Annotation of loncom/xml/londefdef.pm, revision 1.83
1.1 sakharuk 1: # The LearningOnline Network with CAPA
2: # Tags Default Definition Module
3: #
1.83 ! sakharuk 4: # $Id: londefdef.pm,v 1.82 2002/08/01 19:47:29 sakharuk Exp $
1.41 sakharuk 5: #
1.34 www 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: #
27: # http://www.lon-capa.org/
28: #
29: # Copyright for TtHfunc and TtMfunc by Ian Hutchinson.
30: # TtHfunc and TtMfunc (the "Code") may be compiled and linked into
31: # binary executable programs or libraries distributed by the
32: # Michigan State University (the "Licensee"), but any binaries so
33: # distributed are hereby licensed only for use in the context
34: # of a program or computational system for which the Licensee is the
35: # primary author or distributor, and which performs substantial
36: # additional tasks beyond the translation of (La)TeX into HTML.
37: # The C source of the Code may not be distributed by the Licensee
38: # to any other parties under any circumstances.
39: #
40: #
1.1 sakharuk 41: # last modified 06/26/00 by Alexander Sakharuk
1.28 www 42: # 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer
1.41 sakharuk 43: # 01/18 Alex Sakharuk
1.1 sakharuk 44:
1.2 albertel 45: package Apache::londefdef;
1.1 sakharuk 46:
1.54 sakharuk 47: use Apache::lonnet;
1.1 sakharuk 48: use strict;
1.3 sakharuk 49: use Apache::lonxml;
1.57 sakharuk 50: use Apache::File();
1.70 sakharuk 51: use Image::Magick;
1.54 sakharuk 52:
1.38 harris41 53: BEGIN {
1.15 sakharuk 54:
1.65 sakharuk 55: &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','dt','h1','h2','h3','h4','h5','h6','cite','i','address','dd','dl','dir','ol','ul','menu','dfn','kbd','tt','code','em','q','p','br','big','small','basefont','font','s','sub','strike','sup','hr','a','li','u','output','param','applet','img','embed','allow','frameset','pre','insert','externallink','table','tr','th','td','blankspace','bubble','bubbles','bubbleline'));
1.15 sakharuk 56:
1.3 sakharuk 57: }
1.1 sakharuk 58:
1.35 sakharuk 59: #======================= TAG SUBROUTINES =====================
1.8 sakharuk 60: #-- <output>
1.21 albertel 61: sub start_output {
62: my ($target) = @_;
1.22 albertel 63: if ($target eq 'meta') { $Apache::lonxml::metamode--; }
1.21 albertel 64: return '';
65: }
66: sub end_output {
67: my ($target) = @_;
1.22 albertel 68: if ($target eq 'meta') { $Apache::lonxml::metamode++; }
1.21 albertel 69: return '';
70: }
1.4 sakharuk 71: #-- <m> tag
1.33 albertel 72: sub start_m {
73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
74: my $currentstring = '';
75: if ($target eq 'web') {
1.61 albertel 76: $Apache::lonxml::prevent_entity_encode++;
1.73 albertel 77: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
1.33 albertel 78: $inside ='\\documentstyle{article}'.$inside;
1.37 albertel 79: &Apache::lonxml::debug("M is starting with:$inside:");
1.33 albertel 80: my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
81: if ($eval eq 'on') {
82: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
83: #&Apache::lonxml::debug("M is evaulated to:$inside:");
84: }
85: $currentstring = &Apache::lontexconvert::converted(\$inside);
1.37 albertel 86: if ($Apache::lontexconvert::errorstring) {
87: &Apache::lonxml::warning("tth error: ".
88: $Apache::lontexconvert::errorstring);
89: $Apache::lontexconvert::errorstring='';
90: }
1.33 albertel 91: #&Apache::lonxml::debug("M is ends with:$currentstring:");
92: } elsif ($target eq 'tex') {
1.73 albertel 93: $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
1.83 ! sakharuk 94: if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
1.73 albertel 95: } else {
96: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
1.33 albertel 97: }
98: return $currentstring;
99: }
100: sub end_m {
101: my ($target,$token) = @_;
102: my $currentstring = '';
103: if ($target eq 'web') {
1.61 albertel 104: $Apache::lonxml::prevent_entity_encode--;
1.33 albertel 105: } elsif ($target eq 'tex') {
106: $currentstring = "";
107: } elsif ($target eq 'meta') {
108: }
109: return $currentstring;
110: }
1.35 sakharuk 111: #-- <html> tag
1.1 sakharuk 112: sub start_html {
113: my ($target,$token) = @_;
1.41 sakharuk 114: my $currentstring = '';
1.39 albertel 115: if ($ENV{'browser.mathml'}) {
116: &tth::ttminit();
117: } else {
118: &tth::tthinit();
119: }
1.1 sakharuk 120: if ($target eq 'web') {
1.29 www 121: $currentstring = &Apache::lonxml::xmlbegin().
122: &Apache::lonxml::fontsettings();
1.35 sakharuk 123: } elsif ($target eq 'tex') {
1.53 sakharuk 124: @Apache::londefdef::table = ();
1.35 sakharuk 125: $currentstring .= '\documentclass[letterpaper]{article}
1.77 sakharuk 126: \newcommand{\keephidden}[1]{}
127: \renewcommand{\deg}{$^{\circ}$}
1.44 sakharuk 128: \usepackage[dvips]{graphicx}
1.65 sakharuk 129: \usepackage{epsfig}\usepackage{calc}';
1.35 sakharuk 130: }
1.1 sakharuk 131: return $currentstring;
132: }
133: sub end_html {
134: my ($target,$token) = @_;
135: my $currentstring = '';
136: if ($target eq 'web') {
1.28 www 137: $currentstring = &Apache::lonxml::xmlend();
1.35 sakharuk 138: }
1.1 sakharuk 139: return $currentstring;
140: }
1.35 sakharuk 141: #-- <head> tag
1.1 sakharuk 142: sub start_head {
143: my ($target,$token) = @_;
144: my $currentstring = '';
145: if ($target eq 'web') {
146: $currentstring = $token->[4];
147: }
148: return $currentstring;
149: }
150: sub end_head {
151: my ($target,$token) = @_;
152: my $currentstring = '';
153: if ($target eq 'web') {
1.47 matthew 154: $currentstring = &Apache::lonxml::registerurl(undef,$target).
1.29 www 155: $token->[2];
1.1 sakharuk 156: }
157: return $currentstring;
158: }
1.35 sakharuk 159: #-- <map> tag
1.1 sakharuk 160: sub start_map {
161: my ($target,$token) = @_;
162: my $currentstring = '';
163: if ($target eq 'web') {
164: $currentstring = $token->[4];
165: }
166: return $currentstring;
167: }
168: sub end_map {
169: my ($target,$token) = @_;
170: my $currentstring = '';
171: if ($target eq 'web') {
172: $currentstring = $token->[2];
173: }
174: return $currentstring;
175: }
1.35 sakharuk 176: #-- <select> tag
1.1 sakharuk 177: sub start_select {
178: my ($target,$token) = @_;
179: my $currentstring = '';
180: if ($target eq 'web') {
181: $currentstring = $token->[4];
182: }
183: return $currentstring;
184: }
185: sub end_select {
186: my ($target,$token) = @_;
187: my $currentstring = '';
188: if ($target eq 'web') {
189: $currentstring = $token->[2];
190: }
191: return $currentstring;
192: }
1.35 sakharuk 193: #-- <option> tag
1.1 sakharuk 194: sub start_option {
195: my ($target,$token) = @_;
196: my $currentstring = '';
197: if ($target eq 'web') {
198: $currentstring = $token->[4];
199: }
200: return $currentstring;
201: }
202: sub end_option {
203: my ($target,$token) = @_;
204: my $currentstring = '';
205: if ($target eq 'web') {
206: $currentstring = $token->[2];
207: }
208: return $currentstring;
209: }
1.35 sakharuk 210: #-- <input> tag
1.1 sakharuk 211: sub start_input {
212: my ($target,$token) = @_;
213: my $currentstring = '';
214: if ($target eq 'web') {
215: $currentstring = $token->[4];
216: }
217: return $currentstring;
218: }
219: sub end_input {
220: my ($target,$token) = @_;
221: my $currentstring = '';
222: if ($target eq 'web') {
223: $currentstring = $token->[2];
224: }
225: return $currentstring;
226: }
1.35 sakharuk 227: #-- <textarea> tag
1.1 sakharuk 228: sub start_textarea {
229: my ($target,$token) = @_;
230: my $currentstring = '';
231: if ($target eq 'web') {
232: $currentstring = $token->[4];
233: }
234: return $currentstring;
235: }
236: sub end_textarea {
237: my ($target,$token) = @_;
238: my $currentstring = '';
239: if ($target eq 'web') {
240: $currentstring = $token->[2];
241: }
242: return $currentstring;
243: }
1.35 sakharuk 244: #-- <form> tag
1.1 sakharuk 245: sub start_form {
246: my ($target,$token) = @_;
247: my $currentstring = '';
248: if ($target eq 'web') {
249: $currentstring = $token->[4];
250: }
251: return $currentstring;
252: }
253: sub end_form {
254: my ($target,$token) = @_;
255: my $currentstring = '';
256: if ($target eq 'web') {
257: $currentstring = $token->[2];
258: }
259: return $currentstring;
260: }
1.35 sakharuk 261: #-- <title> tag
1.1 sakharuk 262: sub start_title {
263: my ($target,$token) = @_;
264: my $currentstring = '';
265: if ($target eq 'web') {
266: $currentstring = $token->[4];
1.35 sakharuk 267: } elsif ($target eq 'tex') {
268: $currentstring .= '\keephidden{'
1.1 sakharuk 269: }
1.13 www 270: if ($target eq 'meta') {
271: $currentstring='<title>';
272: &start_output();
273: }
1.1 sakharuk 274: return $currentstring;
275: }
276: sub end_title {
277: my ($target,$token) = @_;
278: my $currentstring = '';
279: if ($target eq 'web') {
280: $currentstring = $token->[2];
1.35 sakharuk 281: } elsif ($target eq 'tex') {
282: $currentstring .= '}';
283: }
1.13 www 284: if ($target eq 'meta') {
285: &end_output();
286: $currentstring='</title>';
1.1 sakharuk 287: }
288: return $currentstring;
289: }
1.35 sakharuk 290: #-- <meta> tag
1.1 sakharuk 291: sub start_meta {
1.30 albertel 292: my ($target,$token,$tagstack,$parstack,$parser) = @_;
1.1 sakharuk 293: my $currentstring = '';
294: if ($target eq 'web') {
1.25 albertel 295: my $args='';
296: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
297: if ($args eq '') {
298: &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
299: } else {
300: $currentstring = $token->[4];
301: }
1.12 www 302: }
303: if ($target eq 'meta') {
304: unless ($token->[2]->{'http-equiv'}) {
305: my $name=$token->[2]->{'name'};
306: $name=~tr/A-Z/a-z/;
307: $name=~s/\s/\_/g;
308: if ($name) {
309: $currentstring='<'.$name.'>'.
310: $token->[2]->{'content'}.
311: '</'.$name.'>';
312: }
313: }
1.1 sakharuk 314: }
315: return $currentstring;
316: }
1.26 albertel 317: sub end_meta {
1.30 albertel 318: my ($target,$token,$tagstack,$parstack,$parser) = @_;
1.26 albertel 319: my $currentstring = '';
320: if ($target eq 'web') {
321: my $args='';
322: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
323: if ($args ne '') {
324: $currentstring = $token->[4];
325: }
326: }
327: return $currentstring;
328: }
1.35 sakharuk 329: #-- <body> tag
1.1 sakharuk 330: sub start_body {
1.41 sakharuk 331: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
332: # my ($target,$token) = @_;
1.1 sakharuk 333: my $currentstring = '';
334: if ($target eq 'web') {
1.31 albertel 335: if (!$Apache::lonxml::registered) {
1.47 matthew 336: $currentstring.='<head>'.
337: &Apache::lonxml::registerurl(undef,$target).'</head>';
1.31 albertel 338: }
1.32 albertel 339: my $onLoad='';
340: foreach my $key (keys(%{$token->[2]})) {
341: if ($key =~ /^onload$/i) {
342: $onLoad.=$token->[2]->{$key}.';';
343: delete($token->[2]->{$key});
344: }
345: }
1.56 albertel 346: $token->[2]->{'onLoad'}=&Apache::lonxml::loadevents().
347: ';'.$onLoad;
1.32 albertel 348: my $onUnload='';
349: foreach my $key (keys(%{$token->[2]})) {
350: if ($key =~ /^onunload$/i) {
351: $onUnload.=$token->[2]->{$key}.';';
352: delete($token->[2]->{$key});
353: }
354: }
1.56 albertel 355: $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents().
356: ';'.$onUnload;
1.31 albertel 357:
358: $currentstring .= '<'.$token->[1];
1.37 albertel 359: foreach (keys %{$token->[2]}) {
360: $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"';
361: }
1.31 albertel 362: $currentstring.='>';
1.40 albertel 363: if ($ENV{'request.state'} ne 'published') {
364: $currentstring.=(<<EDITBUTTON);
365: <form method="post">
1.49 albertel 366: <input type="submit" name="editmode" value="Edit" />
1.40 albertel 367: </form>
368: EDITBUTTON
369: }
1.28 www 370: } elsif ($target eq 'tex') {
1.35 sakharuk 371: $currentstring = '\begin{document}';
1.1 sakharuk 372: }
373: return $currentstring;
374: }
375: sub end_body {
376: my ($target,$token) = @_;
377: my $currentstring = '';
378: if ($target eq 'web') {
379: $currentstring = $token->[2];
380: } elsif ($target eq 'tex') {
1.35 sakharuk 381: $currentstring = '\end{document}';
1.1 sakharuk 382: }
383: return $currentstring;
384: }
1.35 sakharuk 385: #-- <center> tag
1.1 sakharuk 386: sub start_center {
387: my ($target,$token) = @_;
388: my $currentstring = '';
389: if ($target eq 'web') {
390: $currentstring = $token->[4];
391: } elsif ($target eq 'tex') {
1.35 sakharuk 392: $currentstring = '\begin{center}';
1.18 sakharuk 393: } elsif ($target eq 'latexsource') {
1.35 sakharuk 394: $currentstring = '\begin{center}';
1.1 sakharuk 395: }
396: return $currentstring;
397: }
398: sub end_center {
399: my ($target,$token) = @_;
400: my $currentstring = '';
401: if ($target eq 'web') {
402: $currentstring = $token->[2];
403: } elsif ($target eq 'tex') {
1.35 sakharuk 404: $currentstring = '\end{center}';
1.18 sakharuk 405: } elsif ($target eq 'latexsource') {
1.35 sakharuk 406: $currentstring = '\end{center}';
1.1 sakharuk 407: }
408: return $currentstring;
409: }
1.35 sakharuk 410: #-- <b> tag
1.1 sakharuk 411: sub start_b {
412: my ($target,$token) = @_;
413: my $currentstring = '';
414: if ($target eq 'web') {
415: $currentstring = $token->[4];
416: } elsif ($target eq 'tex') {
1.35 sakharuk 417: $currentstring = '\textbf{';
1.18 sakharuk 418: } elsif ($target eq 'latexsource') {
1.35 sakharuk 419: $currentstring = '\textbf{';
1.1 sakharuk 420: }
421: return $currentstring;
422: }
423: sub end_b {
424: my ($target,$token) = @_;
425: my $currentstring = '';
426: if ($target eq 'web') {
427: $currentstring = $token->[2];
428: } elsif ($target eq 'tex') {
1.35 sakharuk 429: $currentstring = '}';
430:
1.18 sakharuk 431: } elsif ($target eq 'latexsource') {
1.35 sakharuk 432: $currentstring = '}';
1.1 sakharuk 433: }
434: return $currentstring;
435: }
1.35 sakharuk 436: #-- <strong> tag
1.1 sakharuk 437: sub start_strong {
438: my ($target,$token) = @_;
439: my $currentstring = '';
440: if ($target eq 'web') {
441: $currentstring = $token->[4];
442: } elsif ($target eq 'tex') {
1.35 sakharuk 443: $currentstring = '\textbf{';
1.18 sakharuk 444: } elsif ($target eq 'latexsource') {
1.35 sakharuk 445: $currentstring = '\textbf{';
1.1 sakharuk 446: }
447: return $currentstring;
448: }
449: sub end_strong {
450: my ($target,$token) = @_;
451: my $currentstring = '';
452: if ($target eq 'web') {
453:
454: $currentstring = $token->[2];
455: } elsif ($target eq 'tex') {
1.35 sakharuk 456: $currentstring = '}';
1.18 sakharuk 457: } elsif ($target eq 'latexsource') {
1.35 sakharuk 458: $currentstring = '}';
1.1 sakharuk 459: }
460: return $currentstring;
461: }
1.35 sakharuk 462: #-- <h1> tag
1.1 sakharuk 463: sub start_h1 {
464: my ($target,$token) = @_;
465: my $currentstring = '';
466: if ($target eq 'web') {
467: $currentstring .= $token->[4];
468: } elsif ($target eq 'tex') {
1.35 sakharuk 469: $currentstring .= '\large{\textbf{';
1.13 www 470: } elsif ($target eq 'meta') {
471: $currentstring='<subject>';
472: &start_output();
473: }
1.1 sakharuk 474: return $currentstring;
475: }
476: sub end_h1 {
477: my ($target,$token) = @_;
478: my $currentstring = '';
479: if ($target eq 'web') {
480: $currentstring .= $token->[2];
481: } elsif ($target eq 'tex') {
1.35 sakharuk 482: $currentstring .= '}}';
1.13 www 483: } elsif ($target eq 'meta') {
484: &end_output();
485: $currentstring='</subject>';
486: }
1.1 sakharuk 487: return $currentstring;
488: }
1.35 sakharuk 489: #-- <h2> tag
1.1 sakharuk 490: sub start_h2 {
491: my ($target,$token) = @_;
492: my $currentstring = '';
493: if ($target eq 'web') {
494: $currentstring .= $token->[4];
495: } elsif ($target eq 'tex') {
1.35 sakharuk 496: $currentstring .= '\large{\textbf{';
1.1 sakharuk 497: }
498: return $currentstring;
499: }
500: sub end_h2 {
501: my ($target,$token) = @_;
502: my $currentstring = '';
503: if ($target eq 'web') {
504: $currentstring .= $token->[2];
505: } elsif ($target eq 'tex') {
1.35 sakharuk 506: $currentstring .= '}}';
1.1 sakharuk 507: }
508: return $currentstring;
509: }
1.35 sakharuk 510: #-- <h3> tag
1.1 sakharuk 511: sub start_h3 {
512: my ($target,$token) = @_;
513: my $currentstring = '';
514: if ($target eq 'web') {
515: $currentstring .= $token->[4];
516: } elsif ($target eq 'tex') {
1.35 sakharuk 517: $currentstring .= '\large{\textbf{';
1.1 sakharuk 518: }
519: return $currentstring;
520: }
521: sub end_h3 {
522: my ($target,$token) = @_;
523: my $currentstring = '';
524: if ($target eq 'web') {
525: $currentstring .= $token->[2];
526: } elsif ($target eq 'tex') {
1.35 sakharuk 527: $currentstring .= '}}';
1.1 sakharuk 528: }
529: return $currentstring;
530: }
1.35 sakharuk 531: #-- <h4> tag
1.1 sakharuk 532: sub start_h4 {
533: my ($target,$token) = @_;
534: my $currentstring = '';
535: if ($target eq 'web') {
536: $currentstring .= $token->[4];
537: } elsif ($target eq 'tex') {
1.41 sakharuk 538: $currentstring .= '\large{\textbf{';
1.1 sakharuk 539: }
540: return $currentstring;
541: }
542: sub end_h4 {
543: my ($target,$token) = @_;
544: my $currentstring = '';
545: if ($target eq 'web') {
546: $currentstring .= $token->[2];
547: } elsif ($target eq 'tex') {
1.35 sakharuk 548: $currentstring .= '}}';
1.1 sakharuk 549: }
550: return $currentstring;
551: }
1.35 sakharuk 552: #-- <h5> tag
1.1 sakharuk 553: sub start_h5 {
554: my ($target,$token) = @_;
555: my $currentstring = '';
556: if ($target eq 'web') {
557: $currentstring .= $token->[4];
558: } elsif ($target eq 'tex') {
1.35 sakharuk 559: $currentstring .= '\large{\textbf{';
1.1 sakharuk 560: }
561: return $currentstring;
562: }
563: sub end_h5 {
564: my ($target,$token) = @_;
565: my $currentstring = '';
566: if ($target eq 'web') {
567: $currentstring .= $token->[2];
568: } elsif ($target eq 'tex') {
1.35 sakharuk 569: $currentstring .= '}}';
1.1 sakharuk 570: }
571: return $currentstring;
572: }
1.35 sakharuk 573: #-- <h6> tag
1.1 sakharuk 574: sub start_h6 {
575: my ($target,$token) = @_;
576: my $currentstring = '';
577: if ($target eq 'web') {
578: $currentstring .= $token->[4];
579: } elsif ($target eq 'tex') {
1.35 sakharuk 580: $currentstring .= '\large{\textbf{';
1.1 sakharuk 581: }
582: return $currentstring;
583: }
584: sub end_h6 {
585: my ($target,$token) = @_;
586: my $currentstring = '';
587: if ($target eq 'web') {
588: $currentstring .= $token->[2];
589: } elsif ($target eq 'tex') {
1.35 sakharuk 590: $currentstring .= '}}';
1.1 sakharuk 591: }
592: return $currentstring;
593: }
1.35 sakharuk 594: #--- <cite> tag
1.1 sakharuk 595: sub start_cite {
596: my ($target,$token) = @_;
597: my $currentstring = '';
598: if ($target eq 'web') {
599: $currentstring .= $token->[4];
600: } elsif ($target eq 'tex') {
1.18 sakharuk 601: $currentstring .= "\\textit{";
602: } elsif ($target eq 'latexsource') {
603: $currentstring .= "\\textit{";
1.1 sakharuk 604: }
605: return $currentstring;
606: }
607: sub end_cite {
608: my ($target,$token) = @_;
609: my $currentstring = '';
610: if ($target eq 'web') {
611: $currentstring .= $token->[2];
612: } elsif ($target eq 'tex') {
613: $currentstring .= "}";
1.18 sakharuk 614: } elsif ($target eq 'latexsource') {
615: $currentstring .= "}";
1.1 sakharuk 616: }
617: return $currentstring;
618: }
1.35 sakharuk 619: #-- <i> tag
1.1 sakharuk 620: sub start_i {
621: my ($target,$token) = @_;
622: my $currentstring = '';
623: if ($target eq 'web') {
624: $currentstring .= $token->[4];
625: } elsif ($target eq 'tex') {
1.35 sakharuk 626: $currentstring .= '\textit{';
1.18 sakharuk 627: } elsif ($target eq 'latexsource') {
1.35 sakharuk 628: $currentstring .= '\textit{';
1.1 sakharuk 629: }
630: return $currentstring;
631: }
632: sub end_i {
633: my ($target,$token) = @_;
634: my $currentstring = '';
635: if ($target eq 'web') {
636: $currentstring .= $token->[2];
637: } elsif ($target eq 'tex') {
1.35 sakharuk 638: $currentstring .= '}';
1.18 sakharuk 639: } elsif ($target eq 'latexsource') {
1.35 sakharuk 640: $currentstring .= '}';
1.1 sakharuk 641: }
642: return $currentstring;
643: }
1.35 sakharuk 644: #-- <address> tag
1.1 sakharuk 645: sub start_address {
646: my ($target,$token) = @_;
647: my $currentstring = '';
648: if ($target eq 'web') {
649: $currentstring .= $token->[4];
650: } elsif ($target eq 'tex') {
1.18 sakharuk 651: $currentstring .= "\\textit{";
652: } elsif ($target eq 'latexsource') {
653: $currentstring .= "\\textit{";
1.1 sakharuk 654: }
655: return $currentstring;
656: }
657: sub end_address {
658: my ($target,$token) = @_;
659: my $currentstring = '';
660: if ($target eq 'web') {
661: $currentstring .= $token->[2];
662: } elsif ($target eq 'tex') {
663: $currentstring .= "}";
1.18 sakharuk 664: } elsif ($target eq 'latexsource') {
665: $currentstring .= "}";
1.1 sakharuk 666: }
667: return $currentstring;
668: }
1.35 sakharuk 669: #-- <dfn> tag
1.1 sakharuk 670: sub start_dfn {
671: my ($target,$token) = @_;
672: my $currentstring = '';
673: if ($target eq 'web') {
674: $currentstring .= $token->[4];
675: } elsif ($target eq 'tex') {
1.18 sakharuk 676: $currentstring .= "\\textit{";
677: } elsif ($target eq 'latexsource') {
678: $currentstring .= "\\textit{";
1.1 sakharuk 679: }
680: return $currentstring;
681: }
682: sub end_dfn {
683: my ($target,$token) = @_;
684: my $currentstring = '';
685: if ($target eq 'web') {
686: $currentstring .= $token->[2];
687: } elsif ($target eq 'tex') {
688: $currentstring .= "}";
1.18 sakharuk 689: } elsif ($target eq 'latexsource') {
690: $currentstring .= "}";
1.1 sakharuk 691: }
692: return $currentstring;
693: }
1.35 sakharuk 694: #-- <tt> tag
1.1 sakharuk 695: sub start_tt {
696: my ($target,$token) = @_;
697: my $currentstring = '';
698: if ($target eq 'web') {
699: $currentstring .= $token->[4];
700: } elsif ($target eq 'tex') {
1.35 sakharuk 701: $currentstring .= '\texttt{';
1.18 sakharuk 702: } elsif ($target eq 'latexsource') {
1.35 sakharuk 703: $currentstring .= '\texttt{';
1.1 sakharuk 704: }
705: return $currentstring;
706: }
707: sub end_tt {
708: my ($target,$token) = @_;
709: my $currentstring = '';
710: if ($target eq 'web') {
711: $currentstring .= $token->[2];
712: } elsif ($target eq 'tex') {
1.35 sakharuk 713: $currentstring .= '}';
1.18 sakharuk 714: } elsif ($target eq 'latexsource') {
1.35 sakharuk 715: $currentstring .= '}';
1.18 sakharuk 716: }
1.1 sakharuk 717: return $currentstring;
718: }
1.35 sakharuk 719: #-- <kbd> tag
1.1 sakharuk 720: sub start_kbd {
721: my ($target,$token) = @_;
722: my $currentstring = '';
723: if ($target eq 'web') {
724: $currentstring .= $token->[4];
725: } elsif ($target eq 'tex') {
1.18 sakharuk 726: $currentstring .= "\\texttt";
727: } elsif ($target eq 'latexsource') {
728: $currentstring .= "\\texttt{";
1.1 sakharuk 729: }
730: return $currentstring;
731: }
732: sub end_kbd {
733: my ($target,$token) = @_;
734: my $currentstring = '';
735: if ($target eq 'web') {
736: $currentstring .= $token->[2];
737: } elsif ($target eq 'tex') {
738: $currentstring .= "}";
1.18 sakharuk 739: } elsif ($target eq 'latexsource') {
740: $currentstring .= "}";
1.1 sakharuk 741: }
742: return $currentstring;
743: }
1.35 sakharuk 744: #-- <code> tag
1.1 sakharuk 745: sub start_code {
746: my ($target,$token) = @_;
747: my $currentstring = '';
748: if ($target eq 'web') {
749: $currentstring .= $token->[4];
750: } elsif ($target eq 'tex') {
1.35 sakharuk 751: $currentstring .= '\texttt{';
1.1 sakharuk 752: }
753: return $currentstring;
754: }
755: sub end_code {
756: my ($target,$token) = @_;
757: my $currentstring = '';
758: if ($target eq 'web') {
759: $currentstring .= $token->[2];
760: } elsif ($target eq 'tex') {
1.35 sakharuk 761: $currentstring .= '}';
1.1 sakharuk 762: }
763: return $currentstring;
764: }
1.35 sakharuk 765: #-- <em> tag
1.1 sakharuk 766: sub start_em {
767: my ($target,$token) = @_;
768: my $currentstring = '';
769: if ($target eq 'web') {
770: $currentstring .= $token->[4];
771: } elsif ($target eq 'tex') {
1.35 sakharuk 772: $currentstring .= '\emph{';
1.18 sakharuk 773: } elsif ($target eq 'latexsource') {
1.35 sakharuk 774: $currentstring .= '\emph{';
1.1 sakharuk 775: }
776: return $currentstring;
777: }
778: sub end_em {
779: my ($target,$token) = @_;
780: my $currentstring = '';
781: if ($target eq 'web') {
782: $currentstring .= $token->[2];
783: } elsif ($target eq 'tex') {
1.35 sakharuk 784: $currentstring .= '}';
1.18 sakharuk 785: } elsif ($target eq 'latexsource') {
1.35 sakharuk 786: $currentstring .= '}';
1.18 sakharuk 787: }
1.1 sakharuk 788: return $currentstring;
789: }
1.35 sakharuk 790: #-- <q> tag
1.1 sakharuk 791: sub start_q {
792: my ($target,$token) = @_;
793: my $currentstring = '';
794: if ($target eq 'web') {
795: $currentstring .= $token->[4];
796: } elsif ($target eq 'tex') {
1.18 sakharuk 797: $currentstring .= "\\emph{";
798: } elsif ($target eq 'latexsource') {
799: $currentstring .= "\\emph{";
800: }
1.1 sakharuk 801: return $currentstring;
802: }
803: sub end_q {
804: my ($target,$token) = @_;
805: my $currentstring = '';
806: if ($target eq 'web') {
807: $currentstring .= $token->[2];
808: } elsif ($target eq 'tex') {
809: $currentstring .= "}";
1.18 sakharuk 810: } elsif ($target eq 'latexsource') {
811: $currentstring .= "}";
812: }
1.1 sakharuk 813: return $currentstring;
814: }
1.35 sakharuk 815: #-- <p> tag
1.1 sakharuk 816: sub start_p {
817: my ($target,$token) = @_;
818: my $currentstring = '';
819: if ($target eq 'web') {
820: $currentstring .= $token->[4];
821: } elsif ($target eq 'tex') {
1.35 sakharuk 822: $currentstring .= '{\par ';
1.18 sakharuk 823: } elsif ($target eq 'latexsource') {
1.35 sakharuk 824: $currentstring .= '{\par ';
1.1 sakharuk 825: }
826: return $currentstring;
827: }
828: sub end_p {
829: my ($target,$token) = @_;
830: my $currentstring = '';
831: if ($target eq 'web') {
832: $currentstring .= $token->[2];
833: } elsif ($target eq 'tex') {
1.35 sakharuk 834: $currentstring .= '}';
1.18 sakharuk 835: } elsif ($target eq 'latexsource') {
1.35 sakharuk 836: $currentstring .= '}';
1.1 sakharuk 837: }
838: return $currentstring;
839: }
1.35 sakharuk 840: #-- <br> tag
1.1 sakharuk 841: sub start_br {
1.75 sakharuk 842: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.1 sakharuk 843: my $currentstring = '';
844: if ($target eq 'web') {
845: $currentstring .= $token->[4];
846: } elsif ($target eq 'tex') {
1.76 sakharuk 847: if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') {
1.75 sakharuk 848: $currentstring .= '\vskip 0 mm';
849: }
1.18 sakharuk 850: } elsif ($target eq 'latexsource') {
1.35 sakharuk 851: $currentstring .= '\\';
1.1 sakharuk 852: }
853: return $currentstring;
854: }
855: sub end_br {
856: my ($target,$token) = @_;
857: my $currentstring = '';
858: if ($target eq 'web') {
859: $currentstring .= $token->[2];
860: }
861: return $currentstring;
862: }
1.35 sakharuk 863: #-- <big> tag
1.1 sakharuk 864: sub start_big {
865: my ($target,$token) = @_;
866: my $currentstring = '';
867: if ($target eq 'web') {
868: $currentstring .= $token->[4];
869: } elsif ($target eq 'tex') {
1.36 albertel 870: $currentstring .= '\large{';
1.18 sakharuk 871: } elsif ($target eq 'latexsource') {
1.41 sakharuk 872: $currentstring .= '{\Large ';
1.18 sakharuk 873: }
1.1 sakharuk 874: return $currentstring;
875: }
876: sub end_big {
877: my ($target,$token) = @_;
878: my $currentstring = '';
879: if ($target eq 'web') {
880: $currentstring .= $token->[2];
881: } elsif ($target eq 'tex') {
1.35 sakharuk 882: $currentstring .= '}';
1.18 sakharuk 883: } elsif ($target eq 'latexsource') {
1.35 sakharuk 884: $currentstring .= '}';
1.1 sakharuk 885: }
886: return $currentstring;
887: }
1.35 sakharuk 888: #-- <small> tag
1.1 sakharuk 889: sub start_small {
890: my ($target,$token) = @_;
891: my $currentstring = '';
892: if ($target eq 'web') {
893: $currentstring .= $token->[4];
894: } elsif ($target eq 'tex') {
1.41 sakharuk 895: $currentstring .= '{\footnotesize ';
1.18 sakharuk 896: } elsif ($target eq 'latexsource') {
1.41 sakharuk 897: $currentstring .= '{\footnotesize ';
1.1 sakharuk 898: }
899: return $currentstring;
900: }
901: sub end_small {
902: my ($target,$token) = @_;
903: my $currentstring = '';
904: if ($target eq 'web') {
905: $currentstring .= $token->[2];
906: } elsif ($target eq 'tex') {
1.35 sakharuk 907: $currentstring .= '}';
1.18 sakharuk 908: } elsif ($target eq 'latexsource') {
1.35 sakharuk 909: $currentstring .= '}';
1.1 sakharuk 910: }
911: return $currentstring;
912: }
1.35 sakharuk 913: #-- <basefont> tag
1.1 sakharuk 914: sub start_basefont {
1.14 albertel 915: my ($target,$token) = @_;
916: my $currentstring = '';
917: if ($target eq 'web') {
918: $currentstring = $token->[4];
919: }
920: return $currentstring;
921: }
922: sub end_basefont {
923: my ($target,$token) = @_;
924: my $currentstring = '';
925: if ($target eq 'web') {
926: $currentstring = $token->[4];
927: }
928: return $currentstring;
929: }
1.35 sakharuk 930: #-- <font> tag
1.1 sakharuk 931: sub start_font {
1.61 albertel 932: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.1 sakharuk 933: my $currentstring = '';
934: if ($target eq 'web') {
1.61 albertel 935: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
936: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;}
1.1 sakharuk 937: $currentstring = $token->[4];
938: }
939: return $currentstring;
940: }
941: sub end_font {
1.61 albertel 942: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.1 sakharuk 943: my $currentstring = '';
944: if ($target eq 'web') {
1.61 albertel 945: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
946: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
1.1 sakharuk 947: $currentstring = $token->[2];
948: }
949: return $currentstring;
950: }
1.35 sakharuk 951: #-- <strike> tag
1.1 sakharuk 952: sub start_strike {
953: my ($target,$token) = @_;
954: my $currentstring = '';
955: if ($target eq 'web') {
956: $currentstring .= $token->[4];
957: } elsif ($target eq 'tex') {
1.76 sakharuk 958: $currentstring .= '\underline{';
1.1 sakharuk 959: }
960: return $currentstring;
961: }
962: sub end_strike {
963: my ($target,$token) = @_;
964: my $currentstring = '';
965: if ($target eq 'web') {
966: $currentstring .= $token->[2];
967: } elsif ($target eq 'tex') {
1.76 sakharuk 968: $currentstring .= '}';
1.1 sakharuk 969: }
970: return $currentstring;
971: }
1.35 sakharuk 972: #-- <s> tag
1.1 sakharuk 973: sub start_s {
974: my ($target,$token) = @_;
975: my $currentstring = '';
976: if ($target eq 'web') {
977: $currentstring .= $token->[4];
978: } elsif ($target eq 'tex') {
1.76 sakharuk 979: $currentstring .= '\underline{';
1.1 sakharuk 980: }
981: return $currentstring;
982: }
983: sub end_s {
984: my ($target,$token) = @_;
985: my $currentstring = '';
986: if ($target eq 'web') {
987: $currentstring .= $token->[2];
988: } elsif ($target eq 'tex') {
1.76 sakharuk 989: $currentstring .= '}';
1.1 sakharuk 990: }
991: return $currentstring;
992: }
1.35 sakharuk 993: #-- <sub> tag
1.1 sakharuk 994: sub start_sub {
995: my ($target,$token) = @_;
996: my $currentstring = '';
997: if ($target eq 'web') {
998: $currentstring .= $token->[4];
999: } elsif ($target eq 'tex') {
1000: $currentstring .= "\$_{ ";
1001: }
1002: return $currentstring;
1003: }
1004: sub end_sub {
1005: my ($target,$token) = @_;
1006: my $currentstring = '';
1007: if ($target eq 'web') {
1008: $currentstring .= $token->[2];
1009: } elsif ($target eq 'tex') {
1010: $currentstring .= " }\$";
1011: }
1012: return $currentstring;
1013: }
1.35 sakharuk 1014: #-- <sup> tag
1.1 sakharuk 1015: sub start_sup {
1016: my ($target,$token) = @_;
1017: my $currentstring = '';
1018: if ($target eq 'web') {
1019: $currentstring .= $token->[4];
1020: } elsif ($target eq 'tex') {
1021: $currentstring .= "\$^{ ";
1022: }
1023: return $currentstring;
1024: }
1025: sub end_sup {
1026: my ($target,$token) = @_;
1027: my $currentstring = '';
1028: if ($target eq 'web') {
1029: $currentstring .= $token->[2];
1030: } elsif ($target eq 'tex') {
1031: $currentstring .= " }\$";
1032: }
1033: return $currentstring;
1034: }
1.35 sakharuk 1035: #-- <hr> tag
1.1 sakharuk 1036: sub start_hr {
1037: my ($target,$token) = @_;
1038: my $currentstring = '';
1039: if ($target eq 'web') {
1040: $currentstring .= $token->[4];
1041: } elsif ($target eq 'tex') {
1.82 sakharuk 1042: $currentstring .= '\vskip 0 mm \noindent\makebox[\textwidth ][b]{\hrulefill}\vskip 0 mm ';
1.6 sakharuk 1043: }
1044: return $currentstring;
1045: }
1046: sub end_hr {
1047: my ($target,$token) = @_;
1048: my $currentstring = '';
1049: if ($target eq 'web') {
1050: $currentstring .= $token->[2];
1051: } elsif ($target eq 'tex') {
1.1 sakharuk 1052: }
1053: return $currentstring;
1054: }
1.35 sakharuk 1055: #-- <a> tag
1.1 sakharuk 1056: sub start_a {
1057: my ($target,$token) = @_;
1058: my $currentstring = '';
1059: if ($target eq 'web') {
1060: $currentstring .= $token->[4];
1061: } elsif ($target eq 'tex') {
1062: }
1063: return $currentstring;
1064: }
1065: sub end_a {
1.30 albertel 1066: my ($target,$token,$tagstack,$stackref) = @_;
1.1 sakharuk 1067: my $currentstring = '';
1068: if ($target eq 'web') {
1069: $currentstring .= $token->[2];
1070: } elsif ($target eq 'tex') {
1071: my $tempor_var = $stackref->[$#$stackref];
1072: if (index($tempor_var,'name') != -1 ) {
1073: $tempor_var =~ s/name=([^,]*),/$1/g;
1.15 sakharuk 1074: # $currentstring .= " \\label{$tempor_var}";
1.1 sakharuk 1075: } elsif (index($tempor_var,'href') != -1 ) {
1076: $tempor_var =~ s/href=([^,]*),/$1/g;
1077: $currentstring .= " \\ref{$tempor_var}";
1078: }
1079: }
1080: return $currentstring;
1081: }
1.35 sakharuk 1082: #-- <li> tag
1.1 sakharuk 1083: sub start_li {
1.30 albertel 1084: my ($target,$token,$tagstack,$stackref) = @_;
1.1 sakharuk 1085: my $currentstring = '';
1086: if ($target eq 'web') {
1087: $currentstring = $token->[4];
1088: } elsif ($target eq 'tex') {
1.15 sakharuk 1089: my $tempor_var = $stackref->[$#$stackref];
1.1 sakharuk 1090: if (index($tempor_var,'circle') != -1 ) {
1091: $currentstring .= " \\item[o] ";
1092: } elsif (index($tempor_var,'square') != -1 ) {
1093: $currentstring .= " \\item[$\Box$] ";
1.15 sakharuk 1094: } elsif ($tempor_var ne '') {
1095: $_ = $tempor_var;
1096: m/my\s*([^=]*)=/;
1097: $currentstring .= " \\item[$1] ";
1098: } else {
1.1 sakharuk 1099: $currentstring .= " \\item ";
1100: }
1101: }
1102: return $currentstring;
1103: }
1104: sub end_li {
1105: my ($target,$token) = @_;
1106: my $currentstring = '';
1107: if ($target eq 'web') {
1108: $currentstring = $token->[2];
1109: }
1110: return $currentstring;
1111: }
1.35 sakharuk 1112: #-- <u> tag
1.1 sakharuk 1113: sub start_u {
1114: my ($target,$token) = @_;
1115: my $currentstring = '';
1116: if ($target eq 'web') {
1117: $currentstring .= $token->[4];
1118: } elsif ($target eq 'tex') {
1.76 sakharuk 1119: $currentstring .= '\underline{';
1.1 sakharuk 1120: }
1121: return $currentstring;
1122: }
1123: sub end_u {
1124: my ($target,$token) = @_;
1125: my $currentstring = '';
1126: if ($target eq 'web') {
1127: $currentstring .= $token->[2];
1128: } elsif ($target eq 'tex') {
1.76 sakharuk 1129: $currentstring .= '}';
1.1 sakharuk 1130: }
1131: return $currentstring;
1132: }
1.35 sakharuk 1133: #-- <ul> tag
1.1 sakharuk 1134: sub start_ul {
1135: my ($target,$token) = @_;
1136: my $currentstring = '';
1137: if ($target eq 'web') {
1138: $currentstring = $token->[4];
1139: } elsif ($target eq 'tex') {
1.41 sakharuk 1140: $currentstring = '\begin{itemize}';
1.1 sakharuk 1141: }
1142: return $currentstring;
1143: }
1144: sub end_ul {
1145: my ($target,$token) = @_;
1146: my $currentstring = '';
1147: if ($target eq 'web') {
1148: $currentstring = $token->[2];
1149: } elsif ($target eq 'tex') {
1.41 sakharuk 1150: $currentstring = '\end{itemize}';
1.1 sakharuk 1151: }
1152: return $currentstring;
1153: }
1.35 sakharuk 1154: #-- <menu> tag
1.1 sakharuk 1155: sub start_menu {
1156: my ($target,$token) = @_;
1157: my $currentstring = '';
1158: if ($target eq 'web') {
1159: $currentstring = $token->[4];
1160: } elsif ($target eq 'tex') {
1161: $currentstring = " \\begin{itemize} ";
1162: }
1163: return $currentstring;
1164: }
1165: sub end_menu {
1166: my ($target,$token) = @_;
1167: my $currentstring = '';
1168: if ($target eq 'web') {
1169: $currentstring = $token->[2];
1170: } elsif ($target eq 'tex') {
1171: $currentstring = " \\end{itemize}";
1172: }
1173: return $currentstring;
1174: }
1.35 sakharuk 1175: #-- <dir> tag
1.1 sakharuk 1176: sub start_dir {
1177: my ($target,$token) = @_;
1178: my $currentstring = '';
1179: if ($target eq 'web') {
1180: $currentstring = $token->[4];
1181: } elsif ($target eq 'tex') {
1182: $currentstring = " \\begin{itemize} ";
1183: }
1184: return $currentstring;
1185: }
1186: sub end_dir {
1187: my ($target,$token) = @_;
1188: my $currentstring = '';
1189: if ($target eq 'web') {
1190: $currentstring = $token->[2];
1191: } elsif ($target eq 'tex') {
1192: $currentstring = " \\end{itemize}";
1193: }
1194: return $currentstring;
1195: }
1.35 sakharuk 1196: #-- <ol> tag
1.1 sakharuk 1197: sub start_ol {
1198: my ($target,$token) = @_;
1199: my $currentstring = '';
1200: if ($target eq 'web') {
1201: $currentstring = $token->[4];
1202: } elsif ($target eq 'tex') {
1.41 sakharuk 1203: $currentstring = '\begin{enumerate}';
1.1 sakharuk 1204: }
1205: return $currentstring;
1206: }
1207: sub end_ol {
1208: my ($target,$token) = @_;
1209: my $currentstring = '';
1210: if ($target eq 'web') {
1211: $currentstring = $token->[2];
1212: } elsif ($target eq 'tex') {
1.41 sakharuk 1213: $currentstring = '\end{enumerate}';
1.1 sakharuk 1214: }
1215: return $currentstring;
1216: }
1.35 sakharuk 1217: #-- <dl> tag
1.1 sakharuk 1218: sub start_dl {
1219: my ($target,$token) = @_;
1220: my $currentstring = '';
1221: if ($target eq 'web') {
1222: $currentstring = $token->[4];
1223: } elsif ($target eq 'tex') {
1.41 sakharuk 1224: $currentstring = '\begin{description}';
1.1 sakharuk 1225: }
1226: return $currentstring;
1227: }
1228: sub end_dl {
1229: my ($target,$token) = @_;
1230: my $currentstring = '';
1231: if ($target eq 'web') {
1232: $currentstring = $token->[2];
1233: } elsif ($target eq 'tex') {
1.41 sakharuk 1234: $currentstring = '\end{description}';
1.1 sakharuk 1235: }
1236: return $currentstring;
1237: }
1.35 sakharuk 1238: #-- <dt> tag
1.1 sakharuk 1239: sub start_dt {
1240: my ($target,$token) = @_;
1241: my $currentstring = '';
1242: if ($target eq 'web') {
1243: $currentstring = $token->[4];
1244: } elsif ($target eq 'tex') {
1.41 sakharuk 1245: $currentstring = '\item[';
1.1 sakharuk 1246: }
1247: return $currentstring;
1248: }
1249: sub end_dt {
1250: my ($target,$token) = @_;
1251: my $currentstring = '';
1252: if ($target eq 'web') {
1253: $currentstring = $token->[2];
1254: } elsif ($target eq 'tex') {
1.41 sakharuk 1255: $currentstring = ']';
1.1 sakharuk 1256: }
1257: return $currentstring;
1258: }
1.35 sakharuk 1259: #-- <dd> tag
1.1 sakharuk 1260: sub start_dd {
1261: my ($target,$token) = @_;
1262: my $currentstring = '';
1263: if ($target eq 'web') {
1264: $currentstring = $token->[4];
1265: }
1266: return $currentstring;
1267: }
1268: sub end_dd {
1269: my ($target,$token) = @_;
1270: my $currentstring = '';
1271: if ($target eq 'web') {
1272: $currentstring = $token->[2];
1273: }
1274: return $currentstring;
1275: }
1.35 sakharuk 1276: #-- <table> tag
1.1 sakharuk 1277: sub start_table {
1.50 sakharuk 1278: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.1 sakharuk 1279: my $currentstring = '';
1280: if ($target eq 'web') {
1281: $currentstring = $token->[4];
1282: } elsif ($target eq 'tex') {
1.53 sakharuk 1283: my $aa = {};
1284: push @Apache::londefdef::table, $aa;
1285: $Apache::londefdef::table[-1]{'row_number'} = -1;
1.79 sakharuk 1286: $Apache::londefdef::table[-1]{'output'} = ' \noindent \begin{tabular} ';
1.50 sakharuk 1287: my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);
1288: unless (defined $border) { $border = 0; }
1.51 sakharuk 1289: if ($border) {
1.53 sakharuk 1290: $Apache::londefdef::table[-1]{'hinc'} = '\hline ';
1291: $Apache::londefdef::table[-1]{'vinc'} = '&';
1292: $Apache::londefdef::table[-1]{'vvinc'} = '|';
1.52 sakharuk 1293: } else {
1.53 sakharuk 1294: $Apache::londefdef::table[-1]{'hinc'} = '';
1.69 sakharuk 1295: $Apache::londefdef::table[-1]{'vinc'} = '&';
1.53 sakharuk 1296: $Apache::londefdef::table[-1]{'vvinc'} = '';
1.50 sakharuk 1297: }
1.51 sakharuk 1298: }
1299: return $currentstring;
1300: }
1301: sub end_table {
1.79 sakharuk 1302: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.51 sakharuk 1303: my $currentstring = '';
1304: if ($target eq 'web') {
1305: $currentstring = $token->[2];
1306: } elsif ($target eq 'tex') {
1.53 sakharuk 1307: my $inmemory = '';
1.52 sakharuk 1308: my $output = '';
1.79 sakharuk 1309: #construct header of the table
1.53 sakharuk 1310: my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};
1.50 sakharuk 1311: my $in;
1.53 sakharuk 1312: for ($in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) {
1313: $header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'};
1314: }
1315: $header_of_table .= '}';
1.79 sakharuk 1316: #fill the table
1.53 sakharuk 1317: for ($in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
1318: $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in];
1.52 sakharuk 1319: chop $output;
1320: $output .= ' \\\\ ';
1.50 sakharuk 1321: }
1.79 sakharuk 1322: #define the length of the table cells
1323: my @lengthforoutput = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]);
1324: my $how_many_columns = $#lengthforoutput + 1;
1325: my $filled_columns = 0;
1326: foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) {
1327: my @length = split(/,/,$tempo_length);
1.82 sakharuk 1328: my $nfilled_columns = 0;
1.79 sakharuk 1329: for (my $ico=0;$ico<$how_many_columns;$ico++) {
1.82 sakharuk 1330: if (not $lengthforoutput[$ico]=~m/\s*0\s*/) {$nfilled_columns++;}
1.79 sakharuk 1331: }
1.82 sakharuk 1332: if ($nfilled_columns > $filled_columns) {$filled_columns=$nfilled_columns;}
1.79 sakharuk 1333: }
1334: my $temp_file;
1335: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.tbl";
1336: if (-e $filename) {
1337: $temp_file = Apache::File->new($filename);
1338: my @tbl_file_content = <$temp_file>;
1339: my ($one,$two) = split(/,/,$tbl_file_content[0]);
1340: $how_many_columns+=$one-1;
1341: $filled_columns+=$two;
1342: } else {
1343: $temp_file = Apache::File->new('>>'.$filename);
1344: }
1345: print $temp_file "$how_many_columns,$filled_columns\n";
1346: foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) {
1347: my @length = split(/,/,$tempo_length);
1348: for (my $ico=0;$ico<=$#lengthforoutput;$ico++) {
1349: $lengthforoutput[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/;
1350: my $old_value = $1;
1351: my $old_unit = $2;
1352: if ($old_unit eq 'cm') {
1353: $old_value = $old_value * 10;
1354: } elsif ($old_unit eq 'in') {
1355: $old_value = $old_value * 25.4;
1356: } elsif ($old_unit eq 'pt') {
1357: $old_value = $old_value * 25.4/72.27;
1358: } elsif ($old_unit eq 'pc') {
1359: $old_value = $old_value * 25.4/6.022;
1360: }
1361: $old_unit = 'mm';
1362: $length[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/;
1363: my $new_value = $1;
1364: my $new_unit = $2;
1365: if ($new_unit eq 'cm') {
1366: $new_value = $new_value * 10;
1367: } elsif ($old_unit eq 'in') {
1368: $new_value = $new_value * 25.4;
1369: } elsif ($old_unit eq 'pt') {
1370: $new_value = $new_value * 25.4/72.27;
1371: } elsif ($old_unit eq 'pc') {
1372: $new_value = $new_value * 25.4/6.022;
1373: }
1374: $new_unit = 'mm';
1375: if ($old_value < $new_value) {
1376: $lengthforoutput[$ico] = $new_value.' mm';
1377: } else {
1378: $lengthforoutput[$ico] = $old_value.' mm';
1379: }
1380: }
1381: }
1.71 sakharuk 1382: my $parboxlength = '(\textwidth';
1.79 sakharuk 1383: for (my $io=0; $io<=$#lengthforoutput;$io++) {
1384: $parboxlength .= ' - '.$lengthforoutput[$io].' ';
1.71 sakharuk 1385: }
1.82 sakharuk 1386: $parboxlength .= ')/($GLOBALnumberOFcolumns+1) - 3 mm';
1.79 sakharuk 1387: $output =~ s/\\parbox{}{}/\\parbox{1 mm}{}/g;
1388: $output =~ s/\\parbox{}{(\\textbf{\w?\.?})}/\\parbox{5 mm}{$1}/g; #for stupid tables with empty columns
1.71 sakharuk 1389: $output =~ s/\\parbox{}/\\parbox{$parboxlength}/g;
1.79 sakharuk 1390: my ($howmanyatall,$howmanyfilled) = (0,0);
1391:
1392: my @tagar = @$tagstack;
1393: my $signature = 1;
1394: for (my $ico=0;$ico<$#tagar;$ico++) {
1395: if ($tagar[$ico] eq 'table') { $signature = 0; }
1396: }
1397: if ($signature) {
1398: my $totalnumber = $how_many_columns-$filled_columns-1;
1399: $output =~ s/\$GLOBALnumberOFcolumns/$totalnumber/g;
1400: }
1.70 sakharuk 1401: $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm ';
1.53 sakharuk 1402: if ($#Apache::londefdef::table > 0) {
1403: $inmemory = $Apache::londefdef::table[-1]{'output'};
1404: pop @Apache::londefdef::table;
1405: $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}] .= $inmemory;
1406: } else {
1407: $currentstring = $Apache::londefdef::table[-1]{'output'};
1408: $currentstring =~ s/\\\\\s+\\\\/\\\\/g;
1409: pop @Apache::londefdef::table;
1.81 sakharuk 1410: if (-e $filename) {
1411: unlink $filename;
1412: }
1.53 sakharuk 1413: }
1.51 sakharuk 1414: }
1415: return $currentstring;
1416: }
1417: #-- <tr> tag
1418: sub start_tr {
1419: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1420: my $currentstring = '';
1421: if ($target eq 'web') {
1422: $currentstring = $token->[4];
1423: } elsif ($target eq 'tex') {
1.53 sakharuk 1424: $Apache::londefdef::table[-1]{'row_number'}++;
1425: my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1426: if ($alignchar ne '') {
1427: push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar;
1.51 sakharuk 1428: } else {
1.69 sakharuk 1429: push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';
1.51 sakharuk 1430: }
1.53 sakharuk 1431: push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});
1432: $Apache::londefdef::table[-1]{'counter_columns'} = -1;
1.78 sakharuk 1433: $Apache::londefdef::table[-1]{'length'} = '';
1.1 sakharuk 1434: }
1435: return $currentstring;
1.51 sakharuk 1436: }
1437: sub end_tr {
1438: my ($target,$token) = @_;
1439: my $currentstring = '';
1440: if ($target eq 'web') {
1441: $currentstring = $token->[2];
1442: } elsif ($target eq 'tex') {
1.79 sakharuk 1443: # $currentstring .= ' START ROW '. $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}].' END ROW ';
1444: push @{ $Apache::londefdef::table[-1]{'lengthrow'} },$Apache::londefdef::table[-1]{'length'};
1445:
1.51 sakharuk 1446: }
1447: return $currentstring;
1.1 sakharuk 1448: }
1.51 sakharuk 1449: #-- <td> tag
1450: sub start_td {
1451: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1452: my $currentstring = '';
1453: if ($target eq 'web') {
1454: $currentstring = $token->[4];
1455: } elsif ($target eq 'tex') {
1456: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1457: if ($what_to_push eq '') {
1.53 sakharuk 1458: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1.51 sakharuk 1459: }
1.53 sakharuk 1460: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1461: $Apache::londefdef::table[-1]{'counter_columns'}++;
1.52 sakharuk 1462: &Apache::lonxml::startredirection();
1463: ;
1.51 sakharuk 1464: }
1465: return $currentstring;
1466: }
1467: sub end_td {
1.59 sakharuk 1468: my ($target,$token) = @_;
1469: my $currentstring = '';
1.82 sakharuk 1470: my $tempolen = '';
1.59 sakharuk 1471: if ($target eq 'web') {
1472: $currentstring = $token->[2];
1473: } elsif ($target eq 'tex') {
1474: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1475: my $data=&Apache::lonxml::endredirection();
1.82 sakharuk 1476: if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm|in|pc|pt))/) {
1477: $Apache::londefdef::table[-1]{'length'} .= $1.',';
1478: $tempolen = $1;
1.78 sakharuk 1479: } else {
1.82 sakharuk 1480: if (length($data)<5) {
1481: $Apache::londefdef::table[-1]{'length'} .= '7 mm,';
1482: $tempolen = '5 mm';
1483: } else {
1484: $Apache::londefdef::table[-1]{'length'} .= '0 mm,';
1485: $tempolen = '';
1486: }
1.79 sakharuk 1487: }
1.82 sakharuk 1488: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$tempolen.'}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
1.59 sakharuk 1489: }
1490: return $currentstring;
1491: }
1492: #-- <th> tag
1493: sub start_th {
1494: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1495: my $currentstring = '';
1496: if ($target eq 'web') {
1497: $currentstring = $token->[4];
1498: } elsif ($target eq 'tex') {
1499: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1500: if ($what_to_push eq '') {
1501: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1502: }
1503: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1504: $Apache::londefdef::table[-1]{'counter_columns'}++;
1505: &Apache::lonxml::startredirection();
1506: ;
1507: }
1508: return $currentstring;
1509: }
1510: sub end_th {
1.1 sakharuk 1511: my ($target,$token) = @_;
1512: my $currentstring = '';
1513: if ($target eq 'web') {
1.51 sakharuk 1514: $currentstring = $token->[2];
1515: } elsif ($target eq 'tex') {
1.53 sakharuk 1516: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1.52 sakharuk 1517: my $data=&Apache::lonxml::endredirection();
1.78 sakharuk 1518: if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm))/) {
1519: $Apache::londefdef::table[-1]{'length'} .= $1.',';
1520: } else {
1521: $Apache::londefdef::table[-1]{'length'} .= '0 mm,';
1522: }
1.72 sakharuk 1523: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$1.'}{\textbf{'.$data.'}} '.$Apache::londefdef::table[-1]{'vinc'};
1.44 sakharuk 1524: }
1.1 sakharuk 1525: return $currentstring;
1526: }
1.35 sakharuk 1527: #-- <img> tag
1.10 www 1528: sub start_img {
1.41 sakharuk 1529: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.44 sakharuk 1530: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1531: $token->[2]->{'src'};
1532: my $currentstring = '';
1.58 sakharuk 1533: my $width_param = '';
1.69 sakharuk 1534: my $height_param = '';
1535: my $scaling = .3;
1.44 sakharuk 1536:
1.42 albertel 1537: if ($target eq 'web') {
1.10 www 1538: $currentstring = $token->[4];
1539: } elsif ($target eq 'tex') {
1.42 albertel 1540: my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval);
1.54 sakharuk 1541: $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
1.80 sakharuk 1542: if (-e $src) { #new one
1543: my $image = Image::Magick->new;
1544: my $current_figure = $image->Read($src);
1545: $width_param = $image->Get('width') * $scaling;;
1546: $height_param = $image->Get('height') * $scaling;;
1547: undef $image;
1548: my $epssrc = $src;
1549: $epssrc =~ s/(\.gif|\.jpg)$/\.eps/i;
1550: if (not -e $epssrc) {
1551: my $localfile = $epssrc;
1552: $localfile =~ s/.*(\/res)/$1/;
1553: my $file;
1554: my $path;
1555: if ($localfile =~ m!(.*)/([^/]*)$!) {
1556: $file = $2;
1557: $path = $1.'/';
1558: }
1559: my $signal_eps = 0;
1560: my @content_directory = &Apache::lonnet::dirlist($path);
1561: for (my $iy=0;$iy<=$#content_directory;$iy++) {
1562: my @tempo_array = split(/&/,$content_directory[$iy]);
1563: $content_directory[$iy] = $tempo_array[0];
1564: if ($file eq $tempo_array[0]) {
1565: $signal_eps = 1;
1566: last;
1567: }
1568: }
1569: if ($signal_eps) {
1570: my $eps_file = &Apache::lonnet::getfile($localfile);
1571: } else {
1572: $localfile = $src;
1573: $localfile =~ s/.*(\/res)/$1/;
1574: my $as = &Apache::lonnet::getfile($src);
1575: }
1576: }
1.62 sakharuk 1577: my $file;
1578: my $path;
1.80 sakharuk 1579: if ($src =~ m!(.*)/([^/]*)$!) {
1580: $file = $2;
1581: $path = $1.' /';
1582: }
1583: my $newsrc = $src;
1584: $newsrc =~ s/(\.gif|\.jpg)$/\.eps/i;
1585: $file=~s/(\.gif|\.jpg)$/\.eps/i;
1586: #do we have any specified size of the picture?
1587: my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
1588: my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
1589: my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval);
1590: if ($TeXwidth ne '') {
1591: $width_param = $TeXwidth;
1592: } elsif ($TeXheight ne '') {
1593: $width_param = $TeXheight/$height_param*$width_param;
1594: } elsif ($width ne '') {
1595: $width_param = $width*$scaling;
1596: }
1597: #where can we find the picture?
1598: if (-e $newsrc) {
1599: if ($path) {
1600: $currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';
1.62 sakharuk 1601: }
1.80 sakharuk 1602: } else {
1603: my $temp_file;
1604: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
1605: $temp_file = Apache::File->new('>>'.$filename);
1606: print $temp_file "$src\n";
1607: $currentstring .= '\graphicspath{{/home/httpd/prtspool/}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';
1.62 sakharuk 1608: }
1.80 sakharuk 1609: } else {
1610: my $alt = &Apache::lonxml::get_param('alt',$parstack,$safeeval);
1611: if ($alt) {
1612: $currentstring .= ' '.$alt.' ';
1.62 sakharuk 1613: } else {
1.80 sakharuk 1614: $currentstring .= ' THE ORIGINAL PROBLEM CONTAINS EMPTY IMG TAG WITHOUT IMAGE ';
1.57 sakharuk 1615: }
1.42 albertel 1616: }
1617: }
1618: return $currentstring;
1.10 www 1619: }
1620: sub end_img {
1621: my ($target,$token) = @_;
1622: my $currentstring = '';
1623: if ($target eq 'web') {
1.44 sakharuk 1624: $currentstring = $token->[2];
1.10 www 1625: } elsif ($target eq 'tex') {
1.44 sakharuk 1626: $currentstring = '';
1627: }
1.10 www 1628: return $currentstring;
1629: }
1.35 sakharuk 1630: #-- <applet> tag
1.10 www 1631:
1632: sub start_applet {
1633: my ($target,$token) = @_;
1634: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1635: $token->[2]->{'code'};
1.44 sakharuk 1636: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1637: $token->[2]->{'archive'};
1638: my $currentstring = '';
1639: if ($target eq 'web') {
1.44 sakharuk 1640: $currentstring = $token->[4];
1.10 www 1641: } elsif ($target eq 'tex') {
1.44 sakharuk 1642: $currentstring = " \\begin{figure} ";
1.10 www 1643: }
1644: return $currentstring;
1645: }
1.44 sakharuk 1646: sub end_applet {
1647: my ($target,$token) = @_;
1648: my $currentstring = '';
1649: if ($target eq 'web') {
1650: $currentstring = $token->[2];
1651: } elsif ($target eq 'tex') {
1652: $currentstring = " \\end{figure}";
1653: }
1654: return $currentstring;
1655: }
1.10 www 1656:
1.35 sakharuk 1657: #-- <embed> tag
1.10 www 1658:
1.45 sakharuk 1659: sub start_embed {
1.44 sakharuk 1660: my ($target,$token) = @_;
1661: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1662: $token->[2]->{'src'};
1663: my $currentstring = '';
1664: if ($target eq 'web') {
1665: $currentstring = $token->[4];
1666: } elsif ($target eq 'tex') {
1667: $currentstring = " \\begin{figure} ";
1668: }
1669: return $currentstring;
1670: }
1.10 www 1671: sub end_embed {
1672: my ($target,$token) = @_;
1673: my $currentstring = '';
1674: if ($target eq 'web') {
1675: $currentstring = $token->[2];
1676: } elsif ($target eq 'tex') {
1677: $currentstring = " \\end{figure}";
1678: }
1679: return $currentstring;
1680: }
1681:
1.35 sakharuk 1682: #-- <param> tag
1.10 www 1683:
1.11 www 1684: sub start_param {
1.10 www 1685: my ($target,$token) = @_;
1686: if ($token->[2]->{'name'} eq 'cabbase') {
1687: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1688: $token->[2]->{'value'};
1689: }
1.20 www 1690: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1691: $token->[2]->{'src'};
1692: my $currentstring = '';
1693: if ($target eq 'web') {
1694: $currentstring = $token->[4];
1695: } elsif ($target eq 'tex') {
1696: $currentstring = " \\begin{figure} ";
1697: }
1698: return $currentstring;
1699: }
1.11 www 1700: sub end_param {
1.10 www 1701: my ($target,$token) = @_;
1702: my $currentstring = '';
1703: if ($target eq 'web') {
1704: $currentstring = $token->[2];
1705: } elsif ($target eq 'tex') {
1706: $currentstring = " \\end{figure}";
1707: }
1708: return $currentstring;
1709: }
1710:
1.35 sakharuk 1711: #-- <allow> tag
1.10 www 1712:
1713: sub start_allow {
1714: my ($target,$token) = @_;
1715:
1.20 www 1716: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1717: $token->[2]->{'src'};
1718:
1719: return '';
1720: }
1721: sub end_allow {
1722: return '';
1723: }
1.35 sakharuk 1724: #-- Frames
1.31 albertel 1725: sub start_frameset {
1726: my ($target,$token) = @_;
1727: my $currentstring = '';
1728: if ($target eq 'web') {
1729: if (!$Apache::lonxml::registered) {
1.47 matthew 1730: $currentstring.='<head>'.
1731: &Apache::lonxml::registerurl(undef,$target).'</head>';
1.31 albertel 1732: }
1733: $currentstring .= $token->[4];
1734: }
1735: return $currentstring;
1736: }
1737: sub end_frameset {
1738: my ($target,$token) = @_;
1739: my $currentstring = '';
1740: if ($target eq 'web') {
1741: $currentstring = $token->[2];
1742: }
1743: return $currentstring;
1.41 sakharuk 1744: }
1745: #-- <pre>
1746: sub start_pre {
1747: my ($target,$token) = @_;
1748: my $currentstring = '';
1749: if ($target eq 'web') {
1750: $currentstring .= $token->[4];
1751: } elsif ($target eq 'tex') {
1752: $currentstring .= '\begin{verbatim}';
1753: }
1754: return $currentstring;
1755: }
1756: sub end_pre {
1757: my ($target,$token) = @_;
1758: my $currentstring = '';
1759: if ($target eq 'web') {
1760: $currentstring .= $token->[2];
1761: } elsif ($target eq 'tex') {
1762: $currentstring .= '\end{verbatim}';
1.44 sakharuk 1763: }
1764: return $currentstring;
1765: }
1766: #-- <insert>
1767: sub start_insert {
1.46 sakharuk 1768: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.44 sakharuk 1769: my $currentstring = '';
1770: if ($target eq 'web') {
1.46 sakharuk 1771: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval);
1772: $currentstring .= '<b>'.$display.'</b>';;
1.44 sakharuk 1773: }
1774: return $currentstring;
1775: }
1776: sub end_insert {
1.48 sakharuk 1777: my ($target,$token) = @_;
1778: my $currentstring = '';
1779: if ($target eq 'web') {
1780: $currentstring .= '';
1781: }
1782: return $currentstring;
1783: }
1784: #-- <externallink>
1785: sub start_externallink {
1786: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1787: my $currentstring = '';
1788: if ($target eq 'web') {
1789: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval);
1790: $currentstring .= '<b>'.$display.'</b>';;
1791: }
1792: return $currentstring;
1793: }
1794: sub end_externallink {
1.44 sakharuk 1795: my ($target,$token) = @_;
1796: my $currentstring = '';
1797: if ($target eq 'web') {
1798: $currentstring .= '';
1.65 sakharuk 1799: }
1800: return $currentstring;
1801: }
1802: #-- <blankspace heigth="">
1803: sub start_blankspace {
1804: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1805: my $currentstring = '';
1806: if ($target eq 'tex') {
1807: my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval);
1808: $currentstring .= '\vskip '.$howmuch.' ';
1809: }
1810: return $currentstring;
1811: }
1812: sub end_blankspace {
1813: my ($target,$token) = @_;
1814: my $currentstring = '';
1815: if ($target eq 'tex') {
1816: $currentstring .= '';
1817: }
1818: return $currentstring;
1819: }
1.66 sakharuk 1820:
1.1 sakharuk 1821: 1;
1822: __END__
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