Source for file ibase.php
Documentation is available at ibase.php
// +----------------------------------------------------------------------+
// +----------------------------------------------------------------------+
// | Copyright (c) 1998-2004 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith, Frank M. Kromann |
// | All rights reserved. |
// +----------------------------------------------------------------------+
// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
// | API as well as database abstraction for PHP applications. |
// | This LICENSE is in the BSD license style. |
// | Redistribution and use in source and binary forms, with or without |
// | modification, are permitted provided that the following conditions |
// | Redistributions of source code must retain the above copyright |
// | notice, this list of conditions and the following disclaimer. |
// | Redistributions in binary form must reproduce the above copyright |
// | notice, this list of conditions and the following disclaimer in the |
// | documentation and/or other materials provided with the distribution. |
// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
// | Lukas Smith nor the names of his contributors may be used to endorse |
// | or promote products derived from this software without specific prior|
// | written permission. |
// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
// | POSSIBILITY OF SUCH DAMAGE. |
// +----------------------------------------------------------------------+
// | Author: Lukas Smith <smith@backendmedia.com> |
// +----------------------------------------------------------------------+
// $Id: ibase.php,v 1.7 2004/03/10 14:12:12 lsmith Exp $
require_once 'MDB2/Driver/Reverse/Common.php';
* MDB2 InterbaseBase driver for the reverse engineering module
* @author Lukas Smith <smith@dybnet.de>
* Returns information about a table or a result set.
* NOTE: only supports 'table' and 'flags' if <var>$result</var>
* @param object|string $result MDB2_result object from a query or a
* string containing the name of a table
* @param int $mode a valid tableInfo mode
* @return array an associative array with the information requested
* or an error object if something is wrong
* @see MDB2_Driver_Common::tableInfo()
$db = & $GLOBALS['_MDB2_databases'][$this->db_index];
$case_func = 'strtolower';
* Probably received a table name.
* Create a result resource identifier.
$id = @ibase_query ($db->connection ,
" SELECT * FROM $result WHERE 1=0" );
* Probably received a result object.
* Extract the result resource identifier.
$id = $result->getResource ();
return $db->raiseError ();
$count = @ibase_num_fields ($id);
// made this IF due to performance (one if is faster than $count if's)
for ($i=0; $i< $count; $i++ ) {
$info = @ibase_field_info ($id, $i);
$res[$i]['table'] = $got_string ? $case_func($result) : '';
$res[$i]['name'] = $case_func($info['name']);
$res[$i]['type'] = $info['type'];
$res[$i]['len'] = $info['length'];
$res[$i]['flags'] = ($got_string) ? $this->_ibaseFieldFlags ($info['name'], $result) : '';
$res['num_fields']= $count;
for ($i=0; $i< $count; $i++ ) {
$info = @ibase_field_info ($id, $i);
$res[$i]['table'] = $got_string ? $case_func($result) : '';
$res[$i]['name'] = $case_func($info['name']);
$res[$i]['type'] = $info['type'];
$res[$i]['len'] = $info['length'];
$res[$i]['flags'] = ($got_string) ? $this->_ibaseFieldFlags ($info['name'], $result) : '';
$res['order'][$res[$i]['name']] = $i;
$res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
// free the result only if we were called on a table
// {{{ _ibaseFieldFlags()
* get the Flags of a Field
* @param string $field_name the name of the field
* @param string $table_name the name of the table
* @return string The flags of the field ("primary_key", "unique_key", "not_null"
* "default", "computed" and "blob" are supported)
function _ibaseFieldFlags ($field_name, $table_name)
$db = & $GLOBALS['_MDB2_databases'][$this->db_index];
$sql = 'SELECT R.RDB$CONSTRAINT_TYPE CTYPE'
. ' FROM RDB$INDEX_SEGMENTS I'
. ' JOIN RDB$RELATION_CONSTRAINTS R ON I.RDB$INDEX_NAME=R.RDB$INDEX_NAME'
. ' WHERE I.RDB$FIELD_NAME=\'' . $field_name . '\''
. ' AND UPPER(R.RDB$RELATION_NAME)=\'' . strtoupper($table_name) . '\'';
$result = @ibase_query ($db->connection , $sql);
return $db->raiseError ();
if ($obj = @ibase_fetch_object ($result)) {
@ibase_free_result ($result);
if (isset ($obj->CTYPE ) && trim($obj->CTYPE ) == 'PRIMARY KEY') {
$flags .= 'primary_key ';
if (isset ($obj->CTYPE ) && trim($obj->CTYPE ) == 'UNIQUE') {
$sql = 'SELECT R.RDB$NULL_FLAG AS NFLAG,'
. ' R.RDB$DEFAULT_SOURCE AS DSOURCE,'
. ' F.RDB$FIELD_TYPE AS FTYPE,'
. ' F.RDB$COMPUTED_SOURCE AS CSOURCE'
. ' FROM RDB$RELATION_FIELDS R '
. ' JOIN RDB$FIELDS F ON R.RDB$FIELD_SOURCE=F.RDB$FIELD_NAME'
. ' WHERE UPPER(R.RDB$RELATION_NAME)=\'' . strtoupper($table_name) . '\''
. ' AND R.RDB$FIELD_NAME=\'' . $field_name . '\'';
$result = @ibase_query ($db->connection , $sql);
return $db->raiseError ();
if ($obj = @ibase_fetch_object ($result)) {
@ibase_free_result ($result);
if (isset ($obj->NFLAG )) {
if (isset ($obj->DSOURCE )) {
if (isset ($obj->CSOURCE )) {
if (isset ($obj->FTYPE ) && $obj->FTYPE == 261 ) {
Documentation generated on Mon, 11 Mar 2019 10:15:47 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
|