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From: "Mark E. Shoulson" <mark@kli.org>
To: org-mode mailing list <emacs-orgmode@gnu.org>
Subject: "Smart" quotes
Date: Mon, 21 May 2012 23:32:26 -0400	[thread overview]
Message-ID: <4FBB08CA.5060705@kli.org> (raw)

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diff --git a/lisp/org-entities.el b/lisp/org-entities.el
index 8b5b3f3..ee54abc 100644
--- a/lisp/org-entities.el
+++ b/lisp/org-entities.el
@@ -47,6 +47,14 @@ in backends where the corresponding character is not available."
   :version "24.1"
   :type 'boolean)
 
+(defcustom org-smart-quotes nil
+  "Non-nil means display ' and \" characters as Unicode \"smart\" quotes.
+Org-mode will try to figure out if a quote character is opening or closing.
+
+Note: this does not affect export, only on-screen appearance."
+  :group 'org-entities
+  :type 'boolean)
+
 (defcustom org-entities-user nil
   "User-defined entities used in Org-mode to produce special characters.
 Each entry in this list is a list of strings.  It associates the name
diff --git a/lisp/org.el b/lisp/org.el
index 05f5375..213490e 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -5926,6 +5926,7 @@ needs to be inserted at a specific position in the font-lock sequence.")
 		 '(1 'org-archived prepend))
 	   ;; Specials
 	   '(org-do-latex-and-special-faces)
+	   '(org-smartify-quotes)
 	   '(org-fontify-entities)
 	   '(org-raise-scripts)
 	   ;; Code
@@ -5948,6 +5949,33 @@ needs to be inserted at a specific position in the font-lock sequence.")
 		   '(org-font-lock-keywords t nil nil backward-paragraph))
     (kill-local-variable 'font-lock-keywords) nil))
 
+(defconst org-smart-quotes-regex
+  ;; ' is a word character, " is punctuation.
+  "\\(\"\\<\\)\\|\\>\\s.*\\(\"\\)\\|\\(?:\\W\\|^\\)\\('\\)\\|\\w\\s.*\\('\\)")
+
+
+(defun org-smartify-quotes (limit)
+  "Make 'smart quotes' out of straight quotes."
+  (let* (start end subst k)
+    (when org-smart-quotes
+      (catch 'match
+	(while (re-search-forward org-smart-quotes-regex
+		limit t)
+	  (cond ((match-string 1)
+		 (setq k 1 subst "“"))
+		((match-string 2)
+		 (setq k 2 subst "”"))
+		((match-string 3)
+		 (setq k 3 subst "‘"))
+		((match-string 4)
+		 (setq k 4 subst "’")))
+	  (add-text-properties (match-beginning k) (match-end k)
+			       (list 'font-lock-fontified t))
+	  (compose-region (match-beginning k) (match-end k) subst nil)
+	  (backward-char 1)
+	  (throw 'match t))
+	nil))))
+
 (defun org-toggle-pretty-entities ()
   "Toggle the composition display of entities as UTF8 characters."
   (interactive)

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2012-05-21  Mark Shoulson  <mark@kli.org>

	* lisp/org.el, lisp/org-entities.el: added org-smart-quotes
	for displaying ' and " characters as "smart quotes."


             reply	other threads:[~2012-05-22  3:32 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-22  3:32 Mark E. Shoulson [this message]
2012-05-23 22:17 ` "Smart" quotes Nicolas Goaziou
2012-05-24  3:05   ` Mark E. Shoulson
2012-05-25 17:14     ` Nicolas Goaziou
2012-05-25 17:51       ` Jambunathan K
2012-05-25 22:51       ` Mark E. Shoulson
2012-05-26  6:48         ` Nicolas Goaziou
2012-05-29  1:30           ` Mark E. Shoulson
2012-05-29 17:57             ` Nicolas Goaziou
2012-05-30  0:51               ` Mark E. Shoulson
2012-05-31  1:50                 ` (no subject) Mark Shoulson
2012-05-31 13:38                   ` Nicolas Goaziou
2012-05-31 23:26                     ` Smart Quotes Exporting (Was: Re: (no subject)) Mark E. Shoulson
2012-06-01 17:11                       ` Smart Quotes Exporting Nicolas Goaziou
2012-06-01 22:41                         ` Mark E. Shoulson
2012-06-03  3:16                         ` Mark E. Shoulson
2012-06-06  2:14                         ` Mark E. Shoulson
2012-06-07 19:21                           ` Nicolas Goaziou
2012-06-11  1:28                             ` Mark Shoulson
2012-06-12 13:21                               ` Nicolas Goaziou
2012-06-15 16:20                                 ` Mark Shoulson
2012-06-19  9:26                                   ` Nicolas Goaziou
2012-08-07 23:18                                     ` Bastien

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