1: # The LearningOnline Network with CAPA
2: # Tags Default Definition Module
3: #
4: # $Id: londefdef.pm,v 1.88 2002/09/16 17:40:09 sakharuk Exp $
5: #
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: #
41: # last modified 06/26/00 by Alexander Sakharuk
42: # 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer
43: # 01/18 Alex Sakharuk
44:
45: package Apache::londefdef;
46:
47: use Apache::lonnet;
48: use strict;
49: use Apache::lonxml;
50: use Apache::File();
51: use Image::Magick;
52:
53: BEGIN {
54:
55: &Apache::lonxml::register('Apache::londefdef',('a','abbr','acronym','address','allow','applet','area','b','base','basefont','bgo','bgsound','big','blink','blockquote','blankspace','body','br','button','caption','center','cite','code','col','colgroup','dd','del','dfn','dir','div','dl','dt','em','embed','externallink','fieldset','font','form','frame','frameset','h1','h2','h3','h4','h5','h6','head','hr','html','i','iframe','img','input','ins','insert','isindex','kbd','keygen','label','layer','legend','li','link','m','map','marquee','menu','meta','multicol','nobr','noembed','noframes','nolayer','noscript','object','ol','optgroup','option','output','p','param','pre','q','s','samp','select','server','small','spacer','span','strike','strong','sub','sup','table','tbody','td','textarea','tfoot','th','thead','title','tr','tt','u','ul','var','wbr'));
56:
57: }
58:
59: #======================= TAG SUBROUTINES =====================
60: #-- <output>
61: sub start_output {
62: my ($target) = @_;
63: if ($target eq 'meta') { $Apache::lonxml::metamode--; }
64: return '';
65: }
66: sub end_output {
67: my ($target) = @_;
68: if ($target eq 'meta') { $Apache::lonxml::metamode++; }
69: return '';
70: }
71: #-- <m> tag
72: sub start_m {
73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
74: my $currentstring = '';
75: if ($target eq 'web') {
76: $Apache::lonxml::prevent_entity_encode++;
77: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
78: $inside ='\\documentstyle{article}'.$inside;
79: &Apache::lonxml::debug("M is starting with:$inside:");
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);
86: if ($Apache::lontexconvert::errorstring) {
87: &Apache::lonxml::warning("tth error: ".
88: $Apache::lontexconvert::errorstring);
89: $Apache::lontexconvert::errorstring='';
90: }
91: #&Apache::lonxml::debug("M is ends with:$currentstring:");
92: } elsif ($target eq 'tex') {
93: $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
94: if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
95: } else {
96: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
97: }
98: return $currentstring;
99: }
100: sub end_m {
101: my ($target,$token) = @_;
102: my $currentstring = '';
103: if ($target eq 'web') {
104: $Apache::lonxml::prevent_entity_encode--;
105: } elsif ($target eq 'tex') {
106: $currentstring = "";
107: } elsif ($target eq 'meta') {
108: }
109: return $currentstring;
110: }
111: #-- <html> tag
112: sub start_html {
113: my ($target,$token) = @_;
114: my $currentstring = '';
115: if ($ENV{'browser.mathml'}) {
116: &tth::ttminit();
117: } else {
118: &tth::tthinit();
119: }
120: if ($target eq 'web') {
121: $currentstring = &Apache::lonxml::xmlbegin().
122: &Apache::lonxml::fontsettings();
123: } elsif ($target eq 'tex') {
124: @Apache::londefdef::table = ();
125: $currentstring .= '\documentclass[letterpaper]{article}
126: \newcommand{\keephidden}[1]{}
127: \renewcommand{\deg}{$^{\circ}$}
128: \usepackage[dvips]{graphicx}
129: \usepackage{epsfig}\usepackage{calc}
130: \newenvironment{choicelist}{\begin{enumerate}}{\end{enumerate}}';
131: }
132: return $currentstring;
133: }
134: sub end_html {
135: my ($target,$token) = @_;
136: my $currentstring = '';
137: if ($target eq 'web') {
138: $currentstring = &Apache::lonxml::xmlend();
139: }
140: return $currentstring;
141: }
142: #-- <head> tag
143: sub start_head {
144: my ($target,$token) = @_;
145: my $currentstring = '';
146: if ($target eq 'web') {
147: $currentstring = $token->[4];
148: }
149: return $currentstring;
150: }
151: sub end_head {
152: my ($target,$token) = @_;
153: my $currentstring = '';
154: if ($target eq 'web') {
155: $currentstring = &Apache::lonxml::registerurl(undef,$target).
156: $token->[2];
157: }
158: return $currentstring;
159: }
160: #-- <map> tag
161: sub start_map {
162: my ($target,$token) = @_;
163: my $currentstring = '';
164: if ($target eq 'web') {
165: $currentstring = $token->[4];
166: }
167: return $currentstring;
168: }
169: sub end_map {
170: my ($target,$token) = @_;
171: my $currentstring = '';
172: if ($target eq 'web') {
173: $currentstring = $token->[2];
174: }
175: return $currentstring;
176: }
177: #-- <select> tag
178: sub start_select {
179: my ($target,$token) = @_;
180: my $currentstring = '';
181: if ($target eq 'web') {
182: $currentstring = $token->[4];
183: }
184: return $currentstring;
185: }
186: sub end_select {
187: my ($target,$token) = @_;
188: my $currentstring = '';
189: if ($target eq 'web') {
190: $currentstring = $token->[2];
191: }
192: return $currentstring;
193: }
194: #-- <option> tag
195: sub start_option {
196: my ($target,$token) = @_;
197: my $currentstring = '';
198: if ($target eq 'web') {
199: $currentstring = $token->[4];
200: }
201: return $currentstring;
202: }
203: sub end_option {
204: my ($target,$token) = @_;
205: my $currentstring = '';
206: if ($target eq 'web') {
207: $currentstring = $token->[2];
208: }
209: return $currentstring;
210: }
211: #-- <input> tag
212: sub start_input {
213: my ($target,$token) = @_;
214: my $currentstring = '';
215: if ($target eq 'web') {
216: $currentstring = $token->[4];
217: }
218: return $currentstring;
219: }
220: sub end_input {
221: my ($target,$token) = @_;
222: my $currentstring = '';
223: if ($target eq 'web') {
224: $currentstring = $token->[2];
225: }
226: return $currentstring;
227: }
228: #-- <textarea> tag
229: sub start_textarea {
230: my ($target,$token) = @_;
231: my $currentstring = '';
232: if ($target eq 'web') {
233: $currentstring = $token->[4];
234: }
235: return $currentstring;
236: }
237: sub end_textarea {
238: my ($target,$token) = @_;
239: my $currentstring = '';
240: if ($target eq 'web') {
241: $currentstring = $token->[2];
242: }
243: return $currentstring;
244: }
245: #-- <form> tag
246: sub start_form {
247: my ($target,$token) = @_;
248: my $currentstring = '';
249: if ($target eq 'web') {
250: $currentstring = $token->[4];
251: }
252: return $currentstring;
253: }
254: sub end_form {
255: my ($target,$token) = @_;
256: my $currentstring = '';
257: if ($target eq 'web') {
258: $currentstring = $token->[2];
259: }
260: return $currentstring;
261: }
262: #-- <title> tag
263: sub start_title {
264: my ($target,$token) = @_;
265: my $currentstring = '';
266: if ($target eq 'web') {
267: $currentstring = $token->[4];
268: } elsif ($target eq 'tex') {
269: $currentstring .= '\keephidden{'
270: }
271: if ($target eq 'meta') {
272: $currentstring='<title>';
273: &start_output();
274: }
275: return $currentstring;
276: }
277: sub end_title {
278: my ($target,$token) = @_;
279: my $currentstring = '';
280: if ($target eq 'web') {
281: $currentstring = $token->[2];
282: } elsif ($target eq 'tex') {
283: $currentstring .= '}';
284: }
285: if ($target eq 'meta') {
286: &end_output();
287: $currentstring='</title>';
288: }
289: return $currentstring;
290: }
291: #-- <meta> tag
292: sub start_meta {
293: my ($target,$token,$tagstack,$parstack,$parser) = @_;
294: my $currentstring = '';
295: if ($target eq 'web') {
296: my $args='';
297: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
298: if ($args eq '') {
299: &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
300: } else {
301: $currentstring = $token->[4];
302: }
303: }
304: if ($target eq 'meta') {
305: unless ($token->[2]->{'http-equiv'}) {
306: my $name=$token->[2]->{'name'};
307: $name=~tr/A-Z/a-z/;
308: $name=~s/\s/\_/g;
309: if ($name) {
310: $currentstring='<'.$name.'>'.
311: $token->[2]->{'content'}.
312: '</'.$name.'>';
313: }
314: }
315: }
316: return $currentstring;
317: }
318: sub end_meta {
319: my ($target,$token,$tagstack,$parstack,$parser) = @_;
320: my $currentstring = '';
321: if ($target eq 'web') {
322: my $args='';
323: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
324: if ($args ne '') {
325: $currentstring = $token->[4];
326: }
327: }
328: return $currentstring;
329: }
330: #-- <body> tag
331: sub start_body {
332: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
333: # my ($target,$token) = @_;
334: my $currentstring = '';
335: if ($target eq 'web') {
336: if (!$Apache::lonxml::registered) {
337: $currentstring.='<head>'.
338: &Apache::lonxml::registerurl(undef,$target).'</head>';
339: }
340: my $onLoad='';
341: foreach my $key (keys(%{$token->[2]})) {
342: if ($key =~ /^onload$/i) {
343: $onLoad.=$token->[2]->{$key}.';';
344: delete($token->[2]->{$key});
345: }
346: }
347: $token->[2]->{'onLoad'}=&Apache::lonxml::loadevents().
348: ';'.$onLoad;
349: my $onUnload='';
350: foreach my $key (keys(%{$token->[2]})) {
351: if ($key =~ /^onunload$/i) {
352: $onUnload.=$token->[2]->{$key}.';';
353: delete($token->[2]->{$key});
354: }
355: }
356: $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents().
357: ';'.$onUnload;
358:
359: $currentstring .= '<'.$token->[1];
360: foreach (keys %{$token->[2]}) {
361: $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"';
362: }
363: $currentstring.='>';
364: if ($ENV{'request.state'} ne 'published') {
365: $currentstring.=(<<EDITBUTTON);
366: <form method="post">
367: <input type="submit" name="editmode" value="Edit" />
368: </form>
369: EDITBUTTON
370: }
371: } elsif ($target eq 'tex') {
372: $currentstring = '\begin{document}';
373: }
374: return $currentstring;
375: }
376: sub end_body {
377: my ($target,$token) = @_;
378: my $currentstring = '';
379: if ($target eq 'web') {
380: $currentstring = $token->[2];
381: } elsif ($target eq 'tex') {
382: $currentstring = '\end{document}';
383: }
384: return $currentstring;
385: }
386: #-- <center> tag
387: sub start_center {
388: my ($target,$token) = @_;
389: my $currentstring = '';
390: if ($target eq 'web') {
391: $currentstring = $token->[4];
392: } elsif ($target eq 'tex') {
393: $currentstring = '\begin{center}';
394: } elsif ($target eq 'latexsource') {
395: $currentstring = '\begin{center}';
396: }
397: return $currentstring;
398: }
399: sub end_center {
400: my ($target,$token) = @_;
401: my $currentstring = '';
402: if ($target eq 'web') {
403: $currentstring = $token->[2];
404: } elsif ($target eq 'tex') {
405: $currentstring = '\end{center}';
406: } elsif ($target eq 'latexsource') {
407: $currentstring = '\end{center}';
408: }
409: return $currentstring;
410: }
411: #-- <b> tag
412: sub start_b {
413: my ($target,$token) = @_;
414: my $currentstring = '';
415: if ($target eq 'web') {
416: $currentstring = $token->[4];
417: } elsif ($target eq 'tex') {
418: $currentstring = '\textbf{';
419: } elsif ($target eq 'latexsource') {
420: $currentstring = '\textbf{';
421: }
422: return $currentstring;
423: }
424: sub end_b {
425: my ($target,$token) = @_;
426: my $currentstring = '';
427: if ($target eq 'web') {
428: $currentstring = $token->[2];
429: } elsif ($target eq 'tex') {
430: $currentstring = '}';
431:
432: } elsif ($target eq 'latexsource') {
433: $currentstring = '}';
434: }
435: return $currentstring;
436: }
437: #-- <strong> tag
438: sub start_strong {
439: my ($target,$token) = @_;
440: my $currentstring = '';
441: if ($target eq 'web') {
442: $currentstring = $token->[4];
443: } elsif ($target eq 'tex') {
444: $currentstring = '\textbf{';
445: } elsif ($target eq 'latexsource') {
446: $currentstring = '\textbf{';
447: }
448: return $currentstring;
449: }
450: sub end_strong {
451: my ($target,$token) = @_;
452: my $currentstring = '';
453: if ($target eq 'web') {
454:
455: $currentstring = $token->[2];
456: } elsif ($target eq 'tex') {
457: $currentstring = '}';
458: } elsif ($target eq 'latexsource') {
459: $currentstring = '}';
460: }
461: return $currentstring;
462: }
463: #-- <h1> tag
464: sub start_h1 {
465: my ($target,$token) = @_;
466: my $currentstring = '';
467: if ($target eq 'web') {
468: $currentstring .= $token->[4];
469: } elsif ($target eq 'tex') {
470: $currentstring .= '{\large \textbf{';
471: } elsif ($target eq 'meta') {
472: $currentstring='<subject>';
473: &start_output();
474: }
475: return $currentstring;
476: }
477: sub end_h1 {
478: my ($target,$token) = @_;
479: my $currentstring = '';
480: if ($target eq 'web') {
481: $currentstring .= $token->[2];
482: } elsif ($target eq 'tex') {
483: $currentstring .= '}}';
484: } elsif ($target eq 'meta') {
485: &end_output();
486: $currentstring='</subject>';
487: }
488: return $currentstring;
489: }
490: #-- <h2> tag
491: sub start_h2 {
492: my ($target,$token) = @_;
493: my $currentstring = '';
494: if ($target eq 'web') {
495: $currentstring .= $token->[4];
496: } elsif ($target eq 'tex') {
497: $currentstring .= '{\large \textbf{';
498: }
499: return $currentstring;
500: }
501: sub end_h2 {
502: my ($target,$token) = @_;
503: my $currentstring = '';
504: if ($target eq 'web') {
505: $currentstring .= $token->[2];
506: } elsif ($target eq 'tex') {
507: $currentstring .= '}}';
508: }
509: return $currentstring;
510: }
511: #-- <h3> tag
512: sub start_h3 {
513: my ($target,$token) = @_;
514: my $currentstring = '';
515: if ($target eq 'web') {
516: $currentstring .= $token->[4];
517: } elsif ($target eq 'tex') {
518: $currentstring .= '{\large \textbf{';
519: }
520: return $currentstring;
521: }
522: sub end_h3 {
523: my ($target,$token) = @_;
524: my $currentstring = '';
525: if ($target eq 'web') {
526: $currentstring .= $token->[2];
527: } elsif ($target eq 'tex') {
528: $currentstring .= '}}';
529: }
530: return $currentstring;
531: }
532: #-- <h4> tag
533: sub start_h4 {
534: my ($target,$token) = @_;
535: my $currentstring = '';
536: if ($target eq 'web') {
537: $currentstring .= $token->[4];
538: } elsif ($target eq 'tex') {
539: $currentstring .= '{\large \textbf{';
540: }
541: return $currentstring;
542: }
543: sub end_h4 {
544: my ($target,$token) = @_;
545: my $currentstring = '';
546: if ($target eq 'web') {
547: $currentstring .= $token->[2];
548: } elsif ($target eq 'tex') {
549: $currentstring .= '}}';
550: }
551: return $currentstring;
552: }
553: #-- <h5> tag
554: sub start_h5 {
555: my ($target,$token) = @_;
556: my $currentstring = '';
557: if ($target eq 'web') {
558: $currentstring .= $token->[4];
559: } elsif ($target eq 'tex') {
560: $currentstring .= '{\large \textbf{';
561: }
562: return $currentstring;
563: }
564: sub end_h5 {
565: my ($target,$token) = @_;
566: my $currentstring = '';
567: if ($target eq 'web') {
568: $currentstring .= $token->[2];
569: } elsif ($target eq 'tex') {
570: $currentstring .= '}}';
571: }
572: return $currentstring;
573: }
574: #-- <h6> tag
575: sub start_h6 {
576: my ($target,$token) = @_;
577: my $currentstring = '';
578: if ($target eq 'web') {
579: $currentstring .= $token->[4];
580: } elsif ($target eq 'tex') {
581: $currentstring .= '{\large \textbf{';
582: }
583: return $currentstring;
584: }
585: sub end_h6 {
586: my ($target,$token) = @_;
587: my $currentstring = '';
588: if ($target eq 'web') {
589: $currentstring .= $token->[2];
590: } elsif ($target eq 'tex') {
591: $currentstring .= '}}';
592: }
593: return $currentstring;
594: }
595: #--- <cite> tag
596: sub start_cite {
597: my ($target,$token) = @_;
598: my $currentstring = '';
599: if ($target eq 'web') {
600: $currentstring .= $token->[4];
601: } elsif ($target eq 'tex') {
602: $currentstring .= "\\textit{";
603: } elsif ($target eq 'latexsource') {
604: $currentstring .= "\\textit{";
605: }
606: return $currentstring;
607: }
608: sub end_cite {
609: my ($target,$token) = @_;
610: my $currentstring = '';
611: if ($target eq 'web') {
612: $currentstring .= $token->[2];
613: } elsif ($target eq 'tex') {
614: $currentstring .= "}";
615: } elsif ($target eq 'latexsource') {
616: $currentstring .= "}";
617: }
618: return $currentstring;
619: }
620: #-- <i> tag
621: sub start_i {
622: my ($target,$token) = @_;
623: my $currentstring = '';
624: if ($target eq 'web') {
625: $currentstring .= $token->[4];
626: } elsif ($target eq 'tex') {
627: $currentstring .= '\textit{';
628: } elsif ($target eq 'latexsource') {
629: $currentstring .= '\textit{';
630: }
631: return $currentstring;
632: }
633: sub end_i {
634: my ($target,$token) = @_;
635: my $currentstring = '';
636: if ($target eq 'web') {
637: $currentstring .= $token->[2];
638: } elsif ($target eq 'tex') {
639: $currentstring .= '}';
640: } elsif ($target eq 'latexsource') {
641: $currentstring .= '}';
642: }
643: return $currentstring;
644: }
645: #-- <address> tag
646: sub start_address {
647: my ($target,$token) = @_;
648: my $currentstring = '';
649: if ($target eq 'web') {
650: $currentstring .= $token->[4];
651: } elsif ($target eq 'tex') {
652: $currentstring .= "\\textit{";
653: } elsif ($target eq 'latexsource') {
654: $currentstring .= "\\textit{";
655: }
656: return $currentstring;
657: }
658: sub end_address {
659: my ($target,$token) = @_;
660: my $currentstring = '';
661: if ($target eq 'web') {
662: $currentstring .= $token->[2];
663: } elsif ($target eq 'tex') {
664: $currentstring .= "}";
665: } elsif ($target eq 'latexsource') {
666: $currentstring .= "}";
667: }
668: return $currentstring;
669: }
670: #-- <dfn> tag
671: sub start_dfn {
672: my ($target,$token) = @_;
673: my $currentstring = '';
674: if ($target eq 'web') {
675: $currentstring .= $token->[4];
676: } elsif ($target eq 'tex') {
677: $currentstring .= "\\textit{";
678: } elsif ($target eq 'latexsource') {
679: $currentstring .= "\\textit{";
680: }
681: return $currentstring;
682: }
683: sub end_dfn {
684: my ($target,$token) = @_;
685: my $currentstring = '';
686: if ($target eq 'web') {
687: $currentstring .= $token->[2];
688: } elsif ($target eq 'tex') {
689: $currentstring .= "}";
690: } elsif ($target eq 'latexsource') {
691: $currentstring .= "}";
692: }
693: return $currentstring;
694: }
695: #-- <tt> tag
696: sub start_tt {
697: my ($target,$token) = @_;
698: my $currentstring = '';
699: if ($target eq 'web') {
700: $currentstring .= $token->[4];
701: } elsif ($target eq 'tex') {
702: $currentstring .= '\texttt{';
703: } elsif ($target eq 'latexsource') {
704: $currentstring .= '\texttt{';
705: }
706: return $currentstring;
707: }
708: sub end_tt {
709: my ($target,$token) = @_;
710: my $currentstring = '';
711: if ($target eq 'web') {
712: $currentstring .= $token->[2];
713: } elsif ($target eq 'tex') {
714: $currentstring .= '}';
715: } elsif ($target eq 'latexsource') {
716: $currentstring .= '}';
717: }
718: return $currentstring;
719: }
720: #-- <kbd> tag
721: sub start_kbd {
722: my ($target,$token) = @_;
723: my $currentstring = '';
724: if ($target eq 'web') {
725: $currentstring .= $token->[4];
726: } elsif ($target eq 'tex') {
727: $currentstring .= "\\texttt";
728: } elsif ($target eq 'latexsource') {
729: $currentstring .= "\\texttt{";
730: }
731: return $currentstring;
732: }
733: sub end_kbd {
734: my ($target,$token) = @_;
735: my $currentstring = '';
736: if ($target eq 'web') {
737: $currentstring .= $token->[2];
738: } elsif ($target eq 'tex') {
739: $currentstring .= "}";
740: } elsif ($target eq 'latexsource') {
741: $currentstring .= "}";
742: }
743: return $currentstring;
744: }
745: #-- <code> tag
746: sub start_code {
747: my ($target,$token) = @_;
748: my $currentstring = '';
749: if ($target eq 'web') {
750: $currentstring .= $token->[4];
751: } elsif ($target eq 'tex') {
752: $currentstring .= '\texttt{';
753: }
754: return $currentstring;
755: }
756: sub end_code {
757: my ($target,$token) = @_;
758: my $currentstring = '';
759: if ($target eq 'web') {
760: $currentstring .= $token->[2];
761: } elsif ($target eq 'tex') {
762: $currentstring .= '}';
763: }
764: return $currentstring;
765: }
766: #-- <em> tag
767: sub start_em {
768: my ($target,$token) = @_;
769: my $currentstring = '';
770: if ($target eq 'web') {
771: $currentstring .= $token->[4];
772: } elsif ($target eq 'tex') {
773: $currentstring .= '\emph{';
774: } elsif ($target eq 'latexsource') {
775: $currentstring .= '\emph{';
776: }
777: return $currentstring;
778: }
779: sub end_em {
780: my ($target,$token) = @_;
781: my $currentstring = '';
782: if ($target eq 'web') {
783: $currentstring .= $token->[2];
784: } elsif ($target eq 'tex') {
785: $currentstring .= '}';
786: } elsif ($target eq 'latexsource') {
787: $currentstring .= '}';
788: }
789: return $currentstring;
790: }
791: #-- <q> tag
792: sub start_q {
793: my ($target,$token) = @_;
794: my $currentstring = '';
795: if ($target eq 'web') {
796: $currentstring .= $token->[4];
797: } elsif ($target eq 'tex') {
798: $currentstring .= "\\emph{";
799: } elsif ($target eq 'latexsource') {
800: $currentstring .= "\\emph{";
801: }
802: return $currentstring;
803: }
804: sub end_q {
805: my ($target,$token) = @_;
806: my $currentstring = '';
807: if ($target eq 'web') {
808: $currentstring .= $token->[2];
809: } elsif ($target eq 'tex') {
810: $currentstring .= "}";
811: } elsif ($target eq 'latexsource') {
812: $currentstring .= "}";
813: }
814: return $currentstring;
815: }
816: #-- <p> tag
817: sub start_p {
818: my ($target,$token) = @_;
819: my $currentstring = '';
820: if ($target eq 'web') {
821: $currentstring .= $token->[4];
822: } elsif ($target eq 'tex') {
823: $currentstring .= '{\par ';
824: } elsif ($target eq 'latexsource') {
825: $currentstring .= '{\par ';
826: }
827: return $currentstring;
828: }
829: sub end_p {
830: my ($target,$token) = @_;
831: my $currentstring = '';
832: if ($target eq 'web') {
833: $currentstring .= $token->[2];
834: } elsif ($target eq 'tex') {
835: $currentstring .= '}';
836: } elsif ($target eq 'latexsource') {
837: $currentstring .= '}';
838: }
839: return $currentstring;
840: }
841: #-- <br> tag
842: sub start_br {
843: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
844: my $currentstring = '';
845: if ($target eq 'web') {
846: $currentstring .= $token->[4];
847: } elsif ($target eq 'tex') {
848: if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') {
849: $currentstring .= '\vskip 0 mm';
850: }
851: } elsif ($target eq 'latexsource') {
852: $currentstring .= '\\';
853: }
854: return $currentstring;
855: }
856: sub end_br {
857: my ($target,$token) = @_;
858: my $currentstring = '';
859: if ($target eq 'web') {
860: $currentstring .= $token->[2];
861: }
862: return $currentstring;
863: }
864: #-- <big> tag
865: sub start_big {
866: my ($target,$token) = @_;
867: my $currentstring = '';
868: if ($target eq 'web') {
869: $currentstring .= $token->[4];
870: } elsif ($target eq 'tex') {
871: $currentstring .= '\large{';
872: } elsif ($target eq 'latexsource') {
873: $currentstring .= '{\Large ';
874: }
875: return $currentstring;
876: }
877: sub end_big {
878: my ($target,$token) = @_;
879: my $currentstring = '';
880: if ($target eq 'web') {
881: $currentstring .= $token->[2];
882: } elsif ($target eq 'tex') {
883: $currentstring .= '}';
884: } elsif ($target eq 'latexsource') {
885: $currentstring .= '}';
886: }
887: return $currentstring;
888: }
889: #-- <small> tag
890: sub start_small {
891: my ($target,$token) = @_;
892: my $currentstring = '';
893: if ($target eq 'web') {
894: $currentstring .= $token->[4];
895: } elsif ($target eq 'tex') {
896: $currentstring .= '{\footnotesize ';
897: } elsif ($target eq 'latexsource') {
898: $currentstring .= '{\footnotesize ';
899: }
900: return $currentstring;
901: }
902: sub end_small {
903: my ($target,$token) = @_;
904: my $currentstring = '';
905: if ($target eq 'web') {
906: $currentstring .= $token->[2];
907: } elsif ($target eq 'tex') {
908: $currentstring .= '}';
909: } elsif ($target eq 'latexsource') {
910: $currentstring .= '}';
911: }
912: return $currentstring;
913: }
914: #-- <basefont> tag
915: sub start_basefont {
916: my ($target,$token) = @_;
917: my $currentstring = '';
918: if ($target eq 'web') {
919: $currentstring = $token->[4];
920: }
921: return $currentstring;
922: }
923: sub end_basefont {
924: my ($target,$token) = @_;
925: my $currentstring = '';
926: if ($target eq 'web') {
927: $currentstring = $token->[4];
928: }
929: return $currentstring;
930: }
931: #-- <font> tag
932: sub start_font {
933: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
934: my $currentstring = '';
935: if ($target eq 'web') {
936: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
937: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;}
938: $currentstring = $token->[4];
939: }
940: return $currentstring;
941: }
942: sub end_font {
943: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
944: my $currentstring = '';
945: if ($target eq 'web') {
946: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
947: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
948: $currentstring = $token->[2];
949: }
950: return $currentstring;
951: }
952: #-- <strike> tag
953: sub start_strike {
954: my ($target,$token) = @_;
955: my $currentstring = '';
956: if ($target eq 'web') {
957: $currentstring .= $token->[4];
958: } elsif ($target eq 'tex') {
959: $currentstring .= '\underline{';
960: }
961: return $currentstring;
962: }
963: sub end_strike {
964: my ($target,$token) = @_;
965: my $currentstring = '';
966: if ($target eq 'web') {
967: $currentstring .= $token->[2];
968: } elsif ($target eq 'tex') {
969: $currentstring .= '}';
970: }
971: return $currentstring;
972: }
973: #-- <s> tag
974: sub start_s {
975: my ($target,$token) = @_;
976: my $currentstring = '';
977: if ($target eq 'web') {
978: $currentstring .= $token->[4];
979: } elsif ($target eq 'tex') {
980: $currentstring .= '\underline{';
981: }
982: return $currentstring;
983: }
984: sub end_s {
985: my ($target,$token) = @_;
986: my $currentstring = '';
987: if ($target eq 'web') {
988: $currentstring .= $token->[2];
989: } elsif ($target eq 'tex') {
990: $currentstring .= '}';
991: }
992: return $currentstring;
993: }
994: #-- <sub> tag
995: sub start_sub {
996: my ($target,$token) = @_;
997: my $currentstring = '';
998: if ($target eq 'web') {
999: $currentstring .= $token->[4];
1000: } elsif ($target eq 'tex') {
1001: $currentstring .= "\$_{ ";
1002: }
1003: return $currentstring;
1004: }
1005: sub end_sub {
1006: my ($target,$token) = @_;
1007: my $currentstring = '';
1008: if ($target eq 'web') {
1009: $currentstring .= $token->[2];
1010: } elsif ($target eq 'tex') {
1011: $currentstring .= " }\$";
1012: }
1013: return $currentstring;
1014: }
1015: #-- <sup> tag
1016: sub start_sup {
1017: my ($target,$token) = @_;
1018: my $currentstring = '';
1019: if ($target eq 'web') {
1020: $currentstring .= $token->[4];
1021: } elsif ($target eq 'tex') {
1022: $currentstring .= "\$^{ ";
1023: }
1024: return $currentstring;
1025: }
1026: sub end_sup {
1027: my ($target,$token) = @_;
1028: my $currentstring = '';
1029: if ($target eq 'web') {
1030: $currentstring .= $token->[2];
1031: } elsif ($target eq 'tex') {
1032: $currentstring .= " }\$";
1033: }
1034: return $currentstring;
1035: }
1036: #-- <hr> tag
1037: sub start_hr {
1038: my ($target,$token) = @_;
1039: my $currentstring = '';
1040: if ($target eq 'web') {
1041: $currentstring .= $token->[4];
1042: } elsif ($target eq 'tex') {
1043: $currentstring .= '\vskip 0 mm \noindent\makebox[\textwidth/2 ][b]{\hrulefill}\vskip 0 mm ';
1044: }
1045: return $currentstring;
1046: }
1047: sub end_hr {
1048: my ($target,$token) = @_;
1049: my $currentstring = '';
1050: if ($target eq 'web') {
1051: $currentstring .= $token->[2];
1052: } elsif ($target eq 'tex') {
1053: }
1054: return $currentstring;
1055: }
1056: #-- <div> tag
1057: sub start_div {
1058: my ($target,$token) = @_;
1059: my $currentstring = '';
1060: if ($target eq 'web') {
1061: $currentstring .= $token->[4];
1062: }
1063: return $currentstring;
1064: }
1065: sub end_div {
1066: my ($target,$token) = @_;
1067: my $currentstring = '';
1068: if ($target eq 'web') {
1069: $currentstring .= $token->[2];
1070: }
1071: return $currentstring;
1072: }
1073: #-- <a> tag
1074: sub start_a {
1075: my ($target,$token) = @_;
1076: my $currentstring = '';
1077: if ($target eq 'web') {
1078: $currentstring .= $token->[4];
1079: } elsif ($target eq 'tex') {
1080: }
1081: return $currentstring;
1082: }
1083: sub end_a {
1084: my ($target,$token,$tagstack,$stackref) = @_;
1085: my $currentstring = '';
1086: if ($target eq 'web') {
1087: $currentstring .= $token->[2];
1088: } elsif ($target eq 'tex') {
1089: my $tempor_var = $stackref->[$#$stackref];
1090: if (index($tempor_var,'name') != -1 ) {
1091: $tempor_var =~ s/name=([^,]*),/$1/g;
1092: } elsif (index($tempor_var,'href') != -1 ) {
1093: $tempor_var =~ s/href=([^,]*),/$1/g;
1094: $currentstring .= " \\ref{$tempor_var}";
1095: }
1096: }
1097: return $currentstring;
1098: }
1099: #-- <li> tag
1100: sub start_li {
1101: my ($target,$token,$tagstack,$stackref) = @_;
1102: my $currentstring = '';
1103: if ($target eq 'web') {
1104: $currentstring = $token->[4];
1105: } elsif ($target eq 'tex') {
1106: my $tempor_var = $stackref->[$#$stackref];
1107: if (index($tempor_var,'circle') != -1 ) {
1108: $currentstring .= " \\item[o] ";
1109: } elsif (index($tempor_var,'square') != -1 ) {
1110: $currentstring .= " \\item[$\Box$] ";
1111: } elsif ($tempor_var ne '') {
1112: $_ = $tempor_var;
1113: m/my\s*([^=]*)=/;
1114: $currentstring .= " \\item[$1] ";
1115: } else {
1116: $currentstring .= " \\item ";
1117: }
1118: }
1119: return $currentstring;
1120: }
1121: sub end_li {
1122: my ($target,$token) = @_;
1123: my $currentstring = '';
1124: if ($target eq 'web') {
1125: $currentstring = $token->[2];
1126: }
1127: return $currentstring;
1128: }
1129: #-- <u> tag
1130: sub start_u {
1131: my ($target,$token) = @_;
1132: my $currentstring = '';
1133: if ($target eq 'web') {
1134: $currentstring .= $token->[4];
1135: } elsif ($target eq 'tex') {
1136: $currentstring .= '\underline{';
1137: }
1138: return $currentstring;
1139: }
1140: sub end_u {
1141: my ($target,$token) = @_;
1142: my $currentstring = '';
1143: if ($target eq 'web') {
1144: $currentstring .= $token->[2];
1145: } elsif ($target eq 'tex') {
1146: $currentstring .= '}';
1147: }
1148: return $currentstring;
1149: }
1150: #-- <ul> tag
1151: sub start_ul {
1152: my ($target,$token) = @_;
1153: my $currentstring = '';
1154: if ($target eq 'web') {
1155: $currentstring = $token->[4];
1156: } elsif ($target eq 'tex') {
1157: $currentstring = '\begin{itemize}';
1158: }
1159: return $currentstring;
1160: }
1161: sub end_ul {
1162: my ($target,$token) = @_;
1163: my $currentstring = '';
1164: if ($target eq 'web') {
1165: $currentstring = $token->[2];
1166: } elsif ($target eq 'tex') {
1167: $currentstring = '\end{itemize}';
1168: }
1169: return $currentstring;
1170: }
1171: #-- <menu> tag
1172: sub start_menu {
1173: my ($target,$token) = @_;
1174: my $currentstring = '';
1175: if ($target eq 'web') {
1176: $currentstring = $token->[4];
1177: } elsif ($target eq 'tex') {
1178: $currentstring = " \\begin{itemize} ";
1179: }
1180: return $currentstring;
1181: }
1182: sub end_menu {
1183: my ($target,$token) = @_;
1184: my $currentstring = '';
1185: if ($target eq 'web') {
1186: $currentstring = $token->[2];
1187: } elsif ($target eq 'tex') {
1188: $currentstring = " \\end{itemize}";
1189: }
1190: return $currentstring;
1191: }
1192: #-- <dir> tag
1193: sub start_dir {
1194: my ($target,$token) = @_;
1195: my $currentstring = '';
1196: if ($target eq 'web') {
1197: $currentstring = $token->[4];
1198: } elsif ($target eq 'tex') {
1199: $currentstring = " \\begin{itemize} ";
1200: }
1201: return $currentstring;
1202: }
1203: sub end_dir {
1204: my ($target,$token) = @_;
1205: my $currentstring = '';
1206: if ($target eq 'web') {
1207: $currentstring = $token->[2];
1208: } elsif ($target eq 'tex') {
1209: $currentstring = " \\end{itemize}";
1210: }
1211: return $currentstring;
1212: }
1213: #-- <ol> tag
1214: sub start_ol {
1215: my ($target,$token) = @_;
1216: my $currentstring = '';
1217: if ($target eq 'web') {
1218: $currentstring = $token->[4];
1219: } elsif ($target eq 'tex') {
1220: $currentstring = '\begin{enumerate}';
1221: }
1222: return $currentstring;
1223: }
1224: sub end_ol {
1225: my ($target,$token) = @_;
1226: my $currentstring = '';
1227: if ($target eq 'web') {
1228: $currentstring = $token->[2];
1229: } elsif ($target eq 'tex') {
1230: $currentstring = '\end{enumerate}';
1231: }
1232: return $currentstring;
1233: }
1234: #-- <dl> tag
1235: sub start_dl {
1236: my ($target,$token) = @_;
1237: my $currentstring = '';
1238: if ($target eq 'web') {
1239: $currentstring = $token->[4];
1240: } elsif ($target eq 'tex') {
1241: $currentstring = '\begin{description}';
1242: }
1243: return $currentstring;
1244: }
1245: sub end_dl {
1246: my ($target,$token) = @_;
1247: my $currentstring = '';
1248: if ($target eq 'web') {
1249: $currentstring = $token->[2];
1250: } elsif ($target eq 'tex') {
1251: $currentstring = '\end{description}';
1252: }
1253: return $currentstring;
1254: }
1255: #-- <dt> tag
1256: sub start_dt {
1257: my ($target,$token) = @_;
1258: my $currentstring = '';
1259: if ($target eq 'web') {
1260: $currentstring = $token->[4];
1261: } elsif ($target eq 'tex') {
1262: $currentstring = '\item[';
1263: }
1264: return $currentstring;
1265: }
1266: sub end_dt {
1267: my ($target,$token) = @_;
1268: my $currentstring = '';
1269: if ($target eq 'web') {
1270: $currentstring = $token->[2];
1271: } elsif ($target eq 'tex') {
1272: $currentstring = ']';
1273: }
1274: return $currentstring;
1275: }
1276: #-- <dd> tag
1277: sub start_dd {
1278: my ($target,$token) = @_;
1279: my $currentstring = '';
1280: if ($target eq 'web') {
1281: $currentstring = $token->[4];
1282: }
1283: return $currentstring;
1284: }
1285: sub end_dd {
1286: my ($target,$token) = @_;
1287: my $currentstring = '';
1288: if ($target eq 'web') {
1289: $currentstring = $token->[2];
1290: }
1291: return $currentstring;
1292: }
1293: #-- <table> tag
1294: sub start_table {
1295: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1296: my $currentstring = '';
1297: if ($target eq 'web') {
1298: $currentstring = $token->[4];
1299: } elsif ($target eq 'tex') {
1300: my $aa = {};
1301: push @Apache::londefdef::table, $aa;
1302: $Apache::londefdef::table[-1]{'row_number'} = -1;
1303: $Apache::londefdef::table[-1]{'output'} = ' \noindent \begin{tabular} ';
1304: my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);
1305: unless (defined $border) { $border = 0; }
1306: if ($border) {
1307: $Apache::londefdef::table[-1]{'hinc'} = '\hline ';
1308: $Apache::londefdef::table[-1]{'vinc'} = '&';
1309: $Apache::londefdef::table[-1]{'vvinc'} = '|';
1310: } else {
1311: $Apache::londefdef::table[-1]{'hinc'} = '';
1312: $Apache::londefdef::table[-1]{'vinc'} = '&';
1313: $Apache::londefdef::table[-1]{'vvinc'} = '';
1314: }
1315: }
1316: return $currentstring;
1317: }
1318: sub end_table {
1319: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1320: my $currentstring = '';
1321: if ($target eq 'web') {
1322: $currentstring = $token->[2];
1323: } elsif ($target eq 'tex') {
1324: my $inmemory = '';
1325: my $output = '';
1326: #construct header of the table
1327: my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};
1328: my $in;
1329: for ($in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) {
1330: $header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'};
1331: }
1332: $header_of_table .= '}';
1333: #fill the table
1334: for ($in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
1335: $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in];
1336: chop $output;
1337: $output .= ' \\\\ ';
1338: }
1339: #define the length of the table cells
1340: my @lengthforoutput = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]);
1341: my $how_many_columns = $#lengthforoutput + 1;
1342: my $filled_columns = 0;
1343: foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) {
1344: my @length = split(/,/,$tempo_length);
1345: my $nfilled_columns = 0;
1346: for (my $ico=0;$ico<$how_many_columns;$ico++) {
1347: if (not $lengthforoutput[$ico]=~m/\s*0\s*/) {$nfilled_columns++;}
1348: }
1349: if ($nfilled_columns > $filled_columns) {$filled_columns=$nfilled_columns;}
1350: }
1351: my $temp_file;
1352: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.tbl";
1353: if (-e $filename) {
1354: $temp_file = Apache::File->new($filename);
1355: my @tbl_file_content = <$temp_file>;
1356: my ($one,$two) = split(/,/,$tbl_file_content[0]);
1357: $how_many_columns+=$one-1;
1358: $filled_columns+=$two;
1359: } else {
1360: $temp_file = Apache::File->new('>>'.$filename);
1361: }
1362: print $temp_file "$how_many_columns,$filled_columns\n";
1363: foreach my $tempo_length (@{ $Apache::londefdef::table[-1]{'lengthrow'} }) {
1364: my @length = split(/,/,$tempo_length);
1365: for (my $ico=0;$ico<=$#lengthforoutput;$ico++) {
1366: $lengthforoutput[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/;
1367: my $old_value = $1;
1368: my $old_unit = $2;
1369: if ($old_unit eq 'cm') {
1370: $old_value = $old_value * 10;
1371: } elsif ($old_unit eq 'in') {
1372: $old_value = $old_value * 25.4;
1373: } elsif ($old_unit eq 'pt') {
1374: $old_value = $old_value * 25.4/72.27;
1375: } elsif ($old_unit eq 'pc') {
1376: $old_value = $old_value * 25.4/6.022;
1377: }
1378: $old_unit = 'mm';
1379: $length[$ico] =~ m/(\d*\.?\d*)\s*(\w+)/;
1380: my $new_value = $1;
1381: my $new_unit = $2;
1382: if ($new_unit eq 'cm') {
1383: $new_value = $new_value * 10;
1384: } elsif ($old_unit eq 'in') {
1385: $new_value = $new_value * 25.4;
1386: } elsif ($old_unit eq 'pt') {
1387: $new_value = $new_value * 25.4/72.27;
1388: } elsif ($old_unit eq 'pc') {
1389: $new_value = $new_value * 25.4/6.022;
1390: }
1391: $new_unit = 'mm';
1392: if ($old_value < $new_value) {
1393: $lengthforoutput[$ico] = $new_value.' mm';
1394: } else {
1395: $lengthforoutput[$ico] = $old_value.' mm';
1396: }
1397: }
1398: }
1399: my $parboxlength = '(\textwidth';
1400: for (my $io=0; $io<=$#lengthforoutput;$io++) {
1401: $parboxlength .= ' - '.$lengthforoutput[$io].' ';
1402: }
1403: $parboxlength .= ')/($GLOBALnumberOFcolumns+1) - 3 mm';
1404: $output =~ s/\\parbox{}{}/\\parbox{1 mm}{}/g;
1405: $output =~ s/\\parbox{}{(\\textbf{\w?\.?})}/\\parbox{5 mm}{$1}/g; #for stupid tables with empty columns
1406: $output =~ s/\\parbox{}/\\parbox{$parboxlength}/g;
1407: my ($howmanyatall,$howmanyfilled) = (0,0);
1408:
1409: my @tagar = @$tagstack;
1410: my $signature = 1;
1411: for (my $ico=0;$ico<$#tagar;$ico++) {
1412: if ($tagar[$ico] eq 'table') { $signature = 0; }
1413: }
1414: if ($signature) {
1415: my $totalnumber = $how_many_columns-$filled_columns-1;
1416: $output =~ s/\$GLOBALnumberOFcolumns/$totalnumber/g;
1417: }
1418: $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm ';
1419: if ($#Apache::londefdef::table > 0) {
1420: $inmemory = $Apache::londefdef::table[-1]{'output'};
1421: pop @Apache::londefdef::table;
1422: $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}] .= $inmemory;
1423: } else {
1424: $currentstring = $Apache::londefdef::table[-1]{'output'};
1425: $currentstring =~ s/\\\\\s+\\\\/\\\\/g;
1426: pop @Apache::londefdef::table;
1427: if (-e $filename) {
1428: unlink $filename;
1429: }
1430: }
1431: }
1432: return $currentstring;
1433: }
1434: #-- <tr> tag
1435: sub start_tr {
1436: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1437: my $currentstring = '';
1438: if ($target eq 'web') {
1439: $currentstring = $token->[4];
1440: } elsif ($target eq 'tex') {
1441: $Apache::londefdef::table[-1]{'row_number'}++;
1442: my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1443: if ($alignchar ne '') {
1444: push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar;
1445: } else {
1446: push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';
1447: }
1448: push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});
1449: $Apache::londefdef::table[-1]{'counter_columns'} = -1;
1450: $Apache::londefdef::table[-1]{'length'} = '';
1451: }
1452: return $currentstring;
1453: }
1454: sub end_tr {
1455: my ($target,$token) = @_;
1456: my $currentstring = '';
1457: if ($target eq 'web') {
1458: $currentstring = $token->[2];
1459: } elsif ($target eq 'tex') {
1460: # $currentstring .= ' START ROW '. $Apache::londefdef::table[-1]{'rowdata'}[$Apache::londefdef::table[-1]{'row_number'}].' END ROW ';
1461: push @{ $Apache::londefdef::table[-1]{'lengthrow'} },$Apache::londefdef::table[-1]{'length'};
1462:
1463: }
1464: return $currentstring;
1465: }
1466: #-- <td> tag
1467: sub start_td {
1468: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1469: my $currentstring = '';
1470: if ($target eq 'web') {
1471: $currentstring = $token->[4];
1472: } elsif ($target eq 'tex') {
1473: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1474: if ($what_to_push eq '') {
1475: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1476: }
1477: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1478: $Apache::londefdef::table[-1]{'counter_columns'}++;
1479: &Apache::lonxml::startredirection();
1480: ;
1481: }
1482: return $currentstring;
1483: }
1484: sub end_td {
1485: my ($target,$token) = @_;
1486: my $currentstring = '';
1487: my $tempolen = '';
1488: if ($target eq 'web') {
1489: $currentstring = $token->[2];
1490: } elsif ($target eq 'tex') {
1491: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1492: my $data=&Apache::lonxml::endredirection();
1493: if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm|in|pc|pt))/) {
1494: $Apache::londefdef::table[-1]{'length'} .= $1.',';
1495: $tempolen = $1;
1496: } else {
1497: if (length($data)<5) {
1498: $Apache::londefdef::table[-1]{'length'} .= '7 mm,';
1499: $tempolen = '5 mm';
1500: } else {
1501: $Apache::londefdef::table[-1]{'length'} .= '0 mm,';
1502: $tempolen = '';
1503: }
1504: }
1505: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$tempolen.'}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
1506: }
1507: return $currentstring;
1508: }
1509: #-- <th> tag
1510: sub start_th {
1511: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1512: my $currentstring = '';
1513: if ($target eq 'web') {
1514: $currentstring = $token->[4];
1515: } elsif ($target eq 'tex') {
1516: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
1517: if ($what_to_push eq '') {
1518: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1519: }
1520: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1521: $Apache::londefdef::table[-1]{'counter_columns'}++;
1522: &Apache::lonxml::startredirection();
1523: ;
1524: }
1525: return $currentstring;
1526: }
1527: sub end_th {
1528: my ($target,$token) = @_;
1529: my $currentstring = '';
1530: if ($target eq 'web') {
1531: $currentstring = $token->[2];
1532: } elsif ($target eq 'tex') {
1533: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1534: my $data=&Apache::lonxml::endredirection();
1535: if ($data=~m/width\s*=\s*(\d+\.*\d*\s*(mm|cm))/) {
1536: $Apache::londefdef::table[-1]{'length'} .= $1.',';
1537: } else {
1538: $Apache::londefdef::table[-1]{'length'} .= '0 mm,';
1539: }
1540: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{'.$1.'}{\textbf{'.$data.'}} '.$Apache::londefdef::table[-1]{'vinc'};
1541: }
1542: return $currentstring;
1543: }
1544: #-- <img> tag
1545: sub start_img {
1546: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1547: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1548: $token->[2]->{'src'};
1549: my $currentstring = '';
1550: my $width_param = '';
1551: my $height_param = '';
1552: my $scaling = .3;
1553:
1554: if ($target eq 'web') {
1555: $currentstring = $token->[4];
1556: } elsif ($target eq 'tex') {
1557: my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval);
1558: $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
1559: #if original gif/jpg file exist do following:
1560: if (-e $src) {
1561: #defines the default size of image
1562: my $image = Image::Magick->new;
1563: my $current_figure = $image->Read($src);
1564: $width_param = $image->Get('width') * $scaling;;
1565: $height_param = $image->Get('height') * $scaling;;
1566: undef $image;
1567: #do we have any specified size of the picture?
1568: my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
1569: my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
1570: my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval);
1571: if ($TeXwidth ne '') {
1572: $width_param = $TeXwidth;
1573: } elsif ($TeXheight ne '') {
1574: $width_param = $TeXheight/$height_param*$width_param;
1575: } elsif ($width ne '') {
1576: $width_param = $width*$scaling;
1577: }
1578: my $file;
1579: my $path;
1580: if ($src =~ m!(.*)/([^/]*)$!) {
1581: $file = $2;
1582: $path = $1.'/';
1583: }
1584: my $newsrc = $src;
1585: $newsrc =~ s/(\.gif|\.jpg)$/\.eps/i;
1586: $file=~s/(\.gif|\.jpg)$/\.eps/i;
1587: #where can we find the picture?
1588: if (-e $newsrc) {
1589: #eps counterpart for image exist
1590: if ($path) {
1591: $currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';
1592: }
1593: } else {
1594: #there is no eps counterpart for image - check for ps one
1595: $newsrc =~ s/\.eps$/\.ps/;
1596: if (-e $newsrc) {
1597: #ps counterpart for image exist
1598: $file =~ s/\.eps$/\.ps/;
1599: if ($path) {
1600: $currentstring .= '\noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';
1601: }
1602: } else {
1603: #there aren't eps or ps - so create eps
1604: my $temp_file;
1605: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
1606: $temp_file = Apache::File->new('>>'.$filename);
1607: print $temp_file "$src\n";
1608: $currentstring .= '\graphicspath{{/home/httpd/prtspool/}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';
1609: }
1610: }
1611: } else {
1612: #original image file doesn't exist so check the alt attribute
1613: my $alt = &Apache::lonxml::get_param('alt',$parstack,$safeeval);
1614: if ($alt) {
1615: $currentstring .= ' '.$alt.' ';
1616: } else {
1617: #there are no image and alt attribute
1618: $currentstring .= ' THE ORIGINAL PROBLEM CONTAINS EMPTY IMG TAG WITHOUT IMAGE AND ALT ATTRIBUTE ';
1619: }
1620: }
1621: }
1622: return $currentstring;
1623: }
1624: sub end_img {
1625: my ($target,$token) = @_;
1626: my $currentstring = '';
1627: if ($target eq 'web') {
1628: $currentstring = $token->[2];
1629: } elsif ($target eq 'tex') {
1630: $currentstring = '';
1631: }
1632: return $currentstring;
1633: }
1634: #-- <applet> tag
1635:
1636: sub start_applet {
1637: my ($target,$token) = @_;
1638: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1639: $token->[2]->{'code'};
1640: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1641: $token->[2]->{'archive'};
1642: my $currentstring = '';
1643: if ($target eq 'web') {
1644: $currentstring = $token->[4];
1645: } elsif ($target eq 'tex') {
1646: $currentstring = " \\begin{figure} ";
1647: }
1648: return $currentstring;
1649: }
1650: sub end_applet {
1651: my ($target,$token) = @_;
1652: my $currentstring = '';
1653: if ($target eq 'web') {
1654: $currentstring = $token->[2];
1655: } elsif ($target eq 'tex') {
1656: $currentstring = " \\end{figure}";
1657: }
1658: return $currentstring;
1659: }
1660:
1661: #-- <embed> tag
1662:
1663: sub start_embed {
1664: my ($target,$token) = @_;
1665: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1666: $token->[2]->{'src'};
1667: my $currentstring = '';
1668: if ($target eq 'web') {
1669: $currentstring = $token->[4];
1670: } elsif ($target eq 'tex') {
1671: $currentstring = " \\begin{figure} ";
1672: }
1673: return $currentstring;
1674: }
1675: sub end_embed {
1676: my ($target,$token) = @_;
1677: my $currentstring = '';
1678: if ($target eq 'web') {
1679: $currentstring = $token->[2];
1680: } elsif ($target eq 'tex') {
1681: $currentstring = " \\end{figure}";
1682: }
1683: return $currentstring;
1684: }
1685:
1686: #-- <param> tag
1687:
1688: sub start_param {
1689: my ($target,$token) = @_;
1690: if ($token->[2]->{'name'} eq 'cabbase') {
1691: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1692: $token->[2]->{'value'};
1693: }
1694: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1695: $token->[2]->{'src'};
1696: my $currentstring = '';
1697: if ($target eq 'web') {
1698: $currentstring = $token->[4];
1699: } elsif ($target eq 'tex') {
1700: $currentstring = " \\begin{figure} ";
1701: }
1702: return $currentstring;
1703: }
1704: sub end_param {
1705: my ($target,$token) = @_;
1706: my $currentstring = '';
1707: if ($target eq 'web') {
1708: $currentstring = $token->[2];
1709: } elsif ($target eq 'tex') {
1710: $currentstring = " \\end{figure}";
1711: }
1712: return $currentstring;
1713: }
1714:
1715: #-- <allow> tag
1716:
1717: sub start_allow {
1718: my ($target,$token) = @_;
1719:
1720: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1721: $token->[2]->{'src'};
1722:
1723: return '';
1724: }
1725: sub end_allow {
1726: return '';
1727: }
1728: #-- Frames
1729: sub start_frameset {
1730: my ($target,$token) = @_;
1731: my $currentstring = '';
1732: if ($target eq 'web') {
1733: if (!$Apache::lonxml::registered) {
1734: $currentstring.='<head>'.
1735: &Apache::lonxml::registerurl(undef,$target).'</head>';
1736: }
1737: $currentstring .= $token->[4];
1738: }
1739: return $currentstring;
1740: }
1741: sub end_frameset {
1742: my ($target,$token) = @_;
1743: my $currentstring = '';
1744: if ($target eq 'web') {
1745: $currentstring = $token->[2];
1746: }
1747: return $currentstring;
1748: }
1749: #-- <pre>
1750: sub start_pre {
1751: my ($target,$token) = @_;
1752: my $currentstring = '';
1753: if ($target eq 'web') {
1754: $currentstring .= $token->[4];
1755: } elsif ($target eq 'tex') {
1756: $currentstring .= '\begin{verbatim}';
1757: }
1758: return $currentstring;
1759: }
1760: sub end_pre {
1761: my ($target,$token) = @_;
1762: my $currentstring = '';
1763: if ($target eq 'web') {
1764: $currentstring .= $token->[2];
1765: } elsif ($target eq 'tex') {
1766: $currentstring .= '\end{verbatim}';
1767: }
1768: return $currentstring;
1769: }
1770: #-- <insert>
1771: sub start_insert {
1772: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1773: my $currentstring = '';
1774: if ($target eq 'web') {
1775: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval);
1776: $currentstring .= '<b>'.$display.'</b>';;
1777: }
1778: return $currentstring;
1779: }
1780: sub end_insert {
1781: my ($target,$token) = @_;
1782: my $currentstring = '';
1783: if ($target eq 'web') {
1784: $currentstring .= '';
1785: }
1786: return $currentstring;
1787: }
1788: #-- <externallink>
1789: sub start_externallink {
1790: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1791: my $currentstring = '';
1792: if ($target eq 'web') {
1793: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval);
1794: $currentstring .= '<b>'.$display.'</b>';;
1795: }
1796: return $currentstring;
1797: }
1798: sub end_externallink {
1799: my ($target,$token) = @_;
1800: my $currentstring = '';
1801: if ($target eq 'web') {
1802: $currentstring .= '';
1803: }
1804: return $currentstring;
1805: }
1806: #-- <blankspace heigth="">
1807: sub start_blankspace {
1808: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1809: my $currentstring = '';
1810: if ($target eq 'tex') {
1811: my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval);
1812: $currentstring .= '\vskip '.$howmuch.' ';
1813: }
1814: return $currentstring;
1815: }
1816: sub end_blankspace {
1817: my ($target,$token) = @_;
1818: my $currentstring = '';
1819: if ($target eq 'tex') {
1820: $currentstring .= '';
1821: }
1822: return $currentstring;
1823: }
1824: #-- <abbr> tag
1825: sub start_abbr {
1826: my ($target,$token) = @_;
1827: my $currentstring = '';
1828: if ($target eq 'web') {
1829: $currentstring = $token->[4];
1830: }
1831: return $currentstring;
1832: }
1833: sub end_abbr {
1834: my ($target,$token) = @_;
1835: my $currentstring = '';
1836: if ($target eq 'web') {
1837: $currentstring = $token->[2];
1838: }
1839: return $currentstring;
1840: }
1841: #-- <acronym> tag
1842: sub start_acronym {
1843: my ($target,$token) = @_;
1844: my $currentstring = '';
1845: if ($target eq 'web') {
1846: $currentstring = $token->[4];
1847: }
1848: return $currentstring;
1849: }
1850: sub end_acronym {
1851: my ($target,$token) = @_;
1852: my $currentstring = '';
1853: if ($target eq 'web') {
1854: $currentstring = $token->[2];
1855: }
1856: return $currentstring;
1857: }
1858: #-- <area> tag
1859: sub start_area {
1860: my ($target,$token) = @_;
1861: my $currentstring = '';
1862: if ($target eq 'web') {
1863: $currentstring = $token->[4];
1864: }
1865: return $currentstring;
1866: }
1867: sub end_area {
1868: my ($target,$token) = @_;
1869: my $currentstring = '';
1870: if ($target eq 'web') {
1871: $currentstring = $token->[2];
1872: }
1873: return $currentstring;
1874: }
1875: #-- <base> tag
1876: sub start_base {
1877: my ($target,$token) = @_;
1878: my $currentstring = '';
1879: if ($target eq 'web') {
1880: $currentstring = $token->[4];
1881: }
1882: return $currentstring;
1883: }
1884: sub end_base {
1885: my ($target,$token) = @_;
1886: my $currentstring = '';
1887: if ($target eq 'web') {
1888: $currentstring = $token->[2];
1889: }
1890: return $currentstring;
1891: }
1892: #-- <bdo> tag
1893: sub start_bdo {
1894: my ($target,$token) = @_;
1895: my $currentstring = '';
1896: if ($target eq 'web') {
1897: $currentstring = $token->[4];
1898: }
1899: return $currentstring;
1900: }
1901: sub end_bdo {
1902: my ($target,$token) = @_;
1903: my $currentstring = '';
1904: if ($target eq 'web') {
1905: $currentstring = $token->[2];
1906: }
1907: return $currentstring;
1908: }
1909: #-- <bgsound> tag
1910: sub start_bgsound {
1911: my ($target,$token) = @_;
1912: my $currentstring = '';
1913: if ($target eq 'web') {
1914: $currentstring = $token->[4];
1915: }
1916: return $currentstring;
1917: }
1918: sub end_bgsound {
1919: my ($target,$token) = @_;
1920: my $currentstring = '';
1921: if ($target eq 'web') {
1922: $currentstring = $token->[2];
1923: }
1924: return $currentstring;
1925: }
1926: #-- <blink> tag
1927: sub start_blink {
1928: my ($target,$token) = @_;
1929: my $currentstring = '';
1930: if ($target eq 'web') {
1931: $currentstring = $token->[4];
1932: }
1933: return $currentstring;
1934: }
1935: sub end_blink {
1936: my ($target,$token) = @_;
1937: my $currentstring = '';
1938: if ($target eq 'web') {
1939: $currentstring = $token->[2];
1940: }
1941: return $currentstring;
1942: }
1943: #-- <blockquote> tag
1944: sub start_blockquote {
1945: my ($target,$token) = @_;
1946: my $currentstring = '';
1947: if ($target eq 'web') {
1948: $currentstring = $token->[4];
1949: }
1950: return $currentstring;
1951: }
1952: sub end_blockquote {
1953: my ($target,$token) = @_;
1954: my $currentstring = '';
1955: if ($target eq 'web') {
1956: $currentstring = $token->[2];
1957: }
1958: return $currentstring;
1959: }
1960: #-- <button> tag
1961: sub start_button {
1962: my ($target,$token) = @_;
1963: my $currentstring = '';
1964: if ($target eq 'web') {
1965: $currentstring = $token->[4];
1966: }
1967: return $currentstring;
1968: }
1969: sub end_button {
1970: my ($target,$token) = @_;
1971: my $currentstring = '';
1972: if ($target eq 'web') {
1973: $currentstring = $token->[2];
1974: }
1975: return $currentstring;
1976: }
1977: #-- <caption> tag
1978: sub start_caption {
1979: my ($target,$token) = @_;
1980: my $currentstring = '';
1981: if ($target eq 'web') {
1982: $currentstring = $token->[4];
1983: }
1984: return $currentstring;
1985: }
1986: sub end_caption {
1987: my ($target,$token) = @_;
1988: my $currentstring = '';
1989: if ($target eq 'web') {
1990: $currentstring = $token->[2];
1991: }
1992: return $currentstring;
1993: }
1994: #-- <col> tag
1995: sub start_col {
1996: my ($target,$token) = @_;
1997: my $currentstring = '';
1998: if ($target eq 'web') {
1999: $currentstring = $token->[4];
2000: }
2001: return $currentstring;
2002: }
2003: sub end_col {
2004: my ($target,$token) = @_;
2005: my $currentstring = '';
2006: if ($target eq 'web') {
2007: $currentstring = $token->[2];
2008: }
2009: return $currentstring;
2010: }
2011: #-- <colgroup> tag
2012: sub start_colgroup {
2013: my ($target,$token) = @_;
2014: my $currentstring = '';
2015: if ($target eq 'web') {
2016: $currentstring = $token->[4];
2017: }
2018: return $currentstring;
2019: }
2020: sub end_colgroup {
2021: my ($target,$token) = @_;
2022: my $currentstring = '';
2023: if ($target eq 'web') {
2024: $currentstring = $token->[2];
2025: }
2026: return $currentstring;
2027: }
2028: #-- <del> tag
2029: sub start_del {
2030: my ($target,$token) = @_;
2031: my $currentstring = '';
2032: if ($target eq 'web') {
2033: $currentstring = $token->[4];
2034: }
2035: return $currentstring;
2036: }
2037: sub end_del {
2038: my ($target,$token) = @_;
2039: my $currentstring = '';
2040: if ($target eq 'web') {
2041: $currentstring = $token->[2];
2042: }
2043: return $currentstring;
2044: }
2045: #-- <fieldset> tag
2046: sub start_fieldset {
2047: my ($target,$token) = @_;
2048: my $currentstring = '';
2049: if ($target eq 'web') {
2050: $currentstring = $token->[4];
2051: }
2052: return $currentstring;
2053: }
2054: sub end_fieldset {
2055: my ($target,$token) = @_;
2056: my $currentstring = '';
2057: if ($target eq 'web') {
2058: $currentstring = $token->[2];
2059: }
2060: return $currentstring;
2061: }
2062: #-- <frame> tag
2063: sub start_frame {
2064: my ($target,$token) = @_;
2065: my $currentstring = '';
2066: if ($target eq 'web') {
2067: $currentstring = $token->[4];
2068: }
2069: return $currentstring;
2070: }
2071: sub end_frame {
2072: my ($target,$token) = @_;
2073: my $currentstring = '';
2074: if ($target eq 'web') {
2075: $currentstring = $token->[2];
2076: }
2077: return $currentstring;
2078: }
2079: #-- <iframe> tag
2080: sub start_iframe {
2081: my ($target,$token) = @_;
2082: my $currentstring = '';
2083: if ($target eq 'web') {
2084: $currentstring = $token->[4];
2085: }
2086: return $currentstring;
2087: }
2088: sub end_iframe {
2089: my ($target,$token) = @_;
2090: my $currentstring = '';
2091: if ($target eq 'web') {
2092: $currentstring = $token->[2];
2093: }
2094: return $currentstring;
2095: }
2096: #-- <ins> tag
2097: sub start_ins {
2098: my ($target,$token) = @_;
2099: my $currentstring = '';
2100: if ($target eq 'web') {
2101: $currentstring = $token->[4];
2102: }
2103: return $currentstring;
2104: }
2105: sub end_ins {
2106: my ($target,$token) = @_;
2107: my $currentstring = '';
2108: if ($target eq 'web') {
2109: $currentstring = $token->[2];
2110: }
2111: return $currentstring;
2112: }
2113: #-- <isindex> tag
2114: sub start_isindex {
2115: my ($target,$token) = @_;
2116: my $currentstring = '';
2117: if ($target eq 'web') {
2118: $currentstring = $token->[4];
2119: }
2120: return $currentstring;
2121: }
2122: sub end_isindex {
2123: my ($target,$token) = @_;
2124: my $currentstring = '';
2125: if ($target eq 'web') {
2126: $currentstring = $token->[2];
2127: }
2128: return $currentstring;
2129: }
2130: #-- <keygen> tag
2131: sub start_keygen {
2132: my ($target,$token) = @_;
2133: my $currentstring = '';
2134: if ($target eq 'web') {
2135: $currentstring = $token->[4];
2136: }
2137: return $currentstring;
2138: }
2139: sub end_keygen {
2140: my ($target,$token) = @_;
2141: my $currentstring = '';
2142: if ($target eq 'web') {
2143: $currentstring = $token->[2];
2144: }
2145: return $currentstring;
2146: }
2147: #-- <label> tag
2148: sub start_label {
2149: my ($target,$token) = @_;
2150: my $currentstring = '';
2151: if ($target eq 'web') {
2152: $currentstring = $token->[4];
2153: }
2154: return $currentstring;
2155: }
2156: sub end_label {
2157: my ($target,$token) = @_;
2158: my $currentstring = '';
2159: if ($target eq 'web') {
2160: $currentstring = $token->[2];
2161: }
2162: return $currentstring;
2163: }
2164: #-- <layer> tag
2165: sub start_layer {
2166: my ($target,$token) = @_;
2167: my $currentstring = '';
2168: if ($target eq 'web') {
2169: $currentstring = $token->[4];
2170: }
2171: return $currentstring;
2172: }
2173: sub end_layer {
2174: my ($target,$token) = @_;
2175: my $currentstring = '';
2176: if ($target eq 'web') {
2177: $currentstring = $token->[2];
2178: }
2179: return $currentstring;
2180: }
2181: #-- <legend> tag
2182: sub start_legend {
2183: my ($target,$token) = @_;
2184: my $currentstring = '';
2185: if ($target eq 'web') {
2186: $currentstring = $token->[4];
2187: }
2188: return $currentstring;
2189: }
2190: sub end_legend {
2191: my ($target,$token) = @_;
2192: my $currentstring = '';
2193: if ($target eq 'web') {
2194: $currentstring = $token->[2];
2195: }
2196: return $currentstring;
2197: }
2198: #-- <link> tag
2199: sub start_link {
2200: my ($target,$token) = @_;
2201: my $currentstring = '';
2202: if ($target eq 'web') {
2203: $currentstring = $token->[4];
2204: }
2205: return $currentstring;
2206: }
2207: sub end_link {
2208: my ($target,$token) = @_;
2209: my $currentstring = '';
2210: if ($target eq 'web') {
2211: $currentstring = $token->[2];
2212: }
2213: return $currentstring;
2214: }
2215: #-- <marquee> tag
2216: sub start_marquee {
2217: my ($target,$token) = @_;
2218: my $currentstring = '';
2219: if ($target eq 'web') {
2220: $currentstring = $token->[4];
2221: }
2222: return $currentstring;
2223: }
2224: sub end_marquee {
2225: my ($target,$token) = @_;
2226: my $currentstring = '';
2227: if ($target eq 'web') {
2228: $currentstring = $token->[2];
2229: }
2230: return $currentstring;
2231: }
2232: #-- <malticol> tag
2233: sub start_malticol {
2234: my ($target,$token) = @_;
2235: my $currentstring = '';
2236: if ($target eq 'web') {
2237: $currentstring = $token->[4];
2238: }
2239: return $currentstring;
2240: }
2241: sub end_malticol {
2242: my ($target,$token) = @_;
2243: my $currentstring = '';
2244: if ($target eq 'web') {
2245: $currentstring = $token->[2];
2246: }
2247: return $currentstring;
2248: }
2249: #-- <nobr> tag
2250: sub start_nobr {
2251: my ($target,$token) = @_;
2252: my $currentstring = '';
2253: if ($target eq 'web') {
2254: $currentstring = $token->[4];
2255: }
2256: return $currentstring;
2257: }
2258: sub end_nobr {
2259: my ($target,$token) = @_;
2260: my $currentstring = '';
2261: if ($target eq 'web') {
2262: $currentstring = $token->[2];
2263: }
2264: return $currentstring;
2265: }
2266: #-- <noembed> tag
2267: sub start_noembed {
2268: my ($target,$token) = @_;
2269: my $currentstring = '';
2270: if ($target eq 'web') {
2271: $currentstring = $token->[4];
2272: }
2273: return $currentstring;
2274: }
2275: sub end_noembed {
2276: my ($target,$token) = @_;
2277: my $currentstring = '';
2278: if ($target eq 'web') {
2279: $currentstring = $token->[2];
2280: }
2281: return $currentstring;
2282: }
2283: #-- <noframes> tag
2284: sub start_noframes {
2285: my ($target,$token) = @_;
2286: my $currentstring = '';
2287: if ($target eq 'web') {
2288: $currentstring = $token->[4];
2289: }
2290: return $currentstring;
2291: }
2292: sub end_noframes {
2293: my ($target,$token) = @_;
2294: my $currentstring = '';
2295: if ($target eq 'web') {
2296: $currentstring = $token->[2];
2297: }
2298: return $currentstring;
2299: }
2300: #-- <nolayer> tag
2301: sub start_nolayer {
2302: my ($target,$token) = @_;
2303: my $currentstring = '';
2304: if ($target eq 'web') {
2305: $currentstring = $token->[4];
2306: }
2307: return $currentstring;
2308: }
2309: sub end_nolayer {
2310: my ($target,$token) = @_;
2311: my $currentstring = '';
2312: if ($target eq 'web') {
2313: $currentstring = $token->[2];
2314: }
2315: return $currentstring;
2316: }
2317: #-- <noscript> tag
2318: sub start_noscript {
2319: my ($target,$token) = @_;
2320: my $currentstring = '';
2321: if ($target eq 'web') {
2322: $currentstring = $token->[4];
2323: }
2324: return $currentstring;
2325: }
2326: sub end_noscript {
2327: my ($target,$token) = @_;
2328: my $currentstring = '';
2329: if ($target eq 'web') {
2330: $currentstring = $token->[2];
2331: }
2332: return $currentstring;
2333: }
2334: #-- <object> tag
2335: sub start_object {
2336: my ($target,$token) = @_;
2337: my $currentstring = '';
2338: if ($target eq 'web') {
2339: $currentstring = $token->[4];
2340: }
2341: return $currentstring;
2342: }
2343: sub end_object {
2344: my ($target,$token) = @_;
2345: my $currentstring = '';
2346: if ($target eq 'web') {
2347: $currentstring = $token->[2];
2348: }
2349: return $currentstring;
2350: }
2351: #-- <optgroup> tag
2352: sub start_optgroup {
2353: my ($target,$token) = @_;
2354: my $currentstring = '';
2355: if ($target eq 'web') {
2356: $currentstring = $token->[4];
2357: }
2358: return $currentstring;
2359: }
2360: sub end_optgroup {
2361: my ($target,$token) = @_;
2362: my $currentstring = '';
2363: if ($target eq 'web') {
2364: $currentstring = $token->[2];
2365: }
2366: return $currentstring;
2367: }
2368: #-- <samp> tag
2369: sub start_samp {
2370: my ($target,$token) = @_;
2371: my $currentstring = '';
2372: if ($target eq 'web') {
2373: $currentstring = $token->[4];
2374: }
2375: return $currentstring;
2376: }
2377: sub end_samp {
2378: my ($target,$token) = @_;
2379: my $currentstring = '';
2380: if ($target eq 'web') {
2381: $currentstring = $token->[2];
2382: }
2383: return $currentstring;
2384: }
2385: #-- <server> tag
2386: sub start_server {
2387: my ($target,$token) = @_;
2388: my $currentstring = '';
2389: if ($target eq 'web') {
2390: $currentstring = $token->[4];
2391: }
2392: return $currentstring;
2393: }
2394: sub end_server {
2395: my ($target,$token) = @_;
2396: my $currentstring = '';
2397: if ($target eq 'web') {
2398: $currentstring = $token->[2];
2399: }
2400: return $currentstring;
2401: }
2402: #-- <spacer> tag
2403: sub start_spacer {
2404: my ($target,$token) = @_;
2405: my $currentstring = '';
2406: if ($target eq 'web') {
2407: $currentstring = $token->[4];
2408: }
2409: return $currentstring;
2410: }
2411: sub end_spacer {
2412: my ($target,$token) = @_;
2413: my $currentstring = '';
2414: if ($target eq 'web') {
2415: $currentstring = $token->[2];
2416: }
2417: return $currentstring;
2418: }
2419: #-- <span> tag
2420: sub start_span {
2421: my ($target,$token) = @_;
2422: my $currentstring = '';
2423: if ($target eq 'web') {
2424: $currentstring = $token->[4];
2425: }
2426: return $currentstring;
2427: }
2428: sub end_span {
2429: my ($target,$token) = @_;
2430: my $currentstring = '';
2431: if ($target eq 'web') {
2432: $currentstring = $token->[2];
2433: }
2434: return $currentstring;
2435: }
2436: #-- <tbody> tag
2437: sub start_tbody {
2438: my ($target,$token) = @_;
2439: my $currentstring = '';
2440: if ($target eq 'web') {
2441: $currentstring = $token->[4];
2442: }
2443: return $currentstring;
2444: }
2445: sub end_tbody {
2446: my ($target,$token) = @_;
2447: my $currentstring = '';
2448: if ($target eq 'web') {
2449: $currentstring = $token->[2];
2450: }
2451: return $currentstring;
2452: }
2453: #-- <tfoot> tag
2454: sub start_tfoot {
2455: my ($target,$token) = @_;
2456: my $currentstring = '';
2457: if ($target eq 'web') {
2458: $currentstring = $token->[4];
2459: }
2460: return $currentstring;
2461: }
2462: sub end_tfoot {
2463: my ($target,$token) = @_;
2464: my $currentstring = '';
2465: if ($target eq 'web') {
2466: $currentstring = $token->[2];
2467: }
2468: return $currentstring;
2469: }
2470: #-- <thead> tag
2471: sub start_thead {
2472: my ($target,$token) = @_;
2473: my $currentstring = '';
2474: if ($target eq 'web') {
2475: $currentstring = $token->[4];
2476: }
2477: return $currentstring;
2478: }
2479: sub end_thead {
2480: my ($target,$token) = @_;
2481: my $currentstring = '';
2482: if ($target eq 'web') {
2483: $currentstring = $token->[2];
2484: }
2485: return $currentstring;
2486: }
2487: #-- <var> tag
2488: sub start_var {
2489: my ($target,$token) = @_;
2490: my $currentstring = '';
2491: if ($target eq 'web') {
2492: $currentstring = $token->[4];
2493: }
2494: return $currentstring;
2495: }
2496: sub end_var {
2497: my ($target,$token) = @_;
2498: my $currentstring = '';
2499: if ($target eq 'web') {
2500: $currentstring = $token->[2];
2501: }
2502: return $currentstring;
2503: }
2504: #-- <wbr> tag
2505: sub start_wbr {
2506: my ($target,$token) = @_;
2507: my $currentstring = '';
2508: if ($target eq 'web') {
2509: $currentstring = $token->[4];
2510: }
2511: return $currentstring;
2512: }
2513: sub end_wbr {
2514: my ($target,$token) = @_;
2515: my $currentstring = '';
2516: if ($target eq 'web') {
2517: $currentstring = $token->[2];
2518: }
2519: return $currentstring;
2520: }
2521: 1;
2522: __END__
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