silverstripe-userforms/code/editor/EditableFormField.php

389 lines
10 KiB
PHP
Executable File

<?php
/**
* Represents the base class of a editable form field
* object like {@link EditableTextField}.
*
* @package userforms
*/
class EditableFormField extends DataObject {
static $default_sort = "Sort";
static $db = array(
"Name" => "Varchar",
"Title" => "Varchar(255)",
"Default" => "Varchar",
"Sort" => "Int",
"Required" => "Boolean",
"CanDelete" => "Boolean",
"CustomErrorMessage" => "Varchar(255)",
"CustomRules" => "Text",
"CustomSettings" => "Text"
);
static $defaults = array(
"CanDelete" => "1",
"ShowOnLoad" => "1"
);
static $has_one = array(
"Parent" => "SiteTree",
);
/**
* @var FieldEditor The current editor
*/
protected $editor;
protected $readonly;
/**
* Construct a new EditableFormField Object.
*
* @param array|null $record This will be null for a new database record.
* @param boolean $isSingleton This this to true if this is a singleton() object, a stub for calling methods.
*/
public function __construct($record = null, $isSingleton = false) {
parent::__construct($record, $isSingleton);
}
/**
* Set the FieldEditor object for this field.
*
* @param FieldEditor The Editor window you wish to use
*/
public function setEditor($editor) {
$this->editor = $editor;
}
/**
* Set this formfield to readonly
*/
public function setReadonly() {
$this->readonly = true;
}
/**
* Is this multipleoption field readonly to the user
*
* @return bool
*/
public function isReadonly() {
return $this->readonly;
}
function EditSegment() {
return $this->renderWith('EditableFormField');
}
function ClassName() {
return $this->class;
}
/**
* Return whether a user can delete this form field
* based on whether they can edit the page
*
* @return bool
*/
public function canDelete() {
return $this->Parent()->canEdit();
}
/**
* Return whether a user can edit this form field
* based on whether they can edit the page
*
* @return bool
*/
public function canEdit() {
return $this->Parent()->canEdit();
}
/**
* Show this form on load or not
*
* @return bool
*/
function ShowOnLoad() {
return ($this->getSetting('ShowOnLoad') == "Show" || $this->getSetting('ShowOnLoad') == '') ? true : false;
}
/**
* To prevent having tables for each fields minor settings we store it as
* a serialized array in the database.
*
* @return Array Return all the Settings
*/
protected function getFieldSettings() {
return (!empty($this->CustomSettings)) ? unserialize($this->CustomSettings) : array();
}
/**
* Set the custom settings for this field as we store the minor details in
* a serialized array in the database
*
* @param Array the custom settings
*/
protected function setFieldSettings($settings = array()) {
$this->CustomSettings = serialize($settings);
}
/**
* Return just one custom setting or empty string if it does
* not exist
*
* @param String Value to use as key
* @return String
*/
public function getSetting($setting) {
$settings = $this->getFieldSettings();
if(isset($settings) && count($settings) > 0) {
if(isset($settings[$setting])) {
return $settings[$setting];
}
}
return '';
}
/**
* Get the path to the icon for this field type, relative to the site root.
*
* @return string
*/
public function Icon() {
return 'userforms/images/' . strtolower($this->class) . '.png';
}
/**
* Return whether or not this field has addable options
* such as a dropdown field or radio set
*
* @return bool
*/
public function getHasAddableOptions() {
return false;
}
/**
* Return whether or not this field needs to show the extra
* options dropdown list
*
* @return bool
*/
public function showExtraOptions() {
return true;
}
/**
* Return the Custom Validation fields for this
* field for the CMS
*
* @return array
*/
public function Dependencies() {
return ($this->CustomRules) ? unserialize($this->CustomRules) : array();
}
/**
* Return the custom validation fields for the field
*
* @return DataObjectSet
*/
public function CustomRules() {
$output = new DataObjectSet();
$fields = $this->Parent()->Fields();
// check for existing ones
if($this->CustomRules) {
$rules = unserialize($this->CustomRules);
if($rules) {
foreach($rules as $rule => $data) {
// recreate all the field object to prevent caching
$outputFields = new DataObjectSet();
foreach($fields as $field) {
$new = clone $field;
$new->isSelected = ($new->Name == $data['ConditionField']) ? true : false;
$outputFields->push($new);
}
$output->push(new ArrayData(array(
'FieldName' => $this->FieldName(),
'Display' => $data['Display'],
'Fields' => $outputFields,
'ConditionField' => $data['ConditionField'],
'ConditionOption' => $data['ConditionOption'],
'Value' => $data['Value']
)));
}
}
}
return $output;
}
function TitleField() {
$titleAttr = Convert::raw2att($this->Title);
$readOnlyAttr = (!$this->canEdit()) ? ' disabled="disabled"' : '';
return "<input type=\"text\" class=\"text\" title=\"("._t('EditableFormField.ENTERQUESTION', 'Enter Question').")\" value=\"$titleAttr\" name=\"Fields[{$this->ID}][Title]\"$readOnlyAttr />";
}
/**
* Return the base name for this form field in the
* form builder
*
* @return String
*/
public function FieldName() {
return "Fields[".$this->ID."]";
}
/**
* @todo Fix this - shouldn't name be returning name?!?
*/
public function BaseName() {
return $this->Name;
}
/**
* How to save the data submitted in this field into
* the database object which this field represents.
*
* Any class's which call this should also call
* {@link parent::populateFromPostData()} to ensure
* that this method is called
*
* @access public
*/
public function populateFromPostData($data) {
$this->Title = (isset($data['Title'])) ? $data['Title']: "";
$this->Default = (isset($data['Default'])) ? $data['Default'] : "";
$this->Sort = (isset($data['Sort'])) ? $data['Sort'] : null;
$this->CustomParameter = isset($data['CustomParameter']) ? $data['CustomParameter'] : null;
$this->Required = !empty($data['Required']) ? 1 : 0;
$this->CanDelete = (isset($data['CanDelete']) && !$data['CanDelete']) ? 0 : 1;
$this->Name = $this->class.$this->ID;
$this->CustomErrorMessage = (isset($data['CustomErrorMessage'])) ? $data['CustomErrorMessage'] : "";
$this->CustomRules = "";
$this->CustomSettings = "";
$this->ShowOnLoad = (isset($data['ShowOnLoad']) && $data['ShowOnLoad'] == "Show") ? 1 : 0;
// custom settings
if(isset($data['CustomSettings'])) {
$this->setFieldSettings($data['CustomSettings']);
}
// custom validation
if(isset($data['CustomRules'])) {
$rules = array();
foreach($data['CustomRules'] as $key => $value) {
if(is_array($value)) {
$fieldValue = (isset($value['Value'])) ? $value['Value'] : '';
if(isset($value['ConditionOption']) && $value['ConditionOption'] == "Blank" || $value['ConditionOption'] == "NotBlank") {
$fieldValue = "";
}
$rules[] = array(
'Display' => (isset($value['Display'])) ? $value['Display'] : "",
'ConditionField' => (isset($value['ConditionField'])) ? $value['ConditionField'] : "",
'ConditionOption' => (isset($value['ConditionOption'])) ? $value['ConditionOption'] : "",
'Value' => $fieldValue
);
}
}
$this->CustomRules = serialize($rules);
}
$this->write();
}
/**
* Implement custom field Configuration on this field. Includes such things as
* settings and options of a given editable form field
*
* @return FieldSet
*/
public function getFieldConfiguration() {
return new FieldSet();
}
/**
* Append custom validation fields to the default 'Validation'
* section in the editable options view
*
* @return FieldSet
*/
public function getFieldValidationOptions() {
$fields = new FieldSet(
new CheckboxField("Fields[$this->ID][Required]", _t('EditableFormField.REQUIRED', 'Is this field Required?'), $this->Required),
new TextField("Fields[$this->ID][CustomErrorMessage]", _t('EditableFormField.CUSTOMERROR','Custom Error Message'), $this->CustomErrorMessage)
);
if(!$this->canEdit()) {
foreach($fields as $field) {
$fields->performReadonlyTransformation();
}
}
return $fields;
}
/**
* Return a FormField to appear on the front end. Implement on
* your subclass
*
* @return FormField
*/
public function getFormField() {
user_error("Please implement a getFormField() on your EditableFormClass ". $this->ClassName, E_USER_ERROR);
}
function showInReports() {
return true;
}
function prepopulate($value) {
$this->prepopulateFromMap($this->parsePrepopulateValue($value));
}
protected function parsePrepopulateValue($value) {
$paramList = explode(',', $value);
$paramMap = array();
foreach($paramList as $param) {
if(preg_match( '/([^=]+)=(.+)/', $param, $match)) {
if(isset($paramMap[$match[1]]) && is_array($paramMap[$match[1]])) {
$paramMap[$match[1]][] = $match[2];
} else if(isset( $paramMap[$match[1]])) {
$paramMap[$match[1]] = array($paramMap[$match[1]]);
$paramMap[$match[1]][] = $match[2];
} else {
$paramMap[$match[1]] = $match[2];
}
}
}
return $paramMap;
}
protected function prepopulateFromMap($paramMap) {
foreach($paramMap as $field => $fieldValue) {
if(!is_array($fieldValue)) {
$this->$field = $fieldValue;
}
}
}
function Type() {
return $this->class;
}
/**
* Return the validation information related to this field. This is
* interrupted as a JSON object for validate plugin and used in the
* PHP.
*
* @see http://docs.jquery.com/Plugins/Validation/Methods
* @return Array
*/
public function getValidation() {
return array();
}
}
?>