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authorAnton Lindqvist <anton@qvister.se>2012-06-08 10:09:47 +0200
committerAnton Lindqvist <anton@qvister.se>2012-06-08 10:09:47 +0200
commit94c6b1f1c02466178c1f8e144542d753f27dd3d8 (patch)
tree8e8ca4b8383e2481b0a689fd07fc230013531822 /system/database/drivers/pdo/pdo_driver.php
parent6581cac4d2b5fef69478ce1a5c3464200bfcbba5 (diff)
parentc78e56a7df140ee777ffc67687877f3e70c77e28 (diff)
Merge branch 'develop' of https://github.com/EllisLab/CodeIgniter into develop
Conflicts: system/libraries/Cache/Cache.php
Diffstat (limited to 'system/database/drivers/pdo/pdo_driver.php')
-rw-r--r--system/database/drivers/pdo/pdo_driver.php96
1 files changed, 15 insertions, 81 deletions
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 60151b900..e25013a52 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -29,7 +29,7 @@
* PDO Database Adapter Class
*
* Note: _DB is an extender class that the app controller
- * creates dynamically based on whether the active record
+ * creates dynamically based on whether the query builder
* class is being used or not.
*
* @package CodeIgniter
@@ -65,7 +65,7 @@ class CI_DB_pdo_driver extends CI_DB {
{
parent::__construct($params);
- if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) == 2)
+ if (preg_match('/([^;]+):/', $this->dsn, $match) && count($match) === 2)
{
// If there is a minimum valid dsn string pattern found, we're done
// This is for general PDO users, who tend to have a full DSN string.
@@ -79,13 +79,13 @@ class CI_DB_pdo_driver extends CI_DB {
// clause and character used for LIKE escape sequences
// this one depends on the driver being used
- if ($this->pdodriver == 'mysql')
+ if ($this->pdodriver === 'mysql')
{
$this->_escape_char = '`';
$this->_like_escape_str = '';
- $this->_like_escape_chr = '';
+ $this->_like_escape_chr = '\\';
}
- elseif ($this->pdodriver == 'odbc')
+ elseif ($this->pdodriver === 'odbc')
{
$this->_like_escape_str = " {escape '%s'} ";
}
@@ -225,7 +225,7 @@ class CI_DB_pdo_driver extends CI_DB {
*
* Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php
*/
- if ($this->subdriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set))
+ if ($this->pdodriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set))
{
$this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set
.( ! empty($this->db_collat) ? " COLLATE '".$this->dbcollat."'" : '');
@@ -409,38 +409,6 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * "Count All" query
- *
- * Generates a platform-specific query string that counts all records in
- * the specified database
- *
- * @param string
- * @return string
- */
- public function count_all($table = '')
- {
- if ($table == '')
- {
- return 0;
- }
-
- $sql = $this->_count_string.$this->protect_identifiers('numrows').' FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE);
- $query = $this->query($sql);
-
- if ($query->num_rows() == 0)
- {
- return 0;
- }
-
- $row = $query->row();
- $this->_reset_select();
-
- return (int) $row->numrows;
- }
-
- // --------------------------------------------------------------------
-
- /**
* Show table query
*
* Generates a platform-specific query string so that the table names can be fetched
@@ -450,12 +418,12 @@ class CI_DB_pdo_driver extends CI_DB {
*/
protected function _list_tables($prefix_limit = FALSE)
{
- if ($this->pdodriver == 'pgsql')
+ if ($this->pdodriver === 'pgsql')
{
// Analog function to show all tables in postgre
$sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'";
}
- elseif ($this->pdodriver == 'sqlite')
+ elseif ($this->pdodriver === 'sqlite')
{
// Analog function to show all tables in sqlite
$sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'";
@@ -465,7 +433,7 @@ class CI_DB_pdo_driver extends CI_DB {
$sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database);
}
- if ($prefix_limit !== FALSE AND $this->dbprefix != '')
+ if ($prefix_limit !== FALSE AND $this->dbprefix !== '')
{
return FALSE;
}
@@ -500,17 +468,17 @@ class CI_DB_pdo_driver extends CI_DB {
*/
protected function _field_data($table)
{
- if ($this->pdodriver == 'mysql' or $this->pdodriver == 'pgsql')
+ if ($this->pdodriver === 'mysql' or $this->pdodriver === 'pgsql')
{
// Analog function for mysql and postgre
return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1';
}
- elseif ($this->pdodriver == 'oci')
+ elseif ($this->pdodriver === 'oci')
{
// Analog function for oci
return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1';
}
- elseif ($this->pdodriver == 'sqlite')
+ elseif ($this->pdodriver === 'sqlite')
{
// Analog function for sqlite
return 'PRAGMA table_info('.$this->escape_identifiers($table).')';
@@ -551,27 +519,6 @@ class CI_DB_pdo_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * From Tables
- *
- * This function implicitly groups FROM tables so there is no confusion
- * about operator precedence in harmony with SQL standards
- *
- * @param array
- * @return string
- */
- protected function _from_tables($tables)
- {
- if ( ! is_array($tables))
- {
- $tables = array($tables);
- }
-
- return (count($tables) === 1) ? $tables[0] : '('.implode(', ', $tables).')';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Update_Batch statement
*
* Generates a platform-specific batch update string from the supplied data
@@ -584,7 +531,7 @@ class CI_DB_pdo_driver extends CI_DB {
protected function _update_batch($table, $values, $index, $where = NULL)
{
$ids = array();
- $where = ($where != '' && count($where) >=1) ? implode(" ", $where).' AND ' : '';
+ $where = ($where !== '' && count($where) >=1) ? implode(" ", $where).' AND ' : '';
foreach ($values as $key => $val)
{
@@ -592,7 +539,7 @@ class CI_DB_pdo_driver extends CI_DB {
foreach (array_keys($val) as $field)
{
- if ($field != $index)
+ if ($field !== $index)
{
$final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
}
@@ -652,7 +599,7 @@ class CI_DB_pdo_driver extends CI_DB {
*/
protected function _limit($sql, $limit, $offset)
{
- if ($this->pdodriver == 'cubrid' OR $this->pdodriver == 'sqlite')
+ if ($this->pdodriver === 'cubrid' OR $this->pdodriver === 'sqlite')
{
$offset = ($offset == 0) ? '' : $offset.', ';
@@ -667,19 +614,6 @@ class CI_DB_pdo_driver extends CI_DB {
}
}
- // --------------------------------------------------------------------
-
- /**
- * Close DB Connection
- *
- * @param object
- * @return void
- */
- protected function _close($conn_id)
- {
- $this->conn_id = NULL;
- }
-
}
/* End of file pdo_driver.php */