function eme_get_calendar($args = "")
{
global $wp_locale;
global $wpdb, $eme_timezone;
// the calendar is being used, so we need the jquery for the calendar
global $eme_need_calendar_js;
$eme_need_calendar_js = 1;
$defaults = array('category' => 0, 'notcategory' => 0, 'full' => 0, 'month' => '', 'year' => '', 'echo' => 1, 'long_events' => 0, 'author' => '', 'contact_person' => '', 'location_id' => '', 'template_id' => 0);
$r = wp_parse_args($args, $defaults);
extract($r);
$echo = $echo === "true" || $echo === "1" ? true : $echo;
$full = $full === "true" || $full === "1" ? true : $full;
$long_events = $long_events === "true" || $long_events === "1" ? true : $long_events;
$echo = $echo === "false" || $echo === "0" ? false : $echo;
$full = $full === "false" || $full === "0" ? false : $full;
$long_events = $long_events === "false" || $long_events === "0" ? false : $long_events;
// this comes from global wordpress preferences
$start_of_week = get_option('start_of_week');
$eme_date_obj = new ExpressiveDate(null, $eme_timezone);
if (get_option('eme_use_client_clock') && isset($_SESSION['eme_client_mday']) && isset($_SESSION['eme_client_month']) && isset($_SESSION['eme_client_fullyear'])) {
// these come from client unless their clock is wrong
$iNowDay = sprintf("%02d", $_SESSION['eme_client_mday']);
$iNowMonth = sprintf("%02d", $_SESSION['eme_client_month']);
$iNowYear = sprintf("%04d", $_SESSION['eme_client_fullyear']);
} else {
// Get current year, month and day
list($iNowYear, $iNowMonth, $iNowDay) = explode('-', $eme_date_obj->getDate());
}
$iSelectedYear = $year;
$iSelectedMonth = $month;
if ($iSelectedMonth == '') {
$iSelectedMonth = $iNowMonth;
}
if ($iSelectedYear == '') {
$iSelectedYear = $iNowYear;
}
$iSelectedMonth = sprintf("%02d", $iSelectedMonth);
// Get name and number of days of specified month
$eme_date_obj->setDay(1);
$eme_date_obj->setMonth($iSelectedMonth);
$eme_date_obj->setYear($iSelectedYear);
// Get friendly month name, but since DateTime::format doesn't respect the locale, we need eme_localised_date
if ($full) {
list($sMonthName, $iDaysInMonth) = explode('-', eme_localised_date($eme_date_obj->getDate(), 'F-t'));
} else {
list($sMonthName, $iDaysInMonth) = explode('-', eme_localised_date($eme_date_obj->getDate(), 'M-t'));
}
// take into account some locale info: some always best show full month name, some show month after year, some have a year suffix
$locale_code = substr(get_locale(), 0, 2);
$showMonthAfterYear = 0;
$yearSuffix = "";
switch ($locale_code) {
case "hu":
$showMonthAfterYear = 1;
break;
case "ja":
$showMonthAfterYear = 1;
$sMonthName = eme_localised_date($eme_date_obj->getDate(), 'F');
$yearSuffix = "年";
break;
case "ko":
$showMonthAfterYear = 1;
$sMonthName = eme_localised_date($eme_date_obj->getDate(), 'F');
$yearSuffix = "년";
break;
case "zh":
$showMonthAfterYear = 1;
$sMonthName = eme_localised_date($eme_date_obj->getDate(), 'F');
$yearSuffix = "年";
break;
}
if ($showMonthAfterYear) {
$cal_datestring = "{$iSelectedYear}{$yearSuffix} {$sMonthName}";
} else {
$cal_datestring = "{$sMonthName} {$iSelectedYear}{$yearSuffix}";
}
// Get previous year and month
$iPrevYear = $iSelectedYear;
$iPrevMonth = $iSelectedMonth - 1;
if ($iPrevMonth <= 0) {
$iPrevYear--;
$iPrevMonth = 12;
// set to December
}
$iPrevMonth = sprintf("%02d", $iPrevMonth);
// Get next year and month
$iNextYear = $iSelectedYear;
$iNextMonth = $iSelectedMonth + 1;
if ($iNextMonth > 12) {
$iNextYear++;
$iNextMonth = 1;
}
$iNextMonth = sprintf("%02d", $iNextMonth);
// Get number of days of previous month
$eme_date_obj2 = new ExpressiveDate(null, $eme_timezone);
$eme_date_obj2->setDay(1);
$eme_date_obj2->setMonth($iPrevMonth);
$eme_date_obj2->setYear($iPrevYear);
$iPrevDaysInMonth = (int) $eme_date_obj2->getDaysInMonth();
// Get numeric representation of the day of the week of the first day of specified (current) month
// remember: first day of week is a Sunday
// if you want the day of the week to begin on Monday: start_of_week=1, Tuesday: start_of_week=2, etc ...
// So, if e.g. the month starts on a Sunday and start_of_week=1 (Monday), then $iFirstDayDow is 6
$iFirstDayDow = (int) $eme_date_obj->getDayOfWeekAsNumeric() - $start_of_week;
if ($iFirstDayDow < 0) {
$iFirstDayDow += 7;
}
// On what day the previous month begins
$iPrevShowFrom = $iPrevDaysInMonth - $iFirstDayDow + 1;
// we'll look for events in the requested month and 7 days before and after
$calbegin = "{$iPrevYear}-{$iPrevMonth}-{$iPrevShowFrom}";
$calend = "{$iNextYear}-{$iNextMonth}-07";
$events = eme_get_events(0, "{$calbegin}--{$calend}", "ASC", 0, $location_id, $category, $author, $contact_person, 1, $notcategory);
$eventful_days = array();
if ($events) {
//Go through the events and slot them into the right d-m index
foreach ($events as $event) {
if ($event['event_status'] == STATUS_PRIVATE && !is_user_logged_in()) {
continue;
}
$eme_date_obj_end = new ExpressiveDate($event['event_end_date'] . " " . $event['event_end_time'], $eme_timezone);
$eme_date_obj_now = new ExpressiveDate(null, $eme_timezone);
if (get_option('eme_cal_hide_past_events') && $eme_date_obj_end->lessThan($eme_date_obj_now)) {
continue;
}
if ($long_events) {
//If $long_events is set then show a date as eventful if there is an multi-day event which runs during that day
$eme_date_obj_tmp = new ExpressiveDate($event['event_start_date'] . " " . $event['event_start_time'], $eme_timezone);
if ($eme_date_obj_end->lessThan($eme_date_obj_tmp)) {
$eme_date_obj_end = $eme_date_obj_tmp->copy();
}
$day_count = 0;
while ($eme_date_obj_tmp->lessOrEqualTo($eme_date_obj_end)) {
$event_eventful_date = $eme_date_obj_tmp->getDate();
//Only show events on the day that they start
if (isset($eventful_days[$event_eventful_date]) && is_array($eventful_days[$event_eventful_date])) {
$eventful_days[$event_eventful_date][] = $event;
} else {
$eventful_days[$event_eventful_date] = array($event);
}
$eme_date_obj_tmp->addOneDay();
}
} else {
//Only show events on the day that they start
if (isset($eventful_days[$event['event_start_date']]) && is_array($eventful_days[$event['event_start_date']])) {
$eventful_days[$event['event_start_date']][] = $event;
} else {
$eventful_days[$event['event_start_date']] = array($event);
}
}
}
}
// we found all the events for the wanted days, now get them in the correct format with a good link
if ($template_id) {
$event_format = eme_get_template_format($template_id);
} else {
$event_format = get_option('eme_full_calendar_event_format');
}
$event_title_format = get_option('eme_small_calendar_event_title_format');
$event_title_separator_format = get_option('eme_small_calendar_event_title_separator');
$cells = array();
foreach ($eventful_days as $day_key => $events) {
// Set the date into the key
$events_titles = array();
foreach ($events as $event) {
$events_titles[] = eme_replace_placeholders($event_title_format, $event, "text");
}
$link_title = implode($event_title_separator_format, $events_titles);
$cal_day_link = eme_calendar_day_url($day_key);
// Let's add the possible options
// template_id is not being used per event
if (!empty($location_id)) {
$cal_day_link = add_query_arg(array('location_id' => $location_id), $cal_day_link);
}
if (!empty($category)) {
$cal_day_link = add_query_arg(array('category' => $category), $cal_day_link);
}
if (!empty($notcategory)) {
$cal_day_link = add_query_arg(array('notcategory' => $scope), $cal_day_link);
}
if (!empty($author)) {
$cal_day_link = add_query_arg(array('author' => $author), $cal_day_link);
}
if (!empty($contact_person)) {
$cal_day_link = add_query_arg(array('contact_person' => $contact_person), $cal_day_link);
}
$event_date = explode('-', $day_key);
$event_day = ltrim($event_date[2], '0');
$cells[$day_key] = "<a title='{$link_title}' href='{$cal_day_link}'>{$event_day}</a>";
if ($full) {
$cells[$day_key] .= "<ul class='eme-calendar-day-event'>";
foreach ($events as $event) {
$cells[$day_key] .= eme_replace_placeholders($event_format, $event);
}
$cells[$day_key] .= "</ul>";
}
}
// If previous month
$isPreviousMonth = $iFirstDayDow > 0;
// Initial day on the calendar
$iCalendarDay = $isPreviousMonth ? $iPrevShowFrom : 1;
$isNextMonth = false;
$sCalTblRows = '';
// Generate rows for the calendar
for ($i = 0; $i < 6; $i++) {
// 6-weeks range
if ($isNextMonth) {
continue;
}
$sCalTblRows .= "<tr>";
for ($j = 0; $j < 7; $j++) {
// 7 days a week
// we need the calendar day with 2 digits for the planned events
$iCalendarDay_padded = sprintf("%02d", $iCalendarDay);
if ($isPreviousMonth) {
$calstring = "{$iPrevYear}-{$iPrevMonth}-{$iCalendarDay_padded}";
} elseif ($isNextMonth) {
$calstring = "{$iNextYear}-{$iNextMonth}-{$iCalendarDay_padded}";
} else {
$calstring = "{$iSelectedYear}-{$iSelectedMonth}-{$iCalendarDay_padded}";
}
// each day in the calendar has the name of the day as a class by default
$eme_date_obj = new ExpressiveDate($calstring, $eme_timezone);
$sClass = $eme_date_obj->format('D');
if (isset($cells[$calstring])) {
if ($isPreviousMonth) {
$sClass .= " eventful-pre event-day-{$iCalendarDay}";
} elseif ($isNextMonth) {
$sClass .= " eventful-post event-day-{$iCalendarDay}";
} elseif ($calstring == "{$iNowYear}-{$iNowMonth}-{$iNowDay}") {
$sClass .= " eventful-today event-day-{$iCalendarDay}";
} else {
$sClass .= " eventful event-day-{$iCalendarDay}";
}
$sCalTblRows .= '<td class="' . $sClass . '">' . $cells[$calstring] . "</td>\n";
} else {
if ($isPreviousMonth) {
$sClass .= " eventless-pre";
} elseif ($isNextMonth) {
$sClass .= " eventless-post";
} elseif ($calstring == "{$iNowYear}-{$iNowMonth}-{$iNowDay}") {
$sClass .= " eventless-today";
} else {
$sClass .= " eventless";
}
$sCalTblRows .= '<td class="' . $sClass . '">' . $iCalendarDay . "</td>\n";
}
// Next day
$iCalendarDay++;
if ($isPreviousMonth && $iCalendarDay > $iPrevDaysInMonth) {
$isPreviousMonth = false;
$iCalendarDay = 1;
}
if (!$isPreviousMonth && !$isNextMonth && $iCalendarDay > $iDaysInMonth) {
$isNextMonth = true;
$iCalendarDay = 1;
}
}
$sCalTblRows .= "</tr>\n";
}
$weekdays = array(__('Sunday'), __('Monday'), __('Tuesday'), __('Wednesday'), __('Thursday'), __('Friday'), __('Saturday'));
$sCalDayNames = "";
// respect the beginning of the week offset
for ($i = $start_of_week; $i < $start_of_week + 7; $i++) {
$j = $i;
if ($j == 7) {
$j -= 7;
}
if ($full) {
$sCalDayNames .= "<td>" . $wp_locale->get_weekday_abbrev($weekdays[$j]) . "</td>";
} else {
$sCalDayNames .= "<td>" . $wp_locale->get_weekday_initial($weekdays[$j]) . "</td>";
}
}
// the real links are created via jquery when clicking on the prev-month or next-month class-links
$previous_link = "<a class='prev-month' href=\"#\"><<</a>";
$next_link = "<a class='next-month' href=\"#\">>></a>";
$random = rand(100, 200);
$full ? $class = 'eme-calendar-full' : ($class = 'eme-calendar');
$calendar = "<div class='{$class}' id='eme-calendar-{$random}'>";
if ($full) {
$fullclass = 'fullcalendar';
$head = "<td class='month_name' colspan='7'>{$previous_link} {$next_link} {$cal_datestring}</td>\n";
} else {
$fullclass = '';
$head = "<td>{$previous_link}</td><td class='month_name' colspan='5'>{$cal_datestring}</td><td>{$next_link}</td>\n";
}
// Build the heading portion of the calendar table
$calendar .= "<table class='eme-calendar-table {$fullclass}'>\n" . "<thead>\n<tr>\n" . $head . "</tr>\n</thead>\n" . "<tr class='days-names'>\n" . $sCalDayNames . "</tr>\n";
$calendar .= $sCalTblRows;
$calendar .= "</table>\n</div>";
// we generate the onclick javascript per calendar div
// this is important if more than one calendar exists on the page
$calendar .= "<script type='text/javascript'>\n jQuery('#eme-calendar-" . $random . " a.prev-month').click(function(e){\n e.preventDefault();\n tableDiv = jQuery('#eme-calendar-" . $random . "');\n loadCalendar(tableDiv, '{$full}', '{$long_events}','{$iPrevMonth}','{$iPrevYear}','{$category}','{$author}','{$contact_person}','{$location_id}','{$notcategory}','{$template_id}');\n } );\n jQuery('#eme-calendar-" . $random . " a.next-month').click(function(e){\n e.preventDefault();\n tableDiv = jQuery('#eme-calendar-" . $random . "');\n loadCalendar(tableDiv, '{$full}', '{$long_events}','{$iNextMonth}','{$iNextYear}','{$category}','{$author}','{$contact_person}','{$location_id}','{$notcategory}','{$template_id}');\n } );\n </script>";
$output = $calendar;
if ($echo) {
echo $output;
} else {
return $output;
}
}