Annotation of loncom/xml/scripttag.pm, revision 1.34
1.1 albertel 1: # The LearningOnline Network with CAPA
2: # <script> definiton
1.34 ! albertel 3: # 2/21 Guy
1.1 albertel 4:
5: package Apache::scripttag;
6:
7: use strict;
1.3 albertel 8: use Apache::lonnet;
1.1 albertel 9:
10: sub BEGIN {
1.6 albertel 11: &Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
1.20 sakharuk 12: 'parserlib','import',
1.32 albertel 13: 'window','display'));
1.1 albertel 14: }
15:
16: sub start_script {
1.2 albertel 17: my ($target,$token,$parstack,$parser,$safeeval)=@_;
1.17 albertel 18: my $args ='';
1.29 albertel 19: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
1.17 albertel 20: my $type = &Apache::run::run("{$args;".'return $type}',$safeeval);
1.24 albertel 21: my $result='';
1.18 albertel 22: #&Apache::lonxml::debug("found type of $type");
1.17 albertel 23: if ($type eq "loncapa/perl") {
1.21 albertel 24: my $bodytext=&Apache::lonxml::get_all_text("/script",$$parser[$#$parser]);
1.17 albertel 25:
26: if ( $target eq "modified" ) {
1.28 albertel 27: } elsif ( $target eq "web" || $target eq "grade" ) {
28: &Apache::run::run($bodytext,$safeeval);
29: } elsif ($target eq "edit" ) {
30: &Apache::run::run($bodytext,$safeeval);
1.33 albertel 31: $result="<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
1.24 albertel 32: $result.=&editfield($token->[1],$bodytext);
1.17 albertel 33: }
34: } else {
1.28 albertel 35: if ($target ne "meta") { $result = $token->[4]; }
1.13 albertel 36: }
1.24 albertel 37: return $result;
1.17 albertel 38: }
1.13 albertel 39:
1.17 albertel 40: sub end_script {
41: my ($target,$token,$parstack,$parser,$safeeval)=@_;
1.28 albertel 42: if ( $target eq "meta" ) { return ''; }
1.29 albertel 43: my $args ='';
44: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
45: my $type = &Apache::run::run("{$args;".'return $type}',$safeeval);
46: my $result='';
47: #other script blocks need to survive
48: if ($type ne "loncapa/perl") { return $token->[2]; }
1.28 albertel 49: return '';
1.24 albertel 50: }
51:
52: sub start_display {
53: my ($target,$token,$parstack,$parser,$safeeval)=@_;
54: my $args ='';
55: if ( $#$parstack > -1 ) {
56: $args=$$parstack[$#$parstack];
57: }
58: my $bodytext=&Apache::lonxml::get_all_text("/display",$$parser[$#$parser]);
59:
60: if ( $target eq "modified" ) {
61: }
62: my $result=&Apache::run::run($bodytext,$safeeval);
1.26 albertel 63: if ($target eq 'grade' ) {
64: # grade should produce no output
65: $result='';
66: }
1.24 albertel 67: if ($target eq "edit" ) {
68: $result =
1.33 albertel 69: "<br /> <$token->[1]> output: <br />$bodytext<br />Source:<br />";
1.24 albertel 70: $result.=&editfield($token->[1],$bodytext);
71: }
72: return $result;
73: }
74:
75: sub end_display {
1.1 albertel 76: }
1.3 albertel 77:
78: sub start_scriptlib {
79: my ($target,$token,$parstack,$parser,$safeeval)=@_;
1.5 albertel 80: my $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
1.3 albertel 81: my $result ="";
1.13 albertel 82:
1.18 albertel 83: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
84: $$parstack[$#$parstack]);
85: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
86: $bodytext);
87: my $script=&Apache::lonnet::getfile($location);
88: if ($script == -1) {
89: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for scriptlib</b>");
90: return "";
91: }
92: &Apache::run::run($script,$safeeval);
1.33 albertel 93: #&Apache::lonxml::debug("ran $bodytext:<br />".&Apache::lonnet::getfile($bodytext)."<br />");
1.13 albertel 94:
95: if ($target eq "edit" ) {
96: $result.=&editfield($token->[1],$bodytext);
1.3 albertel 97: }
98: return $result;
99: }
100:
101: sub end_scriptlib {}
1.4 albertel 102:
103: sub start_parserlib {
104: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.6 albertel 105: my $bodytext=$$parser[$#$parser]->get_text("/parserlib");
1.7 albertel 106: my $result ="";
1.13 albertel 107:
1.18 albertel 108: $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
109: $$parstack[$#$parstack]);
110: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],
111: $bodytext);
112: my $styletext=&Apache::lonnet::getfile($location);
1.28 albertel 113: #&Apache::lonxml::debug("found :$bodytext: in :$location: with :$styletext:");
1.18 albertel 114: if ($styletext == -1) {
115: &Apache::lonxml::error("<b> Unable to find <i>$location</i> for parserlib</b>");
116: return "";
117: }
118: %$style = ( %$style , &Apache::style::styleparser($target,$styletext));
1.13 albertel 119:
120: if ($target eq "edit" ) {
1.7 albertel 121: $result=&editfield($token->[1],$bodytext);
122: }
123: return $result;
1.4 albertel 124: }
125:
126: sub end_parserlib {
1.6 albertel 127: }
128:
1.30 sakharuk 129: sub start_window {
1.19 sakharuk 130: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.20 sakharuk 131: my $result = '';
1.31 albertel 132: if ($target eq 'web') {
1.34 ! albertel 133: &Apache::lonxml::startredirection;
1.31 albertel 134: }
1.19 sakharuk 135: return $result;
136: }
137:
1.30 sakharuk 138: sub end_window {
1.19 sakharuk 139: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.30 sakharuk 140: my $result;
1.31 albertel 141: if ($target eq 'web') {
1.34 ! albertel 142: my $output=&Apache::lonxml::endredirection;
! 143: $output =~ s/\"/\"\;/g;
! 144: $result = "<a href=\"javascript:newWindow=open(\'\',\'new_W\',\'width=500,height=200\');newWindow.document.open(\'text/html\',\'replace\');newWindow.document.writeln(\'<html><head><title>newwindow</title></head><body bgcolor="#FFFFFF"> $output </body></html>\');newWindow.document.close();void(0);\"><sup>*</sup></a>";
1.30 sakharuk 145: } else {
1.31 albertel 146: $result = '';
1.30 sakharuk 147: }
1.20 sakharuk 148: return $result;
1.19 sakharuk 149: }
150:
1.6 albertel 151: sub start_import {
1.7 albertel 152: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.31 albertel 153: my $bodytext=$$parser[$#$parser]->get_text("/import");
1.7 albertel 154: my $result ="";
1.13 albertel 155:
156: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
1.18 albertel 157: my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
158: my $file=&Apache::lonnet::getfile($location);
159: if ($file == -1) {
160: &Apache::lonxml::error("<b> Unable to find <i>$bodytext $location</i> for import</b>");
161: return "";
1.14 albertel 162: }
163:
1.18 albertel 164: my $dir=$location;
1.30 sakharuk 165: $dir=~s:/[^/]*$::;
166: # &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
1.18 albertel 167: &Apache::lonxml::newparser($parser,\$file,$dir);
1.13 albertel 168:
169: if ($target eq "edit" ) {
170: $result.=&editfield($token->[1],$bodytext);
1.33 albertel 171: $result.="Click<a href=\"/res/$bodytext\">here</a> to edit<br />"
1.7 albertel 172: }
1.27 albertel 173: return '';
1.6 albertel 174: }
175:
176: sub end_import {
1.7 albertel 177: }
1.30 sakharuk 178:
179: sub start_meta {
180: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
181: my $result = '';
182: if ($target ne 'meta') {
183: $result = &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
184: $result = '';
185: return $result;
186: } else {
187: return $result;
188: }
189: }
190:
191: sub end_meta {
192: }
1.7 albertel 193:
194: sub editfield {
195: my ($tag,$data)=@_;
196:
197: my $count=0;
198: my $maxlength=-1;
199: map { $count++;
200: if (length($_) > $maxlength) { $maxlength = length ($_); }
201: } split ("\n", $data);
202:
1.33 albertel 203: return "<br />\n<$tag><br />\n <textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br />\n</$tag><br />\n";
1.4 albertel 204: }
1.3 albertel 205:
1.18 albertel 206: sub getfilenothere {
1.3 albertel 207: my ($filename) = @_;
208: my $a="";
1.11 tsai 209:
1.12 tsai 210: $filename=~ s/^\s*(\S+)\s*$/$1/; ## strip off leading and trailing spaces
1.10 albertel 211: $filename="/home/httpd/html/res".$filename;
212: if (! -e $filename ) {
213: &Apache::lonnet::subscribe($filename);
214: &Apache::lonnet::repcopy($filename);
215: }
1.14 albertel 216: if (! -e $filename ) { return -1; };
1.11 tsai 217: my $fh=Apache::File->new($filename);
218: while (<$fh>) {
1.3 albertel 219: $a .=$_;
220: }
221: return $a
1.1 albertel 222: }
1.3 albertel 223:
1.1 albertel 224: 1;
225: __END__
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