Annotation of loncom/interface/printout.pl, revision 1.83
1.1 sakharuk 1: #!/usr/bin/perl
1.37 albertel 2: # CGI-script to run LaTeX, dvips, ps2ps, ps2pdf etc.
3: #
4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27:
1.39 sakharuk 28: use lib '/home/httpd/lib/perl';
1.76 albertel 29: use LONCAPA::loncgi;
1.38 sakharuk 30: use File::Path;
1.6 sakharuk 31: use IO::File;
1.7 sakharuk 32: use Image::Magick;
1.47 sakharuk 33: use Apache::lonhtmlcommon;
1.80 albertel 34: use Apache::lonnet;
1.51 albertel 35: use Apache::loncommon;
36: use Apache::lonlocal;
1.77 foxr 37: use Apache::lonmsg;
38: use LONCAPA::Enrollment;
1.47 sakharuk 39:
1.59 albertel 40: use strict;
1.77 foxr 41:
1.81 foxr 42:
1.77 foxr 43: #
44: # Determine if a user is operating as a student for this course/domain.
45: #
46: #
47: #Parameters:
48: # course - The course id.
49: # cdom - The course domain.
50: #
51: #Implicit:
52: # $env{request.role} contains the role under which this user operated this
53: # this request.
54: sub is_student {
1.81 foxr 55: return (! $env{'request.role.adv'});
1.77 foxr 56: }
57:
58: #
59: # Debugging: Dump the environment for debugging.
60: #
61: sub dumpenv {
1.81 foxr 62: print "<br>-------------------<br>";
1.77 foxr 63: foreach my $key (sort (keys %env)) {
1.81 foxr 64: print "<br>$key -> $env{$key}";
1.77 foxr 65: }
1.81 foxr 66: print "<br>-------------------<br>";
1.77 foxr 67: }
68:
69: #
70: # This sub sends a message to the appropriate person if there was an error
71: # rendering the latex At present, there's only one case to consider:
72: # a student printing inside a course results in messages to the course coordinator.
73: #Parmaeters:
74: # identifier - The unique identifier of this cgi request.
1.81 foxr 75: # badresource- Filepath to most likely failing
1.77 foxr 76: # logfile - The contents of the log file (included in the message).
77: # texfile - reference to an array containing the LaTeX input file
78: # (included in the message).
79: #Implicit inputs:
80: # From the environment:
81: # cgi.$identifier.user - User doing the printing.
82: # cgi.$identifier.domain - Domain the user is logged in on with printing.
83: # cgi.$identifier.courseid - Id of the course (if this is a course).
84: # cgi.$identifier.coursedom- Domain in which course was constituted.
85: # cgi.$identifier.resources - List of resource URL's for which the print
86: # was attempted.
87: #
88: sub send_error_mail {
1.81 foxr 89: my ($identifier, $badresource, $logfile, $texfile) = @_;
1.77 foxr 90: my $user = $env{"cgi.$identifier.user"};
91: my $domain = $env{"cgi.$identifier.domain"};
92: my $courseid = $env{"cgi.$identifier.courseid"};
93: my $coursedom= $env{"cgi.$identifier.coursedom"};
94: my $resources= $env{"cgi.$identifier.resources"};
95:
1.81 foxr 96: # resource file->URL
97: #
98: my $badurl = &Apache::lonnet::declutter($badresource);
99:
100: # &dumpenv();
1.77 foxr 101:
102:
103:
104: # Only continue if there is a user, domain, courseid, course domain
105: # and resources:
106:
107: if(defined($user) && defined($domain) && defined($courseid) &&
108: defined($coursedom) && defined($resources) ){
109:
110: # Only mail if the conditions are ripe for it:
111: # The user is a student in the course:
112: #
113:
114: if (&is_student( $courseid, $coursedom)) {
115: # build the subject and message body:
1.81 foxr 116: # print "sending message to course coordinators.<br>";
117:
118: # Todo: Convert badurl into a url from file path:
119:
120: my $subject = "Error [$badurl] Print failed for $user".'@'.$domain;
1.77 foxr 121: my $message .= "Print failed to render LaTeX for $user".'@'."$domain\n";
122: $message .= " User was attempting to print: \n";
123: $message .= " $resources\n";
124: $message .= "--------------------LaTeX logfile:------------ \n";
125: $message .= $logfile;
126: $message .= "-----------------LaTeX source file: ------------\n";
127:
128: foreach my $line (@$texfile) {
129: $message .= "$line\n";
130: }
1.81 foxr 131: my (undef, %receivers) = &Apache::lonfeedback::decide_receiver(undef, 0,
132: 1,1,1);
133: # print "<BR> sending...section: $env{'request.course.sec'}";
134: foreach my $dest (keys %receivers) {
135: # print "<BR> dest is $dest";
1.77 foxr 136: my @destinfo = split(/:/,$dest);
137: my $user = $destinfo[0];
138: my $dom = $destinfo[1];
139:
140: &Apache::lonmsg::user_normal_msg($user, $dom,
141: $subject, $message);
142:
143: # No point in looking at the return status as there's no good
144: # error action I can think of right now (log maybe?).
145: }
146: }
147: }
148: }
149:
1.49 albertel 150: $|=1;
1.39 sakharuk 151: if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
152: print <<END;
153: Content-type: text/html
154:
155: <html>
156: <head><title>Bad Cookie</title></head>
157: <body>
1.40 sakharuk 158: Your cookie information is incorrect.
1.39 sakharuk 159: </body>
160: </html>
161: END
162: return;
163: }
1.51 albertel 164: &Apache::lonlocal::get_language_handle();
165: &Apache::loncommon::content_type(undef,'text/html');
166: my $bodytag=&Apache::loncommon::bodytag('Creating PDF','','');
167: print $bodytag;
1.39 sakharuk 168:
1.40 sakharuk 169: my $identifier = $ENV{'QUERY_STRING'};
1.76 albertel 170: my $texfile = $env{'cgi.'.$identifier.'.file'};
171: my $laystyle = $env{'cgi.'.$identifier.'.layout'};
172: my $numberofcolumns = $env{'cgi.'.$identifier.'.numcol'};
173: my $paper = $env{'cgi.'.$identifier.'.paper'};
174: my $selectionmade = $env{'cgi.'.$identifier.'.selection'};
1.79 albertel 175: my $tableofcontents = $env{'cgi.'.$identifier.'.tableofcontents'};
176: my $tableofindex = $env{'cgi.'.$identifier.'.tableofindex'};
177: my $advanced_role = $env{'cgi.'.$identifier.'.role'};
178: my $number_of_files = $env{'cgi.'.$identifier.'.numberoffiles'}+1;
179: my $student_names = $env{'cgi.'.$identifier.'.studentnames'};
180: my $backref = &Apache::lonnet::unescape($env{'cgi.'.$identifier.'.backref'});
1.43 sakharuk 181:
1.62 sakharuk 182:
1.76 albertel 183: my $adv = $env{'request.role.adv'};
1.49 albertel 184:
1.44 sakharuk 185: my @names_pack=();
186: if ($student_names=~/_END_/) {
187: @names_pack=split(/_ENDPERSON_/,$student_names);
188: }
1.39 sakharuk 189:
1.14 sakharuk 190: my $figfile = $texfile;
191: $figfile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.dat/;
192: my $duefile = $texfile;
193: $duefile =~ s/^([^\.]+printout)[^t]+\.tex/$1\.due/;
194: #do we have figures?
1.73 foxr 195: # print "Figure file: $figfile\n";
1.14 sakharuk 196: if (-e $figfile) {
1.73 foxr 197: # print "$figfile exists\n";
1.42 albertel 198: my %done_conversion;
1.69 matthew 199: my $temporary_file=IO::File->new($figfile) || die "Couldn't open fig file $figfile for reading: $!\n";
1.14 sakharuk 200: my @content_of_file = <$temporary_file>;
201: close $temporary_file;
202: my $noteps;
1.49 albertel 203: my %prog_state;
1.59 albertel 204: if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Coverting Images to EPS','Picture Conversion Status',$#content_of_file,'inline','80'); }
205: foreach my $not_eps (@content_of_file) {
1.49 albertel 206: chomp($not_eps);
1.14 sakharuk 207: if ($not_eps ne '') {
1.73 foxr 208: # print "Converting $not_eps"; # Debugging.
1.44 sakharuk 209: my $status_statement='EPS picture for '.$not_eps;
1.73 foxr 210: # print "$status_statement\n";
1.41 sakharuk 211: $not_eps=~s|\/\.\/|\/|g;
1.14 sakharuk 212: my $eps_f = $not_eps;
213: $eps_f =~ s/\.[^.]*$/\.eps/i;
1.41 sakharuk 214: if ($eps_f=~/\/home\/([^\/]+)\/public_html\//) {
215: $eps_f=~s/\/home\/([^\/]+)\/public_html/$1/;
216: $eps_f = '/home/httpd/prtspool/'.$eps_f;
1.58 sakharuk 217: } elsif ($eps_f=~/$Apache::lonnet::perlvar{'lonDocRoot'}\/res\//) {
218: $eps_f=~m/$Apache::lonnet::perlvar{'lonDocRoot'}\/res\/(.+)/;
1.41 sakharuk 219: $eps_f = '/home/httpd/prtspool/'.$1;
1.58 sakharuk 220: } elsif ($eps_f=~/$Apache::lonnet::perlvar{'lonUsersDir'}\//) {
1.57 sakharuk 221: $eps_f=~/$Apache::lonnet::perlvar{'lonUsersDir'}\/([^\/]+)\/\w\/\w\/\w\/(.+)/;
1.56 sakharuk 222: $eps_f = '/home/httpd/prtspool/'.$1.'/'.$2;
1.41 sakharuk 223: }
1.74 foxr 224: $eps_f =~ s/ /\_/g; # Spaces are problematic for system commands and LaTeX.
1.38 sakharuk 225: my $path=$eps_f;
1.74 foxr 226: $path =~ s/\/([^\/]+)\.eps$//;
1.73 foxr 227: # print "Final file path: $path "; # Debugging
1.38 sakharuk 228: File::Path::mkpath($path,0,0777);
1.14 sakharuk 229: $not_eps =~ s/^\s+//;
230: $not_eps =~ s/\s+$//;
1.74 foxr 231: $not_eps =~ s/ /\\ /g;
1.72 albertel 232: if ( exists($done_conversion{$not_eps})) { next; }
1.49 albertel 233: if ($adv) {
234: my $prettyname=$not_eps;
235: $prettyname=~s|/home/([^/]+)/public_html|/priv/$1|;
1.58 sakharuk 236: $prettyname=~s|$Apache::lonnet::perlvar{'lonDocRoot'}/|/|;
1.72 albertel 237: &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Converting to EPS '.$prettyname);
238: }
1.42 albertel 239: $done_conversion{$not_eps}=1;
1.73 foxr 240: # print "Converting $not_eps -> $eps_f"; # Debugging
1.72 albertel 241: system("convert $not_eps $eps_f");
1.20 sakharuk 242: #check is eps exist in prtspool
243: if(not -e $eps_f) {
244: for (my $i=0;$i<10000;$i++) {
245: if (-e $eps_f.'.'.$i) {
246: rename $eps_f.'.'.$i, $eps_f;
247: last;
248: }
249: }
250: }
1.14 sakharuk 251: }
252: }
1.74 foxr 253: if ($adv) {
254: &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state);
255: }
1.52 albertel 256: unlink($figfile);
1.14 sakharuk 257: }
1.43 sakharuk 258: #print "$texfile\n"; #name of the tex file for debugging only
259: my @texfile=($texfile);
260: if ($number_of_files>1) {
1.49 albertel 261: @texfile=();
262: for (my $i=1;$i<=$number_of_files;$i++) {
1.43 sakharuk 263: my $new_texfile=$texfile;
1.49 albertel 264: $new_texfile=~s/\.tex/_$i\.tex/;
1.43 sakharuk 265: push @texfile,$new_texfile;
266: }
267: }
1.49 albertel 268:
1.44 sakharuk 269: my $ind=-1;
1.49 albertel 270: my %prog_state;
1.61 albertel 271: print "<a href=\"$backref\"><b>Return</b></a> to last resource.<br /><br />";
1.59 albertel 272: if ($adv) { %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Print Status','Class Print Status',$number_of_files,'inline','80'); }
1.61 albertel 273: print "<br />";
1.43 sakharuk 274: foreach $texfile (@texfile) {
1.49 albertel 275: my $status_statement='';
276: my $link_text='download PDF';
277: $ind++;
278: my @stud_info=split(/_END_/,$names_pack[$ind]);
279: my @tempo_array=split(/:/,$stud_info[0]);
280: my $name;
281: if ($tempo_array[3]) {
282: $name=$tempo_array[3];
283: } else {
284: $name=$tempo_array[0].'@'.$tempo_array[1];
285: }
1.61 albertel 286: $link_text='<b>'.$name.'</b>';
1.49 albertel 287: $status_statement.=$name;
288: if ($#stud_info>0) {
289: @tempo_array=split(/:/,$stud_info[-1]);
1.48 albertel 290: if ($tempo_array[3]) {
291: $name=$tempo_array[3];
292: } else {
293: $name=$tempo_array[0].'@'.$tempo_array[1];
294: }
1.61 albertel 295: $link_text.=' - <b>'.$name.'</b>';
1.49 albertel 296: $status_statement.=' - '.$name;
297: }
298: if ($adv) { &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,'Creating PDF for '.$status_statement); }
1.29 sakharuk 299: if (-e $texfile) {
300: $texfile =~ m/^(.*)\/([^\/]+)$/;
301: my $name_file = $2;
302: my $path_file = $1.'/';
303: chdir $path_file;
1.59 albertel 304: my $dvi_file= $name_file; $dvi_file =~ s/\.tex/\.dvi/;
305: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
306: "for $status_statement now LaTeXing file",
307: \%prog_state,$dvi_file);
1.40 sakharuk 308: if ($tableofcontents eq 'yes') {
1.63 sakharuk 309: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
310: "for $status_statement now LaTeXing file for table of contents",
311: \%prog_state,$dvi_file);
1.40 sakharuk 312: } #to create table of contents
1.33 sakharuk 313: my $idxname=$name_file;
314: $idxname=~s/\.tex$/\.idx/;
1.40 sakharuk 315: if ($tableofindex eq 'yes') {
1.63 sakharuk 316: &busy_wait_command("makeindex $idxname",
317: "making index file",
318: \%prog_state,$idxname);
319: &busy_wait_command("latex $name_file 1>/dev/null 2>/dev/null",
320: "for $status_statement now LaTeXing file for index section",
321: \%prog_state,$dvi_file);
1.33 sakharuk 322: } #to create index
1.29 sakharuk 323: #Do we have a latex error in the log file?
1.67 sakharuk 324: my $logfilename = $texfile; $logfilename =~ s/\.tex$/\.log/;
1.69 matthew 325: my $temporary_file=IO::File->new($logfilename) || die "Couldn't open log file $logfilename for reading: $!\n";
1.29 sakharuk 326: my @content_of_file = <$temporary_file>;
327: close $temporary_file;
1.30 sakharuk 328: my $body_log_file = join(' ',@content_of_file);
329: $logfilename =~ s/\.log$/\.html/;
330: $temporary_file = IO::File->new('>'.$logfilename);
331: print $temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_log_file.'</pre></body></html>'."\n";
1.29 sakharuk 332: if ($body_log_file=~m/!\s+Emergency stop/) {
333: my $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART';
334: my $whereitends = rindex $body_log_file,'STAMPOFPASSEDRESOURCEEND';
1.81 foxr 335: my $badresource;
1.83 ! foxr 336: my $badtext;
1.29 sakharuk 337: if ($whereitbegins!=-1 and $whereitends!=-1) {
1.83 ! foxr 338: $badtext = substr($body_log_file,$whereitbegins+26, $whereitends-$whereitbegins-26);
1.81 foxr 339: $whereitbegins = rindex $badtext,'located in';
340: if ($whereitbegins != -1) {
341:
342: $badresource = substr($badtext, $whereitbegins+27,
343: length($badtext) - $whereitbegins - 48);
344: # print "<BR>failing resourcename: $badresource<BR>";
345: }
1.29 sakharuk 346: }
1.83 ! foxr 347:
1.75 albertel 348: if ($advanced_role) {
1.83 ! foxr 349: #LaTeX failed to parse tex file
! 350: print "<h2>LaTeX could not successfully parse your tex file.</h2>";
! 351: print "It probably has errors in it.<br />";
! 352: print "With very high probability this error occured in ".$badtext."<br /><br />";
! 353: print "Here are the error messages in the LaTeX log file</br><br /><pre>";
! 354: my $sygnal = 0;
! 355: for (my $i=0;$i<=$#content_of_file;$i++) {
! 356: if ($content_of_file[$i]=~m/^Runaway argument?/ or $content_of_file[$i]=~m/^!/) {
! 357: $sygnal = 1;
! 358: }
! 359: if ($content_of_file[$i]=~m/Here is how much of/) {
! 360: $sygnal = 0;
! 361: }
! 362: if ($sygnal) {
! 363: print "$content_of_file[$i]";
! 364: }
! 365: }
! 366: print "</pre>\n";
1.81 foxr 367: # print "<br> Advanced role <br>";
1.35 sakharuk 368: print "<b><big>The link to ";
369: $logfilename=~s/\/home\/httpd//;
370: print "<a href=\"$logfilename\">Your log file </a></big></b>";
371: print "\n";
372: #link tooriginal LaTeX file (included according Michael Hamlin desire)
1.69 matthew 373: my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
1.35 sakharuk 374: my @tex_content_of_file = <$tex_temporary_file>;
375: close $tex_temporary_file;
376: my $body_tex_file = join(' ',@tex_content_of_file);
377: $texfile =~ s/\.tex$/aaaaa\.html/;
378: $tex_temporary_file = IO::File->new('>'.$texfile);
379: print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
380: print "<br /><br />";
381: print "<b><big>The link to ";
382: $texfile=~s/\/home\/httpd//;
383: print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
384: print "\n";
1.77 foxr 385: } else { # Student role...
386: # at this point:
387: # $body_log_file - contains the log file.
388: # $name_file - is the name of the LaTeX file.
389: # $identifier - is the unique LaTeX identifier.l
390:
1.83 ! foxr 391: print "<br>There are errors in $badtext";
! 392: print "<br>These errors prevent this resource from printing correctly";
1.77 foxr 393: my $tex_handle = IO::File->new($name_file);
394: my @tex_contents = <$tex_handle>;
1.81 foxr 395: &send_error_mail($identifier, $badresource, $body_log_file, \@tex_contents);
1.83 ! foxr 396: print "<br>A message has been sent to the instructor describing this failure<br>"
1.36 sakharuk 397: }
1.35 sakharuk 398:
1.29 sakharuk 399: } elsif ($body_log_file=~m/<inserted text>/) {
400: my $whereitbegins = index $body_log_file,'<inserted text>';
1.59 albertel 401: print "You are running LaTeX in <b>batch mode</b>.";
1.30 sakharuk 402: while ($whereitbegins != -1) {
403: my $tempobegin=$whereitbegins;
404: $whereitbegins = rindex $body_log_file,'STAMPOFPASSEDRESOURCESTART',$whereitbegins;
405: my $whereitends = index $body_log_file,'STAMPOFPASSEDRESOURCEEND',$whereitbegins;
1.34 sakharuk 406: print "<br />It has found an error in".substr($body_log_file,$whereitbegins+26,$whereitends-$whereitbegins-26)." <br /> and corrected it.\n";
1.30 sakharuk 407: print "Usually this correction is valid but you probably need to check the indicated resource one more time and implement neccessary corrections by yourself.\n";
408: $whereitbegins = index $body_log_file,'<inserted text>',$tempobegin+10;
409: }
1.29 sakharuk 410: $name_file =~ s/\.tex/\.dvi/;
411: my $new_name_file = $name_file;
412: $new_name_file =~ s/\.dvi/\.ps/;
1.67 sakharuk 413: my $papera=$paper;
1.62 sakharuk 414: if ($papera eq 'letter') {$papera='';}
415: if ($papera ne '') {$papera='-t'.$papera;}
416: my $comma = "dvips $papera -Ppdf -G0 -o $new_name_file";
1.59 albertel 417: &busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null",
418: "for $status_statement now Converting to PS",
419: \%prog_state,$new_name_file);
1.29 sakharuk 420: if (-e $new_name_file) {
421: print "<h1>PDF output file (see link below)</h1>\n";
422: $new_name_file =~ m/^(.*)\./;
1.59 albertel 423: my $ps_file = my $tempo_file = $1.'temporar.ps';
424: my $pdf_file = $1.'.pdf';
1.29 sakharuk 425: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
1.82 albertel 426: my $papera=$paper;
427: if ($papera eq 'letter') {$papera='';}
428: if ($papera ne '') {$papera='-p'.$papera;}
429: $comma = "psnup $papera -2 -s1.0 $new_name_file";
1.59 albertel 430: &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
431: "for $status_statement now Modifying PS layout",
432: \%prog_state,$tempo_file);
1.29 sakharuk 433: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
1.67 sakharuk 434: my $papera=$paper;
435: if ($papera eq 'letter') {$papera='';}
1.62 sakharuk 436: if ($papera ne '') {$papera='-p'.$papera;}
437: $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)"';
1.63 sakharuk 438: &busy_wait_command("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null",
439: "for $status_statement now Modifying PS layout",
440: \%prog_state,$tempo_file);
441:
1.29 sakharuk 442: } else {
1.59 albertel 443: $ps_file=$new_name_file;
1.29 sakharuk 444: }
1.59 albertel 445: &busy_wait_command("ps2pdf $ps_file $pdf_file 1>/dev/null 2>/dev/null",
446: "for $status_statement now Converting PS to PDF",
447: \%prog_state, $pdf_file);
448:
1.29 sakharuk 449: my $texlog = $texfile;
450: my $texaux = $texfile;
451: my $texdvi = $texfile;
452: my $texps = $texfile;
453: $texlog =~ s/\.tex/\.log/;
454: $texaux =~ s/\.tex/\.aux/;
455: $texdvi =~ s/\.tex/\.dvi/;
456: $texps =~ s/\.tex/\.ps/;
1.30 sakharuk 457: my @garb = ($texaux,$texdvi,$texps);
1.29 sakharuk 458: # unlink @garb;
459: unlink $duefile;
1.59 albertel 460: print "<a href=\"/prtspool/$pdf_file\">Your PDF document</a>";
1.75 albertel 461: }
462: if ($advanced_role) {
463: print "<br /><br />";
464: print "<b><big>The link to ";
465: $logfilename=~s/\/home\/httpd//;
466: print "<a href=\"$logfilename\">Your log file </a></big></b>";
467: print "\n";
468: #link tooriginal LaTeX file (included according Michael Hamlin desire)
469: my $tex_temporary_file=IO::File->new($texfile) || die "Couldn't open tex file $texfile for reading: $!\n";
470: my @tex_content_of_file = <$tex_temporary_file>;
471: close $tex_temporary_file;
472: my $body_tex_file = join(' ',@tex_content_of_file);
473: $texfile =~ s/\.tex$/aaaaa\.html/;
474: $tex_temporary_file = IO::File->new('>'.$texfile);
475: print $tex_temporary_file '<html><head><title>LOGFILE</title></head><body><pre>'.$body_tex_file.'</pre></body></html>'."\n";
476: print "<br /><br />";
477: print "<b><big>The link to ";
478: $texfile=~s/\/home\/httpd//;
479: print "<a href=\"$texfile\">Your original LaTeX file </a></big></b>";
480: print "\n";
1.29 sakharuk 481: }
482: } else {
483: #LaTeX successfully parsed tex file
484: $name_file =~ s/\.tex/\.dvi/;
485: my $new_name_file = $name_file;
486: $new_name_file =~ s/\.dvi/\.ps/;
1.67 sakharuk 487: my $papera=$paper;
1.62 sakharuk 488: if ($papera eq 'letter') {$papera='';}
489: if ($papera ne '') {$papera='-t'.$papera;}
490: my $comma = "dvips $papera -Ppdf -G0 -o $new_name_file";
1.59 albertel 491: &busy_wait_command("$comma $name_file 1>/dev/null 2>/dev/null",
492: "for $status_statement now Converting to PS",
493: \%prog_state,$new_name_file);
1.29 sakharuk 494: if (-e $new_name_file) {
1.61 albertel 495: print "<br />";
1.29 sakharuk 496: $new_name_file =~ m/^(.*)\./;
1.59 albertel 497: my $ps_file = my $tempo_file = $1.'temporar.ps';
498: my $pdf_file = $1.'.pdf';
1.82 albertel 499: $papera=~s/t/p/;
1.29 sakharuk 500: if ($laystyle eq 'album' and $numberofcolumns eq '2') {
1.82 albertel 501: $comma = "psnup $papera -2 -s1.0 $new_name_file";
1.59 albertel 502: &busy_wait_command("$comma $tempo_file 1>/dev/null 2>/dev/null",
503: "for $status_statement now Modifying PS layout",
504: \%prog_state,$tempo_file);
1.29 sakharuk 505: } elsif ($laystyle eq 'book' and $numberofcolumns eq '2') {
1.65 sakharuk 506: $comma = 'pstops '.$papera.' "2:0+1(0.48w,0)"';
1.59 albertel 507: &busy_wait_command("$comma $new_name_file $tempo_file 1>/dev/null 2>/dev/null",
508: "for $status_statement now Modifying PS layout",
509: \%prog_state,$tempo_file);
1.29 sakharuk 510: } else {
1.59 albertel 511: $ps_file=$new_name_file;
512: }
1.67 sakharuk 513: my $addtoPSfile={'legal'=>'<< /PageSize [612 1008] >> setpagedevice',
514: 'tabloid'=>'<< /PageSize [792 1224] >> setpagedevice',
515: 'executive'=>,'<< /PageSize [540 720] >> setpagedevice',
516: 'a2'=>'<< /PageSize [1195.02 1690.09] >> setpagedevice',
517: 'a3'=>'<< /PageSize [842 1195.02] >> setpagedevice',
518: 'a4'=>'<< /PageSize [595.2 842] >> setpagedevice',
519: 'a5'=>'<< /PageSize [421.1 595.2] >> setpagedevice',
520: 'a6'=>'<< /PageSize [298.75 421.1] >> setpagedevice',
521: };
522: if ($paper ne 'letter') {
1.69 matthew 523: open(FFH,'<',$ps_file) || die "Couldn't open ps file $ps_file for reading: $!\n";
1.63 sakharuk 524: my $new_ps_file='new'.$ps_file;
1.69 matthew 525: open(FFHS,'>',$new_ps_file) || die "Couldn't open new ps file $new_ps_file for reading: $!\n";
1.67 sakharuk 526: print FFHS $addtoPSfile->{$paper}."\n";
1.63 sakharuk 527: while (<FFH>) {
528: print FFHS $_;
529: }
1.62 sakharuk 530: close(FFH);
1.63 sakharuk 531: close(FFHS);
532: $ps_file=$new_ps_file;
1.62 sakharuk 533: }
1.59 albertel 534: &busy_wait_command("ps2pdf $ps_file $pdf_file 1>/dev/null 2>/dev/null",
535: "for $status_statement now Converting PS to PDF",
536: \%prog_state,$pdf_file);
537:
1.29 sakharuk 538: my $texlog = $texfile;
539: my $texaux = $texfile;
540: my $texdvi = $texfile;
541: my $texps = $texfile;
542: $texlog =~ s/\.tex/\.log/;
543: $texaux =~ s/\.tex/\.aux/;
544: $texdvi =~ s/\.tex/\.dvi/;
545: $texps =~ s/\.tex/\.ps/;
546: my @garb = ($texlog,$texaux,$texdvi,$texps);
1.22 sakharuk 547: # unlink @garb;
1.29 sakharuk 548: unlink $duefile;
1.68 sakharuk 549: print "<a href=\"/prtspool/$pdf_file\">$link_text - click here to download pdf</a>";
1.29 sakharuk 550: print "\n";
551: }
1.63 sakharuk 552: }
1.29 sakharuk 553: } else {
554: print "LaTeX file $texfile was not created successfully";
1.14 sakharuk 555: }
1.43 sakharuk 556: }
1.45 sakharuk 557: print "<br />";
1.44 sakharuk 558: if ($number_of_files>1) {
1.45 sakharuk 559: my $zipfile=$texfile[0];
560: $zipfile=~s/\.tex/\.zip/;
561: my $statement="zip $zipfile";
1.44 sakharuk 562: foreach my $file (@texfile) {
1.45 sakharuk 563: $file=~s/\.tex/.\pdf/;
564: $statement.=' '.$file;
1.44 sakharuk 565: }
1.49 albertel 566: print("<pre>Zip Output:\n");
567: system($statement);
568: print("</pre>");
1.45 sakharuk 569: $zipfile=~s/\/home\/httpd//;
1.49 albertel 570: print "<br /> A <a href=\"$zipfile\">ZIP file</a> of all the PDFs.";
1.44 sakharuk 571: }
1.49 albertel 572: if ($adv) { &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); }
1.1 sakharuk 573:
1.59 albertel 574: my $done;
575: sub REAPER {
576: $done=1;
577: }
578:
579: sub busy_wait_command {
580: my ($command,$message,$progress_win,$output_file)=@_;
581:
582: $SIG{CHLD} = \&REAPER;
583: $done=0;
584: my $pid=open(CMD,"$command |");
1.60 albertel 585: if ($adv) {
586: &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,$message);
587: }
1.59 albertel 588: while(!$done) {
589: sleep 1;
590: my $extra_msg;
591: if ($output_file) {
592: my $size=(stat($output_file))[7];
593: $extra_msg=", $size bytes generated";
594: }
1.60 albertel 595: if ($adv) {
596: &Apache::lonhtmlcommon::Update_PrgWin('',$progress_win,
597: $message.$extra_msg);
598: }
1.59 albertel 599: }
600: $SIG{CHLD}='IGNORE';
601: close(CMD);
602: }
1.1 sakharuk 603:
604:
605:
1.4 sakharuk 606:
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