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[bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig.
From: |
Taiju HIGASHI |
Subject: |
[bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig. |
Date: |
Thu, 29 Sep 2022 09:31:09 +0900 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux) |
Liliana Marie Prikler <liliana.prikler@gmail.com> writes:
> Am Dienstag, dem 27.09.2022 um 18:55 +0900 schrieb Taiju HIGASHI:
>> * gnu/home/services/fontutils.scm (add-fontconfig-config-file):
>> Support user's
>> fontconfig.
>> ---
>> gnu/home/services/fontutils.scm | 103
>> ++++++++++++++++++++++++++++++--
>> 1 file changed, 97 insertions(+), 6 deletions(-)
>>
>> diff --git a/gnu/home/services/fontutils.scm
>> b/gnu/home/services/fontutils.scm
>> index 6062eaed6a..b02f43a4fc 100644
>> --- a/gnu/home/services/fontutils.scm
>> +++ b/gnu/home/services/fontutils.scm
>> @@ -1,6 +1,7 @@
>> ;;; GNU Guix --- Functional package management for GNU
>> ;;; Copyright © 2021 Andrew Tropin <andrew@trop.in>
>> ;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
>> +;;; Copyright © 2022 Taiju HIGASHI <higashi@taiju.info>
>> ;;;
>> ;;; This file is part of GNU Guix.
>> ;;;
>> @@ -20,9 +21,16 @@
>> (define-module (gnu home services fontutils)
>> #:use-module (gnu home services)
>> #:use-module (gnu packages fontutils)
>> + #:use-module (gnu services configuration)
>> #:use-module (guix gexp)
>> + #:use-module (guix records)
>> + #:use-module (srfi srfi-1)
>> + #:use-module (sxml simple)
>> + #:use-module (ice-9 match)
>>
>> - #:export (home-fontconfig-service-type))
>> + #:export (home-fontconfig-service-type
>> + home-fontconfig-configuration
>> + default-font))
>>
>> ;;; Commentary:
>> ;;;
>> @@ -33,15 +41,96 @@ (define-module (gnu home services fontutils)
>> ;;;
>> ;;; Code:
>>
>> -(define (add-fontconfig-config-file he-symlink-path)
>> +(define-record-type* <default-font> default-font
>> + make-default-font
>> + default-font?
>> + (serif default-font-serif (default ""))
>> + (sans-serif defalut-font-sans-serif (default ""))
>> + (monospace default-font-monospace (default "")))
> Is the empty string a meaningful value in these places?
Sure, It is not meaningful. I would remove the default value.
>> +(define (sxml->xmlstring sxml)
>> + (if (null? sxml)
>> + ""
>> + (call-with-output-string
>> + (lambda (port)
>> + (sxml->xml sxml port)
>> + (newline port)))))
>> +
>> +(define font-directories? list?)
>> +
>> +(define (serialize-font-directories field-name value)
>> + (sxml->xmlstring
>> + (append
>> + '((dir "~/.guix-home/profile/share/fonts"))
>> + (map
>> + (lambda (path)
>> + `(dir ,path))
>> + value))))
>> +
>> +(define extra-config-list? list?)
>> +
>> +(define (serialize-extra-config-list field-name value)
>> + (sxml->xmlstring
>> + (map (match-lambda
>> + ((? pair? sxml) sxml)
>> + ((? string? xml) (xml->sxml xml))
>> + (_ (error "extra-config value must be xml string or sxml
>> list.")))
>> + value)))
>> +
>> +(define (serialize-default-font field-name value)
>> + (match value
>> + (($ <default-font> serif sans-serif monospace)
>> + (sxml->xmlstring
>> + (fold (lambda (pair sxml)
>> + (if (string-null? (cdr pair))
>> + sxml
>> + (append sxml
>> + `((alias
>> + (family ,(car pair))
>> + (prefer
>> + (family ,(cdr pair))))))))
>> + '()
>> + `((serif . ,serif)
>> + (sans-serif . ,sans-serif)
>> + (monospace . ,monospace)))))))
> You can greatly simplify these by serializing the fields to SXML and
> only taking the final SXML and serializing it to a string.
I see. We can define sanitizer for fields, right?
>> +(define-configuration home-fontconfig-configuration
>> + (font-directories
>> + (font-directories '())
>> + "The directory list that provides fonts.")
>> + (preferred-default-font
>> + (default-font (default-font))
>> + "The preffered default fonts for serif, sans-serif, and
>> monospace.")
>> + (extra-config
>> + (extra-config-list '())
>> + "Extra configuration values to append to the fonts.conf."))
>> +
>> +(define (home-fontconfig-extend original-config extend-configs)
>> + (home-fontconfig-configuration
>> + (inherit original-config)
>> + (font-directories
>> + (append
>> + (home-fontconfig-configuration-font-directories original-
>> config)
>> + (append-map home-fontconfig-configuration-font-directories
>> extend-configs)))
>> + (preferred-default-font
>> + (home-fontconfig-configuration-preferred-default-font
>> + (if (null? extend-configs)
>> + original-config
>> + (last extend-configs))))
>> + (extra-config
>> + (append
>> + (home-fontconfig-configuration-extra-config original-config)
>> + (append-map home-fontconfig-configuration-extra-config
>> extend-configs)))))
>> +
>> +(define (add-fontconfig-config-file user-config)
>> `(("fontconfig/fonts.conf"
>> ,(mixed-text-file
>> "fonts.conf"
>> "<?xml version='1.0'?>
>> <!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
>> -<fontconfig>
>> - <dir>~/.guix-home/profile/share/fonts</dir>
>> -</fontconfig>"))))
>> +<fontconfig>\n"
>> + (serialize-configuration user-config home-fontconfig-
>> configuration-fields)
>> + "</fontconfig>\n"))))
> Is it expected that our configuration will be pretty? If so, you might
> want to use a tree fold (there sadly doesn't seem to be a built-in XML
> pretty printer, which is a shame imho.)
>
> If not, those extra newlines do little.
OK, I would remove extra newlines.
>> (define (regenerate-font-cache-gexp _)
>> `(("profile/share/fonts"
>> @@ -49,6 +138,8 @@ (define (regenerate-font-cache-gexp _)
>>
>> (define home-fontconfig-service-type
>> (service-type (name 'home-fontconfig)
>> + (compose identity)
>> + (extend home-fontconfig-extend)
>> (extensions
>> (list (service-extension
>> home-xdg-configuration-files-service-type
>> @@ -59,7 +150,7 @@ (define home-fontconfig-service-type
>> (service-extension
>> home-profile-service-type
>> (const (list fontconfig)))))
>> - (default-value #f)
>> + (default-value (home-fontconfig-configuration))
>> (description
>> "Provides configuration file for fontconfig and
>> make
>> fc-* utilities aware of font packages installed in Guix Home's
>> profile.")))
>
> Cheers
>
Cheers,
--
Taiju
- [bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig., (continued)
- [bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig., Taiju HIGASHI, 2022/09/27
- [bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig., Taiju HIGASHI, 2022/09/27
- [bug#57963] [PATCH 0/1] Support user's fontconfig., Ludovic Courtès, 2022/09/28
- [bug#57963] [PATCH 0/1] Support user's fontconfig., Taiju HIGASHI, 2022/09/28
- [bug#57963] [PATCH 0/1] Support user's fontconfig., Ludovic Courtès, 2022/09/29
- [bug#57963] [PATCH 0/1] Support user's fontconfig., Taiju HIGASHI, 2022/09/29
- [bug#57963] [PATCH 0/1] Support user's fontconfig., (, 2022/09/29
- [bug#57963] [PATCH 0/1] Support user's fontconfig., Taiju HIGASHI, 2022/09/29
- [bug#57963] [PATCH 0/1] Support user's fontconfig., liliana . prikler, 2022/09/30
[bug#57963] [PATCH v3] home: fontutils: Support user's fontconfig., Liliana Marie Prikler, 2022/09/28
[bug#57963] [PATCH v4 1/2] home-services: Add base., Taiju HIGASHI, 2022/09/29