summaryrefslogtreecommitdiffstats
path: root/system/libraries
diff options
context:
space:
mode:
Diffstat (limited to 'system/libraries')
-rw-r--r--system/libraries/Cart.php12
-rw-r--r--system/libraries/Email.php120
-rw-r--r--system/libraries/Form_validation.php119
-rw-r--r--system/libraries/Migration.php338
-rw-r--r--system/libraries/User_agent.php2
5 files changed, 474 insertions, 117 deletions
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php
index 7f65b48b9..ab5a70c98 100644
--- a/system/libraries/Cart.php
+++ b/system/libraries/Cart.php
@@ -99,7 +99,7 @@ class CI_Cart {
$save_cart = FALSE;
if (isset($items['id']))
{
- if ($this->_insert($items) == TRUE)
+ if (($rowid = $this->_insert($items)))
{
$save_cart = TRUE;
}
@@ -110,7 +110,7 @@ class CI_Cart {
{
if (is_array($val) AND isset($val['id']))
{
- if ($this->_insert($val) == TRUE)
+ if ($this->_insert($val))
{
$save_cart = TRUE;
}
@@ -122,7 +122,7 @@ class CI_Cart {
if ($save_cart == TRUE)
{
$this->_save_cart();
- return TRUE;
+ return isset($rowid) ? $rowid : TRUE;
}
return FALSE;
@@ -244,7 +244,7 @@ class CI_Cart {
}
// Woot!
- return TRUE;
+ return $rowid;
}
// --------------------------------------------------------------------
@@ -374,6 +374,7 @@ class CI_Cart {
// Lets add up the individual prices and set the cart sub-total
$total = 0;
+ $items = 0;
foreach ($this->_cart_contents as $key => $val)
{
// We make sure the array contains the proper indexes
@@ -383,13 +384,14 @@ class CI_Cart {
}
$total += ($val['price'] * $val['qty']);
+ $items += $val['qty'];
// Set the subtotal
$this->_cart_contents[$key]['subtotal'] = ($this->_cart_contents[$key]['price'] * $this->_cart_contents[$key]['qty']);
}
// Set the cart total and total items.
- $this->_cart_contents['total_items'] = count($this->_cart_contents);
+ $this->_cart_contents['total_items'] = $items;
$this->_cart_contents['cart_total'] = $total;
// Is our cart empty? If so we delete it from the session
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index cd89f8f3d..fb9a75049 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -395,7 +395,7 @@ class CI_Email {
public function attach($filename, $disposition = 'attachment')
{
$this->_attach_name[] = $filename;
- $this->_attach_type[] = $this->_mime_types(next(explode('.', basename($filename))));
+ $this->_attach_type[] = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION));
$this->_attach_disp[] = $disposition; // Can also be 'inline' Not sure if it matters
return $this;
}
@@ -405,12 +405,12 @@ class CI_Email {
/**
* Add a Header Item
*
- * @access private
+ * @access protected
* @param string
* @param string
* @return void
*/
- private function _set_header($header, $value)
+ protected function _set_header($header, $value)
{
$this->_headers[$header] = $value;
}
@@ -420,11 +420,11 @@ class CI_Email {
/**
* Convert a String to an Array
*
- * @access private
+ * @access protected
* @param string
* @return array
*/
- private function _str_to_array($email)
+ protected function _str_to_array($email)
{
if ( ! is_array($email))
{
@@ -577,10 +577,10 @@ class CI_Email {
/**
* Set Message Boundary
*
- * @access private
+ * @access protected
* @return void
*/
- private function _set_boundaries()
+ protected function _set_boundaries()
{
$this->_alt_boundary = "B_ALT_".uniqid(''); // multipart/alternative
$this->_atc_boundary = "B_ATC_".uniqid(''); // attachment boundary
@@ -591,10 +591,10 @@ class CI_Email {
/**
* Get the Message ID
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_message_id()
+ protected function _get_message_id()
{
$from = $this->_headers['Return-Path'];
$from = str_replace(">", "", $from);
@@ -608,11 +608,11 @@ class CI_Email {
/**
* Get Mail Protocol
*
- * @access private
+ * @access protected
* @param bool
* @return string
*/
- private function _get_protocol($return = TRUE)
+ protected function _get_protocol($return = TRUE)
{
$this->protocol = strtolower($this->protocol);
$this->protocol = ( ! in_array($this->protocol, $this->_protocols, TRUE)) ? 'mail' : $this->protocol;
@@ -628,11 +628,11 @@ class CI_Email {
/**
* Get Mail Encoding
*
- * @access private
+ * @access protected
* @param bool
* @return string
*/
- private function _get_encoding($return = TRUE)
+ protected function _get_encoding($return = TRUE)
{
$this->_encoding = ( ! in_array($this->_encoding, $this->_bit_depths)) ? '8bit' : $this->_encoding;
@@ -655,10 +655,10 @@ class CI_Email {
/**
* Get content type (text/html/attachment)
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_content_type()
+ protected function _get_content_type()
{
if ($this->mailtype == 'html' && count($this->_attach_name) == 0)
{
@@ -683,10 +683,10 @@ class CI_Email {
/**
* Set RFC 822 Date
*
- * @access private
+ * @access protected
* @return string
*/
- private function _set_date()
+ protected function _set_date()
{
$timezone = date("Z");
$operator = (strncmp($timezone, '-', 1) == 0) ? '-' : '+';
@@ -701,10 +701,10 @@ class CI_Email {
/**
* Mime message
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_mime_message()
+ protected function _get_mime_message()
{
return "This is a multi-part message in MIME format.".$this->newline."Your email application may not support this format.";
}
@@ -802,10 +802,10 @@ class CI_Email {
* If the user hasn't specified his own alternative message
* it creates one by stripping the HTML
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_alt_message()
+ protected function _get_alt_message()
{
if ($this->alt_message != "")
{
@@ -941,11 +941,11 @@ class CI_Email {
/**
* Build final headers
*
- * @access private
+ * @access protected
* @param string
* @return string
*/
- private function _build_headers()
+ protected function _build_headers()
{
$this->_set_header('X-Sender', $this->clean_email($this->_headers['From']));
$this->_set_header('X-Mailer', $this->useragent);
@@ -959,10 +959,10 @@ class CI_Email {
/**
* Write Headers as a string
*
- * @access private
+ * @access protected
* @return void
*/
- private function _write_headers()
+ protected function _write_headers()
{
if ($this->protocol == 'mail')
{
@@ -994,10 +994,10 @@ class CI_Email {
/**
* Build Final Body and attachments
*
- * @access private
+ * @access protected
* @return void
*/
- private function _build_message()
+ protected function _build_message()
{
if ($this->wordwrap === TRUE AND $this->mailtype != 'html')
{
@@ -1177,12 +1177,12 @@ class CI_Email {
* Prepares string for Quoted-Printable Content-Transfer-Encoding
* Refer to RFC 2045 http://www.ietf.org/rfc/rfc2045.txt
*
- * @access private
+ * @access protected
* @param string
* @param integer
* @return string
*/
- private function _prep_quoted_printable($str, $charlim = '')
+ protected function _prep_quoted_printable($str, $charlim = '')
{
// Set the character limit
// Don't allow over 76, as that will make servers and MUAs barf
@@ -1275,7 +1275,7 @@ class CI_Email {
* @param bool // set to TRUE for processing From: headers
* @return str
*/
- private function _prep_q_encoding($str, $from = FALSE)
+ protected function _prep_q_encoding($str, $from = FALSE)
{
$str = str_replace(array("\r", "\n"), array('', ''), $str);
@@ -1440,10 +1440,10 @@ class CI_Email {
/**
* Unwrap special elements
*
- * @access private
+ * @access protected
* @return void
*/
- private function _unwrap_specials()
+ protected function _unwrap_specials()
{
$this->_finalbody = preg_replace_callback("/\{unwrap\}(.*?)\{\/unwrap\}/si", array($this, '_remove_nl_callback'), $this->_finalbody);
}
@@ -1453,10 +1453,10 @@ class CI_Email {
/**
* Strip line-breaks via callback
*
- * @access private
+ * @access protected
* @return string
*/
- private function _remove_nl_callback($matches)
+ protected function _remove_nl_callback($matches)
{
if (strpos($matches[1], "\r") !== FALSE OR strpos($matches[1], "\n") !== FALSE)
{
@@ -1471,10 +1471,10 @@ class CI_Email {
/**
* Spool mail to the mail server
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _spool_email()
+ protected function _spool_email()
{
$this->_unwrap_specials();
@@ -1516,10 +1516,10 @@ class CI_Email {
/**
* Send using mail()
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _send_with_mail()
+ protected function _send_with_mail()
{
if ($this->_safe_mode == TRUE)
{
@@ -1553,10 +1553,10 @@ class CI_Email {
/**
* Send using Sendmail
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _send_with_sendmail()
+ protected function _send_with_sendmail()
{
$fp = @popen($this->mailpath . " -oi -f ".$this->clean_email($this->_headers['From'])." -t", 'w');
@@ -1591,10 +1591,10 @@ class CI_Email {
/**
* Send using SMTP
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _send_with_smtp()
+ protected function _send_with_smtp()
{
if ($this->smtp_host == '')
{
@@ -1660,11 +1660,11 @@ class CI_Email {
/**
* SMTP Connect
*
- * @access private
+ * @access protected
* @param string
* @return string
*/
- private function _smtp_connect()
+ protected function _smtp_connect()
{
$this->_smtp_connect = fsockopen($this->smtp_host,
$this->smtp_port,
@@ -1687,12 +1687,12 @@ class CI_Email {
/**
* Send SMTP command
*
- * @access private
+ * @access protected
* @param string
* @param string
* @return string
*/
- private function _send_command($cmd, $data = '')
+ protected function _send_command($cmd, $data = '')
{
switch ($cmd)
{
@@ -1754,10 +1754,10 @@ class CI_Email {
/**
* SMTP Authenticate
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _smtp_authenticate()
+ protected function _smtp_authenticate()
{
if ( ! $this->_smtp_auth)
{
@@ -1808,10 +1808,10 @@ class CI_Email {
/**
* Send SMTP data
*
- * @access private
+ * @access protected
* @return bool
*/
- private function _send_data($data)
+ protected function _send_data($data)
{
if ( ! fwrite($this->_smtp_connect, $data . $this->newline))
{
@@ -1829,10 +1829,10 @@ class CI_Email {
/**
* Get SMTP data
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_smtp_data()
+ protected function _get_smtp_data()
{
$data = "";
@@ -1854,10 +1854,10 @@ class CI_Email {
/**
* Get Hostname
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_hostname()
+ protected function _get_hostname()
{
return (isset($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : 'localhost.localdomain';
}
@@ -1867,10 +1867,10 @@ class CI_Email {
/**
* Get IP
*
- * @access private
+ * @access protected
* @return string
*/
- private function _get_ip()
+ protected function _get_ip()
{
if ($this->_IP !== FALSE)
{
@@ -1933,11 +1933,11 @@ class CI_Email {
/**
* Set Message
*
- * @access private
+ * @access protected
* @param string
* @return string
*/
- private function _set_error_message($msg, $val = '')
+ protected function _set_error_message($msg, $val = '')
{
$CI =& get_instance();
$CI->lang->load('email');
@@ -1957,11 +1957,11 @@ class CI_Email {
/**
* Mime Types
*
- * @access private
+ * @access protected
* @param string
* @return string
*/
- private function _mime_types($ext = "")
+ protected function _mime_types($ext = "")
{
$mimes = array( 'hqx' => 'application/mac-binhex40',
'cpt' => 'application/mac-compactpro',
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 6f79a554a..a34809e05 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))
@@ -489,7 +488,7 @@ class CI_Form_validation {
if ( ! in_array('required', $rules) AND is_null($postdata))
{
// Before we bail out, does the rule contain a callback?
- if (preg_match("/(callback_\w+)/", implode(' ', $rules), $match))
+ if (preg_match("/(callback_\w+(\[.*?\])?)/", implode(' ', $rules), $match))
{
$callback = TRUE;
$rules = (array('1' => $match[1]));
@@ -695,7 +694,7 @@ class CI_Form_validation {
* @param string the field name
* @return string
*/
- function _translate_fieldname($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);
}
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/system/libraries/User_agent.php b/system/libraries/User_agent.php
index 016102a2a..0b77a7d42 100644
--- a/system/libraries/User_agent.php
+++ b/system/libraries/User_agent.php
@@ -142,7 +142,7 @@ class CI_User_agent {
{
$this->_set_platform();
- foreach (array('_set_browser', '_set_robot', '_set_mobile') as $function)
+ foreach (array('_set_robot', '_set_browser', '_set_mobile') as $function)
{
if ($this->$function() === TRUE)
{