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Diffstat (limited to 'buildscripts/phing/classes/phing/tasks/ext/SmartyTask.php')
| -rw-r--r-- | buildscripts/phing/classes/phing/tasks/ext/SmartyTask.php | 610 |
1 files changed, 610 insertions, 0 deletions
diff --git a/buildscripts/phing/classes/phing/tasks/ext/SmartyTask.php b/buildscripts/phing/classes/phing/tasks/ext/SmartyTask.php new file mode 100644 index 00000000..69c7b8f8 --- /dev/null +++ b/buildscripts/phing/classes/phing/tasks/ext/SmartyTask.php @@ -0,0 +1,610 @@ +<?php + +/* + * $Id: 1fe8b2aa2668db628554e59b3099520c0e1c03e4 $ + * + * 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/BuildException.php'; +include_once 'phing/util/StringHelper.php'; + +/** + * A phing task for generating output by using Smarty. + * + * This is based on the TexenTask from Apache's Velocity engine. This class + * was originally proted in order to provide a template compiling system for + * Torque. + * + * TODO: + * - Add Path / useClasspath support? + * + * @author Hans Lellelid <hans@xmpl.org> (SmartyTask) + * @author Jason van Zyl <jvanzyl@apache.org> (TexenTask) + * @author Robert Burrell Donkin <robertdonkin@mac.com> + * @version $Id: 1fe8b2aa2668db628554e59b3099520c0e1c03e4 $ + * @package phing.tasks.ext + */ +class SmartyTask extends Task { + + /** + * Smarty template engine. + * @var Smarty + */ + protected $context; + + /** + * Variables that are assigned to the context on parse/compile. + * @var array + */ + protected $properties = array(); + + /** + * This is the control template that governs the output. + * It may or may not invoke the services of worker + * templates. + * @var string + */ + protected $controlTemplate; + + /** + * This is where Velocity will look for templates + * using the file template loader. + * @var string + */ + protected $templatePath; + + /** + * This is where texen will place all the output + * that is a product of the generation process. + * @var string + */ + protected $outputDirectory; + + /** + * This is the file where the generated text + * will be placed. + * @var string + */ + protected $outputFile; + + /** + * <p> + * These are properties that are fed into the + * initial context from a properties file. This + * is simply a convenient way to set some values + * that you wish to make available in the context. + * </p> + * <p> + * These values are not critical, like the template path + * or output path, but allow a convenient way to + * set a value that may be specific to a particular + * generation task. + * </p> + * <p> + * For example, if you are generating scripts to allow + * user to automatically create a database, then + * you might want the <code>$databaseName</code> + * to be placed + * in the initial context so that it is available + * in a script that might look something like the + * following: + * <code><pre> + * #!bin/sh + * + * echo y | mysqladmin create $databaseName + * </pre></code> + * The value of <code>$databaseName</code> isn't critical to + * output, and you obviously don't want to change + * the ant task to simply take a database name. + * So initial context values can be set with + * properties file. + * + * @var array + */ + protected $contextProperties; + + /** + * Smarty compiles templates before parsing / replacing tokens in them. + * By default it will try ./templates_c, but you may wish to override this. + * @var string + */ + protected $compilePath; + + /** + * Whether to force Smarty to recompile templates. + * Smarty does check file modification time, but you can set this + * to be *sure* that the template will be compiled (of course it will + * be slower if you do). + * @var boolean + */ + protected $forceCompile = false; + + /** + * Smarty can use config files. + * This tells Smarty where to look for the config files. + * @var string + */ + protected $configPath; + + /** + * Customize the left delimiter for Smarty tags. + * @var string + */ + protected $leftDelimiter; + + /** + * Customize the right delimiter for Smarty tags. + * @var string + */ + protected $rightDelimiter; + + // ----------------------------------------------------------------------- + // The following getters & setters are used by phing to set properties + // specified in the XML for the smarty task. + // ----------------------------------------------------------------------- + + public function init() { + include_once 'Smarty.class.php'; + if (!class_exists('Smarty')) { + throw new BuildException("To use SmartyTask, you must have the path to Smarty.class.php on your include_path or your \$PHP_CLASSPATH environment variable."); + } + } + + /** + * [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 $this->controlTemplate; + } + + /** + * [REQUIRED] Set the path where Velocity will look + * for templates using the file template + * loader. + * @return void + * @throws Exception + */ + public function setTemplatePath($templatePath) { + $resolvedPath = ""; + $tok = strtok($templatePath, ","); + while ( $tok ) { + // resolve relative path from basedir and leave + // absolute path untouched. + $fullPath = $this->project->resolveFile($tok); + $cpath = $fullPath->getCanonicalPath(); + if ($cpath === false) { + $this->log("Template directory does not exist: " . $fullPath->getAbsolutePath()); + } else { + $resolvedPath .= $cpath; + } + $tok = strtok(","); + if ( $tok ) { + $resolvedPath .= ","; + } + } + $this->templatePath = $resolvedPath; + } + + /** + * Get the path where Velocity will look + * for templates using the file template + * loader. + * @return string + */ + public function getTemplatePath() { + return $this->templatePath; + } + + /** + * [REQUIRED] Set the output directory. It will be + * created if it doesn't exist. + * @param PhingFile $outputDirectory + * @return void + * @throws Exception + */ + public function setOutputDirectory(PhingFile $outputDirectory) { + try { + if (!$outputDirectory->exists()) { + $this->log("Output directory does not exist, creating: " . $outputDirectory->getPath(),Project::MSG_VERBOSE); + if (!$outputDirectory->mkdirs()) { + throw new IOException("Unable to create Ouptut directory: " . $outputDirectory->getAbsolutePath()); + } + } + $this->outputDirectory = $outputDirectory->getCanonicalPath(); + } catch (IOException $ioe) { + throw new BuildException($ioe->getMessage()); + } + } + + /** + * Get the output directory. + * @return string + */ + public function getOutputDirectory() { + return $this->outputDirectory; + } + + /** + * [REQUIRED] Set the output file for the + * generation process. + * @return void + */ + public function setOutputFile($outputFile) { + $this->outputFile = $outputFile; + } + + /** + * Get the output file for the + * generation process. + * @return string + */ + public function getOutputFile() { + return $this->outputFile; + } + + /** + * Set the path Smarty uses as a "cache" for compiled templates. + * @param string $compilePath + */ + public function setCompilePath($compilePath) { + $this->compilePath = $compilePath; + } + + /** + * Get the path Smarty uses for compiling templates. + * @return string + */ + public function getCompilePath() { + return $this->compilePath; + } + + /** + * Set whether Smarty should always recompile tempaltes. + * @param boolean $force + * @return void + */ + public function setForceCompile($force) { + $this->forceCompile = (boolean) $force; + } + + /** + * Get whether Smarty should always recompile template. + * @return boolean + */ + public function getForceCompile() { + return $this->forceCompile; + } + + /** + * Set where Smarty looks for config files. + * @param string $configPath + * @return void + */ + public function setConfigPath($configPath) { + $this->configPath = $configPath; + } + + /** + * Get the path that Smarty uses for looking for config files. + * @return string + */ + public function getConfigPath() { + return $this->configPath; + } + + /** + * Set Smarty template left delimiter. + * @param string $delim + * @return void + */ + public function setLeftDelimiter($delim) { + $this->leftDelimiter = $delim; + } + + /** + * Get Smarty template right delimiter + * @return string + */ + public function getLeftDelimiter() { + return $this->leftDelimiter; + } + + /** + * Set Smarty template right delimiter. + * @param string $delim + * @return void + */ + public function setRightDelimiter($delim) { + $this->rightDelimiter = $delim; + } + + /** + * Get Smarty template right delimiter + * @return string + */ + public function getRightDelimiter() { + return $this->rightDelimiter; + } + + + /** + * Set the context properties that will be + * fed into the initial context be the + * generating process starts. + * @param string $file + * @return void + */ + public function setContextProperties($file) { + + $sources = explode(",", $file); + $this->contextProperties = new Properties(); + + // Always try to get the context properties resource + // from a file first. Templates may be taken from a JAR + // file but the context properties resource may be a + // resource in the filesystem. If this fails than attempt + // to get the context properties resource from the + // classpath. + for ($i=0, $sourcesLength=count($sources); $i < $sourcesLength; $i++) { + $source = new Properties(); + + try { + + // resolve relative path from basedir and leave + // absolute path untouched. + $fullPath = $this->project->resolveFile($sources[$i]); + $this->log("Using contextProperties file: " . $fullPath->__toString()); + $source->load($fullPath); + + } catch (Exception $e) { + + throw new BuildException("Context properties file " . $sources[$i] . + " could not be found in the file system!"); + + } + + $keys = $source->keys(); + + foreach ($keys as $key) { + $name = $key; + $value = $this->project->replaceProperties($source->getProperty($name)); + $this->contextProperties->setProperty($name, $value); + } + } + } + + /** + * Get the context properties that will be + * fed into the initial context be the + * generating process starts. + * @return Properties + */ + public function getContextProperties() { + return $this->contextProperties; + } + + // --------------------------------------------------------------- + // End of XML setters & getters + // --------------------------------------------------------------- + + + /** + * Creates a Smarty object. + * + * @return Smarty initialized (cleared) Smarty context. + * @throws Exception the execute method will catch + * and rethrow as a <code>BuildException</code> + */ + public function initControlContext() { + $this->context->clear_all_assign(); + return $this->context; + } + + /** + * Execute the input script with Velocity + * + * @throws BuildException + * BuildExceptions are thrown when required attributes are missing. + * Exceptions thrown by Velocity are rethrown as BuildExceptions. + */ + public function main() { + + // Make sure the template path is set. + if (empty($this->templatePath)) { + throw new BuildException("The template path needs to be defined!"); + } + + // Make sure the control template is set. + if ($this->controlTemplate === null) { + throw new BuildException("The control template needs to be defined!"); + } + + // Make sure the output directory is set. + if ($this->outputDirectory === null) { + throw new BuildException("The output directory 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!"); + } + + // Setup Smarty runtime. + + // Smarty uses one object to store properties and to store + // the context for the template (unlike Velocity). We setup this object, calling it + // $this->context, and then initControlContext simply zeros out + // any assigned variables. + $this->context = new Smarty(); + + if ($this->compilePath !== null) { + $this->log("Using compilePath: " . $this->compilePath); + $this->context->compile_dir = $this->compilePath; + } + + if ($this->configPath !== null) { + $this->log("Using configPath: " . $this->configPath); + $this->context->config_dir = $this->configPath; + } + + if ($this->forceCompile !== null) { + $this->context->force_compile = $this->forceCompile; + } + + if ($this->leftDelimiter !== null) { + $this->context->left_delimiter = $this->leftDelimiter; + } + + if ($this->rightDelimiter !== null) { + $this->context->right_delimiter = $this->rightDelimiter; + } + + if ($this->templatePath !== null) { + $this->log("Using templatePath: " . $this->templatePath); + $this->context->template_dir = $this->templatePath; + } + + $smartyCompilePath = new PhingFile($this->context->compile_dir); + if (!$smartyCompilePath->exists()) { + $this->log("Compile directory does not exist, creating: " . $smartyCompilePath->getPath(), Project::MSG_VERBOSE); + if (!$smartyCompilePath->mkdirs()) { + throw new BuildException("Smarty needs a place to compile templates; specify a 'compilePath' or create ".$this->context->compile_dir); + } + } + + // Make sure the output directory exists, if it doesn't + // then create it. + $file = new PhingFile($this->outputDirectory); + if (!$file->exists()) { + $this->log("Output directory does not exist, creating: " . $file->getAbsolutePath()); + $file->mkdirs(); + } + + $path = $this->outputDirectory . DIRECTORY_SEPARATOR . $this->outputFile; + $this->log("Generating to file " . $path); + + $writer = new FileWriter($path); + + // The generator and the output path should + // be placed in the init context here and + // not in the generator class itself. + $c = $this->initControlContext(); + + // Set any variables that need to always + // be loaded + $this->populateInitialContext($c); + + // Feed all the options into the initial + // control context so they are available + // in the control/worker templates. + if ($this->contextProperties !== null) { + + foreach($this->contextProperties->keys() as $property) { + + $value = $this->contextProperties->getProperty($property); + + // Special exception (from Texen) + // for properties ending in file.contents: + // in that case we dump the contents of the file + // as the "value" for the Property. + if (StringHelper::endsWith("file.contents", $property)) { + // pull in contents of file specified + + $property = substr($property, 0, strpos($property, "file.contents") - 1); + + // reset value, and then + // read in teh contents of the file into that var + $value = ""; + $f = new PhingFile($this->project->resolveFile($value)->getCanonicalPath()); + if ($f->exists()) { + try { + $fr = new FileReader($f); + $fr->readInto($value); + } catch (Exception $e) { + throw $e; + } + } + + } // if ends with file.contents + + if (StringHelper::isBoolean($value)) { + $value = StringHelper::booleanValue($value); + } + + $c->assign($property, $value); + + } // foreach property + + } // if contextProperties !== null + + try { + //$c->display($this->controlTemplate); + $writer->write($c->fetch($this->controlTemplate)); + $writer->close(); + } catch (IOException $ioe) { + $writer->close(); + throw new BuildException("Cannot write parsed template."); + } + + $this->cleanup(); + } + + /** + * <p>Place useful objects into the initial context.</p> + * + * <p>TexenTask places <code>Date().toString()</code> into the + * context as <code>$now</code>. Subclasses who want to vary the + * objects in the context should override this method.</p> + * + * <p><code>$generator</code> is not put into the context in this + * method.</p> + * + * @param context The context to populate, as retrieved from + * {@link #initControlContext()}. + * @return void + * @throws Exception Error while populating context. The {@link + * #execute()} method will catch and rethrow as a + * <code>BuildException</code>. + */ + protected function populateInitialContext(Smarty $context) { + } + + /** + * A hook method called at the end of {@link #execute()} which can + * be overridden to perform any necessary cleanup activities (such + * as the release of database connections, etc.). By default, + * does nothing. + * @return void + * @throws Exception Problem cleaning up. + */ + protected function cleanup() { + } +} |