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