git.shemshak.org - ~bandali/configs/blob - spacemacs/.emacs.d/private/aminb/packages.el

   1 ;;; packages.el --- aminb layer packages file for Spacemacs.
   2 ;;
   3 ;; Copyright (c) 2016 Amin Bandali
   4 ;;
   5 ;; Author: Amin Bandali <amin@aminb.org>
   6 ;; URL: https://github.com/aminb/dotfiles
   7 ;;
   8 ;; This file is not part of GNU Emacs.
   9 ;;
  10 ;;; License: GPLv3
  11
  12 ;;; Commentary:
  13
  14 ;; This file is a collection of my settings and customizations on top of
  15 ;; spacemacs.
  16
  17 ;;; Code:
  18
  19 (defconst aminb-packages
  20   '(crux writeroom-mode znc
  21          ;; mu4e has to be installed manually,
  22          ;; and make sure it's in load-path
  23          (mu4e :location site)
  24          (mu4e-contrib :location site)
  25          smtpmail
  26          )
  27   "The list of Lisp packages required by the aminb layer.")
  28
  29 (defun aminb/init-crux ()
  30     (use-package crux
  31       :defer t
  32       :bind (("C-c d" . crux-duplicate-current-line-or-region)
  33              ("C-c M-d" . crux-duplicate-and-comment-current-line-or-region)
  34              )))
  35
  36 (defun aminb/init-writeroom-mode ()
  37   (use-package writeroom-mode             ; Distraction-free editing
  38     :defer t
  39     :config (setq writeroom-width 82)
  40     :bind (("C-c W" . writeroom-mode)
  41            ("s-?" . writeroom-toggle-mode-line))))
  42
  43 (defun aminb/init-znc ()
  44   (use-package znc
  45     :defer t
  46     :init
  47     (spacemacs/set-leader-keys
  48       "aiz" 'znc-erc)
  49     :config
  50     (progn
  51       ;; Set the erc nick completion postfix to ", "
  52       (setq erc-pcomplete-nick-postfix ", ")
  53
  54       ;; Restore channel buffers from logs
  55       (setq erc-log-insert-log-on-open t)
  56
  57       (defun vbe:znc-add-server (server port user networks)
  58         "Add a server to the list of ZNC servers.
  59 We use SSL inconditionaly. Moreover, we don't store the password
  60 but put nil instead. At least, we tweak the username to contain
  61 the network name later, this will be separated again."
  62         (add-to-list 'znc-servers
  63                      (list server
  64                            port
  65                            t                  ; SSL enabled
  66                            (mapcar (function (lambda (slug) (list slug
  67                                                                   (format "%s/%s" user slug)
  68                                                                   nil)))
  69                                    networks))))
  70
  71       (defun vbe:znc-erc-ssl-connector (&rest R)
  72         "Connect to ERC using SSL and retrieve password with `auth-source-search'.
  73 Moreover, handle multiple networks by sending the password with
  74 the appropriate network slug that we extract from the nick."
  75         (let* ((user (nth 0 (split-string (plist-get R :nick) "/")))
  76                (slug (nth 1 (split-string (plist-get R :nick) "/")))
  77                (found (nth 0 (auth-source-search :host (plist-get R :server)
  78                                                  :user user
  79                                                  :require '(:user :secret)
  80                                                  :max 1))))
  81           (if found
  82               (let ((password (let ((secret (plist-get found :secret)))
  83                                 (if (functionp secret)
  84                                     (funcall secret)
  85                                   secret))))
  86                 (plist-put R :password (format "%s/%s:%s" user slug password))
  87                 (plist-put R :nick user)
  88                 (apply 'erc-tls R)))))
  89       (setq znc-erc-ssl-connector 'vbe:znc-erc-ssl-connector)
  90
  91       ;; Define networks
  92       (vbe:znc-add-server "nix.aminb.org" 6669 "amin"
  93                           '(freenode mozilla))
  94
  95       ;; https://www.emacswiki.org/emacs/ErcBar
  96       ;; Display a bar before unread messages
  97       (eval-after-load 'erc-track
  98         '(progn
  99            (defun erc-bar-move-back (n)
 100              "Moves back n message lines. Ignores wrapping, and server messages."
 101              (interactive "nHow many lines ? ")
 102              (re-search-backward "^.*<.*>" nil t n))
 103
 104            (defun erc-bar-update-overlay ()
 105              "Update the overlay for current buffer, based on the content of
 106 erc-modified-channels-alist. Should be executed on window change."
 107              (interactive)
 108              (let* ((info (assq (current-buffer) erc-modified-channels-alist))
 109                     (count (cadr info)))
 110                (if (and info (> count erc-bar-threshold))
 111                    (save-excursion
 112                      (end-of-buffer)
 113                      (when (erc-bar-move-back count)
 114                        (let ((inhibit-field-text-motion t))
 115                          (move-overlay erc-bar-overlay
 116                                        (line-beginning-position)
 117                                        (line-end-position)
 118                                        (current-buffer)))))
 119                  (delete-overlay erc-bar-overlay))))
 120
 121            (defvar erc-bar-threshold 1
 122              "Display bar when there are more than erc-bar-threshold unread messages.")
 123            (defvar erc-bar-overlay nil
 124              "Overlay used to set bar")
 125            (setq erc-bar-overlay (make-overlay 0 0))
 126            (overlay-put erc-bar-overlay 'face '(:underline "purple"))
 127            ;;put the hook before erc-modified-channels-update
 128            (defadvice erc-track-mode (after erc-bar-setup-hook
 129                                             (&rest args) activate)
 130              ;;remove and add, so we know it's in the first place
 131              (remove-hook 'window-configuration-change-hook 'erc-bar-update-overlay)
 132              (add-hook 'window-configuration-change-hook 'erc-bar-update-overlay))
 133            (add-hook 'erc-send-completed-hook (lambda (str)
 134                                                 (erc-bar-update-overlay)))))
 135
 136       )))
 137
 138 (defun aminb/post-init-mu4e ()
 139   (use-package mu4e
 140     :defer t
 141     :config
 142     (progn
 143       (setq mu4e-maildir "~/mail"
 144             mu4e-get-mail-command "mbsync -a"    ;; or fetchmail, or ...
 145             mu4e-update-interval 300             ;; update every 5 minutes
 146             mu4e-view-show-addresses t
 147             mu4e-headers-include-related t
 148             mu4e-enable-notifications t
 149             mu4e-enable-mode-line t
 150             mu4e-compose-signature-auto-include t
 151             mu4e-compose-signature
 152             (concat
 153              "Amin Bandali\n"
 154              "<aminb.org>\n")
 155             ;; don't keep message buffers around
 156             message-kill-buffer-on-exit t
 157             mu4e-attachment-dir "~/dls"
 158             mu4e-sent-folder "/amin/Sent"
 159             mu4e-drafts-folder "/amin/Drafts"
 160             mu4e-trash-folder "/amin/Trash"
 161             user-mail-address "amin@aminb.org"
 162             mu4e-context-policy 'pick-first
 163             mu4e-contexts
 164               (list (make-mu4e-context
 165                      :name "amin"
 166                      :enter-func (lambda () (mu4e-message "Switch to the amin context"))
 167                      :match-func (lambda (msg)
 168                                    (when msg
 169                                      (s-prefix? "/amin/" (mu4e-message-field msg :maildir))))
 170                      :vars '((user-mail-address . "amin@aminb.org")
 171                              (mu4e-sent-folder . "/amin/Sent")
 172                              (mu4e-drafts-folder . "/amin/Drafts")
 173                              (mu4e-trash-folder . "/amin/Trash")
 174                              (mu4e-sent-messages-behavior . sent)
 175                              (smtpmail-default-smtp-server . "nix.aminb.org")
 176                              (smtpmail-smtp-server . "nix.aminb.org")
 177                              (smtpmail-stream-type . starttls)
 178                              (smtpmail-smtp-service . 587)))
 179                     (make-mu4e-context
 180                      :name "gmail"
 181                      :enter-func (lambda () (mu4e-message "Switch to the gmail context"))
 182                      :match-func (lambda (msg)
 183                                    (when msg
 184                                      (s-prefix? "/gmail/" (mu4e-message-field msg :maildir))))
 185                      :vars '((user-mail-address . "amin.bandali@gmail.com")
 186                              (mu4e-sent-folder . "/gmail/Sent")
 187                              (mu4e-drafts-folder . "/gmail/Drafts")
 188                              (mu4e-trash-folder . "/gmail/Trash")
 189                              (mu4e-sent-messages-behavior . delete)
 190                              (smtpmail-default-smtp-server . "smtp.gmail.com")
 191                              (smtpmail-smtp-server . "smtp.gmail.com")
 192                              (smtpmail-stream-type . starttls)
 193                              (smtpmail-smtp-service . 587)))))
 194       (with-eval-after-load 'mu4e-alert
 195         ;; Enable Desktop notifications
 196         (mu4e-alert-set-default-style 'notifications))))
 197
 198   (use-package gnus-dired
 199     ;; A special version of the gnus-dired-mail-buffers function
 200     ;; that understands mu4e buffers as well
 201     :defer t
 202     :config
 203     (progn
 204       ;; make the `gnus-dired-mail-buffers' function also work on
 205       ;; message-mode derived modes, such as mu4e-compose-mode
 206       (defun gnus-dired-mail-buffers ()
 207         "Return a list of active message buffers."
 208         (let (buffers)
 209           (save-current-buffer
 210             (dolist (buffer (buffer-list t))
 211               (set-buffer buffer)
 212               (when (and (derived-mode-p 'message-mode)
 213                          (null message-sent-message-via))
 214                 (push (buffer-name buffer) buffers))))
 215           (nreverse buffers)))
 216       (setq gnus-dired-mail-mode 'mu4e-user-agent)
 217       (add-hook 'dired-mode-hook 'turn-on-gnus-dired-mode))
 218     )
 219
 220   (spacemacs/set-leader-keys
 221     "am" 'mu4e)
 222   )
 223
 224 (defun aminb/init-mu4e-contrib ()
 225   (use-package mu4e-contrib
 226     :defer t
 227     :config
 228     (setq mu4e-html2text-command 'mu4e-shr2text
 229           mu4e-view-html-plaintext-ratio-heuristic 10
 230           mu4e-view-prefer-html t)))
 231
 232 (defun aminb/init-smtpmail ()
 233   (use-package smtpmail
 234     :defer t
 235     :config
 236     (setq smtpmail-default-smtp-server "nix.aminb.org"
 237           smtpmail-local-domain "aminb.org"
 238           smtpmail-smtp-server "nix.aminb.org"
 239           smtpmail-stream-type 'starttls
 240           smtpmail-smtp-service 587)))
 241
 242 ;;; packages.el ends here