Add Emacs interface to semantic-search directly to main repository

Too much overhead to maintain multiple repositories, especially when
the Emacs library for semantic-search is a single file.

Import Readme from the emacs-semantic-search repository too
This commit is contained in:
Debanjum Singh Solanky 2021-08-16 01:27:46 -07:00
parent dcf7b2d04f
commit ec157ea0ff
2 changed files with 147 additions and 0 deletions

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* Emacs Semantic Search
/An Emacs interface for [[https://github.com/debanjum/semantic-search][semantic-search]]/
** Requirements
- Install and Run [[https://github.com/debanjum/semantic-search][semantic-search]]
** Installation
- Direct Install
- Put ~semantic-search.el~ in your Emacs load path. For e.g ~/.emacs.d/lisp
- Load via ~use-package~ in your ~/.emacs.d/init.el or .emacs file by adding below snippet
#+begin_src elisp
;; Org-Semantic Search Library
(use-package semantic-search
:load-path "~/.emacs.d/lisp/semantic-search.el"
:bind ("C-c s" . 'semantic-search))
#+end_src
- Use [[https://github.com/quelpa/quelpa#installation][Quelpa]]
- Ensure [[https://github.com/quelpa/quelpa#installation][Quelpa]], [[https://github.com/quelpa/quelpa-use-package#installation][quelpa-use-package]] are installed
- Add below snippet to your ~/.emacs.d/init.el or .emacs config file and execute it.
#+begin_src elisp
;; Org-Semantic Search Library
(use-package semantic-search
:quelpa (semantic-search :fetcher url :url "https://raw.githubusercontent.com/debanjum/semantic-search/master/interface/emacs/semantic-search.el")
:bind ("C-c s" . 'semantic-search))
#+end_src
** Usage
1. Call ~semantic-search~ using keybinding ~C-c s~ or ~M-x semantic-search~
2. Enter Query in Natural Language
e.g "What is the meaning of life?" "What are my life goals?"
3. Wait for results
*Note: It takes about 15s on a Mac M1 and a ~100K lines corpus of org-mode files*
4. (Optional) Narrow down results further
Include/Exclude specific words from results by adding to query
e.g "What is the meaning of life? -god +none"

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;;; semantic-search.el --- Semantic search via Emacs
;; Copyright (C) 2021-2022 Debanjum Singh Solanky
;; Author: Debanjum Singh Solanky <debanjum@gmail.com>
;; Version: 0.1
;; Keywords: search, org-mode, outlines, ledger
;; URL: http://github.com/debanjum/emacs-semantic-search
;; This file is NOT part of GNU Emacs.
;;; License:
;; 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:
;; This package enables semantic search on org-mode, beancount files
;; It is a wrapper package that interfaces with a transformer based ML model
;; The models semantic search capabilities are exposed via an HTTP API
;;; Code:
(require 'url)
(require 'json)
(defcustom semantic-search--server-url "http://localhost:8000"
"Location of semantic search API server."
:group 'semantic-search
:type 'string)
(defun semantic-search--extract-entries-as-org (json-response)
"Convert json response from API to org-mode entries"
;; remove leading (, ) or SPC from extracted entries string
(replace-regexp-in-string
"^[\(\) ]" ""
;; extract entries from response as single string and convert to entries
(format "%s"
(mapcar
(lambda (args) (format "* %s" (cdr (assoc 'Entry args))))
json-response))))
(defun semantic-search--extract-entries-as-ledger (json-response)
"Convert json response from API to ledger entries"
;; remove leading (, ) or SPC from extracted entries string
(replace-regexp-in-string
"^[\(\) ]" ""
;; extract entries from response as single string and convert to entries
(format "%s"
(mapcar
(lambda (args) (format "* %s" (cdr (assoc 'Entry args))))
json-response))))
(defun semantic-search--buffer-name-to-search-type (buffer-name)
(let ((file-extension (file-name-extension buffer-name)))
(cond
((equal file-extension "bean") "ledger")
((equal file-extension "org") "notes")
(t "notes"))))
(defun semantic-search--construct-api-query (query search-type)
(let ((encoded-query (url-hexify-string query)))
(format "%s/search?q=%s&t=%s" semantic-search--server-url encoded-query search-type)))
(defun semantic-search (query)
"Semantic search on org-mode content via semantic-search API"
(interactive "sQuery: ")
(let* ((search-type (semantic-search--buffer-name-to-search-type (buffer-name)))
(url (semantic-search--construct-api-query query search-type))
(buff (get-buffer-create "*semantic-search*")))
;; get json response from api
(with-current-buffer buff
(let ((inhibit-read-only t))
(erase-buffer)
(url-insert-file-contents url)))
;; convert json response to org-mode entries
(with-current-buffer buff
(let ((inhibit-read-only t)
(json-response (json-parse-buffer :object-type 'alist)))
(erase-buffer)
(insert
(cond ((equal search-type "notes") (semantic-search--extract-entries-as-org json-response))
((equal search-type "ledger") (semantic-search--extract-entries-as-ledger json-response))
(t (format "%s" json-response)))))
(cond ((equal search-type "notes") (org-mode))
(t (fundamental-mode)))
(read-only-mode t))
(switch-to-buffer buff)))
(provide 'semantic-search)
;;; semantic-search.el ends here