Example of php online compression package rar and automatic file download

In linux, zlib must be enabled. The following describes how to enable this function.

1. Download and install zlib

Http://www.gzip.org/zlib/

Decompress the tar package and enter the directory to execute the command:

./Configure & make install
 

2. Add the php extension with the following command:

[Root @ Ansen zlib] # pwd
/Root/lnmp/php-5.3.0/ext/zlib # php source package directory
[Root @ Ansen zlib] # mv config0.m4 config. m4
[Root @ Ansen zlib] #/usr/local/php5/bin/phpize
[Root @ Ansen zlib] #./configure -- with-php-config =/usr/local/php/bin/php-config
[Root @ Ansen zlib] # make
[Root @ Ansen zlib] # cp modules/zlib. so/usr/local/php/lib/php/extension/# php extension directory
[Root @ Ansen zlib] # vi/usr/local/php5/lib/php. ini
Add extension = zlib. so

3. Restart apache

Php online compression package rar code

<? Php
$ Filename = "./zip/". date ('ymmdh'). ". zip"; // name of the generated compressed package (including path)
// Generate a file
$ Zip = new ZipArchive (); // you must enable zlib for linux,
If ($ zip-> open ($ filename, ZIPARCHIVE: CREATE )! = TRUE ){
Exit ('file cannot be opened, or file creation failed ');
}
$ FileNameArr = array ('/upload/20140606/20140606011813 -0.jpg', '/upload/20140606/20140606013717 -0.jpg ');
Foreach ($ fileNameArr as $ val ){
$ Zip-> addFile ($ val, basename ($ val); // The second parameter is the name of the file in the compressed package. Check whether the file already exists.
}
$ Zip-> close (); // close
 
// Send a prompt to the browser for download;
Header ("Cache-Control: max-age = 0 ");
Header ("Content-Description: File Transfer ");
Header ('content-disposition: attachment; filename = '. basename ($ filename); // file name
Header ("Content-Type: application/zip"); // zip format
Header ("Content-Transfer-Encoding: binary"); // tells the browser that the binary file
Header ('content-Length: '. filesize ($ filename); // tell the browser about the file size
Readfile ($ filename); // output file;
?>