mod/events.php

   1 <?php
   2
   3 require_once('include/bbcode.php');
   4 require_once('include/datetime.php');
   5 require_once('include/event.php');
   6 require_once('include/items.php');
   7
   8 function events_post(&$a) {
   9
  10         logger('post: ' . print_r($_REQUEST,true));
  11
  12         if(! local_user())
  13                 return;
  14
  15         $event_id = ((x($_POST,'event_id')) ? intval($_POST['event_id']) : 0);
  16         $cid = ((x($_POST,'cid')) ? intval($_POST['cid']) : 0);
  17         $uid      = local_user();
  18
  19         $start_text = escape_tags($_REQUEST['start_text']);
  20         $finish_text = escape_tags($_REQUEST['finish_text']);
  21
  22         $adjust   = intval($_POST['adjust']);
  23         $nofinish = intval($_POST['nofinish']);
  24
  25         // The default setting for the `private` field in event_store() is false, so mirror that
  26         $private_event = false;
  27
  28         if($start_text) {
  29                 $start = $start_text;
  30         }
  31         else {
  32                 $start    = sprintf('%d-%d-%d %d:%d:0',$startyear,$startmonth,$startday,$starthour,$startminute);
  33         }
  34
  35         if($nofinish) {
  36                 $finish = '0000-00-00 00:00:00';
  37         }
  38
  39         if($finish_text) {
  40                 $finish = $finish_text;
  41         }
  42         else {
  43                 $finish    = sprintf('%d-%d-%d %d:%d:0',$finishyear,$finishmonth,$finishday,$finishhour,$finishminute);
  44         }
  45
  46         if($adjust) {
  47                 $start = datetime_convert(date_default_timezone_get(),'UTC',$start);
  48                 if(! $nofinish)
  49                         $finish = datetime_convert(date_default_timezone_get(),'UTC',$finish);
  50         }
  51         else {
  52                 $start = datetime_convert('UTC','UTC',$start);
  53                 if(! $nofinish)
  54                         $finish = datetime_convert('UTC','UTC',$finish);
  55         }
  56
  57         // Don't allow the event to finish before it begins.
  58         // It won't hurt anything, but somebody will file a bug report
  59         // and we'll waste a bunch of time responding to it. Time that
  60         // could've been spent doing something else.
  61
  62         $summary  = escape_tags(trim($_POST['summary']));
  63         $desc     = escape_tags(trim($_POST['desc']));
  64         $location = escape_tags(trim($_POST['location']));
  65         $type     = 'event';
  66
  67         $action = ($event_id == '') ? 'new' : "event/" . $event_id;
  68         $onerror_url = $a->get_baseurl() . "/events/" . $action . "?summary=$summary&description=$desc&location=$location&start=$start_text&finish=$finish_text&adjust=$adjust&nofinish=$nofinish";
  69
  70         if(strcmp($finish,$start) < 0 && !$nofinish) {
  71                 notice( t('Event can not end before it has started.') . EOL);
  72                 if(intval($_REQUEST['preview'])) {
  73                         echo( t('Event can not end before it has started.'));
  74                         killme();
  75                 }
  76                 goaway($onerror_url);
  77         }
  78
  79         if((! $summary) || (! $start)) {
  80                 notice( t('Event title and start time are required.') . EOL);
  81                 if(intval($_REQUEST['preview'])) {
  82                         echo( t('Event title and start time are required.'));
  83                         killme();
  84                 }
  85                 goaway($onerror_url);
  86         }
  87
  88         $share = ((intval($_POST['share'])) ? intval($_POST['share']) : 0);
  89
  90         $c = q("select id from contact where uid = %d and self = 1 limit 1",
  91                 intval(local_user())
  92         );
  93         if(count($c))
  94                 $self = $c[0]['id'];
  95         else
  96                 $self = 0;
  97
  98
  99         if($share) {
 100                 $str_group_allow   = perms2str($_POST['group_allow']);
 101                 $str_contact_allow = perms2str($_POST['contact_allow']);
 102                 $str_group_deny    = perms2str($_POST['group_deny']);
 103                 $str_contact_deny  = perms2str($_POST['contact_deny']);
 104
 105                 // Undo the pseudo-contact of self, since there are real contacts now
 106                 if( strpos($str_contact_allow, '<' . $self . '>') !== false )
 107                 {
 108                         $str_contact_allow = str_replace('<' . $self . '>', '', $str_contact_allow);
 109                 }
 110                 // Make sure to set the `private` field as true. This is necessary to
 111                 // have the posts show up correctly in Diaspora if an event is created
 112                 // as visible only to self at first, but then edited to display to others.
 113                 if( strlen($str_group_allow) or strlen($str_contact_allow) or strlen($str_group_deny) or strlen($str_contact_deny) )
 114                 {
 115                         $private_event = true;
 116                 }
 117         }
 118         else {
 119                 // Note: do not set `private` field for self-only events. It will
 120                 // keep even you from seeing them!
 121                 $str_contact_allow = '<' . $self . '>';
 122                 $str_group_allow = $str_contact_deny = $str_group_deny = '';
 123         }
 124
 125
 126         $datarray = array();
 127         $datarray['start'] = $start;
 128         $datarray['finish'] = $finish;
 129         $datarray['summary'] = $summary;
 130         $datarray['desc'] = $desc;
 131         $datarray['location'] = $location;
 132         $datarray['type'] = $type;
 133         $datarray['adjust'] = $adjust;
 134         $datarray['nofinish'] = $nofinish;
 135         $datarray['uid'] = $uid;
 136         $datarray['cid'] = $cid;
 137         $datarray['allow_cid'] = $str_contact_allow;
 138         $datarray['allow_gid'] = $str_group_allow;
 139         $datarray['deny_cid'] = $str_contact_deny;
 140         $datarray['deny_gid'] = $str_group_deny;
 141         $datarray['private'] = (($private_event) ? 1 : 0);
 142         $datarray['id'] = $event_id;
 143         $datarray['created'] = $created;
 144         $datarray['edited'] = $edited;
 145
 146         if(intval($_REQUEST['preview'])) {
 147                 $html = format_event_html($datarray);
 148                 echo $html;
 149                         killme();
 150         }
 151
 152         $item_id = event_store($datarray);
 153
 154         if(! $cid)
 155                 proc_run('php',"include/notifier.php","event","$item_id");
 156
 157 }
 158
 159
 160
 161 function events_content(&$a) {
 162
 163         if(! local_user()) {
 164                 notice( t('Permission denied.') . EOL);
 165                 return;
 166         }
 167
 168         if(($a->argc > 2) && ($a->argv[1] === 'ignore') && intval($a->argv[2])) {
 169                 $r = q("update event set ignore = 1 where id = %d and uid = %d",
 170                         intval($a->argv[2]),
 171                         intval(local_user())
 172                 );
 173         }
 174
 175         if(($a->argc > 2) && ($a->argv[1] === 'unignore') && intval($a->argv[2])) {
 176                 $r = q("update event set ignore = 0 where id = %d and uid = %d",
 177                         intval($a->argv[2]),
 178                         intval(local_user())
 179                 );
 180         }
 181
 182
 183         $editselect = 'none';
 184         if( feature_enabled(local_user(), 'richtext') )
 185                 $editselect = 'textareas';
 186
 187         // First day of the week (0 = Sunday)
 188         // To-Do: Needs to be configurable
 189         $firstDay = 0;
 190
 191         $i18n = array(
 192                         "firstDay" => $firstDay,
 193                         "Sun" => t("Sun"),
 194                         "Mon" => t("Mon"),
 195                         "Tue" => t("Tue"),
 196                         "Wed" => t("Wed"),
 197                         "Thu" => t("Thu"),
 198                         "Fri" => t("Fri"),
 199                         "Sat" => t("Sat"),
 200                         "Sunday" => t("Sunday"),
 201                         "Monday" => t("Monday"),
 202                         "Tuesday" => t("Tuesday"),
 203                         "Wednesday" => t("Wednesday"),
 204                         "Thursday" => t("Thursday"),
 205                         "Friday" => t("Friday"),
 206                         "Saturday" => t("Saturday"),
 207                         "Jan" => t("Jan"),
 208                         "Feb" => t("Feb"),
 209                         "Mar" => t("Mar"),
 210                         "Apr" => t("Apr"),
 211                         "May" => t("May"),
 212                         "Jun" => t("Jun"),
 213                         "Jul" => t("Jul"),
 214                         "Aug" => t("Aug"),
 215                         "Sep" => t("Sept"),
 216                         "Oct" => t("Oct"),
 217                         "Nov" => t("Nov"),
 218                         "Dec" => t("Dec"),
 219                         "January" => t("January"),
 220                         "February" => t("February"),
 221                         "March" => t("March"),
 222                         "April" => t("April"),
 223                         "May" => t("May"),
 224                         "June" => t("June"),
 225                         "July" => t("July"),
 226                         "August" => t("August"),
 227                         "September" => t("September"),
 228                         "October" => t("October"),
 229                         "November" => t("November"),
 230                         "December" => t("December"),
 231                         "today" => t("today"),
 232                         "month" => t("month"),
 233                         "week" => t("week"),
 234                         "day" => t("day"),
 235                 );
 236
 237         $htpl = get_markup_template('event_head.tpl');
 238         $a->page['htmlhead'] .= replace_macros($htpl,array(
 239                 '$baseurl' => $a->get_baseurl(),
 240                 '$i18n' => $i18n,
 241                 '$editselect' => $editselect
 242         ));
 243
 244         $etpl = get_markup_template('event_end.tpl');
 245         $a->page['end'] .= replace_macros($etpl,array(
 246                 '$baseurl' => $a->get_baseurl(),
 247                 '$editselect' => $editselect
 248         ));
 249
 250         $o ="";
 251         // tabs
 252         $tabs = profile_tabs($a, True);
 253
 254
 255
 256         $mode = 'view';
 257         $y = 0;
 258         $m = 0;
 259         $ignored = ((x($_REQUEST,'ignored')) ? intval($_REQUEST['ignored']) : 0);
 260
 261         if($a->argc > 1) {
 262                 if($a->argc > 2 && $a->argv[1] == 'event') {
 263                         $mode = 'edit';
 264                         $event_id = intval($a->argv[2]);
 265                 }
 266                 if($a->argv[1] === 'new') {
 267                         $mode = 'new';
 268                         $event_id = 0;
 269                 }
 270                 if($a->argc > 2 && intval($a->argv[1]) && intval($a->argv[2])) {
 271                         $mode = 'view';
 272                         $y = intval($a->argv[1]);
 273                         $m = intval($a->argv[2]);
 274                 }
 275         }
 276
 277         if($mode == 'view') {
 278
 279
 280                 $thisyear = datetime_convert('UTC',date_default_timezone_get(),'now','Y');
 281                 $thismonth = datetime_convert('UTC',date_default_timezone_get(),'now','m');
 282                 if(! $y)
 283                         $y = intval($thisyear);
 284                 if(! $m)
 285                         $m = intval($thismonth);
 286
 287                 // Put some limits on dates. The PHP date functions don't seem to do so well before 1900.
 288                 // An upper limit was chosen to keep search engines from exploring links millions of years in the future.
 289
 290                 if($y < 1901)
 291                         $y = 1900;
 292                 if($y > 2099)
 293                         $y = 2100;
 294
 295                 $nextyear = $y;
 296                 $nextmonth = $m + 1;
 297                 if($nextmonth > 12) {
 298                                 $nextmonth = 1;
 299                         $nextyear ++;
 300                 }
 301
 302                 $prevyear = $y;
 303                 if($m > 1)
 304                         $prevmonth = $m - 1;
 305                 else {
 306                         $prevmonth = 12;
 307                         $prevyear --;
 308                 }
 309
 310                 $dim    = get_dim($y,$m);
 311                 $start  = sprintf('%d-%d-%d %d:%d:%d',$y,$m,1,0,0,0);
 312                 $finish = sprintf('%d-%d-%d %d:%d:%d',$y,$m,$dim,23,59,59);
 313
 314
 315                 if ($a->argv[1] === 'json'){
 316                         if (x($_GET,'start'))   $start = date("Y-m-d h:i:s", $_GET['start']);
 317                         if (x($_GET,'end'))     $finish = date("Y-m-d h:i:s", $_GET['end']);
 318                 }
 319
 320                 $start  = datetime_convert('UTC','UTC',$start);
 321                 $finish = datetime_convert('UTC','UTC',$finish);
 322
 323                 $adjust_start = datetime_convert('UTC', date_default_timezone_get(), $start);
 324                 $adjust_finish = datetime_convert('UTC', date_default_timezone_get(), $finish);
 325
 326
 327                 if (x($_GET,'id')){
 328                         $r = q("SELECT `event`.*, `item`.`id` AS `itemid`,`item`.`plink`,
 329                                 `item`.`author-name`, `item`.`author-avatar`, `item`.`author-link` FROM `event`
 330                                 LEFT JOIN `item` ON `item`.`event-id` = `event`.`id` AND `item`.`uid` = `event`.`uid`
 331                                 WHERE `event`.`uid` = %d AND `event`.`id` = %d",
 332                                 intval(local_user()),
 333                                 intval($_GET['id'])
 334                         );
 335                 } else {
 336                         $r = q("SELECT `event`.*, `item`.`id` AS `itemid`,`item`.`plink`,
 337                                 `item`.`author-name`, `item`.`author-avatar`, `item`.`author-link` FROM `event`
 338                                 LEFT JOIN `item` ON `item`.`event-id` = `event`.`id` AND `item`.`uid` = `event`.`uid`
 339                                 WHERE `event`.`uid` = %d and event.ignore = %d
 340                                 AND ((`adjust` = 0 AND (`finish` >= '%s' OR (nofinish AND start >= '%s')) AND `start` <= '%s')
 341                                 OR  (`adjust` = 1 AND (`finish` >= '%s' OR (nofinish AND start >= '%s')) AND `start` <= '%s')) ",
 342                                 intval(local_user()),
 343                                 intval($ignored),
 344                                 dbesc($start),
 345                                 dbesc($start),
 346                                 dbesc($finish),
 347                                 dbesc($adjust_start),
 348                                 dbesc($adjust_start),
 349                                 dbesc($adjust_finish)
 350                         );
 351                 }
 352
 353                 $links = array();
 354
 355                 if(count($r)) {
 356                         $r = sort_by_date($r);
 357                         foreach($r as $rr) {
 358                                 $j = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['start'], 'j') : datetime_convert('UTC','UTC',$rr['start'],'j'));
 359                                 if(! x($links,$j))
 360                                         $links[$j] = $a->get_baseurl() . '/' . $a->cmd . '#link-' . $j;
 361                         }
 362                 }
 363
 364
 365                 $events=array();
 366
 367                 $last_date = '';
 368                 $fmt = t('l, F j');
 369
 370                 if(count($r)) {
 371                         $r = sort_by_date($r);
 372                         foreach($r as $rr) {
 373
 374
 375                                 $j = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['start'], 'j') : datetime_convert('UTC','UTC',$rr['start'],'j'));
 376                                 $d = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['start'], $fmt) : datetime_convert('UTC','UTC',$rr['start'],$fmt));
 377                                 $d = day_translate($d);
 378
 379                                 $start = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['start'], 'c') : datetime_convert('UTC','UTC',$rr['start'],'c'));
 380                                 if ($rr['nofinish']){
 381                                         $end = null;
 382                                 } else {
 383                                         $end = (($rr['adjust']) ? datetime_convert('UTC',date_default_timezone_get(),$rr['finish'], 'c') : datetime_convert('UTC','UTC',$rr['finish'],'c'));
 384                                 }
 385
 386
 387                                 $is_first = ($d !== $last_date);
 388
 389                                 $last_date = $d;
 390                                 $edit = ((! $rr['cid']) ? array($a->get_baseurl().'/events/event/'.$rr['id'],t('Edit event'),'','') : null);
 391                                 $title = strip_tags(html_entity_decode(bbcode($rr['summary']),ENT_QUOTES,'UTF-8'));
 392                                 if(! $title) {
 393                                         list($title, $_trash) = explode("<br",bbcode($rr['desc']),2);
 394                                         $title = strip_tags(html_entity_decode($title,ENT_QUOTES,'UTF-8'));
 395                                 }
 396                                 $html = format_event_html($rr);
 397                                 $rr['desc'] = bbcode($rr['desc']);
 398                                 $rr['location'] = bbcode($rr['location']);
 399                                 $events[] = array(
 400                                         'id'=>$rr['id'],
 401                                         'start'=> $start,
 402                                         'end' => $end,
 403                                         'allDay' => false,
 404                                         'title' => $title,
 405
 406                                         'j' => $j,
 407                                         'd' => $d,
 408                                         'edit' => $edit,
 409                                         'is_first'=>$is_first,
 410                                         'item'=>$rr,
 411                                         'html'=>$html,
 412                                         'plink' => array($rr['plink'],t('link to source'),'',''),
 413                                 );
 414
 415
 416                         }
 417                 }
 418
 419                 if ($a->argv[1] === 'json'){
 420                         echo json_encode($events); killme();
 421                 }
 422
 423                 // links: array('href', 'text', 'extra css classes', 'title')
 424                 if (x($_GET,'id')){
 425                         $tpl =  get_markup_template("event.tpl");
 426                 } else {
 427 //                      if (get_config('experimentals','new_calendar')==1){
 428                                 $tpl = get_markup_template("events-js.tpl");
 429 //                      } else {
 430 //                              $tpl = get_markup_template("events.tpl");
 431 //                      }
 432                 }
 433
 434                 // Get rid of dashes in key names, Smarty3 can't handle them
 435                 foreach($events as $key => $event) {
 436                         $event_item = array();
 437                         foreach($event['item'] as $k => $v) {
 438                                 $k = str_replace('-','_',$k);
 439                                 $event_item[$k] = $v;
 440                         }
 441                         $events[$key]['item'] = $event_item;
 442                 }
 443
 444                 $o = replace_macros($tpl, array(
 445                         '$baseurl'      => $a->get_baseurl(),
 446                         '$tabs'         => $tabs,
 447                         '$title'        => t('Events'),
 448                         '$new_event'=> array($a->get_baseurl().'/events/new',t('Create New Event'),'',''),
 449                         '$previus'      => array($a->get_baseurl()."/events/$prevyear/$prevmonth",t('Previous'),'',''),
 450                         '$next'         => array($a->get_baseurl()."/events/$nextyear/$nextmonth",t('Next'),'',''),
 451                         '$calendar' => cal($y,$m,$links, ' eventcal'),
 452
 453                         '$events'       => $events,
 454
 455
 456                 ));
 457
 458                 if (x($_GET,'id')){ echo $o; killme(); }
 459
 460                 return $o;
 461
 462         }
 463
 464         if($mode === 'edit' && $event_id) {
 465                 $r = q("SELECT * FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
 466                         intval($event_id),
 467                         intval(local_user())
 468                 );
 469                 if(count($r))
 470                         $orig_event = $r[0];
 471         }
 472
 473         // Passed parameters overrides anything found in the DB
 474         if($mode === 'edit' || $mode === 'new') {
 475                 if(!x($orig_event)) $orig_event = array();
 476                 // In case of an error the browser is redirected back here, with these parameters filled in with the previous values
 477                 if(x($_REQUEST,'nofinish')) $orig_event['nofinish'] = $_REQUEST['nofinish'];
 478                 if(x($_REQUEST,'adjust')) $orig_event['adjust'] = $_REQUEST['adjust'];
 479                 if(x($_REQUEST,'summary')) $orig_event['summary'] = $_REQUEST['summary'];
 480                 if(x($_REQUEST,'description')) $orig_event['description'] = $_REQUEST['description'];
 481                 if(x($_REQUEST,'location')) $orig_event['location'] = $_REQUEST['location'];
 482                 if(x($_REQUEST,'start')) $orig_event['start'] = $_REQUEST['start'];
 483                 if(x($_REQUEST,'finish')) $orig_event['finish'] = $_REQUEST['finish'];
 484         }
 485
 486         if($mode === 'edit' || $mode === 'new') {
 487
 488                 $n_checked = ((x($orig_event) && $orig_event['nofinish']) ? ' checked="checked" ' : '');
 489                 $a_checked = ((x($orig_event) && $orig_event['adjust']) ? ' checked="checked" ' : '');
 490                 $t_orig = ((x($orig_event)) ? $orig_event['summary'] : '');
 491                 $d_orig = ((x($orig_event)) ? $orig_event['desc'] : '');
 492                 $l_orig = ((x($orig_event)) ? $orig_event['location'] : '');
 493                 $eid = ((x($orig_event)) ? $orig_event['id'] : 0);
 494                 $cid = ((x($orig_event)) ? $orig_event['cid'] : 0);
 495                 $uri = ((x($orig_event)) ? $orig_event['uri'] : '');
 496
 497
 498                 if(! x($orig_event))
 499                         $sh_checked = '';
 500                 else
 501                         $sh_checked = (($orig_event['allow_cid'] === '<' . local_user() . '>' && (! $orig_event['allow_gid']) && (! $orig_event['deny_cid']) && (! $orig_event['deny_gid'])) ? '' : ' checked="checked" ' );
 502
 503                 if($cid)
 504                         $sh_checked .= ' disabled="disabled" ';
 505
 506
 507                 $sdt = ((x($orig_event)) ? $orig_event['start'] : 'now');
 508                 $fdt = ((x($orig_event)) ? $orig_event['finish'] : 'now');
 509
 510                 $tz = date_default_timezone_get();
 511                 if(x($orig_event))
 512                         $tz = (($orig_event['adjust']) ? date_default_timezone_get() : 'UTC');
 513
 514                 $syear = datetime_convert('UTC', $tz, $sdt, 'Y');
 515                 $smonth = datetime_convert('UTC', $tz, $sdt, 'm');
 516                 $sday = datetime_convert('UTC', $tz, $sdt, 'd');
 517
 518                 $shour = ((x($orig_event)) ? datetime_convert('UTC', $tz, $sdt, 'H') : 0);
 519                 $sminute = ((x($orig_event)) ? datetime_convert('UTC', $tz, $sdt, 'i') : 0);
 520
 521                 $fyear = datetime_convert('UTC', $tz, $fdt, 'Y');
 522                 $fmonth = datetime_convert('UTC', $tz, $fdt, 'm');
 523                 $fday = datetime_convert('UTC', $tz, $fdt, 'd');
 524
 525                 $fhour = ((x($orig_event)) ? datetime_convert('UTC', $tz, $fdt, 'H') : 0);
 526                 $fminute = ((x($orig_event)) ? datetime_convert('UTC', $tz, $fdt, 'i') : 0);
 527
 528                 $f = get_config('system','event_input_format');
 529                 if(! $f)
 530                         $f = 'ymd';
 531
 532                 require_once('include/acl_selectors.php');
 533
 534                 $tpl = get_markup_template('event_form.tpl');
 535
 536                 $o .= replace_macros($tpl,array(
 537                         '$post' => $a->get_baseurl() . '/events',
 538                         '$eid' => $eid,
 539                         '$cid' => $cid,
 540                         '$uri' => $uri,
 541
 542                         '$title' => t('Event details'),
 543                         '$desc' => t('Starting date and Title are required.'),
 544                         '$s_text' => t('Event Starts:') . ' <span class="required" title="' . t('Required') . '">*</span>',
 545                         '$s_dsel' => datetimesel($f,new DateTime(),DateTime::createFromFormat('Y',$syear+5),DateTime::createFromFormat('Y-m-d H:i',"$syear-$smonth-$sday $shour:$sminute"),'start_text',true,true,'','',true),
 546                         '$n_text' => t('Finish date/time is not known or not relevant'),
 547                         '$n_checked' => $n_checked,
 548                         '$f_text' => t('Event Finishes:'),
 549                         '$f_dsel' => datetimesel($f,new DateTime(),DateTime::createFromFormat('Y',$fyear+5),DateTime::createFromFormat('Y-m-d H:i',"$fyear-$fmonth-$fday $fhour:$fminute"),'finish_text',true,true,'start_text'),
 550                         '$a_text' => t('Adjust for viewer timezone'),
 551                         '$a_checked' => $a_checked,
 552                         '$d_text' => t('Description:'),
 553                         '$d_orig' => $d_orig,
 554                         '$l_text' => t('Location:'),
 555                         '$l_orig' => $l_orig,
 556                         '$t_text' => t('Title:') . ' <span class="required" title="' . t('Required') . '">*</span>',
 557                         '$t_orig' => $t_orig,
 558                         '$sh_text' => t('Share this event'),
 559                         '$sh_checked' => $sh_checked,
 560                         '$preview' => t('Preview'),
 561                         '$acl' => (($cid) ? '' : populate_acl(((x($orig_event)) ? $orig_event : $a->user))),
 562                         '$submit' => t('Submit')
 563
 564                 ));
 565
 566                 return $o;
 567         }
 568 }