diff options
| -rw-r--r-- | src/SemanticScuttle/Service/Tag2Tag.php | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/src/SemanticScuttle/Service/Tag2Tag.php b/src/SemanticScuttle/Service/Tag2Tag.php index dcbcf2e..b78864a 100644 --- a/src/SemanticScuttle/Service/Tag2Tag.php +++ b/src/SemanticScuttle/Service/Tag2Tag.php @@ -24,24 +24,49 @@ class SemanticScuttle_Service_Tag2Tag extends SemanticScuttle_DbService $this->tablename = $GLOBALS['tableprefix'] .'tags2tags'; } - function addLinkedTags($tag1, $tag2, $relationType, $uId) { - $tagservice =SemanticScuttle_Service_Factory::get('Tag'); + /** + * Add a tag-to-tag link relation + * + * @param string $tag1 First tag + * @param string $tag2 Second tag + * @param string $relationType Relation: + * "=" (both tags are equal) + * ">" (tag2 is part of tag1) + * @param integer $uId User ID + * + * @return boolean True when it was created, false in case of + * an error or when the link already existed. + */ + public function addLinkedTags($tag1, $tag2, $relationType, $uId) + { + $tagservice = SemanticScuttle_Service_Factory::get('Tag'); $tag1 = $tagservice->normalize($tag1); $tag2 = $tagservice->normalize($tag2); - if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0 - || ($relationType != ">" && $relationType != "=") - || !is_numeric($uId) || $uId<=0 - || ($this->existsLinkedTags($tag1, $tag2, $relationType, $uId))) { + if ($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0 + || ($relationType != '>' && $relationType != '=') + || !is_numeric($uId) || $uId<=0 + || ($this->existsLinkedTags($tag1, $tag2, $relationType, $uId)) + ) { return false; } - $values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> $relationType, 'uId'=> $uId); - $query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values); + $values = array( + 'tag1' => $tag1, + 'tag2' => $tag2, + 'relationType' => $relationType, + 'uId' => $uId + ); + $query = 'INSERT INTO ' . $this->getTableName() + . ' ' . $this->db->sql_build_array('INSERT', $values); + //die($query); if (!($dbresult = $this->db->sql_query($query))) { $this->db->sql_transaction('rollback'); - message_die(GENERAL_ERROR, 'Could not attach tag to tag', '', __LINE__, __FILE__, $query, $this->db); + message_die( + GENERAL_ERROR, 'Could not attach tag to tag', + '', __LINE__, __FILE__, $query, $this->db + ); return false; } $this->db->sql_transaction('commit'); |