Ultra-Simple PHPMVC

Native PHP syntax to render the page while providing widget functionality /** * Get and Set configuration parameters support Batch Definition * If $key is an associative array, the configuration is written as K-v * If $key is a numeric index array, the corresponding configuration array is returned * @param string|array $key Configuration variables * @param array|null $value configuration values * @return Array|null */ function C ($key, $value =null) { Static $_config = Array (); $args = Func_num_args (); if ($args = = 1) { if (is_string ($key)) {//If the key passed in is a string return Isset ($_config[$key])? $_config[$key]:null; } if (Is_array ($key)) { if (Array_keys ($key)!== range (0, COUNT ($key)-1)) {//If the key passed in is an associative array $_config = Array_merge ($_config, $key); }else{ $ret = Array (); foreach ($key as $k) { $ret [$k] = Isset ($_config[$k])? $_config[$k]:null; } return $ret; } } }else{ if (is_string ($key)) { $_config[$key] = $value; }else{ Halt (' Incoming parameter is incorrect '); } } return null; } /** * Call Widget * @param string $name widget name * @param array $data The list of variables passed to the widget, key is the variable name, value is the variable * @return void */ function W ($name, $data = Array ()) { $fullName = $name. ' Widgets '; if (!class_exists ($fullName)) { Halt (' Widgets '. $name. ' does not exist '); } $widget = new $fullName (); $widget->invoke ($data); } /** * Terminate program Run * @param string $str termination reason * @param BOOL $display Whether the call stack is displayed and not displayed by default * @return void */ function Halt ($STR, $display =false) { Log::fatal ($str. ' Debug_backtrace: '. Var_export (Debug_backtrace (), true)); Header ("content-type:text/html; Charset=utf-8 "); if ($display) { echo " "; Debug_print_backtrace (); echo " "; } Echo $str; Exit } /** * Get DB instance * @return DB */ function M () { $dbConf = C (Array (' Db_host ', ' db_port ', ' db_user ', ' db_pwd ', ' db_name ', ' db_charset ')); Return db::getinstance ($dbConf); } /** * If the file exists, include in * @param string $path file path * @return void */ function Includeifexist ($path) { if (file_exists ($path)) { Include $path; } } /** * General Control class */ Class Singlephp { /** * Controller * @var String */ Private $c; /** * Action * @var String */ Private $a; /** * Single case * @var singlephp */ private static $_instance; /** * Constructor, initialize configuration * @param array $conf */ Private function __construct ($conf) { C ($conf); } Private Function __clone () {} /** * Get a single case * @param array $conf * @return singlephp */ public static function getinstance ($conf) { if (! ( Self::$_instance instanceof Self)) { Self::$_instance = new self ($conf); } return self::$_instance; } /** * Run an Application instance * @access Public * @return void */ Public Function run () { if (C (' use_session ') = = True) { Session_Start (); } C (' App_full_path ', GETCWD (). ' /'. C (' App_path '). ' /'); Includeifexist (C (' App_full_path '). ' /common.php '); $pathMod = C (' Path_mod '); $pathMod = Empty ($pathMod)? ' NORMAL ': $pathMod; Spl_autoload_register (Array (' singlephp ', ' autoload ')); if (strcmp (Strtoupper ($pathMod), ' NORMAL ') = = = 0 | |!isset ($_server[' path_info ')) { $this->c = isset ($_get[' C ') "$_get[' C ']: ' Index '; $this->a = isset ($_get[' a ') "$_get[' A ']: ' Index '; }else{ $pathInfo = isset ($_server[' path_info ') "$_server[' Path_info ']: '; $PATHINFOARR = explode ('/', trim ($pathInfo, '/')); if (isset ($pathInfoArr [0]) && $pathInfoArr [0]!== ') { $this->c = $pathInfoArr [0]; }else{ $this->c = ' Index '; } if (Isset ($PATHINFOARR [1])) { $this->a = $PATHINFOARR [1]; }else{ $this->a = ' Index '; } } if (!class_exists ($this->c. ' Controller ')) { Halt (' controller '. $this->c. ' Not present '); } $controllerClass = $this->c. ' Controller '; $controller = new $controllerClass (); if (!method_exists ($controller, $this->a. ' Action ')) { Halt (' method '. $this->a. ' Not present '); } Call_user_func (Array ($controller, $this->a. ' Action ')); } /** * Auto Load function * @param string $class class name */ public static function AutoLoad ($class) { if (substr ($class, -10) = = ' Controller ') { Includeifexist (C (' App_full_path '). ' /controller/'. $class. Class.php '); }elseif (substr ($class, -6) = = ' Widget ') { Includeifexist (C (' App_full_path '). ' /widget/'. $class. Class.php '); }else{ Includeifexist (C (' App_full_path '). ' /lib/'. $class. Class.php '); } } } /** * Controller class */ Class Controller { /** * View Instance * @var View */ Private $_view; /** * constructor, initialize view instance, call Hook */ Public Function __construct () { $this->_view = new View (); $this->_init (); } /** * Front Hook */ protected function _init () {} /** * Render template and output * @param null|string $tpl template file path * The parameter is relative to the app/view/file and does not contain a suffix name, such as Index/index * If the parameter is empty, the $controller/$action is used by default. php * If the parameter does not contain "/", the $controller/is used by default $tpl * @return void */ protected function display ($TPL = ") { if ($tpl = = =) { $trace = Debug_backtrace (); $controller = substr ($trace [1][' class '], 0,-10); $action = substr ($trace [1][' function '], 0,-6); $TPL = $controller. '/' . $action; }elseif (Strpos ($TPL, '/') = = = = False) { $trace = Debug_backtrace (); $controller = substr ($trace [1][' class '], 0,-10); $TPL = $controller. '/' . $TPL; } $this->_view->display ($TPL); } /** * Set a template variable for the view engine * @param string $name The name of the variable to be used in the template * @param the value corresponding to the variable name in the mixed $value template * @return void */ protected function Assign ($name, $value) { $this->_view->assign ($name, $value); } /** * Output data in JSON format to the browser and stop code execution * @param array $data The data to be output */ protected function Ajaxreturn ($data) { echo Json_encode ($data); Exit } /** * Redirect to the specified URL * @param string $url the URL to jump * @param void */ protected function Redirect ($url) { Header ("Location: $url"); Exit } } /** * View class */ Class View { /** * View File directory * @var String */ Private $_tpldir; /** * View File path * @var String */ Private $_viewpath; /** * View variable List * @var Array */ Private $_data = Array (); /** * List of variables to be used for tplinclude * @var Array */ private static $tmpData; /** * @param string $tplDir */ Public function __construct ($tplDir = ") { if ($tplDir = = ") { $this->_tpldir = './'. C (' App_path '). ' /view/'; }else{ $this->_tpldir = $tplDir; } } /** * Set a template variable for the view engine * @param string $key The name of the variable to be used in the template * @param the value corresponding to the variable name in the mixed $value template * @return void */ Public function assign ($key, $value) { $this->_data[$key] = $value; } /** * Render template and output * @param null|string $tplFile template file path, relative to the app/view/file, does not contain a suffix name, such as Index/index * @return void */ Public function display ($tplFile) { $this->_viewpath = $this->_tpldir. $tplFile. '. php '; Unset ($tplFile); Extract ($this->_data); Include $this->_viewpath; } /** * Used to include other templates in the template file * @param string $path Path relative to the view directory * @param array $data The list of variables passed to the child template, key is the variable name, value is the variable * @return void */ public static function Tplinclude ($path, $data =array ()) { Self:: $tmpData = Array ( ' path ' = = C (' App_full_path '). '/view/'. $path. '. php ', ' Data ' = $data, ); Unset ($path); Unset ($data); Extract (self:: $tmpData [' data ']); Include self:: $tmpData [' path ']; } } /** * Widget class * Inherit this class when used, override the Invoke method, and invoke the display in the Invoke method */ Class Widget { /** * View Instance * @var View */ protected $_view; /** * Widget Name * @var String */ protected $_widgetname; /** * constructor, Initialize view instance */ Public Function __construct () { $this->_widgetname = Get_class ($this); $dir = C (' App_full_path '). '/widget/tpl/'; $this->_view = new View ($DIR); } /** * Processing Logic * @param mixed $data parameters */ Public function Invoke ($data) {} /** * Render Template * @param string $tpl template path, if blank, use class name as template */ protected function display ($TPL = ") { if ($tpl = = ") { $TPL = $this->_widgetname; } $this->_view->display ($TPL); } /** * Set a template variable for the view engine * @param string $name The name of the variable to be used in the template * @param the value corresponding to the variable name in the mixed $value template * @return void */ protected function Assign ($name, $value) { $this->_view->assign ($name, $value); } } /** * Database Operation class * How to use: * Db::getinstance ($conf)->query (' SELECT * from table '); * Where $conf is an associative array, it needs to contain the following key: * Db_host Db_user db_pwd db_name * Ports and encodings can be specified using Db_port and Db_charset, default 3306 and UTF8 */ Class DB { /** * Database Link * @var Resource */ Private $_db; /** * Save Last SQL * @var String */ Private $_lastsql; /** * The number of rows affected by the last SQL statement * @var int */ Private $_rows; /** * Last SQL Execution error * @var String */ Private $_error; /** * Instance Array * @var Array */ private static $_instance = Array (); /** * Constructor function * @param array $dbConf configuration */ Private function __construct ($dbConf) { if (!isset ($dbConf [' Db_charset '])) { $dbConf [' db_charset '] = ' UTF8 '; } $this->_db = mysql_connect ($dbConf [' db_host ']. ': ' $dbConf [' Db_port '], $dbConf [' Db_user '], $dbConf [' db_pwd ']); if ($this->_db = = = False) { Halt (Mysql_error ()); } $selectDb = mysql_select_db ($dbConf [' db_name '], $this->_db); if ($selectDb = = = False) { Halt (Mysql_error ()); } Mysql_set_charset ($dbConf [' db_charset ']); } Private Function __clone () {} /** * Get DB Class * @param array $dbConf configuration * @return DB */ static public Function getinstance ($dbConf) { if (!isset ($dbConf [' Db_port '])) { $dbConf [' db_port '] = ' 3306 '; } $key = $dbConf [' db_host ']. ': ' $dbConf [' db_port ']; if (!isset (self::$_instance[$key]) | |! ( self::$_instance[$key] instanceof self)) { self::$_instance[$key] = new self ($dbConf); } return self::$_instance[$key]; } /** * Escape string * @param string $str to be escaped * Strings escaped @return string */ Public function Escape ($STR) { Return mysql_real_escape_string ($STR, $this->_db); } /** * Query, for SELECT statements * @param string $sql sql to query * @return Bool|array query successfully returned the corresponding array, failed to return false */ Public Function Query ($sql) { $this->_rows = 0; $this->_error = "; $this->_lastsql = $sql; $this->logsql (); $res = mysql_query ($sql, $this->_db); if ($res = = = False) { $this->_error = mysql_error ($this->_db); $this->logerror (); return false; }else{ $this->_rows = mysql_num_rows ($res); $result = Array (); if ($this->_rows >0) { while ($row = Mysql_fetch_array ($res, Mysql_assoc)) { $result [] = $row; } Mysql_data_seek ($res, 0); } return $result; } } /** * Query, for INSERT/UPDATE/DELETE statements * @param string $sql sql to query * @return Bool|int Query successfully returns the number of records affected, failure returns false */ Public function Execute ($sql) { $this->_rows = 0; $this->_error = "; $this->_lastsql = $sql; $this->logsql (); $result = mysql_query ($sql, $this->_db); if (false = = = $result) { $this->_error = mysql_error ($this->_db); $this->logerror (); return false; } else { $this->_rows = mysql_affected_rows ($this->_db); return $this->_rows; } } /** * Get the number of records affected by the last query * Number of records affected by @return int */ Public Function getRows () { return $this->_rows; } /** * Gets the self-increment ID generated after the last insert * @return int self-increment ID */ Public Function Getinsertid () { Return mysql_insert_id ($this->_db); } /** * Get SQL for the last query * @return String sql */ Public Function Getlastsql () { return $this->_lastsql; } /** * Get error information for the last query * @return String Error message */ Public Function GetError () { return $this->_error; } /** * Log SQL to file */ Private Function Logsql () { Log::sql ($this->_lastsql); } /** * Record error log to file */ Private Function LogError () { $str = ' [SQL ERR] '. $this->_error. ' SQL: '. $this->_lastsql; Log::warn ($STR); } } /** * Log Class * How to use: Log::fatal (' Error msg '); * Save path to App/log, store by day * Fatal and warning will be recorded in the. log.wf file */ Class log{ /** * Log, support SAE environment * @param string $msg log content * @param string $level log level * @param bool $WF is an error log */ public static function Write ($msg, $level = ' DEBUG ', $wf =false) { if (function_exists (' Sae_debug ')) {//If it is SAE, use the Sae_debug function to log $msg = "[{$level}]". $msg; Sae_set_display_errors (FALSE); Sae_debug (Trim ($msg)); Sae_set_display_errors (TRUE); }else{ $msg = Date (' [y-m-d h:i:s] '). " [{$level}] ". $msg." \ r \ n "; $logPath = C (' App_full_path '). ' /log/'. Date (' Ymd '). Log '; if ($WF) { $logPath. = '. WF '; } File_put_contents ($logPath, $msg, file_append); } } /** * Print Fatal Log * @param string $msg log information */ public static function Fatal ($MSG) { Self::write ($msg, ' FATAL ', true); } /** * Print Warning Log * @param string $msg log information */ public static function warn ($msg) { Self::write ($msg, ' WARN ', true); } /** * Print Notice Log * @param string $msg log information */ public static function notice ($msg) { Self::write ($msg, ' NOTICE '); } /** * Print Debug Log * @param string $msg log information */ public static function debug ($msg) { Self::write ($msg, ' DEBUG '); } /** * Print SQL Log * @param string $msg log information */ public static function SQL ($MSG) { Self::write ($msg, ' SQL '); } } /** * Extexception class, record additional exception information */ Class Extexception extends exception{ /** * @var Array */ protected $extra; /** * @param string $message * @param array $extra * @param int $code * @param null $previous */ Public function __construct ($message = "", $extra = Array (), $code = 0, $previous = null) { $this->extra = $extra; Parent::__construct ($message, $code, $previous); } /** * Get additional exception information * @return Array */ Public Function Getextra () { return $this->extra; } } Copy Code

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