Edit File by line

<?php

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namespace Nextend\Framework\Form\Element\Radio;

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use Nextend\Framework\Filesystem\Filesystem;

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use Nextend\Framework\Form\AbstractField;

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use Nextend\Framework\Form\ContainerInterface;

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use Nextend\Framework\Form\TraitFieldset;

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class ImageListFromFolder extends ImageList implements ContainerInterface {

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use TraitFieldset;

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protected $folder = '';

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protected $filenameOnly = false;

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protected function fetchElement() {

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$this->initOptions();

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return parent::fetchElement();

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}

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private function initOptions() {

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$value = $this->getValue();

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$currentValue = basename($value);

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if ($value !== $currentValue) {

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$this->setValue($currentValue);

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}

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$files = Filesystem::files($this->folder);

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for ($i = 0; $i < count($files); $i++) {

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$ext = pathinfo($files[$i], PATHINFO_EXTENSION);

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$extensions = array(

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'jpg',

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'jpeg',

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'png',

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'svg',

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'gif',

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'webp'

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);

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if (in_array($ext, $extensions)) {

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$path = $this->folder . $files[$i];

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if ($this->filenameOnly) {

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$value = pathinfo($files[$i], PATHINFO_FILENAME);

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} else {

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$value = basename($files[$i]);

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}

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$this->options[$value] = array(

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'path' => $path

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);

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}

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}

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if (!isset($this->options[$currentValue])) {

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foreach ($this->options as $value => $option) {

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if (pathinfo($value, PATHINFO_FILENAME) == $currentValue) {

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$currentValue = $value;

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$this->setValue($currentValue);

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}

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}

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}

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}

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protected function postHTML() {

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if ($this->first) {

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$html = '<div class="n2_field_image_list__fields">';

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$element = $this->first;

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while ($element) {

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$html .= $this->decorateElement($element);

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$element = $element->getNext();

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}

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$html .= '</div>';

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return $html;

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}

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return '';

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}

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public function setFolder($folder) {

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$this->folder = $folder;

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}

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public function setFilenameOnly($value) {

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$this->filenameOnly = $value;

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}

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/**

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* @param AbstractField $element

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* @return string

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public function decorateElement($element) {

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$html = '<div class="n2_field">';

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$html .= '<div class="n2_field__label">';

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$html .= $element->fetchTooltip();

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$html .= '</div>';

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$html .= '<div class="n2_field__element">';

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$html .= $element->fetchElement();

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$html .= '</div>';

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$html .= '</div>';

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return $html;

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}

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}

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