diff options
Diffstat (limited to 'system/database/drivers/mysql/mysql_utility.php')
| -rw-r--r-- | system/database/drivers/mysql/mysql_utility.php | 100 |
1 files changed, 24 insertions, 76 deletions
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php index 703524165..642323dbd 100644 --- a/system/database/drivers/mysql/mysql_utility.php +++ b/system/database/drivers/mysql/mysql_utility.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * MySQL Utility Class * @@ -36,60 +34,19 @@ */ class CI_DB_mysql_utility extends CI_DB_utility { - /** - * List databases - * - * @access private - * @return bool - */ - function _list_databases() - { - return "SHOW DATABASES"; - } - - // -------------------------------------------------------------------- - - /** - * Optimize table query - * - * Generates a platform-specific query so that a table can be optimized - * - * @access private - * @param string the table name - * @return object - */ - function _optimize_table($table) - { - return "OPTIMIZE TABLE ".$this->db->_escape_identifiers($table); - } - - // -------------------------------------------------------------------- + protected $_list_databases = 'SHOW DATABASES'; + protected $_optimize_table = 'OPTIMIZE TABLE %s'; + protected $_repair_table = 'REPAIR TABLE %s'; /** - * Repair table query - * - * Generates a platform-specific query so that a table can be repaired - * - * @access private - * @param string the table name - * @return object - */ - function _repair_table($table) - { - return "REPAIR TABLE ".$this->db->_escape_identifiers($table); - } - - // -------------------------------------------------------------------- - /** * MySQL Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + protected function _backup($params = array()) { - if (count($params) == 0) + if (count($params) === 0) { return FALSE; } @@ -99,16 +56,16 @@ class CI_DB_mysql_utility extends CI_DB_utility { // Build the output $output = ''; - foreach ((array)$tables as $table) + foreach ( (array) $tables as $table) { // Is the table in the "ignore" list? - if (in_array($table, (array)$ignore, TRUE)) + if (in_array($table, (array) $ignore, TRUE)) { continue; } // Get the table schema - $query = $this->db->query("SHOW CREATE TABLE `".$this->db->database.'`.`'.$table.'`'); + $query = $this->db->query('SHOW CREATE TABLE '.$this->db->protect_identifiers($this->db->database).'.'.$this->db->protect_identifiers($table)); // No result means the table name was invalid if ($query === FALSE) @@ -121,7 +78,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { if ($add_drop == TRUE) { - $output .= 'DROP TABLE IF EXISTS '.$table.';'.$newline.$newline; + $output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline; } $i = 0; @@ -141,7 +98,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Grab all the data from the current table - $query = $this->db->query("SELECT * FROM $table"); + $query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table)); if ($query->num_rows() == 0) { @@ -149,7 +106,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Fetch the field names and determine if the field is an - // integer type. We use this info to decide whether to + // integer type. We use this info to decide whether to // surround the data with quotes or not $i = 0; @@ -158,20 +115,17 @@ class CI_DB_mysql_utility extends CI_DB_utility { while ($field = mysql_fetch_field($query->result_id)) { // Most versions of MySQL store timestamp as a string - $is_int[$i] = (in_array( - strtolower(mysql_field_type($query->result_id, $i)), - array('tinyint', 'smallint', 'mediumint', 'int', 'bigint'), //, 'timestamp'), - TRUE) - ) ? TRUE : FALSE; + $is_int[$i] = in_array(strtolower(mysql_field_type($query->result_id, $i)), + array('tinyint', 'smallint', 'mediumint', 'int', 'bigint'), //, 'timestamp'), + TRUE); // Create a string of field names - $field_str .= '`'.$field->name.'`, '; + $field_str .= $this->db->protect_identifiers($field->name).', '; $i++; } // Trim off the end comma - $field_str = preg_replace( "/, $/" , "" , $field_str); - + $field_str = preg_replace('/, $/' , '', $field_str); // Build the insert string foreach ($query->result_array() as $row) @@ -189,14 +143,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { else { // Escape the data if it's not an integer - if ($is_int[$i] == FALSE) - { - $val_str .= $this->db->escape($v); - } - else - { - $val_str .= $v; - } + $val_str .= ($is_int[$i] == FALSE) ? $this->db->escape($v) : $v; } // Append a comma @@ -205,10 +152,10 @@ class CI_DB_mysql_utility extends CI_DB_utility { } // Remove the comma at the end of the string - $val_str = preg_replace( "/, $/" , "" , $val_str); + $val_str = preg_replace('/, $/' , '', $val_str); // Build the INSERT string - $output .= 'INSERT INTO '.$table.' ('.$field_str.') VALUES ('.$val_str.');'.$newline; + $output .= 'INSERT INTO '.$this->db->protect_identifiers($table).' ('.$field_str.') VALUES ('.$val_str.');'.$newline; } $output .= $newline.$newline; @@ -216,6 +163,7 @@ class CI_DB_mysql_utility extends CI_DB_utility { return $output; } + } /* End of file mysql_utility.php */ |