Павел Лукьянов

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<?php
	/**
		* Класс vk для постинга в соответствующую соцсеть.
		* @copyright Copyright © 2016 devPastet (Pavel Karelin) devpastet@yandex.ru
	*/
	class vk extends socials
	{
		/**
			* @var array
		*/
		public $vkKeys;
		public function __construct(modX & $modx, $setting) 
		{
			$this->modx = $modx;
			$this->setting = $setting;
			$this->vkKeys['owner_id'] = trim($this->modx->getOption('msocial_vk_id'));
			$this->vkKeys['access_token'] = trim($this->modx->getOption('msocial_vk_at')); 
			$this->vkKeys['from_group'] = trim($this->modx->getOption('msocial_im_fg'));
			$this->vkKeys['message'] = $this->setting['message']; 
			$this->vkKeys['v'] = '5.0';
		}
		/**
			* Метод для постинга
		*/
		public function posting()
		{
			$param = $this->vkKeys;
			if(isset($this->setting['attach']) AND $this->modx->getOption('msocial_im_ps') == 1)
			{
				$count = 1;
				foreach($this->setting['attach'] as $file)
				{
					if($count <= 4)
					{
						if (version_compare(phpversion(), '5.5.0', '<')) {
							$attrImg['file'.$count] = '@'.MODX_BASE_PATH.$file;
							}else{
							$attrImg['file'.$count] = new CURLFile(MODX_BASE_PATH.$file);
						}
					}
					$count++;
				}
				$imgList = $this->uploadImg($attrImg);
				if($imgList){
					foreach($this->uploadImg($attrImg) as $img){
						$attachments .= 'photo'.$img->owner_id.'_'.$img->id.',';
					}
					$param['attachments'] = substr($attachments, 0, -1);
				}
			}
			$return = $this->request('https://api.vk.com/method/wall.post',$param);
			/* Вызываем обработчик ошибок */
			if(isset($return->error)){
				$errorMsg = $return->error->error_code.' ('.$return->error->error_msg.')';
				$this->modx->log(modX::LOG_LEVEL_ERROR, $this->modx->lexicon('msocial_error_posting').' Vk '.$errorMsg);
			}
		}
		/**
			* Загрузка изображений
			* $file array массив файлов
		*/
		public function uploadImg($file)
		{
			$group_id = $this->vkKeys['owner_id'];
			$version = $this->vkKeys['v'];
			$album_id = '217978767';
			$access_token = $this->vkKeys['access_token'];
			if($group_id[0] == '-'){
				$group_id = substr($group_id, 1);
			}
			$server = $this->request('https://api.vk.com/method/photos.getWallUploadServer', array(
			'group_id' => $group_id,
			'access_token' => $this->vkKeys['access_token'],
			'v' => $version,
			'album_id' => $album_id
			));
			$vkPhoto = $this->request($server->response->upload_url, $file);
			$result = $this->request('https://api.vk.com/method/photos.saveWallPhoto', array(
			'group_id' => $group_id,
			'photo' => $vkPhoto->photo, 
			'server' => $vkPhoto->server, 
			'hash' => $vkPhoto->hash,
			'access_token' => $this->vkKeys['access_token'],
			'v' => $version
			));
			return $result->response;
		}
	}
?>