(dolist (format (cdr formats) tag)
(setq tag (eval format))))))))
-(defun notmuch-tag-format-tags (tags)
+(defun notmuch-tag-format-tags (tags &optional face)
"Return a string representing formatted TAGS."
- (notmuch-combine-face-text-property-string
- (mapconcat #'identity
- ;; nil indicated that the tag was deliberately hidden
- (delq nil (mapcar #'notmuch-tag-format-tag tags))
- " ")
- 'notmuch-tag-face
- t))
+ (let ((face (or face 'notmuch-tag-face)))
+ (notmuch-combine-face-text-property-string
+ (mapconcat #'identity
+ ;; nil indicated that the tag was deliberately hidden
+ (delq nil (mapcar #'notmuch-tag-format-tag tags))
+ " ")
+ face
+ t)))
(defcustom notmuch-before-tag-hook nil
"Hooks that are run before tags of a message are modified.
(set-keymap-parent map crm-local-completion-map)
(define-key map " " 'self-insert-command)
map)))
- (delete "" (completing-read-multiple prompt
- tag-list nil nil initial-input
+ (delete "" (completing-read-multiple
+ prompt
+ ;; Append the separator to each completion so when the
+ ;; user completes a tag they can immediately begin
+ ;; entering another. `completing-read-multiple'
+ ;; ultimately splits the input on crm-separator, so we
+ ;; don't need to strip this back off (we just need to
+ ;; delete "empty" entries caused by trailing spaces).
+ (mapcar (lambda (tag-op) (concat tag-op crm-separator)) tag-list)
+ nil nil initial-input
'notmuch-read-tag-changes-history))))
(defun notmuch-update-tags (tags tag-changes)
(error "Changed tag must be of the form `+this_tag' or `-that_tag'")))))
(sort result-tags 'string<)))
-(defun notmuch-tag (query &optional tag-changes)
+(defconst notmuch-tag-argument-limit 1000
+ "Use batch tagging if the tagging query is longer than this.
+
+This limits the length of arguments passed to the notmuch CLI to
+avoid system argument length limits and performance problems.")
+
+(defun notmuch-tag (query tag-changes)
"Add/remove tags in TAG-CHANGES to messages matching QUERY.
QUERY should be a string containing the search-terms.
-TAG-CHANGES can take multiple forms. If TAG-CHANGES is a list of
-strings of the form \"+tag\" or \"-tag\" then those are the tag
-changes applied. If TAG-CHANGES is a string then it is
-interpreted as a single tag change. If TAG-CHANGES is the string
-\"-\" or \"+\", or null, then the user is prompted to enter the
-tag changes.
+TAG-CHANGES is a list of strings of the form \"+tag\" or
+\"-tag\" to add or remove tags, respectively.
Note: Other code should always use this function alter tags of
messages instead of running (notmuch-call-notmuch-process \"tag\" ..)
directly, so that hooks specified in notmuch-before-tag-hook and
notmuch-after-tag-hook will be run."
;; Perform some validation
- (if (string-or-null-p tag-changes)
- (if (or (string= tag-changes "-") (string= tag-changes "+") (null tag-changes))
- (setq tag-changes (notmuch-read-tag-changes
- (notmuch-tag-completions query) nil tag-changes))
- (setq tag-changes (list tag-changes))))
(mapc (lambda (tag-change)
(unless (string-match-p "^[-+]\\S-+$" tag-change)
(error "Tag must be of the form `+this_tag' or `-that_tag'")))
tag-changes)
(unless (null tag-changes)
(run-hooks 'notmuch-before-tag-hook)
- (apply 'notmuch-call-notmuch-process "tag"
- (append tag-changes (list "--" query)))
- (run-hooks 'notmuch-after-tag-hook))
- ;; in all cases we return tag-changes as a list
- tag-changes)
+ (if (<= (length query) notmuch-tag-argument-limit)
+ (apply 'notmuch-call-notmuch-process "tag"
+ (append tag-changes (list "--" query)))
+ ;; Use batch tag mode to avoid argument length limitations
+ (let ((batch-op (concat (mapconcat #'notmuch-hex-encode tag-changes " ")
+ " -- " query)))
+ (notmuch-call-notmuch-process :stdin-string batch-op "tag" "--batch")))
+ (run-hooks 'notmuch-after-tag-hook)))
(defun notmuch-tag-change-list (tags &optional reverse)
"Convert TAGS into a list of tag changes.