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<?php
/*
* $Id: CopyTask.php 77 2006-06-12 19:46:05Z hans $
*
* 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/system/io/PhingFile.php';
include_once 'phing/util/FileUtils.php';
include_once 'phing/util/SourceFileScanner.php';
include_once 'phing/mappers/IdentityMapper.php';
include_once 'phing/mappers/FlattenMapper.php';
/**
* A phing copy task. Copies a file or directory to a new file
* or directory. Files are only copied if the source file is newer
* than the destination file, or when the destination file does not
* exist. It is possible to explictly overwrite existing files.
*
* @author Andreas Aderhold, andi@binarycloud.com
* @version $Revision: 1.16 $ $Date: 2006-06-12 19:46:05 +0000 (Mon, 12 Jun 2006) $
* @package phing.tasks.system
*/
class CopyTask extends Task {
protected $file = null; // the source file (from xml attribute)
protected $destFile = null; // the destiantion file (from xml attribute)
protected $destDir = null; // the destination dir (from xml attribute)
protected $overwrite = false; // overwrite destination (from xml attribute)
protected $preserveLMT = true; // sync timestamps (from xml attribute)
protected $includeEmpty = true; // include empty dirs? (from XML)
protected $flatten = false; // apply the FlattenMapper right way (from XML)
protected $mapperElement = null;
protected $fileCopyMap = array(); // asoc array containing mapped file names
protected $dirCopyMap = array(); // asoc array containing mapped file names
protected $fileUtils = null; // a instance of fileutils
protected $filesets = array(); // all fileset objects assigned to this task
protected $filterChains = array(); // all filterchains objects assigned to this task
protected $verbosity = PROJECT_MSG_VERBOSE;
/**
* Sets up this object internal stuff. i.e. the Fileutils instance
*
* @return object The CopyTask instnace
* @access public
*/
function __construct() {
$this->fileUtils = new FileUtils();
}
/**
* Set the overwrite flag. IntrospectionHelper takes care of
* booleans in set* methods so we can assume that the right
* value (boolean primitive) is coming in here.
*
* @param boolean Overwrite the destination file(s) if it/they already exist
* @return void
* @access public
*/
function setOverwrite($bool) {
$this->overwrite = (boolean) $bool;
}
/**
* Used to force listing of all names of copied files.
* @param boolean $verbosity
*/
function setVerbose($verbosity) {
if ($verbosity) {
$this->verbosity = PROJECT_MSG_INFO;
} else {
$this->verbosity = PROJECT_MSG_VERBOSE;
}
}
/**
* Set the preserve timestmap flag. IntrospectionHelper takes care of
* booleans in set* methods so we can assume that the right
* value (boolean primitive) is coming in here.
*
* @param boolean Preserve the timestamp on the destination file
* @return void
* @access public
*/
function setTstamp($bool) {
$this->preserveLMT = (boolean) $bool;
}
/**
* Set the include empty dirs flag. IntrospectionHelper takes care of
* booleans in set* methods so we can assume that the right
* value (boolean primitive) is coming in here.
*
* @param boolean Flag if empty dirs should be cpoied too
* @return void
* @access public
*/
function setIncludeEmptyDirs($bool) {
$this->includeEmpty = (boolean) $bool;
}
/**
* Set the file. We have to manually take care of the
* type that is coming due to limited type support in php
* in and convert it manually if neccessary.
*
* @param string/object The source file. Either a string or an PhingFile object
* @return void
* @access public
*/
function setFile(PhingFile $file) {
$this->file = $file;
}
/**
* Set the toFile. We have to manually take care of the
* type that is coming due to limited type support in php
* in and convert it manually if neccessary.
*
* @param string/object The dest file. Either a string or an PhingFile object
* @return void
* @access public
*/
function setTofile(PhingFile $file) {
$this->destFile = $file;
}
/**
* Set the toDir. We have to manually take care of the
* type that is coming due to limited type support in php
* in and convert it manually if neccessary.
*
* @param string/object The directory, either a string or an PhingFile object
* @return void
* @access public
*/
function setTodir(PhingFile $dir) {
$this->destDir = $dir;
}
/**
* Nested creator, creates a FileSet for this task
*
* @access public
* @return object The created fileset object
*/
function createFileSet() {
$num = array_push($this->filesets, new FileSet());
return $this->filesets[$num-1];
}
/**
* Creates a filterchain
*
* @access public
* @return object The created filterchain object
*/
function createFilterChain() {
$num = array_push($this->filterChains, new FilterChain($this->project));
return $this->filterChains[$num-1];
}
/**
* Nested creator, creates one Mapper for this task
*
* @access public
* @return object The created Mapper type object
* @throws BuildException
*/
function createMapper() {
if ($this->mapperElement !== null) {
throw new BuildException("Cannot define more than one mapper", $this->location);
}
$this->mapperElement = new Mapper($this->project);
return $this->mapperElement;
}
/**
* The main entry point where everything gets in motion.
*
* @access public
* @return true on success
* @throws BuildException
*/
function main() {
$this->validateAttributes();
if ($this->file !== null) {
if ($this->file->exists()) {
if ($this->destFile === null) {
$this->destFile = new PhingFile($this->destDir, (string) $this->file->getName());
}
if ($this->overwrite === true || ($this->file->lastModified() > $this->destFile->lastModified())) {
$this->fileCopyMap[$this->file->getAbsolutePath()] = $this->destFile->getAbsolutePath();
} else {
$this->log($this->file->getName()." omitted, is up to date");
}
} else {
// terminate build
throw new BuildException("Could not find file " . $this->file->__toString() . " to copy.");
}
}
$project = $this->getProject();
// process filesets
foreach($this->filesets as $fs) {
$ds = $fs->getDirectoryScanner($project);
$fromDir = $fs->getDir($project);
$srcFiles = $ds->getIncludedFiles();
$srcDirs = $ds->getIncludedDirectories();
$this->_scan($fromDir, $this->destDir, $srcFiles, $srcDirs);
}
// go and copy the stuff
$this->doWork();
if ($this->destFile !== null) {
$this->destDir = null;
}
}
/**
* Validates attributes coming in from XML
*
* @access private
* @return void
* @throws BuildException
*/
private function validateAttributes() {
if ($this->file === null && count($this->filesets) === 0) {
throw new BuildException("CopyTask. Specify at least one source - a file or a fileset.");
}
if ($this->destFile !== null && $this->destDir !== null) {
throw new BuildException("Only one of destfile and destdir may be set.");
}
if ($this->destFile === null && $this->destDir === null) {
throw new BuildException("One of destfile or destdir must be set.");
}
if ($this->file !== null && $this->file->exists() && $this->file->isDirectory()) {
throw new BuildException("Use a fileset to copy directories.");
}
if ($this->destFile !== null && count($this->filesets) > 0) {
throw new BuildException("Cannot concatenate multple files into a single file.");
}
if ($this->destFile !== null) {
$this->destDir = new PhingFile($this->destFile->getParent());
}
}
/**
* Compares source files to destination files to see if they
* should be copied.
*
* @access private
* @return void
*/
private function _scan(&$fromDir, &$toDir, &$files, &$dirs) {
/* mappers should be generic, so we get the mappers here and
pass them on to builMap. This method is not redundan like it seems */
$mapper = null;
if ($this->mapperElement !== null) {
$mapper = $this->mapperElement->getImplementation();
} else if ($this->flatten) {
$mapper = new FlattenMapper();
} else {
$mapper = new IdentityMapper();
}
$this->buildMap($fromDir, $toDir, $files, $mapper, $this->fileCopyMap);
$this->buildMap($fromDir, $toDir, $dirs, $mapper, $this->dirCopyMap);
}
/**
* Builds a map of filenames (from->to) that should be copied
*
* @access private
* @return void
*/
private function buildMap(&$fromDir, &$toDir, &$names, &$mapper, &$map) {
$toCopy = null;
if ($this->overwrite) {
$v = array();
foreach($names as $name) {
$result = $mapper->main($name);
if ($result !== null) {
$v[] = $name;
}
}
$toCopy = $v;
} else {
$ds = new SourceFileScanner($this);
$toCopy = $ds->restrict($names, $fromDir, $toDir, $mapper);
}
for ($i=0,$_i=count($toCopy); $i < $_i; $i++) {
$src = new PhingFile($fromDir, $toCopy[$i]);
$mapped = $mapper->main($toCopy[$i]);
$dest = new PhingFile($toDir, $mapped[0]);
$map[$src->getAbsolutePath()] = $dest->getAbsolutePath();
}
}
/**
* Actually copies the files
*
* @access private
* @return void
* @throws BuildException
*/
private function doWork() {
// These "slots" allow filters to retrieve information about the currently-being-process files
$fromSlot = $this->getRegisterSlot("currentFromFile");
$fromBasenameSlot = $this->getRegisterSlot("currentFromFile.basename");
$toSlot = $this->getRegisterSlot("currentToFile");
$toBasenameSlot = $this->getRegisterSlot("currentToFile.basename");
$mapSize = count($this->fileCopyMap);
$total = $mapSize;
if ($mapSize > 0) {
$this->log("Copying ".$mapSize." file".(($mapSize) === 1 ? '' : 's')." to ". $this->destDir->getAbsolutePath());
// walks the map and actually copies the files
$count=0;
foreach($this->fileCopyMap as $from => $to) {
if ($from === $to) {
$this->log("Skipping self-copy of " . $from, $this->verbosity);
$total--;
continue;
}
$this->log("From ".$from." to ".$to, $this->verbosity);
try { // try to copy file
$fromFile = new PhingFile($from);
$toFile = new PhingFile($to);
$fromSlot->setValue($fromFile->getPath());
$fromBasenameSlot->setValue($fromFile->getName());
$toSlot->setValue($toFile->getPath());
$toBasenameSlot->setValue($toFile->getName());
$this->fileUtils->copyFile($fromFile, $toFile, $this->overwrite, $this->preserveLMT, $this->filterChains, $this->getProject());
$count++;
} catch (IOException $ioe) {
$this->log("Failed to copy " . $from . " to " . $to . ": " . $ioe->getMessage(), PROJECT_MSG_ERR);
}
}
}
// handle empty dirs if appropriate
if ($this->includeEmpty) {
$destdirs = array_values($this->dirCopyMap);
$count = 0;
foreach ($destdirs as $destdir) {
$d = new PhingFile((string) $destdir);
if (!$d->exists()) {
if (!$d->mkdirs()) {
$this->log("Unable to create directory " . $d->__toString(), PROJECT_MSG_ERR);
} else {
$count++;
}
}
}
if ($count > 0) {
$this->log("Copied ".$count." empty director" . ($count == 1 ? "y" : "ies") . " to " . $this->destDir->getAbsolutePath());
}
}
}
}
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