1: # The LearningOnline Network with CAPA
2: # Tags Default Definition Module
3: #
4: # last modified 06/26/00 by Alexander Sakharuk
5: # 11/6,11/30 Gerd Kortemeyer
6:
7: package Apache::londefdef;
8:
9: use strict;
10: use Apache::lonxml;
11:
12: sub BEGIN {
13: &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','applet','select','option','input','textarea','form','meta','title','body','center','b','strong','table','dt','h1','h2','h3','h4','h5','h6','cite','i','address','dd','dl','dir','ol','ul','menu','dfn','kbd','tt','code','em','q','p','br','big','small','basefont','font','s','sub','strike','sup','hr','a','li','u','output','param','applet','img','embed'));
14: }
15:
16: #===================================================================== TAG SUBROUTINES
17: #-- <output>
18: sub start_output {
19: my ($target,$token) = @_;
20: $Apache::lonxml::textredirection = 1;
21: my $result = '';
22: return $result;
23: }
24: sub end_output {
25: my ($target,$token) = @_;
26: $Apache::lonxml::textredirection = 0;
27: my $result = '';
28: return $result;
29: }
30: #-- <m> tag
31: sub start_m {
32: my ($target,$token,$parstack,$parser) = @_;
33: my $currentstring = '';
34: if ($target eq 'web') {
35: my $inside = &Apache::lonxml::get_all_text("/m",$$parser[$#$parser]);
36: $inside ='\\documentstyle{article}'.$inside;
37: # &Apache::lonxml::debug($inside);
38: $currentstring = &Apache::lontexconvert::converted(\$inside);
39: # &Apache::lonxml::debug($currentstring);
40:
41: } elsif ($target eq 'tex') {
42: $currentstring = "";
43: }
44: return $currentstring;
45: }
46: sub end_m {
47: my ($target,$token) = @_;
48: my $currentstring = '';
49: if ($target eq 'web') {
50: } elsif ($target eq 'tex') {
51: $currentstring = "";
52: } elsif ($target eq 'meta') {
53: }
54: return $currentstring;
55: }
56: #-------------------------------------------------------------------------- <html> tag
57: sub start_html {
58: my ($target,$token) = @_;
59: my $currentstring = '';
60: if ($target eq 'web') {
61: $currentstring = $token->[4];
62: }
63: return $currentstring;
64: }
65: sub end_html {
66: my ($target,$token) = @_;
67: my $currentstring = '';
68: if ($target eq 'web') {
69: $currentstring = $token->[2];
70: }
71: return $currentstring;
72: }
73: #-------------------------------------------------------------------------- <head> tag
74: sub start_head {
75: my ($target,$token) = @_;
76: my $currentstring = '';
77: if ($target eq 'web') {
78: $currentstring = $token->[4];
79: }
80: return $currentstring;
81: }
82: sub end_head {
83: my ($target,$token) = @_;
84: my $currentstring = '';
85: if ($target eq 'web') {
86: $currentstring = $token->[2];
87: }
88: return $currentstring;
89: }
90: #--------------------------------------------------------------------------- <map> tag
91: sub start_map {
92: my ($target,$token) = @_;
93: my $currentstring = '';
94: if ($target eq 'web') {
95: $currentstring = $token->[4];
96: }
97: return $currentstring;
98: }
99: sub end_map {
100: my ($target,$token) = @_;
101: my $currentstring = '';
102: if ($target eq 'web') {
103: $currentstring = $token->[2];
104: }
105: return $currentstring;
106: }
107: #------------------------------------------------------------------------ <applet> tag
108: sub start_applet {
109: my ($target,$token) = @_;
110: my $currentstring = '';
111: if ($target eq 'web') {
112: $currentstring = $token->[4];
113: }
114: return $currentstring;
115: }
116: sub end_applet {
117: my ($target,$token) = @_;
118: my $currentstring = '';
119: if ($target eq 'web') {
120: $currentstring = $token->[2];
121: }
122: return $currentstring;
123: }
124: #------------------------------------------------------------------------ <select> tag
125: sub start_select {
126: my ($target,$token) = @_;
127: my $currentstring = '';
128: if ($target eq 'web') {
129: $currentstring = $token->[4];
130: }
131: return $currentstring;
132: }
133: sub end_select {
134: my ($target,$token) = @_;
135: my $currentstring = '';
136: if ($target eq 'web') {
137: $currentstring = $token->[2];
138: }
139: return $currentstring;
140: }
141: #------------------------------------------------------------------------ <option> tag
142: sub start_option {
143: my ($target,$token) = @_;
144: my $currentstring = '';
145: if ($target eq 'web') {
146: $currentstring = $token->[4];
147: }
148: return $currentstring;
149: }
150: sub end_option {
151: my ($target,$token) = @_;
152: my $currentstring = '';
153: if ($target eq 'web') {
154: $currentstring = $token->[2];
155: }
156: return $currentstring;
157: }
158: #------------------------------------------------------------------------- <input> tag
159: sub start_input {
160: my ($target,$token) = @_;
161: my $currentstring = '';
162: if ($target eq 'web') {
163: $currentstring = $token->[4];
164: }
165: return $currentstring;
166: }
167: sub end_input {
168: my ($target,$token) = @_;
169: my $currentstring = '';
170: if ($target eq 'web') {
171: $currentstring = $token->[2];
172: }
173: return $currentstring;
174: }
175: #---------------------------------------------------------------------- <textarea> tag
176: sub start_textarea {
177: my ($target,$token) = @_;
178: my $currentstring = '';
179: if ($target eq 'web') {
180: $currentstring = $token->[4];
181: }
182: return $currentstring;
183: }
184: sub end_textarea {
185: my ($target,$token) = @_;
186: my $currentstring = '';
187: if ($target eq 'web') {
188: $currentstring = $token->[2];
189: }
190: return $currentstring;
191: }
192: #-------------------------------------------------------------------------- <form> tag
193: sub start_form {
194: my ($target,$token) = @_;
195: my $currentstring = '';
196: if ($target eq 'web') {
197: $currentstring = $token->[4];
198: }
199: return $currentstring;
200: }
201: sub end_form {
202: my ($target,$token) = @_;
203: my $currentstring = '';
204: if ($target eq 'web') {
205: $currentstring = $token->[2];
206: }
207: return $currentstring;
208: }
209: #------------------------------------------------------------------------- <title> tag
210: sub start_title {
211: my ($target,$token) = @_;
212: my $currentstring = '';
213: if ($target eq 'web') {
214: $currentstring = $token->[4];
215: }
216: if ($target eq 'meta') {
217: $currentstring='<title>';
218: &start_output();
219: }
220: return $currentstring;
221: }
222: sub end_title {
223: my ($target,$token) = @_;
224: my $currentstring = '';
225: if ($target eq 'web') {
226: $currentstring = $token->[2];
227: }
228: if ($target eq 'meta') {
229: &end_output();
230: $currentstring='</title>';
231: }
232: return $currentstring;
233: }
234: #-------------------------------------------------------------------------- <meta> tag
235: sub start_meta {
236: my ($target,$token) = @_;
237: my $currentstring = '';
238: if ($target eq 'web') {
239: $currentstring = $token->[4];
240: }
241: if ($target eq 'meta') {
242: unless ($token->[2]->{'http-equiv'}) {
243: my $name=$token->[2]->{'name'};
244: $name=~tr/A-Z/a-z/;
245: $name=~s/\s/\_/g;
246: if ($name) {
247: $currentstring='<'.$name.'>'.
248: $token->[2]->{'content'}.
249: '</'.$name.'>';
250: }
251: }
252: }
253: return $currentstring;
254: }
255: sub end_meta {
256: my ($target,$token) = @_;
257: my $currentstring = '';
258: if ($target eq 'web') {
259: $currentstring = $token->[2];
260: }
261: return $currentstring;
262: }
263: #-------------------------------------------------------------------------- <body> tag
264: sub start_body {
265: my ($target,$token) = @_;
266: my $currentstring = '';
267: if ($target eq 'web') {
268: $currentstring = $token->[4];
269: } elsif ($target eq 'tex') {
270: $currentstring = " \\begin{document} ";
271: }
272: return $currentstring;
273: }
274: sub end_body {
275: my ($target,$token) = @_;
276: my $currentstring = '';
277: if ($target eq 'web') {
278: $currentstring = $token->[2];
279: } elsif ($target eq 'tex') {
280: $currentstring = " \\end{document}";
281: }
282: return $currentstring;
283: }
284: #------------------------------------------------------------------------ <center> tag
285: sub start_center {
286: my ($target,$token) = @_;
287: my $currentstring = '';
288: if ($target eq 'web') {
289: $currentstring = $token->[4];
290: } elsif ($target eq 'tex') {
291: $currentstring = " \\begin{center} ";
292: }
293: return $currentstring;
294: }
295: sub end_center {
296: my ($target,$token) = @_;
297: my $currentstring = '';
298: if ($target eq 'web') {
299: $currentstring = $token->[2];
300: } elsif ($target eq 'tex') {
301: $currentstring = " \\end{center}";
302: }
303: return $currentstring;
304: }
305: #----------------------------------------------------------------------------- <b> tag
306: sub start_b {
307: my ($target,$token) = @_;
308: my $currentstring = '';
309: if ($target eq 'web') {
310: $currentstring = $token->[4];
311: } elsif ($target eq 'tex') {
312: $currentstring = " {\\bf ";
313: }
314: return $currentstring;
315: }
316: sub end_b {
317: my ($target,$token) = @_;
318: my $currentstring = '';
319: if ($target eq 'web') {
320: $currentstring = $token->[2];
321: } elsif ($target eq 'tex') {
322: $currentstring = "}";
323: }
324: return $currentstring;
325: }
326: #------------------------------------------------------------------------ <strong> tag
327: sub start_strong {
328: my ($target,$token) = @_;
329: my $currentstring = '';
330: if ($target eq 'web') {
331: $currentstring = $token->[4];
332: } elsif ($target eq 'tex') {
333: $currentstring = " {\\bf ";
334: }
335: return $currentstring;
336: }
337: sub end_strong {
338: my ($target,$token) = @_;
339: my $currentstring = '';
340: if ($target eq 'web') {
341:
342: $currentstring = $token->[2];
343: } elsif ($target eq 'tex') {
344: $currentstring = "}";
345: }
346: return $currentstring;
347: }
348: #---------------------------------------------------------------------------- <h1> tag
349: sub start_h1 {
350: my ($target,$token) = @_;
351: my $currentstring = '';
352: if ($target eq 'web') {
353: $currentstring .= $token->[4];
354: } elsif ($target eq 'tex') {
355: $currentstring .= "\\chapter{ ";
356: } elsif ($target eq 'meta') {
357: $currentstring='<subject>';
358: &start_output();
359: }
360: return $currentstring;
361: }
362: sub end_h1 {
363: my ($target,$token) = @_;
364: my $currentstring = '';
365: if ($target eq 'web') {
366: $currentstring .= $token->[2];
367: } elsif ($target eq 'tex') {
368: $currentstring .= "}";
369: } elsif ($target eq 'meta') {
370: &end_output();
371: $currentstring='</subject>';
372: }
373: return $currentstring;
374: }
375: #---------------------------------------------------------------------------- <h2> tag
376: sub start_h2 {
377: my ($target,$token) = @_;
378: my $currentstring = '';
379: if ($target eq 'web') {
380: $currentstring .= $token->[4];
381: } elsif ($target eq 'tex') {
382: $currentstring .= "\\section{ ";
383: }
384: return $currentstring;
385: }
386: sub end_h2 {
387: my ($target,$token) = @_;
388: my $currentstring = '';
389: if ($target eq 'web') {
390: $currentstring .= $token->[2];
391: } elsif ($target eq 'tex') {
392: $currentstring .= "}";
393: }
394: return $currentstring;
395: }
396: #---------------------------------------------------------------------------- <h3> tag
397: sub start_h3 {
398: my ($target,$token) = @_;
399: my $currentstring = '';
400: if ($target eq 'web') {
401: $currentstring .= $token->[4];
402: } elsif ($target eq 'tex') {
403: $currentstring .= "\\subsection{ ";
404: }
405: return $currentstring;
406: }
407: sub end_h3 {
408: my ($target,$token) = @_;
409: my $currentstring = '';
410: if ($target eq 'web') {
411: $currentstring .= $token->[2];
412: } elsif ($target eq 'tex') {
413: $currentstring .= "}";
414: }
415: return $currentstring;
416: }
417: #---------------------------------------------------------------------------- <h4> tag
418: sub start_h4 {
419: my ($target,$token) = @_;
420: my $currentstring = '';
421: if ($target eq 'web') {
422: $currentstring .= $token->[4];
423: } elsif ($target eq 'tex') {
424: $currentstring .= "\\subsubsection{ ";
425: }
426: return $currentstring;
427: }
428: sub end_h4 {
429: my ($target,$token) = @_;
430: my $currentstring = '';
431: if ($target eq 'web') {
432: $currentstring .= $token->[2];
433: } elsif ($target eq 'tex') {
434: $currentstring .= "}";
435: }
436: return $currentstring;
437: }
438: #---------------------------------------------------------------------------- <h5> tag
439: sub start_h5 {
440: my ($target,$token) = @_;
441: my $currentstring = '';
442: if ($target eq 'web') {
443: $currentstring .= $token->[4];
444: } elsif ($target eq 'tex') {
445: $currentstring .= "\\paragraph{ ";
446: }
447: return $currentstring;
448: }
449: sub end_h5 {
450: my ($target,$token) = @_;
451: my $currentstring = '';
452: if ($target eq 'web') {
453: $currentstring .= $token->[2];
454: } elsif ($target eq 'tex') {
455: $currentstring .= "}";
456: }
457: return $currentstring;
458: }
459: #---------------------------------------------------------------------------- <h6> tag
460: sub start_h6 {
461: my ($target,$token) = @_;
462: my $currentstring = '';
463: if ($target eq 'web') {
464: $currentstring .= $token->[4];
465: } elsif ($target eq 'tex') {
466: $currentstring .= "\\subparagraph{ ";
467: }
468: return $currentstring;
469: }
470: sub end_h6 {
471: my ($target,$token) = @_;
472: my $currentstring = '';
473: if ($target eq 'web') {
474: $currentstring .= $token->[2];
475: } elsif ($target eq 'tex') {
476: $currentstring .= "}";
477: }
478: return $currentstring;
479: }
480: #-------------------------------------------------------------------------- <cite> tag
481: sub start_cite {
482: my ($target,$token) = @_;
483: my $currentstring = '';
484: if ($target eq 'web') {
485: $currentstring .= $token->[4];
486: } elsif ($target eq 'tex') {
487: $currentstring .= "{ \\it ";
488: }
489: return $currentstring;
490: }
491: sub end_cite {
492: my ($target,$token) = @_;
493: my $currentstring = '';
494: if ($target eq 'web') {
495: $currentstring .= $token->[2];
496: } elsif ($target eq 'tex') {
497: $currentstring .= "}";
498: }
499: return $currentstring;
500: }
501: #----------------------------------------------------------------------------- <i> tag
502: sub start_i {
503: my ($target,$token) = @_;
504: my $currentstring = '';
505: if ($target eq 'web') {
506: $currentstring .= $token->[4];
507: } elsif ($target eq 'tex') {
508: $currentstring .= "{ \\it ";
509: }
510: return $currentstring;
511: }
512: sub end_i {
513: my ($target,$token) = @_;
514: my $currentstring = '';
515: if ($target eq 'web') {
516: $currentstring .= $token->[2];
517: } elsif ($target eq 'tex') {
518: $currentstring .= "}";
519: }
520: return $currentstring;
521: }
522: #----------------------------------------------------------------------- <address> tag
523: sub start_address {
524: my ($target,$token) = @_;
525: my $currentstring = '';
526: if ($target eq 'web') {
527: $currentstring .= $token->[4];
528: } elsif ($target eq 'tex') {
529: $currentstring .= "{ \\it ";
530: }
531: return $currentstring;
532: }
533: sub end_address {
534: my ($target,$token) = @_;
535: my $currentstring = '';
536: if ($target eq 'web') {
537: $currentstring .= $token->[2];
538: } elsif ($target eq 'tex') {
539: $currentstring .= "}";
540: }
541: return $currentstring;
542: }
543: #--------------------------------------------------------------------------- <dfn> tag
544: sub start_dfn {
545: my ($target,$token) = @_;
546: my $currentstring = '';
547: if ($target eq 'web') {
548: $currentstring .= $token->[4];
549: } elsif ($target eq 'tex') {
550: $currentstring .= "{ \\it ";
551: }
552: return $currentstring;
553: }
554: sub end_dfn {
555: my ($target,$token) = @_;
556: my $currentstring = '';
557: if ($target eq 'web') {
558: $currentstring .= $token->[2];
559: } elsif ($target eq 'tex') {
560: $currentstring .= "}";
561: }
562: return $currentstring;
563: }
564: #---------------------------------------------------------------------------- <tt> tag
565: sub start_tt {
566: my ($target,$token) = @_;
567: my $currentstring = '';
568: if ($target eq 'web') {
569: $currentstring .= $token->[4];
570: } elsif ($target eq 'tex') {
571: $currentstring .= "{ \\tt ";
572: }
573: return $currentstring;
574: }
575: sub end_tt {
576: my ($target,$token) = @_;
577: my $currentstring = '';
578: if ($target eq 'web') {
579: $currentstring .= $token->[2];
580: } elsif ($target eq 'tex') {
581: $currentstring .= "}";
582: }
583: return $currentstring;
584: }
585: #---------------------------------------------------------------------------- <kbd> tag
586: sub start_kbd {
587: my ($target,$token) = @_;
588: my $currentstring = '';
589: if ($target eq 'web') {
590: $currentstring .= $token->[4];
591: } elsif ($target eq 'tex') {
592: $currentstring .= "{ \\tt ";
593: }
594: return $currentstring;
595: }
596: sub end_kbd {
597: my ($target,$token) = @_;
598: my $currentstring = '';
599: if ($target eq 'web') {
600: $currentstring .= $token->[2];
601: } elsif ($target eq 'tex') {
602: $currentstring .= "}";
603: }
604: return $currentstring;
605: }
606: #-------------------------------------------------------------------------- <code> tag
607: sub start_code {
608: my ($target,$token) = @_;
609: my $currentstring = '';
610: if ($target eq 'web') {
611: $currentstring .= $token->[4];
612: } elsif ($target eq 'tex') {
613: $currentstring .= "{ \\tt ";
614: }
615: return $currentstring;
616: }
617: sub end_code {
618: my ($target,$token) = @_;
619: my $currentstring = '';
620: if ($target eq 'web') {
621: $currentstring .= $token->[2];
622: } elsif ($target eq 'tex') {
623: $currentstring .= "}";
624: }
625: return $currentstring;
626: }
627: #---------------------------------------------------------------------------- <em> tag
628: sub start_em {
629: my ($target,$token) = @_;
630: my $currentstring = '';
631: if ($target eq 'web') {
632: $currentstring .= $token->[4];
633: } elsif ($target eq 'tex') {
634: $currentstring .= "{ \\emph ";
635: }
636: return $currentstring;
637: }
638: sub end_em {
639: my ($target,$token) = @_;
640: my $currentstring = '';
641: if ($target eq 'web') {
642: $currentstring .= $token->[2];
643: } elsif ($target eq 'tex') {
644: $currentstring .= "}";
645: }
646: return $currentstring;
647: }
648: #----------------------------------------------------------------------------- <q> tag
649: sub start_q {
650: my ($target,$token) = @_;
651: my $currentstring = '';
652: if ($target eq 'web') {
653: $currentstring .= $token->[4];
654: } elsif ($target eq 'tex') {
655: $currentstring .= "{ \\emph ";
656: }
657: return $currentstring;
658: }
659: sub end_q {
660: my ($target,$token) = @_;
661: my $currentstring = '';
662: if ($target eq 'web') {
663: $currentstring .= $token->[2];
664: } elsif ($target eq 'tex') {
665: $currentstring .= "}";
666: }
667: return $currentstring;
668: }
669: #----------------------------------------------------------------------------- <p> tag
670: sub start_p {
671: my ($target,$token) = @_;
672: my $currentstring = '';
673: if ($target eq 'web') {
674: $currentstring .= $token->[4];
675: } elsif ($target eq 'tex') {
676: $currentstring .= "{\\par ";
677: }
678: return $currentstring;
679: }
680: sub end_p {
681: my ($target,$token) = @_;
682: my $currentstring = '';
683: if ($target eq 'web') {
684: $currentstring .= $token->[2];
685: } elsif ($target eq 'tex') {
686: $currentstring .= " }";
687: }
688: return $currentstring;
689: }
690: #---------------------------------------------------------------------------- <br> tag
691: sub start_br {
692: my ($target,$token) = @_;
693: my $currentstring = '';
694: if ($target eq 'web') {
695: $currentstring .= $token->[4];
696: } elsif ($target eq 'tex') {
697: $currentstring .= "\\\\";
698: }
699: return $currentstring;
700: }
701: sub end_br {
702: my ($target,$token) = @_;
703: my $currentstring = '';
704: if ($target eq 'web') {
705: $currentstring .= $token->[2];
706: }
707: return $currentstring;
708: }
709: #--------------------------------------------------------------------------- <big> tag
710: sub start_big {
711: my ($target,$token) = @_;
712: my $currentstring = '';
713: if ($target eq 'web') {
714: $currentstring .= $token->[4];
715: } elsif ($target eq 'tex') {
716: $currentstring .= "{\\large ";
717: }
718: return $currentstring;
719: }
720: sub end_big {
721: my ($target,$token) = @_;
722: my $currentstring = '';
723: if ($target eq 'web') {
724: $currentstring .= $token->[2];
725: } elsif ($target eq 'tex') {
726: $currentstring .= " }";
727: }
728: return $currentstring;
729: }
730: #------------------------------------------------------------------------- <small> tag
731: sub start_small {
732: my ($target,$token) = @_;
733: my $currentstring = '';
734: if ($target eq 'web') {
735: $currentstring .= $token->[4];
736: } elsif ($target eq 'tex') {
737: $currentstring .= "{\\footnotesize ";
738: }
739: return $currentstring;
740: }
741: sub end_small {
742: my ($target,$token) = @_;
743: my $currentstring = '';
744: if ($target eq 'web') {
745: $currentstring .= $token->[2];
746: } elsif ($target eq 'tex') {
747: $currentstring .= " }";
748: }
749: return $currentstring;
750: }
751: #---------------------------------------------------------------------- <basefont> tag
752: sub start_basefont {
753: my ($target,$token) = @_;
754: my $currentstring = '';
755: if ($target eq 'web') {
756: $currentstring = $token->[4];
757: }
758: return $currentstring;
759: }
760: #-------------------------------------------------------------------------- <font> tag
761: sub start_font {
762: my ($target,$token) = @_;
763: my $currentstring = '';
764: if ($target eq 'web') {
765: $currentstring = $token->[4];
766: }
767: return $currentstring;
768: }
769: sub end_font {
770: my ($target,$token) = @_;
771: my $currentstring = '';
772: if ($target eq 'web') {
773: $currentstring = $token->[2];
774: }
775: return $currentstring;
776: }
777: #------------------------------------------------------------------------ <strike> tag
778: sub start_strike {
779: my ($target,$token) = @_;
780: my $currentstring = '';
781: if ($target eq 'web') {
782: $currentstring .= $token->[4];
783: } elsif ($target eq 'tex') {
784: $currentstring .= "{\\underline ";
785: }
786: return $currentstring;
787: }
788: sub end_strike {
789: my ($target,$token) = @_;
790: my $currentstring = '';
791: if ($target eq 'web') {
792: $currentstring .= $token->[2];
793: } elsif ($target eq 'tex') {
794: $currentstring .= " }";
795: }
796: return $currentstring;
797: }
798: #----------------------------------------------------------------------------- <s> tag
799: sub start_s {
800: my ($target,$token) = @_;
801: my $currentstring = '';
802: if ($target eq 'web') {
803: $currentstring .= $token->[4];
804: } elsif ($target eq 'tex') {
805: $currentstring .= "{\\underline ";
806: }
807: return $currentstring;
808: }
809: sub end_s {
810: my ($target,$token) = @_;
811: my $currentstring = '';
812: if ($target eq 'web') {
813: $currentstring .= $token->[2];
814: } elsif ($target eq 'tex') {
815: $currentstring .= " }";
816: }
817: return $currentstring;
818: }
819: #--------------------------------------------------------------------------- <sub> tag
820: sub start_sub {
821: my ($target,$token) = @_;
822: my $currentstring = '';
823: if ($target eq 'web') {
824: $currentstring .= $token->[4];
825: } elsif ($target eq 'tex') {
826: $currentstring .= "\$_{ ";
827: }
828: return $currentstring;
829: }
830: sub end_sub {
831: my ($target,$token) = @_;
832: my $currentstring = '';
833: if ($target eq 'web') {
834: $currentstring .= $token->[2];
835: } elsif ($target eq 'tex') {
836: $currentstring .= " }\$";
837: }
838: return $currentstring;
839: }
840: #--------------------------------------------------------------------------- <sup> tag
841: sub start_sup {
842: my ($target,$token) = @_;
843: my $currentstring = '';
844: if ($target eq 'web') {
845: $currentstring .= $token->[4];
846: } elsif ($target eq 'tex') {
847: $currentstring .= "\$^{ ";
848: }
849: return $currentstring;
850: }
851: sub end_sup {
852: my ($target,$token) = @_;
853: my $currentstring = '';
854: if ($target eq 'web') {
855: $currentstring .= $token->[2];
856: } elsif ($target eq 'tex') {
857: $currentstring .= " }\$";
858: }
859: return $currentstring;
860: }
861: #---------------------------------------------------------------------------- <hr> tag
862: sub start_hr {
863: my ($target,$token) = @_;
864: my $currentstring = '';
865: if ($target eq 'web') {
866: $currentstring .= $token->[4];
867: } elsif ($target eq 'tex') {
868: $currentstring .= "\\hline ";
869: }
870: return $currentstring;
871: }
872: sub end_hr {
873: my ($target,$token) = @_;
874: my $currentstring = '';
875: if ($target eq 'web') {
876: $currentstring .= $token->[2];
877: } elsif ($target eq 'tex') {
878: }
879: return $currentstring;
880: }
881: #----------------------------------------------------------------------------- <a> tag
882: sub start_a {
883: my ($target,$token) = @_;
884: my $currentstring = '';
885: if ($target eq 'web') {
886: $currentstring .= $token->[4];
887: } elsif ($target eq 'tex') {
888: }
889: return $currentstring;
890: }
891: sub end_a {
892: my ($target,$token,$stackref) = @_;
893: my $currentstring = '';
894: if ($target eq 'web') {
895: $currentstring .= $token->[2];
896: } elsif ($target eq 'tex') {
897: my $tempor_var = $stackref->[$#$stackref];
898: if (index($tempor_var,'name') != -1 ) {
899: $tempor_var =~ s/name=([^,]*),/$1/g;
900: $currentstring .= " \\label{$tempor_var}";
901: } elsif (index($tempor_var,'href') != -1 ) {
902: $tempor_var =~ s/href=([^,]*),/$1/g;
903: $currentstring .= " \\ref{$tempor_var}";
904: }
905: }
906: return $currentstring;
907: }
908: #---------------------------------------------------------------------------- <li> tag
909: sub start_li {
910: my ($target,$token,$stackref) = @_;
911: my $currentstring = '';
912: if ($target eq 'web') {
913: $currentstring = $token->[4];
914: } elsif ($target eq 'tex') {
915: my $tempor_var = $stackref->[$#$stackref-1];
916: if (index($tempor_var,'circle') != -1 ) {
917: $currentstring .= " \\item[o] ";
918: } elsif (index($tempor_var,'square') != -1 ) {
919: $currentstring .= " \\item[$\Box$] ";
920: } else {
921: $currentstring .= " \\item ";
922: }
923: }
924: return $currentstring;
925: }
926: sub end_li {
927: my ($target,$token) = @_;
928: my $currentstring = '';
929: if ($target eq 'web') {
930: $currentstring = $token->[2];
931: }
932: return $currentstring;
933: }
934: #----------------------------------------------------------------------------- <u> tag
935: sub start_u {
936: my ($target,$token) = @_;
937: my $currentstring = '';
938: if ($target eq 'web') {
939: $currentstring .= $token->[4];
940: } elsif ($target eq 'tex') {
941: $currentstring .= "{\\underline ";
942: }
943: return $currentstring;
944: }
945: sub end_u {
946: my ($target,$token) = @_;
947: my $currentstring = '';
948: if ($target eq 'web') {
949: $currentstring .= $token->[2];
950: } elsif ($target eq 'tex') {
951: $currentstring .= " }";
952: }
953: return $currentstring;
954: }
955: #---------------------------------------------------------------------------- <ul> tag
956: sub start_ul {
957: my ($target,$token) = @_;
958: my $currentstring = '';
959: if ($target eq 'web') {
960: $currentstring = $token->[4];
961: } elsif ($target eq 'tex') {
962: $currentstring = " \\begin{itemize} ";
963: }
964: return $currentstring;
965: }
966: sub end_ul {
967: my ($target,$token) = @_;
968: my $currentstring = '';
969: if ($target eq 'web') {
970: $currentstring = $token->[2];
971: } elsif ($target eq 'tex') {
972: $currentstring = " \\end{itemize}";
973: }
974: return $currentstring;
975: }
976: #-------------------------------------------------------------------------- <menu> tag
977: sub start_menu {
978: my ($target,$token) = @_;
979: my $currentstring = '';
980: if ($target eq 'web') {
981: $currentstring = $token->[4];
982: } elsif ($target eq 'tex') {
983: $currentstring = " \\begin{itemize} ";
984: }
985: return $currentstring;
986: }
987: sub end_menu {
988: my ($target,$token) = @_;
989: my $currentstring = '';
990: if ($target eq 'web') {
991: $currentstring = $token->[2];
992: } elsif ($target eq 'tex') {
993: $currentstring = " \\end{itemize}";
994: }
995: return $currentstring;
996: }
997: #--------------------------------------------------------------------------- <dir> tag
998: sub start_dir {
999: my ($target,$token) = @_;
1000: my $currentstring = '';
1001: if ($target eq 'web') {
1002: $currentstring = $token->[4];
1003: } elsif ($target eq 'tex') {
1004: $currentstring = " \\begin{itemize} ";
1005: }
1006: return $currentstring;
1007: }
1008: sub end_dir {
1009: my ($target,$token) = @_;
1010: my $currentstring = '';
1011: if ($target eq 'web') {
1012: $currentstring = $token->[2];
1013: } elsif ($target eq 'tex') {
1014: $currentstring = " \\end{itemize}";
1015: }
1016: return $currentstring;
1017: }
1018: #---------------------------------------------------------------------------- <ol> tag
1019: sub start_ol {
1020: my ($target,$token) = @_;
1021: my $currentstring = '';
1022: if ($target eq 'web') {
1023: $currentstring = $token->[4];
1024: } elsif ($target eq 'tex') {
1025: $currentstring = " \\begin{enumerate} ";
1026: }
1027: return $currentstring;
1028: }
1029: sub end_ol {
1030: my ($target,$token) = @_;
1031: my $currentstring = '';
1032: if ($target eq 'web') {
1033: $currentstring = $token->[2];
1034: } elsif ($target eq 'tex') {
1035: $currentstring = " \\end{enumerate}";
1036: }
1037: return $currentstring;
1038: }
1039: #---------------------------------------------------------------------------- <dl> tag
1040: sub start_dl {
1041: my ($target,$token) = @_;
1042: my $currentstring = '';
1043: if ($target eq 'web') {
1044: $currentstring = $token->[4];
1045: } elsif ($target eq 'tex') {
1046: $currentstring = " \\begin{description} ";
1047: }
1048: return $currentstring;
1049: }
1050: sub end_dl {
1051: my ($target,$token) = @_;
1052: my $currentstring = '';
1053: if ($target eq 'web') {
1054: $currentstring = $token->[2];
1055: } elsif ($target eq 'tex') {
1056: $currentstring = " \\end{description}";
1057: }
1058: return $currentstring;
1059: }
1060: #---------------------------------------------------------------------------- <dt> tag
1061: sub start_dt {
1062: my ($target,$token) = @_;
1063: my $currentstring = '';
1064: if ($target eq 'web') {
1065: $currentstring = $token->[4];
1066: } elsif ($target eq 'tex') {
1067: $currentstring = "\\item[ ";
1068: }
1069: return $currentstring;
1070: }
1071: sub end_dt {
1072: my ($target,$token) = @_;
1073: my $currentstring = '';
1074: if ($target eq 'web') {
1075: $currentstring = $token->[2];
1076: } elsif ($target eq 'tex') {
1077: $currentstring = "]";
1078: }
1079: return $currentstring;
1080: }
1081: #---------------------------------------------------------------------------- <dd> tag
1082: sub start_dd {
1083: my ($target,$token) = @_;
1084: my $currentstring = '';
1085: if ($target eq 'web') {
1086: $currentstring = $token->[4];
1087: }
1088: return $currentstring;
1089: }
1090: sub end_dd {
1091: my ($target,$token) = @_;
1092: my $currentstring = '';
1093: if ($target eq 'web') {
1094: $currentstring = $token->[2];
1095: }
1096: return $currentstring;
1097: }
1098: #------------------------------------------------------------------------- <table> tag
1099: sub start_table {
1100: my ($target,$token) = @_;
1101: my $currentstring = '';
1102: if ($target eq 'web') {
1103: $currentstring = $token->[4];
1104: } elsif ($target eq 'tex') {
1105: $currentstring = " \\begin{tabular} ";
1106: }
1107: return $currentstring;
1108: }
1109: sub end_table {
1110: my ($target,$token) = @_;
1111: my $currentstring = '';
1112: if ($target eq 'web') {
1113: $currentstring = $token->[2];
1114: } elsif ($target eq 'tex') {
1115: $currentstring = " \\end{tabular}";
1116: }
1117: return $currentstring;
1118: }
1119:
1120: # -------------------------------------------------------------------------- <img> tag
1121:
1122: sub start_img {
1123: my ($target,$token) = @_;
1124: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1125: $token->[2]->{'src'};
1126: my $currentstring = '';
1127: if ($target eq 'web') {
1128: $currentstring = $token->[4];
1129: } elsif ($target eq 'tex') {
1130: $currentstring = " \\begin{figure} ";
1131: }
1132: return $currentstring;
1133: }
1134: sub end_img {
1135: my ($target,$token) = @_;
1136: my $currentstring = '';
1137: if ($target eq 'web') {
1138: $currentstring = $token->[2];
1139: } elsif ($target eq 'tex') {
1140: $currentstring = " \\end{figure}";
1141: }
1142: return $currentstring;
1143: }
1144: # ----------------------------------------------------------------------- <applet> tag
1145:
1146: sub start_applet {
1147: my ($target,$token) = @_;
1148: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1149: $token->[2]->{'code'};
1150: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1151: $token->[2]->{'archive'};
1152: my $currentstring = '';
1153: if ($target eq 'web') {
1154: $currentstring = $token->[4];
1155: } elsif ($target eq 'tex') {
1156: $currentstring = " \\begin{figure} ";
1157: }
1158: return $currentstring;
1159: }
1160: sub end_applet {
1161: my ($target,$token) = @_;
1162: my $currentstring = '';
1163: if ($target eq 'web') {
1164: $currentstring = $token->[2];
1165: } elsif ($target eq 'tex') {
1166: $currentstring = " \\end{figure}";
1167: }
1168: return $currentstring;
1169: }
1170:
1171: # ------------------------------------------------------------------------ <embed> tag
1172:
1173: sub start_embed {
1174: my ($target,$token) = @_;
1175: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1176: $token->[2]->{'src'};
1177: my $currentstring = '';
1178: if ($target eq 'web') {
1179: $currentstring = $token->[4];
1180: } elsif ($target eq 'tex') {
1181: $currentstring = " \\begin{figure} ";
1182: }
1183: return $currentstring;
1184: }
1185: sub end_embed {
1186: my ($target,$token) = @_;
1187: my $currentstring = '';
1188: if ($target eq 'web') {
1189: $currentstring = $token->[2];
1190: } elsif ($target eq 'tex') {
1191: $currentstring = " \\end{figure}";
1192: }
1193: return $currentstring;
1194: }
1195:
1196: # ------------------------------------------------------------------------ <param> tag
1197:
1198: sub start_param {
1199: my ($target,$token) = @_;
1200: if ($token->[2]->{'name'} eq 'cabbase') {
1201: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
1202: $token->[2]->{'value'};
1203: }
1204: $Apache::lonxml::extlinks[$Apache::lonxml::extlinks+1]=
1205: $token->[2]->{'src'};
1206: my $currentstring = '';
1207: if ($target eq 'web') {
1208: $currentstring = $token->[4];
1209: } elsif ($target eq 'tex') {
1210: $currentstring = " \\begin{figure} ";
1211: }
1212: return $currentstring;
1213: }
1214: sub end_param {
1215: my ($target,$token) = @_;
1216: my $currentstring = '';
1217: if ($target eq 'web') {
1218: $currentstring = $token->[2];
1219: } elsif ($target eq 'tex') {
1220: $currentstring = " \\end{figure}";
1221: }
1222: return $currentstring;
1223: }
1224:
1225: # ------------------------------------------------------------------------ <allow> tag
1226:
1227: sub start_allow {
1228: my ($target,$token) = @_;
1229:
1230: $Apache::lonxml::extlinks[$Apache::lonxml::extlinks+1]=
1231: $token->[2]->{'src'};
1232:
1233: return '';
1234: }
1235: sub end_allow {
1236: return '';
1237: }
1238:
1239:
1240: 1;
1241: __END__
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