--- loncom/html/res/adm/pages/annotator/admannotations.pm	2007/04/24 23:26:26	1.27
+++ loncom/html/res/adm/pages/annotator/admannotations.pm	2009/03/20 10:04:53	1.35
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # This will take annotations and then plug them into a page.
 #
-# $Id: admannotations.pm,v 1.27 2007/04/24 23:26:26 albertel Exp $
+# $Id: admannotations.pm,v 1.35 2009/03/20 10:04:53 bisitz Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -27,6 +27,7 @@
 #
 ##################
 
+
 package Apache::admannotations;
 
 use strict;
@@ -40,8 +41,7 @@ use Apache::lonlocal;
 sub write_annotation {
     my ($symb, $enc, $annotation) = @_;
 
-    return if (!$annotation);
-
+    $annotation=~s/^\s*$//;
     my $key = $symb;
     if (!$enc) {
 	$key = 
@@ -52,19 +52,6 @@ sub write_annotation {
     return;
 }
 
-# --------------------------------------------------------------Get annotation
-
-sub get_annotation {
-    my ($symb,$enc) = @_;
-
-    my $key = $symb;
-    if (!$enc) {
-	$key = 
-	    &Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
-    }
-    my %annotation=&Apache::lonnet::get('nohist_annotations',[$key]);
-    return $annotation{$key};
-}
 
 # ------------------------------------------------------------Construct editor
 sub js_get_symb {
@@ -88,6 +75,12 @@ sub construct_editor {
 
     my $get_symb = &js_get_symb();
 
+    my %lt = &Apache::lonlocal::texthash(
+        'close no save' => 'Close',
+        'save'          => 'Save',
+        'cancel'        => 'Cancel',
+    );
+
     my $js = <<ENDJS;
 <script type="text/javascript">
 var timeout;
@@ -102,6 +95,11 @@ function changed() {
     }
     timeout=setTimeout('changed();','1000');
 }
+
+function renameButton(){
+    document.getElementById("close").value="$lt{'cancel'}";
+}
+
 </script>
 ENDJS
 
@@ -115,20 +113,17 @@ ENDJS
     my $end_page =
         &Apache::loncommon::end_page();
     
-    my %lt = ( 'close no save' => "Close (no save)",
-	       'save'          => "Save and Update",);
-    %lt = &Apache::lonlocal::texthash(%lt);
 	 
     return(<<END_HTML)
 $start_page
  <center>
   <form name="annotInfo" method="post" action="/adm/annotations">
-    <textarea name="annotation" wrap="on" rows="12" cols="36">$annotation</textarea><br />
+    <textarea name="annotation" wrap="on" rows="12" cols="36" onfocus="javascript:renameButton();">$annotation</textarea><br />
     <input type="hidden" name="symbold" value="$symbnew" />
     <input type="hidden" name="symbnew" value="" />
     <input type="button" name="send" value="$lt{'save'}"
            onclick="javascript:this.form.symbnew.value=get_symb();this.form.submit();" />
-    <input type="button" name="close" value="$lt{'close no save'}" 
+    <input type="button" id="close" name="close" value="$lt{'close no save'}" 
            onclick="javascript:window.close();" />
   </form>
  </center>
@@ -152,9 +147,10 @@ ENDJS
 						    {'only_body'   => 1,});
     my $end_page =  &Apache::loncommon::end_page();
 
-    my %lt = ( 'close'  => "Close",
-	       'button' => $button_name,);
-    %lt = &Apache::lonlocal::texthash(%lt);
+    my %lt = &Apache::lonlocal::texthash(
+        'close'  => 'Close',
+        'button' => $button_name,
+    );
 
     return(<<END_HTML2)
 $start_page
@@ -179,15 +175,6 @@ $end_page
 END_HTML2
 }
 
-sub clean_symb {
-    my ($symb) = @_;
-
-    &Apache::lonenc::check_decrypt(\$symb);
-    my $enc = $env{'request.enc'};
-    delete($env{'request.enc'});
-    
-    return ($symb,$enc);
-}
 
 # ---------------------------------------------------------------Main Handler
 
@@ -201,8 +188,8 @@ sub handler {
 
     my $page;
 
-    my ($symb_old,$symb_old_enc) = &clean_symb($env{'form.symbold'});
-    my ($symb_new,$symb_new_enc) = &clean_symb($env{'form.symbnew'});
+    my ($symb_old,$symb_old_enc) = &Apache::loncommon::clean_symb($env{'form.symbold'},1);
+    my ($symb_new,$symb_new_enc) = &Apache::loncommon::clean_symb($env{'form.symbnew'},1);
 
     my $annotation=$env{'form.annotation'};
 
@@ -214,7 +201,7 @@ sub handler {
 	    $page=&construct_error(&mt("Cannot annotate current window. Please point your browser to a LON-CAPA page and then 'continue'."),"continue");
 	} else {
 	    if ($symb_old ne $symb_new) {
-		$annotation=&get_annotation($symb_new,$symb_new_enc);
+		$annotation=&Apache::loncommon::get_annotation($symb_new,$symb_new_enc);
 	    }
 	    # pass same symb through.
 	    $page=&construct_editor($annotation,$env{'form.symbnew'});
@@ -227,3 +214,41 @@ sub handler {
 1;
 __END__
 
+=pod
+
+=head1 NAME
+
+Apache::admannotations
+
+=head1 SYNOPSIS
+
+This will take annotations and then plug them into a page.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 OVERVIEW
+
+(empty)
+
+=head1 SUBROUTINES
+
+=over write_annotation()
+
+Put annotation
+
+=item js_get_symb()
+
+Construct editor
+
+=item construct_editor()
+
+=item construct_error()
+
+=item handler()
+
+=back
+
+=cut
+
+