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-rw-r--r--system/libraries/Form_validation.php159
1 files changed, 119 insertions, 40 deletions
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 79414656f..f2f3712d9 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -47,10 +47,8 @@ class CI_Form_validation {
protected $_error_suffix = '</p>';
protected $error_string = '';
protected $_safe_form_data = FALSE;
+ protected $validation_data = array();
- /**
- * Constructor
- */
public function __construct($rules = array())
{
$this->CI =& get_instance();
@@ -109,7 +107,8 @@ class CI_Form_validation {
public function set_rules($field, $label = '', $rules = '')
{
// No reason to set rules if we have no POST data
- if (count($_POST) === 0)
+ // or a validation array has not been specified
+ if (count($_POST) === 0 && count($this->validation_data) === 0)
{
return $this;
}
@@ -186,10 +185,33 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
+ * By default, form validation uses the $_POST array to validate
+ *
+ * If an array is set through this method, then this array will
+ * be used instead of the $_POST array
+ *
+ * Note that if you are validating multiple arrays, then the
+ * reset_validation() function should be called after validating
+ * each array due to the limitations of CI's singleton
+ *
+ * @param array $data
+ * @return void
+ */
+ public function set_data($data = '')
+ {
+ if ( ! empty($data) && is_array($data))
+ {
+ $this->validation_data = $data;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Set Error Message
*
* Lets users set their own error messages on the fly. Note: The key
- * name has to match the function name that it corresponds to.
+ * name has to match the function name that it corresponds to.
*
* @param string
* @param string
@@ -259,6 +281,20 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
+ * Get Array of Error Messages
+ *
+ * Returns the error messages as an array
+ *
+ * @return array
+ */
+ public function error_array()
+ {
+ return $this->_error_array;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Error String
*
* Returns the error messages as a string, wrapped in the error delimiters
@@ -310,7 +346,8 @@ class CI_Form_validation {
public function run($group = '')
{
// Do we even have any data to process? Mm?
- if (count($_POST) === 0)
+ $validation_array = ( ! empty($this->validation_data)) ? $this->validation_data : $_POST;
+ if (count($validation_array) === 0)
{
return FALSE;
}
@@ -352,18 +389,18 @@ class CI_Form_validation {
// corresponding $_POST item and test for errors
foreach ($this->_field_data as $field => $row)
{
- // Fetch the data from the corresponding $_POST array and cache it in the _field_data array.
+ // Fetch the data from the corresponding $_POST or validation array and cache it in the _field_data array.
// Depending on whether the field name is an array or a string will determine where we get it from.
if ($row['is_array'] === TRUE)
{
- $this->_field_data[$field]['postdata'] = $this->_reduce_array($_POST, $row['keys']);
+ $this->_field_data[$field]['postdata'] = $this->_reduce_array($validation_array, $row['keys']);
}
else
{
- if (isset($_POST[$field]) AND $_POST[$field] != "")
+ if (isset($validation_array[$field]) AND $validation_array[$field] != "")
{
- $this->_field_data[$field]['postdata'] = $_POST[$field];
+ $this->_field_data[$field]['postdata'] = $validation_array[$field];
}
}
@@ -727,11 +764,11 @@ class CI_Form_validation {
*
* @param string the field name
* @param string
- * @return void
+ * @return string
*/
public function set_value($field = '', $default = '')
{
- if ( ! isset($this->_field_data[$field]))
+ if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata']))
{
return $default;
}
@@ -760,13 +797,9 @@ class CI_Form_validation {
*/
public function set_select($field = '', $value = '', $default = FALSE)
{
- if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata']))
+ if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata']))
{
- if ($default === TRUE AND count($this->_field_data) === 0)
- {
- return ' selected="selected"';
- }
- return '';
+ return ($default === TRUE && count($this->_field_data) === 0) ? ' selected="selected"' : '';
}
$field = $this->_field_data[$field]['postdata'];
@@ -778,12 +811,9 @@ class CI_Form_validation {
return '';
}
}
- else
+ elseif (($field == '' OR $value == '') OR ($field != $value))
{
- if (($field == '' OR $value == '') OR ($field != $value))
- {
- return '';
- }
+ return '';
}
return ' selected="selected"';
@@ -803,13 +833,9 @@ class CI_Form_validation {
*/
public function set_radio($field = '', $value = '', $default = FALSE)
{
- if ( ! isset($this->_field_data[$field]) OR ! isset($this->_field_data[$field]['postdata']))
+ if ( ! isset($this->_field_data[$field], $this->_field_data[$field]['postdata']))
{
- if ($default === TRUE AND count($this->_field_data) === 0)
- {
- return ' checked="checked"';
- }
- return '';
+ return ($default === TRUE && count($this->_field_data) === 0) ? ' checked="checked"' : '';
}
$field = $this->_field_data[$field]['postdata'];
@@ -888,14 +914,13 @@ class CI_Form_validation {
*/
public function matches($str, $field)
{
- if ( ! isset($_POST[$field]))
+ $validation_array = ( ! empty($this->validation_data)) ? $this->validation_data : $_POST;
+ if ( ! isset($validation_array[$field]))
{
return FALSE;
}
- $field = $_POST[$field];
-
- return ($str === $field);
+ return ($str === $validation_array[$field]);
}
// --------------------------------------------------------------------
@@ -932,7 +957,7 @@ class CI_Form_validation {
*/
public function min_length($str, $val)
{
- if (preg_match("/[^0-9]/", $val))
+ if (preg_match('/[^0-9]/', $val))
{
return FALSE;
}
@@ -956,7 +981,7 @@ class CI_Form_validation {
*/
public function max_length($str, $val)
{
- if (preg_match("/[^0-9]/", $val))
+ if (preg_match('/[^0-9]/', $val))
{
return FALSE;
}
@@ -980,7 +1005,7 @@ class CI_Form_validation {
*/
public function exact_length($str, $val)
{
- if (preg_match("/[^0-9]/", $val))
+ if (preg_match('/[^0-9]/', $val))
{
return FALSE;
}
@@ -1140,7 +1165,7 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
- * Greather than
+ * Greater than
*
* @param string
* @return bool
@@ -1155,6 +1180,24 @@ class CI_Form_validation {
}
// --------------------------------------------------------------------
+
+ /**
+ * Equal to or Greater than
+ *
+ * @access public
+ * @param string
+ * @return bool
+ */
+ function greater_than_equal_to($str, $min)
+ {
+ if ( ! is_numeric($str))
+ {
+ return FALSE;
+ }
+ return $str >= $min;
+ }
+
+ // --------------------------------------------------------------------
/**
* Less than
@@ -1174,6 +1217,24 @@ class CI_Form_validation {
// --------------------------------------------------------------------
/**
+ * Equal to or Less than
+ *
+ * @access public
+ * @param string
+ * @return bool
+ */
+ function less_than_equal_to($str, $max)
+ {
+ if ( ! is_numeric($str))
+ {
+ return FALSE;
+ }
+ return $str <= $max;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
* Is a Natural number (0,1,2,3, etc.)
*
* @param string
@@ -1194,7 +1255,7 @@ class CI_Form_validation {
*/
public function is_natural_no_zero($str)
{
- return ($str != 0 AND preg_match('/^[0-9]+$/', $str));
+ return ($str != 0 && preg_match('/^[0-9]+$/', $str));
}
// --------------------------------------------------------------------
@@ -1241,7 +1302,7 @@ class CI_Form_validation {
return $data;
}
- return str_replace(array("'", '"', '<', '>'), array("&#39;", "&quot;", '&lt;', '&gt;'), stripslashes($data));
+ return str_replace(array("'", '"', '<', '>'), array('&#39;', '&quot;', '&lt;', '&gt;'), stripslashes($data));
}
// --------------------------------------------------------------------
@@ -1306,8 +1367,26 @@ class CI_Form_validation {
return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('&lt;?php', '&lt;?PHP', '&lt;?', '?&gt;'), $str);
}
+ // --------------------------------------------------------------------
+
+ /**
+ * Reset validation vars
+ *
+ * Prevents subsequent validation routines from being affected by the
+ * results of any previous validation routine due to the CI singleton.
+ *
+ * @return void
+ */
+ public function reset_validation()
+ {
+ $this->_field_data = array();
+ $this->_config_rules = array();
+ $this->_error_array = array();
+ $this->_error_messages = array();
+ $this->error_string = '';
+ }
+
}
-// END Form Validation Class
/* End of file Form_validation.php */
/* Location: ./system/libraries/Form_validation.php */