first commit

plugins/system/nrframework/fields/nrimagesselector.php

@@ -0,0 +1,113 @@
+<?php
+
+/**
+ * @package         Convert Forms
+ * @version         3.2.12 Free
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2021 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+JFormHelper::loadFieldClass('text');
+
+class JFormFieldNRImagesSelector extends JFormFieldText
+{
+    /**
+	 * Renders the Images Selector
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+		$field_attributes = (array) $this->element->attributes();
+		$attributes = isset($field_attributes["@attributes"]) ? $field_attributes["@attributes"] : null;
+		$field_attributes = new JRegistry($attributes);
+
+		if (!$images = $field_attributes->get('images', ''))
+		{
+			return;
+		}
+		
+		$columns = $field_attributes->get('columns', 6);
+		$width = $field_attributes->get('width', '100%');
+		$height = $field_attributes->get('height', '');
+		$key_type = $field_attributes->get('key_type', null);
+
+		$class = 'cols_' . $columns . (!empty($this->class) ? ' ' . $this->class : '');
+
+		$paths = explode(',', $images);
+
+		$images = [];
+		foreach ($paths as $key => $path)
+		{
+			// skip empty paths
+			if (empty(rtrim(ltrim($path, ' '), ' ')))
+			{
+				continue;
+			}
+
+			if ($imgs = $this->getImagesFromPath($path))
+			{
+				// add new images to array of images
+				$images = array_merge($images, $imgs);
+			}
+			else
+			{
+				// check if image exist
+				if (file_exists(JPATH_ROOT . '/' . ltrim($path, ' /')))
+				{
+					// add new image to array of images
+					$images[] = ltrim($path, ' /');
+				}
+			}
+		}
+
+		// load CSS
+		JHtml::script('plg_system_nrframework/images-selector-field.js', ['relative' => true, 'version' => true]);
+		JHtml::stylesheet('plg_system_nrframework/images-selector-field.css', ['relative' => true, 'version' => true]);
+		
+		$layout = new \JLayoutFile('imagesselector', JPATH_PLUGINS . '/system/nrframework/layouts');
+
+		$data = [
+			'value'    => !empty($this->value) ? $this->value : $this->default,
+			'name' 	   => $this->name,
+			'class'    => $class,
+			'key_type' => $key_type,
+			'images'   => $images,
+			'columns'  => $columns,
+			'id'  	   => $this->id,
+			'required' => $this->required,
+			'width'    => $width,
+			'height'   => $height
+		];
+		
+        return $layout->render($data);
+	}
+
+    /**
+     * Returns all images in path
+     * 
+     * @return  mixed
+     */
+	private function getImagesFromPath($path)
+	{
+		$folder = JPATH_ROOT . '/' . ltrim($path, ' /');
+
+		if (!is_dir($folder) || !$folder_files = scandir($folder))
+		{
+			return false;
+		}
+		
+		$images = array_diff($folder_files, array('.', '..', '.DS_Store'));
+		$images = array_values($images);
+
+		// prepend path to image file names
+		array_walk($images, function(&$value, $key) use ($path) { $value = ltrim($path, ' /') . '/' . $value; } );
+		
+		return $images;
+	}
+}