summaryrefslogtreecommitdiff
path: root/system/libraries/drivers/Database/Mysqli.php
diff options
context:
space:
mode:
Diffstat (limited to 'system/libraries/drivers/Database/Mysqli.php')
-rw-r--r--system/libraries/drivers/Database/Mysqli.php358
1 files changed, 0 insertions, 358 deletions
diff --git a/system/libraries/drivers/Database/Mysqli.php b/system/libraries/drivers/Database/Mysqli.php
deleted file mode 100644
index 0dd9f05c..00000000
--- a/system/libraries/drivers/Database/Mysqli.php
+++ /dev/null
@@ -1,358 +0,0 @@
-<?php defined('SYSPATH') OR die('No direct access allowed.');
-/**
- * MySQLi Database Driver
- *
- * $Id: Mysqli.php 4344 2009-05-11 16:41:39Z zombor $
- *
- * @package Core
- * @author Kohana Team
- * @copyright (c) 2007-2008 Kohana Team
- * @license http://kohanaphp.com/license.html
- */
-class Database_Mysqli_Driver extends Database_Mysql_Driver {
-
- // Database connection link
- protected $link;
- protected $db_config;
- protected $statements = array();
-
- /**
- * Sets the config for the class.
- *
- * @param array database configuration
- */
- public function __construct($config)
- {
- $this->db_config = $config;
-
- Kohana::log('debug', 'MySQLi Database Driver Initialized');
- }
-
- /**
- * Closes the database connection.
- */
- public function __destruct()
- {
- is_object($this->link) and $this->link->close();
- }
-
- public function connect()
- {
- // Check if link already exists
- if (is_object($this->link))
- return $this->link;
-
- // Import the connect variables
- extract($this->db_config['connection']);
-
- // Build the connection info
- $host = isset($host) ? $host : $socket;
-
- // Make the connection and select the database
- if ($this->link = new mysqli($host, $user, $pass, $database, $port))
- {
- if ($charset = $this->db_config['character_set'])
- {
- $this->set_charset($charset);
- }
-
- // Clear password after successful connect
- $this->db_config['connection']['pass'] = NULL;
-
- return $this->link;
- }
-
- return FALSE;
- }
-
- public function query($sql)
- {
- // Only cache if it's turned on, and only cache if it's not a write statement
- if ($this->db_config['cache'] AND ! preg_match('#\b(?:INSERT|UPDATE|REPLACE|SET|DELETE|TRUNCATE)\b#i', $sql))
- {
- $hash = $this->query_hash($sql);
-
- if ( ! isset($this->query_cache[$hash]))
- {
- // Set the cached object
- $this->query_cache[$hash] = new Kohana_Mysqli_Result($this->link, $this->db_config['object'], $sql);
- }
- else
- {
- // Rewind cached result
- $this->query_cache[$hash]->rewind();
- }
-
- // Return the cached query
- return $this->query_cache[$hash];
- }
-
- return new Kohana_Mysqli_Result($this->link, $this->db_config['object'], $sql);
- }
-
- public function set_charset($charset)
- {
- if ($this->link->set_charset($charset) === FALSE)
- throw new Kohana_Database_Exception('database.error', $this->show_error());
- }
-
- public function escape_str($str)
- {
- if (!$this->db_config['escape'])
- return $str;
-
- is_object($this->link) or $this->connect();
-
- return $this->link->real_escape_string($str);
- }
-
- public function show_error()
- {
- return $this->link->error;
- }
-
-} // End Database_Mysqli_Driver Class
-
-/**
- * MySQLi Result
- */
-class Kohana_Mysqli_Result extends Database_Result {
-
- // Database connection
- protected $link;
-
- // Data fetching types
- protected $fetch_type = 'mysqli_fetch_object';
- protected $return_type = MYSQLI_ASSOC;
-
- /**
- * Sets up the result variables.
- *
- * @param object database link
- * @param boolean return objects or arrays
- * @param string SQL query that was run
- */
- public function __construct($link, $object = TRUE, $sql)
- {
- $this->link = $link;
-
- if ( ! $this->link->multi_query($sql))
- {
- // SQL error
- throw new Kohana_Database_Exception('database.error', $this->link->error.' - '.$sql);
- }
- else
- {
- $this->result = $this->link->store_result();
-
- // If the query is an object, it was a SELECT, SHOW, DESCRIBE, EXPLAIN query
- if (is_object($this->result))
- {
- $this->current_row = 0;
- $this->total_rows = $this->result->num_rows;
- $this->fetch_type = ($object === TRUE) ? 'fetch_object' : 'fetch_array';
- }
- elseif ($this->link->error)
- {
- // SQL error
- throw new Kohana_Database_Exception('database.error', $this->link->error.' - '.$sql);
- }
- else
- {
- // Its an DELETE, INSERT, REPLACE, or UPDATE query
- $this->insert_id = $this->link->insert_id;
- $this->total_rows = $this->link->affected_rows;
- }
- }
-
- // Set result type
- $this->result($object);
-
- // Store the SQL
- $this->sql = $sql;
- }
-
- /**
- * Magic __destruct function, frees the result.
- */
- public function __destruct()
- {
- if (is_object($this->result))
- {
- $this->result->free_result();
-
- // this is kinda useless, but needs to be done to avoid the "Commands out of sync; you
- // can't run this command now" error. Basically, we get all results after the first one
- // (the one we actually need) and free them.
- if (is_resource($this->link) AND $this->link->more_results())
- {
- do
- {
- if ($result = $this->link->store_result())
- {
- $result->free_result();
- }
- } while ($this->link->next_result());
- }
- }
- }
-
- public function result($object = TRUE, $type = MYSQLI_ASSOC)
- {
- $this->fetch_type = ((bool) $object) ? 'fetch_object' : 'fetch_array';
-
- // This check has to be outside the previous statement, because we do not
- // know the state of fetch_type when $object = NULL
- // NOTE - The class set by $type must be defined before fetching the result,
- // autoloading is disabled to save a lot of stupid overhead.
- if ($this->fetch_type == 'fetch_object')
- {
- $this->return_type = (is_string($type) AND Kohana::auto_load($type)) ? $type : 'stdClass';
- }
- else
- {
- $this->return_type = $type;
- }
-
- return $this;
- }
-
- public function as_array($object = NULL, $type = MYSQLI_ASSOC)
- {
- return $this->result_array($object, $type);
- }
-
- public function result_array($object = NULL, $type = MYSQLI_ASSOC)
- {
- $rows = array();
-
- if (is_string($object))
- {
- $fetch = $object;
- }
- elseif (is_bool($object))
- {
- if ($object === TRUE)
- {
- $fetch = 'fetch_object';
-
- // NOTE - The class set by $type must be defined before fetching the result,
- // autoloading is disabled to save a lot of stupid overhead.
- $type = (is_string($type) AND Kohana::auto_load($type)) ? $type : 'stdClass';
- }
- else
- {
- $fetch = 'fetch_array';
- }
- }
- else
- {
- // Use the default config values
- $fetch = $this->fetch_type;
-
- if ($fetch == 'fetch_object')
- {
- $type = (is_string($type) AND Kohana::auto_load($type)) ? $type : 'stdClass';
- }
- }
-
- if ($this->result->num_rows)
- {
- // Reset the pointer location to make sure things work properly
- $this->result->data_seek(0);
-
- while ($row = $this->result->$fetch($type))
- {
- $rows[] = $row;
- }
- }
-
- return isset($rows) ? $rows : array();
- }
-
- public function list_fields()
- {
- $field_names = array();
- while ($field = $this->result->fetch_field())
- {
- $field_names[] = $field->name;
- }
-
- return $field_names;
- }
-
- public function seek($offset)
- {
- if ($this->offsetExists($offset) AND $this->result->data_seek($offset))
- {
- // Set the current row to the offset
- $this->current_row = $offset;
-
- return TRUE;
- }
-
- return FALSE;
- }
-
- public function offsetGet($offset)
- {
- if ( ! $this->seek($offset))
- return FALSE;
-
- // Return the row
- $fetch = $this->fetch_type;
- return $this->result->$fetch($this->return_type);
- }
-
-} // End Mysqli_Result Class
-
-/**
- * MySQLi Prepared Statement (experimental)
- */
-class Kohana_Mysqli_Statement {
-
- protected $link = NULL;
- protected $stmt;
- protected $var_names = array();
- protected $var_values = array();
-
- public function __construct($sql, $link)
- {
- $this->link = $link;
-
- $this->stmt = $this->link->prepare($sql);
-
- return $this;
- }
-
- public function __destruct()
- {
- $this->stmt->close();
- }
-
- // Sets the bind parameters
- public function bind_params($param_types, $params)
- {
- $this->var_names = array_keys($params);
- $this->var_values = array_values($params);
- call_user_func_array(array($this->stmt, 'bind_param'), array_merge($param_types, $var_names));
-
- return $this;
- }
-
- public function bind_result($params)
- {
- call_user_func_array(array($this->stmt, 'bind_result'), $params);
- }
-
- // Runs the statement
- public function execute()
- {
- foreach ($this->var_names as $key => $name)
- {
- $$name = $this->var_values[$key];
- }
- $this->stmt->execute();
- return $this->stmt;
- }
-}