Require spyc 0.5.1

2 files changed, 2 insertions, 1047 deletions

diff --git a/app/lib/spyc-0.5/spyc.php b/app/lib/spyc-0.5/spyc.php
deleted file mode 100644
index e19d562..0000000
--- a/app/lib/spyc-0.5/spyc.php
+++ /dev/null
@@ -1,1046 +0,0 @@
-<?php
-/**
-   * Spyc -- A Simple PHP YAML Class
-   * @version 0.5
-   * @author Vlad Andersen <vlad.andersen@gmail.com>
-   * @author Chris Wanstrath <chris@ozmm.org>
-   * @link http://code.google.com/p/spyc/
-   * @copyright Copyright 2005-2006 Chris Wanstrath, 2006-2011 Vlad Andersen
-   * @license http://www.opensource.org/licenses/mit-license.php MIT License
-   * @package Spyc
-   */
-
-if (!function_exists('spyc_load')) {
-  /**
-   * Parses YAML to array.
-   * @param string $string YAML string.
-   * @return array
-   */
-  function spyc_load ($string) {
-    return Spyc::YAMLLoadString($string);
-  }
-}
-
-if (!function_exists('spyc_load_file')) {
-  /**
-   * Parses YAML to array.
-   * @param string $file Path to YAML file.
-   * @return array
-   */
-  function spyc_load_file ($file) {
-    return Spyc::YAMLLoad($file);
-  }
-}
-
-/**
-   * The Simple PHP YAML Class.
-   *
-   * This class can be used to read a YAML file and convert its contents
-   * into a PHP array.  It currently supports a very limited subsection of
-   * the YAML spec.
-   *
-   * Usage:
-   * <code>
-   *   $Spyc  = new Spyc;
-   *   $array = $Spyc->load($file);
-   * </code>
-   * or:
-   * <code>
-   *   $array = Spyc::YAMLLoad($file);
-   * </code>
-   * or:
-   * <code>
-   *   $array = spyc_load_file($file);
-   * </code>
-   * @package Spyc
-   */
-class Spyc {
-
-  // SETTINGS
-
-  const REMPTY = "\0\0\0\0\0";
-
-  /**
-   * Setting this to true will force YAMLDump to enclose any string value in
-   * quotes.  False by default.
-   * 
-   * @var bool
-   */
-  public $setting_dump_force_quotes = false;
-
-  /**
-   * Setting this to true will forse YAMLLoad to use syck_load function when
-   * possible. False by default.
-   * @var bool
-   */
-  public $setting_use_syck_is_possible = false;
-
-
-
-  /**#@+
-  * @access private
-  * @var mixed
-  */
-  private $_dumpIndent;
-  private $_dumpWordWrap;
-  private $_containsGroupAnchor = false;
-  private $_containsGroupAlias = false;
-  private $path;
-  private $result;
-  private $LiteralPlaceHolder = '___YAML_Literal_Block___';
-  private $SavedGroups = array();
-  private $indent;
-  /**
-   * Path modifier that should be applied after adding current element.
-   * @var array
-   */
-  private $delayedPath = array();
-
-  /**#@+
-  * @access public
-  * @var mixed
-  */
-  public $_nodeId;
-
-/**
- * Load a valid YAML string to Spyc.
- * @param string $input
- * @return array
- */
-  public function load ($input) {
-    return $this->__loadString($input);
-  }
-
- /**
- * Load a valid YAML file to Spyc.
- * @param string $file
- * @return array
- */
-  public function loadFile ($file) {
-    return $this->__load($file);
-  }
-
-  /**
-     * Load YAML into a PHP array statically
-     *
-     * 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.  Pretty
-     * simple.
-     *  Usage:
-     *  <code>
-     *   $array = Spyc::YAMLLoad('lucky.yaml');
-     *   print_r($array);
-     *  </code>
-     * @access public
-     * @return array
-     * @param string $input Path of YAML file or string containing YAML
-     */
-  public static function YAMLLoad($input) {
-    $Spyc = new Spyc;
-    return $Spyc->__load($input);
-  }
-
-  /**
-     * Load a string of YAML into a PHP array statically
-     *
-     * The load method, when supplied with a YAML string, will do its best 
-     * to convert YAML in a string into a PHP array.  Pretty simple.
-     *
-     * Note: use this function if you don't want files from the file system
-     * loaded and processed as YAML.  This is of interest to people concerned
-     * about security whose input is from a string.
-     *
-     *  Usage:
-     *  <code>
-     *   $array = Spyc::YAMLLoadString("---\n0: hello world\n");
-     *   print_r($array);
-     *  </code>
-     * @access public
-     * @return array
-     * @param string $input String containing YAML
-     */
-  public static function YAMLLoadString($input) {
-    $Spyc = new Spyc;
-    return $Spyc->__loadString($input);
-  }
-
-  /**
-     * Dump YAML from PHP array statically
-     *
-     * The dump method, when supplied with an array, will do its best
-     * to convert the array into friendly YAML.  Pretty simple.  Feel free to
-     * save the returned string as nothing.yaml and pass it around.
-     *
-     * Oh, and you can decide how big the indent is and what the wordwrap
-     * for folding is.  Pretty cool -- just pass in 'false' for either if
-     * you want to use the default.
-     *
-     * Indent's default is 2 spaces, wordwrap's default is 40 characters.  And
-     * you can turn off wordwrap by passing in 0.
-     *
-     * @access public
-     * @return string
-     * @param array $array PHP array
-     * @param int $indent Pass in false to use the default, which is 2
-     * @param int $wordwrap Pass in 0 for no wordwrap, false for default (40)
-     */
-  public static function YAMLDump($array,$indent = false,$wordwrap = false) {
-    $spyc = new Spyc;
-    return $spyc->dump($array,$indent,$wordwrap);
-  }
-
-
-  /**
-     * Dump PHP array to YAML
-     *
-     * The dump method, when supplied with an array, will do its best
-     * to convert the array into friendly YAML.  Pretty simple.  Feel free to
-     * save the returned string as tasteful.yaml and pass it around.
-     *
-     * Oh, and you can decide how big the indent is and what the wordwrap
-     * for folding is.  Pretty cool -- just pass in 'false' for either if
-     * you want to use the default.
-     *
-     * Indent's default is 2 spaces, wordwrap's default is 40 characters.  And
-     * you can turn off wordwrap by passing in 0.
-     *
-     * @access public
-     * @return string
-     * @param array $array PHP array
-     * @param int $indent Pass in false to use the default, which is 2
-     * @param int $wordwrap Pass in 0 for no wordwrap, false for default (40)
-     */
-  public function dump($array,$indent = false,$wordwrap = false) {
-    // Dumps to some very clean YAML.  We'll have to add some more features
-    // and options soon.  And better support for folding.
-
-    // New features and options.
-    if ($indent === false or !is_numeric($indent)) {
-      $this->_dumpIndent = 2;
-    } else {
-      $this->_dumpIndent = $indent;
-    }
-
-    if ($wordwrap === false or !is_numeric($wordwrap)) {
-      $this->_dumpWordWrap = 40;
-    } else {
-      $this->_dumpWordWrap = $wordwrap;
-    }
-
-    // New YAML document
-    $string = "---\n";
-
-    // Start at the base of the array and move through it.
-    if ($array) {
-      $array = (array)$array; 
-      $previous_key = -1;
-      foreach ($array as $key => $value) {
-        if (!isset($first_key)) $first_key = $key;
-        $string .= $this->_yamlize($key,$value,0,$previous_key, $first_key, $array);
-        $previous_key = $key;
-      }
-    }
-    return $string;
-  }
-
-  /**
-     * Attempts to convert a key / value array item to YAML
-     * @access private
-     * @return string
-     * @param $key The name of the key
-     * @param $value The value of the item
-     * @param $indent The indent of the current node
-     */
-  private function _yamlize($key,$value,$indent, $previous_key = -1, $first_key = 0, $source_array = null) {
-    if (is_array($value)) {
-      if (empty ($value))
-        return $this->_dumpNode($key, array(), $indent, $previous_key, $first_key, $source_array);
-      // It has children.  What to do?
-      // Make it the right kind of item
-      $string = $this->_dumpNode($key, self::REMPTY, $indent, $previous_key, $first_key, $source_array);
-      // Add the indent
-      $indent += $this->_dumpIndent;
-      // Yamlize the array
-      $string .= $this->_yamlizeArray($value,$indent);
-    } elseif (!is_array($value)) {
-      // It doesn't have children.  Yip.
-      $string = $this->_dumpNode($key, $value, $indent, $previous_key, $first_key, $source_array);
-    }
-    return $string;
-  }
-
-  /**
-     * Attempts to convert an array to YAML
-     * @access private
-     * @return string
-     * @param $array The array you want to convert
-     * @param $indent The indent of the current level
-     */
-  private function _yamlizeArray($array,$indent) {
-    if (is_array($array)) {
-      $string = '';
-      $previous_key = -1;
-      foreach ($array as $key => $value) {
-        if (!isset($first_key)) $first_key = $key;
-        $string .= $this->_yamlize($key, $value, $indent, $previous_key, $first_key, $array);
-        $previous_key = $key;
-      }
-      return $string;
-    } else {
-      return false;
-    }
-  }
-
-  /**
-     * Returns YAML from a key and a value
-     * @access private
-     * @return string
-     * @param $key The name of the key
-     * @param $value The value of the item
-     * @param $indent The indent of the current node
-     */
-  private function _dumpNode($key, $value, $indent, $previous_key = -1, $first_key = 0, $source_array = null) {
-    // do some folding here, for blocks
-    if (is_string ($value) && ((strpos($value,"\n") !== false || strpos($value,": ") !== false || strpos($value,"- ") !== false ||
-      strpos($value,"*") !== false || strpos($value,"#") !== false || strpos($value,"<") !== false || strpos($value,">") !== false || strpos ($value, '  ') !== false ||
-      strpos($value,"[") !== false || strpos($value,"]") !== false || strpos($value,"{") !== false || strpos($value,"}") !== false) || strpos($value,"&") !== false || strpos($value, "'") !== false || strpos($value, "!") === 0 ||
-      substr ($value, -1, 1) == ':')
-    ) {
-      $value = $this->_doLiteralBlock($value,$indent);
-    } else {
-      $value  = $this->_doFolding($value,$indent);
-    }
-
-    if ($value === array()) $value = '[ ]';
-    if (in_array ($value, array ('true', 'TRUE', 'false', 'FALSE', 'y', 'Y', 'n', 'N', 'null', 'NULL'), true)) {
-       $value = $this->_doLiteralBlock($value,$indent);
-    }
-    if (trim ($value) != $value)
-       $value = $this->_doLiteralBlock($value,$indent);
-
-    if (is_bool($value)) {
-       $value = ($value) ? "true" : "false";
-    }
-    
-    if ($value === null) $value = 'null';
-    if ($value === "'" . self::REMPTY . "'") $value = null;
-
-    $spaces = str_repeat(' ',$indent);
-
-    //if (is_int($key) && $key - 1 == $previous_key && $first_key===0) {
-    if (is_array ($source_array) && array_keys($source_array) === range(0, count($source_array) - 1)) {
-      // It's a sequence
-      $string = $spaces.'- '.$value."\n";
-    } else {
-      // if ($first_key===0)  throw new Exception('Keys are all screwy.  The first one was zero, now it\'s "'. $key .'"');
-      // It's mapped
-      if (strpos($key, ":") !== false || strpos($key, "#") !== false) { $key = '"' . $key . '"'; }
-      $string = rtrim ($spaces.$key.': '.$value)."\n";
-    }
-    return $string;
-  }
-
-  /**
-     * Creates a literal block for dumping
-     * @access private
-     * @return string
-     * @param $value
-     * @param $indent int The value of the indent
-     */
-  private function _doLiteralBlock($value,$indent) {
-    if ($value === "\n") return '\n';
-    if (strpos($value, "\n") === false && strpos($value, "'") === false) {
-      return sprintf ("'%s'", $value);
-    }
-    if (strpos($value, "\n") === false && strpos($value, '"') === false) {
-      return sprintf ('"%s"', $value);
-    }
-    $exploded = explode("\n",$value);
-    $newValue = '|';
-    $indent  += $this->_dumpIndent;
-    $spaces   = str_repeat(' ',$indent);
-    foreach ($exploded as $line) {
-      $newValue .= "\n" . $spaces . ($line);
-    }
-    return $newValue;
-  }
-
-  /**
-     * Folds a string of text, if necessary
-     * @access private
-     * @return string
-     * @param $value The string you wish to fold
-     */
-  private function _doFolding($value,$indent) {
-    // Don't do anything if wordwrap is set to 0
-
-    if ($this->_dumpWordWrap !== 0 && is_string ($value) && strlen($value) > $this->_dumpWordWrap) {
-      $indent += $this->_dumpIndent;
-      $indent = str_repeat(' ',$indent);
-      $wrapped = wordwrap($value,$this->_dumpWordWrap,"\n$indent");
-      $value   = ">\n".$indent.$wrapped;
-    } else {
-      if ($this->setting_dump_force_quotes && is_string ($value) && $value !== self::REMPTY)
-        $value = '"' . $value . '"';
-    }
-
-
-    return $value;
-  }
-
-// LOADING FUNCTIONS
-
-  private function __load($input) {
-    $Source = $this->loadFromSource($input);
-    return $this->loadWithSource($Source);
-  }
-
-  private function __loadString($input) {
-    $Source = $this->loadFromString($input);
-    return $this->loadWithSource($Source);
-  }
-
-  private function loadWithSource($Source) {
-    if (empty ($Source)) return array();
-    if ($this->setting_use_syck_is_possible && function_exists ('syck_load')) {
-      $array = syck_load (implode ('', $Source));
-      return is_array($array) ? $array : array();
-    }
-
-    $this->path = array();
-    $this->result = array();
-
-    $cnt = count($Source);
-    for ($i = 0; $i < $cnt; $i++) {
-      $line = $Source[$i];
-      
-      $this->indent = strlen($line) - strlen(ltrim($line));
-      $tempPath = $this->getParentPathByIndent($this->indent);
-      $line = self::stripIndent($line, $this->indent);
-      if (self::isComment($line)) continue;
-      if (self::isEmpty($line)) continue;
-      $this->path = $tempPath;
-
-      $literalBlockStyle = self::startsLiteralBlock($line);
-      if ($literalBlockStyle) {
-        $line = rtrim ($line, $literalBlockStyle . " \n");
-        $literalBlock = '';
-        $line .= $this->LiteralPlaceHolder;
-        $literal_block_indent = strlen($Source[$i+1]) - strlen(ltrim($Source[$i+1]));
-        while (++$i < $cnt && $this->literalBlockContinues($Source[$i], $this->indent)) {
-          $literalBlock = $this->addLiteralLine($literalBlock, $Source[$i], $literalBlockStyle, $literal_block_indent);
-        }
-        $i--;
-      }
-
-      while (++$i < $cnt && self::greedilyNeedNextLine($line)) {
-        $line = rtrim ($line, " \n\t\r") . ' ' . ltrim ($Source[$i], " \t");
-      }
-      $i--;
-
-
-
-      if (strpos ($line, '#')) {
-        if (strpos ($line, '"') === false && strpos ($line, "'") === false)
-          $line = preg_replace('/\s+#(.+)$/','',$line);
-      }
-
-      $lineArray = $this->_parseLine($line);
-
-      if ($literalBlockStyle)
-        $lineArray = $this->revertLiteralPlaceHolder ($lineArray, $literalBlock);
-
-      $this->addArray($lineArray, $this->indent);
-
-      foreach ($this->delayedPath as $indent => $delayedPath)
-        $this->path[$indent] = $delayedPath;
-
-      $this->delayedPath = array();
-
-    }
-    return $this->result;
-  }
-
-  private function loadFromSource ($input) {
-    if (!empty($input) && strpos($input, "\n") === false && file_exists($input))
-    return file($input);
-
-    return $this->loadFromString($input);
-  }
-
-  private function loadFromString ($input) {
-    $lines = explode("\n",$input);
-    foreach ($lines as $k => $_) {
-      $lines[$k] = rtrim ($_, "\r");
-    }
-    return $lines;
-  }
-
-  /**
-     * Parses YAML code and returns an array for a node
-     * @access private
-     * @return array
-     * @param string $line A line from the YAML file
-     */
-  private function _parseLine($line) {
-    if (!$line) return array();
-    $line = trim($line);
-    if (!$line) return array();
-
-    $array = array();
-
-    $group = $this->nodeContainsGroup($line);
-    if ($group) {
-      $this->addGroup($line, $group);
-      $line = $this->stripGroup ($line, $group);
-    }
-
-    if ($this->startsMappedSequence($line))
-      return $this->returnMappedSequence($line);
-
-    if ($this->startsMappedValue($line))
-      return $this->returnMappedValue($line);
-
-    if ($this->isArrayElement($line))
-     return $this->returnArrayElement($line);
-
-    if ($this->isPlainArray($line))
-     return $this->returnPlainArray($line); 
-     
-     
-    return $this->returnKeyValuePair($line);
-
-  }
-
-  /**
-     * Finds the type of the passed value, returns the value as the new type.
-     * @access private
-     * @param string $value
-     * @return mixed
-     */
-  private function _toType($value) {
-    if ($value === '') return null;
-    $first_character = $value[0];
-    $last_character = substr($value, -1, 1);
-
-    $is_quoted = false;
-    do {
-      if (!$value) break;
-      if ($first_character != '"' && $first_character != "'") break;
-      if ($last_character != '"' && $last_character != "'") break;
-      $is_quoted = true;
-    } while (0);
-
-    if ($is_quoted)
-      return strtr(substr ($value, 1, -1), array ('\\"' => '"', '\'\'' => '\'', '\\\'' => '\''));
-    
-    if (strpos($value, ' #') !== false && !$is_quoted)
-      $value = preg_replace('/\s+#(.+)$/','',$value);
-
-    if (!$is_quoted) $value = str_replace('\n', "\n", $value);
-
-    if ($first_character == '[' && $last_character == ']') {
-      // Take out strings sequences and mappings
-      $innerValue = trim(substr ($value, 1, -1));
-      if ($innerValue === '') return array();
-      $explode = $this->_inlineEscape($innerValue);
-      // Propagate value array
-      $value  = array();
-      foreach ($explode as $v) {
-        $value[] = $this->_toType($v);
-      }
-      return $value;
-    }
-
-    if (strpos($value,': ')!==false && $first_character != '{') {
-      $array = explode(': ',$value);
-      $key   = trim($array[0]);
-      array_shift($array);
-      $value = trim(implode(': ',$array));
-      $value = $this->_toType($value);
-      return array($key => $value);
-    }
-    
-    if ($first_character == '{' && $last_character == '}') {
-      $innerValue = trim(substr ($value, 1, -1));
-      if ($innerValue === '') return array();
-      // Inline Mapping
-      // Take out strings sequences and mappings
-      $explode = $this->_inlineEscape($innerValue);
-      // Propagate value array
-      $array = array();
-      foreach ($explode as $v) {
-        $SubArr = $this->_toType($v);
-        if (empty($SubArr)) continue;
-        if (is_array ($SubArr)) {
-          $array[key($SubArr)] = $SubArr[key($SubArr)]; continue;
-        }
-        $array[] = $SubArr;
-      }
-      return $array;
-    }
-
-    if ($value == 'null' || $value == 'NULL' || $value == 'Null' || $value == '' || $value == '~') {
-      return null;
-    }
-
-    if ( is_numeric($value) && preg_match ('/^(-|)[1-9]+[0-9]*$/', $value) ){
-      $intvalue = (int)$value;
-      if ($intvalue != PHP_INT_MAX)
-        $value = $intvalue;
-      return $value;
-    }
-
-    if (in_array($value,
-                 array('true', 'on', '+', 'yes', 'y', 'True', 'TRUE', 'On', 'ON', 'YES', 'Yes', 'Y'))) {
-      return true;
-    }
-
-    if (in_array(strtolower($value),
-                 array('false', 'off', '-', 'no', 'n'))) {
-      return false;
-    }
-
-    if (is_numeric($value)) {
-      if ($value === '0') return 0;
-      if (rtrim ($value, 0) === $value)
-        $value = (float)$value;
-      return $value;
-    }
-    
-    return $value;
-  }
-
-  /**
-     * Used in inlines to check for more inlines or quoted strings
-     * @access private
-     * @return array
-     */
-  private function _inlineEscape($inline) {
-    // There's gotta be a cleaner way to do this...
-    // While pure sequences seem to be nesting just fine,
-    // pure mappings and mappings with sequences inside can't go very
-    // deep.  This needs to be fixed.
-
-    $seqs = array();
-    $maps = array();
-    $saved_strings = array();
-
-    // Check for strings
-    $regex = '/(?:(")|(?:\'))((?(1)[^"]+|[^\']+))(?(1)"|\')/';
-    if (preg_match_all($regex,$inline,$strings)) {
-      $saved_strings = $strings[0];
-      $inline  = preg_replace($regex,'YAMLString',$inline);
-    }
-    unset($regex);
-
-    $i = 0;
-    do {
-
-    // Check for sequences
-    while (preg_match('/\[([^{}\[\]]+)\]/U',$inline,$matchseqs)) {
-      $seqs[] = $matchseqs[0];
-      $inline = preg_replace('/\[([^{}\[\]]+)\]/U', ('YAMLSeq' . (count($seqs) - 1) . 's'), $inline, 1);
-    }
-
-    // Check for mappings
-    while (preg_match('/{([^\[\]{}]+)}/U',$inline,$matchmaps)) {
-      $maps[] = $matchmaps[0];
-      $inline = preg_replace('/{([^\[\]{}]+)}/U', ('YAMLMap' . (count($maps) - 1) . 's'), $inline, 1);
-    }
-
-    if ($i++ >= 10) break;
-
-    } while (strpos ($inline, '[') !== false || strpos ($inline, '{') !== false);
-
-    $explode = explode(', ',$inline);
-    $stringi = 0; $i = 0;
-
-    while (1) {
-
-    // Re-add the sequences
-    if (!empty($seqs)) {
-      foreach ($explode as $key => $value) {
-        if (strpos($value,'YAMLSeq') !== false) {
-          foreach ($seqs as $seqk => $seq) {
-            $explode[$key] = str_replace(('YAMLSeq'.$seqk.'s'),$seq,$value);
-            $value = $explode[$key];
-          }
-        }
-      }
-    }
-
-    // Re-add the mappings
-    if (!empty($maps)) {
-      foreach ($explode as $key => $value) {
-        if (strpos($value,'YAMLMap') !== false) {
-          foreach ($maps as $mapk => $map) {
-            $explode[$key] = str_replace(('YAMLMap'.$mapk.'s'), $map, $value);
-            $value = $explode[$key];
-          }
-        }
-      }
-    }
-
-
-    // Re-add the strings
-    if (!empty($saved_strings)) {
-      foreach ($explode as $key => $value) {
-        while (strpos($value,'YAMLString') !== false) {
-          $explode[$key] = preg_replace('/YAMLString/',$saved_strings[$stringi],$value, 1);
-          unset($saved_strings[$stringi]);
-          ++$stringi;
-          $value = $explode[$key];
-        }
-      }
-    }
-
-    $finished = true;
-    foreach ($explode as $key => $value) {
-      if (strpos($value,'YAMLSeq') !== false) {
-        $finished = false; break;
-      }
-      if (strpos($value,'YAMLMap') !== false) {
-        $finished = false; break;
-      }
-      if (strpos($value,'YAMLString') !== false) {
-        $finished = false; break;
-      }
-    }
-    if ($finished) break;
-
-    $i++;
-    if ($i > 10) 
-      break; // Prevent infinite loops.
-    }
-
-    return $explode;
-  }
-
-  private function literalBlockContinues ($line, $lineIndent) {
-    if (!trim($line)) return true;
-    if (strlen($line) - strlen(ltrim($line)) > $lineIndent) return true;
-    return false;
-  }
-
-  private function referenceContentsByAlias ($alias) {
-    do {
-      if (!isset($this->SavedGroups[$alias])) { echo "Bad group name: $alias."; break; }
-      $groupPath = $this->SavedGroups[$alias];
-      $value = $this->result;
-      foreach ($groupPath as $k) {
-        $value = $value[$k];
-      }
-    } while (false);
-    return $value;
-  }
-
-  private function addArrayInline ($array, $indent) {
-      $CommonGroupPath = $this->path;
-      if (empty ($array)) return false;
-      
-      foreach ($array as $k => $_) {
-        $this->addArray(array($k => $_), $indent);
-        $this->path = $CommonGroupPath;
-      }
-      return true;
-  }
-
-  private function addArray ($incoming_data, $incoming_indent) {
-
-   // print_r ($incoming_data);
-
-    if (count ($incoming_data) > 1)
-      return $this->addArrayInline ($incoming_data, $incoming_indent);
-    
-    $key = key ($incoming_data);
-    $value = isset($incoming_data[$key]) ? $incoming_data[$key] : null;
-    if ($key === '__!YAMLZero') $key = '0';
-
-    if ($incoming_indent == 0 && !$this->_containsGroupAlias && !$this->_containsGroupAnchor) { // Shortcut for root-level values.
-      if ($key || $key === '' || $key === '0') {
-        $this->result[$key] = $value;
-      } else {
-        $this->result[] = $value; end ($this->result); $key = key ($this->result);
-      }
-      $this->path[$incoming_indent] = $key;
-      return;
-    }
-
-
-    
-    $history = array();
-    // Unfolding inner array tree.
-    $history[] = $_arr = $this->result;
-    foreach ($this->path as $k) {
-      $history[] = $_arr = $_arr[$k];
-    }
-
-    if ($this->_containsGroupAlias) {
-      $value = $this->referenceContentsByAlias($this->_containsGroupAlias);
-      $this->_containsGroupAlias = false;
-    }
-
-
-    // Adding string or numeric key to the innermost level or $this->arr.
-    if (is_string($key) && $key == '<<') {
-      if (!is_array ($_arr)) { $_arr = array (); }
-
-      $_arr = array_merge ($_arr, $value);
-    } else if ($key || $key === '' || $key === '0') {
-      if (!is_array ($_arr))
-        $_arr = array ($key=>$value);
-      else
-        $_arr[$key] = $value;
-    } else {
-      if (!is_array ($_arr)) { $_arr = array ($value); $key = 0; }
-      else { $_arr[] = $value; end ($_arr); $key = key ($_arr); }
-    }
-
-    $reverse_path = array_reverse($this->path);
-    $reverse_history = array_reverse ($history);
-    $reverse_history[0] = $_arr;
-    $cnt = count($reverse_history) - 1;
-    for ($i = 0; $i < $cnt; $i++) {
-      $reverse_history[$i+1][$reverse_path[$i]] = $reverse_history[$i];
-    }
-    $this->result = $reverse_history[$cnt];
-
-    $this->path[$incoming_indent] = $key;
-
-    if ($this->_containsGroupAnchor) {
-      $this->SavedGroups[$this->_containsGroupAnchor] = $this->path;
-      if (is_array ($value)) {
-        $k = key ($value);
-        if (!is_int ($k)) {
-          $this->SavedGroups[$this->_containsGroupAnchor][$incoming_indent + 2] = $k;
-        }
-      }
-      $this->_containsGroupAnchor = false;
-    }
-
-  }
-
-  private static function startsLiteralBlock ($line) {
-    $lastChar = substr (trim($line), -1);
-    if ($lastChar != '>' && $lastChar != '|') return false;
-    if ($lastChar == '|') return $lastChar;
-    // HTML tags should not be counted as literal blocks.
-    if (preg_match ('#<.*?>$#', $line)) return false;
-    return $lastChar;
-  }
-
-  private static function greedilyNeedNextLine($line) {
-    $line = trim ($line);
-    if (!strlen($line)) return false;
-    if (substr ($line, -1, 1) == ']') return false;
-    if ($line[0] == '[') return true;
-    if (preg_match ('#^[^:]+?:\s*\[#', $line)) return true;
-    return false;
-  }
-
-  private function addLiteralLine ($literalBlock, $line, $literalBlockStyle, $indent = -1) {
-    $line = self::stripIndent($line, $indent);
-    if ($literalBlockStyle !== '|') {
-        $line = self::stripIndent($line);
-    }
-    $line = rtrim ($line, "\r\n\t ") . "\n";
-    if ($literalBlockStyle == '|') {
-      return $literalBlock . $line;
-    }
-    if (strlen($line) == 0)
-      return rtrim($literalBlock, ' ') . "\n";
-    if ($line == "\n" && $literalBlockStyle == '>') {
-      return rtrim ($literalBlock, " \t") . "\n";
-    }
-    if ($line != "\n")
-      $line = trim ($line, "\r\n ") . " ";
-    return $literalBlock . $line;
-  }
-
-   function revertLiteralPlaceHolder ($lineArray, $literalBlock) {
-     foreach ($lineArray as $k => $_) {
-      if (is_array($_))
-        $lineArray[$k] = $this->revertLiteralPlaceHolder ($_, $literalBlock);
-      else if (substr($_, -1 * strlen ($this->LiteralPlaceHolder)) == $this->LiteralPlaceHolder)
-	       $lineArray[$k] = rtrim ($literalBlock, " \r\n");
-     }
-     return $lineArray;
-   }
-
-  private static function stripIndent ($line, $indent = -1) {
-    if ($indent == -1) $indent = strlen($line) - strlen(ltrim($line));
-    return substr ($line, $indent);
-  }
-
-  private function getParentPathByIndent ($indent) {
-    if ($indent == 0) return array();
-    $linePath = $this->path;
-    do {
-      end($linePath); $lastIndentInParentPath = key($linePath);
-      if ($indent <= $lastIndentInParentPath) array_pop ($linePath);
-    } while ($indent <= $lastIndentInParentPath);
-    return $linePath;
-  }
-
-
-  private function clearBiggerPathValues ($indent) {
-
-
-    if ($indent == 0) $this->path = array();
-    if (empty ($this->path)) return true;
-
-    foreach ($this->path as $k => $_) {
-      if ($k > $indent) unset ($this->path[$k]);
-    }
-
-    return true;
-  }
-
-
-  private static function isComment ($line) {
-    if (!$line) return false;
-    if ($line[0] == '#') return true;
-    if (trim($line, " \r\n\t") == '---') return true;
-    return false;
-  }
-
-  private static function isEmpty ($line) {
-    return (trim ($line) === '');
-  }
-
-
-  private function isArrayElement ($line) {
-    if (!$line) return false;
-    if ($line[0] != '-') return false;
-    if (strlen ($line) > 3)
-      if (substr($line,0,3) == '---') return false;
-    
-    return true;
-  }
-
-  private function isHashElement ($line) {
-    return strpos($line, ':');
-  }
-
-  private function isLiteral ($line) {
-    if ($this->isArrayElement($line)) return false;
-    if ($this->isHashElement($line)) return false;
-    return true;
-  }
-
-
-  private static function unquote ($value) {
-    if (!$value) return $value;
-    if (!is_string($value)) return $value;
-    if ($value[0] == '\'') return trim ($value, '\'');
-    if ($value[0] == '"') return trim ($value, '"');
-    return $value;
-  }
-
-  private function startsMappedSequence ($line) {
-    return ($line[0] == '-' && substr ($line, -1, 1) == ':');
-  }
-
-  private function returnMappedSequence ($line) {
-    $array = array();
-    $key         = self::unquote(trim(substr($line,1,-1)));
-    $array[$key] = array();
-    $this->delayedPath = array(strpos ($line, $key) + $this->indent => $key);
-    return array($array);
-  }
-
-  private function returnMappedValue ($line) {
-    $array = array();
-    $key         = self::unquote (trim(substr($line,0,-1)));
-    $array[$key] = '';
-    return $array;
-  }
-
-  private function startsMappedValue ($line) {
-    return (substr ($line, -1, 1) == ':');
-  }
-  
-  private function isPlainArray ($line) {
-    return ($line[0] == '[' && substr ($line, -1, 1) == ']');
-  }
-  
-  private function returnPlainArray ($line) {
-    return $this->_toType($line); 
-  }  
-
-  private function returnKeyValuePair ($line) {
-    $array = array();
-    $key = '';
-    if (strpos ($line, ':')) {
-      // It's a key/value pair most likely
-      // If the key is in double quotes pull it out
-      if (($line[0] == '"' || $line[0] == "'") && preg_match('/^(["\'](.*)["\'](\s)*:)/',$line,$matches)) {
-        $value = trim(str_replace($matches[1],'',$line));
-        $key   = $matches[2];
-      } else {
-        // Do some guesswork as to the key and the value
-        $explode = explode(':',$line);
-        $key     = trim($explode[0]);
-        array_shift($explode);
-        $value   = trim(implode(':',$explode));
-      }
-      // Set the type of the value.  Int, string, etc
-      $value = $this->_toType($value);
-      if ($key === '0') $key = '__!YAMLZero';
-      $array[$key] = $value;
-    } else {
-      $array = array ($line);
-    }
-    return $array;
-
-  }
-
-
-  private function returnArrayElement ($line) {
-     if (strlen($line) <= 1) return array(array()); // Weird %)
-     $array = array();
-     $value   = trim(substr($line,1));
-     $value   = $this->_toType($value);
-     $array[] = $value;
-     return $array;
-  }
-
-
-  private function nodeContainsGroup ($line) {    
-    $symbolsForReference = 'A-z0-9_\-';
-    if (strpos($line, '&') === false && strpos($line, '*') === false) return false; // Please die fast ;-)
-    if ($line[0] == '&' && preg_match('/^(&['.$symbolsForReference.']+)/', $line, $matches)) return $matches[1];
-    if ($line[0] == '*' && preg_match('/^(\*['.$symbolsForReference.']+)/', $line, $matches)) return $matches[1];
-    if (preg_match('/(&['.$symbolsForReference.']+)$/', $line, $matches)) return $matches[1];
-    if (preg_match('/(\*['.$symbolsForReference.']+$)/', $line, $matches)) return $matches[1];
-    if (preg_match ('#^\s*<<\s*:\s*(\*[^\s]+).*$#', $line, $matches)) return $matches[1];
-    return false;
-
-  }
-
-  private function addGroup ($line, $group) {
-    if ($group[0] == '&') $this->_containsGroupAnchor = substr ($group, 1);
-    if ($group[0] == '*') $this->_containsGroupAlias = substr ($group, 1);
-    //print_r ($this->path);
-  }
-
-  private function stripGroup ($line, $group) {
-    $line = trim(str_replace($group, '', $line));
-    return $line;
-  }
-}
-
-// Enable use of Spyc from command line
-// The syntax is the following: php spyc.php spyc.yaml
-
-define ('SPYC_FROM_COMMAND_LINE', false);
-
-do {
-  if (!SPYC_FROM_COMMAND_LINE) break;
-  if (empty ($_SERVER['argc']) || $_SERVER['argc'] < 2) break;
-  if (empty ($_SERVER['PHP_SELF']) || $_SERVER['PHP_SELF'] != 'spyc.php') break;
-  $file = $argv[1];
-  printf ("Spyc loading file: %s\n", $file);
-  print_r (spyc_load_file ($file));
-} while (0);
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 63ac3c0..aad9437 100644
--- a/composer.json
+++ b/composer.json
@@ -12,6 +12,7 @@
     ],
     "minimum-stability": "dev",
     "require": {
-        "simplepie/simplepie": "1.3.1"
+        "simplepie/simplepie": "1.3.1",
+        "mustangostang/spyc": "0.5.1"
     }
 }