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<?php

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namespace Nextend\Framework\Form\Element\Text;

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use Nextend\Framework\Asset\Js\Js;

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use Nextend\Framework\Browse\BrowseManager;

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use Nextend\Framework\Form\Element\AbstractChooserText;

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use Nextend\Framework\Image\Image;

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use Nextend\Framework\ResourceTranslator\ResourceTranslator;

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use Nextend\Framework\Sanitize;

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class FieldImage extends AbstractChooserText {

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protected $attributes = array();

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protected $relatedAlt = '';

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protected $class = ' n2_field_text_image';

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protected function addScript() {

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$options = array();

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if (!empty($this->relatedAlt)) {

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$options['alt'] = $this->relatedAlt;

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}

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Js::addInline("new _N2.FormElementImage('" . $this->fieldID . "', " . json_encode($options) . " );");

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}

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protected function fetchElement() {

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BrowseManager::enqueue($this->getForm());

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$html = parent::fetchElement();

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Image::initLightbox();

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return $html;

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}

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protected function pre() {

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return '<div class="n2_field_text_image__preview" style="' . $this->getImageStyle() . '"></div>';

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}

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protected function getImageStyle() {

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$image = $this->getValue();

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if (empty($image) || $image[0] == '{') {

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return '';

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}

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return 'background-image: url(' . esc_url(ResourceTranslator::toUrl($image)) . ');';

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}

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/**

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* @param string $relatedAlt

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public function setRelatedAlt($relatedAlt) {

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$this->relatedAlt = $relatedAlt;

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}

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}

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