Add Drag upload

Author: asika32764

main/akmarkdown.php

@@ -111,10 +111,27 @@ public function onAfterInitialise()
 			// Replace some text
 			$text = str_replace('<a', '<a target="_blank"', $text);
 
+			echo <<<STYLE
+<style>
+img { max-width: 550px; }
+</style>
+STYLE;
+
 			echo $text;
 
 			jexit();
 		}
+
+		$upload = $input->get('akmarkdown_upload');
+
+		if ($upload)
+		{
+			include_once __DIR__ . '/lib/autoload.php';
+
+			Akmarkdown\Uploader\ImageUploader::upload($input);
+
+			jexit();
+		}
 	}
 
 	/**

main/src/Akmarkdown/Uploader/ImageUploader.php

@@ -0,0 +1,145 @@
+<?php
+/**
+ * Part of joomla34 project. 
+ *
+ * @copyright  Copyright (C) 2015 {ORGANIZATION}. All rights reserved.
+ * @license    GNU General Public License version 2 or later;
+ */
+
+namespace Akmarkdown\Uploader;
+
+use Akmarkdown\Web\Response;
+use Joomla\Registry\Registry;
+
+/**
+ * The ImageUploader class.
+ * 
+ * @since  {DEPLOY_VERSION}
+ */
+class ImageUploader
+{
+	/**
+	 * upload
+	 *
+	 * @param \JInput    $input
+	 */
+	public static function upload(\JInput $input)
+	{
+		try
+		{
+			$editorPlugin = \JPluginHelper::getPlugin('editors', 'akmarkdown');
+
+			if (!$editorPlugin)
+			{
+				throw new \Exception('Editor Akmarkdown not exists');
+			}
+
+			$params = new Registry($editorPlugin->params);
+
+			$files = $input->files;
+			$field = $input->get('field', 'file');
+			$type  = $input->get('type', 'post');
+
+			$allows = $params->get('Upload_AllowExtension', '');
+			$allows = array_map('strtolower', array_map('trim', explode(',', $allows)));
+
+			$file = $files->getVar($field);
+			$src  = $file['tmp_name'];
+			$name = $file['name'];
+			$tmp = new \SplFileInfo(JPATH_ROOT . '/tmp/ak-upload/' . $name);
+
+			if (empty($file['tmp_name']))
+			{
+				throw new \Exception('File not upload');
+			}
+
+			$ext = pathinfo($name, PATHINFO_EXTENSION);
+
+			if (!in_array($ext, $allows))
+			{
+				throw new \Exception('File extension now allowed.');
+			}
+
+			// Move file to tmp
+			if (!is_dir($tmp->getPath()))
+			{
+				\JFolder::create($tmp->getPath());
+			}
+
+			if (is_file($tmp->getPathname()))
+			{
+				\JFile::delete($tmp->getPathname());
+			}
+
+			\JFile::upload($src, $tmp->getPathname());
+
+			$src  = $tmp;
+			$dest = static::getDest($name, $params->get('Upload_S3_Subfolder', 'ak-upload'));
+
+			$s3 = new \S3(
+				$params->get('Upload_S3_Key'),
+				$params->get('Upload_S3_SecretKey')
+			);
+
+			$bucket = $params->get('Upload_S3_Bucket');
+
+			$result = $s3::putObject(\S3::inputFile($src->getPathname(), false), $bucket, $dest, \S3::ACL_PUBLIC_READ);
+
+			if (is_file($tmp->getPathname()))
+			{
+				\JFile::delete($tmp->getPathname());
+			}
+
+			if (!$result)
+			{
+				throw new \Exception('Upload fail.');
+			}
+		}
+		catch (\Exception $e)
+		{
+			$response = new Response;
+			$response->setBody(json_encode(['error' => $e->getMessage()]));
+			$response->setMimeType('text/json');
+
+			$response->respond();
+
+			exit();
+		}
+
+		$return = new \JRegistry;
+
+		$return['filename'] = 'https://' . $bucket . '.s3.amazonaws.com/' . $dest;
+		$return['file'] = 'https://' . $bucket . '.s3.amazonaws.com/' . $dest;
+
+		$response = new Response;
+		$response->setBody((string) $return);
+		$response->setMimeType('text/json');
+
+		$response->respond();
+	}
+
+	/**
+	 * getDest
+	 *
+	 * @param string $name
+	 * @param string $subfolder
+	 *
+	 * @return  string
+	 */
+	protected static function getDest($name, $subfolder = 'ak-upload')
+	{
+		$user = \JFactory::getUser();
+
+		$user->username = $user->username ? : 'guest';
+
+		$date = new \JDate('now');
+
+		$year  = $date->year;
+		$month = $date->month;
+		$day   = $date->day;
+
+		$ext = pathinfo($name, PATHINFO_EXTENSION);
+
+		return sprintf('%s/%s/%s/%s/%s/%s.%s', $subfolder, $user->username, $year, $month, $day, uniqid(), $ext);
+	}
+}