Annotation of loncom/xml/londefdef.pm, revision 1.138
1.1 sakharuk 1: # The LearningOnline Network with CAPA
2: # Tags Default Definition Module
3: #
1.138 ! www 4: # $Id: londefdef.pm,v 1.137 2003/06/03 13:15:02 sakharuk Exp $
1.41 sakharuk 5: #
1.34 www 6: #
7: # Copyright Michigan State University Board of Trustees
8: #
9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
10: #
11: # LON-CAPA is free software; you can redistribute it and/or modify
12: # it under the terms of the GNU General Public License as published by
13: # the Free Software Foundation; either version 2 of the License, or
14: # (at your option) any later version.
15: #
16: # LON-CAPA is distributed in the hope that it will be useful,
17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19: # GNU General Public License for more details.
20: #
21: # You should have received a copy of the GNU General Public License
22: # along with LON-CAPA; if not, write to the Free Software
23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24: #
25: # /home/httpd/html/adm/gpl.txt
26: #
27: # http://www.lon-capa.org/
28: #
29: # Copyright for TtHfunc and TtMfunc by Ian Hutchinson.
30: # TtHfunc and TtMfunc (the "Code") may be compiled and linked into
31: # binary executable programs or libraries distributed by the
32: # Michigan State University (the "Licensee"), but any binaries so
33: # distributed are hereby licensed only for use in the context
34: # of a program or computational system for which the Licensee is the
35: # primary author or distributor, and which performs substantial
36: # additional tasks beyond the translation of (La)TeX into HTML.
37: # The C source of the Code may not be distributed by the Licensee
38: # to any other parties under any circumstances.
39: #
40: #
1.1 sakharuk 41: # last modified 06/26/00 by Alexander Sakharuk
1.28 www 42: # 11/6,11/30,02/01/01,5/4 Gerd Kortemeyer
1.41 sakharuk 43: # 01/18 Alex Sakharuk
1.1 sakharuk 44:
1.2 albertel 45: package Apache::londefdef;
1.1 sakharuk 46:
1.118 www 47: use Apache::lonnet();
1.1 sakharuk 48: use strict;
1.124 sakharuk 49: use Apache::lonxml;
1.57 sakharuk 50: use Apache::File();
1.70 sakharuk 51: use Image::Magick;
1.118 www 52: use Apache::lonmenu();
53: use Apache::lonmeta();
1.54 sakharuk 54:
1.38 harris41 55: BEGIN {
1.15 sakharuk 56:
1.135 sakharuk 57: &Apache::lonxml::register('Apache::londefdef',('a','abbr','acronym','accessrule','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','tthoption','u','ul','var','wbr','hideweboutput'));
1.15 sakharuk 58:
1.3 sakharuk 59: }
1.1 sakharuk 60:
1.35 sakharuk 61: #======================= TAG SUBROUTINES =====================
1.8 sakharuk 62: #-- <output>
1.21 albertel 63: sub start_output {
1.122 albertel 64: my ($target) = @_;
65: if ($target eq 'meta') { $Apache::lonxml::metamode--; }
66: return '';
1.21 albertel 67: }
68: sub end_output {
1.122 albertel 69: my ($target) = @_;
70: if ($target eq 'meta') { $Apache::lonxml::metamode++; }
71: return '';
1.21 albertel 72: }
1.4 sakharuk 73: #-- <m> tag
1.33 albertel 74: sub start_m {
1.122 albertel 75: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
76: my $currentstring = '';
77: if ($target eq 'web') {
78: $Apache::lonxml::prevent_entity_encode++;
79: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
80: $inside ='\\documentstyle{article}'.$inside;
81: &Apache::lonxml::debug("M is starting with:$inside:");
82: my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
83: if ($eval eq 'on') {
84: $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
85: #&Apache::lonxml::debug("M is evaulated to:$inside:");
86: }
87: $currentstring = &Apache::lontexconvert::converted(\$inside);
88: if ($Apache::lontexconvert::errorstring) {
89: &Apache::lonxml::warning("tth error: ".
90: $Apache::lontexconvert::errorstring);
91: $Apache::lontexconvert::errorstring='';
92: }
93: #&Apache::lonxml::debug("M is ends with:$currentstring:");
94: } elsif ($target eq 'tex') {
95: $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
96: if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
97: } else {
98: my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
99: }
100: return $currentstring;
1.33 albertel 101: }
1.122 albertel 102:
1.33 albertel 103: sub end_m {
1.122 albertel 104: my ($target,$token) = @_;
105: my $currentstring = '';
106: if ($target eq 'web') {
107: $Apache::lonxml::prevent_entity_encode--;
108: } elsif ($target eq 'tex') {
109: $currentstring = "";
110: } elsif ($target eq 'meta') {
111: }
112: return $currentstring;
1.33 albertel 113: }
1.110 albertel 114:
115: sub start_tthoption {
1.122 albertel 116: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
117: my $result;
118: if ($target eq 'web') {
119: my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser);
120: $inside=~s/^\s*//;
121: if ($ENV{'browser.mathml'}) {
122: &tth::ttmoptions($inside);
123: } else {
124: &tth::tthoptions($inside);
125: }
126: }
127: return $result;
1.110 albertel 128: }
129:
130: sub end_tthoption {
1.122 albertel 131: my ($target,$token) = @_;
132: my $result;
133: return $result;
1.110 albertel 134: }
135:
1.35 sakharuk 136: #-- <html> tag
1.100 albertel 137: sub start_html {
138: my ($target,$token) = @_;
139: my $currentstring = '';
140: if ($ENV{'browser.mathml'}) {
141: &tth::ttminit();
142: if ($ENV{'browser.unicode'}) {
143: &tth::ttmoptions('-L -u1');
144: } else {
145: &tth::ttmoptions('-L -u0');
146: }
147: } else {
148: &tth::tthinit();
149: if ($ENV{'browser.unicode'}) {
150: &tth::tthoptions('-L -u1');
151: } else {
152: &tth::tthoptions('-L -u0');
153: }
154: }
155: if ($target eq 'web') {
156: $currentstring = &Apache::lonxml::xmlbegin().
157: &Apache::lonxml::fontsettings();
158: } elsif ($target eq 'tex') {
159: @Apache::londefdef::table = ();
160: $currentstring .= '\documentclass[letterpaper]{article}
1.114 sakharuk 161: \newcommand{\keephidden}[1]{}
162: \renewcommand{\deg}{$^{\circ}$}
163: \usepackage{textcomp}
164: \usepackage[dvips]{graphicx}
165: \usepackage{epsfig}\usepackage{calc}
166: \newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}\setlength{\abovedisplayshortskip}{-0.04in}\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}';
1.100 albertel 167: }
168: return $currentstring;
169: }
1.122 albertel 170:
171: sub end_html {
172: my ($target,$token) = @_;
173: my $currentstring = '';
174: if ($target eq 'web') {
175: $currentstring = &Apache::lonxml::xmlend();
176: }
177: return $currentstring;
178: }
179:
1.35 sakharuk 180: #-- <head> tag
1.122 albertel 181: sub start_head {
182: my ($target,$token) = @_;
183: my $currentstring = '';
184: if ($target eq 'web') {
185: $currentstring = $token->[4];
186: }
187: return $currentstring;
188: }
189:
190: sub end_head {
191: my ($target,$token) = @_;
192: my $currentstring = '';
193: if ($target eq 'web') {
194: $currentstring = &Apache::lonmenu::registerurl(undef,$target).
195: $token->[2];
196: }
197: return $currentstring;
198: }
199:
1.35 sakharuk 200: #-- <map> tag
1.122 albertel 201: sub start_map {
202: my ($target,$token) = @_;
203: my $currentstring = '';
204: if ($target eq 'web') {
205: $currentstring = $token->[4];
206: }
207: return $currentstring;
208: }
209:
210: sub end_map {
211: my ($target,$token) = @_;
212: my $currentstring = '';
213: if ($target eq 'web') {
214: $currentstring = $token->[2];
215: }
216: return $currentstring;
217: }
218:
1.35 sakharuk 219: #-- <select> tag
1.122 albertel 220: sub start_select {
221: my ($target,$token) = @_;
222: my $currentstring = '';
223: if ($target eq 'web') {
224: $currentstring = $token->[4];
225: }
226: return $currentstring;
227: }
228:
229: sub end_select {
230: my ($target,$token) = @_;
231: my $currentstring = '';
232: if ($target eq 'web') {
233: $currentstring = $token->[2];
234: }
235: return $currentstring;
236: }
237:
1.35 sakharuk 238: #-- <option> tag
1.122 albertel 239: sub start_option {
240: my ($target,$token) = @_;
241: my $currentstring = '';
242: if ($target eq 'web') {
243: $currentstring = $token->[4];
244: }
245: return $currentstring;
246: }
247:
248: sub end_option {
249: my ($target,$token) = @_;
250: my $currentstring = '';
251: if ($target eq 'web') {
252: $currentstring = $token->[2];
253: }
254: return $currentstring;
255: }
256:
1.35 sakharuk 257: #-- <input> tag
1.122 albertel 258: sub start_input {
259: my ($target,$token) = @_;
260: my $currentstring = '';
261: if ($target eq 'web') {
262: $currentstring = $token->[4];
263: }
264: return $currentstring;
265: }
266:
267: sub end_input {
268: my ($target,$token) = @_;
269: my $currentstring = '';
270: if ($target eq 'web') {
271: $currentstring = $token->[2];
272: }
273: return $currentstring;
274: }
275:
1.35 sakharuk 276: #-- <textarea> tag
1.122 albertel 277: sub start_textarea {
278: my ($target,$token) = @_;
279: my $currentstring = '';
280: if ($target eq 'web') {
281: $currentstring = $token->[4];
282: }
283: return $currentstring;
284: }
285:
286: sub end_textarea {
287: my ($target,$token) = @_;
288: my $currentstring = '';
289: if ($target eq 'web') {
290: $currentstring = $token->[2];
291: }
292: return $currentstring;
293: }
294:
1.35 sakharuk 295: #-- <form> tag
1.122 albertel 296: sub start_form {
297: my ($target,$token) = @_;
298: my $currentstring = '';
299: if ($target eq 'web') {
300: $currentstring = $token->[4];
301: }
302: return $currentstring;
303: }
304:
305: sub end_form {
306: my ($target,$token) = @_;
307: my $currentstring = '';
308: if ($target eq 'web') {
309: $currentstring = $token->[2];
310: }
311: return $currentstring;
312: }
313:
1.35 sakharuk 314: #-- <title> tag
1.122 albertel 315: sub start_title {
316: my ($target,$token) = @_;
317: my $currentstring = '';
318: if ($target eq 'web') {
319: $currentstring = $token->[4];
320: } elsif ($target eq 'tex') {
321: $currentstring .= '\keephidden{'
322: }
323: if ($target eq 'meta') {
324: $currentstring='<title>';
325: &start_output();
326: }
327: return $currentstring;
328: }
329:
330: sub end_title {
331: my ($target,$token) = @_;
332: my $currentstring = '';
333: if ($target eq 'web') {
334: $currentstring = $token->[2];
335: } elsif ($target eq 'tex') {
336: $currentstring .= '}';
337: }
338: if ($target eq 'meta') {
339: &end_output();
340: $currentstring='</title>';
341: }
342: return $currentstring;
343: }
344:
345: #-- <meta> tag
346: sub start_meta {
347: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
348: my $currentstring = '';
349: if ($target eq 'web') {
350: my $args='';
351: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
352: if ($args eq '') {
353: &Apache::lonxml::get_all_text("/meta",$parser);
354: } else {
355: $currentstring = $token->[4];
1.1 sakharuk 356: }
1.135 sakharuk 357: } elsif ($target eq 'meta') {
1.122 albertel 358: unless (&Apache::lonxml::get_param
359: ('http-equiv',$parstack,$safeeval,undef,1)) {
360: my $name=$token->[2]->{'name'};
361: $name=~tr/A-Z/a-z/;
362: $name=~s/\s/\_/gs;
363: $name=~s/\W//gs;
364: if ($name) {
365: $currentstring='<'.$name.'>'.
366: &Apache::lonxml::get_param
367: ('content',$parstack,$safeeval,undef,1).
1.135 sakharuk 368: '</'.$name.'>';
1.1 sakharuk 369: }
370: }
1.135 sakharuk 371: } elsif ($target eq 'tex') {
372: &Apache::lonxml::startredirection();
1.122 albertel 373: }
374: return $currentstring;
375: }
376:
377: sub end_meta {
378: my ($target,$token,$tagstack,$parstack,$parser) = @_;
379: my $currentstring = '';
380: if ($target eq 'web') {
381: my $args='';
382: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
383: if ($args ne '') {
1.121 www 384: $currentstring = $token->[4];
1.122 albertel 385: }
1.135 sakharuk 386: } elsif ($target eq 'tex') {
387: $currentstring=&Apache::lonxml::endredirection();
388: $currentstring='';
389: }
1.122 albertel 390: return $currentstring;
391: }
392:
1.121 www 393: # accessrule
1.122 albertel 394: sub start_accessrule {
395: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
396: my $currentstring = '';
397: my $eff=&Apache::lonxml::get_param
398: ('effect',$parstack,$safeeval,undef,1);
399: my $realm=&Apache::lonxml::get_param
400: ('realm',$parstack,$safeeval,undef,1);
1.123 www 401: my $role=&Apache::lonxml::get_param
402: ('role',$parstack,$safeeval,undef,1);
403: $realm=~s/\s+//g;
404: $realm=~s/\//\_/g;
405: $realm=~s/^\_//;
406: $realm=~s/\W/\;/g;
407: $role=~s/\s+//g;
408: $role=~s/\//\_/g;
409: $role=~s/\W/\;/g;
1.122 albertel 410: if ($target eq 'web') {
411: my $args='';
412: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
413: if ($args eq '') {
414: &Apache::lonxml::get_all_text("/accessrule",$parser);
415: } else {
416: $currentstring = $token->[4];
417: }
418: }
419: if ($target eq 'meta') {
1.123 www 420: $currentstring='<rule>'.$eff.':'.$realm.':'.$role.'</rule>';
1.122 albertel 421: }
422: return $currentstring;
423: }
424:
425: sub end_accessrule {
426: my ($target,$token,$tagstack,$parstack,$parser) = @_;
427: my $currentstring = '';
428: if ($target eq 'web') {
429: my $args='';
430: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
431: if ($args ne '') {
432: $currentstring = $token->[4];
433: }
434: }
435: return $currentstring;
436: }
437:
438: #-- <body> tag
439: sub start_body {
440: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
441: my $currentstring = '';
442: if ($target eq 'web') {
443: if (!$Apache::lonxml::registered) {
444: $currentstring.='<head>'.
445: &Apache::lonmenu::registerurl(undef,$target).'</head>';
446: }
447: my $onLoad='';
448: foreach my $key (keys(%{$token->[2]})) {
449: if ($key =~ /^onload$/i) {
450: $onLoad.=$token->[2]->{$key}.';';
451: delete($token->[2]->{$key});
1.121 www 452: }
1.122 albertel 453: }
454: $token->[2]->{'onload'}=&Apache::lonmenu::loadevents().';'.$onLoad;
455: my $onUnload='';
456: foreach my $key (keys(%{$token->[2]})) {
457: if ($key =~ /^onunload$/i) {
458: $onUnload.=$token->[2]->{$key}.';';
459: delete($token->[2]->{$key});
1.121 www 460: }
461: }
1.122 albertel 462: $token->[2]->{'onunload'}=&Apache::lonmenu::unloadevents().
463: ';'.$onUnload;
464:
465: $currentstring .= '<'.$token->[1];
466: foreach (keys %{$token->[2]}) {
467: $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"';
468: }
469: $currentstring.='>';
470: if ($ENV{'request.state'} ne 'published') {
471: $currentstring.=(<<EDITBUTTON);
1.40 albertel 472: <form method="post">
1.49 albertel 473: <input type="submit" name="editmode" value="Edit" />
1.40 albertel 474: </form>
475: EDITBUTTON
1.122 albertel 476: } else {
477: $currentstring.=&Apache::lonmenu::menubuttons(undef,$target,1);
1.1 sakharuk 478: }
1.122 albertel 479: } elsif ($target eq 'tex') {
480: $currentstring = '\begin{document}';
481: }
482: return $currentstring;
483: }
484:
485: sub end_body {
486: my ($target,$token) = @_;
487: my $currentstring = '';
488: if ($target eq 'web') {
489: $currentstring = $token->[2];
490: } elsif ($target eq 'tex') {
491: $currentstring = '\end{document}';
492: }
493: return $currentstring;
494: }
495:
1.35 sakharuk 496: #-- <center> tag
1.122 albertel 497: sub start_center {
498: my ($target,$token) = @_;
499: my $currentstring = '';
500: if ($target eq 'web') {
501: $currentstring = $token->[4];
502: } elsif ($target eq 'tex') {
503: $currentstring = '\begin{center}';
504: } elsif ($target eq 'latexsource') {
505: $currentstring = '\begin{center}';
506: }
507: return $currentstring;
508: }
509:
510: sub end_center {
511: my ($target,$token) = @_;
512: my $currentstring = '';
513: if ($target eq 'web') {
514: $currentstring = $token->[2];
515: } elsif ($target eq 'tex') {
516: $currentstring = '\end{center}';
517: } elsif ($target eq 'latexsource') {
518: $currentstring = '\end{center}';
519: }
520: return $currentstring;
521: }
522:
1.35 sakharuk 523: #-- <b> tag
1.122 albertel 524: sub start_b {
525: my ($target,$token) = @_;
526: my $currentstring = '';
527: if ($target eq 'web') {
528: $currentstring = $token->[4];
529: } elsif ($target eq 'tex') {
530: $currentstring = '\textbf{';
531: } elsif ($target eq 'latexsource') {
532: $currentstring = '\textbf{';
533: }
534: return $currentstring;
535: }
536:
537: sub end_b {
538: my ($target,$token) = @_;
539: my $currentstring = '';
540: if ($target eq 'web') {
541: $currentstring = $token->[2];
542: } elsif ($target eq 'tex') {
543: $currentstring = '}';
544: } elsif ($target eq 'latexsource') {
545: $currentstring = '}';
546: }
547: return $currentstring;
548: }
1.35 sakharuk 549:
550: #-- <strong> tag
1.122 albertel 551: sub start_strong {
552: my ($target,$token) = @_;
553: my $currentstring = '';
554: if ($target eq 'web') {
555: $currentstring = $token->[4];
556: } elsif ($target eq 'tex') {
557: $currentstring = '\textbf{';
558: } elsif ($target eq 'latexsource') {
559: $currentstring = '\textbf{';
560: }
561: return $currentstring;
562: }
563:
564: sub end_strong {
565: my ($target,$token) = @_;
566: my $currentstring = '';
567: if ($target eq 'web') {
568:
569: $currentstring = $token->[2];
570: } elsif ($target eq 'tex') {
571: $currentstring = '}';
572: } elsif ($target eq 'latexsource') {
573: $currentstring = '}';
574: }
575: return $currentstring;
576: }
577:
1.35 sakharuk 578: #-- <h1> tag
1.122 albertel 579: sub start_h1 {
1.125 sakharuk 580: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 581: my $currentstring = '';
582: if ($target eq 'web') {
583: $currentstring .= $token->[4];
584: } elsif ($target eq 'tex') {
1.125 sakharuk 585: my $pre;
586: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
587: if (($align eq 'center') || (not defined $align)) {
588: $pre='\begin{center}';
589: } elsif ($align eq 'left') {
590: $pre='\rlap{';
591: } elsif ($align eq 'right') {
592: $pre=' \hfill \llap{';
593: }
594: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
595: if (not defined $TeXsize) {$TeXsize="large";}
596: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 597: } elsif ($target eq 'meta') {
598: $currentstring='<subject>';
599: &start_output();
600: }
601: return $currentstring;
602: }
603:
604: sub end_h1 {
1.125 sakharuk 605: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 606: my $currentstring = '';
607: if ($target eq 'web') {
608: $currentstring .= $token->[2];
609: } elsif ($target eq 'tex') {
1.125 sakharuk 610: my $post;
611: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
612: if (($align eq 'center') || (not defined $align)) {
613: $post='\end{center}';
614: } elsif ($align eq 'left') {
615: $post='} \hfill'.'\vskip 0 mm ';
616: } elsif ($align eq 'right') {
617: $post='}'.'\vskip 0 mm ';
618: }
619: $currentstring .= '}}'.$post;
1.122 albertel 620: } elsif ($target eq 'meta') {
621: &end_output();
622: $currentstring='</subject>';
623: }
624: return $currentstring;
625: }
626:
1.35 sakharuk 627: #-- <h2> tag
1.122 albertel 628: sub start_h2 {
1.125 sakharuk 629: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 630: my $currentstring = '';
631: if ($target eq 'web') {
632: $currentstring .= $token->[4];
633: } elsif ($target eq 'tex') {
1.125 sakharuk 634: my $pre;
635: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
636: if (($align eq 'center') || (not defined $align)) {
637: $pre='\begin{center}';
638: } elsif ($align eq 'left') {
639: $pre='\rlap{';
640: } elsif ($align eq 'right') {
641: $pre=' \hfill \llap{';
642: }
643: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
644: if (not defined $TeXsize) {$TeXsize="large";}
645: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 646: }
647: return $currentstring;
648: }
649:
650: sub end_h2 {
1.125 sakharuk 651: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 652: my $currentstring = '';
653: if ($target eq 'web') {
654: $currentstring .= $token->[2];
655: } elsif ($target eq 'tex') {
1.125 sakharuk 656: my $post;
657: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
658: if (($align eq 'center') || (not defined $align)) {
659: $post='\end{center}';
660: } elsif ($align eq 'left') {
661: $post='} \hfill'.'\vskip 0 mm ';
662: } elsif ($align eq 'right') {
663: $post='}'.'\vskip 0 mm ';
664: }
665: $currentstring .= '}}'.$post;
1.122 albertel 666: }
667: return $currentstring;
668: }
669:
1.35 sakharuk 670: #-- <h3> tag
1.122 albertel 671: sub start_h3 {
1.125 sakharuk 672: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 673: my $currentstring = '';
674: if ($target eq 'web') {
675: $currentstring .= $token->[4];
676: } elsif ($target eq 'tex') {
1.125 sakharuk 677: my $pre;
678: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
679: if (($align eq 'center') || (not defined $align)) {
680: $pre='\begin{center}';
681: } elsif ($align eq 'left') {
682: $pre='\rlap{';
683: } elsif ($align eq 'right') {
684: $pre=' \hfill \llap{';
685: }
686: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
687: if (not defined $TeXsize) {$TeXsize="large";}
688: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 689: }
690: return $currentstring;
691: }
692:
693: sub end_h3 {
1.125 sakharuk 694: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 695: my $currentstring = '';
696: if ($target eq 'web') {
697: $currentstring .= $token->[2];
698: } elsif ($target eq 'tex') {
1.125 sakharuk 699: my $post;
700: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
701: if (($align eq 'center') || (not defined $align)) {
702: $post='\end{center}';
703: } elsif ($align eq 'left') {
704: $post='} \hfill'.'\vskip 0 mm ';
705: } elsif ($align eq 'right') {
706: $post='}'.'\vskip 0 mm ';
707: }
708: $currentstring .= '}}'.$post;
1.122 albertel 709: }
710: return $currentstring;
711: }
712:
1.35 sakharuk 713: #-- <h4> tag
1.122 albertel 714: sub start_h4 {
1.125 sakharuk 715: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 716: my $currentstring = '';
717: if ($target eq 'web') {
718: $currentstring .= $token->[4];
719: } elsif ($target eq 'tex') {
1.125 sakharuk 720: my $pre;
721: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
722: if (($align eq 'center') || (not defined $align)) {
723: $pre='\begin{center}';
724: } elsif ($align eq 'left') {
725: $pre='\rlap{';
726: } elsif ($align eq 'right') {
727: $pre=' \hfill \llap{';
728: }
729: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
730: if (not defined $TeXsize) {$TeXsize="large";}
731: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 732: }
733: return $currentstring;
734: }
735:
736: sub end_h4 {
1.125 sakharuk 737: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 738: my $currentstring = '';
739: if ($target eq 'web') {
740: $currentstring .= $token->[2];
741: } elsif ($target eq 'tex') {
1.125 sakharuk 742: my $post;
743: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
744: if (($align eq 'center') || (not defined $align)) {
745: $post='\end{center}';
746: } elsif ($align eq 'left') {
747: $post='} \hfill'.'\vskip 0 mm ';
748: } elsif ($align eq 'right') {
749: $post='}'.'\vskip 0 mm ';
750: }
751: $currentstring .= '}}'.$post;
1.122 albertel 752: }
753: return $currentstring;
754: }
755:
1.35 sakharuk 756: #-- <h5> tag
1.122 albertel 757: sub start_h5 {
1.125 sakharuk 758: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 759: my $currentstring = '';
760: if ($target eq 'web') {
761: $currentstring .= $token->[4];
762: } elsif ($target eq 'tex') {
1.125 sakharuk 763: my $pre;
764: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
765: if (($align eq 'center') || (not defined $align)) {
766: $pre='\begin{center}';
767: } elsif ($align eq 'left') {
768: $pre='\rlap{';
769: } elsif ($align eq 'right') {
770: $pre=' \hfill \llap{';
771: }
772: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
773: if (not defined $TeXsize) {$TeXsize="large";}
774: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 775: }
776: return $currentstring;
777: }
778:
779: sub end_h5 {
1.125 sakharuk 780: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 781: my $currentstring = '';
782: if ($target eq 'web') {
783: $currentstring .= $token->[2];
784: } elsif ($target eq 'tex') {
1.125 sakharuk 785: my $post;
786: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
787: if (($align eq 'center') || (not defined $align)) {
788: $post='\end{center}';
789: } elsif ($align eq 'left') {
790: $post='} \hfill'.'\vskip 0 mm ';
791: } elsif ($align eq 'right') {
792: $post='}'.'\vskip 0 mm ';
793: }
794: $currentstring .= '}}'.$post;
1.122 albertel 795: }
796: return $currentstring;
797: }
798:
1.35 sakharuk 799: #-- <h6> tag
1.122 albertel 800: sub start_h6 {
1.125 sakharuk 801: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 802: my $currentstring = '';
803: if ($target eq 'web') {
804: $currentstring .= $token->[4];
805: } elsif ($target eq 'tex') {
1.125 sakharuk 806: my $pre;
807: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
808: if (($align eq 'center') || (not defined $align)) {
809: $pre='\begin{center}';
810: } elsif ($align eq 'left') {
811: $pre='\rlap{';
812: } elsif ($align eq 'right') {
813: $pre=' \hfill \llap{';
814: }
815: my $TeXsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval,undef,0);
816: if (not defined $TeXsize) {$TeXsize="large";}
817: $currentstring .= $pre.'{\\'.$TeXsize.' \textbf{';
1.122 albertel 818: }
819: return $currentstring;
820: }
821:
822: sub end_h6 {
1.125 sakharuk 823: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 824: my $currentstring = '';
825: if ($target eq 'web') {
826: $currentstring .= $token->[2];
827: } elsif ($target eq 'tex') {
1.125 sakharuk 828: my $post;
829: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
830: if (($align eq 'center') || (not defined $align)) {
831: $post='\end{center}';
832: } elsif ($align eq 'left') {
833: $post='} \hfill'.'\vskip 0 mm ';
834: } elsif ($align eq 'right') {
835: $post='}'.'\vskip 0 mm ';
836: }
837: $currentstring .= '}}'.$post;
1.122 albertel 838: }
839: return $currentstring;
840: }
841:
1.35 sakharuk 842: #--- <cite> tag
1.122 albertel 843: sub start_cite {
844: my ($target,$token) = @_;
845: my $currentstring = '';
846: if ($target eq 'web') {
847: $currentstring .= $token->[4];
848: } elsif ($target eq 'tex') {
849: $currentstring .= "\\textit{";
850: } elsif ($target eq 'latexsource') {
851: $currentstring .= "\\textit{";
852: }
853: return $currentstring;
854: }
855:
856: sub end_cite {
857: my ($target,$token) = @_;
858: my $currentstring = '';
859: if ($target eq 'web') {
860: $currentstring .= $token->[2];
861: } elsif ($target eq 'tex') {
862: $currentstring .= "}";
863: } elsif ($target eq 'latexsource') {
864: $currentstring .= "}";
865: }
866: return $currentstring;
867: }
868:
1.35 sakharuk 869: #-- <i> tag
1.122 albertel 870: sub start_i {
871: my ($target,$token) = @_;
872: my $currentstring = '';
873: if ($target eq 'web') {
874: $currentstring .= $token->[4];
875: } elsif ($target eq 'tex') {
876: $currentstring .= '\textit{';
877: } elsif ($target eq 'latexsource') {
878: $currentstring .= '\textit{';
879: }
880: return $currentstring;
881: }
882:
883: sub end_i {
884: my ($target,$token) = @_;
885: my $currentstring = '';
886: if ($target eq 'web') {
887: $currentstring .= $token->[2];
888: } elsif ($target eq 'tex') {
889: $currentstring .= '}';
890: } elsif ($target eq 'latexsource') {
891: $currentstring .= '}';
892: }
893: return $currentstring;
894: }
895:
1.35 sakharuk 896: #-- <address> tag
1.122 albertel 897: sub start_address {
898: my ($target,$token) = @_;
899: my $currentstring = '';
900: if ($target eq 'web') {
901: $currentstring .= $token->[4];
902: } elsif ($target eq 'tex') {
903: $currentstring .= "\\textit{";
904: } elsif ($target eq 'latexsource') {
905: $currentstring .= "\\textit{";
906: }
907: return $currentstring;
908: }
909:
910: sub end_address {
911: my ($target,$token) = @_;
912: my $currentstring = '';
913: if ($target eq 'web') {
914: $currentstring .= $token->[2];
915: } elsif ($target eq 'tex') {
916: $currentstring .= "}";
917: } elsif ($target eq 'latexsource') {
918: $currentstring .= "}";
919: }
920: return $currentstring;
921: }
922:
1.35 sakharuk 923: #-- <dfn> tag
1.122 albertel 924: sub start_dfn {
925: my ($target,$token) = @_;
926: my $currentstring = '';
927: if ($target eq 'web') {
928: $currentstring .= $token->[4];
929: } elsif ($target eq 'tex') {
930: $currentstring .= "\\textit{";
931: } elsif ($target eq 'latexsource') {
932: $currentstring .= "\\textit{";
933: }
934: return $currentstring;
935: }
936:
937: sub end_dfn {
938: my ($target,$token) = @_;
939: my $currentstring = '';
940: if ($target eq 'web') {
941: $currentstring .= $token->[2];
942: } elsif ($target eq 'tex') {
943: $currentstring .= "}";
944: } elsif ($target eq 'latexsource') {
945: $currentstring .= "}";
946: }
947: return $currentstring;
948: }
949:
1.35 sakharuk 950: #-- <tt> tag
1.122 albertel 951: sub start_tt {
952: my ($target,$token) = @_;
953: my $currentstring = '';
954: if ($target eq 'web') {
955: $currentstring .= $token->[4];
956: } elsif ($target eq 'tex') {
957: $currentstring .= '\texttt{';
958: } elsif ($target eq 'latexsource') {
959: $currentstring .= '\texttt{';
960: }
961: return $currentstring;
962: }
963:
964: sub end_tt {
965: my ($target,$token) = @_;
966: my $currentstring = '';
967: if ($target eq 'web') {
968: $currentstring .= $token->[2];
969: } elsif ($target eq 'tex') {
970: $currentstring .= '}';
971: } elsif ($target eq 'latexsource') {
972: $currentstring .= '}';
973: }
974: return $currentstring;
975: }
976:
1.35 sakharuk 977: #-- <kbd> tag
1.122 albertel 978: sub start_kbd {
979: my ($target,$token) = @_;
980: my $currentstring = '';
981: if ($target eq 'web') {
982: $currentstring .= $token->[4];
983: } elsif ($target eq 'tex') {
984: $currentstring .= "\\texttt";
985: } elsif ($target eq 'latexsource') {
986: $currentstring .= "\\texttt{";
987: }
988: return $currentstring;
989: }
990:
991: sub end_kbd {
992: my ($target,$token) = @_;
993: my $currentstring = '';
994: if ($target eq 'web') {
995: $currentstring .= $token->[2];
996: } elsif ($target eq 'tex') {
997: $currentstring .= "}";
998: } elsif ($target eq 'latexsource') {
999: $currentstring .= "}";
1000: }
1001: return $currentstring;
1002: }
1003:
1.35 sakharuk 1004: #-- <code> tag
1.122 albertel 1005: sub start_code {
1006: my ($target,$token) = @_;
1007: my $currentstring = '';
1008: if ($target eq 'web') {
1009: $currentstring .= $token->[4];
1010: } elsif ($target eq 'tex') {
1011: $currentstring .= '\texttt{';
1012: }
1013: return $currentstring;
1014: }
1015:
1016: sub end_code {
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: }
1026:
1.35 sakharuk 1027: #-- <em> tag
1.122 albertel 1028: sub start_em {
1029: my ($target,$token) = @_;
1030: my $currentstring = '';
1031: if ($target eq 'web') {
1032: $currentstring .= $token->[4];
1033: } elsif ($target eq 'tex') {
1034: $currentstring .= '\emph{';
1035: } elsif ($target eq 'latexsource') {
1036: $currentstring .= '\emph{';
1037: }
1038: return $currentstring;
1039: }
1040:
1041: sub end_em {
1042: my ($target,$token) = @_;
1043: my $currentstring = '';
1044: if ($target eq 'web') {
1045: $currentstring .= $token->[2];
1046: } elsif ($target eq 'tex') {
1047: $currentstring .= '}';
1048: } elsif ($target eq 'latexsource') {
1049: $currentstring .= '}';
1050: }
1051: return $currentstring;
1052: }
1053:
1.35 sakharuk 1054: #-- <q> tag
1.122 albertel 1055: sub start_q {
1056: my ($target,$token) = @_;
1057: my $currentstring = '';
1058: if ($target eq 'web') {
1059: $currentstring .= $token->[4];
1060: } elsif ($target eq 'tex') {
1061: $currentstring .= "\\emph{";
1062: } elsif ($target eq 'latexsource') {
1063: $currentstring .= "\\emph{";
1064: }
1065: return $currentstring;
1066: }
1067:
1068: sub end_q {
1069: my ($target,$token) = @_;
1070: my $currentstring = '';
1071: if ($target eq 'web') {
1072: $currentstring .= $token->[2];
1073: } elsif ($target eq 'tex') {
1074: $currentstring .= "}";
1075: } elsif ($target eq 'latexsource') {
1076: $currentstring .= "}";
1077: }
1078: return $currentstring;
1079: }
1080:
1.35 sakharuk 1081: #-- <p> tag
1.122 albertel 1082: sub start_p {
1083: my ($target,$token) = @_;
1084: my $currentstring = '';
1085: if ($target eq 'web') {
1086: $currentstring .= $token->[4];
1087: } elsif ($target eq 'tex') {
1088: $currentstring .= '{\par ';
1089: } elsif ($target eq 'latexsource') {
1090: $currentstring .= '{\par ';
1091: }
1092: return $currentstring;
1093: }
1094:
1095: sub end_p {
1096: my ($target,$token) = @_;
1097: my $currentstring = '';
1098: if ($target eq 'web') {
1099: $currentstring .= $token->[2];
1100: } elsif ($target eq 'tex') {
1101: $currentstring .= '}';
1102: } elsif ($target eq 'latexsource') {
1103: $currentstring .= '}';
1104: }
1105: return $currentstring;
1106: }
1107:
1.35 sakharuk 1108: #-- <br> tag
1.122 albertel 1109: sub start_br {
1110: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1111: my $currentstring = '';
1112: if ($target eq 'web') {
1113: $currentstring .= $token->[4];
1114: } elsif ($target eq 'tex') {
1115: if ($$tagstack[-2] ne 'sub' && $$tagstack[-2] ne 'sup') {
1116: $currentstring .= '\vskip 0.2 mm';
1.1 sakharuk 1117: }
1.122 albertel 1118: } elsif ($target eq 'latexsource') {
1119: $currentstring .= '\\';
1120: }
1121: return $currentstring;
1122: }
1123:
1124: sub end_br {
1125: my ($target,$token) = @_;
1126: my $currentstring = '';
1127: if ($target eq 'web') {
1128: $currentstring .= $token->[2];
1129: }
1130: return $currentstring;
1131: }
1132:
1.35 sakharuk 1133: #-- <big> tag
1.122 albertel 1134: sub start_big {
1135: my ($target,$token) = @_;
1136: my $currentstring = '';
1137: if ($target eq 'web') {
1138: $currentstring .= $token->[4];
1139: } elsif ($target eq 'tex') {
1.137 sakharuk 1140: $currentstring .= '{\large ';
1.122 albertel 1141: } elsif ($target eq 'latexsource') {
1142: $currentstring .= '{\Large ';
1143: }
1144: return $currentstring;
1145: }
1146:
1147: sub end_big {
1148: my ($target,$token) = @_;
1149: my $currentstring = '';
1150: if ($target eq 'web') {
1151: $currentstring .= $token->[2];
1152: } elsif ($target eq 'tex') {
1153: $currentstring .= '}';
1154: } elsif ($target eq 'latexsource') {
1155: $currentstring .= '}';
1156: }
1157: return $currentstring;
1158: }
1159:
1.35 sakharuk 1160: #-- <small> tag
1.122 albertel 1161: sub start_small {
1162: my ($target,$token) = @_;
1163: my $currentstring = '';
1164: if ($target eq 'web') {
1165: $currentstring .= $token->[4];
1166: } elsif ($target eq 'tex') {
1167: $currentstring .= '{\footnotesize ';
1168: } elsif ($target eq 'latexsource') {
1169: $currentstring .= '{\footnotesize ';
1170: }
1171: return $currentstring;
1172: }
1173:
1174: sub end_small {
1175: my ($target,$token) = @_;
1176: my $currentstring = '';
1177: if ($target eq 'web') {
1178: $currentstring .= $token->[2];
1179: } elsif ($target eq 'tex') {
1180: $currentstring .= '}';
1181: } elsif ($target eq 'latexsource') {
1182: $currentstring .= '}';
1183: }
1184: return $currentstring;
1185: }
1186:
1.35 sakharuk 1187: #-- <basefont> tag
1.122 albertel 1188: sub start_basefont {
1.126 sakharuk 1189: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.122 albertel 1190: my $currentstring = '';
1191: if ($target eq 'web') {
1192: $currentstring = $token->[4];
1.126 sakharuk 1193: } elsif ($target eq 'tex') {
1194: my $basesize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
1195: if (defined $basesize) {
1196: $currentstring = '{\\'.$basesize.' ';
1197: }
1198: }
1.122 albertel 1199: return $currentstring;
1200: }
1201:
1202: sub end_basefont {
1.126 sakharuk 1203: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1204: my $currentstring = '';
1205: if ($target eq 'web') {
1206: $currentstring = $token->[4];
1.126 sakharuk 1207: } elsif ($target eq 'tex') {
1208: my $basesize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
1209: if (defined $basesize) {
1210: $currentstring = '}';
1211: }
1212: }
1.122 albertel 1213: return $currentstring;
1214: }
1215:
1.35 sakharuk 1216: #-- <font> tag
1.122 albertel 1217: sub start_font {
1218: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1219: my $currentstring = '';
1220: if ($target eq 'web') {
1221: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
1222: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;}
1223: $currentstring = $token->[4];
1.126 sakharuk 1224: } elsif ($target eq 'tex') {
1225: my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
1226: if (defined $fontsize) {
1227: $currentstring = '{\\'.$fontsize.' ';
1228: }
1229: }
1.122 albertel 1230: return $currentstring;
1231: }
1232:
1233: sub end_font {
1234: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1235: my $currentstring = '';
1236: if ($target eq 'web') {
1237: my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
1238: if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
1239: $currentstring = $token->[2];
1.126 sakharuk 1240: } elsif ($target eq 'tex') {
1241: my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
1242: if (defined $fontsize) {
1243: $currentstring = '}';
1244: }
1245: }
1.122 albertel 1246: return $currentstring;
1247: }
1248:
1.35 sakharuk 1249: #-- <strike> tag
1.122 albertel 1250: sub start_strike {
1251: my ($target,$token) = @_;
1252: my $currentstring = '';
1253: if ($target eq 'web') {
1254: $currentstring .= $token->[4];
1255: } elsif ($target eq 'tex') {
1256: &Apache::lonxml::startredirection();
1257: }
1258: return $currentstring;
1259: }
1260:
1261: sub end_strike {
1262: my ($target,$token) = @_;
1263: my $currentstring = '';
1264: if ($target eq 'web') {
1265: $currentstring .= $token->[2];
1266: } elsif ($target eq 'tex') {
1267: $currentstring=&Apache::lonxml::endredirection();
1268: $currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g;
1269: $currentstring=~s/^\s*(\S)/\\underline\{$1/;
1270: $currentstring=~s/(\S)\s*$/$1\}/;
1271: }
1272: return $currentstring;
1273: }
1274:
1.35 sakharuk 1275: #-- <s> tag
1.122 albertel 1276: sub start_s {
1277: my ($target,$token) = @_;
1278: my $currentstring = '';
1279: if ($target eq 'web') {
1280: $currentstring .= $token->[4];
1281: } elsif ($target eq 'tex') {
1282: &Apache::lonxml::startredirection();
1283: }
1284: return $currentstring;
1285: }
1286:
1287: sub end_s {
1288: my ($target,$token) = @_;
1289: my $currentstring = '';
1290: if ($target eq 'web') {
1291: $currentstring .= $token->[2];
1292: } elsif ($target eq 'tex') {
1293: $currentstring=&Apache::lonxml::endredirection();
1294: $currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g;
1295: $currentstring=~s/^\s*(\S)/\\underline\{$1/;
1296: $currentstring=~s/(\S)\s*$/$1\}/;
1297: }
1298: return $currentstring;
1299: }
1300:
1.35 sakharuk 1301: #-- <sub> tag
1.122 albertel 1302: sub start_sub {
1303: my ($target,$token) = @_;
1304: my $currentstring = '';
1305: if ($target eq 'web') {
1306: $currentstring .= $token->[4];
1307: } elsif ($target eq 'tex') {
1308: $currentstring .= "\$_{ ";
1309: }
1310: return $currentstring;
1311: }
1312:
1313: sub end_sub {
1314: my ($target,$token) = @_;
1315: my $currentstring = '';
1316: if ($target eq 'web') {
1317: $currentstring .= $token->[2];
1318: } elsif ($target eq 'tex') {
1319: $currentstring .= " }\$";
1320: }
1321: return $currentstring;
1322: }
1323:
1.35 sakharuk 1324: #-- <sup> tag
1.122 albertel 1325: sub start_sup {
1326: my ($target,$token) = @_;
1327: my $currentstring = '';
1328: if ($target eq 'web') {
1329: $currentstring .= $token->[4];
1330: } elsif ($target eq 'tex') {
1331: $currentstring .= "\$^{ ";
1332: }
1333: return $currentstring;
1334: }
1335:
1336: sub end_sup {
1337: my ($target,$token) = @_;
1338: my $currentstring = '';
1339: if ($target eq 'web') {
1340: $currentstring .= $token->[2];
1341: } elsif ($target eq 'tex') {
1342: $currentstring .= " }\$";
1343: }
1344: return $currentstring;
1345: }
1346:
1.35 sakharuk 1347: #-- <hr> tag
1.122 albertel 1348: sub start_hr {
1.124 sakharuk 1349: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1350: my $currentstring = '';
1351: if ($target eq 'web') {
1352: $currentstring .= $token->[4];
1353: } elsif ($target eq 'tex') {
1.125 sakharuk 1354: my $LaTeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,0);
1.124 sakharuk 1355: if (defined $LaTeXwidth) {
1356: if ($LaTeXwidth=~/^%/) {
1357: substr($LaTeXwidth,0,1)='';
1358: $LaTeXwidth=($LaTeXwidth/100).'\textwidth';
1359: }
1360: } else {
1361: $LaTeXwidth ='0.95\textwidth';
1362: }
1363: my ($pre,$post);
1364: my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
1365: if (($align eq 'center') || (not defined $align)) {
1366: $pre=''; $post='';
1367: } elsif ($align eq 'left') {
1368: $pre='\rlap{'; $post='} \hfill';
1369: } elsif ($align eq 'right') {
1370: $pre=' \hfill \llap{'; $post='}';
1371: }
1372: $currentstring .= ' \vskip 0 mm \noindent\makebox[\textwidth]{'.$pre.'\makebox['.
1373: $LaTeXwidth.'][b]{\hrulefill}'.$post.'}\vskip 0 mm ';
1.122 albertel 1374: }
1375: return $currentstring;
1376: }
1377:
1378: sub end_hr {
1379: my ($target,$token) = @_;
1380: my $currentstring = '';
1381: if ($target eq 'web') {
1382: $currentstring .= $token->[2];
1383: } elsif ($target eq 'tex') {
1384: }
1385: return $currentstring;
1386: }
1387:
1.85 sakharuk 1388: #-- <div> tag
1.122 albertel 1389: sub start_div {
1390: my ($target,$token) = @_;
1391: my $currentstring = '';
1392: if ($target eq 'web') {
1393: $currentstring .= $token->[4];
1394: }
1395: return $currentstring;
1396: }
1397:
1398: sub end_div {
1399: my ($target,$token) = @_;
1400: my $currentstring = '';
1401: if ($target eq 'web') {
1402: $currentstring .= $token->[2];
1403: }
1404: return $currentstring;
1405: }
1406:
1.35 sakharuk 1407: #-- <a> tag
1.122 albertel 1408: sub start_a {
1409: my ($target,$token) = @_;
1410: my $currentstring = '';
1411: if ($target eq 'web') {
1412: $currentstring .= $token->[4];
1413: } elsif ($target eq 'tex') {
1414: }
1415: return $currentstring;
1416: }
1417:
1418: sub end_a {
1419: my ($target,$token,$tagstack,$stackref) = @_;
1420: my $currentstring = '';
1421: if ($target eq 'web') {
1422: $currentstring .= $token->[2];
1423: } elsif ($target eq 'tex') {
1424: my $tempor_var = $stackref->[$#$stackref];
1425: if (index($tempor_var,'name') != -1 ) {
1426: $tempor_var =~ s/name=([^,]*),/$1/g;
1427: } elsif (index($tempor_var,'href') != -1 ) {
1428: $tempor_var =~ s/href=([^,]*),/$1/g;
1429: $currentstring .= " \\ref{$tempor_var}";
1.1 sakharuk 1430: }
1.122 albertel 1431: }
1432: return $currentstring;
1433: }
1434:
1.35 sakharuk 1435: #-- <li> tag
1.122 albertel 1436: sub start_li {
1437: my ($target,$token,$tagstack,$stackref) = @_;
1438: my $currentstring = '';
1439: if ($target eq 'web') {
1440: $currentstring = $token->[4];
1441: } elsif ($target eq 'tex') {
1442: my $tempor_var = $stackref->[$#$stackref];
1443: if (index($tempor_var,'circle') != -1 ) {
1444: $currentstring .= " \\item[o] ";
1445: } elsif (index($tempor_var,'square') != -1 ) {
1446: $currentstring .= " \\item[$\Box$] ";
1447: } elsif ($tempor_var ne '') {
1448: $_ = $tempor_var;
1449: m/my\s*([^=]*)=/;
1450: $currentstring .= " \\item[$1] ";
1451: } else {
1452: $currentstring .= " \\item ";
1453: }
1454: }
1455: return $currentstring;
1456: }
1457:
1458: sub end_li {
1459: my ($target,$token) = @_;
1460: my $currentstring = '';
1461: if ($target eq 'web') {
1462: $currentstring = $token->[2];
1463: }
1464: return $currentstring;
1465: }
1466:
1.35 sakharuk 1467: #-- <u> tag
1.122 albertel 1468: sub start_u {
1469: my ($target,$token) = @_;
1470: my $currentstring = '';
1471: if ($target eq 'web') {
1472: $currentstring .= $token->[4];
1473: } elsif ($target eq 'tex') {
1474: &Apache::lonxml::startredirection();
1475: }
1476: return $currentstring;
1477: }
1478:
1479: sub end_u {
1480: my ($target,$token) = @_;
1481: my $currentstring = '';
1482: if ($target eq 'web') {
1483: $currentstring .= $token->[2];
1484: } elsif ($target eq 'tex') {
1485: $currentstring=&Apache::lonxml::endredirection();
1486: $currentstring=~s/(\S)(\s+)(\S)/$1\}$2\\underline\{$3/g;
1487: $currentstring=~s/^\s*(\S)/\\underline\{$1/;
1488: $currentstring=~s/(\S)\s*$/$1\}/;
1489: }
1490: return $currentstring;
1491: }
1492:
1.35 sakharuk 1493: #-- <ul> tag
1.122 albertel 1494: sub start_ul {
1.125 sakharuk 1495: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1496: my $currentstring = '';
1497: if ($target eq 'web') {
1498: $currentstring = $token->[4];
1499: } elsif ($target eq 'tex') {
1.125 sakharuk 1500: my $TeXtype=&Apache::lonxml::get_param('type',$parstack,$safeeval,undef,0);
1501: if ($TeXtype eq 'disc') {
1502: $currentstring .= ' \renewcommand{\labelitemi}{$\bullet$}
1503: \renewcommand{\labelitemii}{$\bullet$}
1504: \renewcommand{\labelitemiii}{$\bullet$}
1505: \renewcommand{\labelitemiv}{$\bullet$}';
1506: } elsif ($TeXtype eq 'circle') {
1507: $currentstring .= ' \renewcommand{\labelitemi}{$\circ$}
1508: \renewcommand{\labelitemii}{$\circ$}
1509: \renewcommand{\labelitemiii}{$\circ$}
1510: \renewcommand{\labelitemiv}{$\circ$}';
1511: } elsif ($TeXtype eq 'square') {
1512: $currentstring .= ' \renewcommand{\labelitemi}{$\diamond$}
1513: \renewcommand{\labelitemii}{$\diamond$}
1514: \renewcommand{\labelitemiii}{$\diamond$}
1515: \renewcommand{\labelitemiv}{$\diamond$}';
1516: }
1517: $currentstring .= '\begin{itemize}';
1.122 albertel 1518: }
1519: return $currentstring;
1520: }
1521:
1522: sub end_ul {
1523: my ($target,$token) = @_;
1524: my $currentstring = '';
1525: if ($target eq 'web') {
1526: $currentstring = $token->[2];
1527: } elsif ($target eq 'tex') {
1.125 sakharuk 1528: $currentstring = '\end{itemize} \renewcommand{\labelitemi}{$\bullet$}
1529: \renewcommand{\labelitemii}{$\bullet$}
1530: \renewcommand{\labelitemiii}{$\bullet$}
1531: \renewcommand{\labelitemiv}{$\bullet$}';
1.122 albertel 1532: }
1533: return $currentstring;
1534: }
1535:
1.35 sakharuk 1536: #-- <menu> tag
1.122 albertel 1537: sub start_menu {
1538: my ($target,$token) = @_;
1539: my $currentstring = '';
1540: if ($target eq 'web') {
1541: $currentstring = $token->[4];
1542: } elsif ($target eq 'tex') {
1543: $currentstring = " \\begin{itemize} ";
1544: }
1545: return $currentstring;
1546: }
1547:
1548: sub end_menu {
1549: my ($target,$token) = @_;
1550: my $currentstring = '';
1551: if ($target eq 'web') {
1552: $currentstring = $token->[2];
1553: } elsif ($target eq 'tex') {
1554: $currentstring = " \\end{itemize}";
1555: }
1556: return $currentstring;
1557: }
1558:
1.35 sakharuk 1559: #-- <dir> tag
1.122 albertel 1560: sub start_dir {
1561: my ($target,$token) = @_;
1562: my $currentstring = '';
1563: if ($target eq 'web') {
1564: $currentstring = $token->[4];
1565: } elsif ($target eq 'tex') {
1566: $currentstring = " \\begin{itemize} ";
1567: }
1568: return $currentstring;
1569: }
1570:
1571: sub end_dir {
1572: my ($target,$token) = @_;
1573: my $currentstring = '';
1574: if ($target eq 'web') {
1575: $currentstring = $token->[2];
1576: } elsif ($target eq 'tex') {
1577: $currentstring = " \\end{itemize}";
1578: }
1579: return $currentstring;
1580: }
1581:
1.35 sakharuk 1582: #-- <ol> tag
1.122 albertel 1583: sub start_ol {
1.125 sakharuk 1584: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1585: my $currentstring = '';
1586: if ($target eq 'web') {
1587: $currentstring = $token->[4];
1588: } elsif ($target eq 'tex') {
1.125 sakharuk 1589: my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval,undef,0);
1590: if ($type eq '1') {
1591: $currentstring .= ' \renewcommand{\labelenumi}{\arabic{enumi}.}
1592: \renewcommand{\labelenumii}{\arabic{enumii}.}
1593: \renewcommand{\labelenumiii}{\arabic{enumiii}.}
1594: \renewcommand{\labelenumiv}{\arabic{enumiv}.}';
1595: } elsif ($type eq 'A') {
1596: $currentstring .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}
1597: \renewcommand{\labelenumii}{\Alph{enumii}.}
1598: \renewcommand{\labelenumiii}{\Alph{enumiii}.}
1599: \renewcommand{\labelenumiv}{\Alph{enumiv}.}';
1600: } elsif ($type eq 'a') {
1601: $currentstring .= ' \renewcommand{\labelenumi}{\alph{enumi}.}
1602: \renewcommand{\labelenumii}{\alph{enumii}.}
1603: \renewcommand{\labelenumiii}{\alph{enumiii}.}
1604: \renewcommand{\labelenumiv}{\alph{enumiv}.} ';
1605: } elsif ($type eq 'i') {
1606: $currentstring .= ' \renewcommand{\labelenumi}{\roman{enumi}.}
1607: \renewcommand{\labelenumii}{\roman{enumii}.}
1608: \renewcommand{\labelenumiii}{\roman{enumiii}.}
1609: \renewcommand{\labelenumiv}{\roman{enumiv}.} ';
1610: } elsif ($type eq 'I') {
1611: $currentstring .= ' \renewcommand{\labelenumi}{\Roman{enumi}.}
1612: \renewcommand{\labelenumii}{\Roman{enumii}.}
1613: \renewcommand{\labelenumiii}{\Roman{enumiii}.}
1614: \renewcommand{\labelenumiv}{\Roman{enumiv}.} ';
1615: }
1616: $currentstring .= '\begin{enumerate}';
1.122 albertel 1617: }
1618: return $currentstring;
1619: }
1620:
1621: sub end_ol {
1622: my ($target,$token) = @_;
1623: my $currentstring = '';
1624: if ($target eq 'web') {
1625: $currentstring = $token->[2];
1626: } elsif ($target eq 'tex') {
1.125 sakharuk 1627: $currentstring = '\end{enumerate} \renewcommand{\labelenumi}{\arabic{enumi}.}
1628: \renewcommand{\labelenumii}{\arabic{enumii}.}
1629: \renewcommand{\labelenumiii}{\arabic{enumiii}.}
1630: \renewcommand{\labelenumiv}{\arabic{enumiv}.}';
1.122 albertel 1631: }
1632: return $currentstring;
1633: }
1634:
1.35 sakharuk 1635: #-- <dl> tag
1.122 albertel 1636: sub start_dl {
1637: my ($target,$token) = @_;
1638: my $currentstring = '';
1639: if ($target eq 'web') {
1640: $currentstring = $token->[4];
1641: } elsif ($target eq 'tex') {
1642: $currentstring = '\begin{description}';
1643: }
1644: return $currentstring;
1645: }
1646:
1647: sub end_dl {
1648: my ($target,$token) = @_;
1649: my $currentstring = '';
1650: if ($target eq 'web') {
1651: $currentstring = $token->[2];
1652: } elsif ($target eq 'tex') {
1653: $currentstring = '\end{description}';
1654: }
1655: return $currentstring;
1656: }
1657:
1.35 sakharuk 1658: #-- <dt> tag
1.122 albertel 1659: sub start_dt {
1660: my ($target,$token) = @_;
1661: my $currentstring = '';
1662: if ($target eq 'web') {
1663: $currentstring = $token->[4];
1664: } elsif ($target eq 'tex') {
1665: $currentstring = '\item[';
1666: }
1667: return $currentstring;
1668: }
1669:
1670: sub end_dt {
1671: my ($target,$token) = @_;
1672: my $currentstring = '';
1673: if ($target eq 'web') {
1674: $currentstring = $token->[2];
1675: } elsif ($target eq 'tex') {
1676: $currentstring = ']';
1677: }
1678: return $currentstring;
1679: }
1680:
1.35 sakharuk 1681: #-- <dd> tag
1.122 albertel 1682: sub start_dd {
1683: my ($target,$token) = @_;
1684: my $currentstring = '';
1685: if ($target eq 'web') {
1686: $currentstring = $token->[4];
1687: }
1688: return $currentstring;
1689: }
1690:
1691: sub end_dd {
1692: my ($target,$token) = @_;
1693: my $currentstring = '';
1694: if ($target eq 'web') {
1695: $currentstring = $token->[2];
1696: }
1697: return $currentstring;
1698: }
1699:
1.35 sakharuk 1700: #-- <table> tag
1.91 sakharuk 1701: sub start_table {
1702: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.127 sakharuk 1703: my $textwidth;
1.131 sakharuk 1704: if (not defined @Apache::londefdef::table) {
1.127 sakharuk 1705: $textwidth=&recalc($ENV{'form.textwidth'});
1706: $textwidth=~/(\d+)/;
1707: $textwidth=$1;
1708: } else {
1709: $textwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
1710: }
1.91 sakharuk 1711: my $currentstring = '';
1712: if ($target eq 'web') {
1713: $currentstring = $token->[4];
1714: } elsif ($target eq 'tex') {
1715: my $aa = {};
1716: push @Apache::londefdef::table, $aa;
1717: $Apache::londefdef::table[-1]{'row_number'} = -1;
1.126 sakharuk 1718: #table's width
1719: my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
1720: if (not defined $TeXwidth) {
1721: my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,$safeeval,undef,1);
1722: if ($htmlwidth=~/%/) {
1723: $htmlwidth=~/(\d+)/;
1724: my $value=$1*$textwidth/100;
1725: $Apache::londefdef::table[-1]{'width'}=$value;
1726: } else {
1727: $Apache::londefdef::table[-1]{'width'}=$textwidth;
1728: }
1729: } elsif ($TeXwidth=~/%/) {
1730: $TeXwidth=~/(\d+)/;
1731: my $value=$1*$textwidth/100;
1732: $Apache::londefdef::table[-1]{'width'}=$value;
1733: } else {
1734: $Apache::londefdef::table[-1]{'width'}=$textwidth;
1735: }
1736: #table's border
1.101 sakharuk 1737: my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval,undef,1);
1.91 sakharuk 1738: unless (defined $border) { $border = 0; }
1739: if ($border) {
1740: $Apache::londefdef::table[-1]{'hinc'} = '\hline ';
1741: $Apache::londefdef::table[-1]{'vinc'} = '&';
1742: $Apache::londefdef::table[-1]{'vvinc'} = '|';
1743: } else {
1744: $Apache::londefdef::table[-1]{'hinc'} = '';
1745: $Apache::londefdef::table[-1]{'vinc'} = '&';
1746: $Apache::londefdef::table[-1]{'vvinc'} = '';
1747: }
1.126 sakharuk 1748: $Apache::londefdef::table[-1]{'output'} = ' \noindent \begin{tabular} ';
1.131 sakharuk 1749: $currentstring = '\keephidden{NEW TABLE ENTRY '.$textwidth.'}';
1.91 sakharuk 1750: }
1751: return $currentstring;
1752: }
1.122 albertel 1753:
1754: sub end_table {
1755: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1756: my $currentstring = '';
1757: if ($target eq 'web') {
1758: $currentstring = $token->[2];
1759: } elsif ($target eq 'tex') {
1760: my $inmemory = '';
1761: my $output = '';
1762: #construct header of the table
1763: my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};
1.126 sakharuk 1764: for (my $in=0;$in<=$Apache::londefdef::table[-1]{'counter_columns'};$in++) {
1.122 albertel 1765: $header_of_table .= $Apache::londefdef::table[-1]{'columns'}[$in].$Apache::londefdef::table[-1]{'vvinc'};
1766: }
1767: $header_of_table .= '}';
1.126 sakharuk 1768: #define the length of the table cells
1769: #always starts with TeXwidth (if defined everything else is ignored)
1770: my @length_row_final = split(/,/,$Apache::londefdef::table[-1]{'TeXlengthrow'}[0]);
1771: for (my $in=1;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
1772: my @length_row = split(/,/,$Apache::londefdef::table[-1]{'TeXlengthrow'}[$in]);
1773: for (my $jn=0;$jn<=$#length_row;$jn++) {
1774: if ($length_row_final[$jn]<$length_row[$jn]) {$length_row_final[$jn]=$length_row[$jn];}
1775: }
1776: }
1777: #continues trying estimate the width of raw data
1778: my @length_raw_row = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[0]);
1779: for (my $in=1;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
1780: my @length_row = split(/,/,$Apache::londefdef::table[-1]{'lengthrow'}[$in]);
1781: for (my $jn=0;$jn<=$#length_row;$jn++) {
1782: if ($length_raw_row[$jn]<$length_row[$jn]) {$length_raw_row[$jn]=$length_row[$jn];}
1783: }
1784: }
1785: #comparing of TeXwidth and raw data width
1786: my $available_length=$Apache::londefdef::table[-1]{'width'};
1787: my $needed=0;
1788: for (my $jn=0;$jn<=$#length_row_final;$jn++) {
1789: if ($length_row_final[$jn]!=0) {
1790: $available_length=$available_length-$length_row_final[$jn];
1791: $needed++;
1792: }
1.122 albertel 1793: }
1.126 sakharuk 1794: $needed=$#length_row_final-$needed+1;
1795: for (my $jn=0;$jn<=$#length_row_final;$jn++) {
1796: if ($length_row_final[$jn]==0) {
1797: if ($length_raw_row[$jn]<$available_length/3) {
1798: $length_row_final[$jn]=$length_raw_row[$jn];
1799: $available_length=$available_length-$length_raw_row[$jn];
1800: $needed--;
1.53 sakharuk 1801: }
1.51 sakharuk 1802: }
1803: }
1.126 sakharuk 1804: for (my $jn=0;$jn<=$#length_row_final;$jn++) {
1805: if ($length_row_final[$jn]==0) {
1806: $length_row_final[$jn]=0.9*$available_length/$needed;
1.122 albertel 1807: }
1808: }
1.126 sakharuk 1809: #fill the table
1810: for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
1811: for (my $jn=0;$jn<=$#length_row_final;$jn++) {
1812: my $substituted=$length_row_final[$jn];
1813: $Apache::londefdef::table[-1]{'rowdata'}[$in]=~s/TOBECHANGEDONNUMBER/$substituted mm/;
1.122 albertel 1814: }
1.126 sakharuk 1815: $output .= $Apache::londefdef::table[-1]{'rowdata'}[$in];
1816: chop $output;
1817: $output .= ' \\\\ ';
1.122 albertel 1818: }
1.126 sakharuk 1819: $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm ';
1.127 sakharuk 1820: if ($#Apache::londefdef::table > 0) {
1821: my $inmemory = $Apache::londefdef::table[-1]{'output'};
1822: pop @Apache::londefdef::table;
1.129 sakharuk 1823: push @{$Apache::londefdef::table[-1]{'include'}}, $inmemory;
1.127 sakharuk 1824: } else {
1825: $currentstring .= $Apache::londefdef::table[-1]{'output'};
1826: pop @Apache::londefdef::table;
1827: }
1.122 albertel 1828: }
1829: return $currentstring;
1830: }
1831:
1.51 sakharuk 1832: #-- <tr> tag
1.122 albertel 1833: sub start_tr {
1834: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1835: my $currentstring = '';
1836: if ($target eq 'web') {
1837: $currentstring = $token->[4];
1838: } elsif ($target eq 'tex') {
1839: $Apache::londefdef::table[-1]{'row_number'}++;
1840: my $alignchar = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
1841: if ($alignchar ne '') {
1842: push @ {$Apache::londefdef::table[-1]{'rows'} }, $alignchar;
1843: } else {
1844: push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';
1845: }
1846: push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});
1847: $Apache::londefdef::table[-1]{'counter_columns'} = -1;
1.126 sakharuk 1848: $Apache::londefdef::table[-1]{'TeXlength'} = '';
1849: $Apache::londefdef::table[-1]{'length'} = '';
1.122 albertel 1850: }
1851: return $currentstring;
1852: }
1853:
1854: sub end_tr {
1855: my ($target,$token) = @_;
1856: my $currentstring = '';
1857: if ($target eq 'web') {
1858: $currentstring = $token->[2];
1859: } elsif ($target eq 'tex') {
1.126 sakharuk 1860: push @{ $Apache::londefdef::table[-1]{'TeXlengthrow'} },$Apache::londefdef::table[-1]{'TeXlength'};
1.122 albertel 1861: push @{ $Apache::londefdef::table[-1]{'lengthrow'} },$Apache::londefdef::table[-1]{'length'};
1862: }
1863: return $currentstring;
1864: }
1865:
1866: #-- <td> tag
1867: sub start_td {
1868: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1869: my $currentstring = '';
1870: if ($target eq 'web') {
1871: $currentstring = $token->[4];
1872: } elsif ($target eq 'tex') {
1873: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
1874: if ($what_to_push eq '') {
1875: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1876: }
1877: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1878: $Apache::londefdef::table[-1]{'counter_columns'}++;
1879: &Apache::lonxml::startredirection();
1880: }
1881: return $currentstring;
1882: }
1883:
1884: sub end_td {
1.126 sakharuk 1885: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1886: my $currentstring = '';
1887: if ($target eq 'web') {
1888: $currentstring = $token->[2];
1889: } elsif ($target eq 'tex') {
1890: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1891: my $data=&Apache::lonxml::endredirection();
1.126 sakharuk 1892: my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
1893: if (defined $TeXwidth) {
1894: my $current_length=&recalc($TeXwidth);
1895: $current_length=~/(\d+)/;
1896: $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
1897: $Apache::londefdef::table[-1]{'length'} .= '0,';
1.122 albertel 1898: } else {
1.126 sakharuk 1899: if ($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) {
1900: my $current_length=&recalc($1);
1.132 sakharuk 1901: $current_length=~/(\d+\.?\d*)/;
1.126 sakharuk 1902: $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
1903: $Apache::londefdef::table[-1]{'length'} .= '0,';
1904: } else {
1905: $data=~/^\s*(\S.*)/;
1906: $data=$1;
1907: $data=~/(.*\S)\s*$/;
1908: $data=$1;
1909: my $current_length=2*length($data);
1910: $Apache::londefdef::table[-1]{'length'} .= $current_length.',';
1911: $Apache::londefdef::table[-1]{'TeXlength'} .= '0,';
1912: }
1.129 sakharuk 1913: }
1914: for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) {
1915: $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/;
1916: }
1.128 sakharuk 1917: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{TOBECHANGEDONNUMBER}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
1.122 albertel 1918: }
1919: return $currentstring;
1920: }
1921:
1922: #-- <th> tag
1923: sub start_th {
1924: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1925: my $currentstring = '';
1926: if ($target eq 'web') {
1927: $currentstring = $token->[4];
1928: } elsif ($target eq 'tex') {
1929: my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
1930: if ($what_to_push eq '') {
1931: $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
1932: }
1933: push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
1934: $Apache::londefdef::table[-1]{'counter_columns'}++;
1935: &Apache::lonxml::startredirection();
1936: }
1937: return $currentstring;
1.130 sakharuk 1938: }
1939:
1.122 albertel 1940: sub end_th {
1.130 sakharuk 1941: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 1942: my $currentstring = '';
1943: if ($target eq 'web') {
1944: $currentstring = $token->[2];
1945: } elsif ($target eq 'tex') {
1946: my $current_row = $Apache::londefdef::table[-1]{'row_number'};
1947: my $data=&Apache::lonxml::endredirection();
1.130 sakharuk 1948: my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
1949: if (defined $TeXwidth) {
1950: my $current_length=&recalc($TeXwidth);
1951: $current_length=~/(\d+)/;
1952: $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
1953: $Apache::londefdef::table[-1]{'length'} .= '0,';
1.122 albertel 1954: } else {
1.130 sakharuk 1955: if ($data=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/) {
1956: my $current_length=&recalc($1);
1957: $current_length=~/(\d+)/;
1958: $Apache::londefdef::table[-1]{'TeXlength'} .= $1.',';
1959: $Apache::londefdef::table[-1]{'length'} .= '0,';
1960: } else {
1961: $data=~/^\s*(\S.*)/;
1962: $data=$1;
1963: $data=~/(.*\S)\s*$/;
1964: $data=$1;
1965: my $current_length=2*length($data);
1966: $Apache::londefdef::table[-1]{'length'} .= $current_length.',';
1967: $Apache::londefdef::table[-1]{'TeXlength'} .= '0,';
1968: }
1969: }
1970: for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) {
1971: $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/;
1972: }
1973: $data='\textbf{'.$data.'}';
1974: @{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\parbox{TOBECHANGEDONNUMBER}{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
1.122 albertel 1975: }
1976: return $currentstring;
1977: }
1978: #-- <img> tag
1979: sub start_img {
1980: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1981: my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,
1982: undef,1);
1983: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;
1984: my $currentstring = '';
1985: my $width_param = '';
1986: my $height_param = '';
1987: my $scaling = .3;
1988:
1989: if ($target eq 'web') {
1990: if ($ENV{'browser.imagesuppress'} ne 'on') {
1991: $currentstring = $token->[4];
1992: } else {
1993: my $alttag= &Apache::lonxml::get_param
1994: ('alt',$parstack,$safeeval,undef,1);
1995: unless ($alttag) {
1996: $alttag=&Apache::lonmeta::alttag
1997: ($Apache::lonxml::pwd[-1],$src);
1.51 sakharuk 1998: }
1.122 albertel 1999: $currentstring='[IMAGE: '.$alttag.']';
1.1 sakharuk 2000: }
1.122 albertel 2001: } elsif ($target eq 'tex') {
2002: $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
2003: &image_replication($src);
2004:
2005: #if original gif/jpg/png file exist do following:
2006: if (-e $src) {
2007: #defines the default size of image
2008: my $image = Image::Magick->new;
2009: my $current_figure = $image->Read($src);
2010: $width_param = $image->Get('width') * $scaling;;
2011: $height_param = $image->Get('height') * $scaling;;
2012: undef $image;
2013: #do we have any specified size of the picture?
2014: my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
2015: my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
2016: my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval,
2017: undef,1);
2018: if ($TeXwidth ne '') {
2019: if ($TeXwidth=~/(\d+)\s*\%/) {
2020: $width_param = $1*$ENV{'form.textwidth'}/100;
2021: } else {
2022: $width_param = $TeXwidth;
2023: }
2024: } elsif ($TeXheight ne '') {
2025: $width_param = $TeXheight/$height_param*$width_param;
2026: } elsif ($width ne '') {
2027: $width_param = $width*$scaling;
2028: }
2029: my $file;
2030: my $path;
2031: if ($src =~ m!(.*)/([^/]*)$!) {
2032: $file = $2;
2033: $path = $1.'/';
2034: }
2035: my $newsrc = $src;
2036: $newsrc =~ s/\.(gif|jpg|png)$/.eps/i;
2037: $file=~s/\.(gif|jpg|png)$/.eps/i;
2038: #where can we find the picture?
2039: if (-e $newsrc) {
2040: #eps counterpart for image exist
2041: if ($path) {
2042: $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
1.51 sakharuk 2043: }
1.122 albertel 2044: } else {
2045: #there is no eps counterpart for image - check for ps one
2046: $newsrc =~ s/\.eps$/\.ps/;
2047: if (-e $newsrc) {
2048: #ps counterpart for image exist
2049: $file =~ s/\.eps$/\.ps/;
2050: if ($path) {
2051: $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
2052: }
1.78 sakharuk 2053: } else {
1.122 albertel 2054: #there aren't eps or ps - so create eps
2055: my $temp_file;
2056: my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
2057: $temp_file = Apache::File->new('>>'.$filename);
2058: print $temp_file "$src\n";
2059: $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
2060: }
2061: }
2062: } else {
2063: #original image file doesn't exist so check the alt attribute
2064: my $alt =
2065: &Apache::lonxml::get_param('alt',$parstack,$safeeval,undef,1);
2066: unless ($alt) {
2067: $alt=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src);
2068: }
2069:
2070: if ($alt) {
2071: $currentstring .= ' '.$alt.' ';
2072: } else {
2073: #<allow> tag will care about replication
1.59 sakharuk 2074: }
2075: }
1.122 albertel 2076: }
2077: return $currentstring;
2078: }
2079:
2080: sub end_img {
2081: my ($target,$token) = @_;
2082: my $currentstring = '';
2083: if ($target eq 'web') {
2084: $currentstring = $token->[2];
2085: } elsif ($target eq 'tex') {
2086: $currentstring = '';
2087: }
2088: return $currentstring;
2089: }
2090:
2091: #-- <applet> tag
2092: sub start_applet {
2093: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2094:
2095: my $code=&Apache::lonxml::get_param('code',$parstack,$safeeval,undef,1);
2096: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$code;
2097:
2098: my $archive=&Apache::lonxml::get_param('archive',$parstack,$safeeval,
2099: undef,1);
2100: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$archive;
2101:
2102: my $currentstring = '';
2103: if ($target eq 'web') {
2104: if ($ENV{'browser.appletsuppress'} ne 'on') {
2105: $currentstring = $token->[4];
2106: } else {
2107: my $alttag= &Apache::lonxml::get_param('alt',$parstack,
2108: $safeeval,undef,1);
2109: unless ($alttag) {
2110: $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],
2111: $code);
1.44 sakharuk 2112: }
1.122 albertel 2113: $currentstring='[APPLET: '.$alttag.']';
1.1 sakharuk 2114: }
1.122 albertel 2115: } elsif ($target eq 'tex') {
2116: $currentstring = " \\begin{figure} ";
2117: }
2118: return $currentstring;
2119: }
2120:
2121: sub end_applet {
2122: my ($target,$token) = @_;
2123: my $currentstring = '';
2124: if ($target eq 'web') {
2125: $currentstring = $token->[2];
2126: } elsif ($target eq 'tex') {
2127: $currentstring = " \\end{figure}";
2128: }
2129: return $currentstring;
2130: }
2131:
2132: #-- <embed> tag
2133: sub start_embed {
2134: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2135: my $src=&Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
2136: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;
2137: my $currentstring = '';
2138: if ($target eq 'web') {
2139: if ($ENV{'browser.embedsuppress'} ne 'on') {
2140: $currentstring = $token->[4];
2141: } else {
2142: my $alttag=&Apache::lonxml::get_param
2143: ('alt',$parstack,$safeeval,undef,1);
2144: unless ($alttag) {
2145: $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src);
1.42 albertel 2146: }
1.122 albertel 2147: $currentstring='[EMBED: '.$alttag.']';
1.10 www 2148: }
1.122 albertel 2149: } elsif ($target eq 'tex') {
2150: $currentstring = " \\begin{figure} ";
2151: }
2152: return $currentstring;
2153: }
2154:
2155: sub end_embed {
2156: my ($target,$token) = @_;
2157: my $currentstring = '';
2158: if ($target eq 'web') {
2159: $currentstring = $token->[2];
2160: } elsif ($target eq 'tex') {
2161: $currentstring = " \\end{figure}";
2162: }
2163: return $currentstring;
2164: }
2165:
2166: #-- <param> tag
2167: sub start_param {
2168: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2169: if (&Apache::lonxml::get_param
2170: ('name',$parstack,$safeeval,undef,1)=~/^cabbase$/i) {
2171: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
2172: &Apache::lonxml::get_param('value',$parstack,$safeeval,undef,1);
2173: }
2174: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
2175: &Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
2176: my $currentstring = '';
2177: if ($target eq 'web') {
2178: $currentstring = $token->[4];
2179: } elsif ($target eq 'tex') {
2180: $currentstring = " \\begin{figure} ";
2181: }
2182: return $currentstring;
2183: }
2184:
2185: sub end_param {
2186: my ($target,$token) = @_;
2187: my $currentstring = '';
2188: if ($target eq 'web') {
2189: $currentstring = $token->[2];
2190: } elsif ($target eq 'tex') {
2191: $currentstring = " \\end{figure}";
2192: }
2193: return $currentstring;
2194: }
2195:
2196: #-- <allow> tag
2197: sub start_allow {
2198: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2199: my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
2200: $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
1.138 ! www 2201: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
! 2202: &Apache::lonnet::clutter($src);
1.122 albertel 2203: &image_replication($src);
2204: my $result;
2205: if ($target eq 'edit') {
2206: $result .=&Apache::edit::tag_start($target,$token);
2207: $result .=&Apache::edit::text_arg('File Spec:','src',$token,70);
2208: $result .=&Apache::edit::end_row();#.&Apache::edit::start_spanning_row();
2209: } elsif ($target eq 'modified') {
2210: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
2211: $safeeval,'src');
2212: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
2213: }
2214: return $result;
2215: }
2216:
2217: sub end_allow {
2218: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2219: if ( $target eq 'edit') { return (&Apache::edit::end_table()); }
2220: return '';
2221: }
1.119 www 2222:
1.122 albertel 2223: #-- Frames
2224: sub start_frameset {
2225: my ($target,$token) = @_;
2226: my $currentstring = '';
2227: if ($target eq 'web') {
2228: if (!$Apache::lonxml::registered) {
2229: $currentstring.='<head>'.
2230: &Apache::lonmenu::registerurl(undef,$target).'</head>';
1.10 www 2231: }
1.133 www 2232: my $onLoad='';
2233: foreach my $key (keys(%{$token->[2]})) {
2234: if ($key =~ /^onload$/i) {
2235: $onLoad.=$token->[2]->{$key}.';';
2236: delete($token->[2]->{$key});
2237: }
2238: }
2239: $token->[2]->{'onload'}=&Apache::lonmenu::loadevents().';'.$onLoad;
2240: my $onUnload='';
2241: foreach my $key (keys(%{$token->[2]})) {
2242: if ($key =~ /^onunload$/i) {
2243: $onUnload.=$token->[2]->{$key}.';';
2244: delete($token->[2]->{$key});
2245: }
2246: }
2247: $token->[2]->{'onunload'}=&Apache::lonmenu::unloadevents().
2248: ';'.$onUnload;
2249:
2250: $currentstring .= '<'.$token->[1];
2251: foreach (keys %{$token->[2]}) {
2252: $currentstring.=' '.$_.'="'.$token->[2]->{$_}.'"';
2253: }
2254: $currentstring.='>';
1.122 albertel 2255: }
2256: return $currentstring;
2257: }
2258:
2259: sub end_frameset {
2260: my ($target,$token) = @_;
2261: my $currentstring = '';
2262: if ($target eq 'web') {
2263: $currentstring = $token->[2];
2264: }
2265: return $currentstring;
2266: }
2267:
2268: #-- <pre>
2269: sub start_pre {
1.126 sakharuk 2270: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
1.122 albertel 2271: my $currentstring = '';
2272: if ($target eq 'web') {
2273: $currentstring .= $token->[4];
2274: } elsif ($target eq 'tex') {
1.136 sakharuk 2275: $currentstring .= '\begin{verbatim}';
1.122 albertel 2276: }
2277: return $currentstring;
2278: }
2279:
2280: sub end_pre {
2281: my ($target,$token) = @_;
2282: my $currentstring = '';
2283: if ($target eq 'web') {
2284: $currentstring .= $token->[2];
2285: } elsif ($target eq 'tex') {
1.136 sakharuk 2286: $currentstring .= '\end{verbatim}';
1.122 albertel 2287: }
2288: return $currentstring;
2289: }
2290:
2291: #-- <insert>
2292: sub start_insert {
2293: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2294: my $currentstring = '';
2295: if ($target eq 'web') {
2296: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval,undef,1);
2297: $currentstring .= '<b>'.$display.'</b>';;
2298: }
2299: return $currentstring;
2300: }
2301:
2302: sub end_insert {
2303: my ($target,$token) = @_;
2304: my $currentstring = '';
2305: if ($target eq 'web') {
2306: $currentstring .= '';
2307: }
2308: return $currentstring;
2309: }
2310:
2311: #-- <externallink>
2312: sub start_externallink {
2313: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2314: my $currentstring = '';
2315: if ($target eq 'web') {
2316: my $display = &Apache::lonxml::get_param('display',$parstack,$safeeval,undef,1);
2317: $currentstring .= '<b>'.$display.'</b>';;
2318: }
2319: return $currentstring;
2320: }
2321:
2322: sub end_externallink {
2323: my ($target,$token) = @_;
2324: my $currentstring = '';
2325: if ($target eq 'web') {
2326: $currentstring .= '';
2327: }
2328: return $currentstring;
2329: }
2330:
2331: #-- <blankspace heigth="">
2332: sub start_blankspace {
2333: my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
2334: my $currentstring = '';
2335: if ($target eq 'tex') {
2336: my $howmuch = &Apache::lonxml::get_param('heigth',$parstack,$safeeval,undef,1);
2337: $currentstring .= '\vskip '.$howmuch.' ';
2338: }
2339: return $currentstring;
2340: }
2341:
2342: sub end_blankspace {
2343: my ($target,$token) = @_;
2344: my $currentstring = '';
2345: if ($target eq 'tex') {
2346: $currentstring .= '';
2347: }
2348: return $currentstring;
2349: }
2350:
2351: #-- <abbr> tag
2352: sub start_abbr {
2353: my ($target,$token) = @_;
2354: my $currentstring = '';
2355: if ($target eq 'web') {
2356: $currentstring = $token->[4];
2357: }
2358: return $currentstring;
2359: }
2360:
2361: sub end_abbr {
2362: my ($target,$token) = @_;
2363: my $currentstring = '';
2364: if ($target eq 'web') {
2365: $currentstring = $token->[2];
2366: }
2367: return $currentstring;
2368: }
2369:
2370: #-- <acronym> tag
2371: sub start_acronym {
2372: my ($target,$token) = @_;
2373: my $currentstring = '';
2374: if ($target eq 'web') {
2375: $currentstring = $token->[4];
2376: }
2377: return $currentstring;
2378: }
2379:
2380: sub end_acronym {
2381: my ($target,$token) = @_;
2382: my $currentstring = '';
2383: if ($target eq 'web') {
2384: $currentstring = $token->[2];
2385: }
2386: return $currentstring;
2387: }
2388:
2389: #-- <area> tag
2390: sub start_area {
2391: my ($target,$token) = @_;
2392: my $currentstring = '';
2393: if ($target eq 'web') {
2394: $currentstring = $token->[4];
2395: }
2396: return $currentstring;
2397: }
2398:
2399: sub end_area {
2400: my ($target,$token) = @_;
2401: my $currentstring = '';
2402: if ($target eq 'web') {
2403: $currentstring = $token->[2];
2404: }
2405: return $currentstring;
2406: }
2407:
2408: #-- <base> tag
2409: sub start_base {
2410: my ($target,$token) = @_;
2411: my $currentstring = '';
2412: if ($target eq 'web') {
2413: $currentstring = $token->[4];
2414: }
2415: return $currentstring;
2416: }
2417:
2418: sub end_base {
2419: my ($target,$token) = @_;
2420: my $currentstring = '';
2421: if ($target eq 'web') {
2422: $currentstring = $token->[2];
2423: }
2424: return $currentstring;
2425: }
2426:
2427: #-- <bdo> tag
2428: sub start_bdo {
2429: my ($target,$token) = @_;
2430: my $currentstring = '';
2431: if ($target eq 'web') {
2432: $currentstring = $token->[4];
2433: }
2434: return $currentstring;
2435: }
2436:
2437: sub end_bdo {
2438: my ($target,$token) = @_;
2439: my $currentstring = '';
2440: if ($target eq 'web') {
2441: $currentstring = $token->[2];
2442: }
2443: return $currentstring;
2444: }
2445:
2446: #-- <bgsound> tag
2447: sub start_bgsound {
2448: my ($target,$token) = @_;
2449: my $currentstring = '';
2450: if ($target eq 'web') {
2451: $currentstring = $token->[4];
2452: }
2453: return $currentstring;
2454: }
2455:
2456: sub end_bgsound {
2457: my ($target,$token) = @_;
2458: my $currentstring = '';
2459: if ($target eq 'web') {
2460: $currentstring = $token->[2];
2461: }
2462: return $currentstring;
2463: }
2464:
2465: #-- <blink> tag
2466: sub start_blink {
2467: my ($target,$token) = @_;
2468: my $currentstring = '';
2469: if ($target eq 'web') {
2470: $currentstring = $token->[4];
2471: }
2472: return $currentstring;
2473: }
2474:
2475: sub end_blink {
2476: my ($target,$token) = @_;
2477: my $currentstring = '';
2478: if ($target eq 'web') {
2479: $currentstring = $token->[2];
2480: }
2481: return $currentstring;
2482: }
2483:
2484: #-- <blockquote> tag
2485: sub start_blockquote {
2486: my ($target,$token) = @_;
2487: my $currentstring = '';
2488: if ($target eq 'web') {
2489: $currentstring = $token->[4];
2490: }
2491: return $currentstring;
2492: }
2493:
2494: sub end_blockquote {
2495: my ($target,$token) = @_;
2496: my $currentstring = '';
2497: if ($target eq 'web') {
2498: $currentstring = $token->[2];
2499: }
2500: return $currentstring;
2501: }
2502:
2503: #-- <button> tag
2504: sub start_button {
2505: my ($target,$token) = @_;
2506: my $currentstring = '';
2507: if ($target eq 'web') {
2508: $currentstring = $token->[4];
2509: }
2510: return $currentstring;
2511: }
2512:
2513: sub end_button {
2514: my ($target,$token) = @_;
2515: my $currentstring = '';
2516: if ($target eq 'web') {
2517: $currentstring = $token->[2];
2518: }
2519: return $currentstring;
2520: }
2521:
2522: #-- <caption> tag
2523: sub start_caption {
2524: my ($target,$token) = @_;
2525: my $currentstring = '';
2526: if ($target eq 'web') {
2527: $currentstring = $token->[4];
2528: }
2529: return $currentstring;
2530: }
2531:
2532: sub end_caption {
2533: my ($target,$token) = @_;
2534: my $currentstring = '';
2535: if ($target eq 'web') {
2536: $currentstring = $token->[2];
2537: }
2538: return $currentstring;
2539: }
2540:
2541: #-- <col> tag
2542: sub start_col {
2543: my ($target,$token) = @_;
2544: my $currentstring = '';
2545: if ($target eq 'web') {
2546: $currentstring = $token->[4];
2547: }
2548: return $currentstring;
2549: }
2550:
2551: sub end_col {
2552: my ($target,$token) = @_;
2553: my $currentstring = '';
2554: if ($target eq 'web') {
2555: $currentstring = $token->[2];
2556: }
2557: return $currentstring;
2558: }
2559:
2560: #-- <colgroup> tag
2561: sub start_colgroup {
2562: my ($target,$token) = @_;
2563: my $currentstring = '';
2564: if ($target eq 'web') {
2565: $currentstring = $token->[4];
2566: }
2567: return $currentstring;
2568: }
2569:
2570: sub end_colgroup {
2571: my ($target,$token) = @_;
2572: my $currentstring = '';
2573: if ($target eq 'web') {
2574: $currentstring = $token->[2];
2575: }
2576: return $currentstring;
2577: }
2578:
2579: #-- <del> tag
2580: sub start_del {
2581: my ($target,$token) = @_;
2582: my $currentstring = '';
2583: if ($target eq 'web') {
2584: $currentstring = $token->[4];
2585: }
2586: return $currentstring;
2587: }
2588:
2589: sub end_del {
2590: my ($target,$token) = @_;
2591: my $currentstring = '';
2592: if ($target eq 'web') {
2593: $currentstring = $token->[2];
2594: }
2595: return $currentstring;
2596: }
2597:
2598: #-- <fieldset> tag
2599: sub start_fieldset {
2600: my ($target,$token) = @_;
2601: my $currentstring = '';
2602: if ($target eq 'web') {
2603: $currentstring = $token->[4];
2604: }
2605: return $currentstring;
2606: }
2607:
2608: sub end_fieldset {
2609: my ($target,$token) = @_;
2610: my $currentstring = '';
2611: if ($target eq 'web') {
2612: $currentstring = $token->[2];
2613: }
2614: return $currentstring;
2615: }
2616:
2617: #-- <frame> tag
2618: sub start_frame {
2619: my ($target,$token) = @_;
2620: my $currentstring = '';
2621: if ($target eq 'web') {
2622: $currentstring = $token->[4];
2623: }
2624: return $currentstring;
2625: }
2626:
2627: sub end_frame {
2628: my ($target,$token) = @_;
2629: my $currentstring = '';
2630: if ($target eq 'web') {
2631: $currentstring = $token->[2];
2632: }
2633: return $currentstring;
2634: }
2635:
2636: #-- <iframe> tag
2637: sub start_iframe {
2638: my ($target,$token) = @_;
2639: my $currentstring = '';
2640: if ($target eq 'web') {
2641: $currentstring = $token->[4];
2642: }
2643: return $currentstring;
2644: }
2645:
2646: sub end_iframe {
2647: my ($target,$token) = @_;
2648: my $currentstring = '';
2649: if ($target eq 'web') {
2650: $currentstring = $token->[2];
2651: }
2652: return $currentstring;
2653: }
2654:
2655: #-- <ins> tag
2656: sub start_ins {
2657: my ($target,$token) = @_;
2658: my $currentstring = '';
2659: if ($target eq 'web') {
2660: $currentstring = $token->[4];
2661: }
2662: return $currentstring;
2663: }
2664:
2665: sub end_ins {
2666: my ($target,$token) = @_;
2667: my $currentstring = '';
2668: if ($target eq 'web') {
2669: $currentstring = $token->[2];
2670: }
2671: return $currentstring;
2672: }
2673:
2674: #-- <isindex> tag
2675: sub start_isindex {
2676: my ($target,$token) = @_;
2677: my $currentstring = '';
2678: if ($target eq 'web') {
2679: $currentstring = $token->[4];
2680: }
2681: return $currentstring;
2682: }
2683:
2684: sub end_isindex {
2685: my ($target,$token) = @_;
2686: my $currentstring = '';
2687: if ($target eq 'web') {
2688: $currentstring = $token->[2];
2689: }
2690: return $currentstring;
2691: }
2692:
2693: #-- <keygen> tag
2694: sub start_keygen {
2695: my ($target,$token) = @_;
2696: my $currentstring = '';
2697: if ($target eq 'web') {
2698: $currentstring = $token->[4];
2699: }
2700: return $currentstring;
2701: }
2702:
2703: sub end_keygen {
2704: my ($target,$token) = @_;
2705: my $currentstring = '';
2706: if ($target eq 'web') {
2707: $currentstring = $token->[2];
2708: }
2709: return $currentstring;
2710: }
2711:
2712: #-- <label> tag
2713: sub start_label {
2714: my ($target,$token) = @_;
2715: my $currentstring = '';
2716: if ($target eq 'web') {
2717: $currentstring = $token->[4];
2718: }
2719: return $currentstring;
2720: }
2721:
2722: sub end_label {
2723: my ($target,$token) = @_;
2724: my $currentstring = '';
2725: if ($target eq 'web') {
2726: $currentstring = $token->[2];
2727: }
2728: return $currentstring;
2729: }
2730:
2731: #-- <layer> tag
2732: sub start_layer {
2733: my ($target,$token) = @_;
2734: my $currentstring = '';
2735: if ($target eq 'web') {
2736: $currentstring = $token->[4];
2737: }
2738: return $currentstring;
2739: }
2740:
2741: sub end_layer {
2742: my ($target,$token) = @_;
2743: my $currentstring = '';
2744: if ($target eq 'web') {
2745: $currentstring = $token->[2];
2746: }
2747: return $currentstring;
2748: }
2749:
2750: #-- <legend> tag
2751: sub start_legend {
2752: my ($target,$token) = @_;
2753: my $currentstring = '';
2754: if ($target eq 'web') {
2755: $currentstring = $token->[4];
2756: }
2757: return $currentstring;
2758: }
2759:
2760: sub end_legend {
2761: my ($target,$token) = @_;
2762: my $currentstring = '';
2763: if ($target eq 'web') {
2764: $currentstring = $token->[2];
2765: }
2766: return $currentstring;
2767: }
2768:
2769: #-- <link> tag
2770: sub start_link {
2771: my ($target,$token) = @_;
2772: my $currentstring = '';
2773: if ($target eq 'web') {
2774: $currentstring = $token->[4];
2775: }
2776: return $currentstring;
2777: }
2778:
2779: sub end_link {
2780: my ($target,$token) = @_;
2781: my $currentstring = '';
2782: if ($target eq 'web') {
2783: $currentstring = $token->[2];
2784: }
2785: return $currentstring;
2786: }
2787:
2788: #-- <marquee> tag
2789: sub start_marquee {
2790: my ($target,$token) = @_;
2791: my $currentstring = '';
2792: if ($target eq 'web') {
2793: $currentstring = $token->[4];
2794: }
2795: return $currentstring;
2796: }
2797:
2798: sub end_marquee {
2799: my ($target,$token) = @_;
2800: my $currentstring = '';
2801: if ($target eq 'web') {
2802: $currentstring = $token->[2];
2803: }
2804: return $currentstring;
2805: }
2806:
2807: #-- <malticol> tag
2808: sub start_malticol {
2809: my ($target,$token) = @_;
2810: my $currentstring = '';
2811: if ($target eq 'web') {
2812: $currentstring = $token->[4];
2813: }
2814: return $currentstring;
2815: }
2816:
2817: sub end_malticol {
2818: my ($target,$token) = @_;
2819: my $currentstring = '';
2820: if ($target eq 'web') {
2821: $currentstring = $token->[2];
2822: }
2823: return $currentstring;
2824: }
2825:
2826: #-- <nobr> tag
2827: sub start_nobr {
2828: my ($target,$token) = @_;
2829: my $currentstring = '';
2830: if ($target eq 'web') {
2831: $currentstring = $token->[4];
2832: }
2833: return $currentstring;
2834: }
2835:
2836: sub end_nobr {
2837: my ($target,$token) = @_;
2838: my $currentstring = '';
2839: if ($target eq 'web') {
2840: $currentstring = $token->[2];
2841: }
2842: return $currentstring;
2843: }
2844:
2845: #-- <noembed> tag
2846: sub start_noembed {
2847: my ($target,$token) = @_;
2848: my $currentstring = '';
2849: if ($target eq 'web') {
2850: $currentstring = $token->[4];
2851: }
2852: return $currentstring;
2853: }
2854:
2855: sub end_noembed {
2856: my ($target,$token) = @_;
2857: my $currentstring = '';
2858: if ($target eq 'web') {
2859: $currentstring = $token->[2];
2860: }
2861: return $currentstring;
2862: }
2863:
2864: #-- <noframes> tag
2865: sub start_noframes {
2866: my ($target,$token) = @_;
2867: my $currentstring = '';
2868: if ($target eq 'web') {
2869: $currentstring = $token->[4];
2870: }
2871: return $currentstring;
2872: }
2873:
2874: sub end_noframes {
2875: my ($target,$token) = @_;
2876: my $currentstring = '';
2877: if ($target eq 'web') {
2878: $currentstring = $token->[2];
2879: }
2880: return $currentstring;
2881: }
2882:
2883: #-- <nolayer> tag
2884: sub start_nolayer {
2885: my ($target,$token) = @_;
2886: my $currentstring = '';
2887: if ($target eq 'web') {
2888: $currentstring = $token->[4];
2889: }
2890: return $currentstring;
2891: }
2892:
2893: sub end_nolayer {
2894: my ($target,$token) = @_;
2895: my $currentstring = '';
2896: if ($target eq 'web') {
2897: $currentstring = $token->[2];
2898: }
2899: return $currentstring;
2900: }
2901:
2902: #-- <noscript> tag
2903: sub start_noscript {
2904: my ($target,$token) = @_;
2905: my $currentstring = '';
2906: if ($target eq 'web') {
2907: $currentstring = $token->[4];
2908: }
2909: return $currentstring;
2910: }
2911:
2912: sub end_noscript {
2913: my ($target,$token) = @_;
2914: my $currentstring = '';
2915: if ($target eq 'web') {
2916: $currentstring = $token->[2];
2917: }
2918: return $currentstring;
2919: }
2920:
2921: #-- <object> tag
2922: sub start_object {
2923: my ($target,$token) = @_;
2924: my $currentstring = '';
2925: if ($target eq 'web') {
2926: $currentstring = $token->[4];
2927: }
2928: return $currentstring;
2929: }
2930:
2931: sub end_object {
2932: my ($target,$token) = @_;
2933: my $currentstring = '';
2934: if ($target eq 'web') {
2935: $currentstring = $token->[2];
2936: }
2937: return $currentstring;
2938: }
2939:
2940: #-- <optgroup> tag
2941: sub start_optgroup {
2942: my ($target,$token) = @_;
2943: my $currentstring = '';
2944: if ($target eq 'web') {
2945: $currentstring = $token->[4];
2946: }
2947: return $currentstring;
2948: }
2949:
2950: sub end_optgroup {
2951: my ($target,$token) = @_;
2952: my $currentstring = '';
2953: if ($target eq 'web') {
2954: $currentstring = $token->[2];
2955: }
2956: return $currentstring;
2957: }
2958:
2959: #-- <samp> tag
2960: sub start_samp {
2961: my ($target,$token) = @_;
2962: my $currentstring = '';
2963: if ($target eq 'web') {
2964: $currentstring = $token->[4];
2965: }
2966: return $currentstring;
2967: }
2968:
2969: sub end_samp {
2970: my ($target,$token) = @_;
2971: my $currentstring = '';
2972: if ($target eq 'web') {
2973: $currentstring = $token->[2];
2974: }
2975: return $currentstring;
2976: }
2977:
2978: #-- <server> tag
2979: sub start_server {
2980: my ($target,$token) = @_;
2981: my $currentstring = '';
2982: if ($target eq 'web') {
2983: $currentstring = $token->[4];
2984: }
2985: return $currentstring;
2986: }
2987:
2988: sub end_server {
2989: my ($target,$token) = @_;
2990: my $currentstring = '';
2991: if ($target eq 'web') {
2992: $currentstring = $token->[2];
2993: }
2994: return $currentstring;
2995: }
2996:
2997: #-- <spacer> tag
2998: sub start_spacer {
2999: my ($target,$token) = @_;
3000: my $currentstring = '';
3001: if ($target eq 'web') {
3002: $currentstring = $token->[4];
3003: }
3004: return $currentstring;
3005: }
3006:
3007: sub end_spacer {
3008: my ($target,$token) = @_;
3009: my $currentstring = '';
3010: if ($target eq 'web') {
3011: $currentstring = $token->[2];
3012: }
3013: return $currentstring;
3014: }
3015:
3016: #-- <span> tag
3017: sub start_span {
3018: my ($target,$token) = @_;
3019: my $currentstring = '';
3020: if ($target eq 'web') {
3021: $currentstring = $token->[4];
3022: }
3023: return $currentstring;
3024: }
3025:
3026: sub end_span {
3027: my ($target,$token) = @_;
3028: my $currentstring = '';
3029: if ($target eq 'web') {
3030: $currentstring = $token->[2];
3031: }
3032: return $currentstring;
3033: }
3034:
3035: #-- <tbody> tag
3036: sub start_tbody {
3037: my ($target,$token) = @_;
3038: my $currentstring = '';
3039: if ($target eq 'web') {
3040: $currentstring = $token->[4];
3041: }
3042: return $currentstring;
3043: }
3044:
3045: sub end_tbody {
3046: my ($target,$token) = @_;
3047: my $currentstring = '';
3048: if ($target eq 'web') {
3049: $currentstring = $token->[2];
3050: }
3051: return $currentstring;
3052: }
3053:
3054: #-- <tfoot> tag
3055: sub start_tfoot {
3056: my ($target,$token) = @_;
3057: my $currentstring = '';
3058: if ($target eq 'web') {
3059: $currentstring = $token->[4];
3060: }
3061: return $currentstring;
3062: }
3063:
3064: sub end_tfoot {
3065: my ($target,$token) = @_;
3066: my $currentstring = '';
3067: if ($target eq 'web') {
3068: $currentstring = $token->[2];
3069: }
3070: return $currentstring;
3071: }
3072:
3073: #-- <thead> tag
3074: sub start_thead {
3075: my ($target,$token) = @_;
3076: my $currentstring = '';
3077: if ($target eq 'web') {
3078: $currentstring = $token->[4];
3079: }
3080: return $currentstring;
3081: }
1.10 www 3082:
1.122 albertel 3083: sub end_thead {
3084: my ($target,$token) = @_;
3085: my $currentstring = '';
3086: if ($target eq 'web') {
3087: $currentstring = $token->[2];
3088: }
3089: return $currentstring;
3090: }
1.119 www 3091:
1.122 albertel 3092: #-- <var> tag
3093: sub start_var {
1.44 sakharuk 3094: my ($target,$token) = @_;
3095: my $currentstring = '';
3096: if ($target eq 'web') {
1.122 albertel 3097: $currentstring = $token->[4];
1.44 sakharuk 3098: }
3099: return $currentstring;
3100: }
1.10 www 3101:
1.122 albertel 3102: sub end_var {
3103: my ($target,$token) = @_;
1.44 sakharuk 3104: my $currentstring = '';
3105: if ($target eq 'web') {
1.122 albertel 3106: $currentstring = $token->[2];
1.44 sakharuk 3107: }
3108: return $currentstring;
3109: }
1.119 www 3110:
1.122 albertel 3111: #-- <wbr> tag
3112: sub start_wbr {
3113: my ($target,$token) = @_;
3114: my $currentstring = '';
3115: if ($target eq 'web') {
3116: $currentstring = $token->[4];
3117: }
3118: return $currentstring;
1.98 albertel 3119: }
3120:
1.122 albertel 3121: sub end_wbr {
3122: my ($target,$token) = @_;
3123: my $currentstring = '';
3124: if ($target eq 'web') {
3125: $currentstring = $token->[2];
3126: }
3127: return $currentstring;
1.98 albertel 3128: }
1.134 sakharuk 3129:
3130:
3131: #-- <hideweboutput> tag
3132: sub start_hideweboutput {
3133: my ($target,$token) = @_;
3134: if ($target eq 'web') {
3135: &Apache::lonxml::startredirection();
3136: }
3137: return '';
3138: }
3139:
3140: sub end_hideweboutput {
3141: my ($target,$token) = @_;
3142: my $currentstring = '';
3143: if ($target eq 'web') {
3144: $currentstring = &Apache::lonxml::endredirection();
3145: }
3146: return '';
3147: }
3148:
1.94 sakharuk 3149:
3150: sub image_replication {
3151: my $src = shift;
1.118 www 3152: if (not -e $src) {
1.94 sakharuk 3153: #replicates image itself
1.118 www 3154: &Apache::lonnet::repcopy($src);
1.94 sakharuk 3155: #replicates eps or ps
3156: my $newsrc = $src;
1.118 www 3157: $newsrc =~ s/\.(gif|jpg|jpeg|png)$/.eps/i;
3158: if (not -e $newsrc) {
1.122 albertel 3159: if (&Apache::lonnet::repcopy($newsrc) ne 'OK') {
3160: $newsrc =~ s/\.eps$/\.ps/;
3161: &Apache::lonnet::repcopy($newsrc);
3162: }
1.94 sakharuk 3163: }
3164: }
3165: return '';
1.126 sakharuk 3166: }
3167:
3168: sub recalc {
3169: my $argument = shift;
3170: if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';}
1.132 sakharuk 3171: $argument=~/\s*(\d+\.?\d*)\s*(mm|cm|in|pc|pt)/;
1.126 sakharuk 3172: my $value=$1;
3173: my $units=$2;
3174: if ($units eq 'cm') {
3175: $value*=10;
3176: } elsif ($units eq 'in') {
3177: $value*=25.4;
3178: } elsif ($units eq 'pc') {
3179: $value*=(25.4*12/72.27);
3180: } elsif ($units eq 'pt') {
3181: $value*=(25.4/72.27);
3182: }
3183: return $value.' mm';
1.94 sakharuk 3184: }
3185:
1.1 sakharuk 3186: 1;
3187: __END__
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