Location: PHPKode > projects > DIY Blog > diy-blog/lib/propel/generator/classes/propel/phing/PropelDataModelTask.php
<?php

/*
 *  $Id: PropelDataModelTask.php 536 2007-01-10 14:30:38Z heltem $
 *
 * 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://propel.phpdb.org>.
 */

require_once 'propel/phing/AbstractPropelDataModelTask.php';
include_once 'propel/engine/database/model/AppData.php';
include_once 'propel/engine/database/model/Database.php';
include_once 'propel/engine/database/transform/XmlToAppData.php';

/**
 * A generic class that simply loads the data model and parses a control template.
 *
 * This class exists largely for compatibility with early Propel where this was
 * a CapsuleTask subclass.  This class also makes it easy to quickly add some custom
 * datamodel-based transformations (by allowing you to put the logic in the templates).
 *
 * @author     Hans Lellelid <hide@address.com>
 * @package    propel.phing
 * @version    $Revision: 536 $
 */
class PropelDataModelTask extends AbstractPropelDataModelTask {

	/**
	 * This is the file where the generated text
	 * will be placed.
	 * @var        string
	 */
	protected $outputFile;

	/**
	 * This is the control template that governs the output.
	 * It may or may not invoke the services of worker
	 * templates.
	 * @var        string
	 */
	protected $controlTemplate;


	/**
	 * [REQUIRED] Set the output file for the
	 * generation process.
	 * @param      string $outputFile (TODO: change this to File)
	 * @return     void
	 */
	public function setOutputFile($outputFile) {
		$this->outputFile = $outputFile;
	}

	/**
	 * Get the output file for the
	 * generation process.
	 * @return     string
	 */
	public function getOutputFile() {
		return $this->outputFile;
	}

	/**
	 * [REQUIRED] Set the control template for the
	 * generating process.
	 * @param      string $controlTemplate
	 * @return     void
	 */
	public function setControlTemplate ($controlTemplate) {
		$this->controlTemplate = $controlTemplate;
	}

	/**
	 * Get the control template for the
	 * generating process.
	 * @return     string
	 */
	public function getControlTemplate() {
		return $this->controlTemplate;
	}

	protected function validate()
	{
		parent::validate();

		// Make sure the control template is set.
		if ($this->controlTemplate === null) {
			throw new BuildException("The control template needs to be defined!");
		}
		// Make sure there is an output file.
		if ($this->outputFile === null) {
			throw new BuildException("The output file needs to be defined!");
		}

	}

	/**
	 * Creates Capsule context and parses control template.
	 * @return     void
	 */
	public function main()
	{
		$this->validate();
		$context = $this->createContext();

		$context->put("dataModels", $this->getDataModels());

		$path = $this->outputDirectory . DIRECTORY_SEPARATOR . $this->outputFile;
		$this->log("Generating to file " . $path);

		try {
			$this->log("Parsing control template: " . $this->controlTemplate);
			$context->parse($this->controlTemplate, $path);
		} catch (Exception $ioe) {
			throw new BuildException("Cannot write parsed template: ". $ioe->getMessage());
		}
	}
}
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