silverstripe-userforms/code/editor/EditableFormField.php

392 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",
"CustomParameter" => "Varchar",
"CustomErrorMessage" => "Varchar(255)",
"CustomRules" => "Text",
"ShowOnLoad" => "Boolean",
"CustomSettings" => "Text"
);
static $defaults = array(
"CanDelete" => "1",
"ShowOnLoad" => "1"
);
static $has_one = array(
"Parent" => "SiteTree",
);
/**
* @var bool Is this field readonly to the user
*/
protected $readonly;
/**
* @var FieldEditor The current editor
*/
protected $editor;
/**
* 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) {
$this->setField('Default', -1);
parent::__construct( $record, $isSingleton );
}
/**
* Set the FieldEditor object for this field.
*
* @param FieldEditor The Editor window you wish to use
*/
protected function setEditor($editor) {
$this->editor = $editor;
}
function EditSegment() {
return $this->renderWith('EditableFormField');
}
function isReadonly() {
return $this->readonly;
}
function ClassName() {
return $this->class;
}
/**
* To prevent having tables for each fields minor settings we store it as
* a serialized array in the database.
*
* @return Array Return all the Settings
*/
protected function getFieldSettings() {
return (isset($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($this->class) . '.png';
}
/**
* Return whether or not this field has addable options
* such as a dropdown field or radio set
*
* @return bool
*/
public function hasAddableOptions() {
return false;
}
/**
* Return whether or not this field needs to show the extra
* options dropdown list
*
* @return bool
*/
public function showExtraOptions() {
return true;
}
/**
* Return the Custom Validation fields for this
* field for the CMS
*
* @return array
*/
public function Dependencies() {
return ($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();
// add the default add
$output->push(new ArrayData(array(
'Name' => $this->Name(),
'AddableOption' => true,
'Fields' => $fields
)));
// check for existing ones
if($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(
'Name' => $this->Name(),
'Display' => $data['Display'],
'Fields' => $outputFields,
'ConditionField' => $data['ConditionField'],
'ConditionOption' => $data['ConditionOption'],
'Value' => $data['Value']
)));
}
}
}
return $output;
}
function makeReadonly() {
$this->readonly = true;
return $this;
}
function ReadonlyEditSegment() {
$this->readonly = true;
return $this->EditSegment();
}
function TitleField() {
$titleAttr = Convert::raw2att($this->Title);
$readOnlyAttr = ($this->readonly) ? ' disabled="disabled"' : '';
return "<input type=\"text\" class=\"text\" title=\"("._t('EditableFormField.ENTERQUESTION', 'Enter Question').")\" value=\"$titleAttr\" name=\"Fields[{$this->ID}][Title]\"$readOnlyAttr />";
}
/**
* Return the base name for this form field in the
* form builder
*
* @return String
*/
public function Name() {
return "Fields[".$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();
}
function ExtraOptions() {
$baseName = "Fields[$this->ID]";
$extraOptions = new FieldSet();
// Is this field required
if(!$this->Parent()->hasMethod('hideExtraOption')){
$extraOptions->push(new CheckboxField($baseName . "[Required]", _t('EditableFormField.REQUIRED', 'Required?'), $this->Required));
}
elseif(!$this->Parent()->hideExtraOption('Required')){
$extraOptions->push(new CheckboxField($baseName . "[Required]", _t('EditableFormField.REQUIRED', 'Required?'), $this->Required));
}
if($this->Parent()->hasMethod('getExtraOptionsForField')) {
$extraFields = $this->Parent()->getExtraOptionsForField($this);
foreach($extraFields as $extraField) {
$extraOptions->push($extraField);
}
}
if($this->readonly) {
$extraOptions = $extraOptions->makeReadonly();
}
// custom error messaging
$extraOptions->push(new TextField($baseName.'[CustomErrorMessage]', _t('EditableFormField.CUSTOMERROR','Custom Error Message'), $this->CustomErrorMessage));
return $extraOptions;
}
/**
* 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);
}
/**
* Return the form field to appear on the filter form
* in the cms view
*
* @return FormField
*/
public function getFilterField() {
user_error("Please implement a getFilterField() on your EditableFormClass ". $this->ClassName, E_USER_ERROR);
}
/**
* Return an evaluation appropriate for a filter clause
* @todo: escape the string
*/
function filterClause( $value ) {
return ($value == '-1') ? "" : "`{$this->name}` = '$value'";
}
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;
}
function CustomParameter() {
return $this->CustomParameter;
}
/**
* 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();
}
}
?>