mod/cal.php

   1 <?php
   2 /**
   3  * @file mod/cal.php
   4  * @brief The calendar module
   5  *      This calendar is for profile visitors and contains only the events
   6  *      of the profile owner
   7  */
   8
   9 require_once('include/event.php');
  10 require_once('include/redir.php');
  11
  12 function cal_init(&$a) {
  13         if($a->argc > 1)
  14                 auto_redir($a, $a->argv[1]);
  15
  16         if((get_config('system','block_public')) && (! local_user()) && (! remote_user())) {
  17                 return;
  18         }
  19
  20         nav_set_selected('events');
  21
  22         $o = '';
  23
  24         if($a->argc > 1) {
  25                 $nick = $a->argv[1];
  26                 $user = q("SELECT * FROM `user` WHERE `nickname` = '%s' AND `blocked` = 0 LIMIT 1",
  27                         dbesc($nick)
  28                 );
  29
  30                 if(! count($user))
  31                         return;
  32
  33                 $a->data['user'] = $user[0];
  34                 $a->profile_uid = $user[0]['uid'];
  35
  36                 // if it's a json request abort here becaus we don't
  37                 // need the widget data
  38                 if ($a->argv[2] === 'json')
  39                         return;
  40
  41                 $profile = get_profiledata_by_nick($nick, $a->profile_uid);
  42
  43                 if((intval($profile['page-flags']) == PAGE_COMMUNITY) || (intval($profile['page-flags']) == PAGE_PRVGROUP))
  44                         $account_type = t('Forum');
  45                 else
  46                         $account_type = "";
  47
  48                 $tpl = get_markup_template("vcard-widget.tpl");
  49
  50                 $vcard_widget .= replace_macros($tpl, array(
  51                         '$name' => $profile['name'],
  52                         '$photo' => $profile['photo'],
  53                         '$addr' => (($profile['addr'] != "") ? $profile['addr'] : ""),
  54                         '$account_type' => $account_type,
  55                         '$pdesc' => (($profile['pdesc'] != "") ? $profile['pdesc'] : ""),
  56                 ));
  57
  58                 $cal_widget = widget_events();
  59
  60                 if(! x($a->page,'aside'))
  61                         $a->page['aside'] = '';
  62
  63                 $a->page['aside'] .= $vcard_widget;
  64                 $a->page['aside'] .= $cal_widget;
  65         }
  66
  67         return;
  68 }
  69
  70 function cal_content(&$a) {
  71         nav_set_selected('events');
  72
  73         $editselect = 'none';
  74         if( feature_enabled(local_user(), 'richtext') )
  75                 $editselect = 'textareas';
  76
  77         // First day of the week (0 = Sunday)
  78         $firstDay = get_pconfig(local_user(),'system','first_day_of_week');
  79         if ($firstDay === false) $firstDay=0;
  80
  81         // get the translation strings for the callendar
  82         $i18n = get_event_strings();
  83
  84         $htpl = get_markup_template('event_head.tpl');
  85         $a->page['htmlhead'] .= replace_macros($htpl,array(
  86                 '$baseurl' => $a->get_baseurl(),
  87                 '$module_url' => '/cal/' . $a->data['user']['nickname'],
  88                 '$modparams' => 2,
  89                 '$i18n' => $i18n,
  90                 '$editselect' => $editselect
  91         ));
  92
  93         $etpl = get_markup_template('event_end.tpl');
  94         $a->page['end'] .= replace_macros($etpl,array(
  95                 '$baseurl' => $a->get_baseurl(),
  96                 '$editselect' => $editselect
  97         ));
  98
  99         $o ="";
 100
 101         $mode = 'view';
 102         $y = 0;
 103         $m = 0;
 104         $ignored = ((x($_REQUEST,'ignored')) ? intval($_REQUEST['ignored']) : 0);
 105
 106         if($a->argc == 4) {
 107                 if($a->argv[2] == 'export') {
 108                         $mode = 'export';
 109                         $format = $a->argv[3];
 110                 }
 111         }
 112
 113         //
 114         // Setup permissions structures
 115         //
 116
 117         $contact = null;
 118         $remote_contact = false;
 119         $contact_id = 0;
 120
 121         $owner_uid = $a->data['user']['uid'];
 122         $nick = $a->data['user']['nickname'];
 123
 124         if(is_array($_SESSION['remote'])) {
 125                 foreach($_SESSION['remote'] as $v) {
 126                         if($v['uid'] == $a->profile['profile_uid']) {
 127                                 $contact_id = $v['cid'];
 128                                 break;
 129                         }
 130                 }
 131         }
 132         if($contact_id) {
 133                 $groups = init_groups_visitor($contact_id);
 134                 $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 135                         intval($contact_id),
 136                         intval($a->profile['profile_uid'])
 137                 );
 138                 if(count($r)) {
 139                         $contact = $r[0];
 140                         $remote_contact = true;
 141                 }
 142         }
 143         if(! $remote_contact) {
 144                 if(local_user()) {
 145                         $contact_id = $_SESSION['cid'];
 146                         $contact = $a->contact;
 147                 }
 148         }
 149         $is_owner = ((local_user()) && (local_user() == $a->profile['profile_uid']) ? true : false);
 150
 151         if($a->profile['hidewall'] && (! $is_owner) && (! $remote_contact)) {
 152                 notice( t('Access to this profile has been restricted.') . EOL);
 153                 return;
 154         }
 155
 156         // get the permissions
 157         $sql_perms = item_permissions_sql($owner_uid,$remote_contact,$groups);
 158         // we only want to have the events of the profile owner
 159         $sql_extra = " AND `event`.`cid` = 0 " . $sql_perms;
 160
 161         // get the tab navigation bar
 162         $tabs .= profile_tabs($a,false, $a->data['user']['nickname']);
 163
 164         // The view mode part is similiar to /mod/events.php
 165         if($mode == 'view') {
 166
 167
 168                 $thisyear = datetime_convert('UTC',date_default_timezone_get(),'now','Y');
 169                 $thismonth = datetime_convert('UTC',date_default_timezone_get(),'now','m');
 170                 if(! $y)
 171                         $y = intval($thisyear);
 172                 if(! $m)
 173                         $m = intval($thismonth);
 174
 175                 // Put some limits on dates. The PHP date functions don't seem to do so well before 1900.
 176                 // An upper limit was chosen to keep search engines from exploring links millions of years in the future.
 177
 178                 if($y < 1901)
 179                         $y = 1900;
 180                 if($y > 2099)
 181                         $y = 2100;
 182
 183                 $nextyear = $y;
 184                 $nextmonth = $m + 1;
 185                 if($nextmonth > 12) {
 186                                 $nextmonth = 1;
 187                         $nextyear ++;
 188                 }
 189
 190                 $prevyear = $y;
 191                 if($m > 1)
 192                         $prevmonth = $m - 1;
 193                 else {
 194                         $prevmonth = 12;
 195                         $prevyear --;
 196                 }
 197
 198                 $dim    = get_dim($y,$m);
 199                 $start  = sprintf('%d-%d-%d %d:%d:%d',$y,$m,1,0,0,0);
 200                 $finish = sprintf('%d-%d-%d %d:%d:%d',$y,$m,$dim,23,59,59);
 201
 202
 203                 if ($a->argv[2] === 'json'){
 204                         if (x($_GET,'start'))   $start = date("Y-m-d h:i:s", $_GET['start']);
 205                         if (x($_GET,'end'))     $finish = date("Y-m-d h:i:s", $_GET['end']);
 206                 }
 207
 208                 $start  = datetime_convert('UTC','UTC',$start);
 209                 $finish = datetime_convert('UTC','UTC',$finish);
 210
 211                 $adjust_start = datetime_convert('UTC', date_default_timezone_get(), $start);
 212                 $adjust_finish = datetime_convert('UTC', date_default_timezone_get(), $finish);
 213
 214                 // put the event parametes in an array so we can better transmit them
 215                 $event_params = array(
 216                         'event_id' => (x($_GET,'id') ? $_GET["id"] : 0),
 217                         'start' => $start,
 218                         'finish' => $finish,
 219                         'adjust_start' => $adjust_start,
 220                         'adjust_finish' => $adjust_finish,
 221                         'ignored' => $ignored,
 222                 );
 223
 224                 // get events by id or by date
 225                 if (x($_GET,'id')){
 226                         $r = event_by_id($owner_uid, $event_params, $sql_extra);
 227                 } else {
 228                         $r = events_by_date($owner_uid, $event_params, $sql_extra);
 229                 }
 230
 231                 $links = array();
 232
 233                 if(count($r)) {
 234                         $r = sort_by_date($r);
 235                         foreach($r as $rr) {
 236                                 $j = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['start'], 'j') : datetime_convert('UTC','UTC',$rr['start'],'j'));
 237                                 if(! x($links,$j))
 238                                         $links[$j] = $a->get_baseurl() . '/' . $a->cmd . '#link-' . $j;
 239                         }
 240                 }
 241
 242
 243                 $events=array();
 244
 245                 // transform the event in a usable array
 246                 if(count($r))
 247                         $r = sort_by_date($r);
 248                         $events = process_events($r);
 249
 250                 if ($a->argv[2] === 'json'){
 251                         echo json_encode($events); killme();
 252                 }
 253
 254                 // links: array('href', 'text', 'extra css classes', 'title')
 255                 if (x($_GET,'id')){
 256                         $tpl =  get_markup_template("event.tpl");
 257                 } else {
 258 //                      if (get_config('experimentals','new_calendar')==1){
 259                                 $tpl = get_markup_template("events-js.tpl");
 260 //                      } else {
 261 //                              $tpl = get_markup_template("events.tpl");
 262 //                      }
 263                 }
 264
 265                 // Get rid of dashes in key names, Smarty3 can't handle them
 266                 foreach($events as $key => $event) {
 267                         $event_item = array();
 268                         foreach($event['item'] as $k => $v) {
 269                                 $k = str_replace('-','_',$k);
 270                                 $event_item[$k] = $v;
 271                         }
 272                         $events[$key]['item'] = $event_item;
 273                 }
 274
 275                 $o = replace_macros($tpl, array(
 276                         '$baseurl'      => $a->get_baseurl(),
 277                         '$tabs'         => $tabs,
 278                         '$title'        => t('Events'),
 279                         '$view'         => t('View'),
 280                         '$previus'      => array($a->get_baseurl()."/events/$prevyear/$prevmonth",t('Previous'),'',''),
 281                         '$next'         => array($a->get_baseurl()."/events/$nextyear/$nextmonth",t('Next'),'',''),
 282                         '$calendar' => cal($y,$m,$links, ' eventcal'),
 283
 284                         '$events'       => $events,
 285
 286                         "today" => t("today"),
 287                         "month" => t("month"),
 288                         "week" => t("week"),
 289                         "day" => t("day"),
 290
 291
 292                 ));
 293
 294                 if (x($_GET,'id')){ echo $o; killme(); }
 295
 296                 return $o;
 297         }
 298
 299         if($mode == 'export') {
 300                 if(! (intval($owner_uid))) {
 301                         notice( t('User not found'));
 302                         return;
 303                 }
 304
 305                 // Test permissions
 306                 // Respect the export feature setting for all other /cal pages if it's not the own profile
 307                 if( ((local_user() !== intval($owner_uid))) && ! feature_enabled($owner_uid, "export_calendar")) {
 308                         notice( t('Permission denied.') . EOL);
 309                         goaway('cal/' . $nick);
 310                 }
 311
 312                 // Get the export data by uid
 313                 $evexport = event_export($owner_uid, $format);
 314
 315                 if (!$evexport["success"]) {
 316                         if($evexport["content"])
 317                                 notice( t('This calendar format is not supported') );
 318                         else
 319                                 notice( t('No exportable data found'));
 320
 321                         // If it the own calendar return to the events page
 322                         // otherwise to the profile calendar page
 323                         if (local_user() === intval($owner_uid))
 324                                 $return_path = "events";
 325                         else
 326                                 $returnpath = "cal/".$nick;
 327
 328                         goaway($return_path);
 329                 }
 330
 331                 // If nothing went wrong we can echo the export content
 332                 if ($evexport["success"]) {
 333                         header('Content-type: text/calendar');
 334                         header('content-disposition: attachment; filename="' . t('calendar') . '-' . $nick . '.' . $evexport["extension"] . '"' );
 335                         echo $evexport["content"];
 336                         killme();
 337                 }
 338
 339                 return;
 340         }
 341 }