diff options
author | Andrey Andreev <narf@bofh.bg> | 2012-06-07 21:34:38 +0200 |
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committer | Andrey Andreev <narf@bofh.bg> | 2012-06-07 21:34:38 +0200 |
commit | feec9db5e6514f242e17b4504536d746660fd02c (patch) | |
tree | cec0ce356bd58892b9b3af50d14c2eb70c9b5b48 /system/database/drivers/mssql/mssql_forge.php | |
parent | bd738c80a623700b3b11e876abb764ca6d57769d (diff) | |
parent | 25c08390bd93ba27d89a8682b37c8c6184a53c07 (diff) |
Merge upstream branch
Diffstat (limited to 'system/database/drivers/mssql/mssql_forge.php')
-rw-r--r-- | system/database/drivers/mssql/mssql_forge.php | 88 |
1 files changed, 25 insertions, 63 deletions
diff --git a/system/database/drivers/mssql/mssql_forge.php b/system/database/drivers/mssql/mssql_forge.php index 8f8e7c5b9..d2a30b20f 100644 --- a/system/database/drivers/mssql/mssql_forge.php +++ b/system/database/drivers/mssql/mssql_forge.php @@ -48,16 +48,13 @@ class CI_DB_mssql_forge extends CI_DB_forge { */ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { - $sql = 'CREATE TABLE '; + $sql = ($if_not_exists === TRUE) + ? "IF NOT EXISTS (SELECT * FROM sysobjects WHERE ID = object_id(N'".$table."') AND OBJECTPROPERTY(id, N'IsUserTable') = 1)\n" + : ''; - if ($if_not_exists === TRUE) - { - $sql .= 'IF NOT EXISTS '; - } + $sql .= 'CREATE TABLE '.$this->db->escape_identifiers($table).' ('; - $sql .= $this->db->escape_identifiers($table).' ('; $current_field_count = 0; - foreach ($fields as $field => $attributes) { // Numeric field names aren't allowed in databases, so if the key is @@ -65,41 +62,33 @@ class CI_DB_mssql_forge extends CI_DB_forge { // entered the field information, so we'll simply add it to the list if (is_numeric($field)) { - $sql .= "\n\t$attributes"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t".$this->db->protect_identifiers($field); - - $sql .= ' '.$attributes['TYPE']; + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - if (array_key_exists('CONSTRAINT', $attributes)) + if (stripos($attributes['TYPE'], 'INT') === FALSE && ! empty($attributes['CONSTRAINT'])) { $sql .= '('.$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) { $sql .= ' AUTO_INCREMENT'; } @@ -114,30 +103,22 @@ class CI_DB_mssql_forge extends CI_DB_forge { if (count($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\tFOREIGN KEY (" . implode(', ', $key) . ")"; + $sql .= ",\n\tFOREIGN KEY (".implode(', ', $key).')'; } } - $sql .= "\n)"; - - return $sql; + return $sql."\n)"; } // -------------------------------------------------------------------- @@ -159,37 +140,18 @@ class CI_DB_mssql_forge extends CI_DB_forge { */ protected function _alter_table($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 '.$this->db->protect_identifiers($after_field) : ''); } } |