feature 479: when more than 3 tags selected, be able to remove one tag

from the multiple tags

git-svn-id: http://piwigo.org/svn/trunk@1606 68402e56-0260-453c-a942-63ccdbb3a9ee

2 files changed, 50 insertions, 24 deletions

diff --git a/include/functions_html.inc.php b/include/functions_html.inc.php
index 969bb48be..3bc9a4706 100644
--- a/include/functions_html.inc.php
+++ b/include/functions_html.inc.php
@@ -610,4 +610,52 @@ function page_not_found($msg, $alternate_url=null)
 .$msg.'</div>',
     5 );
 }
+
+/* returns the title to be displayed above thumbnails on tag page
+ */
+function get_tags_content_title()
+{
+  global $page;
+  $title = count($page['tags']) > 1 ? l10n('Tags') : l10n('Tag');
+  $title.= ' ';
+
+  for ($i=0; $i<count($page['tags']); $i++)
+  {
+    $title.= $i>0 ? ' + ' : '';
+
+    $title.=
+      '<a href="'
+      .make_index_url(
+        array(
+          'tags' => array( $page['tags'][$i] )
+          )
+        )
+      .'" title="'
+      .l10n('See pictures linked to this tag only')
+      .'">'
+      .$page['tags'][$i]['name']
+      .'</a>';
+
+    if ( count($page['tags'])>2 )
+    {
+      $other_tags = $page['tags'];
+      unset ( $other_tags[$i] );
+      $title.=
+        '<a href="'
+        .make_index_url(
+          array(
+            'tags' => $other_tags
+            )
+          )
+        .'" style="border:none;" title="'
+        .l10n('remove this tag')
+        .'"><img src="'
+        .get_root_url().get_themeconf('icon_dir').'/remove_s.png'
+        .'" alt="x" style="vertical-align:bottom;" class="button"/>'
+        .'</a>';
+    }
+
+  }
+  return $title;
+}
 ?>
diff --git a/include/section_init.inc.php b/include/section_init.inc.php
index 9db071714..7e3f87cfe 100644
--- a/include/section_init.inc.php
+++ b/include/section_init.inc.php
@@ -193,7 +193,7 @@ SELECT name, url_name, id
   }
   $result = pwg_query($query);
   $tag_infos = array();
-  while ($row = mysql_fetch_array($result))
+  while ($row = mysql_fetch_assoc($result))
   {
     $tag_infos[ $row['id'] ] = $row;
     array_push($page['tags'], $row );//we loose given tag order; is it important?
@@ -410,29 +410,7 @@ SELECT image_id
         );
     }
 
-    $title = count($page['tags']) > 1 ? l10n('Tags') : l10n('Tag');
-    $title.= ' ';
-
-    $tag_num = 1;
-    foreach ($page['tag_ids'] as $tag_id)
-    {
-      $title.=
-        ($tag_num++ > 1 ? ' + ' : '')
-        .'<a href="'
-        .make_index_url(
-          array(
-            'tags' => array(
-              array(
-                'id' => $tag_id,
-                'url_name' => $tag_infos[$tag_id]['url_name'],
-                ),
-              )
-            )
-          )
-        .'">'
-        .$tag_infos[$tag_id]['name']
-        .'</a>';
-    }
+    $title = get_tags_content_title();
 
     $page = array_merge(
       $page,