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Add option to enable parsebib's replace-tex option #445

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Add option to enable parsebib's replace-tex option #445

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42a43b3
optionally enable parsing TeX
malb Jan 12, 2024
7262e38
add option to ignore diacritics
malb Jan 12, 2024
f17aa81
bugfix
malb Jan 12, 2024
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46 changes: 27 additions & 19 deletions bibtex-completion.el
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Original file line number Diff line number Diff line change
Expand Up @@ -199,6 +199,11 @@ This should be a single character."
:group 'bibtex-completion
:type 'string)

(defcustom bibtex-completion-replace-tex nil
"Make use of parsebib's ability to parse TeX and replace it by unicode characters."
:group 'bibtex-completion
:type 'boolean)

(defcustom bibtex-completion-fallback-options
'(("CrossRef (biblio.el)"
. (lambda (search-expression) (biblio-lookup #'biblio-crossref-backend search-expression)))
Expand Down Expand Up @@ -676,25 +681,28 @@ Also do some preprocessing of the entries.

If HT-STRINGS is provided it is assumed to be a hash table."
(goto-char (point-min))
(cl-loop
with fields = (append '("title" "crossref")
(-map (lambda (it) (if (symbolp it) (symbol-name it) it))
bibtex-completion-additional-search-fields))
for entry-type = (parsebib-find-next-item)
while entry-type
unless (member-ignore-case entry-type '("preamble" "string" "comment"))
collect (let* ((entry (parsebib-read-entry entry-type (point) ht-strings))
(fields (append
(list (if (assoc-string "author" entry 'case-fold)
"author"
"editor")
(if (assoc-string "date" entry 'case-fold)
"date"
"year"))
fields)))
(-map (lambda (it)
(cons (downcase (car it)) (cdr it)))
(bibtex-completion-prepare-entry entry fields)))))
(cl-letf (((symbol-function 'parsebib--convert-tex-italics) (lambda (str) str))
((symbol-function 'parsebib--convert-tex-bold) (lambda (str) str)))
(cl-loop
with fields = (append '("title" "crossref")
(-map (lambda (it) (if (symbolp it) (symbol-name it) it))
bibtex-completion-additional-search-fields))
for entry-type = (parsebib-find-next-item)
while entry-type
unless (member-ignore-case entry-type '("preamble" "string" "comment"))
collect (let* ((entry (parsebib-read-entry entry-type (point) ht-strings nil
bibtex-completion-replace-tex))
(fields (append
(list (if (assoc-string "author" entry 'case-fold)
"author"
"editor")
(if (assoc-string "date" entry 'case-fold)
"date"
"year"))
fields)))
(-map (lambda (it)
(cons (downcase (car it)) (cdr it)))
(bibtex-completion-prepare-entry entry fields))))))

(defun bibtex-completion-get-entry (entry-key)
"Given a BibTeX key this function scans all bibliographies listed in `bibtex-completion-bibliography' and returns an alist of the record with that key.
Expand Down
6 changes: 6 additions & 0 deletions helm-bibtex.el
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Expand Up @@ -174,12 +174,18 @@ comes out in the right buffer."

;; Helm sources:

(defcustom helm-bibtex-ignore-diacritics nil
"Ignore diacritics when searching."
:group 'bibtex-completion
:type 'boolean)

(defvar helm-source-bibtex
(helm-build-sync-source "BibTeX entries"
:header-name (lambda (name)
(format "%s%s: " name (if helm-bibtex-local-bib " (local)" "")))
:candidates 'helm-bibtex-candidates
:filtered-candidate-transformer 'helm-bibtex-candidates-formatter
:diacritics helm-bibtex-ignore-diacritics
:action (helm-make-actions
"Open PDF, URL or DOI" 'helm-bibtex-open-any
"Open URL or DOI in browser" 'helm-bibtex-open-url-or-doi
Expand Down