PHP method to convert short URL based on string

This article mainly introduces the implementation method of PHP short address conversion, involving the operation skills of URLs and strings. It has certain reference value. Friends in need can refer to it.

The example of this article tells the PHP short address Conversion implementation method.

The specific analysis is as follows:

From yesterday afternoon to now, one information storage solution has been overturned, from mysql to file_get_contents with unlimited memory, to fscanf with formatted input , and finally chose a more mature and stable method of reading ini.

The entire main program has only two files zipurl.php and index.php

zipurl.php file is as follows:

The code is as follows:

<?php   
//此文件用于转换url  
//整理url  
function dealurl($url)  
{  
    if($url[4]!=&#39;:&#39;)$url=&#39;http://&#39;.$url;  
    return $url;  
}  
function ranum()  
{  
$str="0123456789abcdefghijklmnopqrstuvwxyz";  
$tmp=$str[mt_rand(0,35)].$str[mt_rand(0,35)].$str[mt_rand(0,35)].$str[mt_rand(0,35)].$str[mt_rand(0,35)];  
return $tmp;  
}  
//存号  
function zipurl($urls)  
{  
    //查号去重  
    $handle = fopen("url.tmp","r+");  
    $array=parse_ini_file("url.tmp",true);  
    if(array_search($urls, $array))return array_search($urls, $array);  
    $num=ranum();  
    fprintf($handle,"%s=%s\r",$num,$urls);  
    fclose($handle);  
    return $num;  
}  
function main()  
{  
    if($url=$_GET[&#39;url&#39;])  
    {  
        $url=dealurl($url);  
        $url=zipurl($url);  
        echo "http://localhost/?".$url;  
    }  
}  
main();  
?>  
<meta charset="utf-8">  
<title>ZIP your URL</title>  
<link rel="stylesheet" href="assets/css/amazeui.min.css">  
<p class="am-g">  
  <p class=" col-md-8 col-sm-centered">  
    <form class="am-form" action="zipurl.php" method="get">  
      <fieldset class="am-form-set">  
        <input type="text" id="url" name="url" placeholder="输入你想转换的网址">  
      </fieldset>  
      <p><button type="submit" class="am-btn am-btn-primary am-btn-block">转换</button></p>  
    </form>  
  </p>  
</p>

index. The php file is as follows:

The code is as follows:

<?php  
//查号   
//短址访问部分  
function readfiles($strs)  
{  
    $array=parse_ini_file("url.tmp",true);  
    var_dump($array);  
    return $array[$strs];  
}  
function main()  
{  
    //转到模块  
    if($str=$_SERVER[&#39;QUERY_STRING&#39;])  
    echo &#39;<script language="javascript">location.href="&#39;.readfiles($str).&#39;";</script>&#39;;  
}  
main();  
//统计部分  
?>  
<meta charset="utf-8">  
<title>ZIP your URL</title>  
<link rel="stylesheet" href="assets/css/amazeui.min.css">  
<p class="am-g">  
  <p class=" col-md-8 col-sm-centered">  
    <form class="am-form" action="zipurl.php" method="get">  
      <fieldset class="am-form-set">  
        <input type="text" id="url" name="url" placeholder="输入你想转换的网址">  
      </fieldset>  
      <button type="submit" class="am-btn am-btn-primary am-btn-block">转换</button>  
    </form>  
  </p>  
</p>

Temporary file url.tmp:
aaaaa=http://baidu.com

The running effect is as shown below ：

Summary: The above is the entire content of this article, I hope it will be helpful to everyone's study.

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