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<?php
/*
* $Id: PhpLintTask.php 1328 2011-10-20 09:40:21Z 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';
require_once 'phing/util/DataStore.php';
require_once 'phing/system/io/FileWriter.php';
/**
* A PHP lint task. Checking syntax of one or more PHP source file.
*
* @author Knut Urdalen <knut.urdalen@telio.no>
* @author Stefan Priebsch <stefan.priebsch@e-novative.de>
* @version $Id: PhpLintTask.php 1328 2011-10-20 09:40:21Z mrook $
* @package phing.tasks.ext
*/
class PhpLintTask extends Task {
protected $file; // the source file (from xml attribute)
protected $filesets = array(); // all fileset objects assigned to this task
protected $errorProperty;
protected $haltOnFailure = false;
protected $hasErrors = false;
protected $badFiles = array();
protected $interpreter = ''; // php interpreter to use for linting
protected $logLevel = Project::MSG_INFO;
protected $cache = null;
protected $tofile = null;
protected $deprecatedAsError = false;
/**
* Initialize the interpreter with the Phing property
*/
public function __construct() {
$this->setInterpreter(Phing::getProperty('php.interpreter'));
}
/**
* Override default php interpreter
* @todo Do some sort of checking if the path is correct but would
* require traversing the systems executeable path too
* @param string $sPhp
*/
public function setInterpreter($sPhp) {
$this->Interpreter = $sPhp;
}
/**
* The haltonfailure property
* @param boolean $aValue
*/
public function setHaltOnFailure($aValue) {
$this->haltOnFailure = $aValue;
}
/**
* File to be performed syntax check on
* @param PhingFile $file
*/
public function setFile(PhingFile $file) {
$this->file = $file;
}
/**
* Set an property name in which to put any errors.
* @param string $propname
*/
public function setErrorproperty($propname)
{
$this->errorProperty = $propname;
}
/**
* Whether to store last-modified times in cache
*
* @param PhingFile $file
*/
public function setCacheFile(PhingFile $file)
{
$this->cache = new DataStore($file);
}
/**
* File to save error messages to
*
* @param PhingFile $file
*/
public function setToFile(PhingFile $tofile)
{
$this->tofile = $tofile;
}
/**
* Nested creator, creates a FileSet for this task
*
* @return FileSet The created fileset object
*/
public function createFileSet() {
$num = array_push($this->filesets, new FileSet());
return $this->filesets[$num-1];
}
/**
* Set level of log messages generated (default = info)
* @param string $level
*/
public function setLevel($level)
{
switch ($level)
{
case "error": $this->logLevel = Project::MSG_ERR; break;
case "warning": $this->logLevel = Project::MSG_WARN; break;
case "info": $this->logLevel = Project::MSG_INFO; break;
case "verbose": $this->logLevel = Project::MSG_VERBOSE; break;
case "debug": $this->logLevel = Project::MSG_DEBUG; break;
}
}
/**
* Sets whether to treat deprecated warnings (introduced in PHP 5.3) as errors
* @param boolean $deprecatedAsError
*/
public function setDeprecatedAsError($deprecatedAsError)
{
$this->deprecatedAsError = $deprecatedAsError;
}
/**
* Execute lint check against PhingFile or a FileSet
*/
public function main() {
if(!isset($this->file) and count($this->filesets) == 0) {
throw new BuildException("Missing either a nested fileset or attribute 'file' set");
}
if($this->file instanceof PhingFile) {
$this->lint($this->file->getPath());
} else { // process filesets
$project = $this->getProject();
foreach($this->filesets as $fs) {
$ds = $fs->getDirectoryScanner($project);
$files = $ds->getIncludedFiles();
$dir = $fs->getDir($this->project)->getPath();
foreach($files as $file) {
$this->lint($dir.DIRECTORY_SEPARATOR.$file);
}
}
}
// write list of 'bad files' to file (if specified)
if ($this->tofile) {
$writer = new FileWriter($this->tofile);
foreach ($this->badFiles as $file => $messages) {
foreach ($messages as $msg) {
$writer->write($file . "=" . $msg . PHP_EOL);
}
}
$writer->close();
}
$message = '';
foreach ($this->badFiles as $file => $messages) {
foreach ($messages as $msg) {
$message .= $file . "=" . $msg . PHP_EOL;
}
}
// save list of 'bad files' with errors to property errorproperty (if specified)
if ($this->errorProperty) {
$this->project->setProperty($this->errorProperty, $message);
}
if (!empty($this->cache)) {
$this->cache->commit();
}
if ($this->haltOnFailure && $this->hasErrors) {
throw new BuildException('Syntax error(s) in PHP files: ' . $message);
}
}
/**
* Performs the actual syntax check
*
* @param string $file
* @return void
*/
protected function lint($file) {
$command = $this->Interpreter == ''
? 'php'
: $this->Interpreter;
$command .= ' -n -l ';
if ($this->deprecatedAsError) {
$command .= '-d error_reporting=32767 ';
}
if(file_exists($file)) {
if(is_readable($file)) {
if ($this->cache)
{
$lastmtime = $this->cache->get($file);
if ($lastmtime >= filemtime($file))
{
$this->log("Not linting '" . $file . "' due to cache", Project::MSG_DEBUG);
return false;
}
}
$messages = array();
$errorCount = 0;
exec($command.'"'.$file.'" 2>&1', $messages);
for ($i = 0; $i < count($messages) - 1; $i++) {
$message = $messages[$i];
if (trim($message) == '') {
continue;
}
if ((!preg_match('/^(.*)Deprecated:/', $message) || $this->deprecatedAsError) && !preg_match('/^No syntax errors detected/', $message)) {
$this->log($message, Project::MSG_ERR);
if (!isset($this->badFiles[$file])) {
$this->badFiles[$file] = array();
}
array_push($this->badFiles[$file], $message);
$this->hasErrors = true;
$errorCount++;
}
}
if (!$errorCount) {
$this->log($file.': No syntax errors detected', $this->logLevel);
if ($this->cache)
{
$this->cache->put($file, filemtime($file));
}
}
} else {
throw new BuildException('Permission denied: '.$file);
}
} else {
throw new BuildException('File not found: '.$file);
}
}
}
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