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<?php
/*
* $Id: f7234abd52e7f80177f4b121436ae7276370993c $
*
* 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/Task.php';
include_once 'phing/types/FileSet.php';
/**
* Task that changes the permissions on a file/directory.
*
* @author Mehmet Emre Yilmaz <mehmety@gmail.com>
* @version $Id: f7234abd52e7f80177f4b121436ae7276370993c $
* @package phing.tasks.system
*/
class ChownTask extends Task {
private $file;
private $user;
private $group;
private $filesets = array();
private $filesystem;
private $quiet = false;
private $failonerror = true;
private $verbose = true;
/**
* This flag means 'note errors to the output, but keep going'
* @see setQuiet()
*/
function setFailonerror($bool) {
$this->failonerror = $bool;
}
/**
* Set quiet mode, which suppresses warnings if chown() fails.
* @see setFailonerror()
*/
function setQuiet($bool) {
$this->quiet = $bool;
if ($this->quiet) {
$this->failonerror = false;
}
}
/**
* Set verbosity, which if set to false surpresses all but an overview
* of what happened.
*/
function setVerbose($bool) {
$this->verbose = (bool)$bool;
}
/**
* Sets a single source file to touch. If the file does not exist
* an empty file will be created.
*/
function setFile(PhingFile $file) {
$this->file = $file;
}
/**
* Sets the user
*/
function setUser($user) {
$this->user = $user;
}
/**
* Sets the group
*/
function setGroup($group) {
$this->group = $group;
}
/**
* Nested creator, adds a set of files (nested fileset attribute).
*/
function addFileSet(FileSet $fs) {
$this->filesets[] = $fs;
}
/**
* Execute the touch operation.
* @return void
*/
function main() {
// Check Parameters
$this->checkParams();
$this->chown();
}
/**
* Ensure that correct parameters were passed in.
* @return void
*/
private function checkParams() {
if ($this->file === null && empty($this->filesets)) {
throw new BuildException("Specify at least one source - a file or a fileset.");
}
if ($this->user === null && $this->group === null) {
throw new BuildException("You have to specify either an owner or a group for chown.");
}
}
/**
* Does the actual work.
* @return void
*/
private function chown() {
$userElements = explode('.', $this->user);
$user = $userElements[0];
if (count($userElements) > 1) {
$group = $userElements[1];
} else {
$group = $this->group;
}
// counters for non-verbose output
$total_files = 0;
$total_dirs = 0;
// one file
if ($this->file !== null) {
$total_files = 1;
$this->chownFile($this->file, $user, $group);
}
// filesets
foreach($this->filesets as $fs) {
$ds = $fs->getDirectoryScanner($this->project);
$fromDir = $fs->getDir($this->project);
$srcFiles = $ds->getIncludedFiles();
$srcDirs = $ds->getIncludedDirectories();
$filecount = count($srcFiles);
$total_files = $total_files + $filecount;
for ($j = 0; $j < $filecount; $j++) {
$this->chownFile(new PhingFile($fromDir, $srcFiles[$j]), $user, $group);
}
$dircount = count($srcDirs);
$total_dirs = $total_dirs + $dircount;
for ($j = 0; $j < $dircount; $j++) {
$this->chownFile(new PhingFile($fromDir, $srcDirs[$j]), $user, $group);
}
}
if (!$this->verbose) {
$this->log('Total files changed to ' . $user . ($group ? "." . $group : "") . ': ' . $total_files);
$this->log('Total directories changed to ' . $user . ($group ? "." . $group : "") . ': ' . $total_dirs);
}
}
/**
* Actually change the mode for the file.
* @param PhingFile $file
* @param string $user
* @param string $group
*/
private function chownFile(PhingFile $file, $user, $group = "") {
if ( !$file->exists() ) {
throw new BuildException("The file " . $file->__toString() . " does not exist");
}
try {
if (!empty($user)) {
$file->setUser($user);
}
if (!empty($group)) {
$file->setGroup($group);
}
if ($this->verbose) {
$this->log("Changed file owner on '" . $file->__toString() ."' to " . $user . ($group ? "." . $group : ""));
}
} catch (Exception $e) {
if($this->failonerror) {
throw $e;
} else {
$this->log($e->getMessage(), $this->quiet ? Project::MSG_VERBOSE : Project::MSG_WARN);
}
}
}
}
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