first commit

2020-01-02 22:20:31 +07:00
commit 10eb3340ad
5753 changed files with 631345 additions and 0 deletions
--- a/libraries/joomla/archive/archive.php
+++ b/libraries/joomla/archive/archive.php
@ -0,0 +1,198 @@
+<?php
+/**
+ * @package     Joomla.Platform
+ * @subpackage  Archive
+ *
+ * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE
+ */
+
+defined('JPATH_PLATFORM') or die;
+
+jimport('joomla.filesystem.file');
+jimport('joomla.filesystem.folder');
+
+/**
+ * An Archive handling class
+ *
+ * @package     Joomla.Platform
+ * @subpackage  Archive
+ * @since       11.1
+ */
+class JArchive
+{
+	/**
+	 * @var    array  The array of instantiated archive adapters.
+	 * @since  12.1
+	 */
+	protected static $adapters = array();
+
+	/**
+	 * Extract an archive file to a directory.
+	 *
+	 * @param   string  $archivename  The name of the archive file
+	 * @param   string  $extractdir   Directory to unpack into
+	 *
+	 * @return  boolean  True for success
+	 *
+	 * @since   11.1
+	 * @throws  InvalidArgumentException
+	 */
+	public static function extract($archivename, $extractdir)
+	{
+		$untar = false;
+		$result = false;
+		$ext = JFile::getExt(strtolower($archivename));
+
+		// Check if a tar is embedded...gzip/bzip2 can just be plain files!
+		if (JFile::getExt(JFile::stripExt(strtolower($archivename))) == 'tar')
+		{
+			$untar = true;
+		}
+
+		switch ($ext)
+		{
+			case 'zip':
+				$adapter = self::getAdapter('zip');
+
+				if ($adapter)
+				{
+					$result = $adapter->extract($archivename, $extractdir);
+				}
+				break;
+
+			case 'tar':
+				$adapter = self::getAdapter('tar');
+
+				if ($adapter)
+				{
+					$result = $adapter->extract($archivename, $extractdir);
+				}
+				break;
+
+			case 'tgz':
+				// This format is a tarball gzip'd
+				$untar = true;
+
+			case 'gz':
+			case 'gzip':
+				// This may just be an individual file (e.g. sql script)
+				$adapter = self::getAdapter('gzip');
+
+				if ($adapter)
+				{
+					$config = JFactory::getConfig();
+					$tmpfname = $config->get('tmp_path') . '/' . uniqid('gzip');
+					$gzresult = $adapter->extract($archivename, $tmpfname);
+
+					if ($gzresult instanceof Exception)
+					{
+						@unlink($tmpfname);
+
+						return false;
+					}
+
+					if ($untar)
+					{
+						// Try to untar the file
+						$tadapter = self::getAdapter('tar');
+
+						if ($tadapter)
+						{
+							$result = $tadapter->extract($tmpfname, $extractdir);
+						}
+					}
+					else
+					{
+						$path = JPath::clean($extractdir);
+						JFolder::create($path);
+						$result = JFile::copy($tmpfname, $path . '/' . JFile::stripExt(basename(strtolower($archivename))), null, 1);
+					}
+
+					@unlink($tmpfname);
+				}
+				break;
+
+			case 'tbz2':
+				// This format is a tarball bzip2'd
+				$untar = true;
+
+			case 'bz2':
+			case 'bzip2':
+				// This may just be an individual file (e.g. sql script)
+				$adapter = self::getAdapter('bzip2');
+
+				if ($adapter)
+				{
+					$config = JFactory::getConfig();
+					$tmpfname = $config->get('tmp_path') . '/' . uniqid('bzip2');
+					$bzresult = $adapter->extract($archivename, $tmpfname);
+
+					if ($bzresult instanceof Exception)
+					{
+						@unlink($tmpfname);
+
+						return false;
+					}
+
+					if ($untar)
+					{
+						// Try to untar the file
+						$tadapter = self::getAdapter('tar');
+
+						if ($tadapter)
+						{
+							$result = $tadapter->extract($tmpfname, $extractdir);
+						}
+					}
+					else
+					{
+						$path = JPath::clean($extractdir);
+						JFolder::create($path);
+						$result = JFile::copy($tmpfname, $path . '/' . JFile::stripExt(basename(strtolower($archivename))), null, 1);
+					}
+
+					@unlink($tmpfname);
+				}
+				break;
+
+			default:
+				throw new InvalidArgumentException('Unknown Archive Type');
+		}
+
+		if (!$result || $result instanceof Exception)
+		{
+			return false;
+		}
+
+		return true;
+	}
+
+	/**
+	 * Get a file compression adapter.
+	 *
+	 * @param   string  $type  The type of adapter (bzip2|gzip|tar|zip).
+	 *
+	 * @return  JArchiveExtractable  Adapter for the requested type
+	 *
+	 * @since   11.1
+	 * @throws  UnexpectedValueException
+	 */
+	public static function getAdapter($type)
+	{
+		if (!isset(self::$adapters[$type]))
+		{
+			// Try to load the adapter object
+			$class = 'JArchive' . ucfirst($type);
+
+			if (!class_exists($class))
+			{
+				throw new UnexpectedValueException('Unable to load archive', 500);
+			}
+
+			self::$adapters[$type] = new $class;
+		}
+
+		return self::$adapters[$type];
+	}
+}