Annotation of loncom/xml/scripttag.pm, revision 1.69
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.58 www 3: #
1.69 ! albertel 4: # $Id: scripttag.pm,v 1.68 2002/03/22 22:06:06 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',
1.63 albertel 46: 'standalone'));
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",$$parser[$#$parser]);
1.17 albertel 57: if ( $target eq "modified" ) {
1.41 albertel 58: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 59: } elsif ( $target eq 'web' || $target eq 'tex' ||
60: $target eq 'grade' || $target eq 'answer') {
1.28 albertel 61: &Apache::run::run($bodytext,$safeeval);
1.60 albertel 62: if (($target eq 'answer') && ($Apache::lonhomework::viewgrades == 'F')) {
1.53 albertel 63: $Apache::lonxml::evaluate--;
64: $result.="<a href=\"javascript:newWindow=open(\'\',\'new_W\',\'width=500,height=200,scrollbars=1\');newWindow.document.open(\'text/html\',\'replace\');newWindow.document.writeln(\'<html><head><title>newwindow</title></head><body bgcolor="#FFFFFF"><pre>";
65: my $listing= &Apache::run::dump($target,$safeeval);
66: $listing =~ s/\n/\\n/g;
1.60 albertel 67: $listing =~ s/\"/"/g;
68: $listing =~ s/\'/’/g;
69: $listing =~ s/</</g;
70: $listing =~ s/>/>/g;
71: $listing =~ s/&/&/g;
1.53 albertel 72: $result.=$listing;
1.55 albertel 73: $result.= "</pre></body></html>\');newWindow.document.close();void(0);\">Script Vars</a><br />";
1.53 albertel 74: }
1.28 albertel 75: } elsif ($target eq "edit" ) {
1.41 albertel 76: #&Apache::run::run($bodytext,$safeeval);
77: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
78: $result=&Apache::edit::tag_start($target,$token,'Script');
79: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',50,4);
1.17 albertel 80: }
81: } else {
1.66 albertel 82: if ($target ne "meta") {
83: $result = $token->[4];
84: my $bodytext=&Apache::lonxml::get_all_text("/script",$$parser[$#$parser]);
85: $result.=$bodytext;
86: }
1.13 albertel 87: }
1.24 albertel 88: return $result;
1.17 albertel 89: }
1.13 albertel 90:
1.17 albertel 91: sub end_script {
1.40 albertel 92: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 93: if ( $target eq "meta" ) { return ''; }
1.39 albertel 94: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 95: my $result='';
96: #other script blocks need to survive
1.53 albertel 97: if ($type ne "loncapa/perl") {
98: return $token->[2];
99: } elsif ($target eq 'edit' ) {
100: return &Apache::edit::end_table();
1.55 albertel 101: } elsif (($ENV{'request.state'} eq 'construct') && ($target eq 'answer')) {
1.53 albertel 102: $Apache::lonxml::evaluate++;
103: }
1.28 albertel 104: return '';
1.24 albertel 105: }
106:
107: sub start_display {
1.40 albertel 108: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.39 albertel 109:
1.48 albertel 110: my $result;
1.24 albertel 111: my $bodytext=&Apache::lonxml::get_all_text("/display",$$parser[$#$parser]);
1.39 albertel 112:
1.24 albertel 113: if ( $target eq "modified" ) {
1.48 albertel 114: $result=$token->[4].&Apache::edit::modifiedfield();
1.54 albertel 115: } elsif ( $target eq 'web' || $target eq 'tex' ||
116: $target eq 'grade' || $target eq 'answer') {
1.48 albertel 117: $result=&Apache::run::run($bodytext,$safeeval);
1.55 albertel 118: if ($target eq 'grade' || $target eq 'answer' ) {
1.48 albertel 119: $result=''; # grade should produce no output
120: }
121: } elsif ($target eq "edit" ) {
122: #$result =
123: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
124: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
125: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
126: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1)
1.24 albertel 127: }
128: return $result;
129: }
130:
131: sub end_display {
1.48 albertel 132: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
133: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
134: return '';
1.1 albertel 135: }
1.3 albertel 136:
137: sub start_scriptlib {
1.40 albertel 138: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 139: my $bodytext;
140: my $result ='';
141: my $error='';
142:
1.51 albertel 143: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 144: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
145: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
146: $$parstack[$#$parstack]);
147: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
148: $bodytext);
149: my $script=&Apache::lonnet::getfile($location);
150: if ($script == -1) {
151: if ($target eq 'edit') {
152: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
153: } else {
154: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
155: return "";
156: }
157: }
158: &Apache::run::run($script,$safeeval);
159: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 160: }
1.13 albertel 161: if ($target eq "edit" ) {
1.37 albertel 162: $result=
1.49 albertel 163: &Apache::edit::tag_start($target,$token,'New Script Functions').
1.68 albertel 164: &Apache::edit::editline($token->[1],$bodytext,'',40).
1.49 albertel 165: $error.'</td></tr>'.
166: &Apache::edit::end_table();
1.37 albertel 167: }
168: if ($target eq "modified" ) {
169: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
1.65 matthew 170: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.37 albertel 171: &Apache::lonxml::debug($result);
1.3 albertel 172: }
173: return $result;
174: }
175:
1.37 albertel 176: sub end_scriptlib {
1.40 albertel 177: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 178: my @result;
179: if ($target eq "edit" ) { $result[1]='no'; }
180: return @result;
1.37 albertel 181: }
1.4 albertel 182:
183: sub start_parserlib {
1.40 albertel 184: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 185: my $bodytext;
1.7 albertel 186: my $result ="";
1.37 albertel 187: my $error='';
1.51 albertel 188: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 189: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
190: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
191: $$parstack[$#$parstack]);
192: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
193: $bodytext);
194: my $styletext=&Apache::lonnet::getfile($location);
195: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
196: if ($styletext == -1) {
197: if ($target eq 'edit') {
198: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
199: } else {
200: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
201: return "";
202: }
203: }
204: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 205: }
1.13 albertel 206: if ($target eq "edit" ) {
1.37 albertel 207: $result=
1.49 albertel 208: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
1.68 albertel 209: &Apache::edit::editline($token->[1],$bodytext,'',40).
1.49 albertel 210: $error.'</td></tr>'.
211: &Apache::edit::end_table();
1.37 albertel 212: }
213: if ($target eq "modified" ) {
214: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
1.65 matthew 215: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.37 albertel 216: &Apache::lonxml::debug($result);
1.7 albertel 217: }
218: return $result;
1.4 albertel 219: }
220:
221: sub end_parserlib {
1.40 albertel 222: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 223: my @result;
224: if ($target eq "edit" ) { $result[1]='no'; }
225: return @result;
1.6 albertel 226: }
227:
1.30 sakharuk 228: sub start_window {
1.40 albertel 229: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.20 sakharuk 230: my $result = '';
1.31 albertel 231: if ($target eq 'web') {
1.34 albertel 232: &Apache::lonxml::startredirection;
1.35 sakharuk 233: } elsif ($target eq 'tex') {
1.42 sakharuk 234: $result = '\unskip\footnote{';
1.35 sakharuk 235: }
1.19 sakharuk 236: return $result;
237: }
238:
1.30 sakharuk 239: sub end_window {
1.40 albertel 240: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 241: my $result;
1.31 albertel 242: if ($target eq 'web') {
1.34 albertel 243: my $output=&Apache::lonxml::endredirection;
244: $output =~ s/\"/\"\;/g;
1.35 sakharuk 245: $result = "<a href=\"javascript:newWindow=open(\'\',\'new_W\',\'width=500,height=200,scrollbars=1\');newWindow.document.open(\'text/html\',\'replace\');newWindow.document.writeln(\'<html><head><title>newwindow</title></head><body bgcolor="#FFFFFF"> $output </body></html>\');newWindow.document.close();void(0);\"><sup>*</sup></a>";
246: } elsif ($target eq 'tex') {
247: $result = '}';
1.30 sakharuk 248: } else {
1.35 sakharuk 249: $result = '';
1.30 sakharuk 250: }
1.20 sakharuk 251: return $result;
1.19 sakharuk 252: }
253:
1.6 albertel 254: sub start_import {
1.40 albertel 255: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 256: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 257: my $result ="";
1.13 albertel 258:
259: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 260:
1.51 albertel 261: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {
1.46 albertel 262: # FIXME this probably needs to be smart about construction vs.
263: # non construction space.
264: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
265: my $file=&Apache::lonnet::getfile($location);
266: if ($file == -1) {
267: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
268: return "";
269: }
1.13 albertel 270:
1.46 albertel 271: my $dir=$location;
272: $dir=~s:/[^/]*$::;
273: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.57 albertel 274: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
275: if (!$id) { $id=$Apache::lonxml::curdepth; }
276: push(@Apache::inputtags::import,$id);
1.46 albertel 277: &Apache::lonxml::newparser($parser,\$file,$dir);
1.56 albertel 278: } elsif ($target eq "edit" ) {
1.46 albertel 279: $result.=&Apache::edit::tag_start($target,$token);
1.68 albertel 280: $result.=&Apache::edit::editline($token->[1],$bodytext,'',40);
1.46 albertel 281: #FIXME this need to convert $bodytext to be a contruction space reference
282: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
283: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.56 albertel 284: } elsif ($target eq 'modified') {
1.46 albertel 285: $bodytext=$$parser[$#$parser]->get_text("/import");
1.65 matthew 286: $result=$token->[4].&Apache::edit::modifiedfield($token);
1.46 albertel 287: &Apache::lonxml::debug($result);
1.56 albertel 288: } elsif ($target eq 'meta') {
1.57 albertel 289: my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
290: $result.='<import part="'.$Apache::inputtags::part;
291: if ($id) {
292: $result.='" id="'.$id;
293: }
294: $result.='">';
1.56 albertel 295: $result.=$bodytext;
296: $result.='</import>';
1.46 albertel 297: }
298: return $result;
1.6 albertel 299: }
300:
301: sub end_import {
1.69 ! albertel 302: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.57 albertel 303: pop(@Apache::inputtags::import);
1.69 ! albertel 304: my $result;
! 305: if ($target eq 'edit' ) { $result=&Apache::edit::end_table(); }
! 306: return $result;
1.1 albertel 307: }
1.42 sakharuk 308:
309: sub start_storetc {
1.43 albertel 310: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 311: my $result = '';
312: &Apache::lonxml::startredirection;
313: return $result;
314: }
315:
316: sub end_storetc {
1.43 albertel 317: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 318: my $result;
319: my $output=&Apache::lonxml::endredirection;
320: $output =~ s/\"/\"\;/g;
1.52 albertel 321: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
322: return $result;
1.42 sakharuk 323: }
324:
325:
326: sub start_physnet {
1.45 sakharuk 327: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.50 www 328: my $bodytext = '/adm/includes/physnet.sty';
1.45 sakharuk 329: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
330: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 331:
1.45 sakharuk 332: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.59 albertel 333: $$parser['-1']->unget_token($token);
334: # if ( defined($$style{'physnet'}) ) {
335: # &Apache::lonxml::newparser($parser,\$$style{'physnet'});
336: # }
1.45 sakharuk 337: return "";
338: }
1.42 sakharuk 339:
1.45 sakharuk 340: sub end_physnet {
1.47 albertel 341: return '';
1.42 sakharuk 342: }
1.62 albertel 343:
344: sub start_standalone {
345: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.64 albertel 346: if ($target eq 'web' && $ENV{'request.course.id'} ) {
1.62 albertel 347: my $inside = &Apache::lonxml::get_all_text("/standalone",$$parser[-1]);
348: }
349: return '';
350: }
351:
352: sub end_standalone {
353: return '';
354: }
355:
1.42 sakharuk 356:
1.47 albertel 357: sub xmlparse {
358: my ($string) = @_;
359: &Apache::lonxml::debug("Got $string");
360: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
361: @Apache::scripttag::parser_env;
362: my @parser;
363: &Apache::lonxml::newparser(\@parser,\$string);
364: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
365: $parstack,\@parser,
366: $safeeval,$style);
367: return $result;
368: }
1.3 albertel 369:
1.1 albertel 370: 1;
371: __END__
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>