--- loncom/xml/scripttag.pm	2001/07/06 19:50:02	1.42
+++ loncom/xml/scripttag.pm	2001/07/12 15:53:44	1.47
@@ -2,12 +2,17 @@
 # <script> definiton
 # 2/21 Guy
 
-package Apache::scripttag; 
+package Apache::scripttag;
 
 use strict;
 use Apache::lonnet;
 use Apache::style;
 
+#Globals
+# this used to pass around the standard callsub arguments to a tag func
+# so xmlparse can reenter the inner_xmlparse loop.
+
+@Apache::scripttag::parser_env = ();
 sub BEGIN {
   &Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
 						 'parserlib','import',
@@ -17,6 +22,7 @@ sub BEGIN {
 
 sub start_script {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+  @Apache::scripttag::parser_env = @_;
   my $result='';
   my $type= &Apache::lonxml::get_param('type',$parstack,$safeeval);
   &Apache::lonxml::debug("found type of $type");
@@ -123,7 +129,6 @@ sub start_parserlib {
   my $bodytext;
   my $result ="";
   my $error='';
-
   if ($target eq 'web' || $target eq 'grade' || $target eq 'meta' || $target eq 'edit') {
     $bodytext=$$parser[$#$parser]->get_text("/parserlib");
     $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
@@ -197,83 +202,50 @@ sub start_import {
   my $result ="";
 
   $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
-  my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
-  my $file=&Apache::lonnet::getfile($location);
-  if ($file == -1) {
-    &Apache::lonxml::error("<b> Unable to find <i>$bodytext $location</i> for import</b>");
-    return "";
-  }
 
-  my $dir=$location;
-  $dir=~s:/[^/]*$::;  
-#  &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
-  &Apache::lonxml::newparser($parser,\$file,$dir);
+  if ($target eq 'web' || $target eq 'grade') {
+    # FIXME this probably needs to be smart about construction vs.
+    # non construction space.
+    my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
+    my $file=&Apache::lonnet::getfile($location);
+    if ($file == -1) {
+      &Apache::lonxml::error("<b> Unable to find <i>$bodytext as $location</i> for import</b>");
+      return "";
+    }
 
+    my $dir=$location;
+    $dir=~s:/[^/]*$::;
+    #  &Apache::lonxml::debug("directory $dir $location file $file \n<b>END</b>\n");
+    &Apache::lonxml::newparser($parser,\$file,$dir);
+  }
   if ($target eq "edit" ) {
+    $result.=&Apache::edit::tag_start($target,$token);
     $result.=&Apache::edit::editfield($token->[1],$bodytext,'',40,1);
-    $result.="Click<a href=\"/res/$bodytext\">here</a> to edit<br />"
+    #FIXME this need to convert $bodytext to be a contruction space reference
+    #my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
+    #$result.="Click<a href=\"$location\">here</a> to edit<br />"
   }
-  return '';
+  if ($target eq 'modified') {
+    $bodytext=$$parser[$#$parser]->get_text("/import");
+    $result=&Apache::edit::modifiedfield($token);
+    &Apache::lonxml::debug($result);
+  }
+  return $result;
 }
 
 sub end_import {
+  return '';
 }
 
-sub start_meta {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result = '';
-    if ($target ne 'meta') {
-       $result = &Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]); 
-       $result = '';
-      return $result; 
-    } else {
-       return $result; 
-    }
-}
-
-sub end_meta {
-}
-
-sub editfield {
-  my ($tag,$data)=@_;
-  
-  my $count=0;
-  my $maxlength=-1;
-  map { $count++;
-	if (length($_) > $maxlength) { $maxlength = length ($_); }
-      } split ("\n", $data);
-	  
-  return "<br />\n&lt;$tag&gt;<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br />\n&lt;/$tag&gt;<br />\n";
-}
-
-sub getfilenothere {
-  my ($filename) = @_;
-  my $a="";
-  
-  $filename=~ s/^\s*(\S+)\s*$/$1/; ## strip off leading and trailing spaces
-  $filename="/home/httpd/html/res".$filename;
-  if (! -e $filename ) {
-    &Apache::lonnet::subscribe($filename);
-    &Apache::lonnet::repcopy($filename);
-  }
-  if (! -e $filename ) { return -1; };
-  my $fh=Apache::File->new($filename);
-  while (<$fh>) {
-      $a .=$_;
-  }
-  return $a
-}
-
-
 sub start_storetc {
-  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result = '';
   &Apache::lonxml::startredirection;
   return $result; 
 }
 
 sub end_storetc {
-    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     my $output=&Apache::lonxml::endredirection;
     $output =~ s/\"/\&quot\;/g;
@@ -283,15 +255,34 @@ sub end_storetc {
 
 
 sub start_physnet {
-
-    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
-    my $cbistylefile = &Apache::lonnet::getfile('/home/httpd/res/msu/physnet/cbi.sty');
-    %$style = (%$style,&Apache::style::styleparser($target,$cbistylefile));
-    &Apache::lonxml::newparser($parser$$style{'physnet'});
-
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $bodytext = '/msu/physnet/cbi.sty';
+    my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
+    my $cbistyletext=&Apache::lonnet::getfile($location);
+
+    %$style = (%$style,&Apache::style::styleparser($target,$cbistyletext));
+    if ( defined($$style{'physnet'}) ) {
+        &Apache::lonxml::newparser($parser,\$$style{'physnet'});
+    }
     return "";
 }
 
+sub end_physnet {
+  return '';
+}
+
+sub xmlparse {
+  my ($string) = @_;
+  &Apache::lonxml::debug("Got $string");
+  my ($target,$token,$tagstack,$parstack,$oldparser,$safeeval,$style)=
+    @Apache::scripttag::parser_env;
+  my @parser;
+  &Apache::lonxml::newparser(\@parser,\$string);
+  my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
+					     $parstack,\@parser,
+					     $safeeval,$style);
+  return $result;
+}
 
 1;
 __END__