<?php
/**
 * 自定义Widget模型 - 数据对象模型
 * @author Ty80 <e启学教育>
 * @version 1.0
 */
class WidgetModel extends Model {
	
	protected $tableName = 'widget';
	protected $fields = array(0=>'id',1=>'name',2=>'desc',3=>'attrs',4=>'diyattrs',5=>'appname','_autoinc'=>true,'_pk'=>'id'); 

	/**
	 * 获取自定义Widget列表 - 未分页型
	 * @return array 自定义Widget列表信息
	 */
	public function getDiyList() {
		$list = $this->table($this->tablePrefix.'Widget_diy')->findAll();
		return $list;
	}

	/**
	 * 获取所有可用的Widget列表 - 未分页型
	 * @return array 所有可用的Widget列表信息
	 */
	public function getWidgetList() {
		$list = $this->table($this->tablePrefix.'widget')->findAll();
		return $list;
	}

	/**
	 * 获取指定自定义Widget下的Diy数据
	 * @param integer $id 自定义Widget下的DiyID
	 * @return 自定义Widget下的Diy数据
	 */
	public function getDiyWidgetById($id) {
		$id = intval($id);
		if(empty($id)) {
			return false;
		}
		if(($info = model('Cache')->get('Diy_Widget_'.$id)) === false) {
			$map['id'] = $id;
			$info = $this->table($this->tablePrefix.'widget_diy')->where($map)->find();
			model('Cache')->set('Diy_Widget_'.$id,$info);
		}

		return $info;
	}

	/**
	 * 保存用户自定义Widget下的Diy数据
	 * @param integer $diyId 自定义Widget下的DiyID
	 * @param integer $uid 用户ID
	 * @param array $targetList 目标Widget名称列表，[应用名:Widget名称]
	 * @return boolean 是否保存成功
	 */
	public function saveUserWigdet($diyId, $uid, $targetList) {
		if(!$widget_list = $this->getUserWidget($diyId, $uid)) {
			return false;
		}
		$targetList = explode(',', trim($targetList));
		$targetList = array_unique($targetList);
		
		$wl = $wattr = array();
		foreach($widget_list['widget_list'] as $k => $v) {
			if(in_array($v['appname'].':'.$v['name'], $targetList)) {
				// 已经存在
				$wl[] = array('name'=>$v['name'], 'appname'=>$v['appname']);	
				$wattr[$v['appname'].':'.$v['name']] = $widget_list['widget_diyatts'][$v['appname'].':'.$v['name']];
				$key = array_search($v['appname'].':'.$v['name'], $targetList); 
				unset($targetList[$key]);
			}
		}

		foreach($targetList as $v) {
			if(empty($v)) {
				continue;
			}
			$info = $this->getWidget($v);
			$wl[] = array('name'=>$info['name'], 'appname'=>$info['appname']);
			$wattr[$info['appname'].':'.$info['name']] = unserialize($info['diyattrs']); 	
		}

		$map['diy_id'] = $diyId;
		$map['uid'] = $uid;
		$save['widget_list'] = serialize($wl);
		$save['widget_diyatts'] = serialize($wattr);
		if(D('')->table($this->tablePrefix.'widget_user')->where($map)->save($save)) {
			model('Cache')->rm('User_Widget_'.$diyId.'_'.$uid);
			return true;
		} else {
			return false;
		}	
	}

	/**
	 * 添加自定义Widget
	 * @param array $add 自定义Widget相关数据
	 * @return mix 添加失败返回false，添加成功返回新的Widget的ID
	 */
	public function addDiyWidget($add) {
		$add['desc'] = t($add['desc']);
		empty($add['widget_list']) && $add['widget_list'] = array();
		$add['widget_list'] = serialize($add['widget_list']);
		return D('widget_diy')->add($add);
	}

	/**
	 * 自定义Widget排序
	 * @param integer $id 
	 * @param integer $uid 用户ID
	 * @param string $target 目标Widget名称，[应用名:Widget名称]
	 * @return void
	 */
	public function dosort($id, $uid, $target) {
		$target = explode(',', $target);
		$s = array();
		foreach($target as $v) {
			$t = explode(':', $v);
			$s[] = array('name'=>$t[1], 'appname'=>$t[0]);
		}
		$save['widget_list'] = serialize($s);
		$map['uid'] = $uid;
		$map['diy_id'] = $id;
		D('')->table($this->tablePrefix.'widget_user')->where($map)->save($save);
		model('Cache')->rm('User_Widget_'.$id.'_'.$uid);
	}

	/**
	 * 用户主动更新某个位置的某个Widget属性
	 * @param integer $diyId 用户自定义Widget的DiyID
	 * @param integer $uid 用户ID
	 * @param string $target 目标Widget名称，[应用名:Widget名称]
	 * @param array $data 更新的相关数据
	 * @return boolean 是否更新成功
	 */
	public function updateUserWidget($diyId, $uid, $target, $data) {
		if(!$widget_list = $this->getUserWidget($diyId, $uid)) {
			return false;
		}

		if(empty($widget_list['widget_diyatts'])) {
			$widget_list['widget_diyatts'][$target] = $data;
		} else {
			foreach($widget_list['widget_diyatts'] as $k => $v) {
				if($k == $target) {
					$widget_list['widget_diyatts'][$k] = $data;
				}	
			}	
		}

		$save['widget_diyatts'] = serialize($widget_list['widget_diyatts']);
		$map['diy_id'] = $diyId;
		$map['uid'] = $uid;
		if(D('')->table($this->tablePrefix.'widget_user')->where($map)->save($save)) {
			model('Cache')->rm('User_Widget_'.$diyId.'_'.$uid);
			return true;
		} else {
			return false;
		}	
	}

	/**
	 * 从指定的Diy中删除指定的Widget
	 * @param integer $diyId 自定义Widget的DiyID
	 * @param integer $uid 用户ID
	 * @param string $target 目标Widget名称，[应用名:Widget名称]
	 * @return boolean 是否删除成功
	 */
	public function deleteUserWidget($diyId, $uid, $target) {
		if(!$widget_list = $this->getUserWidget($diyId,$uid)) {
			return false;
		}

		$wl = array();
		foreach($widget_list['widget_list'] as $k => $v) {
			if($v['appname'].':'.$v['name'] != $target) {
				$wl[] = array('name'=>$v['name'], 'appname'=>$v['appname']);
			}
		}

		$save['widget_list'] = serialize($wl);
		foreach($widget_list['widget_diyatts'] as $k => $v) {
			if($k == $target) {
				unset($widget_list['widget_diyatts'][$k]);
			}	
		}	

		$save['widget_diyatts'] = serialize($widget_list['widget_diyatts']);
		$map['diy_id'] = $diyId;
		$map['uid'] = $uid;
		
		if(D('')->table($this->tablePrefix.'widget_user')->where($map)->save($save)) {
			model('Cache')->rm('User_Widget_'.$diyId.'_'.$uid);
			return true;
		} else {
			return false;
		}	
	}

	/**
	 * 获取指定Widget的具体内容
	 * @param string $target 目标Widget名称，[应用名:Widget名称]
	 * @return array 指定自定义Widget的具体内容
	 */
	public function getWidget($target) {
		if(($info = model('Cache')->get('widget_'.$target)) === false) {
			$v = explode(":", $target);
			$map['appname'] = $v[0];
			$map['name'] = $v[1];
			$info = D('')->table($this->tablePrefix.'widget')->where($map)->find(); 	
			model('Cache')->set('widget_'.$target,$info);
		}

		return $info;
	}

	/**
	 * 获取指定用户指定自定义的Widget具体内容
	 * @param integer $diyId 自定义Widget的DiyId
	 * @param integer $uid 用户ID
	 * @return array 指定用户指定自定义的Widget具体内容
	 */
	public function getUserWidget($diyId, $uid) {
		$diyId = intval($diyId);
		$uid = intval($uid);

		if(empty($diyId) || empty($uid)) {
			return false;
		}

		if(($info  = model('Cache')->get('User_Widget_'.$diyId.'_'.$uid)) === false) {
			$map['diy_id'] = $diyId;
			$map['uid'] = $uid;
			if(!$info = $this->table($this->tablePrefix.'widget_user')->where($map)->find()) {
				// 不存在，则初始化
				$diyInfo = $this->getDiyWidgetById($diyId);	
				$map['widget_list'] = $diyInfo['widget_list'];
				$info = $map;
				$info['widget_user_id'] = D('')->table($this->tablePrefix.'widget_user')->add($map);
			}

			$info['widget_list'] = unserialize($info['widget_list']);
			$info['widget_diyatts'] = empty($info['widget_diyatts']) ? array() : unserialize($info['widget_diyatts']);
			foreach($info['widget_list'] as &$v) {
				$attrs = $this->getWidget($v['appname'].':'.$v['name']);
				$attrDesc = unserialize($attrs['attrs']);
				$diy = unserialize($attrs['diyattrs']);
				empty($attrDesc) && $attrDesc = array();
				empty($diy)	&& $diy = array();		// 默认

				$userset = isset($info['widget_diyatts'][$v['appname'].':'.$v['name']]) ? $info['widget_diyatts'][$v['appname'].':'.$v['name']] : array();
				$attr = array_merge($diy,$userset);
				$v['attrs'] = $attrDesc;
				$v['diyattrs'] = $attr;
				$v['widget_desc'] = $attrs['desc'];
			}
			model('Cache')->set('User_Widget_'.$diyId.'_'.$uid,$info);
		}

		return $info;
	}

	/*** 后台操作 ***/
	/**
	 * 后台配置单个Widget
	 * @param integer $id 自定义Widget的DiyId
	 * @param array $targetList 目标Widget名称列表，[应用名:Widget名称]
	 * @return boolean 后台配置单个Widget是否成功
	 */
	public function configWidget($id, $targetList) {
		$targetList = explode(',', trim($targetList));
		$targetList = array_unique($targetList);

		$t = array();
		foreach($targetList as $v) {
			if(empty($v)) {
				continue;
			}
			$v = explode(':', $v);
			$t[] = array('name'=>$v[1],'appname'=>$v[0]);
		}
		$map['id'] = $id;
		$save['widget_list'] = serialize($t);
		if(D('')->table($this->tablePrefix.'widget_diy')->where($map)->save($save)) {
			model('Cache')->rm('Diy_Widget_'.$id);	
			return true;
		}
		return false;
	}

	/**
	 * 后台更新Widget，包含核心Widget与应用Widget
	 * @return void
	 */
	public function updateWidget() {
		$this->_doupdate(ADDON_PATH.'/widget');			// 核心Widget
		$this->updateAppWidget();						// 应用Wioget
	}

	/**
	 * 更新应用下的Widget
	 * @param string $app 应用名称，默认为空，即更新所有的应用的Widget
	 * @return void
	 */
	public function updateAppWidget($app = '') {
		if(empty($app)) {
			// 更新全部应用Widget
			$appList = model('App')->getAppList();
			foreach($appList as $v) {
				$this->_doupdate(APPS_PATH.'/'.$v['app_name'].'/Widget');
			}
		} else {
			// 更新指定应用Widget
			$this->_doupdate(APPS_PATH.'/'.$app.'/Widget');
		}
	}

	/**
	 * 更新Widget操作
	 * @param string $path Widget路径
	 * @return void
	 */
	private function _doupdate($path) {
		tsload(ADDON_PATH.'/library/io/Dir.class.php');
		$dirs = new Dir($path);
		$dirs = $dirs->toArray();	
		foreach($dirs as $info) {
			if(!file_exists($info['pathname'].'/info.php')) {
				continue;
			}
			$data = include($info['pathname'].'/info.php');
			if(empty($data['name']) || empty($data['appname'])) {
				continue;
			}
			empty($data['attrs']) && $data['attrs'] = array();
			empty($data['diyattrs']) && $data['diyattrs'] = array();
			
			$attrs = serialize($data['attrs']);
			$diyattrs = serialize($data['diyattrs']);

			$sql = " REPLACE INTO ".$this->tablePrefix."widget (`name`,`desc`,`attrs`,`diyattrs`,`appname` )
					 VALUES ('{$data['name']}','{$data['desc']}','{$attrs}','{$diyattrs}','{$data['appname']}') ";
			$this->query($sql);	
		}
	}
}
	