1 files changed, 135 insertions, 0 deletions
diff --git a/lib/fabpot-yaml/lib/sfYaml.php b/lib/fabpot-yaml/lib/sfYaml.php
new file mode 100644
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+++ b/lib/fabpot-yaml/lib/sfYaml.php
@@ -0,0 +1,135 @@
+<?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.
+ */
+
+/**
+ * sfYaml offers convenience methods to load and dump YAML.
+ *
+ * @package    symfony
+ * @subpackage yaml
+ * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
+ * @version    SVN: $Id: sfYaml.class.php 8988 2008-05-15 20:24:26Z fabien $
+ */
+class sfYaml
+{
+  static protected
+    $spec = '1.2';
+
+  /**
+   * Sets the YAML specification version to use.
+   *
+   * @param string $version The YAML specification version
+   */
+  static public function setSpecVersion($version)
+  {
+    if (!in_array($version, array('1.1', '1.2')))
+    {
+      throw new InvalidArgumentException(sprintf('Version %s of the YAML specifications is not supported', $version));
+    }
+
+    self::$spec = $version;
+  }
+
+  /**
+   * Gets the YAML specification version to use.
+   *
+   * @return string The YAML specification version
+   */
+  static public function getSpecVersion()
+  {
+    return self::$spec;
+  }
+
+  /**
+   * Loads YAML into a PHP array.
+   *
+   * The load method, when supplied with a YAML stream (string or file),
+   * will do its best to convert YAML in a file into a PHP array.
+   *
+   *  Usage:
+   *  <code>
+   *   $array = sfYaml::load('config.yml');
+   *   print_r($array);
+   *  </code>
+   *
+   * @param string $input Path of YAML file or string containing YAML
+   *
+   * @return array The YAML converted to a PHP array
+   *
+   * @throws InvalidArgumentException If the YAML is not valid
+   */
+  public static function load($input)
+  {
+    $file = '';
+
+    // if input is a file, process it
+    if (strpos($input, "\n") === false && is_file($input))
+    {
+      $file = $input;
+
+      ob_start();
+      $retval = include($input);
+      $content = ob_get_clean();
+
+      // if an array is returned by the config file assume it's in plain php form else in YAML
+      $input = is_array($retval) ? $retval : $content;
+    }
+
+    // if an array is returned by the config file assume it's in plain php form else in YAML
+    if (is_array($input))
+    {
+      return $input;
+    }
+
+    require_once dirname(__FILE__).'/sfYamlParser.php';
+
+    $yaml = new sfYamlParser();
+
+    try
+    {
+      $ret = $yaml->parse($input);
+    }
+    catch (Exception $e)
+    {
+      throw new InvalidArgumentException(sprintf('Unable to parse %s: %s', $file ? sprintf('file "%s"', $file) : 'string', $e->getMessage()));
+    }
+
+    return $ret;
+  }
+
+  /**
+   * Dumps a PHP array to a YAML string.
+   *
+   * The dump method, when supplied with an array, will do its best
+   * to convert the array into friendly YAML.
+   *
+   * @param array   $array PHP array
+   * @param integer $inline The level where you switch to inline YAML
+   *
+   * @return string A YAML string representing the original PHP array
+   */
+  public static function dump($array, $inline = 2)
+  {
+    require_once dirname(__FILE__).'/sfYamlDumper.php';
+
+    $yaml = new sfYamlDumper();
+
+    return $yaml->dump($array, $inline);
+  }
+}
+
+/**
+ * Wraps echo to automatically provide a newline.
+ *
+ * @param string $string The string to echo with new line
+ */
+function echoln($string)
+{
+  echo $string."\n";
+}