/**
* Format a timestamp
*
* This function can convert an input timestamp into specific PHP strftime() outputs, including applying necessary timezone calculations.
*
* @access public
* @param string Output format for the timestamp
* @param int Timestamp to use for displaying
* @param boolean Indicates, if timezone calculations shall be used.
* @param boolean Whether to use strftime or simply date
* @return string The formatted timestamp
*/
function serendipity_strftime($format, $timestamp = null, $useOffset = true, $useDate = false)
{
global $serendipity;
static $is_win_utf = null;
if ($is_win_utf === null) {
// Windows does not have UTF-8 locales.
$is_win_utf = LANG_CHARSET == 'UTF-8' && strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' ? true : false;
}
if ($useDate) {
$out = date($format, $timestamp);
} else {
switch ($serendipity['calendar']) {
default:
case 'gregorian':
if ($timestamp == null) {
$timestamp = serendipity_serverOffsetHour();
} elseif ($useOffset) {
$timestamp = serendipity_serverOffsetHour($timestamp);
}
$out = strftime($format, $timestamp);
break;
case 'persian-utf8':
if ($timestamp == null) {
$timestamp = serendipity_serverOffsetHour();
} elseif ($useOffset) {
$timestamp = serendipity_serverOffsetHour($timestamp);
}
require_once S9Y_INCLUDE_PATH . 'include/functions_calendars.inc.php';
$out = persian_strftime_utf($format, $timestamp);
break;
}
}
if ($is_win_utf && (empty($serendipity['calendar']) || $serendipity['calendar'] == 'gregorian')) {
$out = utf8_encode($out);
}
return $out;
}
/**
* Format a string according to Persian calendar (UTF)
*
* @author Omid Mottaghi
* @access public
* @param string Formatting string
* @param int Timestamp to format
* @return string Formatted local time/date according to locale settings
*/
function persian_strftime_utf($format, $timestamp = '')
{
if ($timestamp == '') {
$timestamp = mktime();
}
$g_d = date('j', $timestamp);
$g_m = date('n', $timestamp);
$g_y = date('Y', $timestamp);
list($jy, $jm, $jd, $j_all_days) = g2p($g_y, $g_m, $g_d);
$j_month_name = array('', 'فروردین', 'اردیبهشت', 'خرداد', 'تیر', 'مرداد', 'شهریور', 'مهر', 'آبان', 'آذر', 'دی', 'بهمن', 'اسفند');
$j_week_name = array('Saturday' => 'شنبه', 'Sunday' => 'یک شنبه', 'Monday' => 'دوشنبه', 'Tuesday' => 'سه شنبه', 'Wednesday' => 'چهارشنبه', 'Thursday' => 'پنج شنبه', 'Friday' => 'جمعه', 'Sat' => 'ش', 'Sun' => 'ی', 'Mon' => 'د', 'Tue' => 'س', 'Wed' => 'چ', 'Thu' => 'پ', 'Fri' => 'ج');
$j_week_number = array('Sat' => '1', 'Sun' => '2', 'Mon' => '3', 'Tue' => '4', 'Wed' => '5', 'Thu' => '6', 'Fri' => '7');
// calculate string
$output_str = '';
for ($i = 0; $i < strlen($format); $i++) {
if ($format[$i] == '%') {
$i++;
switch ($format[$i]) {
case 'a':
$output_str .= $j_week_name[date('D', $timestamp)];
break;
case 'A':
$output_str .= $j_week_name[date('l', $timestamp)];
break;
case 'b':
case 'B':
case 'h':
$output_str .= $j_month_name[$jm];
break;
case 'c':
$output_str .= persian_strftime_utf('%y/%m/%d %I:%M:%S', $timestamp);
break;
case 'C':
$output_str .= floor($jy / 100);
break;
case 'd':
if ($jd < 10) {
$output_str .= '0' . $jd;
} else {
$output_str .= $jd;
}
break;
case 'D':
$output_str .= $jy . '/' . $jm . '/' . $jd;
break;
case 'e':
if ($jd < 10) {
$output_str .= ' ' . $jd;
} else {
$output_str .= $jd;
}
break;
case 'H':
$output_str .= date('H', $timestamp);
break;
case 'I':
$output_str .= date('h', $timestamp);
break;
case 'j':
$output_str .= sprintf('%03d', $j_all_days);
break;
case 'm':
if ($jm < 10) {
$output_str .= '0' . $jm;
} else {
$output_str .= $jm;
}
break;
case 'M':
$output_str .= date('i', $timestamp);
break;
case 'n':
$output_str .= "\n";
break;
case 'r':
case 'p':
if (date('a', $timestamp) == 'pm') {
$output_str .= 'بعد از ظهر';
} else {
$output_str .= 'قبل از ظهر';
}
break;
case 'R':
$output_str .= strftime('%R', $timestamp);
break;
case 'S':
$output_str .= date('s', $timestamp);
break;
case 't':
$output_str .= "\t";
break;
case 'U':
case 'V':
case 'W':
$output_str .= sprintf('%02d', floor(($j_all_days + 1) / 7));
break;
case 'u':
case 'w':
$output_str .= $j_week_number[date('D', $timestamp)];
break;
case 'x':
$output_str .= persian_strftime_utf('%y/%m/%d', $timestamp);
break;
case 'X':
$output_str .= persian_strftime_utf('%I:%M:%S', $timestamp);
break;
case 'g':
case 'y':
$output_str .= $jy - floor($jy / 100) * 100;
break;
case 'G':
case 'Y':
$output_str .= $jy;
break;
case 'z':
case 'Z':
$output_str .= strftime('%z', $timestamp);
break;
case '%':
$output_str .= '%';
break;
}
} else {
$output_str .= $format[$i];
}
}
return $output_str;
}
function generate_content(&$title)
{
global $serendipity;
$title = $this->title;
// Usage of serendipity_serverOffsetHour is as follow:
// * Whenever a date to display needs to be set, apply the timezone offset
// * Whenever we USE the date anywhere in the database, subtract the timezone offset
// * Whenever we DISPLAY the date, we do not apply additional timezone addition to it.
if (!isset($serendipity['GET']['calendarZoom'])) {
if (!isset($serendipity['range'])) {
$serendipity['GET']['calendarZoom'] = serendipity_serverOffsetHour(time());
} else {
$serendipity['GET']['calendarZoom'] = serendipity_serverOffsetHour($serendipity['range'][0]);
}
}
$month = date('m', serendipity_serverOffsetHour($serendipity['GET']['calendarZoom'], true));
$year = date('Y', serendipity_serverOffsetHour($serendipity['GET']['calendarZoom'], true));
$bow = (int) $this->get_config('beginningOfWeek', 1);
// Check for faulty input, is so - run the default
if ($bow > 6) {
$bow = 1;
}
// Catch faulty month
$month = (int) $month;
if ($month < 1) {
$month = 1;
}
switch ($serendipity['calendar']) {
default:
case 'gregorian':
// How many days does the month have?
$ts = strtotime($year . '-' . sprintf('%02d', $month) . '-01');
$now = serendipity_serverOffsetHour(time());
$nrOfDays = date('t', $ts);
$firstDayWeekDay = date('w', $ts);
$firstts = $ts;
$endts = mktime(0, 0, 0, $month + 1, 1, $year);
break;
case 'persian-utf8':
require_once S9Y_INCLUDE_PATH . 'include/functions_calendars.inc.php';
list(, $jy, $jm, $jd) = $serendipity['uriArguments'];
if (isset($jd) && $jd) {
list($gy, $gm, $gd) = p2g($jy, $jm, $jd);
} elseif (isset($jm) && $jm) {
list($gy, $gm, $gd) = p2g($jy, $jm, 1);
} else {
$gy = $year;
$gm = $month;
$gd = (int) date('d');
}
list($year, $month, $day) = g2p($gy, $gm, $gd);
// How many days does the month have?
$ts = strtotime($gy . '-' . sprintf('%02d', $gm) . '-' . sprintf('%02d', $gd));
$now = serendipity_serverOffsetHour(time());
$nrOfDays = persian_strftime_utf('%m', $ts);
$j_days_in_month = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
if ($year % 4 == 3 && $nrOfDays == 12) {
$nrOfDays = $j_days_in_month[(int) $nrOfDays] + 1;
} else {
$nrOfDays = $j_days_in_month[(int) $nrOfDays];
}
// Calculate first timestamp of the month
list($firstgy, $firstgm, $firstgd) = p2g($year, $month, 1);
$firstts = mktime(0, 0, 0, $firstgm, $firstgd, $firstgy);
// Calculate first persian day, week day name
$firstDayWeekDay = date('w', $firstts);
// Calculate end timestamp of the month
list($end_year, $end_month, $end_day) = p2g($year, $month + 1, 1);
$endts = mktime(0, 0, 0, $end_month, $end_day, $end_year);
break;
}
// end switch
// Calculate the first day of the week, based on the beginning of the week ($bow)
if ($bow > $firstDayWeekDay) {
$firstDayWeekDay = $firstDayWeekDay + 7 - $bow;
} elseif ($bow < $firstDayWeekDay) {
$firstDayWeekDay = $firstDayWeekDay - $bow;
} else {
$firstDayWeekDay = 0;
}
// Calculate the number of next/previous month
if ($month > 1) {
$previousMonth = $month - 1;
$previousYear = $year;
} else {
$previousMonth = 12;
$previousYear = $year - 1;
}
if ($month < 12) {
$nextMonth = $month + 1;
$nextYear = $year;
} else {
$nextMonth = 1;
$nextYear = $year + 1;
}
// Get first and last entry
$minmax = serendipity_db_query("SELECT MAX(timestamp) AS max, MIN(timestamp) AS min FROM {$serendipity['dbPrefix']}entries");
if (!is_array($minmax) || !is_array($minmax[0]) || $minmax[0]['min'] < 1 || $minmax[0]['max'] < 1) {
// If no entry is available yet, allow scrolling a year back and forth
$minmax = array('0' => array('min' => mktime(0, 0, 0, 1, 1, date('Y', $now) - 1), 'max' => mktime(0, 0, 0, 1, 1, date('Y', $now) + 1)));
}
// Find out about diary entries
$add_query = '';
$base_query = '';
$cond = array();
$cond['and'] = "WHERE e.timestamp >= " . serendipity_serverOffsetHour($firstts, true) . "\n AND e.timestamp <= " . serendipity_serverOffsetHour($endts, true) . "\n " . (!serendipity_db_bool($serendipity['showFutureEntries']) ? " AND e.timestamp <= " . serendipity_db_time() : '') . "\n AND e.isdraft = 'false'";
serendipity_plugin_api::hook_event('frontend_fetchentries', $cond, array('noCache' => false, 'noSticky' => false, 'source' => 'calendar'));
// Event Calendar
$cat = $this->get_config('category', 'all');
if ($cat != 'all') {
$catid = (int) $cat;
} elseif (isset($serendipity['GET']['category'])) {
$catid = (int) $serendipity['GET']['category'];
} else {
$catid = false;
}
if ($catid) {
$base_query = 'C' . $catid;
$add_query = '/' . $base_query;
$querystring = "SELECT timestamp\n FROM {$serendipity['dbPrefix']}category c,\n {$serendipity['dbPrefix']}entrycat ec,\n {$serendipity['dbPrefix']}entries e\n {$cond['joins']}\n {$cond['and']}\n AND e.id = ec.entryid\n AND c.categoryid = ec.categoryid\n AND (" . serendipity_getMultiCategoriesSQL($catid) . ")";
}
if (!isset($querystring)) {
$querystring = "SELECT id, timestamp\n FROM {$serendipity['dbPrefix']}entries e\n {$cond['joins']}\n {$cond['and']}";
}
$rows = serendipity_db_query($querystring);
switch ($serendipity['calendar']) {
default:
case 'gregorian':
$activeDays = array();
if (is_array($rows)) {
foreach ($rows as $row) {
$row['timestamp'] = serendipity_serverOffsetHour($row['timestamp']);
$activeDays[date('j', $row['timestamp'])] = $row['timestamp'];
}
}
$today_day = date('j', $now);
$today_month = date('m', $now);
$today_year = date('Y', $now);
break;
case 'persian-utf8':
$activeDays = array();
if (is_array($rows)) {
foreach ($rows as $row) {
$row['timestamp'] = serendipity_serverOffsetHour($row['timestamp']);
$activeDays[(int) persian_date_utf('j', $row['timestamp'])] = $row['timestamp'];
}
}
$today_day = persian_date_utf('j', $now);
$today_month = persian_date_utf('m', $now);
$today_year = persian_date_utf('Y', $now);
break;
}
// end switch
$externalevents = array();
if (serendipity_db_bool($this->get_config('enableExtEvents', false))) {
serendipity_plugin_api::hook_event('frontend_calendar', $externalevents, array('Month' => $month, 'Year' => $year, 'TS' => $ts, 'EndTS' => $endts));
}
// Print the calendar
$currDay = 1;
$nrOfRows = ceil(($nrOfDays + $firstDayWeekDay) / 7);
for ($x = 0; $x < 6; $x++) {
// Break out if we are out of days
if ($currDay > $nrOfDays) {
break;
}
// Prepare row
for ($y = 0; $y < 7; $y++) {
$cellProps = array();
$printDay = '';
$link = '';
if ($x == 0) {
$cellProps['FirstRow'] = 1;
}
if ($y == 0) {
$cellProps['FirstInRow'] = 1;
}
if ($y == 6) {
$cellProps['LastInRow'] = 1;
}
if ($x == $nrOfRows - 1) {
$cellProps['LastRow'] = 1;
}
// If it's not a blank day, we print the day
if (($x > 0 || $y >= $firstDayWeekDay) && $currDay <= $nrOfDays) {
$printDay = $currDay;
if ($today_day == $currDay && $today_month == $month && $today_year == $year) {
$cellProps['Today'] = 1;
}
if (isset($externalevents[$currDay])) {
if (isset($externalevents[$currDay]['Class'])) {
$cellProps[$externalevents[$currDay]['Class']] = 1;
}
if (isset($externalevents[$currDay]['Title'])) {
$cellProps['Title'] = htmlspecialchars($externalevents[$currDay]['Title']);
}
if (isset($externalevents[$currDay]['Extended'])) {
foreach ($externalevents[$currDay]['Extended'] as $ext_key => $ext_val) {
$cellProps[$ext_key] = $ext_val;
}
}
}
if (isset($activeDays[$currDay]) && $activeDays[$currDay] > 1) {
$cellProps['Active'] = 1;
$cellProps['Link'] = serendipity_archiveDateUrl(sprintf('%4d/%02d/%02d', $year, $month, $currDay) . $add_query);
}
$currDay++;
}
$smartyRows[$x]['days'][] = array('name' => $printDay, 'properties' => $cellProps, 'classes' => implode(' ', array_keys($cellProps)));
}
// end for
}
// end for
$serendipity['smarty']->assignByRef('plugin_calendar_weeks', $smartyRows);
$dow = array();
for ($i = 1; $i <= 7; $i++) {
$dow[] = array('date' => mktime(0, 0, 0, 3, $bow + $i - 1, 2004));
}
$serendipity['smarty']->assignByRef('plugin_calendar_dow', $dow);
$plugin_calendar_data = array('month_date' => $ts, 'uri_previous' => serendipity_archiveDateUrl(sprintf('%04d/%02d', $previousYear, $previousMonth) . $add_query), 'uri_month' => serendipity_archiveDateUrl(sprintf('%04d/%02d', $year, $month) . $add_query), 'uri_next' => serendipity_archiveDateUrl(sprintf('%04d/%02d', $nextYear, $nextMonth) . $add_query), 'minScroll' => $minmax[0]['min'], 'maxScroll' => $minmax[0]['max']);
$serendipity['smarty']->assignByRef('plugin_calendar_head', $plugin_calendar_data);
echo serendipity_smarty_fetch('CALENDAR', 'plugin_calendar.tpl');
}