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* [PATCH] add support for configurable nested lists in org-export-generic
@ 2011-11-29 15:21 Rob Giardina
  2011-12-11 14:16 ` Bastien
  0 siblings, 1 reply; 3+ messages in thread
From: Rob Giardina @ 2011-11-29 15:21 UTC (permalink / raw)
  To: emacs-orgmode

diff --git a/contrib/lisp/org-export-generic.el
b/contrib/lisp/org-export-generic.el
index 12bbcdb..97b9134 100644
--- a/contrib/lisp/org-export-generic.el
+++ b/contrib/lisp/org-export-generic.el
@@ -475,9 +475,6 @@ in this way, it will be wrapped."

 (setq org-generic-export-type "demo")

-(defvar org-export-generic-section-type "")
-(defvar org-export-generic-section-suffix "")
-
 ;;;###autoload
 (defun org-set-generic-type (type definition)
   "Adds a TYPE and DEFINITION to the existing list of defined generic
@@ -515,37 +512,63 @@ is \"\\n\".  Should typically be combined with a value for
 (def-org-export-generic-keyword :code-format)
 (def-org-export-generic-keyword :verbatim-format)

+(defvar org-export-generic-section-stack nil)
+;;overridden for specific importers
+(defvar org-export-generic-list-indents '(("numliststart" . "  ")
("liststart" . "  ")))

+(defun org-export-generic-section-indent (stack listindents)
+  (loop for level in stack
+     collect (assoc-default (nth 0 level) listindents) into l
+     finally return (mapconcat 'identity l "")))

-
-(defun org-export-generic-remember-section (type suffix &optional prefix)
-  (setq org-export-generic-section-type type)
-  (setq org-export-generic-section-suffix suffix)
-  (if prefix
-      (insert prefix))
-)
-
-(defun org-export-generic-check-section (type &optional prefix suffix)
-  "checks to see if type is already in use, or we're switching parts
+(defun org-export-generic-check-section (type &optional prefix suffix nest)
+  "Checks to see if type is already in use, or we're switching parts
 If we're switching, then insert a potentially previously remembered
 suffix, and insert the current prefix immediately and then save the
 suffix a later change time."
-
-  (when (not (equal type org-export-generic-section-type))
-    (if org-export-generic-section-suffix
-      (insert org-export-generic-section-suffix))
-    (setq org-export-generic-section-type type)
-    (setq org-export-generic-section-suffix suffix)
-    (if prefix
-	(insert prefix))))
+  (flet ((push-section (type suffix nest) (push (list type suffix
nest) org-export-generic-section-stack)))
+    (let* ((prev (car-safe org-export-generic-section-stack))
+	   (prev-type   (nth 0 prev))
+	   (prev-suffix (nth 1 prev))
+	   (prev-nest   (nth 2 prev)))
+      (setq nest (or nest 0) prev-nest (or prev-nest 0)) ;;convert
nil nesting to 0 (wrong?)
+      (if (not prev)
+	(push-section type suffix nest) ;;no prior
+	;;else, diff't context, three possiblities: deeper nesting, un-nest,
start new type
+	(unless (and (string= type prev-type) (= nest prev-nest))
+	  (cond
+	   ;;nest deeper
+	   ((> nest prev-nest)
+	    (push-section type suffix nest)
+	    (if prefix (insert prefix)))
+	   ;;un-nest
+	   ((< nest prev-nest)
+	    (pop org-export-generic-section-stack) ;;done with prev nested
+	    (if prev-suffix (insert prev-suffix))
+	    (unless ;;is there a prior list we're re-joining of this type and nest
+		(loop with prior-type and prior-nest
+		   for prior in org-export-generic-section-stack
+		   do (setq prior-type (nth 0 prior))
+		   do (setq prior-nest (nth 2 prior))
+		   if (and (string= type prior-type) (= nest prior-nest)) return t
+		   else do (pop org-export-generic-section-stack)) ;;jump over this one
+	      ;;didn't find a list to rejoin, this is a new one
+	      (push-section type suffix nest)
+	      (if prefix (insert prefix))))
+	   (t ;;change type, same indent
+	    (pop org-export-generic-section-stack)
+	    (push-section type suffix nest)
+	    (if prev-suffix (insert prev-suffix))
+	    (if prefix (insert prefix)))))))))

 ;;;###autoload
-(defun org-export-generic (arg)
+(defun org-export-generic (arg &optional export-plist)
   "Export the outline as generic output.
 If there is an active region, export only the region.
 The prefix ARG specifies how many levels of the outline should become
 underlined headlines.  The default is 3."
   (interactive "P")
+  (setq org-export-generic-section-stack nil)
   (setq-default org-todo-line-regexp org-todo-line-regexp)
   (let* ((opt-plist (org-combine-plists (org-default-export-plist)
 					(org-infile-export-plist)))
@@ -597,6 +620,7 @@ underlined headlines.  The default is 3."

 	 ;; read in the type to use
 	 (export-plist
+	  (or export-plist
 	  (progn
 	    (save-excursion
 	      (save-window-excursion
@@ -613,7 +637,7 @@ underlined headlines.  The default is 3."

 	    (cdr (assoc
 		  (if (equal ass "default") org-generic-export-type ass)
-		  org-generic-alist))))
+		      org-generic-alist)))))

 	 (custom-times org-display-custom-times)
 	 (org-generic-current-indentation '(0 . 0))
@@ -722,6 +746,7 @@ underlined headlines.  The default is 3."
 	 (bodylineform  (or (plist-get export-plist :body-line-format) "%s"))
          (blockquotestart (or (plist-get export-plist
:blockquote-start) "\n\n\t"))
          (blockquoteend (or (plist-get export-plist :blockquote-end) "\n\n"))
+	 (listindents (or (plist-get export-plist :list-indents)
org-export-generic-list-indents))

          ;; dynamic variables used heinously in fontification
          ;; not referenced locally...
@@ -971,22 +996,23 @@ underlined headlines.  The default is 3."
             ;; if the bullet list item is an asterisk, the leading
space is /mandatory/
             ;; [2010/02/02:rpg]
             (string-match "^\\([ \t]+\\)\\(\\*[ \t]*\\)" line))
-	;;
+
 	;; plain list item
-	;; TODO: nested lists
 	;;
         ;; first add a line break between any previous paragraph or
line item and this
         ;; one
         (when bodynewline-paragraph
           (insert bodynewline-paragraph))

+	(setq line-indent (length (match-string 1 line)))
         ;; I believe this gets rid of leading whitespace.
 	(setq line (replace-match "" nil nil line))

         ;; won't this insert the suffix /before/ the last line of the list?
         ;; also isn't it spoofed by bulleted lists that have a line
skip between the list items
         ;; unless 'org-empty-line-terminates-plain-lists' is true?
-	(org-export-generic-check-section "liststart" listprefix listsuffix)
+	(org-export-generic-check-section
+	 "liststart" listprefix listsuffix line-indent)

 	;; deal with checkboxes
 	(cond
@@ -1001,17 +1027,20 @@ underlined headlines.  The default is 3."
 			     listcheckhalfend)))
 	 )

-	(insert (format listformat (org-export-generic-fontify line))))
-       ((string-match "^\\([ \t]+\\)\\([0-9]+\\.[ \t]*\\)" line)
+	(insert (format (concat "%s" listformat)
+			(org-export-generic-section-indent
+			 (cdr-safe org-export-generic-section-stack) listindents)
+			(org-export-generic-fontify line))))
+
+       ((string-match "^\\([ \t]*\\)\\(\\(?:[0-9]+\\|[a-zA-Z]\\)[.)][
\t]*\\)" line)
 	;;
 	;; numbered list item
 	;;
-	;; TODO: nested lists
-	;;
+	(setq line-indent (length (match-string 1 line)))
 	(setq line (replace-match (if numlistleavenum "\\2" "") nil nil line))

-	(org-export-generic-check-section "numliststart"
-					  numlistprefix numlistsuffix)
+	(org-export-generic-check-section
+	 "numliststart" numlistprefix numlistsuffix line-indent)

 	;; deal with checkboxes
 	;; TODO: whoops; leaving the numbers is a problem for ^ matching
@@ -1027,7 +1056,10 @@ underlined headlines.  The default is 3."
 			     listcheckhalfend)))
 	 )

-	(insert (format numlistformat (org-export-generic-fontify line))))
+	(insert (format (concat "%s" numlistformat)
+			(org-export-generic-section-indent
+			 (cdr-safe org-export-generic-section-stack) listindents)
+			(org-export-generic-fontify line))))

        ((equal line "ORG-BLOCKQUOTE-START")
         (setq line blockquotestart))

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] add support for configurable nested lists in org-export-generic
  2011-11-29 15:21 [PATCH] add support for configurable nested lists in org-export-generic Rob Giardina
@ 2011-12-11 14:16 ` Bastien
  2012-01-26  9:33   ` Bastien
  0 siblings, 1 reply; 3+ messages in thread
From: Bastien @ 2011-12-11 14:16 UTC (permalink / raw)
  To: Rob Giardina; +Cc: emacs-orgmode

Hi Rob,

Rob Giardina <rob@giardina.us> writes:

> diff --git a/contrib/lisp/org-export-generic.el
> b/contrib/lisp/org-export-generic.el
> index 12bbcdb..97b9134 100644
> --- a/contrib/lisp/org-export-generic.el
> +++ b/contrib/lisp/org-export-generic.el

can you resubmit this patch using git format-patch and adding 
a commit message and a ChangeLog?

Thanks,

-- 
 Bastien

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] add support for configurable nested lists in org-export-generic
  2011-12-11 14:16 ` Bastien
@ 2012-01-26  9:33   ` Bastien
  0 siblings, 0 replies; 3+ messages in thread
From: Bastien @ 2012-01-26  9:33 UTC (permalink / raw)
  To: Rob Giardina; +Cc: emacs-orgmode

Hi Rob,

Bastien <bzg@altern.org> writes:

> Rob Giardina <rob@giardina.us> writes:
>
>> diff --git a/contrib/lisp/org-export-generic.el
>> b/contrib/lisp/org-export-generic.el
>> index 12bbcdb..97b9134 100644
>> --- a/contrib/lisp/org-export-generic.el
>> +++ b/contrib/lisp/org-export-generic.el
>
> can you resubmit this patch using git format-patch and adding 
> a commit message and a ChangeLog?

I've discarded this patch now -- if you want it to be applied,
I'm okay, but please make sure it applies against latest git and
provide a ChangeLog entry.

See http://orgmode.org/worg/org-contribute.html#sec-4 for details.

Thanks,

-- 
 Bastien

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2012-01-26  9:32 UTC | newest]

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2011-11-29 15:21 [PATCH] add support for configurable nested lists in org-export-generic Rob Giardina
2011-12-11 14:16 ` Bastien
2012-01-26  9:33   ` Bastien

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