framework/main/classes/template/html/class_HtmlTemplateEngine.php

   1 <?php
   2 // Own namespace
   3 namespace Org\Mxchange\CoreFramework\Template\Engine;
   4
   5 // Import framework stuff
   6 use Org\Mxchange\CoreFramework\Filesystem\InvalidDirectoryException;
   7 use Org\Mxchange\CoreFramework\Registry\GenericRegistry;
   8 use Org\Mxchange\CoreFramework\Template\CompileableTemplate;
   9 use Org\Mxchange\CoreFramework\Template\Engine\BaseTemplateEngine;
  10
  11 // Import SPL stuff
  12 use \UnexpectedValueException;
  13
  14 /**
  15  * The own template engine for loading caching and sending out the web pages
  16  * and emails.
  17  *
  18  * @author              Roland Haeder <webmaster@shipsimu.org>
  19  * @version             0.0.0
  20  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
  21  * @license             GNU GPL 3.0 or any newer version
  22  * @link                http://www.shipsimu.org
  23  *
  24  * This program is free software: you can redistribute it and/or modify
  25  * it under the terms of the GNU General Public License as published by
  26  * the Free Software Foundation, either version 3 of the License, or
  27  * (at your option) any later version.
  28  *
  29  * This program is distributed in the hope that it will be useful,
  30  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  31  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  32  * GNU General Public License for more details.
  33  *
  34  * You should have received a copy of the GNU General Public License
  35  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  36  */
  37 class HtmlTemplateEngine extends BaseTemplateEngine implements CompileableTemplate {
  38         /**
  39          * Protected constructor
  40          *
  41          * @return      void
  42          */
  43         protected function __construct () {
  44                 // Call parent constructor
  45                 parent::__construct(__CLASS__);
  46         }
  47
  48         /**
  49          * Creates an instance of the class TemplateEngine and prepares it for usage
  50          *
  51          * @return      $templateInstance               An instance of TemplateEngine
  52          * @throws      UnexpectedValueException                If the provided $templateBasePath is empty or no string
  53          * @throws      InvalidDirectoryException       If $templateBasePath is no
  54          *                                                                                      directory or not found
  55          * @throws      BasePathReadProtectedException  If $templateBasePath is
  56          *                                                                                      read-protected
  57          */
  58         public static final function createHtmlTemplateEngine () {
  59                 // Get a new instance
  60                 $templateInstance = new HtmlTemplateEngine();
  61
  62                 // Get the application instance from registry
  63                 $applicationInstance = GenericRegistry::getRegistry()->getInstance('app');
  64
  65                 // Determine base path
  66                 $templateBasePath = $templateInstance->getConfigInstance()->getConfigEntry('application_base_path') . $applicationInstance->getAppShortName(). '/';
  67
  68                 // Is the base path valid?
  69                 if (empty($templateBasePath)) {
  70                         // Base path is empty
  71                         throw new UnexpectedValueException(sprintf('[%s:%d] Variable templateBasePath is empty.', $templateInstance->__toString(), __LINE__), self::EXCEPTION_UNEXPECTED_EMPTY_STRING);
  72                 } elseif (!is_string($templateBasePath)) {
  73                         // Is not a string
  74                         throw new UnexpectedValueException(sprintf('[%s:%d] %s is not a string with a base path.', $templateInstance->__toString(), __LINE__, $templateBasePath), self::EXCEPTION_INVALID_STRING);
  75                 } elseif (!is_dir($templateBasePath)) {
  76                         // Is not a path
  77                         throw new InvalidDirectoryException(array($templateInstance, $templateBasePath), self::EXCEPTION_INVALID_PATH_NAME);
  78                 } elseif (!is_readable($templateBasePath)) {
  79                         // Is not readable
  80                         throw new BasePathReadProtectedException(array($templateInstance, $templateBasePath), self::EXCEPTION_READ_PROTECED_PATH);
  81                 }
  82
  83                 // Set the base path
  84                 $templateInstance->setTemplateBasePath($templateBasePath);
  85
  86                 // Set template extensions
  87                 $templateInstance->setRawTemplateExtension($templateInstance->getConfigInstance()->getConfigEntry('raw_template_extension'));
  88                 $templateInstance->setCodeTemplateExtension($templateInstance->getConfigInstance()->getConfigEntry('code_template_extension'));
  89
  90                 // Absolute output path for compiled templates
  91                 $templateInstance->setCompileOutputPath(sprintf('%s%s/',
  92                         $templateBasePath,
  93                         $templateInstance->getConfigInstance()->getConfigEntry('compile_output_path')
  94                 ));
  95
  96                 // Return the prepared instance
  97                 return $templateInstance;
  98         }
  99
 100 }