X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=emacs%2Fnotmuch-lib.el;h=5dc6797068c876619bc36f57cd2ffa4c9ae5e9ab;hp=fa35fa9fd89384cd16651bd07c767b32f0080ac1;hb=60ac94fe58635f9c40724afa0f35965fc9ff1afc;hpb=957fc2e1a7d00636c7eaaf487edae65e7a63dc8f diff --git a/emacs/notmuch-lib.el b/emacs/notmuch-lib.el index fa35fa9f..5dc67970 100644 --- a/emacs/notmuch-lib.el +++ b/emacs/notmuch-lib.el @@ -1,4 +1,4 @@ -;; notmuch-lib.el --- common variables, functions and function declarations +;;; notmuch-lib.el --- common variables, functions and function declarations ;; ;; Copyright © Carl Worth ;; @@ -15,18 +15,26 @@ ;; General Public License for more details. ;; ;; You should have received a copy of the GNU General Public License -;; along with Notmuch. If not, see . +;; along with Notmuch. If not, see . ;; ;; Authors: Carl Worth ;; This is an part of an emacs-based interface to the notmuch mail system. +;;; Code: + +(require 'mm-util) (require 'mm-view) (require 'mm-decode) (require 'cl) +(require 'notmuch-compat) + +(unless (require 'notmuch-version nil t) + (defconst notmuch-emacs-version "unknown" + "Placeholder variable when notmuch-version.el[c] is not available.")) -(defvar notmuch-command "notmuch" - "Command to run the notmuch binary.") +(autoload 'notmuch-jump-search "notmuch-jump" + "Jump to a saved search by shortcut key." t) (defgroup notmuch nil "Notmuch mail reader for Emacs." @@ -50,6 +58,10 @@ (custom-add-to-group 'notmuch-send 'message 'custom-group) +(defgroup notmuch-tag nil + "Tags and tagging in Notmuch." + :group 'notmuch) + (defgroup notmuch-crypto nil "Processing and display of cryptographic MIME parts." :group 'notmuch) @@ -66,6 +78,16 @@ "Graphical attributes for displaying text" :group 'notmuch) +(defcustom notmuch-command "notmuch" + "Name of the notmuch binary. + +This can be a relative or absolute path to the notmuch binary. +If this is a relative path, it will be searched for in all of the +directories given in `exec-path' (which is, by default, based on +$PATH)." + :type 'string + :group 'notmuch-external) + (defcustom notmuch-search-oldest-first t "Show the oldest mail first when searching. @@ -77,7 +99,11 @@ search." :group 'notmuch-search) (defcustom notmuch-poll-script nil - "An external script to incorporate new mail into the notmuch database. + "[Deprecated] Command to run to incorporate new mail into the notmuch database. + +This option has been deprecated in favor of \"notmuch new\" +hooks (see man notmuch-hooks). To change the path to the notmuch +binary, customize `notmuch-command'. This variable controls the action invoked by `notmuch-poll-and-refresh-this-buffer' (bound by default to 'G') @@ -93,10 +119,7 @@ the user's needs: 1. Invoke a program to transfer mail to the local mail store 2. Invoke \"notmuch new\" to incorporate the new mail -3. Invoke one or more \"notmuch tag\" commands to classify the mail - -Note that the recommended way of achieving the same is using -\"notmuch new\" hooks." +3. Invoke one or more \"notmuch tag\" commands to classify the mail" :type '(choice (const :tag "notmuch new" nil) (const :tag "Disabled" "") (string :tag "Custom script")) @@ -107,12 +130,6 @@ Note that the recommended way of achieving the same is using (defvar notmuch-search-history nil "Variable to store notmuch searches history.") -(defcustom notmuch-saved-searches '(("inbox" . "tag:inbox") - ("unread" . "tag:unread")) - "A list of saved searches to display." - :type '(alist :key-type string :value-type string) - :group 'notmuch-hello) - (defcustom notmuch-archive-tags '("-inbox") "List of tag changes to apply to a message or a thread when it is archived. @@ -130,12 +147,14 @@ For example, if you wanted to remove an \"inbox\" tag and add an (defvar notmuch-common-keymap (let ((map (make-sparse-keymap))) (define-key map "?" 'notmuch-help) - (define-key map "q" 'notmuch-kill-this-buffer) + (define-key map "q" 'notmuch-bury-or-kill-this-buffer) (define-key map "s" 'notmuch-search) (define-key map "z" 'notmuch-tree) (define-key map "m" 'notmuch-mua-new-mail) (define-key map "=" 'notmuch-refresh-this-buffer) + (define-key map (kbd "M-=") 'notmuch-refresh-all-buffers) (define-key map "G" 'notmuch-poll-and-refresh-this-buffer) + (define-key map "j" 'notmuch-jump-search) map) "Keymap shared by all notmuch modes.") @@ -186,8 +205,8 @@ Otherwise the output will be returned" "Perhaps you haven't run \"notmuch setup\" yet? Try running this on the command line, and then retry your notmuch command"))) -(defun notmuch-version () - "Return a string with the notmuch version number." +(defun notmuch-cli-version () + "Return a string with the notmuch cli command version number." (let ((long-string ;; Trim off the trailing newline. (substring (notmuch-command-to-string "--version") 0 -1))) @@ -198,8 +217,13 @@ on the command line, and then retry your notmuch command"))) (defun notmuch-config-get (item) "Return a value from the notmuch configuration." - ;; Trim off the trailing newline - (substring (notmuch-command-to-string "config" "get" item) 0 -1)) + (let* ((val (notmuch-command-to-string "config" "get" item)) + (len (length val))) + ;; Trim off the trailing newline (if the value is empty or not + ;; configured, there will be no newline) + (if (and (> len 0) (= (aref val (- len 1)) ?\n)) + (substring val 0 -1) + val))) (defun notmuch-database-path () "Return the database.path value from the notmuch configuration." @@ -215,7 +239,10 @@ on the command line, and then retry your notmuch command"))) (defun notmuch-user-other-email () "Return the user.other_email value (as a list) from the notmuch configuration." - (split-string (notmuch-config-get "user.other_email") "\n")) + (split-string (notmuch-config-get "user.other_email") "\n" t)) + +(defun notmuch-user-emails () + (cons (notmuch-user-primary-email) (notmuch-user-other-email))) (defun notmuch-poll () "Run \"notmuch new\" or an external script to import mail. @@ -225,13 +252,19 @@ depending on the value of `notmuch-poll-script'." (interactive) (if (stringp notmuch-poll-script) (unless (string= notmuch-poll-script "") - (call-process notmuch-poll-script nil nil)) - (call-process notmuch-command nil nil nil "new"))) + (unless (equal (call-process notmuch-poll-script nil nil) 0) + (error "Notmuch: poll script `%s' failed!" notmuch-poll-script))) + (notmuch-call-notmuch-process "new"))) -(defun notmuch-kill-this-buffer () - "Kill the current buffer." +(defun notmuch-bury-or-kill-this-buffer () + "Undisplay the current buffer. + +Bury the current buffer, unless there is only one window showing +it, in which case it is killed." (interactive) - (kill-buffer (current-buffer))) + (if (> (length (get-buffer-window-list nil nil t)) 1) + (bury-buffer) + (kill-buffer))) (defun notmuch-documentation-first-line (symbol) "Return the first line of the documentation string for SYMBOL." @@ -386,10 +419,8 @@ of its command symbol." "Refresh the current buffer." (interactive) (when notmuch-buffer-refresh-function - (if (commandp notmuch-buffer-refresh-function) - ;; Pass prefix argument, etc. - (call-interactively notmuch-buffer-refresh-function) - (funcall notmuch-buffer-refresh-function)))) + ;; Pass prefix argument, etc. + (call-interactively notmuch-buffer-refresh-function))) (defun notmuch-poll-and-refresh-this-buffer () "Invoke `notmuch-poll' to import mail, then refresh the current buffer." @@ -397,6 +428,21 @@ of its command symbol." (notmuch-poll) (notmuch-refresh-this-buffer)) +(defun notmuch-refresh-all-buffers () + "Invoke `notmuch-refresh-this-buffer' on all notmuch major-mode buffers. + +The buffers are silently refreshed, i.e. they are not forced to +be displayed." + (interactive) + (dolist (buffer (buffer-list)) + (let ((buffer-mode (buffer-local-value 'major-mode buffer))) + (when (memq buffer-mode '(notmuch-show-mode + notmuch-tree-mode + notmuch-search-mode + notmuch-hello-mode)) + (with-current-buffer buffer + (notmuch-refresh-this-buffer)))))) + (defun notmuch-prettify-subject (subject) ;; This function is used by `notmuch-search-process-filter' which ;; requires that we not disrupt its' matching state. @@ -421,7 +467,10 @@ user-friendly queries." (save-match-data (if (or (equal term "") - (string-match "[ ()]\\|^\"" term)) + ;; To be pessimistic, only pass through terms composed + ;; entirely of ASCII printing characters other than ", (, + ;; and ). + (string-match "[^!#-'*-~]" term)) ;; Requires escaping (concat "\"" (replace-regexp-in-string "\"" "\"\"" term t t) "\"") term))) @@ -462,6 +511,15 @@ This replaces spaces, percents, and double quotes in STR with (setq list (cdr list))) (nreverse out))) +(defun notmuch-plist-delete (plist property) + (let* ((xplist (cons nil plist)) + (pred xplist)) + (while (cdr pred) + (when (eq (cadr pred) property) + (setcdr pred (cdddr pred))) + (setq pred (cddr pred))) + (cdr xplist))) + (defun notmuch-split-content-type (content-type) "Split content/type into 'content' and 'type'" (split-string content-type "/")) @@ -484,11 +542,23 @@ This replaces spaces, percents, and double quotes in STR with "multipart/related" )) -(defun notmuch-multipart/alternative-choose (types) - "Return a list of preferred types from the given list of types" +(defun notmuch-multipart/alternative-determine-discouraged (msg) + "Return the discouraged alternatives for the specified message." + ;; If a function, return the result of calling it. + (if (functionp notmuch-multipart/alternative-discouraged) + (funcall notmuch-multipart/alternative-discouraged msg) + ;; Otherwise simply return the value of the variable, which is + ;; assumed to be a list of discouraged alternatives. This is the + ;; default behaviour. + notmuch-multipart/alternative-discouraged)) + +(defun notmuch-multipart/alternative-choose (msg types) + "Return a list of preferred types from the given list of types +for this message, if present." ;; Based on `mm-preferred-alternative-precedence'. - (let ((seq types)) - (dolist (pref (reverse notmuch-multipart/alternative-discouraged)) + (let ((discouraged (notmuch-multipart/alternative-determine-discouraged msg)) + (seq types)) + (dolist (pref (reverse discouraged)) (dolist (elem (copy-sequence seq)) (when (string-match pref elem) (setq seq (nconc (delete elem seq) (list elem)))))) @@ -501,24 +571,69 @@ the given type." (lambda (part) (notmuch-match-content-type (plist-get part :content-type) type)) parts)) -;; Helper for parts which are generally not included in the default -;; SEXP output. -(defun notmuch-get-bodypart-internal (query part-number process-crypto) - (let ((args '("show" "--format=raw")) - (part-arg (format "--part=%s" part-number))) - (setq args (append args (list part-arg))) - (if process-crypto - (setq args (append args '("--decrypt")))) - (setq args (append args (list query))) - (with-temp-buffer - (let ((coding-system-for-read 'no-conversion)) - (progn - (apply 'call-process (append (list notmuch-command nil (list t nil) nil) args)) - (buffer-string)))))) - -(defun notmuch-get-bodypart-content (msg part nth process-crypto) - (or (plist-get part :content) - (notmuch-get-bodypart-internal (notmuch-id-to-query (plist-get msg :id)) nth process-crypto))) +(defun notmuch--get-bodypart-raw (msg part process-crypto binaryp cache) + (let* ((plist-elem (if binaryp :content-binary :content)) + (data (or (plist-get part plist-elem) + (with-temp-buffer + ;; Emacs internally uses a UTF-8-like multibyte string + ;; representation by default (regardless of the coding + ;; system, which only affects how it goes from outside data + ;; to this internal representation). This *almost* never + ;; matters. Annoyingly, it does matter if we use this data + ;; in an image descriptor, since Emacs will use its internal + ;; data buffer directly and this multibyte representation + ;; corrupts binary image formats. Since the caller is + ;; asking for binary data, a unibyte string is a more + ;; appropriate representation anyway. + (when binaryp + (set-buffer-multibyte nil)) + (let ((args `("show" "--format=raw" + ,(format "--part=%s" (plist-get part :id)) + ,@(when process-crypto '("--decrypt")) + ,(notmuch-id-to-query (plist-get msg :id)))) + (coding-system-for-read + (if binaryp 'no-conversion + (let ((coding-system (mm-charset-to-coding-system + (plist-get part :content-charset)))) + ;; Sadly, + ;; `mm-charset-to-coding-system' seems + ;; to return things that are not + ;; considered acceptable values for + ;; `coding-system-for-read'. + (if (coding-system-p coding-system) + coding-system + ;; RFC 2047 says that the default + ;; charset is US-ASCII. RFC6657 + ;; complicates this somewhat. + 'us-ascii))))) + (apply #'call-process notmuch-command nil '(t nil) nil args) + (buffer-string)))))) + (when (and cache data) + (plist-put part plist-elem data)) + data)) + +(defun notmuch-get-bodypart-binary (msg part process-crypto &optional cache) + "Return the unprocessed content of PART in MSG as a unibyte string. + +This returns the \"raw\" content of the given part after content +transfer decoding, but with no further processing (see the +discussion of --format=raw in man notmuch-show). In particular, +this does no charset conversion. + +If CACHE is non-nil, the content of this part will be saved in +MSG (if it isn't already)." + (notmuch--get-bodypart-raw msg part process-crypto t cache)) + +(defun notmuch-get-bodypart-text (msg part process-crypto &optional cache) + "Return the text content of PART in MSG. + +This returns the content of the given part as a multibyte Lisp +string after performing content transfer decoding and any +necessary charset decoding. + +If CACHE is non-nil, the content of this part will be saved in +MSG (if it isn't already)." + (notmuch--get-bodypart-raw msg part process-crypto nil cache)) ;; Workaround: The call to `mm-display-part' below triggers a bug in ;; Emacs 24 if it attempts to use the shr renderer to display an HTML @@ -534,23 +649,26 @@ the given type." (ad-disable-advice 'mm-shr 'before 'load-gnus-arts) (ad-activate 'mm-shr))) -(defun notmuch-mm-display-part-inline (msg part nth content-type process-crypto) +(defun notmuch-mm-display-part-inline (msg part content-type process-crypto) "Use the mm-decode/mm-view functions to display a part in the current buffer, if possible." (let ((display-buffer (current-buffer))) (with-temp-buffer - ;; In case there is :content, the content string is already converted - ;; into emacs internal format. `gnus-decoded' is a fake charset, - ;; which means no further decoding (to be done by mm- functions). - (let* ((charset (if (plist-member part :content) - 'gnus-decoded + ;; In case we already have :content, use it and tell mm-* that + ;; it's already been charset-decoded by using the fake + ;; `gnus-decoded' charset. Otherwise, we'll fetch the binary + ;; part content and let mm-* decode it. + (let* ((have-content (plist-member part :content)) + (charset (if have-content 'gnus-decoded (plist-get part :content-charset))) (handle (mm-make-handle (current-buffer) `(,content-type (charset . ,charset))))) ;; If the user wants the part inlined, insert the content and ;; test whether we are able to inline it (which includes both ;; capability and suitability tests). (when (mm-inlined-p handle) - (insert (notmuch-get-bodypart-content msg part nth process-crypto)) + (if have-content + (insert (notmuch-get-bodypart-text msg part process-crypto)) + (insert (notmuch-get-bodypart-binary msg part process-crypto))) (when (mm-inlinable-p handle) (set-buffer display-buffer) (mm-display-part handle) @@ -573,23 +691,32 @@ single element face list." face (list face))) -(defun notmuch-combine-face-text-property (start end face &optional below object) - "Combine FACE into the 'face text property between START and END. +(defun notmuch-apply-face (object face &optional below start end) + "Combine FACE into the 'face text property of OBJECT between START and END. This function combines FACE with any existing faces between START -and END in OBJECT (which defaults to the current buffer). -Attributes specified by FACE take precedence over existing -attributes unless BELOW is non-nil. FACE must be a face name (a -symbol or string), a property list of face attributes, or a list -of these. For convenience when applied to strings, this returns -OBJECT." +and END in OBJECT. Attributes specified by FACE take precedence +over existing attributes unless BELOW is non-nil. + +OBJECT may be a string, a buffer, or nil (which means the current +buffer). If object is a string, START and END are 0-based; +otherwise they are buffer positions (integers or markers). FACE +must be a face name (a symbol or string), a property list of face +attributes, or a list of these. If START and/or END are omitted, +they default to the beginning/end of OBJECT. For convenience +when applied to strings, this returns OBJECT." ;; A face property can have three forms: a face name (a string or ;; symbol), a property list, or a list of these two forms. In the ;; list case, the faces will be combined, with the earlier faces ;; taking precedent. Here we canonicalize everything to list form ;; to make it easy to combine. - (let ((pos start) + (let ((pos (cond (start start) + ((stringp object) 0) + (t 1))) + (end (cond (end end) + ((stringp object) (length object)) + (t (1+ (buffer-size object))))) (face-list (notmuch-face-ensure-list-form face))) (while (< pos end) (let* ((cur (get-text-property pos 'face object)) @@ -602,14 +729,6 @@ OBJECT." (setq pos next)))) object) -(defun notmuch-combine-face-text-property-string (string face &optional below) - (notmuch-combine-face-text-property - 0 - (length string) - face - below - string)) - (defun notmuch-map-text-property (start end prop func &optional object) "Transform text property PROP using FUNC. @@ -690,9 +809,15 @@ You may need to restart Emacs or upgrade your notmuch package.")) (insert-file-contents err-file) (unless (eobp) (buffer-string))))) + (command-string + (mapconcat (lambda (arg) + (shell-quote-argument + (cond ((stringp arg) arg) + ((symbolp arg) (symbol-name arg)) + (t "*UNKNOWN ARGUMENT*")))) + command " ")) (extra - (concat - "command: " (mapconcat #'shell-quote-argument command " ") "\n" + (concat "command: " command-string "\n" (if (integerp exit-status) (format "exit status: %s\n" exit-status) (format "exit signal: %s\n" exit-status)) @@ -847,3 +972,5 @@ status." ;; Local Variables: ;; byte-compile-warnings: (not cl-functions) ;; End: + +;;; notmuch-lib.el ends here