/**
* The One True Thingy that must be defined and declared.
*/
- public static abstract function schemaDef();
+ public static function schemaDef()
+ {
+ throw new MethodNotImplementedException(__METHOD__);
+ }
+
+ /**
+ * Get an instance by key
+ *
+ * @param string $k Key to use to lookup (usually 'id' for this class)
+ * @param mixed $v Value to lookup
+ *
+ * @return get_called_class() object if found, or null for no hits
+ *
+ */
+ static function getKV($k,$v=NULL)
+ {
+ return parent::getClassKV(get_called_class(), $k, $v);
+ }
+
+ /**
+ * Get an instance by compound key
+ *
+ * This is a utility method to get a single instance with a given set of
+ * key-value pairs. Usually used for the primary key for a compound key; thus
+ * the name.
+ *
+ * @param array $kv array of key-value mappings
+ *
+ * @return get_called_class() object if found, or null for no hits
+ *
+ */
+ static function pkeyGet(array $kv)
+ {
+ return parent::pkeyGetClass(get_called_class(), $kv);
+ }
+
+ /**
+ * Get multiple items from the database by key
+ *
+ * @param string $keyCol name of column for key
+ * @param array $keyVals key values to fetch
+ * @param boolean $skipNulls return only non-null results?
+ *
+ * @return array Array of objects, in order
+ */
+ static function multiGet($keyCol, array $keyVals, $skipNulls=true)
+ {
+ return parent::multiGetClass(get_called_class(), $keyCol, $keyVals, $skipNulls);
+ }
+
+ /**
+ * Get multiple items from the database by key
+ *
+ * @param string $keyCol name of column for key
+ * @param array $keyVals key values to fetch
+ * @param array $otherCols Other columns to hold fixed
+ *
+ * @return array Array mapping $keyVals to objects, or null if not found
+ */
+ static function pivotGet($keyCol, array $keyVals, array $otherCols=array())
+ {
+ return parent::pivotGetClass(get_called_class(), $keyCol, $keyVals, $otherCols);
+ }
+
+ /**
+ * Get a multi-instance object
+ *
+ * This is a utility method to get multiple instances with a given set of
+ * values for a specific column.
+ *
+ * @param string $keyCol key column name
+ * @param array $keyVals array of key values
+ *
+ * @return get_called_class() object with multiple instances if found,
+ * Exception is thrown when no entries are found.
+ *
+ */
+ static function listFind($keyCol, array $keyVals)
+ {
+ return parent::listFindClass(get_called_class(), $keyCol, $keyVals);
+ }
+
+ /**
+ * Get a multi-instance object separated into an array
+ *
+ * This is a utility method to get multiple instances with a given set of
+ * values for a specific key column. Usually used for the primary key when
+ * multiple values are desired. Result is an array.
+ *
+ * @param string $keyCol key column name
+ * @param array $keyVals array of key values
+ *
+ * @return array with an get_called_class() object for each $keyVals entry
+ *
+ */
+ static function listGet($keyCol, array $keyVals)
+ {
+ return parent::listGetClass(get_called_class(), $keyCol, $keyVals);
+ }
/**
* get/set an associative array of table columns
* @access public
* @return array (associative)
*/
- function table()
+ public function table()
{
- // Hack for PHP 5.2 not supporting late static binding
- //$table = static::schemaDef();
- $table = call_user_func(array(get_class($this), 'schemaDef'));
+ $table = static::schemaDef();
return array_map(array($this, 'columnBitmap'), $table['fields']);
}
function sequenceKey()
{
- $table = call_user_func(array(get_class($this), 'schemaDef'));
+ $table = static::schemaDef();
foreach ($table['fields'] as $name => $column) {
if ($column['type'] == 'serial') {
// We have a serial/autoincrement column.
function keyTypes()
{
- $table = call_user_func(array(get_class($this), 'schemaDef'));
+ $table = static::schemaDef();
$keys = array();
if (!empty($table['unique keys'])) {
{
$links = array();
- $table = call_user_func(array(get_class($this), 'schemaDef'));
+ $table = static::schemaDef();
foreach ($table['foreign keys'] as $keyname => $keydef) {
if (count($keydef) == 2 && is_string($keydef[0]) && is_array($keydef[1]) && count($keydef[1]) == 1) {
*/
function _allCacheKeys()
{
- $table = call_user_func(array(get_class($this), 'schemaDef'));
+ $table = static::schemaDef();
$ckeys = array();
if (!empty($table['unique keys'])) {
- foreach ($table['unique keys'] as $idx => $fields) {
+ $keyNames = $table['unique keys'];
+ foreach ($keyNames as $idx => $fields) {
$val = array();
foreach ($fields as $name) {
- $val[] = self::valueString($this->$name);
+ $val[$name] = self::valueString($this->$name);
}
- $keys = implode(',', $fields);
- $vals = implode(',', $val);
- $ckeys[] = $this->cacheKey($this->tableName(), $keys, $vals);
+ $ckeys[] = self::multicacheKey($this->tableName(), $val);
}
}
$fields = $table['primary key'];
$val = array();
foreach ($fields as $name) {
- $val[] = self::valueString($this->$name);
+ $val[$name] = self::valueString($this->$name);
}
- $keys = implode(',', $fields);
- $vals = implode(',', $val);
- $ckeys[] = $this->cacheKey($this->tableName(), $keys, $vals);
+ $ckeys[] = self::multicacheKey($this->tableName(), $val);
}
return $ckeys;
}
-}
\ No newline at end of file
+}