--- loncom/publisher/lonpublisher.pm	2001/04/16 20:47:27	1.25
+++ loncom/publisher/lonpublisher.pm	2001/05/28 19:43:47	1.30
@@ -9,6 +9,8 @@
 # 03/23 Guy Albertelli
 # 03/24,03/29,04/03 Gerd Kortemeyer
 # 04/16/2001 Scott Harrison
+# 05/03,05/05,05/07 Gerd Kortemeyer
+# 05/28/2001 Scott Harrison
 
 package Apache::lonpublisher;
 
@@ -19,6 +21,7 @@ use Apache::Constants qw(:common :http :
 use HTML::TokeParser;
 use Apache::lonxml;
 use Apache::lonhomework;
+use Apache::loncacc;
 use DBI;
 
 my %addid;
@@ -31,6 +34,9 @@ my %metadatakeys;
 
 my $docroot;
 
+my $cuname;
+my $cudom;
+
 # ----------------------------------------------- Evaluate string with metadata
 
 sub metaeval {
@@ -261,17 +267,17 @@ sub publish {
 		                  $ENV{'environment.generation'};
         $metadatafields{'author'}=~s/\s+/ /g;
         $metadatafields{'author'}=~s/\s+$//;
-        $metadatafields{'owner'}=$ENV{'user.name'}.'@'.$ENV{'user.domain'};
+        $metadatafields{'owner'}=$cuname.'@'.$cudom;
 
 # ------------------------------------------------ Check out directory hierachy
 
         my $thisdisfn=$source;
-        $thisdisfn=~s/^\/home\/$ENV{'user.name'}\///;
+        $thisdisfn=~s/^\/home\/$cuname\///;
 
         my @urlparts=split(/\//,$thisdisfn);
         $#urlparts--;
 
-        my $currentpath='/home/'.$ENV{'user.name'}.'/';
+        my $currentpath='/home/'.$cuname.'/';
 
         map {
 	    $currentpath.=$_.'/';
@@ -505,44 +511,55 @@ sub phasetwo {
     }
     close(CONFIG);
 
+    my $warning;
     my $dbh;
     {
 	unless (
 		$dbh = DBI->connect("DBI:mysql:loncapa","www",$perlvar{'lonSqlAccess'},{ RaiseError =>0,PrintError=>0})
 		) { 
-	    return '<font color=red>Cannot connect to database!</font>';
+	    $warning='<font color=red>WARNING: Cannot connect to '.
+		'database!</font>';
+	}
+	else {
+	    my %sqldatafields;
+	    $sqldatafields{'url'}=$distarget;
+	    my $sth=$dbh->prepare(
+				  'delete from metadata where url like binary'.
+				  '"'.$sqldatafields{'url'}.'"');
+	    $sth->execute();
+	    map {my $field=$metadatafields{$_}; $field=~s/\"/\'\'/g; 
+		 $sqldatafields{$_}=$field;}
+	    ('title','author','subject','keywords','notes','abstract',
+	     'mime','language','creationdate','lastrevisiondate','owner',
+	     'copyright');
+	    
+	    $sth=$dbh->prepare('insert into metadata values ('.
+			       '"'.delete($sqldatafields{'title'}).'"'.','.
+			       '"'.delete($sqldatafields{'author'}).'"'.','.
+			       '"'.delete($sqldatafields{'subject'}).'"'.','.
+			       '"'.delete($sqldatafields{'url'}).'"'.','.
+			       '"'.delete($sqldatafields{'keywords'}).'"'.','.
+			       '"'.'current'.'"'.','.
+			       '"'.delete($sqldatafields{'notes'}).'"'.','.
+			       '"'.delete($sqldatafields{'abstract'}).'"'.','.
+			       '"'.delete($sqldatafields{'mime'}).'"'.','.
+			       '"'.delete($sqldatafields{'language'}).'"'.','.
+			       '"'.
+			       sqltime(delete($sqldatafields{'creationdate'}))
+			       .'"'.','.
+			       '"'.
+			       sqltime(delete(
+			       $sqldatafields{'lastrevisiondate'})).'"'.','.
+			       '"'.delete($sqldatafields{'owner'}).'"'.','.
+			       '"'.delete(
+			       $sqldatafields{'copyright'}).'"'.')');
+	    $sth->execute();
+	    $dbh->disconnect;
+	    $scrout.='<p>Synchronized SQL metadata database';
+	    print $logfile "\nSynchronized SQL metadata database";
 	}
     }
 
-    my %sqldatafields;
-    $sqldatafields{'url'}=$distarget;
-    my $sth=$dbh->prepare("delete from metadata where url like binary \"".
-		       $sqldatafields{'url'}."\"");
-    $sth->execute();
-    map {my $field=$metadatafields{$_}; $field=~s/\"/\'\'/g; 
-	 $sqldatafields{$_}=$field;}
-    ('title','author','subject','keywords','notes','abstract',
-     'mime','language','creationdate','lastrevisiondate','owner','copyright');
-
-    $sth=$dbh->prepare('insert into metadata values ('.
-			  '"'.delete($sqldatafields{'title'}).'"'.','.
-			  '"'.delete($sqldatafields{'author'}).'"'.','.
-			  '"'.delete($sqldatafields{'subject'}).'"'.','.
-			  '"'.delete($sqldatafields{'url'}).'"'.','.
-			  '"'.delete($sqldatafields{'keywords'}).'"'.','.
-			  '"'.'current'.'"'.','.
-			  '"'.delete($sqldatafields{'notes'}).'"'.','.
-			  '"'.delete($sqldatafields{'abstract'}).'"'.','.
-			  '"'.delete($sqldatafields{'mime'}).'"'.','.
-			  '"'.delete($sqldatafields{'language'}).'"'.','.
-			  '"'.sqltime(delete($sqldatafields{'creationdate'})).'"'.','.
-			  '"'.sqltime(delete($sqldatafields{'lastrevisiondate'})).'"'.','.
-			  '"'.delete($sqldatafields{'owner'}).'"'.','.
-			  '"'.delete($sqldatafields{'copyright'}).'"'.')');
-    $sth->execute();
-    $dbh->disconnect;
-    $scrout.='<p>Synchronized SQL metadata database';
-    print $logfile "\nSynchronized SQL metadata database";
 
 # ----------------------------------------------------------- Copy old versions
    
@@ -701,7 +718,7 @@ if (-e $target) {
     $thissrcdir=~s/\/[^\/]+$/\//;
 
 
-    return $scrout.
+    return $warning.$scrout.
       '<hr><a href="'.$thisdistarget.'"><font size=+2>View Target</font></a>'.
       '<p><a href="'.$thissrc.'"><font size=+2>Back to Source</font></a>'.
       '<p><a href="'.$thissrcdir.
@@ -724,16 +741,28 @@ sub handler {
 
   my $fn=$ENV{'form.filename'};
 
+  
   unless ($fn) { 
-     $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
+     $r->log_reason($cuname.' at '.$cudom.
          ' trying to publish empty filename', $r->filename); 
      return HTTP_NOT_FOUND;
   } 
 
-  unless ($ENV{'user.home'} eq $r->dir_config('lonHostID')) {
-     $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
+  unless (($cuname,$cudom)=
+    &Apache::loncacc::constructaccess($fn,$r->dir_config('lonDefDomain'))) {
+     $r->log_reason($cuname.' at '.$cudom.
          ' trying to publish file '.$ENV{'form.filename'}.
-         ' ('.$fn.') - not homeserver ('.$ENV{'user.home'}.')', 
+         ' ('.$fn.') - not authorized', 
+         $r->filename); 
+     return HTTP_NOT_ACCEPTABLE;
+  }
+
+  unless (&Apache::lonnet::homeserver($cuname,$cudom) 
+          eq $r->dir_config('lonHostID')) {
+     $r->log_reason($cuname.' at '.$cudom.
+         ' trying to publish file '.$ENV{'form.filename'}.
+         ' ('.$fn.') - not homeserver ('.
+         &Apache::lonnet::homeserver($cuname,$cudom).')', 
          $r->filename); 
      return HTTP_NOT_ACCEPTABLE;
   }
@@ -742,19 +771,19 @@ sub handler {
 
   my $targetdir='';
   $docroot=$r->dir_config('lonDocRoot'); 
-  if ($1 ne $ENV{'user.name'}) {
-     $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
+  if ($1 ne $cuname) {
+     $r->log_reason($cuname.' at '.$cudom.
          ' trying to publish unowned file '.$ENV{'form.filename'}.
          ' ('.$fn.')', 
          $r->filename); 
      return HTTP_NOT_ACCEPTABLE;
   } else {
-      $targetdir=$docroot.'/res/'.$ENV{'user.domain'};
+      $targetdir=$docroot.'/res/'.$cudom;
   }
                                  
   
   unless (-e $fn) { 
-     $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
+     $r->log_reason($cuname.' at '.$cudom.
          ' trying to publish non-existing file '.$ENV{'form.filename'}.
          ' ('.$fn.')', 
          $r->filename); 
@@ -832,18 +861,31 @@ unless ($ENV{'form.phase'} eq 'two') {
       $thisdistarget=~s/^$docroot//;
 
       my $thisdisfn=$thisfn;
-      $thisdisfn=~s/^\/home\/$ENV{'user.name'}\/public_html\///;
+      $thisdisfn=~s/^\/home\/$cuname\/public_html\///;
 
       $r->print('<h2>Publishing '.
         &Apache::lonnet::filedescription($thistype).' <tt>'.
         $thisdisfn.'</tt></h2><b>Target:</b> <tt>'.$thisdistarget.'</tt><p>');
+   
+       if (($cuname ne $ENV{'user.name'}) || ($cudom ne $ENV{'user.domain'})) {
+          $r->print('<h3><font color=red>Co-Author: '.$cuname.' at '.$cudom.
+               '</font></h3>');
+      }
+
+      if (&Apache::lonnet::fileembstyle($thistype) eq 'ssi') {
+          $r->print('<br><a href="/adm/diff?filename=/~'.$cuname.'/'.
+                    $thisdisfn.
+  	  '&versionone=priv" target=cat>Diffs with Current Version</a><p>');
+      }
   
 # ------------ We are publishing from $thisfn to $thistarget with $thisembstyle
 
        unless ($ENV{'form.phase'} eq 'two') {
-          $r->print('<hr>'.&publish($thisfn,$thistarget,$thisembstyle));
+         $r->print(
+          '<hr>'.&publish($thisfn,$thistarget,$thisembstyle));
        } else {
-          $r->print('<hr>'.&phasetwo($thisfn,$thistarget,$thisembstyle,$thisdistarget));      
+         $r->print(
+          '<hr>'.&phasetwo($thisfn,$thistarget,$thisembstyle,$thisdistarget)); 
        }  
 
   }