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calibredb-search.el
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calibredb-search.el
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;;; calibredb-search.el --- Books search buffer for calibredb -*- lexical-binding: t; -*-
;; Copyright (C) 2020 Damon Chan
;; Author: Damon Chan <elecming@gmail.com>
;; URL: https://github.com/chenyanming/calibredb.el
;; Keywords: tools
;; Version: 2.13.0
;; This file is NOT part of GNU Emacs.
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'calibredb-core)
(eval-when-compile (defvar calibredb-show-entry))
(eval-when-compile (defvar calibredb-show-entry-switch))
(eval-when-compile (defvar calibredb-virtual-library-alist))
(declare-function calibredb "calibredb.el")
(declare-function calibredb-find-file "calibredb-utils.el")
(declare-function calibredb-add "calibredb-utils.el")
(declare-function calibredb-add-dir "calibredb-utils.el")
(declare-function calibredb-clone "calibredb-utils.el")
(declare-function calibredb-remove "calibredb-utils.el")
(declare-function calibredb-remove-marked-items "calibredb-utils.el")
(declare-function calibredb-switch-library "calibredb-library.el")
(declare-function calibredb-library-list "calibredb-library.el")
(declare-function calibredb-library-next "calibredb-library.el")
(declare-function calibredb-library-previous "calibredb-library.el")
(declare-function calibredb-set-metadata-dispatch "calibredb-transient.el")
(declare-function calibredb-find-file-other-frame "calibredb-utils.el")
(declare-function calibredb-open-file-with-default-tool "calibredb-utils.el")
(declare-function calibredb-open-dired "calibredb-utils.el")
(declare-function calibredb-catalog-bib-dispatch "calibredb-transient.el")
(declare-function calibredb-export-dispatch "calibredb-transient.el")
(declare-function calibredb-edit-annotation "calibredb-annotation.el")
(declare-function calibredb-set-metadata--tags "calibredb-utils.el")
(declare-function calibredb-set-metadata--author_sort "calibredb-utils.el")
(declare-function calibredb-set-metadata--authors "calibredb-utils.el")
(declare-function calibredb-set-metadata--title "calibredb-utils.el")
(declare-function calibredb-set-metadata--comments "calibredb-utils.el")
(declare-function calibredb-edit-annotation-header "calibredb-annotation.el")
(declare-function calibredb-show--buffer-name "calibredb-show.el")
(declare-function calibredb-insert-image "calibredb-utils.el")
(declare-function calibredb-show-mode "calibredb-show.el")
(declare-function calibredb-find-marked-candidates "calibredb-utils.el")
(declare-function calibredb-read-metadatas "calibredb-utils.el")
(declare-function calibredb-find-candidate-at-point "calibredb-utils.el")
(declare-function calibredb-show-refresh "calibredb-show.el")
(declare-function calibredb-get-init "calibredb-utils.el")
(declare-function calibredb-virtual-library-list "calibredb-library.el")
(declare-function calibredb-virtual-library-next "calibredb-library.el")
(declare-function calibredb-virtual-library-previous "calibredb-library.el")
(defcustom calibredb-search-filter ""
"Query string filtering shown entries."
:group 'calibredb
:type 'string)
(defvar calibredb-search-filter-active nil
"When non-nil, calibredb is currently reading a filter from the minibuffer.
When live editing the filter, it is bound to :live.")
(defvar calibredb-search-last-update 0
"The last time the buffer was redrawn in epoch seconds.")
(defvar calibredb-search-print-entry-function #'calibredb-search-print-entry--default
"Function to print entries into the *calibredb-search* buffer.")
(defvar calibredb-tag-filter-p nil)
(defvar calibredb-favorite-filter-p nil)
(defvar calibredb-author-filter-p nil)
(defvar calibredb-date-filter-p nil)
(defvar calibredb-format-filter-p nil)
(defvar calibredb-search-mode-map
(let ((map (make-sparse-keymap)))
(define-key map [mouse-3] #'calibredb-search-mouse)
(define-key map (kbd "<RET>") #'calibredb-find-file)
(define-key map "?" #'calibredb-dispatch)
(define-key map "a" #'calibredb-add)
(define-key map "A" #'calibredb-add-dir)
(define-key map "c" #'calibredb-clone)
(define-key map "d" #'calibredb-remove)
(define-key map "D" #'calibredb-remove-marked-items)
(define-key map "j" #'calibredb-next-entry)
(define-key map "k" #'calibredb-previous-entry)
(define-key map "l" #'calibredb-virtual-library-list)
(define-key map "L" #'calibredb-library-list)
(define-key map "n" #'calibredb-virtual-library-next)
(define-key map "N" #'calibredb-library-next)
(define-key map "p" #'calibredb-virtual-library-previous)
(define-key map "P" #'calibredb-library-previous)
(define-key map "s" #'calibredb-set-metadata-dispatch)
(define-key map "S" #'calibredb-switch-library)
(define-key map "g" #'calibredb-filter-dispatch)
(define-key map "o" #'calibredb-sort-dispatch)
(define-key map "O" #'calibredb-find-file-other-frame)
(define-key map "v" #'calibredb-view)
(define-key map "V" #'calibredb-open-file-with-default-tool)
(define-key map "," #'calibredb-quick-look)
(define-key map "." #'calibredb-dired-open)
(define-key map "y" #'calibredb-yank-dispatch)
(define-key map "b" #'calibredb-catalog-bib-dispatch)
(define-key map "e" #'calibredb-export-dispatch)
(define-key map "r" #'calibredb-search-refresh-and-clear-filter)
(define-key map "R" #'calibredb-search-clear-filter)
(define-key map "q" #'calibredb-search-quit)
(define-key map "m" #'calibredb-mark-and-forward)
(define-key map "*" #'calibredb-toggle-favorite-at-point)
(define-key map "x" #'calibredb-toggle-archive-at-point)
(define-key map "h" #'calibredb-toggle-highlight-at-point)
(define-key map "u" #'calibredb-unmark-and-forward)
(define-key map "i" #'calibredb-edit-annotation)
(define-key map (kbd "<DEL>") #'calibredb-unmark-and-backward)
(define-key map (kbd "<backtab>") #'calibredb-toggle-view)
(define-key map (kbd "TAB") #'calibredb-toggle-view-at-point)
(define-key map "\M-n" #'calibredb-show-next-entry)
(define-key map "\M-p" #'calibredb-show-previous-entry)
(define-key map "/" #'calibredb-search-live-filter)
(define-key map "\M-t" #'calibredb-set-metadata--tags)
(define-key map "\M-a" #'calibredb-set-metadata--author_sort)
(define-key map "\M-A" #'calibredb-set-metadata--authors)
(define-key map "\M-T" #'calibredb-set-metadata--title)
(define-key map "\M-c" #'calibredb-set-metadata--comments)
map)
"Keymap for `calibredb-search-mode'.")
(defvar calibredb-edit-annotation-mode-map
(let ((map (make-sparse-keymap)))
(define-key map "\C-c\C-c" 'calibredb-send-edited-annotation)
(define-key map "\C-c\C-k" 'calibredb-annotation-quit)
map)
"Keymap for `calibredb-edit-annotation-mode'.")
(defvar calibredb-search-header-function #'calibredb-search-header
"Function that returns the string to be used for the Calibredb search header.")
(defvar calibredb-images-path (concat (file-name-directory load-file-name) "img")
"Relative path to images.")
(defcustom calibredb-search-unique-buffers nil
"TODO: When non-nil, every entry buffer gets a unique name.
This allows for displaying multiple serch buffers at the same
time."
:group 'calibredb
:type 'boolean)
(define-obsolete-function-alias #'calibredb-search-ret
'calibredb-view "calibredb 2.0.0")
(defcustom calibredb-detailed-view nil
"Set Non-nil to change detail view, nil to compact view - *calibredb-search*."
:group 'calibredb
:type 'boolean)
(define-obsolete-variable-alias 'calibredb-detial-view 'calibredb-detailed-view
"See https://github.com/chenyanming/calibredb.el/pull/45" "Fixing typos.")
(defcustom calibredb-detailed-view-image-show t
"Set Non-nil to show images in detailed view - *calibredb-search*."
:group 'calibredb
:type 'boolean)
(defcustom calibredb-detailed-view-image-max-width 250
"Max Width for images in detailed view - *calibredb-search*.
For Emacs 27.1+, if imagemagick is disabled, it would the image width."
:group 'calibredb
:type 'integer)
(defcustom calibredb-detailed-view-image-max-height 250
"Max height for images in detailed view - *calibredb-search*.
For Emacs 27.1+, if imagemagick is disabled, the image height is ignored."
:group 'calibredb
:type 'integer)
(defcustom calibredb-list-view-image-max-width 500
"Max Width for images in list view - *calibredb-list*.
For Emacs 27.1+, if imagemagick is disabled, it is the image width."
:group 'calibredb
:type 'integer)
(defcustom calibredb-list-view-image-max-height 500
"Max height for images in list view - *calibredb-list*.
For Emacs 27.1+, if imagemagick is disabled, the image height is ignored."
:group 'calibredb
:type 'integer)
(defun calibredb-search--buffer-name ()
"Return the appropriate buffer name for ENTRY.
The result depends on the value of `calibredb-search-unique-buffers'."
(if calibredb-search-unique-buffers
(format "*calibredb-search-<%s>*" calibredb-root-dir)
"*calibredb-search*"))
(defun calibredb-show-entry (entry &optional switch)
"Display ENTRY in the current buffer.
Optional argument SWITCH to switch to *calibredb-search* buffer to other window."
(unless (eq major-mode 'calibredb-show-mode)
(when (get-buffer (calibredb-show--buffer-name entry))
(kill-buffer (calibredb-show--buffer-name entry))))
(let* ((buff (get-buffer-create (calibredb-show--buffer-name entry)))
(id (calibredb-getattr entry :id)) ; only get the id
(tag (calibredb-getattr entry :tag))
(comment (calibredb-getattr entry :comment))
(author-sort (calibredb-getattr entry :author-sort))
(title (calibredb-getattr entry :book-title))
(pubdate (calibredb-getattr entry :book-pubdate))
;; (query-result (cdr (car (calibredb-candidate id)))) ; get the new entry through SQL query
(file (calibredb-getattr entry :file-path))
(cover (calibredb-get-cover entry))
(format (calibredb-getattr entry :book-format))
(size (calibredb-getattr entry :size))
(ids (calibredb-getattr entry :ids))
(publisher (calibredb-getattr entry :publisher))
(series (calibredb-getattr entry :series))
(lang_code (calibredb-getattr entry :lang_code))
(last_modified (calibredb-getattr entry :last_modified))
(original (point))
(file-map (make-sparse-keymap))
beg end)
(let ((inhibit-read-only t) c-beg c-end)
(with-current-buffer buff
(define-key file-map [mouse-1] 'calibredb-file-mouse-1)
(define-key file-map [mouse-3] 'calibredb-file-mouse-3)
(erase-buffer)
(setq beg (point))
;; (insert (propertize (calibredb-show-metadata entry) 'calibredb-entry entry))
(insert (format "ID %s\n" (propertize id 'face 'calibredb-id-face)))
(setq end (point))
(put-text-property beg end 'calibredb-entry entry)
(insert (format "Title %s\n" (propertize title 'face 'calibredb-title-face)))
(insert (format "Author_sort %s\n" (propertize author-sort 'face 'calibredb-author-face)))
(insert (format "Tags %s\n" (propertize tag 'face 'calibredb-tag-face)))
(insert (format "Ids %s\n" (propertize ids 'face 'calibredb-ids-face)))
(insert (format "Date %s\n" (propertize last_modified 'face 'calibredb-date-face)))
(insert (format "Published %s\n" (propertize pubdate 'face 'calibredb-pubdate-face)))
(insert (format "Publisher %s\n" (propertize publisher 'face 'calibredb-publisher-face)))
(insert (format "Series %s\n" (propertize series 'face 'calibredb-series-face)))
(insert (format "Language %s\n" (propertize lang_code 'face 'calibredb-language-face)))
;; (insert (format "File %s\n" (propertize file 'face 'calibredb-file-face)))
(insert (format "Format %s\n" (mapconcat
#'identity
(-map (lambda (ext)
(propertize ext
'face 'calibredb-format-face
'mouse-face 'calibredb-mouse-face
'help-echo (if (s-contains? "http" file)
file
(expand-file-name
(concat (file-name-base file) "." ext)
(file-name-directory file)) )
'keymap file-map)) (s-split "," format)) ", ")))
(insert (format "Size %s\n" (propertize (concat size "Mb") 'face 'calibredb-size-face)))
(cond ((equal calibredb-entry-render-comments "face")
(insert (format "Comments %s\n" (propertize comment 'face 'calibredb-comment-face))))
((equal calibredb-entry-render-comments "shr")
(require 'shr)
(insert "Comments\n")
(setq c-beg (point))
(insert comment)
(setq c-end (point))
(if (fboundp 'shr-render-region)
(shr-render-region c-beg c-end))
(insert "\n"))
((equal calibredb-entry-render-comments "annotation")
(insert "Comments\n\n")
(require 'font-lock)
(insert (calibredb-fontify comment 'calibredb-edit-annotation-mode))
(insert "\n\n"))
(t
(insert (format "Comments %s\n" (propertize comment 'face 'calibredb-comment-face)))))
(insert "\n")
(calibredb-insert-image cover "" calibredb-list-view-image-max-width calibredb-list-view-image-max-height)
;; (setq end (point))
(calibredb-show-mode)
(setq calibredb-show-entry entry)
(goto-char (point-min))))
(unless (eq major-mode 'calibredb-show-mode)
(funcall calibredb-show-entry-switch buff)
(when switch
(switch-to-buffer-other-window (set-buffer (calibredb-search--buffer-name)))
(goto-char original)))))
(defun calibredb-next-entry ()
"Move to next entry."
(interactive)
(let ((ori "") (new ""))
(while (and (equal new ori) new ori)
(setq ori (calibredb-getattr (car (calibredb-find-candidate-at-point)) :id))
(forward-line 1)
(setq new (calibredb-getattr (car (calibredb-find-candidate-at-point)) :id)))))
(defun calibredb-previous-entry ()
"Move to previous entry."
(interactive)
(let ((ori "") (new ""))
(while (and (equal new ori) new ori (> (line-number-at-pos) 1))
(forward-line -1)
(save-excursion
(setq ori (calibredb-getattr (car (calibredb-find-candidate-at-point)) :id))
(forward-line -1)
(setq new (calibredb-getattr (car (calibredb-find-candidate-at-point)) :id))))))
(defun calibredb-show-next-entry ()
"Show next entry."
(interactive)
(calibredb-next-entry)
(calibredb-show-entry (car (calibredb-find-candidate-at-point)) :switch))
(defun calibredb-show-previous-entry ()
"Show previous entry."
(interactive)
(calibredb-previous-entry)
(calibredb-show-entry (car (calibredb-find-candidate-at-point)) :switch))
(defun calibredb-search-buffer ()
"Create buffer calibredb-search."
(get-buffer-create "*calibredb-search*"))
(defun calibredb-search-header ()
"TODO: Return the string to be used as the Calibredb header.
Indicating the library you use."
(format "%s: %s %s"
(propertize calibredb-virtual-library-name 'face 'calibredb-search-header-library-name-face)
(propertize calibredb-root-dir 'face 'calibredb-search-header-library-path-face)
(concat
(propertize (format "Total: %s"
(if (equal calibredb-search-entries-length 0)
"0 "
(concat (number-to-string calibredb-search-entries-length) " "))) 'face 'calibredb-search-header-total-face)
(format "Page: %s/%s "
(propertize (number-to-string calibredb-search-current-page) 'face 'font-lock-type-face)
(propertize (number-to-string calibredb-search-pages) 'face 'font-lock-type-face))
(cond ((eq calibredb-sort-by 'id)
"Sort: id ")
((eq calibredb-sort-by 'title)
"Sort: title ")
((eq calibredb-sort-by 'author)
"Sort: author ")
((eq calibredb-sort-by 'format)
"Sort: format ")
((eq calibredb-sort-by 'date)
"Sort: date ")
((eq calibredb-sort-by 'pubdate)
"Sort: pubdate ")
((eq calibredb-sort-by 'tag)
"Sort: tag ")
((eq calibredb-sort-by 'size)
"Sort: size ")
((eq calibredb-sort-by 'language)
"Sort: language ")
(t
"Sort: id "))
(cond ((eq calibredb-order 'desc)
"↓ ")
((eq calibredb-order 'asc)
"↑ ")
(t "↓ "))
(propertize (format "%s%s"
(cond
(calibredb-tag-filter-p "Tag: ")
(calibredb-favorite-filter-p "Favorite: ")
(calibredb-author-filter-p "Author: ")
(calibredb-date-filter-p "Date: ")
(calibredb-format-filter-p "Format: ")
(t ""))
(if (equal calibredb-search-filter "")
""
(concat calibredb-search-filter " "))) 'face 'calibredb-search-header-sort-face)
(propertize (let ((len (length (calibredb-find-marked-candidates))))
(if (> len 0)
(concat "Marked: " (number-to-string len)) "")) 'face 'calibredb-search-header-filter-face))))
(define-derived-mode calibredb-search-mode fundamental-mode "calibredb-search"
"Major mode for listing calibre entries.
\\{calibredb-search-mode-map}"
(setq truncate-lines t
buffer-read-only t
header-line-format '(:eval (funcall calibredb-search-header-function)))
(buffer-disable-undo)
(require 'hl-line)
(set (make-local-variable 'hl-line-face) 'calibredb-search-header-highlight-face)
(hl-line-mode)
(if (boundp 'ivy-sort-matches-functions-alist)
(add-to-list 'ivy-sort-matches-functions-alist '(calibredb-add . ivy--sort-files-by-date)))
(if (boundp 'ivy-alt-done-functions-alist)
(add-to-list 'ivy-alt-done-functions-alist '(calibredb-add . ivy--directory-done)))
(add-hook 'minibuffer-setup-hook #'calibredb-search--minibuffer-setup)
(add-to-list 'mailcap-mime-extensions '(".epub" . "application/epub+zip"))
(add-to-list 'mailcap-mime-extensions '(".mobi" . "application/x-mobipocket-ebook")))
(defun calibredb-search-mouse (event)
"Visit the calibredb-entry click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No ebook chosen"))
(calibredb-show-entry (car (calibredb-find-candidate-at-point)))
(select-window window)
(set-buffer (calibredb-search--buffer-name))
(goto-char pos)))
(defun calibredb-view ()
"Visit the calibredb-entry."
(interactive)
(calibredb-show-entry (car (calibredb-find-candidate-at-point)) :switch))
(defun calibredb-search-refresh ()
"Refresh calibredb."
(interactive)
(calibredb))
(defun calibredb-search-refresh-or-resume (&optional begin position)
"Refresh calibredb or resume the BEGIN point and windows POSITION."
(interactive)
(let (beg pos)
(setq beg (or begin (point)))
(setq pos (or position (window-start)))
(if (not (equal calibredb-search-filter ""))
(progn
(calibredb-search-refresh)
(calibredb-search-update-buffer))
(calibredb-search-refresh))
(set-window-start (selected-window) pos)
(goto-char beg)
(hl-line-mode 1)))
(defun calibredb-search-toggle-view-refresh ()
"TODO Refresh calibredb when toggle view goto the the same id ebook."
(interactive)
(let ((id (calibredb-read-metadatas "id")))
(if (not (equal calibredb-search-filter ""))
(progn
(calibredb-search-refresh)
(calibredb-search-update-buffer))
(calibredb-search-refresh))
(while (not (equal id (calibredb-read-metadatas "id")))
(forward-line 1))
(beginning-of-line)
(recenter)))
(defun calibredb-search-refresh-and-clear-filter ()
"Refresh calibredb and clear the fitler keyword."
(interactive)
(calibredb-search-refresh)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p nil)
(setq calibredb-search-current-page 1)
(calibredb-search-keyword-filter ""))
(defun calibredb-search-clear-filter ()
"Clear the fitler keyword."
(interactive)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p nil)
(setq calibredb-search-current-page 1)
(calibredb-search-keyword-filter ""))
(defun calibredb-search-quit ()
"Quit *calibredb-entry* or *calibredb-search*."
(interactive)
(when (eq major-mode 'calibredb-search-mode)
(cond ((get-buffer "*calibredb-entry*")
(pop-to-buffer "*calibredb-entry*")
(if (< (length (window-prev-buffers)) 2)
(progn
(quit-window)
(kill-buffer "*calibredb-entry*"))
(kill-buffer "*calibredb-entry*")))
((get-buffer "*calibredb-search*")
(quit-window)
(kill-buffer "*calibredb-search*")))))
(defun calibredb-mark-at-point ()
"Mark the current line."
(interactive)
(remove-overlays (line-beginning-position) (line-end-position))
(let* ((beg (line-beginning-position))
(end (line-end-position))
(inhibit-read-only t)
(overlay (make-overlay beg end)))
(overlay-put overlay 'face 'calibredb-mark-face)
(put-text-property beg end 'calibredb-mark ?>)))
(defun calibredb-mark-and-forward ()
"Mark the current line and forward."
(interactive)
(calibredb-mark-at-point)
(calibredb-next-entry))
(defun calibredb-unmark-and-forward ()
"Unmark the current line and forward."
(interactive)
(calibredb-unmark-at-point)
(calibredb-next-entry))
(defun calibredb-unmark-and-backward ()
"Unmark the current line and backward."
(interactive)
(calibredb-previous-entry)
(calibredb-unmark-at-point))
(defun calibredb-unmark-at-point ()
"Unmark the current line."
(interactive)
(let* ((beg (line-beginning-position))
(end (line-end-position))
(inhibit-read-only t))
(remove-overlays (line-beginning-position) (line-end-position))
(remove-text-properties beg end '(calibredb-mark nil))))
(defun calibredb-condense-comments (str)
"Condense whitespace in STR into a single space."
(replace-regexp-in-string "[[:space:]\n\r]+" " " str))
(defun calibredb-favorite-mouse-1 (event)
"Visit the location click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No favorite chosen"))
(with-current-buffer (window-buffer window)
(goto-char pos)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p t)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p nil)
(calibredb-search-keyword-filter calibredb-favorite-keyword))))
(defun calibredb-tag-mouse-1 (event)
"Visit the location click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No tag chosen"))
(with-current-buffer (window-buffer window)
(goto-char pos)
(setq calibredb-tag-filter-p t)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p nil)
(calibredb-search-keyword-filter (get-text-property (point) 'tag nil)))))
(defun calibredb-author-mouse-1 (event)
"Visit the location click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No author chosen"))
(with-current-buffer (window-buffer window)
(goto-char pos)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p t)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p nil)
(calibredb-search-keyword-filter (get-text-property (point) 'author nil)))))
(defun calibredb-format-mouse-1 (event)
"Visit the location click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No format chosen"))
(with-current-buffer (window-buffer window)
(goto-char pos)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p nil)
(setq calibredb-format-filter-p t)
(calibredb-search-keyword-filter (word-at-point t)))))
(defun calibredb-date-mouse-1 (event)
"Visit the location click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No author chosen"))
(with-current-buffer (window-buffer window)
(goto-char pos)
(setq calibredb-tag-filter-p nil)
(setq calibredb-favorite-filter-p nil)
(setq calibredb-author-filter-p nil)
(setq calibredb-date-filter-p t)
(setq calibredb-format-filter-p nil)
(calibredb-search-keyword-filter (thing-at-point 'symbol t)))))
(defun calibredb-file-mouse-1 (event)
"Visit the file click on.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No ebook chosen"))
(with-current-buffer (window-buffer window)
(find-file-other-window (get-text-property pos 'help-echo nil)))))
(defun calibredb-file-mouse-3 (event)
"Visit the file click on in default tool.
Argument EVENT mouse event."
(interactive "e")
(let ((window (posn-window (event-end event)))
(pos (posn-point (event-end event))))
(if (not (windowp window))
(error "No ebook chosen"))
(with-current-buffer (window-buffer window)
(calibredb-open-with-default-tool (get-text-property pos 'help-echo nil)))))
;; favorite
(defun calibredb-toggle-favorite-at-point (&optional keyword)
"Toggle favorite the current item.
Argument KEYWORD is the tag keyword."
(interactive)
(let ((candidates (calibredb-find-marked-candidates)))
(unless candidates
(setq candidates (calibredb-find-candidate-at-point)))
(calibredb-toggle-metadata-process candidates (or keyword calibredb-favorite-keyword ))))
;; highlight
(defun calibredb-toggle-highlight-at-point (&optional keyword)
"Toggle highlight the current item.
Argument KEYWORD is the tag keyword."
(interactive)
(let ((candidates (calibredb-find-marked-candidates)))
(unless candidates
(setq candidates (calibredb-find-candidate-at-point)))
(calibredb-toggle-metadata-process candidates (or keyword calibredb-highlight-keyword ))))
;; archive
(defun calibredb-toggle-archive-at-point (&optional keyword)
"Toggle archive the current item.
Argument KEYWORD is the tag keyword."
(interactive)
(let ((candidates (calibredb-find-marked-candidates)))
(unless candidates
(setq candidates (calibredb-find-candidate-at-point)))
(calibredb-toggle-metadata-process candidates (or keyword calibredb-archive-keyword ))))
(defun calibredb-toggle-metadata-process (cands keyword)
"Run sequential processes to toggle metadata.
Argument CANDS is the list of candiates.
Argument KEYWORD is the metadata keyword to be toggled."
(let* ((cand (pop cands))
(tags (calibredb-read-metadatas "tags" cand)))
;; (pp cand)
(if cand
(set-process-sentinel
(let* ((id (calibredb-getattr cand :id)))
(if (s-contains? keyword tags)
(calibredb-process :command "set_metadata"
:option (format "--field tags:\"%s\"" (s-replace keyword "" tags))
:id id
:library (format "--library-path \"%s\"" calibredb-root-dir))
(calibredb-process :command "set_metadata"
:option (format "--field tags:\"%s,%s\"" tags keyword)
:id id
:library (format "--library-path \"%s\"" calibredb-root-dir))))
(lambda (p _e)
(when (= 0 (process-exit-status p))
(calibredb-toggle-metadata-process cands keyword))))
;; if no candidate left to be processed, refresh *calibredb-search*
(cond ((equal major-mode 'calibredb-show-mode)
(calibredb-show-refresh))
((eq major-mode 'calibredb-search-mode)
(calibredb-search-refresh-or-resume))
(t nil)))))
;; live filtering
(defun calibredb-search-get-filterred-entries (&optional page)
"Get ebook candidate entries by PAGE."
(calibredb-search-candidates calibredb-search-filter :limit calibredb-search-page-max-rows :page page))
(defun calibredb-search-print-entry--default (entry)
"Print ENTRY to the buffer."
(unless (equal entry "")
(let ((content (car entry)) beg end)
(setq beg (point))
(insert content)
(calibredb-detailed-view-insert-image entry)
(setq end (point))
(put-text-property beg end 'calibredb-entry entry))))
(defun calibredb-search--minibuffer-setup ()
"Set up the minibuffer for live filtering."
(when calibredb-search-filter-active
(when (eq :live calibredb-search-filter-active)
(add-hook 'post-command-hook #'calibredb-search--live-update nil :local))))
(defun calibredb-search--live-update ()
"Update the calibredb-search buffer based on the contents of the minibuffer."
(when (eq :live calibredb-search-filter-active)
;; (message "HELLO")
(let ((buffer (calibredb-search-buffer))
(current-filter (minibuffer-contents-no-properties)))
(when buffer
(with-current-buffer buffer
(let ((calibredb-search-filter current-filter))
(setq calibredb-search-current-page 1)
(calibredb-search-update-buffer)))))))
(defun calibredb-search-live-filter ()
"Filter the calibredb-search buffer as the filter is written.
Currently, the filtering is column-oriented, not buffer oriented.
The following columns will be searched:
- id
- text
- tag
- title
- format
- author_sort
If the keyword occurs in any of the columns above, the matched
ebook record will be shown.
1. Live filter directly on the database.
2. The keyword supports REGEX.
3. Inserting Spaces between
keywords can narrow down the search results."
(interactive)
(unwind-protect
(let ((calibredb-search-filter-active :live))
(setq calibredb-search-filter
(read-from-minibuffer (format "Filter %s: "
(cond
(calibredb-tag-filter-p "(tag)")
(calibredb-favorite-filter-p "(favorite)")
(calibredb-author-filter-p "(author)")
(calibredb-date-filter-p "(date)")
(calibredb-format-filter-p "(format)")
(t "(live)"))) calibredb-search-filter))
(message calibredb-search-filter))
(calibredb-search-update-buffer)))
(defun calibredb-search-keyword-filter (keyword)
"Filter the calibredb-search buffer with KEYWORD."
(setq calibredb-search-filter keyword)
(calibredb-search-update-buffer))
(defvar calibredb-search-entries-length 0
"The number of entries in the current search result.")
(defun calibredb-search-update-buffer (&optional page)
"Update the calibredb-search buffer listing to match the database with PAGE."
(interactive)
(with-current-buffer (calibredb-search-buffer)
(let* ((inhibit-read-only t)
(standard-output (current-buffer))
(id 0)
(entries (calibredb-search-get-filterred-entries page))
(len (length entries)))
(setq calibredb-search-entries-length (calibredb-search-candidates calibredb-search-filter :count t))
(setq calibredb-search-pages (ceiling calibredb-search-entries-length calibredb-search-page-max-rows))
(erase-buffer)
;; reset calibredb-virtual-library-name
(unless (-contains? (mapcar #'cdr calibredb-virtual-library-alist) calibredb-search-filter)
(setq calibredb-virtual-library-name calibredb-virtual-library-default-name))
(dolist (entry entries)
(setq id (1+ id))
(when (<= id calibredb-search-page-max-rows)
(funcall calibredb-search-print-entry-function entry)
(insert "\n")))
(if (< len calibredb-search-entries-length)
(dotimes (i calibredb-search-pages)
(insert " " (buttonize (format "%d" (1+ i)) #'calibredb-search-more-data (1+ i)) " "))
(insert "End of entries.\n"))
(goto-char (point-min)) ; back to point-min after filtering
(setf calibredb-search-last-update (float-time))
entries)))
(defun calibredb-search-more-data (page)
"Render candidates with PAGE."
(let ((inhibit-read-only t))
(setq calibredb-search-current-page page)
(beginning-of-line)
(delete-region (point) (progn (forward-line 1) (point)))
(calibredb-search-update-buffer page)))
(defun calibredb-search-next-page ()
"Render next calibredb page."
(interactive)
(if (< calibredb-search-current-page calibredb-search-pages)
(progn
(setq calibredb-search-current-page (1+ calibredb-search-current-page))
(calibredb-search-update-buffer calibredb-search-current-page) )
(message "Last page.")))
(defun calibredb-search-previous-page ()
"Render previous calibredb page."
(interactive)
(if (> calibredb-search-current-page 1)
(progn
(setq calibredb-search-current-page (1- calibredb-search-current-page))
(calibredb-search-update-buffer calibredb-search-current-page) )
(message "First page.")))
(defun calibredb-search-parse-filter (filter)
"Parse the elements of a search FILTER into a plist."
(let ((matches ()))
(cl-loop for element in (split-string filter) collect
(when (calibredb-valid-regexp-p element)
(push element matches)))
`(,@(if matches
(list :matches matches)))))
(defun calibredb-valid-regexp-p (regexp)
"Return t if REGEXP is a valid REGEXP."
(ignore-errors
(prog1 t
(string-match-p regexp ""))))
(defcustom calibredb-search-page-max-rows 44
"The maximum number of entries to display in a single page."
:group 'calibredb
:type 'integer)
(defvar calibredb-search-current-page 1
"The number of current page in the current search result.")
(defvar calibredb-search-pages 0
"The number of pages in the current search result.")
(defun calibredb-sanitize-filter (filter)
"Sanitize FILTER for use in SQL queries by escaping special characters."
(let ((sanitized filter))
;; Escape single quotes by doubling them
(setq sanitized (replace-regexp-in-string "'" "''" sanitized))
sanitized))
(defun calibredb-search-candidates (filter &rest properties)
"Generate ebook candidate alist.
Argument: FILTER is the filter string.
Argument: PROPERTIES is the addiontal parameters."
(let* ((words (split-string (calibredb-sanitize-filter filter) " "))
(limit (plist-get properties :limit))
(count (plist-get properties :count))
(page (plist-get properties :page)))
(calibredb-candidates
:where (concat
(cond (calibredb-tag-filter-p
(mapconcat
(lambda (word)
(mapconcat 'identity
(delq nil
(list
(unless (equal (calibredb-tag-width) 0) (format "tag like '%%%s%%' " word))))
" OR "))
words
" AND ")
)
(calibredb-format-filter-p
(mapconcat
(lambda (word)
(mapconcat 'identity
(delq nil
(list
(unless (equal (calibredb-tag-width) 0) (format "format like '%%%s%%' " word))))
" OR "))
words
" AND ")
)
(calibredb-author-filter-p
(mapconcat
(lambda (word)
(mapconcat 'identity
(delq nil
(list
(unless (equal (calibredb-tag-width) 0) (format "author_sort like '%%%s%%' " word))))
" OR "))
words
" AND ")
)
(calibredb-date-filter-p
(mapconcat
(lambda (word)
(mapconcat 'identity
(delq nil
(list
(unless (equal (calibredb-tag-width) 0) (format "last_modified like '%%%s%%' " word))))
" OR "))
words
" AND ")
)
(t
(mapconcat
(lambda (word)
(format "(%s)"
(mapconcat 'identity
(delq nil
(list
(unless (equal calibredb-id-width 0) (format "id like '%%%s%%'" word))
(unless (equal (calibredb-title-width) 0) (format "title like '%%%s%%'" word))
(unless (equal (calibredb-format-width) 0) (format "format like '%%%s%%'" word))
(unless (equal (calibredb-tag-width) 0) (format "tag like '%%%s%%'" word))
(unless (equal (calibredb-ids-width) 0) (format "ids like '%%%s%%'" word))
(unless (equal (calibredb-author-width) 0) (format "author_sort like '%%%s%%'" word))
(unless (equal (calibredb-date-width) 0) (format "last_modified like '%%%s%%'" word))
;; Normally, comments are long, it is necessary to trancate the comments to speed up the searching
;; except calibredb-comment-width is -1.
(unless (equal (calibredb-comment-width) 0) (format "text like '%%%s%%'" word))))
" OR ")))
words
" AND ")))
(when limit
(format " LIMIT %s " limit) )
(when page
(format " OFFSET %s " (* (1- page) calibredb-search-page-max-rows)))
)
:count count)))
;;; detailed view
(defun calibredb-toggle-view ()
"Toggle between detailed view or compact view in *calibredb-search* buffer."
(interactive)
(setq calibredb-detailed-view (not calibredb-detailed-view))
(calibredb-search-toggle-view-refresh))
(defun calibredb-detail-view-insert-image (entry)
"Insert image in *calibredb-search* under detail view based on ENTRY."
(if (and calibredb-detial-view calibredb-detailed-view-image-show)
(let ((num (cond (calibredb-format-all-the-icons 3)
(calibredb-format-icons-in-terminal 3)
((>= calibredb-id-width 0) calibredb-id-width)
(t 0 ))))
(insert "\n")
(insert (make-string num ? ))
(calibredb-insert-image (calibredb-get-cover (cdr entry)) "" calibredb-detailed-view-image-max-width calibredb-detailed-view-image-max-height))))
(defun calibredb-detailed-view-insert-image (entry)
"Insert image in *calibredb-search* under detailed view based on ENTRY."
(if (and calibredb-detailed-view calibredb-detailed-view-image-show)
(let* ((num (cond (calibredb-format-all-the-icons 3)
(calibredb-format-icons-in-terminal 3)
((>= calibredb-id-width 0) calibredb-id-width)
(t 0 )))
(file (calibredb-getattr (cdr entry) :file-path))
(format (calibredb-getattr (cdr entry) :book-format))
(cover (concat (file-name-directory file) "cover.jpg")))
(if (image-type-available-p (intern format))
(progn
(insert "\n")
(insert (make-string num ? ))
(calibredb-insert-image file "" calibredb-detailed-view-image-max-width calibredb-detailed-view-image-max-height))
(progn
(insert "\n")
(insert (make-string num ? ))
(calibredb-insert-image cover "" calibredb-detailed-view-image-max-width calibredb-detailed-view-image-max-height))))))
(defun calibredb-toggle-view-at-point ()