Annotation of loncom/xml/scripttag.pm, revision 1.86
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.58 www 3: #
1.86 ! albertel 4: # $Id: scripttag.pm,v 1.85 2003/02/07 22:03:21 albertel Exp $
1.58 www 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.34 albertel 28: # 2/21 Guy
1.50 www 29: # 8/20 Gerd Kortemeyer
1.1 albertel 30:
1.47 albertel 31: package Apache::scripttag;
1.1 albertel 32:
33: use strict;
1.3 albertel 34: use Apache::lonnet;
1.42 sakharuk 35: use Apache::style;
1.1 albertel 36:
1.47 albertel 37: #Globals
38: # this used to pass around the standard callsub arguments to a tag func
39: # so xmlparse can reenter the inner_xmlparse loop.
40:
41: @Apache::scripttag::parser_env = ();
1.61 harris41 42: BEGIN {
1.62 albertel 43: &Apache::lonxml::register('Apache::scripttag',
44: ('script','scriptlib','parserlib','import',
45: 'window','display','storetc','physnet',
1.81 albertel 46: 'standalone','comment',
1.86 ! albertel 47: 'LONCAPA_INTERNAL_TURN_STYLE_ON',
! 48: 'LONCAPA_INTERNAL_LONHTTPD_PORT'));
1.81 albertel 49: }
50:
51: sub start_LONCAPA_INTERNAL_TURN_STYLE_ON {
52: $Apache::lonxml::usestyle=1;
53: return ('','no');
54: }
55:
56: sub end_LONCAPA_INTERNAL_TURN_STYLE_ON {
1.86 ! albertel 57: return ('','no');
! 58: }
! 59:
! 60: sub start_LONCAPA_INTERNAL_LONHTTPD_PORT {
! 61: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
! 62: if ($target eq 'web') {
! 63: my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
! 64: if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
! 65: return '<script type="text/javascript">var lonhttpdport=\''.
! 66: $lonhttpdPort.'\';</script>';
! 67: }
! 68: return ('','no');
! 69: }
! 70:
! 71: sub end_LONCAPA_INTERNAL_LONHTTPD_PORT {
1.81 albertel 72: return ('','no');
1.1 albertel 73: }
74:
75: sub start_script {
1.40 albertel 76: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.47 albertel 77: @Apache::scripttag::parser_env = @_;
1.24 albertel 78: my $result='';
1.39 albertel 79: my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
80: &Apache::lonxml::debug("found type of $type");
1.17 albertel 81: if ($type eq "loncapa/perl") {
1.84 albertel 82: my $bodytext=&Apache::lonxml::get_all_text("/script",$parser);
1.17 albertel 83: if ( $target eq "modified" ) {
1.41 albertel 84: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 85: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.78 albertel 86: $target eq 'grade' || $target eq 'answer' ||
87: $target eq 'analyze' ) {
1.79 albertel 88: if (!$Apache::lonxml::default_homework_loaded) {
89: &Apache::lonxml::default_homework_load($safeeval);
90: }
91: &Apache::run::run($bodytext,$safeeval);
92: if (($target eq 'answer') && ($Apache::lonhomework::viewgrades == 'F')) {
93: $Apache::lonxml::evaluate--;
1.82 albertel 94: $result.="<a href=\"javascript:newWindow=open(\'\',\'new_W\',\'width=500,height=200,scrollbars=1\');newWindow.document.open(\'text/html\',\'replace\');newWindow.document.writeln(\'<html><head><title>newwindow</title></head><body bgcolor="#FFFFFF"><pre>";
1.79 albertel 95: my $listing= &HTML::Entities::encode(&Apache::run::dump($target,$safeeval));
96:
97: $result.=$listing;
1.82 albertel 98: $result.= "</pre></body></html>\');newWindow.document.close();void(0);\">Script Vars</a><br />";
1.79 albertel 99: }
1.28 albertel 100: } elsif ($target eq "edit" ) {
1.41 albertel 101: #&Apache::run::run($bodytext,$safeeval);
102: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
103: $result=&Apache::edit::tag_start($target,$token,'Script');
1.77 albertel 104: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4);
1.17 albertel 105: }
106: } else {
1.66 albertel 107: if ($target ne "meta") {
108: $result = $token->[4];
1.85 albertel 109: my $bodytext=&Apache::lonxml::get_all_text("/script",$parser);
1.66 albertel 110: $result.=$bodytext;
111: }
1.13 albertel 112: }
1.24 albertel 113: return $result;
1.17 albertel 114: }
1.13 albertel 115:
1.17 albertel 116: sub end_script {
1.40 albertel 117: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 118: if ( $target eq "meta" ) { return ''; }
1.39 albertel 119: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 120: my $result='';
121: #other script blocks need to survive
1.53 albertel 122: if ($type ne "loncapa/perl") {
123: return $token->[2];
124: } elsif ($target eq 'edit' ) {
125: return &Apache::edit::end_table();
1.78 albertel 126: } elsif ($target eq 'answer') {
1.53 albertel 127: $Apache::lonxml::evaluate++;
128: }
1.28 albertel 129: return '';
1.24 albertel 130: }
131:
132: sub start_display {
1.40 albertel 133: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.39 albertel 134:
1.48 albertel 135: my $result;
1.84 albertel 136: my $bodytext=&Apache::lonxml::get_all_text("/display",$parser);
1.39 albertel 137:
1.24 albertel 138: if ( $target eq "modified" ) {
1.48 albertel 139: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 140: } elsif ( $target eq 'web' || $target eq 'tex' ||
1.78 albertel 141: $target eq 'grade' || $target eq 'answer' ||
142: $target eq 'analyze') {
1.80 albertel 143: if (!$Apache::lonxml::default_homework_loaded) {
144: &Apache::lonxml::default_homework_load($safeeval);
145: }
146: $result=&Apache::run::run($bodytext,$safeeval);
147: if ($target eq 'grade' || $target eq 'answer' ||
148: $target eq 'analyze') {
149: $result=''; # grade should produce no output
150: }
1.48 albertel 151: } elsif ($target eq "edit" ) {
152: #$result =
153: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
154: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
155: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
1.77 albertel 156: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,1)
1.24 albertel 157: }
158: return $result;
159: }
160:
161: sub end_display {
1.48 albertel 162: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
163: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
164: return '';
1.1 albertel 165: }
1.3 albertel 166:
167: sub start_scriptlib {
1.40 albertel 168: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 169: my $bodytext;
170: my $result ='';
171: my $error='';
172:
1.78 albertel 173: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' ||
174: $target eq 'edit' || $target eq 'answer' || $target eq 'analyze') {
1.37 albertel 175: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
176: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
177: $$parstack[$#$parstack]);
178: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
179: $bodytext);
180: my $script=&Apache::lonnet::getfile($location);
181: if ($script == -1) {
182: if ($target eq 'edit') {
183: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
184: } else {
185: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
186: return "";
187: }
188: }
189: &Apache::run::run($script,$safeeval);
190: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 191: }
1.13 albertel 192: if ($target eq "edit" ) {
1.37 albertel 193: $result=
1.49 albertel 194: &Apache::edit::tag_start($target,$token,'New Script Functions').
1.83 matthew 195: &Apache::edit::editline($token->[1],$bodytext,'scriptlib',40).
196: &Apache::edit::browse(undef,'textnode').
1.49 albertel 197: $error.'</td></tr>'.
198: &Apache::edit::end_table();
1.37 albertel 199: }
200: if ($target eq "modified" ) {
201: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
1.65 matthew 202: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.37 albertel 203: &Apache::lonxml::debug($result);
1.3 albertel 204: }
205: return $result;
206: }
207:
1.37 albertel 208: sub end_scriptlib {
1.40 albertel 209: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 210: my @result;
211: if ($target eq "edit" ) { $result[1]='no'; }
212: return @result;
1.37 albertel 213: }
1.4 albertel 214:
215: sub start_parserlib {
1.40 albertel 216: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 217: my $bodytext;
1.7 albertel 218: my $result ="";
1.37 albertel 219: my $error='';
1.78 albertel 220: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' ||
221: $target eq 'edit' || $target eq 'answer' || $target eq 'analyze') {
1.37 albertel 222: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
223: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
224: $$parstack[$#$parstack]);
225: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
226: $bodytext);
227: my $styletext=&Apache::lonnet::getfile($location);
228: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
229: if ($styletext == -1) {
230: if ($target eq 'edit') {
231: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
232: } else {
233: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
234: return "";
235: }
236: }
237: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 238: }
1.13 albertel 239: if ($target eq "edit" ) {
1.37 albertel 240: $result=
1.49 albertel 241: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
1.68 albertel 242: &Apache::edit::editline($token->[1],$bodytext,'',40).
1.49 albertel 243: $error.'</td></tr>'.
244: &Apache::edit::end_table();
1.37 albertel 245: }
246: if ($target eq "modified" ) {
247: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
1.65 matthew 248: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.37 albertel 249: &Apache::lonxml::debug($result);
1.7 albertel 250: }
251: return $result;
1.4 albertel 252: }
253:
254: sub end_parserlib {
1.40 albertel 255: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 256: my @result;
257: if ($target eq "edit" ) { $result[1]='no'; }
258: return @result;
1.6 albertel 259: }
260:
1.30 sakharuk 261: sub start_window {
1.40 albertel 262: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.20 sakharuk 263: my $result = '';
1.31 albertel 264: if ($target eq 'web') {
1.34 albertel 265: &Apache::lonxml::startredirection;
1.35 sakharuk 266: } elsif ($target eq 'tex') {
1.42 sakharuk 267: $result = '\unskip\footnote{';
1.35 sakharuk 268: }
1.19 sakharuk 269: return $result;
270: }
271:
1.30 sakharuk 272: sub end_window {
1.40 albertel 273: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 274: my $result;
1.31 albertel 275: if ($target eq 'web') {
1.34 albertel 276: my $output=&Apache::lonxml::endredirection;
277: $output =~ s/\"/\"\;/g;
1.35 sakharuk 278: $result = "<a href=\"javascript:newWindow=open(\'\',\'new_W\',\'width=500,height=200,scrollbars=1\');newWindow.document.open(\'text/html\',\'replace\');newWindow.document.writeln(\'<html><head><title>newwindow</title></head><body bgcolor="#FFFFFF"> $output </body></html>\');newWindow.document.close();void(0);\"><sup>*</sup></a>";
279: } elsif ($target eq 'tex') {
280: $result = '}';
1.30 sakharuk 281: } else {
1.35 sakharuk 282: $result = '';
1.30 sakharuk 283: }
1.20 sakharuk 284: return $result;
1.19 sakharuk 285: }
286:
1.6 albertel 287: sub start_import {
1.40 albertel 288: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 289: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 290: my $result ="";
1.13 albertel 291:
292: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 293:
1.78 albertel 294: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
295: $target eq 'tex' || $target eq 'analyze' ) {
1.46 albertel 296: # FIXME this probably needs to be smart about construction vs.
297: # non construction space.
298: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
299: my $file=&Apache::lonnet::getfile($location);
300: if ($file == -1) {
301: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
302: return "";
303: }
1.13 albertel 304:
1.46 albertel 305: my $dir=$location;
306: $dir=~s:/[^/]*$::;
307: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.57 albertel 308: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
309: if (!$id) { $id=$Apache::lonxml::curdepth; }
310: push(@Apache::inputtags::import,$id);
1.46 albertel 311: &Apache::lonxml::newparser($parser,\$file,$dir);
1.56 albertel 312: } elsif ($target eq "edit" ) {
1.46 albertel 313: $result.=&Apache::edit::tag_start($target,$token);
1.68 albertel 314: $result.=&Apache::edit::editline($token->[1],$bodytext,'',40);
1.83 matthew 315: $result.=&Apache::edit::browse(undef,'textnode');
1.46 albertel 316: #FIXME this need to convert $bodytext to be a contruction space reference
317: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
318: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.56 albertel 319: } elsif ($target eq 'modified') {
1.46 albertel 320: $bodytext=$$parser[$#$parser]->get_text("/import");
1.65 matthew 321: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.46 albertel 322: &Apache::lonxml::debug($result);
1.56 albertel 323: } elsif ($target eq 'meta') {
1.57 albertel 324: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
325: $result.='<import part="'.$Apache::inputtags::part;
326: if ($id) {
327: $result.='" id="'.$id;
328: }
329: $result.='">';
1.56 albertel 330: $result.=$bodytext;
331: $result.='</import>';
1.46 albertel 332: }
333: return $result;
1.6 albertel 334: }
335:
336: sub end_import {
1.69 albertel 337: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.57 albertel 338: pop(@Apache::inputtags::import);
1.69 albertel 339: my $result;
340: if ($target eq 'edit' ) { $result=&Apache::edit::end_table(); }
341: return $result;
1.1 albertel 342: }
1.42 sakharuk 343:
344: sub start_storetc {
1.43 albertel 345: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 346: my $result = '';
347: &Apache::lonxml::startredirection;
348: return $result;
349: }
350:
351: sub end_storetc {
1.43 albertel 352: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 353: my $result;
354: my $output=&Apache::lonxml::endredirection;
355: $output =~ s/\"/\"\;/g;
1.52 albertel 356: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
357: return $result;
1.42 sakharuk 358: }
359:
360:
361: sub start_physnet {
1.45 sakharuk 362: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.50 www 363: my $bodytext = '/adm/includes/physnet.sty';
1.45 sakharuk 364: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
365: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 366:
1.45 sakharuk 367: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.59 albertel 368: $$parser['-1']->unget_token($token);
369: # if ( defined($$style{'physnet'}) ) {
370: # &Apache::lonxml::newparser($parser,\$$style{'physnet'});
371: # }
1.45 sakharuk 372: return "";
373: }
1.42 sakharuk 374:
1.45 sakharuk 375: sub end_physnet {
1.47 albertel 376: return '';
1.42 sakharuk 377: }
1.62 albertel 378:
379: sub start_standalone {
380: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.75 albertel 381: my $result='';
382: if ($target eq 'web' ) {
383: if ( $ENV{'request.course.id'} ) {
1.85 albertel 384: my $inside = &Apache::lonxml::get_all_text("/standalone",$parser);
1.75 albertel 385: } else {
386: $result='<table bgcolor="#E1E1E1" border="2"><tr><td>';
387: }
1.62 albertel 388: }
1.75 albertel 389: return $result;
1.62 albertel 390: }
391:
392: sub end_standalone {
1.75 albertel 393: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
394: my $result='';
395: if ($target eq 'web' ) {
396: if ( $ENV{'request.course.id'} ) {
397: } else {
398: $result='</td></tr></table>';
399: }
400: }
401: return $result;
1.74 albertel 402: }
403:
404: sub start_comment {
405: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
406: my $result='';
407: if ($target eq 'edit') {
408: $result=&Apache::edit::tag_start($target,$token);
1.85 albertel 409: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser);
1.77 albertel 410: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4)
1.74 albertel 411: } elsif ( $target eq 'modified') {
412: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.78 albertel 413: } elsif ( $target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
414: $target eq 'answer' || $target eq 'meta' || $target eq 'analyze') {
1.74 albertel 415: #normally throw away comments
1.85 albertel 416: my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser);
1.74 albertel 417: }
418: return $result;
419: }
420:
421: sub end_comment {
422: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
423: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
1.62 albertel 424: return '';
425: }
426:
1.42 sakharuk 427:
1.47 albertel 428: sub xmlparse {
429: my ($string) = @_;
430: &Apache::lonxml::debug("Got $string");
431: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
432: @Apache::scripttag::parser_env;
433: my @parser;
434: &Apache::lonxml::newparser(\@parser,\$string);
435: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
436: $parstack,\@parser,
437: $safeeval,$style);
438: return $result;
439: }
1.3 albertel 440:
1.1 albertel 441: 1;
442: __END__
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