X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Fschema.php;h=df7cb65f56db10c52f0a66f78ae79f48df0c4776;hb=8acc1587b1cd4f6fc78bbedb88f414cd18efa942;hp=560884d9f7347137a61619a35e0b2494a4e57847;hpb=6a1afda259c5223449f679a64f932e36df5ebe39;p=quix0rs-gnu-social.git diff --git a/lib/schema.php b/lib/schema.php index 560884d9f7..df7cb65f56 100644 --- a/lib/schema.php +++ b/lib/schema.php @@ -372,26 +372,6 @@ class Schema return true; } - /** - * Ensures that the table that backs a given - * Plugin_DataObject class exists. - * - * If the table does not yet exist, it will - * create the table. If it does exist, it will - * alter the table to match the column definitions. - * - * @param Plugin_DataObject $dataObjectClass - * - * @return boolean success flag - */ - - public function ensureDataObject($dataObjectClass) - { - $obj = new $dataObjectClass(); - $tableDef = $obj->tableDef(); - return $this->ensureTable($tableDef->name,$tableDef->columns); - } - /** * Ensures that a table exists with the given * name and the given column definitions. @@ -547,171 +527,3 @@ class Schema return $sql; } } - -/** - * A class encapsulating the structure of a table. - * - * @category Database - * @package StatusNet - * @author Evan Prodromou - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 - * @link http://status.net/ - */ - -class TableDef -{ - /** name of the table */ - public $name; - /** array of ColumnDef objects for the columns. */ - public $columns; - - /** - * Constructor. - * - * @param string $name name of the table - * @param array $columns columns in the table - */ - - function __construct($name=null,$columns=null) - { - $this->name = $name; - $this->columns = $columns; - } -} - -/** - * A class encapsulating the structure of a column in a table. - * - * @category Database - * @package StatusNet - * @author Evan Prodromou - * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 - * @link http://status.net/ - */ - -class ColumnDef -{ - /** name of the column. */ - public $name; - /** type of column, e.g. 'int', 'varchar' */ - public $type; - /** size of the column. */ - public $size; - /** boolean flag; can it be null? */ - public $nullable; - /** - * type of key: null = no key; 'PRI' => primary; - * 'UNI' => unique key; 'MUL' => multiple values. - */ - public $key; - /** default value if any. */ - public $default; - /** 'extra' stuff. Returned by MySQL, largely - * unused. */ - public $extra; - /** auto increment this field if no value is specific for it during an insert **/ - public $auto_increment; - - /** - * Constructor. - * - * @param string $name name of the column - * @param string $type type of the column - * @param int $size size of the column - * @param boolean $nullable can this be null? - * @param string $key type of key - * @param value $default default value - * @param value $extra unused - */ - - function __construct($name=null, $type=null, $size=null, - $nullable=true, $key=null, $default=null, - $extra=null, $auto_increment=false) - { - $this->name = strtolower($name); - $this->type = strtolower($type); - $this->size = $size+0; - $this->nullable = $nullable; - $this->key = $key; - $this->default = $default; - $this->extra = $extra; - $this->auto_increment = $auto_increment; - } - - /** - * Compares this columndef with another to see - * if they're functionally equivalent. - * - * @param ColumnDef $other column to compare - * - * @return boolean true if equivalent, otherwise false. - */ - - function equals($other) - { - return ($this->name == $other->name && - $this->_typeMatch($other) && - $this->_defaultMatch($other) && - $this->_nullMatch($other) && - $this->key == $other->key && - $this->auto_increment == $other->auto_increment); - } - - /** - * Does the type of this column match the - * type of the other column? - * - * Checks the type and size of a column. Tries - * to ignore differences between synonymous - * data types, like 'integer' and 'int'. - * - * @param ColumnDef $other other column to check - * - * @return boolean true if they're about equivalent - */ - - private function _typeMatch($other) - { - switch ($this->type) { - case 'integer': - case 'int': - return ($other->type == 'integer' || - $other->type == 'int'); - break; - default: - return ($this->type == $other->type && - $this->size == $other->size); - } - } - - /** - * Does the default behaviour of this column match - * the other? - * - * @param ColumnDef $other other column to check - * - * @return boolean true if defaults are effectively the same. - */ - - private function _defaultMatch($other) - { - return ((is_null($this->default) && is_null($other->default)) || - ($this->default == $other->default)); - } - - /** - * Does the null behaviour of this column match - * the other? - * - * @param ColumnDef $other other column to check - * - * @return boolean true if these columns 'null' the same. - */ - - private function _nullMatch($other) - { - return ((!is_null($this->default) && !is_null($other->default) && - $this->default == $other->default) || - ($this->nullable == $other->nullable)); - } -}