/**
  * 构造函数
  *
  * @access public
  *
  * @param array $params 数据库连接参数,如主机名,数据库用户名,密码等
  *
  * @return boolean
  */
 public function __construct($options = null)
 {
     if (!extension_loaded('redis')) {
         Controller::halt('The redis extension to be loaded!');
     }
     //当参数为空时,程序则自动加载配置文件中数据库连接参数
     if (!$options || !is_array($options)) {
         $options = Configure::get('redis');
         if (!$options) {
             $options = array();
         }
     }
     $options += $this->_defaultOptions;
     //连接数据库
     $this->_Redis = new Redis();
     $connect = !$options['persistent'] ? 'connect' : 'pconnect';
     $return = $this->_Redis->{$connect}($options['host'], $options['port'], $options['expire']);
     if ($return && $options['password']) {
         $return = $this->_Redis->auth($options['password']);
     }
     if ($return && $options['database']) {
         $return = $this->_Redis->select($options['database']);
     }
     return $return;
 }
 /**
  * http下载文件
  *
  * Reads a file and send a header to force download it.
  *
  * @access public
  *
  * @param string $file 文件路径
  * @param string $rename 文件重命名后的名称
  *
  * @return void
  */
 public static function render($file, $rename = null)
 {
     //参数分析
     if (!$file) {
         return false;
     }
     if (headers_sent()) {
         return false;
     }
     //分析文件是否存在
     if (!is_file($file)) {
         Controller::showMsg('Error 404:The file not found!');
     }
     //分析文件名
     $filename = !$rename ? basename($file) : $rename;
     header('Content-Description: File Transfer');
     header('Content-Type: application/octet-stream');
     header("Content-Disposition: attachment; filename=\"{$filename}\"");
     header('Expires: 0');
     header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
     header('Pragma: public');
     header('Content-Length: ' . filesize($file));
     ob_clean();
     flush();
     readfile($file);
     exit;
 }
 /**
  * 构造方法
  *
  * 用于初始化运行环境,或对基本变量进行赋值
  *
  * @access public
  *
  * @param array $params 数据库连接参数,如主机名,数据库用户名,密码等
  *
  * @return boolean
  */
 public function __construct($params = array())
 {
     if (!extension_loaded('mongo')) {
         Controller::halt('The mongo extension to be loaded!');
     }
     //参数分析
     if (!$params || !is_array($params)) {
         //加载数据库配置文件.
         $params = Configure::get('mongo');
     }
     $params = is_array($params) ? $params + $this->_defaultConfig : $this->_defaultConfig;
     if (!isset($params['dbname']) || !$params['dbname']) {
         Controller::halt('The file of MongoDB config is error, dbname is not found!');
     }
     try {
         //实例化mongo
         $this->_mongo = new Mongo($params['dsn'], $params['option']);
         //连接mongo数据库
         $this->_dbLink = $this->_mongo->selectDB($params['dbname']);
         //用户登录
         if (isset($params['username']) && isset($params['password'])) {
             $this->_dbLink->authenticate($params['username'], $params['password']);
         }
         return true;
     } catch (Exception $exception) {
         //抛出异常信息
         throw new DoitException('MongoDb connect error!<br/>' . $exception->getMessage(), $exception->getCode());
     }
 }
示例#4
0
 /**
  * 连接FTP服务器
  *
  * @access public
  *
  * @param string $server FTP服务器地址
  * @param integer $port FTP服务器端口
  * @param string $username FTP用户名
  * @param string $password FTP密码
  *
  * @return boolean
  */
 public function connect($server, $port = 21, $username, $password)
 {
     //参数分析
     if (!$server || !$username || !$password) {
         return false;
     }
     try {
         $this->_linkId = @ftp_connect($server, $port);
         if (!@ftp_login($this->_linkId, $username, $password)) {
             Controller::showMsg('Ftp Server 登陆失败');
         }
         //打开被动模拟
         ftp_pasv($this->_linkId, 1);
         return true;
     } catch (Exception $exception) {
         //抛出异常信息
         throw new DoitException('Ftp server connect error!<br/>' . $exception->getMessage(), $exception->getCode());
     }
 }
 /**
  * 项目文件的自动加载
  *
  * doitPHP系统自动加载核心类库文件(core目录内的文件)及运行所需的controller文件、model文件、widget文件等
  *
  * 注:并非程序初始化时将所有的controller,model等文件都统统加载完,再执行其它。
  * 理解本函数前一定要先理解AutoLoad的作用。
  * 当程序运行时发现所需的文件没有找到时,AutoLoad才会被激发,按照loadClass()的程序设计来完成对该文件的加载
  *
  * @access public
  *
  * @param string $className 所需要加载的类的名称,注:不含后缀名
  *
  * @return void
  */
 public static function loadClass($className)
 {
     //doitPHP核心类文件的加载分析
     if (substr($className, 0, 8) == 'doitphp\\') {
         $className = substr($className, 8);
         $filePath = DOIT_ROOT . DS . str_replace('\\', DS, $className) . '.php';
     } else {
         $filePath = BASE_PATH . DS . (strpos($className, '\\') !== false ? str_replace(array('\\', '_'), DS, $className) : str_replace('_', DS, $className)) . '.php';
         if (!is_file($filePath)) {
             //根据配置文件设置,加载文件
             if (self::_loadImportConfigFile($className)) {
                 return true;
             }
             //当文件不存在时,提示错误信息
             Controller::halt('The File: ' . $filePath . ' is not found !', 'Normal');
         }
     }
     Doit::loadFile($filePath);
     return true;
 }
 /**
  * 构造方法
  *
  * @access public
  *
  * @param array $params 数据库连接参数,如主机名,数据库用户名,密码等
  *
  * @return boolean
  */
 public function __construct($options = null)
 {
     //分析memcached扩展模块的加载
     if (!extension_loaded('memcached')) {
         Controller::halt('The memcached extension to be loaded before use!');
     }
     //获取Memcache服务器连接参数
     if (!$options || !is_array($options)) {
         $options = Configure::get('memcached');
     }
     if (is_array($options) && $options) {
         $this->_defaultOptions = $options + $this->_defaultOptions;
     }
     if (!$this->_defaultOptions['servers']) {
         $this->_defaultOptions['servers'][] = $this->_defaultServer;
     }
     $this->_Memcached = new Memcached();
     foreach ($this->_defaultOptions['servers'] as $server) {
         $server += array('host' => '127.0.0.1', 'port' => 11211, 'persistent' => true);
         $this->_Memcached->addServer($server['host'], $server['port'], $this->_defaultOptions['persistent']);
     }
     return true;
 }
 /**
  * 根据图片原来的宽和高的比例,自适应性处理缩略图的宽度和高度
  *
  * @access protected
  * @return boolean
  */
 protected function _handleImageSize()
 {
     //当没有所生成的图片的宽度和高度设置时.
     if (!$this->_width || !$this->_height) {
         Controller::halt('You do not set the image height size or width size!');
     }
     $perW = $this->_width / $this->_imageWidth;
     $perH = $this->_height / $this->_imageHeight;
     if (ceil($this->_imageHeight * $perW) > $this->_height) {
         $this->_widthNew = ceil($this->_imageWidth * $perH);
         $this->_heightNew = $this->_height;
     } else {
         $this->_widthNew = $this->_width;
         $this->_heightNew = ceil($this->_imageHeight * $perW);
     }
     return true;
 }
示例#8
0
 /**
  * 读取名字为$name的zip包的内容
  *
  * @access public
  *
  * @param string $name 所读取的zip文件的路径
  *
  * @return array
  */
 public function readZip($name)
 {
     //参数分析
     if (!$name) {
         return false;
     }
     if (!is_file($name)) {
         Controller::halt("The File: {$name} is not found!");
     }
     // File information
     $size = filesize($name);
     // Read file
     $fh = fopen($name, "rb");
     $filedata = fread($fh, $size);
     fclose($fh);
     // Break into sections
     $filesecta = explode("PK", $filedata);
     // ZIP Comment
     $unpackeda = unpack('x16/v1length', $filesecta[1]);
     $comment = substr($filesecta[1], 18, $unpackeda['length']);
     $comment = str_replace(array("\r\n", "\r"), "\n", $comment);
     // CR + LF and CR -> LF
     // Cut entries from the central directory
     $filesecta = explode("PK", $filedata);
     $filesecta = explode("PK", $filesecta[0]);
     array_shift($filesecta);
     // Removes empty entry/signature
     $files = array();
     foreach ($filesecta as $filedata) {
         // CRC:crc, FD:file date, FT: file time, CM: compression method, GPF: general purpose flag, VN: version needed, CS: compressed size, UCS: uncompressed size, FNL: filename length
         $entrya = array();
         $unpackeda = unpack("v1version/v1general_purpose/v1compress_method/v1file_time/v1file_date/V1crc/V1size_compressed/V1size_uncompressed/v1filename_length", $filedata);
         // Check for value block after compressed data
         if ($unpackeda['general_purpose'] & 0x8) {
             $unpackeda2 = unpack("V1crc/V1size_compressed/V1size_uncompressed", substr($filedata, -12));
             $unpackeda['crc'] = $unpackeda2['crc'];
             $unpackeda['size_compressed'] = $unpackeda2['size_uncompressed'];
             $unpackeda['size_uncompressed'] = $unpackeda2['size_uncompressed'];
             unset($unpackeda2);
         }
         $entrya['name'] = substr($filedata, 26, $unpackeda['filename_length']);
         if (substr($entrya['name'], -1) == "/") {
             continue;
         }
         $entrya['dir'] = dirname($entrya['name']);
         $entrya['dir'] = $entrya['dir'] == "." ? "" : $entrya['dir'];
         $entrya['name'] = basename($entrya['name']);
         $files[] = $entrya;
     }
     return $files;
 }
 /**
  * 处理jquery 插件 lazyload的调用代码
  *
  * @access public
  *
  * @param string $tag 图片的选择器标签
  * @param string $options 图片类型(非图片格式类型)
  *
  * @return string
  */
 public static function lazyload($tag = 'img', $options = 'small')
 {
     //选择AJAX加载类型图片
     $imageName = self::_parseAjaxImage($options);
     return "<script type=\"text/javascript\">\$(document).ready(function(){\$('" . $tag . "').lazyload({placeholder:'" . Controller::getAssetUrl('doit/images') . '/' . $imageName . "',effect:'fadeIn'});});</script>\r";
 }
 /**
  * 获取当前项目asset目录的url
  *
  * @access public
  *
  * @param string $dirName asset目录的子目录名
  *
  * @return string
  */
 public static function getAssetUrl($dirName = null)
 {
     return Controller::getAssetUrl($dirName);
 }
 /**
  * 视图中加载pager的CSS文件
  *
  * 注:本方法虽与loadCss()功能一样,不过本方法是供在视图中使用的,主要用在ajax分页时。如:Pagination::loadCssFile();
  *
  * @access public
  *
  * @param string $styleName
  *
  * @return string
  */
 public static function loadCssFile($styleName = 'classic')
 {
     //设置分页CSS样式
     switch ($styleName) {
         case 'classic':
             $_styleFile = 'doitphp_pagelist_classic.min.css';
             break;
         default:
             $_styleFile = 'doitphp_pagelist_default.min.css';
     }
     $cssFile = Controller::getBaseUrl() . '/assets/doit/images/' . $_styleFile;
     return "<link rel=\"stylesheet\" type=\"text/css\" href=\"" . $cssFile . "\"/>\r";
 }
 /**
  * 静态加载文件(相当于PHP函数require_once)
  *
  * include 以$fileName为名的php文件,如果加载了,这里将不再加载.
  * @param string $filePath 文件路径,注:含后缀名
  * @return boolean
  */
 public static function loadFile($filePath)
 {
     //参数分析
     if (!$filePath) {
         return false;
     }
     //判断文件有没有加载过,加载过的直接返回true
     if (!isset(self::$_incFiles[$filePath])) {
         //分析文件是不是真实存在,若文件不存在,则只能...
         if (!is_file($filePath)) {
             //当所要加载的文件不存在时,错误提示
             Controller::halt('The File: ' . $filePath . ' is not found!', 'Normal');
         }
         include_once $filePath;
         self::$_incFiles[$filePath] = true;
     }
     return self::$_incFiles[$filePath];
 }
示例#13
0
 /**
  * 文件重命名或移动文件
  *
  * @access public
  *
  * @param string $sourceFile 源文件
  * @param string $destFile 新文件名或路径
  *
  * @return boolean
  */
 public static function moveFile($sourceFile, $destFile)
 {
     //参数分析
     if (!$sourceFile || !$destFile) {
         return false;
     }
     //文件及目录分析
     if (!is_file($sourceFile)) {
         Controller::halt('The file:' . $sourceFile . ' is not found!');
     }
     self::_parseDir(dirname($destFile), true);
     return rename($sourceFile, $destFile);
 }
 /**
  * 显示验证码.
  *
  * @access public
  *
  * @param string $imageUrl 验证码的背影图片路径
  *
  * @return void
  */
 public function show($imageUrl = null)
 {
     //当前面没有session_start()调用时.
     Session::start();
     if (!is_null($imageUrl)) {
         $this->_imageUrl = trim($imageUrl);
     }
     $this->_image = !function_exists('imagecreatetruecolor') ? imagecreate($this->_width, $this->_height) : imagecreatetruecolor($this->_width, $this->_height);
     //当有背景图片存在时
     if ($this->_imageUrl) {
         //初始化图片信息.
         list($imageWidth, $imageHeight, $type) = getimagesize($this->_imageUrl);
         //分析图片的格式
         switch ($type) {
             case 1:
                 $image = imagecreatefromgif($this->_imageUrl);
                 $this->_type = 'gif';
                 break;
             case 2:
                 $image = imagecreatefromjpeg($this->_imageUrl);
                 $this->_type = 'jpg';
                 break;
             case 3:
                 $image = imagecreatefrompng($this->_imageUrl);
                 $this->_type = 'png';
                 break;
             case 4:
                 $image = imagecreatefromwbmp($this->_imageUrl);
                 $this->_type = 'bmp';
                 break;
         }
         //背景
         $srcX = $imageWidth > $this->_width ? mt_rand(0, $imageWidth - $this->_width) : 0;
         $srcY = $imageHeight > $this->_height ? mt_rand(0, $imageHeight - $this->_height) : 0;
         imagecopymerge($this->_image, $image, 0, 0, $srcX, $srcY, $this->_width, $this->_height, 100);
         imagedestroy($image);
         //边框
         $borderColor = imagecolorallocate($this->_image, 255, 255, 255);
         imagerectangle($this->_image, 1, 1, $this->_width - 2, $this->_height - 2, $borderColor);
     } else {
         //定义图片类型
         $this->_type = 'png';
         //背景
         $bgColorArray = !$this->_bgColor ? array(255, 255, 255) : $this->_bgColor;
         $back_color = imagecolorallocate($this->_image, $bgColorArray[0], $bgColorArray[1], $bgColorArray[2]);
         imagefilledrectangle($this->_image, 0, 0, $this->_width - 1, $this->_height - 1, $back_color);
         //边框
         $borderColor = imagecolorallocate($this->_image, 238, 238, 238);
         imagerectangle($this->_image, 0, 0, $this->_width - 1, $this->_height - 1, $borderColor);
     }
     //获取验证码内容.
     $this->getCaptchaContent();
     //验证码中含有汉字
     if (!preg_match('~[\\x{4e00}-\\x{9fa5}]+~u', $this->_textContent)) {
         //计算验证码的位数
         $codeStrlen = strlen($this->_textContent);
         //每位验证码所占用的图片宽度
         $perWidth = ceil(($this->_width - 10) / $codeStrlen);
         for ($i = 0; $i < $codeStrlen; $i++) {
             //获取单个字符
             $textContent = $this->_textContent[$i];
             $bbox = imagettfbbox($this->_fontSize, 0, $this->_fontName, $textContent);
             $fontW = $bbox[2] - $bbox[0];
             $fontH = abs($bbox[7] - $bbox[1]);
             $fontX = ceil(($perWidth - $fontW) / 2) + $perWidth * $i + 5;
             $min_y = $fontH + 5;
             $max_y = $this->_height - 5;
             $fontY = rand($min_y, $max_y);
             $fontColor = !$this->_fontColor ? imagecolorallocate($this->_image, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255)) : imagecolorallocate($this->_image, $this->_fontColor[0], $this->_fontColor[1], $this->_fontColor[2]);
             imagettftext($this->_image, $this->_fontSize, 0, $fontX, $fontY, $fontColor, $this->_fontName, $textContent);
         }
     } else {
         //分析验证码的位置
         $bbox = imagettfbbox($this->_fontSize, 0, $this->_fontName, $this->_textContent);
         $fontW = $bbox[2] - $bbox[0];
         $fontH = abs($bbox[7] - $bbox[1]);
         $fontX = ceil(($this->_width - $fontW) / 2) + 5;
         $min_y = $fontH + 5;
         $max_y = $this->_height - 5;
         $fontY = rand($min_y, $max_y);
         $fontColor = !$this->_fontColor ? imagecolorallocate($this->_image, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255)) : imagecolorallocate($this->_image, $this->_fontColor[0], $this->_fontColor[1], $this->_fontColor[2]);
         imagettftext($this->_image, $this->_fontSize, 0, $fontX, $fontY, $fontColor, $this->_fontName, $this->_textContent);
     }
     //干扰线
     for ($i = 0; $i < 5; $i++) {
         $line_color = imagecolorallocate($this->_image, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
         imageline($this->_image, mt_rand(2, $this->_width - 3), mt_rand(2, $this->_height - 3), mt_rand(2, $this->_width - 3), mt_rand(2, $this->_height - 3), $line_color);
     }
     //将显示的验证码赋值给session.
     Session::set($this->_sessionName, $this->_textContent);
     //当有headers内容输出时.
     if (headers_sent()) {
         Controller::halt('headers already sent');
     }
     //显示图片,根据背景图片的格式显示相应格式的图片.
     switch ($this->_type) {
         case 'gif':
             header('Content-type:image/gif');
             imagegif($this->_image);
             break;
         case 'jpg':
             header('Content-type:image/jpeg');
             imagejpeg($this->_image);
             break;
         case 'png':
             header('Content-type:image/png');
             imagepng($this->_image);
             break;
         case 'bmp':
             header('Content-type:image/wbmp');
             imagewbmp($this->_image);
             break;
     }
     imagedestroy($this->_image);
 }