X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fdatetime.php;h=287e9a2d84a232bf666b54d38f66ab55c3c5cb1b;hb=a941199760420298d5977b285e2016d860b1e073;hp=8d4961cd7c39334776487958711a40e99036ac10;hpb=0b5ef73d4a1459ce76e0eed65d9825f2807120af;p=friendica.git

diff --git a/include/datetime.php b/include/datetime.php
index 8d4961cd7c..287e9a2d84 100644
--- a/include/datetime.php
+++ b/include/datetime.php
@@ -126,7 +126,7 @@ function datetime_convert($from = 'UTC', $to = 'UTC', $s = 'now', $fmt = "Y-m-d
 	// add 32 days so that we at least get year 00, and then hack around the fact that
 	// months and days always start with 1.
 
-	if(substr($s,0,10) == '0000-00-00') {
+	if(substr($s,0,10) <= '0001-01-01') {
 		$d = new DateTime($s . ' + 32 days', new DateTimeZone('UTC'));
 		return str_replace('1','0',$d->format($fmt));
 	}
@@ -171,7 +171,7 @@ function dob($dob) {
 	$f = get_config('system','birthday_input_format');
 	if(! $f)
 		$f = 'ymd';
-	if($dob === '0000-00-00')
+	if($dob <= '0001-01-01')
 		$value = '';
 	else
 		$value = (($year) ? datetime_convert('UTC','UTC',$dob,'Y-m-d') : datetime_convert('UTC','UTC',$dob,'m-d'));
@@ -189,7 +189,7 @@ function dob($dob) {
 		)
 	));
 
-//	if ($dob && $dob != '0000-00-00')
+//	if ($dob && $dob > '0001-01-01')
 //		$o = datesel($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');
@@ -339,7 +339,7 @@ function relative_date($posted_date, $format = null) {
 
 	$abs = strtotime($localtime);
 
-	if (is_null($posted_date) || $posted_date === '0000-00-00 00:00:00' || $abs === False) {
+	if (is_null($posted_date) || $posted_date <= NULL_DATE || $abs === False) {
 		 return t('never');
 	}
 
@@ -553,7 +553,7 @@ function update_contact_birthdays() {
 	// This only handles foreign or alien networks where a birthday has been provided.
 	// In-network birthdays are handled within local_delivery
 
-	$r = q("SELECT * FROM contact WHERE `bd` != '' AND `bd` != '0000-00-00' AND SUBSTRING(`bd`,1,4) != `bdyear` ");
+	$r = q("SELECT * FROM contact WHERE `bd` != '' AND `bd` > '0001-01-01' AND SUBSTRING(`bd`,1,4) != `bdyear` ");
 	if (dbm::is_result($r)) {
 		foreach ($r as $rr) {