merge -r1312:1313 from branch 1.6 to trunk (bug 373 fixed)

git-svn-id: http://piwigo.org/svn/trunk@1314 68402e56-0260-453c-a942-63ccdbb3a9ee

3 files changed, 54 insertions, 11 deletions

diff --git a/admin/element_set_global.php b/admin/element_set_global.php
index 5dbe4a18b..c6a522106 100644
--- a/admin/element_set_global.php
+++ b/admin/element_set_global.php
@@ -277,10 +277,27 @@ SELECT DISTINCT(category_id) AS id, c.name, uppercats, global_rank
   display_select_cat_wrapper($query, array(), $blockname, true);
 }
 
+$all_tags = get_all_tags();
+
+if (count($all_tags) == 0)
+{
+  $add_tag_selection =
+    '<p>'.
+    l10n('No tag defined. Use Administration>Pictures>Tags').
+    '</p>';
+}
+else
+{
+  $add_tag_selection = get_html_tag_selection(
+    get_all_tags(),
+    'add_tags'
+    );
+}
+
 // add tags
 $template->assign_vars(
   array(
-    'ADD_TAG_SELECTION' => get_html_tag_selection(get_all_tags(), 'add_tags'),
+    'ADD_TAG_SELECTION' => $add_tag_selection,
     )
   );
 
diff --git a/admin/element_set_unit.php b/admin/element_set_unit.php
index f6800f399..163602ad9 100644
--- a/admin/element_set_unit.php
+++ b/admin/element_set_unit.php
@@ -225,6 +225,22 @@ SELECT tag_id
     {
       list($year,$month,$day) = array('','','');
     }
+
+    if (count($all_tags) > 0)
+    {
+      $tag_selection = get_html_tag_selection(
+        $all_tags,
+        'tags-'.$row['id'],
+        $selected_tags
+        );
+    }
+    else
+    {
+      $tag_selection =
+        '<p>'.
+        l10n('No tag defined. Use Administration>Pictures>Tags').
+        '</p>';
+    }
     
     $template->assign_block_vars(
       'element',
@@ -243,11 +259,7 @@ SELECT tag_id
         'DESCRIPTION' => @$row['comment'],
         'DATE_CREATION_YEAR' => $year,
         
-        'TAG_SELECTION' => get_html_tag_selection(
-          $all_tags,
-          'tags-'.$row['id'],
-          $selected_tags
-          ),
+        'TAG_SELECTION' => $tag_selection,
         )
       );
     
diff --git a/admin/picture_modify.php b/admin/picture_modify.php
index ac7310ddd..54bb45d69 100644
--- a/admin/picture_modify.php
+++ b/admin/picture_modify.php
@@ -198,6 +198,24 @@ $template->set_filenames(
     )
   );
 
+$all_tags = get_all_tags();
+
+if (count($all_tags) > 0)
+{
+  $tag_selection = get_html_tag_selection(
+    get_all_tags(),
+    'tags',
+    $selected_tags
+    );
+}
+else
+{
+  $tag_selection =
+    '<p>'.
+    l10n('No tag defined. Use Administration>Pictures>Tags').
+    '</p>';
+}
+  
 $template->assign_vars(
   array(
     'U_SYNC' =>
@@ -225,11 +243,7 @@ $template->assign_vars(
 
     'CREATION_DATE' => $date,
 
-    'TAG_SELECTION' => get_html_tag_selection(
-      get_all_tags(),
-      'tags',
-      $selected_tags
-      ),
+    'TAG_SELECTION' => $tag_selection,
 
     'DESCRIPTION' =>
       isset($_POST['description']) ?