summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--.hgflow8
-rw-r--r--application/config/database.php3
-rw-r--r--application/config/migration.php42
-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
-rw-r--r--user_guide/changelog.html5
-rw-r--r--user_guide/database/configuration.html4
-rw-r--r--user_guide/database/index.html2
-rw-r--r--user_guide/database/utilities.html2
-rw-r--r--user_guide/general/security.html8
-rw-r--r--user_guide/helpers/array_helper.html4
-rw-r--r--user_guide/helpers/captcha_helper.html6
-rw-r--r--user_guide/helpers/cookie_helper.html2
-rw-r--r--user_guide/images/appflowchart.gifbin25276 -> 12363 bytes
-rw-r--r--user_guide/libraries/caching.html4
-rw-r--r--user_guide/libraries/form_validation.html17
-rw-r--r--user_guide/libraries/javascript.html6
-rw-r--r--user_guide/libraries/sessions.html4
-rw-r--r--user_guide/libraries/zip.html2
-rw-r--r--user_guide/nav/nav.js2
-rw-r--r--user_guide/overview/appflow.html2
-rw-r--r--user_guide/toc.html2
31 files changed, 660 insertions, 168 deletions
diff --git a/.hgflow b/.hgflow
new file mode 100644
index 000000000..ad6e56e0f
--- /dev/null
+++ b/.hgflow
@@ -0,0 +1,8 @@
+[Basic]
+develop = develop
+feature = feature/
+version_tag =
+publish = default
+release = release/
+hotfix = hotfix/
+
diff --git a/application/config/database.php b/application/config/database.php
index fa541a734..b4b34bf66 100644
--- a/application/config/database.php
+++ b/application/config/database.php
@@ -27,7 +27,8 @@
| ['char_set'] The character set used in communicating with the database
| ['dbcollat'] The character collation used in communicating with the database
| NOTE: For MySQL and MySQLi databases, this setting is only used
-| as a backup if your server is running PHP < 5.2.3 or MySQL < 5.0.7.
+| as a backup if your server is running PHP < 5.2.3 or MySQL < 5.0.7
+| (and in table creation queries made with DB Forge).
| There is an incompatibility in PHP with mysql_real_escape_string() which
| can make your site vulnerable to SQL injection if you are using a
| multi-byte character set and are running versions lower than these.
diff --git a/application/config/migration.php b/application/config/migration.php
new file mode 100644
index 000000000..509fd90ab
--- /dev/null
+++ b/application/config/migration.php
@@ -0,0 +1,42 @@
+<?php defined('BASEPATH') OR exit('No direct script access allowed');
+/*
+|--------------------------------------------------------------------------
+| Enable/Disable Migrations
+|--------------------------------------------------------------------------
+|
+| Migrations are disabled by default for security reasons.
+| You should enable migrations whenever you intend to do a schema migration
+| and disable it back when you're done.
+|
+*/
+$config['migration_enabled'] = TRUE;
+
+
+/*
+|--------------------------------------------------------------------------
+| Migrations version
+|--------------------------------------------------------------------------
+|
+| This is used to set migration version that the file system should be on.
+| If you run $this->migration->latest() this is the version that schema will
+| be upgraded / downgraded to.
+|
+*/
+$config['migration_version'] = 0;
+
+
+/*
+|--------------------------------------------------------------------------
+| Migrations Path
+|--------------------------------------------------------------------------
+|
+| Path to your migrations folder.
+| Typically, it will be within your application path.
+| Also, writing permission is required within the migrations path.
+|
+*/
+$config['migration_path'] = APPPATH . 'migrations/';
+
+
+/* End of file migration.php */
+/* Location: ./application/config/migration.php */ \ No newline at end of file
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
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 76f9e5dd9..a841785f0 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -67,12 +67,14 @@ Change Log
<ul>
<li>An improvement was made to the MySQL and MySQLi drivers to prevent exposing a potential vector for SQL injection on sites using multi-byte character sets in the database client connection. <p>An incompatibility in PHP versions &lt; 5.2.3 and MySQL &lt; 5.0.7 with <em>mysql_set_charset()</em> creates a situation where using multi-byte character sets on these environments may potentially expose a SQL injection attack vector. Latin-1, UTF-8, and other "low ASCII" character sets are unaffected on all environments.</p> <p class="critical">If you are running or considering running a multi-byte character set for your database connection, please pay close attention to the server environment you are deploying on to ensure you are not vulnerable.</p></li>
</ul>
+ </li>
<li>General Changes
<ul>
<li>Fixed a bug where there was a misspelling within a code comment in the index.php file.</li>
<li>Added Session Class userdata to the output profiler. Additionally, added a show/hide toggle on HTTP Headers, Session Data and Config Variables.</li>
<li>Removed internal usage of the <samp>EXT</samp> constant.</li>
- <li>Visual updates to the welcome_message view file and default error templates. Thanks to <a href="https://bitbucket.org/danijelb">danijelb</a> for the pull request.</li>
+ <li>Visual updates to the welcome_message view file and default error templates. Thanks to <a href="https://bitbucket.org/danijelb">danijelb</a> for the pull request.</li>
+ <li>Added <samp>insert_batch()</samp> function to the PostgreSQL database driver. Thanks to epallerols for the patch.</li>
</ul>
</li>
<li>Helpers
@@ -83,6 +85,7 @@ Change Log
<li>Libraries
<ul>
<li>Altered Session to use a longer match against the user_agent string. See upgrade notes if using database sessions.</li>
+ <li class="reactor">Added <kbd>is_unique</kbd> to the <a href="libraries/form_validation.html">Form Validation library</a>.</li>
</ul>
</li>
</ul>
diff --git a/user_guide/database/configuration.html b/user_guide/database/configuration.html
index 51d11c9f2..4ea2e6b3d 100644
--- a/user_guide/database/configuration.html
+++ b/user_guide/database/configuration.html
@@ -132,8 +132,8 @@ for the primary connection, but it too can be renamed to something more relevant
<li><strong>cache_on</strong> - TRUE/FALSE (boolean) - Whether database query caching is enabled, see also <a href="caching.html">Database Caching Class</a>.</li>
<li><strong>cachedir</strong> - The absolute server path to your database query cache directory.</li>
<li><strong>char_set</strong> - The character set used in communicating with the database.</li>
-<li><strong>dbcollat</strong> - The character collation used in communicating with the database. <p class="important"><strong>Note:</strong> For MySQL and MySQLi databases, this setting is only used as a backup if your server is running PHP &lt; 5.2.3 or MySQL &lt; 5.0.7. There is an incompatibility in PHP with mysql_real_escape_string() which can make your site vulnerable to SQL injection if you are using a multi-byte character set and are running versions lower than these. Sites using Latin-1 or UTF-8 database character set and collation are unaffected.</p></li>
-<li><strong>swap_pre</strong> - A default table prefix that should be swapped with <var>dbprefix</var>. This is useful for distributed applications where you might run manually written queries, and need the prefix to still be customizable by the end user.</li>
+<li><strong>dbcollat</strong> - The character collation used in communicating with the database. <p class="important"><strong>Note:</strong> For MySQL and MySQLi databases, this setting is only used as a backup if your server is running PHP &lt; 5.2.3 or MySQL &lt; 5.0.7 (and in table creation queries made with DB Forge). There is an incompatibility in PHP with mysql_real_escape_string() which can make your site vulnerable to SQL injection if you are using a multi-byte character set and are running versions lower than these. Sites using Latin-1 or UTF-8 database character set and collation are unaffected.</p></li>
+<li><strong>swap_pre</strong> - A default table prefix that should be swapped with <var>dbprefix</var>. This is useful for distributed applications where you might run manually written queries, and need the prefix to still be customizable by the end user.</li>
<li><strong>autoinit</strong> - Whether or not to automatically connect to the database when the library loads. If set to false, the connection will take place prior to executing the first query.</li>
<li><strong>stricton</strong> - TRUE/FALSE (boolean) - Whether to force "Strict Mode" connections, good for ensuring strict SQL while developing an application.</li>
<li><strong>port</strong> - The database port number. To use this value you have to add a line to the database config array.<code>$db['default']['port'] = 5432;</code>
diff --git a/user_guide/database/index.html b/user_guide/database/index.html
index fa3548cf1..9c67e3b79 100644
--- a/user_guide/database/index.html
+++ b/user_guide/database/index.html
@@ -86,7 +86,7 @@ structures and Active Record patterns. The database functions offer clear, simpl
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp;<a href="../libraries/config.html">Config Class</a>
+Previous Topic:&nbsp;&nbsp;<a href="../libraries/caching.html">Caching Class</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
diff --git a/user_guide/database/utilities.html b/user_guide/database/utilities.html
index c488180a8..582ea2ce4 100644
--- a/user_guide/database/utilities.html
+++ b/user_guide/database/utilities.html
@@ -306,7 +306,7 @@ Previous Topic:&nbsp;&nbsp;<a href="forge.html">DB Forge Class</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="../libraries/email.html"> Email Class</a></p>
+Next Topic:&nbsp;&nbsp;<a href="../libraries/javascript.html">Javascript Class</a></p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/general/security.html b/user_guide/general/security.html
index ab92a94ba..0609afc48 100644
--- a/user_guide/general/security.html
+++ b/user_guide/general/security.html
@@ -76,15 +76,9 @@ minimize the possibility that malicious data can be passed to your application.
<li>Dash: -</li>
</ul>
-<h2>GET, POST, and COOKIE Data</h2>
-
-<p>GET data is simply disallowed by CodeIgniter since the system utilizes URI segments rather than traditional URL query strings (unless
-you have the query string option enabled in your config file). The global GET
-array is <strong>unset</strong> by the Input class during system initialization.</p>
-
<h2>Register_globals</h2>
-<p>During system initialization all global variables are unset, except those found in the $_POST and $_COOKIE arrays. The unsetting
+<p>During system initialization all global variables are unset, except those found in the $_GET, $_POST, and $_COOKIE arrays. The unsetting
routine is effectively the same as register_globals = off.</p>
<a name="error_reporting"></a>
diff --git a/user_guide/helpers/array_helper.html b/user_guide/helpers/array_helper.html
index a19621453..51c7ab519 100644
--- a/user_guide/helpers/array_helper.html
+++ b/user_guide/helpers/array_helper.html
@@ -159,10 +159,10 @@ $this->post_model->update(elements(array('id', 'title', 'content'), $_POST));
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp; <a href="../libraries/zip.html">Zip Encoding Class</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
+Previous Topic:&nbsp;&nbsp; <a href="../libraries/javascript.html">Javascript Class</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="compatibility_helper.html">Compatibility Helper</a></p>
+Next Topic:&nbsp;&nbsp;<a href="captcha_helper.html">CAPTCHA Helper</a></p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/helpers/captcha_helper.html b/user_guide/helpers/captcha_helper.html
index 2fd5a5549..95ed672fe 100644
--- a/user_guide/helpers/captcha_helper.html
+++ b/user_guide/helpers/captcha_helper.html
@@ -183,11 +183,11 @@ if ($row-&gt;count == 0)<br />
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp;<a href="url_helper.html">URL Helper</a>
+Previous Topic:&nbsp;&nbsp;<a href="array_helper.html">Array Helper</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-<a href="../index.html">User Guide Home</a>
-</p>
+<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
+Next Topic:&nbsp;&nbsp;<a href="cookie_helper.html">Cookie Helper</a></p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/helpers/cookie_helper.html b/user_guide/helpers/cookie_helper.html
index 34faadbcc..453863149 100644
--- a/user_guide/helpers/cookie_helper.html
+++ b/user_guide/helpers/cookie_helper.html
@@ -95,7 +95,7 @@ of values in the first parameter or you can set discrete parameters.</p>
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp;<a href="compatibility_helper.html">Compatibility Helper</a>
+Previous Topic:&nbsp;&nbsp;<a href="captcha_helper.html">CAPTCHA Helper</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
diff --git a/user_guide/images/appflowchart.gif b/user_guide/images/appflowchart.gif
index 422332c9e..4328e48fe 100644
--- a/user_guide/images/appflowchart.gif
+++ b/user_guide/images/appflowchart.gif
Binary files differ
diff --git a/user_guide/libraries/caching.html b/user_guide/libraries/caching.html
index 190232e4b..f94a3d1a2 100644
--- a/user_guide/libraries/caching.html
+++ b/user_guide/libraries/caching.html
@@ -180,11 +180,11 @@ if ($this->cache->apc->is_supported())<br />
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp;<a href="errors.html">Error Handling</a>
+Previous Topic:&nbsp;&nbsp;<a href="zip.html">Zip Encoding Class</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="profiling.html">Profiling Your Application</a>
+Next Topic:&nbsp;&nbsp;<a href="../database/index.html">Database Class</a>
</p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/libraries/form_validation.html b/user_guide/libraries/form_validation.html
index 8fdcd1446..bba8f507e 100644
--- a/user_guide/libraries/form_validation.html
+++ b/user_guide/libraries/form_validation.html
@@ -390,10 +390,10 @@ $this->form_validation->set_rules($config);
<p>CodeIgniter lets you pipe multiple rules together. Let's try it. Change your rules in the third parameter of rule setting function, like this:</p>
<code>
-$this->form_validation->set_rules('username', 'Username', 'required|min_length[5]|max_length[12]');<br />
+$this->form_validation->set_rules('username', 'Username', 'required|min_length[5]|max_length[12]|is_unique[users.username]');<br />
$this->form_validation->set_rules('password', 'Password', 'required|matches[passconf]');<br />
$this->form_validation->set_rules('passconf', 'Password Confirmation', 'required');<br />
-$this->form_validation->set_rules('email', 'Email', 'required|valid_email');<br />
+$this->form_validation->set_rules('email', 'Email', 'required|valid_email|is_unique[users.email]');<br />
</code>
<p>The above code sets the following rules:</p>
@@ -516,7 +516,7 @@ create a callback function that does that. Let's create a example of this.</p>
class Form extends CI_Controller {
- function index()
+ public function index()
{
$this->load->helper(array('form', 'url'));
@@ -525,7 +525,7 @@ class Form extends CI_Controller {
$this->form_validation->set_rules('username', 'Username', 'callback_username_check');
$this->form_validation->set_rules('password', 'Password', 'required');
$this->form_validation->set_rules('passconf', 'Password Confirmation', 'required');
- $this->form_validation->set_rules('email', 'Email', 'required');
+ $this->form_validation->set_rules('email', 'Email', 'required|is_unique[users.email]');
if ($this->form_validation->run() == FALSE)
{
@@ -537,7 +537,7 @@ class Form extends CI_Controller {
}
}
- function username_check($str)
+ public function username_check($str)
{
if ($str == 'test')
{
@@ -947,6 +947,13 @@ POST array:</p>
</tr>
<tr>
+ <td class="td"><strong>is_unique</strong></td>
+ <td class="td">Yes</td>
+ <td class="td">Returns FALSE if the form element is not unique to the table and field name in the parameter.</td>
+ <td class="td">is_unique[table.field]</td>
+ </tr>
+
+ <tr>
<td class="td"><strong>min_length</strong></td>
<td class="td">Yes</td>
<td class="td">Returns FALSE if the form element is shorter then the parameter value.</td>
diff --git a/user_guide/libraries/javascript.html b/user_guide/libraries/javascript.html
index 4e262279d..5b7ef437b 100644
--- a/user_guide/libraries/javascript.html
+++ b/user_guide/libraries/javascript.html
@@ -2,7 +2,7 @@
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
-<title>CodeIgniter User Guide : JavaScript Class</title>
+<title>JavaScript Class : CodeIgniter User Guide</title>
<style type='text/css' media='all'>@import url('../userguide.css');</style>
<link rel='stylesheet' type='text/css' media='all' href='../userguide.css' />
@@ -235,11 +235,11 @@ $this-&gt;jquery-&gt;slideToggle(target, optional speed, optional extra informa
<div id="footer">
<p>
-Previous Topic:&nbsp;&nbsp;<a href="input.html">Input Class</a>
+Previous Topic:&nbsp;&nbsp;<a href="../database/index.html">Database Class</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="language.html">Language Class</a></p>
+Next Topic:&nbsp;&nbsp;<a href="../helpers/array_helper.html">Array Helper</a></p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/libraries/sessions.html b/user_guide/libraries/sessions.html
index a6f3c601c..75ea0e6d7 100644
--- a/user_guide/libraries/sessions.html
+++ b/user_guide/libraries/sessions.html
@@ -105,8 +105,8 @@ even add your own data to a user's session, but the process of reading, writing,
<ul>
<li>The user's unique Session ID (this is a statistically random string with very strong entropy, hashed with MD5 for portability, and regenerated (by default) every five minutes)</li>
<li>The user's IP Address</li>
-<li>The user's User Agent data (the first 50 characters of the browser data string)</li>
-<li>The "last activity" time stamp.</li>
+<li>The user's User Agent data (the first 120 characters of the browser data string)</li>
+<li>The "last activity" time stamp.</li>
</ul>
<p>The above data is stored in a cookie as a serialized array with this prototype:</p>
diff --git a/user_guide/libraries/zip.html b/user_guide/libraries/zip.html
index 031126603..087b4adfb 100644
--- a/user_guide/libraries/zip.html
+++ b/user_guide/libraries/zip.html
@@ -279,7 +279,7 @@ Previous Topic:&nbsp;&nbsp;<a href="xmlrpc.html"> XML-RPC Class</a>
&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="#top">Top of Page</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
<a href="../index.html">User Guide Home</a>&nbsp;&nbsp;&nbsp;&middot;&nbsp;&nbsp;
-Next Topic:&nbsp;&nbsp;<a href="../helpers/array_helper.html">Array Helper</a>
+Next Topic:&nbsp;&nbsp;<a href="caching.html">Caching Class</a>
</p>
<p><a href="http://codeigniter.com">CodeIgniter</a> &nbsp;&middot;&nbsp; Copyright &#169; 2006 - 2011 &nbsp;&middot;&nbsp; <a href="http://ellislab.com/">EllisLab, Inc.</a></p>
</div>
diff --git a/user_guide/nav/nav.js b/user_guide/nav/nav.js
index ce783fc27..b44994d4d 100644
--- a/user_guide/nav/nav.js
+++ b/user_guide/nav/nav.js
@@ -50,6 +50,8 @@ function create_menu(basepath)
'<li><a href="'+base+'general/helpers.html">Helpers</a></li>' +
'<li><a href="'+base+'general/libraries.html">Using CodeIgniter Libraries</a></li>' +
'<li><a href="'+base+'general/creating_libraries.html">Creating Your Own Libraries</a></li>' +
+ '<li><a href="'+base+'general/drivers.html">Using CodeIgniter Drivers</a></li>' +
+ '<li><a href="'+base+'general/creating_drivers.html">Creating Your Own Drivers</a></li>' +
'<li><a href="'+base+'general/core_classes.html">Creating Core Classes</a></li>' +
'<li><a href="'+base+'general/hooks.html">Hooks - Extending the Core</a></li>' +
'<li><a href="'+base+'general/autoloader.html">Auto-loading Resources</a></li>' +
diff --git a/user_guide/overview/appflow.html b/user_guide/overview/appflow.html
index bcbc43ff8..7c8d4accb 100644
--- a/user_guide/overview/appflow.html
+++ b/user_guide/overview/appflow.html
@@ -60,7 +60,7 @@ Appflow
<p>The following graphic illustrates how data flows throughout the system:</p>
-<div><img src="../images/appflowchart.gif" width="697" height="205" border="0" alt="CodeIgniter application flow" /></div>
+<div><img src="../images/appflowchart.gif" width="769" height="212" alt="CodeIgniter application flow"></div>
<ol>
diff --git a/user_guide/toc.html b/user_guide/toc.html
index 4b4ab1001..f6a5fe0ec 100644
--- a/user_guide/toc.html
+++ b/user_guide/toc.html
@@ -103,6 +103,8 @@ Table of Contents
<li><a href="./general/helpers.html">Helpers</a></li>
<li><a href="./general/libraries.html">Using CodeIgniter Libraries</a></li>
<li><a href="./general/creating_libraries.html">Creating Your Own Libraries</a></li>
+ <li><a href="./general/drivers.html">Using CodeIgniter Drivers</a></li>
+ <li><a href="./general/creating_drivers.html">Creating Your Own Drivers</a></li>
<li><a href="./general/core_classes.html">Creating Core Classes</a></li>
<li><a href="./general/hooks.html">Hooks - Extending the Core</a></li>
<li><a href="./general/autoloader.html">Auto-loading Resources</a></li>