+(defun notmuch-show-get-bcc ()
+ "Return BCC address(es) of current message"
+ (notmuch-show-get-header-field 'bcc))
+
+(defun notmuch-show-get-cc ()
+ "Return CC address(es) of current message"
+ (notmuch-show-get-header-field 'cc))
+
+(defun notmuch-show-get-date ()
+ "Return Date of current message"
+ (notmuch-show-get-header-field 'date))
+
+(defun notmuch-show-get-from ()
+ "Return From address of current message"
+ (notmuch-show-get-header-field 'from))
+
+(defun notmuch-show-get-subject ()
+ "Return Subject of current message"
+ (notmuch-show-get-header-field 'subject))
+
+(defun notmuch-show-get-to ()
+ "Return To address(es) of current message"
+ (notmuch-show-get-header-field 'to))
+
+(defun notmuch-show-get-header-field (name)
+ "Retrieve the header field NAME from the current message.
+NAME should be a symbol, in lower case, as returned by
+mail-header-extract-no-properties"
+ (let* ((result (assoc name (notmuch-show-get-header)))
+ (val (and result (cdr result))))
+ val))
+
+(defun notmuch-show-get-header ()
+ "Retrieve and parse the header from the current message. Returns an alist with of (header . value)
+where header is a symbol and value is a string. The summary from notmuch-show is returned as the
+pseudoheader summary"
+ (require 'mailheader)
+ (save-excursion
+ (beginning-of-line)
+ (if (not (looking-at notmuch-show-message-begin-regexp))
+ (re-search-backward notmuch-show-message-begin-regexp))
+ (re-search-forward (concat notmuch-show-header-begin-regexp "\n[[:space:]]*\\(.*\\)\n"))
+ (let* ((summary (buffer-substring-no-properties (match-beginning 1) (match-end 1)))
+ (beg (point)))
+ (re-search-forward notmuch-show-header-end-regexp)
+ (let ((text (buffer-substring beg (match-beginning 0))))
+ (with-temp-buffer
+ (insert text)
+ (goto-char (point-min))
+ (while (looking-at "\\([[:space:]]*\\)[A-Za-z][-A-Za-z0-9]*:")
+ (delete-region (match-beginning 1) (match-end 1))
+ (forward-line)
+ )
+ (goto-char (point-min))
+ (cons (cons 'summary summary) (mail-header-extract-no-properties)))))))
+