Annotation of loncom/xml/scripttag.pm, revision 1.58
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.58 ! www 3: #
! 4: # $Id: gplheader.pl,v 1.1 2001/11/29 18:19:27 www Exp $
! 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 = ();
1.1 albertel 42: sub BEGIN {
1.6 albertel 43: &Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
1.20 sakharuk 44: 'parserlib','import',
1.42 sakharuk 45: 'window','display',
46: 'storetc','physnet'));
1.1 albertel 47: }
48:
49: sub start_script {
1.40 albertel 50: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.47 albertel 51: @Apache::scripttag::parser_env = @_;
1.24 albertel 52: my $result='';
1.39 albertel 53: my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
54: &Apache::lonxml::debug("found type of $type");
1.17 albertel 55: if ($type eq "loncapa/perl") {
1.21 albertel 56: my $bodytext=&Apache::lonxml::get_all_text("/script",$$parser[$#$parser]);
1.17 albertel 57: if ( $target eq "modified" ) {
1.41 albertel 58: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 59: } elsif ( $target eq 'web' || $target eq 'tex' ||
60: $target eq 'grade' || $target eq 'answer') {
1.28 albertel 61: &Apache::run::run($bodytext,$safeeval);
1.55 albertel 62: if (($ENV{'request.state'} eq 'construct') && ($target eq 'answer')) {
1.53 albertel 63: $Apache::lonxml::evaluate--;
64: $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>";
65: my $listing= &Apache::run::dump($target,$safeeval);
66: $listing =~ s/\n/\\n/g;
67: $result.=$listing;
1.55 albertel 68: $result.= "</pre></body></html>\');newWindow.document.close();void(0);\">Script Vars</a><br />";
1.53 albertel 69: }
1.28 albertel 70: } elsif ($target eq "edit" ) {
1.41 albertel 71: #&Apache::run::run($bodytext,$safeeval);
72: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
73: $result=&Apache::edit::tag_start($target,$token,'Script');
74: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',50,4);
1.17 albertel 75: }
76: } else {
1.28 albertel 77: if ($target ne "meta") { $result = $token->[4]; }
1.13 albertel 78: }
1.24 albertel 79: return $result;
1.17 albertel 80: }
1.13 albertel 81:
1.17 albertel 82: sub end_script {
1.40 albertel 83: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 84: if ( $target eq "meta" ) { return ''; }
1.39 albertel 85: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 86: my $result='';
87: #other script blocks need to survive
1.53 albertel 88: if ($type ne "loncapa/perl") {
89: return $token->[2];
90: } elsif ($target eq 'edit' ) {
91: return &Apache::edit::end_table();
1.55 albertel 92: } elsif (($ENV{'request.state'} eq 'construct') && ($target eq 'answer')) {
1.53 albertel 93: $Apache::lonxml::evaluate++;
94: }
1.28 albertel 95: return '';
1.24 albertel 96: }
97:
98: sub start_display {
1.40 albertel 99: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.39 albertel 100:
1.48 albertel 101: my $result;
1.24 albertel 102: my $bodytext=&Apache::lonxml::get_all_text("/display",$$parser[$#$parser]);
1.39 albertel 103:
1.24 albertel 104: if ( $target eq "modified" ) {
1.48 albertel 105: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 106: } elsif ( $target eq 'web' || $target eq 'tex' ||
107: $target eq 'grade' || $target eq 'answer') {
1.48 albertel 108: $result=&Apache::run::run($bodytext,$safeeval);
1.55 albertel 109: if ($target eq 'grade' || $target eq 'answer' ) {
1.48 albertel 110: $result=''; # grade should produce no output
111: }
112: } elsif ($target eq "edit" ) {
113: #$result =
114: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
115: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
116: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
117: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1)
1.24 albertel 118: }
119: return $result;
120: }
121:
122: sub end_display {
1.48 albertel 123: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
124: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
125: return '';
1.1 albertel 126: }
1.3 albertel 127:
128: sub start_scriptlib {
1.40 albertel 129: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 130: my $bodytext;
131: my $result ='';
132: my $error='';
133:
1.51 albertel 134: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 135: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
136: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
137: $$parstack[$#$parstack]);
138: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
139: $bodytext);
140: my $script=&Apache::lonnet::getfile($location);
141: if ($script == -1) {
142: if ($target eq 'edit') {
143: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
144: } else {
145: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
146: return "";
147: }
148: }
149: &Apache::run::run($script,$safeeval);
150: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 151: }
1.13 albertel 152: if ($target eq "edit" ) {
1.37 albertel 153: $result=
1.49 albertel 154: &Apache::edit::tag_start($target,$token,'New Script Functions').
155: &Apache::edit::editfield($token->[1],$bodytext,'',40,1).
156: $error.'</td></tr>'.
157: &Apache::edit::end_table();
1.37 albertel 158: }
159: if ($target eq "modified" ) {
160: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
161: $result=&Apache::edit::modifiedfield($token);
162: &Apache::lonxml::debug($result);
1.3 albertel 163: }
164: return $result;
165: }
166:
1.37 albertel 167: sub end_scriptlib {
1.40 albertel 168: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 169: my @result;
170: if ($target eq "edit" ) { $result[1]='no'; }
171: return @result;
1.37 albertel 172: }
1.4 albertel 173:
174: sub start_parserlib {
1.40 albertel 175: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 176: my $bodytext;
1.7 albertel 177: my $result ="";
1.37 albertel 178: my $error='';
1.51 albertel 179: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 180: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
181: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
182: $$parstack[$#$parstack]);
183: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
184: $bodytext);
185: my $styletext=&Apache::lonnet::getfile($location);
186: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
187: if ($styletext == -1) {
188: if ($target eq 'edit') {
189: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
190: } else {
191: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
192: return "";
193: }
194: }
195: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 196: }
1.13 albertel 197: if ($target eq "edit" ) {
1.37 albertel 198: $result=
1.49 albertel 199: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
200: &Apache::edit::editfield($token->[1],$bodytext,'',40,1).
201: $error.'</td></tr>'.
202: &Apache::edit::end_table();
1.37 albertel 203: }
204: if ($target eq "modified" ) {
205: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
206: $result=&Apache::edit::modifiedfield($token);
207: &Apache::lonxml::debug($result);
1.7 albertel 208: }
209: return $result;
1.4 albertel 210: }
211:
212: sub end_parserlib {
1.40 albertel 213: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 214: my @result;
215: if ($target eq "edit" ) { $result[1]='no'; }
216: return @result;
1.6 albertel 217: }
218:
1.30 sakharuk 219: sub start_window {
1.40 albertel 220: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.20 sakharuk 221: my $result = '';
1.31 albertel 222: if ($target eq 'web') {
1.34 albertel 223: &Apache::lonxml::startredirection;
1.35 sakharuk 224: } elsif ($target eq 'tex') {
1.42 sakharuk 225: $result = '\unskip\footnote{';
1.35 sakharuk 226: }
1.19 sakharuk 227: return $result;
228: }
229:
1.30 sakharuk 230: sub end_window {
1.40 albertel 231: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 232: my $result;
1.31 albertel 233: if ($target eq 'web') {
1.34 albertel 234: my $output=&Apache::lonxml::endredirection;
235: $output =~ s/\"/\"\;/g;
1.35 sakharuk 236: $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"> $output </body></html>\');newWindow.document.close();void(0);\"><sup>*</sup></a>";
237: } elsif ($target eq 'tex') {
238: $result = '}';
1.30 sakharuk 239: } else {
1.35 sakharuk 240: $result = '';
1.30 sakharuk 241: }
1.20 sakharuk 242: return $result;
1.19 sakharuk 243: }
244:
1.6 albertel 245: sub start_import {
1.40 albertel 246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 247: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 248: my $result ="";
1.13 albertel 249:
250: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 251:
1.51 albertel 252: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {
1.46 albertel 253: # FIXME this probably needs to be smart about construction vs.
254: # non construction space.
255: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
256: my $file=&Apache::lonnet::getfile($location);
257: if ($file == -1) {
258: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
259: return "";
260: }
1.13 albertel 261:
1.46 albertel 262: my $dir=$location;
263: $dir=~s:/[^/]*$::;
264: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.57 albertel 265: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
266: if (!$id) { $id=$Apache::lonxml::curdepth; }
267: push(@Apache::inputtags::import,$id);
1.46 albertel 268: &Apache::lonxml::newparser($parser,\$file,$dir);
1.56 albertel 269: } elsif ($target eq "edit" ) {
1.46 albertel 270: $result.=&Apache::edit::tag_start($target,$token);
1.38 albertel 271: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
1.46 albertel 272: #FIXME this need to convert $bodytext to be a contruction space reference
273: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
274: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.56 albertel 275: } elsif ($target eq 'modified') {
1.46 albertel 276: $bodytext=$$parser[$#$parser]->get_text("/import");
277: $result=&Apache::edit::modifiedfield($token);
278: &Apache::lonxml::debug($result);
1.56 albertel 279: } elsif ($target eq 'meta') {
1.57 albertel 280: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
281: $result.='<import part="'.$Apache::inputtags::part;
282: if ($id) {
283: $result.='" id="'.$id;
284: }
285: $result.='">';
1.56 albertel 286: $result.=$bodytext;
287: $result.='</import>';
1.46 albertel 288: }
289: return $result;
1.6 albertel 290: }
291:
292: sub end_import {
1.57 albertel 293: pop(@Apache::inputtags::import);
1.45 sakharuk 294: return '';
1.1 albertel 295: }
1.42 sakharuk 296:
297: sub start_storetc {
1.43 albertel 298: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 299: my $result = '';
300: &Apache::lonxml::startredirection;
301: return $result;
302: }
303:
304: sub end_storetc {
1.43 albertel 305: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 306: my $result;
307: my $output=&Apache::lonxml::endredirection;
308: $output =~ s/\"/\"\;/g;
1.52 albertel 309: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
310: return $result;
1.42 sakharuk 311: }
312:
313:
314: sub start_physnet {
1.45 sakharuk 315: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.50 www 316: my $bodytext = '/adm/includes/physnet.sty';
1.45 sakharuk 317: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
318: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 319:
1.45 sakharuk 320: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.44 albertel 321: if ( defined($$style{'physnet'}) ) {
1.45 sakharuk 322: &Apache::lonxml::newparser($parser,\$$style{'physnet'});
1.44 albertel 323: }
1.45 sakharuk 324: return "";
325: }
1.42 sakharuk 326:
1.45 sakharuk 327: sub end_physnet {
1.47 albertel 328: return '';
1.42 sakharuk 329: }
330:
1.47 albertel 331: sub xmlparse {
332: my ($string) = @_;
333: &Apache::lonxml::debug("Got $string");
334: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
335: @Apache::scripttag::parser_env;
336: my @parser;
337: &Apache::lonxml::newparser(\@parser,\$string);
338: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
339: $parstack,\@parser,
340: $safeeval,$style);
341: return $result;
342: }
1.3 albertel 343:
1.1 albertel 344: 1;
345: __END__
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