1: # The LearningOnline Network with CAPA
2: # <script> definiton
3:
4:
5: package Apache::scripttag;
6:
7: use strict;
8: use Apache::lonnet;
9:
10: sub BEGIN {
11: &Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
12: 'parserlib','import'));
13: }
14:
15: sub start_script {
16: my ($target,$token,$parstack,$parser,$safeeval)=@_;
17: my $result="";
18: $safeeval->share('$Apache::scripttag::start_script::result');
19: # my $bodytext=$$parser[$#$parser]->get_text("/script");
20: my $bodytext=&Apache::lonxml::get_all_text("script",$$parser[$#$parser]);
21:
22: if ( $target eq "modified" ) {
23:
24: }
25:
26: # print "<br> script runs $bodytext</br>";
27: &Apache::run::run($bodytext,$safeeval);
28:
29: if ($target eq "edit" ) {
30: $result= "<br> <$token->[1]> output: <br>$bodytext<br>Source:<br>";
31: $result.=&editfield($token->[1],$bodytext);
32: }
33: return $result;
34: }
35:
36: sub end_script {}
37:
38: sub start_scriptlib {
39: my ($target,$token,$parstack,$parser,$safeeval)=@_;
40: my $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
41: my $result ="";
42:
43: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
44: &Apache::run::run(&getfile($bodytext),$safeeval);
45: #print "ran $bodytext:<br>".&getfile($bodytext)."<br>";
46:
47: if ($target eq "edit" ) {
48: $result.=&editfield($token->[1],$bodytext);
49: }
50: return $result;
51: }
52:
53: sub end_scriptlib {}
54:
55: sub start_parserlib {
56: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
57: my $bodytext=$$parser[$#$parser]->get_text("/parserlib");
58: my $result ="";
59:
60: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
61: %$style = ( %$style , &Apache::style::styleparser($target,
62: &getfile($bodytext)));
63:
64: if ($target eq "edit" ) {
65: $result=&editfield($token->[1],$bodytext);
66: }
67: return $result;
68: }
69:
70: sub end_parserlib {
71: }
72:
73: sub start_import {
74: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
75: my $bodytext=$$parser[$#$parser]->get_text("/import");
76: my $result ="";
77:
78: $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
79: my $file=&getfile($bodytext);
80: if ($file eq -1) {
81: return "<b> Unable to find <i>$bodytext</i> for import</b>";
82: }
83:
84: my $tempparser=HTML::TokeParser->new(\$file);
85: push (@$parser,$tempparser);
86:
87: if ($target eq "edit" ) {
88: $result.=&editfield($token->[1],$bodytext);
89: $result.="Click<a href=\"/res/$bodytext\">here</a> to edit<br></br>"
90: }
91: }
92:
93: sub end_import {
94: }
95:
96: sub editfield {
97: my ($tag,$data)=@_;
98:
99: my $count=0;
100: my $maxlength=-1;
101: map { $count++;
102: if (length($_) > $maxlength) { $maxlength = length ($_); }
103: } split ("\n", $data);
104:
105: return "<br></br>\n<$tag><br></br>\n <textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br></br>\n</$tag><br></br>\n";
106: }
107:
108: sub getfile {
109: my ($filename) = @_;
110: my $a="";
111:
112: $filename=~ s/^\s*(\S+)\s*$/$1/; ## strip off leading and trailing spaces
113: $filename="/home/httpd/html/res".$filename;
114: if (! -e $filename ) {
115: &Apache::lonnet::subscribe($filename);
116: &Apache::lonnet::repcopy($filename);
117: }
118: if (! -e $filename ) { return -1; };
119: my $fh=Apache::File->new($filename);
120: while (<$fh>) {
121: $a .=$_;
122: }
123: return $a
124: }
125:
126: 1;
127: __END__
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>