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   '(creamsody-theme
  21     crux
  22     ;; mu4e has to be installed manually,
  23     ;; and make sure it's in load-path
  24     (mu4e :location site)
  25     (mu4e-contrib :location site)
  26     smtpmail
  27     writeroom-mode
  28     znc)
  29   "The list of Lisp packages required by the aminb layer.")
  30
  31 (defun aminb/init-creamsody-theme ())
  32
  33 (defun aminb/init-crux ()
  34     (use-package crux
  35       :defer t
  36       :bind (("C-c d" . crux-duplicate-current-line-or-region)
  37              ("C-c M-d" . crux-duplicate-and-comment-current-line-or-region)
  38              )))
  39
  40 (defun aminb/init-writeroom-mode ()
  41   (use-package writeroom-mode             ; Distraction-free editing
  42     :defer t
  43     :config (setq writeroom-width 82)
  44     :bind (("C-c W" . writeroom-mode)
  45            ("s-?" . writeroom-toggle-mode-line))))
  46
  47 (defun aminb/init-znc ()
  48   (use-package znc
  49     :defer t
  50     :init
  51     (spacemacs/set-leader-keys
  52       "aiz" 'znc-erc)
  53     :config
  54     (progn
  55       ;; Set the erc nick completion postfix to ", "
  56       (setq erc-pcomplete-nick-postfix ", ")
  57
  58       ;; Restore channel buffers from logs
  59       (setq erc-log-insert-log-on-open t)
  60
  61       (defun vbe:znc-add-server (server port user networks)
  62         "Add a server to the list of ZNC servers.
  63 We use SSL inconditionaly. Moreover, we don't store the password
  64 but put nil instead. At least, we tweak the username to contain
  65 the network name later, this will be separated again."
  66         (add-to-list 'znc-servers
  67                      (list server
  68                            port
  69                            t                  ; SSL enabled
  70                            (mapcar (function (lambda (slug) (list slug
  71                                                                   (format "%s/%s" user slug)
  72                                                                   nil)))
  73                                    networks))))
  74
  75       (defun vbe:znc-erc-ssl-connector (&rest R)
  76         "Connect to ERC using SSL and retrieve password with `auth-source-search'.
  77 Moreover, handle multiple networks by sending the password with
  78 the appropriate network slug that we extract from the nick."
  79         (let* ((user (nth 0 (split-string (plist-get R :nick) "/")))
  80                (slug (nth 1 (split-string (plist-get R :nick) "/")))
  81                (found (nth 0 (auth-source-search :host (plist-get R :server)
  82                                                  :user user
  83                                                  :require '(:user :secret)
  84                                                  :max 1))))
  85           (if found
  86               (let ((password (let ((secret (plist-get found :secret)))
  87                                 (if (functionp secret)
  88                                     (funcall secret)
  89                                   secret))))
  90                 (plist-put R :password (format "%s/%s:%s" user slug password))
  91                 (plist-put R :nick user)
  92                 (apply 'erc-tls R)))))
  93       (setq znc-erc-ssl-connector 'vbe:znc-erc-ssl-connector)
  94
  95       ;; Define networks
  96       (vbe:znc-add-server "nix.aminb.org" 6669 "amin"
  97                           '(freenode mozilla))
  98
  99       ;; https://www.emacswiki.org/emacs/ErcBar
 100       ;; Display a bar before unread messages
 101       (eval-after-load 'erc-track
 102         '(progn
 103            (defun erc-bar-move-back (n)
 104              "Moves back n message lines. Ignores wrapping, and server messages."
 105              (interactive "nHow many lines ? ")
 106              (re-search-backward "^.*<.*>" nil t n))
 107
 108            (defun erc-bar-update-overlay ()
 109              "Update the overlay for current buffer, based on the content of
 110 erc-modified-channels-alist. Should be executed on window change."
 111              (interactive)
 112              (let* ((info (assq (current-buffer) erc-modified-channels-alist))
 113                     (count (cadr info)))
 114                (if (and info (> count erc-bar-threshold))
 115                    (save-excursion
 116                      (end-of-buffer)
 117                      (when (erc-bar-move-back count)
 118                        (let ((inhibit-field-text-motion t))
 119                          (move-overlay erc-bar-overlay
 120                                        (line-beginning-position)
 121                                        (line-end-position)
 122                                        (current-buffer)))))
 123                  (delete-overlay erc-bar-overlay))))
 124
 125            (defvar erc-bar-threshold 1
 126              "Display bar when there are more than erc-bar-threshold unread messages.")
 127            (defvar erc-bar-overlay nil
 128              "Overlay used to set bar")
 129            (setq erc-bar-overlay (make-overlay 0 0))
 130            (overlay-put erc-bar-overlay 'face '(:underline "purple"))
 131            ;;put the hook before erc-modified-channels-update
 132            (defadvice erc-track-mode (after erc-bar-setup-hook
 133                                             (&rest args) activate)
 134              ;;remove and add, so we know it's in the first place
 135              (remove-hook 'window-configuration-change-hook 'erc-bar-update-overlay)
 136              (add-hook 'window-configuration-change-hook 'erc-bar-update-overlay))
 137            (add-hook 'erc-send-completed-hook (lambda (str)
 138                                                 (erc-bar-update-overlay)))))
 139
 140       )))
 141
 142 (defun aminb/post-init-mu4e ()
 143   (use-package mu4e
 144     :defer t
 145     :config
 146     (progn
 147       (setq mu4e-maildir "~/mail"
 148             mu4e-get-mail-command "mbsync -a"    ;; or fetchmail, or ...
 149             mu4e-update-interval 300             ;; update every 5 minutes
 150             mu4e-view-show-addresses t
 151             mu4e-headers-include-related t
 152             mu4e-enable-notifications t
 153             mu4e-enable-mode-line t
 154             mu4e-compose-signature-auto-include t
 155             mu4e-compose-signature
 156             (concat
 157              "Amin Bandali\n"
 158              "<aminb.org>\n")
 159             ;; don't keep message buffers around
 160             message-kill-buffer-on-exit t
 161             mu4e-attachment-dir "~/dls"
 162             mu4e-sent-folder "/amin/Sent"
 163             mu4e-drafts-folder "/amin/Drafts"
 164             mu4e-trash-folder "/amin/Trash"
 165             user-mail-address "amin@aminb.org"
 166             mu4e-context-policy 'pick-first
 167             mu4e-contexts
 168               (list (make-mu4e-context
 169                      :name "amin"
 170                      :enter-func (lambda () (mu4e-message "Switch to the amin context"))
 171                      :match-func (lambda (msg)
 172                                    (when msg
 173                                      (s-prefix? "/amin/" (mu4e-message-field msg :maildir))))
 174                      :vars '((user-mail-address . "amin@aminb.org")
 175                              (mu4e-sent-folder . "/amin/Sent")
 176                              (mu4e-drafts-folder . "/amin/Drafts")
 177                              (mu4e-trash-folder . "/amin/Trash")
 178                              (mu4e-sent-messages-behavior . sent)
 179                              (smtpmail-default-smtp-server . "nix.aminb.org")
 180                              (smtpmail-smtp-server . "nix.aminb.org")
 181                              (smtpmail-stream-type . starttls)
 182                              (smtpmail-smtp-service . 587)))
 183                     (make-mu4e-context
 184                      :name "gmail"
 185                      :enter-func (lambda () (mu4e-message "Switch to the gmail context"))
 186                      :match-func (lambda (msg)
 187                                    (when msg
 188                                      (s-prefix? "/gmail/" (mu4e-message-field msg :maildir))))
 189                      :vars '((user-mail-address . "amin.bandali@gmail.com")
 190                              (mu4e-sent-folder . "/gmail/Sent")
 191                              (mu4e-drafts-folder . "/gmail/Drafts")
 192                              (mu4e-trash-folder . "/gmail/Trash")
 193                              (mu4e-sent-messages-behavior . delete)
 194                              (smtpmail-default-smtp-server . "smtp.gmail.com")
 195                              (smtpmail-smtp-server . "smtp.gmail.com")
 196                              (smtpmail-stream-type . starttls)
 197                              (smtpmail-smtp-service . 587)))))
 198       (with-eval-after-load 'mu4e-alert
 199         ;; Enable Desktop notifications
 200         (mu4e-alert-set-default-style 'notifications))))
 201
 202   (use-package gnus-dired
 203     ;; A special version of the gnus-dired-mail-buffers function
 204     ;; that understands mu4e buffers as well
 205     :defer t
 206     :config
 207     (progn
 208       ;; make the `gnus-dired-mail-buffers' function also work on
 209       ;; message-mode derived modes, such as mu4e-compose-mode
 210       (defun gnus-dired-mail-buffers ()
 211         "Return a list of active message buffers."
 212         (let (buffers)
 213           (save-current-buffer
 214             (dolist (buffer (buffer-list t))
 215               (set-buffer buffer)
 216               (when (and (derived-mode-p 'message-mode)
 217                          (null message-sent-message-via))
 218                 (push (buffer-name buffer) buffers))))
 219           (nreverse buffers)))
 220       (setq gnus-dired-mail-mode 'mu4e-user-agent)
 221       (add-hook 'dired-mode-hook 'turn-on-gnus-dired-mode))
 222     )
 223
 224   (spacemacs/set-leader-keys
 225     "am" 'mu4e)
 226   )
 227
 228 (defun aminb/init-mu4e-contrib ()
 229   (use-package mu4e-contrib
 230     :defer t
 231     :config
 232     (setq mu4e-html2text-command 'mu4e-shr2text
 233           mu4e-view-html-plaintext-ratio-heuristic 10
 234           mu4e-view-prefer-html t)))
 235
 236 (defun aminb/init-smtpmail ()
 237   (use-package smtpmail
 238     :defer t
 239     :config
 240     (setq smtpmail-default-smtp-server "nix.aminb.org"
 241           smtpmail-local-domain "aminb.org"
 242           smtpmail-smtp-server "nix.aminb.org"
 243           smtpmail-stream-type 'starttls
 244           smtpmail-smtp-service 587)))
 245
 246 ;;; packages.el ends here