PHP String::msubstr方法代码示例

 public function mubstr($str, $start, $length)
 {
     import('ORG.Util.String');
     $a = new String();
     $b = $a->msubstr($str, $start, $length);
     return $b;
 }

 static function GBVerify($length = 4, $type = 'png', $width = 180, $height = 50, $fontface = 'simhei.ttf', $verifyName = 'verify')
 {
     import('ORG.Util.String');
     $code = String::randString($length, 4);
     $width = $length * 45 > $width ? $length * 45 : $width;
     session($verifyName, md5($code));
     $im = imagecreatetruecolor($width, $height);
     $borderColor = imagecolorallocate($im, 100, 100, 100);
     //边框色
     $bkcolor = imagecolorallocate($im, 250, 250, 250);
     imagefill($im, 0, 0, $bkcolor);
     @imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
     // 干扰
     for ($i = 0; $i < 15; $i++) {
         $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
         imagearc($im, mt_rand(-10, $width), mt_rand(-10, $height), mt_rand(30, 300), mt_rand(20, 200), 55, 44, $fontcolor);
     }
     for ($i = 0; $i < 255; $i++) {
         $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
         imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $fontcolor);
     }
     if (!is_file($fontface)) {
         $fontface = dirname(__FILE__) . "/" . $fontface;
     }
     for ($i = 0; $i < $length; $i++) {
         $fontcolor = imagecolorallocate($im, mt_rand(0, 120), mt_rand(0, 120), mt_rand(0, 120));
         //这样保证随机出来的颜色较深。
         $codex = String::msubstr($code, $i, 1);
         imagettftext($im, mt_rand(16, 20), mt_rand(-60, 60), 40 * $i + 20, mt_rand(30, 35), $fontcolor, $fontface, $codex);
     }
     Image::output($im, $type);
 }

 /**
 +----------------------------------------------------------
 * 处理城市指南用户发的文章
 * @date 2011-2-28 - @time 下午02:47:19
 +----------------------------------------------------------
 * @static
 * @access public
 +----------------------------------------------------------
 * @param string 
 +----------------------------------------------------------
 * @return void
 +----------------------------------------------------------
 */
 function ctg_article_do()
 {
     //处理城市指南用户发的文章
     //增加新闻
     $dao = D("Archives");
     $_POST['my_content'] = Input::getVar($_POST['my_content']);
     $vo = $dao->create();
     if ($vo) {
         if (empty($_POST['my_content'])) {
             $this->error("You must fill in the field of 'Summary'");
         }
         $vo['description'] = String::msubstr($vo['my_content'], 0, 200);
         $vo['my_content'] = nl2br($vo['my_content']);
         $vo['my_content'] = trim($vo['my_content'], '<br>');
         if ($vo['showstart']) {
             $t = explode('/', $vo['showstart']);
             $vo['showstart'] = mktime('0', 0, 0, $t['1'], $t['0'], $t['2']);
         } else {
             $vo['showstart'] = time();
         }
         if ($vo['showend']) {
             $t = explode('/', $vo['showend']);
             $vo['showend'] = mktime('0', 0, 0, $t['1'], $t['0'], $t['2']);
         } else {
             $vo['showend'] = $vo['showstart'] + 60 * 60 * 60 * 24;
         }
         $vo['typeid'] = "2002";
         $vo['channel'] = "12";
         $kw = str_word_count($vo['description'], 1);
         $keywords = "";
         foreach ($kw as $vkw) {
             $keywords .= $vkw . ',';
         }
         $vo['keywords'] = empty($_POST['keywords']) ? trim($keywords, ',') : $_POST['keywords'];
         $eid = '';
         $xid = Input::getVar($_REQUEST['id']);
         if ($xid) {
             $aid = $xid;
             $eid = $xid;
             $dao->where("id={$aid}")->save($vo);
         } else {
             $aid = $dao->add($vo);
         }
         $actlog = $dao->getLastSql();
         if ($aid) {
             $data = array();
             $_POST['content'] = Input::getVar($_POST['content']);
             if (empty($_POST['content'])) {
                 $this->error("You must fill in the field of 'Content'");
             }
             //$data['content']=nl2br($_REQUEST['content']);
             $data['content'] = $_POST['content'];
             if (!empty($xid)) {
                 $id = $dao->Table("iic_addon_arc")->where("aid={$aid}")->save($data);
             } else {
                 $data['aid'] = $aid;
                 $id = $dao->Table("iic_addon_arc")->add($data);
             }
             //dump($dao->getLastSql());
             if ($id || $id == '0') {
                 $actlog .= '<br>' . $dao->getLastSql();
                 if (empty($xid)) {
                     $this->_act_log($aid, $vo['channel'], 'add', $actlog);
                 } else {
                     $this->_act_log($aid, $vo['channel'], 'edit', $actlog);
                 }
                 //echo "发布成功!";
                 $txt = '<h4>Successful release. </h4><br><a href="' . __APP__ . '/article/' . $aid . '.html">View articles </a>   /   ';
                 $txt .= '<a href="' . __APP__ . '/Usercenter/ctg_article/act/add/ctgid/' . $_POST['typeid2'] . '">Post articles</a><br>';
                 $txt .= '<a href="' . __APP__ . '/Usercenter/ctg_article/">Back to the list </a>';
                 $txt .= 'You will be directed to the list page in three seconds! ';
                 $this->assign('jumpUrl', __APP__ . '/Usercenter/ctg_article/ctgid/' . $_POST['typeid2']);
                 $this->success($txt);
             } else {
                 if (empty($xid)) {
                     $dao->Table("iic_archives")->where("id={$aid}")->limit('1')->delete();
                 }
                 $this->error("Failed to write in subsidiary table. ");
             }
         } else {
             if ($this->user['username'] == 'iicc') {
                 dump($dao->getLastSql());
             }
             $this->error('Failed to update the main profile table. ');
         }
         //dump($vo);
     } else {
//.........这里部分代码省略.........

 /**
  *增加活动信息
  *@date 2010-6-11
  *@time 下午04:54:49
  */
 function event_add()
 {
     //增加活动信息
     $dao = D("Archives");
     /*if(!empty($_FILES["picurl"]['name'])) {
     			$this->_upload();
     		}*/
     $vo = $dao->create();
     //dump($vo);
     if ($vo) {
         $area = $this->_get_city('fair');
         $vo['description'] = String::msubstr(strip_tags($_POST['detail']), 0, 200);
         $vo['my_content'] = nl2br($vo['description']);
         $t = explode('/', $vo['showstart']);
         $vo['showstart'] = mktime('0', 0, 0, $t['1'], $t['0'], $t['2']);
         $t = explode('/', $vo['showend']);
         $vo['showend'] = mktime('0', 0, 0, $t['1'], $t['0'], $t['2']);
         $t = explode('_', $vo['typeid']);
         $vo['typeid'] = $t['1'];
         $vo['channel'] = $t['0'];
         $vo['maps'] = empty($_POST['position']) ? '' : $_POST['position'] . ',';
         $vo['maps'] .= $_POST['zone_id'] != 0 ? $area[$_POST['city_id']]['_zone'][$_POST['zone_id']]['name'] . ',' : '';
         $vo['maps'] .= $_POST['city_id'] != 0 ? $area[$_POST['city_id']]['ctitle'] : '';
         $vo['maps'] = empty($vo['maps']) ? $_POST['old_maps'] : $vo['maps'];
         $kw = str_word_count($vo['my_content'], 1);
         $keywords = "";
         foreach ($kw as $vkw) {
             $keywords .= $vkw . ',';
         }
         $vo['keywords'] = trim($keywords, ',');
         $eid = '';
         $xid = Input::getVar($_REQUEST['id']);
         if ($xid) {
             $aid = $xid;
             $eid = $xid;
             $dao->where("id={$aid}")->save($vo);
         } else {
             $aid = $dao->add($vo);
         }
         $actlog = $dao->getLastSql();
         if ($aid) {
             $data = array();
             $data['detail'] = nl2br($_REQUEST['detail']);
             if (!empty($xid)) {
                 $id = $dao->Table("iic_event")->where("aid={$aid}")->save($data);
             } else {
                 $data['aid'] = $aid;
                 $data['public'] = '2';
                 $data['membernum'] = '0';
                 $id = $dao->Table("iic_event")->add($data);
             }
             if ($id || $id == '0') {
                 $actlog = '<br>' . $dao->getLastSql();
                 if (empty($xid)) {
                     $this->_act_log($aid, $vo['channel'], 'add', $actlog);
                 } else {
                     $this->_act_log($aid, $vo['channel'], 'edit', $actlog);
                 }
                 $txt = '<h4>Successful release. </h4><br><a href="/Art/show/aid/' . $aid . '">View articles </a>   /   ';
                 $txt .= '<a href="/Cp/photo/info/' . $vo['channel'] . '_' . $aid . '">Add pictures</a><br>';
                 $txt .= '<a href="/Cp/post_art">Post articles</a>   /   ';
                 $txt .= '<a href="/Cp/my_art">Back to the list </a><br>';
                 $txt .= 'You will be directed to the picture uploading page in three seconds! ';
                 $this->assign('jumpUrl', '/Cp/photo/info/' . $vo['channel'] . '_' . $aid);
                 $this->success($txt);
             } else {
                 if (empty($xid)) {
                     $dao->Table("iic_archives")->where("id={$aid}")->limit('1')->delete();
                 }
                 $this->error("Failed to write in subsidiary table. ");
             }
         } else {
             $this->error('Failed to update the main profile table. ');
         }
         //dump($vo);
     } else {
         $this->error($dao->getError());
     }
 }

 /**
  * 格式化字段
  * 
  * @access private
  * @param mixed $typeInfo
  * @param mixed $value
  * @return mixed
  */
 private function formatField($typeInfo, $value)
 {
     preg_match("/(\\w+)(\\((\\d+)\\))?/", $typeInfo, $matches);
     if (isset($matches[1])) {
         $type = $matches[1];
     }
     if (isset($matches[3])) {
         $len = $matches[3];
     }
     $_type = "string";
     $type = strtolower($type);
     switch ($type) {
         case 'bit':
         case 'bigbit':
         case 'bool':
         case 'boolean':
         case 'decimal':
         case 'decimal':
         case 'dec':
         case 'double':
         case 'float':
         case 'int':
         case 'bigint':
         case 'mediumint':
         case 'smallint':
         case 'tinyint':
         case 'real':
             if (!is_numeric($value)) {
                 $value = 0;
             }
             if ($value == '' || $value == null || empty($value)) {
                 $value = 0;
             }
             $_type = 'numeric';
             break;
     }
     if (isset($len)) {
         if (!is_array($value) && String::strlen($value) > $len) {
             $value = String::msubstr($value, 0, $len, 'utf-8', '');
         }
     }
     if (is_array($value)) {
         $value = serialize($value);
     }
     if ($_type == 'string') {
         $value = '\'' . $value . '\'';
     }
     return $value;
 }

 /**
  * 分割字符串为数组
  * @param unknown_type $string
  */
 public function phaseContent($string)
 {
     import("ORG.Util.String");
     $data = array();
     $string_arr = explode("\n", $string);
     //必须用双引号
     foreach ($string_arr as $value) {
         $lenth = mb_strlen(trim($value), 'utf-8');
         if ($lenth > $this->contentLimt) {
             for ($i = 0; $i < $lenth; $i += $this->contentLimt) {
                 $temp = String::msubstr(trim($value), $i, $this->contentLimt, 'utf-8', false);
                 array_push($data, $temp);
             }
             continue;
         }
         array_push($data, $value);
     }
     if (count($data) > 4) {
         array_splice($data, 4);
     }
     return $data;
 }

 public function get_review()
 {
     $page = Filter::int(Req::args("page"));
     $id = Filter::int(Req::args("id"));
     $pagetype = Filter::int(Req::args("pagetype"));
     $score = Req::args("score");
     $where = "re.status=1 and re.goods_id = {$id}";
     switch ($score) {
         case 'a':
             $where .= " and re.point > 3";
             break;
         case 'b':
             $where .= " and re.point = 3";
             break;
         case 'c':
             $where .= " and re.point < 3";
             break;
         default:
             break;
     }
     $review = $this->model->table("review as re")->join("left join user as us on re.user_id = us.id")->fields("re.*,re.id as id,us.name as uname,us.head_pic")->where($where)->order("re.id desc")->findPage($page, 10, $pagetype, true);
     $data = $review['data'];
     foreach ($data as $key => $value) {
         $data[$key]['point'] = round($data[$key]['point'] / 5, 2) * 100;
         $data[$key]['head_pic'] = $value['head_pic'] != '' ? Url::urlFormat("@") . $value['head_pic'] : Url::urlFormat("#images/no-img.png");
         $data[$key]['uname'] = String::msubstr($value['uname'], 0, 3, 'utf-8', '***');
     }
     $review['data'] = $data;
     $review['status'] = "success";
     echo JSON::encode($review);
 }