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- BUG#5328 - CSTR style file not functional
1: # 2: # The LearningOnline Network 3: # Printout 4: # 5: # $Id: lonprintout.pm,v 1.503 2007/07/23 22:16:31 albertel Exp $ 6: # 7: # Copyright Michigan State University Board of Trustees 8: # 9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA). 10: # 11: # LON-CAPA is free software; you can redistribute it and/or modify 12: # it under the terms of the GNU General Public License as published by 13: # the Free Software Foundation; either version 2 of the License, or 14: # (at your option) any later version. 15: # 16: # LON-CAPA is distributed in the hope that it will be useful, 17: # but WITHOUT ANY WARRANTY; without even the implied warranty of 18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19: # GNU General Public License for more details. 20: # 21: # You should have received a copy of the GNU General Public License 22: # along with LON-CAPA; if not, write to the Free Software 23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 24: # 25: # /home/httpd/html/adm/gpl.txt 26: # http://www.lon-capa.org/ 27: # 28: # 29: package Apache::lonprintout; 30: 31: use strict; 32: use Apache::Constants qw(:common :http); 33: use Apache::lonxml; 34: use Apache::lonnet; 35: use Apache::loncommon; 36: use Apache::inputtags; 37: use Apache::grades; 38: use Apache::edit; 39: use Apache::File(); 40: use Apache::lonnavmaps; 41: use LONCAPA::map(); 42: use POSIX qw(strftime); 43: use Apache::lonlocal; 44: use Carp; 45: use LONCAPA; 46: 47: my %perm; 48: my %parmhash; 49: my $resources_printed; 50: 51: # Fetch the contents of a resource, uninterpreted. 52: # This is used here to fetch a latex file to be included 53: # verbatim into the printout< 54: # NOTE: Ask Guy if there is a lonnet function similar to this? 55: # 56: # Parameters: 57: # URL of the file 58: # 59: sub fetch_raw_resource { 60: my ($url) = @_; 61: 62: my $filename = &Apache::lonnet::filelocation("", $url); 63: my $contents = &Apache::lonnet::getfile($filename); 64: 65: if ($contents == -1) { 66: return "File open failed for $filename"; # This will bomb the print. 67: } 68: return $contents; 69: 70: 71: } 72: 73: # 74: # printf_style_subst item format_string repl 75: # 76: # Does printf style substitution for a format string that 77: # can have %[n]item in it.. wherever, %[n]item occurs, 78: # rep is substituted in format_string. Note that 79: # [n] is an optional integer length. If provided, 80: # repl is truncated to at most [n] characters prior to 81: # substitution. 82: # 83: sub printf_style_subst { 84: my ($item, $format_string, $repl) = @_; 85: my $result = ""; 86: while ($format_string =~ /(%)(\d*)\Q$item\E/g ) { 87: my $fmt = $1; 88: my $size = $2; 89: my $subst = $repl; 90: if ($size ne "") { 91: $subst = substr($subst, 0, $size); 92: 93: # Here's a nice edge case.. supose the end of the 94: # substring is a \. In that case may have just 95: # chopped off a TeX escape... in that case, we append 96: # " " for the trailing character, and let the field 97: # spill over a bit (sigh). 98: # We don't just chop off the last character in order to deal 99: # with one last pathology, and that would be if substr had 100: # trimmed us to e.g. \\\ 101: 102: 103: if ($subst =~ /\\$/) { 104: $subst .= " "; 105: } 106: } 107: my $item_pos = pos($format_string); 108: $result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst; 109: $format_string = substr($format_string, pos($format_string)); 110: } 111: 112: # Put the residual format string into the result: 113: 114: $result .= $format_string; 115: 116: return $result; 117: } 118: 119: 120: # Format a header according to a format. 121: # 122: 123: # Substitutions: 124: # %a - Assignment name. 125: # %c - Course name. 126: # %n - Student name. 127: # 128: sub format_page_header { 129: my ($width, $format, $assignment, $course, $student) = @_; 130: 131: $width = &recalcto_mm($width); # Get width in mm. 132: # Default format? 133: 134: if ($format eq '') { 135: # For the default format, we may need to truncate 136: # elements.. To do this we need to get the page width. 137: # we assume that each character is about 2mm in width. 138: # (correct for the header text size??). We ignore 139: # any formatting (e.g. boldfacing in this). 140: # 141: # - Allow the student/course to be one line. 142: # but only truncate the course. 143: # - Allow the assignment to be 2 lines (wrapped). 144: # 145: my $chars_per_line = $width/2; # Character/textline. 146: 147: 148: my $firstline = "$student $course"; 149: if (length($firstline) > $chars_per_line) { 150: my $lastchar = $chars_per_line - length($student) - 1; 151: if ($lastchar > 0) { 152: $course = substr($course, 0, $lastchar); 153: } else { # Nothing left of course: 154: $course = ''; 155: } 156: } 157: if (length($assignment) > $chars_per_line) { 158: $assignment = substr($assignment, 0, $chars_per_line); 159: } 160: 161: $format = "\\textbf{$student} $course \\hfill \\thepage \\\\ \\textit{$assignment}"; 162: 163: } else { 164: # An open question is how to handle long user formatted page headers... 165: # A possible future is to support e.g. %na so that the user can control 166: # the truncation of the elements that can appear in the header. 167: # 168: $format = &printf_style_subst("a", $format, $assignment); 169: $format = &printf_style_subst("c", $format, $course); 170: $format = &printf_style_subst("n", $format, $student); 171: 172: # If the user put %'s in the format string, they must be escaped 173: # to \% else LaTeX will think they are comments and terminate 174: # the line.. which is bad!!! 175: 176: 177: } 178: 179: 180: return $format; 181: 182: } 183: 184: # 185: # Convert a numeric code to letters 186: # 187: sub num_to_letters { 188: my ($num) = @_; 189: my @nums= split('',$num); 190: my @num_to_let=('A'..'Z'); 191: my $word; 192: foreach my $digit (@nums) { $word.=$num_to_let[$digit]; } 193: return $word; 194: } 195: # Convert a letter code to numeric. 196: # 197: sub letters_to_num { 198: my ($letters) = @_; 199: my @letters = split('', uc($letters)); 200: my %substitution; 201: my $digit = 0; 202: foreach my $letter ('A'..'J') { 203: $substitution{$letter} = $digit; 204: $digit++; 205: } 206: # The substitution is done as below to preserve leading 207: # zeroes which are needed to keep the code size exact 208: # 209: my $result =""; 210: foreach my $letter (@letters) { 211: $result.=$substitution{$letter}; 212: } 213: return $result; 214: } 215: 216: # Determine if a code is a valid numeric code. Valid 217: # numeric codes must be comprised entirely of digits and 218: # have a correct number of digits. 219: # 220: # Parameters: 221: # value - proposed code value. 222: # num_digits - Number of digits required. 223: # 224: sub is_valid_numeric_code { 225: my ($value, $num_digits) = @_; 226: # Remove leading/trailing whitespace; 227: $value =~ s/^\s*//g; 228: $value =~ s/\s*$//g; 229: 230: # All digits? 231: if ($value !~ /^[0-9]+$/) { 232: return "Numeric code $value has invalid characters - must only be digits"; 233: } 234: if (length($value) != $num_digits) { 235: return "Numeric code $value incorrect number of digits (correct = $num_digits)"; 236: } 237: return undef; 238: } 239: # Determines if a code is a valid alhpa code. Alpha codes 240: # are ciphers that map [A-J,a-j] -> 0..9 0..9. 241: # They also have a correct digit count. 242: # Parameters: 243: # value - Proposed code value. 244: # num_letters - correct number of letters. 245: # Note: 246: # leading and trailing whitespace are ignored. 247: # 248: sub is_valid_alpha_code { 249: my ($value, $num_letters) = @_; 250: 251: # strip leading and trailing spaces. 252: 253: $value =~ s/^\s*//g; 254: $value =~ s/\s*$//g; 255: 256: # All alphas in the right range? 257: if ($value !~ /^[A-J,a-j]+$/) { 258: return "Invalid letter code $value must only contain A-J"; 259: } 260: if (length($value) != $num_letters) { 261: return "Letter code $value has incorrect number of letters (correct = $num_letters)"; 262: } 263: return undef; 264: } 265: 266: # Determine if a code entered by the user in a helper is valid. 267: # valid depends on the code type and the type of code selected. 268: # The type of code selected can either be numeric or 269: # Alphabetic. If alphabetic, the code, in fact is a simple 270: # substitution cipher for the actual numeric code: 0->A, 1->B ... 271: # We'll be nice and be case insensitive for alpha codes. 272: # Parameters: 273: # code_value - the value of the code the user typed in. 274: # code_option - The code type selected from the set in the scantron format 275: # table. 276: # Returns: 277: # undef - The code is valid. 278: # other - An error message indicating what's wrong. 279: # 280: sub is_code_valid { 281: my ($code_value, $code_option) = @_; 282: my ($code_type, $code_length) = ('letter', 6); # defaults. 283: open(FG, $Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); 284: foreach my $line (<FG>) { 285: my ($name, $type, $length) = (split(/:/, $line))[0,2,4]; 286: if($name eq $code_option) { 287: $code_length = $length; 288: if($type eq 'number') { 289: $code_type = 'number'; 290: } 291: } 292: } 293: my $valid; 294: if ($code_type eq 'number') { 295: return &is_valid_numeric_code($code_value, $code_length); 296: } else { 297: return &is_valid_alpha_code($code_value, $code_length); 298: } 299: 300: } 301: 302: # Compare two students by name. The students are in the form 303: # returned by the helper: 304: # user:domain:section:last, first:status 305: # This is a helper function for the perl sort built-in therefore: 306: # Implicit Inputs: 307: # $a - The first element to compare (global) 308: # $b - The second element to compare (global) 309: # Returns: 310: # -1 - $a < $b 311: # 0 - $a == $b 312: # +1 - $a > $b 313: # Note that the initial comparison is done on the last names with the 314: # first names only used to break the tie. 315: # 316: # 317: sub compare_names { 318: # First split the names up into the primary fields. 319: 320: my ($u1, $d1, $s1, $n1, $stat1) = split(/:/, $a); 321: my ($u2, $d2, $s2, $n2, $stat2) = split(/:/, $b); 322: 323: # Now split the last name and first name of each n: 324: # 325: 326: my ($l1,$f1) = split(/,/, $n1); 327: my ($l2,$f2) = split(/,/, $n2); 328: 329: # We don't bother to remove the leading/trailing whitespace from the 330: # firstname, unless the last names compare identical. 331: 332: if($l1 lt $l2) { 333: return -1; 334: } 335: if($l1 gt $l2) { 336: return 1; 337: } 338: 339: # Break the tie on the first name, but there are leading (possibly trailing 340: # whitespaces to get rid of first 341: # 342: $f1 =~ s/^\s+//; # Remove leading... 343: $f1 =~ s/\s+$//; # Trailing spaces from first 1... 344: 345: $f2 =~ s/^\s+//; 346: $f2 =~ s/\s+$//; # And the same for first 2... 347: 348: if($f1 lt $f2) { 349: return -1; 350: } 351: if($f1 gt $f2) { 352: return 1; 353: } 354: 355: # Must be the same name. 356: 357: return 0; 358: } 359: 360: sub latex_header_footer_remove { 361: my $text = shift; 362: $text =~ s/\\end{document}//; 363: $text =~ s/\\documentclass([^&]*)\\begin{document}//; 364: return $text; 365: } 366: # 367: # If necessary, encapsulate text inside 368: # a minipage env. 369: # necessity is determined by the problem_split param. 370: # 371: sub encapsulate_minipage { 372: my ($text) = @_; 373: if (!($env{'form.problem.split'} =~ /yes/i)) { 374: $text = '\begin{minipage}{\textwidth}'.$text.'\end{minipage}'; 375: } 376: return $text; 377: } 378: # 379: # The NUMBER_TO_PRINT and SPLIT_PDFS 380: # variables interact, this sub looks at these two parameters 381: # and comes up with a final value for NUMBER_TO_PRINT which can be: 382: # all - if SPLIT_PDFS eq 'all'. 383: # 1 - if SPLIT_PDFS eq 'oneper' 384: # section - if SPLIT_PDFS eq 'sections' 385: # <unchanged> - if SPLIT_PDFS eq 'usenumber' 386: # 387: sub adjust_number_to_print { 388: my $helper = shift; 389: 390: my $split_pdf = $helper->{'VARS'}->{'SPLIT_PDFS'}; 391: 392: if ($split_pdf eq 'all') { 393: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'all'; 394: } elsif ($split_pdf eq 'oneper') { 395: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 1; 396: } elsif ($split_pdf eq 'sections') { 397: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = 'section'; 398: } elsif ($split_pdf eq 'usenumber') { 399: # Unmodified. 400: } else { 401: # Error!!!! 402: 403: croak "bad SPLIT_PDFS: $split_pdf in lonprintout::adjust_number_to_print"; 404: } 405: } 406: 407: sub character_chart { 408: my $result = shift; 409: $result =~ s/&\#0?0?(7|9);//g; 410: $result =~ s/&\#0?(10|13);//g; 411: $result =~ s/&\#0?32;/ /g; 412: $result =~ s/&\#0?33;/!/g; 413: $result =~ s/&(\#0?34|quot);/\"/g; 414: $result =~ s/&\#0?35;/\\\#/g; 415: $result =~ s/&\#0?36;/\\\$/g; 416: $result =~ s/&\#0?37;/\\%/g; 417: $result =~ s/&(\#0?38|amp);/\\&/g; 418: $result =~ s/&\#(0?39|146);/\'/g; 419: $result =~ s/&\#0?40;/(/g; 420: $result =~ s/&\#0?41;/)/g; 421: $result =~ s/&\#0?42;/\*/g; 422: $result =~ s/&\#0?43;/\+/g; 423: $result =~ s/&\#(0?44|130);/,/g; 424: $result =~ s/&\#0?45;/-/g; 425: $result =~ s/&\#0?46;/\./g; 426: $result =~ s/&\#0?47;/\//g; 427: $result =~ s/&\#0?48;/0/g; 428: $result =~ s/&\#0?49;/1/g; 429: $result =~ s/&\#0?50;/2/g; 430: $result =~ s/&\#0?51;/3/g; 431: $result =~ s/&\#0?52;/4/g; 432: $result =~ s/&\#0?53;/5/g; 433: $result =~ s/&\#0?54;/6/g; 434: $result =~ s/&\#0?55;/7/g; 435: $result =~ s/&\#0?56;/8/g; 436: $result =~ s/&\#0?57;/9/g; 437: $result =~ s/&\#0?58;/:/g; 438: $result =~ s/&\#0?59;/;/g; 439: $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g; 440: $result =~ s/&\#0?61;/\\ensuremath\{=\}/g; 441: $result =~ s/&(\#0?62|gt|\#155);/\\ensuremath\{>\}/g; 442: $result =~ s/&\#0?63;/\?/g; 443: $result =~ s/&\#0?65;/A/g; 444: $result =~ s/&\#0?66;/B/g; 445: $result =~ s/&\#0?67;/C/g; 446: $result =~ s/&\#0?68;/D/g; 447: $result =~ s/&\#0?69;/E/g; 448: $result =~ s/&\#0?70;/F/g; 449: $result =~ s/&\#0?71;/G/g; 450: $result =~ s/&\#0?72;/H/g; 451: $result =~ s/&\#0?73;/I/g; 452: $result =~ s/&\#0?74;/J/g; 453: $result =~ s/&\#0?75;/K/g; 454: $result =~ s/&\#0?76;/L/g; 455: $result =~ s/&\#0?77;/M/g; 456: $result =~ s/&\#0?78;/N/g; 457: $result =~ s/&\#0?79;/O/g; 458: $result =~ s/&\#0?80;/P/g; 459: $result =~ s/&\#0?81;/Q/g; 460: $result =~ s/&\#0?82;/R/g; 461: $result =~ s/&\#0?83;/S/g; 462: $result =~ s/&\#0?84;/T/g; 463: $result =~ s/&\#0?85;/U/g; 464: $result =~ s/&\#0?86;/V/g; 465: $result =~ s/&\#0?87;/W/g; 466: $result =~ s/&\#0?88;/X/g; 467: $result =~ s/&\#0?89;/Y/g; 468: $result =~ s/&\#0?90;/Z/g; 469: $result =~ s/&\#0?91;/[/g; 470: $result =~ s/&\#0?92;/\\ensuremath\{\\setminus\}/g; 471: $result =~ s/&\#0?93;/]/g; 472: $result =~ s/&\#(0?94|136);/\\ensuremath\{\\wedge\}/g; 473: $result =~ s/&\#(0?95|138|154);/\\underline{\\makebox[2mm]{\\strut}}/g; 474: $result =~ s/&\#(0?96|145);/\`/g; 475: $result =~ s/&\#0?97;/a/g; 476: $result =~ s/&\#0?98;/b/g; 477: $result =~ s/&\#0?99;/c/g; 478: $result =~ s/&\#100;/d/g; 479: $result =~ s/&\#101;/e/g; 480: $result =~ s/&\#102;/f/g; 481: $result =~ s/&\#103;/g/g; 482: $result =~ s/&\#104;/h/g; 483: $result =~ s/&\#105;/i/g; 484: $result =~ s/&\#106;/j/g; 485: $result =~ s/&\#107;/k/g; 486: $result =~ s/&\#108;/l/g; 487: $result =~ s/&\#109;/m/g; 488: $result =~ s/&\#110;/n/g; 489: $result =~ s/&\#111;/o/g; 490: $result =~ s/&\#112;/p/g; 491: $result =~ s/&\#113;/q/g; 492: $result =~ s/&\#114;/r/g; 493: $result =~ s/&\#115;/s/g; 494: $result =~ s/&\#116;/t/g; 495: $result =~ s/&\#117;/u/g; 496: $result =~ s/&\#118;/v/g; 497: $result =~ s/&\#119;/w/g; 498: $result =~ s/&\#120;/x/g; 499: $result =~ s/&\#121;/y/g; 500: $result =~ s/&\#122;/z/g; 501: $result =~ s/&\#123;/\\{/g; 502: $result =~ s/&\#124;/\|/g; 503: $result =~ s/&\#125;/\\}/g; 504: $result =~ s/&\#126;/\~/g; 505: $result =~ s/&\#131;/\\textflorin /g; 506: $result =~ s/&\#132;/\"/g; 507: $result =~ s/&\#133;/\\ensuremath\{\\ldots\}/g; 508: $result =~ s/&\#134;/\\ensuremath\{\\dagger\}/g; 509: $result =~ s/&\#135;/\\ensuremath\{\\ddagger\}/g; 510: $result =~ s/&\#137;/\\textperthousand /g; 511: $result =~ s/&\#140;/{\\OE}/g; 512: $result =~ s/&\#147;/\`\`/g; 513: $result =~ s/&\#148;/\'\'/g; 514: $result =~ s/&\#149;/\\ensuremath\{\\bullet\}/g; 515: $result =~ s/&(\#150|\#8211);/--/g; 516: $result =~ s/&\#151;/---/g; 517: $result =~ s/&\#152;/\\ensuremath\{\\sim\}/g; 518: $result =~ s/&\#153;/\\texttrademark /g; 519: $result =~ s/&\#156;/\\oe/g; 520: $result =~ s/&\#159;/\\\"Y/g; 521: $result =~ s/&(\#160|nbsp);/~/g; 522: $result =~ s/&(\#161|iexcl);/!\`/g; 523: $result =~ s/&(\#162|cent);/\\textcent /g; 524: $result =~ s/&(\#163|pound);/\\pounds /g; 525: $result =~ s/&(\#164|curren);/\\textcurrency /g; 526: $result =~ s/&(\#165|yen);/\\textyen /g; 527: $result =~ s/&(\#166|brvbar);/\\textbrokenbar /g; 528: $result =~ s/&(\#167|sect);/\\textsection /g; 529: $result =~ s/&(\#168|uml);/\\texthighdieresis /g; 530: $result =~ s/&(\#169|copy);/\\copyright /g; 531: $result =~ s/&(\#170|ordf);/\\textordfeminine /g; 532: $result =~ s/&(\#172|not);/\\ensuremath\{\\neg\}/g; 533: $result =~ s/&(\#173|shy);/ - /g; 534: $result =~ s/&(\#174|reg);/\\textregistered /g; 535: $result =~ s/&(\#175|macr);/\\ensuremath\{^{-}\}/g; 536: $result =~ s/&(\#176|deg);/\\ensuremath\{^{\\circ}\}/g; 537: $result =~ s/&(\#177|plusmn);/\\ensuremath\{\\pm\}/g; 538: $result =~ s/&(\#178|sup2);/\\ensuremath\{^2\}/g; 539: $result =~ s/&(\#179|sup3);/\\ensuremath\{^3\}/g; 540: $result =~ s/&(\#180|acute);/\\textacute /g; 541: $result =~ s/&(\#181|micro);/\\ensuremath\{\\mu\}/g; 542: $result =~ s/&(\#182|para);/\\P/g; 543: $result =~ s/&(\#183|middot);/\\ensuremath\{\\cdot\}/g; 544: $result =~ s/&(\#184|cedil);/\\c{\\strut}/g; 545: $result =~ s/&(\#185|sup1);/\\ensuremath\{^1\}/g; 546: $result =~ s/&(\#186|ordm);/\\textordmasculine /g; 547: $result =~ s/&(\#188|frac14);/\\textonequarter /g; 548: $result =~ s/&(\#189|frac12);/\\textonehalf /g; 549: $result =~ s/&(\#190|frac34);/\\textthreequarters /g; 550: $result =~ s/&(\#191|iquest);/?\`/g; 551: $result =~ s/&(\#192|Agrave);/\\\`{A}/g; 552: $result =~ s/&(\#193|Aacute);/\\\'{A}/g; 553: $result =~ s/&(\#194|Acirc);/\\^{A}/g; 554: $result =~ s/&(\#195|Atilde);/\\~{A}/g; 555: $result =~ s/&(\#196|Auml);/\\\"{A}/g; 556: $result =~ s/&(\#197|Aring);/{\\AA}/g; 557: $result =~ s/&(\#198|AElig);/{\\AE}/g; 558: $result =~ s/&(\#199|Ccedil);/\\c{c}/g; 559: $result =~ s/&(\#200|Egrave);/\\\`{E}/g; 560: $result =~ s/&(\#201|Eacute);/\\\'{E}/g; 561: $result =~ s/&(\#202|Ecirc);/\\^{E}/g; 562: $result =~ s/&(\#203|Euml);/\\\"{E}/g; 563: $result =~ s/&(\#204|Igrave);/\\\`{I}/g; 564: $result =~ s/&(\#205|Iacute);/\\\'{I}/g; 565: $result =~ s/&(\#206|Icirc);/\\^{I}/g; 566: $result =~ s/&(\#207|Iuml);/\\\"{I}/g; 567: $result =~ s/&(\#209|Ntilde);/\\~{N}/g; 568: $result =~ s/&(\#210|Ograve);/\\\`{O}/g; 569: $result =~ s/&(\#211|Oacute);/\\\'{O}/g; 570: $result =~ s/&(\#212|Ocirc);/\\^{O}/g; 571: $result =~ s/&(\#213|Otilde);/\\~{O}/g; 572: $result =~ s/&(\#214|Ouml);/\\\"{O}/g; 573: $result =~ s/&(\#215|times);/\\ensuremath\{\\times\}/g; 574: $result =~ s/&(\#216|Oslash);/{\\O}/g; 575: $result =~ s/&(\#217|Ugrave);/\\\`{U}/g; 576: $result =~ s/&(\#218|Uacute);/\\\'{U}/g; 577: $result =~ s/&(\#219|Ucirc);/\\^{U}/g; 578: $result =~ s/&(\#220|Uuml);/\\\"{U}/g; 579: $result =~ s/&(\#221|Yacute);/\\\'{Y}/g; 580: $result =~ s/&(\#223|szlig);/{\\ss}/g; 581: $result =~ s/&(\#224|agrave);/\\\`{a}/g; 582: $result =~ s/&(\#225|aacute);/\\\'{a}/g; 583: $result =~ s/&(\#226|acirc);/\\^{a}/g; 584: $result =~ s/&(\#227|atilde);/\\~{a}/g; 585: $result =~ s/&(\#228|auml);/\\\"{a}/g; 586: $result =~ s/&(\#229|aring);/{\\aa}/g; 587: $result =~ s/&(\#230|aelig);/{\\ae}/g; 588: $result =~ s/&(\#231|ccedil);/\\c{c}/g; 589: $result =~ s/&(\#232|egrave);/\\\`{e}/g; 590: $result =~ s/&(\#233|eacute);/\\\'{e}/g; 591: $result =~ s/&(\#234|ecirc);/\\^{e}/g; 592: $result =~ s/&(\#235|euml);/\\\"{e}/g; 593: $result =~ s/&(\#236|igrave);/\\\`{i}/g; 594: $result =~ s/&(\#237|iacute);/\\\'{i}/g; 595: $result =~ s/&(\#238|icirc);/\\^{i}/g; 596: $result =~ s/&(\#239|iuml);/\\\"{i}/g; 597: $result =~ s/&(\#240|eth);/\\ensuremath\{\\partial\}/g; 598: $result =~ s/&(\#241|ntilde);/\\~{n}/g; 599: $result =~ s/&(\#242|ograve);/\\\`{o}/g; 600: $result =~ s/&(\#243|oacute);/\\\'{o}/g; 601: $result =~ s/&(\#244|ocirc);/\\^{o}/g; 602: $result =~ s/&(\#245|otilde);/\\~{o}/g; 603: $result =~ s/&(\#246|ouml);/\\\"{o}/g; 604: $result =~ s/&(\#247|divide);/\\ensuremath\{\\div\}/g; 605: $result =~ s/&(\#248|oslash);/{\\o}/g; 606: $result =~ s/&(\#249|ugrave);/\\\`{u}/g; 607: $result =~ s/&(\#250|uacute);/\\\'{u}/g; 608: $result =~ s/&(\#251|ucirc);/\\^{u}/g; 609: $result =~ s/&(\#252|uuml);/\\\"{u}/g; 610: $result =~ s/&(\#253|yacute);/\\\'{y}/g; 611: $result =~ s/&(\#255|yuml);/\\\"{y}/g; 612: $result =~ s/&\#295;/\\ensuremath\{\\hbar\}/g; 613: $result =~ s/&\#952;/\\ensuremath\{\\theta\}/g; 614: #Greek Alphabet 615: $result =~ s/&(alpha|\#945);/\\ensuremath\{\\alpha\}/g; 616: $result =~ s/&(beta|\#946);/\\ensuremath\{\\beta\}/g; 617: $result =~ s/&(gamma|\#947);/\\ensuremath\{\\gamma\}/g; 618: $result =~ s/&(delta|\#948);/\\ensuremath\{\\delta\}/g; 619: $result =~ s/&(epsilon|\#949);/\\ensuremath\{\\epsilon\}/g; 620: $result =~ s/&(zeta|\#950);/\\ensuremath\{\\zeta\}/g; 621: $result =~ s/&(eta|\#951);/\\ensuremath\{\\eta\}/g; 622: $result =~ s/&(theta|\#952);/\\ensuremath\{\\theta\}/g; 623: $result =~ s/&(iota|\#953);/\\ensuremath\{\\iota\}/g; 624: $result =~ s/&(kappa|\#954);/\\ensuremath\{\\kappa\}/g; 625: $result =~ s/&(lambda|\#955);/\\ensuremath\{\\lambda\}/g; 626: $result =~ s/&(mu|\#956);/\\ensuremath\{\\mu\}/g; 627: $result =~ s/&(nu|\#957);/\\ensuremath\{\\nu\}/g; 628: $result =~ s/&(xi|\#958);/\\ensuremath\{\\xi\}/g; 629: $result =~ s/&(omicron|\#959);/o/g; 630: $result =~ s/&(pi|\#960);/\\ensuremath\{\\pi\}/g; 631: $result =~ s/&(rho|\#961);/\\ensuremath\{\\rho\}/g; 632: $result =~ s/&(sigma|\#963);/\\ensuremath\{\\sigma\}/g; 633: $result =~ s/&(tau|\#964);/\\ensuremath\{\\tau\}/g; 634: $result =~ s/&(upsilon|\#965);/\\ensuremath\{\\upsilon\}/g; 635: $result =~ s/&(phi|\#966);/\\ensuremath\{\\phi\}/g; 636: $result =~ s/&(chi|\#967);/\\ensuremath\{\\chi\}/g; 637: $result =~ s/&(psi|\#968);/\\ensuremath\{\\psi\}/g; 638: $result =~ s/&(omega|\#969);/\\ensuremath\{\\omega\}/g; 639: $result =~ s/&(thetasym|\#977);/\\ensuremath\{\\vartheta\}/g; 640: $result =~ s/&(piv|\#982);/\\ensuremath\{\\varpi\}/g; 641: $result =~ s/&(Alpha|\#913);/A/g; 642: $result =~ s/&(Beta|\#914);/B/g; 643: $result =~ s/&(Gamma|\#915);/\\ensuremath\{\\Gamma\}/g; 644: $result =~ s/&(Delta|\#916);/\\ensuremath\{\\Delta\}/g; 645: $result =~ s/&(Epsilon|\#917);/E/g; 646: $result =~ s/&(Zeta|\#918);/Z/g; 647: $result =~ s/&(Eta|\#919);/H/g; 648: $result =~ s/&(Theta|\#920);/\\ensuremath\{\\Theta\}/g; 649: $result =~ s/&(Iota|\#921);/I/g; 650: $result =~ s/&(Kappa|\#922);/K/g; 651: $result =~ s/&(Lambda|\#923);/\\ensuremath\{\\Lambda\}/g; 652: $result =~ s/&(Mu|\#924);/M/g; 653: $result =~ s/&(Nu|\#925);/N/g; 654: $result =~ s/&(Xi|\#926);/\\ensuremath\{\\Xi\}/g; 655: $result =~ s/&(Omicron|\#927);/O/g; 656: $result =~ s/&(Pi|\#928);/\\ensuremath\{\\Pi\}/g; 657: $result =~ s/&(Rho|\#929);/P/g; 658: $result =~ s/&(Sigma|\#931);/\\ensuremath\{\\Sigma\}/g; 659: $result =~ s/&(Tau|\#932);/T/g; 660: $result =~ s/&(Upsilon|\#933);/\\ensuremath\{\\Upsilon\}/g; 661: $result =~ s/&(Phi|\#934);/\\ensuremath\{\\Phi\}/g; 662: $result =~ s/&(Chi|\#935);/X/g; 663: $result =~ s/&(Psi|\#936);/\\ensuremath\{\\Psi\}/g; 664: $result =~ s/&(Omega|\#937);/\\ensuremath\{\\Omega\}/g; 665: #Arrows (extended HTML 4.01) 666: $result =~ s/&(larr|\#8592);/\\ensuremath\{\\leftarrow\}/g; 667: $result =~ s/&(uarr|\#8593);/\\ensuremath\{\\uparrow\}/g; 668: $result =~ s/&(rarr|\#8594);/\\ensuremath\{\\rightarrow\}/g; 669: $result =~ s/&(darr|\#8595);/\\ensuremath\{\\downarrow\}/g; 670: $result =~ s/&(harr|\#8596);/\\ensuremath\{\\leftrightarrow\}/g; 671: $result =~ s/&(lArr|\#8656);/\\ensuremath\{\\Leftarrow\}/g; 672: $result =~ s/&(uArr|\#8657);/\\ensuremath\{\\Uparrow\}/g; 673: $result =~ s/&(rArr|\#8658);/\\ensuremath\{\\Rightarrow\}/g; 674: $result =~ s/&(dArr|\#8659);/\\ensuremath\{\\Downarrow\}/g; 675: $result =~ s/&(hArr|\#8660);/\\ensuremath\{\\Leftrightarrow\}/g; 676: #Mathematical Operators (extended HTML 4.01) 677: $result =~ s/&(forall|\#8704);/\\ensuremath\{\\forall\}/g; 678: $result =~ s/&(part|\#8706);/\\ensuremath\{\\partial\}/g; 679: $result =~ s/&(exist|\#8707);/\\ensuremath\{\\exists\}/g; 680: $result =~ s/&(empty|\#8709);/\\ensuremath\{\\emptyset\}/g; 681: $result =~ s/&(nabla|\#8711);/\\ensuremath\{\\nabla\}/g; 682: $result =~ s/&(isin|\#8712);/\\ensuremath\{\\in\}/g; 683: $result =~ s/&(notin|\#8713);/\\ensuremath\{\\notin\}/g; 684: $result =~ s/&(ni|\#8715);/\\ensuremath\{\\ni\}/g; 685: $result =~ s/&(prod|\#8719);/\\ensuremath\{\\prod\}/g; 686: $result =~ s/&(sum|\#8721);/\\ensuremath\{\\sum\}/g; 687: $result =~ s/&(minus|\#8722);/\\ensuremath\{-\}/g; 688: $result =~ s/–/\\ensuremath\{-\}/g; 689: $result =~ s/&(lowast|\#8727);/\\ensuremath\{*\}/g; 690: $result =~ s/&(radic|\#8730);/\\ensuremath\{\\surd\}/g; 691: $result =~ s/&(prop|\#8733);/\\ensuremath\{\\propto\}/g; 692: $result =~ s/&(infin|\#8734);/\\ensuremath\{\\infty\}/g; 693: $result =~ s/&(ang|\#8736);/\\ensuremath\{\\angle\}/g; 694: $result =~ s/&(and|\#8743);/\\ensuremath\{\\wedge\}/g; 695: $result =~ s/&(or|\#8744);/\\ensuremath\{\\vee\}/g; 696: $result =~ s/&(cap|\#8745);/\\ensuremath\{\\cap\}/g; 697: $result =~ s/&(cup|\#8746);/\\ensuremath\{\\cup\}/g; 698: $result =~ s/&(int|\#8747);/\\ensuremath\{\\int\}/g; 699: $result =~ s/&(sim|\#8764);/\\ensuremath\{\\sim\}/g; 700: $result =~ s/&(cong|\#8773);/\\ensuremath\{\\cong\}/g; 701: $result =~ s/&(asymp|\#8776);/\\ensuremath\{\\approx\}/g; 702: $result =~ s/&(ne|\#8800);/\\ensuremath\{\\not=\}/g; 703: $result =~ s/&(equiv|\#8801);/\\ensuremath\{\\equiv\}/g; 704: $result =~ s/&(le|\#8804);/\\ensuremath\{\\leq\}/g; 705: $result =~ s/&(ge|\#8805);/\\ensuremath\{\\geq\}/g; 706: $result =~ s/&(sub|\#8834);/\\ensuremath\{\\subset\}/g; 707: $result =~ s/&(sup|\#8835);/\\ensuremath\{\\supset\}/g; 708: $result =~ s/&(nsub|\#8836);/\\ensuremath\{\\not\\subset\}/g; 709: $result =~ s/&(sube|\#8838);/\\ensuremath\{\\subseteq\}/g; 710: $result =~ s/&(supe|\#8839);/\\ensuremath\{\\supseteq\}/g; 711: $result =~ s/&(oplus|\#8853);/\\ensuremath\{\\oplus\}/g; 712: $result =~ s/&(otimes|\#8855);/\\ensuremath\{\\otimes\}/g; 713: $result =~ s/&(perp|\#8869);/\\ensuremath\{\\perp\}/g; 714: $result =~ s/&(sdot|\#8901);/\\ensuremath\{\\cdot\}/g; 715: #Geometric Shapes (extended HTML 4.01) 716: $result =~ s/&(loz|\#9674);/\\ensuremath\{\\Diamond\}/g; 717: #Miscellaneous Symbols (extended HTML 4.01) 718: $result =~ s/&(spades|\#9824);/\\ensuremath\{\\spadesuit\}/g; 719: $result =~ s/&(clubs|\#9827);/\\ensuremath\{\\clubsuit\}/g; 720: $result =~ s/&(hearts|\#9829);/\\ensuremath\{\\heartsuit\}/g; 721: $result =~ s/&(diams|\#9830);/\\ensuremath\{\\diamondsuit\}/g; 722: # Chemically useful 'things' contributed by Hon Kie (bug 4652). 723: $result =~ s/&\#8636;/\\ensuremath\{\\leftharpoonup\}/g; 724: $result =~ s/&\#8637;/\\ensuremath\{\\leftharpoondown\}/g; 725: $result =~ s/&\#8640;/\\ensuremath\{\\rightharpoonup\}/g; 726: $result =~ s/&\#8641;/\\ensuremath\{\\rightharpoondown\}/g; 727: $result =~ s/&\#8652;/\\ensuremath\{\\rightleftharpoons\}/g; 728: $result =~ s/&\#8605;/\\ensuremath\{\\leadsto\}/g; 729: $result =~ s/&\#8617;/\\ensuremath\{\\hookleftarrow\}/g; 730: $result =~ s/&\#8618;/\\ensuremath\{\\hookrightarrow\}/g; 731: $result =~ s/&\#8614;/\\ensuremath\{\\mapsto\}/g; 732: $result =~ s/&\#8599;/\\ensuremath\{\\nearrow\}/g; 733: $result =~ s/&\#8600;/\\ensuremath\{\\searrow\}/g; 734: $result =~ s/&\#8601;/\\ensuremath\{\\swarrow\}/g; 735: $result =~ s/&\#8598;/\\ensuremath\{\\nwarrow\}/g; 736: return $result; 737: } 738: 739: 740: #width, height, oddsidemargin, evensidemargin, topmargin 741: my %page_formats= 742: ('letter' => { 743: 'book' => { 744: '1' => [ '7.1 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'], 745: '2' => ['3.66 in','9.8 in', '-0.57 in','-0.57 in','0.275 in'] 746: }, 747: 'album' => { 748: '1' => [ '8.8 in', '6.8 in','-0.55 in', '-0.55 in','0.394 in'], 749: '2' => [ '4.8 in', '6.8 in','-0.5 in', '-1.0 in','3.5 in'] 750: }, 751: }, 752: 'legal' => { 753: 'book' => { 754: '1' => ['7.1 in','13 in',,'-0.57 in','-0.57 in','-0.5 in'], 755: '2' => ['3.16 in','13 in','-0.57 in','-0.57 in','-0.5 in'] 756: }, 757: 'album' => { 758: '1' => ['12 in','7.1 in',,'-0.57 in','-0.57 in','-0.5 in'], 759: '2' => ['6.0 in','7.1 in','-1 in','-1 in','5 in'] 760: }, 761: }, 762: 'tabloid' => { 763: 'book' => { 764: '1' => ['9.8 in','16 in','-0.57 in','-0.57 in','-0.5 in'], 765: '2' => ['4.9 in','16 in','-0.57 in','-0.57 in','-0.5 in'] 766: }, 767: 'album' => { 768: '1' => ['16 in','9.8 in','-0.57 in','-0.57 in','-0.5 in'], 769: '2' => ['16 in','4.9 in','-0.57 in','-0.57 in','-0.5 in'] 770: }, 771: }, 772: 'executive' => { 773: 'book' => { 774: '1' => ['6.8 in','9 in','-0.57 in','-0.57 in','1.2 in'], 775: '2' => ['3.1 in','9 in','-0.57 in','-0.57 in','1.2 in'] 776: }, 777: 'album' => { 778: '1' => [], 779: '2' => [] 780: }, 781: }, 782: 'a2' => { 783: 'book' => { 784: '1' => [], 785: '2' => [] 786: }, 787: 'album' => { 788: '1' => [], 789: '2' => [] 790: }, 791: }, 792: 'a3' => { 793: 'book' => { 794: '1' => [], 795: '2' => [] 796: }, 797: 'album' => { 798: '1' => [], 799: '2' => [] 800: }, 801: }, 802: 'a4' => { 803: 'book' => { 804: '1' => ['17.6 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'], 805: '2' => [ '9.1 cm','27.2 cm','-1.397 cm','-2.11 cm','-1.27 cm'] 806: }, 807: 'album' => { 808: '1' => ['21.59 cm','19.558 cm','-1.397cm','-2.11 cm','0 cm'], 809: '2' => ['9.91 cm','19.558 cm','-1.397 cm','-2.11 cm','0 cm'] 810: }, 811: }, 812: 'a5' => { 813: 'book' => { 814: '1' => [], 815: '2' => [] 816: }, 817: 'album' => { 818: '1' => [], 819: '2' => [] 820: }, 821: }, 822: 'a6' => { 823: 'book' => { 824: '1' => [], 825: '2' => [] 826: }, 827: 'album' => { 828: '1' => [], 829: '2' => [] 830: }, 831: }, 832: ); 833: 834: sub page_format { 835: # 836: #Supported paper format: "Letter [8 1/2x11 in]", "Legal [8 1/2x14 in]", 837: # "Ledger/Tabloid [11x17 in]", "Executive [7 1/2x10 in]", 838: # "A2 [420x594 mm]", "A3 [297x420 mm]", 839: # "A4 [210x297 mm]", "A5 [148x210 mm]", 840: # "A6 [105x148 mm]" 841: # 842: my ($papersize,$layout,$numberofcolumns) = @_; 843: return @{$page_formats{$papersize}->{$layout}->{$numberofcolumns}}; 844: } 845: 846: 847: sub get_name { 848: my ($uname,$udom)=@_; 849: if (!defined($uname)) { $uname=$env{'user.name'}; } 850: if (!defined($udom)) { $udom=$env{'user.domain'}; } 851: my $plainname=&Apache::loncommon::plainname($uname,$udom); 852: if ($plainname=~/^\s*$/) { $plainname=$uname.'@'.$udom; } 853: $plainname=&Apache::lonxml::latex_special_symbols($plainname,'header'); 854: return $plainname; 855: } 856: 857: sub get_course { 858: my $courseidinfo; 859: if (defined($env{'request.course.id'})) { 860: $courseidinfo = &Apache::lonxml::latex_special_symbols(&unescape($env{'course.'.$env{'request.course.id'}.'.description'}),'header'); 861: } 862: return $courseidinfo; 863: } 864: 865: sub page_format_transformation { 866: my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment,$tableofcontents,$indexlist,$selectionmade) = @_; 867: my ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin); 868: 869: if ($selectionmade eq '4') { 870: if ($choice eq 'all_problems') { 871: $assignment='Problems from the Whole Course'; 872: } else { 873: $assignment='Resources from the Whole Course'; 874: } 875: } else { 876: $assignment=&Apache::lonxml::latex_special_symbols($assignment,'header'); 877: } 878: ($textwidth,$textheight,$oddoffset,$evenoffset,$topmargin) = &page_format($papersize,$layout,$numberofcolumns,$topmargin); 879: 880: 881: my $name = &get_name(); 882: my $courseidinfo = &get_course(); 883: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 884: my $header_text = $parmhash{'print_header_format'}; 885: $header_text = &format_page_header($textwidth, $header_text, $assignment, 886: $courseidinfo, $name); 887: my $topmargintoinsert = ''; 888: if ($topmargin ne '0') {$topmargintoinsert='\setlength{\topmargin}{'.$topmargin.'}';} 889: my $fancypagestatement=''; 890: if ($numberofcolumns eq '2') { 891: $fancypagestatement="\\fancyhead{}\\fancyhead[LO]{$header_text}"; 892: } else { 893: $fancypagestatement="\\rhead{}\\chead{}\\lhead{$header_text}"; 894: } 895: if ($layout eq 'album') { 896: $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}$topmargintoinsert\n\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\n\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\n\\pagestyle{fancy}$fancypagestatement\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}\n /; 897: } elsif ($layout eq 'book') { 898: if ($choice ne 'All class print') { 899: $text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset $topmargintoinsert\n\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\n\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\addtolength{\\headheight}{\\baselineskip}\\pagestyle{fancy}$fancypagestatement\\begin{document}\n\\voffset=-0\.8 cm\\setcounter{page}{1}\n/; 900: } else { 901: $text =~ s/\\pagestyle{fancy}\\rhead{}\\chead{}\s*\\begin{document}/\\textheight = $textheight\\oddsidemargin = $evenoffset\n\\evensidemargin = $evenoffset $topmargintoinsert\\textwidth= $textwidth\\newlength{\\minipagewidth}\n\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\pagestyle{fancy}\\rhead{}\\chead{}\\begin{document}\\voffset=-0\.8cm\n\\setcounter{page}{1} \\vskip 5 mm\n /; 902: } 903: if ($papersize eq 'a4') { 904: $text =~ s/(\\begin{document})/$1\\special{papersize=210mm,297mm}/; 905: } 906: } 907: if ($tableofcontents eq 'yes') {$text=~s/(\\setcounter\{page\}\{1\})/$1 \\tableofcontents\\newpage /;} 908: if ($indexlist eq 'yes') { 909: $text=~s/(\\begin{document})/\\makeindex $1/; 910: $text=~s/(\\end{document})/\\strut\\\\\\strut\\printindex $1/; 911: } 912: return $text; 913: } 914: 915: 916: sub page_cleanup { 917: my $result = shift; 918: 919: $result =~ m/\\end{document}(\d*)$/; 920: my $number_of_columns = $1; 921: my $insert = '{'; 922: for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; } 923: $insert .= '}'; 924: $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g; 925: $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g; 926: return $result,$number_of_columns; 927: } 928: 929: 930: sub details_for_menu { 931: my ($helper)=@_; 932: my $postdata=$env{'form.postdata'}; 933: if (!$postdata) { $postdata=$helper->{VARS}{'postdata'}; } 934: my $name_of_resource = &Apache::lonnet::gettitle($postdata); 935: my $symbolic = &Apache::lonnet::symbread($postdata); 936: return if ( $symbolic eq ''); 937: 938: my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symbolic); 939: $map=&Apache::lonnet::clutter($map); 940: my $name_of_sequence = &Apache::lonnet::gettitle($map); 941: if ($name_of_sequence =~ /^\s*$/) { 942: $map =~ m|([^/]+)$|; 943: $name_of_sequence = $1; 944: } 945: my $name_of_map = &Apache::lonnet::gettitle($env{'request.course.uri'}); 946: if ($name_of_map =~ /^\s*$/) { 947: $env{'request.course.uri'} =~ m|([^/]+)$|; 948: $name_of_map = $1; 949: } 950: return ($name_of_resource,$name_of_sequence,$name_of_map); 951: } 952: 953: sub copyright_line { 954: return '\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\vspace*{-2 mm}\newline\noindent{\tiny Printed from LON-CAPA\copyright MSU{\hfill} Licensed under GNU General Public License } '; 955: } 956: my $end_of_student = "\n".'\special{ps:ENDOFSTUDENTSTAMP}'."\n"; 957: 958: sub latex_corrections { 959: my ($number_of_columns,$result,$selectionmade,$answer_mode) = @_; 960: # $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g; 961: my $copyright = ©right_line(); 962: if ($selectionmade eq '1' || $answer_mode eq 'only') { 963: $result =~ s/(\\end{document})/\\strut\\vskip 0 mm $copyright $end_of_student $1/; 964: } else { 965: $result =~ s/(\\end{document})/\\strut\\vspace\*{-4 mm}\\newline $copyright $end_of_student $1/; 966: } 967: $result =~ s/\$number_of_columns/$number_of_columns/g; 968: $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g; 969: $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g; 970: #-- LaTeX corrections 971: my $first_comment = index($result,'<!--',0); 972: while ($first_comment != -1) { 973: my $end_comment = index($result,'-->',$first_comment); 974: substr($result,$first_comment,$end_comment-$first_comment+3) = ''; 975: $first_comment = index($result,'<!--',$first_comment); 976: } 977: $result =~ s/^\s+$//gm; #remove empty lines 978: #removes more than one empty space 979: $result =~ s|(\s\s+)|($1=~/[\n\r]/)?"\n":" "|ge; 980: $result =~ s/\\\\\s*\\vskip/\\vskip/gm; 981: $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g; 982: $result =~ s/{\\par }\s*\\\\/\\\\/gm; 983: $result =~ s/\\\\\s+\[/ \[/g; 984: #conversion of html characters to LaTeX equivalents 985: if ($result =~ m/&(\w+|#\d+);/) { 986: $result = &character_chart($result); 987: } 988: $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g; 989: $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g; 990: return $result; 991: } 992: 993: 994: sub index_table { 995: my $currentURL = shift; 996: my $insex_string=''; 997: $currentURL=~s/\.([^\/+])$/\.$1\.meta/; 998: $insex_string=&Apache::lonnet::metadata($currentURL,'keywords'); 999: return $insex_string; 1000: } 1001: 1002: 1003: sub IndexCreation { 1004: my ($texversion,$currentURL)=@_; 1005: my @key_words=split(/,/,&index_table($currentURL)); 1006: my $chunk=''; 1007: my $st=index $texversion,'\addcontentsline{toc}{subsection}{'; 1008: if ($st>0) { 1009: for (my $i=0;$i<3;$i++) {$st=(index $texversion,'}',$st+1);} 1010: $chunk=substr($texversion,0,$st+1); 1011: substr($texversion,0,$st+1)=' '; 1012: } 1013: foreach my $key_word (@key_words) { 1014: if ($key_word=~/\S+/) { 1015: $texversion=~s/\b($key_word)\b/$1 \\index{$key_word} /i; 1016: } 1017: } 1018: if ($st>0) {substr($texversion,0,1)=$chunk;} 1019: return $texversion; 1020: } 1021: 1022: sub print_latex_header { 1023: my $mode=shift; 1024: my $output='\documentclass[letterpaper,twoside]{article}\raggedbottom'; 1025: if (($mode eq 'batchmode') || (!$perm{'pav'})) { 1026: $output.='\batchmode'; 1027: } 1028: $output.='\newcommand{\keephidden}[1]{}\renewcommand{\deg}{$^{\circ}$}'."\n". 1029: '\usepackage{multirow}'."\n". 1030: '\usepackage{longtable}\usepackage{textcomp}\usepackage{makeidx}'."\n". 1031: '\usepackage[dvips]{graphicx}\usepackage{epsfig}'."\n". 1032: '\usepackage{wrapfig}'. 1033: '\usepackage{picins}\usepackage{calc}'."\n". 1034: '\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}'."\n". 1035: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}'."\n". 1036: '\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}'."\n". 1037: '\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}'."\n". 1038: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n". 1039: '\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}'."\n". 1040: '\renewenvironment{theindex}{\begin{list}{}{{\vskip 1mm \noindent \large'."\n". 1041: '\textbf{Index}} \newline \setlength{\rightmargin}{0in}'."\n". 1042: '\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.01in}'."\n". 1043: '\setlength{\itemsep}{0.1in}\setlength{\parsep}{-0.02in}'."\n". 1044: '\setlength{\belowdisplayskip}{0.01in}\setlength{\abovedisplayskip}{0.01in}'."\n". 1045: '\setlength{\abovedisplayshortskip}{-0.04in}'."\n". 1046: '\setlength{\belowdisplayshortskip}{0.01in}}}{\end{list}}\begin{document}'."\n"; 1047: return $output; 1048: } 1049: 1050: sub path_to_problem { 1051: my ($urlp,$colwidth)=@_; 1052: $urlp=&Apache::lonnet::clutter($urlp); 1053: 1054: my $newurlp = ''; 1055: $colwidth=~s/\s*mm\s*$//; 1056: #characters average about 2 mm in width 1057: if (length($urlp)*2 > $colwidth) { 1058: my @elements = split('/',$urlp); 1059: my $curlength=0; 1060: foreach my $element (@elements) { 1061: if ($element eq '') { next; } 1062: if ($curlength+(length($element)*2) > $colwidth) { 1063: $newurlp .= '|\vskip -1 mm \verb|'; 1064: $curlength=length($element)*2; 1065: } else { 1066: $curlength+=length($element)*2; 1067: } 1068: $newurlp.='/'.$element; 1069: } 1070: } else { 1071: $newurlp=$urlp; 1072: } 1073: return '{\small\noindent\verb|'.$newurlp.'|\vskip 0 mm}'; 1074: } 1075: 1076: sub recalcto_mm { 1077: my $textwidth=shift; 1078: my $LaTeXwidth; 1079: if ($textwidth=~/(-?\d+\.?\d*)\s*cm/) { 1080: $LaTeXwidth = $1*10; 1081: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*mm/) { 1082: $LaTeXwidth = $1; 1083: } elsif ($textwidth=~/(-?\d+\.?\d*)\s*in/) { 1084: $LaTeXwidth = $1*25.4; 1085: } 1086: $LaTeXwidth.=' mm'; 1087: return $LaTeXwidth; 1088: } 1089: 1090: sub get_textwidth { 1091: my ($helper,$LaTeXwidth)=@_; 1092: my $textwidth=$LaTeXwidth; 1093: if ($helper->{'VARS'}->{'pagesize.width'}=~/\d+/ && 1094: $helper->{'VARS'}->{'pagesize.widthunit'}=~/\w+/) { 1095: $textwidth=&recalcto_mm($helper->{'VARS'}->{'pagesize.width'}.' '. 1096: $helper->{'VARS'}->{'pagesize.widthunit'}); 1097: } 1098: return $textwidth; 1099: } 1100: 1101: 1102: sub unsupported { 1103: my ($currentURL,$mode,$symb)=@_; 1104: if ($mode ne '') {$mode='\\'.$mode} 1105: my $result.= &print_latex_header($mode); 1106: if ($currentURL=~m|^(/adm/wrapper/)?ext/|) { 1107: $currentURL=~s|^(/adm/wrapper/)?ext/|http://|; 1108: my $title=&Apache::lonnet::gettitle($symb); 1109: $title = &Apache::lonxml::latex_special_symbols($title); 1110: $result.=' \strut \\\\ '.$title.' \strut \\\\ '.$currentURL.' '; 1111: } else { 1112: $result.=$currentURL; 1113: } 1114: $result.= '\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill} \end{document}'; 1115: return $result; 1116: } 1117: 1118: 1119: # 1120: # List of recently generated print files 1121: # 1122: sub recently_generated { 1123: my $r=shift; 1124: my $prtspool=$r->dir_config('lonPrtDir'); 1125: my $zip_result; 1126: my $pdf_result; 1127: opendir(DIR,$prtspool); 1128: 1129: my @files = 1130: grep(/^$env{'user.name'}_$env{'user.domain'}_printout_(\d+)_.*\.(pdf|zip)$/,readdir(DIR)); 1131: closedir(DIR); 1132: 1133: @files = sort { 1134: my ($actime) = (stat($prtspool.'/'.$a))[10]; 1135: my ($bctime) = (stat($prtspool.'/'.$b))[10]; 1136: return $bctime <=> $actime; 1137: } (@files); 1138: 1139: foreach my $filename (@files) { 1140: my ($ext) = ($filename =~ m/(pdf|zip)$/); 1141: my ($cdev,$cino,$cmode,$cnlink, 1142: $cuid,$cgid,$crdev,$csize, 1143: $catime,$cmtime,$cctime, 1144: $cblksize,$cblocks)=stat($prtspool.'/'.$filename); 1145: my $result="<a href='/prtspool/$filename'>". 1146: &mt('Generated [_1] ([_2] bytes)', 1147: &Apache::lonlocal::locallocaltime($cctime),$csize). 1148: '</a><br />'; 1149: if ($ext eq 'pdf') { $pdf_result .= $result; } 1150: if ($ext eq 'zip') { $zip_result .= $result; } 1151: } 1152: if ($zip_result) { 1153: $r->print('<h4>'.&mt('Recently generated printout zip files')."</h4>\n" 1154: .$zip_result); 1155: } 1156: if ($pdf_result) { 1157: $r->print('<h4>'.&mt('Recently generated printouts')."</h4>\n" 1158: .$pdf_result); 1159: } 1160: } 1161: 1162: # 1163: # Retrieve the hash of page breaks. 1164: # 1165: # Inputs: 1166: # helper - reference to helper object. 1167: # Outputs 1168: # A reference to a page break hash. 1169: # 1170: # 1171: #use Data::Dumper; 1172: #sub dump_helper_vars { 1173: # my ($helper) = @_; 1174: # my $helpervars = Dumper($helper->{'VARS'}); 1175: # &Apache::lonnet::logthis("Dump of helper vars:\n $helpervars"); 1176: #} 1177: 1178: sub get_page_breaks { 1179: my ($helper) = @_; 1180: my %page_breaks; 1181: 1182: foreach my $break (split /\|\|\|/, $helper->{'VARS'}->{'FINISHPAGE'}) { 1183: $page_breaks{$break} = 1; 1184: } 1185: return %page_breaks; 1186: } 1187: 1188: # Output a sequence (recursively if neeed) 1189: # from construction space. 1190: # Parameters: 1191: # url = URL of the sequence to print. 1192: # helper - Reference to the helper hash. 1193: # form - Copy of the format hash. 1194: # LaTeXWidth 1195: # Returns: 1196: # Text to add to the printout. 1197: # NOTE if the first element of the outermost sequence 1198: # is itself a sequence, the outermost caller may need to 1199: # prefix the latex with the page headers stuff. 1200: # 1201: sub print_construction_sequence { 1202: my ($currentURL, $helper, %form, $LaTeXwidth) = @_; 1203: my $result; 1204: my $rndseed=time; 1205: if ($helper->{'VARS'}->{'curseed'}) { 1206: $rndseed=$helper->{'VARS'}->{'curseed'}; 1207: } 1208: my $errtext=&LONCAPA::map::mapread($currentURL); 1209: # 1210: # These make this all support recursing for subsequences. 1211: # 1212: my @order = @LONCAPA::map::order; 1213: my @resources = @LONCAPA::map::resources; 1214: for (my $member=0;$member<=$#order;$member++) { 1215: $resources[$order[$member]]=~/^([^:]*):([^:]*):/; 1216: my $urlp=$2; 1217: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm)$/) { 1218: my $texversion=''; 1219: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 1220: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1221: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 1222: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1223: $form{'rndseed'}=$rndseed; 1224: $resources_printed .=$urlp.':'; 1225: $texversion=&Apache::lonnet::ssi($urlp,%form); 1226: } 1227: if((($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1228: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) && 1229: ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page)$/)) { 1230: # Don't permanently modify %$form... 1231: my %answerform = %form; 1232: $answerform{'grade_target'}='answer'; 1233: $answerform{'answer_output_mode'}='tex'; 1234: $answerform{'rndseed'}=$rndseed; 1235: $answerform{'problem_split'}=$parmhash{'problem_stream_switch'}; 1236: if ($urlp=~/\/res\//) {$env{'request.state'}='published';} 1237: $resources_printed .= $urlp.':'; 1238: my $answer=&Apache::lonnet::ssi($urlp,%answerform); 1239: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1240: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1241: } else { 1242: # If necessary, encapsulate answer in minipage: 1243: 1244: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1245: my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); 1246: $title = &Apache::lonxml::latex_special_symbols($title); 1247: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; 1248: $body.=&path_to_problem($urlp,$LaTeXwidth); 1249: $body.='\vskip 1 mm '.$answer.'\end{document}'; 1250: $body = &encapsulate_minipage($body); 1251: $texversion.=$body; 1252: } 1253: } 1254: $texversion = &latex_header_footer_remove($texversion); 1255: 1256: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1257: $texversion=&IndexCreation($texversion,$urlp); 1258: } 1259: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 1260: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 1261: } 1262: $result.=$texversion; 1263: 1264: } elsif ($urlp=~/\.(sequence|page)$/) { 1265: 1266: # header: 1267: 1268: $result.='\strut\newline\noindent Sequence/page '.$urlp.'\strut\newline\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\newline\noindent '; 1269: 1270: # IF sequence, recurse: 1271: 1272: if ($urlp =~ /\.sequence$/) { 1273: my $sequence_url = $urlp; 1274: my $domain = $env{'user.domain'}; # Constr. space only on local 1275: my $user = $env{'user.name'}; 1276: 1277: $sequence_url =~ s/^\/res\/$domain/\/home/; 1278: $sequence_url =~ s/^(\/home\/$user)/$1\/public_html/; 1279: # $sequence_url =~ s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; 1280: $result .= &print_construction_sequence($sequence_url, 1281: $helper, %form, 1282: $LaTeXwidth); 1283: } 1284: } 1285: } 1286: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\begin{document})/$1 \\fbox\{RANDOM SEED IS $rndseed\} /;} 1287: return $result; 1288: } 1289: 1290: sub output_data { 1291: my ($r,$helper,$rparmhash) = @_; 1292: my %parmhash = %$rparmhash; 1293: $resources_printed = ''; 1294: my $do_postprocessing = 1; 1295: my $js = <<ENDPART; 1296: <script type="text/javascript"> 1297: var editbrowser; 1298: function openbrowser(formname,elementname,only,omit) { 1299: var url = '/res/?'; 1300: if (editbrowser == null) { 1301: url += 'launch=1&'; 1302: } 1303: url += 'catalogmode=interactive&'; 1304: url += 'mode=parmset&'; 1305: url += 'form=' + formname + '&'; 1306: if (only != null) { 1307: url += 'only=' + only + '&'; 1308: } 1309: if (omit != null) { 1310: url += 'omit=' + omit + '&'; 1311: } 1312: url += 'element=' + elementname + ''; 1313: var title = 'Browser'; 1314: var options = 'scrollbars=1,resizable=1,menubar=0'; 1315: options += ',width=700,height=600'; 1316: editbrowser = open(url,title,options,'1'); 1317: editbrowser.focus(); 1318: } 1319: </script> 1320: ENDPART 1321: 1322: my $start_page = &Apache::loncommon::start_page('Preparing Printout',$js); 1323: my $msg = &mt('Please stand by while processing your print request, this may take some time ...'); 1324: 1325: $r->print($start_page."\n<p>\n$msg\n</p>\n"); 1326: 1327: # fetch the pagebreaks and store them in the course environment 1328: # The page breaks will be pulled into the hash %page_breaks which is 1329: # indexed by symb and contains 1's for each break. 1330: 1331: $env{'form.pagebreaks'} = $helper->{'VARS'}->{'FINISHPAGE'}; 1332: $env{'form.lastprinttype'} = $helper->{'VARS'}->{'PRINT_TYPE'}; 1333: &Apache::loncommon::store_course_settings('print', 1334: {'pagebreaks' => 'scalar', 1335: 'lastprinttype' => 'scalar'}); 1336: 1337: my %page_breaks = &get_page_breaks($helper); 1338: 1339: my $format_from_helper = $helper->{'VARS'}->{'FORMAT'}; 1340: my ($result,$selectionmade) = ('',''); 1341: my $number_of_columns = 1; #used only for pages to determine the width of the cell 1342: my @temporary_array=split /\|/,$format_from_helper; 1343: my ($laystyle,$numberofcolumns,$papersize)=@temporary_array; 1344: if ($laystyle eq 'L') { 1345: $laystyle='album'; 1346: } else { 1347: $laystyle='book'; 1348: } 1349: my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$laystyle,$numberofcolumns); 1350: my $assignment = $env{'form.assignment'}; 1351: my $LaTeXwidth=&recalcto_mm($textwidth); 1352: my @print_array=(); 1353: my @student_names=(); 1354: 1355: # Common settings for the %form has: 1356: # In some cases these settings get overriddent by specific cases, but the 1357: # settings are common enough to make it worthwhile factoring them out 1358: # here. 1359: # 1360: my %form; 1361: $form{'grade_target'} = 'tex'; 1362: $form{'textwidth'} = &get_textwidth($helper, $LaTeXwidth); 1363: 1364: # If form.showallfoils is set, then request all foils be shown: 1365: # privilege will be enforced both by not allowing the 1366: # check box selecting this option to be presnt unless it's ok, 1367: # and by lonresponse's priv. check. 1368: # The if is here because lonresponse.pm only cares that 1369: # showallfoils is defined, not what the value is. 1370: 1371: if ($helper->{'VARS'}->{'showallfoils'} eq "1") { 1372: $form{'showallfoils'} = $helper->{'VARS'}->{'showallfoils'}; 1373: } 1374: 1375: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'current_document') { 1376: #-- single document - problem, page, html, xml, ... 1377: my ($currentURL,$cleanURL); 1378: 1379: if ($helper->{'VARS'}->{'construction'} ne '1') { 1380: #prints published resource 1381: $currentURL=$helper->{'VARS'}->{'postdata'}; 1382: $cleanURL=&Apache::lonenc::check_decrypt($currentURL); 1383: } else { 1384: #prints resource from the construction space 1385: $currentURL='/'.$helper->{'VARS'}->{'filename'}; 1386: if ($currentURL=~/([^?]+)/) {$currentURL=$1;} 1387: $cleanURL=$currentURL; 1388: } 1389: $selectionmade = 1; 1390: if ($cleanURL!~m|^/adm/| 1391: && $cleanURL=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1392: my $rndseed=time; 1393: my $texversion=''; 1394: if ($helper->{'VARS'}->{'ANSWER_TYPE'} ne 'only') { 1395: my %moreenv; 1396: $moreenv{'request.filename'}=$cleanURL; 1397: if ($helper->{'VARS'}->{'style_file'}=~/\w/) { 1398: $moreenv{'construct.style'}=$helper->{'VARS'}->{'style_file'}; 1399: } 1400: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') {$form{'problemtype'}='exam';} 1401: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1402: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 1403: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1404: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1405: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 1406: if ($helper->{'VARS'}->{'curseed'}) { 1407: $rndseed=$helper->{'VARS'}->{'curseed'}; 1408: } 1409: $form{'rndseed'}=$rndseed; 1410: &Apache::lonnet::appenv(%moreenv); 1411: 1412: &Apache::lonxml::clear_problem_counter(); 1413: 1414: $resources_printed .= $currentURL.':'; 1415: $texversion.=&Apache::lonnet::ssi($currentURL,%form); 1416: 1417: &Apache::lonxml::clear_problem_counter(); 1418: 1419: &Apache::lonnet::delenv('request.filename'); 1420: } 1421: # current document with answers.. no need to encap in minipage 1422: # since there's only one answer. 1423: 1424: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1425: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1426: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1427: $form{'grade_target'}='answer'; 1428: $form{'answer_output_mode'}='tex'; 1429: $form{'rndseed'}=$rndseed; 1430: if ($helper->{'VARS'}->{'probstatus'} eq 'exam') { 1431: $form{'problemtype'}='exam'; 1432: } 1433: $resources_printed .= $currentURL.':'; 1434: my $answer=&Apache::lonnet::ssi($currentURL,%form); 1435: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1436: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1437: } else { 1438: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1439: if ($helper->{'VARS'}->{'construction'} ne '1') { 1440: my $title = &Apache::lonnet::gettitle($helper->{'VARS'}->{'symb'}); 1441: $title = &Apache::lonxml::latex_special_symbols($title); 1442: $texversion.='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; 1443: $texversion.=&path_to_problem($cleanURL,$LaTeXwidth); 1444: } else { 1445: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 1446: my $URLpath=$cleanURL; 1447: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 1448: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 1449: } 1450: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 1451: } 1452: } 1453: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1454: $texversion=&IndexCreation($texversion,$currentURL); 1455: } 1456: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 1457: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$currentURL| \\strut\\\\\\strut /; 1458: 1459: } 1460: $result .= $texversion; 1461: if ($currentURL=~m/\.page\s*$/) { 1462: ($result,$number_of_columns) = &page_cleanup($result); 1463: } 1464: } elsif ($cleanURL!~m|^/adm/| 1465: && $currentURL=~/\.sequence$/ && $helper->{'VARS'}->{'construction'} eq '1') { 1466: #printing content of sequence from the construction space 1467: $currentURL=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|; 1468: $result .= &print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1469: $result .= &print_construction_sequence($currentURL, $helper, %form, 1470: $LaTeXwidth); 1471: $result .= '\end{document}'; 1472: if (!($result =~ /\\begin\{document\}/)) { 1473: $result = &print_latex_header() . $result; 1474: } 1475: # End construction space sequence. 1476: } elsif ($cleanURL=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1477: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1478: if ($currentURL=~/\/syllabus$/) {$currentURL=~s/\/res//;} 1479: $resources_printed .= $currentURL.':'; 1480: my $texversion=&Apache::lonnet::ssi($currentURL,%form); 1481: $result .= $texversion; 1482: } elsif ($cleanURL =~/.tex$/) { 1483: # For this sort of print of a single LaTeX file, 1484: # We can just print the LaTeX file as it is uninterpreted in any way: 1485: # 1486: 1487: $result = &fetch_raw_resource($currentURL); 1488: $do_postprocessing = 0; # Don't massage the result. 1489: 1490: } else { 1491: $result.=&unsupported($currentURL,$helper->{'VARS'}->{'LATEX_TYPE'}, 1492: $helper->{'VARS'}->{'symb'}); 1493: } 1494: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') or 1495: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') or 1496: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') or 1497: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') or # BUGBUG 1498: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences')) { 1499: #-- produce an output string 1500: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems') { 1501: $selectionmade = 2; 1502: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'map_problems_pages') { 1503: $selectionmade = 3; 1504: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_problems') { 1505: $selectionmade = 4; 1506: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'all_resources') { #BUGBUG 1507: $selectionmade = 4; 1508: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'select_sequences') { 1509: $selectionmade = 7; 1510: } 1511: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1512: $form{'suppress_tries'}=$parmhash{'suppress_tries'}; 1513: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1514: $form{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1515: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$form{'problem_split'}='yes';} 1516: my $flag_latex_header_remove = 'NO'; 1517: my $flag_page_in_sequence = 'NO'; 1518: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1519: my $prevassignment=''; 1520: 1521: &Apache::lonxml::clear_problem_counter(); 1522: 1523: my $pbreakresources = keys %page_breaks; 1524: for (my $i=0;$i<=$#master_seq;$i++) { 1525: 1526: # Note due to document structure, not allowed to put \newpage 1527: # prior to the first resource 1528: 1529: if (defined $page_breaks{$master_seq[$i]}) { 1530: if($i != 0) { 1531: $result.="\\newpage\n"; 1532: } 1533: } 1534: my ($sequence,undef,$urlp)=&Apache::lonnet::decode_symb($master_seq[$i]); 1535: $urlp=&Apache::lonnet::clutter($urlp); 1536: $form{'symb'}=$master_seq[$i]; 1537: 1538: my $assignment=&Apache::lonxml::latex_special_symbols(&Apache::lonnet::gettitle($sequence),'header'); #title of the assignment which contains this problem 1539: if ($selectionmade==7) {$helper->{VARS}->{'assignment'}=$assignment;} 1540: if ($i==0) {$prevassignment=$assignment;} 1541: my $texversion=''; 1542: if ($urlp!~m|^/adm/| 1543: && $urlp=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 1544: $resources_printed .= $urlp.':'; 1545: 1546: &Apache::lonxml::remember_problem_counter(); 1547: $texversion.=&Apache::lonnet::ssi($urlp,%form); 1548: if ($urlp=~/\.page$/) { 1549: ($texversion,my $number_of_columns_page) = &page_cleanup($texversion); 1550: if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 1551: $texversion =~ s/\\end{document}\d*/\\end{document}/; 1552: $flag_page_in_sequence = 'YES'; 1553: } 1554: 1555: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1556: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1557: # Don't permanently pervert the %form hash 1558: my %answerform = %form; 1559: $answerform{'grade_target'}='answer'; 1560: $answerform{'answer_output_mode'}='tex'; 1561: $resources_printed .= $urlp.':'; 1562: 1563: &Apache::lonxml::restore_problem_counter(); 1564: my $answer=&Apache::lonnet::ssi($urlp,%answerform); 1565: 1566: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1567: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1568: } else { 1569: if ($urlp=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { 1570: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1571: my $title = &Apache::lonnet::gettitle($master_seq[$i]); 1572: $title = &Apache::lonxml::latex_special_symbols($title); 1573: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; 1574: $body .= &path_to_problem ($urlp,$LaTeXwidth); 1575: $body .='\vskip 1 mm '.$answer; 1576: $body = &encapsulate_minipage($body); 1577: $texversion .= $body; 1578: } else { 1579: $texversion=''; 1580: } 1581: } 1582: } 1583: if ($flag_latex_header_remove ne 'NO') { 1584: $texversion = &latex_header_footer_remove($texversion); 1585: } else { 1586: $texversion =~ s/\\end{document}//; 1587: } 1588: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1589: $texversion=&IndexCreation($texversion,$urlp); 1590: } 1591: if (($selectionmade == 4) and ($assignment ne $prevassignment)) { 1592: my $name = &get_name(); 1593: my $courseidinfo = &get_course(); 1594: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 1595: $prevassignment=$assignment; 1596: my $header_text = $parmhash{'print_header_format'}; 1597: $header_text = &format_page_header($textwidth, $header_text, 1598: $assignment, 1599: $courseidinfo, 1600: $name); 1601: if ($numberofcolumns eq '1') { 1602: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\lhead{'.$header_text.'}} \vskip 5 mm '; 1603: } else { 1604: $result .='\newpage \noindent\parbox{\minipagewidth}{\noindent\\fancyhead[LO]{'.$header_text.'}} \vskip 5 mm '; 1605: } 1606: } 1607: $result .= $texversion; 1608: $flag_latex_header_remove = 'YES'; 1609: } elsif ($urlp=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 1610: $form{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1611: if ($urlp=~/\/syllabus$/) {$urlp=~s/\/res//;} 1612: $resources_printed .= $urlp.':'; 1613: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1614: if ($flag_latex_header_remove ne 'NO') { 1615: $texversion = &latex_header_footer_remove($texversion); 1616: } else { 1617: $texversion =~ s/\\end{document}/\\vskip 0\.5mm\\noindent\\makebox\[\\textwidth\/\$number_of_columns\]\[b\]\{\\hrulefill\}/; 1618: } 1619: $result .= $texversion; 1620: $flag_latex_header_remove = 'YES'; 1621: } else { 1622: $texversion=&unsupported($urlp,$helper->{'VARS'}->{'LATEX_TYPE'}, 1623: $master_seq[$i]); 1624: if ($flag_latex_header_remove ne 'NO') { 1625: $texversion = &latex_header_footer_remove($texversion); 1626: } else { 1627: $texversion =~ s/\\end{document}//; 1628: } 1629: $result .= $texversion; 1630: $flag_latex_header_remove = 'YES'; 1631: } 1632: if (&Apache::loncommon::connection_aborted($r)) { last; } 1633: } 1634: &Apache::lonxml::clear_problem_counter(); 1635: if ($flag_page_in_sequence eq 'YES') { 1636: $result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/; 1637: } 1638: $result .= '\end{document}'; 1639: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') || 1640: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students')){ 1641: 1642: 1643: #-- prints assignments for whole class or for selected students 1644: my $type; 1645: if ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_students') { 1646: $selectionmade=5; 1647: $type='problems'; 1648: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_students') { 1649: $selectionmade=8; 1650: $type='resources'; 1651: } 1652: my @students=split /\|\|\|/, $helper->{'VARS'}->{'STUDENTS'}; 1653: # The normal sort order is by section then by students within the 1654: # section. If the helper var student_sort is 1, then the user has elected 1655: # to override this and output the students by name. 1656: # Each element of the students array is of the form: 1657: # username:domain:section:last, first:status 1658: # 1659: # Note that student sort is not compatible with printing 1660: # 1 section per pdf...so that setting overrides. 1661: # 1662: if (($helper->{'VARS'}->{'student_sort'} eq 1) && 1663: ($helper->{'VARS'}->{'SPLIT_PDFS'} ne "sections")) { 1664: @students = sort compare_names @students; 1665: } 1666: &adjust_number_to_print($helper); 1667: 1668: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq '0' || 1669: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'all' ) { 1670: $helper->{'VARS'}->{'NUMBER_TO_PRINT'}=$#students+1; 1671: } 1672: # If we are splitting on section boundaries, we need 1673: # to remember that in split_on_sections and 1674: # print all of the students in the list. 1675: # 1676: my $split_on_sections = 0; 1677: if ($helper->{'VARS'}->{'NUMBER_TO_PRINT'} eq 'section') { 1678: $split_on_sections = 1; 1679: $helper->{'VARS'}->{'NUMBER_TO_PRINT'} = $#students+1; 1680: } 1681: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1682: 1683: #loop over students 1684: my $flag_latex_header_remove = 'NO'; 1685: my %moreenv; 1686: $moreenv{'instructor_comments'}='hide'; 1687: $moreenv{'textwidth'}=&get_textwidth($helper,$LaTeXwidth); 1688: $moreenv{'print_discussions'}=$helper->{'VARS'}->{'PRINT_DISCUSSIONS'}; 1689: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'}; 1690: $moreenv{'suppress_tries'} = $parmhash{'suppress_tries'}; 1691: if ($helper->{'VARS'}->{'PRINT_DISCUSSIONS'} eq 'yes') {$moreenv{'problem_split'}='yes';} 1692: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$#students+1,'inline','75'); 1693: my $student_counter=-1; 1694: my $i = 0; 1695: my $last_section = (split(/:/,$students[0]))[2]; 1696: foreach my $person (@students) { 1697: 1698: my $duefile="/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due"; 1699: if (-e $duefile) { 1700: my $temp_file = Apache::File->new('>>'.$duefile); 1701: print $temp_file "1969\n"; 1702: } 1703: $student_counter++; 1704: if ($split_on_sections) { 1705: my $this_section = (split(/:/,$person))[2]; 1706: if ($this_section ne $last_section) { 1707: $i++; 1708: $last_section = $this_section; 1709: } 1710: } else { 1711: $i=int($student_counter/$helper->{'VARS'}{'NUMBER_TO_PRINT'}); 1712: } 1713: my ($output,$fullname, $printed)=&print_resources($r,$helper, 1714: $person,$type, 1715: \%moreenv,\@master_seq, 1716: $flag_latex_header_remove, 1717: $LaTeXwidth); 1718: $resources_printed .= ":"; 1719: $print_array[$i].=$output; 1720: $student_names[$i].=$person.':'.$fullname.'_END_'; 1721: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,&mt('last student').' '.$fullname); 1722: $flag_latex_header_remove = 'YES'; 1723: if (&Apache::loncommon::connection_aborted($r)) { last; } 1724: } 1725: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1726: $result .= $print_array[0].' \end{document}'; 1727: } elsif (($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_for_anon') || 1728: ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'resources_for_anon') ) { 1729: my $cdom =$env{'course.'.$env{'request.course.id'}.'.domain'}; 1730: my $cnum =$env{'course.'.$env{'request.course.id'}.'.num'}; 1731: my $num_todo=$helper->{'VARS'}->{'NUMBER_TO_PRINT_TOTAL'}; 1732: my $code_name=$helper->{'VARS'}->{'ANON_CODE_STORAGE_NAME'}; 1733: my $old_name=$helper->{'VARS'}->{'REUSE_OLD_CODES'}; 1734: my $single_code = $helper->{'VARS'}->{'SINGLE_CODE'}; 1735: my $selected_code = $helper->{'VARS'}->{'CODE_SELECTED_FROM_LIST'}; 1736: 1737: my $code_option=$helper->{'VARS'}->{'CODE_OPTION'}; 1738: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); 1739: my ($code_type,$code_length)=('letter',6); 1740: foreach my $line (<FH>) { 1741: my ($name,$type,$length) = (split(/:/,$line))[0,2,4]; 1742: if ($name eq $code_option) { 1743: $code_length=$length; 1744: if ($type eq 'number') { $code_type = 'number'; } 1745: } 1746: } 1747: my %moreenv = ('textwidth' => &get_textwidth($helper,$LaTeXwidth)); 1748: $moreenv{'problem_split'} = $parmhash{'problem_stream_switch'}; 1749: $moreenv{'instructor_comments'}='hide'; 1750: my $seed=time+($$<<16)+($$); 1751: my @allcodes; 1752: if ($old_name) { 1753: my %result=&Apache::lonnet::get('CODEs', 1754: [$old_name,"type\0$old_name"], 1755: $cdom,$cnum); 1756: $code_type=$result{"type\0$old_name"}; 1757: @allcodes=split(',',$result{$old_name}); 1758: $num_todo=scalar(@allcodes); 1759: } elsif ($selected_code) { # Selection value is always numeric. 1760: $num_todo = 1; 1761: @allcodes = ($selected_code); 1762: } elsif ($single_code) { 1763: 1764: $num_todo = 1; # Unconditionally one code to do. 1765: # If an alpha code have to convert to numbers so it can be 1766: # converted back to letters again :-) 1767: # 1768: if ($code_type ne 'number') { 1769: $single_code = &letters_to_num($single_code); 1770: } 1771: @allcodes = ($single_code); 1772: } else { 1773: my %allcodes; 1774: srand($seed); 1775: for (my $i=0;$i<$num_todo;$i++) { 1776: $moreenv{'CODE'}=&get_CODE(\%allcodes,$i,$seed,$code_length, 1777: $code_type); 1778: } 1779: if ($code_name) { 1780: &Apache::lonnet::put('CODEs', 1781: { 1782: $code_name =>join(',',keys(%allcodes)), 1783: "type\0$code_name" => $code_type 1784: }, 1785: $cdom,$cnum); 1786: } 1787: @allcodes=keys(%allcodes); 1788: } 1789: my @master_seq=split /\|\|\|/, $helper->{'VARS'}->{'RESOURCES'}; 1790: my ($type) = split(/_/,$helper->{'VARS'}->{'PRINT_TYPE'}); 1791: &adjust_number_to_print($helper); 1792: my $number_per_page=$helper->{'VARS'}->{'NUMBER_TO_PRINT'}; 1793: if ($number_per_page eq '0' || $number_per_page eq 'all') { 1794: $number_per_page=$num_todo; 1795: } 1796: my $flag_latex_header_remove = 'NO'; 1797: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Print Status','Class Print Status',$num_todo,'inline','75'); 1798: my $count=0; 1799: foreach my $code (sort(@allcodes)) { 1800: my $file_num=int($count/$number_per_page); 1801: if ($code_type eq 'number') { 1802: $moreenv{'CODE'}=$code; 1803: } else { 1804: $moreenv{'CODE'}=&num_to_letters($code); 1805: } 1806: my ($output,$fullname, $printed)= 1807: &print_resources($r,$helper,'anonymous',$type,\%moreenv, 1808: \@master_seq,$flag_latex_header_remove, 1809: $LaTeXwidth); 1810: $resources_printed .= ":"; 1811: $print_array[$file_num].=$output; 1812: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, 1813: &mt('last assignment').' '.$fullname); 1814: $flag_latex_header_remove = 'YES'; 1815: $count++; 1816: if (&Apache::loncommon::connection_aborted($r)) { last; } 1817: } 1818: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); 1819: $result .= $print_array[0].' \end{document}'; 1820: } elsif ($helper->{'VARS'}->{'PRINT_TYPE'} eq 'problems_from_directory') { 1821: #prints selected problems from the subdirectory 1822: $selectionmade = 6; 1823: my @list_of_files=split /\|\|\|/, $helper->{'VARS'}->{'FILES'}; 1824: @list_of_files=sort @list_of_files; 1825: my $flag_latex_header_remove = 'NO'; 1826: my $rndseed=time; 1827: if ($helper->{'VARS'}->{'curseed'}) { 1828: $rndseed=$helper->{'VARS'}->{'curseed'}; 1829: } 1830: for (my $i=0;$i<=$#list_of_files;$i++) { 1831: my $urlp = $list_of_files[$i]; 1832: $urlp=~s|//|/|; 1833: if ($urlp=~/\//) { 1834: $form{'problem_split'}=$parmhash{'problem_stream_switch'}; 1835: $form{'rndseed'}=$rndseed; 1836: if ($urlp =~ m|/home/([^/]+)/public_html|) { 1837: $urlp =~ s|/home/([^/]*)/public_html|/~$1|; 1838: } else { 1839: $urlp =~ s|^$Apache::lonnet::perlvar{'lonDocRoot'}||; 1840: } 1841: $resources_printed .= $urlp.':'; 1842: my $texversion=&Apache::lonnet::ssi($urlp,%form); 1843: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 1844: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 1845: # Don't permanently pervert %form: 1846: my %answerform = %form; 1847: $answerform{'grade_target'}='answer'; 1848: $answerform{'answer_output_mode'}='tex'; 1849: $answerform{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 1850: $answerform{'rndseed'}=$rndseed; 1851: $resources_printed .= $urlp.':'; 1852: my $answer=&Apache::lonnet::ssi($urlp,%answerform); 1853: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 1854: $texversion=~s/(\\keephidden{ENDOFPROBLEM})/$answer$1/; 1855: } else { 1856: $texversion=&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 1857: if ($helper->{'VARS'}->{'construction'} ne '1') { 1858: $texversion.='\vskip 0 mm \noindent '; 1859: $texversion.=&path_to_problem ($urlp,$LaTeXwidth); 1860: } else { 1861: $texversion.='\vskip 0 mm \noindent\textbf{Prints from construction space - there is no title.}\vskip 0 mm '; 1862: my $URLpath=$urlp; 1863: $URLpath=~s/~([^\/]+)/public_html\/$1\/$1/; 1864: $texversion.=&path_to_problem ($URLpath,$LaTeXwidth); 1865: } 1866: $texversion.='\vskip 1 mm '.$answer.'\end{document}'; 1867: } 1868: } 1869: #this chunck is responsible for printing the path to problem 1870: my $newurlp=$urlp; 1871: if ($newurlp=~/~/) {$newurlp=~s|\/~([^\/]+)\/|\/home\/$1\/public_html\/|;} 1872: $newurlp=&path_to_problem($newurlp,$LaTeXwidth); 1873: $texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 $newurlp/; 1874: if ($flag_latex_header_remove ne 'NO') { 1875: $texversion = &latex_header_footer_remove($texversion); 1876: } else { 1877: $texversion =~ s/\\end{document}//; 1878: } 1879: if ($helper->{'VARS'}->{'TABLE_INDEX'} eq 'yes') { 1880: $texversion=&IndexCreation($texversion,$urlp); 1881: } 1882: if ($helper->{'VARS'}->{'CONSTR_RESOURSE_URL'} eq 'yes') { 1883: $texversion=~s/(\\addcontentsline\{toc\}\{subsection\}\{[^\}]*\})/$1 URL: \\verb|$urlp| \\strut\\\\\\strut /; 1884: 1885: } 1886: $result .= $texversion; 1887: } 1888: $flag_latex_header_remove = 'YES'; 1889: } 1890: if ($helper->{VARS}->{'construction'} eq '1') {$result=~s/(\\typeout)/ RANDOM SEED IS $rndseed $1/;} 1891: $result .= '\end{document}'; 1892: } 1893: #-------------------------------------------------------- corrections for the different page formats 1894: 1895: # Only post process if that has not been turned off e.g. by a raw latex resource. 1896: 1897: if ($do_postprocessing) { 1898: $result = &page_format_transformation($papersize,$laystyle,$numberofcolumns,$helper->{'VARS'}->{'PRINT_TYPE'},$result,$helper->{VARS}->{'assignment'},$helper->{'VARS'}->{'TABLE_CONTENTS'},$helper->{'VARS'}->{'TABLE_INDEX'},$selectionmade); 1899: $result = &latex_corrections($number_of_columns,$result,$selectionmade, 1900: $helper->{'VARS'}->{'ANSWER_TYPE'}); 1901: #if ($numberofcolumns == 1) { 1902: $result =~ s/\\textwidth\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textwidth= $helper->{'VARS'}->{'pagesize.width'} $helper->{'VARS'}->{'pagesize.widthunit'} /; 1903: $result =~ s/\\textheight\s*=?\s*-?\d*\.?\d*\s*(cm|mm|in)/\\textheight $helper->{'VARS'}->{'pagesize.height'} $helper->{'VARS'}->{'pagesize.heightunit'} /; 1904: $result =~ s/\\evensidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\evensidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1905: $result =~ s/\\oddsidemargin\s*=\s*-?\d*\.?\d*\s*(cm|mm|in)/\\oddsidemargin= $helper->{'VARS'}->{'pagesize.lmargin'} $helper->{'VARS'}->{'pagesize.lmarginunit'} /; 1906: #} 1907: } 1908: 1909: #-- writing .tex file in prtspool 1910: my $temp_file; 1911: my $identifier = &Apache::loncommon::get_cgi_id(); 1912: my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout_$identifier.tex"; 1913: if (!($#print_array>0)) { 1914: unless ($temp_file = Apache::File->new('>'.$filename)) { 1915: $r->log_error("Couldn't open $filename for output $!"); 1916: return SERVER_ERROR; 1917: } 1918: print $temp_file $result; 1919: my $begin=index($result,'\begin{document}',0); 1920: my $inc=substr($result,0,$begin+16); 1921: } else { 1922: my $begin=index($result,'\begin{document}',0); 1923: my $inc=substr($result,0,$begin+16); 1924: for (my $i=0;$i<=$#print_array;$i++) { 1925: if ($i==0) { 1926: $print_array[$i]=$result; 1927: } else { 1928: $print_array[$i].='\end{document}'; 1929: $print_array[$i] = 1930: &latex_corrections($number_of_columns,$print_array[$i], 1931: $selectionmade, 1932: $helper->{'VARS'}->{'ANSWER_TYPE'}); 1933: 1934: my $anobegin=index($print_array[$i],'\setcounter{page}',0); 1935: substr($print_array[$i],0,$anobegin)=''; 1936: $print_array[$i]=$inc.$print_array[$i]; 1937: } 1938: my $temp_file; 1939: my $newfilename=$filename; 1940: my $num=$i+1; 1941: $newfilename =~s/\.tex$//; 1942: $newfilename=sprintf("%s_%03d.tex",$newfilename, $num); 1943: unless ($temp_file = Apache::File->new('>'.$newfilename)) { 1944: $r->log_error("Couldn't open $newfilename for output $!"); 1945: return SERVER_ERROR; 1946: } 1947: print $temp_file $print_array[$i]; 1948: } 1949: } 1950: my $student_names=''; 1951: if ($#print_array>0) { 1952: for (my $i=0;$i<=$#print_array;$i++) { 1953: $student_names.=$student_names[$i].'_ENDPERSON_'; 1954: } 1955: } else { 1956: if ($#student_names>-1) { 1957: $student_names=$student_names[0].'_ENDPERSON_'; 1958: } else { 1959: my $fullname = &get_name($env{'user.name'},$env{'user.domain'}); 1960: $student_names=join(':',$env{'user.name'},$env{'user.domain'}, 1961: $env{'request.course.sec'},$fullname). 1962: '_ENDPERSON_'.'_END_'; 1963: } 1964: } 1965: 1966: my $URLback=''; #link to original document 1967: if ($helper->{'VARS'}->{'construction'} ne '1') { 1968: #prints published resource 1969: $URLback=&escape('/adm/flip?postdata=return:'); 1970: } else { 1971: #prints resource from the construction space 1972: $URLback='/'.$helper->{'VARS'}->{'filename'}; 1973: if ($URLback=~/([^?]+)/) { 1974: $URLback=$1; 1975: $URLback=~s|^/~|/priv/|; 1976: } 1977: } 1978: # logic for now is too complex to trace if this has been defined 1979: # yet. 1980: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; 1981: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; 1982: &Apache::lonnet::appenv('cgi.'.$identifier.'.file' => $filename, 1983: 'cgi.'.$identifier.'.layout' => $laystyle, 1984: 'cgi.'.$identifier.'.numcol' => $numberofcolumns, 1985: 'cgi.'.$identifier.'.paper' => $papersize, 1986: 'cgi.'.$identifier.'.selection' => $selectionmade, 1987: 'cgi.'.$identifier.'.tableofcontents' => $helper->{'VARS'}->{'TABLE_CONTENTS'}, 1988: 'cgi.'.$identifier.'.tableofindex' => $helper->{'VARS'}->{'TABLE_INDEX'}, 1989: 'cgi.'.$identifier.'.role' => $perm{'pav'}, 1990: 'cgi.'.$identifier.'.numberoffiles' => $#print_array, 1991: 'cgi.'.$identifier.'.studentnames' => $student_names, 1992: 'cgi.'.$identifier.'.backref' => $URLback,); 1993: &Apache::lonnet::appenv("cgi.$identifier.user" => $env{'user.name'}, 1994: "cgi.$identifier.domain" => $env{'user.domain'}, 1995: "cgi.$identifier.courseid" => $cnum, 1996: "cgi.$identifier.coursedom" => $cdom, 1997: "cgi.$identifier.resources" => $resources_printed); 1998: 1999: my $end_page = &Apache::loncommon::end_page(); 2000: $r->print(<<FINALEND); 2001: <br /> 2002: <meta http-equiv="Refresh" content="0; url=/cgi-bin/printout.pl?$identifier" /> 2003: <a href="/cgi-bin/printout.pl?$identifier">Continue</a> 2004: $end_page 2005: FINALEND 2006: } 2007: 2008: 2009: sub get_CODE { 2010: my ($all_codes,$num,$seed,$size,$type)=@_; 2011: my $max='1'.'0'x$size; 2012: my $newcode; 2013: while(1) { 2014: $newcode=sprintf("%0".$size."d",int(rand($max))); 2015: if (!exists($$all_codes{$newcode})) { 2016: $$all_codes{$newcode}=1; 2017: if ($type eq 'number' ) { 2018: return $newcode; 2019: } else { 2020: return &num_to_letters($newcode); 2021: } 2022: } 2023: } 2024: } 2025: 2026: sub print_resources { 2027: my ($r,$helper,$person,$type,$moreenv,$master_seq,$remove_latex_header, 2028: $LaTeXwidth)=@_; 2029: my $current_output = ''; 2030: my $printed = ''; 2031: my ($username,$userdomain,$usersection) = split /:/,$person; 2032: my $fullname = &get_name($username,$userdomain); 2033: my $namepostfix = "\\\\"; # Both anon and not anon should get the same vspace. 2034: if ($person =~ 'anon') { 2035: $namepostfix .="Name: "; 2036: $fullname = "CODE - ".$moreenv->{'CODE'}; 2037: } 2038: # Fullname may have special latex characters that need \ prefixing: 2039: # 2040: 2041: my $i = 0; 2042: #goes through all resources, checks if they are available for 2043: #current student, and produces output 2044: 2045: &Apache::lonxml::clear_problem_counter(); 2046: my %page_breaks = &get_page_breaks($helper); 2047: my $columns_in_format = (split(/\|/,$helper->{'VARS'}->{'FORMAT'}))[1]; 2048: # 2049: # end each student with a 2050: # Special that allows the post processor to even out the page 2051: # counts later. Nasty problem this... it would be really 2052: # nice to put the special in as a postscript comment 2053: # e.g. \special{ps:\ENDOFSTUDENTSTAMP} unfortunately, 2054: # The special gets passed the \ and dvips puts it in the output file 2055: # so we will just rely on prntout.pl to strip ENDOFSTUDENTSTAMP from the 2056: # postscript. Each ENDOFSTUDENTSTAMP will go on a line by itself. 2057: # 2058: 2059: foreach my $curresline (@{$master_seq}) { 2060: if (defined $page_breaks{$curresline}) { 2061: if($i != 0) { 2062: $current_output.= "\\newpage\n"; 2063: } 2064: } 2065: $i++; 2066: if ( !($type eq 'problems' && 2067: ($curresline!~ m/\.(problem|exam|quiz|assess|survey|form|library)$/)) ) { 2068: my ($map,$id,$res_url) = &Apache::lonnet::decode_symb($curresline); 2069: if (&Apache::lonnet::allowed('bre',$res_url)) { 2070: if ($res_url!~m|^ext/| 2071: && $res_url=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) { 2072: $printed .= $curresline.':'; 2073: 2074: &Apache::lonxml::remember_problem_counter(); 2075: 2076: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); 2077: 2078: if(($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') || 2079: ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'only')) { 2080: # Use a copy of the hash so we don't pervert it on future loop passes. 2081: my %answerenv = %{$moreenv}; 2082: $answerenv{'answer_output_mode'}='tex'; 2083: $answerenv{'latex_type'}=$helper->{'VARS'}->{'LATEX_TYPE'}; 2084: 2085: &Apache::lonxml::restore_problem_counter(); 2086: 2087: my $ansrendered = &Apache::loncommon::get_student_answers($curresline,$username,$userdomain,$env{'request.course.id'},%answerenv); 2088: 2089: if ($helper->{'VARS'}->{'ANSWER_TYPE'} eq 'no') { 2090: $rendered=~s/(\\keephidden{ENDOFPROBLEM})/$ansrendered$1/; 2091: } else { 2092: 2093: 2094: my $header =&print_latex_header($helper->{'VARS'}->{'LATEX_TYPE'}); 2095: my $title = &Apache::lonnet::gettitle($curresline); 2096: $title = &Apache::lonxml::latex_special_symbols($title); 2097: my $body ='\vskip 0 mm \noindent\textbf{'.$title.'}\vskip 0 mm '; 2098: $body .=&path_to_problem($res_url,$LaTeXwidth); 2099: $body .='\vskip 1 mm '.$ansrendered; 2100: $body = &encapsulate_minipage($body); 2101: $rendered = $header.$body; 2102: } 2103: } 2104: if ($remove_latex_header eq 'YES') { 2105: $rendered = &latex_header_footer_remove($rendered); 2106: } else { 2107: $rendered =~ s/\\end{document}//; 2108: } 2109: $current_output .= $rendered; 2110: } elsif ($res_url=~/\/(smppg|syllabus|aboutme|bulletinboard)$/) { 2111: $printed .= $curresline.':'; 2112: my $rendered = &Apache::loncommon::get_student_view($curresline,$username,$userdomain,$env{'request.course.id'},'tex',$moreenv); 2113: 2114: if ($remove_latex_header eq 'YES') { 2115: $rendered = &latex_header_footer_remove($rendered); 2116: } else { 2117: $rendered =~ s/\\end{document}//; 2118: } 2119: $current_output .= $rendered.'\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\strut \vskip 0 mm \strut '; 2120: 2121: } else { 2122: my $rendered = &unsupported($res_url,$helper->{'VARS'}->{'LATEX_TYPE'},$curresline); 2123: if ($remove_latex_header ne 'NO') { 2124: $rendered = &latex_header_footer_remove($rendered); 2125: } else { 2126: $rendered =~ s/\\end{document}//; 2127: } 2128: $current_output .= $rendered; 2129: } 2130: } 2131: $remove_latex_header = 'YES'; 2132: } 2133: if (&Apache::loncommon::connection_aborted($r)) { last; } 2134: } 2135: my $courseidinfo = &get_course(); 2136: if (defined($courseidinfo)) { $courseidinfo=' - '.$courseidinfo } 2137: if ($usersection ne '') {$courseidinfo.=' - Sec. '.$usersection} 2138: my $currentassignment=&Apache::lonxml::latex_special_symbols($helper->{VARS}->{'assignment'},'header'); 2139: my $header_line = 2140: &format_page_header($LaTeXwidth, $parmhash{'print_header_format'}, 2141: $currentassignment, $courseidinfo, $fullname); 2142: my $header_start = ($columns_in_format == 1) ? '\lhead' 2143: : '\fancyhead[LO]'; 2144: $header_line = $header_start.'{'.$header_line.'}'; 2145: 2146: if ($current_output=~/\\documentclass/) { 2147: $current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm} \\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent$header_line$namepostfix}\\vskip 5 mm /; 2148: } else { 2149: my $blankpages = 2150: '\clearpage\strut\clearpage'x$helper->{'VARS'}->{'EMPTY_PAGES'}; 2151: 2152: $current_output = '\strut\vspace*{-6 mm}\\newline'. 2153: ©right_line().' \newpage '.$blankpages.$end_of_student. 2154: '\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent'. 2155: $header_line.$namepostfix.'} \vskip 5 mm '.$current_output; 2156: } 2157: # 2158: # Close the student bracketing. 2159: # 2160: return ($current_output,$fullname, $printed); 2161: 2162: } 2163: 2164: sub handler { 2165: 2166: my $r = shift; 2167: 2168: &init_perm(); 2169: 2170: 2171: 2172: my $helper = printHelper($r); 2173: if (!ref($helper)) { 2174: return $helper; 2175: } 2176: 2177: 2178: %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'}); 2179: 2180: 2181: 2182: 2183: # If a figure conversion queue file exists for this user.domain 2184: # we delete it since it can only be bad (if it were good, printout.pl 2185: # would have deleted it the last time around. 2186: 2187: my $conversion_queuefile = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat"; 2188: if(-e $conversion_queuefile) { 2189: unlink $conversion_queuefile; 2190: } 2191: &output_data($r,$helper,\%parmhash); 2192: return OK; 2193: } 2194: 2195: use Apache::lonhelper; 2196: 2197: sub addMessage { 2198: my $text = shift; 2199: my $paramHash = Apache::lonhelper::getParamHash(); 2200: $paramHash->{MESSAGE_TEXT} = $text; 2201: Apache::lonhelper::message->new(); 2202: } 2203: 2204: 2205: 2206: sub init_perm { 2207: undef(%perm); 2208: $perm{'pav'}=&Apache::lonnet::allowed('pav',$env{'request.course.id'}); 2209: if (!$perm{'pav'}) { 2210: $perm{'pav'}=&Apache::lonnet::allowed('pav', 2211: $env{'request.course.id'}.'/'.$env{'request.course.sec'}); 2212: } 2213: $perm{'pfo'}=&Apache::lonnet::allowed('pfo',$env{'request.course.id'}); 2214: if (!$perm{'pfo'}) { 2215: $perm{'pfo'}=&Apache::lonnet::allowed('pfo', 2216: $env{'request.course.id'}.'/'.$env{'request.course.sec'}); 2217: } 2218: } 2219: 2220: sub printHelper { 2221: my $r = shift; 2222: 2223: if ($r->header_only) { 2224: if ($env{'browser.mathml'}) { 2225: &Apache::loncommon::content_type($r,'text/xml'); 2226: } else { 2227: &Apache::loncommon::content_type($r,'text/html'); 2228: } 2229: $r->send_http_header; 2230: return OK; 2231: } 2232: 2233: # Send header, nocache 2234: if ($env{'browser.mathml'}) { 2235: &Apache::loncommon::content_type($r,'text/xml'); 2236: } else { 2237: &Apache::loncommon::content_type($r,'text/html'); 2238: } 2239: &Apache::loncommon::no_cache($r); 2240: $r->send_http_header; 2241: $r->rflush(); 2242: 2243: # Unfortunately, this helper is so complicated we have to 2244: # write it by hand 2245: 2246: Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING}); 2247: 2248: my $helper = Apache::lonhelper::helper->new("Printing Helper"); 2249: $helper->declareVar('symb'); 2250: $helper->declareVar('postdata'); 2251: $helper->declareVar('curseed'); 2252: $helper->declareVar('probstatus'); 2253: $helper->declareVar('filename'); 2254: $helper->declareVar('construction'); 2255: $helper->declareVar('assignment'); 2256: $helper->declareVar('style_file'); 2257: $helper->declareVar('student_sort'); 2258: $helper->declareVar('FINISHPAGE'); 2259: $helper->declareVar('PRINT_TYPE'); 2260: $helper->declareVar("showallfoils"); 2261: $helper->declareVar("STUDENTS"); 2262: 2263: # The page breaks can get loaded initially from the course environment: 2264: # But we only do this in the initial state so that they are allowed to change. 2265: # 2266: 2267: # $helper->{VARS}->{FINISHPAGE} = ''; 2268: 2269: &Apache::loncommon::restore_course_settings('print', 2270: {'pagebreaks' => 'scalar', 2271: 'lastprinttype' => 'scalar'}); 2272: 2273: # This will persistently load in the data we want from the 2274: # very first screen. 2275: 2276: if($helper->{VARS}->{PRINT_TYPE} eq $env{'form.lastprinttype'}) { 2277: if (!defined ($env{"form.CURRENT_STATE"})) { 2278: 2279: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; 2280: } else { 2281: my $state = $env{"form.CURRENT_STATE"}; 2282: if ($state eq "START") { 2283: $helper->{VARS}->{FINISHPAGE} = $env{'form.pagebreaks'}; 2284: } 2285: } 2286: 2287: } 2288: 2289: 2290: # Detect whether we're coming from construction space 2291: if ($env{'form.postdata'}=~/^(?:http:\/\/[^\/]+\/|\/|)\~([^\/]+)\/(.*)$/) { 2292: $helper->{VARS}->{'filename'} = "~$1/$2"; 2293: $helper->{VARS}->{'construction'} = 1; 2294: } else { 2295: if ($env{'form.postdata'}) { 2296: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($env{'form.postdata'}); 2297: if ( $helper->{VARS}->{'symb'} eq '') { 2298: $helper->{VARS}->{'postdata'} = $env{'form.postdata'}; 2299: } 2300: } 2301: if ($env{'form.symb'}) { 2302: $helper->{VARS}->{'symb'} = $env{'form.symb'}; 2303: } 2304: if ($env{'form.url'}) { 2305: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 2306: } 2307: 2308: } 2309: 2310: if ($env{'form.symb'}) { 2311: $helper->{VARS}->{'symb'} = $env{'form.symb'}; 2312: } 2313: if ($env{'form.url'}) { 2314: $helper->{VARS}->{'symb'} = &Apache::lonnet::symbread($helper->{VARS}->{'postdata'}); 2315: 2316: } 2317: $helper->{VARS}->{'symb'}= 2318: &Apache::lonenc::check_encrypt($helper->{VARS}->{'symb'}); 2319: my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu($helper); 2320: if ($sequenceTitle ne '') {$helper->{VARS}->{'assignment'}=$sequenceTitle;} 2321: 2322: 2323: # Extract map 2324: my $symb = $helper->{VARS}->{'symb'}; 2325: my ($map, $id, $url); 2326: my $subdir; 2327: my $is_published=0; # True when printing from resource space. 2328: 2329: # Get the resource name from construction space 2330: if ($helper->{VARS}->{'construction'}) { 2331: $resourceTitle = substr($helper->{VARS}->{'filename'}, 2332: rindex($helper->{VARS}->{'filename'}, '/')+1); 2333: $subdir = substr($helper->{VARS}->{'filename'}, 2334: 0, rindex($helper->{VARS}->{'filename'}, '/') + 1); 2335: } else { 2336: if ($symb ne '') { 2337: ($map, $id, $url) = &Apache::lonnet::decode_symb($symb); 2338: $helper->{VARS}->{'postdata'} = 2339: &Apache::lonenc::check_encrypt(&Apache::lonnet::clutter($url)); 2340: } else { 2341: $url = $helper->{VARS}->{'postdata'}; 2342: $is_published=1; # From resource space. 2343: } 2344: $url = &Apache::lonnet::clutter($url); 2345: 2346: if (!$resourceTitle) { # if the resource doesn't have a title, use the filename 2347: my $postdata = $helper->{VARS}->{'postdata'}; 2348: $resourceTitle = substr($postdata, rindex($postdata, '/') + 1); 2349: } 2350: $subdir = &Apache::lonnet::filelocation("", $url); 2351: } 2352: if (!$helper->{VARS}->{'curseed'} && $env{'form.curseed'}) { 2353: $helper->{VARS}->{'curseed'}=$env{'form.curseed'}; 2354: } 2355: if (!$helper->{VARS}->{'probstatus'} && $env{'form.problemtype'}) { 2356: $helper->{VARS}->{'probstatus'}=$env{'form.problemtype'}; 2357: } 2358: 2359: my $userCanSeeHidden = Apache::lonnavmaps::advancedUser(); 2360: 2361: Apache::lonhelper::registerHelperTags(); 2362: 2363: # "Delete everything after the last slash." 2364: $subdir =~ s|/[^/]+$||; 2365: 2366: # What can be printed is a very dynamic decision based on 2367: # lots of factors. So we need to dynamically build this list. 2368: # To prevent security leaks, states are only added to the wizard 2369: # if they can be reached, which ensures manipulating the form input 2370: # won't allow anyone to reach states they shouldn't have permission 2371: # to reach. 2372: 2373: # printChoices is tracking the kind of printing the user can 2374: # do, and will be used in a choices construction later. 2375: # In the meantime we will be adding states and elements to 2376: # the helper by hand. 2377: my $printChoices = []; 2378: my $paramHash; 2379: 2380: if ($resourceTitle) { 2381: push @{$printChoices}, ["<b><i>$resourceTitle</i></b> (".&mt('the resource you just saw on the screen').")", 'current_document', 'PAGESIZE']; 2382: } 2383: 2384: # Useful filter strings 2385: my $isProblem = '($res->is_problem()||$res->contains_problem) '; 2386: $isProblem .= ' && !$res->randomout()' if !$userCanSeeHidden; 2387: my $isProblemOrMap = '$res->is_problem() || $res->contains_problem() || $res->is_sequence()'; 2388: my $isNotMap = '!$res->is_sequence()'; 2389: $isNotMap .= ' && !$res->randomout()' if !$userCanSeeHidden; 2390: my $isMap = '$res->is_map()'; 2391: my $symbFilter = '$res->shown_symb()'; 2392: my $urlValue = '$res->link()'; 2393: 2394: $helper->declareVar('SEQUENCE'); 2395: 2396: # If we're in a sequence... 2397: 2398: my $start_new_option; 2399: if ($perm{'pav'}) { 2400: $start_new_option = 2401: "<option text='".&mt('Start new page<br />before selected'). 2402: "' variable='FINISHPAGE' />"; 2403: } 2404: 2405: if (($helper->{'VARS'}->{'construction'} ne '1' ) && 2406: 2407: $helper->{VARS}->{'postdata'} && 2408: $helper->{VARS}->{'assignment'}) { 2409: # Allow problems from sequence 2410: push @{$printChoices}, [&mt('Selected <b>Problems</b> in folder <b><i>[_1]</i></b>',$sequenceTitle), 'map_problems', 'CHOOSE_PROBLEMS']; 2411: # Allow all resources from sequence 2412: push @{$printChoices}, [&mt('Selected <b>Resources</b> in folder <b><i>[_1]</i></b>',$sequenceTitle), 'map_problems_pages', 'CHOOSE_PROBLEMS_HTML']; 2413: 2414: my $helperFragment = <<HELPERFRAGMENT; 2415: <state name="CHOOSE_PROBLEMS" title="Select Problem(s) to print"> 2416: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 2417: closeallpages="1"> 2418: <nextstate>PAGESIZE</nextstate> 2419: <filterfunc>return $isProblem;</filterfunc> 2420: <mapurl>$map</mapurl> 2421: <valuefunc>return $symbFilter;</valuefunc> 2422: $start_new_option 2423: </resource> 2424: </state> 2425: 2426: <state name="CHOOSE_PROBLEMS_HTML" title="Select Resource(s) to print"> 2427: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 2428: closeallpages="1"> 2429: <nextstate>PAGESIZE</nextstate> 2430: <filterfunc>return $isNotMap;</filterfunc> 2431: <mapurl>$map</mapurl> 2432: <valuefunc>return $symbFilter;</valuefunc> 2433: $start_new_option 2434: </resource> 2435: </state> 2436: HELPERFRAGMENT 2437: 2438: &Apache::lonxml::xmlparse($r, 'helper', $helperFragment); 2439: } 2440: 2441: # If the user has pfo (print for otheres) allow them to print all 2442: # problems and resources in the entier course, optionally for selected students 2443: if ($perm{'pfo'} && !$is_published && 2444: ($helper->{VARS}->{'postdata'}=~/\/res\// || $helper->{VARS}->{'postdata'}=~/\/(syllabus|smppg|aboutme|bulletinboard)$/)) { 2445: 2446: push @{$printChoices}, ['Selected <b>Problems</b> from <b>entire course</b>', 'all_problems', 'ALL_PROBLEMS']; 2447: push @{$printChoices}, ['Selected <b>Resources</b> from <b>entire course</b>', 'all_resources', 'ALL_RESOURCES']; 2448: &Apache::lonxml::xmlparse($r, 'helper', <<ALL_PROBLEMS); 2449: <state name="ALL_PROBLEMS" title="Select Problem(s) to print"> 2450: <resource variable="RESOURCES" toponly='0' multichoice="1" 2451: suppressEmptySequences='0' addstatus="1" closeallpages="1"> 2452: <nextstate>PAGESIZE</nextstate> 2453: <filterfunc>return $isProblemOrMap;</filterfunc> 2454: <choicefunc>return $isNotMap;</choicefunc> 2455: <valuefunc>return $symbFilter;</valuefunc> 2456: $start_new_option 2457: </resource> 2458: </state> 2459: <state name="ALL_RESOURCES" title="Select Resource(s) to print"> 2460: <resource variable="RESOURCES" toponly='0' multichoice='1' 2461: suppressEmptySequences='0' addstatus='1' closeallpages='1'> 2462: <nextstate>PAGESIZE</nextstate> 2463: <filterfunc>return $isNotMap; </filterfunc> 2464: <valuefunc>return $symbFilter;</valuefunc> 2465: $start_new_option 2466: </resource> 2467: </state> 2468: ALL_PROBLEMS 2469: 2470: if ($helper->{VARS}->{'assignment'}) { 2471: push @{$printChoices}, [&mt("Selected <b>Problems</b> from folder <b><i>[_1]</i></b> for <b>selected people</b>",$sequenceTitle), 'problems_for_students', 'CHOOSE_STUDENTS']; 2472: push @{$printChoices}, [&mt("Selected <b>Problems</b> from folder <b><i>[_1]</i></b> for <b>CODEd assignments</b>",$sequenceTitle), 'problems_for_anon', 'CHOOSE_ANON1']; 2473: } 2474: 2475: # resource_selector will hold a few states that: 2476: # - Allow resources to be selected for printing. 2477: # - Determine pagination between assignments. 2478: # - Determine how many assignments should be bundled into a single PDF. 2479: # TODO: 2480: # Probably good to do things like separate this up into several vars, each 2481: # with one state, and use REGEXPs at inclusion time to set state names 2482: # and next states for better mix and match capability 2483: # 2484: my $resource_selector=<<RESOURCE_SELECTOR; 2485: <state name="SELECT_PROBLEMS" title="Select resources to print"> 2486: <nextstate>PRINT_FORMATTING</nextstate> 2487: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message> 2488: <resource variable="RESOURCES" multichoice="1" addstatus="1" 2489: closeallpages="1"> 2490: <filterfunc>return $isProblem;</filterfunc> 2491: <mapurl>$map</mapurl> 2492: <valuefunc>return $symbFilter;</valuefunc> 2493: $start_new_option 2494: </resource> 2495: </state> 2496: <state name="PRINT_FORMATTING" title="How should results be printed?"> 2497: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message> 2498: <choices variable="EMPTY_PAGES"> 2499: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 2500: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 2501: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 2502: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 2503: </choices> 2504: <nextstate>PAGESIZE</nextstate> 2505: <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message> 2506: <choices variable="SPLIT_PDFS"> 2507: <choice computer="all">All assignments in a single PDF file</choice> 2508: <choice computer="sections">Each PDF contains exactly one section</choice> 2509: <choice computer="oneper">Each PDF contains exactly one assignment</choice> 2510: <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT"> 2511: Specify the number of assignments per PDF:</choice> 2512: </choices> 2513: </state> 2514: RESOURCE_SELECTOR 2515: 2516: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS); 2517: <state name="CHOOSE_STUDENTS" title="Select Students and Resources"> 2518: <message><b>Select sorting order of printout</b> </message> 2519: <choices variable='student_sort'> 2520: <choice computer='0'>Sort by section then student</choice> 2521: <choice computer='1'>Sort by students across sections.</choice> 2522: </choices> 2523: <message><br /><hr /><br /> </message> 2524: <student multichoice='1' variable="STUDENTS" nextstate="SELECT_PROBLEMS" coursepersonnel="1"/> 2525: </state> 2526: $resource_selector 2527: CHOOSE_STUDENTS 2528: 2529: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; 2530: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; 2531: my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum); 2532: my $namechoice='<choice></choice>'; 2533: foreach my $name (sort {uc($a) cmp uc($b)} @names) { 2534: if ($name =~ /^error: 2 /) { next; } 2535: if ($name =~ /^type\0/) { next; } 2536: $namechoice.='<choice computer="'.$name.'">'.$name.'</choice>'; 2537: } 2538: 2539: 2540: my %code_values; 2541: my %codes_to_print; 2542: foreach my $key (@names) { 2543: %code_values = &Apache::grades::get_codes($key, $cdom, $cnum); 2544: foreach my $key (keys(%code_values)) { 2545: $codes_to_print{$key} = 1; 2546: } 2547: } 2548: 2549: my $code_selection; 2550: foreach my $code (sort {uc($a) cmp uc($b)} (keys(%codes_to_print))) { 2551: my $choice = $code; 2552: if ($code =~ /^[A-Z]+$/) { # Alpha code 2553: $choice = &letters_to_num($code); 2554: } 2555: push(@{$helper->{DATA}{ALL_CODE_CHOICES}},[$code,$choice]); 2556: } 2557: if (%codes_to_print) { 2558: $code_selection .=' 2559: <message><b>Choose single CODE from list:</b></message> 2560: <message></td><td></message> 2561: <dropdown variable="CODE_SELECTED_FROM_LIST" multichoice="0" allowempty="0"> 2562: <choice></choice> 2563: <exec> 2564: push(@{$state->{CHOICES}},@{$helper->{DATA}{ALL_CODE_CHOICES}}); 2565: </exec> 2566: </dropdown> 2567: <message></td></tr><tr><td></message> 2568: '.$/; 2569: 2570: } 2571: 2572: 2573: open(FH,$Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); 2574: my $codechoice=''; 2575: foreach my $line (<FH>) { 2576: my ($name,$description,$code_type,$code_length)= 2577: (split(/:/,$line))[0,1,2,4]; 2578: if ($code_length > 0 && 2579: $code_type =~/^(letter|number|-1)/) { 2580: $codechoice.='<choice computer="'.$name.'">'.$description.'</choice>'; 2581: } 2582: } 2583: if ($codechoice eq '') { 2584: $codechoice='<choice computer="default">Default</choice>'; 2585: } 2586: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON1); 2587: <state name="CHOOSE_ANON1" title="Specify CODEd Assignments"> 2588: <nextstate>SELECT_PROBLEMS</nextstate> 2589: <message><h4>Fill out one of the forms below</h4></message> 2590: <message><br /><hr /> <br /></message> 2591: <message><h3>Generate new CODEd Assignments</h3></message> 2592: <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message> 2593: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"> 2594: <validator> 2595: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && 2596: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && 2597: !\$helper->{'VARS'}{'SINGLE_CODE'} && 2598: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { 2599: return "You need to specify the number of assignments to print"; 2600: } 2601: return undef; 2602: </validator> 2603: </string> 2604: <message></td></tr><tr><td></message> 2605: <message><b>Names to save the CODEs under for later:</b></message> 2606: <message></td><td></message> 2607: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 2608: <message></td></tr><tr><td></message> 2609: <message><b>Bubble sheet type:</b></message> 2610: <message></td><td></message> 2611: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0"> 2612: $codechoice 2613: </dropdown> 2614: <message></td></tr><tr><td colspan="2"></td></tr><tr><td></message> 2615: <message></td></tr><tr><td></table></message> 2616: <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message> 2617: <message><tr><td><b>Enter a CODE to print:</b></td><td></message> 2618: <string variable="SINGLE_CODE" size="10"> 2619: <validator> 2620: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && 2621: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && 2622: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { 2623: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, 2624: \$helper->{'VARS'}{'CODE_OPTION'}); 2625: } else { 2626: return undef; # Other forces control us. 2627: } 2628: </validator> 2629: </string> 2630: <message></td></tr><tr><td></message> 2631: $code_selection 2632: <message></td></tr></table></message> 2633: <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message> 2634: <message><b>Select saved CODEs:</b></message> 2635: <message></td><td></message> 2636: <dropdown variable="REUSE_OLD_CODES"> 2637: $namechoice 2638: </dropdown> 2639: <message></td></tr></table></message> 2640: </state> 2641: $resource_selector 2642: CHOOSE_ANON1 2643: 2644: 2645: if ($helper->{VARS}->{'assignment'}) { 2646: push @{$printChoices}, [&mt("Selected <b>Resources</b> from folder <b><i>[_1]</i></b> for <b>selected people</b>",$sequenceTitle), 'resources_for_students', 'CHOOSE_STUDENTS1']; 2647: push @{$printChoices}, [&mt("Selected <b>Resources</b> from folder <b><i>[_1]</i></b> for <b>CODEd assignments</b>",$sequenceTitle), 'resources_for_anon', 'CHOOSE_ANON2']; 2648: } 2649: 2650: 2651: $resource_selector=<<RESOURCE_SELECTOR; 2652: <state name="SELECT_RESOURCES" title="Select Resources"> 2653: <nextstate>PRINT_FORMATTING</nextstate> 2654: <message><br /><big><i><b>Select resources for the assignment</b></i></big><br /></message> 2655: <resource variable="RESOURCES" multichoice="1" addstatus="1" 2656: closeallpages="1"> 2657: <filterfunc>return $isNotMap;</filterfunc> 2658: <mapurl>$map</mapurl> 2659: <valuefunc>return $symbFilter;</valuefunc> 2660: $start_new_option 2661: </resource> 2662: </state> 2663: <state name="PRINT_FORMATTING" title="Format of the print job"> 2664: <nextstate>NUMBER_PER_PDF</nextstate> 2665: <message><br /><big><i><b>How should the results be printed?</b></i></big><br /></message> 2666: <choices variable="EMPTY_PAGES"> 2667: <choice computer='0'>Start each student\'s assignment on a new page/column (add a pagefeed after each assignment)</choice> 2668: <choice computer='1'>Add one empty page/column after each student\'s assignment</choice> 2669: <choice computer='2'>Add two empty pages/column after each student\'s assignment</choice> 2670: <choice computer='3'>Add three empty pages/column after each student\'s assignment</choice> 2671: </choices> 2672: <nextstate>PAGESIZE</nextstate> 2673: <message><hr width='33%' /><b>How do you want assignments split into PDF files? </b></message> 2674: <choices variable="SPLIT_PDFS"> 2675: <choice computer="all">All assignments in a single PDF file</choice> 2676: <choice computer="sections">Each PDF contains exactly one section</choice> 2677: <choice computer="oneper">Each PDF contains exactly one assignment</choice> 2678: <choice computer="usenumber" relatedvalue="NUMBER_TO_PRINT"> 2679: Specify the number of assignments per PDF:</choice> 2680: </choices> 2681: </state> 2682: RESOURCE_SELECTOR 2683: 2684: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_STUDENTS1); 2685: <state name="CHOOSE_STUDENTS1" title="Select Students and Resources"> 2686: <choices variable='student_sort'> 2687: <choice computer='0'>Sort by section then student</choice> 2688: <choice computer='1'>Sort by students across sections.</choice> 2689: </choices> 2690: <message><br /><hr /><br /></message> 2691: <student multichoice='1' variable="STUDENTS" nextstate="SELECT_RESOURCES" coursepersonnel="1" /> 2692: 2693: </state> 2694: $resource_selector 2695: CHOOSE_STUDENTS1 2696: 2697: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_ANON2); 2698: <state name="CHOOSE_ANON2" title="Select CODEd Assignments"> 2699: <nextstate>SELECT_RESOURCES</nextstate> 2700: <message><h4>Fill out one of the forms below</h4></message> 2701: <message><br /><hr /> <br /></message> 2702: <message><h3>Generate new CODEd Assignments</h3></message> 2703: <message><table><tr><td><b>Number of CODEd assignments to print:</b></td><td></message> 2704: <string variable="NUMBER_TO_PRINT_TOTAL" maxlength="5" size="5"> 2705: <validator> 2706: if (((\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'}+0) < 1) && 2707: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && 2708: !\$helper->{'VARS'}{'SINGLE_CODE'} && 2709: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { 2710: return "You need to specify the number of assignments to print"; 2711: } 2712: return undef; 2713: </validator> 2714: </string> 2715: <message></td></tr><tr><td></message> 2716: <message><b>Names to save the CODEs under for later:</b></message> 2717: <message></td><td></message> 2718: <string variable="ANON_CODE_STORAGE_NAME" maxlength="50" size="20" /> 2719: <message></td></tr><tr><td></message> 2720: <message><b>Bubble sheet type:</b></message> 2721: <message></td><td></message> 2722: <dropdown variable="CODE_OPTION" multichoice="0" allowempty="0"> 2723: $codechoice 2724: </dropdown> 2725: <message></td></tr><tr><td></table></message> 2726: <message><br /><hr /><h3>Print a Specific CODE </h3><br /><table></message> 2727: <message><tr><td><b>Enter a CODE to print:</b></td><td></message> 2728: <string variable="SINGLE_CODE" size="10"> 2729: <validator> 2730: if(!\$helper->{'VARS'}{'NUMBER_TO_PRINT_TOTAL'} && 2731: !\$helper->{'VARS'}{'REUSE_OLD_CODES'} && 2732: !\$helper->{'VARS'}{'CODE_SELECTED_FROM_LIST'}) { 2733: return &Apache::lonprintout::is_code_valid(\$helper->{'VARS'}{'SINGLE_CODE'}, 2734: \$helper->{'VARS'}{'CODE_OPTION'}); 2735: } else { 2736: return undef; # Other forces control us. 2737: } 2738: </validator> 2739: </string> 2740: <message></td></tr><tr><td></message> 2741: $code_selection 2742: <message></td></tr></table></message> 2743: <message><hr /><h3>Reprint a Set of Saved CODEs</h3><table><tr><td></message> 2744: <message><b>Select saved CODEs:</b></message> 2745: <message></td><td></message> 2746: <dropdown variable="REUSE_OLD_CODES"> 2747: $namechoice 2748: </dropdown> 2749: <message></td></tr></table></message> 2750: </state> 2751: $resource_selector 2752: CHOOSE_ANON2 2753: } 2754: 2755: # FIXME: That RE should come from a library somewhere. 2756: if (($perm{'pav'} 2757: && $subdir ne $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/' 2758: && (defined($helper->{'VARS'}->{'construction'}) 2759: || 2760: (&Apache::lonnet::allowed('bre',$subdir) eq 'F' 2761: && 2762: $helper->{VARS}->{'postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/) 2763: )) 2764: && $helper->{VARS}->{'assignment'} eq "" 2765: ) { 2766: 2767: my $pretty_dir = &Apache::lonnet::hreflocation($subdir); 2768: push @{$printChoices}, [&mt("Selected <b>Problems</b> from current subdirectory <b><i>[_1]</i></b>",$pretty_dir), 'problems_from_directory', 'CHOOSE_FROM_SUBDIR']; 2769: my $xmlfrag = <<CHOOSE_FROM_SUBDIR; 2770: <state name="CHOOSE_FROM_SUBDIR" title="Select File(s) from <b><small>$pretty_dir</small></b> to print"> 2771: 2772: <files variable="FILES" multichoice='1'> 2773: <nextstate>PAGESIZE</nextstate> 2774: <filechoice>return '$subdir';</filechoice> 2775: CHOOSE_FROM_SUBDIR 2776: 2777: # this is broken up because I really want interpolation above, 2778: # and I really DON'T want it below 2779: $xmlfrag .= <<'CHOOSE_FROM_SUBDIR'; 2780: <filefilter>return Apache::lonhelper::files::not_old_version($filename) && 2781: $filename =~ m/\.(problem|exam|quiz|assess|survey|form|library)$/; 2782: </filefilter> 2783: </files> 2784: </state> 2785: CHOOSE_FROM_SUBDIR 2786: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 2787: } 2788: 2789: # Allow the user to select any sequence in the course, feed it to 2790: # another resource selector for that sequence 2791: if (!$helper->{VARS}->{'construction'} && !$is_published) { 2792: push @$printChoices, ["Selected <b>Resources</b> from <b>selected folder</b> in course", 2793: 'select_sequences', 'CHOOSE_SEQUENCE']; 2794: my $escapedSequenceName = $helper->{VARS}->{'SEQUENCE'}; 2795: #Escape apostrophes and backslashes for Perl 2796: $escapedSequenceName =~ s/\\/\\\\/g; 2797: $escapedSequenceName =~ s/'/\\'/g; 2798: &Apache::lonxml::xmlparse($r, 'helper', <<CHOOSE_FROM_ANY_SEQUENCE); 2799: <state name="CHOOSE_SEQUENCE" title="Select Sequence To Print From"> 2800: <message>Select the sequence to print resources from:</message> 2801: <resource variable="SEQUENCE"> 2802: <nextstate>CHOOSE_FROM_ANY_SEQUENCE</nextstate> 2803: <filterfunc>return \$res->is_sequence;</filterfunc> 2804: <valuefunc>return $urlValue;</valuefunc> 2805: <choicefunc>return \$res->hasResource(\$res,sub { return !\$_[0]->is_sequence() },0,0); 2806: </choicefunc> 2807: </resource> 2808: </state> 2809: <state name="CHOOSE_FROM_ANY_SEQUENCE" title="Select Resources To Print"> 2810: <message>(mark desired resources then click "next" button) <br /></message> 2811: <resource variable="RESOURCES" multichoice="1" toponly='1' addstatus="1" 2812: closeallpages="1"> 2813: <nextstate>PAGESIZE</nextstate> 2814: <filterfunc>return $isNotMap</filterfunc> 2815: <mapurl evaluate='1'>return '$escapedSequenceName';</mapurl> 2816: <valuefunc>return $symbFilter;</valuefunc> 2817: $start_new_option 2818: </resource> 2819: </state> 2820: CHOOSE_FROM_ANY_SEQUENCE 2821: } 2822: 2823: # Generate the first state, to select which resources get printed. 2824: Apache::lonhelper::state->new("START", "Select Printing Options:"); 2825: $paramHash = Apache::lonhelper::getParamHash(); 2826: $paramHash->{MESSAGE_TEXT} = ""; 2827: Apache::lonhelper::message->new(); 2828: $paramHash = Apache::lonhelper::getParamHash(); 2829: $paramHash->{'variable'} = 'PRINT_TYPE'; 2830: $paramHash->{CHOICES} = $printChoices; 2831: Apache::lonhelper::choices->new(); 2832: 2833: my $startedTable = 0; # have we started an HTML table yet? (need 2834: # to close it later) 2835: 2836: if (($perm{'pav'} and &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) or 2837: ($helper->{VARS}->{'construction'} eq '1')) { 2838: addMessage("<hr width='33%' /><table><tr><td align='right'>". 2839: '<label for="ANSWER_TYPE_forminput">'. 2840: &mt('Print'). 2841: "</label>: </td><td>"); 2842: $paramHash = Apache::lonhelper::getParamHash(); 2843: $paramHash->{'variable'} = 'ANSWER_TYPE'; 2844: $helper->declareVar('ANSWER_TYPE'); 2845: $paramHash->{CHOICES} = [ 2846: ['Without Answers', 'yes'], 2847: ['With Answers', 'no'], 2848: ['Only Answers', 'only'] 2849: ]; 2850: Apache::lonhelper::dropdown->new(); 2851: addMessage("</td></tr>"); 2852: $startedTable = 1; 2853: } 2854: 2855: if ($perm{'pav'}) { 2856: if (!$startedTable) { 2857: addMessage("<hr width='33%' /><table><tr><td align='right'>". 2858: '<label for="LATEX_TYPE_forminput">'. 2859: &mt('LaTeX mode'). 2860: "</label>: </td><td>"); 2861: $startedTable = 1; 2862: } else { 2863: addMessage("<tr><td align='right'>". 2864: '<label for="LATEX_TYPE_forminput">'. 2865: &mt('LaTeX mode'). 2866: "</label>: </td><td>"); 2867: } 2868: $paramHash = Apache::lonhelper::getParamHash(); 2869: $paramHash->{'variable'} = 'LATEX_TYPE'; 2870: $helper->declareVar('LATEX_TYPE'); 2871: if ($helper->{VARS}->{'construction'} eq '1') { 2872: $paramHash->{CHOICES} = [ 2873: ['standard LaTeX mode', 'standard'], 2874: ['LaTeX batchmode', 'batchmode'], ]; 2875: } else { 2876: $paramHash->{CHOICES} = [ 2877: ['LaTeX batchmode', 'batchmode'], 2878: ['standard LaTeX mode', 'standard'] ]; 2879: } 2880: Apache::lonhelper::dropdown->new(); 2881: 2882: addMessage("</td></tr><tr><td align='right'>". 2883: '<label="TABLE_CONTENTS_forminput">'. 2884: &mt('Print Table of Contents'). 2885: "</label>: </td><td>"); 2886: $paramHash = Apache::lonhelper::getParamHash(); 2887: $paramHash->{'variable'} = 'TABLE_CONTENTS'; 2888: $helper->declareVar('TABLE_CONTENTS'); 2889: $paramHash->{CHOICES} = [ 2890: ['No', 'no'], 2891: ['Yes', 'yes'] ]; 2892: Apache::lonhelper::dropdown->new(); 2893: addMessage("</td></tr>"); 2894: 2895: if (not $helper->{VARS}->{'construction'}) { 2896: addMessage("<tr><td align='right'>". 2897: '<label for="TABLE_INDEX_forminput">'. 2898: &mt('Print Index'). 2899: "</label>: </td><td>"); 2900: $paramHash = Apache::lonhelper::getParamHash(); 2901: $paramHash->{'variable'} = 'TABLE_INDEX'; 2902: $helper->declareVar('TABLE_INDEX'); 2903: $paramHash->{CHOICES} = [ 2904: ['No', 'no'], 2905: ['Yes', 'yes'] ]; 2906: Apache::lonhelper::dropdown->new(); 2907: addMessage("</td></tr>"); 2908: addMessage("<tr><td align='right'>". 2909: '<label for="PRINT_DISCUSSIONS_forminput">'. 2910: &mt('Print Discussions'). 2911: "</label>: </td><td>"); 2912: $paramHash = Apache::lonhelper::getParamHash(); 2913: $paramHash->{'variable'} = 'PRINT_DISCUSSIONS'; 2914: $helper->declareVar('PRINT_DISCUSSIONS'); 2915: $paramHash->{CHOICES} = [ 2916: ['No', 'no'], 2917: ['Yes', 'yes'] ]; 2918: Apache::lonhelper::dropdown->new(); 2919: addMessage("</td></tr>"); 2920: 2921: addMessage("<tr><td align = 'right'> </td><td>"); 2922: $paramHash = Apache::lonhelper::getParamHash(); 2923: $paramHash->{'multichoice'} = "true"; 2924: $paramHash->{'allowempty'} = "true"; 2925: $paramHash->{'variable'} = "showallfoils"; 2926: $paramHash->{'CHOICES'} = [ ["Show all foils", "1"] ]; 2927: Apache::lonhelper::choices->new(); 2928: addMessage("</td></tr>"); 2929: } 2930: 2931: if ($helper->{'VARS'}->{'construction'}) { 2932: my $stylevalue=$env{'construct.style'}; 2933: my $randseedtext=&mt("Use random seed"); 2934: my $stylefiletext=&mt("Use style file"); 2935: 2936: my $xmlfrag .= <<"RNDSEED"; 2937: <message><tr><td align='right'> 2938: <label for="curseed_forminput">$randseedtext</label>: 2939: </td><td></message> 2940: <string variable="curseed" size="15" maxlength="15"> 2941: <defaultvalue> 2942: return $helper->{VARS}->{'curseed'}; 2943: </defaultvalue> 2944: </string> 2945: <message></td></tr><tr><td align="right"> 2946: <label for="style_file">$stylefiletext</label>: 2947: </td><td></message> 2948: <message><input type="text" size="40" name="style_file" value="$stylevalue" /> <a href="javascript:openbrowser('helpform','style_file','sty')">Select style file</a> </td><tr><td></message> 2949: <choices allowempty="1" multichoice="true" variable="showallfoils"> 2950: <choice computer="1">Show all foils?</choice> 2951: </choices> 2952: <message></td></tr></message> 2953: RNDSEED 2954: &Apache::lonxml::xmlparse($r, 'helper', $xmlfrag); 2955: } 2956: } 2957: 2958: 2959: 2960: 2961: if ($startedTable) { 2962: addMessage("</table>"); 2963: } 2964: 2965: Apache::lonprintout::page_format_state->new("FORMAT"); 2966: 2967: # Generate the PAGESIZE state which will offer the user the margin 2968: # choices if they select one column 2969: Apache::lonhelper::state->new("PAGESIZE", "Set Margins"); 2970: Apache::lonprintout::page_size_state->new('pagesize', 'FORMAT', 'FINAL'); 2971: 2972: 2973: $helper->process(); 2974: 2975: 2976: # MANUAL BAILOUT CONDITION: 2977: # If we're in the "final" state, bailout and return to handler 2978: if ($helper->{STATE} eq 'FINAL') { 2979: return $helper; 2980: } 2981: 2982: $r->print($helper->display()); 2983: if ($helper->{STATE} eq 'START') { 2984: &recently_generated($r); 2985: } 2986: &Apache::lonhelper::unregisterHelperTags(); 2987: 2988: return OK; 2989: } 2990: 2991: 2992: 1; 2993: 2994: package Apache::lonprintout::page_format_state; 2995: 2996: =pod 2997: 2998: =head1 Helper element: page_format_state 2999: 3000: See lonhelper.pm documentation for discussion of the helper framework. 3001: 3002: Apache::lonprintout::page_format_state is an element that gives the 3003: user an opportunity to select the page layout they wish to print 3004: with: Number of columns, portrait/landscape, and paper size. If you 3005: want to change the paper size choices, change the @paperSize array 3006: contents in this package. 3007: 3008: page_format_state is always directly invoked in lonprintout.pm, so there 3009: is no tag interface. You actually pass parameters to the constructor. 3010: 3011: =over 4 3012: 3013: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 3014: 3015: =back 3016: 3017: =cut 3018: 3019: use Apache::lonhelper; 3020: 3021: no strict; 3022: @ISA = ("Apache::lonhelper::element"); 3023: use strict; 3024: use Apache::lonlocal; 3025: use Apache::lonnet; 3026: 3027: my $maxColumns = 2; 3028: # it'd be nice if these all worked 3029: #my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 3030: # "tabloid (ledger) [11x17 in]", "executive [7 1/2x10 in]", 3031: # "a2 [420x594 mm]", "a3 [297x420 mm]", "a4 [210x297 mm]", 3032: # "a5 [148x210 mm]", "a6 [105x148 mm]" ); 3033: my @paperSize = ("letter [8 1/2x11 in]", "legal [8 1/2x14 in]", 3034: "a4 [210x297 mm]"); 3035: 3036: # Tentative format: Orientation (L = Landscape, P = portrait) | Colnum | 3037: # Paper type 3038: 3039: sub new { 3040: my $self = Apache::lonhelper::element->new(); 3041: 3042: shift; 3043: 3044: $self->{'variable'} = shift; 3045: my $helper = Apache::lonhelper::getHelper(); 3046: $helper->declareVar($self->{'variable'}); 3047: bless($self); 3048: return $self; 3049: } 3050: 3051: sub render { 3052: my $self = shift; 3053: my $helper = Apache::lonhelper::getHelper(); 3054: my $result = ''; 3055: my $var = $self->{'variable'}; 3056: my $PageLayout=&mt('Page layout'); 3057: my $NumberOfColumns=&mt('Number of columns'); 3058: my $PaperType=&mt('Paper type'); 3059: $result .= <<STATEHTML; 3060: 3061: <hr width="33%" /> 3062: <table cellpadding="3"> 3063: <tr> 3064: <td align="center"><b>$PageLayout</b></td> 3065: <td align="center"><b>$NumberOfColumns</b></td> 3066: <td align="center"><b>$PaperType</b></td> 3067: </tr> 3068: <tr> 3069: <td> 3070: <label><input type="radio" name="${var}.layout" value="L" /> Landscape </label><br /> 3071: <label><input type="radio" name="${var}.layout" value="P" checked='1' /> Portrait </label> 3072: </td> 3073: <td align="center"> 3074: <select name="${var}.cols"> 3075: STATEHTML 3076: 3077: my $i; 3078: for ($i = 1; $i <= $maxColumns; $i++) { 3079: if ($i == 2) { 3080: $result .= "<option value='$i' selected>$i</option>\n"; 3081: } else { 3082: $result .= "<option value='$i'>$i</option>\n"; 3083: } 3084: } 3085: 3086: $result .= "</select></td><td>\n"; 3087: $result .= "<select name='${var}.paper'>\n"; 3088: 3089: my %parmhash=&Apache::lonnet::coursedescription($env{'request.course.id'}); 3090: my $DefaultPaperSize=lc($parmhash{'default_paper_size'}); 3091: $DefaultPaperSize=~s/\s//g; 3092: if ($DefaultPaperSize eq '') {$DefaultPaperSize='letter';} 3093: $i = 0; 3094: foreach (@paperSize) { 3095: $_=~/(\w+)/; 3096: my $papersize=$1; 3097: if ($paperSize[$i]=~/$DefaultPaperSize/) { 3098: $result .= "<option selected value='$papersize'>" . $paperSize[$i] . "</option>\n"; 3099: } else { 3100: $result .= "<option value='$papersize'>" . $paperSize[$i] . "</option>\n"; 3101: } 3102: $i++; 3103: } 3104: $result .= "</select></td></tr></table>"; 3105: return $result; 3106: } 3107: 3108: sub postprocess { 3109: my $self = shift; 3110: 3111: my $var = $self->{'variable'}; 3112: my $helper = Apache::lonhelper->getHelper(); 3113: $helper->{VARS}->{$var} = 3114: $env{"form.$var.layout"} . '|' . $env{"form.$var.cols"} . '|' . 3115: $env{"form.$var.paper"}; 3116: return 1; 3117: } 3118: 3119: 1; 3120: 3121: package Apache::lonprintout::page_size_state; 3122: 3123: =pod 3124: 3125: =head1 Helper element: page_size_state 3126: 3127: See lonhelper.pm documentation for discussion of the helper framework. 3128: 3129: Apache::lonprintout::page_size_state is an element that gives the 3130: user the opportunity to further refine the page settings if they 3131: select a single-column page. 3132: 3133: page_size_state is always directly invoked in lonprintout.pm, so there 3134: is no tag interface. You actually pass parameters to the constructor. 3135: 3136: =over 4 3137: 3138: =item * B<new>(varName): varName is where the print information will be stored in the format FIXME. 3139: 3140: =back 3141: 3142: =cut 3143: 3144: use Apache::lonhelper; 3145: use Apache::lonnet; 3146: no strict; 3147: @ISA = ("Apache::lonhelper::element"); 3148: use strict; 3149: 3150: 3151: 3152: sub new { 3153: my $self = Apache::lonhelper::element->new(); 3154: 3155: shift; # disturbs me (probably prevents subclassing) but works (drops 3156: # package descriptor)... - Jeremy 3157: 3158: $self->{'variable'} = shift; 3159: my $helper = Apache::lonhelper::getHelper(); 3160: $helper->declareVar($self->{'variable'}); 3161: 3162: # The variable name of the format element, so we can look into 3163: # $helper->{VARS} to figure out whether the columns are one or two 3164: $self->{'formatvar'} = shift; 3165: 3166: 3167: $self->{NEXTSTATE} = shift; 3168: bless($self); 3169: 3170: return $self; 3171: } 3172: 3173: sub render { 3174: my $self = shift; 3175: my $helper = Apache::lonhelper::getHelper(); 3176: my $result = ''; 3177: my $var = $self->{'variable'}; 3178: 3179: 3180: 3181: if (defined $self->{ERROR_MSG}) { 3182: $result .= '<br /><span class="LC_error">' . $self->{ERROR_MSG} . '</span><br />'; 3183: } 3184: 3185: my $format = $helper->{VARS}->{$self->{'formatvar'}}; 3186: 3187: # Use format to get sensible defaults for the margins: 3188: 3189: 3190: my ($laystyle, $cols, $papersize) = split(/\|/, $format); 3191: ($papersize) = split(/ /, $papersize); 3192: 3193: 3194: if ($laystyle eq 'L') { 3195: $laystyle = 'album'; 3196: } else { 3197: $laystyle = 'book'; 3198: } 3199: 3200: 3201: my %size; 3202: ($size{'width_and_units'}, 3203: $size{'height_and_units'}, 3204: $size{'margin_and_units'})= 3205: &Apache::lonprintout::page_format($papersize, $laystyle, $cols); 3206: 3207: foreach my $dimension ('width','height','margin') { 3208: ($size{$dimension},$size{$dimension.'_unit'}) = 3209: split(/ +/, $size{$dimension.'_and_units'},2); 3210: 3211: foreach my $unit ('cm','in') { 3212: $size{$dimension.'_options'} .= '<option '; 3213: if ($size{$dimension.'_unit'} eq $unit) { 3214: $size{$dimension.'_options'} .= 'selected="selected" '; 3215: } 3216: $size{$dimension.'_options'} .= '>'.$unit.'</option>'; 3217: } 3218: } 3219: 3220: # Adjust margin for LaTeX margin: .. requires units == cm or in. 3221: 3222: if ($size{'margin_unit'} eq 'in') { 3223: $size{'margin'} += 1; 3224: } else { 3225: $size{'margin'} += 2.54; 3226: } 3227: $result .= <<ELEMENTHTML; 3228: 3229: 3230: 3231: <p>How should each column be formatted?</p> 3232: 3233: <table cellpadding='3'> 3234: <tr> 3235: <td align='right'><b>Width</b>:</td> 3236: <td align='left'><input type='text' name='$var.width' value="$size{'width'}" size='4' /></td> 3237: <td align='left'> 3238: <select name='$var.widthunit'> 3239: $size{'width_options'} 3240: </select> 3241: </td> 3242: </tr> 3243: <tr> 3244: <td align='right'><b>Height</b>:</td> 3245: <td align='left'><input type='text' name="$var.height" value="$size{'height'}" size='4' /></td> 3246: <td align='left'> 3247: <select name='$var.heightunit'> 3248: $size{'height_options'} 3249: </select> 3250: </td> 3251: </tr> 3252: <tr> 3253: <td align='right'><b>Left margin</b>:</td> 3254: <td align='left'><input type='text' name='$var.lmargin' value="$size{'margin'}" size='4' /></td> 3255: <td align='left'> 3256: <select name='$var.lmarginunit'> 3257: $size{'margin_options'} 3258: </select> 3259: </td> 3260: </tr> 3261: </table> 3262: 3263: <!--<p>Hint: Some instructors like to leave scratch space for the student by 3264: making the width much smaller than the width of the page.</p>--> 3265: 3266: ELEMENTHTML 3267: 3268: return $result; 3269: } 3270: 3271: 3272: sub preprocess { 3273: my $self = shift; 3274: my $helper = Apache::lonhelper::getHelper(); 3275: 3276: my $format = $helper->{VARS}->{$self->{'formatvar'}}; 3277: 3278: # If the user does not have 'pav' privilege, set default widths and 3279: # on to the next state right away. 3280: # 3281: if (!$perm{'pav'}) { 3282: my $var = $self->{'variable'}; 3283: my $format = $helper->{VARS}->{$self->{'formatvar'}}; 3284: 3285: my ($laystyle, $cols, $papersize) = split(/\|/, $format); 3286: ($papersize) = split(/ /, $papersize); 3287: 3288: 3289: if ($laystyle eq 'L') { 3290: $laystyle = 'album'; 3291: } else { 3292: $laystyle = 'book'; 3293: } 3294: # Figure out some good defaults for the print out and set them: 3295: 3296: my %size; 3297: ($size{'width'}, 3298: $size{'height'}, 3299: $size{'lmargin'})= 3300: &Apache::lonprintout::page_format($papersize, $laystyle, $cols); 3301: 3302: foreach my $dim ('width', 'height', 'lmargin') { 3303: my ($value, $units) = split(/ /, $size{$dim}); 3304: 3305: $helper->{VARS}->{"$var.".$dim} = $value; 3306: $helper->{VARS}->{"$var.".$dim.'unit'} = $units; 3307: 3308: } 3309: 3310: 3311: # Transition to the next state 3312: 3313: $helper->changeState($self->{NEXTSTATE}); 3314: } 3315: 3316: return 1; 3317: } 3318: 3319: sub postprocess { 3320: my $self = shift; 3321: 3322: my $var = $self->{'variable'}; 3323: my $helper = Apache::lonhelper->getHelper(); 3324: my $width = $helper->{VARS}->{$var .'.width'} = $env{"form.${var}.width"}; 3325: my $height = $helper->{VARS}->{$var .'.height'} = $env{"form.${var}.height"}; 3326: my $lmargin = $helper->{VARS}->{$var .'.lmargin'} = $env{"form.${var}.lmargin"}; 3327: $helper->{VARS}->{$var .'.widthunit'} = $env{"form.${var}.widthunit"}; 3328: $helper->{VARS}->{$var .'.heightunit'} = $env{"form.${var}.heightunit"}; 3329: $helper->{VARS}->{$var .'.lmarginunit'} = $env{"form.${var}.lmarginunit"}; 3330: 3331: my $error = ''; 3332: 3333: # /^-?[0-9]+(\.[0-9]*)?$/ -> optional minus, at least on digit, followed 3334: # by an optional period, followed by digits, ending the string 3335: 3336: if ($width !~ /^-?[0-9]*(\.[0-9]*)?$/) { 3337: $error .= "Invalid width; please type only a number.<br />\n"; 3338: } 3339: if ($height !~ /^-?[0-9]*(\.[0-9]*)?$/) { 3340: $error .= "Invalid height; please type only a number.<br />\n"; 3341: } 3342: if ($lmargin !~ /^-?[0-9]*(\.[0-9]*)?$/) { 3343: $error .= "Invalid left margin; please type only a number.<br />\n"; 3344: } else { 3345: # Adjust for LaTeX 1.0 inch margin: 3346: 3347: if ($env{"form.${var}.lmarginunit"} eq "in") { 3348: $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 1; 3349: } else { 3350: $helper->{VARS}->{$var.'.lmargin'} = $lmargin - 2.54; 3351: } 3352: } 3353: 3354: if (!$error) { 3355: Apache::lonhelper::getHelper()->changeState($self->{NEXTSTATE}); 3356: return 1; 3357: } else { 3358: $self->{ERROR_MSG} = $error; 3359: return 0; 3360: } 3361: } 3362: 3363: 3364: 3365: __END__ 3366: