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