[Sommaire] [Imprimer]

   1  <?php
   2  /*
   3  + ----------------------------------------------------------------------------+
   4  |     e107 website system
   5  |
   6  |     ©Steve Dunstan 2001-2002
   7  |     http://e107.org
   8  |     jalist@e107.org
   9  |
  10  |     Released under the terms and conditions of the
  11  |     GNU General Public License (http://gnu.org).
  12  |
  13  |     $Source: /cvsroot/e107/e107_0.7/e107_plugins/calendar_menu/ecal_class.php,v $
  14  |     $Revision: 1.2 $
  15  |     $Date: 2006/11/16 10:24:14 $
  16  |     $Author: e107coders $
  17  |
  18  | Event calendar class for gradual enhancement
  19  | (Some bits may be usefully transferred to common code later)
  20  |
  21  | 11.11.06     - Add date formatting options
  22  |            - Add notify
  23  |
  24  +----------------------------------------------------------------------------+
  25  */
  26  
  27  /*
  28  Preferences used:
  29    eventpost_caltime            1 = server, 2 = site, 3 = user
  30    eventpost_timedisplay        1 = 24 hour, 2 = 12 hour default, 3 = custom
  31    eventpost_timecustom        String for custom time display
  32  
  33    date() returns formatted date/time string
  34  */
  35    class ecal_class
  36    {
  37    // Useful time/date variables - set up on creation, and available externally
  38    // (All the times and dates are consistent, being derived from $time_now, which is the time the constructor was
  39    // called - probably doesn't matter, but may help someone.
  40      var $time_now;                        // Current time/date stamp
  41      var $site_timedate;                    // Site time/date stamp - adjusted for time zone
  42      var $user_timedate;                    // Time/date based on user's time zone
  43      var $cal_timedate;                    // Time/date stamp used by event calendar (user set)
  44      var $now_date;                        // Time/date array from $time_now
  45      var $site_date;                        // Time/date array from $site_timedate
  46      var $cal_date ;                        // Time/date array from $cal_timedate
  47      
  48      var $cal_super;                        // True if current user is a calendar supervisor
  49      var $extra_query;                    // Extra bit of mysql query used for non-supervisor (read) queries
  50      
  51      var $time_format_string;            // String to format times on the site
  52      var $cal_format_string;                // String to format the displayed date on event entry ("Y-m-d" or "d-m-Y")
  53      var $dcal_format_string;            // Format string to pass to DHTML calendar
  54      var $java_format_code;                // Code to pass to Javascript re date format
  55      
  56      var $event_date_format_string;        // String to format the date in the event calendar
  57      var $next_date_format_string;        // String to format the date in the 'forthcoming event' menu
  58      
  59      var $max_cache_time;                // Oldest permissible age of any cached pages relating to event calendar
  60      var $max_recent_show;                // Time in seconds for showing 'recent events'
  61      
  62      function ecal_class()
  63      {  // Constructor
  64        global $pref;
  65        
  66        $this->time_now = time();
  67        $this->site_timedate = $this->time_now + ($pref['time_offset'] * 3600);            // Check sign of offset
  68        $this->user_timedate = $this->time_now + TIMEOFFSET;
  69        switch ($pref['eventpost_caltime'])
  70        {
  71          case 1 :
  72            $this->cal_timedate  = $this->site_timedate;        // Site time
  73            break;
  74          case 2 :
  75            $this->cal_timedate  = $this->user_timedate;        // User
  76            break;
  77          default :
  78            $this->cal_timedate = $this->time_now;            // Server time - default
  79        }
  80        $this->now_date  = getdate($this->time_now);
  81        $this->site_date = getdate($this->site_timedate);    // Array with h,m,s, day, month year etc
  82        $this->cal_date  = getdate($this->cal_timedate);
  83        
  84        $this->max_cache_time = $this->site_date['minutes'] + 60*$this->site_date['hours'];
  85        
  86        $this->cal_super = check_class($pref['eventpost_super']);
  87        if ($this->cal_super) $this->extra_query = ""; else $this->extra_query = " AND find_in_set(event_cat_class,'".USERCLASS_LIST."')";
  88  
  89        if (isset($pref['eventpost_recentshow']) && ($pref['eventpost_recentshow'] != 0))
  90        {
  91          $this->max_recent_show = 3600 * $pref['eventpost_recentshow'];
  92        }
  93        else
  94        {
  95          $this->max_recent_show = 0;
  96        }
  97        switch ($pref['eventpost_timedisplay'])
  98        {
  99          case 2 : 
 100            $this->time_format_string = "%I:%M %p";      // 12-hour display
 101            break;
 102          case 3 :
 103            $this->time_format_string = $pref['eventpost_timecustom'];      // custom display
 104            if (isset($this->time_format_string)) break;
 105          default :
 106            $this->time_format_string = "%H%M";      // default to 24-hour display
 107        }
 108        
 109        switch ($pref['eventpost_datedisplay'])
 110        {  // Event entry calendar
 111          case 2 :
 112            $this->cal_format_string = "d-m-Y";
 113            $this->dcal_format_string = "%d-%m-%Y";
 114            $this->java_format_code = 2;
 115            break;
 116          case 3 :
 117            $this->cal_format_string = "m-d-Y";
 118            $this->dcal_format_string = "%m-%d-%Y";
 119            $this->java_format_code = 3;
 120            break;
 121          default :  // 'original' defaults
 122            $this->cal_format_string = "Y-m-d";
 123            $this->dcal_format_string = "%Y-%m-%d";
 124            $this->java_format_code = 1;
 125        }
 126        
 127        switch ($pref['eventpost_dateevent'])
 128        {  // Event list date display
 129          case 0 :
 130            $this->event_date_format_string = $pref['eventpost_eventdatecustom'];
 131            break;
 132          case 2 : 
 133            $this->event_date_format_string = "%a %d %b %Y";
 134            break;
 135          case 3 : 
 136            $this->event_date_format_string = "%a %d-%m-%y";
 137            break;
 138          default : 
 139            $this->event_date_format_string = "%A %d %B %Y";
 140        }
 141        
 142        switch ($pref['eventpost_datenext'])
 143        {  // Forthcoming event date display
 144          case 0 : 
 145            $this->next_date_format_string = $pref['eventpost_nextdatecustom'];
 146            break;
 147          case 2 : 
 148            $this->next_date_format_string = "%d %b";
 149            break;
 150          case 3 : 
 151            $this->next_date_format_string = "%B %d";
 152            break;
 153          case 4 : 
 154            $this->next_date_format_string = "%b %d";
 155            break;
 156          default : 
 157            $this->next_date_format_string = "%d %B";
 158        }
 159      }
 160      
 161  	function time_string($convtime)
 162      {  // Returns a time string from a time stamp, formatted as 24-hour, 12-hour or custom as set in prefs
 163        return strftime($this->time_format_string, $convtime);
 164      }
 165  
 166  	function event_date_string($convdate)
 167      {  // Returns a date string from a date stamp, formatted for display in event list
 168        return strftime($this->event_date_format_string,$convdate);
 169      }
 170      
 171      
 172  	function next_date_string($convdate)
 173      {  // Returns a date string from a date stamp, formatted for display in forthcoming event menu
 174        return strftime($this->next_date_format_string,$convdate);
 175      }
 176      
 177      
 178  	function full_date($convdate)
 179      {  // Returns a date as dd-mm-yyyy or yyyy-mm-dd according to prefs (for event entry)
 180        return date($this->cal_format_string, $convdate);
 181      }
 182      
 183  	function make_date($new_hour, $new_minute, $date_string)
 184      {   // Turns a date as entered in the calendar into a time stamp (for event entry)
 185        global $pref;
 186        $tmp = explode("-", $date_string);
 187        switch ($pref['eventpost_datedisplay'])
 188        {
 189          case 2 :
 190            return  mktime($new_hour, $new_minute, 0, $tmp[1], $tmp[0], $tmp[2]);    // dd-mm-yyyy
 191          case 3 :
 192            return  mktime($new_hour, $new_minute, 0, $tmp[0], $tmp[1], $tmp[2]);        // mm-dd-yyyy
 193          default :
 194            return  mktime($new_hour, $new_minute, 0, $tmp[1], $tmp[2], $tmp[0]);        // yyyy-mm-dd
 195        }
 196      }
 197      
 198  	function cal_log($event_type, $event_title = '', $event_string='', $event_start=0)
 199      {  // All calendar-related logging intentionally passed through a single point to maintain control
 200         // (so we could also add other info if we wanted)
 201         // Event types:
 202         //   1 - add event
 203         //    2 - edit event
 204         //    3 - delete event
 205         //     4 - Bulk delete
 206        global $pref, $admin_log, $e_event;
 207        
 208        $log_titles = array(    '1' => 'Event Calendar - add event',
 209                              '2' => 'Event Calendar - edit event',
 210                              '3' => 'Event Calendar - delete event',
 211                              '4' => 'Event Calendar - Bulk Delete'
 212                              );
 213  // Do the notifies first
 214        $cmessage = $log_titles[$event_type]."<br />";
 215        if ($event_start > 0)
 216          $cmessage .= "Event Start: ".strftime("%d-%B-%Y",$event_start)."<br />";
 217        else
 218          $cmessage .= "Event Start unknown<br />";
 219        $edata_ec = array("cmessage" => $cmessage, "ip" => getip());
 220        switch ($event_type)
 221        {
 222          case 1 : $e_event -> trigger("ecalnew", $edata_ec);
 223                   break;
 224          case 2 :
 225          case 3 :
 226          case 4 : $e_event -> trigger("ecaledit", $edata_ec);
 227                   break;
 228        }
 229  
 230        switch ($pref['eventpost_adminlog'])
 231        {
 232          case 1 : if ($event_type == '1') return;
 233          case 2 : break;   // Continue
 234          default : return;   // Invalid or undefined option
 235        }
 236        $log_titles = array(    '1' => 'Event Calendar - add event',
 237                              '2' => 'Event Calendar - edit event',
 238                              '3' => 'Event Calendar - delete event',
 239                              '4' => 'Event Calendar - Bulk Delete'
 240                              );
 241        $admin_log->log_event($log_titles[$event_type],$event_title."&nbsp;\n".$event_string,4);
 242      }
 243    }
 244  
 245  ?>