From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp11.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms5.migadu.com with LMTPS id EEb8JV29x2MpfQEAbAwnHQ (envelope-from ) for ; Wed, 18 Jan 2023 10:35:25 +0100 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp11.migadu.com with LMTPS id wMTwJV29x2OMPgEA9RJhRA (envelope-from ) for ; Wed, 18 Jan 2023 10:35:25 +0100 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 786BF284B8 for ; Wed, 18 Jan 2023 10:35:25 +0100 (CET) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pI4q2-0005sF-C7; Wed, 18 Jan 2023 04:34:34 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pI4q0-0005rZ-7v for emacs-orgmode@gnu.org; Wed, 18 Jan 2023 04:34:32 -0500 Received: from mout02.posteo.de ([185.67.36.66]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pI4py-0002GW-0D for emacs-orgmode@gnu.org; Wed, 18 Jan 2023 04:34:31 -0500 Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id B9FB6240146 for ; Wed, 18 Jan 2023 10:34:27 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1674034467; bh=zcnxJE7myJQLP624aOHXTSNlA00hAiQJEr1dCniehAw=; h=From:To:Cc:Subject:Date:From; b=aUSfTwtWEI5U1WCtWUXcMwbBhJ9cT+1/960dXYBmT59rY411nAZoBeKSoWeqnsLt6 6aggVi6StaePbngfnGluYyx4w8omJTrLOa+9DnkjNakJWbPwQ/jV3TyUubuwlN+aSP 3CoONfMq6QZScoqMlZimN5Pz/ow+UuQBFhUfiFBcuS5kb5cvExVgKzyXJMhBSFyEPC y4fBUDH6kLl883wxliqCkVL6ZKlvqx8pnMOoGC88fIn/qCZfA3HhvyH2xjAsDcd4mr 4Js/GLUmKChq5UEP0WPpRX8DUbAwSv+otN3eCobe1gsEFsPpV+zbutZjty4XMSx3UZ gyNQg6a+5MX8Q== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4NxgZV5QKxz9rxN; Wed, 18 Jan 2023 10:34:26 +0100 (CET) From: Ihor Radchenko To: Jean Louis Cc: Tim Cross , Daryl Manning , emacs-orgmode@gnu.org Subject: Re: [FEATURE REQUEST] Timezone support in org-mode datestamps and org-agenda In-Reply-To: References: <86zgamtv6o.fsf@gmail.com> <87tu0t1i0c.fsf@localhost> <63c2aa9e.170a0220.3bb49.9ef4@mx.google.com> <87pmbhz1x6.fsf@localhost> <87wn5mlo7f.fsf@localhost> Date: Wed, 18 Jan 2023 09:34:58 +0000 Message-ID: <877cxk89tp.fsf@localhost> MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=185.67.36.66; envelope-from=yantar92@posteo.net; helo=mout02.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: emacs-orgmode-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1674034525; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=TmIcRQIaCnTujDFJ/+xCZzravax7Tc9kcbYWix4pYPc=; b=Y5FfTdKMQ2gGdusEg5XEfwDLjz8Jzm6IfV673JTrpL1/s+XK7FjZzpRo6IIXCDlgYGrI4h dAziS8ElOxia+6aIEnSSrdMsJUs0D/5qC2wCxXwk6jPwsG0TCjvQdmk74iDFugrV21tGd5 i7X4MhX7YHpQX82xG/mE4rFjA8PTKjaRq7CGHZq90mvhlXu4eP/U1ofoARYOocKMMv6qxE N/TVn8/pyL8ELe5uUMBa9X68emRctBdFF273B1pAy2ANoOEZArbHRxRgAnvP4tCsa/fRe8 kEXUnRCBjmOW5BSzu6d44N/9C/g8s8+PPT13x+tgJx/8zl2qsp7oKv67c4yymw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=posteo.net header.s=2017 header.b=aUSfTwtW; dmarc=pass (policy=none) header.from=posteo.net; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" ARC-Seal: i=1; s=key1; d=yhetil.org; t=1674034525; a=rsa-sha256; cv=none; b=YCrggqzvfSMPlw10r/K14VG+sVIwOmNtdMDfasWxazTa4j9/685pL/6Cp+rYofy5LXmv/G J1yiu00k7IQcT2XwSN2FglcH/5DEVQB3aioRUU1nDxZWlaVVPqFLMIvWBmk+e1oi/7O+eR LMwyKBe8iioR3jB28Db26X6eRmVG1KxXTG30fklSyWKH7n/zDeqqamQ/9rRBhqzGTmKku6 +y0tZeCMzc8VHUA/eCvyacoPqyMc+ccUmy0JH8bZ3Y7beifivAUyqgGmiwV1j+p6Duff3u k19ryLlGj8LFM9HPrMvRnLLmPZboRDtvJ4DakdeGxreEGMQwMRiH3h8nESfoWg== X-Migadu-Scanner: scn1.migadu.com X-Migadu-Spam-Score: -4.58 X-Spam-Score: -4.58 X-Migadu-Queue-Id: 786BF284B8 Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=posteo.net header.s=2017 header.b=aUSfTwtW; dmarc=pass (policy=none) header.from=posteo.net; spf=pass (aspmx1.migadu.com: domain of "emacs-orgmode-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="emacs-orgmode-bounces+larch=yhetil.org@gnu.org" X-TUID: 0sEyounBbiwD Jean Louis writes: > When there is global variable for Org file about time zone, then: > > - every timestamp with time zone, shall be left intact or > re-calculated to diffrent local time zone. Imagine person giving Org > file from Russia to somebody in Florida, or travelling there. That > user or recipient would like to see the actual time, which is time for > him in Florida, but in its representation different from time in > Russia. Sure. I imagine `org-display-custom-times' could handle this. > - ever timestamp with settings in heading, shall be calculated as > such. > > It means there shall be functions which can convert timestamps to the > new time zone, with the option to left unchanged those timestamps who > already have time zone specified, and with option not to be converted. I am not sure why you need a difference here. -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at