Annotation of loncom/homework/structuretags.pm, revision 1.62
1.34 albertel 1: # The LearningOnline Network with CAPA
2: # definition of tags that give a structure to a document
1.33 albertel 3: # 2/19 Guy
1.44 ng 4: # 6/26/2001 fixed extra web display at end of <web></web> tags
1.60 www 5: # 8/17,8/18,8/20 Gerd Kortemeyer
1.54 www 6:
1.1 albertel 7: package Apache::structuretags;
8:
9: use strict;
10: use Apache::lonnet;
11:
12: sub BEGIN {
1.48 albertel 13: &Apache::lonxml::register('Apache::structuretags',('block','while','randomlist','problem','library','web','tex','part','preduedate','postanswerdate','solved','notsolved','startouttext','endouttext'));
1.37 albertel 14: # &Apache::lonxml::register_insert('problem','',('part','postanswerdate','preduedate'))
1.10 albertel 15: }
16:
17: sub start_web {
1.40 albertel 18: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.10 albertel 19: my $bodytext=&Apache::lonxml::get_all_text("/web",$$parser[$#$parser]);
1.19 albertel 20: if ($target eq 'web') {
21: return $bodytext;
22: }
23: return '';
1.10 albertel 24: }
25:
26: sub end_web {
1.44 ng 27: return '';
1.10 albertel 28: }
29:
30: sub start_tex {
1.40 albertel 31: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.10 albertel 32: my $bodytext=&Apache::lonxml::get_all_text("/tex",$$parser[$#$parser]);
1.19 albertel 33: if ($target eq 'tex') {
34: return $bodytext
35: }
1.10 albertel 36: return '';
37: }
38:
39: sub end_tex {
1.44 ng 40: return '';
1.9 albertel 41: }
42:
1.48 albertel 43: sub page_start {
44: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
45: my $result=&Apache::londefdef::start_html($target,$token,$tagstack,$parstack,$parser,$safeeval);
46: my $head_tag_start='<head>'.&Apache::lonxml::registerurl();
47: my $body_tag_start='<body onLoad="'.&Apache::lonxml::loadevents().'" '.
1.50 albertel 48: 'onUnload="'.&Apache::lonxml::unloadevents().'" ';
49: my $background=&Apache::lonxml::get_param('background',$parstack,$safeeval);
50: if ($background) {
51: $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
52: $background;
53: $body_tag_start.='background="'.$background.'" ';
54: } else {
55: my $bgcolor=&Apache::lonxml::get_param('bgcolor',$parstack,$safeeval);
56: if ($bgcolor) {
57: $body_tag_start.='bgcolor="'.$bgcolor.'" ';
58: } else {
59: $body_tag_start.='bgcolor="#ffffff"';
60: }
61: }
62: $body_tag_start.='>';
1.48 albertel 63: return ($result,$head_tag_start,$body_tag_start);
64: }
65:
1.9 albertel 66: sub start_problem {
1.40 albertel 67: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 68:
69: #intialize globals
70: $Apache::inputtags::part='0';
71: @Apache::inputtags::responselist = ();
1.51 albertel 72: @Apache::inputtags::previous=();
1.42 albertel 73: $Apache::lonhomework::type=&Apache::lonnet::EXT('resource.0.type');
74: &Apache::lonxml::debug("Found this to be of type :$Apache::lonhomework::type:");
75: if ($Apache::lonhomework::type eq '') {
1.53 albertel 76: my $uri=$ENV{'request.uri'};
77: if ($uri=~/\.(\w+)$/) {
78: $Apache::lonhomework::type=$1;
79: &Apache::lonxml::debug("Using type of $1");
80: } else {
81: $Apache::lonhomework::type='problem';
82: &Apache::lonxml::debug("Using default type, problem, :$uri:");
83: }
1.42 albertel 84: }
1.58 www 85:
1.19 albertel 86: #adeed vars to the scripting enviroment
87: my $expression='$external::part='.$Apache::inputtags::part.';';
88: &Apache::run::run($expression,$safeeval);
1.22 albertel 89: my $status;
1.55 www 90: my $accessmsg;
1.36 albertel 91:
1.41 albertel 92: #should get back a <html> or the neccesary stuff to start XML/MathML
1.48 albertel 93: my ($result,$head_tag_start,$body_tag_start)=
94: &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
1.36 albertel 95:
1.58 www 96: if ($Apache::lonhomework::type eq 'exam') {
97: if ($target eq 'web') {
98: my $token=$Apache::lonhomework::history{"resource.0.outtoken"};
99: if (($ENV{'form.doescheckout'}) && (!$token)) {
100: $token=&Apache::lonxml::maketoken();
1.62 ! www 101: $Apache::lonhomework::history{"resource.0.outtoken"}=$token;
1.58 www 102: }
103: $body_tag_start.=&Apache::lonxml::printtokenheader($target,$token);
1.62 ! www 104: if ($ENV{'user.adv'}) {
! 105: $body_tag_start.=&Apache::lonxml::tokeninputfield;
! 106: }
1.58 www 107: }
108: if ($target eq 'meta') {
1.59 www 109:
1.58 www 110: return (<<ENDSTORES);
111: <stores part="0" name="outtoken" type="string"
1.59 www 112: display="Document ID checked out"></stores>
1.58 www 113: <stores part="0" name="checkouttime" type="date"
1.59 www 114: display="Time checked out"></stores>
1.58 www 115: <stores part="0" name="outremote" type="string"
1.59 www 116: display="Client IP checked out from"></stores>
1.58 www 117:
118: <stores part="0" name="intoken" type="string"
1.59 www 119: display="Document ID checked in"></stores>
1.58 www 120: <stores part="0" name="checkintime" type="date"
1.59 www 121: display="Time checked in"></stores>
1.58 www 122: <stores part="0" name="inremote" type="string"
1.59 www 123: display="Client IP checked in from"></stores>
1.58 www 124: ENDSTORES
1.57 www 125: }
126: }
1.34 albertel 127: if ($target eq 'web' || $target eq 'grade') {
1.55 www 128: ($status,$accessmsg) = &Apache::lonhomework::check_access('0');
1.22 albertel 129: push (@Apache::inputtags::status,$status);
1.24 albertel 130: my $expression='$external::datestatus="'.$status.'";';
131: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.0.solved"}.'";';
132: &Apache::run::run($expression,$safeeval);
1.54 www 133: if (( $status eq 'CLOSED' ) ||
134: ( $status eq 'UNCHECKEDOUT') ||
135: ( $status eq 'BANNED')) {
1.21 albertel 136: my $bodytext=&Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]);
137: if ( $target eq "web" ) {
1.41 albertel 138: $result.= $head_tag_start.'</head>';
1.54 www 139: my $msg=$body_tag_start.
140: '<h1>Not open to be viewed</h1>';
141: if ($status eq 'CLOSED') {
1.55 www 142: $msg.='The problem '.$accessmsg;
1.54 www 143: } elsif ($status eq 'UNCHECKEDOUT') {
1.56 www 144: $msg.=(<<ENDCHECKOUT);
145: <h2>The resource needs to be checked out</h2>
146: As a resource gets checked out, a unique timestamped ID is given to it, and a
147: permanent record is left in the system.<p />
148: <font color=red>
149: Checking out resources is subject to course policies, and may exclude future
150: credit even if done erroneously.<p />
151: </font>
152: <form method=post>
1.60 www 153: <input type=button name="doescheckout"
154: value="Check out Exam for Viewing"
155: onClick="if (confirm('Check out Exam?')) { this.form.submit(); }" />
1.56 www 156: </form>
157: ENDCHECKOUT
1.54 www 158: }
159: return $result.$msg.'<br />';
1.21 albertel 160: }
1.41 albertel 161: }
1.21 albertel 162: }
1.19 albertel 163: if ($target eq 'web') {
1.39 albertel 164: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
1.30 albertel 165: if ($name eq '') {
166: $name=&Apache::lonnet::EXT('resource.title');
167: if ($name eq 'con_lost') { $name = ''; }
168: }
169: $Apache::lonhomework::name=$name;
1.22 albertel 170: if ($status eq 'CAN_ANSWER') {
171: # create a page header and exit
1.41 albertel 172: $result.="$head_tag_start<title>$name</title></head>\n
173: $body_tag_start\n
1.36 albertel 174: <form name=\"lonhomework\" method=\"POST\" action=\"".$ENV{'request.uri'}."\">".
175: '<input type="hidden" name="submitted" value="yes" />';
176: if ($ENV{'request.state'} eq "construct") {
177: $result.='<input type="hidden" name="problemmode" value="View" />
178: <input type="submit" name="problemmode" value="Edit" /><hr />';
179: }
180: return $result;
1.29 albertel 181: } elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'CLOSED') {
1.41 albertel 182: return $result.$head_tag_start."<title>$name</title></head>\n$body_tag_start\n";
1.22 albertel 183: }
184: }
1.34 albertel 185: if ($target eq 'edit') {
1.41 albertel 186: $result.=$head_tag_start."</head>".$body_tag_start.
187: '<form name="lonhomework" method="POST" action="'.$ENV{'request.uri'}.'">
188: <input type="hidden" name="submitted" value="edit" />
189: <input type="hidden" name="problemmode" value="Edit" />
190: <input type="submit" name="problemmode" value="View" />
191: <input type="submit" name="Undo" value="undo" /> <hr />
1.49 albertel 192: <input type="submit" name="submit" value="Submit Changes" /><br />
1.41 albertel 193: ';
1.39 albertel 194: my $temp=&Apache::edit::insertlist($target,$token);
1.36 albertel 195: $result.=$temp;
196: return $result;
1.34 albertel 197: }
1.37 albertel 198: if ($target eq 'modified') {
199: $result=$token->[4];
200: $result.=&Apache::edit::handle_insert();
201: return $result;
202: }
1.19 albertel 203: return '';
1.9 albertel 204: }
205:
206: sub end_problem {
1.40 albertel 207: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.16 albertel 208: my $result='';
1.24 albertel 209: my $status=$Apache::inputtags::status['-1'];
1.40 albertel 210: if ($target eq 'grade' || $target eq 'web' ) {
1.28 albertel 211: if ( $target eq 'grade' && $Apache::inputtags::part eq '0' &&
212: $status eq 'CAN_ANSWER') {
1.19 albertel 213: # if part is zero, no <part>s existed, so we need to the grading
214: &Apache::inputtags::grade;
215: } elsif ($Apache::inputtags::part eq '0') {
216: # if part is zero, no <part>s existed, so we need show the current
217: # grading status
1.20 albertel 218: $result.= &Apache::inputtags::gradestatus($Apache::inputtags::part);
1.41 albertel 219: }
1.22 albertel 220: if ($target eq 'web') {
221: if ($status eq 'CAN_ANSWER') {
222: $result.="</form></body>\n";
1.28 albertel 223: } elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {
1.41 albertel 224: $result.="</body>\n";
225: }
1.50 albertel 226: $result.=&Apache::lonxml::xmlend();
1.22 albertel 227: }
1.41 albertel 228: }
1.34 albertel 229: if ($target eq 'meta') {
1.18 albertel 230: if ($Apache::inputtags::part eq '0') {
1.16 albertel 231: $result=&Apache::response::mandatory_part_meta;
232: }
233: }
1.34 albertel 234: if ($target eq 'edit') {
235: &Apache::lonxml::debug("in end_problem with $target, edit");
1.48 albertel 236: $result='<br /><input type="submit" name="submit" value="Submit Changes" />';
237: }
238: return $result;
239: }
240:
241: sub start_library {
242: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
243: my ($result,$head_tag_start,$body_tag_start)=
244: &page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
245: if ($target eq 'edit') {
246: $result.=$head_tag_start."</head>".$body_tag_start.
247: '<form name="lonhomework" method="POST" action="'.$ENV{'request.uri'}.'">
248: <input type="hidden" name="submitted" value="edit" />
249: <input type="hidden" name="problemmode" value="Edit" />
250: <input type="submit" name="problemmode" value="View" />
251: <input type="submit" name="Undo" value="undo" /> <hr />
252: ';
253: my $temp=&Apache::edit::insertlist($target,$token);
254: $result.=$temp;
255: return $result;
256: }
257: if ($target eq 'modified') {
258: $result=$token->[4];
259: $result.=&Apache::edit::handle_insert();
260: return $result;
261: }
262: return '';
263: }
264:
265: sub end_library {
266: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
267: my $result='';
268: if ($target eq 'edit') {
1.34 albertel 269: $result='<br /><input type="submit" name="submit" value="Submit Changes" />';
270: }
1.16 albertel 271: return $result;
1.1 albertel 272: }
273:
274: sub start_block {
1.40 albertel 275: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.1 albertel 276:
1.38 albertel 277: if ($target eq 'web' || $target eq 'grade') {
278: my $code = @$parstack[$#$parstack];
279: $code =~ s/\"//g;
280: $code .=';return $condition;';
281: # print "<br />$code<br />";
282: my $result = &Apache::run::run($code,$safeeval);
283: &Apache::lonxml::debug("block :$code: returned :$result:");
284: if ( ! $result ) {
285: my $skip=&Apache::lonxml::get_all_text("/block",$$parser[$#$parser]);
286: &Apache::lonxml::debug("skipping ahead :$skip: $$parser[$#$parser]");
287: }
1.1 albertel 288: }
289: return "";
290: }
291:
292: sub end_block {
1.38 albertel 293: return '';
1.4 tsai 294: }
295:
296: sub start_while {
1.40 albertel 297: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.4 tsai 298:
299: my $code = @$parstack[$#$parstack];
300: $code =~ s/\"//g;
301: $code .=';return $condition;';
302:
1.5 tsai 303: push( @Apache::structuretags::whileconds, $code);
1.4 tsai 304: my $result = &Apache::run::run($code,$safeeval);
305: my $bodytext=$$parser[$#$parser]->get_text("/while");
1.5 tsai 306: push( @Apache::structuretags::whilebody, $bodytext);
307: if ( $result ) {
1.8 albertel 308: &Apache::lonxml::newparser($parser,\$bodytext);
1.4 tsai 309: }
310: return "";
311: }
312:
313: sub end_while {
1.40 albertel 314: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.5 tsai 315: my $code = pop @Apache::structuretags::whileconds;
316: my $bodytext = pop @Apache::structuretags::whilebody;
317: my $result = &Apache::run::run($code,$safeeval);
318: if ( $result ) {
1.8 albertel 319: &Apache::lonxml::newparser($parser,\$bodytext);
1.5 tsai 320: }
321: return "";
1.1 albertel 322: }
1.6 tsai 323:
324: # <randomlist>
325: # <tag1>..</tag1>
326: # <tag2>..</tag2>
327: # <tag3>..</tag3>
328: # ...
329: # </randomlist>
330: sub start_randomlist {
1.40 albertel 331: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.9 albertel 332: my $body= &Apache::lonxml::get_all_text("/randomlist",$$parser[$#$parser]);
1.6 tsai 333: my $b_parser= HTML::TokeParser->new(\$body);
334: my $b_tok;
335: my @randomlist;
336: my $list_item;
337:
338: while($b_tok = $b_parser->get_token() ) {
339: if($b_tok->[0] eq 'S') { # start tag
340: # get content of the tag until matching end tag
341: # get all text upto the matching tag
342: # and push the content into @randomlist
1.9 albertel 343: $list_item = &Apache::lonxml::get_all_text('/'.$b_tok->[1],$b_parser);
1.7 tsai 344: $list_item = "$b_tok->[4]"."$list_item"."</$b_tok->[1]>";
1.6 tsai 345: push(@randomlist,$list_item);
1.32 albertel 346: # print "<br /><b>START-TAG $b_tok->[1], $b_tok->[4], $list_item</b>";
1.6 tsai 347: }
348: if($b_tok->[0] eq 'T') { # text
349: # what to do with text in between tags?
1.32 albertel 350: # print "<b>TEXT $b_tok->[1]</b><br />";
1.6 tsai 351: }
352: # if($b_tok->[0] eq 'E') { # end tag, should not happen
1.32 albertel 353: # print "<b>END-TAG $b_tok->[1]</b><br />";
1.6 tsai 354: # }
355: }
1.7 tsai 356: my @idx_arr = (0 .. $#randomlist);
357: &Apache::structuretags::shuffle(\@idx_arr);
358: my $bodytext = '';
359: for(0 .. $#randomlist) {
360: $bodytext .= "$randomlist[ $idx_arr[$_] ]";
361: }
1.8 albertel 362:
363: &Apache::lonxml::newparser($parser,\$bodytext);
1.6 tsai 364: return "";
1.7 tsai 365: }
366:
367: sub shuffle {
368: my $a=shift;
369: my $i;
1.52 albertel 370: &Apache::response::setrandomnumber();
1.7 tsai 371: for($i=@$a;--$i;) {
372: my $j=int rand($i+1);
373: next if $i == $j;
374: @$a[$i,$j] = @$a[$j,$i];
375: }
1.6 tsai 376: }
377:
378: sub end_randomlist {
1.46 albertel 379: return '';
1.6 tsai 380: }
381:
1.11 albertel 382: sub start_part {
1.40 albertel 383: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.39 albertel 384: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
1.47 albertel 385: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
1.14 albertel 386: $Apache::inputtags::part=$id;
1.18 albertel 387: @Apache::inputtags::responselist = ();
1.51 albertel 388: @Apache::inputtags::previous=();
1.15 www 389: if ($target eq 'meta') {
1.16 albertel 390: return &Apache::response::mandatory_part_meta;
1.37 albertel 391: } elsif ($target eq 'web' || $target eq 'grade') {
1.55 www 392: my ($status,$accessmsg) = &Apache::lonhomework::check_access($id);
1.23 albertel 393: push (@Apache::inputtags::status,$status);
394: my $expression='$external::datestatus="'.$status.'";';
395: $expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$id.solved"}.'";';
396: &Apache::run::run($expression,$safeeval);
397: if ( $status eq 'CLOSED' ) {
1.21 albertel 398: my $bodytext=&Apache::lonxml::get_all_text("/part",$$parser[$#$parser]);
399: if ( $target eq "web" ) {
1.55 www 400: return "<br />Part is not open to be viewed. It $accessmsg<br />";
1.21 albertel 401: }
402: }
1.15 www 403: }
1.19 albertel 404: return '';
1.11 albertel 405: }
406:
407: sub end_part {
1.40 albertel 408: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.18 albertel 409: &Apache::lonxml::debug("in end_part $target ");
1.28 albertel 410: my $status=$Apache::inputtags::status['-1'];
1.23 albertel 411: pop @Apache::inputtags::status;
1.19 albertel 412: if ( $target eq 'meta' ) { return ''; }
1.37 albertel 413: if ( $target eq 'grade' && $status eq 'CAN_ANSWER') {
414: return &Apache::inputtags::grade;
1.28 albertel 415: }
1.37 albertel 416: if ($target eq 'web') {
417: return &Apache::inputtags::gradestatus($Apache::inputtags::part);
418: }
419: return '';
1.11 albertel 420: }
1.1 albertel 421:
1.25 albertel 422: sub start_preduedate {
1.40 albertel 423: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 424: if ($target eq 'web' || $target eq 'grade') {
1.29 albertel 425: if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
426: $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER' ) {
1.26 albertel 427: &Apache::lonxml::get_all_text("/preduedate",$$parser[$#$parser]);
1.24 albertel 428: }
429: }
430: return '';
431: }
432:
1.25 albertel 433: sub end_preduedate {
1.24 albertel 434: return '';
435: }
436:
1.25 albertel 437: sub start_postanswerdate {
1.40 albertel 438: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 439: if ($target eq 'web' || $target eq 'grade') {
1.24 albertel 440: if ($Apache::inputtags::status['-1'] ne 'SHOW_ANSWER') {
1.26 albertel 441: &Apache::lonxml::get_all_text("/postanswerdate",$$parser[$#$parser]);
1.24 albertel 442: }
443: }
444: return '';
445: }
446:
1.25 albertel 447: sub end_postanswerdate {
1.24 albertel 448: return '';
449: }
450:
1.25 albertel 451: sub start_notsolved {
1.40 albertel 452: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 453: if ($target eq 'web' || $target eq 'grade') {
1.24 albertel 454: my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
455: &Apache::lonxml::debug("not solved has :$gradestatus:");
456: if ($gradestatus =~ /^correct/) {
457: &Apache::lonxml::debug("skipping");
1.26 albertel 458: &Apache::lonxml::get_all_text("/notsolved",$$parser[$#$parser]);
1.24 albertel 459: }
460: }
461: return '';
462: }
463:
1.25 albertel 464: sub end_notsolved {
1.24 albertel 465: return '';
466: }
467:
468: sub start_solved {
1.40 albertel 469: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 470: if ($target eq 'web' || $target eq 'grade') {
1.24 albertel 471: my $gradestatus=$Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
472: if ($gradestatus !~ /^correct/) {
473: &Apache::lonxml::get_all_text("/solved",$$parser[$#$parser]);
474: }
475: }
476: return '';
477: }
478:
479: sub end_solved {
480: return '';
481: }
1.34 albertel 482:
483: sub start_startouttext {
1.40 albertel 484: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.35 albertel 485: my @result=(''.'');
486: if ($target eq 'edit' || $target eq 'modified' ) { @result=('','no'); }
487: return (@result);
1.34 albertel 488: }
489: sub end_startouttext {
1.40 albertel 490: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 491: my $result='';
1.35 albertel 492: my $text='';
493:
1.34 albertel 494: if ($target eq 'edit') {
1.35 albertel 495: $text=&Apache::lonxml::get_all_text("endouttext",$$parser[$#$parser]);
1.43 albertel 496: $result.=&Apache::edit::start_table($token)."<tr><td>Text Block</td>
1.42 albertel 497: <td>Delete:".
498: &Apache::edit::deletelist($target,$token)
499: ."</td>
500: <td>".
501: &Apache::edit::insertlist($target,$token).
502: "</td>
503: </tr><tr><td colspan=\"3\">\n".
1.45 albertel 504: &Apache::edit::editfield($token->[1],$text,"",50,4);
1.35 albertel 505: }
506: if ($target eq 'modified') {
507: $text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']);
508: $result='<startouttext />'.&Apache::edit::modifiedfield();
1.34 albertel 509: }
510: return $result;
511: }
512: sub start_endouttext {
1.40 albertel 513: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.34 albertel 514: my $result='';
1.43 albertel 515: if ($target eq "edit" ) { $result="</td></tr>".&Apache::edit::end_table()."\n"; }
1.35 albertel 516: if ($target eq "modified") { $result='<endouttext />'; }
1.34 albertel 517: return $result;
518: }
519: sub end_endouttext {
1.40 albertel 520: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.35 albertel 521: my @result=('','');
522: if ($target eq "edit" || $target eq 'modified') { @result=('','no'); }
523: return (@result);
1.34 albertel 524: }
1.45 albertel 525: sub delete_startouttext {
526: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
527: # my $text=&Apache::lonxml::get_all_text("endouttext",$$parser['-1']);
528: my $text=$$parser['-1']->get_text("/endouttext");
529: my $token=$$parser['-1']->get_token();
530: &Apache::lonxml::debug("Deleting :$text: and :$token->[0]:$token->[1]:$token->[2]: for startouttext");
531: &Apache::lonxml::end_tag($tagstack,$parstack,$token);
532: # Deleting 2 parallel tag pairs, but we need the numbers later to look like
533: # they did the last time round
534: &Apache::lonxml::increasedepth($token);
535: &Apache::lonxml::decreasedepth($token);
536: return 1;
537: }
1.34 albertel 538:
1.1 albertel 539: 1;
540: __END__
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