mirror of
https://github.com/silverstripe/silverstripe-framework
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380fc69d6d
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.4@111126 467b73ca-7a2a-4603-9d3b-597d59a354a9
87 lines
2.4 KiB
PHP
87 lines
2.4 KiB
PHP
<?php
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/**
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* Implementation of .tar, .tar.gz, and .tar.bz2 archive handler.
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* @package sapphire
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* @subpackage filesystem
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*/
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class TarballArchive extends Archive {
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private $filename = '';
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private $compressionModifiers = '';
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function __construct($filename) {
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$this->filename = $filename;
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if(substr($filename, strlen($filename) - strlen('.gz')) == '.gz' ||
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substr($filename, strlen($filename) - strlen('.tgz')) == '.tgz') {
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$this->compressionModifiers = 'z';
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} else if(substr($filename, strlen($filename) - strlen('.bz2')) == '.bz2') {
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$compressionModifiers = 'j';
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}
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}
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function listing() {
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// Call tar on the command line to get the info we need
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$base = BASE_PATH;
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$command = "tar -tv{$this->compressionModifiers}f $base/$this->filename";
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$consoleList = `$command`;
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$listing = array();
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// Seperate into an array of lines
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$listItems = explode("\n", $consoleList);
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foreach($listItems as $listItem) {
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// The path is the last thing on the line
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$fullpath = substr($listItem, strrpos($listItem, ' ') + 1);
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$path = explode('/', $fullpath);
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$item = array();
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// The first part of the line is the permissions - the first character will be d if it is a directory
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$item['type'] = (substr($listItem, 0, 1) == 'd') ? 'directory' : 'file';
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if($item['type'] == 'directory') {
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$item['listing'] = array();
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// If it's a directory, the path will have a slash on the end, so get rid of it.
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array_pop($path);
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}
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// The name of the file/directory is the last item on the path
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$name = array_pop($path);
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if($name == '') {
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continue;
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}
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$item['path'] = implode('/', $path);
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// Put the item in the right place
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$dest = &$listing;
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foreach($path as $folder) {
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// If the directory doesn't exist, create it
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if(!isset($dest[$folder])) {
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$dest[$folder] = array();
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$dest[$folder]['listing'] = array();
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$dest[$folder]['type'] = 'directory';
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}
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$dest = &$dest[$folder]['listing'];
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}
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// If this is a directory and it's listing has already been created, copy the the listing
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if($item['type'] == 'directory' && isset($dest[$name]['listing'])) {
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$item['listing'] = $dest[$name]['listing'];
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}
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$dest[$name] = $item;
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}
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return $listing;
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}
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function extractTo($destination, $entries = null) {
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if(!isset($entries)) {
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$command = "tar -xv{$this->compressionModifiers}f ../$this->filename --directory $destination";
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$output = `$command`;
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}
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}
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}
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?>
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