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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.xdg.mime;
associationOptions =
with lib.types;
attrsOf (coercedTo (either (listOf str) str) (x: lib.concatStringsSep ";" (lib.toList x)) str);
in
{
meta = {
teams = [ lib.teams.freedesktop ];
};
options = {
xdg.mime.enable = lib.mkOption {
type = lib.types.bool;
default = true;
description = ''
Whether to install files to support the
[XDG Shared MIME-info specification](https://specifications.freedesktop.org/shared-mime-info-spec/latest) and the
[XDG MIME Applications specification](https://specifications.freedesktop.org/mime-apps-spec/latest).
'';
};
xdg.mime.addedAssociations = lib.mkOption {
type = associationOptions;
default = { };
example = {
"application/pdf" = "firefox.desktop";
"text/*" = [
"nvim.desktop"
"codium.desktop"
];
};
description = ''
Adds associations between mimetypes and applications. See the
[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
Globs in all variations are supported.
'';
};
xdg.mime.defaultApplications = lib.mkOption {
type = associationOptions;
default = { };
example = {
"application/pdf" = "firefox.desktop";
"image/*" = [
"sxiv.desktop"
"gimp.desktop"
];
};
description = ''
Sets the default applications for given mimetypes. See the
[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/default) for more information.
Globs in all variations are supported.
'';
};
xdg.mime.removedAssociations = lib.mkOption {
type = associationOptions;
default = { };
example = {
"audio/*" = [
"mpv.desktop"
"umpv.desktop"
];
"inode/directory" = "codium.desktop";
};
description = ''
Removes associations between mimetypes and applications. See the
[specifications](https://specifications.freedesktop.org/mime-apps-spec/latest/associations) for more information.
Globs in all variations are supported.
'';
};
};
config = lib.mkIf cfg.enable {
environment.etc."xdg/mimeapps.list" =
let
generateMimeScript =
title: attrs:
lib.optionalString (attrs != { }) ''
echo "[${title}]" >> $out
''
+ (lib.concatStringsSep "\n" (
lib.attrValues (
lib.mapAttrs (
k: v: ''generateMimeItem "${k}" "${if lib.isList v then lib.concatStringsSep ";" v else v}"''
) attrs
)
));
in
lib.mkIf
(cfg.addedAssociations != { } || cfg.defaultApplications != { } || cfg.removedAssociations != { })
{
source = pkgs.runCommandLocal "mimeapps.list" { } ''
function generateMimeItem() {
mime=$1
app=$2
if [[ $mime == *"*"* ]]; then
while read line; do
if [[ $line == $mime ]]; then
echo "$line=$app" >> $out
fi
done < ${pkgs.shared-mime-info}/share/mime/types
else
echo "$mime=$app" >> $out
fi
}
${lib.concatStringsSep "\n" (
lib.attrValues (
lib.mapAttrs generateMimeScript {
"Added Associations" = cfg.addedAssociations;
"Default Applications" = cfg.defaultApplications;
"Removed Associations" = cfg.removedAssociations;
}
)
)}
'';
};
environment.pathsToLink = [ "/share/mime" ];
environment.systemPackages = [
# this package also installs some useful data, as well as its utilities
pkgs.shared-mime-info
];
environment.extraSetup = ''
if [ -w $out/share/mime ] && [ -d $out/share/mime/packages ]; then
XDG_DATA_DIRS=$out/share PKGSYSTEM_ENABLE_FSYNC=0 ${pkgs.buildPackages.shared-mime-info}/bin/update-mime-database -V $out/share/mime > /dev/null
fi
if [ -w $out/share/applications ]; then
${pkgs.buildPackages.desktop-file-utils}/bin/update-desktop-database $out/share/applications
fi
'';
};
}
|
