/usr/share/emacs/site-lisp/magit/magit-svn.el is in magit 1.2.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 | ;;; magit-svn.el --- git-svn plug-in for Magit
;; Copyright (C) 2008 Alex Ott
;; Copyright (C) 2009 Alexey Voinov
;; Copyright (C) 2009 John Wiegley
;; Copyright (C) 2008 Linh Dang
;; Copyright (C) 2008 Marcin Bachry
;; Copyright (C) 2008, 2009 Marius Vollmer
;; Copyright (C) 2010 Yann Hodique
;;
;; Magit 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, or (at your option)
;; any later version.
;;
;; Magit 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 Magit. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; This plug-in provides git-svn functionality as a separate component of Magit
;;; Code:
(require 'magit)
(eval-when-compile
(require 'cl))
;; git svn commands
(defun magit-svn-find-rev (rev &optional branch)
(interactive
(list (read-string "SVN revision: ")
(if current-prefix-arg
(read-string "In branch: "))))
(let* ((sha (apply 'magit-git-string
`("svn"
"find-rev"
,(concat "r" rev)
,@(when branch (list branch))))))
(if sha
(magit-show-commit
(magit-with-section sha 'commit
(magit-set-section-info sha)
sha))
(error "Revision %s could not be mapped to a commit" rev))))
(defun magit-svn-create-branch (name)
(interactive "sBranch name: ")
(magit-run-git "svn" "branch" name))
(defun magit-svn-rebase ()
(interactive)
(magit-run-git-async "svn" "rebase"))
(defun magit-svn-dcommit ()
(interactive)
(magit-run-git-async "svn" "dcommit"))
(defun magit-svn-enabled ()
(not (null (magit-svn-get-ref-info t))))
(defun magit-svn-expand-braces-in-branches (branch)
(if (not (string-match "\\(.+\\){\\(.+,.+\\)}\\(.*\\):\\(.*\\)\\\*" branch))
(list branch)
(let ((prefix (match-string 1 branch))
(suffix (match-string 3 branch))
(rhs (match-string 4 branch))
(pieces (split-string (match-string 2 branch) ",")))
(mapcar (lambda (p) (concat prefix p suffix ":" rhs p)) pieces))))
(defun magit-svn-get-local-ref (url)
(let* ((branches (cons (magit-get "svn-remote" "svn" "fetch")
(magit-get-all "svn-remote" "svn" "branches")))
(branches (apply 'nconc
(mapcar 'magit-svn-expand-braces-in-branches
branches)))
(base-url (magit-get "svn-remote" "svn" "url"))
(result nil))
(while branches
(let* ((pats (split-string (pop branches) ":"))
(src (replace-regexp-in-string "\\*" "\\\\(.*\\\\)" (car pats)))
(dst (replace-regexp-in-string "\\*" "\\\\1" (cadr pats)))
(base-url (replace-regexp-in-string "\\+" "\\\\+" base-url))
(base-url (replace-regexp-in-string "//.+@" "//" base-url))
(pat1 (concat "^" src "$"))
(pat2 (cond ((equal src "") (concat "^" base-url "$"))
(t (concat "^" base-url "/" src "$")))))
(cond ((string-match pat1 url)
(setq result (replace-match dst nil nil url))
(setq branches nil))
((string-match pat2 url)
(setq result (replace-match dst nil nil url))
(setq branches nil)))))
result))
(defvar magit-svn-get-ref-info-cache nil
"A cache for svn-ref-info.
As `magit-get-svn-ref-info' might be considered a quite
expensive operation a cache is taken so that `magit-status'
doesn't repeatedly call it.")
(defun magit-svn-get-ref-info (&optional use-cache)
"Gather details about the current git-svn repository.
Return nil if there isn't one. Keys of the alist are ref-path,
trunk-ref-name and local-ref-name.
If USE-CACHE is non-nil then return the value of `magit-get-svn-ref-info-cache'."
(if (and use-cache magit-svn-get-ref-info-cache)
magit-svn-get-ref-info-cache
(let* ((fetch (magit-get "svn-remote" "svn" "fetch"))
(url)
(revision))
(when fetch
(let* ((ref (cadr (split-string fetch ":")))
(ref-path (file-name-directory ref))
(trunk-ref-name (file-name-nondirectory ref)))
(set (make-local-variable
'magit-svn-get-ref-info-cache)
(list
(cons 'ref-path ref-path)
(cons 'trunk-ref-name trunk-ref-name)
;; get the local ref from the log. This is actually
;; the way that git-svn does it.
(cons 'local-ref
(with-temp-buffer
(insert (or (magit-git-string "log" "--first-parent"
"--grep" "git-svn" "-1")
""))
(goto-char (point-min))
(cond ((re-search-forward "git-svn-id: \\(.+/.+?\\)@\\([0-9]+\\)" nil t)
(setq url (match-string 1)
revision (match-string 2))
(magit-svn-get-local-ref url))
(t
(setq url (magit-get "svn-remote" "svn" "url"))
nil))))
(cons 'revision revision)
(cons 'url url))))))))
(defun magit-svn-get-ref (&optional use-cache)
"Get the best guess remote ref for the current git-svn based branch.
If USE-CACHE is non nil, use the cached information."
(let ((info (magit-svn-get-ref-info use-cache)))
(cdr (assoc 'local-ref info))))
(magit-define-inserter svn-unpulled (&optional use-cache)
(when (magit-svn-enabled)
(apply #'magit-git-section
'svn-unpulled "Unpulled commits (SVN):" 'magit-wash-log "log"
(append magit-git-log-options
(list
(format "HEAD..%s" (magit-svn-get-ref use-cache)))))))
(magit-define-inserter svn-unpushed (&optional use-cache)
(when (magit-svn-enabled)
(apply #'magit-git-section
'svn-unpushed "Unpushed commits (SVN):" 'magit-wash-log "log"
(append magit-git-log-options
(list
(format "%s..HEAD" (magit-svn-get-ref use-cache)))))))
(magit-define-section-jumper svn-unpushed "Unpushed commits (SVN)")
(defun magit-svn-remote-string ()
(let ((svn-info (magit-svn-get-ref-info)))
(when svn-info
(concat (cdr (assoc 'url svn-info))
" @ "
(cdr (assoc 'revision svn-info))))))
(defun magit-svn-remote-update ()
(interactive)
(when (magit-svn-enabled)
(magit-run-git-async "svn" "fetch")))
(easy-menu-define magit-svn-extension-menu
nil
"Git SVN extension menu"
'("Git SVN"
:visible magit-svn-mode
["Create branch" magit-svn-create-branch (magit-svn-enabled)]
["Rebase" magit-svn-rebase (magit-svn-enabled)]
["Fetch" magit-svn-remote-update (magit-svn-enabled)]
["Commit" magit-svn-dcommit (magit-svn-enabled)]))
(easy-menu-add-item 'magit-mode-menu
'("Extensions")
magit-svn-extension-menu)
;; add the group and its keys
(progn
;; (re-)create the group
(magit-key-mode-add-group 'svn)
(magit-key-mode-insert-action 'svn "r" "Rebase" 'magit-svn-rebase)
(magit-key-mode-insert-action 'svn "c" "DCommit" 'magit-svn-dcommit)
(magit-key-mode-insert-action 'svn "f" "Fetch" 'magit-svn-remote-update)
(magit-key-mode-insert-action 'svn "s" "Find rev" 'magit-svn-find-rev)
(magit-key-mode-insert-action 'svn "B" "Create branch" 'magit-svn-create-branch)
;; generate and bind the menu popup function
(magit-key-mode-generate 'svn))
(defvar magit-svn-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "N") 'magit-key-mode-popup-svn)
map))
;;;###autoload
(define-minor-mode magit-svn-mode "SVN support for Magit"
:lighter " SVN" :require 'magit-svn :keymap 'magit-svn-mode-map
(or (derived-mode-p 'magit-mode)
(error "This mode only makes sense with magit"))
(let ((unpulled-hook (lambda () (magit-insert-svn-unpulled t)))
(unpushed-hook (lambda () (magit-insert-svn-unpushed t)))
(remote-hook 'magit-svn-remote-string))
(if magit-svn-mode
(progn
(add-hook 'magit-after-insert-unpulled-commits-hook unpulled-hook nil t)
(add-hook 'magit-after-insert-unpushed-commits-hook unpushed-hook nil t)
(add-hook 'magit-remote-string-hook remote-hook nil t))
(progn
(remove-hook 'magit-after-insert-unpulled-commits-hook unpulled-hook t)
(remove-hook 'magit-after-insert-unpushed-commits-hook unpushed-hook t)
(remove-hook 'magit-remote-string-hook remote-hook t)))
(when (called-interactively-p 'any)
(magit-refresh))))
;;;###autoload
(defun turn-on-magit-svn ()
"Unconditionally turn on `magit-svn-mode'."
(magit-svn-mode 1))
(provide 'magit-svn)
;;; magit-svn.el ends here
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