issue98, add function to clean up phpfspot database

Signed-off-by: Andreas Unterkircher <unki@netshadow.at>

1 files changed, 34 insertions, 0 deletions

diff --git a/phpfspot.class.php b/phpfspot.class.php
index 826fafd..837e3e1 100644
--- a/phpfspot.class.php
+++ b/phpfspot.class.php
@@ -2370,6 +2370,40 @@ class PHPFSPOT {
 
    } // check_config_options()
 
+   /**
+    * cleanup phpfspot own database
+    *
+    * When photos are getting delete from F-Spot, there will remain
+    * remain some residues in phpfspot own database. This function
+    * will try to wipe them out.
+    */
+   public function cleanup_phpfspot_db()
+   {
+      $to_delete = Array();
+
+      $result = $this->cfg_db->db_query("
+         SELECT img_idx
+         FROM images
+         ORDER BY img_idx ASC
+      ");
+
+      while($row = $this->cfg_db->db_fetch_object($result)) {
+         if(!$this->db->db_fetchSingleRow("
+            SELECT id
+            FROM photos
+            WHERE id='". $row['img_idx'] ."'")) {
+
+            array_push($to_delete, $row['img_idx'], ',');
+         }
+      }
+
+      $this->cfg_db->db_exec("
+         DELETE FROM images
+         WHERE img_idx IN (". implode($to_delete) .")
+      ");
+
+   } // cleanup_phpfspot_db()
+
 } // class PHPFSPOT
 
 ?>