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   1  <?php
   2    /**************************************************************************\
   3    * eGroupWare - API jsCalendar wrapper-class                                *
   4    * http://www.eGroupWare.org                                                *
   5    * Written by Ralf Becker <RalfBecker@outdoor-training.de>                  *
   6    * --------------------------------------------                             *
   7    *  This program is free software; you can redistribute it and/or modify it *
   8    *  under the terms of the GNU General Public License as published by the   *
   9    *  Free Software Foundation; either version 2 of the License, or (at your  *
  10    *  option) any later version.                                              *
  11    \**************************************************************************/
  12  
  13    /* $Id: class.jscalendar.inc.php 20295 2006-02-15 12:31:25Z  $ */
  14  
  15      /*!
  16      @class jscalendar
  17      @author ralfbecker
  18      @abstract wrapper for the jsCalendar
  19      @discussion the constructor load the necessary javascript-files
  20      */
  21      class jscalendar
  22      {
  23          /*!
  24          @function jscalendar
  25          @syntax jscalendar( $do_header=True )
  26          @author ralfbecker
  27          @abstract constructor of the class
  28          @param $do_header if true, necessary javascript and css gets loaded, only needed for input
  29          */
  30  		function jscalendar($do_header=True,$path='jscalendar')
  31          {
  32              $this->jscalendar_url = $GLOBALS['egw_info']['server']['webserver_url'].'/phpgwapi/js/'.$path;
  33              $this->dateformat = $GLOBALS['egw_info']['user']['preferences']['common']['dateformat'];
  34  
  35              if ($do_header && !strstr($GLOBALS['egw_info']['flags']['java_script'],'jscalendar'))
  36              {
  37                  $GLOBALS['egw_info']['flags']['java_script'] .=
  38  '<link rel="stylesheet" type="text/css" media="all" href="'.$this->jscalendar_url.'/calendar-blue.css" title="blue" />
  39  <script type="text/javascript" src="'.$this->jscalendar_url.'/calendar.js"></script>
  40  <script type="text/javascript" src="'.ereg_replace('[?&]*click_history=[0-9a-f]*','',$GLOBALS['egw']->link('/phpgwapi/inc/jscalendar-setup.php')).'"></script>
  41  ';
  42              }
  43          }
  44  
  45          /*!
  46          @function input
  47          @syntax input( $name,$date,$year=0,$month=0,$day=0 )
  48          @author ralfbecker
  49          @abstract creates an inputfield for the jscalendar (returns the necessary html and js)
  50          @param $name name and id of the input-field (it also names the id of the img $name.'-toggle')
  51          @param $date date as string or unix timestamp (in server timezone)
  52          @param $year,$month,$day if $date is not used
  53          @param $helpmsg a helpmessage for the statusline of the browser
  54          @param $options any other options to the inputfield
  55          */
  56  		function input($name,$date,$year=0,$month=0,$day=0,$helpmsg='',$options='',$jsreturn=false)
  57          {
  58              //echo "<p>jscalendar::input(name='$name', date='$date'='".date('Y-m-d',$date)."', year='$year', month='$month', day='$day')</p>\n";
  59  
  60              if ($date && (is_int($date) || is_numeric($date)))
  61              {
  62                  $year  = (int)adodb_date('Y',$date);
  63                  $month = (int)adodb_date('n',$date);
  64                  $day   = (int)adodb_date('d',$date);
  65              }
  66              if ($year && $month && $day)
  67              {
  68                  $date = adodb_date($this->dateformat,$ts = adodb_mktime(12,0,0,$month,$day,$year));
  69                  if (strpos($this->dateformat,'M') !== False)
  70                  {
  71                      $short = lang(adodb_date('M',$ts));    // check if we have a translation of the short-cut
  72                      if (substr($short,-1) == '*')    // if not generate one by truncating the translation of the long name
  73                      {
  74                          $short = substr(lang(adodb_date('F',$ts)),0,(int) lang('3 number of chars for month-shortcut'));
  75                      }
  76                      $date = str_replace(adodb_date('M',$ts),$short,$date);
  77                  }
  78              }
  79              if ($helpmsg !== '')
  80              {
  81                  $options .= " onFocus=\"self.status='".addslashes($helpmsg)."'; return true;\"" .
  82                  " onBlur=\"self.status=''; return true;\"";
  83              }
  84  
  85              if ($jsreturn)
  86              {
  87                  $return_array = array(
  88                      'html' => '<input type="text" id="'.$name.'" name="'.$name.'" size="10" value="'.$date.'"'.$options.'/><img id="'.$name.'-trigger" src="'.$GLOBALS['egw']->common->find_image('phpgwpai','datepopup').'" title="'.lang('Select date').'" style="cursor:pointer; cursor:hand;"/>',
  89                      'js'   => 'Calendar.setup({inputField : "'.$name.'",button: "'.$name.'-trigger"    });'
  90                      );
  91  
  92                  return $return_array;
  93              }
  94              return
  95  '<input type="text" id="'.$name.'" name="'.$name.'" size="10" value="'.$date.'"'.$options.'/>
  96  <script type="text/javascript">
  97      document.writeln(\'<img id="'.$name.'-trigger" src="'.$GLOBALS['egw']->common->find_image('phpgwpai','datepopup').'" title="'.lang('Select date').'" style="cursor:pointer; cursor:hand;"/>\');
  98      Calendar.setup(
  99      {
 100          inputField  : "'.$name.'",
 101          button      : "'.$name.'-trigger"
 102      }
 103      );
 104  </script>
 105  ';
 106          }
 107  
 108  		function flat($url,$date=False,$weekUrl=False,$weekTTip=False,$monthUrl=False,$monthTTip=False,$id='calendar-container')
 109          {
 110              if ($date)    // string if format YYYYmmdd or timestamp
 111              {
 112                  $date = is_int($date) ? adodb_date('m/d/Y',$date) :
 113                      substr($date,4,2).'/'.substr($date,6,2).'/'.substr($date,0,4);
 114              }
 115              return '
 116  <div id="'.$id.'"></div>
 117  
 118  <script type="text/javascript">
 119    function dateChanged(calendar) {
 120  '.  // Beware that this function is called even if the end-user only
 121      // changed the month/year.  In order to determine if a date was
 122      // clicked you can use the dateClicked property of the calendar:
 123      // redirect to $url extended with a &date=YYYYMMDD
 124  '    if (calendar.dateClicked) {
 125       window.location = "'.$url.'&date=" + calendar.date.print("%Y%m%d");
 126      }
 127    };
 128  '.($weekUrl ? '
 129    function weekClicked(calendar,weekstart) {
 130       window.location = "'.$weekUrl.'&date=" + weekstart.print("%Y%m%d");
 131    }
 132  ' : '').($monthUrl ? '
 133    function monthClicked(calendar,monthstart) {
 134       window.location = "'.$monthUrl.'&date=" + monthstart.print("%Y%m%d");
 135    }
 136  ' : '').'
 137    Calendar.setup(
 138      {
 139        flat         : "'.$id.'",
 140        flatCallback : dateChanged'.($weekUrl ? ',
 141        flatWeekCallback : weekClicked' : '').($weekTTip ? ',
 142        flatWeekTTip : "'.addslashes($weekTTip).'"' : '').($monthUrl ? ',
 143        flatMonthCallback : monthClicked' : '').($monthTTip ? ',
 144        flatMonthTTip : "'.addslashes($monthTTip).'"' : '').($date ? ',
 145        date : "'.$date.'"
 146  ' : '').'    }
 147    );
 148  </script>';
 149          }
 150  
 151          /*!
 152          @function input2date
 153          @syntax input2date( $datestr,$raw='raw',$day='day',$month='month',$year='year' )
 154          @author ralfbecker
 155          @abstract converts the date-string back to an array with year, month, day and a timestamp
 156          @param $datestr content of the inputfield generated by jscalendar::input()
 157          @param $raw key of the timestamp-field in the returned array or False of no timestamp
 158          @param $day,$month,$year keys for the array, eg. to set mday instead of day
 159          */
 160  		function input2date($datestr,$raw='raw',$day='day',$month='month',$year='year')
 161          {
 162              //echo "<p>jscalendar::input2date('$datestr') ".print_r($fields,True)."</p>\n";
 163              if ($datestr === '')
 164              {
 165                  return False;
 166              }
 167              $fields = split('[./-]',$datestr);
 168              foreach(split('[./-]',$this->dateformat) as $n => $field)
 169              {
 170                  if ($field == 'M')
 171                  {
 172                      if (!is_numeric($fields[$n]))
 173                      {
 174                          $partcial_match = 0;
 175                          for($i = 1; $i <= 12; $i++)
 176                          {
 177                              $long_name  = lang(adodb_date('F',mktime(12,0,0,$i,1,2000)));
 178                              $short_name = lang(adodb_date('M',mktime(12,0,0,$i,1,2000)));    // do we have a translation of the short-cut
 179                              if (substr($short_name,-1) == '*')    // if not generate one by truncating the translation of the long name
 180                              {
 181                                  $short_name = substr($long_name,0,(int) lang('3 number of chars for month-shortcut'));
 182                              }
 183                              //echo "<br>checking '".$fields[$n]."' against '$long_name' or '$short_name'";
 184                              if ($fields[$n] == $long_name || $fields[$n] == $short_name)
 185                              {
 186                                  //echo " ==> OK<br>";
 187                                  $fields[$n] = $i;
 188                                  break;
 189                              }
 190                              if (strstr($long_name,$fields[$n]) == $long_name)    // partcial match => multibyte saver
 191                              {
 192                                  $partcial_match = $i;
 193                              }
 194                          }
 195                          if ($i > 12 && $partcial_match)    // nothing found, but a partcial match
 196                          {
 197                              $fields[$n] = $partcial_match;
 198                          }
 199                      }
 200                      $field = 'm';
 201                  }
 202                  $date[$field] = (int)$fields[$n];
 203              }
 204              $ret = array(
 205                  $year  => $date['Y'],
 206                  $month => $date['m'],
 207                  $day   => $date['d']
 208              );
 209              if ($raw)
 210              {
 211                  $ret[$raw] = adodb_mktime(12,0,0,$date['m'],$date['d'],$date['Y']);
 212              }
 213              //echo "<p>jscalendar::input2date('$datestr','$raw',$day','$month','$year') = "; print_r($ret); echo "</p>\n";
 214  
 215              return $ret;
 216          }
 217      }