Annotation of loncom/xml/scripttag.pm, revision 1.53
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.34 albertel 3: # 2/21 Guy
1.50 www 4: # 8/20 Gerd Kortemeyer
1.1 albertel 5:
1.47 albertel 6: package Apache::scripttag;
1.1 albertel 7:
8: use strict;
1.3 albertel 9: use Apache::lonnet;
1.42 sakharuk 10: use Apache::style;
1.1 albertel 11:
1.47 albertel 12: #Globals
13: # this used to pass around the standard callsub arguments to a tag func
14: # so xmlparse can reenter the inner_xmlparse loop.
15:
16: @Apache::scripttag::parser_env = ();
1.1 albertel 17: sub BEGIN {
1.6 albertel 18: &Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
1.20 sakharuk 19: 'parserlib','import',
1.42 sakharuk 20: 'window','display',
21: 'storetc','physnet'));
1.1 albertel 22: }
23:
24: sub start_script {
1.40 albertel 25: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.47 albertel 26: @Apache::scripttag::parser_env = @_;
1.24 albertel 27: my $result='';
1.39 albertel 28: my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
29: &Apache::lonxml::debug("found type of $type");
1.17 albertel 30: if ($type eq "loncapa/perl") {
1.21 albertel 31: my $bodytext=&Apache::lonxml::get_all_text("/script",$$parser[$#$parser]);
1.17 albertel 32: if ( $target eq "modified" ) {
1.41 albertel 33: $result=$token->[4].&Apache::edit::modifiedfield();
1.51 albertel 34: } elsif ( $target eq "web" || $target eq "grade" || $target eq 'answer') {
1.28 albertel 35: &Apache::run::run($bodytext,$safeeval);
1.53 ! albertel 36: if (($ENV{'request.state'} eq 'construct') && ($target eq 'web')) {
! 37: $Apache::lonxml::evaluate--;
! 38: $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>";
! 39: my $listing= &Apache::run::dump($target,$safeeval);
! 40: $listing =~ s/\n/\\n/g;
! 41: $result.=$listing;
! 42: $result.= "</pre></body></html>\');newWindow.document.close();void(0);\">Script Vars</a>";
! 43: }
1.28 albertel 44: } elsif ($target eq "edit" ) {
1.41 albertel 45: #&Apache::run::run($bodytext,$safeeval);
46: #$result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
47: $result=&Apache::edit::tag_start($target,$token,'Script');
48: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',50,4);
1.17 albertel 49: }
50: } else {
1.28 albertel 51: if ($target ne "meta") { $result = $token->[4]; }
1.13 albertel 52: }
1.24 albertel 53: return $result;
1.17 albertel 54: }
1.13 albertel 55:
1.17 albertel 56: sub end_script {
1.40 albertel 57: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.28 albertel 58: if ( $target eq "meta" ) { return ''; }
1.39 albertel 59: my $type = &Apache::lonxml::get_param('type',$parstack,$safeeval);
1.29 albertel 60: my $result='';
61: #other script blocks need to survive
1.53 ! albertel 62: if ($type ne "loncapa/perl") {
! 63: return $token->[2];
! 64: } elsif ($target eq 'edit' ) {
! 65: return &Apache::edit::end_table();
! 66: } elsif (($ENV{'request.state'} eq 'construct') && ($target eq 'web')) {
! 67: $Apache::lonxml::evaluate++;
! 68: }
1.28 albertel 69: return '';
1.24 albertel 70: }
71:
72: sub start_display {
1.40 albertel 73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.39 albertel 74:
1.48 albertel 75: my $result;
1.24 albertel 76: my $bodytext=&Apache::lonxml::get_all_text("/display",$$parser[$#$parser]);
1.39 albertel 77:
1.24 albertel 78: if ( $target eq "modified" ) {
1.48 albertel 79: $result=$token->[4].&Apache::edit::modifiedfield();
1.51 albertel 80: } elsif ( $target eq "web" || $target eq "grade" || $target eq 'answer') {
1.48 albertel 81: $result=&Apache::run::run($bodytext,$safeeval);
82: if ($target eq 'grade' ) {
83: $result=''; # grade should produce no output
84: }
85: } elsif ($target eq "edit" ) {
86: #$result =
87: # "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
88: #$result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
89: $result=&Apache::edit::tag_start($target,$token,'Script With Display');
90: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1)
1.24 albertel 91: }
92: return $result;
93: }
94:
95: sub end_display {
1.48 albertel 96: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
97: if ($target eq 'edit' ) { return &Apache::edit::end_table(); }
98: return '';
1.1 albertel 99: }
1.3 albertel 100:
101: sub start_scriptlib {
1.40 albertel 102: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 103: my $bodytext;
104: my $result ='';
105: my $error='';
106:
1.51 albertel 107: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 108: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
109: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
110: $$parstack[$#$parstack]);
111: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
112: $bodytext);
113: my $script=&Apache::lonnet::getfile($location);
114: if ($script == -1) {
115: if ($target eq 'edit') {
116: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
117: } else {
118: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
119: return "";
120: }
121: }
122: &Apache::run::run($script,$safeeval);
123: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.18 albertel 124: }
1.13 albertel 125: if ($target eq "edit" ) {
1.37 albertel 126: $result=
1.49 albertel 127: &Apache::edit::tag_start($target,$token,'New Script Functions').
128: &Apache::edit::editfield($token->[1],$bodytext,'',40,1).
129: $error.'</td></tr>'.
130: &Apache::edit::end_table();
1.37 albertel 131: }
132: if ($target eq "modified" ) {
133: $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
134: $result=&Apache::edit::modifiedfield($token);
135: &Apache::lonxml::debug($result);
1.3 albertel 136: }
137: return $result;
138: }
139:
1.37 albertel 140: sub end_scriptlib {
1.40 albertel 141: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 142: my @result;
143: if ($target eq "edit" ) { $result[1]='no'; }
144: return @result;
1.37 albertel 145: }
1.4 albertel 146:
147: sub start_parserlib {
1.40 albertel 148: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.37 albertel 149: my $bodytext;
1.7 albertel 150: my $result ="";
1.37 albertel 151: my $error='';
1.51 albertel 152: if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit' || $target eq 'answer') {
1.37 albertel 153: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
154: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
155: $$parstack[$#$parstack]);
156: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
157: $bodytext);
158: my $styletext=&Apache::lonnet::getfile($location);
159: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
160: if ($styletext == -1) {
161: if ($target eq 'edit') {
162: $error='</tr><tr><td>Errors</td><td colspan="2"><b> Unable to find <i>'.$location.'</i></b></td>'."\n";
163: } else {
164: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
165: return "";
166: }
167: }
168: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.18 albertel 169: }
1.13 albertel 170: if ($target eq "edit" ) {
1.37 albertel 171: $result=
1.49 albertel 172: &Apache::edit::tag_start($target,$token,'New Tag Definitions').
173: &Apache::edit::editfield($token->[1],$bodytext,'',40,1).
174: $error.'</td></tr>'.
175: &Apache::edit::end_table();
1.37 albertel 176: }
177: if ($target eq "modified" ) {
178: $bodytext=$$parser[$#$parser]->get_text("/parserlib");
179: $result=&Apache::edit::modifiedfield($token);
180: &Apache::lonxml::debug($result);
1.7 albertel 181: }
182: return $result;
1.4 albertel 183: }
184:
185: sub end_parserlib {
1.40 albertel 186: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.49 albertel 187: my @result;
188: if ($target eq "edit" ) { $result[1]='no'; }
189: return @result;
1.6 albertel 190: }
191:
1.30 sakharuk 192: sub start_window {
1.40 albertel 193: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.20 sakharuk 194: my $result = '';
1.31 albertel 195: if ($target eq 'web') {
1.34 albertel 196: &Apache::lonxml::startredirection;
1.35 sakharuk 197: } elsif ($target eq 'tex') {
1.42 sakharuk 198: $result = '\unskip\footnote{';
1.35 sakharuk 199: }
1.19 sakharuk 200: return $result;
201: }
202:
1.30 sakharuk 203: sub end_window {
1.40 albertel 204: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 205: my $result;
1.31 albertel 206: if ($target eq 'web') {
1.34 albertel 207: my $output=&Apache::lonxml::endredirection;
208: $output =~ s/\"/\"\;/g;
1.35 sakharuk 209: $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"> $output </body></html>\');newWindow.document.close();void(0);\"><sup>*</sup></a>";
210: } elsif ($target eq 'tex') {
211: $result = '}';
1.30 sakharuk 212: } else {
1.35 sakharuk 213: $result = '';
1.30 sakharuk 214: }
1.20 sakharuk 215: return $result;
1.19 sakharuk 216: }
217:
1.6 albertel 218: sub start_import {
1.40 albertel 219: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 220: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 221: my $result ="";
1.13 albertel 222:
223: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.14 albertel 224:
1.51 albertel 225: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {
1.46 albertel 226: # FIXME this probably needs to be smart about construction vs.
227: # non construction space.
228: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
229: my $file=&Apache::lonnet::getfile($location);
230: if ($file == -1) {
231: &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
232: return "";
233: }
1.13 albertel 234:
1.46 albertel 235: my $dir=$location;
236: $dir=~s:/[^/]*$::;
237: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
238: &Apache::lonxml::newparser($parser,\$file,$dir);
239: }
1.13 albertel 240: if ($target eq "edit" ) {
1.46 albertel 241: $result.=&Apache::edit::tag_start($target,$token);
1.38 albertel 242: $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
1.46 albertel 243: #FIXME this need to convert $bodytext to be a contruction space reference
244: #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
245: #$result.="Click<a href=\"$location\">here</a> to edit<br />"
1.7 albertel 246: }
1.46 albertel 247: if ($target eq 'modified') {
248: $bodytext=$$parser[$#$parser]->get_text("/import");
249: $result=&Apache::edit::modifiedfield($token);
250: &Apache::lonxml::debug($result);
251: }
252: return $result;
1.6 albertel 253: }
254:
255: sub end_import {
1.45 sakharuk 256: return '';
1.1 albertel 257: }
1.42 sakharuk 258:
259: sub start_storetc {
1.43 albertel 260: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 261: my $result = '';
262: &Apache::lonxml::startredirection;
263: return $result;
264: }
265:
266: sub end_storetc {
1.43 albertel 267: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.42 sakharuk 268: my $result;
269: my $output=&Apache::lonxml::endredirection;
270: $output =~ s/\"/\"\;/g;
1.52 albertel 271: $result = '{\bf '.$output.'.}}\write\tcfile{\protect\tcpc{ '.$output.'.}{\the\value{relpage}}}';
272: return $result;
1.42 sakharuk 273: }
274:
275:
276: sub start_physnet {
1.45 sakharuk 277: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.50 www 278: my $bodytext = '/adm/includes/physnet.sty';
1.45 sakharuk 279: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
280: my $cbistyletext=&Apache::lonnet::getfile($location);
1.42 sakharuk 281:
1.45 sakharuk 282: %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
1.44 albertel 283: if ( defined($$style{'physnet'}) ) {
1.45 sakharuk 284: &Apache::lonxml::newparser($parser,\$$style{'physnet'});
1.44 albertel 285: }
1.45 sakharuk 286: return "";
287: }
1.42 sakharuk 288:
1.45 sakharuk 289: sub end_physnet {
1.47 albertel 290: return '';
1.42 sakharuk 291: }
292:
1.47 albertel 293: sub xmlparse {
294: my ($string) = @_;
295: &Apache::lonxml::debug("Got $string");
296: my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
297: @Apache::scripttag::parser_env;
298: my @parser;
299: &Apache::lonxml::newparser(\@parser,\$string);
300: my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
301: $parstack,\@parser,
302: $safeeval,$style);
303: return $result;
304: }
1.3 albertel 305:
1.1 albertel 306: 1;
307: __END__
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