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<?php |
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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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namespace Phing\Parser; |
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/** |
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* This is an abstract class all SAX handler classes must extend. |
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* |
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* @author Andreas Aderhold <[email protected]> |
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* @copyright 2001,2002 THYRELL. All rights reserved |
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*/ |
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abstract class AbstractHandler |
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{ |
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/** |
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* @var AbstractHandler |
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*/ |
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public $parentHandler; |
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/** |
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* @var AbstractSAXParser |
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*/ |
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public $parser; |
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/** |
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* Constructs a SAX handler parser. |
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* |
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* The constructor must be called by all derived classes. |
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* |
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* @param ExpatParser $parser the parser object |
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* @param AbstractHandler $parentHandler the parent handler of this handler |
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*/ |
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907 |
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protected function __construct(AbstractSAXParser $parser, AbstractHandler $parentHandler) |
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{ |
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$this->parentHandler = $parentHandler; |
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$this->parser = $parser; |
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$this->parser->setHandler($this); |
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} |
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/** |
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* Gets invoked when a XML open tag occurs. |
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* |
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* Must be overloaded by the child class. Throws an ExpatParseException |
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* if there is no handler registered for an element. |
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* |
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* @param string $name name of the XML element |
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* @param array $attribs attributes of the XML element |
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* |
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* @throws ExpatParseException |
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*/ |
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public function startElement($name, $attribs) |
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{ |
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throw new ExpatParseException("Unexpected element {$name}"); |
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} |
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/** |
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* Gets invoked when a XML element ends. |
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* |
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* Can be overloaded by the child class. But should not. It hands |
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* over control to the parentHandler of this. |
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* |
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* @param string $name the name of the XML element |
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*/ |
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907 |
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public function endElement($name) |
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{ |
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907 |
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$this->finished(); |
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$this->parser->setHandler($this->parentHandler); |
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} |
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/** |
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* Invoked by occurrence of #PCDATA. |
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* |
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* @param string $data contents |
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* |
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* @throws ExpatParseException |
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* @throws ExpatParseException if there is no CDATA but method |
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* was called |
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*/ |
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907 |
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public function characters($data) |
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{ |
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907 |
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$s = trim($data); |
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907 |
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if (strlen($s) > 0) { |
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throw new ExpatParseException("Unexpected text '{$s}'", $this->parser->getLocation()); |
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} |
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} |
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/** |
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* Gets invoked when element closes method. |
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*/ |
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907 |
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protected function finished() |
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{ |
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907 |
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} |
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} |
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phingofficial /
phing
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