PHP getShort函数代码示例

 public function getAll()
 {
     $typeId = intval($_GET['typeId']);
     empty($typeId) && ($typeId = 2);
     $db_prefix = C('DB_PREFIX');
     if ($typeId == 2) {
         $follow = M('')->field('follow.fid AS fuid,user.uname AS funame')->table("{$db_prefix}user_follow AS follow LEFT JOIN {$db_prefix}user AS user ON follow.fid=user.uid")->where("follow.uid={$this->mid}")->order('follow.follow_id DESC')->findPage(15);
     } else {
         if ($typeId == 3) {
             $follow = M('')->field('follow.uid AS fuid,user.uname AS funame')->table("{$db_prefix}user_follow AS follow LEFT JOIN {$db_prefix}user AS user ON follow.uid=user.uid")->where("follow.fid={$this->mid}")->order('follow.follow_id DESC')->findPage(15);
         } else {
             //目前没有好的方案高效的显示互粉的列表人.
             //默认显示互粉
             // $follow = M('')->field('follow.fid AS fuid,user.uname AS funame')
             // 			   ->table("{$db_prefix}user_follow AS follow LEFT JOIN {$db_prefix}user AS user ON follow.fid=user.uid")
             // 			   ->where("follow.uid={$this->mid} AND follow.fid IN (SELECT uid FROM {$db_prefix}user_follow WHERE fid={$this->mid})")
             // 			   ->order('follow.follow_id DESC')
             // 			   ->findPage(15);
             //$follow = M('User')->field('uid AS fuid,uname AS funame')->where("uid IN (SELECT uid FROM {$db_prefix}user_follow WHERE fid={$this->mid}) AND uid IN (SELECT fid FROM {$db_prefix}user_follow WHERE uid={$this->mid})")->findPage(15);
             //$follow = M('')->query("SELECT follow.fid AS fuid,user.uname AS funame FROM {$db_prefix}user_follow AS follow LEFT JOIN {$db_prefix}user AS user ON follow.fid=user.uid WHERE follow.uid={$this->mid} AND follow.type={$typeId}");
         }
     }
     foreach ($follow['data'] as $k => $v) {
         $out[$k]['fUid'] = $v['fuid'];
         $out[$k]['friendUserName'] = getShort($v['funame'], '3', '…');
         $out[$k]['friendHeadPic'] = getUserFace($v['fuid']);
     }
     exit(json_encode($out));
 }

/**
 * getEventShort 
 * 去除标签，截取blog的长度
 * @param mixed $content 
 * @param mixed $length 
 * @access public
 * @return void
 */
function getEventShort($content, $length = 40)
{
    $content = stripslashes($content);
    $content = strip_tags($content);
    $content = getShort($content, $length);
    return $content;
}

/**
 * getPosterShort 
 * 去除标签，截取blog的长度
 * @param mixed $content 
 * @param mixed $length 
 * @access public
 * @return void
 */
function getPosterShort($content, $length = 60)
{
    $content = stripslashes($content);
    $content = strip_tags($content);
    $content = getShort($content, $length);
    return $content;
}

 public function __construct($hex)
 {
     $this->flightGroupCount = getShort($hex, self::HEADER_FG);
     $this->messageCount = getShort($hex, self::HEADER_MSG);
     $this->briefingOfficers = getByte($hex, self::HEADER_BRIEF);
     $this->capturedOnEject = getBool($hex, self::HEADER_CAPTURED);
 }

 /**
  * 发帖同步到分享
  * @param integer post_id 帖子ID
  * @param string title 帖子标题
  * @param string content 帖子内容
  * @param integer uid 发布者uid
  * @return integer feed_id 分享ID
  */
 public function syncToFeed($post_id, $title, $content, $uid)
 {
     $d['content'] = '';
     $d['body'] = '【' . $title . '】' . getShort($content, 100) . ' ';
     $feed = model('Feed')->put($uid, 'weiba', 'weiba_post', $d, $post_id, 'weiba_post');
     return $feed['feed_id'];
 }

function getShortSp($str, $num)
{
    if (utf8_strlen($str) > $num) {
        $tag = '...';
    }
    $str = getShort($str, $num) . $tag;
    return $str;
}

 public function syncToFeed($info_id, $title, $content, $uid)
 {
     $d['content'] = '';
     $d['body'] = getShort($content, 100) . '【' . $title . '】' . ' ' . U('cat/Index/info', array('info_id' => $info_id));
     $feed = M('Feed')->syncToFeed($d['body'], $uid, '0');
     // $feed = model('Feed')->put($uid, 'weiba', 'weiba_post', $d, $post_id, 'weiba_post');
     return $feed['feed_id'];
 }

function IsHotList()
{
    //读取推荐列表
    $votes = M('vote')->where(' isHot="1" ')->order('rTime DESC')->limit(20)->findAll();
    foreach ($votes as &$value) {
        $value['username'] = getUserName($value['uid']);
        $value['title'] = getShort($value['title'], 12 - strlen($value['username']) / 2);
    }
    return $votes;
}

 protected function renderFile($data)
 {
     $out = '<select name="' . $data['form_name'] . '" id="' . $data['form_id'] . '">';
     foreach ($data['data'] as $vo) {
         if ($vo['id'] == intval($data['selected'])) {
             $out .= '<option value="' . $vo['id'] . '" selected="selected">' . getShort($vo['name'], 13) . '</option>';
         } else {
             $out .= '<option value="' . $vo['id'] . '">' . getShort($vo['name'], 13) . '</option>';
         }
     }
     $out .= '</select>';
     return $out;
 }

 function __construct($hex)
 {
     $this->time = getShort($hex, 0);
     $type = getShort($hex, 2);
     if (isset($this->EventTypes[$type])) {
         $this->type = $this->EventTypes[$type];
     } else {
         $this->type = array('Name' => 'Unknown' . $type, 'Variables' => array());
     }
     for ($i = 0; $i < count($this->type['Variables']); $i++) {
         $this->variables[] = getShort($hex, 2 + $i * 2);
     }
     $this->length = count($this->variables) * 2 + 4;
     //a short for each variable plus time and type;
 }

 /**
  * 选择好友Widget
  * 
  * $data的参数:
  * array(
  * 	'name'(可选)	=> '表单的name', // 默认为"fri_ids"
  * )
  * 
  * @see Widget::render()
  */
 public function render($data)
 {
     $follow_group_status = D('FollowGroup', 'weibo')->getGroupStatus($data['uid'], $data['fid']);
     foreach ($follow_group_status as $k => $v) {
         $v['title'] = (strlen($v['title']) + mb_strlen($v['title'], 'UTF8')) / 2 > 6 ? getShort($v['title'], 3) . '...' : $v['title'];
         $data['status'] .= $v['title'] . ',';
         if (!empty($follow_group_status[$k + 1]) && (strlen($data['status']) + mb_strlen($data['status'], 'UTF8')) / 2 >= 13) {
             $data['status'] .= '···,';
             break;
         }
     }
     $data['status'] = substr($data['status'], 0, -1);
     $content = $this->renderFile(ADDON_PATH . '/widgets/FollowGroup.html', $data);
     return $content;
 }

 /**
  * 添加微博进入频道
  * @return json 操作后的相关信息数据
  */
 public function doAddChannel()
 {
     // 微博ID
     $feedId = intval($_POST['feedId']);
     // 判断资源是否删除
     $fmap['feed_id'] = $feedId;
     $fmap['is_del'] = 0;
     $isExist = model('Feed')->where($fmap)->count();
     if ($isExist == 0) {
         $return['status'] = 0;
         $return['info'] = '内容已被删除，推荐失败';
         exit(json_encode($return));
     }
     // 频道ID数组
     $channelIds = t($_POST['data']);
     $channelIds = explode(',', $channelIds);
     $channelIds = array_filter($channelIds);
     $channelIds = array_unique($channelIds);
     if (empty($feedId)) {
         $res['status'] = 0;
         $res['info'] = '推荐失败';
         exit(json_encode($res));
     }
     // 添加微博进入频道
     $result = D('Channel', 'channel')->setChannel($feedId, $channelIds);
     if ($result) {
         if (!empty($channelIds)) {
             $config['feed_content'] = getShort(D('feed_data')->where('feed_id=' . $feedId)->getField('feed_content'), 10);
             $map['channel_category_id'] = array('in', $channelIds);
             $config['channel_name'] = implode(',', getSubByKey(D('channel_category')->where($map)->field('title')->findAll(), 'title'));
             $uid = D('feed')->where('feed_id=' . $feedId)->getField('uid');
             $config['feed_url'] = '<a target="_blank" href="' . U('channel/Index/index', array('cid' => $channelIds[0])) . '">点此查看</a>';
             model('Notify')->sendNotify($uid, 'channel_add_feed', $config);
             //添加积分
             model('Credit')->setUserCredit($uid, 'recommend_to_channel');
         }
         if (empty($channelIds)) {
             //添加积分
             model('Credit')->setUserCredit($uid, 'unrecommend_to_channel');
         }
         $res['status'] = 1;
         $res['info'] = '推荐成功';
     } else {
         $res['status'] = 0;
         $res['info'] = '推荐失败';
     }
     exit(json_encode($res));
 }

 public function setFollowGroup()
 {
     $gid = intval($_REQUEST['gid']);
     $fid = intval($_REQUEST['fid']);
     $followGroupDao = D('FollowGroup');
     $followGroupDao->setGroupStatus($this->mid, $fid, $gid);
     $follow_group_status = $followGroupDao->getGroupStatus($this->mid, $fid);
     foreach ($follow_group_status as $k => $v) {
         $v['title'] = (strlen($v['title']) + mb_strlen($v['title'], 'UTF8')) / 2 > 6 ? getShort($v['title'], 3) . '...' : $v['title'];
         $_follow_group_status .= $v['title'] . ',';
         if (!empty($follow_group_status[$k + 1]) && (strlen($_follow_group_status) + mb_strlen($_follow_group_status, 'UTF8')) / 2 >= 13) {
             $_follow_group_status .= '···,';
             break;
         }
     }
     $_follow_group_status = substr($_follow_group_status, 0, -1);
     exit($_follow_group_status);
 }

 /**
  * 为新用户创建默认数据
  * @param integer $uid 用户UID
  * @return void
  */
 public function createNewData($uid = 0)
 {
     // 创建默认相册
     if (intval($uid) <= 0) {
         $uid = $GLOBALS['ts']['mid'];
     }
     $count = $this->where("userId='{$uid}' AND isDel=0")->count();
     if ($count == 0) {
         $name = getShort(getUserName($uid), 5) . '的相册';
         // 默认的相册名
         $album['cTime'] = time();
         $album['mTime'] = time();
         $album['userId'] = $uid;
         $album['name'] = $name;
         $album['privacy'] = 1;
         $this->add($album);
     }
 }

 /**
  * 首页右侧数据查询
  */
 private function _indexRight()
 {
     $list = D('Category')->order('pid')->findAll();
     $catelist = array();
     foreach ($list as $v) {
         if ($v['pid'] && $catelist[$v['pid']]) {
             $catelist[$v['pid']]['child'][] = $v;
         } else {
             $catelist[$v['id']] = $v;
         }
     }
     $hotlist = D('Group', 'group')->getHotList();
     foreach ($hotlist as &$hv) {
         $hv['short_name'] = getShort($hv['name'], 10);
         $hv['logo'] = logo_path_to_url($hv['logo']);
     }
     $this->assign('hotlist', $hotlist);
     $this->assign('catelist', $catelist);
 }