mirror of https://github.com/friendica/friendica
119 lines
4.5 KiB
PHP
119 lines
4.5 KiB
PHP
<?php
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/**
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* XHTML 1.1 Forms module, defines all form-related elements found in HTML 4.
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*/
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class HTMLPurifier_HTMLModule_Forms extends HTMLPurifier_HTMLModule
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{
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public $name = 'Forms';
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public $safe = false;
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public $content_sets = array(
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'Block' => 'Form',
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'Inline' => 'Formctrl',
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);
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public function setup($config) {
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$form = $this->addElement('form', 'Form',
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'Required: Heading | List | Block | fieldset', 'Common', array(
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'accept' => 'ContentTypes',
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'accept-charset' => 'Charsets',
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'action*' => 'URI',
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'method' => 'Enum#get,post',
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// really ContentType, but these two are the only ones used today
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'enctype' => 'Enum#application/x-www-form-urlencoded,multipart/form-data',
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));
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$form->excludes = array('form' => true);
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$input = $this->addElement('input', 'Formctrl', 'Empty', 'Common', array(
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'accept' => 'ContentTypes',
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'accesskey' => 'Character',
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'alt' => 'Text',
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'checked' => 'Bool#checked',
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'disabled' => 'Bool#disabled',
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'maxlength' => 'Number',
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'name' => 'CDATA',
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'readonly' => 'Bool#readonly',
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'size' => 'Number',
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'src' => 'URI#embeds',
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'tabindex' => 'Number',
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'type' => 'Enum#text,password,checkbox,button,radio,submit,reset,file,hidden,image',
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'value' => 'CDATA',
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));
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$input->attr_transform_post[] = new HTMLPurifier_AttrTransform_Input();
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$this->addElement('select', 'Formctrl', 'Required: optgroup | option', 'Common', array(
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'disabled' => 'Bool#disabled',
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'multiple' => 'Bool#multiple',
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'name' => 'CDATA',
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'size' => 'Number',
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'tabindex' => 'Number',
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));
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$this->addElement('option', false, 'Optional: #PCDATA', 'Common', array(
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'disabled' => 'Bool#disabled',
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'label' => 'Text',
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'selected' => 'Bool#selected',
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'value' => 'CDATA',
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));
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// It's illegal for there to be more than one selected, but not
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// be multiple. Also, no selected means undefined behavior. This might
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// be difficult to implement; perhaps an injector, or a context variable.
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$textarea = $this->addElement('textarea', 'Formctrl', 'Optional: #PCDATA', 'Common', array(
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'accesskey' => 'Character',
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'cols*' => 'Number',
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'disabled' => 'Bool#disabled',
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'name' => 'CDATA',
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'readonly' => 'Bool#readonly',
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'rows*' => 'Number',
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'tabindex' => 'Number',
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));
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$textarea->attr_transform_pre[] = new HTMLPurifier_AttrTransform_Textarea();
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$button = $this->addElement('button', 'Formctrl', 'Optional: #PCDATA | Heading | List | Block | Inline', 'Common', array(
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'accesskey' => 'Character',
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'disabled' => 'Bool#disabled',
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'name' => 'CDATA',
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'tabindex' => 'Number',
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'type' => 'Enum#button,submit,reset',
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'value' => 'CDATA',
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));
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// For exclusions, ideally we'd specify content sets, not literal elements
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$button->excludes = $this->makeLookup(
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'form', 'fieldset', // Form
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'input', 'select', 'textarea', 'label', 'button', // Formctrl
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'a' // as per HTML 4.01 spec, this is omitted by modularization
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);
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// Extra exclusion: img usemap="" is not permitted within this element.
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// We'll omit this for now, since we don't have any good way of
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// indicating it yet.
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// This is HIGHLY user-unfriendly; we need a custom child-def for this
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$this->addElement('fieldset', 'Form', 'Custom: (#WS?,legend,(Flow|#PCDATA)*)', 'Common');
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$label = $this->addElement('label', 'Formctrl', 'Optional: #PCDATA | Inline', 'Common', array(
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'accesskey' => 'Character',
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// 'for' => 'IDREF', // IDREF not implemented, cannot allow
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));
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$label->excludes = array('label' => true);
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$this->addElement('legend', false, 'Optional: #PCDATA | Inline', 'Common', array(
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'accesskey' => 'Character',
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));
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$this->addElement('optgroup', false, 'Required: option', 'Common', array(
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'disabled' => 'Bool#disabled',
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'label*' => 'Text',
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));
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// Don't forget an injector for <isindex>. This one's a little complex
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// because it maps to multiple elements.
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}
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}
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// vim: et sw=4 sts=4
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