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/*
* $Id: ZipTask.php 3076 2006-12-18 08:52:12Z fabien $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information please see
* <http://phing.info>.
*/
require_once 'phing/tasks/system/MatchingTask.php';
include_once 'phing/util/SourceFileScanner.php';
include_once 'phing/mappers/MergeMapper.php';
include_once 'phing/util/StringHelper.php';
include_once 'phing/lib/Zip.php';
/**
* Creates a zip archive using PEAR Archive_Zip (which is presently unreleased
* and included with Phing).
*
* @author Michiel Rook <michiel.rook@gmail.com>
* @version $Revision: 1.2 $
* @package phing.tasks.ext
* @since 2.1.0
*/
class ZipTask extends MatchingTask {
private $zipFile;
private $baseDir;
private $filesets = array();
private $fileSetFiles = array();
/**
* Add a new fileset.
* @return FileSet
*/
public function createFileSet() {
$this->fileset = new FileSet();
$this->filesets[] = $this->fileset;
return $this->fileset;
}
/**
* Set is the name/location of where to create the zip file.
* @param PhingFile $destFile The output of the zip
*/
public function setDestFile(PhingFile $destFile) {
$this->zipFile = $destFile;
}
/**
* This is the base directory to look in for things to zip.
* @param PhingFile $baseDir
*/
public function setBasedir(PhingFile $baseDir) {
$this->baseDir = $baseDir;
}
/**
* do the work
* @throws BuildException
*/
public function main() {
if ($this->zipFile === null) {
throw new BuildException("zipfile attribute must be set!", $this->getLocation());
}
if ($this->zipFile->exists() && $this->zipFile->isDirectory()) {
throw new BuildException("zipfile is a directory!", $this->getLocation());
}
if ($this->zipFile->exists() && !$this->zipFile->canWrite()) {
throw new BuildException("Can not write to the specified zipfile!", $this->getLocation());
}
// shouldn't need to clone, since the entries in filesets
// themselves won't be modified -- only elements will be added
$savedFileSets = $this->filesets;
try {
if ($this->baseDir !== null) {
if (!$this->baseDir->exists()) {
throw new BuildException("basedir does not exist!", $this->getLocation());
}
// add the main fileset to the list of filesets to process.
$mainFileSet = new FileSet($this->fileset);
$mainFileSet->setDir($this->baseDir);
$this->filesets[] = $mainFileSet;
}
if (empty($this->filesets)) {
throw new BuildException("You must supply either a basedir "
. "attribute or some nested filesets.",
$this->getLocation());
}
// check if zip is out of date with respect to each
// fileset
$upToDate = true;
foreach($this->filesets as $fs) {
$ds = $fs->getDirectoryScanner($this->project);
$files = $ds->getIncludedFiles();
if (!$this->archiveIsUpToDate($files, $fs->getDir($this->project))) {
$upToDate = false;
}
for ($i=0, $fcount=count($files); $i < $fcount; $i++) {
if ($this->zipFile->equals(new PhingFile($fs->getDir($this->project), $files[$i]))) {
throw new BuildException("A zip file cannot include itself", $this->getLocation());
}
}
}
if ($upToDate) {
$this->log("Nothing to do: " . $this->zipFile->__toString() . " is up to date.", PROJECT_MSG_INFO);
return;
}
$this->log("Building zip: " . $this->zipFile->__toString(), PROJECT_MSG_INFO);
$zip = new Archive_Zip($this->zipFile->getAbsolutePath());
foreach($this->filesets as $fs) {
$ds = $fs->getDirectoryScanner($this->project);
$files = $ds->getIncludedFiles();
// FIXME
// Current model is only adding directories implicitly. This
// won't add any empty directories. Perhaps modify FileSet::getFiles()
// to also include empty directories. Not high priority, since non-inclusion
// of empty dirs is probably not unexpected behavior for ZipTask.
$fsBasedir = $fs->getDir($this->project);
$filesToZip = array();
for ($i=0, $fcount=count($files); $i < $fcount; $i++) {
$f = new PhingFile($fsBasedir, $files[$i]);
$filesToZip[] = $f->getAbsolutePath();
}
$zip->add($filesToZip, array('remove_path' => $fsBasedir->getCanonicalPath()));
}
} catch (IOException $ioe) {
$msg = "Problem creating ZIP: " . $ioe->getMessage();
$this->filesets = $savedFileSets;
throw new BuildException($msg, $ioe, $this->getLocation());
}
$this->filesets = $savedFileSets;
}
/**
* @param array $files array of filenames
* @param PhingFile $dir
* @return boolean
*/
protected function archiveIsUpToDate($files, $dir) {
$sfs = new SourceFileScanner($this);
$mm = new MergeMapper();
$mm->setTo($this->zipFile->getAbsolutePath());
return count($sfs->restrict($files, $dir, null, $mm)) == 0;
}
}
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