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Re: [O] ox-koma bug in subtree export


From: Rasmus
Subject: Re: [O] ox-koma bug in subtree export
Date: Thu, 16 Jul 2015 12:44:26 +0200
User-agent: Gnus/5.130014 (Ma Gnus v0.14) Emacs/25.0.50 (gnu/linux)

Suvayu Ali <address@hidden> writes:

> Strange, I tried subtree export with my example, and a normal file
> export with yours, neither exports the signature, closing works fine.

I think I didnt't run format-patch correctly....  Sorry!  I'm trying to
get used to do things that I'd normally do from the terminal (like
format-patch) from magit.

I checked and it work from your previous example.

Rasmus

-- 
⠠⠵
>From 115d9903c14ff610e86205b834131b38be181697 Mon Sep 17 00:00:00 2001
From: Rasmus <address@hidden>
Date: Thu, 16 Jul 2015 00:38:06 +0200
Subject: [PATCH] ox-koma-letter: Add closing special heading

* ox-koma-letter.el (org-koma-letter-special-tags-in-letter):
  Add closing.
  (org-koma-letter-template): Potentially take closing value
  from closing spcical heading.
  (org-koma-letter--build-settings): Potentially take signature
  value from closing special heading.
  (org-koma-letter-closing):
  (org-koma-letter-signature): Update docstring.

Suggested-by: Suvayu Ali <address@hidden>
<http://permalink.gmane.org/gmane.emacs.orgmode/99028>
---
 contrib/lisp/ox-koma-letter.el | 52 +++++++++++++++++++++++++++++++++++-------
 1 file changed, 44 insertions(+), 8 deletions(-)

diff --git a/contrib/lisp/ox-koma-letter.el b/contrib/lisp/ox-koma-letter.el
index d0a8109..64f1f7f 100644
--- a/contrib/lisp/ox-koma-letter.el
+++ b/contrib/lisp/ox-koma-letter.el
@@ -204,13 +204,29 @@ then the opening will be implicitly set as the headline 
title."
 
 (defcustom org-koma-letter-closing ""
   "Letter's closing, as a string.
-This option can also be set with the CLOSING keyword."
+This option can also be set with the CLOSING keyword.  Moreover,
+when:
+  (1) this value is the empty string;
+  (2) there's no CLOSING keyword or it is empty;
+  (3) `org-koma-letter-headline-is-opening-maybe' is non-nil;
+  (4) the letter contains a headline with the special
+      tag closing;
+then the opening will be set as the title of the closing special
+heading."
   :group 'org-export-koma-letter
   :type 'string)
 
 (defcustom org-koma-letter-signature ""
   "Signature, as a string.
-This option can also be set with the SIGNATURE keyword."
+This option can also be set with the SIGNATURE keyword.
+Moreover, when:
+  (1) this value is the empty string;
+  (2) there's no CLOSING keyword or it is empty;
+  (3) `org-koma-letter-headline-is-opening-maybe' is non-nil;
+  (4) the letter contains a headline with the special
+      tag closing;
+then the signature will be  set as the content of the
+closing special heading."
   :group 'org-export-koma-letter
   :type 'string)
 
@@ -358,7 +374,7 @@ e.g. \"title-subject:t\"."
     :group 'org-export-koma-letter
     :type 'boolean)
 
-(defconst org-koma-letter-special-tags-in-letter '(to from)
+(defconst org-koma-letter-special-tags-in-letter '(to from closing)
   "Header tags related to the letter itself.")
 
 (defconst org-koma-letter-special-tags-after-closing '(ps encl cc)
@@ -665,7 +681,17 @@ holding export options."
    ;; Letter body.
    contents
    ;; Closing.
-   (format "\n\\closing{%s}\n" (org-export-data (plist-get info :closing) 
info))
+   (format "\n\\closing{%s}\n"
+          (org-export-data
+           (or (org-string-nw-p (plist-get info :closing))
+               (when (plist-get info :with-headline-opening)
+                 (org-element-map (plist-get info :parse-tree) 'headline
+                   (lambda (head)
+                     (when (eq (org-koma-letter--special-tag head info)
+                               'closing)
+                       (org-element-property :title head)))
+                   info t)))
+           info))
    (org-koma-letter--special-contents-as-macro
     (plist-get info :with-after-closing))
    ;; Letter end.
@@ -711,10 +737,20 @@ a communication channel."
           (format "\\KOMAoption{fromphone}{%s}\n"
                   (if (plist-get info :with-phone) "true" "false")))
      ;; Signature.
-     (let ((signature (plist-get info :signature)))
-       (and (org-string-nw-p signature)
-            (funcall check-scope 'signature)
-            (format "\\setkomavar{signature}{%s}\n" signature)))
+     (let* ((heading-val
+            (and (plist-get info :with-headline-opening)
+                 (org-string-nw-p
+                  (org-trim
+                   (org-export-data
+                    (org-koma-letter--get-tagged-contents 'closing)
+                    info)))))
+           (signature (org-string-nw-p (plist-get info :signature)))
+           (signature-scope (funcall check-scope 'signature)))
+       (and (or (and signature signature-scope)
+               heading-val)
+           (not (and (eq scope 'global) heading-val))
+           (format "\\setkomavar{signature}{%s}\n"
+                   (if signature-scope signature heading-val))))
      ;; Back address.
      (and (funcall check-scope 'with-backaddress)
           (format "\\KOMAoption{backaddress}{%s}\n"
-- 
2.4.5


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