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-rw-r--r--system/database/drivers/sqlite3/sqlite3_driver.php21
-rw-r--r--system/database/drivers/sqlite3/sqlite3_forge.php52
2 files changed, 34 insertions, 39 deletions
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
index 2acefbcf4..bed61891b 100644
--- a/system/database/drivers/sqlite3/sqlite3_driver.php
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -318,27 +318,6 @@ class CI_DB_sqlite3_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 string
- * @return string
- */
- protected function _from_tables($tables)
- {
- if ( ! is_array($tables))
- {
- $tables = array($tables);
- }
-
- return '('.implode(', ', $tables).')';
- }
-
- // --------------------------------------------------------------------
-
- /**
* Replace statement
*
* Generates a platform-specific replace string from the supplied data
diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php
index 0a5dc9211..6a76ba929 100644
--- a/system/database/drivers/sqlite3/sqlite3_forge.php
+++ b/system/database/drivers/sqlite3/sqlite3_forge.php
@@ -66,6 +66,14 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
{
return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE;
}
+ elseif ( ! empty($this->db->data_cache['db_names']))
+ {
+ $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE);
+ if ($key !== FALSE)
+ {
+ unset($this->db->data_cache['db_names'][$key]);
+ }
+ }
return TRUE;
}
@@ -111,13 +119,27 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
{
$attributes = array_change_key_case($attributes, CASE_UPPER);
- $sql .= "\n\t".$this->db->protect_identifiers($field)
- .' '.$attributes['TYPE']
- .( ! empty($attributes['CONSTRAINT']) ? '('.$attributes['CONSTRAINT'].')' : '')
- .(( ! 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' : '');
+ $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE'];
+
+ empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')';
+
+ 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)
+ {
+ $sql .= ' AUTO_INCREMENT';
+ }
}
// don't add a comma on the end of the last field
@@ -129,22 +151,16 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
if (count($primary_keys) > 0)
{
- $primary_keys = $this->db->protect_identifiers($primary_keys);
- $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')';
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($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)
+ ? $this->db->escape_identifiers($key)
+ : array($this->db->escape_identifiers($key));
$sql .= ",\n\tUNIQUE (".implode(', ', $key).')';
}
@@ -182,7 +198,7 @@ class CI_DB_sqlite3_forge extends CI_DB_forge {
return FALSE;
}
- return 'ALTER TABLE '.$this->db->protect_identifiers($table).' '.$alter_type.' '.$this->db->protect_identifiers($column_name)
+ return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name)
.' '.$column_definition
.($default_value !== '' ? ' DEFAULT '.$default_value : '')
// If NOT NULL is specified, the field must have a DEFAULT value other than NULL