version 1.105, 2001/08/06 19:44:54
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version 1.135, 2001/10/05 16:55:12
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Line 13
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Line 13
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# 6/12,6/13 H. K. Ng |
# 6/12,6/13 H. K. Ng |
# 6/16 Gerd Kortemeyer |
# 6/16 Gerd Kortemeyer |
# 7/27 H. K. Ng |
# 7/27 H. K. Ng |
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# 8/7,8/9,8/10,8/11,8/15,8/16,8/17,8/18,8/20,8/23,8/24 Gerd Kortemeyer |
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# Guy Albertelli |
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# 9/26 Gerd Kortemeyer |
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package Apache::lonxml; |
package Apache::lonxml; |
use vars |
use vars |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace); |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace); |
use strict; |
use strict; |
use HTML::TokeParser; |
use HTML::TokeParser; |
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use HTML::TreeBuilder; |
use Safe; |
use Safe; |
use Safe::Hole; |
use Safe::Hole; |
use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
Line 95 sub xmlbegin {
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Line 100 sub xmlbegin {
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sub xmlend { |
sub xmlend { |
my $discussion=''; |
my $discussion=''; |
if ($ENV{'request.course.id'}) { |
if ($ENV{'request.course.id'}) { |
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my $crs='/'.$ENV{'request.course.id'}; |
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if ($ENV{'request.course.sec'}) { |
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$crs.='_'.$ENV{'request.course.sec'}; |
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} |
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$crs=~s/\_/\//g; |
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my $seeid=&Apache::lonnet::allowed('rin',$crs); |
my $symb=&Apache::lonnet::symbread(); |
my $symb=&Apache::lonnet::symbread(); |
if ($symb) { |
if ($symb) { |
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
Line 105 sub xmlend {
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Line 116 sub xmlend {
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'<address><hr /><h2>Course Discussion of Resource</h2>'; |
'<address><hr /><h2>Course Discussion of Resource</h2>'; |
my $idx; |
my $idx; |
for ($idx=1;$idx<=$contrib{'version'};$idx++) { |
for ($idx=1;$idx<=$contrib{'version'};$idx++) { |
my $message=$contrib{$idx.':message'}; |
my $hidden=($contrib{'hidden'}=~/\.$idx\./); |
$message=~s/\n/\<br \/\>/g; |
unless (($hidden) && (!$seeid)) { |
$discussion.='<p><b>'.$contrib{$idx.':sendername'}.' at '. |
my $message=$contrib{$idx.':message'}; |
$contrib{$idx.':senderdomain'}.'</b> ('. |
$message=~s/\n/\<br \/\>/g; |
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if ($message) { |
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if ($hidden) { |
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$message='<font color="#888888">'.$message.'</font>'; |
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} |
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my $sender='Anonymous'; |
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if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { |
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$sender=$contrib{$idx.':sendername'}.' at '. |
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$contrib{$idx.':senderdomain'}; |
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if ($contrib{$idx.':anonymous'}) { |
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$sender.=' (anonymous)'; |
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} |
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if ($seeid) { |
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if ($hidden) { |
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$sender.=' <a href="/adm/feedback?unhide='. |
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$symb.':::'.$idx.'">Make Visible</a>'; |
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} else { |
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$sender.=' <a href="/adm/feedback?hide='. |
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$symb.':::'.$idx.'">Hide</a>'; |
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} |
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} |
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} |
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$discussion.='<p><b>'.$sender.'</b> ('. |
localtime($contrib{$idx.':timestamp'}). |
localtime($contrib{$idx.':timestamp'}). |
'):<blockquote>'.$message. |
'):<blockquote>'.$message. |
'</blockquote></p>'; |
'</blockquote></p>'; |
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} |
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} |
} |
} |
$discussion.='</address>'; |
$discussion.='</address>'; |
} |
} |
Line 120 sub xmlend {
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Line 155 sub xmlend {
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return $discussion.'</html>'; |
return $discussion.'</html>'; |
} |
} |
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sub tokeninputfield { |
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my $defhost=$Apache::lonnet::perlvar{'lonHostID'}; |
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$defhost=~tr/a-z/A-Z/; |
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return (<<ENDINPUTFIELD) |
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<script> |
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function updatetoken() { |
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var comp=new Array; |
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var barcode=unescape(document.tokeninput.barcode.value); |
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comp=barcode.split('*'); |
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if (typeof(comp[0])!="undefined") { |
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document.tokeninput.codeone.value=comp[0]; |
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} |
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if (typeof(comp[1])!="undefined") { |
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document.tokeninput.codetwo.value=comp[1]; |
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} |
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if (typeof(comp[2])!="undefined") { |
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comp[2]=comp[2].toUpperCase(); |
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document.tokeninput.codethree.value=comp[2]; |
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} |
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document.tokeninput.barcode.value=''; |
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} |
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</script> |
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<form method="post" name="tokeninput"> |
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<table border="2" bgcolor="#FFFFBB"> |
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<tr><th>DocID Checkin</th></tr> |
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<tr><td> |
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<table> |
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<tr> |
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<td>Scan in Barcode</td> |
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<td><input type="text" size="22" name="barcode" |
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onChange="updatetoken()"/></td> |
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</tr> |
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<tr><td><i>or</i> Type in DocID</td> |
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<td> |
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<input type="text" size="5" name="codeone" /> |
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<b><font size="+2">*</font></b> |
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<input type="text" size="5" name="codetwo" /> |
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<b><font size="+2">*</font></b> |
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<input type="text" size="10" name="codethree" value="$defhost" |
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onChange="this.value=this.value.toUpperCase()" /> |
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</td></tr> |
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</table> |
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</td></tr> |
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<tr><td><input type="submit" value="Check in DocID" /></td></tr> |
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</table> |
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</form> |
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ENDINPUTFIELD |
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} |
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sub maketoken { |
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my ($symb,$tuname,$tudom,$tcrsid)=@_; |
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unless ($symb) { |
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$symb=&Apache::lonnet::symbread(); |
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} |
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unless ($tuname) { |
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$tuname=$ENV{'user.name'}; |
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$tudom=$ENV{'user.domain'}; |
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$tcrsid=$ENV{'request.course.id'}; |
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} |
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return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); |
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} |
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sub printtokenheader { |
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my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; |
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unless ($token) { return ''; } |
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my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
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unless ($tsymb) { |
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$tsymb=$symb; |
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} |
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unless ($tuname) { |
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$tuname=$name; |
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$tudom=$domain; |
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$tcrsid=$courseid; |
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} |
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my %reply=&Apache::lonnet::get('environment', |
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['firstname','middlename','lastname','generation'], |
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$tudom,$tuname); |
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my $plainname=$reply{'firstname'}.' '. |
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$reply{'middlename'}.' '. |
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$reply{'lastname'}.' '. |
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$reply{'generation'}; |
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if ($target eq 'web') { |
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return |
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'<img align="right" src="/cgi-bin/barcode.gif?encode='.$token.'" />'. |
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'Checked out for '.$plainname. |
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'<br />User: '.$tuname.' at '.$tudom. |
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'<br />CourseID: '.$tcrsid. |
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'<br />DocID: '.$token. |
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'<br />Time: '.localtime().'<hr />'; |
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} else { |
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return $token; |
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} |
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} |
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sub fontsettings() { |
sub fontsettings() { |
my $headerstring=''; |
my $headerstring=''; |
if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) { |
if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) { |
Line 131 sub fontsettings() {
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Line 264 sub fontsettings() {
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sub registerurl { |
sub registerurl { |
my $forcereg=shift; |
my $forcereg=shift; |
if ($Apache::lonxml::registered) { return ''; } |
if ($ENV{'request.publicaccess'}) { |
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return |
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'<script>function LONCAPAreg(){} function LONCAPAstale(){}</script>'; |
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} |
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if ($Apache::lonxml::registered && !$forcereg) { return ''; } |
$Apache::lonxml::registered=1; |
$Apache::lonxml::registered=1; |
if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
my $hwkadd=''; |
my $hwkadd=''; |
Line 170 ENDPARM
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Line 307 ENDPARM
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menu.currentStale=0; |
menu.currentStale=0; |
menu.clearbut(3,1); |
menu.clearbut(3,1); |
menu.switchbutton |
menu.switchbutton |
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(6,3,'catalog.gif','catalog','info','catalog_info()'); |
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menu.switchbutton |
(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)'); |
(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)'); |
menu.switchbutton |
menu.switchbutton |
(8,2,'fdbk.gif','feedback','on this','gopost("/adm/feedback",currentURL)'); |
(8,2,'fdbk.gif','feedback','on this','gopost("/adm/feedback",currentURL)'); |
Line 192 ENDPARM
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Line 331 ENDPARM
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menu=window.open("","LONCAPAmenu"); |
menu=window.open("","LONCAPAmenu"); |
menu.currentStale=1; |
menu.currentStale=1; |
menu.switchbutton |
menu.switchbutton |
(3,1,'reload.gif','return','location','go(currentURL)'); |
(3,1,'reload.gif','return','location','go(currentURL)'); |
menu.clearbut(7,1); |
menu.clearbut(7,1); |
menu.clearbut(7,2); |
menu.clearbut(7,2); |
menu.clearbut(7,3); |
menu.clearbut(7,3); |
menu.menucltim=menu.setTimeout( |
menu.menucltim=menu.setTimeout( |
'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+ |
'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+ |
'clearbut(9,1);clearbut(9,2);clearbut(9,3);', |
'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3)', |
2000); |
2000); |
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} |
} |
Line 277 sub xmlparse {
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Line 416 sub xmlparse {
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my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
$safeeval,\%style_for_target); |
$safeeval,\%style_for_target); |
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if ($ENV{'request.uri'}) { |
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&writeallows($ENV{'request.uri'}); |
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} |
return $finaloutput; |
return $finaloutput; |
} |
} |
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sub htmlclean { |
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my ($raw,$full)=@_; |
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my $tree = HTML::TreeBuilder->new; |
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$tree->ignore_unknown(0); |
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$tree->parse($raw); |
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my $output= $tree->as_HTML(undef,' '); |
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$output=~s/\<(br|hr|img|meta|allow)([^\>\/]*)\>/\<$1$2 \/\>/gis; |
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$output=~s/\<\/(br|hr|img|meta|allow)\>//gis; |
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unless ($full) { |
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$output=~s/\<[\/]*(body|head|html)\>//gis; |
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} |
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$tree = $tree->delete; |
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return $output; |
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} |
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sub inner_xmlparse { |
sub inner_xmlparse { |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
&Apache::lonxml::debug('Reentrant parser starting, again?'); |
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my $finaloutput = ''; |
my $finaloutput = ''; |
my $result; |
my $result; |
my $token; |
my $token; |
Line 505 sub setup_globals {
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Line 666 sub setup_globals {
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my ($target)=@_; |
my ($target)=@_; |
$Apache::lonxml::registered = 0; |
$Apache::lonxml::registered = 0; |
@Apache::lonxml::pwd=(); |
@Apache::lonxml::pwd=(); |
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@Apache::lonxml::extlinks=(); |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::metamode = 1; |
$Apache::lonxml::metamode = 1; |
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::import = 0; |
$Apache::lonxml::import = 0; |
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} elsif ($target eq 'answer') { |
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$Apache::lonxml::redirection = 0; |
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$Apache::lonxml::metamode = 1; |
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$Apache::lonxml::evaluate = 1; |
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$Apache::lonxml::import = 1; |
} elsif ($target eq 'grade') { |
} elsif ($target eq 'grade') { |
&startredirection; |
&startredirection; |
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::metamode = 0; |
Line 586 sub init_safespace {
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Line 753 sub init_safespace {
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#need to inspect this class of ops |
#need to inspect this class of ops |
# $safeeval->deny(":base_orig"); |
# $safeeval->deny(":base_orig"); |
$safeinit .= ';$external::target="'.$target.'";'; |
$safeinit .= ';$external::target="'.$target.'";'; |
$safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';'; |
my $rndseed; |
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my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
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$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name); |
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$safeinit .= ';$external::randomseed='.$rndseed.';'; |
&Apache::run::run($safeinit,$safeeval); |
&Apache::run::run($safeinit,$safeeval); |
} |
} |
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Line 721 sub parstring {
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Line 891 sub parstring {
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} |
} |
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sub writeallows { |
sub writeallows { |
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unless ($#extlinks>=0) { return; } |
my $thisurl='/res/'.&Apache::lonnet::declutter(shift); |
my $thisurl='/res/'.&Apache::lonnet::declutter(shift); |
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if ($ENV{'httpref.'.$thisurl}) { |
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$thisurl=$ENV{'httpref.'.$thisurl}; |
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} |
my $thisdir=$thisurl; |
my $thisdir=$thisurl; |
$thisdir=~s/\/[^\/]+$//; |
$thisdir=~s/\/[^\/]+$//; |
my %httpref=(); |
my %httpref=(); |
map { |
map { |
$httpref{'httpref.'. |
$httpref{'httpref.'. |
&Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; } @extlinks; |
&Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; |
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} @extlinks; |
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@extlinks=(); |
&Apache::lonnet::appenv(%httpref); |
&Apache::lonnet::appenv(%httpref); |
} |
} |
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Line 809 SIMPLECONTENT
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Line 985 SIMPLECONTENT
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<form method="post"> |
<form method="post"> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
<br /> |
<br /> |
<input type="submit" name="savethisfile" value="Save this file" /> |
<input type="submit" name="attemptclean" |
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value="Save and then attempt to clean HTML" /> |
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<input type="submit" name="savethisfile" value="Save this" /> |
</form> |
</form> |
ENDFOOTER |
ENDFOOTER |
$result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
$result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
Line 840 sub handler {
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Line 1018 sub handler {
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# Edit action? Save file. |
# Edit action? Save file. |
# |
# |
unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
if ($ENV{'form.savethisfile'}) { |
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
&storefile($file,$ENV{'form.filecont'}); |
&storefile($file,$ENV{'form.filecont'}); |
} |
} |
} |
} |
Line 860 sub handler {
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Line 1038 sub handler {
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ENDNOTFOUND |
ENDNOTFOUND |
$filecontents=''; |
$filecontents=''; |
} else { |
} else { |
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unless ($ENV{'request.state'} eq 'published') { |
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if ($ENV{'form.attemptclean'}) { |
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$filecontents=&htmlclean($filecontents,1); |
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} |
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} |
$result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
$result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
} |
} |
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Line 869 ENDNOTFOUND
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Line 1052 ENDNOTFOUND
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unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
$result=&inserteditinfo($result,$filecontents); |
$result=&inserteditinfo($result,$filecontents); |
} |
} |
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writeallows($request->uri); |
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$request->print($result); |
$request->print($result); |
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writeallows($request->uri); |
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return OK; |
return OK; |
} |
} |
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Line 915 sub get_param {
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Line 1099 sub get_param {
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if ( ! $context ) { $context = -1; } |
if ( ! $context ) { $context = -1; } |
my $args =''; |
my $args =''; |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
return &Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
if ( $args =~ /my \$$param=\"/ ) { |
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return &Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
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} else { |
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return undef; |
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} |
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} |
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sub get_param_var { |
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my ($param,$parstack,$safeeval,$context) = @_; |
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if ( ! $context ) { $context = -1; } |
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my $args =''; |
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if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
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if ( $args !~ /my \$$param=\"/ ) { return undef; } |
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my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
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if ($value =~ /^[\$\@\%]/) { |
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return &Apache::run::run("return $value",$safeeval,1); |
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} else { |
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return $value; |
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} |
} |
} |
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sub register_insert { |
sub register_insert { |
Line 928 sub register_insert {
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Line 1130 sub register_insert {
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if ( $line =~ /^\#/ || $line =~ /^\s*\n/) { next; } |
if ( $line =~ /^\#/ || $line =~ /^\s*\n/) { next; } |
if ( $line =~ /TABLE/ ) { last; } |
if ( $line =~ /TABLE/ ) { last; } |
my ($tag,$descrip,$color,$function,$show) = split(/,/, $line); |
my ($tag,$descrip,$color,$function,$show) = split(/,/, $line); |
$insertlist{"$tagnum.tag"} = $tag; |
if ($tag) { |
$insertlist{"$tagnum.description"} = $descrip; |
$insertlist{"$tagnum.tag"} = $tag; |
$insertlist{"$tagnum.color"} = $color; |
$insertlist{"$tagnum.description"} = $descrip; |
$insertlist{"$tagnum.function"} = $function; |
$insertlist{"$tagnum.color"} = $color; |
$insertlist{"$tagnum.show"}= $show; |
$insertlist{"$tagnum.function"} = $function; |
$insertlist{"$tag.num"}=$tagnum; |
if (!defined($show)) { $show='yes'; } |
$tagnum++; |
$insertlist{"$tagnum.show"}= $show; |
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$insertlist{"$tag.num"}=$tagnum; |
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$tagnum++; |
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} |
} |
} |
$i++; #skipping TABLE line |
$i++; #skipping TABLE line |
$tagnum = 0; |
$tagnum = 0; |
Line 957 sub description {
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Line 1162 sub description {
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my ($token)=@_; |
my ($token)=@_; |
return $insertlist{$insertlist{"$token->[1].num"}.'.description'}; |
return $insertlist{$insertlist{"$token->[1].num"}.'.description'}; |
} |
} |
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# ----------------------------------------------------------------- whichuser |
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# returns a list of $symb, $courseid, $domain, $name that is correct for |
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# calls to lonnet functions for this setup. |
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# - looks for form.grade_ parameters |
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sub whichuser { |
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my ($symb,$courseid,$domain,$name); |
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if (defined($ENV{'form.grade_symb'})) { |
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my $tmp_courseid=$ENV{'form.grade_courseid'}; |
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my $allowed=&Apache::lonnet::allowed('mgr',$tmp_courseid); |
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if ($allowed) { |
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$symb=$ENV{'form.grade_symb'}; |
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$courseid=$ENV{'form.grade_courseid'}; |
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$domain=$ENV{'form.grade_domain'}; |
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$name=$ENV{'form.grade_username'}; |
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} |
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} else { |
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$symb=&Apache::lonnet::symbread(); |
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$courseid=$ENV{'request.course.id'}; |
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$domain=$ENV{'user.domain'}; |
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$name=$ENV{'user.name'}; |
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} |
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return ($symb,$courseid,$domain,$name); |
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} |
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1; |
1; |
__END__ |
__END__ |
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