skins/jscalendar/calendar.php

   1 <?php
   2
   3 /**
   4  *  File: calendar.php | (c) dynarch.com 2004
   5  *  Distributed as part of "The Coolest DHTML Calendar"
   6  *  under the same terms.
   7  *  -----------------------------------------------------------------
   8  *  This file implements a simple PHP wrapper for the calendar.  It
   9  *  allows you to easily include all the calendar files and setup the
  10  *  calendar by instantiating and calling a PHP object.
  11  */
  12
  13 define('NEWLINE', "\n");
  14
  15 class DHTML_Calendar {
  16     var $calendar_lib_path;
  17
  18     var $calendar_file;
  19     var $calendar_lang_file;
  20     var $calendar_setup_file;
  21     var $calendar_theme_file;
  22     var $calendar_options;
  23
  24     function DHTML_Calendar($calendar_lib_path = '/calendar/',
  25                             $lang              = 'en',
  26                             $theme             = 'calendar-win2k-1',
  27                             $stripped          = true) {
  28         if ($stripped) {
  29             $this->calendar_file = 'calendar_stripped.js';
  30             $this->calendar_setup_file = 'calendar-setup_stripped.js';
  31         } else {
  32             $this->calendar_file = 'calendar.js';
  33             $this->calendar_setup_file = 'calendar-setup.js';
  34         }
  35         $this->calendar_lang_file = 'lang/calendar-' . $lang . '.js';
  36         $this->calendar_theme_file = $theme.'.css';
  37         $this->calendar_lib_path = preg_replace('/\/+$/', '/', $calendar_lib_path);
  38         $this->calendar_options = array('ifFormat' => '%Y/%m/%d',
  39                                         'daFormat' => '%Y/%m/%d');
  40     }
  41
  42     function set_option($name, $value) {
  43         $this->calendar_options[$name] = $value;
  44     }
  45
  46     function load_files() {
  47         echo $this->get_load_files_code();
  48     }
  49
  50     function get_load_files_code() {
  51         $code  = ( '<link rel="stylesheet" type="text/css" media="all" href="' .
  52                    $this->calendar_lib_path . $this->calendar_theme_file .
  53                    '" />' . NEWLINE );
  54         $code .= ( '<script type="text/javascript" src="' .
  55                    $this->calendar_lib_path . $this->calendar_file .
  56                    '"></script>' . NEWLINE );
  57         $code .= ( '<script type="text/javascript" src="' .
  58                    $this->calendar_lib_path . $this->calendar_lang_file .
  59                    '"></script>' . NEWLINE );
  60         $code .= ( '<script type="text/javascript" src="' .
  61                    $this->calendar_lib_path . $this->calendar_setup_file .
  62                    '"></script>' );
  63         return $code;
  64     }
  65
  66     function _make_calendar($other_options = array()) {
  67         $js_options = $this->_make_js_hash(array_merge($this->calendar_options, $other_options));
  68         $code  = ( '<script type="text/javascript">Calendar.setup({' .
  69                    $js_options .
  70                    '});</script>' );
  71         return $code;
  72     }
  73
  74     function make_input_field($cal_options = array(), $field_attributes = array()) {
  75         $id = $this->_gen_id();
  76         $attrstr = $this->_make_html_attr(array_merge($field_attributes,
  77                                                       array('id'   => $this->_field_id($id),
  78                                                             'type' => 'text')));
  79         echo '<input ' . $attrstr .'/>';
  80         echo '<a href="#" id="'. $this->_trigger_id($id) . '">' .
  81             '<img align="middle" border="0" src="' . $this->calendar_lib_path . 'img.gif" alt="" /></a>';
  82
  83         $options = array_merge($cal_options,
  84                                array('inputField' => $this->_field_id($id),
  85                                      'button'     => $this->_trigger_id($id)));
  86         echo $this->_make_calendar($options);
  87     }
  88
  89     /// PRIVATE SECTION
  90
  91     function _field_id($id) { return 'f-calendar-field-' . $id; }
  92     function _trigger_id($id) { return 'f-calendar-trigger-' . $id; }
  93     function _gen_id() { static $id = 0; return ++$id; }
  94
  95     function _make_js_hash($array) {
  96         $jstr = '';
  97         reset($array);
  98         while (list($key, $val) = each($array)) {
  99             if (is_bool($val))
 100                 $val = $val ? 'true' : 'false';
 101             else if (!is_numeric($val))
 102                 $val = '"'.$val.'"';
 103             if ($jstr) $jstr .= ',';
 104             $jstr .= '"' . $key . '":' . $val;
 105         }
 106         return $jstr;
 107     }
 108
 109     function _make_html_attr($array) {
 110         $attrstr = '';
 111         reset($array);
 112         while (list($key, $val) = each($array)) {
 113             $attrstr .= $key . '="' . $val . '" ';
 114         }
 115         return $attrstr;
 116     }
 117 };
 118
 119 ?>