class PARSEMONTH in Bibliography Module 7

17/June/2005 - Mark Grimshaw: month fields that have multiple dates (e.g. dec # " 5--9," or nov # " 29" # "--" # dec # " 2") are correctly parsed.

Hierarchy

• class \PARSEMONTH

File

modules/bibtexParse/PARSEMONTH.php, line 29

class PARSEMONTH {

  /**
   * Constructor.
   */
  public function __construct() {
  }

  /**
   *
   */
  public function init($monthField) {
    $startMonth = $this->startDay = $endMonth = $this->endDay = FALSE;
    $date = preg_split("#", $monthField);
    foreach ($date as $field) {
      $field = ucfirst(strtolower(trim($field)));
      if ($month = array_search($field, $this
        ->monthToLongName())) {
        if (!$startMonth) {
          $startMonth = $month;
        }
        else {
          $endMonth = $month;
        }
        continue;
      }
      elseif ($month = array_search($field, $this
        ->monthToShortName())) {
        if (!$startMonth) {
          $startMonth = $month;
        }
        else {
          $endMonth = $month;
        }
        continue;
      }
      $this
        ->parseDay($field);
    }
    if ($this->endDay && !$endMonth) {
      $endMonth = $startMonth;
    }
    return array(
      $startMonth,
      $this->startDay,
      $endMonth,
      $this->endDay,
    );
  }

  /**
   * Extract day of month from field.
   */
  public function parseDay($dayField) {
    preg_match("/([0-9]+).*([0-9]+)|([0-9]+)/", $dayField, $array);
    if (array_key_exists(3, $array)) {
      if (!$this->startDay) {
        $this->startDay = $array[3];
      }
      elseif (!$this->endDay) {
        $this->endDay = $array[3];
      }
    }
    else {
      if (array_key_exists(1, $array)) {
        $this->startDay = $array[1];
      }
      if (array_key_exists(2, $array)) {
        $this->endDay = $array[2];
      }
    }
  }

  /**
   * Convert month to long name.
   */
  public function monthToLongName() {
    return array(
      1 => 'January',
      2 => 'February',
      3 => 'March',
      4 => 'April',
      5 => 'May',
      6 => 'June',
      7 => 'July',
      8 => 'August',
      9 => 'September',
      10 => 'October',
      11 => 'November',
      12 => 'December',
    );
  }

  /**
   * Convert month to short name.
   */
  public function monthToShortName() {
    return array(
      1 => 'Jan',
      2 => 'Feb',
      3 => 'Mar',
      4 => 'Apr',
      5 => 'May',
      6 => 'Jun',
      7 => 'Jul',
      8 => 'Aug',
      9 => 'Sep',
      10 => 'Oct',
      11 => 'Nov',
      12 => 'Dec',
    );
  }

}

Members

Name	Modifiers	Type	Description	Overrides
PARSEMONTH::init	public	function
PARSEMONTH::monthToLongName	public	function	Convert month to long name.
PARSEMONTH::monthToShortName	public	function	Convert month to short name.
PARSEMONTH::parseDay	public	function	Extract day of month from field.
PARSEMONTH::__construct	public	function	Constructor.