PHP压缩文件夹(ZIP)

 1 <?php
 2 
 3     /**
 4     * 添加压缩单/多个文件至压缩包
 5     *
 6     * @param $zipFile            压缩包名
 7     * @param $files  array()    文件数组
 8     * @param $override            是否覆盖
 9     */
10     function compressFilesToZip($zipFile,$files,$override = false) {
11         
12         if (empty($zipFile) || empty($files) || gettype($files) != "array" && count($files)==0) {
13             throw new exception("parameters lose !");
14         }
15 
16         if(!$override && is_file($zipFile)) {
17             unlink($zipFile);
18         }
19         
20         $zip = new ZipArchive;
21         $res = $zip->open($zipFile, ZipArchive::CREATE);
22         if ($res === TRUE) {
23             foreach($files as $file) {
24                 if (is_file($file)) {
25                     $zip->addFile($file,basename($file));
26                 }
27             }    
28             $zip->close();            
29         } else {
30             throw new exception("create zip failed !");
31         }
32     }
33 
34     //compressFiles("abcd.zip",array("xxx.jpg","2-10.txt","E:/xampp/htdocs/rr/admin.php"));
35 
36     
37     /**
38     * 单文件或文件夹压缩
39     */
40     function Zip($source, $destination = null)
41     {
42         echo $source."<br/>";
43         if (!extension_loaded('zip') || !file_exists($source)) {
44             return false;
45         }
46 
47         if (empty($destination)) {
48             $destination = basename($source).".zip";
49         }    
50         
51         $zip = new ZipArchive();
52         if (!$zip->open($destination, ZIPARCHIVE::CREATE)) {
53             return false;
54         }
55 
56         $source = str_replace('\\', '/', realpath($source));
57 
58         if (is_dir($source) === true)
59         {
60             $files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($source), RecursiveIteratorIterator::SELF_FIRST);
61             
62             foreach ($files as $file)
63             {
64                 $file = str_replace('\\', '/', $file);                
65 
66                 // Ignore "." and ".." folders
67                 if( in_array(substr($file, strrpos($file, '/')+1), array('.', '..')) )
68                     continue;
69 
70                 $file = realpath($file);
71 
72                 $file = str_replace("\\","/",$file);
73 
74                 if (is_dir($file) === true)
75                 {
76                     $zip->addEmptyDir(str_replace($source . '/', '', $file . '/'));
77                 }
78                 else if (is_file($file) === true)
79                 {
80                     $contextFilePath = substr(str_replace($source, '', $file),1);
81                     $zip->addFromString($contextFilePath, file_get_contents($file));
82                 }
83             }
84         }
85         else if (is_file($source) === true)
86         {
87             $zip->addFromString(basename($source), file_get_contents($source));
88         }
89         return $zip->close();
90     }
91     
92     //切记，目录之间一定要用“/”反斜杠！！！
93     echo Zip("E:/xampp/htdocs/sl","sl2012-09-07.zip");
94     
95 ?>