对工作中常用的方法进行小结,以便后续查找。
<?php
if(!function_exists('dump'))
{
/**
* 打印数据
* @param mixed $data (可以是字符串,数组,对象)
* @param boolean $is_exit 是否退出程序,默认否
*/
function dump($data, $is_exit = false)
{
echo "<pre>";
print_r($data);
echo "</pre>";
if($is_exit) exit();
}
}
// 1.获取根目录,由后往前推
define('ROOT_PATH',substr(__FILE__,0,strlen(__FILE__)-17)); // 应用根目录 rtrim 'test/fun_test.php'
dump(ROOT_PATH); // 打印 /Applications/XAMPP/xamppfiles/htdocs/web/camel/shop_wms/
// 2.设置include_path
set_include_path(get_include_path(). PATH_SEPARATOR . ROOT_PATH); //设置include path,包含文件可忽略ROOT_PATH部分
// 3.定义分隔符常量
define('DS', DIRECTORY_SEPARATOR);
// 4.根据文件名获取类名和扩展名
dump("========4.根据文件名获取类名和扩展名============");
$impl_file = "/web/camel/shop_wms/test/hello.class.php";
list($impl_class, $ext) = explode('.', basename($impl_file), 2);
// array explode ( string $delimiter , string $string [, int $limit ] )
// 如果设置了 limit 参数并且是正数,则返回的数组包含最多 limit 个元素,而最后那个元素将包含 string 的剩余部分。
dump($impl_class); // 打印:hello
dump($ext); // 打印:class.php
// 5.标准对象
dump("======== 5.标准对象 ============");
$objitem = new stdClass();
$objitem->file = "test/hello.class.php"; // 动态的分配属相
$objitem->class = "hello";
dump($objitem);
// 6.从路径解析参数
dump("======== 6.从路径解析参数 ============");
if(DS=='\\')
{
// windows 环境下
$app_script_file = str_replace('/', DS, $_SERVER['SCRIPT_FILENAME']);
}
else
{
$app_script_file = $_SERVER['SCRIPT_FILENAME'];
}
dump($app_script_file); // 打印:/Applications/XAMPP/xamppfiles/htdocs/web/camel/shop_wms/test/fun_test.php
// 这里将 $app_script_file 写死:
$app_script_file = "/Applications/XAMPP/xamppfiles/htdocs/web/camel/shop_test/shop_api/boot/req_init.php";
$cnt = strlen(ROOT_PATH);
$file_path = substr($app_script_file, $cnt, strlen($app_script_file) - $cnt);
list($app_name, $other) = explode(DS, $file_path, 2);
dump($app_name); // test
dump($other); // fun_test.php
// D:/xampp/php/php.exe -f D:/xampp/htdocs/shop/shop_api/webservice/web/index.php app_fmt=json app_act=taobao_api/taobao_trades_sold_get_all sd_id=4 start_modified="2012-09-01 00:00:00" end_modified="2012-09-11 00:00:00"
$cnt = strlen('web'.DS.'app'.DS); // /etast/shop_api/webservice/web/app/taobao_api.php
// 7.路径数据过滤
dump("======== 7.路径数据过滤 ============");
$pathgrp = "/women/hek8dso*jid\/heloid.php";
$pathgrp = preg_replace('/[^a-z0-9_\/]+/i', '', $pathgrp);
dump($pathgrp); // /women/hek8dsojid/heloidphp
$rpos=strrpos($pathgrp,'/');
dump($rpos); // 17
if($rpos!==false){
$path=substr($pathgrp, 0, ++$rpos);
dump($rpos);
dump($path); // /women/hek8dsojid/
$grp=substr($pathgrp,$rpos,strlen($pathgrp)-$rpos);
} else $grp=$pathgrp;
dump($grp); // heloidphp
// 8.用户定义的错误处理函数
dump("======== 8.用户定义的错误处理函数 ============");
// 用户定义的错误处理函数
function myErrorHandler($errno, $errstr, $errfile, $errline) {
echo "<b>Custom error:</b> [$errno] $errstr<br>";
echo " Error on line $errline in $errfile<br>";
}
// 设置用户定义的错误处理函数
set_error_handler("myErrorHandler");
$test=2;
// 触发错误
if ($test>1) {
trigger_error("A custom error has been triggered");
}
// 打印:
/**
Custom error: [1024] A custom error has been triggered
Error on line 105 in /Applications/XAMPP/xamppfiles/htdocs/web/camel/shop_wms/test/fun_test.php
*/
// 9.解析路径数据
dump("======== 9.解析路径数据 ============");
function get_path_grp_act($action,&$path,&$grp,&$act){
if(! $action) return;
$action = str_replace('\\','/',$action);
//如果是openapi接口
if(strpos($action, 'efast') === 0) {
$action = preg_replace('/[^a-z0-9_\.]+/i', '', $action);
$action = str_replace('..','.',$action);
$action = preg_replace('/\./','/',$action,1);
$action = str_replace('.','_',$action);
} else {
$action = preg_replace('/[^a-z0-9_\/]+/i', '', $action);
}
$path=$grp=NULL;
$rpos=strrpos($action,'/');
if($rpos!==false){
$pathgrp=substr($action,0,$rpos);
$act=substr($action,$rpos+1,strlen($action)-$rpos);
$rpos=strrpos($pathgrp,'/');
if($rpos!==false){
$path=substr($pathgrp,0,++$rpos);
$grp=substr($pathgrp,$rpos,strlen($pathgrp)-$rpos);
}else $grp= $pathgrp;
}else $act=$action;
}
$path=$grp=$act=NULL;
$action = 'taobao_api/item_quantity_sync';
get_path_grp_act($action, $path, $grp, $act);
echo 'path='.$path; echo "<br/>";
echo 'grp='.$grp; echo "<br/>";
echo 'act='.$act; echo "<br/>";
结果打印:
path=<br/>grp=taobao_api<br/>act=item_quantity_sync<br/>
// 10.调用 POST 方法
// shop_test/moudle/openapi/OpenAPIOperatingBase.php