/**
* 构造方法
*
* @access public
* @return boolean
*/
public function __construct()
{
if (!function_exists('eaccelerator')) {
Controller::halt('The eAccelerator extension to be loaded.');
}
return true;
}
/**
* 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(), $exception->getCode());
}
}
/**
* 执行SQL语句
*/
public function query($sql, $link = null)
{
$link = $link ? $link : $this->db_link;
$result = mysql_query($sql, $link);
//file_put_contents('sql.txt', $sql . PHP_EOL, FILE_APPEND);
//日志操作,当调试模式开启时,将所执行过的SQL写入SQL跟踪日志文件,便于DBA进行MYSQL优化。若调试模式关闭,当SQL语句执行错误时写入日志文件
if (SYS_DEBUG === false) {
if ($result == false) {
//获取当前运行的namespace、controller及action名称
$action_id = App::get_action_id();
$namespace_id = App::get_namespace_id();
$controller_id = App::get_controller_id();
$namespace_code = $namespace_id ? '[' . $namespace_id . ']' : '';
if (SYS_LOG === true) {
Log::write($namespace_code . '[' . $controller_id . '][' . $action_id . '] SQL execute failed :' . $sql . ' Error Code:' . $this->errno() . 'Error Message:' . $this->error());
}
}
} else {
//获取当前运行的namespace、controller及action名称
$action_id = App::get_action_id();
$namespace_id = App::get_namespace_id();
$controller_id = App::get_controller_id();
$sql_log_file = APP_ROOT . 'logs' . DIRECTORY_SEPARATOR . 'SQL_' . date('Y_m_d', $_SERVER['REQUEST_TIME']) . '.log';
$namespace_code = $namespace_id ? '[' . $namespace_id . ']' : '';
if ($result == true) {
if (SYS_LOG === true) {
Log::write($namespace_code . '[' . $controller_id . '][' . $action_id . ']:' . $sql, 'Normal', $sql_log_file);
}
} else {
Controller::halt($namespace_code . '[' . $controller_id . '][' . $action_id . '] SQL execute failed :' . $sql . '<br/>Error Message:' . $this->error() . '<br/>Error Code:' . $this->errno() . '<br/>Error SQL:' . $sql);
}
}
return $result;
}
/**
* 构造方法
*
* @access public
* @return boolean
*/
public function __construct()
{
if (!extension_loaded('apc')) {
Controller::halt('The apc extension to be loaded.');
}
return true;
}
/**
* 构造方法
*
* @access public
* @return boolean
*/
public function __construct()
{
if (!extension_loaded('wincache')) {
Controller::halt('The WinCache extension to be loaded.');
}
return true;
}
/**
* 构造方法
*
* @access public
* @return boolean
*/
public function __construct()
{
//分析xcache扩展模块
if (!extension_loaded('xcache')) {
Controller::halt('The xcache extension to be loaded before use!');
}
return true;
}
/**
* 类方法自动调用引导
*
* 用于处理类外调用本类不存在的方法时的信息提示
*
* @access public
*
* @param string $method 类方法名称
* @param array $args 参数值。注：本参数为数组
*
* @return mixed
*/
public function __call($method, $args)
{
//参数分析
$method = strtolower($method);
if (in_array($method, array('count', 'max', 'min', 'sum', 'avg'))) {
array_unshift($args, $method);
return call_user_func_array(array($this, '_selectByFunction'), $args);
}
return Controller::halt("The method: {$method}() is not found in DbCommand class!", 'Normal');
}
/**
* 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->_defaultServer;
//连接数据库
$this->_dbLink = new Redis();
$this->_dbLink->connect($options['host'], $options['port']);
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memcache扩展模块的加载
if (!extension_loaded('memcache')) {
Controller::halt('The memcache extension to be loaded before use!');
}
//获取Memcache服务器连接参数
if (!$options || !is_array($options)) {
$options = Configure::get('memcache');
}
if (is_array($options) && $options) {
$this->_defaultOptions = $options + $this->_defaultOptions;
}
if (!$this->_defaultOptions['servers']) {
$this->_defaultOptions['servers'][] = $this->_defaultServer;
}
$this->_dbLink = new Memcache();
foreach ($this->_defaultOptions['servers'] as $server) {
$server += array('host' => '127.0.0.1', 'port' => 11211, 'persistent' => true);
$this->_dbLink->addServer($server['host'], $server['port'], $this->_defaultOptions['persistent']);
}
return true;
}
/**
* 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())
{
//参数分析
if (!$params['dsn']) {
Controller::halt('database config params error!', 'Normal');
}
$params += $this->_defaultConfig;
//数据库连接
try {
$flags = array(PDO::ATTR_PERSISTENT => $params['persistency'], PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION);
//实例化数据库连接
$this->_dbLink = new PDO($params['dsn'], $params['username'], $params['password'], $flags);
} catch (PDOException $exception) {
//当调试模式关闭时
if (DOIT_DEBUG === false) {
//记录错误日志
Log::write("Database server connect error! Error Code:{$exception->getCode()} Error Message:{$exception->getMessage()}", 'Warning');
//提示错误信息
Controller::showMsg('数据库连接失败！');
}
//抛出异常信息
throw new DoitException('Database connect error!<br/>' . $exception->getMessage(), $exception->getCode());
}
//设置数据编码
$driverName = $this->_dbLink->getAttribute(PDO::ATTR_DRIVER_NAME);
switch ($driverName) {
case 'mysql':
case 'pgsql':
$this->_dbLink->exec("SET NAMES {$params['charset']}");
break;
case 'sqlsrv':
$this->_dbLink->setAttribute(PDO::SQLSRV_ATTR_ENCODING, $params['charset']);
break;
}
return true;
}
/**
* trigger_error()的简化函数
*
* 用于显示错误信息. 若调试模式关闭时(即:SYS_DEBUG为false时)，则将错误信息并写入日志
* @access public
* @param string $message 所要显示的错误信息
* @param string $level 日志类型. 默认为Error. 参数：Warning, Error, Notice
* @return void
*/
public function halt($message, $level = 'Error')
{
return Controller::halt($message, $level);
}
/**
* 类方法自动调用引导
*
* 用于处理类外调用本类不存在的方法时的信息提示
*
* @access public
*
* @param string $method 类方法名称
* @param array $args 所调用类方法的参数
*
* @return mixed
*/
public function __call($method, $args)
{
//分析 findByxx()的类方法调用
if (strpos($method, 'findBy') !== false) {
//分析所要查询的数据表字段名
$fieldsName = substr($method, 6);
$fieldsName = ltrim(strtolower(preg_replace('#[A-Z]#', '_\\0', $fieldsName)), '_');
array_unshift($args, "{$fieldsName}=?");
return call_user_func_array(array($this, 'getOne'), $args);
}
//分析 findAllByxx()的类方法调用
if (strpos($method, 'findAllBy') !== false) {
//分析所要查询的数据表字段名
$fieldsName = substr($method, 9);
$fieldsName = ltrim(strtolower(preg_replace('#[A-Z]#', '_\\0', $fieldsName)), '_');
array_unshift($args, "{$fieldsName}=?");
return call_user_func_array(array($this, 'getAll'), $args);
}
return Controller::halt("The method: {$method}() is not found in Model class!", 'Normal');
}
/**
* 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;
}
/**
* 加载视图文件
*
* 加载视图文件并对视图标签进行编译
*
* @access protected
*
* @param string $viewFile 视图文件及路径
*
* @return string
*/
protected function _loadViewFile($viewFile)
{
//分析视图文件是否存在
if (!is_file($viewFile)) {
Controller::halt("The view file: {$viewFile} is not found!", 'Normal');
}
$viewContent = file_get_contents($viewFile);
//编译视图标签
return $this->_handleViewFile($viewContent);
}
/**
* 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->getPincodeContent();
//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);
}
/**
* 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);
}
/**
* 获取项目配置文件内容
*
* 根据DoitPHP项目的配置文件名称，获取该项目配置文件的内容，并将该内容进行返回
*
* @access public
*
* @param string $fileName 项目配置文件名。注：不含“.php”后缀。
*
* @return array
*/
public static function getConfig($fileName)
{
//参数分析.
if (!$fileName) {
return false;
}
if (!isset(self::$_config[$fileName])) {
$filePath = BASE_PATH . '/config/' . $fileName . '.php';
//判断文件是否存在
if (!is_file($filePath)) {
Controller::halt('The configuration file: ' . $fileName . '.php is not exists!', 'Normal');
}
$config = array();
include_once $filePath;
self::$_config[$fileName] = $config;
}
return self::$_config[$fileName];
}
/**
* 根据图片原来的宽和高的比例,自适应性处理缩略图的宽度和高度
*
* @access protected
* @return boolean
*/
protected function _handleImageSize()
{
//当没有所生成的图片的宽度和高度设置时.
if (!$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 * $perW);
}
return true;
}
/**
* 静态加载文件
*/
public static function load_file($file_name)
{
if (!$file_name) {
return false;
}
if (!isset(self::$_inc_files[$file_name]) || self::$_inc_files[$file_name] == false) {
if (!is_file($file_name)) {
Controller::halt('The file:' . $file_name . ' not found!');
}
include_once $file_name;
self::$_inc_files[$file_name] = true;
}
return self::$_inc_files[$file_name];
}
/**
* 自动加载挂件文件
*
* @access private
*
* @param string $className 所需要加载的类的名称,注:不含后缀名
* @param boolean $supportModule 是否支持模块(Module)文件的自动加载 (true:支持/false:不支持)
*
* @return void
*/
private static function _loadWidget($className, $supportModule = true)
{
//定义所要加载的文件是否在模块(Module)目录中。(true:在/false:不在)
$isModule = false;
//获取当前所运行的模块(Module)
$moduleName = Doit::getModuleName();
//当支持模块(Module)文件自动加载开关开启时
if ($supportModule) {
//获取Widget文件目录路径
if (!$moduleName) {
$widgetHomePath = BASE_PATH . 'widgets' . DIRECTORY_SEPARATOR;
} else {
$widgetHomePath = BASE_PATH . 'modules' . DIRECTORY_SEPARATOR . $moduleName . DIRECTORY_SEPARATOR . 'widgets' . DIRECTORY_SEPARATOR;
//重定义所要加载的文件是否在模块(Module)目录中
$isModule = true;
}
} else {
$widgetHomePath = BASE_PATH . 'widgets' . DIRECTORY_SEPARATOR;
}
//分析Widget文件的实际路径
$widgetFilePath = self::_parseFilePath($widgetHomePath, substr($className, 0, -6));
//当Widget文件在Widget根目录中存在时
if (!is_file($widgetFilePath)) {
//当模块(Module)中Widget目录不存在所要加载的Widget文件时，对application中Widget目录进行分析并加载Widget文件
if ($isModule) {
return self::_loadWidget($className, false);
}
//当所要加载的Widget文件不存在时,显示错误提示信息
Controller::halt('The Widget file: ' . $widgetFilePath . ' is not found!', 'Normal');
}
//加载Widget文件
Doit::loadFile($widgetFilePath);
return true;
}
/**
* 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!');
}
include_once $filePath;
self::$_incFiles[$filePath] = true;
}
return self::$_incFiles[$filePath];
}
/**
* 分析视图文件路径
*
* 获取视图的路径,便于程序进行include操作。注:本方法不支持视图布局结构(layout)
*
* @access publice
*
* @param string $fileName 视图文件名。注:名称中不带.php后缀。
*
* @return string
*/
protected function _parseViewFile($fileName = null)
{
//参数分析
if (!$fileName) {
$viewFileName = Doit::getControllerName() . DIRECTORY_SEPARATOR . Doit::getActionName();
} else {
$fileName = str_replace('.', '/', $fileName);
$viewFileName = strpos($fileName, '/') === false ? Doit::getControllerName() . DIRECTORY_SEPARATOR . $fileName : $fileName;
}
$viewPath = $this->_viewPath . $viewFileName . VIEW_EXT;
//分析视图文件是否存在
if (!is_file($viewPath)) {
Controller::halt("The view File: {$viewPath} is not found!", 'Normal');
}
return $viewPath;
}
/**
* 加载语言数据文件
*
* @access public
*
* @param string $langName 语言名称
*
* @return array
*/
public function loadLanguage($langName = 'zh_cn')
{
//参数分析
if (!$langName) {
return false;
}
$langFilePath = $this->_langPath . $langName . '.php';
static $_langArray = array();
if (!isset($_langArray[$langName])) {
//分析语言文件是否存在
if (!is_file($langFilePath)) {
Controller::halt("The Langueage File: {$langFilePath} is not found!", 'Normal');
}
//获取语言包内容
$lang = array();
include_once $langFilePath;
$_langArray[$langName] = $lang;
}
return $_langArray[$langName];
}
/**
* 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
*
* @return boolean
*/
protected function handle_image_size()
{
//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!');
}
$per_w = $this->width / $this->image_width;
$per_h = $this->height / $this->image_height;
if (ceil($this->image_height * $per_w) > $this->height) {
$this->width_new = ceil($this->image_width * $per_h);
$this->height_new = $this->height;
} else {
$this->width_new = $this->width;
$this->height_new = ceil($this->image_height * $per_w);
}
return true;
}
