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<?php
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/*
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* $Id: RootHandler.php 123 2006-09-14 20:19:08Z mrook $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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require_once 'phing/parser/AbstractHandler.php';
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include_once 'phing/parser/ExpatParseException.php';
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include_once 'phing/parser/ProjectHandler.php';
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/**
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* Root filter class for a phing buildfile.
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*
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* The root filter is called by the parser first. This is where the phing
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* specific parsing starts. RootHandler decides what to do next.
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*
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* @author Andreas Aderhold <andi@binarycloud.com>
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* @copyright © 2001,2002 THYRELL. All rights reserved
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* @version $Revision: 1.7 $
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* @package phing.parser
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*/
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class RootHandler extends AbstractHandler {
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/**
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* The phing project configurator object
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*/
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private $configurator;
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/**
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* Constructs a new RootHandler
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*
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* The root filter is required so the parser knows what to do. It's
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* called by the ExpatParser that is instatiated in ProjectConfigurator.
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*
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* It recieves the expat parse object ref and a reference to the
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* configurator
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*
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* @param AbstractSAXParser $parser The ExpatParser object.
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* @param ProjectConfigurator $configurator The ProjectConfigurator object.
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*/
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function __construct(AbstractSAXParser $parser, ProjectConfigurator $configurator) {
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$this->configurator = $configurator;
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parent::__construct($parser, $this);
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}
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/**
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* Kick off a custom action for a start element tag.
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*
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* The root element of our buildfile is the <project> element. The
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* root filter handles this element if it occurs, creates ProjectHandler
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* to handle any nested tags & attributes of the <project> tag,
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* and calls init.
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*
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* @param string $tag The xml tagname
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* @param array $attrs The attributes of the tag
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* @throws ExpatParseException if the first element within our build file
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* is not the >project< element
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*/
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function startElement($tag, $attrs) {
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if ($tag === "project") {
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$ph = new ProjectHandler($this->parser, $this, $this->configurator);
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$ph->init($tag, $attrs);
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} else {
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throw new ExpatParseException("Unexpected tag <$tag> in top-level of build file.", $this->parser->getLocation());
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}
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}
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}
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