@ -1,8 +1,17 @@
<?php
/**
* @file include/datetime.php
* @brief Some functions for date and time related tasks.
*/
// two-level sort for timezones.
if(! function_exists('timezone_cmp')) {
/**
* @brief Two-level sort for timezones.
*
* @param string $a
* @param string $b
* @return int
*/
function timezone_cmp($a, $b) {
if(strstr($a,'/') & & strstr($b,'/')) {
if ( t($a) == t($b)) return 0;
@ -11,11 +20,16 @@ function timezone_cmp($a, $b) {
if(strstr($a,'/')) return -1;
if(strstr($b,'/')) return 1;
if ( t($a) == t($b)) return 0;
return ( t($a) < t ( $ b ) ) ? -1 : 1 ;
}}
}
// emit a timezone selector grouped (primarily) by continent
if(! function_exists('select_timezone')) {
/**
* @brief Emit a timezone selector grouped (primarily) by continent
*
* @param string $current Timezone
* @return string Parsed HTML output
*/
function select_timezone($current = 'America/Los_Angeles') {
$timezone_identifiers = DateTimeZone::listIdentifiers();
@ -52,13 +66,25 @@ function select_timezone($current = 'America/Los_Angeles') {
}
$o .= '< / optgroup > < / select > ';
return $o;
}}
}
// return a select using 'field_select_raw' template, with timezones
// groupped (primarily) by continent
// arguments follow convetion as other field_* template array:
// 'name', 'label', $value, 'help'
if (!function_exists('field_timezone')){
/**
* @brief Generating a Timezone selector
*
* Return a select using 'field_select_raw' template, with timezones
* groupped (primarily) by continent
* arguments follow convetion as other field_* template array:
* 'name', 'label', $value, 'help'
*
* @param string $name Name of the selector
* @param string $label Label for the selector
* @param string $current Timezone
* @param string $help Help text
*
* @return string Parsed HTML
*/
function field_timezone($name='timezone', $label='', $current = 'America/Los_Angeles', $help){
$options = select_timezone($current);
$options = str_replace('< select id = "timezone_select" name = "timezone" > ','', $options);
@ -69,15 +95,19 @@ function field_timezone($name='timezone', $label='', $current = 'America/Los_Ang
'$field' => array($name, $label, $current, $help, $options),
));
}}
// General purpose date parse/convert function.
// $from = source timezone
// $to = dest timezone
// $s = some parseable date/time string
// $fmt = output format
}
if(! function_exists('datetime_convert')) {
/**
* @brief General purpose date parse/convert function.
*
* @param string $from Source timezone
* @param string $to Dest timezone
* @param string $s Some parseable date/time string
* @param string $fmt Output format recognised from php's DateTime class
* http://www.php.net/manual/en/datetime.format.php
*
* @return string Formatted date according to given format
*/
function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d H:i:s") {
// Defaults to UTC if nothing is set, but throws an exception if set to empty string.
@ -123,14 +153,20 @@ function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d
}
$d->setTimeZone($to_obj);
return($d->format($fmt));
}}
return($d->format($fmt));
}
// wrapper for date selector, tailored for use in birthday fields
/**
* @brief Wrapper for date selector, tailored for use in birthday fields.
*
* @param string $dob Date of Birth
* @return string
*/
function dob($dob) {
list($year,$month,$day) = sscanf($dob,'%4d-%2d-%2d');
$f = get_config('system','birthday_input_format');
if(! $f)
$f = 'ymd';
@ -138,62 +174,69 @@ function dob($dob) {
$value = '';
else
$value = (($year) ? datetime_convert('UTC','UTC',$dob,'Y-m-d') : datetime_convert('UTC','UTC',$dob,'m-d'));
$o = '< input type = "text" name = "dob" value = "' . $value . '" placeholder = "' . t('YYYY-MM-DD or MM-DD') . '" / > ';
// if ($dob & & $dob != '0000-00-00')
// $o = datesel($f,mktime(0,0,0,0,0,1900),mktime(),mktime(0,0,0,$month,$day,$year),'dob');
// else
// $o = datesel($f,mktime(0,0,0,0,0,1900),mktime(),false,'dob');
return $o;
}
/**
* returns a date selector
* @param $format
* format string, e.g. 'ymd' or 'mdy'. Not currently supported
* @param $min
* unix timestamp of minimum date
* @param $max
* unix timestap of maximum date
* @param $default
* unix timestamp of default date
* @param $id
* id and name of datetimepicker (defaults to "datetimepicker")
* @brief Returns a date selector
*
* @param string $format
* Format string, e.g. 'ymd' or 'mdy'. Not currently supported
* @param string $min
* Unix timestamp of minimum date
* @param string $max
* Unix timestap of maximum date
* @param string $default
* Unix timestamp of default date
* @param string $id
* ID and name of datetimepicker (defaults to "datetimepicker")
*
* @return string Parsed HTML output.
*/
if(! function_exists('datesel')) {
function datesel($format, $min, $max, $default, $id = 'datepicker') {
return datetimesel($format,$min,$max,$default,$id,true,false, '','');
}}
}
/**
* returns a time selector
* @param $format
* format string, e.g. 'ymd' or 'mdy'. Not currently supported
* @brief Returns a time selector
*
* @param string $format
* Format string, e.g. 'ymd' or 'mdy'. Not currently supported
* @param $h
* a lready selected hour
* A lready selected hour
* @param $m
* already selected minute
* @param $id
* id and name of datetimepicker (defaults to "timepicker")
* Already selected minute
* @param string $id
* ID and name of datetimepicker (defaults to "timepicker")
*
* @return string Parsed HTML output.
*/
if(! function_exists('timesel')) {
function timesel($format, $h, $m, $id='timepicker') {
return datetimesel($format,new DateTime(),new DateTime(),new DateTime("$h:$m"),$id,false,true);
}}
}
/**
* @brief Returns a datetime selector.
*
* @param $format
* @param string $format
* format string, e.g. 'ymd' or 'mdy'. Not currently supported
* @param $min
* @param string $min
* unix timestamp of minimum date
* @param $max
* @param string $max
* unix timestap of maximum date
* @param $default
* @param string $default
* unix timestamp of default date
* @param string $id
* id and name of datetimepicker (defaults to "datetimepicker")
* @param boolean $pickdate
* @param bool $pickdate
* true to show date picker (default)
* @param boolean $picktime
* true to show time picker (default)
@ -201,17 +244,15 @@ function timesel($format, $h, $m, $id='timepicker') {
* set minimum date from picker with id $minfrom (none by default)
* @param $maxfrom
* set maximum date from picker with id $maxfrom (none by default)
* @param boolean $required default false
* @param bool $required default false
*
* @return string Parsed HTML output.
*
* @todo Once browser support is better this could probably be replaced with
* native HTML5 date picker.
*/
if(! function_exists('datetimesel')) {
function datetimesel($format, $min, $max, $default, $id = 'datetimepicker', $pickdate = true, $picktime = true, $minfrom = '', $maxfrom = '', $required = false) {
$a = get_app();
// First day of the week (0 = Sunday)
$firstDay = get_pconfig(local_user(),'system','first_day_of_week');
if ($firstDay === false) $firstDay=0;
@ -224,43 +265,58 @@ function datetimesel($format, $min, $max, $default, $id = 'datetimepicker', $pic
$o = '';
$dateformat = '';
if($pickdate) $dateformat .= 'Y-m-d';
if($pickdate & & $picktime) $dateformat .= ' ';
if($picktime) $dateformat .= 'H:i';
$minjs = $min ? ",minDate: new Date({$min->getTimestamp()}*1000), yearStart: " . $min->format('Y') : '';
$maxjs = $max ? ",maxDate: new Date({$max->getTimestamp()}*1000), yearEnd: " . $max->format('Y') : '';
$input_text = $default ? 'value="' . date($dateformat, $default->getTimestamp()) . '"' : '';
$defaultdatejs = $default ? ",defaultDate: new Date({$default->getTimestamp()}*1000)" : '';
$pickers = '';
if(!$pickdate) $pickers .= ',datepicker: false';
if(!$picktime) $pickers .= ',timepicker: false';
$extra_js = '';
$pickers .= ",dayOfWeekStart: ".$firstDay.",lang:'".$lang."'";
if($minfrom != '')
$extra_js .= "\$('#$minfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#$id').data('xdsoft_datetimepicker').setOptions({minDate: currentDateTime})}})";
if($maxfrom != '')
$extra_js .= "\$('#$maxfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#$id').data('xdsoft_datetimepicker').setOptions({maxDate: currentDateTime})}})";
$readable_format = $dateformat;
$readable_format = str_replace('Y','yyyy',$readable_format);
$readable_format = str_replace('m','mm',$readable_format);
$readable_format = str_replace('d','dd',$readable_format);
$readable_format = str_replace('H','HH',$readable_format);
$readable_format = str_replace('i','MM',$readable_format);
$o .= "< div class = 'date' > < input type = 'text' placeholder = '$readable_format' name = '$id' id = '$id' $ input_text / > ";
$o .= '< / div > ';
$o .= "< script type = 'text/javascript' > " ;
$o .= "\$(function () {var picker = \$('#$id').datetimepicker({step:5,format:'$dateformat' $minjs $maxjs $pickers $defaultdatejs}); $extra_js})";
$o .= "< / script > ";
return $o;
}}
// implements "3 seconds ago" etc.
// based on $posted_date, (UTC).
// Results relative to current timezone
// Limited to range of timestamps
return $o;
}
if(! function_exists('relative_date')) {
/**
* @brief Returns a relative date string.
*
* Implements "3 seconds ago" etc.
* Based on $posted_date, (UTC).
* Results relative to current timezone.
* Limited to range of timestamps.
*
* @param string $posted_date
* @param string $format (optional) Parsed with sprintf()
* < tt > %1$d %2$s ago< / tt > , e.g. 22 hours ago, 1 minute ago
*
* @return string with relative date
*/
function relative_date($posted_date,$format = null) {
$localtime = datetime_convert('UTC',date_default_timezone_get(),$posted_date);
@ -300,23 +356,33 @@ function relative_date($posted_date,$format = null) {
// translators - e.g. 22 hours ago, 1 minute ago
if(! $format)
$format = t('%1$d %2$s ago');
return sprintf( $format,$r, (($r == 1) ? $str[0] : $str[1]));
}
}
}}
return sprintf( $format,$r, (($r == 1) ? $str[0] : $str[1]));
}
}
}
// Returns age in years, given a date of birth,
// the timezone of the person whose date of birth is provided,
// and the timezone of the person viewing the result.
// Why? Bear with me. Let's say I live in Mittagong, Australia, and my
// birthday is on New Year's. You live in San Bruno, California.
// When exactly are you going to see my age increase?
// A: 5:00 AM Dec 31 San Bruno time. That's precisely when I start
// celebrating and become a year older. If you wish me happy birthday
// on January 1 (San Bruno time), you'll be a day late.
/**
* @brief Returns timezone correct age in years.
*
* Returns the age in years, given a date of birth, the timezone of the person
* whose date of birth is provided, and the timezone of the person viewing the
* result.
*
* Why? Bear with me. Let's say I live in Mittagong, Australia, and my birthday
* is on New Year's. You live in San Bruno, California.
* When exactly are you going to see my age increase?
*
* A: 5:00 AM Dec 31 San Bruno time. That's precisely when I start celebrating
* and become a year older. If you wish me happy birthday on January 1
* (San Bruno time), you'll be a day late.
*
* @param string $dob Date of Birth
* @param string $owner_tz (optional) Timezone of the person of interest
* @param string $viewer_tz (optional) Timezone of the person viewing
*
* @return int Age in years
*/
function age($dob,$owner_tz = '',$viewer_tz = '') {
if(! intval($dob))
return 0;
@ -333,64 +399,79 @@ function age($dob,$owner_tz = '',$viewer_tz = '') {
if(($curr_month < $month) || (($curr_month == $month) & & ($curr_day < $day)))
$year_diff--;
return $year_diff;
}
// Get days in month
// get_dim($year, $month);
// returns number of days.
// $month[1] = 'January';
// to match human usage.
if(! function_exists('get_dim')) {
/**
* @brief Get days of a month in a given year.
*
* Returns number of days in the month of the given year.
* $m = 1 is 'January' to match human usage.
*
* @param int $y Year
* @param int $m Month (1=January, 12=December)
*
* @return int Number of days in the given month
*/
function get_dim($y,$m) {
$dim = array( 0,
31, 28, 31, 30, 31, 30,
31, 31, 30, 31, 30, 31);
if($m != 2)
return $dim[$m];
if(((($y % 4) == 0) & & (($y % 100) != 0)) || (($y % 400) == 0))
return 29;
return $dim[2];
}}
$dim = array( 0,
31, 28, 31, 30, 31, 30,
31, 31, 30, 31, 30, 31);
if($m != 2)
return $dim[$m];
// Returns the first day in month for a given month, year
// get_first_dim($year,$month)
// returns 0 = Sunday through 6 = Saturday
// Months start at 1.
if(! function_exists('get_first_dim')) {
function get_first_dim($y,$m) {
$d = sprintf('%04d-%02d-01 00:00', intval($y), intval($m));
return datetime_convert('UTC','UTC',$d,'w');
}}
// output a calendar for the given month, year.
// if $links are provided (array), e.g. $links[12] => 'http://mylink' ,
// date 12 will be linked appropriately. Today's date is also noted by
// altering td class.
// Months count from 1.
if(((($y % 4) == 0) & & (($y % 100) != 0)) || (($y % 400) == 0))
return 29;
return $dim[2];
}
/// @TODO Provide (prev,next) links, define class variations for different size calendars
/**
* @brief Returns the first day in month for a given month, year.
*
* Months start at 1.
*
* @param int $y Year
* @param int $m Month (1=January, 12=December)
*
* @return string day 0 = Sunday through 6 = Saturday
*/
function get_first_dim($y,$m) {
$d = sprintf('%04d-%02d-01 00:00', intval($y), intval($m));
return datetime_convert('UTC','UTC',$d,'w');
}
if(! function_exists('cal')) {
/**
* @brief Output a calendar for the given month, year.
*
* If $links are provided (array), e.g. $links[12] => 'http://mylink' ,
* date 12 will be linked appropriately. Today's date is also noted by
* altering td class.
* Months count from 1.
*
* @param int $y Year
* @param int $m Month
* @param bool $links (default false)
* @param string $class
*
* @return string
*
* @todo Provide (prev,next) links, define class variations for different size calendars
*/
function cal($y = 0,$m = 0, $links = false, $class='') {
// month table - start at 1 to match human usage.
$mtab = array(' ',
'January','February','March',
'April','May','June',
'July','August','September',
'October','November','December'
'January','February','March',
'April','May','June',
'July','August','September',
'October','November','December'
);
$thisyear = datetime_convert('UTC',date_default_timezone_get(),'now','Y');
@ -400,54 +481,63 @@ function cal($y = 0,$m = 0, $links = false, $class='') {
if(! $m)
$m = intval($thismonth);
$dn = array('Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday');
$f = get_first_dim($y,$m);
$l = get_dim($y,$m);
$d = 1;
$dow = 0;
$started = false;
$dn = array('Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday');
$f = get_first_dim($y,$m);
$l = get_dim($y,$m);
$d = 1;
$dow = 0;
$started = false;
if(($y == $thisyear) & & ($m == $thismonth))
$tddate = intval(datetime_convert('UTC',date_default_timezone_get(),'now','j'));
if(($y == $thisyear) & & ($m == $thismonth))
$tddate = intval(datetime_convert('UTC',date_default_timezone_get(),'now','j'));
$str_month = day_translate($mtab[$m]);
$o = '< table class = "calendar' . $class . '" > ';
$o .= "< caption > $str_month $y< / caption > < tr > ";
for($a = 0; $a < 7 ; $ a + + )
$o .= '< th > ' . mb_substr(day_translate($dn[$a]),0,3,'UTF-8') . '< / th > ';
$o .= '< / tr > < tr > ';
while($d < = $l) {
if(($dow == $f) & & (! $started))
$started = true;
$today = (((isset($tddate)) & & ($tddate == $d)) ? "class=\"today\" " : '');
$o .= "< td $ today > ";
$day = str_replace(' ',' ',sprintf('%2.2d', $d));
if($started) {
if(is_array($links) & & isset($links[$d]))
$o .= "< a href = \"{$links[$d]}\" > $day< / a > ";
else
$o .= $day;
$d ++;
}
else
$o .= ' ';
$o .= '< / td > ';
$dow ++;
if(($dow == 7) & & ($d < = $l)) {
$dow = 0;
$o .= '< / tr > < tr > ';
}
}
if($dow)
for($a = $dow; $a < 7 ; $ a + + )
$o .= '< td > < / td > ';
$o .= '< / tr > < / table > '."\r\n";
return $o;
}}
$o = '< table class = "calendar' . $class . '" > ';
$o .= "< caption > $str_month $y< / caption > < tr > ";
for($a = 0; $a < 7 ; $ a + + )
$o .= '< th > ' . mb_substr(day_translate($dn[$a]),0,3,'UTF-8') . '< / th > ';
$o .= '< / tr > < tr > ';
while($d < = $l) {
if(($dow == $f) & & (! $started))
$started = true;
$today = (((isset($tddate)) & & ($tddate == $d)) ? "class=\"today\" " : '');
$o .= "< td $ today > ";
$day = str_replace(' ',' ',sprintf('%2.2d', $d));
if($started) {
if(is_array($links) & & isset($links[$d]))
$o .= "< a href = \"{$links[$d]}\" > $day< / a > ";
else
$o .= $day;
$d ++;
} else {
$o .= ' ';
}
$o .= '< / td > ';
$dow ++;
if(($dow == 7) & & ($d < = $l)) {
$dow = 0;
$o .= '< / tr > < tr > ';
}
}
if($dow)
for($a = $dow; $a < 7 ; $ a + + )
$o .= '< td > < / td > ';
$o .= '< / tr > < / table > '."\r\n";
return $o;
}
/**
* @brief Create a birthday event.
*
* Update the year and the birthday.
*/
function update_contact_birthdays() {
// This only handles foreign or alien networks where a birthday has been provided.
@ -474,8 +564,6 @@ function update_contact_birthdays() {
$bdtext = sprintf( t('%s\'s birthday'), $rr['name']);
$bdtext2 = sprintf( t('Happy Birthday %s'), ' [url=' . $rr['url'] . ']' . $rr['name'] . '[/url]') ;
$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`,`adjust`)
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%d' ) ",
intval($rr['uid']),
Fabrixxm
7 years ago