804 lines
20 KiB
PHP
Executable File
804 lines
20 KiB
PHP
Executable File
<?php
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use SilverStripe\Forms\SegmentField;
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/**
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* Represents the base class of a editable form field
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* object like {@link EditableTextField}.
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*
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* @package userforms
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*
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* @property string Name
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*
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* @method DataList DisplayRules() List of EditableCustomRule objects
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*/
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class EditableFormField extends DataObject {
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/**
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* Set to true to hide from class selector
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*
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* @config
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* @var bool
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*/
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private static $hidden = false;
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/**
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* Define this field as abstract (not inherited)
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*
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* @config
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* @var bool
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*/
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private static $abstract = true;
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/**
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* Flag this field type as non-data (e.g. literal, header, html)
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*
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* @config
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* @var bool
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*/
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private static $literal = false;
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/**
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* Default sort order
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*
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* @config
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* @var string
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*/
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private static $default_sort = '"Sort"';
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/**
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* A list of CSS classes that can be added
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*
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* @var array
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*/
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public static $allowed_css = array();
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/**
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* @config
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* @var array
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*/
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private static $summary_fields = array(
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'Title'
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);
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/**
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* @config
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* @var array
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*/
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private static $db = array(
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"Name" => "Varchar",
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"Title" => "Varchar(255)",
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"Default" => "Varchar(255)",
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"Sort" => "Int",
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"Required" => "Boolean",
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"CustomErrorMessage" => "Varchar(255)",
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"CustomRules" => "Text", // @deprecated from 2.0
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"CustomSettings" => "Text", // @deprecated from 2.0
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"Migrated" => "Boolean", // set to true when migrated
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"ExtraClass" => "Text", // from CustomSettings
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"RightTitle" => "Varchar(255)", // from CustomSettings
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"ShowOnLoad" => "Boolean(1)", // from CustomSettings
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);
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/**
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* @config
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* @var array
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*/
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private static $has_one = array(
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"Parent" => "UserDefinedForm",
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);
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/**
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* Built in extensions required
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*
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* @config
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* @var array
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*/
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private static $extensions = array(
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"Versioned('Stage', 'Live')"
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);
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/**
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* @config
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* @var array
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*/
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private static $has_many = array(
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"DisplayRules" => "EditableCustomRule.Parent" // from CustomRules
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);
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/**
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* @var bool
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*/
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protected $readonly;
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/**
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* Set the visibility of an individual form field
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*
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* @param bool
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*/
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public function setReadonly($readonly = true) {
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$this->readonly = $readonly;
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}
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/**
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* Returns whether this field is readonly
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*
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* @return bool
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*/
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private function isReadonly() {
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return $this->readonly;
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}
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/**
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* @return FieldList
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*/
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public function getCMSFields() {
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$fields = new FieldList(new TabSet('Root'));
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// Main tab
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$fields->addFieldsToTab(
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'Root.Main',
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array(
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ReadonlyField::create(
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'Type',
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_t('EditableFormField.TYPE', 'Type'),
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$this->i18n_singular_name()
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),
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LiteralField::create(
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'MergeField',
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_t(
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'EditableFormField.MERGEFIELDNAME',
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'<div class="field readonly">' .
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'<label class="left">Merge field</label>' .
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'<div class="middleColumn">' .
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'<span class="readonly">$' . $this->Name . '</span>' .
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'</div>' .
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'</div>'
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)
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),
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TextField::create('Title'),
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TextField::create('Default', _t('EditableFormField.DEFAULT', 'Default value')),
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TextField::create('RightTitle', _t('EditableFormField.RIGHTTITLE', 'Right title')),
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SegmentField::create('Name')->setModifiers(array(
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UnderscoreSegmentFieldModifier::create()->setDefault('FieldName'),
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DisambiguationSegmentFieldModifier::create(),
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))->setPreview($this->Name)
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)
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);
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// Custom settings
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if (!empty(self::$allowed_css)) {
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$cssList = array();
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foreach(self::$allowed_css as $k => $v) {
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if (!is_array($v)) {
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$cssList[$k]=$v;
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} elseif ($k === $this->ClassName) {
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$cssList = array_merge($cssList, $v);
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}
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}
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$fields->addFieldToTab('Root.Main',
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DropdownField::create(
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'ExtraClass',
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_t('EditableFormField.EXTRACLASS_TITLE', 'Extra Styling/Layout'),
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$cssList
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)->setDescription(_t(
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'EditableFormField.EXTRACLASS_SELECT',
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'Select from the list of allowed styles'
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))
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);
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} else {
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$fields->addFieldToTab('Root.Main',
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TextField::create(
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'ExtraClass',
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_t('EditableFormField.EXTRACLASS_Title', 'Extra CSS classes')
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)->setDescription(_t(
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'EditableFormField.EXTRACLASS_MULTIPLE',
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'Separate each CSS class with a single space'
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))
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);
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}
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// Validation
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$validationFields = $this->getFieldValidationOptions();
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if($validationFields) {
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$fields->addFieldsToTab(
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'Root.Validation',
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$this->getFieldValidationOptions()
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);
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}
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$allowedClasses = array_keys($this->getEditableFieldClasses(false));
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$self = $this;
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$editableColumns = new GridFieldEditableColumns();
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$editableColumns->setDisplayFields(array(
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'Display' => '',
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'ConditionFieldID' => function($record, $column, $grid) use ($allowedClasses, $self) {
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return DropdownField::create(
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$column,
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'',
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EditableFormField::get()
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->filter(array(
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'ParentID' => $self->ParentID,
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'ClassName' => $allowedClasses
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))
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->exclude(array(
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'ID' => $self->ID
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))
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->map('ID', 'Title')
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);
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},
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'ConditionOption' => function($record, $column, $grid) {
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$options = Config::inst()->get('EditableCustomRule', 'condition_options');
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return DropdownField::create($column, '', $options);
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},
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'FieldValue' => function($record, $column, $grid) {
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return TextField::create($column);
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},
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'ParentID' => function($record, $column, $grid) use ($self) {
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return HiddenField::create($column, '', $self->ID);
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}
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));
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// Custom rules
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$customRulesConfig = GridFieldConfig::create()
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->addComponents(
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$editableColumns,
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new GridFieldButtonRow(),
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new GridFieldToolbarHeader(),
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new GridFieldAddNewInlineButton(),
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new GridFieldDeleteAction()
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);
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$fields->addFieldsToTab('Root.DisplayRules', array(
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CheckboxField::create('ShowOnLoad')
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->setDescription(_t(
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'EditableFormField.SHOWONLOAD',
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'Initial visibility before processing these rules'
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)),
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GridField::create(
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'DisplayRules',
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_t('EditableFormField.CUSTOMRULES', 'Custom Rules'),
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$this->DisplayRules(),
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$customRulesConfig
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)
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));
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$this->extend('updateCMSFields', $fields);
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return $fields;
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}
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/**
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* @return void
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*/
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public function onBeforeWrite() {
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parent::onBeforeWrite();
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// Set a field name.
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if(!$this->Name) {
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// New random name
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$this->Name = $this->generateName();
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} elseif($this->Name === 'Field') {
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throw new ValidationException('Field name cannot be "Field"');
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}
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if(!$this->Sort && $this->ParentID) {
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$parentID = $this->ParentID;
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$this->Sort = EditableFormField::get()
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->filter('ParentID', $parentID)
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->max('Sort') + 1;
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}
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}
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/**
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* Generate a new non-conflicting Name value
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*
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* @return string
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*/
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protected function generateName() {
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do {
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// Generate a new random name after this class
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$class = get_class($this);
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$entropy = substr(sha1(uniqid()), 0, 5);
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$name = "{$class}_{$entropy}";
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// Check if it conflicts
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$exists = EditableFormField::get()->filter('Name', $name)->count() > 0;
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} while($exists);
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return $name;
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}
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/**
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* Flag indicating that this field will set its own error message via data-msg='' attributes
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*
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* @return bool
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*/
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public function getSetsOwnError() {
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return false;
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}
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/**
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* Return whether a user can delete this form field
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* based on whether they can edit the page
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*
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* @return bool
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*/
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public function canDelete($member = null) {
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if($this->Parent()) {
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return $this->Parent()->canEdit($member) && !$this->isReadonly();
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}
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return true;
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}
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/**
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* Return whether a user can edit this form field
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* based on whether they can edit the page
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*
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* @return bool
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*/
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public function canEdit($member = null) {
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if($this->Parent()) {
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return $this->Parent()->canEdit($member) && !$this->isReadonly();
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}
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return true;
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}
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/**
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* Publish this Form Field to the live site
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*
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* Wrapper for the {@link Versioned} publish function
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*/
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public function doPublish($fromStage, $toStage, $createNewVersion = false) {
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$this->publish($fromStage, $toStage, $createNewVersion);
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// Don't forget to publish the related custom rules...
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foreach ($this->DisplayRules() as $rule) {
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$rule->doPublish($fromStage, $toStage, $createNewVersion);
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}
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}
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/**
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* Delete this field from a given stage
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*
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* Wrapper for the {@link Versioned} deleteFromStage function
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*/
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public function doDeleteFromStage($stage) {
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// Remove custom rules in this stage
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$rules = Versioned::get_by_stage('EditableCustomRule', $stage)
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->filter('ParentID', $this->ID);
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foreach ($rules as $rule) {
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$rule->deleteFromStage($stage);
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}
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// Remove record
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$this->deleteFromStage($stage);
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}
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/**
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* checks wether record is new, copied from Sitetree
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*/
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function isNew() {
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if(empty($this->ID)) return true;
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if(is_numeric($this->ID)) return false;
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return stripos($this->ID, 'new') === 0;
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}
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/**
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* checks if records is changed on stage
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* @return boolean
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*/
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public function getIsModifiedOnStage() {
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// new unsaved fields could be never be published
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if($this->isNew()) return false;
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$stageVersion = Versioned::get_versionnumber_by_stage('EditableFormField', 'Stage', $this->ID);
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$liveVersion = Versioned::get_versionnumber_by_stage('EditableFormField', 'Live', $this->ID);
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return ($stageVersion && $stageVersion != $liveVersion);
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}
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/**
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* @deprecated since version 4.0
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*/
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public function getSettings() {
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Deprecation::notice('4.0', 'getSettings is deprecated');
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return (!empty($this->CustomSettings)) ? unserialize($this->CustomSettings) : array();
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}
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/**
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* @deprecated since version 4.0
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*/
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public function setSettings($settings = array()) {
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Deprecation::notice('4.0', 'setSettings is deprecated');
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$this->CustomSettings = serialize($settings);
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}
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/**
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* @deprecated since version 4.0
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*/
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public function setSetting($key, $value) {
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Deprecation::notice('4.0', "setSetting({$key}) is deprecated");
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$settings = $this->getSettings();
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$settings[$key] = $value;
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$this->setSettings($settings);
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}
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/**
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* Set the allowed css classes for the extraClass custom setting
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*
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* @param array The permissible CSS classes to add
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*/
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public function setAllowedCss(array $allowed) {
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if (is_array($allowed)) {
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foreach ($allowed as $k => $v) {
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self::$allowed_css[$k] = (!is_null($v)) ? $v : $k;
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}
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}
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}
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/**
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* @deprecated since version 4.0
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*/
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public function getSetting($setting) {
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Deprecation::notice("4.0", "getSetting({$setting}) is deprecated");
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$settings = $this->getSettings();
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if(isset($settings) && count($settings) > 0) {
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if(isset($settings[$setting])) {
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return $settings[$setting];
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}
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}
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return '';
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}
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/**
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* Get the path to the icon for this field type, relative to the site root.
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*
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* @return string
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*/
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public function getIcon() {
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return USERFORMS_DIR . '/images/' . strtolower($this->class) . '.png';
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}
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/**
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* Return whether or not this field has addable options
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* such as a dropdown field or radio set
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*
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* @return bool
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*/
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public function getHasAddableOptions() {
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return false;
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}
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/**
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* Return whether or not this field needs to show the extra
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* options dropdown list
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*
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* @return bool
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*/
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public function showExtraOptions() {
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return true;
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}
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/**
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* Returns the Title for rendering in the front-end (with XML values escaped)
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*
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* @return string
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*/
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public function getEscapedTitle() {
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return Convert::raw2xml($this->Title);
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}
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/**
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* Find the numeric indicator (1.1.2) that represents it's nesting value
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*
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* Only useful for fields attached to a current page, and that contain other fields such as pages
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* or groups
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*
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* @return string
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*/
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public function getFieldNumber() {
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// Check if exists
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if(!$this->exists()) {
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return null;
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}
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// Check parent
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$form = $this->Parent();
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if(!$form || !$form->exists() || !($fields = $form->Fields())) {
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return null;
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}
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$prior = 0; // Number of prior group at this level
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$stack = array(); // Current stack of nested groups, where the top level = the page
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foreach($fields->map('ID', 'ClassName') as $id => $className) {
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if($className === 'EditableFormStep') {
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$priorPage = empty($stack) ? $prior : $stack[0];
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$stack = array($priorPage + 1);
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$prior = 0;
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} elseif($className === 'EditableFieldGroup') {
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$stack[] = $prior + 1;
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$prior = 0;
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} elseif($className === 'EditableFieldGroupEnd') {
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$prior = array_pop($stack);
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}
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if($id == $this->ID) {
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return implode('.', $stack);
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}
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}
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return null;
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}
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public function getCMSTitle() {
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return $this->i18n_singular_name() . ' (' . $this->Title . ')';
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}
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/**
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* @deprecated since version 4.0
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*/
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public function getFieldName($field = false) {
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Deprecation::notice('4.0', "getFieldName({$field}) is deprecated");
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return ($field) ? "Fields[".$this->ID."][".$field."]" : "Fields[".$this->ID."]";
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}
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/**
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* @deprecated since version 4.0
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*/
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public function getSettingName($field) {
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Deprecation::notice('4.0', "getSettingName({$field}) is deprecated");
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$name = $this->getFieldName('CustomSettings');
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return $name . '[' . $field .']';
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}
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/**
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* Append custom validation fields to the default 'Validation'
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* section in the editable options view
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*
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* @return FieldList
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*/
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public function getFieldValidationOptions() {
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$fields = new FieldList(
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CheckboxField::create('Required', _t('EditableFormField.REQUIRED', 'Is this field Required?'))
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->setDescription(_t('EditableFormField.REQUIRED_DESCRIPTION', 'Please note that conditional fields can\'t be required')),
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TextField::create('CustomErrorMessage', _t('EditableFormField.CUSTOMERROR','Custom Error Message'))
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);
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$this->extend('updateFieldValidationOptions', $fields);
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return $fields;
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}
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/**
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* Return a FormField to appear on the front end. Implement on
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* your subclass.
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*
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* @return FormField
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*/
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public function getFormField() {
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user_error("Please implement a getFormField() on your EditableFormClass ". $this->ClassName, E_USER_ERROR);
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}
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/**
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* Updates a formfield with extensions
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*
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* @param FormField $field
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*/
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public function doUpdateFormField($field) {
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|
$this->extend('beforeUpdateFormField', $field);
|
|
$this->updateFormField($field);
|
|
$this->extend('afterUpdateFormField', $field);
|
|
}
|
|
|
|
/**
|
|
* Updates a formfield with the additional metadata specified by this field
|
|
*
|
|
* @param FormField $field
|
|
*/
|
|
protected function updateFormField($field) {
|
|
// set the error / formatting messages
|
|
$field->setCustomValidationMessage($this->getErrorMessage());
|
|
|
|
// set the right title on this field
|
|
if($this->RightTitle) {
|
|
// Since this field expects raw html, safely escape the user data prior
|
|
$field->setRightTitle(Convert::raw2xml($this->RightTitle));
|
|
}
|
|
|
|
// if this field is required add some
|
|
if($this->Required) {
|
|
// Required validation can conflict so add the Required validation messages as input attributes
|
|
$errorMessage = $this->getErrorMessage()->HTML();
|
|
$field->addExtraClass('requiredField');
|
|
$field->setAttribute('data-rule-required', 'true');
|
|
$field->setAttribute('data-msg-required', $errorMessage);
|
|
|
|
if($identifier = UserDefinedForm::config()->required_identifier) {
|
|
$title = $field->Title() . " <span class='required-identifier'>". $identifier . "</span>";
|
|
$field->setTitle($title);
|
|
}
|
|
}
|
|
|
|
// if this field has an extra class
|
|
if($this->ExtraClass) {
|
|
$field->addExtraClass($this->ExtraClass);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the instance of the submission field class
|
|
*
|
|
* @return SubmittedFormField
|
|
*/
|
|
public function getSubmittedFormField() {
|
|
return new SubmittedFormField();
|
|
}
|
|
|
|
|
|
/**
|
|
* Show this form field (and its related value) in the reports and in emails.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function showInReports() {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Return the error message for this field. Either uses the custom
|
|
* one (if provided) or the default SilverStripe message
|
|
*
|
|
* @return Varchar
|
|
*/
|
|
public function getErrorMessage() {
|
|
$title = strip_tags("'". ($this->Title ? $this->Title : $this->Name) . "'");
|
|
$standard = sprintf(_t('Form.FIELDISREQUIRED', '%s is required').'.', $title);
|
|
|
|
// only use CustomErrorMessage if it has a non empty value
|
|
$errorMessage = (!empty($this->CustomErrorMessage)) ? $this->CustomErrorMessage : $standard;
|
|
|
|
return DBField::create_field('Varchar', $errorMessage);
|
|
}
|
|
|
|
/**
|
|
* Validate the field taking into account its custom rules.
|
|
*
|
|
* @param Array $data
|
|
* @param UserForm $form
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function validateField($data, $form) {
|
|
if($this->Required && $this->DisplayRules()->Count() == 0) {
|
|
$formField = $this->getFormField();
|
|
|
|
if(isset($data[$this->Name])) {
|
|
$formField->setValue($data[$this->Name]);
|
|
}
|
|
|
|
if(
|
|
!isset($data[$this->Name]) ||
|
|
!$data[$this->Name] ||
|
|
!$formField->validate($form->getValidator())
|
|
) {
|
|
$form->addErrorMessage($this->Name, $this->getErrorMessage()->HTML(), 'error', false);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Invoked by UserFormUpgradeService to migrate settings specific to this field from CustomSettings
|
|
* to the field proper
|
|
*
|
|
* @param array $data Unserialised data
|
|
*/
|
|
public function migrateSettings($data) {
|
|
// Map 'Show' / 'Hide' to boolean
|
|
if(isset($data['ShowOnLoad'])) {
|
|
$this->ShowOnLoad = $data['ShowOnLoad'] === '' || ($data['ShowOnLoad'] && $data['ShowOnLoad'] !== 'Hide');
|
|
unset($data['ShowOnLoad']);
|
|
}
|
|
|
|
// Migrate all other settings
|
|
foreach($data as $key => $value) {
|
|
if($this->hasField($key)) {
|
|
$this->setField($key, $value);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the formfield to use when editing this inline in gridfield
|
|
*
|
|
* @param string $column name of column
|
|
* @param array $fieldClasses List of allowed classnames if this formfield has a selectable class
|
|
* @return FormField
|
|
*/
|
|
public function getInlineClassnameField($column, $fieldClasses) {
|
|
return DropdownField::create($column, false, $fieldClasses);
|
|
}
|
|
|
|
/**
|
|
* Get the formfield to use when editing the title inline
|
|
*
|
|
* @param string $column
|
|
* @return FormField
|
|
*/
|
|
public function getInlineTitleField($column) {
|
|
return TextField::create($column, false)
|
|
->setAttribute('placeholder', _t('EditableFormField.TITLE', 'Title'))
|
|
->setAttribute('data-placeholder', _t('EditableFormField.TITLE', 'Title'));
|
|
}
|
|
|
|
/**
|
|
* Get the JS expression for selecting the holder for this field
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getSelectorHolder() {
|
|
return "$(\"#{$this->Name}\")";
|
|
}
|
|
|
|
/**
|
|
* Gets the JS expression for selecting the value for this field
|
|
*
|
|
* @param EditableCustomRule $rule Custom rule this selector will be used with
|
|
* @param bool $forOnLoad Set to true if this will be invoked on load
|
|
*/
|
|
public function getSelectorField(EditableCustomRule $rule, $forOnLoad = false) {
|
|
return "$(\"input[name='{$this->Name}']\")";
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the list of classes that can be selected and used as data-values
|
|
*
|
|
* @param $includeLiterals Set to false to exclude non-data fields
|
|
* @return array
|
|
*/
|
|
public function getEditableFieldClasses($includeLiterals = true) {
|
|
$classes = ClassInfo::getValidSubClasses('EditableFormField');
|
|
|
|
// Remove classes we don't want to display in the dropdown.
|
|
$editableFieldClasses = array();
|
|
foreach ($classes as $class) {
|
|
// Skip abstract / hidden classes
|
|
if(Config::inst()->get($class, 'abstract', Config::UNINHERITED) || Config::inst()->get($class, 'hidden')
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
if(!$includeLiterals && Config::inst()->get($class, 'literal')) {
|
|
continue;
|
|
}
|
|
|
|
$singleton = singleton($class);
|
|
if(!$singleton->canCreate()) {
|
|
continue;
|
|
}
|
|
|
|
$editableFieldClasses[$class] = $singleton->i18n_singular_name();
|
|
}
|
|
|
|
asort($editableFieldClasses);
|
|
return $editableFieldClasses;
|
|
}
|
|
|
|
/**
|
|
* @return EditableFormFieldValidator
|
|
*/
|
|
public function getCMSValidator() {
|
|
return EditableFormFieldValidator::create()
|
|
->setRecord($this);
|
|
}
|
|
}
|