la datetime est dans le timezone par défaut

php/src/db/CapacitorStorage.php

@@ -45,7 +45,7 @@ abstract class CapacitorStorage {
   const GENLIC_DEFINITION = "varchar(80)";
   const GENLIB_DEFINITION = "varchar(255)";
   const GENTEXT_DEFINITION = "mediumtext";
-  const GENBOOL_DEFINITION = "integer(1)";
+  const GENBOOL_DEFINITION = "integer(1) default 0";
   const GENUUID_DEFINITION = "varchar(36)";
 
   protected static function gencol($def): string {

php/src/db/pgsql/PgsqlStorage.php

@@ -11,7 +11,7 @@ class PgsqlStorage extends CapacitorStorage {
   const SERTS_DEFINITION = "timestamp";
   const GENSERIAL_DEFINITION = "serial primary key";
   const GENTEXT_DEFINITION = "text";
-  const GENBOOL_DEFINITION = "boolean";
+  const GENBOOL_DEFINITION = "boolean default false";
   const GENUUID_DEFINITION = "uuid";
 
   function __construct($pgsql) {

php/src/php/time/DateTime.php

@@ -4,6 +4,7 @@ namespace nulib\php\time;
 use DateTimeInterface;
 use DateTimeZone;
 use InvalidArgumentException;
+use nulib\str;
 
 /**
  * Class DateTime: une date et une heure
@@ -32,7 +33,7 @@ class DateTime extends \DateTime {
   const DMY_PATTERN = '/^(\d+)\/(\d+)(?:\/(\d+))?$/';
   const YMD_PATTERN = '/^((?:\d{2})?\d{2})(\d{2})(\d{2})$/';
   const DMYHIS_PATTERN = '/^(\d+)\/(\d+)(?:\/(\d+))? +(\d+)[h:.](\d+)(?:[:.](\d+))?$/';
-  const YMDHISZ_PATTERN = '/^((?:\d{2})?\d{2})(\d{2})(\d{2})[tT](\d{2})(\d{2})(\d{2})?([zZ])?$/';
+  const YMDHISZ_PATTERN = '/^((?:\d{2})?\d{2})-?(\d{2})-?(\d{2})[tT](\d{2}):?(\d{2}):?(\d{2})?([zZ]|\+\d{2}:?\d{2})?$/';
 
 
   protected static function get_value(array $datetime, ?string $key, ?string $k, ?int $index) {
@@ -206,16 +207,34 @@ class DateTime extends \DateTime {
     return $year;
   }
 
-  function __construct($datetime="now", DateTimeZone $timezone=null) {
+  static function fix_z(?string $Z): ?string {
+    $Z = strtoupper($Z);
+    str::del_prefix($Z, "+");
+    if (preg_match('/^\d{4}$/', $Z)) {
+      $Z = substr($Z, 0, 2).":".substr($Z, 2);
+    }
+    if ($Z === "Z" || $Z === "UTC" || $Z === "00:00") return "UTC";
+    return "GMT+$Z";
+  }
+
+  function __construct($datetime="now", DateTimeZone $timezone=null, ?bool $forceLocalTimezone=null) {
+    $forceLocalTimezone ??= $timezone === null;
+    if ($forceLocalTimezone) {
+      $setTimezone = $timezone;
+      $timezone = null;
+    }
+
     $datetime ??= "now";
     if ($datetime instanceof \DateTimeInterface) {
-      if ($timezone === null) $timezone = $datetime->getTimezone();
+      $timezone ??= $datetime->getTimezone();
       parent::__construct();
       $this->setTimestamp($datetime->getTimestamp());
       $this->setTimezone($timezone);
+
     } elseif (is_int($datetime)) {
       parent::__construct("now", $timezone);
       $this->setTimestamp($datetime);
+
     } elseif (is_string($datetime)) {
       $Y = $H = $Z = null;
       if (preg_match(self::DMY_PATTERN, $datetime, $ms)) {
@@ -253,22 +272,30 @@ class DateTime extends \DateTime {
       if ($Y !== null) {
         if ($H === null) $datetime = sprintf("%04d-%02d-%02d", $Y, $m, $d);
         else $datetime = sprintf("%04d-%02d-%02d %02d:%02d:%02d", $Y, $m, $d, $H, $M, $S);
-        if ($Z !== null) $timezone = new DateTimeZone("UTC");
+        if ($Z !== null) $timezone = new DateTimeZone(self::fix_z($Z));
       }
       parent::__construct($datetime, $timezone);
+
     } elseif (is_array($datetime) && ($datetime = self::parse_array($datetime)) !== null) {
-      [$Y, $m, $d, $H, $M, $S, $tz] = $datetime;
+      $setTimezone = $timezone;
+      $timezone = null;
+      [$Y, $m, $d, $H, $M, $S, $Z] = $datetime;
       if ($H === null && $M === null && $S === null) {
         $datetime = sprintf("%04d-%02d-%02d", $Y, $m, $d);
       } else {
         $datetime = sprintf("%04d-%02d-%02d %02d:%02d:%02d", $Y, $m, $d, $H ?? 0, $M ?? 0, $S ?? 0);
       }
-      if ($tz === "Z" || $tz === "z") $tz = "UTC";
+      if ($Z !== null) $timezone = new DateTimeZone(self::fix_z($Z));
-      $timezone = $tz !== null? new DateTimeZone($tz): null;
       parent::__construct($datetime, $timezone);
+
     } else {
       throw new InvalidArgumentException("datetime must be a string or an instance of DateTimeInterface");
     }
+
+    if ($forceLocalTimezone) {
+      $setTimezone ??= new DateTimeZone(date_default_timezone_get());
+      $this->setTimezone($setTimezone);
+    }
   }
 
   function diff($target, $absolute=false): DateInterval {
@@ -276,7 +303,13 @@ class DateTime extends \DateTime {
   }
 
   function format($format=self::DEFAULT_FORMAT): string {
-    return \DateTime::format($format);
+    if (array_key_exists($format, self::INT_FORMATS)) {
+      $format = self::INT_FORMATS[$format];
+    } elseif (array_key_exists($format, self::STRING_FORMATS)) {
+      $format = self::STRING_FORMATS[$format];
+    }
+    if (is_callable($format)) return $format($this);
+    else return \DateTime::format($format);
   }
 
   /**