diff options
Diffstat (limited to 'buildscripts/phing/classes/phing/tasks/system/UpToDateTask.php')
-rw-r--r-- | buildscripts/phing/classes/phing/tasks/system/UpToDateTask.php | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/buildscripts/phing/classes/phing/tasks/system/UpToDateTask.php b/buildscripts/phing/classes/phing/tasks/system/UpToDateTask.php new file mode 100644 index 00000000..720fae12 --- /dev/null +++ b/buildscripts/phing/classes/phing/tasks/system/UpToDateTask.php @@ -0,0 +1,217 @@ +<?php +/* + * $Id: UpToDateTask.php 59 2006-04-28 14:49:47Z mrook $ + * + * 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/tasks/system/condition/Condition.php'; +include_once 'phing/util/DirectoryScanner.php'; +include_once 'phing/util/SourceFileScanner.php'; +include_once 'phing/mappers/MergeMapper.php'; + +/** + * Sets the given property if the specified target has a timestamp + * greater than all of the source files. + * + * @author Hans Lellelid <hans@xmpl.org> (Phing) + * @author William Ferguson <williamf@mincom.com> (Ant) + * @author Hiroaki Nakamura <hnakamur@mc.neweb.ne.jp> (Ant) + * @author Stefan Bodewig <stefan.bodewig@epost.de> (Ant) + * @version $Revision: 1.6 $ + * @package phing.tasks.system + */ +class UpToDateTask extends Task implements Condition { + + private $_property; + private $_value; + private $_sourceFile; + private $_targetFile; + private $sourceFileSets = array(); + + protected $mapperElement = null; + + /** + * The property to set if the target file is more up-to-date than + * (each of) the source file(s). + * + * @param property the name of the property to set if Target is up-to-date. + */ + public function setProperty($property) { + $this->_property = $property; + } + + /** + * The value to set the named property to if the target file is more + * up-to-date than (each of) the source file(s). Defaults to 'true'. + * + * @param value the value to set the property to if Target is up-to-date + */ + public function setValue($value) { + $this->_value = $value; + } + + /** + * Returns the value, or "true" if a specific value wasn't provided. + */ + private function getValue() { + return ($this->_value !== null) ? $this->_value : "true"; + } + + /** + * The file which must be more up-to-date than (each of) the source file(s) + * if the property is to be set. + * + * @param file the file we are checking against. + */ + public function setTargetFile($file) { + if (is_string($file)) { + $file = new PhingFile($file); + } + $this->_targetFile = $file; + } + + /** + * The file that must be older than the target file + * if the property is to be set. + * + * @param file the file we are checking against the target file. + */ + public function setSrcfile($file) { + if (is_string($file)) { + $file = new PhingFile($file); + } + $this->_sourceFile = $file; + } + + /** + * Nested <srcfiles> element. + */ + public function createSrcfiles() { + $fs = new FileSet(); + $this->sourceFileSets[] = $fs; + return $fs; + } + + /** + * Defines the FileNameMapper to use (nested mapper element). + */ + public function createMapper() { + if ($this->mapperElement !== null) { + throw new BuildException("Cannot define more than one mapper", + $this->location); + } + $this->mapperElement = new Mapper($this->getProject()); + return $this->mapperElement; + } + + /** + * Evaluate (all) target and source file(s) to + * see if the target(s) is/are up-to-date. + * @return boolean + */ + public function evaluate() { + if (count($this->sourceFileSets) === 0 && $this->_sourceFile === null) { + throw new BuildException("At least one srcfile or a nested " + . "<srcfiles> element must be set."); + } + + if (count($this->sourceFileSets) > 0 && $this->_sourceFile !== null) { + throw new BuildException("Cannot specify both the srcfile " + . "attribute and a nested <srcfiles> " + . "element."); + } + + if ($this->_targetFile === null && $this->mapperElement === null) { + throw new BuildException("The targetfile attribute or a nested " + . "mapper element must be set."); + } + + // if the target file is not there, then it can't be up-to-date + if ($this->_targetFile !== null && !$this->_targetFile->exists()) { + return false; + } + + // if the source file isn't there, throw an exception + if ($this->_sourceFile !== null && !$this->_sourceFile->exists()) { + throw new BuildException($this->_sourceFile->getAbsolutePath() + . " not found."); + } + + $upToDate = true; + for($i=0,$size=count($this->sourceFileSets); $i < $size && $upToDate; $i++) { + $fs = $this->sourceFileSets[$i]; + $ds = $fs->getDirectoryScanner($this->project); + $upToDate = $upToDate && $this->scanDir($fs->getDir($this->project), + $ds->getIncludedFiles()); + } + + if ($this->_sourceFile !== null) { + if ($this->mapperElement === null) { + $upToDate = $upToDate && + ($this->_targetFile->lastModified() >= $this->_sourceFile->lastModified()); + } else { + $sfs = new SourceFileScanner($this); + $upToDate = $upToDate && + count($sfs->restrict($this->_sourceFile->getAbsolutePath(), + null, null, + $this->mapperElement->getImplementation())) === 0; + } + } + return $upToDate; + } + + + /** + * Sets property to true if target file(s) have a more recent timestamp + * than (each of) the corresponding source file(s). + * @throws BuildException + */ + public function main() { + if ($this->_property === null) { + throw new BuildException("property attribute is required.", + $this->location); + } + $upToDate = $this->evaluate(); + if ($upToDate) { + $this->project->setNewProperty($this->_property, $this->getValue()); + if ($this->mapperElement === null) { + $this->log("File \"" . $this->_targetFile->getAbsolutePath() + . "\" is up-to-date.", PROJECT_MSG_VERBOSE); + } else { + $this->log("All target files are up-to-date.", + PROJECT_MSG_VERBOSE); + } + } + } + + protected function scanDir(PhingFile $srcDir, $files) { + $sfs = new SourceFileScanner($this); + $mapper = null; + $dir = $srcDir; + if ($this->mapperElement === null) { + $mm = new MergeMapper(); + $mm->setTo($this->_targetFile->getAbsolutePath()); + $mapper = $mm; + $dir = null; + } else { + $mapper = $this->mapperElement->getImplementation(); + } + return (count($sfs->restrict($files, $srcDir, $dir, $mapper)) === 0); + } +} |