:arrow_up: Update HTML Purifier library.

Updated HTML Purifier from 4.6.0 to 4.9.2 with better PHP7 compatibility.
Used composer to manage this library.

1 files changed, 0 insertions, 190 deletions

diff --git a/library/HTMLPurifier/HTMLModule/Forms.php b/library/HTMLPurifier/HTMLModule/Forms.php
deleted file mode 100644
index 6f7ddbc05..000000000
--- a/library/HTMLPurifier/HTMLModule/Forms.php
+++ /dev/null
@@ -1,190 +0,0 @@
-<?php
-
-/**
- * XHTML 1.1 Forms module, defines all form-related elements found in HTML 4.
- */
-class HTMLPurifier_HTMLModule_Forms extends HTMLPurifier_HTMLModule
-{
-    /**
-     * @type string
-     */
-    public $name = 'Forms';
-
-    /**
-     * @type bool
-     */
-    public $safe = false;
-
-    /**
-     * @type array
-     */
-    public $content_sets = array(
-        'Block' => 'Form',
-        'Inline' => 'Formctrl',
-    );
-
-    /**
-     * @param HTMLPurifier_Config $config
-     */
-    public function setup($config)
-    {
-        $form = $this->addElement(
-            'form',
-            'Form',
-            'Required: Heading | List | Block | fieldset',
-            'Common',
-            array(
-                'accept' => 'ContentTypes',
-                'accept-charset' => 'Charsets',
-                'action*' => 'URI',
-                'method' => 'Enum#get,post',
-                // really ContentType, but these two are the only ones used today
-                'enctype' => 'Enum#application/x-www-form-urlencoded,multipart/form-data',
-            )
-        );
-        $form->excludes = array('form' => true);
-
-        $input = $this->addElement(
-            'input',
-            'Formctrl',
-            'Empty',
-            'Common',
-            array(
-                'accept' => 'ContentTypes',
-                'accesskey' => 'Character',
-                'alt' => 'Text',
-                'checked' => 'Bool#checked',
-                'disabled' => 'Bool#disabled',
-                'maxlength' => 'Number',
-                'name' => 'CDATA',
-                'readonly' => 'Bool#readonly',
-                'size' => 'Number',
-                'src' => 'URI#embedded',
-                'tabindex' => 'Number',
-                'type' => 'Enum#text,password,checkbox,button,radio,submit,reset,file,hidden,image',
-                'value' => 'CDATA',
-            )
-        );
-        $input->attr_transform_post[] = new HTMLPurifier_AttrTransform_Input();
-
-        $this->addElement(
-            'select',
-            'Formctrl',
-            'Required: optgroup | option',
-            'Common',
-            array(
-                'disabled' => 'Bool#disabled',
-                'multiple' => 'Bool#multiple',
-                'name' => 'CDATA',
-                'size' => 'Number',
-                'tabindex' => 'Number',
-            )
-        );
-
-        $this->addElement(
-            'option',
-            false,
-            'Optional: #PCDATA',
-            'Common',
-            array(
-                'disabled' => 'Bool#disabled',
-                'label' => 'Text',
-                'selected' => 'Bool#selected',
-                'value' => 'CDATA',
-            )
-        );
-        // It's illegal for there to be more than one selected, but not
-        // be multiple. Also, no selected means undefined behavior. This might
-        // be difficult to implement; perhaps an injector, or a context variable.
-
-        $textarea = $this->addElement(
-            'textarea',
-            'Formctrl',
-            'Optional: #PCDATA',
-            'Common',
-            array(
-                'accesskey' => 'Character',
-                'cols*' => 'Number',
-                'disabled' => 'Bool#disabled',
-                'name' => 'CDATA',
-                'readonly' => 'Bool#readonly',
-                'rows*' => 'Number',
-                'tabindex' => 'Number',
-            )
-        );
-        $textarea->attr_transform_pre[] = new HTMLPurifier_AttrTransform_Textarea();
-
-        $button = $this->addElement(
-            'button',
-            'Formctrl',
-            'Optional: #PCDATA | Heading | List | Block | Inline',
-            'Common',
-            array(
-                'accesskey' => 'Character',
-                'disabled' => 'Bool#disabled',
-                'name' => 'CDATA',
-                'tabindex' => 'Number',
-                'type' => 'Enum#button,submit,reset',
-                'value' => 'CDATA',
-            )
-        );
-
-        // For exclusions, ideally we'd specify content sets, not literal elements
-        $button->excludes = $this->makeLookup(
-            'form',
-            'fieldset', // Form
-            'input',
-            'select',
-            'textarea',
-            'label',
-            'button', // Formctrl
-            'a', // as per HTML 4.01 spec, this is omitted by modularization
-            'isindex',
-            'iframe' // legacy items
-        );
-
-        // Extra exclusion: img usemap="" is not permitted within this element.
-        // We'll omit this for now, since we don't have any good way of
-        // indicating it yet.
-
-        // This is HIGHLY user-unfriendly; we need a custom child-def for this
-        $this->addElement('fieldset', 'Form', 'Custom: (#WS?,legend,(Flow|#PCDATA)*)', 'Common');
-
-        $label = $this->addElement(
-            'label',
-            'Formctrl',
-            'Optional: #PCDATA | Inline',
-            'Common',
-            array(
-                'accesskey' => 'Character',
-                // 'for' => 'IDREF', // IDREF not implemented, cannot allow
-            )
-        );
-        $label->excludes = array('label' => true);
-
-        $this->addElement(
-            'legend',
-            false,
-            'Optional: #PCDATA | Inline',
-            'Common',
-            array(
-                'accesskey' => 'Character',
-            )
-        );
-
-        $this->addElement(
-            'optgroup',
-            false,
-            'Required: option',
-            'Common',
-            array(
-                'disabled' => 'Bool#disabled',
-                'label*' => 'Text',
-            )
-        );
-        // Don't forget an injector for <isindex>. This one's a little complex
-        // because it maps to multiple elements.
-    }
-}
-
-// vim: et sw=4 sts=4