libretime/airtime_mvc/library/phing/tasks/system/IncludePathTask.php

116 lines
3.7 KiB
PHP

<?php
/*
* $Id: IncludePathTask.php 905 2010-10-05 16:28:03Z 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/types/Path.php';
/**
* Adds a normalized path to the PHP include_path.
*
* This provides a way to alter the include_path without editing any global php.ini settings
* or PHP_CLASSPATH environment variable.
*
* <code>
* <includepath classpath="new/path/here"/>
* </code>
*
* @author Hans Lellelid <hans@xmpl.org>
* @version $Revision: 905 $
* @package phing.tasks.system
*/
class IncludePathTask extends Task {
/**
* Classname of task to register.
* This can be a dot-path -- relative to a location on PHP include_path.
* E.g. path.to.MyClass -> path/to/MyClass.php
* @var string
*/
private $classname;
/**
* Path to add to PHP include_path to aid in finding specified class.
* @var Path
*/
private $classpath;
/**
* Refid to already defined classpath
*/
private $classpathId;
/**
* Set the classpath to be used when searching for component being defined
*
* @param Path $classpath An Path object containing the classpath.
*/
public function setClasspath(Path $classpath) {
if ($this->classpath === null) {
$this->classpath = $classpath;
} else {
$this->classpath->append($classpath);
}
}
/**
* Create the classpath to be used when searching for component being defined
*/
public function createClasspath() {
if ($this->classpath === null) {
$this->classpath = new Path($this->project);
}
return $this->classpath->createPath();
}
/**
* Reference to a classpath to use when loading the files.
*/
public function setClasspathRef(Reference $r) {
$this->classpathId = $r->getRefId();
$this->createClasspath()->setRefid($r);
}
/** Main entry point */
public function main() {
// Apparently casting to (string) no longer invokes __toString() automatically.
if (is_object($this->classpath)) {
$this->classpath = $this->classpath->__toString();
}
if (empty($this->classpath)) {
throw new BuildException("Provided classpath was empty.");
}
$curr_parts = explode(PATH_SEPARATOR, get_include_path());
$add_parts = explode(PATH_SEPARATOR, $this->classpath);
$new_parts = array_diff($add_parts, $curr_parts);
if ($new_parts) {
$this->log("Prepending new include_path components: " . implode(PATH_SEPARATOR, $new_parts), Project::MSG_VERBOSE);
set_include_path(implode(PATH_SEPARATOR, array_merge($new_parts, $curr_parts)));
}
}
}