modifs.mineures sans commentaires
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<?php
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namespace nur\sery\php\time;
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/**
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* Class Elapsed: durée entre deux événements
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*/
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class Elapsed {
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const MINUTE = 60;
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const HOUR = 60 * 60;
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const DAY = 60 * 60 * 24;
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/** @var int résolution */
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const RES_SECONDS = 0, RES_MINUTES = 1, RES_HOURS = 2, RES_DAYS = 3;
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private static function format(int $seconds, int $resolution, ?string $prefix=null, ?string $zero=null): string {
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if ($prefix === null) $prefix = "depuis";
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switch ($resolution) {
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case self::RES_DAYS: return self::format_days($seconds, $prefix, $zero);
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case self::RES_HOURS: return self::format_hours($seconds, $prefix, $zero);
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case self::RES_MINUTES: return self::format_minutes($seconds, $prefix, $zero);
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default: return self::format_seconds($seconds, $prefix, $zero);
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}
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}
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private static function format_generic(string $prefix, int $d, int $h, int $m): string {
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$text = $prefix;
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if ($d > 0) {
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if ($text !== "") $text .= " ";
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$text .= sprintf("%d jour", $d);
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if ($d > 1) $text .= "s";
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}
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if ($h > 0) {
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if ($text !== "") $text .= " ";
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$text .= sprintf("%d heure", $h);
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if ($h > 1) $text .= "s";
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}
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if ($m > 0) {
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if ($text !== "") $text .= " ";
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$text .= sprintf("%d minute", $m);
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if ($m > 1) $text .= "s";
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}
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return $text;
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}
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private static function format_seconds(int $seconds, string $prefix, ?string $zero): string {
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$seconds = abs($seconds);
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if ($zero === null) $zero = "maintenant";
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if ($seconds == 0) return $zero;
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if ($seconds <= 3) {
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if ($prefix !== "") $prefix .= " ";
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return "${prefix}quelques secondes";
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}
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if ($seconds < 60) {
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if ($prefix !== "") $prefix .= " ";
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return sprintf("${prefix}%d secondes", $seconds);
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}
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$oneDay = 60 * 60 * 24;
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$oneHour = 60 * 60;
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$oneMinute = 60;
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$rs = $seconds;
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$d = intdiv($rs, $oneDay); $rs = $rs % $oneDay;
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$h = intdiv($rs, $oneHour); $rs = $rs % $oneHour;
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$m = intdiv($rs, $oneMinute);
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return self::format_generic($prefix, $d, $h, $m);
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}
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private static function format_minutes(int $seconds, string $prefix, ?string $zero): string {
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$minutes = intdiv(abs($seconds), 60);
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if ($zero === null) $zero = "maintenant";
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if ($minutes == 0) return $zero;
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if ($minutes <= 3) {
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if ($prefix !== "") $prefix .= " ";
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return "${prefix}quelques minutes";
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}
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$oneDay = 60 * 24;
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$oneHour = 60;
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$rs = $minutes;
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$d = intdiv($rs, $oneDay); $rs = $rs % $oneDay;
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$h = intdiv($rs, $oneHour); $rs = $rs % $oneHour;
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$m = $rs;
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return self::format_generic($prefix, $d, $h, $m);
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}
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private static function format_hours(int $seconds, string $prefix, ?string $zero): string {
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$minutes = intdiv(abs($seconds), 60);
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if ($zero === null) $zero = "maintenant";
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if ($minutes == 0) return $zero;
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if ($minutes < 60) {
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if ($prefix !== "") $prefix .= " ";
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return "${prefix}moins d'une heure";
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} elseif ($minutes < 120) {
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if ($prefix !== "") $prefix .= " ";
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return "${prefix}moins de deux heures";
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}
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$oneDay = 60 * 24;
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$oneHour = 60;
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$rs = $minutes;
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$d = intdiv($rs, $oneDay); $rs = $rs % $oneDay;
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$h = intdiv($rs, $oneHour);
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return self::format_generic($prefix, $d, $h, 0);
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}
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private static function format_days(int $seconds, string $prefix, ?string $zero): string {
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$hours = intdiv(abs($seconds), 60 * 60);
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if ($zero === null) $zero = "aujourd'hui";
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if ($hours < 24) return $zero;
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$oneDay = 24;
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$rs = $hours;
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$d = intdiv($rs, $oneDay);
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return self::format_generic($prefix, $d, 0, 0);
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}
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static function format_at(DateTime $start, ?DateTime $now=null): string {
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$now ??= new DateTime();
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$seconds = $now->getTimestamp() - $start->getTimestamp();
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return (new self($seconds))->formatAt();
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}
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static function format_since(DateTime $start, ?DateTime $now=null): string {
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$now ??= new DateTime();
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$seconds = $now->getTimestamp() - $start->getTimestamp();
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return (new self($seconds))->formatSince();
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}
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static function format_delay(DateTime $start, ?DateTime $now=null): string {
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$now ??= new DateTime();
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$seconds = $now->getTimestamp() - $start->getTimestamp();
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return (new self($seconds))->formatDelay();
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}
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function __construct(int $seconds, int $resolution=self::RES_SECONDS) {
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if ($resolution < self::RES_SECONDS) $resolution = self::RES_SECONDS;
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elseif ($resolution > self::RES_DAYS) $resolution = self::RES_DAYS;
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$this->seconds = $seconds;
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$this->resolution = $resolution;
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}
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/** @var int */
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private $seconds;
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/** @var int */
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private $resolution;
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function formatAt(): string {
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$seconds = $this->seconds;
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if ($seconds < 0) return self::format($seconds, $this->resolution, "dans");
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else return self::format($seconds, $this->resolution, "il y a");
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}
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function formatSince(): string {
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$seconds = $this->seconds;
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if ($seconds < 0) return self::format(-$seconds, $this->resolution, "dans");
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else return self::format($seconds, $this->resolution, "depuis");
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}
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function formatDelay(): string {
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return self::format($this->seconds, $this->resolution, "", "immédiat");
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}
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}
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