Source for file fbsql.php
Documentation is available at fbsql.php
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// +----------------------------------------------------------------------+
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
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// +----------------------------------------------------------------------+
// | Author: Frank M. Kromann <frank@frontbase.com> |
// | Maintainer: Daniel Convissor <danielc@php.net> |
// +----------------------------------------------------------------------+
// $Id: fbsql.php,v 1.33 2004/03/05 01:46:53 danielc Exp $
// XXX ERRORMSG: The error message from the fbsql function should
require_once 'DB/common.php';
* Database independent query interface definition for PHP's FrontBase
* @version $Id: fbsql.php,v 1.33 2004/03/05 01:46:53 danielc Exp $
* @author Frank M. Kromann <frank@frontbase.com>
var $fetchmode = DB_FETCHMODE_ORDERED; /* Default fetch mode */
* Connect to a database and log in as the specified user.
* @param $dsn the data source name (see DB::parseDSN for syntax)
* @param $persistent (optional) whether the connection should
* @return int DB_OK on success, a DB error on failure
function connect($dsninfo, $persistent = false )
$dbhost = $dsninfo['hostspec'] ? $dsninfo['hostspec'] : 'localhost';
$connect_function = $persistent ? 'fbsql_pconnect' : 'fbsql_connect';
if ($dbhost && $dsninfo['username'] && $dsninfo['password']) {
$conn = @$connect_function($dbhost, $dsninfo['username'],
} elseif ($dbhost && $dsninfo['username']) {
$conn = @$connect_function($dbhost, $dsninfo['username']);
$conn = @$connect_function($dbhost);
if (empty ($php_errormsg)) {
if ($dsninfo['database']) {
if (!fbsql_select_db ($dsninfo['database'], $conn)) {
* Log out and disconnect from the database.
* @return bool true on success, false if not connected.
* Send a query to fbsql and return the results as a fbsql resource
* @return mixed returns a valid fbsql result for successful SELECT
* queries, DB_OK for other successful queries. A DB error is
$result = @fbsql_query (" $query;" , $this->connection);
// Determine which queries that should return data, and which
// should return an error code only.
$numrows = $this->numrows ($result);
* Move the internal fbsql result pointer to the next available result
* @param a valid fbsql result resource
* @return true if a result is available otherwise return false
return @fbsql_next_result ($result);
* Fetch a row and insert the data into an existing array.
* Formating of the array and the data therein are configurable.
* See DB_result::fetchInto() for more information.
* @param resource $result query result identifier
* @param array $arr (reference) array where data from the row
* @param int $fetchmode how the resulting array should be indexed
* @param int $rownum the row number to fetch
* @return mixed DB_OK on success, null when end of result set is
* @see DB_result::fetchInto()
function fetchInto ($result, &$arr, $fetchmode, $rownum=null )
if (!@fbsql_data_seek ($result, $rownum)) {
$arr = @fbsql_fetch_array ($result, FBSQL_ASSOC );
$arr = @fbsql_fetch_row ($result);
$this->_rtrimArrayValues ($arr);
$this->_convertNullArrayValuesToEmpty ($arr);
* Free the internal resources associated with $result.
* @param $result fbsql result identifier
* @return bool true on success, false if $result is invalid
return @fbsql_free_result ($result);
$this->query("SET COMMIT TRUE");
$this->query("SET COMMIT FALSE");
* Get the number of columns in a result set.
* @param $result fbsql result identifier
* @return int the number of columns per row in $result
$cols = @fbsql_num_fields ($result);
* Get the number of rows in a result set.
* @param $result fbsql result identifier
* @return int the number of rows in $result
$rows = @fbsql_num_rows ($result);
* Gets the number of rows affected by the data manipulation
* query. For other queries, this function returns 0.
* @return number of rows affected by the last query
$result = @fbsql_affected_rows ($this->connection);
* Get the native error code of the last error (if any) that
* occured on the current connection.
* @return int native fbsql error code
* Returns the next free id in a sequence
* @param string $seq_name name of the sequence
* @param boolean $ondemand when true, the seqence is automatically
* created if it does not exist
* @return int the next id number in the sequence. DB_Error if problem.
* @see DB_common::nextID()
function nextId($seq_name, $ondemand = true )
$seqname = $this->getSequenceName ($seq_name);
$result = $this->query(" INSERT INTO ${seqname} VALUES(NULL)" );
* @param string $seq_name name of the new sequence
* @return int DB_OK on success. A DB_Error object is returned if
* @see DB_common::createSequence()
$seqname = $this->getSequenceName ($seq_name);
return $this->query(" CREATE TABLE ${seqname} ".
'(id INTEGER UNSIGNED AUTO_INCREMENT NOT NULL,'.
* @param string $seq_name name of the sequence to be deleted
* @return int DB_OK on success. DB_Error if problems.
* @see DB_common::dropSequence()
$seqname = $this->getSequenceName ($seq_name);
return $this->query(" DROP TABLE ${seqname} RESTRICT" );
// "DELETE FROM table" gives 0 affected rows in fbsql.
// This little hack lets you know how many rows were deleted.
if (preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $query)) {
'DELETE FROM \1 WHERE 1=1', $query);
* Format input so it can be safely used in a query
* @param mixed $in data to be quoted
* @return mixed Submitted variable's type = returned value:
* + null = the string <samp>NULL</samp>
* + boolean = string <samp>TRUE</samp> or <samp>FALSE</samp>
* + integer or double = the unquoted number
* + other (including strings and numeric strings) =
* the data escaped according to MySQL's settings
* then encapsulated between single quotes
return $in ? 'TRUE' : 'FALSE';
* Gather information about an error, then use that info to create a
* DB error object and finally return that object.
* @param integer $errno PEAR error number (usually a DB constant) if
* manually raising an error
* @return object DB error object
* @see DB_common::errorCode()
* @see DB_common::raiseError()
return $this->raiseError($errno, null , null , null ,
* Returns information about a table or a result set.
* @param object|string $result DB_result object from a query or a
* string containing the name of a table
* @param int $mode a valid tableInfo mode
* @return array an associative array with the information requested
* or an error object if something is wrong
* @see DB_common::tableInfo()
if (isset ($result->result )) {
* Probably received a result object.
* Extract the result resource identifier.
* Probably received a table name.
* Create a result resource identifier.
$id = @fbsql_list_fields ($this->dsn['database'],
* Probably received a result resource identifier.
* Depricated. Here for compatibility only.
$case_func = 'strtolower';
$count = @fbsql_num_fields ($id);
// made this IF due to performance (one if is faster than $count if's)
for ($i=0; $i< $count; $i++ ) {
$res[$i]['table'] = $case_func(@fbsql_field_table ($id, $i));
$res[$i]['name'] = $case_func(@fbsql_field_name ($id, $i));
$res[$i]['type'] = @fbsql_field_type ($id, $i);
$res[$i]['len'] = @fbsql_field_len ($id, $i);
$res[$i]['flags'] = @fbsql_field_flags ($id, $i);
$res["num_fields"]= $count;
for ($i=0; $i< $count; $i++ ) {
$res[$i]['table'] = $case_func(@fbsql_field_table ($id, $i));
$res[$i]['name'] = $case_func(@fbsql_field_name ($id, $i));
$res[$i]['type'] = @fbsql_field_type ($id, $i);
$res[$i]['len'] = @fbsql_field_len ($id, $i);
$res[$i]['flags'] = @fbsql_field_flags ($id, $i);
$res['order'][$res[$i]['name']] = $i;
$res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i;
// free the result only if we were called on a table
* Returns the query needed to get some backend info
* @param string $type What kind of info you want to retrieve
* @return string The SQL query string
return 'select "table_name" from information_schema.tables';
Documentation generated on Mon, 11 Mar 2019 10:14:52 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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