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{ homeDirectory, lib, pkgs }:
with lib;
{
# Constructs a type suitable for a `home.file` like option. The
# target path may be either absolute or relative, in which case it
# is relative the `basePath` argument (which itself must be an
# absolute path).
#
# Arguments:
# - basePathDesc docbook compatible description of the base path
# - basePath the file base path
fileType = basePathDesc: basePath: types.attrsOf (types.submodule (
{ name, config, ... }: {
options = {
target = mkOption {
type = types.str;
apply = p:
let
absPath = if hasPrefix "/" p then p else "${basePath}/${p}";
in
removePrefix (homeDirectory + "/") absPath;
defaultText = literalExample "<name>";
description = ''
Path to target file relative to ${basePathDesc}.
'';
};
text = mkOption {
default = null;
type = types.nullOr types.lines;
description = ''
Text of the file. If this option is null then
<link linkend="opt-home.file._name_.source">home.file.<name?>.source</link>
must be set.
'';
};
source = mkOption {
type = types.path;
description = ''
Path of the source file or directory. If
<link linkend="opt-home.file._name_.text">home.file.<name?>.text</link>
is non-null then this option will automatically point to a file
containing that text.
'';
};
executable = mkOption {
type = types.nullOr types.bool;
default = null;
description = ''
Set the execute bit. If <literal>null</literal>, defaults to the mode
of the <varname>source</varname> file or to <literal>false</literal>
for files created through the <varname>text</varname> option.
'';
};
recursive = mkOption {
type = types.bool;
default = false;
description = ''
If the file source is a directory, then this option
determines whether the directory should be recursively
linked to the target location. This option has no effect
if the source is a file.
</para><para>
If <literal>false</literal> (the default) then the target
will be a symbolic link to the source directory. If
<literal>true</literal> then the target will be a
directory structure matching the source's but whose leafs
are symbolic links to the files of the source directory.
'';
};
onChange = mkOption {
type = types.lines;
default = "";
description = ''
Shell commands to run when file has changed between
generations. The script will be run
<emphasis>after</emphasis> the new files have been linked
into place.
'';
};
force = mkOption {
type = types.bool;
default = false;
visible = false;
description = ''
Whether the target path should be unconditionally replaced
by the managed file source. Warning, this will silently
delete the target regardless of whether it is a file or
link.
'';
};
};
config = {
target = mkDefault name;
source = mkIf (config.text != null) (
mkDefault (pkgs.writeTextFile {
inherit (config) executable text;
name = hm.strings.storeFileName name;
})
);
};
}
));
}
|
