summaryrefslogtreecommitdiffstats
path: root/system/database/drivers/pdo
diff options
context:
space:
mode:
Diffstat (limited to 'system/database/drivers/pdo')
-rw-r--r--system/database/drivers/pdo/pdo_driver.php96
-rw-r--r--system/database/drivers/pdo/pdo_forge.php81
-rw-r--r--system/database/drivers/pdo/pdo_result.php19
3 files changed, 45 insertions, 151 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)
- {
- $this->conn_id = NULL;
- }
-
}
/* End of file pdo_driver.php */
diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php
index ca8657a0f..56457505c 100644
--- a/system/database/drivers/pdo/pdo_forge.php
+++ b/system/database/drivers/pdo/pdo_forge.php
@@ -66,46 +66,38 @@ class CI_DB_pdo_forge extends CI_DB_forge {
// entered the field information, so we'll simply add it to the list
if (is_numeric($field))
{
- $sql .= "\n\t$attributes";
+ $sql .= "\n\t".$attributes;
}
else
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $numeric = array('SERIAL', 'INTEGER');
+ $numeric = array('SERIAL', 'INTEGER');
- $sql .= "\n\t".$this->db->protect_identifiers($field);
+ $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
- $sql .= ' '.$attributes['TYPE'];
-
- if (array_key_exists('CONSTRAINT', $attributes))
+ if ( ! empty($attributes['CONSTRAINT']))
{
// Exception for Postgre numeric which not too happy with constraint within those type
- if ( ! ($this->db->pdodriver == 'pgsql' && in_array($attributes['TYPE'], $numeric)))
+ if ( ! ($this->db->pdodriver === 'pgsql' && in_array($attributes['TYPE'], $numeric)))
{
$sql .= '('.$attributes['CONSTRAINT'].')';
}
}
- if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE)
+ if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE)
{
$sql .= ' UNSIGNED';
}
- if (array_key_exists('DEFAULT', $attributes))
+ if (isset($attributes['DEFAULT']))
{
- $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
+ $sql .= " DEFAULT '".$attributes['DEFAULT']."'";
}
- if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
+ $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE)
+ ? ' NULL' : ' NOT NULL';
- if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE)
+ if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE)
{
$sql .= ' AUTO_INCREMENT';
}
@@ -120,30 +112,22 @@ class CI_DB_pdo_forge extends CI_DB_forge {
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->protect_identifiers($primary_keys);
- $sql .= ",\n\tPRIMARY KEY (" . implode(', ', $primary_keys) . ")";
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->protect_identifiers($primary_keys)).')';
}
if (is_array($keys) && count($keys) > 0)
{
foreach ($keys as $key)
{
- if (is_array($key))
- {
- $key = $this->db->protect_identifiers($key);
- }
- else
- {
- $key = array($this->db->protect_identifiers($key));
- }
+ $key = is_array($key)
+ ? $this->db->protect_identifiers($key)
+ : array($this->db->escape_identifiers($key));
- $sql .= ",\n\tFOREIGN KEY (" . implode(', ', $key) . ")";
+ $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')';
}
}
- $sql .= "\n)";
-
- return $sql;
+ return $sql."\n)";
}
// --------------------------------------------------------------------
@@ -165,37 +149,18 @@ class CI_DB_pdo_forge extends CI_DB_forge {
*/
protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '')
{
- $sql = 'ALTER TABLE `'.$this->db->protect_identifiers($table).'` '.$alter_type.' '.$this->db->protect_identifiers($column_name);
+ $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name);
// DROP has everything it needs now.
- if ($alter_type == 'DROP')
+ if ($alter_type === 'DROP')
{
return $sql;
}
- $sql .= " $column_definition";
-
- if ($default_value != '')
- {
- $sql .= " DEFAULT \"$default_value\"";
- }
-
- if ($null === NULL)
- {
- $sql .= ' NULL';
- }
- else
- {
- $sql .= ' NOT NULL';
- }
-
- if ($after_field != '')
- {
- return $sql.' AFTER '.$this->db->protect_identifiers($after_field);
- }
-
- return $sql;
-
+ return $sql .' '.$column_definition
+ .($default_value !== '' ? " DEFAULT '".$default_value."'" : '')
+ .($null === NULL ? ' NULL' : ' NOT NULL')
+ .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : '');
}
}
diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php
index 19aee1dfc..0b8937cc5 100644
--- a/system/database/drivers/pdo/pdo_result.php
+++ b/system/database/drivers/pdo/pdo_result.php
@@ -84,19 +84,14 @@ class CI_DB_pdo_result extends CI_DB_result {
// Define the output
$output = array('assoc', 'object');
+ // Initial value
+ $this->result_assoc = array() and $this->result_object = array();
+
// Fetch the result
- foreach ($output as $type)
+ while ($row = $this->_fetch_assoc())
{
- // Define the method and handler
- $res_method = '_fetch_'.$type;
- $res_handler = 'result_'.$type;
-
- $this->$res_handler = array();
-
- while ($row = $this->$res_method())
- {
- $this->{$res_handler}[] = $row;
- }
+ $this->result_assoc[] = $row;
+ $this->result_object[] = (object) $row;
}
// Save this as buffer and marked the fetch flag
@@ -249,7 +244,7 @@ class CI_DB_pdo_result extends CI_DB_result {
*/
protected function _fetch_object()
{
- return $this->result_id->fetchObject();
+ return $this->result_id->fetch(PDO::FETCH_OBJ);
}
}
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-03 16:20:40 +0100