spyc.php

来自「QeePHP v2.1.2116 bulid 090120」· PHP 代码 · 共 742 行 · 第 1/2 页

      // Propogate value array
      $value  = array();
      foreach ($explode as $v) {
        $value[] = $this->_toType($v);
      }
    } elseif (strpos($value,': ')!==false && !preg_match('/^{(.+)/',$value)) {

      // It's a map
      $array = explode(': ',$value);
      $key   = trim($array[0]);
      array_shift($array);
      $value = trim(implode(': ',$array));
      $value = $this->_toType($value);
      $value = array($key => $value);
    } elseif (preg_match("/{(.+)}$/",$value,$matches)) {
      // Inline Mapping

      // Take out strings sequences and mappings
      $explode = $this->_inlineEscape($matches[1]);

      // Propogate value array
      $array = array();
      foreach ($explode as $v) {
        $array = $array + $this->_toType($v);
      }
      $value = $array;
    } elseif (strtolower($value) == 'null' or $value == '' or $value == '~') {
      $value = null;
    } elseif (preg_match ('/^[0-9]+$/', $value)) {
      $value = (int)$value;
    } elseif (in_array(strtolower($value),
    array('true', 'on', '+', 'yes', 'y'))) {
      $value = true;
    } elseif (in_array(strtolower($value),
    array('false', 'off', '-', 'no', 'n'))) {
      $value = false;
    } elseif (is_numeric($value)) {
      $value = (float)$value;
    } else {
      // Just a normal string, right?
     // $value = trim(preg_replace('/#(.+)$/','',$value));
    }


    //  print_r ($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.

    $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);

    // Check for sequences
    if (preg_match_all('/\[(.+)\]/U',$inline,$seqs)) {
      $inline = preg_replace('/\[(.+)\]/U','YAMLSeq',$inline);
      $seqs   = $seqs[0];
    }

    // Check for mappings
    if (preg_match_all('/{(.+)}/U',$inline,$maps)) {
      $inline = preg_replace('/{(.+)}/U','YAMLMap',$inline);
      $maps   = $maps[0];
    }

    $explode = explode(', ',$inline);


    // Re-add the sequences
    if (!empty($seqs)) {
      $i = 0;
      foreach ($explode as $key => $value) {
        if (strpos($value,'YAMLSeq') !== false) {
          $explode[$key] = str_replace('YAMLSeq',$seqs[$i],$value);
          ++$i;
        }
      }
    }

    // Re-add the mappings
    if (!empty($maps)) {
      $i = 0;
      foreach ($explode as $key => $value) {
        if (strpos($value,'YAMLMap') !== false) {
          $explode[$key] = str_replace('YAMLMap',$maps[$i],$value);
          ++$i;
        }
      }
    }


    // Re-add the strings
    if (!empty($saved_strings)) {
      $i = 0;
      foreach ($explode as $key => $value) {
        while (strpos($value,'YAMLString') !== false) {
          $explode[$key] = preg_replace('/YAMLString/',$saved_strings[$i],$value, 1);
          ++$i;
          $value = $explode[$key];
        }
      }
    }

    return $explode;
  }

  private function literalBlockContinues ($line, $lineIndent) {
    if (!trim($line)) return true;
    if ($this->_getIndent($line) > $lineIndent) return true;
    return false;
  }

  private function addArray ($array, $indent) {

    $key = key ($array);
    if (!isset ($array[$key])) return false;
    if ($array[$key] === array()) { $array[$key] = ''; };
    $value = $array[$key];

    // Unfolding inner array tree as defined in $this->_arrpath.
    //$_arr = $this->result; $_tree[0] = $_arr; $i = 1;

    $tempPath = Spyc::flatten ($this->path);
    eval ('$_arr = $this->result' . $tempPath . ';');


    if ($this->_containsGroupAlias) {
      do {
        if (!isset($this->SavedGroups[$this->_containsGroupAlias])) { echo "Bad group name: $this->_containsGroupAlias."; break; }
        $groupPath = $this->SavedGroups[$this->_containsGroupAlias];
        eval ('$value = $this->result' . Spyc::flatten ($groupPath) . ';');
      } while (false);
      $this->_containsGroupAlias = false;
    }


    // Adding string or numeric key to the innermost level or $this->arr.
    if ($key)
    $_arr[$key] = $value;
    else {
      if (!is_array ($_arr)) { $_arr = array ($value); $key = 0; }
      else { $_arr[] = $value; end ($_arr); $key = key ($_arr); }

    }

    $this->path[$indent] = $key;

    eval ('$this->result' . $tempPath . ' = $_arr;');

    if ($this->_containsGroupAnchor) {
      $this->SavedGroups[$this->_containsGroupAnchor] = $this->path;
      $this->_containsGroupAnchor = false;
    }


  }


  private function flatten ($array) {
    $tempPath = array();
    if (!empty ($array)) {
      foreach ($array as $_) {
        if (!is_int($_)) $_ = "'$_'";
        $tempPath[] = "[$_]";
      }
    }
    //end ($tempPath); $latestKey = key($tempPath);
    $tempPath = implode ('', $tempPath);
    return $tempPath;
  }



  private function startsLiteralBlock ($line) {
    $lastChar = substr (trim($line), -1);
    if (in_array ($lastChar, $this->LiteralBlockMarkers))
    return $lastChar;
    return false;
  }

  private function addLiteralLine ($literalBlock, $line, $literalBlockStyle) {
    $line = $this->stripIndent($line);
    $line = str_replace ("\r\n", "\n", $line);

    if ($literalBlockStyle == '|') {
      return $literalBlock . $line;
    }
    if (strlen($line) == 0) return $literalBlock . "\n";

   // echo "|$line|";
    if ($line != "\n")
      $line = trim ($line, "\r\n ") . " ";

    return $literalBlock . $line;
  }

  private function revertLiteralPlaceHolder ($lineArray, $literalBlock) {

    foreach ($lineArray as $k => $_) {
      if (substr($_, -1 * strlen ($this->LiteralPlaceHolder)) == $this->LiteralPlaceHolder)
      $lineArray[$k] = rtrim ($literalBlock, " \r\n");
    }
    return $lineArray;
  }

  private function stripIndent ($line, $indent = -1) {
    if ($indent == -1) $indent = $this->_getIndent($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 function isComment ($line) {
    if (preg_match('/^#/', $line)) return true;
    return false;
  }

  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) {
    if (!preg_match('/^(.+?):/', $line, $matches)) return false;
    $allegedKey = $matches[1];
    if ($allegedKey) return true;
    //if (substr_count($allegedKey, )
    return false;
  }

  private function isLiteral ($line) {
    if ($this->isArrayElement($line)) return false;
    if ($this->isHashElement($line)) return false;
    return true;
  }


  private function startsMappedSequence ($line) {
    if (preg_match('/^-(.*):$/',$line)) return true;
  }

  private function returnMappedSequence ($line) {
    $array = array();
    $key         = trim(substr(substr($line,1),0,-1));
    $array[$key] = '';
    return $array;
  }

  private function returnMappedValue ($line) {
    $array = array();
    $key         = trim(substr($line,0,-1));
    $array[$key] = '';
    return $array;
  }

  private function startsMappedValue ($line) {
    if (preg_match('/^(.*):$/',$line)) return true;
  }

  private function returnKeyValuePair ($line) {

    $array = array();

    if (preg_match('/^(.+):/',$line,$key)) {
      // It's a key/value pair most likely
      // If the key is in double quotes pull it out
      if (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 (empty($key)) {
        $array[]     = $value;
      } else {
        $array[$key] = $value;
      }
    }

    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 ($line) {
    if (strpos($line, '&') === false && strpos($line, '*') === false) return false; // Please die fast ;-)
    if (preg_match('/^(&[^ ]+)/', $line, $matches)) return $matches[1];
    if (preg_match('/^(\*[^ ]+)/', $line, $matches)) return $matches[1];
    if (preg_match('/(&[^" ]+$)/', $line, $matches)) return $matches[1];
    if (preg_match('/(\*[^" ]+$)/', $line, $matches)) return $matches[1];
    return false;
  }

  private function addGroup ($line, $group) {
    if (substr ($group, 0, 1) == '&') $this->_containsGroupAnchor = substr ($group, 1);
    if (substr ($group, 0, 1) == '*') $this->_containsGroupAlias = substr ($group, 1);
    //print_r ($this->path);
  }

  private function stripGroup ($line, $group) {
    $line = trim(str_replace($group, '', $line));
    return $line;
  }


}
?>