/webtools/partytool/cake/libs/model/datasources/dbo/dbo_firebird.php
PHP | 517 lines | 298 code | 24 blank | 195 comment | 62 complexity | 08aedf35e8767621d27699632600c7fe MD5 | raw file
- <?php
- /* SVN FILE: $Id: dbo_firebird.php,v 1.1 2007-11-19 09:05:48 rflint%ryanflint.com Exp $ */
- /**
- * Firebird/Interbase layer for DBO
- *
- * Long description for file
- *
- * PHP versions 4 and 5
- *
- * CakePHP(tm) : Rapid Development Framework <http://www.cakephp.org/>
- * Copyright 2005-2007, Cake Software Foundation, Inc.
- * 1785 E. Sahara Avenue, Suite 490-204
- * Las Vegas, Nevada 89104
- *
- * Licensed under The MIT License
- * Redistributions of files must retain the above copyright notice.
- *
- * @filesource
- * @copyright Copyright 2005-2007, Cake Software Foundation, Inc.
- * @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
- * @package cake
- * @subpackage cake.cake.libs.model.dbo
- * @since CakePHP(tm) v 1.2.0.5152
- * @version $Revision: 1.1 $
- * @modifiedby $LastChangedBy: phpnut $
- * @lastmodified $Date: 2007-11-19 09:05:48 $
- * @license http://www.opensource.org/licenses/mit-license.php The MIT License
- */
- /**
- * Short description for class.
- *
- * Long description for class
- *
- * @package cake
- * @subpackage cake.cake.libs.model.dbo
- */
- class DboFirebird extends DboSource {
- /**
- * Enter description here...
- *
- * @var unknown_type
- */
- var $description = "Firebird/Interbase DBO Driver";
- /**
- * Saves the original table name
- *
- * @var unknown_type
- */
- var $modeltmp = array();
- /**
- * Enter description here...
- *
- * @var unknown_type
- */
- var $startQuote = "\'";
- /**
- * Enter description here...
- *
- * @var unknown_type
- */
- var $endQuote = "\'";
- /**
- * Enter description here...
- *
- * @var unknown_type
- */
- var $alias = ' ';
- /**
- * Enter description here...
- *
- * @var unknown_type
- */
- var $goofyLimit = true;
- /**
- * Creates a map between field aliases and numeric indexes.
- *
- * @var array
- */
- var $__fieldMappings = array();
- /**
- * Base configuration settings for Firebird driver
- *
- * @var array
- */
- var $_baseConfig = array(
- 'persistent' => true,
- 'host' => 'localhost',
- 'login' => 'SYSDBA',
- 'password' => 'masterkey',
- 'database' => 'c:\\CAKE.FDB',
- 'port' => '3050',
- 'connect' => 'ibase_connect'
- );
- /**
- * Firebird column definition
- *
- * @var array
- */
- var $columns = array(
- 'primary_key' => array('name' => 'integer IDENTITY (1, 1) NOT NULL'),
- 'string' => array('name' => 'varchar', 'limit' => '255'),
- 'text' => array('name' => 'BLOB SUB_TYPE 1 SEGMENT SIZE 100 CHARACTER SET NONE'),
- 'integer' => array('name' => 'integer'),
- 'float' => array('name' => 'float', 'formatter' => 'floatval'),
- 'datetime' => array('name' => 'timestamp', 'format' => 'd.m.Y H:i:s', 'formatter' => 'date'),
- 'timestamp' => array('name' => 'timestamp', 'format' => 'd.m.Y H:i:s', 'formatter' => 'date'),
- 'time' => array('name' => 'time', 'format' => 'H:i:s', 'formatter' => 'date'),
- 'date' => array('name' => 'date', 'format' => 'd.m.Y', 'formatter' => 'date'),
- 'binary' => array('name' => 'blob'),
- 'boolean' => array('name' => 'smallint')
- );
- /**
- * Connects to the database using options in the given configuration array.
- *
- * @return boolean True if the database could be connected, else false
- */
- function connect() {
- $config = $this->config;
- $connect = $config['connect'];
- $this->connected = false;
- $this->connection = $connect($config['host'] . ':' . $config['database'], $config['login'], $config['password']);
- $this->connected = true;
- }
- /**
- * Disconnects from database.
- *
- * @return boolean True if the database could be disconnected, else false
- */
- function disconnect() {
- $this->connected = false;
- return @ibase_close($this->connection);
- }
- /**
- * Executes given SQL statement.
- *
- * @param string $sql SQL statement
- * @return resource Result resource identifier
- * @access protected
- */
- function _execute($sql) {
- if (strpos(strtolower($sql),"update") > 0) {
- break;
- }
- return @ibase_query($this->connection, $sql);
- }
- /**
- * Returns a row from given resultset as an array .
- *
- * @param boolean $assoc Associative array only, or both?
- * @return array The fetched row as an array
- */
- function fetchRow($assoc = false) {
- if (is_resource($this->_result)) {
- $this->resultSet($this->_result);
- $resultRow = $this->fetchResult();
- return $resultRow;
- } else {
- return null;
- }
- }
- /**
- * Returns an array of sources (tables) in the database.
- *
- * @return array Array of tablenames in the database
- */
- function listSources() {
- $cache = parent::listSources();
- if ($cache != null) {
- return $cache;
- }
- $sql = "select RDB" . "$" . "RELATION_NAME as name
- FROM RDB" ."$" . "RELATIONS
- Where RDB" . "$" . "SYSTEM_FLAG =0";
- $result = @ibase_query($this->connection,$sql);
- $tables=array();
- while ($row = ibase_fetch_row ($result)) {
- $tables[] = strtolower(trim($row[0]));
- }
- parent::listSources($tables);
- return $tables;
- }
- /**
- * Returns an array of the fields in given table name.
- *
- * @param Model $model Model object to describe
- * @return array Fields in table. Keys are name and type
- */
- function describe(&$model) {
- $this->modeltmp[$model->table] = $model->name;
- $cache = parent::describe($model);
- if ($cache != null) {
- return $cache;
- }
- $fields = false;
- $sql = "SELECT * FROM " . $this->fullTableName($model, false);
- $rs = ibase_query($sql);
- $coln = ibase_num_fields($rs);
- $fields = false;
- for ($i = 0; $i < $coln; $i++) {
- $col_info = ibase_field_info($rs, $i);
- $col_info['type'] = $this->column($col_info['type']);
- $fields[strtolower($col_info['name'])] = array(
- 'type' => $col_info['type'],
- 'null' => '',
- 'length' => $col_info['length']
- );
- }
- $this->__cacheDescription($this->fullTableName($model, false), $fields);
- return $fields;
- }
- /**
- * Returns a quoted name of $data for use in an SQL statement.
- *
- * @param string $data Name (table.field) to be prepared for use in an SQL statement
- * @return string Quoted for Firebird
- */
- function name($data) {
- if ($data == '*') {
- return '*';
- }
- $pos = strpos($data, '"');
- if ($pos === false) {
- if (!strpos($data, ".")) {
- $data = '"' . strtoupper($data) . '"';
- } else {
- $build = explode('.', $data);
- $data = '"' . strtoupper($build[0]) . '"."' . strtoupper($build[1]) . '"';
- }
- }
- return $data;
- }
- /**
- * Returns a quoted and escaped string of $data for use in an SQL statement.
- *
- * @param string $data String to be prepared for use in an SQL statement
- * @param string $column The column into which this data will be inserted
- * @param boolean $safe Whether or not numeric data should be handled automagically if no column data is provided
- * @return string Quoted and escaped data
- */
- function value($data, $column = null, $safe = false) {
- $parent = parent::value($data, $column, $safe);
- if ($parent != null) {
- return $parent;
- }
- if ($data === null) {
- return 'NULL';
- }
- if ($data === '') {
- return "''";
- }
- switch($column) {
- case 'boolean':
- $data = $this->boolean((bool)$data);
- break;
- default:
- if (get_magic_quotes_gpc()) {
- $data = stripslashes(r("'", "''", $data));
- } else {
- $data = r("'", "''", $data);
- }
- break;
- }
- return "'" . $data . "'";
- }
- /**
- * Removes Identity (primary key) column from update data before returning to parent
- *
- * @param Model $model
- * @param array $fields
- * @param array $values
- * @return array
- */
- function update(&$model, $fields = array(), $values = array()) {
- foreach ($fields as $i => $field) {
- if ($field == $model->primaryKey) {
- unset ($fields[$i]);
- unset ($values[$i]);
- break;
- }
- }
- return parent::update($model, $fields, $values);
- }
- /**
- * Returns a formatted error message from previous database operation.
- *
- * @return string Error message with error number
- */
- function lastError() {
- $error = ibase_errmsg();
- if ($error !== false) {
- return $error;
- }
- return null;
- }
- /**
- * Returns number of affected rows in previous database operation. If no previous operation exists,
- * this returns false.
- *
- * @return integer Number of affected rows
- */
- function lastAffected() {
- if ($this->_result) {
- return ibase_affected_rows($this->connection);
- }
- return null;
- }
- /**
- * Returns number of rows in previous resultset. If no previous resultset exists,
- * this returns false.
- *
- * @return integer Number of rows in resultset
- */
- function lastNumRows() {
- return $this->_result? /*ibase_affected_rows($this->_result)*/ 1: false;
- }
- /**
- * Returns the ID generated from the previous INSERT operation.
- *
- * @param unknown_type $source
- * @return in
- */
- function lastInsertId($source = null, $field = 'id') {
- $query = "SELECT RDB\$TRIGGER_SOURCE
- FROM RDB\$TRIGGERS WHERE RDB\$RELATION_NAME = '". strtoupper($source) . "' AND
- RDB\$SYSTEM_FLAG IS NULL AND RDB\$TRIGGER_TYPE = 1 ";
- $result = @ibase_query($this->connection,$query);
- $generator = "";
- while ($row = ibase_fetch_row($result, IBASE_TEXT)) {
- if (strpos($row[0], "NEW." . strtoupper($field))) {
- $pos = strpos($row[0], "GEN_ID(");
- if ($pos > 0) {
- $pos2 = strpos($row[0],",",$pos + 7);
- if ($pos2 > 0) {
- $generator = substr($row[0], $pos +7, $pos2 - $pos- 7);
- }
- }
- break;
- }
- }
- if (!empty($generator)) {
- $sql = "SELECT GEN_ID(". $generator . ",0) AS maxi FROM RDB" . "$" . "DATABASE";
- $res = $this->rawQuery($sql);
- $data = $this->fetchRow($res);
- return $data['maxi'];
- } else {
- return false;
- }
- }
- /**
- * Returns a limit statement in the correct format for the particular database.
- *
- * @param integer $limit Limit of results returned
- * @param integer $offset Offset from which to start results
- * @return string SQL limit/offset statement
- */
- function limit($limit, $offset = null) {
- if ($limit) {
- $rt = '';
- if (!strpos(strtolower($limit), 'top') || strpos(strtolower($limit), 'top') === 0) {
- $rt = ' FIRST';
- }
- $rt .= ' ' . $limit;
- if (is_int($offset) && $offset > 0) {
- $rt .= ' SKIP ' . $offset;
- }
- return $rt;
- }
- return null;
- }
- /**
- * Converts database-layer column types to basic types
- *
- * @param string $real Real database-layer column type (i.e. "varchar(255)")
- * @return string Abstract column type (i.e. "string")
- */
- function column($real) {
- if (is_array($real)) {
- $col = $real['name'];
- if (isset($real['limit'])) {
- $col .= '(' . $real['limit'] . ')';
- }
- return $col;
- }
- $col = r(')', '', $real);
- $limit = null;
- @list($col, $limit)=explode('(', $col);
- if (in_array($col, array('DATE', 'TIME'))) {
- return strtolower($col);
- }
- if ($col == 'TIMESTAMP') {
- return 'datetime';
- }
- if ($col == 'SMALLINT') {
- return 'boolean';
- }
- if (strpos($col, 'int') !== false || $col == 'numeric' || $col == 'INTEGER') {
- return 'integer';
- }
- if (strpos($col, 'char') !== false) {
- return 'string';
- }
- if (strpos($col, 'text') !== false) {
- return 'text';
- }
- if (strpos($col, 'VARCHAR') !== false) {
- return 'string';
- }
- if (strpos($col, 'BLOB') !== false) {
- return 'text';
- }
- if (in_array($col, array('FLOAT', 'NUMERIC', 'DECIMAL'))) {
- return 'float';
- }
- return 'text';
- }
- /**
- * Enter description here...
- *
- * @param unknown_type $results
- */
- function resultSet(&$results) {
- $this->results =& $results;
- $this->map = array();
- $num_fields = ibase_num_fields($results);
- $index = 0;
- $j = 0;
- while ($j < $num_fields) {
- $column = ibase_field_info($results, $j);
- if (!empty($column[2])) {
- $this->map[$index++] = array(ucfirst(strtolower($this->modeltmp[strtolower($column[2])])), strtolower($column[1]));
- } else {
- $this->map[$index++] = array(0, strtolower($column[1]));
- }
- $j++;
- }
- }
- /**
- * Builds final SQL statement
- *
- * @param array $data Query data
- * @return string
- */
- function renderStatement($data) {
- extract($data);
- if (preg_match('/offset\s+([0-9]+)/i', $limit, $offset)) {
- $limit = preg_replace('/\s*offset.*$/i', '', $limit);
- preg_match('/top\s+([0-9]+)/i', $limit, $limitVal);
- $offset = intval($offset[1]) + intval($limitVal[1]);
- $rOrder = $this->__switchSort($order);
- list($order2, $rOrder) = array($this->__mapFields($order), $this->__mapFields($rOrder));
- return "SELECT * FROM (SELECT {$limit} * FROM (SELECT TOP {$offset} {$fields} FROM {$table} {$alias} {$joins} {$conditions} {$order}) AS Set1 {$rOrder}) AS Set2 {$order2}";
- } else {
- return "SELECT {$limit} {$fields} FROM {$table} {$alias} {$joins} {$conditions} {$order}";
- }
- }
- /**
- * Fetches the next row from the current result set
- *
- * @return unknown
- */
- function fetchResult() {
- if ($row = ibase_fetch_row($this->results, IBASE_TEXT)) {
- $resultRow = array();
- $i = 0;
- foreach ($row as $index => $field) {
- list($table, $column) = $this->map[$index];
- if (trim($table) == "") {
- $resultRow[0][$column] = $row[$index];
- } else {
- $resultRow[$table][$column] = $row[$index];
- $i++;
- }
- }
- return $resultRow;
- } else {
- return false;
- }
- }
- /**
- * Inserts multiple values into a join table
- *
- * @param string $table
- * @param string $fields
- * @param array $values
- */
- function insertMulti($table, $fields, $values) {
- $count = count($values);
- for ($x = 0; $x < $count; $x++) {
- $this->query("INSERT INTO {$table} ({$fields}) VALUES {$values[$x]}");
- }
- }
- }
- ?>