phpvms/app/Facades/Utils.php
2017-12-31 12:53:37 -06:00

143 lines
3.3 KiB
PHP

<?php
namespace App\Facades;
use \Illuminate\Support\Facades\Facade;
class Utils extends Facade
{
protected static function getFacadeAccessor()
{
return 'utils';
}
/**
* Returns a 40 character API key that a user can use
* @return string
*/
public static function generateApiKey()
{
$key = substr(sha1(time() . mt_rand()), 0, 20);
return $key;
}
public static function minutesToTimeParts($minutes): array
{
$hours = floor($minutes / 60);
$minutes %= 60;
return ['h' => $hours, 'm' => $minutes];
}
public static function minutesToTimeString($minutes): string
{
$hm = self::minutesToTimeParts($minutes);
return $hm['h']. 'h '. $hm['m'] . 'm';
}
/**
* Convert seconds to an array of hours, minutes, seconds
* @param $seconds
* @return array['h', 'm', 's']
*/
public static function secondsToTimeParts($seconds): array
{
$dtF = new \DateTime('@0', new \DateTimeZone('UTC'));
$dtT = new \DateTime("@$seconds", new \DateTimeZone('UTC'));
$t = $dtF->diff($dtT);
$retval = [];
$retval['h'] = (int) $t->format('%h');
$retval['m'] = (int) $t->format('%i');
$retval['s'] = (int) $t->format('%s');
return $retval;
}
/**
* Convert seconds to HH MM format
* @param $seconds
* @param bool $incl_sec
* @return string
*/
public static function secondsToTimeString($seconds, $incl_sec=false): string
{
$hms = self::secondsToTimeParts($seconds);
$format = $hms['h'].'h '.$hms['m'].'m';
if($incl_sec) {
$format .= ' '.$hms['s'].'s';
}
return $format;
}
/**
* @param $minutes
* @return float|int
*/
public static function minutesToSeconds($minutes)
{
return $minutes * 60;
}
/**
* Convert the seconds to minutes and then round it up
* @param $seconds
* @return float|int
*/
public static function secondsToMinutes($seconds)
{
return ceil($seconds/60);
}
/**
* Convert hours to minutes. Pretty complex
* @param $minutes
* @return float|int
*/
public static function minutesToHours($minutes)
{
return $minutes/60;
}
/**
* @param $hours
* @param null $minutes
* @return float|int
*/
public static function hoursToMinutes($hours, $minutes=null)
{
$total = (int) $hours * 60;
if($minutes) {
$total += (int) $minutes;
}
return $total;
}
/**
* Bitwise operator for setting days of week to integer field
* @param int $datefield initial datefield
* @param array $day_enums Array of values from config("enum.days")
* @return int
*/
public static function setDays(int $datefield, array $day_enums) {
foreach($day_enums as $day) {
$datefield |= $day;
}
return $datefield;
}
/**
* Bit check if a day exists within a integer bitfield
* @param int $datefield datefield from database
* @param int $day_enum Value from config("enum.days")
* @return bool
*/
public static function hasDay(int $datefield, int $day_enum) {
return ($datefield & $day_enum) === $datefield;
}
}