Re: Re: Using org-agenda-filter-preset with or'd tags

From: Carsten Dominik <carsten.dominik@gmail.com>
To: Matt Lundin <mdl@imapmail.org>
Cc: David Maus <dmaus@ictsoc.de>, johnt <jtarbotton@gmail.com>,
	emacs-orgmode@gnu.org
Subject: Re: Re: Using org-agenda-filter-preset with or'd tags
Date: Tue, 11 Jan 2011 15:01:19 +0100	[thread overview]
Message-ID: <80616319-38B3-4E03-8891-AF0D2EF26DC7@gmail.com> (raw)
In-Reply-To: <877heb4lw7.fsf@fastmail.fm>

On Jan 11, 2011, at 2:20 PM, Matt Lundin wrote:

> David Maus <dmaus@ictsoc.de> writes:
>
>> At Mon, 20 Dec 2010 14:12:39 +0000 (UTC),
>> johnt wrote:
>
>>> I tried various filters to verify my syntax.
>>> using (org-agenda-filter-preset '("+@Work")) works fine but is not  
>>> what I want.
>>> using (org-agenda-filter-preset '("@Work" "|" "critical")) also  
>>> doesn't work.
>>
>> There are some errors in your `org-agenda-filter-preset':
>>
>> 1. You should not quote this list, because the entire structure of
>>    `org-agenda-custom-commands' is already quoted.
>
> Quoting a list works fine in my org-agenda-custom-commands settings.
> In fact, there are other variables that have quoted lists as their
> setting, such as org-agenda-entry-types.

Yes.  The way the variable settings are used when constructing the  
agenda views is actually causing evaluation of the values.  So the  
quote is good here.

- Carsten

>
>> 2. Format of `org-agenda-filter-preset' (C-h v
>>    org-agenda-filter-preset RET):
>>
>>   ,----
>>   | A preset of the tags filter used for secondary agenda filtering.
>>   | This must be a list of strings, each string must be a single  
>> tag preceded
>>   | by "+" or "-".
>>   `----
>>
>>   So ("@work" "|" "critical") is wrong format.
>
> That's the problem.
>
>>
>> 3. The preset filter ANDs the tags together and as far as I am aware
>>    of (our could think of) it is not possible to OR tags together.
>>    However, I wonder why you would like to set the preset-filter: The
>>    tags-todo query already selects only tasks that are either tagged
>>    @work or critical?
>>
>
> It would make sense if org-agenda-todo-ignore-scheduled is 'all or
> 'past.
>
> To use "or" logic to filter the agenda, I would recommend setting
> org-agenda-skip-function.
>
> --8<---------------cut here---------------start------------->8---
> (setq org-agenda-custom-commands
>      '(("W" "Work Schedule"
>         ((agenda ""
> 		  ((org-agenda-skip-function '(org-agenda-skip-entry-if 'notregexp  
> ":\\(@Work\\|critical\\):")))
> 		   (org-agenda-ndays 1)))
>          (tags-todo "@Work|critical")))))
> --8<---------------cut here---------------end--------------->8---
>
> Best,
> Matt
>
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- Carsten