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+;;; oni.el --- Functions for emacs
+
+;; Copyright (C) 2012  Tom Willemse
+
+;; Author: Tom Willemse <tom@ryuslash.org>
+;; Keywords: local
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;
+
+;;; Code:
+
+(autoload 'notifications-notify "notifications")
+(autoload 'jabber-send-message "jabber-chat")
+
+(defmacro oni:email (user at host dot com)
+  "Turn arguments into an email address.
+The resulting email address will look like: USER@HOST.COM, AT and
+DOT are intentionally being skipped."
+  (concat (symbol-name user) "@" (symbol-name host) "."
+          (symbol-name com)))
+
+(defun oni:after-save-func ()
+  "Function for `after-save-hook'."
+  (oni:compile-el)
+  (executable-make-buffer-file-executable-if-script-p)
+  (let* ((dom-dir (locate-dominating-file (buffer-file-name) "Makefile"))
+         (TAGSp (not (string= "" (shell-command-to-string
+                                  (concat "grep \"^TAGS:\" " dom-dir "Makefile"))))))
+    (when (and dom-dir TAGSp)
+      (shell-command
+       (concat "make -C " dom-dir " TAGS >/dev/null 2>&1")))))
+
+(defun oni:appt-display-window-and-jabber (min-to-app new-time appt-msg)
+  "Send a message to my phone jabber account."
+  (jabber-send-message (car jabber-connections) "phone@ryuslash.org"
+                       nil (format "%s%s (in %s minutes)"
+                                   new-time appt-msg min-to-app) nil)
+  (appt-disp-window min-to-app new-time appt-msg))
+;; (jabber-send-message (car jabber-connections)
+;; "aethon@muc.ryuslash.org" nil "Hi, I'm a programmatic message; this
+;; upens up possibilities :)" "groupchat")
+(defun oni:before-save-func ()
+  "Function for `before-save-hook'."
+  (if (eq major-mode 'html-mode)
+      (oni:replace-html-special-chars))
+  (if (not (eq major-mode 'markdown-mode))
+      (delete-trailing-whitespace)))
+
+(defun oni:c-mode-func ()
+  "Function for `c-mode-hook'."
+  (local-set-key [f9] 'compile)
+  (local-set-key "\C-j" 'oni:newline-and-indent))
+
+(defun oni:close-client-window ()
+  "Close a client's frames."
+  (interactive)
+  (server-save-buffers-kill-terminal nil))
+
+(defun oni:color-for (object)
+  "Generate a hex color by taking the first 6 characters of OBJECT's MD5 sum."
+  (format "#%s" (substring (md5 object) 0 6)))
+
+(defun oni:compile-el ()
+  "Compile the current buffer file if it is an .el file."
+  (let* ((full-file-name (buffer-file-name))
+         (file-name (file-name-nondirectory full-file-name))
+         (suffix (file-name-extension file-name)))
+      (if (and (not (string-equal file-name ".dir-locals.el"))
+               (string-equal suffix "el"))
+          (byte-compile-file full-file-name))))
+
+(defun oni:css-mode-func ()
+  "Function for `css-mode-hook'."
+  (local-set-key "\C-j" 'oni:newline-and-indent)
+  (rainbow-mode))
+
+(defun oni:current-jabber-status ()
+  "Return a string representing the current jabber status."
+  (or (and (not *jabber-connected*) "Offline")
+      (and (not (string= *jabber-current-status* ""))
+           *jabber-current-status*)
+      "Online"))
+
+(defun oni:diary-display-func ()
+  "Function for `diary-display-hook'."
+  (diary-fancy-display))
+
+(defun oni:emacs-lisp-mode-func ()
+  "Function for `emacs-lisp-mode-hook'."
+  (eldoc-mode))
+
+(defun oni:emacs-startup-func ()
+  "Function for `emacs-init-hook'."
+  (require 'auto-complete-config)
+  (ac-config-default))
+
+(defun oni:go-mode-func ()
+  "Function for `go-mode-hook'."
+  (setq indent-tabs-mode nil)
+  (local-set-key "\C-j" 'oni:newline-and-indent))
+
+(defun oni:gtags-mode-func ()
+  "Function for `gtags-mode-hook'."
+  (local-set-key "\M-," 'gtags-find-tag)
+  (local-set-key "\M-." 'gtags-find-rtag))
+
+(defun oni:haskell-mode-func ()
+  "Function for `haskell-mode-hook'."
+  (turn-on-haskell-indentation))
+
+(defun oni:html-mode-func ()
+  "Function for `html-mode-hook'."
+  (yas-minor-mode)
+  (fci-mode)
+  (flycheck-mode))
+
+(defun oni:indent-shift-left (start end &optional count)
+  "Rigidly indent region.
+Region is from START to END.  Move
+COUNT number of spaces if it is non-nil otherwise use
+`tab-width'."
+  (interactive
+   (if mark-active
+       (list (region-beginning) (region-end) current-prefix-arg)
+     (list (line-beginning-position)
+           (line-end-position)
+           current-prefix-arg)))
+  (if count
+      (setq count (prefix-numeric-value count))
+    (setq count tab-width))
+  (when (> count 0)
+    (let ((deactivate-mark nil))
+      (save-excursion
+        (goto-char start)
+        (while (< (point) end)
+          (if (and (< (current-indentation) count)
+                   (not (looking-at "[ \t]*$")))
+              (error "Can't shift all lines enough"))
+          (forward-line))
+        (indent-rigidly start end (- count))))))
+
+(defun oni:indent-shift-right (start end &optional count)
+  "Indent region between START and END rigidly to the right.
+If COUNT has been specified indent by that much, otherwise look at
+`tab-width'."
+  (interactive
+   (if mark-active
+       (list (region-beginning) (region-end) current-prefix-arg)
+     (list (line-beginning-position)
+           (line-end-position)
+           current-prefix-arg)))
+  (let ((deactivate-mark nil))
+    (if count
+        (setq count (prefix-numeric-value count))
+      (setq count tab-width))
+    (indent-rigidly start end count)))
+
+(defun oni:jabber-alert-message-func (from buffer text title)
+  (notifications-notify :title title
+                        :body text))
+
+(defun oni:jabber-chat-mode-func ()
+  "Function for `jabber-chat-mode-hook'."
+  (visual-line-mode))
+
+(defun oni:jabber-roster-mode-func ()
+  "Function for `jabber-roster-mode-hook'."
+  (setq mode-line-format
+        (list (propertize " %m" 'face 'mode-line-buffer-id))))
+
+(defun oni:java-mode-func ()
+  "Function for `java-mode-hook'."
+  (local-set-key "\C-j" 'oni:newline-and-indent))
+
+(defun oni:js-mode-func ()
+  "Function for `js-mode-hook'."
+  (rainbow-delimiters-mode)
+  (local-set-key "\C-j" 'oni:newline-and-indent))
+
+(defun oni:js2-mode-func ()
+  "Function for `js2-mode-hook'."
+  (oni:prog-mode-func)
+  (oni:js-mode-func)
+  (local-set-key (kbd "<f5>") #'slime-js-reload)
+  (slime-js-minor-mode))
+
+(defun oni:kill-region-or-backward-char ()
+  "Either `kill-region' or `backward-delete-char-untabify'."
+  (interactive)
+  (if (region-active-p)
+      (kill-region (region-beginning) (region-end))
+    (backward-delete-char-untabify 1)))
+
+(defun oni:kill-region-or-forward-char ()
+  "Either `kill-region' or `delete-forward-char'."
+  (interactive)
+  (if (region-active-p)
+      (kill-region (region-beginning) (region-end))
+    (delete-forward-char 1)))
+
+(defun oni:kill-region-or-line ()
+  "Either `kill-region' or `kill-line'."
+  (interactive)
+  (if (region-active-p)
+      (kill-region (region-beginning) (region-end))
+    (kill-line)))
+
+(defun oni:lua-mode-func()
+  "Function for `lua-mode-hook'."
+  (local-unset-key (kbd ")"))
+  (local-unset-key (kbd "]"))
+  (local-unset-key (kbd "}"))
+  (flycheck-mode))
+
+(defun oni:magit-log-edit-mode-func ()
+  "Function for `magit-log-edit-mode-hook'."
+  (auto-fill-mode)
+  (font-lock-add-keywords
+   nil
+   '(("\\`\\(.\\{,50\\}\\)\\(.*\\)\n?\\(.*\\)$"
+      (1 'git-commit-summary-face)
+      (2 'git-commit-overlong-summary-face)
+      (3 'git-commit-nonempty-second-line-face))
+     ("`\\([^']+\\)'" 1 font-lock-constant-face))
+   t))
+
+(defun oni:markdown-mode-func ()
+  "Function for `markdown-mode-hook'."
+  (setq-local comment-auto-fill-only-comments nil)
+  (setq-local whitespace-style '(face trailing))
+  (auto-fill-mode)
+  (whitespace-mode))
+
+(defun oni:message-mode-func ()
+  "Function for `message-mode-hook'."
+  (setq-local comment-auto-fill-only-comments nil)
+  (auto-fill-mode)
+  (flyspell-mode))
+
+(defun oni:mini-fix-timestamp-string (date-string)
+  "A minimal version of Xah Lee's `fix-timestamp-string'.
+Turn DATE-STRING into something else that can be worked with in
+code.  Found at http://xahlee.org/emacs/elisp_parse_time.html"
+  (setq date-string (replace-regexp-in-string "Jan" "01" date-string)
+        date-string (replace-regexp-in-string "Feb" "02" date-string)
+        date-string (replace-regexp-in-string "Mar" "03" date-string)
+        date-string (replace-regexp-in-string "Apr" "04" date-string)
+        date-string (replace-regexp-in-string "May" "05" date-string)
+        date-string (replace-regexp-in-string "Jun" "06" date-string)
+        date-string (replace-regexp-in-string "Jul" "07" date-string)
+        date-string (replace-regexp-in-string "Aug" "08" date-string)
+        date-string (replace-regexp-in-string "Sep" "09" date-string)
+        date-string (replace-regexp-in-string "Oct" "10" date-string)
+        date-string (replace-regexp-in-string "Nov" "11" date-string)
+        date-string (replace-regexp-in-string "Dec" "12" date-string))
+  (string-match
+   "^\\([0-9]\\{2\\}\\)-\\([0-9]\\{2\\}\\)-\\([0-9]\\{4\\}\\)$"
+   date-string)
+  (format "%s-%s-%s"
+          (match-string 3 date-string)
+          (match-string 2 date-string)
+          (match-string 1 date-string)))
+
+(defun oni:move-beginning-of-dwim ()
+  "Move to beginning of line either after indentation or before."
+  (interactive)
+  (let ((start (point)))
+    (back-to-indentation)
+    (if (= start (point))
+        (beginning-of-line))))
+
+(defun oni:move-end-of-dwim ()
+  "Move to end of line, either before any comments or after."
+  (interactive)
+  (let ((start (point))
+        (eolpos (line-end-position)))
+    (beginning-of-line)
+    (if (and comment-start
+             (comment-search-forward eolpos t))
+        (progn
+          (search-backward-regexp (concat "[^ \t" comment-start "]"))
+          (forward-char)
+
+          (when (or (bolp)
+                    (= start (point)))
+            (end-of-line)))
+      (end-of-line))))
+
+(defun oni:myepisodes-formatter (plist)
+  "Format RSS items from MyEpisodes as org tasks.
+PLIST contains all the pertinent information."
+  (let ((str (plist-get plist :title)))
+    (string-match
+     "^\\[ \\([^\]]+\\) \\]\\[ \\([^\]]+\\) \\]\\[ \\([^\]]+\\) \\]\\[ \\([^\]]+\\) \\]$"
+     str)
+    (let* ((title (match-string 1 str))
+           (episode (match-string 2 str))
+           (name (match-string 3 str))
+           (date (oni:mini-fix-timestamp-string (match-string 4 str))))
+      (format "* ACQUIRE %s %s - %s \n  SCHEDULED: <%s>"
+              title episode name date))))
+
+(defun oni:newline-and-indent ()
+  "`newline-and-indent', but with a twist.
+When dealing with braces, add another line and indent that too."
+  (interactive)
+  (if (and (not (or (= (point) (point-max))
+                    (= (point) (point-min))))
+           (or (and (char-equal (char-before) ?{)
+                    (char-equal (char-after) ?}))
+               (and (char-equal (char-before) ?\()
+                    (char-equal (char-after) ?\)))))
+      (save-excursion (newline-and-indent)))
+  (newline-and-indent))
+
+(defun oni:org-mode-func ()
+  "Function for `org-mode-hook'."
+  (auto-fill-mode)
+  (yas-minor-mode)
+  (set (make-local-variable 'comment-auto-fill-only-comments) nil))
+
+(defun oni:php-mode-func ()
+  "Function for `php-mode-hook'."
+  (local-set-key "\C-j" 'oni:newline-and-indent)
+  (c-set-offset 'arglist-intro '+)
+  (c-set-offset 'arglist-close '0)
+  (rainbow-delimiters-mode)
+  (setq-local fci-rule-column 80)
+  (flycheck-mode))
+
+(defun oni:prog-mode-func ()
+  "Function for `prog-mode-hook'."
+  (rainbow-delimiters-mode)
+  (fci-mode)
+  (yas-minor-mode)
+  (auto-fill-mode))
+
+(defun oni:python-mode-func ()
+  "Function for `python-mode-hook'."
+  (flycheck-mode)
+  (local-set-key (kbd "C->") 'python-indent-shift-right)
+  (local-set-key (kbd "C-<") 'python-indent-shift-left)
+  (set (make-local-variable 'electric-indent-chars) nil)
+  (rainbow-delimiters-mode)
+  (setq fci-rule-column 79
+        fill-column 72)
+  (setq-local whitespace-style '(tab-mark))
+  (fci-mode)
+  (whitespace-mode))
+
+(defun oni:rainbow-mode-init ()
+  "Initialization function for rainbow-mode."
+  (diminish 'rainbow-mode))
+
+(defun oni:raise-ansi-term (arg)
+  "Create or show an `ansi-term' buffer."
+  (interactive "P")
+  (let ((buffer (get-buffer "*ansi-term*")))
+    (if (and buffer (not arg))
+        (switch-to-buffer buffer)
+      (ansi-term (getenv "SHELL")))))
+
+(defun oni:raise-scratch (&optional mode)
+  "Show the *scratch* buffer.
+If called with a universal argument, ask the user which mode to
+use.  If MODE is not nil, open a new buffer with the name
+*MODE-scratch* and load MODE as its major mode."
+  (interactive (list (if current-prefix-arg
+                         (read-string "Mode: ")
+                       nil)))
+  (let* ((bname (if mode
+                    (concat "*" mode "-scratch*")
+                  "*scratch*"))
+         (buffer (get-buffer bname))
+         (mode-sym (intern (concat mode "-mode"))))
+
+    (unless buffer
+      (setq buffer (generate-new-buffer bname))
+      (with-current-buffer buffer
+        (when (fboundp mode-sym)
+          (funcall mode-sym))))
+
+    (select-window (display-buffer buffer))))
+
+(defun oni:replace-html-special-chars ()
+  "Replace special characters with HTML escaped entities."
+  (oni:replace-occurrences "é" "&eacute;"))
+
+(defun oni:replace-occurrences (from to)
+  "Replace all occurrences of FROM with TO in the current buffer."
+  (save-excursion
+    (goto-char (point-min))
+    (while (search-forward from nil t)
+      (replace-match to))))
+
+(defun oni:request-pull ()
+  "Start a mail to request pulling from a git repository."
+  (interactive)
+  (let* ((default-directory
+           (expand-file-name
+            (or (locate-dominating-file default-directory ".git")
+                (magit-read-top-dir nil))))
+         (refs (magit-list-interesting-refs magit-uninteresting-refs))
+         (from (cdr (assoc (completing-read "From: " refs) refs)))
+         (url (read-from-minibuffer "Pull URL: "))
+         (to (symbol-name (read-from-minibuffer "Up to (HEAD): "
+                                                nil nil t nil "HEAD")))
+         (patchp (and current-prefix-arg (listp current-prefix-arg))))
+    (message "Requesting pull for %s from %s to %s at %s with%s patch"
+             default-directory from to url (if patchp "" "out"))
+
+    (compose-mail
+     nil (concat
+          "Requesting pull for "
+          (file-name-base (directory-file-name default-directory))))
+
+    (save-excursion
+      (goto-char (point-max))
+      (insert
+       (shell-command-to-string
+        (concat "git --git-dir='" default-directory ".git' --work-tree='"
+                default-directory "' request-pull " (when patchp "-p ")
+                from " " url " " to))))))
+
+(defun oni:rst-mode-func ()
+  "Function for `rst-mode-hook'."
+  (auto-fill-mode))
+
+(defun oni:self-insert-dwim ()
+  "Execute self insert, but when the region is active call self
+insert at the end of the region and at the beginning."
+  (interactive)
+  (if (region-active-p)
+      (let ((electric-pair-mode nil)
+            (beginning (region-beginning))
+            (end (region-end)))
+        (goto-char end)
+        (self-insert-command 1)
+        (save-excursion
+          (goto-char beginning)
+          (self-insert-command 1)))
+    (self-insert-command 1)))
+
+(defun oni:shorten-dir (dir)
+  "Shorten a directory, (almost) like fish does it."
+  (while (string-match "\\(/\\.?[^./]\\)[^/]+/" dir)
+    (setq dir (replace-match "\\1/" nil nil dir)))
+  dir)
+
+(defun oni:show-buffer-position ()
+  "Show the position in the current buffer."
+  (interactive)
+  (message (format "%d:%d" (line-number-at-pos) (current-column))))
+
+(defun oni:show-org-index ()
+  "Show the index of my org files."
+  (interactive)
+  (find-file "~/documents/org/index.org"))
+
+(defun oni:smex-init ()
+  "Initialization function for smex."
+  (global-set-key (kbd "M-x") 'smex)
+  (global-set-key (kbd "C-M-x") 'smex-major-mode-commands))
+
+(defun oni:split-window-interactive (dir)
+  "Split windows in direction DIR.
+
+Can also delete or switch to another window."
+  (interactive
+   (list (read-char "Direction (h,v,q,d,o): ")))
+  (case dir
+    ((?v) (split-window-vertically))
+    ((?h) (split-window-horizontally))
+    ((?q) (delete-other-windows))
+    ((?d) (delete-window))
+    ((?o) (other-window 1))))
+
+(defun oni:split-window-interactively (window)
+  "Ask for a direction and split WINDOW that way.
+
+If no direction is given, don't split."
+  (let ((dir (read-char "Direction (h,v): ")))
+    (case dir
+      ((?v) (split-window-vertically))
+      ((?h) (split-window-horizontally))
+      (t window))))
+
+(defun oni:start-python-test-mail-server ()
+  "Run the python test mailserver."
+  (interactive)
+  (start-process "python-test-mail-server" "*py-mail-server*" "python" "-m"
+                 "smtpd" "-n" "-c" "DebuggingServer" "localhost:1025"))
+
+(defun oni:stop-python-test-mail-server ()
+  "Stop the python test mailserver."
+  (interactive)
+  (kill-process "python-test-mail-server"))
+
+(defun oni:term-mode-func ()
+  "Function for `term-mode-hook'."
+  (setq truncate-lines nil))
+
+(defun oni:texinfo-mode-func ()
+  "Function for `texinfo-mode-hook'."
+  (setq-local comment-auto-fill-only-comments nil)
+  (auto-fill-mode))
+
+(defun oni:write-file-func ()
+  "Function for `write-file-hooks'."
+  (time-stamp))
+
+(defun oni:yas-minor-mode-func ()
+  "Function for `yas-minor-mode-hook'."
+  (define-key yas-minor-mode-map (kbd "TAB") nil)
+  (define-key yas-minor-mode-map [(tab)] nil)
+  (define-key yas-minor-mode-map (kbd "C-\\") 'yas-expand))
+
+(defun oni:yasnippet-init ()
+  "Initialization function for yasnippet."
+  (diminish 'yas-minor-mode))
+
+(defvar oni:auto-save-name-transforms
+  `((".*" ,temporary-file-directory t))
+  "Place all auto-save files in `temporary-file-directory'.")
+
+(defvar oni:backup-directory-alist
+  `((".*" . ,temporary-file-directory))
+  "Palce all backup files in `temporary-file-directory'.")
+
+(defvar oni:mailbox-map
+  '("top" ("menu"
+           ("ryulash.org" . "ryuslash")
+           ("ninthfloor"  . "ninthfloor")
+           ("gmail"       . "gmail")
+           ("aethon"      . "aethon")))
+  "A mailbox map for use with `tmm-prompt'.")
+
+(provide 'oni)
+;;; oni.el ends here