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-rw-r--r--system/database/DB_active_rec.php40
-rw-r--r--system/database/DB_driver.php263
-rw-r--r--system/database/drivers/mssql/mssql_driver.php7
-rw-r--r--system/database/drivers/mysqli/mysqli_driver.php30
-rw-r--r--system/database/drivers/mysqli/mysqli_result.php16
-rw-r--r--system/database/drivers/pdo/pdo_driver.php2
-rw-r--r--system/database/drivers/sqlsrv/sqlsrv_driver.php29
7 files changed, 161 insertions, 226 deletions
diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php
index fe591dda1..b324226ab 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_active_rec.php
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Active Record Class
*
@@ -422,7 +420,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
foreach ($key as $k => $v)
{
- $prefix = (count($this->ar_where) === 0 AND count($this->ar_cache_where) === 0) ? '' : $type;
+ $prefix = (count($this->ar_where) === 0 && count($this->ar_cache_where) === 0) ? '' : $type;
if (is_null($v) && ! $this->_has_operator($k))
{
@@ -537,7 +535,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* @param string The field to search
* @param array The values searched on
- * @param boolean If the statement would be IN or NOT IN
+ * @param bool If the statement would be IN or NOT IN
* @param string
* @return object
*/
@@ -719,7 +717,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
{
$type = $this->_group_get_type($type);
$this->ar_where_group_started = TRUE;
- $prefix = (count($this->ar_where) === 0 AND count($this->ar_cache_where) === 0) ? '' : $type;
+ $prefix = (count($this->ar_where) === 0 && count($this->ar_cache_where) === 0) ? '' : $type;
$this->ar_where[] = $value = $prefix.$not.str_repeat(' ', ++$this->ar_where_group_count).' (';
if ($this->ar_caching)
@@ -984,8 +982,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Sets the LIMIT value
*
- * @param integer the limit value
- * @param integer the offset value
+ * @param int the limit value
+ * @param int the offset value
* @return object
*/
public function limit($value, $offset = NULL)
@@ -1005,7 +1003,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
/**
* Sets the OFFSET value
*
- * @param integer the offset value
+ * @param int the offset value
* @return object
*/
public function offset($offset)
@@ -1021,7 +1019,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* @param mixed
* @param string
- * @param boolean
+ * @param bool
* @return object
*/
public function set($key, $value = '', $escape = TRUE)
@@ -1055,9 +1053,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Compiles a SELECT query string and returns the sql.
*
- * @access public
* @param string the table name to select from (optional)
- * @param boolean TRUE: resets AR values; FALSE: leave AR vaules alone
+ * @param bool TRUE: resets AR values; FALSE: leave AR vaules alone
* @return string
*/
public function get_compiled_select($table = '', $reset = TRUE)
@@ -1226,7 +1223,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* @param mixed
* @param string
- * @param boolean
+ * @param bool
* @return object
*/
public function set_insert_batch($key, $value = '', $escape = TRUE)
@@ -1283,9 +1280,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Compiles an insert query and returns the sql
*
- * @access public
* @param string the table to insert into
- * @param boolean TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset AR values; FALSE: leave AR values alone
* @return string
*/
public function get_compiled_insert($table = '', $reset = TRUE)
@@ -1316,7 +1312,6 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Compiles an insert string and runs the query
*
- * @access public
* @param string the table to insert data into
* @param array an associative array of insert values
* @return object
@@ -1352,7 +1347,6 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* validate that the there data is actually being set and that table
* has been chosen to be inserted into.
*
- * @access public
* @param string the table to insert data into
* @return string
*/
@@ -1423,9 +1417,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Compiles an update query and returns the sql
*
- * @access public
* @param string the table to update
- * @param boolean TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset AR values; FALSE: leave AR values alone
* @return string
*/
public function get_compiled_update($table = '', $reset = TRUE)
@@ -1499,7 +1492,6 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* validate that data is actually being set and that a table has been
* chosen to be update.
*
- * @access public
* @param string the table to update data on
* @return bool
*/
@@ -1584,7 +1576,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* @param array
* @param string
- * @param boolean
+ * @param bool
* @return object
*/
public function set_update_batch($key, $index = '', $escape = TRUE)
@@ -1696,9 +1688,8 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Compiles a delete query string and returns the sql
*
- * @access public
* @param string the table to delete from
- * @param boolean TRUE: reset AR values; FALSE: leave AR values alone
+ * @param bool TRUE: reset AR values; FALSE: leave AR values alone
* @return string
*/
public function get_compiled_delete($table = '', $reset = TRUE)
@@ -1719,7 +1710,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
* @param mixed the table(s) to delete from. String or array
* @param mixed the where clause
* @param mixed the limit clause
- * @param boolean
+ * @param bool
* @return object
*/
public function delete($table = '', $where = '', $limit = NULL, $reset_data = TRUE)
@@ -2062,7 +2053,6 @@ abstract class CI_DB_active_record extends CI_DB_driver {
*
* Empties the AR cache
*
- * @access public
* @return void
*/
public function flush_cache()
@@ -2114,7 +2104,7 @@ abstract class CI_DB_active_record extends CI_DB_driver {
// If we are "protecting identifiers" we need to examine the "from"
// portion of the query to determine if there are any aliases
- if ($this->_protect_identifiers === TRUE AND count($this->ar_cache_from) > 0)
+ if ($this->_protect_identifiers === TRUE && count($this->ar_cache_from) > 0)
{
$this->_track_aliases($this->ar_from);
}
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 373744100..9347ce3e1 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -99,9 +99,13 @@ abstract class CI_DB_driver {
*/
public function initialize()
{
- // If an existing connection resource is available
- // there is no need to connect and select the database
- if (is_resource($this->conn_id) OR is_object($this->conn_id))
+ /* If an established connection is available, then there's
+ * no need to connect and select the database.
+ *
+ * Depending on the database driver, conn_id can be either
+ * boolean TRUE, a resource or an object.
+ */
+ if ($this->conn_id)
{
return TRUE;
}
@@ -283,17 +287,13 @@ abstract class CI_DB_driver {
{
log_message('error', 'Invalid query: '.$sql);
- if ($this->db_debug)
- {
- return $this->display_error('db_invalid_query');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_invalid_query') : FALSE;
}
// Verify table prefix and replace if necessary
- if ( ($this->dbprefix != '' AND $this->swap_pre != '') AND ($this->dbprefix != $this->swap_pre) )
+ if ($this->dbprefix != '' && $this->swap_pre != '' && $this->dbprefix != $this->swap_pre)
{
- $sql = preg_replace("/(\W)".$this->swap_pre."(\S+?)/", "\\1".$this->dbprefix."\\2", $sql);
+ $sql = preg_replace('/(\W)'.$this->swap_pre.'(\S+?)/', '\\1'.$this->dbprefix.'\\2', $sql);
}
// Compile binds if needed
@@ -305,15 +305,12 @@ abstract class CI_DB_driver {
// Is query caching enabled? If the query is a "read type"
// we will load the caching class and return the previously
// cached query if it exists
- if ($this->cache_on == TRUE AND stristr($sql, 'SELECT'))
+ if ($this->cache_on == TRUE && stripos($sql, 'SELECT') !== FALSE && $this->_cache_init())
{
- if ($this->_cache_init())
+ $this->load_rdriver();
+ if (FALSE !== ($cache = $this->CACHE->read($sql)))
{
- $this->load_rdriver();
- if (FALSE !== ($cache = $this->CACHE->read($sql)))
- {
- return $cache;
- }
+ return $cache;
}
}
@@ -352,13 +349,7 @@ abstract class CI_DB_driver {
$this->trans_complete();
// Display errors
- return $this->display_error(
- array(
- 'Error Number: '.$error['code'],
- $error['message'],
- $sql
- )
- );
+ return $this->display_error(array('Error Number: '.$error['code'], $error['message'], $sql));
}
return FALSE;
@@ -382,7 +373,7 @@ abstract class CI_DB_driver {
{
// If caching is enabled we'll auto-cleanup any
// existing files related to this particular URI
- if ($this->cache_on == TRUE AND $this->cache_autodel == TRUE AND $this->_cache_init())
+ if ($this->cache_on == TRUE && $this->cache_autodel == TRUE && $this->_cache_init())
{
$this->CACHE->delete();
}
@@ -402,9 +393,9 @@ abstract class CI_DB_driver {
$driver = $this->load_rdriver();
$RES = new $driver($this);
- // Is query caching enabled? If so, we'll serialize the
+ // Is query caching enabled? If so, we'll serialize the
// result object and save it to a cache file.
- if ($this->cache_on == TRUE AND $this->_cache_init())
+ if ($this->cache_on == TRUE && $this->_cache_init())
{
// We'll create a new instance of the result object
// only without the platform specific driver since
@@ -606,7 +597,8 @@ abstract class CI_DB_driver {
// The count of bind should be 1 less then the count of segments
// If there are more bind arguments trim it down
- if (count($binds) >= count($segments)) {
+ if (count($binds) >= count($segments))
+ {
$binds = array_slice($binds, 0, count($segments)-1);
}
@@ -615,8 +607,7 @@ abstract class CI_DB_driver {
$i = 0;
foreach ($binds as $bind)
{
- $result .= $this->escape($bind);
- $result .= $segments[++$i];
+ $result .= $this->escape($bind).$segments[++$i];
}
return $result;
@@ -687,15 +678,15 @@ abstract class CI_DB_driver {
{
if (is_string($str) OR method_exists($str, '__toString'))
{
- $str = "'".$this->escape_str($str)."'";
+ return "'".$this->escape_str($str)."'";
}
elseif (is_bool($str))
{
- $str = ($str === FALSE) ? 0 : 1;
+ return ($str === FALSE) ? 0 : 1;
}
elseif (is_null($str))
{
- $str = 'NULL';
+ return 'NULL';
}
return $str;
@@ -731,13 +722,7 @@ abstract class CI_DB_driver {
public function primary($table = '')
{
$fields = $this->list_fields($table);
-
- if ( ! is_array($fields))
- {
- return FALSE;
- }
-
- return current($fields);
+ return is_array($fields) ? current($fields) : FALSE;
}
// --------------------------------------------------------------------
@@ -757,35 +742,40 @@ abstract class CI_DB_driver {
if (FALSE === ($sql = $this->_list_tables($constrain_by_prefix)))
{
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE;
}
- $retval = array();
+ $this->data_cache['table_names'] = array();
$query = $this->query($sql);
- if ($query->num_rows() > 0)
+ foreach ($query->result_array() as $row)
{
- $table = FALSE;
- $rows = $query->result_array();
- $key = (($row = current($rows)) && in_array('table_name', array_map('strtolower', array_keys($row))));
-
- if ($key)
+ // Do we know from which column to get the table name?
+ if ( ! isset($key))
{
- $table = array_key_exists('TABLE_NAME', $row) ? 'TABLE_NAME' : 'table_name';
+ if (isset($row['table_name']))
+ {
+ $key = 'table_name';
+ }
+ elseif (isset($row['TABLE_NAME']))
+ {
+ $key = 'TABLE_NAME';
+ }
+ else
+ {
+ /* We have no other choice but to just get the first element's key.
+ * Due to array_shift() accepting it's argument by reference, if
+ * E_STRICT is on, this would trigger a warning. So we'll have to
+ * assign it first.
+ */
+ $key = array_keys($row);
+ $key = array_shift($key);
+ }
}
- foreach ($rows as $row)
- {
- $retval[] = ( ! $table) ? current($row) : $row[$table];
- }
+ $this->data_cache['table_names'][] = $row[$key];
}
- $this->data_cache['table_names'] = $retval;
-
return $this->data_cache['table_names'];
}
@@ -819,38 +809,45 @@ abstract class CI_DB_driver {
if ($table == '')
{
- if ($this->db_debug)
- {
- return $this->display_error('db_field_param_missing');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
}
if (FALSE === ($sql = $this->_list_columns($table)))
{
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE;
}
$query = $this->query($sql);
+ $this->data_cache['field_names'][$table] = array();
- $retval = array();
foreach ($query->result_array() as $row)
{
- if (isset($row['COLUMN_NAME']))
- {
- $retval[] = $row['COLUMN_NAME'];
- }
- else
+ // Do we know from where to get the column's name?
+ if ( ! isset($key))
{
- $retval[] = current($row);
+ if (isset($row['column_name']))
+ {
+ $key = 'column_name';
+ }
+ elseif (isset($row['COLUMN_NAME']))
+ {
+ $key = 'COLUMN_NAME';
+ }
+ else
+ {
+ /* We have no other choice but to just get the first element's key.
+ * Due to array_shift() accepting it's argument by reference, if
+ * E_STRICT is on, this would trigger a warning. So we'll have to
+ * assign it first.
+ */
+ $key = array_keys($row);
+ $key = array_shift($key);
+ }
}
+
+ $this->data_cache['field_names'][$table][] = $row[$key];
}
- $this->data_cache['field_names'][$table] = $retval;
return $this->data_cache['field_names'][$table];
}
@@ -865,7 +862,7 @@ abstract class CI_DB_driver {
*/
public function field_exists($field_name, $table_name)
{
- return ( ! in_array($field_name, $this->list_fields($table_name))) ? FALSE : TRUE;
+ return in_array($field_name, $this->list_fields($table_name));
}
// --------------------------------------------------------------------
@@ -880,15 +877,10 @@ abstract class CI_DB_driver {
{
if ($table == '')
{
- if ($this->db_debug)
- {
- return $this->display_error('db_field_param_missing');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE;
}
$query = $this->query($this->_field_data($this->protect_identifiers($table, TRUE, NULL, FALSE)));
-
return $query->field_data();
}
@@ -903,8 +895,7 @@ abstract class CI_DB_driver {
*/
public function insert_string($table, $data)
{
- $fields = array();
- $values = array();
+ $fields = $values = array();
foreach ($data as $key => $val)
{
@@ -977,13 +968,7 @@ abstract class CI_DB_driver {
*/
protected function _has_operator($str)
{
- $str = trim($str);
- if ( ! preg_match("/(\s|<|>|!|=|is null|is not null)/i", $str))
- {
- return FALSE;
- }
-
- return TRUE;
+ return (bool) preg_match('/(\s|<|>|!|=|IS NULL|IS NOT NULL)/i', trim($str));
}
// --------------------------------------------------------------------
@@ -1006,25 +991,12 @@ abstract class CI_DB_driver {
if ( ! function_exists($function))
{
- if ($this->db_debug)
- {
- return $this->display_error('db_unsupported_function');
- }
- return FALSE;
+ return ($this->db_debug) ? $this->display_error('db_unsupported_function') : FALSE;
}
- else
- {
- $args = (func_num_args() > 1) ? array_splice(func_get_args(), 1) : null;
- if (is_null($args))
- {
- return call_user_func($function);
- }
- else
- {
- return call_user_func_array($function, $args);
- }
- }
+ return (func_num_args() > 1)
+ ? call_user_func_array($function, array_splice(func_get_args(), 1))
+ : call_user_func($function);
}
// --------------------------------------------------------------------
@@ -1049,8 +1021,7 @@ abstract class CI_DB_driver {
*/
public function cache_on()
{
- $this->cache_on = TRUE;
- return TRUE;
+ return $this->cache_on = TRUE;
}
// --------------------------------------------------------------------
@@ -1062,8 +1033,7 @@ abstract class CI_DB_driver {
*/
public function cache_off()
{
- $this->cache_on = FALSE;
- return FALSE;
+ return $this->cache_on = FALSE;
}
@@ -1076,11 +1046,9 @@ abstract class CI_DB_driver {
*/
public function cache_delete($segment_one = '', $segment_two = '')
{
- if ( ! $this->_cache_init())
- {
- return FALSE;
- }
- return $this->CACHE->delete($segment_one, $segment_two);
+ return ($this->_cache_init())
+ ? $this->CACHE->delete($segment_one, $segment_two)
+ : FALSE;
}
// --------------------------------------------------------------------
@@ -1092,12 +1060,9 @@ abstract class CI_DB_driver {
*/
public function cache_delete_all()
{
- if ( ! $this->_cache_init())
- {
- return FALSE;
- }
-
- return $this->CACHE->delete_all();
+ return ($this->_cache_init())
+ ? $this->CACHE->delete_all()
+ : FALSE;
}
// --------------------------------------------------------------------
@@ -1109,18 +1074,17 @@ abstract class CI_DB_driver {
*/
protected function _cache_init()
{
- if (is_object($this->CACHE) AND class_exists('CI_DB_Cache'))
- {
- return TRUE;
- }
-
- if ( ! class_exists('CI_DB_Cache'))
+ if (class_exists('CI_DB_Cache'))
{
- if ( ! @include(BASEPATH.'database/DB_cache.php'))
+ if (is_object($this->CACHE))
{
- return $this->cache_off();
+ return TRUE;
}
}
+ elseif ( ! @include_once(BASEPATH.'database/DB_cache.php'))
+ {
+ return $this->cache_off();
+ }
$this->CACHE = new CI_DB_Cache($this); // pass db object to support multiple db connections and returned db objects
return TRUE;
@@ -1135,11 +1099,11 @@ abstract class CI_DB_driver {
*/
public function close()
{
- if (is_resource($this->conn_id) OR is_object($this->conn_id))
+ if ($this->conn_id)
{
$this->_close($this->conn_id);
+ $this->conn_id = FALSE;
}
- $this->conn_id = FALSE;
}
// --------------------------------------------------------------------
@@ -1171,9 +1135,7 @@ abstract class CI_DB_driver {
// Find the most likely culprit of the error by going through
// the backtrace until the source file is no longer in the
// database folder.
-
$trace = debug_backtrace();
-
foreach ($trace as $call)
{
if (isset($call['file']) && strpos($call['file'], BASEPATH.'database') === FALSE)
@@ -1181,7 +1143,6 @@ abstract class CI_DB_driver {
// Found it - use a relative path for safety
$message[] = 'Filename: '.str_replace(array(BASEPATH, APPPATH), '', $call['file']);
$message[] = 'Line Number: '.$call['line'];
-
break;
}
}
@@ -1199,7 +1160,7 @@ abstract class CI_DB_driver {
* This function is used extensively by the Active Record class, and by
* a couple functions in this class.
* It takes a column or table name (optionally with an alias) and inserts
- * the table prefix onto it. Some logic is necessary in order to deal with
+ * the table prefix onto it. Some logic is necessary in order to deal with
* column names that include the path. Consider a query like this:
*
* SELECT * FROM hostname.database.table.column AS c FROM hostname.database.table
@@ -1242,12 +1203,15 @@ abstract class CI_DB_driver {
// If the item has an alias declaration we remove it and set it aside.
// Basically we remove everything to the right of the first space
- $alias = '';
if (strpos($item, ' ') !== FALSE)
{
- $alias = strstr($item, " ");
+ $alias = strstr($item, ' ');
$item = substr($item, 0, - strlen($alias));
}
+ else
+ {
+ $alias = '';
+ }
// This is basically a bug fix for queries that use MAX, MIN, etc.
// If a parenthesis is found we know that we do not need to
@@ -1282,6 +1246,7 @@ abstract class CI_DB_driver {
$item = implode('.', $parts);
}
+
return $item.$alias;
}
@@ -1316,13 +1281,12 @@ abstract class CI_DB_driver {
}
// Verify table prefix and replace if necessary
- if ($this->swap_pre != '' && strncmp($parts[$i], $this->swap_pre, strlen($this->swap_pre)) === 0)
+ if ($this->swap_pre != '' && strpos($parts[$i], $this->swap_pre) === 0)
{
- $parts[$i] = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $parts[$i]);
+ $parts[$i] = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $parts[$i]);
}
-
// We only add the table prefix if it does not already exist
- if (substr($parts[$i], 0, strlen($this->dbprefix)) != $this->dbprefix)
+ elseif (strpos($parts[$i], $this->dbprefix) !== 0)
{
$parts[$i] = $this->dbprefix.$parts[$i];
}
@@ -1343,19 +1307,18 @@ abstract class CI_DB_driver {
if ($this->dbprefix != '')
{
// Verify table prefix and replace if necessary
- if ($this->swap_pre != '' && strncmp($item, $this->swap_pre, strlen($this->swap_pre)) === 0)
+ if ($this->swap_pre != '' && strpos($item, $this->swap_pre) === 0)
{
- $item = preg_replace("/^".$this->swap_pre."(\S+?)/", $this->dbprefix."\\1", $item);
+ $item = preg_replace('/^'.$this->swap_pre.'(\S+?)/', $this->dbprefix.'\\1', $item);
}
-
// Do we prefix an item with no segments?
- if ($prefix_single == TRUE AND substr($item, 0, strlen($this->dbprefix)) != $this->dbprefix)
+ elseif ($prefix_single == TRUE && strpos($item, $this->dbprefix) !== 0)
{
$item = $this->dbprefix.$item;
}
}
- if ($protect_identifiers === TRUE AND ! in_array($item, $this->_reserved_identifiers))
+ if ($protect_identifiers === TRUE && ! in_array($item, $this->_reserved_identifiers))
{
$item = $this->_escape_identifiers($item);
}
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index f2933fe43..81af6cd72 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -52,10 +52,10 @@ class CI_DB_mssql_driver extends CI_DB {
/**
* The syntax to count rows is slightly different across different
* database engines, so this string appears in each driver and is
- * used for the count_all() and count_all_results() functions.
+ * used for the count_all() and count_all_results() methods.
*/
protected $_count_string = 'SELECT COUNT(*) AS ';
- protected $_random_keyword = ' ASC'; // not currently supported
+ protected $_random_keyword = ' NEWID()';
/**
* Non-persistent database connection
@@ -539,13 +539,12 @@ class CI_DB_mssql_driver extends CI_DB {
*
* Generates a platform-specific delete string from the supplied data
*
- * @access public
* @param string the table name
* @param array the where clause
* @param string the limit clause
* @return string
*/
- function _delete($table, $where = array(), $like = array(), $limit = FALSE)
+ protected function _delete($table, $where = array(), $like = array(), $limit = FALSE)
{
$conditions = '';
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 4c5d52127..47b0449d6 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -72,8 +72,8 @@ class CI_DB_mysqli_driver extends CI_DB {
public function db_connect()
{
return ($this->port != '')
- ? @mysqli_connect($this->hostname, $this->username, $this->password, $this->database, $this->port)
- : @mysqli_connect($this->hostname, $this->username, $this->password, $this->database);
+ ? @new mysqli($this->hostname, $this->username, $this->password, $this->database, $this->port)
+ : @new mysqli($this->hostname, $this->username, $this->password, $this->database);
}
// --------------------------------------------------------------------
@@ -92,8 +92,8 @@ class CI_DB_mysqli_driver extends CI_DB {
}
return ($this->port != '')
- ? @mysqli_connect('p:'.$this->hostname, $this->username, $this->password, $this->database, $this->port)
- : @mysqli_connect('p:'.$this->hostname, $this->username, $this->password, $this->database);
+ ? @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database, $this->port)
+ : @new mysqli('p:'.$this->hostname, $this->username, $this->password, $this->database);
}
// --------------------------------------------------------------------
@@ -108,7 +108,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
public function reconnect()
{
- if (mysqli_ping($this->conn_id) === FALSE)
+ if ($this->conn_id !== FALSE && $this->conn_id->ping() === FALSE)
{
$this->conn_id = FALSE;
}
@@ -129,7 +129,7 @@ class CI_DB_mysqli_driver extends CI_DB {
$database = $this->database;
}
- if (@mysqli_select_db($this->conn_id, $database))
+ if (@$this->conn_id->select_db($database))
{
$this->database = $database;
return TRUE;
@@ -148,7 +148,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
protected function _db_set_charset($charset)
{
- return @mysqli_set_charset($this->conn_id, $charset);
+ return @$this->conn_id->set_charset($charset);
}
// --------------------------------------------------------------------
@@ -162,7 +162,7 @@ class CI_DB_mysqli_driver extends CI_DB {
{
return isset($this->data_cache['version'])
? $this->data_cache['version']
- : $this->data_cache['version'] = @mysqli_get_server_info($this->conn_id);
+ : $this->data_cache['version'] = $this->conn_id->server_info;
}
// --------------------------------------------------------------------
@@ -175,7 +175,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
protected function _execute($sql)
{
- return @mysqli_query($this->conn_id, $this->_prep_query($sql));
+ return @$this->conn_id->query($this->_prep_query($sql));
}
// --------------------------------------------------------------------
@@ -286,7 +286,7 @@ class CI_DB_mysqli_driver extends CI_DB {
return $str;
}
- $str = is_object($this->conn_id) ? mysqli_real_escape_string($this->conn_id, $str) : addslashes($str);
+ $str = is_object($this->conn_id) ? $this->conn_id->real_escape_string($str) : addslashes($str);
// escape LIKE condition wildcards
if ($like === TRUE)
@@ -306,7 +306,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
public function affected_rows()
{
- return @mysqli_affected_rows($this->conn_id);
+ return $this->conn_id->affected_rows;
}
// --------------------------------------------------------------------
@@ -318,7 +318,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
public function insert_id()
{
- return @mysqli_insert_id($this->conn_id);
+ return $this->conn_id->insert_id;
}
// --------------------------------------------------------------------
@@ -357,7 +357,6 @@ class CI_DB_mysqli_driver extends CI_DB {
*
* Generates a platform-specific query string so that the table names can be fetched
*
- * @access private
* @param bool
* @return string
*/
@@ -434,7 +433,7 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
public function error()
{
- return array('code' => mysqli_errno($this->conn_id), 'message' => mysqli_error($this->conn_id));
+ return array('code' => $this->conn_id->errno, 'message' => $this->conn_id->error);
}
// --------------------------------------------------------------------
@@ -691,7 +690,8 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
protected function _close($conn_id)
{
- @mysqli_close($conn_id);
+ $this->conn_id->close();
+ $this->conn_id = FALSE;
}
}
diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php
index 83d88aae3..cf0362217 100644
--- a/system/database/drivers/mysqli/mysqli_result.php
+++ b/system/database/drivers/mysqli/mysqli_result.php
@@ -43,7 +43,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
*/
public function num_rows()
{
- return @mysqli_num_rows($this->result_id);
+ return $this->result_id->num_rows;
}
// --------------------------------------------------------------------
@@ -55,7 +55,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
*/
public function num_fields()
{
- return @mysqli_num_fields($this->result_id);
+ return $this->result_id->field_count;
}
// --------------------------------------------------------------------
@@ -70,7 +70,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
public function list_fields()
{
$field_names = array();
- while ($field = mysqli_fetch_field($this->result_id))
+ while ($field = $this->result_id->fetch_field())
{
$field_names[] = $field->name;
}
@@ -90,7 +90,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
public function field_data()
{
$retval = array();
- $field_data = mysqli_fetch_fields($this->result_id);
+ $field_data = $this->result_id->fetch_fields();
for ($i = 0, $c = count($field_data); $i < $c; $i++)
{
$retval[$i] = new stdClass();
@@ -115,7 +115,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
{
if (is_object($this->result_id))
{
- mysqli_free_result($this->result_id);
+ $this->result_id->free();
$this->result_id = FALSE;
}
}
@@ -133,7 +133,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
*/
protected function _data_seek($n = 0)
{
- return mysqli_data_seek($this->result_id, $n);
+ return $this->result_id->data_seek($n);
}
// --------------------------------------------------------------------
@@ -147,7 +147,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
*/
protected function _fetch_assoc()
{
- return mysqli_fetch_assoc($this->result_id);
+ return $this->result_id->fetch_assoc();
}
// --------------------------------------------------------------------
@@ -161,7 +161,7 @@ class CI_DB_mysqli_result extends CI_DB_result {
*/
protected function _fetch_object()
{
- return mysqli_fetch_object($this->result_id);
+ return $this->result_id->fetch_object();
}
}
diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php
index 19338e30f..f336eb0ab 100644
--- a/system/database/drivers/pdo/pdo_driver.php
+++ b/system/database/drivers/pdo/pdo_driver.php
@@ -484,7 +484,7 @@ class CI_DB_pdo_driver extends CI_DB {
* @param string
* @return string
*/
- function count_all($table = '')
+ public function count_all($table = '')
{
if ($table == '')
{
diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php
index 9f2f88699..bb4f009bc 100644
--- a/system/database/drivers/sqlsrv/sqlsrv_driver.php
+++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php
@@ -55,7 +55,7 @@ class CI_DB_sqlsrv_driver extends CI_DB {
* used for the count_all() and count_all_results() functions.
*/
protected $_count_string = 'SELECT COUNT(*) AS ';
- protected $_random_keyword = ' ASC'; // not currently supported
+ protected $_random_keyword = ' NEWID()'; // not currently supported
/**
* Non-persistent database connection
@@ -68,12 +68,12 @@ class CI_DB_sqlsrv_driver extends CI_DB {
$character_set = (0 === strcasecmp('utf8', $this->char_set)) ? 'UTF-8' : $this->char_set;
$connection = array(
- 'UID' => empty($this->username) ? '' : $this->username,
- 'PWD' => empty($this->password) ? '' : $this->password,
- 'Database' => $this->database,
- 'ConnectionPooling' => $pooling ? 1 : 0,
+ 'UID' => empty($this->username) ? '' : $this->username,
+ 'PWD' => empty($this->password) ? '' : $this->password,
+ 'Database' => $this->database,
+ 'ConnectionPooling' => $pooling ? 1 : 0,
'CharacterSet' => $character_set,
- 'ReturnDatesAsStrings' => 1
+ 'ReturnDatesAsStrings' => 1
);
// If the username and password are both empty, assume this is a
@@ -259,23 +259,6 @@ class CI_DB_sqlsrv_driver extends CI_DB {
// --------------------------------------------------------------------
/**
- * Parse major version
- *
- * Grabs the major version number from the
- * database server version string passed in.
- *
- * @param string $version
- * @return int major version number
- */
- protected function _parse_major_version($version)
- {
- preg_match('/([0-9]+)\.([0-9]+)\.([0-9]+)/', $version, $ver_info);
- return $ver_info[1]; // return the major version b/c that's all we're interested in.
- }
-
- // --------------------------------------------------------------------
-
- /**
* Database version number
*
* @return string