initial commit

lib/symfony/config/sfDefineEnvironmentConfigHandler.class.php

@@ -0,0 +1,159 @@
+<?php
+
+/*
+ * This file is part of the symfony package.
+ * (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ *
+ * @package    symfony
+ * @subpackage config
+ * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
+ * @version    SVN: $Id: sfDefineEnvironmentConfigHandler.class.php 3254 2007-01-13 07:52:26Z fabien $
+ */
+class sfDefineEnvironmentConfigHandler extends sfYamlConfigHandler
+{
+  /**
+   * Executes this configuration handler.
+   *
+   * @param  string An absolute filesystem path to a configuration file
+   *
+   * @return string Data to be written to a cache file
+   *
+   * @throws sfConfigurationException If a requested configuration file does not exist or is not readable
+   * @throws sfParseException If a requested configuration file is improperly formatted
+   */
+  public function execute($configFiles)
+  {
+    // get our prefix
+    $prefix = strtolower($this->getParameterHolder()->get('prefix', ''));
+
+    // add dynamic prefix if needed
+    if ($this->getParameterHolder()->get('module', false))
+    {
+      $prefix .= "'.strtolower(\$moduleName).'_";
+    }
+
+    // parse the yaml
+    $myConfig = $this->mergeEnvironment($this->parseYamls($configFiles));
+
+    $values = array();
+    foreach ($myConfig as $category => $keys)
+    {
+      $values = array_merge($values, $this->getValues($prefix, $category, $keys));
+    }
+
+    $data = '';
+    foreach ($values as $key => $value)
+    {
+      $data .= sprintf("  '%s' => %s,\n", $key, var_export($value, true));
+    }
+
+    // compile data
+    $retval = '';
+    if ($values)
+    {
+      $retval = "<?php\n".
+                "// auto-generated by sfDefineEnvironmentConfigHandler\n".
+                "// date: %s\nsfConfig::add(array(\n%s));\n";
+      $retval = sprintf($retval, date('Y/m/d H:i:s'), $data);
+    }
+
+    return $retval;
+  }
+
+  /**
+   * Gets values from the configuration array.
+   *
+   * @param string The prefix name
+   * @param string The category name
+   * @param mixed  The key/value array
+   *
+   * @param array The new key/value array
+   */
+  protected function getValues($prefix, $category, $keys)
+  {
+    if (!is_array($keys))
+    {
+      list($key, $value) = $this->fixCategoryValue($prefix.strtolower($category), '', $keys);
+
+      return array($key => $value);
+    }
+
+    $values = array();
+
+    $category = $this->fixCategoryName($category, $prefix);
+
+    // loop through all key/value pairs
+    foreach ($keys as $key => $value)
+    {
+      list($key, $value) = $this->fixCategoryValue($category, $key, $value);
+      $values[$key] = $value;
+    }
+
+    return $values;
+  }
+
+  /**
+   * Fixes the category name and replaces constants in the value.
+   *
+   * @param string The category name
+   * @param string The key name
+   * @param string The value
+   *
+   * @param string Return the new key and value
+   */
+  protected function fixCategoryValue($category, $key, $value)
+  {
+    // prefix the key
+    $key = $category.$key;
+
+    // replace constant values
+    $value = $this->replaceConstants($value);
+
+    return array($key, $value);
+  }
+
+  /**
+   * Fixes the category name.
+   *
+   * @param string The category name
+   * @param string The prefix
+   *
+   * @return string The fixed category name
+   */
+  protected function fixCategoryName($category, $prefix)
+  {
+    // categories starting without a period will be prepended to the key
+    if ($category[0] != '.')
+    {
+      $category = $prefix.$category.'_';
+    }
+    else
+    {
+      $category = $prefix;
+    }
+
+    return $category;
+  }
+
+  /**
+   * Merges default, all and current environment configurations.
+   *
+   * @param array The main configuratino array
+   *
+   * @param array The merged configuration
+   */
+  protected function mergeEnvironment($config)
+  {
+    return sfToolkit::arrayDeepMerge(
+      isset($config['default']) && is_array($config['default']) ? $config['default'] : array(),
+      isset($config['all']) && is_array($config['all']) ? $config['all'] : array(),
+      isset($config[sfConfig::get('sf_environment')]) && is_array($config[sfConfig::get('sf_environment')]) ? $config[sfConfig::get('sf_environment')] : array()
+    );
+  }
+}