diff options
Diffstat (limited to 'system/helpers')
| -rw-r--r-- | system/helpers/form_helper.php | 335 |
1 files changed, 321 insertions, 14 deletions
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index 0c74ac0ff..a96adb97d 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -53,7 +53,7 @@ if ( ! function_exists('form_open')) $form = '<form action="'.$action.'"';
- $form .= _attributes_to_string($attributes, TRUE);
+ $form .= _attributes_to_string($attributes, TRUE);
$form .= '>';
@@ -139,7 +139,7 @@ if ( ! function_exists('form_input')) {
$defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);
- return "<input ".parse_form_attributes($data, $defaults).$extra." />";
+ return "<input "._parse_form_attributes($data, $defaults).$extra." />";
}
}
@@ -214,17 +214,17 @@ if ( ! function_exists('form_textarea')) {
$defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '90', 'rows' => '12');
- if ( ! is_array($data) OR ! isset($data['value']))
+ if ( ! is_array($data) OR ! isset($data['value']))
{
$val = $value;
}
- else
+ else
{
$val = $data['value'];
unset($data['value']); // textareas don't use the value attribute
}
- return "<textarea ".parse_form_attributes($data, $defaults).$extra.">".$val."</textarea>";
+ return "<textarea "._parse_form_attributes($data, $defaults).$extra.">".$val."</textarea>";
}
}
@@ -248,6 +248,16 @@ if ( ! function_exists('form_dropdown')) {
$selected = array($selected);
}
+
+ // If no selected state was submitted we will attempt to set it automatically
+ if (count($selected) === 0)
+ {
+ // If the form name appears in the $_POST array we have a winner!
+ if (isset($_POST[$name]))
+ {
+ $selected = array($_POST[$name]);
+ }
+ }
if ($extra != '') $extra = ' '.$extra;
@@ -312,7 +322,7 @@ if ( ! function_exists('form_checkbox')) unset($defaults['checked']);
}
- return "<input ".parse_form_attributes($data, $defaults).$extra." />";
+ return "<input "._parse_form_attributes($data, $defaults).$extra." />";
}
}
@@ -359,7 +369,7 @@ if ( ! function_exists('form_submit')) {
$defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);
- return "<input ".parse_form_attributes($data, $defaults).$extra." />";
+ return "<input "._parse_form_attributes($data, $defaults).$extra." />";
}
}
@@ -380,7 +390,7 @@ if ( ! function_exists('form_reset')) {
$defaults = array('type' => 'reset', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);
- return "<input ".parse_form_attributes($data, $defaults).$extra." />";
+ return "<input "._parse_form_attributes($data, $defaults).$extra." />";
}
}
@@ -407,7 +417,7 @@ if ( ! function_exists('form_button')) unset($data['content']); // content is not an attribute
}
- return "<button ".parse_form_attributes($data, $defaults).$extra.">".$content."</button>";
+ return "<button "._parse_form_attributes($data, $defaults).$extra.">".$content."</button>";
}
}
@@ -466,7 +476,7 @@ if ( ! function_exists('form_fieldset')) {
$fieldset = "<fieldset";
- $fieldset .= _attributes_to_string($attributes, FALSE);
+ $fieldset .= _attributes_to_string($attributes, FALSE);
$fieldset .= ">\n";
@@ -528,6 +538,17 @@ if ( ! function_exists('form_prep')) {
function form_prep($str = '')
{
+ // if the field name is an array we do this recursively
+ if (is_array($str))
+ {
+ foreach ($str as $key => $val)
+ {
+ $str[$key] = form_prep($val);
+ }
+
+ return $str;
+ }
+
if ($str === '')
{
return '';
@@ -552,7 +573,256 @@ if ( ! function_exists('form_prep')) return $str;
}
}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Form Value
+ *
+ * Grabs a value from the POST array for the specified field so you can
+ * re-populate an input field or textarea. If Form Validation
+ * is active it retrieves the info from the validation class
+ *
+ * @access public
+ * @param string
+ * @return mixed
+ */
+if ( ! function_exists('set_value'))
+{
+ function set_value($field = '', $default = '')
+ {
+ if (FALSE === ($OBJ =& _get_validation_object()))
+ {
+ if ( ! isset($_POST[$field]))
+ {
+ return $default;
+ }
+
+ return $_POST[$field];
+ }
+
+ return $OBJ->set_value($field, $default);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Set Select
+ *
+ * Let's you set the selected value of a <select> menu via data in the POST array.
+ * If Form Validation is active it retrieves the info from the validation class
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @param bool
+ * @return string
+ */
+if ( ! function_exists('set_select'))
+{
+ function set_select($field = '', $value = '', $default = FALSE)
+ {
+ $OBJ =& _get_validation_object();
+
+ if ($OBJ === FALSE)
+ {
+ if ( ! isset($_POST[$field]))
+ {
+ if (count($_POST) === 0)
+ {
+ return ' selected="selected"';
+ }
+ return '';
+ }
+
+ $field = $_POST[$field];
+
+ if (is_array($field))
+ {
+ if ( ! in_array($value, $field, TRUE))
+ {
+ return '';
+ }
+ }
+ else
+ {
+ if (($field == '' OR $value == '') OR ($field != $value))
+ {
+ return '';
+ }
+ }
+
+ return ' selected="selected"';
+ }
+
+ return $OBJ->set_select($field, $value, $default);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Set Checkbox
+ *
+ * Let's you set the selected value of a checkbox via the value in the POST array.
+ * If Form Validation is active it retrieves the info from the validation class
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @param bool
+ * @return string
+ */
+if ( ! function_exists('set_checkbox'))
+{
+ function set_checkbox($field = '', $value = '', $default = FALSE)
+ {
+ $OBJ =& _get_validation_object();
+
+ if ($OBJ === FALSE)
+ {
+ if ( ! isset($_POST[$field]))
+ {
+ if (count($_POST) === 0)
+ {
+ return ' checked="checked"';
+ }
+ return '';
+ }
+
+ $field = $_POST[$field];
+
+ if (is_array($field))
+ {
+ if ( ! in_array($value, $field, TRUE))
+ {
+ return '';
+ }
+ }
+ else
+ {
+ if (($field == '' OR $value == '') OR ($field != $value))
+ {
+ return '';
+ }
+ }
+
+ return ' checked="checked"';
+ }
+
+ return $OBJ->set_checkbox($field, $value, $default);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Set Radio
+ *
+ * Let's you set the selected value of a radio field via info in the POST array.
+ * If Form Validation is active it retrieves the info from the validation class
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @param bool
+ * @return string
+ */
+if ( ! function_exists('set_radio'))
+{
+ function set_radio($field = '', $value = '', $default = FALSE)
+ {
+ $OBJ =& _get_validation_object();
+
+ if ($OBJ === FALSE)
+ {
+ if ( ! isset($_POST[$field]))
+ {
+ if (count($_POST) === 0)
+ {
+ return ' checked="checked"';
+ }
+ return '';
+ }
+ $field = $_POST[$field];
+
+ if (is_array($field))
+ {
+ if ( ! in_array($value, $field, TRUE))
+ {
+ return '';
+ }
+ }
+ else
+ {
+ if (($field == '' OR $value == '') OR ($field != $value))
+ {
+ return '';
+ }
+ }
+
+ return ' checked="checked"';
+ }
+
+ return $OBJ->set_radio($field, $value, $default);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Form Error
+ *
+ * Returns the error for a specific form field. This is a helper for the
+ * form validation class.
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('form_error'))
+{
+ function form_error($field = '', $prefix = '', $suffix = '')
+ {
+ if (FALSE === ($OBJ =& _get_validation_object()))
+ {
+ return '';
+ }
+
+ return $OBJ->error($field, $prefix, $suffix);
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Validation Error String
+ *
+ * Returns all the errors associated with a form submission. This is a helper
+ * function for the form validation class.
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('validation_errors'))
+{
+ function validation_errors($prefix = '', $suffix = '')
+ {
+ if (FALSE === ($OBJ =& _get_validation_object()))
+ {
+ return '';
+ }
+
+ return $OBJ->error_string($prefix, $suffix);
+ }
+}
+
// ------------------------------------------------------------------------
/**
@@ -565,9 +835,9 @@ if ( ! function_exists('form_prep')) * @param array
* @return string
*/
-if ( ! function_exists('parse_form_attributes'))
+if ( ! function_exists('_parse_form_attributes'))
{
- function parse_form_attributes($attributes, $default)
+ function _parse_form_attributes($attributes, $default)
{
if (is_array($attributes))
{
@@ -623,8 +893,8 @@ if ( ! function_exists('_attributes_to_string')) {
$attributes .= ' method="post"';
}
-
- return ' '.$attributes;
+
+ return ' '.$attributes;
}
if (is_object($attributes) AND count($attributes) > 0)
@@ -651,5 +921,42 @@ if ( ! function_exists('_attributes_to_string')) }
}
+// ------------------------------------------------------------------------
+
+/**
+ * Validation Object
+ *
+ * Determines what the form validation class was instantiated as, fetches
+ * the object and returns it.
+ *
+ * @access private
+ * @return mixed
+ */
+if ( ! function_exists('_get_validation_object'))
+{
+ function &_get_validation_object()
+ {
+ $CI =& get_instance();
+
+ // We set this as a variable since we're returning by reference
+ $return = FALSE;
+
+ if ( ! isset($CI->load->_ci_classes) OR ! isset($CI->load->_ci_classes['form_validation']))
+ {
+ return $return;
+ }
+
+ $object = $CI->load->_ci_classes['form_validation'];
+
+ if ( ! isset($CI->$object) OR ! is_object($CI->$object))
+ {
+ return $return;
+ }
+
+ return $CI->$object;
+ }
+}
+
+
/* End of file form_helper.php */
/* Location: ./system/helpers/form_helper.php */
\ No newline at end of file |