🔥 OpenGrok RESTful interface for Emacs 🔥
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;;; opengrok-restful.el --- Emacs Source Code Search With OpenGrok RESTful API -*- lexical-binding: t; -*-
;; Copyright (C) 2020 RainMark
;; Author: RainMark <rain.by.zhou at gmail.com>
;; URL: https://github.com/RainMark/opengrok-restful.el
;; Package-Requires: ((emacs "24.4"))
;; Version: 0.0.1
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; opengrok restful interface for Emacs
;;
;; See documentation on https://github.com/RainMark/opengrok-restful.el
;;; Code:
(defmacro println (x)
`(message (prin1-to-string ,x)))
(require 'json)
(require 'request)
;; (add-to-list 'load-path "~/.emacs.d/elpa/request-20200219.2257/")
(defconst opengrok-restful-url "http://127.0.0.1:8080/api/v1/search")
(defconst opengrok-restful-buffer "*opengrok-restful*")
(defconst opengrok-restful-source-directory "~/opengrok-src")
(setq opengrok-restful-highlights
'(("/.+:[0-9]+" . font-lock-constant-face)))
(define-derived-mode opengrok-restful-mode text-mode "opengrok-restful-mode"
(setq font-lock-defaults '(opengrok-restful-highlights)))
(defun opengrok-restful-cleanup (text)
(s-replace-all '(("<b>" . "") ("</b>" . "") ("&lt;" . "<") ("&gt;" . ">") ("&amp;" . "&")) text))
(defun opengrok-restful-current-line ()
(buffer-substring-no-properties (line-beginning-position) (line-end-position)))
(defun opengrok-restful-jump-to-target (line-content)
(cl-multiple-value-bind (path linum)
(save-match-data
(string-match "/.+:[0-9]+" line-content)
(split-string (match-string 0 line-content) ":"))
(find-file (concat
(file-name-as-directory opengrok-restful-source-directory)
(substring path 1)))
(goto-char (point-min))
(forward-line (1- (string-to-number linum)))
(kill-buffer opengrok-restful-buffer)
))
(setq opengrok-restful-keymap
(let ((map (make-sparse-keymap)))
(define-key map (kbd "RET")
(lambda ()
(interactive)
(opengrok-restful-jump-to-target (opengrok-restful-current-line))))
(define-key map (kbd "<escape>")
(lambda ()
(interactive)
(kill-current-buffer)))
map))
(defun opengrok-restful-parse-response (data)
(with-current-buffer (get-buffer-create opengrok-restful-buffer)
(setq buffer-read-only nil)
(erase-buffer)
(opengrok-restful-mode)
(mapcar (lambda (file)
(let ((file-name (symbol-name (car file)))
(file-lines (cdr file)))
(mapcar (lambda (line)
(let ((line-number (cdr (assoc 'lineNumber line)))
(line-content (cdr (assoc 'line line))))
(when (string= "" line-number) (setq line-number "1"))
(println line-number)
(insert file-name ":" line-number ": ")
(insert (opengrok-restful-cleanup line-content) "\n")))
file-lines)))
(cdr (assoc 'results data)))
(put-text-property (point-min) (point-max) 'keymap opengrok-restful-keymap)
(setq buffer-read-only t)
(if (< 0 (buffer-size))
(progn
(switch-to-buffer-other-window opengrok-restful-buffer)
(goto-char (point-min)))
(message "Nothing found."))
))
(defun opengrok-restful-project-lookup (project type value)
(request opengrok-restful-url
:type "GET"
:params `(("projects" . ,project) (,type . ,value))
:parser 'json-read
:sync t
:complete (cl-function (lambda (&key data &allow-other-keys)
(opengrok-restful-parse-response data)))))
(defmacro opengrok-restful-define-lookup (type)
(let ((fun (intern (format "opengrok-restful-lookup-%s" type))))
`(defun ,fun ()
(interactive)
(opengrok-restful-project-lookup (read-string "Project: ") ,(symbol-name type) (read-string "Symbol: ")))
))
(opengrok-restful-define-lookup full)
(opengrok-restful-define-lookup def)
(opengrok-restful-define-lookup symbol)
(opengrok-restful-define-lookup path)
(global-set-key (kbd "M-d") 'opengrok-restful-lookup-def)
(global-set-key (kbd "M-f") 'opengrok-restful-lookup-full)
(global-set-key (kbd "M-s") 'opengrok-restful-lookup-symbol)
(global-set-key (kbd "M-p") 'opengrok-restful-lookup-path)
(provide 'opengrok-restful)
;;; opengrok-restful.el ends here