--- loncom/interface/londocs.pm	2007/01/29 21:18:53	1.271
+++ loncom/interface/londocs.pm	2007/06/15 19:12:56	1.277
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.271 2007/01/29 21:18:53 albertel Exp $
+# $Id: londocs.pm,v 1.277 2007/06/15 19:12:56 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -904,15 +904,16 @@ sub store_template {
 # Imports the given (name, url) resources into the course
 # coursenum, coursedom, and folder must precede the list
 sub group_import {
-    my $coursenum = shift;
-    my $coursedom = shift;
-    my $folder = shift;
-    my $container = shift;
-    my $caller = shift;
-    while (@_) {
-	my $name = shift;
-	my $url = shift;
-        if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$}) && ($caller eq 'londocs')) {
+    my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
+
+    while (@files) {
+	my $name = shift(@files);
+	my $url  = shift(@files);
+	#FIXME check if file exists before overwriting, might be restoring it
+        if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$}) 
+	     && ($caller eq 'londocs')
+	     && (!&Apache::lonnet::stat_file($url))) {
+	    
             my $errtext = '';
             my $fatal = 0;
             my $newmapstr = '<map>'."\n".
@@ -936,8 +937,8 @@ sub group_import {
 	    $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
 	    my $ext = 'false';
 	    if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
-	    $url  =~ &LONCAPA::map::qtunescape($url);
-	    $name =~ &LONCAPA::map::qtunescape($name);
+	    $url  = &LONCAPA::map::qtunescape($url);
+	    $name = &LONCAPA::map::qtunescape($name);
 	    $LONCAPA::map::resources[$idx] = 
 		join ':', ($name, $url, $ext, 'normal', 'res');
 	}
@@ -1583,14 +1584,19 @@ sub ask_for_embedded_content {
 	&Apache::loncommon::start_data_table();
 
     my $num = 0;
-    foreach my $embed_file (keys(%{$allfiles})) {
+    foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%{$allfiles})) {
 	$upload_output .= &Apache::loncommon::start_data_table_row().
 	    '<td>'.$embed_file.'</td><td>';
-	if ($args->{'error_on_invalid_names'}
+	if ($args->{'ignore_remote_references'}
+	    && $embed_file =~ m{^\w+://}) {
+	    $upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';
+	} elsif ($args->{'error_on_invalid_names'}
 	    && $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
 	    
 	    $upload_output.='<span class="LC_warning">'.&mt("Invalid characters").'</span>';
+	    
 	} else {
+
 	    $upload_output .='
            <input name="embedded_item_'.$num.'" type="file" value="bob" />
            <input name="embedded_orig_'.$num.'" type="hidden" value="'.&escape($embed_file).'" />';
@@ -1611,7 +1617,8 @@ sub ask_for_embedded_content {
     }
     $upload_output .= &Apache::loncommon::end_data_table().'<br />
    <input type ="hidden" name="number_embedded_items" value="'.$num.'" />
-   <input type ="submit" value="Complete upload" />
+   <input type ="submit" value="'.&mt('Upload Listed Files').'" />
+   '.&mt('(only files for which a location has been provided will be uploaded)').'
    </form>';
     return $upload_output;
 }
@@ -1880,7 +1887,7 @@ END
 	    (&LONCAPA::map::getparameter($orderidx,
                                               'parameter_randompick'))[0].
                                               '" />'.
-'<font size="-2"><a href="javascript:void(0)">'.&mt('Store').'</a></font></label>';
+'<font size="-2"><a href="javascript:void(0)">'.&mt('Save').'</a></font></label>';
        
     }
     if ($ispage) {
@@ -2139,9 +2146,9 @@ sub checkversions {
         if (&Apache::lonnet::put('resourceversions',\%newsetversions,
 			  $env{'course.'.$env{'request.course.id'}.'.domain'},
 			  $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {		
-	    $r->print('<h1>'.&mt('Your Version Settings have been Stored').'</h1>');
+	    $r->print('<h1>'.&mt('Your Version Settings have been Saved').'</h1>');
 	} else {
-	    $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Store your Version Settings').'</font></h1>');
+	    $r->print('<h1><font color="red">'.&mt('An Error Occured while Attempting to Save your Version Settings').'</font></h1>');
 	}
 	&mark_hash_old();
     }