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-rw-r--r--system/core/Common.php61
-rw-r--r--system/database/DB_active_rec.php26
-rw-r--r--system/database/DB_result.php97
-rw-r--r--system/database/drivers/mysql/mysql_driver.php11
-rw-r--r--system/database/drivers/mysqli/mysqli_driver.php11
-rw-r--r--system/database/drivers/postgre/postgre_driver.php18
-rw-r--r--system/language/english/form_validation_lang.php1
-rw-r--r--system/language/english/migration_lang.php13
-rw-r--r--system/libraries/Driver.php8
-rw-r--r--system/libraries/Form_validation.php119
-rw-r--r--system/libraries/Migration.php338
11 files changed, 568 insertions, 135 deletions
diff --git a/system/core/Common.php b/system/core/Common.php
index d1e8e77e9..db9fbeb9f 100644
--- a/system/core/Common.php
+++ b/system/core/Common.php
@@ -39,6 +39,8 @@
* @param string
* @return bool TRUE if the current version is $version or higher
*/
+if ( ! function_exists('is_php'))
+{
function is_php($version = '5.0.0')
{
static $_is_php;
@@ -51,6 +53,7 @@
return $_is_php[$version];
}
+}
// ------------------------------------------------------------------------
@@ -64,6 +67,8 @@
* @access private
* @return void
*/
+if ( ! function_exists('is_really_writable'))
+{
function is_really_writable($file)
{
// If we're on a Unix server with safe_mode off we call is_writable
@@ -96,6 +101,7 @@
fclose($fp);
return TRUE;
}
+}
// ------------------------------------------------------------------------
@@ -112,6 +118,8 @@
* @param string the class name prefix
* @return object
*/
+if ( ! function_exists('load_class'))
+{
function &load_class($class, $directory = 'libraries', $prefix = 'CI_')
{
static $_classes = array();
@@ -166,6 +174,7 @@
$_classes[$class] = new $name();
return $_classes[$class];
}
+}
// --------------------------------------------------------------------
@@ -176,6 +185,8 @@
* @access public
* @return array
*/
+if ( ! function_exists('is_loaded'))
+{
function is_loaded($class = '')
{
static $_is_loaded = array();
@@ -187,6 +198,7 @@
return $_is_loaded;
}
+}
// ------------------------------------------------------------------------
@@ -199,6 +211,8 @@
* @access private
* @return array
*/
+if ( ! function_exists('get_config'))
+{
function &get_config($replace = array())
{
static $_config;
@@ -242,6 +256,7 @@
return $_config[0] =& $config;
}
+}
// ------------------------------------------------------------------------
@@ -251,6 +266,8 @@
* @access public
* @return mixed
*/
+if ( ! function_exists('config_item'))
+{
function config_item($item)
{
static $_config_item = array();
@@ -268,6 +285,7 @@
return $_config_item[$item];
}
+}
// ------------------------------------------------------------------------
@@ -283,12 +301,15 @@
* @access public
* @return void
*/
+if ( ! function_exists('show_error'))
+{
function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered')
{
$_error =& load_class('Exceptions', 'core');
echo $_error->show_error($heading, $message, 'error_general', $status_code);
exit;
}
+}
// ------------------------------------------------------------------------
@@ -302,12 +323,15 @@
* @access public
* @return void
*/
+if ( ! function_exists('show_404'))
+{
function show_404($page = '', $log_error = TRUE)
{
$_error =& load_class('Exceptions', 'core');
$_error->show_404($page, $log_error);
exit;
}
+}
// ------------------------------------------------------------------------
@@ -320,6 +344,8 @@
* @access public
* @return void
*/
+if ( ! function_exists('log_message'))
+{
function log_message($level = 'error', $message, $php_error = FALSE)
{
static $_log;
@@ -332,6 +358,7 @@
$_log =& load_class('Log');
$_log->write_log($level, $message, $php_error);
}
+}
// ------------------------------------------------------------------------
@@ -343,6 +370,8 @@
* @param string
* @return void
*/
+if ( ! function_exists('set_status_header'))
+{
function set_status_header($code = 200, $text = '')
{
$stati = array(
@@ -417,6 +446,7 @@
header("HTTP/1.1 {$code} {$text}", TRUE, $code);
}
}
+}
// --------------------------------------------------------------------
@@ -434,6 +464,8 @@
* @access private
* @return void
*/
+if ( ! function_exists('_exception_handler'))
+{
function _exception_handler($severity, $message, $filepath, $line)
{
// We don't bother with "strict" notices since they tend to fill up
@@ -463,19 +495,22 @@
$_error->log_exception($severity, $message, $filepath, $line);
}
+}
- // --------------------------------------------------------------------
-
- /**
- * Remove Invisible Characters
- *
- * This prevents sandwiching null characters
- * between ascii characters, like Java\0script.
- *
- * @access public
- * @param string
- * @return string
- */
+// --------------------------------------------------------------------
+
+/**
+ * Remove Invisible Characters
+ *
+ * This prevents sandwiching null characters
+ * between ascii characters, like Java\0script.
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('remove_invisible_characters'))
+{
function remove_invisible_characters($str, $url_encoded = TRUE)
{
$non_displayables = array();
@@ -499,7 +534,7 @@
return $str;
}
-
+}
/* End of file Common.php */
/* Location: ./system/core/Common.php */ \ No newline at end of file
diff --git a/system/database/DB_active_rec.php b/system/database/DB_active_rec.php
index 9ceac0b76..52bad260a 100644
--- a/system/database/DB_active_rec.php
+++ b/system/database/DB_active_rec.php
@@ -60,7 +60,7 @@ class CI_DB_active_record extends CI_DB_driver {
var $ar_cache_set = array();
var $ar_no_escape = array();
-
+ var $ar_cache_no_escape = array();
// --------------------------------------------------------------------
@@ -93,6 +93,7 @@ class CI_DB_active_record extends CI_DB_driver {
{
$this->ar_cache_select[] = $val;
$this->ar_cache_exists[] = 'select';
+ $this->ar_cache_no_escape[] = $escape;
}
}
}
@@ -1933,16 +1934,17 @@ class CI_DB_active_record extends CI_DB_driver {
{
$this->_reset_run(
array(
- 'ar_cache_select' => array(),
- 'ar_cache_from' => array(),
- 'ar_cache_join' => array(),
- 'ar_cache_where' => array(),
- 'ar_cache_like' => array(),
- 'ar_cache_groupby' => array(),
- 'ar_cache_having' => array(),
- 'ar_cache_orderby' => array(),
- 'ar_cache_set' => array(),
- 'ar_cache_exists' => array()
+ 'ar_cache_select' => array(),
+ 'ar_cache_from' => array(),
+ 'ar_cache_join' => array(),
+ 'ar_cache_where' => array(),
+ 'ar_cache_like' => array(),
+ 'ar_cache_groupby' => array(),
+ 'ar_cache_having' => array(),
+ 'ar_cache_orderby' => array(),
+ 'ar_cache_set' => array(),
+ 'ar_cache_exists' => array(),
+ 'ar_cache_no_escape' => array()
)
);
}
@@ -1984,6 +1986,8 @@ class CI_DB_active_record extends CI_DB_driver {
{
$this->_track_aliases($this->ar_from);
}
+
+ $this->ar_no_escape = $this->ar_cache_no_escape;
}
// --------------------------------------------------------------------
diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index 76e1d6abb..0c4e78105 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -28,14 +28,14 @@
*/
class CI_DB_result {
- var $conn_id = NULL;
- var $result_id = NULL;
- var $result_array = array();
- var $result_object = array();
- var $custom_result_object = array();
- var $current_row = 0;
- var $num_rows = 0;
- var $row_data = NULL;
+ var $conn_id = NULL;
+ var $result_id = NULL;
+ var $result_array = array();
+ var $result_object = array();
+ var $custom_result_object = array();
+ var $current_row = 0;
+ var $num_rows = 0;
+ var $row_data = NULL;
/**
@@ -47,47 +47,52 @@ class CI_DB_result {
*/
function result($type = 'object')
{
- if ($type == 'array') return $this->result_array();
- else if ($type == 'object') return $this->result_object();
- else return $this->custom_result_object($type);
+ if ($type == 'array') return $this->result_array();
+ else if ($type == 'object') return $this->result_object();
+ else return $this->custom_result_object($type);
}
// --------------------------------------------------------------------
- /**
- * Custom query result.
- *
- * @param class_name A string that represents the type of object you want back
- * @return array of objects
- */
- function custom_result_object($class_name)
- {
- if (array_key_exists($class_name, $this->custom_result_object))
- {
- return $this->custom_result_object[$class_name];
- }
-
- if ($this->result_id === FALSE OR $this->num_rows() == 0)
- {
- return array();
- }
-
- // add the data to the object
- $this->_data_seek(0);
- $result_object = array();
+ /**
+ * Custom query result.
+ *
+ * @param class_name A string that represents the type of object you want back
+ * @return array of objects
+ */
+ function custom_result_object($class_name)
+ {
+ if (array_key_exists($class_name, $this->custom_result_object))
+ {
+ return $this->custom_result_object[$class_name];
+ }
+
+ if ($this->result_id === FALSE OR $this->num_rows() == 0)
+ {
+ return array();
+ }
+
+ // add the data to the object
+ $this->_data_seek(0);
+ $result_object = array();
+
while ($row = $this->_fetch_object())
- {
- $object = new $class_name();
- foreach ($row as $key => $value)
- {
- $object->$key = $value;
- }
+ {
+ $object = new $class_name();
+
+ foreach ($row as $key => $value)
+ {
+ $object->$key = $value;
+ }
+
$result_object[] = $object;
}
- // return the array
- return $this->custom_result_object[$class_name] = $result_object;
- }
+ // return the array
+ return $this->custom_result_object[$class_name] = $result_object;
+ }
+
+ // --------------------------------------------------------------------
/**
* Query result. "object" version.
@@ -180,9 +185,9 @@ class CI_DB_result {
$n = 0;
}
- if ($type == 'object') return $this->row_object($n);
- else if ($type == 'array') return $this->row_array($n);
- else return $this->custom_row_object($n, $type);
+ if ($type == 'object') return $this->row_object($n);
+ else if ($type == 'array') return $this->row_array($n);
+ else return $this->custom_row_object($n, $type);
}
// --------------------------------------------------------------------
@@ -219,7 +224,7 @@ class CI_DB_result {
// --------------------------------------------------------------------
- /**
+ /**
* Returns a single result row - custom object version
*
* @access public
@@ -242,7 +247,7 @@ class CI_DB_result {
return $result[$this->current_row];
}
- /**
+ /**
* Returns a single result row - object version
*
* @access public
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index b7d547cc0..28c75a5e3 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -54,6 +54,9 @@ class CI_DB_mysql_driver extends CI_DB {
var $_count_string = 'SELECT COUNT(*) AS ';
var $_random_keyword = ' RAND()'; // database specific random keyword
+ // whether SET NAMES must be used to set the character set
+ var $use_set_names;
+
/**
* Non-persistent database connection
*
@@ -132,15 +135,13 @@ class CI_DB_mysql_driver extends CI_DB {
*/
function db_set_charset($charset, $collation)
{
- static $use_set_names;
-
- if ( ! isset($use_set_names))
+ if ( ! isset($this->use_set_names))
{
// mysql_set_charset() requires PHP >= 5.2.3 and MySQL >= 5.0.7, use SET NAMES as fallback
- $use_set_names = (version_compare(PHP_VERSION, '5.2.3', '>=') && version_compare(mysql_get_server_info(), '5.0.7', '>=')) ? FALSE : TRUE;
+ $this->use_set_names = (version_compare(PHP_VERSION, '5.2.3', '>=') && version_compare(mysql_get_server_info(), '5.0.7', '>=')) ? FALSE : TRUE;
}
- if ($use_set_names)
+ if ($this->use_set_names === TRUE)
{
return @mysql_query("SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'", $this->conn_id);
}
diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index b8586c21d..b1796c9df 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -54,6 +54,9 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
var $delete_hack = TRUE;
+ // whether SET NAMES must be used to set the character set
+ var $use_set_names;
+
// --------------------------------------------------------------------
/**
@@ -132,15 +135,13 @@ class CI_DB_mysqli_driver extends CI_DB {
*/
function _db_set_charset($charset, $collation)
{
- static $use_set_names;
-
- if ( ! isset($use_set_names))
+ if ( ! isset($this->use_set_names))
{
// mysqli_set_charset() requires MySQL >= 5.0.7, use SET NAMES as fallback
- $use_set_names = (version_compare(mysqli_get_server_info($this->conn_id), '5.0.7', '>=')) ? FALSE : TRUE;
+ $this->use_set_names = (version_compare(mysqli_get_server_info($this->conn_id), '5.0.7', '>=')) ? FALSE : TRUE;
}
- if ($use_set_names)
+ if ($this->use_set_names === TRUE)
{
return @mysqli_query($this->conn_id, "SET NAMES '".$this->escape_str($charset)."' COLLATE '".$this->escape_str($collation)."'");
}
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 47ff36246..140396885 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -554,6 +554,24 @@ class CI_DB_postgre_driver extends CI_DB {
// --------------------------------------------------------------------
/**
+ * Insert_batch statement
+ *
+ * Generates a platform-specific insert string from the supplied data
+ *
+ * @access public
+ * @param string the table name
+ * @param array the insert keys
+ * @param array the insert values
+ * @return string
+ */
+ function _insert_batch($table, $keys, $values)
+ {
+ return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES ".implode(', ', $values);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Update statement
*
* Generates a platform-specific update string from the supplied data
diff --git a/system/language/english/form_validation_lang.php b/system/language/english/form_validation_lang.php
index 3f2409007..3418f29ab 100644
--- a/system/language/english/form_validation_lang.php
+++ b/system/language/english/form_validation_lang.php
@@ -17,6 +17,7 @@ $lang['is_numeric'] = "The %s field must contain only numeric characters.";
$lang['integer'] = "The %s field must contain an integer.";
$lang['regex_match'] = "The %s field is not in the correct format.";
$lang['matches'] = "The %s field does not match the %s field.";
+$lang['is_unique'] = "The %s field must contain a unique value.";
$lang['is_natural'] = "The %s field must contain only positive numbers.";
$lang['is_natural_no_zero'] = "The %s field must contain a number greater than zero.";
$lang['decimal'] = "The %s field must contain a decimal number.";
diff --git a/system/language/english/migration_lang.php b/system/language/english/migration_lang.php
new file mode 100644
index 000000000..4763ca243
--- /dev/null
+++ b/system/language/english/migration_lang.php
@@ -0,0 +1,13 @@
+<?php
+
+$lang['migration_none_found'] = "No migrations were found.";
+$lang['migration_not_found'] = "This migration could not be found.";
+$lang['migration_multiple_version'] = "This are multiple migrations with the same version number: %d.";
+$lang['migration_class_doesnt_exist'] = "The migration class \"%s\" could not be found.";
+$lang['migration_missing_up_method'] = "The migration class \"%s\" is missing an 'up' method.";
+$lang['migration_missing_down_method'] = "The migration class \"%s\" is missing an 'up' method.";
+$lang['migration_invalid_filename'] = "Migration \"%s\" has an invalid filename.";
+
+
+/* End of file migration_lang.php */
+/* Location: ./system/language/english/migration_lang.php */ \ No newline at end of file
diff --git a/system/libraries/Driver.php b/system/libraries/Driver.php
index d1925c0ec..c32f2c1eb 100644
--- a/system/libraries/Driver.php
+++ b/system/libraries/Driver.php
@@ -43,11 +43,11 @@ class CI_Driver_Library {
// The class will be prefixed with the parent lib
$child_class = $this->lib_name.'_'.$child;
-
+
// Remove the CI_ prefix and lowercase
- $lib_name = ucfirst(strtolower(preg_replace('/^CI_/', '', $this->lib_name)));
- $driver_name = strtolower(preg_replace('/^CI_/', '', $child_class));
-
+ $lib_name = ucfirst(strtolower(str_replace('CI_', '', $this->lib_name)));
+ $driver_name = strtolower(str_replace('CI_', '', $child_class));
+
if (in_array($driver_name, array_map('strtolower', $this->valid_drivers)))
{
// check and see if the driver is in a separate file
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 6f79a554a..d370d75ee 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -26,16 +26,15 @@
*/
class CI_Form_validation {
- var $CI;
- var $_field_data = array();
- var $_config_rules = array();
- var $_error_array = array();
- var $_error_messages = array();
- var $_error_prefix = '<p>';
- var $_error_suffix = '</p>';
- var $error_string = '';
- var $_safe_form_data = FALSE;
-
+ protected $CI;
+ protected $_field_data = array();
+ protected $_config_rules = array();
+ protected $_error_array = array();
+ protected $_error_messages = array();
+ protected $_error_prefix = '<p>';
+ protected $_error_suffix = '</p>';
+ protected $error_string = '';
+ protected $_safe_form_data = FALSE;
/**
* Constructor
@@ -72,7 +71,7 @@ class CI_Form_validation {
* @param string
* @return void
*/
- function set_rules($field, $label = '', $rules = '')
+ public function set_rules($field, $label = '', $rules = '')
{
// No reason to set rules if we have no POST data
if (count($_POST) == 0)
@@ -163,7 +162,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function set_message($lang, $val = '')
+ public function set_message($lang, $val = '')
{
if ( ! is_array($lang))
{
@@ -187,7 +186,7 @@ class CI_Form_validation {
* @param string
* @return void
*/
- function set_error_delimiters($prefix = '<p>', $suffix = '</p>')
+ public function set_error_delimiters($prefix = '<p>', $suffix = '</p>')
{
$this->_error_prefix = $prefix;
$this->_error_suffix = $suffix;
@@ -206,7 +205,7 @@ class CI_Form_validation {
* @param string the field name
* @return void
*/
- function error($field = '', $prefix = '', $suffix = '')
+ public function error($field = '', $prefix = '', $suffix = '')
{
if ( ! isset($this->_field_data[$field]['error']) OR $this->_field_data[$field]['error'] == '')
{
@@ -238,7 +237,7 @@ class CI_Form_validation {
* @param string
* @return str
*/
- function error_string($prefix = '', $suffix = '')
+ public function error_string($prefix = '', $suffix = '')
{
// No errrors, validation passes!
if (count($this->_error_array) === 0)
@@ -279,7 +278,7 @@ class CI_Form_validation {
* @access public
* @return bool
*/
- function run($group = '')
+ public function run($group = '')
{
// Do we even have any data to process? Mm?
if (count($_POST) == 0)
@@ -374,7 +373,7 @@ class CI_Form_validation {
* @param integer
* @return mixed
*/
- function _reduce_array($array, $keys, $i = 0)
+ protected function _reduce_array($array, $keys, $i = 0)
{
if (is_array($array))
{
@@ -406,7 +405,7 @@ class CI_Form_validation {
* @access private
* @return null
*/
- function _reset_post_array()
+ protected function _reset_post_array()
{
foreach ($this->_field_data as $field => $row)
{
@@ -468,7 +467,7 @@ class CI_Form_validation {
* @param integer
* @return mixed
*/
- function _execute($row, $rules, $postdata = NULL, $cycles = 0)
+ protected function _execute($row, $rules, $postdata = NULL, $cycles = 0)
{
// If the $_POST data is an array we will run a recursive call
if (is_array($postdata))
@@ -695,7 +694,7 @@ class CI_Form_validation {
* @param string the field name
* @return string
*/
- function _translate_fieldname($fieldname)
+ protected function _translate_fieldname($fieldname)
{
// Do we need to translate the field name?
// We look for the prefix lang: to determine this
@@ -727,7 +726,7 @@ class CI_Form_validation {
* @param string
* @return void
*/
- function set_value($field = '', $default = '')
+ public function set_value($field = '', $default = '')
{
if ( ! isset($this->_field_data[$field]))
{
@@ -757,7 +756,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function set_select($field = '', $value = '', $default = FALSE)
+ public function set_select($field = '', $value = '', $default = FALSE)
{
if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata']))
{
@@ -801,7 +800,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function set_radio($field = '', $value = '', $default = FALSE)
+ public function set_radio($field = '', $value = '', $default = FALSE)
{
if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata']))
{
@@ -845,7 +844,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function set_checkbox($field = '', $value = '', $default = FALSE)
+ public function set_checkbox($field = '', $value = '', $default = FALSE)
{
if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata']))
{
@@ -885,7 +884,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function required($str)
+ public function required($str)
{
if ( ! is_array($str))
{
@@ -907,7 +906,7 @@ class CI_Form_validation {
* @param regex
* @return bool
*/
- function regex_match($str, $regex)
+ public function regex_match($str, $regex)
{
if ( ! preg_match($regex, $str))
{
@@ -927,7 +926,7 @@ class CI_Form_validation {
* @param field
* @return bool
*/
- function matches($str, $field)
+ public function matches($str, $field)
{
if ( ! isset($_POST[$field]))
{
@@ -938,6 +937,24 @@ class CI_Form_validation {
return ($str !== $field) ? FALSE : TRUE;
}
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Match one field to another
+ *
+ * @access public
+ * @param string
+ * @param field
+ * @return bool
+ */
+ public function is_unique($str, $field)
+ {
+ list($table, $field)=explode('.', $field);
+ $query = $this->CI->db->limit(1)->get_where($table, array($field => $str));
+
+ return $query->num_rows() === 0;
+ }
// --------------------------------------------------------------------
@@ -949,7 +966,7 @@ class CI_Form_validation {
* @param value
* @return bool
*/
- function min_length($str, $val)
+ public function min_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
@@ -974,7 +991,7 @@ class CI_Form_validation {
* @param value
* @return bool
*/
- function max_length($str, $val)
+ public function max_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
@@ -999,7 +1016,7 @@ class CI_Form_validation {
* @param value
* @return bool
*/
- function exact_length($str, $val)
+ public function exact_length($str, $val)
{
if (preg_match("/[^0-9]/", $val))
{
@@ -1023,7 +1040,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function valid_email($str)
+ public function valid_email($str)
{
return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $str)) ? FALSE : TRUE;
}
@@ -1037,7 +1054,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function valid_emails($str)
+ public function valid_emails($str)
{
if (strpos($str, ',') === FALSE)
{
@@ -1064,7 +1081,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function valid_ip($ip)
+ public function valid_ip($ip)
{
return $this->CI->input->valid_ip($ip);
}
@@ -1078,7 +1095,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function alpha($str)
+ public function alpha($str)
{
return ( ! preg_match("/^([a-z])+$/i", $str)) ? FALSE : TRUE;
}
@@ -1092,7 +1109,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function alpha_numeric($str)
+ public function alpha_numeric($str)
{
return ( ! preg_match("/^([a-z0-9])+$/i", $str)) ? FALSE : TRUE;
}
@@ -1106,7 +1123,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function alpha_dash($str)
+ public function alpha_dash($str)
{
return ( ! preg_match("/^([-a-z0-9_-])+$/i", $str)) ? FALSE : TRUE;
}
@@ -1120,7 +1137,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function numeric($str)
+ public function numeric($str)
{
return (bool)preg_match( '/^[\-+]?[0-9]*\.?[0-9]+$/', $str);
@@ -1135,7 +1152,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function is_numeric($str)
+ public function is_numeric($str)
{
return ( ! is_numeric($str)) ? FALSE : TRUE;
}
@@ -1149,7 +1166,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function integer($str)
+ public function integer($str)
{
return (bool) preg_match('/^[\-+]?[0-9]+$/', $str);
}
@@ -1163,7 +1180,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function decimal($str)
+ public function decimal($str)
{
return (bool) preg_match('/^[\-+]?[0-9]+\.[0-9]+$/', $str);
}
@@ -1177,7 +1194,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function greater_than($str, $min)
+ public function greater_than($str, $min)
{
if ( ! is_numeric($str))
{
@@ -1195,7 +1212,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function less_than($str, $max)
+ public function less_than($str, $max)
{
if ( ! is_numeric($str))
{
@@ -1213,7 +1230,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function is_natural($str)
+ public function is_natural($str)
{
return (bool) preg_match( '/^[0-9]+$/', $str);
}
@@ -1227,7 +1244,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function is_natural_no_zero($str)
+ public function is_natural_no_zero($str)
{
if ( ! preg_match( '/^[0-9]+$/', $str))
{
@@ -1254,7 +1271,7 @@ class CI_Form_validation {
* @param string
* @return bool
*/
- function valid_base64($str)
+ public function valid_base64($str)
{
return (bool) ! preg_match('/[^a-zA-Z0-9\/\+=]/', $str);
}
@@ -1271,7 +1288,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function prep_for_form($data = '')
+ public function prep_for_form($data = '')
{
if (is_array($data))
{
@@ -1300,7 +1317,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function prep_url($str = '')
+ public function prep_url($str = '')
{
if ($str == 'http://' OR $str == '')
{
@@ -1324,7 +1341,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function strip_image_tags($str)
+ public function strip_image_tags($str)
{
return $this->CI->input->strip_image_tags($str);
}
@@ -1338,7 +1355,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function xss_clean($str)
+ public function xss_clean($str)
{
return $this->CI->security->xss_clean($str);
}
@@ -1352,7 +1369,7 @@ class CI_Form_validation {
* @param string
* @return string
*/
- function encode_php_tags($str)
+ public function encode_php_tags($str)
{
return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
}
@@ -1361,4 +1378,4 @@ class CI_Form_validation {
// END Form Validation Class
/* End of file Form_validation.php */
-/* Location: ./system/libraries/Form_validation.php */
+/* Location: ./system/libraries/Form_validation.php */ \ No newline at end of file
diff --git a/system/libraries/Migration.php b/system/libraries/Migration.php
new file mode 100644
index 000000000..3943ec130
--- /dev/null
+++ b/system/libraries/Migration.php
@@ -0,0 +1,338 @@
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2006 - 2011, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Migration Class
+ *
+ * All migrations should implement this, forces up() and down() and gives
+ * access to the CI super-global.
+ *
+ * @package CodeIgniter
+ * @subpackage Libraries
+ * @category Libraries
+ * @author Reactor Engineers
+ * @link
+ */
+class CI_Migration {
+
+ protected $_migration_enabled = FALSE;
+ protected $_migration_path = NULL;
+ protected $_migration_version = 0;
+
+ protected $_error_string = '';
+
+ public function __construct($config = array())
+ {
+ # Only run this constructor on main library load
+ if (get_parent_class($this) !== FALSE)
+ {
+ return;
+ }
+
+ foreach ($config as $key => $val)
+ {
+ $this->{'_' . $key} = $val;
+ }
+
+ log_message('debug', 'Migrations class initialized');
+
+ // Are they trying to use migrations while it is disabled?
+ if ($this->_migration_enabled !== TRUE)
+ {
+ show_error('Migrations has been loaded but is disabled or set up incorrectly.');
+ }
+
+ // If not set, set it
+ $this->_migration_path == '' OR $this->_migration_path = APPPATH . 'migrations/';
+
+ // Add trailing slash if not set
+ $this->_migration_path = rtrim($this->_migration_path, '/').'/';
+
+ // Load migration language
+ $this->lang->load('migration');
+
+ // They'll probably be using dbforge
+ $this->load->dbforge();
+
+ // If the migrations table is missing, make it
+ if ( ! $this->db->table_exists('migrations'))
+ {
+ $this->dbforge->add_field(array(
+ 'version' => array('type' => 'INT', 'constraint' => 3),
+ ));
+
+ $this->dbforge->create_table('migrations', TRUE);
+
+ $this->db->insert('migrations', array('version' => 0));
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Migrate to a schema version
+ *
+ * Calls each migration step required to get to the schema version of
+ * choice
+ *
+ * @access public
+ * @param $version integer Target schema version
+ * @return mixed TRUE if already latest, FALSE if failed, int if upgraded
+ */
+ public function version($target_version)
+ {
+ $start = $current_version = $this->_get_version();
+ $stop = $target_version;
+
+ if ($target_version > $current_version)
+ {
+ // Moving Up
+ ++$start;
+ ++$stop;
+ $step = 1;
+ }
+
+ else
+ {
+ // Moving Down
+ $step = -1;
+ }
+
+ $method = $step === 1 ? 'up' : 'down';
+ $migrations = array();
+
+ // We now prepare to actually DO the migrations
+ // But first let's make sure that everything is the way it should be
+ for ($i = $start; $i != $stop; $i += $step)
+ {
+ $f = glob(sprintf($this->_migration_path . '%03d_*.php', $i));
+
+ // Only one migration per step is permitted
+ if (count($f) > 1)
+ {
+ $this->_error_string = sprintf($this->lang->line('migration_multiple_version'), $i);
+ return FALSE;
+ }
+
+ // Migration step not found
+ if (count($f) == 0)
+ {
+ // If trying to migrate up to a version greater than the last
+ // existing one, migrate to the last one.
+ if ($step == 1)
+ {
+ break;
+ }
+
+ // If trying to migrate down but we're missing a step,
+ // something must definitely be wrong.
+ $this->_error_string = sprintf($this->lang->line('migration_not_found'), $i);
+ return FALSE;
+ }
+
+ $file = basename($f[0]);
+ $name = basename($f[0], '.php');
+
+ // Filename validations
+ if (preg_match('/^\d{3}_(\w+)$/', $name, $match))
+ {
+ $match[1] = strtolower($match[1]);
+
+ // Cannot repeat a migration at different steps
+ if (in_array($match[1], $migrations))
+ {
+ $this->_error_string = sprintf($this->lang->line('migration_multiple_version'), $match[1]);
+ return FALSE;
+ }
+
+ include $f[0];
+ $class = 'Migration_' . ucfirst($match[1]);
+
+ if ( ! class_exists($class))
+ {
+ $this->_error_string = sprintf($this->lang->line('migration_class_doesnt_exist'), $class);
+ return FALSE;
+ }
+
+ if ( ! is_callable(array($class, $method)))
+ {
+ $this->_error_string = sprintf($this->lang->line('migration_missing_'.$method.'_method'), $class);
+ return FALSE;
+ }
+
+ $migrations[] = $match[1];
+ }
+ else
+ {
+ $this->_error_string = sprintf($this->lang->line('migration_invalid_filename'), $file);
+ return FALSE;
+ }
+ }
+
+ log_message('debug', 'Current migration: ' . $current_version);
+
+ $version = $i + ($step == 1 ? -1 : 0);
+
+ // If there is nothing to do so quit
+ if ($migrations === array())
+ {
+ return TRUE;
+ }
+
+ log_message('debug', 'Migrating from ' . $method . ' to version ' . $version);
+
+ // Loop through the migrations
+ foreach ($migrations AS $migration)
+ {
+ // Run the migration class
+ $class = 'Migration_' . ucfirst(strtolower($migration));
+ call_user_func(array(new $class, $method));
+
+ $current_version += $step;
+ $this->_update_version($current_version);
+ }
+
+ log_message('debug', 'Finished migrating to '.$current_version);
+
+ return $current_version;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set's the schema to the latest migration
+ *
+ * @access public
+ * @return mixed true if already latest, false if failed, int if upgraded
+ */
+ public function latest()
+ {
+ if ( ! $migrations = $this->find_migrations())
+ {
+ $this->_error_string = $this->line->lang('migration_none_found');
+ return false;
+ }
+
+ $last_migration = basename(end($migrations));
+
+ // Calculate the last migration step from existing migration
+ // filenames and procceed to the standard version migration
+ return $this->version((int) substr($last_migration, 0, 3));
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set's the schema to the migration version set in config
+ *
+ * @access public
+ * @return mixed true if already current, false if failed, int if upgraded
+ */
+ public function current()
+ {
+ return $this->version($this->_migration_version);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Error string
+ *
+ * @access public
+ * @return string Error message returned as a string
+ */
+ public function error_string()
+ {
+ return $this->_error_string;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set's the schema to the latest migration
+ *
+ * @access protected
+ * @return mixed true if already latest, false if failed, int if upgraded
+ */
+ protected function find_migrations()
+ {
+ // Load all *_*.php files in the migrations path
+ $files = glob($this->_migration_path . '*_*.php');
+ $file_count = count($files);
+
+ for ($i = 0; $i < $file_count; $i++)
+ {
+ // Mark wrongly formatted files as false for later filtering
+ $name = basename($files[$i], '.php');
+ if ( ! preg_match('/^\d{3}_(\w+)$/', $name))
+ {
+ $files[$i] = FALSE;
+ }
+ }
+
+ sort($files);
+
+ return $files;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Retrieves current schema version
+ *
+ * @access protected
+ * @return integer Current Migration
+ */
+ protected function _get_version()
+ {
+ $row = $this->db->get('migrations')->row();
+ return $row ? $row->version : 0;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Stores the current schema version
+ *
+ * @access protected
+ * @param $migrations integer Migration reached
+ * @return void Outputs a report of the migration
+ */
+ protected function _update_version($migrations)
+ {
+ return $this->db->update('migrations', array(
+ 'version' => $migrations
+ ));
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Enable the use of CI super-global
+ *
+ * @access public
+ * @param $var
+ * @return mixed
+ */
+ public function __get($var)
+ {
+ return get_instance()->$var;
+ }
+}
+
+/* End of file Migration.php */
+/* Location: ./system/libraries/Migration.php */ \ No newline at end of file