From 4518342eca8d40f1c25ff877e00379c1e878035f Mon Sep 17 00:00:00 2001 From: svncommit Date: Thu, 27 Oct 2005 13:24:13 +0000 Subject: more mdb2 integration --- program/lib/MDB2/Driver/Reverse/Common.php | 284 +++++++++++++++++++++++++++++ 1 file changed, 284 insertions(+) create mode 100755 program/lib/MDB2/Driver/Reverse/Common.php (limited to 'program/lib/MDB2') diff --git a/program/lib/MDB2/Driver/Reverse/Common.php b/program/lib/MDB2/Driver/Reverse/Common.php new file mode 100755 index 000000000..0abf69bda --- /dev/null +++ b/program/lib/MDB2/Driver/Reverse/Common.php @@ -0,0 +1,284 @@ + | +// +----------------------------------------------------------------------+ +// +// $Id$ +// + +/** + * @package MDB2 + * @category Database + */ + +/** + * These are constants for the tableInfo-function + * they are bitwised or'ed. so if there are more constants to be defined + * in the future, adjust MDB2_TABLEINFO_FULL accordingly + */ + +define('MDB2_TABLEINFO_ORDER', 1); +define('MDB2_TABLEINFO_ORDERTABLE', 2); +define('MDB2_TABLEINFO_FULL', 3); + +/** + * Base class for the schema reverse engineering module that is extended by each MDB2 driver + * + * @package MDB2 + * @category Database + * @author Lukas Smith + */ +class MDB2_Driver_Reverse_Common extends MDB2_Module_Common +{ + // }}} + // {{{ getTableFieldDefinition() + + /** + * get the stucture of a field into an array + * + * @param string $table name of table that should be used in method + * @param string $fields name of field that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * @access public + */ + function getTableFieldDefinition($table, $field) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'getTableFieldDefinition: table field definition is not supported'); + } + + // }}} + // {{{ getTableIndexDefinition() + + /** + * get the stucture of an index into an array + * + * @param string $table name of table that should be used in method + * @param string $index name of index that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * @access public + */ + function getTableIndexDefinition($table, $index) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'getTableIndexDefinition: getting index definition is not supported'); + } + + // }}} + // {{{ getSequenceDefinition() + + /** + * get the stucture of a sequence into an array + * + * @param string $sequence name of sequence that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * @access public + */ + function getSequenceDefinition($sequence) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $start = $db->currId($sequence); + if (PEAR::isError($start)) { + return $start; + } + if ($db->supports('current_id')) { + $start++; + } else { + $db->warnings[] = 'database does not support getting current + sequence value, the sequence value was incremented'; + } + $definition = array(); + if ($start != 1) { + $definition = array('start' => $start); + } + return $definition; + } + + // }}} + // {{{ tableInfo() + + /** + * Returns information about a table or a result set + * + * The format of the resulting array depends on which $mode + * you select. The sample output below is based on this query: + * 
+     *    SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId
+     *    FROM tblFoo
+     *    JOIN tblBar ON tblFoo.fldId = tblBar.fldId
+     *
+ * + * + * + * The flags element contains a space separated list + * of extra information about the field. This data is inconsistent + * between DBMS's due to the way each DBMS works. + * + primary_key + * + unique_key + * + multiple_key + * + not_null + * + * Most DBMS's only provide the table and flags + * elements if $result is a table name. The following DBMS's + * provide full information from queries: + * + fbsql + * + mysql + * + * If the 'portability' option has MDB2_PORTABILITY_FIX_CASE + * turned on, the names of tables and fields will be lower or upper cased. + * + * @param object|string $result MDB2_result object from a query or a + * string containing the name of a table. + * While this also accepts a query result + * resource identifier, this behavior is + * deprecated. + * @param int $mode either unused or one of the tableInfo modes: + * MDB2_TABLEINFO_ORDERTABLE, + * MDB2_TABLEINFO_ORDER or + * MDB2_TABLEINFO_FULL (which does both). + * These are bitwise, so the first two can be + * combined using |. + * + * @return array an associative array with the information requested. + * A MDB2_Error object on failure. + * + * @see MDB2_Driver_Common::setOption() + */ + function tableInfo($result, $mode = null) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'tableInfo: method not implemented'); + } +} +?> \ No newline at end of file -- cgit v1.2.3