<?php
namespace Nextend\Framework\Form\Element\Text;
use Nextend\Framework\Asset\Js\Js;
use Nextend\Framework\Browse\BrowseManager;
use Nextend\Framework\Form\Element\AbstractChooserText;
use Nextend\Framework\Image\Image;
use Nextend\Framework\ResourceTranslator\ResourceTranslator;
use Nextend\Framework\Sanitize;
class FieldImage extends AbstractChooserText {
protected $attributes = array();
protected $relatedAlt = '';
protected $class = ' n2_field_text_image';
protected function addScript() {
$options = array();
if (!empty($this->relatedAlt)) {
$options['alt'] = $this->relatedAlt;
}
Js::addInline("new _N2.FormElementImage('" . $this->fieldID . "', " . json_encode($options) . " );");
}
protected function fetchElement() {
BrowseManager::enqueue($this->getForm());
$html = parent::fetchElement();
Image::initLightbox();
return $html;
}
protected function pre() {
return '<div class="n2_field_text_image__preview" style="' . $this->getImageStyle() . '"></div>';
}
protected function getImageStyle() {
$image = $this->getValue();
if (empty($image) || $image[0] == '{') {
return '';
}
return 'background-image: url(' . esc_url(ResourceTranslator::toUrl($image)) . ');';
}
/**
* @param string $relatedAlt
*/
public function setRelatedAlt($relatedAlt) {
$this->relatedAlt = $relatedAlt;
}
}