<?php

require_once dirname(__FILE__). '/component_abstract.pls.php';
/**
 * 明星推荐列表
 * @author yaoying
 * @version $Id: component_2.pls.php 11912 2011-03-23 08:43:59Z yaoying $
 * 
 */
class component_2_pls extends component_abstract_pls{
	
	function run($mod){
		parent::run($mod);
		
		$ret = DR('components/star.get', 'g/300', $mod['param']);
		if ($ret['errno']) {
			$this->_error('components/star.get 返回API错误：'. $ret['err']. '('. $ret['errno']. ')');
			return;
	 	}elseif(empty($ret['rst'])){
			$this->_error('components/star.get 无数据。');
			return;
	 	}elseif(!is_array($ret['rst'])){
			$this->_error('components/star.get 返回错误的非数组类型数据。');
			return;
	 	}
	 	
		$followedList = $this->_generateFollowedList($ret['rst']);
		
		TPL::module('component/component_' . $mod['component_id'], array('mod' => $mod, 'rs' => $ret['rst'], 'followedList' => $followedList));
		
		
	}
	
	/**
	 * 生成本组件内的用户rst数组资源内已经关注的用户数组，类型为：
	 * <pre>
	 * array((string)已关注用户id1 => 1, (string)已关注用户id2 => 1, ......);
	 * </pre>
	 * 模板内可通过以下方法判断用户是否已经关注了某用户：
	 * <pre>
	 * isset($followedList[(string)$user['id']]);
	 * array_key_exists((string)$user['id'], $followedList);
	 * </pre>
	 * @param array $rst 本组件内生成的用户rst数组资源
	 * @return array
	 */
	function _generateFollowedList($rst){
		$uid = USER::uid();
		$flw = $followedList = array();
		if ($uid) {
			$flRet = DR ( 'xweibo/xwb.getFriendIds', 'p1', $uid, null, null, null, 2000 );
			$flw = ($flRet ['errno'] == 0) ? (array)$flRet['rst'] : array();
		}
		if(empty($flw)){
			return $followedList;
		}
		
		foreach ($rst as $star) {
			$star['uid'] = isset($star['uid']) ? $star['uid'] : $star['id'];
			if(in_array($star['uid'], $flw['ids'])){
				$followedList[(string)$star['uid']] = 1;
			}
		}
		
		return $followedList;
		
	}
	
	
}