--- rat/lonratedt.pm	2002/05/16 21:10:05	1.20
+++ rat/lonratedt.pm	2002/08/26 12:38:40	1.33
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Edit Handler for RAT Maps
 #
-# $Id: lonratedt.pm,v 1.20 2002/05/16 21:10:05 www Exp $
+# $Id: lonratedt.pm,v 1.33 2002/08/26 12:38:40 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -36,9 +36,9 @@ use strict;
 use Apache::Constants qw(:common);
 use Apache::lonnet;
 use Apache::lonratsrv;
+use Apache::lonsequence;
 
-my @order=();
-my @resources=();
+use vars qw(@order @resources);
 
 
 # Mapread read maps into global arrays @links and @resources, determines status
@@ -52,6 +52,8 @@ sub mapread {
     undef @links;
     undef @resources;
     undef @order;
+    @resources=('');
+    @order=();
 
     my ($outtext,$errtext)=&Apache::lonratsrv::loadmap($fn,'');
     if ($errtext) { return ($errtext,2); }
@@ -65,6 +67,9 @@ sub mapread {
         if ($command eq 'objlinks') {
             $links[$number]=$content;
         }
+        if ($command eq 'objparms') {
+	    return('Map has resource parameters. Use advanced editor.',1);
+        }
     }
 # ------------------------------------------------------- Is this a linear map?
     my @starters=();
@@ -88,7 +93,7 @@ sub mapread {
 	}
 
     }
-    for (my $i=0; $i<=$#resources; $i++) {
+    for (my $i=1; $i<=$#resources; $i++) {
         if (defined($resources[$i])) {
 	    unless (($starters[$i]) || ($endings[$i])) {
                 return
@@ -127,7 +132,9 @@ sub mapread {
 }
 
 # ---------------------------------------------- Read a map as well as possible
-
+# Also used by the sequence handler
+# Call lonsequence::attemptread to read from resource space
+#
 sub attemptread {
     my $fn=shift;
 
@@ -283,26 +290,177 @@ sub pastetarget {
     foreach (@which) {
         if (defined($_)) {
 	    my ($name,$url)=split(/\=/,$_);
-	    my $idx=$#resources+1;
-            $insertorder[$#insertorder+1]=$idx;
-            my $ext='false';
-            if ($url=~/^http\:\/\//) { $ext='true'; }
-            $resources[$idx]=$name.':'.$url.':normal:'.$ext.':res';
+            $name=&Apache::lonnet::unescape($name);
+            $url=&Apache::lonnet::unescape($url);
+            if ($url) {
+	       my $idx=$#resources+1;
+               $insertorder[$#insertorder+1]=$idx;
+               my $ext='false';
+               if ($url=~/^http\:\/\//) { $ext='true'; }
+               $url=~s/\:/\&colon;/g;
+               $resources[$idx]=$name.':'.$url.':'.$ext.':normal:res';
+	   }
+        }
+    }
+    my @oldorder=splice(@order,$after);
+    @order=(@order,@insertorder,@oldorder);
+}
+
+# ------------------------------------------------ Get start and finish correct
+# modifies @resources
+
+sub startfinish {
+    foreach (@order) {
+	my ($name,$url,$ext)=split(/\:/,$resources[$_]);
+        if ($url=~/http\&colon\:\/\//) { $ext='true'; }
+        $resources[$_]=$name.':'.$url.':'.$ext.':normal:res';
+    }
+   my ($name,$url,$ext)=split(/\:/,$resources[$order[0]]);
+   $resources[$order[0]]=$name.':'.$url.':'.$ext.':start:res';
+   if ($#order==0) {
+       $resources[$#resources+1]='::false';
+       $order[1]=$#resources;
+   }
+   my ($name,$url,$ext)=split(/\:/,$resources[$order[$#order]]);
+   $resources[$order[$#order]]=$name.':'.$url.':'.$ext.':finish:res';
+}
+
+# ------------------------------------------------------------------- Store map
+
+sub storemap {
+    my $fn=shift;
+    &startfinish();
+    my $output='graphdef<:>no';
+    my $k=1;
+    for (my $i=0; $i<=$#order; $i++) {
+        if (defined($resources[$order[$i]])) {
+	    $output.='<&>objcont<:>'.$order[$i].'<:>'.$resources[$order[$i]];
+        }
+        if (defined($order[$i+1])) {
+	    if (defined($resources[$order[$i+1]])) {
+               $output.='<&>objlinks<:>'.$k.'<:>'.
+		   $order[$i].':'.$order[$i+1].':0';
+	       $k++;
+            }
         }
     }
-    print "insertorder:".join(',',@insertorder).'<br>';
-    print "order:".join(',',@order).'<br>';
-    my @oldorder=splice(@order,$after,$#insertorder+1,@insertorder);
-    print "oldorder:".join(',',@oldorder).'<br>';
-    print "order:".join(',',@order).'<br>';
-    @order=push(@order,@oldorder);
-    print "order:".join(',',@order).'<br>';
+    $output=~s/http\&colon\;\/\///g;
+    $ENV{'form.output'}=$output;
+    return 
+     &Apache::lonratsrv::loadmap($fn,&Apache::lonratsrv::savemap($fn,''));
+}
+
+sub editscript {
+    my $mode=shift;
+    return(<<ENDSCRIPT);
+var srch;
+var srchflag=-1; // 1 means currently open
+                 // 0 means closed (but has been open)
+                 // -1 means never yet opened/defined
+var srchmode='';
+
+var idx;
+var idxflag=-1; // 1 means currently open
+                 // 0 means closed (but has been open)
+                 // -1 means never yet opened/defined
+var idxmode='';
+
+// ------------------------------------------------------ Clears indexer window
+function idxclear() {
+  idx.document.clear();
+}
+
+// ------------------------------------------------------- Clears search window
+function srchclear() {
+  srch.document.clear();
+}
+
+// ------------------------------------------------------ Closes indexer window
+function idxclose() {
+  if (idx && !idx.closed) {
+    idxflag=0;
+    idx.close();
+  }
+}
+
+// ------------------------------------------------------- Closes search window
+function srchclose() {
+  if (srch && !srch.closed) {
+    srchflag=0;
+    srch.close();
+  }
+}
+
+// -------------------------------------------------------- Open indexer window
+function idxopen(mode) {
+   var options="scrollbars=1,resizable=1,menubar=0";
+   idxmode=mode;
+   idxflag=1;
+   idx=open("/res/?launch=1&mode=$mode&catalogmode="+mode,"idxout",options);
+   idx.focus();
+}
+
+// --------------------------------------------------------- Open search window
+function srchopen(mode) {
+   var options="scrollbars=1,resizable=1,menubar=0";
+   srchmode=mode;
+   srchflag=1;
+   srch=open("/adm/searchcat?launch=1&mode=$mode&catalogmode="+mode,"srchout",options);
+   srch.focus();
+}
+// ----------------------------------------------------- launch indexer browser
+function groupsearch() {
+   srchcheck('groupsearch');
 }
 
+function groupimport() {
+   idxcheck('groupimport');
+}
+// ------------------------------------------------------- Do srch status check
+function srchcheck(mode) {
+   if (!srch || srch.closed || srchmode!=mode) {
+      srchopen(mode);
+   }
+   srch.focus();
+}
+
+// -------------------------------------------------------- Do idx status check
+function idxcheck(mode) {
+   if (!idx || idx.closed || idxmode!=mode) {
+      idxopen(mode);
+   }
+   idx.focus();
+}
+
+
+    var editbrowser;
+    function openbrowser(formname,elementname,only,omit) {
+        var url = '/res/?';
+        if (editbrowser == null) {
+            url += 'launch=1&';
+        }
+        url += 'catalogmode=interactive&';
+        url += 'mode=edit&';
+        url += 'form=' + formname + '&';
+        if (only != null) {
+            url += 'only=' + only + '&';
+        } 
+        if (omit != null) {
+            url += 'omit=' + omit + '&';
+        }
+        url += 'element=' + elementname + '';
+        var title = 'Browser';
+        var options = 'scrollbars=1,resizable=1,menubar=0';
+        options += ',width=700,height=600';
+        editbrowser = open(url,title,options,'1');
+        editbrowser.focus();
+    }
+ENDSCRIPT
+}
 # ------------------------------------------------------- Simple edit processor
 
 sub smpedt {
-   my ($r,$errtext)=@_;
+   my ($r,$url,$errtext)=@_;
    my $buttons=&buttons(2);
 
 # ---------------------------------------------------------- Process form input
@@ -311,16 +469,16 @@ sub smpedt {
    my @targetselect=();
    undef @importselect;
    undef @targetselect;
-   if (defined($ENV{'form.import'})) {
-       if (ref($ENV{'form.import'})) {
-	   @importselect=sort($ENV->{'form.import'});
+   if (defined($ENV{'form.importsel'})) {
+       if (ref($ENV{'form.importsel'})) {
+	   @importselect=sort(@{$ENV{'form.importsel'}});
        } else {
-           @importselect=($ENV{'form.import'});
+           @importselect=($ENV{'form.importsel'});
        }
    }
    if (defined($ENV{'form.target'})) {
        if (ref($ENV{'form.target'})) {
-	   @targetselect=sort($ENV->{'form.target'});
+	   @targetselect=sort(@{$ENV{'form.target'}});
        } else {
            @targetselect=($ENV{'form.target'});
        }
@@ -399,7 +557,7 @@ sub smpedt {
        }
 
        foreach (
-    &attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
+    &Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
 	   my ($name,$url)=split(/\:/,$_);
            if ($url) {
               $importdetail.='&'.&Apache::lonnet::escape($name).'='.
@@ -419,23 +577,86 @@ sub smpedt {
 # ------------------------------------------------ Groupimport/search to target
    } elsif ($ENV{'form.importdetail'}) {
        my $lastsel;
-
        if (defined($targetselect[-1])) {
 	   $lastsel=$targetselect[-1];
        } else {
-           $lastsel=$#order;
+           $lastsel=$#order+1;
        }
-       &pastetarget($lastsel,split(/\&/,$ENV{'form.importdata'}));
+       &pastetarget($lastsel,split(/\&/,$ENV{'form.importdetail'}));
+       &storemap(&Apache::lonnet::filelocation('',$url));
 # ------------------------------------------------------------------------- Cut
-   } elsif ($ENV{'form.cut'}) {
+   } elsif (($ENV{'form.cut'}) || ($ENV{'form.copy'})) {
+       $importdetail='';
+       my @curimport=split(/\&/,$ENV{'form.curimpdetail'});
+
+       my $lastsel;
+
+       if (defined($importselect[-1])) {
+	   $lastsel=$importselect[-1];
+       } else {
+           $lastsel=$#curimport;
+       }
+
+       for (my $i=0;$i<=$lastsel;$i++) {
+           my ($name,$url)=split(/\=/,$curimport[$i]);
+           if ($url) {
+              $importdetail.='&'.$name.'='.$url;
+	   }
+       }
+
+       foreach (@targetselect) {
+	   my ($name,$url)=split(/\:/,$resources[$order[$_-1]]);
+           if ($url) {
+              $importdetail.='&'.&Apache::lonnet::escape($name).'='.
+		 	         &Apache::lonnet::escape($url);
+	  }
+       }
+
+       for (my $i=$lastsel+1;$i<=$#curimport;$i++) {
+           my ($name,$url)=split(/\=/,$curimport[$i]);
+           if ($url) {
+              $importdetail.='&'.$name.'='.$url;
+	  }
+       }
+       $importdetail=~s/\&+/\&/g;
+       $importdetail=~s/^\&//;
+
+       if ($ENV{'form.cut'}) {
+           my @neworder=();
+           for (my $i=0;$i<=$#order;$i++) {
+               my $include=1;
+               foreach (@targetselect) {
+		   if ($_-1==$i) { $include=0; }
+               }
+               if ($include) { $neworder[$#neworder+1]=$order[$i]; }
+           }
+           @order=@neworder;
+           &storemap(&Apache::lonnet::filelocation('',$url));      
+       }
+
 # ----------------------------------------------------------------------- Paste
    } elsif ($ENV{'form.paste'}) {
+       my $lastsel;
+       if (defined($targetselect[-1])) {
+	   $lastsel=$targetselect[-1];
+       } else {
+           $lastsel=$#order+1;
+       }
+       my @newsequence;
+       my @curimport=split(/\&/,$ENV{'form.curimpdetail'});
+       foreach (@importselect) {
+          $newsequence[$#newsequence+1]=$curimport[$_];
+       }
+       &pastetarget($lastsel,@newsequence);
+       &storemap(&Apache::lonnet::filelocation('',$url));
 # ------------------------------------------------ 
    }
 # ------------------------------------------------------------ Assemble windows
    
    my $idx=-1;
-   my $importwindow=join("\n",map {
+   my $importwindow=
+       '<option value="-1"> ---- Import and Paste Area ---- </option>'.
+     join("\n",map {
        $idx++;
        if ($_) { 
           my ($name,$url)=split(/\=/,$_);
@@ -447,7 +668,9 @@ sub smpedt {
    } split(/\&/,$importdetail));
 
    $idx=0;
-   my $targetwindow=join("\n",map { 
+   my $targetwindow=       
+       '<option value="0"> ------- Target Edit Map ------- </option>'.
+     join("\n",map { 
        my ($name,$url)=split(/\:/,$resources[$_]);
        unless ($name) {  $name=(split(/\//,$url))[-1]; }
        unless ($name) { $name='EMPTY'; }
@@ -458,112 +681,13 @@ sub smpedt {
    } @order);
 
 # ----------------------------------------------------- Start simple RAT screen
+   my $editscript=&editscript('simple');
    $r->print(<<ENDSMPHEAD);
 <html>
 <head>
 <script>
-var srch;
-var srchflag=-1; // 1 means currently open
-                 // 0 means closed (but has been open)
-                 // -1 means never yet opened/defined
-var srchmode='';
 
-var idx;
-var idxflag=-1; // 1 means currently open
-                 // 0 means closed (but has been open)
-                 // -1 means never yet opened/defined
-var idxmode='';
-
-// ------------------------------------------------------ Clears indexer window
-function idxclear() {
-  idx.document.clear();
-}
-
-// ------------------------------------------------------- Clears search window
-function srchclear() {
-  srch.document.clear();
-}
-
-// ------------------------------------------------------ Closes indexer window
-function idxclose() {
-  if (idx && !idx.closed) {
-    idxflag=0;
-    idx.close();
-  }
-}
-
-// ------------------------------------------------------- Closes search window
-function srchclose() {
-  if (srch && !srch.closed) {
-    srchflag=0;
-    srch.close();
-  }
-}
-
-// -------------------------------------------------------- Open indexer window
-function idxopen(mode) {
-   var options="scrollbars=1,resizable=1,menubar=0";
-   idxmode=mode;
-   idxflag=1;
-   idx=open("/res/?launch=1&mode=simple&catalogmode="+mode,"idxout",options);
-   idx.focus();
-}
-
-// --------------------------------------------------------- Open search window
-function srchopen(mode) {
-   var options="scrollbars=1,resizable=1,menubar=0";
-   srchmode=mode;
-   srchflag=1;
-   srch=open("/adm/searchcat?launch=1&mode=simple&catalogmode="+mode,"srchout",options);
-   srch.focus();
-}
-// ----------------------------------------------------- launch indexer browser
-function groupsearch() {
-   srchcheck('groupsearch');
-}
-
-function groupimport() {
-   idxcheck('groupimport');
-}
-// ------------------------------------------------------- Do srch status check
-function srchcheck(mode) {
-   if (!srch || srch.closed || srchmode!=mode) {
-      srchopen(mode);
-   }
-   srch.focus();
-}
-
-// -------------------------------------------------------- Do idx status check
-function idxcheck(mode) {
-   if (!idx || idx.closed || idxmode!=mode) {
-      idxopen(mode);
-   }
-   idx.focus();
-}
-
-
-    var editbrowser;
-    function openbrowser(formname,elementname,only,omit) {
-        var url = '/res/?';
-        if (editbrowser == null) {
-            url += 'launch=1&';
-        }
-        url += 'catalogmode=interactive&';
-        url += 'mode=edit&';
-        url += 'form=' + formname + '&';
-        if (only != null) {
-            url += 'only=' + only + '&';
-        } 
-        if (omit != null) {
-            url += 'omit=' + omit + '&';
-        }
-        url += 'element=' + elementname + '';
-        var title = 'Browser';
-        var options = 'scrollbars=1,resizable=1,menubar=0';
-        options += ',width=700,height=600';
-        editbrowser = open(url,title,options,'1');
-        editbrowser.focus();
-    }
+   $editscript
 
    function openview(entry) {
        var url=unescape((entry.split('='))[1]);
@@ -580,7 +704,7 @@ function idxcheck(mode) {
 
    function viewimport() {
        openview((document.forms.simpleedit.curimpdetail.value.split('&'))
-                [document.forms.simpleedit.import.selectedIndex+1]);
+                [document.forms.simpleedit.importsel.selectedIndex+1]);
    }
 
 </script>
@@ -588,6 +712,7 @@ function idxcheck(mode) {
 <body bgcolor='#FFFFFF'>
 $buttons
 <font color=red>$errtext</font>
+<h1>$url</h1>
 <form name=simpleedit method=post>
 <input type=hidden name=forcesmp value=1>
 <table>
@@ -617,7 +742,7 @@ after selected
 <hr><input type=button onClick="javascript:viewtarget()" value="View">
 </td></tr>
 
-<tr><td bgcolor="#FFFFCC"><select name="import" multiple>
+<tr><td bgcolor="#FFFFCC"><select name="importsel" size=10 multiple>
 $importwindow
 </select>
 </td>
@@ -625,10 +750,13 @@ $importwindow
 Cut selected<br>
 <input type=submit name=cut value='<<<'><p>
 <hr>
+Copy selected<br>
+<input type=submit name=copy value='<--'><p>
+<hr>
 Paste after selected<br>
-<input type=submit name=paste value='>>>'>
+<input type=submit name=paste value='-->'>
 </td>
-<td bgcolor="#FFFFCC"><select name="target" multiple>
+<td bgcolor="#FFFFCC"><select name="target" size=10 multiple>
 $targetwindow
 </select>
 </table>
@@ -662,8 +790,10 @@ sub viewmap {
     if ($errtext) {
 	$r->print($errtext.'<hr>');
     }
+    my $idx=0;
     foreach (&attemptread(&Apache::lonnet::filelocation('',$url))) {
 	if (defined($_)) {
+            $idx++;
 	    my ($title,$url)=split(/\:/,$_);
             $title=~s/\&colon\;/\:/g;
             $url=~s/\&colon\;/\:/g;
@@ -674,7 +804,7 @@ sub viewmap {
             }
             $r->print(&Apache::lonratsrv::qtescape($title));
             if ($url) { $r->print('</a>'); }
-            $r->print('<br>');
+	    $r->print('<br>');
         }
     }
     $r->print('</body></html>');
@@ -723,7 +853,7 @@ sub handler {
   if ($ENV{'form.forceadv'}) {
       &ratedt($r,$url);
   } elsif ($ENV{'form.forcesmp'}) {
-      &smpedt($r,$errtext);
+      &smpedt($r,$url,$errtext);
   } else {
       &viewmap($r,$url,$adv,$errtext);
   }