From: Rasmus <rasmus@gmx.us>
To: emacs-orgmode@gnu.org
Subject: Re: [patch] more robust footnotes
Date: Tue, 24 May 2016 23:38:27 +0200 [thread overview]
Message-ID: <87eg8r6srw.fsf@gmx.us> (raw)
In-Reply-To: 87h9dn87nn.fsf@saiph.selenimh
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Nicolas Goaziou <mail@nicolasgoaziou.fr> writes:
> You sent the wrong patch.
Ups...!
--
Vote for proprietary math!
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From 880eb2047f7895a4d767ce59b9fe13465b5a16a7 Mon Sep 17 00:00:00 2001
From: Rasmus <rasmus@gmx.us>
Date: Sun, 22 May 2016 20:33:06 +0200
Subject: [PATCH] ox-latex: More robust repeated footnote references
* lisp/ox-latex.el (org-latex--label): Prefix footnote with "fn".
(org-latex--delayed-footnotes-definitions): Fix typo in docstring.
(org-latex-footnote-defined-format): New defcustom.
(org-latex-footnote-reference): Refer to repeated footnotes using
labels. Format using new defcustom.
---
lisp/ox-latex.el | 78 ++++++++++++++++++++++++++++++++++++++------------------
1 file changed, 53 insertions(+), 25 deletions(-)
diff --git a/lisp/ox-latex.el b/lisp/ox-latex.el
index 0946fe4..5883448 100644
--- a/lisp/ox-latex.el
+++ b/lisp/ox-latex.el
@@ -119,6 +119,7 @@
(:latex-default-table-mode nil nil org-latex-default-table-mode)
(:latex-diary-timestamp-format nil nil org-latex-diary-timestamp-format)
(:latex-footnote-separator nil nil org-latex-footnote-separator)
+ (:latex-footnote-defined-format nil nil org-latex-footnote-defined-format)
(:latex-format-drawer-function nil nil org-latex-format-drawer-function)
(:latex-format-headline-function nil nil org-latex-format-headline-function)
(:latex-format-inlinetask-function nil nil org-latex-format-inlinetask-function)
@@ -651,6 +652,16 @@ The function result will be used in the section format string."
:group 'org-export-latex
:type 'string)
+(defcustom org-latex-footnote-defined-format "\\textsuperscript{\\ref{%s}}"
+ "Format string used to format reference to footnote already defined.
+%s will be replaced by the label of the referred footnote."
+ :group 'org-export-latex
+ :type '(choice
+ (const :tag "Use plain superscript (default)" "\\textsuperscript{\\ref{%s}}")
+ (const :tag "Use Memoir/KOMA-Script footref" "\\footref{%s}")
+ (string :tag "Other format string"))
+ :version "25.2"
+ :package-version '(Org . "9.0"))
;;;; Timestamps
@@ -1246,6 +1257,8 @@ Eventually, if FULL is non-nil, wrap label within \"\\label{}\"."
org-latex-math-environments-re
(org-element-property :value datum))
"eq:"))
+ (footnote-reference "fn:")
+ (footnote-definition "fn:")
(paragraph
(and (org-element-property :caption datum)
"fig:")))
@@ -1498,7 +1511,7 @@ INFO is a plist used as a communication channel. See
INFO is a plist used as a communication channel.
-Footnotes definitions are returned within \"\\footnotetxt{}\"
+Footnotes definitions are returned within \"\\footnotetext{}\"
commands.
This function is used within constructs that don't support
@@ -1804,30 +1817,45 @@ CONTENTS is nil. INFO is a plist holding contextual information."
(defun org-latex-footnote-reference (footnote-reference _contents info)
"Transcode a FOOTNOTE-REFERENCE element from Org to LaTeX.
CONTENTS is nil. INFO is a plist holding contextual information."
- (concat
- ;; Insert separator between two footnotes in a row.
- (let ((prev (org-export-get-previous-element footnote-reference info)))
- (when (eq (org-element-type prev) 'footnote-reference)
- (plist-get info :latex-footnote-separator)))
- (cond
- ;; Use \footnotemark if the footnote has already been defined.
- ((not (org-export-footnote-first-reference-p footnote-reference info))
- (format "\\footnotemark[%s]{}"
- (org-export-get-footnote-number footnote-reference info)))
- ;; Use \footnotemark if reference is within another footnote
- ;; reference, footnote definition or table cell.
- ((org-element-lineage footnote-reference
- '(footnote-reference footnote-definition table-cell))
- "\\footnotemark")
- ;; Otherwise, define it with \footnote command.
- (t
- (let ((def (org-export-get-footnote-definition footnote-reference info)))
- (concat
- (format "\\footnote{%s}" (org-trim (org-export-data def info)))
- ;; Retrieve all footnote references within the footnote and
- ;; add their definition after it, since LaTeX doesn't support
- ;; them inside.
- (org-latex--delayed-footnotes-definitions def info)))))))
+ (let ((label (org-element-property :label footnote-reference)))
+ (concat
+ ;; Insert separator between two footnotes in a row.
+ (let ((prev (org-export-get-previous-element footnote-reference info)))
+ (when (eq (org-element-type prev) 'footnote-reference)
+ (plist-get info :latex-footnote-separator)))
+ (cond
+ ;; Use `:latex-footnote-defined-format' if the footnote has
+ ;; already been defined.
+ ((not (org-export-footnote-first-reference-p footnote-reference info))
+ (format (plist-get info :latex-footnote-defined-format)
+ (org-latex--label
+ (org-export-get-footnote-definition footnote-reference info)
+ info t)))
+ ;; Use \footnotemark if reference is within another footnote
+ ;; reference, footnote definition or table cell.
+ ((org-element-lineage footnote-reference
+ '(footnote-reference footnote-definition table-cell))
+ "\\footnotemark")
+ ;; Otherwise, define it with \footnote command.
+ (t
+ (let ((def (org-export-get-footnote-definition footnote-reference info)))
+ (concat
+ (format "\\footnote{%s%s}" (org-trim (org-export-data def info))
+ ;; Only insert a label if there exist another
+ ;; reference to def.
+ (if (org-element-map
+ (plist-get info :parse-tree)
+ 'footnote-reference
+ (lambda (f)
+ (and (not (eq f footnote-reference))
+ (eq def (org-export-get-footnote-definition f info))))
+ info t)
+ (org-trim (org-latex--label def info t t))
+ ""))
+ ;; Retrieve all footnote references within the footnote and
+ ;; add their definition after it, since LaTeX doesn't support
+ ;; them inside.
+ (org-latex--delayed-footnotes-definitions def info))))))))
;;;; Headline
--
2.8.3
next prev parent reply other threads:[~2016-05-24 21:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-23 20:54 Bug: When exporting to PDF an Org file where multiple footnotes share the same definition, only the first footnote is clickable [8.3.4 (8.3.4-39-ge0acd8-elpaplus @ /home/jorge/.emacs.d/elpa/org-plus-contrib-20160418/)] Jorge Peixoto de Morais Neto
2016-04-25 8:38 ` Rasmus
2016-04-25 8:58 ` Nicolas Goaziou
2016-04-25 10:53 ` Rasmus
2016-04-25 11:41 ` Nicolas Goaziou
2016-04-25 13:36 ` Rasmus
2016-04-25 13:57 ` Nicolas Goaziou
2016-04-25 14:04 ` Rasmus
2016-04-25 14:07 ` Rasmus
2016-05-22 20:16 ` Rasmus
2016-05-23 21:41 ` Nicolas Goaziou
2016-05-24 20:59 ` [patch] more robust footnotes (was: Bug: When exporting to PDF an Org file where multiple footnotes share the same definition, only the first footnote is clickable [8.3.4 (8.3.4-39-ge0acd8-elpaplus @ /home/jorge/.emacs.d/elpa/org-plus-contrib-20160418/)]) Rasmus
2016-05-24 21:31 ` [patch] more robust footnotes Nicolas Goaziou
2016-05-24 21:38 ` Rasmus [this message]
2016-05-24 21:54 ` Nicolas Goaziou
2016-05-25 7:16 ` Rasmus
2016-05-25 16:50 ` Nicolas Goaziou
2016-05-25 17:51 ` Rasmus
2016-08-10 21:09 ` Bug: When exporting to PDF an Org file where multiple footnotes share the same definition, only the first footnote is clickable [8.3.4 (8.3.4-39-ge0acd8-elpaplus @ /home/jorge/.emacs.d/elpa/org-plus-contrib-20160418/)] Kaushal Modi
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