301 lines
10 KiB
PHP
301 lines
10 KiB
PHP
<?php
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/*
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* $Id: ZipTask.php 905 2010-10-05 16:28:03Z mrook $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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require_once 'phing/tasks/system/MatchingTask.php';
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include_once 'phing/util/SourceFileScanner.php';
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include_once 'phing/mappers/MergeMapper.php';
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include_once 'phing/util/StringHelper.php';
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/**
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* Creates a zip archive using PHP ZipArchive extension/
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*
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* @author Michiel Rook <michiel.rook@gmail.com>
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* @version $Id: ZipTask.php 905 2010-10-05 16:28:03Z mrook $
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* @package phing.tasks.ext
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* @since 2.1.0
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*/
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class ZipTask extends MatchingTask {
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/**
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* @var PhingFile
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*/
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private $zipFile;
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/**
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* @var PhingFile
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*/
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private $baseDir;
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/**
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* Whether to include empty dirs in the archive.
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*/
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private $includeEmpty = true;
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private $filesets = array();
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private $fileSetFiles = array();
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/**
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* File path prefix in zip archive
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*
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* @var string
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*/
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private $prefix = null;
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/**
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* Add a new fileset.
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* @return FileSet
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*/
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public function createFileSet() {
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$this->fileset = new ZipFileSet();
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$this->filesets[] = $this->fileset;
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return $this->fileset;
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}
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/**
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* Set is the name/location of where to create the zip file.
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* @param PhingFile $destFile The output of the zip
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*/
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public function setDestFile(PhingFile $destFile) {
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$this->zipFile = $destFile;
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}
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/**
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* This is the base directory to look in for things to zip.
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* @param PhingFile $baseDir
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*/
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public function setBasedir(PhingFile $baseDir) {
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$this->baseDir = $baseDir;
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}
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/**
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* Sets the file path prefix for file in the zip file.
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*
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* @param string $prefix Prefix
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*
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* @return void
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*/
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public function setPrefix($prefix) {
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$this->prefix = $prefix;
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}
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/**
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* Set the include empty dirs flag.
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* @param boolean Flag if empty dirs should be tarred too
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* @return void
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* @access public
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*/
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function setIncludeEmptyDirs($bool) {
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$this->includeEmpty = (boolean) $bool;
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}
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/**
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* do the work
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* @throws BuildException
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*/
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public function main() {
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if ($this->zipFile === null) {
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throw new BuildException("zipfile attribute must be set!", $this->getLocation());
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}
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if ($this->zipFile->exists() && $this->zipFile->isDirectory()) {
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throw new BuildException("zipfile is a directory!", $this->getLocation());
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}
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if ($this->zipFile->exists() && !$this->zipFile->canWrite()) {
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throw new BuildException("Can not write to the specified zipfile!", $this->getLocation());
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}
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// shouldn't need to clone, since the entries in filesets
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// themselves won't be modified -- only elements will be added
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$savedFileSets = $this->filesets;
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try {
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if ($this->baseDir !== null) {
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if (!$this->baseDir->exists()) {
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throw new BuildException("basedir does not exist!", $this->getLocation());
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}
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if (empty($this->filesets))
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{
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// add the main fileset to the list of filesets to process.
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$mainFileSet = new ZipFileSet($this->fileset);
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$mainFileSet->setDir($this->baseDir);
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$this->filesets[] = $mainFileSet;
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}
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}
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if (empty($this->filesets)) {
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throw new BuildException("You must supply either a basedir "
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. "attribute or some nested filesets.",
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$this->getLocation());
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}
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// check if zip is out of date with respect to each
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// fileset
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$upToDate = true;
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foreach($this->filesets as $fs) {
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$files = $fs->getFiles($this->project, $this->includeEmpty);
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if (!$this->archiveIsUpToDate($files, $fs->getDir($this->project))) {
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$upToDate = false;
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}
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for ($i=0, $fcount=count($files); $i < $fcount; $i++) {
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if ($this->zipFile->equals(new PhingFile($fs->getDir($this->project), $files[$i]))) {
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throw new BuildException("A zip file cannot include itself", $this->getLocation());
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}
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}
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}
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if ($upToDate) {
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$this->log("Nothing to do: " . $this->zipFile->__toString() . " is up to date.", Project::MSG_INFO);
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return;
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}
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$this->log("Building zip: " . $this->zipFile->__toString(), Project::MSG_INFO);
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$zip = new ZipArchive();
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$res = $zip->open($this->zipFile->getAbsolutePath(), ZIPARCHIVE::CREATE);
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if ($res !== true)
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{
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throw new Exception("ZipArchive::open() failed with code " . $res);
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}
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foreach($this->filesets as $fs) {
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$fsBasedir = (null != $this->baseDir) ? $this->baseDir :
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$fs->getDir($this->project);
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$files = $fs->getFiles($this->project, $this->includeEmpty);
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$filesToZip = array();
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for ($i=0, $fcount=count($files); $i < $fcount; $i++) {
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$f = new PhingFile($fsBasedir, $files[$i]);
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$pathInZip = $this->prefix
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. $f->getPathWithoutBase($fsBasedir);
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$pathInZip = str_replace('\\', '/', $pathInZip);
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if ($f->isDirectory()) {
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if ($pathInZip != '.') {
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$zip->addEmptyDir($pathInZip);
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}
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} else {
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$zip->addFile($f->getPath(), $pathInZip);
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}
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$this->log("Adding " . $f->getPath() . " as " . $pathInZip . " to archive.", Project::MSG_VERBOSE);
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}
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}
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$zip->close();
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} catch (IOException $ioe) {
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$msg = "Problem creating ZIP: " . $ioe->getMessage();
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$this->filesets = $savedFileSets;
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throw new BuildException($msg, $ioe, $this->getLocation());
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}
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$this->filesets = $savedFileSets;
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}
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/**
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* @param array $files array of filenames
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* @param PhingFile $dir
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* @return boolean
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*/
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protected function archiveIsUpToDate($files, $dir) {
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$sfs = new SourceFileScanner($this);
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$mm = new MergeMapper();
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$mm->setTo($this->zipFile->getAbsolutePath());
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return count($sfs->restrict($files, $dir, null, $mm)) == 0;
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}
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}
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/**
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* This is a FileSet with the to specify permissions.
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*
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* Permissions are currently not implemented by PEAR Archive_Tar,
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* but hopefully they will be in the future.
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*
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*/
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class ZipFileSet extends FileSet {
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private $files = null;
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/**
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* Get a list of files and directories specified in the fileset.
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* @return array a list of file and directory names, relative to
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* the baseDir for the project.
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*/
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public function getFiles(Project $p, $includeEmpty = true) {
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if ($this->files === null) {
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$ds = $this->getDirectoryScanner($p);
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$this->files = $ds->getIncludedFiles();
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// build a list of directories implicitly added by any of the files
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$implicitDirs = array();
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foreach($this->files as $file) {
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$implicitDirs[] = dirname($file);
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}
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$incDirs = $ds->getIncludedDirectories();
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// we'll need to add to that list of implicit dirs any directories
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// that contain other *directories* (and not files), since otherwise
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// we get duplicate directories in the resulting tar
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foreach($incDirs as $dir) {
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foreach($incDirs as $dircheck) {
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if (!empty($dir) && $dir == dirname($dircheck)) {
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$implicitDirs[] = $dir;
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}
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}
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}
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$implicitDirs = array_unique($implicitDirs);
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$emptyDirectories = array();
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if ($includeEmpty) {
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// Now add any empty dirs (dirs not covered by the implicit dirs)
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// to the files array.
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foreach($incDirs as $dir) { // we cannot simply use array_diff() since we want to disregard empty/. dirs
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if ($dir != "" && $dir != "." && !in_array($dir, $implicitDirs)) {
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// it's an empty dir, so we'll add it.
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$emptyDirectories[] = $dir;
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}
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}
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} // if $includeEmpty
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$this->files = array_merge($implicitDirs, $emptyDirectories, $this->files);
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sort($this->files);
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} // if ($this->files===null)
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return $this->files;
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}
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}
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