+
+ public function retrieveAllTags($user_id) {
+ $sql = "SELECT DISTINCT tags.* FROM tags
+ LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
+ LEFT JOIN entries ON tags_entries.entry_id=entries.id
+ WHERE entries.user_id=?";
+ $query = $this->executeQuery($sql, array($user_id));
+ $tags = $query->fetchAll();
+
+ return $tags;
+ }
+
+ public function retrieveTag($id, $user_id) {
+ $tag = NULL;
+ $sql = "SELECT DISTINCT tags.* FROM tags
+ LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
+ LEFT JOIN entries ON tags_entries.entry_id=entries.id
+ WHERE tags.id=? AND entries.user_id=?";
+ $params = array(intval($id), $user_id);
+ $query = $this->executeQuery($sql, $params);
+ $tag = $query->fetchAll();
+
+ return isset($tag[0]) ? $tag[0] : null;
+ }
+
+ public function retrieveEntriesByTag($tag_id, $user_id) {
+ $sql =
+ "SELECT entries.* FROM entries
+ LEFT JOIN tags_entries ON tags_entries.entry_id=entries.id
+ WHERE tags_entries.tag_id = ? AND entries.user_id=?";
+ $query = $this->executeQuery($sql, array($tag_id, $user_id));
+ $entries = $query->fetchAll();
+
+ return $entries;
+ }
+
+ public function retrieveTagsByEntry($entry_id) {
+ $sql =
+ "SELECT tags.* FROM tags
+ LEFT JOIN tags_entries ON tags_entries.tag_id=tags.id
+ WHERE tags_entries.entry_id = ?";
+ $query = $this->executeQuery($sql, array($entry_id));
+ $tags = $query->fetchAll();
+
+ return $tags;
+ }
+
+ public function removeTagForEntry($entry_id, $tag_id) {
+ $sql_action = "DELETE FROM tags_entries WHERE tag_id=? AND entry_id=?";
+ $params_action = array($tag_id, $entry_id);
+ $query = $this->executeQuery($sql_action, $params_action);
+ return $query;
+ }
+
+ public function retrieveTagByValue($value) {
+ $tag = NULL;
+ $sql = "SELECT * FROM tags WHERE value=?";
+ $params = array($value);
+ $query = $this->executeQuery($sql, $params);
+ $tag = $query->fetchAll();
+
+ return isset($tag[0]) ? $tag[0] : null;
+ }
+
+ public function createTag($value) {
+ $sql_action = 'INSERT INTO tags ( value ) VALUES (?)';
+ $params_action = array($value);
+ $query = $this->executeQuery($sql_action, $params_action);
+ return $query;
+ }
+
+ public function setTagToEntry($tag_id, $entry_id) {
+ $sql_action = 'INSERT INTO tags_entries ( tag_id, entry_id ) VALUES (?, ?)';
+ $params_action = array($tag_id, $entry_id);
+ $query = $this->executeQuery($sql_action, $params_action);
+ return $query;
+ }
+
+ private function getEntriesOrder() {
+ if (isset($_SESSION['sort']) and array_key_exists($_SESSION['sort'], $this->order)) {
+ return $this->order[$_SESSION['sort']];
+ }
+ else {
+ return $this->order['default'];
+ }
+ }
+