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functions.php
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<?php
########################################################################
// Human Time Ago
// @param $timestamp => timestamp (mandatory)
// @param $now => timestamp (optionnal)
//
// Return time ago at human format (eg: 2 hours ago)
########################################################################
function time_ago( $timestamp, $now = 0, $lang = 'EN' ) {
$translations = json_decode(file_get_contents(SYS_PATH.'/core/json/translations.json'));
// Set up our variables.
$minute_in_seconds = 60;
$hour_in_seconds = $minute_in_seconds * 60;
$day_in_seconds = $hour_in_seconds * 24;
$week_in_seconds = $day_in_seconds * 7;
$month_in_seconds = $day_in_seconds * 30;
$year_in_seconds = $day_in_seconds * 365;
// Get the current time if a reference point has not been provided.
if ( 0 === $now ) {
$now = time();
}
if ( $timestamp == 0 ) {
$time_ago = 'We miss it';
}
else{
// Make sure the timestamp to check is in the past.
if ( $timestamp > $now ) {
throw new Exception( 'Timestamp is in the future' );
}
// Calculate the time difference between the current time reference point and the timestamp we're comparing.
$time_difference = (int) abs( $now - $timestamp );
// Calculate the time ago using the smallest applicable unit.
if ( $time_difference < $hour_in_seconds ) {
$difference_value = round( $time_difference / $minute_in_seconds );
$difference_label = 'MINUTE';
} elseif ( $time_difference < $day_in_seconds ) {
$difference_value = round( $time_difference / $hour_in_seconds );
$difference_label = 'HOUR';
} elseif ( $time_difference < $week_in_seconds ) {
$difference_value = round( $time_difference / $day_in_seconds );
$difference_label = 'DAY';
} elseif ( $time_difference < $month_in_seconds ) {
$difference_value = round( $time_difference / $week_in_seconds );
$difference_label = 'WEEK';
} elseif ( $time_difference < $year_in_seconds ) {
$difference_value = round( $time_difference / $month_in_seconds );
$difference_label = 'MONTH';
} else {
$difference_value = round( $time_difference / $year_in_seconds );
$difference_label = 'YEAR';
}
if ( $difference_value <= 1 ) {
$difference_label = $difference_label.'S';
$time_ago = $difference_value.' '.$translations->$difference_label->$lang;
} else {
$time_ago = $difference_value.' '.$translations->$difference_label->$lang;
}
}
return $time_ago;
}
########################################################################
// Percent calculator
// @param $val => int (mandatory)
// @param $val_total => int (mandatory)
//
// Return pourcent from total
########################################################################
function percent($val, $val_total) {
$count1 = $val_total / $val;
$count2 = $count1 * 100;
$count = number_format($count2, 0);
return $count;
}
########################################################################
// File datetime
// @param $file => string (mandatory)
//
// Return last_modified file format timestamp
########################################################################
function file_datetime($file){
$time = filemtime($file);
return $time;
}
if (!function_exists('http_response_code')) {
function http_response_code($code = NULL) {
if ($code !== NULL) {
switch ($code) {
case 100: $text = 'Continue'; break;
case 101: $text = 'Switching Protocols'; break;
case 200: $text = 'OK'; break;
case 201: $text = 'Created'; break;
case 202: $text = 'Accepted'; break;
case 203: $text = 'Non-Authoritative Information'; break;
case 204: $text = 'No Content'; break;
case 205: $text = 'Reset Content'; break;
case 206: $text = 'Partial Content'; break;
case 300: $text = 'Multiple Choices'; break;
case 301: $text = 'Moved Permanently'; break;
case 302: $text = 'Moved Temporarily'; break;
case 303: $text = 'See Other'; break;
case 304: $text = 'Not Modified'; break;
case 305: $text = 'Use Proxy'; break;
case 400: $text = 'Bad Request'; break;
case 401: $text = 'Unauthorized'; break;
case 402: $text = 'Payment Required'; break;
case 403: $text = 'Forbidden'; break;
case 404: $text = 'Not Found'; break;
case 405: $text = 'Method Not Allowed'; break;
case 406: $text = 'Not Acceptable'; break;
case 407: $text = 'Proxy Authentication Required'; break;
case 408: $text = 'Request Time-out'; break;
case 409: $text = 'Conflict'; break;
case 410: $text = 'Gone'; break;
case 411: $text = 'Length Required'; break;
case 412: $text = 'Precondition Failed'; break;
case 413: $text = 'Request Entity Too Large'; break;
case 414: $text = 'Request-URI Too Large'; break;
case 415: $text = 'Unsupported Media Type'; break;
case 500: $text = 'Internal Server Error'; break;
case 501: $text = 'Not Implemented'; break;
case 502: $text = 'Bad Gateway'; break;
case 503: $text = 'Service Unavailable'; break;
case 504: $text = 'Gateway Time-out'; break;
case 505: $text = 'HTTP Version not supported'; break;
default:
exit('Unknown http status code "' . htmlentities($code) . '"');
break;
}
$protocol = (isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0');
header($protocol . ' ' . $code . ' ' . $text);
$GLOBALS['http_response_code'] = $code;
} else {
$code = (isset($GLOBALS['http_response_code']) ? $GLOBALS['http_response_code'] : 200);
}
return $code;
}
}
?>