271 lines
9.2 KiB
Nix
271 lines
9.2 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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# aliases
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inherit (config.programs) himalaya;
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tomlFormat = pkgs.formats.toml { };
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# attrs util that removes entries containing a null value
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compactAttrs = lib.filterAttrs (_: val: !isNull val);
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# Needed for notmuch config, because the DB is here, and not in each account's dir
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maildirBasePath = config.accounts.email.maildirBasePath;
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# make a himalaya config from a home-manager email account config
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mkAccountConfig = _: account:
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let
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# Use notmuch if it's enabled, otherwise fallback to IMAP then maildir
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# Maildir is always set, so there's no easy way to detect if it's being used
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notmuchEnabled = account.notmuch.enable;
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imapEnabled = !isNull account.imap && !notmuchEnabled;
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maildirEnabled = !isNull account.maildir && !imapEnabled
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&& !notmuchEnabled;
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globalConfig = {
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email = account.address;
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display-name = account.realName;
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default = account.primary;
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folder-aliases = {
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inbox = account.folders.inbox;
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sent = account.folders.sent;
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drafts = account.folders.drafts;
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trash = account.folders.trash;
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};
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};
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signatureConfig =
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lib.optionalAttrs (account.signature.showSignature == "append") {
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# TODO: signature cannot be attached yet
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# https://todo.sr.ht/~soywod/pimalaya/27
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signature = account.signature.text;
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signature-delim = account.signature.delimiter;
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};
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imapConfig = lib.optionalAttrs imapEnabled (compactAttrs {
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backend = "imap";
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imap-host = account.imap.host;
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imap-port = account.imap.port;
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imap-ssl = account.imap.tls.enable;
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imap-starttls = account.imap.tls.useStartTls;
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imap-login = account.userName;
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imap-auth = "passwd";
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imap-passwd.cmd = builtins.concatStringsSep " " account.passwordCommand;
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});
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maildirConfig = lib.optionalAttrs maildirEnabled (compactAttrs {
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backend = "maildir";
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maildir-root-dir = account.maildir.absPath;
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});
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notmuchConfig = lib.optionalAttrs notmuchEnabled (compactAttrs {
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backend = "notmuch";
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notmuch-db-path = maildirBasePath;
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});
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smtpConfig = lib.optionalAttrs (!isNull account.smtp) (compactAttrs {
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sender = "smtp";
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smtp-host = account.smtp.host;
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smtp-port = account.smtp.port;
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smtp-ssl = account.smtp.tls.enable;
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smtp-starttls = account.smtp.tls.useStartTls;
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smtp-login = account.userName;
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smtp-auth = "passwd";
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smtp-passwd.cmd = builtins.concatStringsSep " " account.passwordCommand;
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});
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sendmailConfig =
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lib.optionalAttrs (isNull account.smtp && !isNull account.msmtp) {
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sender = "sendmail";
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sendmail-cmd = "${pkgs.msmtp}/bin/msmtp";
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};
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config = globalConfig // signatureConfig // imapConfig // maildirConfig
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// notmuchConfig // smtpConfig // sendmailConfig;
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in lib.recursiveUpdate config account.himalaya.settings;
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# make a systemd service config from a name and a description
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mkServiceConfig = name: desc:
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let
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inherit (config.services."himalaya-${name}") enable environment settings;
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optionalArg = key:
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if (key ? settings && !isNull settings."${key}") then
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[ "--${key} ${settings."${key}"}" ]
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else
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[ ];
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in {
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"himalaya-${name}" = lib.mkIf enable {
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Unit = {
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Description = desc;
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After = [ "network.target" ];
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};
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Install = { WantedBy = [ "default.target" ]; };
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Service = {
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ExecStart = lib.concatStringsSep " "
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([ "${himalaya.package}/bin/himalaya" ] ++ optionalArg "account"
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++ [ name ] ++ optionalArg "keepalive");
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ExecSearchPath = "/bin";
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Environment =
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lib.mapAttrsToList (key: val: "${key}=${val}") environment;
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Restart = "always";
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RestartSec = 10;
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};
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};
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};
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in {
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meta.maintainers = with lib.hm.maintainers; [ soywod toastal ];
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options = {
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programs.himalaya = {
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enable = lib.mkEnableOption "the Himalaya email client";
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package = lib.mkPackageOption pkgs "himalaya" { };
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settings = lib.mkOption {
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type = lib.types.submodule { freeformType = tomlFormat.type; };
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default = { };
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description = ''
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Himalaya global configuration.
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See <https://pimalaya.org/himalaya/cli/configuration/global.html> for supported values.
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'';
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};
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};
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services = {
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himalaya-notify = {
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enable = lib.mkEnableOption "the Himalaya new emails notifier service";
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environment = lib.mkOption {
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type = with lib.types; attrsOf str;
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default = { };
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example = lib.literalExpression ''
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{
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"PASSWORD_STORE_DIR" = "~/.password-store";
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}
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'';
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description = ''
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Extra environment variables to be exported in the service.
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'';
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};
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settings = {
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account = lib.mkOption {
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type = with lib.types; nullOr str;
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default = null;
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example = "gmail";
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description = ''
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Name of the account the notifier should be started for. If
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no account is given, the default one is used.
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'';
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};
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keepalive = lib.mkOption {
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type = with lib.types; nullOr int;
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default = null;
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example = "500";
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description = ''
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Notifier lifetime of the IDLE session (in seconds).
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'';
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};
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};
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};
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himalaya-watch = {
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enable =
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lib.mkEnableOption "the Himalaya folder changes watcher service";
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environment = lib.mkOption {
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type = with lib.types; attrsOf str;
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default = { };
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example = lib.literalExpression ''
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{
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"PASSWORD_STORE_DIR" = "~/.password-store";
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}
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'';
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description = ''
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Extra environment variables to be exported in the service.
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'';
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};
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settings = {
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account = lib.mkOption {
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type = with lib.types; nullOr str;
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default = null;
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example = "gmail";
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description = ''
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Name of the account the watcher should be started for. If
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no account is given, the default one is used.
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'';
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};
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keepalive = lib.mkOption {
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type = with lib.types; nullOr int;
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default = null;
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example = "500";
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description = ''
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Watcher lifetime of the IDLE session (in seconds).
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'';
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};
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};
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};
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};
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accounts.email.accounts = lib.mkOption {
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type = lib.types.attrsOf (lib.types.submodule {
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options.himalaya = {
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enable = lib.mkEnableOption "Himalaya for this email account";
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# TODO: remove me for the next release
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backend = lib.mkOption {
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type = with lib.types; nullOr str;
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default = null;
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description = ''
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Specifying {option}`accounts.email.accounts.*.himalaya.backend` is deprecated,
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set {option}`accounts.email.accounts.*.himalaya.settings.backend` instead.
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'';
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};
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# TODO: remove me for the next release
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sender = lib.mkOption {
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type = with lib.types; nullOr str;
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description = ''
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Specifying {option}`accounts.email.accounts.*.himalaya.sender` is deprecated,
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set {option}'accounts.email.accounts.*.himalaya.settings.sender' instead.
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'';
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};
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settings = lib.mkOption {
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type = lib.types.submodule { freeformType = tomlFormat.type; };
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default = { };
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description = ''
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Himalaya configuration for this email account.
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See <https://pimalaya.org/himalaya/cli/configuration/account.html> for supported values.
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'';
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};
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};
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});
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};
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};
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config = lib.mkIf himalaya.enable {
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home.packages = [ himalaya.package ];
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xdg.configFile."himalaya/config.toml".source = let
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enabledAccounts = lib.filterAttrs (_: account: account.himalaya.enable)
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config.accounts.email.accounts;
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accountsConfig = lib.mapAttrs mkAccountConfig enabledAccounts;
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globalConfig = compactAttrs himalaya.settings;
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allConfig = globalConfig // accountsConfig;
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in tomlFormat.generate "himalaya-config.toml" allConfig;
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systemd.user.services = { }
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// mkServiceConfig "notify" "Himalaya new emails notifier service"
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// mkServiceConfig "watch" "Himalaya folder changes watcher service";
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# TODO: remove me for the next release
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warnings = (lib.optional ("backend" ? himalaya && !isNull himalaya.backend)
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"Specifying 'accounts.email.accounts.*.himalaya.backend' is deprecated, set 'accounts.email.accounts.*.himalaya.settings.backend' instead")
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++ (lib.optional ("sender" ? himalaya && !isNull himalaya.sender)
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"Specifying 'accounts.email.accounts.*.himalaya.sender' is deprecated, set 'accounts.email.accounts.*.himalaya.settings.sender' instead.");
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};
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}
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