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<?php
/*
* $Id: DataTypeHandler.php,v 1.8 2005/11/02 13:55:33 hlellelid Exp $
*
* 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>.
*/
include_once 'phing/RuntimeConfigurable.php';
/**
* Configures a Project (complete with Targets and Tasks) based on
* a XML build file.
* <p>
* Design/ZE2 migration note:
* If PHP would support nested classes. All the phing/parser/*Filter
* classes would be nested within this class
*
* @author Andreas Aderhold <andi@binarycloud.com>
* @copyright © 2001,2002 THYRELL. All rights reserved
* @version $Revision: 1.8 $ $Date: 2005/11/02 13:55:33 $
* @access public
* @package phing.parser
*/
class DataTypeHandler extends AbstractHandler {
private $target;
private $element;
private $wrapper;
/**
* Constructs a new DataTypeHandler and sets up everything.
*
* @param AbstractSAXParser $parser The XML parser (default: ExpatParser)
* @param AbstractHandler $parentHandler The parent handler that invoked this handler.
* @param ProjectConfigurator $configurator The ProjectConfigurator object
* @param Target $target The target object this datatype is contained in (null for top-level datatypes).
*/
function __construct(AbstractSAXParser $parser, AbstractHandler $parentHandler, ProjectConfigurator $configurator, $target = null) { // FIXME b2 typehinting
parent::__construct($parser, $parentHandler);
$this->target = $target;
$this->configurator = $configurator;
}
/**
* Executes initialization actions required to setup the data structures
* related to the tag.
* <p>
* This includes:
* <ul>
* <li>creation of the datatype object</li>
* <li>calling the setters for attributes</li>
* <li>adding the type to the target object if any</li>
* <li>adding a reference to the task (if id attribute is given)</li>
* </ul>
*
* @param string the tag that comes in
* @param array attributes the tag carries
* @throws ExpatParseException if attributes are incomplete or invalid
* @access public
*/
function init($propType, $attrs) {
// shorthands
$project = $this->configurator->project;
$configurator = $this->configurator;
try {//try
$this->element = $project->createDataType($propType);
if ($this->element === null) {
throw new BuildException("Unknown data type $propType");
}
if ($this->target !== null) {
$this->wrapper = new RuntimeConfigurable($this->element, $propType);
$this->wrapper->setAttributes($attrs);
$this->target->addDataType($this->wrapper);
} else {
$configurator->configure($this->element, $attrs, $project);
$configurator->configureId($this->element, $attrs);
}
} catch (BuildException $exc) {
throw new ExpatParseException($exc, $this->parser->getLocation());
}
}
/**
* Handles character data.
*
* @param string the CDATA that comes in
* @access public
*/
function characters($data) {
$project = $this->configurator->project;
try {//try
$this->configurator->addText($project, $this->element, $data);
} catch (BuildException $exc) {
throw new ExpatParseException($exc->getMessage(), $this->parser->getLocation());
}
}
/**
* Checks for nested tags within the current one. Creates and calls
* handlers respectively.
*
* @param string the tag that comes in
* @param array attributes the tag carries
* @access public
*/
function startElement($name, $attrs) {
$nef = new NestedElementHandler($this->parser, $this, $this->configurator, $this->element, $this->wrapper, $this->target);
$nef->init($name, $attrs);
}
/**
* Overrides endElement for data types. Tells the type
* handler that processing the element had been finished so
* handlers know they can perform actions that need to be
* based on the data contained within the element.
*
* @param string the name of the XML element
* @return void
*/
function endElement($name) {
$this->element->parsingComplete();
parent::endElement($name);
}
}
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