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