165 lines
3.0 KiB
PHP
165 lines
3.0 KiB
PHP
<?php
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namespace SilverStripe\Forms\HTMLEditor;
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use SilverStripe\Assets\File;
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use SilverStripe\Control\Controller;
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use SilverStripe\Control\HTTPResponse_Exception;
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use SilverStripe\Forms\FieldList;
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use SilverStripe\Forms\TextField;
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use Embed\Adapters\AdapterInterface;
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use Embed\Embed;
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/**
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* Encapsulation of an embed tag, linking to an external media source.
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*
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* @see Embed
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*/
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class HTMLEditorField_Embed extends HTMLEditorField_File
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{
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private static $casting = array(
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'Type' => 'Varchar',
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'Info' => 'Varchar'
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);
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/**
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* Embed result
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*
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* @var Embed
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*/
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protected $embed;
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public function __construct($url, File $file = null)
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{
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parent::__construct($url, $file);
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$this->embed = Embed::create($url);
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if (!$this->embed) {
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$controller = Controller::curr();
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$response = $controller->getResponse();
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$response->addHeader('X-Status',
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rawurlencode(_t(
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'HTMLEditorField.URLNOTANOEMBEDRESOURCE',
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"The URL '{url}' could not be turned into a media resource.",
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"The given URL is not a valid Oembed resource; the embed element couldn't be created.",
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array('url' => $url)
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)));
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$response->setStatusCode(404);
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throw new HTTPResponse_Exception($response);
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}
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}
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/**
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* Get file-edit fields for this filed
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*
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* @return FieldList
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*/
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public function getFields()
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{
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$fields = parent::getFields();
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if ($this->Type === 'photo') {
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$fields->insertBefore('CaptionText', new TextField(
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'AltText',
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_t('HTMLEditorField.IMAGEALTTEXT', 'Alternative text (alt) - shown if image can\'t be displayed'),
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$this->Title,
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80
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));
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$fields->insertBefore('CaptionText', new TextField(
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'Title',
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_t('HTMLEditorField.IMAGETITLE', 'Title text (tooltip) - for additional information about the image')
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));
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}
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return $fields;
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}
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/**
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* Get width of this Embed
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*
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* @return int
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*/
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public function getWidth()
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{
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return $this->embed->width ?: 100;
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}
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/**
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* Get height of this Embed
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*
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* @return int
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*/
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public function getHeight()
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{
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return $this->embed->height ?: 100;
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}
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public function getPreviewURL()
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{
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// Use thumbnail url
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if ($this->embed->image) {
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return $this->embed->image;
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}
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// Use direct image type
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if ($this->getType() == 'photo' && !empty($this->embed->url)) {
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return $this->embed->url;
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}
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// Default media
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return FRAMEWORK_ADMIN_DIR . '/client/dist/images/src/default_media.png';
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}
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public function getName()
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{
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if ($this->embed->title) {
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return $this->embed->title;
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} else {
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return parent::getName();
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}
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}
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/**
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* Get Embed type
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*
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* @return string
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*/
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public function getType()
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{
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return $this->embed->type;
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}
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/**
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* Get filetype
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*
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* @return string
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*/
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public function getFileType()
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{
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return $this->getType()
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?: parent::getFileType();
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}
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/**
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* @return AdapterInterface
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*/
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public function getEmbed()
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{
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return $this->embed;
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}
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public function appCategory()
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{
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return 'embed';
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}
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/**
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* Info for this Embed
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*
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* @return string
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*/
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public function getInfo()
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{
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return $this->embed->info;
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}
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}
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