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-rw-r--r--system/database/drivers/mysql/mysql_forge.php44
1 files changed, 29 insertions, 15 deletions
diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php
index ffd374fbf..0279b9dfa 100644
--- a/system/database/drivers/mysql/mysql_forge.php
+++ b/system/database/drivers/mysql/mysql_forge.php
@@ -60,8 +60,9 @@ class CI_DB_mysql_forge extends CI_DB_forge {
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $sql .= "\n\t".$this->db->protect_identifiers($field)
- .( ! empty($attributes['NAME']) ? ' '.$this->db->protect_identifiers($attributes['NAME']).' ' : '');
+ $sql .= "\n\t".$this->db->escape_identifiers($field);
+
+ empty($attributes['NAME']) OR ' '.$this->db->protect_identifiers($attributes['NAME']).' ';
if ( ! empty($attributes['TYPE']))
{
@@ -86,10 +87,23 @@ class CI_DB_mysql_forge extends CI_DB_forge {
}
}
- $sql .= (( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) ? ' UNSIGNED' : '')
- .(isset($attributes['DEFAULT']) ? " DEFAULT '".$attributes['DEFAULT']."'" : '')
- .(( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL')
- .(( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) ? ' AUTO_INCREMENT' : '');
+ if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE)
+ {
+ $sql .= ' UNSIGNED';
+ }
+
+ if (isset($attributes['DEFAULT']))
+ {
+ $sql .= " DEFAULT '".$attributes['DEFAULT']."'";
+ }
+
+ $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE)
+ ? ' NULL' : ' NOT NULL';
+
+ if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE)
+ {
+ $sql .= ' AUTO_INCREMENT';
+ }
}
// don't add a comma on the end of the last field
@@ -123,12 +137,12 @@ class CI_DB_mysql_forge extends CI_DB_forge {
$sql .= 'IF NOT EXISTS ';
}
- $sql .= $this->db->protect_identifiers($table).' ('.$this->_process_fields($fields);
+ $sql .= $this->db->escape_identifiers($table).' ('.$this->_process_fields($fields);
if (count($primary_keys) > 0)
{
- $key_name = $this->db->protect_identifiers(implode('_', $primary_keys));
- $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->protect_identifiers($primary_keys)).')';
+ $key_name = $this->db->escape_identifiers(implode('_', $primary_keys));
+ $sql .= ",\n\tPRIMARY KEY ".$key_name.' ('.implode(', ', $this->db->escape_identifiers($primary_keys)).')';
}
if (is_array($keys) && count($keys) > 0)
@@ -137,12 +151,12 @@ class CI_DB_mysql_forge extends CI_DB_forge {
{
if (is_array($key))
{
- $key_name = $this->db->protect_identifiers(implode('_', $key));
- $key = $this->db->protect_identifiers($key);
+ $key_name = $this->db->escape_identifiers(implode('_', $key));
+ $key = $this->db->escape_identifiers($key);
}
else
{
- $key_name = $this->db->protect_identifiers($key);
+ $key_name = $this->db->escape_identifiers($key);
$key = array($key_name);
}
@@ -169,16 +183,16 @@ class CI_DB_mysql_forge extends CI_DB_forge {
*/
protected function _alter_table($alter_type, $table, $fields, $after_field = '')
{
- $sql = 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' ';
+ $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' ';
// DROP has everything it needs now.
if ($alter_type === 'DROP')
{
- return $sql.$this->db->protect_identifiers($fields);
+ return $sql.$this->db->escape_identifiers($fields);
}
return $sql.$this->_process_fields($fields)
- .($after_field !== '' ? ' AFTER '.$this->db->protect_identifiers($after_field) : '');
+ .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : '');
}
}