Annotation of loncom/xml/londefdef.pm, revision 1.45
1.44 sakharuk 1:
1.1 sakharuk 2: # The LearningOnline Network with CAPA
3: # Tags Default Definition Module
4: #
1.44 sakharuk 5: # $Id: londefdef.pm,v 1.43 2002/02/21 04:29:27 albertel Exp $
1.41 sakharuk 6: #
1.34 www 7: #
8: # Copyright Michigan State University Board of Trustees
9: #
10: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
11: #
12: # LON-CAPA is free software; you can redistribute it and/or modify
13: # it under the terms of the GNU General Public License as published by
14: # the Free Software Foundation; either version 2 of the License, or
15: # (at your option) any later version.
16: #
17: # LON-CAPA is distributed in the hope that it will be useful,
18: # but WITHOUT ANY WARRANTY; without even the implied warranty of
19: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20: # GNU General Public License for more details.
21: #
22: # You should have received a copy of the GNU General Public License
23: # along with LON-CAPA; if not, write to the Free Software
24: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25: #
26: # /home/httpd/html/adm/gpl.txt
27: #
28: # http://www.lon-capa.org/
29: #
30: # Copyright for TtHfunc and TtMfunc by Ian Hutchinson.
31: # TtHfunc and TtMfunc (the "Code") may be compiled and linked into
32: # binary executable programs or libraries distributed by the
33: # Michigan State University (the "Licensee"), but any binaries so
34: # distributed are hereby licensed only for use in the context
35: # of a program or computational system for which the Licensee is the
36: # primary author or distributor, and which performs substantial
37: # additional tasks beyond the translation of (La)TeX into HTML.
38: # The C source of the Code may not be distributed by the Licensee
39: # to any other parties under any circumstances.
40: #
41: #
1.1 sakharuk 42: # last modified 06/26/00 by Alexander Sakharuk
1.28 www 43: # 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer
1.41 sakharuk 44: # 01/18 Alex Sakharuk
1.1 sakharuk 45:
1.2 albertel 46: package Apache::londefdef;
1.1 sakharuk 47:
48: use strict;
1.3 sakharuk 49: use Apache::lonxml;
1.1 sakharuk 50:
1.38 harris41 51: BEGIN {
1.15 sakharuk 52:
1.44 sakharuk 53: &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','table','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','tr','td','allow','frameset','pre','insert'));
1.15 sakharuk 54:
1.3 sakharuk 55: }
1.1 sakharuk 56:
1.35 sakharuk 57: #======================= TAG SUBROUTINES =====================
1.8 sakharuk 58: #-- <output>
1.21 albertel 59: sub start_output {
60: my ($target) = @_;
1.22 albertel 61: if ($target eq 'meta') { $Apache::lonxml::metamode--; }
1.21 albertel 62: return '';
63: }
64: sub end_output {
65: my ($target) = @_;
1.22 albertel 66: if ($target eq 'meta') { $Apache::lonxml::metamode++; }
1.21 albertel 67: return '';
68: }
1.4 sakharuk 69: #-- <m> tag
1.33 albertel 70: sub start_m {
71: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
72: my $currentstring = '';
73: if ($target eq 'web') {
74: my $inside = &Apache::lonxml::get_all_text("/m",$$parser[-1]);
75: $inside ='\\documentstyle{article}'.$inside;
1.37 albertel 76: &Apache::lonxml::debug("M is starting with:$inside:");
1.33 albertel 77: my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
78: if ($eval eq 'on') {
79: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
80: #&Apache::lonxml::debug("M is evaulated to:$inside:");
81: }
82: $currentstring = &Apache::lontexconvert::converted(\$inside);
1.37 albertel 83: if ($Apache::lontexconvert::errorstring) {
84: &Apache::lonxml::warning("tth error: ".
85: $Apache::lontexconvert::errorstring);
86: $Apache::lontexconvert::errorstring='';
87: }
1.33 albertel 88: #&Apache::lonxml::debug("M is ends with:$currentstring:");
89: } elsif ($target eq 'tex') {
90: $currentstring = "";
91: }
92: return $currentstring;
93: }
94: sub end_m {
95: my ($target,$token) = @_;
96: my $currentstring = '';
97: if ($target eq 'web') {
98: } elsif ($target eq 'tex') {
99: $currentstring = "";
100: } elsif ($target eq 'meta') {
101: }
102: return $currentstring;
103: }
1.35 sakharuk 104: #-- <html> tag
1.1 sakharuk 105: sub start_html {
106: my ($target,$token) = @_;
1.41 sakharuk 107: my $currentstring = '';
1.39 albertel 108: if ($ENV{'browser.mathml'}) {
109: &tth::ttminit();
110: } else {
111: &tth::tthinit();
112: }
1.1 sakharuk 113: if ($target eq 'web') {
1.29 www 114: $currentstring = &Apache::lonxml::xmlbegin().
115: &Apache::lonxml::fontsettings();
1.35 sakharuk 116: } elsif ($target eq 'tex') {
117: $currentstring .= '\documentclass[letterpaper]{article}
118: \setlength{\oddsidemargin}{-40pt}
119: \setlength{\evensidemargin}{-60pt}
120: \setlength{\topmargin}{200pt}
121: \setlength{\textwidth}{4.4in}
122: \setlength{\textheight}{6.8in}
123: \setlength{\parindent}{20pt}
124: \setlength{\marginparwidth}{90pt}
125: \setlength{\textfloatsep}{8pt plus 2.0pt minus 4.0pt}
1.41 sakharuk 126: \newcommand{\keephidden}[1]{}
1.44 sakharuk 127: \usepackage[dvips]{graphicx}
128: \usepackage{epsfig}';
1.35 sakharuk 129: }
1.1 sakharuk 130: return $currentstring;
131: }
132: sub end_html {
133: my ($target,$token) = @_;
134: my $currentstring = '';
135: if ($target eq 'web') {
1.28 www 136: $currentstring = &Apache::lonxml::xmlend();
1.35 sakharuk 137: }
1.1 sakharuk 138: return $currentstring;
139: }
1.35 sakharuk 140: #-- <head> tag
1.1 sakharuk 141: sub start_head {
142: my ($target,$token) = @_;
143: my $currentstring = '';
144: if ($target eq 'web') {
145: $currentstring = $token->[4];
146: }
147: return $currentstring;
148: }
149: sub end_head {
150: my ($target,$token) = @_;
151: my $currentstring = '';
152: if ($target eq 'web') {
1.29 www 153: $currentstring = &Apache::lonxml::registerurl().
154: $token->[2];
1.1 sakharuk 155: }
156: return $currentstring;
157: }
1.35 sakharuk 158: #-- <map> tag
1.1 sakharuk 159: sub start_map {
160: my ($target,$token) = @_;
161: my $currentstring = '';
162: if ($target eq 'web') {
163: $currentstring = $token->[4];
164: }
165: return $currentstring;
166: }
167: sub end_map {
168: my ($target,$token) = @_;
169: my $currentstring = '';
170: if ($target eq 'web') {
171: $currentstring = $token->[2];
172: }
173: return $currentstring;
174: }
1.35 sakharuk 175: #-- <select> tag
1.1 sakharuk 176: sub start_select {
177: my ($target,$token) = @_;
178: my $currentstring = '';
179: if ($target eq 'web') {
180: $currentstring = $token->[4];
181: }
182: return $currentstring;
183: }
184: sub end_select {
185: my ($target,$token) = @_;
186: my $currentstring = '';
187: if ($target eq 'web') {
188: $currentstring = $token->[2];
189: }
190: return $currentstring;
191: }
1.35 sakharuk 192: #-- <option> tag
1.1 sakharuk 193: sub start_option {
194: my ($target,$token) = @_;
195: my $currentstring = '';
196: if ($target eq 'web') {
197: $currentstring = $token->[4];
198: }
199: return $currentstring;
200: }
201: sub end_option {
202: my ($target,$token) = @_;
203: my $currentstring = '';
204: if ($target eq 'web') {
205: $currentstring = $token->[2];
206: }
207: return $currentstring;
208: }
1.35 sakharuk 209: #-- <input> tag
1.1 sakharuk 210: sub start_input {
211: my ($target,$token) = @_;
212: my $currentstring = '';
213: if ($target eq 'web') {
214: $currentstring = $token->[4];
215: }
216: return $currentstring;
217: }
218: sub end_input {
219: my ($target,$token) = @_;
220: my $currentstring = '';
221: if ($target eq 'web') {
222: $currentstring = $token->[2];
223: }
224: return $currentstring;
225: }
1.35 sakharuk 226: #-- <textarea> tag
1.1 sakharuk 227: sub start_textarea {
228: my ($target,$token) = @_;
229: my $currentstring = '';
230: if ($target eq 'web') {
231: $currentstring = $token->[4];
232: }
233: return $currentstring;
234: }
235: sub end_textarea {
236: my ($target,$token) = @_;
237: my $currentstring = '';
238: if ($target eq 'web') {
239: $currentstring = $token->[2];
240: }
241: return $currentstring;
242: }
1.35 sakharuk 243: #-- <form> tag
1.1 sakharuk 244: sub start_form {
245: my ($target,$token) = @_;
246: my $currentstring = '';
247: if ($target eq 'web') {
248: $currentstring = $token->[4];
249: }
250: return $currentstring;
251: }
252: sub end_form {
253: my ($target,$token) = @_;
254: my $currentstring = '';
255: if ($target eq 'web') {
256: $currentstring = $token->[2];
257: }
258: return $currentstring;
259: }
1.35 sakharuk 260: #-- <title> tag
1.1 sakharuk 261: sub start_title {
262: my ($target,$token) = @_;
263: my $currentstring = '';
264: if ($target eq 'web') {
265: $currentstring = $token->[4];
1.35 sakharuk 266: } elsif ($target eq 'tex') {
267: $currentstring .= '\keephidden{'
1.1 sakharuk 268: }
1.13 www 269: if ($target eq 'meta') {
270: $currentstring='<title>';
271: &start_output();
272: }
1.1 sakharuk 273: return $currentstring;
274: }
275: sub end_title {
276: my ($target,$token) = @_;
277: my $currentstring = '';
278: if ($target eq 'web') {
279: $currentstring = $token->[2];
1.35 sakharuk 280: } elsif ($target eq 'tex') {
281: $currentstring .= '}';
282: }
1.13 www 283: if ($target eq 'meta') {
284: &end_output();
285: $currentstring='</title>';
1.1 sakharuk 286: }
287: return $currentstring;
288: }
1.35 sakharuk 289: #-- <meta> tag
1.1 sakharuk 290: sub start_meta {
1.30 albertel 291: my ($target,$token,$tagstack,$parstack,$parser) = @_;
1.1 sakharuk 292: my $currentstring = '';
293: if ($target eq 'web') {
1.25 albertel 294: my $args='';
295: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
296: if ($args eq '') {
297: &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
298: } else {
299: $currentstring = $token->[4];
300: }
1.12 www 301: }
302: if ($target eq 'meta') {
303: unless ($token->[2]->{'http-equiv'}) {
304: my $name=$token->[2]->{'name'};
305: $name=~tr/A-Z/a-z/;
306: $name=~s/\s/\_/g;
307: if ($name) {
308: $currentstring='<'.$name.'>'.
309: $token->[2]->{'content'}.
310: '</'.$name.'>';
311: }
312: }
1.1 sakharuk 313: }
314: return $currentstring;
315: }
1.26 albertel 316: sub end_meta {
1.30 albertel 317: my ($target,$token,$tagstack,$parstack,$parser) = @_;
1.26 albertel 318: my $currentstring = '';
319: if ($target eq 'web') {
320: my $args='';
321: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
322: if ($args ne '') {
323: $currentstring = $token->[4];
324: }
325: }
326: return $currentstring;
327: }
1.35 sakharuk 328: #-- <body> tag
1.1 sakharuk 329: sub start_body {
1.41 sakharuk 330: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
331: # my ($target,$token) = @_;
1.1 sakharuk 332: my $currentstring = '';
333: if ($target eq 'web') {
1.31 albertel 334: if (!$Apache::lonxml::registered) {
335: $currentstring.='<head>'.&Apache::lonxml::registerurl().'</head>';
336: }
1.32 albertel 337: my $onLoad='';
338: foreach my $key (keys(%{$token->[2]})) {
339: if ($key =~ /^onload$/i) {
340: $onLoad.=$token->[2]->{$key}.';';
341: delete($token->[2]->{$key});
342: }
343: }
344: $token->[2]->{'onLoad'}=$onLoad.&Apache::lonxml::loadevents();
345: my $onUnload='';
346: foreach my $key (keys(%{$token->[2]})) {
347: if ($key =~ /^onunload$/i) {
348: $onUnload.=$token->[2]->{$key}.';';
349: delete($token->[2]->{$key});
350: }
351: }
352: $token->[2]->{'onUnload'}=$onUnload.
353: &Apache::lonxml::unloadevents();
1.31 albertel 354:
355: $currentstring .= '<'.$token->[1];
1.37 albertel 356: foreach (keys %{$token->[2]}) {
357: $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"';
358: }
1.31 albertel 359: $currentstring.='>';
1.40 albertel 360: if ($ENV{'request.state'} ne 'published') {
361: $currentstring.=(<<EDITBUTTON);
362: <form method="post">
363: <input type="submit" name="showmode" value="Edit" />
364: </form>
365: EDITBUTTON
366: }
1.28 www 367: } elsif ($target eq 'tex') {
1.35 sakharuk 368: $currentstring = '\begin{document}';
1.1 sakharuk 369: }
370: return $currentstring;
371: }
372: sub end_body {
373: my ($target,$token) = @_;
374: my $currentstring = '';
375: if ($target eq 'web') {
376: $currentstring = $token->[2];
377: } elsif ($target eq 'tex') {
1.35 sakharuk 378: $currentstring = '\end{document}';
1.1 sakharuk 379: }
380: return $currentstring;
381: }
1.35 sakharuk 382: #-- <center> tag
1.1 sakharuk 383: sub start_center {
384: my ($target,$token) = @_;
385: my $currentstring = '';
386: if ($target eq 'web') {
387: $currentstring = $token->[4];
388: } elsif ($target eq 'tex') {
1.35 sakharuk 389: $currentstring = '\begin{center}';
1.18 sakharuk 390: } elsif ($target eq 'latexsource') {
1.35 sakharuk 391: $currentstring = '\begin{center}';
1.1 sakharuk 392: }
393: return $currentstring;
394: }
395: sub end_center {
396: my ($target,$token) = @_;
397: my $currentstring = '';
398: if ($target eq 'web') {
399: $currentstring = $token->[2];
400: } elsif ($target eq 'tex') {
1.35 sakharuk 401: $currentstring = '\end{center}';
1.18 sakharuk 402: } elsif ($target eq 'latexsource') {
1.35 sakharuk 403: $currentstring = '\end{center}';
1.1 sakharuk 404: }
405: return $currentstring;
406: }
1.35 sakharuk 407: #-- <b> tag
1.1 sakharuk 408: sub start_b {
409: my ($target,$token) = @_;
410: my $currentstring = '';
411: if ($target eq 'web') {
412: $currentstring = $token->[4];
413: } elsif ($target eq 'tex') {
1.35 sakharuk 414: $currentstring = '\textbf{';
1.18 sakharuk 415: } elsif ($target eq 'latexsource') {
1.35 sakharuk 416: $currentstring = '\textbf{';
1.1 sakharuk 417: }
418: return $currentstring;
419: }
420: sub end_b {
421: my ($target,$token) = @_;
422: my $currentstring = '';
423: if ($target eq 'web') {
424: $currentstring = $token->[2];
425: } elsif ($target eq 'tex') {
1.35 sakharuk 426: $currentstring = '}';
427:
1.18 sakharuk 428: } elsif ($target eq 'latexsource') {
1.35 sakharuk 429: $currentstring = '}';
1.1 sakharuk 430: }
431: return $currentstring;
432: }
1.35 sakharuk 433: #-- <strong> tag
1.1 sakharuk 434: sub start_strong {
435: my ($target,$token) = @_;
436: my $currentstring = '';
437: if ($target eq 'web') {
438: $currentstring = $token->[4];
439: } elsif ($target eq 'tex') {
1.35 sakharuk 440: $currentstring = '\textbf{';
1.18 sakharuk 441: } elsif ($target eq 'latexsource') {
1.35 sakharuk 442: $currentstring = '\textbf{';
1.1 sakharuk 443: }
444: return $currentstring;
445: }
446: sub end_strong {
447: my ($target,$token) = @_;
448: my $currentstring = '';
449: if ($target eq 'web') {
450:
451: $currentstring = $token->[2];
452: } elsif ($target eq 'tex') {
1.35 sakharuk 453: $currentstring = '}';
1.18 sakharuk 454: } elsif ($target eq 'latexsource') {
1.35 sakharuk 455: $currentstring = '}';
1.1 sakharuk 456: }
457: return $currentstring;
458: }
1.35 sakharuk 459: #-- <h1> tag
1.1 sakharuk 460: sub start_h1 {
461: my ($target,$token) = @_;
462: my $currentstring = '';
463: if ($target eq 'web') {
464: $currentstring .= $token->[4];
465: } elsif ($target eq 'tex') {
1.35 sakharuk 466: $currentstring .= '\large{\textbf{';
1.13 www 467: } elsif ($target eq 'meta') {
468: $currentstring='<subject>';
469: &start_output();
470: }
1.1 sakharuk 471: return $currentstring;
472: }
473: sub end_h1 {
474: my ($target,$token) = @_;
475: my $currentstring = '';
476: if ($target eq 'web') {
477: $currentstring .= $token->[2];
478: } elsif ($target eq 'tex') {
1.35 sakharuk 479: $currentstring .= '}}';
1.13 www 480: } elsif ($target eq 'meta') {
481: &end_output();
482: $currentstring='</subject>';
483: }
1.1 sakharuk 484: return $currentstring;
485: }
1.35 sakharuk 486: #-- <h2> tag
1.1 sakharuk 487: sub start_h2 {
488: my ($target,$token) = @_;
489: my $currentstring = '';
490: if ($target eq 'web') {
491: $currentstring .= $token->[4];
492: } elsif ($target eq 'tex') {
1.35 sakharuk 493: $currentstring .= '\large{\textbf{';
1.1 sakharuk 494: }
495: return $currentstring;
496: }
497: sub end_h2 {
498: my ($target,$token) = @_;
499: my $currentstring = '';
500: if ($target eq 'web') {
501: $currentstring .= $token->[2];
502: } elsif ($target eq 'tex') {
1.35 sakharuk 503: $currentstring .= '}}';
1.1 sakharuk 504: }
505: return $currentstring;
506: }
1.35 sakharuk 507: #-- <h3> tag
1.1 sakharuk 508: sub start_h3 {
509: my ($target,$token) = @_;
510: my $currentstring = '';
511: if ($target eq 'web') {
512: $currentstring .= $token->[4];
513: } elsif ($target eq 'tex') {
1.35 sakharuk 514: $currentstring .= '\large{\textbf{';
1.1 sakharuk 515: }
516: return $currentstring;
517: }
518: sub end_h3 {
519: my ($target,$token) = @_;
520: my $currentstring = '';
521: if ($target eq 'web') {
522: $currentstring .= $token->[2];
523: } elsif ($target eq 'tex') {
1.35 sakharuk 524: $currentstring .= '}}';
1.1 sakharuk 525: }
526: return $currentstring;
527: }
1.35 sakharuk 528: #-- <h4> tag
1.1 sakharuk 529: sub start_h4 {
530: my ($target,$token) = @_;
531: my $currentstring = '';
532: if ($target eq 'web') {
533: $currentstring .= $token->[4];
534: } elsif ($target eq 'tex') {
1.41 sakharuk 535: $currentstring .= '\large{\textbf{';
1.1 sakharuk 536: }
537: return $currentstring;
538: }
539: sub end_h4 {
540: my ($target,$token) = @_;
541: my $currentstring = '';
542: if ($target eq 'web') {
543: $currentstring .= $token->[2];
544: } elsif ($target eq 'tex') {
1.35 sakharuk 545: $currentstring .= '}}';
1.1 sakharuk 546: }
547: return $currentstring;
548: }
1.35 sakharuk 549: #-- <h5> tag
1.1 sakharuk 550: sub start_h5 {
551: my ($target,$token) = @_;
552: my $currentstring = '';
553: if ($target eq 'web') {
554: $currentstring .= $token->[4];
555: } elsif ($target eq 'tex') {
1.35 sakharuk 556: $currentstring .= '\large{\textbf{';
1.1 sakharuk 557: }
558: return $currentstring;
559: }
560: sub end_h5 {
561: my ($target,$token) = @_;
562: my $currentstring = '';
563: if ($target eq 'web') {
564: $currentstring .= $token->[2];
565: } elsif ($target eq 'tex') {
1.35 sakharuk 566: $currentstring .= '}}';
1.1 sakharuk 567: }
568: return $currentstring;
569: }
1.35 sakharuk 570: #-- <h6> tag
1.1 sakharuk 571: sub start_h6 {
572: my ($target,$token) = @_;
573: my $currentstring = '';
574: if ($target eq 'web') {
575: $currentstring .= $token->[4];
576: } elsif ($target eq 'tex') {
1.35 sakharuk 577: $currentstring .= '\large{\textbf{';
1.1 sakharuk 578: }
579: return $currentstring;
580: }
581: sub end_h6 {
582: my ($target,$token) = @_;
583: my $currentstring = '';
584: if ($target eq 'web') {
585: $currentstring .= $token->[2];
586: } elsif ($target eq 'tex') {
1.35 sakharuk 587: $currentstring .= '}}';
1.1 sakharuk 588: }
589: return $currentstring;
590: }
1.35 sakharuk 591: #--- <cite> tag
1.1 sakharuk 592: sub start_cite {
593: my ($target,$token) = @_;
594: my $currentstring = '';
595: if ($target eq 'web') {
596: $currentstring .= $token->[4];
597: } elsif ($target eq 'tex') {
1.18 sakharuk 598: $currentstring .= "\\textit{";
599: } elsif ($target eq 'latexsource') {
600: $currentstring .= "\\textit{";
1.1 sakharuk 601: }
602: return $currentstring;
603: }
604: sub end_cite {
605: my ($target,$token) = @_;
606: my $currentstring = '';
607: if ($target eq 'web') {
608: $currentstring .= $token->[2];
609: } elsif ($target eq 'tex') {
610: $currentstring .= "}";
1.18 sakharuk 611: } elsif ($target eq 'latexsource') {
612: $currentstring .= "}";
1.1 sakharuk 613: }
614: return $currentstring;
615: }
1.35 sakharuk 616: #-- <i> tag
1.1 sakharuk 617: sub start_i {
618: my ($target,$token) = @_;
619: my $currentstring = '';
620: if ($target eq 'web') {
621: $currentstring .= $token->[4];
622: } elsif ($target eq 'tex') {
1.35 sakharuk 623: $currentstring .= '\textit{';
1.18 sakharuk 624: } elsif ($target eq 'latexsource') {
1.35 sakharuk 625: $currentstring .= '\textit{';
1.1 sakharuk 626: }
627: return $currentstring;
628: }
629: sub end_i {
630: my ($target,$token) = @_;
631: my $currentstring = '';
632: if ($target eq 'web') {
633: $currentstring .= $token->[2];
634: } elsif ($target eq 'tex') {
1.35 sakharuk 635: $currentstring .= '}';
1.18 sakharuk 636: } elsif ($target eq 'latexsource') {
1.35 sakharuk 637: $currentstring .= '}';
1.1 sakharuk 638: }
639: return $currentstring;
640: }
1.35 sakharuk 641: #-- <address> tag
1.1 sakharuk 642: sub start_address {
643: my ($target,$token) = @_;
644: my $currentstring = '';
645: if ($target eq 'web') {
646: $currentstring .= $token->[4];
647: } elsif ($target eq 'tex') {
1.18 sakharuk 648: $currentstring .= "\\textit{";
649: } elsif ($target eq 'latexsource') {
650: $currentstring .= "\\textit{";
1.1 sakharuk 651: }
652: return $currentstring;
653: }
654: sub end_address {
655: my ($target,$token) = @_;
656: my $currentstring = '';
657: if ($target eq 'web') {
658: $currentstring .= $token->[2];
659: } elsif ($target eq 'tex') {
660: $currentstring .= "}";
1.18 sakharuk 661: } elsif ($target eq 'latexsource') {
662: $currentstring .= "}";
1.1 sakharuk 663: }
664: return $currentstring;
665: }
1.35 sakharuk 666: #-- <dfn> tag
1.1 sakharuk 667: sub start_dfn {
668: my ($target,$token) = @_;
669: my $currentstring = '';
670: if ($target eq 'web') {
671: $currentstring .= $token->[4];
672: } elsif ($target eq 'tex') {
1.18 sakharuk 673: $currentstring .= "\\textit{";
674: } elsif ($target eq 'latexsource') {
675: $currentstring .= "\\textit{";
1.1 sakharuk 676: }
677: return $currentstring;
678: }
679: sub end_dfn {
680: my ($target,$token) = @_;
681: my $currentstring = '';
682: if ($target eq 'web') {
683: $currentstring .= $token->[2];
684: } elsif ($target eq 'tex') {
685: $currentstring .= "}";
1.18 sakharuk 686: } elsif ($target eq 'latexsource') {
687: $currentstring .= "}";
1.1 sakharuk 688: }
689: return $currentstring;
690: }
1.35 sakharuk 691: #-- <tt> tag
1.1 sakharuk 692: sub start_tt {
693: my ($target,$token) = @_;
694: my $currentstring = '';
695: if ($target eq 'web') {
696: $currentstring .= $token->[4];
697: } elsif ($target eq 'tex') {
1.35 sakharuk 698: $currentstring .= '\texttt{';
1.18 sakharuk 699: } elsif ($target eq 'latexsource') {
1.35 sakharuk 700: $currentstring .= '\texttt{';
1.1 sakharuk 701: }
702: return $currentstring;
703: }
704: sub end_tt {
705: my ($target,$token) = @_;
706: my $currentstring = '';
707: if ($target eq 'web') {
708: $currentstring .= $token->[2];
709: } elsif ($target eq 'tex') {
1.35 sakharuk 710: $currentstring .= '}';
1.18 sakharuk 711: } elsif ($target eq 'latexsource') {
1.35 sakharuk 712: $currentstring .= '}';
1.18 sakharuk 713: }
1.1 sakharuk 714: return $currentstring;
715: }
1.35 sakharuk 716: #-- <kbd> tag
1.1 sakharuk 717: sub start_kbd {
718: my ($target,$token) = @_;
719: my $currentstring = '';
720: if ($target eq 'web') {
721: $currentstring .= $token->[4];
722: } elsif ($target eq 'tex') {
1.18 sakharuk 723: $currentstring .= "\\texttt";
724: } elsif ($target eq 'latexsource') {
725: $currentstring .= "\\texttt{";
1.1 sakharuk 726: }
727: return $currentstring;
728: }
729: sub end_kbd {
730: my ($target,$token) = @_;
731: my $currentstring = '';
732: if ($target eq 'web') {
733: $currentstring .= $token->[2];
734: } elsif ($target eq 'tex') {
735: $currentstring .= "}";
1.18 sakharuk 736: } elsif ($target eq 'latexsource') {
737: $currentstring .= "}";
1.1 sakharuk 738: }
739: return $currentstring;
740: }
1.35 sakharuk 741: #-- <code> tag
1.1 sakharuk 742: sub start_code {
743: my ($target,$token) = @_;
744: my $currentstring = '';
745: if ($target eq 'web') {
746: $currentstring .= $token->[4];
747: } elsif ($target eq 'tex') {
1.35 sakharuk 748: $currentstring .= '\texttt{';
1.1 sakharuk 749: }
750: return $currentstring;
751: }
752: sub end_code {
753: my ($target,$token) = @_;
754: my $currentstring = '';
755: if ($target eq 'web') {
756: $currentstring .= $token->[2];
757: } elsif ($target eq 'tex') {
1.35 sakharuk 758: $currentstring .= '}';
1.1 sakharuk 759: }
760: return $currentstring;
761: }
1.35 sakharuk 762: #-- <em> tag
1.1 sakharuk 763: sub start_em {
764: my ($target,$token) = @_;
765: my $currentstring = '';
766: if ($target eq 'web') {
767: $currentstring .= $token->[4];
768: } elsif ($target eq 'tex') {
1.35 sakharuk 769: $currentstring .= '\emph{';
1.18 sakharuk 770: } elsif ($target eq 'latexsource') {
1.35 sakharuk 771: $currentstring .= '\emph{';
1.1 sakharuk 772: }
773: return $currentstring;
774: }
775: sub end_em {
776: my ($target,$token) = @_;
777: my $currentstring = '';
778: if ($target eq 'web') {
779: $currentstring .= $token->[2];
780: } elsif ($target eq 'tex') {
1.35 sakharuk 781: $currentstring .= '}';
1.18 sakharuk 782: } elsif ($target eq 'latexsource') {
1.35 sakharuk 783: $currentstring .= '}';
1.18 sakharuk 784: }
1.1 sakharuk 785: return $currentstring;
786: }
1.35 sakharuk 787: #-- <q> tag
1.1 sakharuk 788: sub start_q {
789: my ($target,$token) = @_;
790: my $currentstring = '';
791: if ($target eq 'web') {
792: $currentstring .= $token->[4];
793: } elsif ($target eq 'tex') {
1.18 sakharuk 794: $currentstring .= "\\emph{";
795: } elsif ($target eq 'latexsource') {
796: $currentstring .= "\\emph{";
797: }
1.1 sakharuk 798: return $currentstring;
799: }
800: sub end_q {
801: my ($target,$token) = @_;
802: my $currentstring = '';
803: if ($target eq 'web') {
804: $currentstring .= $token->[2];
805: } elsif ($target eq 'tex') {
806: $currentstring .= "}";
1.18 sakharuk 807: } elsif ($target eq 'latexsource') {
808: $currentstring .= "}";
809: }
1.1 sakharuk 810: return $currentstring;
811: }
1.35 sakharuk 812: #-- <p> tag
1.1 sakharuk 813: sub start_p {
814: my ($target,$token) = @_;
815: my $currentstring = '';
816: if ($target eq 'web') {
817: $currentstring .= $token->[4];
818: } elsif ($target eq 'tex') {
1.35 sakharuk 819: $currentstring .= '{\par ';
1.18 sakharuk 820: } elsif ($target eq 'latexsource') {
1.35 sakharuk 821: $currentstring .= '{\par ';
1.1 sakharuk 822: }
823: return $currentstring;
824: }
825: sub end_p {
826: my ($target,$token) = @_;
827: my $currentstring = '';
828: if ($target eq 'web') {
829: $currentstring .= $token->[2];
830: } elsif ($target eq 'tex') {
1.35 sakharuk 831: $currentstring .= '}';
1.18 sakharuk 832: } elsif ($target eq 'latexsource') {
1.35 sakharuk 833: $currentstring .= '}';
1.1 sakharuk 834: }
835: return $currentstring;
836: }
1.35 sakharuk 837: #-- <br> tag
1.1 sakharuk 838: sub start_br {
839: my ($target,$token) = @_;
840: my $currentstring = '';
841: if ($target eq 'web') {
842: $currentstring .= $token->[4];
843: } elsif ($target eq 'tex') {
1.41 sakharuk 844: $currentstring .= '\\\\';
1.18 sakharuk 845: } elsif ($target eq 'latexsource') {
1.35 sakharuk 846: $currentstring .= '\\';
1.1 sakharuk 847: }
848: return $currentstring;
849: }
850: sub end_br {
851: my ($target,$token) = @_;
852: my $currentstring = '';
853: if ($target eq 'web') {
854: $currentstring .= $token->[2];
855: }
856: return $currentstring;
857: }
1.35 sakharuk 858: #-- <big> tag
1.1 sakharuk 859: sub start_big {
860: my ($target,$token) = @_;
861: my $currentstring = '';
862: if ($target eq 'web') {
863: $currentstring .= $token->[4];
864: } elsif ($target eq 'tex') {
1.36 albertel 865: $currentstring .= '\large{';
1.18 sakharuk 866: } elsif ($target eq 'latexsource') {
1.41 sakharuk 867: $currentstring .= '{\Large ';
1.18 sakharuk 868: }
1.1 sakharuk 869: return $currentstring;
870: }
871: sub end_big {
872: my ($target,$token) = @_;
873: my $currentstring = '';
874: if ($target eq 'web') {
875: $currentstring .= $token->[2];
876: } elsif ($target eq 'tex') {
1.35 sakharuk 877: $currentstring .= '}';
1.18 sakharuk 878: } elsif ($target eq 'latexsource') {
1.35 sakharuk 879: $currentstring .= '}';
1.1 sakharuk 880: }
881: return $currentstring;
882: }
1.35 sakharuk 883: #-- <small> tag
1.1 sakharuk 884: sub start_small {
885: my ($target,$token) = @_;
886: my $currentstring = '';
887: if ($target eq 'web') {
888: $currentstring .= $token->[4];
889: } elsif ($target eq 'tex') {
1.41 sakharuk 890: $currentstring .= '{\footnotesize ';
1.18 sakharuk 891: } elsif ($target eq 'latexsource') {
1.41 sakharuk 892: $currentstring .= '{\footnotesize ';
1.1 sakharuk 893: }
894: return $currentstring;
895: }
896: sub end_small {
897: my ($target,$token) = @_;
898: my $currentstring = '';
899: if ($target eq 'web') {
900: $currentstring .= $token->[2];
901: } elsif ($target eq 'tex') {
1.35 sakharuk 902: $currentstring .= '}';
1.18 sakharuk 903: } elsif ($target eq 'latexsource') {
1.35 sakharuk 904: $currentstring .= '}';
1.1 sakharuk 905: }
906: return $currentstring;
907: }
1.35 sakharuk 908: #-- <basefont> tag
1.1 sakharuk 909: sub start_basefont {
1.14 albertel 910: my ($target,$token) = @_;
911: my $currentstring = '';
912: if ($target eq 'web') {
913: $currentstring = $token->[4];
914: }
915: return $currentstring;
916: }
917: sub end_basefont {
918: my ($target,$token) = @_;
919: my $currentstring = '';
920: if ($target eq 'web') {
921: $currentstring = $token->[4];
922: }
923: return $currentstring;
924: }
1.35 sakharuk 925: #-- <font> tag
1.1 sakharuk 926: sub start_font {
927: my ($target,$token) = @_;
928: my $currentstring = '';
929: if ($target eq 'web') {
930: $currentstring = $token->[4];
931: }
932: return $currentstring;
933: }
934: sub end_font {
935: my ($target,$token) = @_;
936: my $currentstring = '';
937: if ($target eq 'web') {
938: $currentstring = $token->[2];
939: }
940: return $currentstring;
941: }
1.35 sakharuk 942: #-- <strike> tag
1.1 sakharuk 943: sub start_strike {
944: my ($target,$token) = @_;
945: my $currentstring = '';
946: if ($target eq 'web') {
947: $currentstring .= $token->[4];
948: } elsif ($target eq 'tex') {
949: $currentstring .= "{\\underline ";
950: }
951: return $currentstring;
952: }
953: sub end_strike {
954: my ($target,$token) = @_;
955: my $currentstring = '';
956: if ($target eq 'web') {
957: $currentstring .= $token->[2];
958: } elsif ($target eq 'tex') {
959: $currentstring .= " }";
960: }
961: return $currentstring;
962: }
1.35 sakharuk 963: #-- <s> tag
1.1 sakharuk 964: sub start_s {
965: my ($target,$token) = @_;
966: my $currentstring = '';
967: if ($target eq 'web') {
968: $currentstring .= $token->[4];
969: } elsif ($target eq 'tex') {
970: $currentstring .= "{\\underline ";
971: }
972: return $currentstring;
973: }
974: sub end_s {
975: my ($target,$token) = @_;
976: my $currentstring = '';
977: if ($target eq 'web') {
978: $currentstring .= $token->[2];
979: } elsif ($target eq 'tex') {
980: $currentstring .= " }";
981: }
982: return $currentstring;
983: }
1.35 sakharuk 984: #-- <sub> tag
1.1 sakharuk 985: sub start_sub {
986: my ($target,$token) = @_;
987: my $currentstring = '';
988: if ($target eq 'web') {
989: $currentstring .= $token->[4];
990: } elsif ($target eq 'tex') {
991: $currentstring .= "\$_{ ";
992: }
993: return $currentstring;
994: }
995: sub end_sub {
996: my ($target,$token) = @_;
997: my $currentstring = '';
998: if ($target eq 'web') {
999: $currentstring .= $token->[2];
1000: } elsif ($target eq 'tex') {
1001: $currentstring .= " }\$";
1002: }
1003: return $currentstring;
1004: }
1.35 sakharuk 1005: #-- <sup> tag
1.1 sakharuk 1006: sub start_sup {
1007: my ($target,$token) = @_;
1008: my $currentstring = '';
1009: if ($target eq 'web') {
1010: $currentstring .= $token->[4];
1011: } elsif ($target eq 'tex') {
1012: $currentstring .= "\$^{ ";
1013: }
1014: return $currentstring;
1015: }
1016: sub end_sup {
1017: my ($target,$token) = @_;
1018: my $currentstring = '';
1019: if ($target eq 'web') {
1020: $currentstring .= $token->[2];
1021: } elsif ($target eq 'tex') {
1022: $currentstring .= " }\$";
1023: }
1024: return $currentstring;
1025: }
1.35 sakharuk 1026: #-- <hr> tag
1.1 sakharuk 1027: sub start_hr {
1028: my ($target,$token) = @_;
1029: my $currentstring = '';
1030: if ($target eq 'web') {
1031: $currentstring .= $token->[4];
1032: } elsif ($target eq 'tex') {
1033: $currentstring .= "\\hline ";
1.6 sakharuk 1034: }
1035: return $currentstring;
1036: }
1037: sub end_hr {
1038: my ($target,$token) = @_;
1039: my $currentstring = '';
1040: if ($target eq 'web') {
1041: $currentstring .= $token->[2];
1042: } elsif ($target eq 'tex') {
1.1 sakharuk 1043: }
1044: return $currentstring;
1045: }
1.35 sakharuk 1046: #-- <a> tag
1.1 sakharuk 1047: sub start_a {
1048: my ($target,$token) = @_;
1049: my $currentstring = '';
1050: if ($target eq 'web') {
1051: $currentstring .= $token->[4];
1052: } elsif ($target eq 'tex') {
1053: }
1054: return $currentstring;
1055: }
1056: sub end_a {
1.30 albertel 1057: my ($target,$token,$tagstack,$stackref) = @_;
1.1 sakharuk 1058: my $currentstring = '';
1059: if ($target eq 'web') {
1060: $currentstring .= $token->[2];
1061: } elsif ($target eq 'tex') {
1062: my $tempor_var = $stackref->[$#$stackref];
1063: if (index($tempor_var,'name') != -1 ) {
1064: $tempor_var =~ s/name=([^,]*),/$1/g;
1.15 sakharuk 1065: # $currentstring .= " \\label{$tempor_var}";
1.1 sakharuk 1066: } elsif (index($tempor_var,'href') != -1 ) {
1067: $tempor_var =~ s/href=([^,]*),/$1/g;
1068: $currentstring .= " \\ref{$tempor_var}";
1069: }
1070: }
1071: return $currentstring;
1072: }
1.35 sakharuk 1073: #-- <li> tag
1.1 sakharuk 1074: sub start_li {
1.30 albertel 1075: my ($target,$token,$tagstack,$stackref) = @_;
1.1 sakharuk 1076: my $currentstring = '';
1077: if ($target eq 'web') {
1078: $currentstring = $token->[4];
1079: } elsif ($target eq 'tex') {
1.15 sakharuk 1080: my $tempor_var = $stackref->[$#$stackref];
1.1 sakharuk 1081: if (index($tempor_var,'circle') != -1 ) {
1082: $currentstring .= " \\item[o] ";
1083: } elsif (index($tempor_var,'square') != -1 ) {
1084: $currentstring .= " \\item[$\Box$] ";
1.15 sakharuk 1085: } elsif ($tempor_var ne '') {
1086: $_ = $tempor_var;
1087: m/my\s*([^=]*)=/;
1088: $currentstring .= " \\item[$1] ";
1089: } else {
1.1 sakharuk 1090: $currentstring .= " \\item ";
1091: }
1092: }
1093: return $currentstring;
1094: }
1095: sub end_li {
1096: my ($target,$token) = @_;
1097: my $currentstring = '';
1098: if ($target eq 'web') {
1099: $currentstring = $token->[2];
1100: }
1101: return $currentstring;
1102: }
1.35 sakharuk 1103: #-- <u> tag
1.1 sakharuk 1104: sub start_u {
1105: my ($target,$token) = @_;
1106: my $currentstring = '';
1107: if ($target eq 'web') {
1108: $currentstring .= $token->[4];
1109: } elsif ($target eq 'tex') {
1110: $currentstring .= "{\\underline ";
1111: }
1112: return $currentstring;
1113: }
1114: sub end_u {
1115: my ($target,$token) = @_;
1116: my $currentstring = '';
1117: if ($target eq 'web') {
1118: $currentstring .= $token->[2];
1119: } elsif ($target eq 'tex') {
1120: $currentstring .= " }";
1121: }
1122: return $currentstring;
1123: }
1.35 sakharuk 1124: #-- <ul> tag
1.1 sakharuk 1125: sub start_ul {
1126: my ($target,$token) = @_;
1127: my $currentstring = '';
1128: if ($target eq 'web') {
1129: $currentstring = $token->[4];
1130: } elsif ($target eq 'tex') {
1.41 sakharuk 1131: $currentstring = '\begin{itemize}';
1.1 sakharuk 1132: }
1133: return $currentstring;
1134: }
1135: sub end_ul {
1136: my ($target,$token) = @_;
1137: my $currentstring = '';
1138: if ($target eq 'web') {
1139: $currentstring = $token->[2];
1140: } elsif ($target eq 'tex') {
1.41 sakharuk 1141: $currentstring = '\end{itemize}';
1.1 sakharuk 1142: }
1143: return $currentstring;
1144: }
1.35 sakharuk 1145: #-- <menu> tag
1.1 sakharuk 1146: sub start_menu {
1147: my ($target,$token) = @_;
1148: my $currentstring = '';
1149: if ($target eq 'web') {
1150: $currentstring = $token->[4];
1151: } elsif ($target eq 'tex') {
1152: $currentstring = " \\begin{itemize} ";
1153: }
1154: return $currentstring;
1155: }
1156: sub end_menu {
1157: my ($target,$token) = @_;
1158: my $currentstring = '';
1159: if ($target eq 'web') {
1160: $currentstring = $token->[2];
1161: } elsif ($target eq 'tex') {
1162: $currentstring = " \\end{itemize}";
1163: }
1164: return $currentstring;
1165: }
1.35 sakharuk 1166: #-- <dir> tag
1.1 sakharuk 1167: sub start_dir {
1168: my ($target,$token) = @_;
1169: my $currentstring = '';
1170: if ($target eq 'web') {
1171: $currentstring = $token->[4];
1172: } elsif ($target eq 'tex') {
1173: $currentstring = " \\begin{itemize} ";
1174: }
1175: return $currentstring;
1176: }
1177: sub end_dir {
1178: my ($target,$token) = @_;
1179: my $currentstring = '';
1180: if ($target eq 'web') {
1181: $currentstring = $token->[2];
1182: } elsif ($target eq 'tex') {
1183: $currentstring = " \\end{itemize}";
1184: }
1185: return $currentstring;
1186: }
1.35 sakharuk 1187: #-- <ol> tag
1.1 sakharuk 1188: sub start_ol {
1189: my ($target,$token) = @_;
1190: my $currentstring = '';
1191: if ($target eq 'web') {
1192: $currentstring = $token->[4];
1193: } elsif ($target eq 'tex') {
1.41 sakharuk 1194: $currentstring = '\begin{enumerate}';
1.1 sakharuk 1195: }
1196: return $currentstring;
1197: }
1198: sub end_ol {
1199: my ($target,$token) = @_;
1200: my $currentstring = '';
1201: if ($target eq 'web') {
1202: $currentstring = $token->[2];
1203: } elsif ($target eq 'tex') {
1.41 sakharuk 1204: $currentstring = '\end{enumerate}';
1.1 sakharuk 1205: }
1206: return $currentstring;
1207: }
1.35 sakharuk 1208: #-- <dl> tag
1.1 sakharuk 1209: sub start_dl {
1210: my ($target,$token) = @_;
1211: my $currentstring = '';
1212: if ($target eq 'web') {
1213: $currentstring = $token->[4];
1214: } elsif ($target eq 'tex') {
1.41 sakharuk 1215: $currentstring = '\begin{description}';
1.1 sakharuk 1216: }
1217: return $currentstring;
1218: }
1219: sub end_dl {
1220: my ($target,$token) = @_;
1221: my $currentstring = '';
1222: if ($target eq 'web') {
1223: $currentstring = $token->[2];
1224: } elsif ($target eq 'tex') {
1.41 sakharuk 1225: $currentstring = '\end{description}';
1.1 sakharuk 1226: }
1227: return $currentstring;
1228: }
1.35 sakharuk 1229: #-- <dt> tag
1.1 sakharuk 1230: sub start_dt {
1231: my ($target,$token) = @_;
1232: my $currentstring = '';
1233: if ($target eq 'web') {
1234: $currentstring = $token->[4];
1235: } elsif ($target eq 'tex') {
1.41 sakharuk 1236: $currentstring = '\item[';
1.1 sakharuk 1237: }
1238: return $currentstring;
1239: }
1240: sub end_dt {
1241: my ($target,$token) = @_;
1242: my $currentstring = '';
1243: if ($target eq 'web') {
1244: $currentstring = $token->[2];
1245: } elsif ($target eq 'tex') {
1.41 sakharuk 1246: $currentstring = ']';
1.1 sakharuk 1247: }
1248: return $currentstring;
1249: }
1.35 sakharuk 1250: #-- <dd> tag
1.1 sakharuk 1251: sub start_dd {
1252: my ($target,$token) = @_;
1253: my $currentstring = '';
1254: if ($target eq 'web') {
1255: $currentstring = $token->[4];
1256: }
1257: return $currentstring;
1258: }
1259: sub end_dd {
1260: my ($target,$token) = @_;
1261: my $currentstring = '';
1262: if ($target eq 'web') {
1263: $currentstring = $token->[2];
1264: }
1265: return $currentstring;
1266: }
1.35 sakharuk 1267: #-- <table> tag
1.1 sakharuk 1268: sub start_table {
1269: my ($target,$token) = @_;
1270: my $currentstring = '';
1271: if ($target eq 'web') {
1272: $currentstring = $token->[4];
1273: } elsif ($target eq 'tex') {
1.41 sakharuk 1274: $currentstring = '';
1.1 sakharuk 1275: }
1276: return $currentstring;
1277: }
1278: sub end_table {
1279: my ($target,$token) = @_;
1280: my $currentstring = '';
1281: if ($target eq 'web') {
1282: $currentstring = $token->[2];
1283: } elsif ($target eq 'tex') {
1.41 sakharuk 1284: $currentstring = '';
1.15 sakharuk 1285: }
1286: return $currentstring;
1287: }
1.35 sakharuk 1288: #-- <tr> tag
1.15 sakharuk 1289: sub start_tr {
1290: my ($target,$token) = @_;
1291: my $currentstring = '';
1292: if ($target eq 'web') {
1293: $currentstring = $token->[4];
1294: } elsif ($target eq 'tex') {
1295: $currentstring = '';
1296: }
1297: return $currentstring;
1298: }
1299: sub end_tr {
1300: my ($target,$token) = @_;
1301: my $currentstring = '';
1302: if ($target eq 'web') {
1303: $currentstring = $token->[2];
1304: } elsif ($target eq 'tex') {
1.41 sakharuk 1305: $currentstring = '';
1.15 sakharuk 1306: }
1307: return $currentstring;
1308: }
1.35 sakharuk 1309: #-- <td> tag
1.15 sakharuk 1310: sub start_td {
1311: my ($target,$token) = @_;
1312: my $currentstring = '';
1313: if ($target eq 'web') {
1.44 sakharuk 1314: $currentstring = $token->[4];
1.15 sakharuk 1315: } elsif ($target eq 'tex') {
1316: $currentstring = '';
1317: }
1318: return $currentstring;
1319: }
1320: sub end_td {
1321: my ($target,$token) = @_;
1322: my $currentstring = '';
1323: if ($target eq 'web') {
1.44 sakharuk 1324: $currentstring = $token->[2];
1.15 sakharuk 1325: } elsif ($target eq 'tex') {
1.44 sakharuk 1326: $currentstring = '';
1327: }
1.1 sakharuk 1328: return $currentstring;
1329: }
1.35 sakharuk 1330: #-- <img> tag
1.10 www 1331: sub start_img {
1.41 sakharuk 1332: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.44 sakharuk 1333: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1334: $token->[2]->{'src'};
1335: my $currentstring = '';
1.44 sakharuk 1336:
1.42 albertel 1337: if ($target eq 'web') {
1.10 www 1338: $currentstring = $token->[4];
1339: } elsif ($target eq 'tex') {
1.42 albertel 1340: my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval);
1341: my $file;
1342: my $path;
1343: if ($src =~ m!(.*)/([^/]*)$!) {
1344: $file = $2;
1345: $path = $1;
1346: if ($path=~m:^/:) {
1347: $path = '/home/httpd/html'.$path;
1348: } elsif ($path =~ /^\./) {
1349: $path = $Apache::lonxml::pwd[-1].'/'.$path;
1350: } else {
1351: #else it is a full url don't print
1352: $path = undef;
1353: }
1354: } else {
1355: $path = $Apache::lonxml::pwd[-1];
1356: $file = $src;
1357: }
1.43 albertel 1358: $file=~s/(\.gif|\.jpg)$/\.eps/;
1.42 albertel 1359: if ($path) {
1360: $currentstring = '\graphicspath{{'.$path.'}}\fbox{\includegraphics{'.$file.'}}';
1361: } else {
1362: $currentstring = 'See the image at \tt{'.$src.'}';
1363: }
1364: }
1365: return $currentstring;
1.10 www 1366: }
1367: sub end_img {
1368: my ($target,$token) = @_;
1369: my $currentstring = '';
1370: if ($target eq 'web') {
1.44 sakharuk 1371: $currentstring = $token->[2];
1.10 www 1372: } elsif ($target eq 'tex') {
1.44 sakharuk 1373: $currentstring = '';
1374: }
1.10 www 1375: return $currentstring;
1376: }
1.35 sakharuk 1377: #-- <applet> tag
1.10 www 1378:
1379: sub start_applet {
1380: my ($target,$token) = @_;
1381: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1382: $token->[2]->{'code'};
1.44 sakharuk 1383: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1384: $token->[2]->{'archive'};
1385: my $currentstring = '';
1386: if ($target eq 'web') {
1.44 sakharuk 1387: $currentstring = $token->[4];
1.10 www 1388: } elsif ($target eq 'tex') {
1.44 sakharuk 1389: $currentstring = " \\begin{figure} ";
1.10 www 1390: }
1391: return $currentstring;
1392: }
1.44 sakharuk 1393: sub end_applet {
1394: my ($target,$token) = @_;
1395: my $currentstring = '';
1396: if ($target eq 'web') {
1397: $currentstring = $token->[2];
1398: } elsif ($target eq 'tex') {
1399: $currentstring = " \\end{figure}";
1400: }
1401: return $currentstring;
1402: }
1.10 www 1403:
1.35 sakharuk 1404: #-- <embed> tag
1.10 www 1405:
1.45 ! sakharuk 1406: sub start_embed {
1.44 sakharuk 1407: my ($target,$token) = @_;
1408: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1409: $token->[2]->{'src'};
1410: my $currentstring = '';
1411: if ($target eq 'web') {
1412: $currentstring = $token->[4];
1413: } elsif ($target eq 'tex') {
1414: $currentstring = " \\begin{figure} ";
1415: }
1416: return $currentstring;
1417: }
1.10 www 1418: sub end_embed {
1419: my ($target,$token) = @_;
1420: my $currentstring = '';
1421: if ($target eq 'web') {
1422: $currentstring = $token->[2];
1423: } elsif ($target eq 'tex') {
1424: $currentstring = " \\end{figure}";
1425: }
1426: return $currentstring;
1427: }
1428:
1.35 sakharuk 1429: #-- <param> tag
1.10 www 1430:
1.11 www 1431: sub start_param {
1.10 www 1432: my ($target,$token) = @_;
1433: if ($token->[2]->{'name'} eq 'cabbase') {
1434: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1435: $token->[2]->{'value'};
1436: }
1.20 www 1437: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1438: $token->[2]->{'src'};
1439: my $currentstring = '';
1440: if ($target eq 'web') {
1441: $currentstring = $token->[4];
1442: } elsif ($target eq 'tex') {
1443: $currentstring = " \\begin{figure} ";
1444: }
1445: return $currentstring;
1446: }
1.11 www 1447: sub end_param {
1.10 www 1448: my ($target,$token) = @_;
1449: my $currentstring = '';
1450: if ($target eq 'web') {
1451: $currentstring = $token->[2];
1452: } elsif ($target eq 'tex') {
1453: $currentstring = " \\end{figure}";
1454: }
1455: return $currentstring;
1456: }
1457:
1.35 sakharuk 1458: #-- <allow> tag
1.10 www 1459:
1460: sub start_allow {
1461: my ($target,$token) = @_;
1462:
1.20 www 1463: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1.10 www 1464: $token->[2]->{'src'};
1465:
1466: return '';
1467: }
1468: sub end_allow {
1469: return '';
1470: }
1.35 sakharuk 1471: #-- Frames
1.31 albertel 1472: sub start_frameset {
1473: my ($target,$token) = @_;
1474: my $currentstring = '';
1475: if ($target eq 'web') {
1476: if (!$Apache::lonxml::registered) {
1477: $currentstring.='<head>'.&Apache::lonxml::registerurl().'</head>';
1478: }
1479: $currentstring .= $token->[4];
1480: }
1481: return $currentstring;
1482: }
1483: sub end_frameset {
1484: my ($target,$token) = @_;
1485: my $currentstring = '';
1486: if ($target eq 'web') {
1487: $currentstring = $token->[2];
1488: }
1489: return $currentstring;
1.41 sakharuk 1490: }
1491: #-- <pre>
1492: sub start_pre {
1493: my ($target,$token) = @_;
1494: my $currentstring = '';
1495: if ($target eq 'web') {
1496: $currentstring .= $token->[4];
1497: } elsif ($target eq 'tex') {
1498: $currentstring .= '\begin{verbatim}';
1499: }
1500: return $currentstring;
1501: }
1502: sub end_pre {
1503: my ($target,$token) = @_;
1504: my $currentstring = '';
1505: if ($target eq 'web') {
1506: $currentstring .= $token->[2];
1507: } elsif ($target eq 'tex') {
1508: $currentstring .= '\end{verbatim}';
1.44 sakharuk 1509: }
1510: return $currentstring;
1511: }
1512: #-- <insert>
1513: sub start_insert {
1514: my ($target,$token) = @_;
1515: my $currentstring = '';
1516: if ($target eq 'web') {
1517: $currentstring .= '<b>'.$token->[2]->{'display'}.'</b>';;
1518: }
1519: return $currentstring;
1520: }
1521: sub end_insert {
1522: my ($target,$token) = @_;
1523: my $currentstring = '';
1524: if ($target eq 'web') {
1525: $currentstring .= '';
1.41 sakharuk 1526: }
1527: return $currentstring;
1.31 albertel 1528: }
1.1 sakharuk 1529: 1;
1530: __END__
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