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org-chef-cultures-for-health.el
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org-chef-cultures-for-health.el
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;;; org-chef-cultures-for-health.el --- Functions for fetching recipes from culturesforhealth.com. -*- lexical-binding: t; -*-
;; Copyright (C) 2018 Calvin Beck
;; Author: Calvin Beck <hobbes@ualberta.ca>
;; URL: https://github.com/Chobbes/org-chef
;; Created: 2018
;; Copyright 2018 Calvin Beck
;; Permission is hereby granted, free of charge, to any person
;; obtaining a copy of this software and associated documentation
;; files (the "Software"), to deal in the Software without
;; restriction, including without limitation the rights to use, copy,
;; modify, merge, publish, distribute, sublicense, and/or sell copies
;; of the Software, and to permit persons to whom the Software is
;; furnished to do so, subject to the following conditions:
;; The above copyright notice and this permission notice shall be
;; included in all copies or substantial portions of the Software.
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
;; BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
;; ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
;; CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
;; SOFTWARE.
;;; Commentary:
;; Functions for fetching information from culturesforhealth.com.
;;; Code:
(require 'org-chef-utils)
(require 'dom)
(defun org-chef-cultures-for-health-extract-name (dom)
"Get the name of a recipe from an culturesforhealth DOM."
(dom-text (car (dom-elements dom 'itemprop "^name$"))))
(defun org-chef-cultures-for-health-extract-ingredients (dom)
"Get the ingredients for a recipe from an culturesforhealth DOM."
(mapcar 'dom-texts (dom-elements dom 'itemprop "^ingredients$")))
(defun org-chef-cultures-for-health-extract-directions (dom)
"Get the directions for a recipe from an culturesforhealth DOM."
(mapcar #'dom-texts (org-chef-dom-children (cadr (org-chef-dom-children (car (dom-elements dom 'itemprop "^recipeInstructions$")))))))
(defun org-chef-cultures-for-health-from-dom (dom)
"Given a culturesforhealth.com DOM, retrieve the recipe information.
This returns an alist with the following keys:
- name
- ingredients
- servings
- prep-time
- cook-time
- ready-in
- directions"
`((ingredients . ,(org-chef-cultures-for-health-extract-ingredients dom))
(name . ,(org-chef-cultures-for-health-extract-name dom)
)
(servings . nil)
(prep-time . nil)
(cook-time . nil)
(ready-in . nil)
(directions . ,(org-chef-cultures-for-health-extract-directions dom))))
(defun org-chef-cultures-for-health-fetch (url)
"Given a culturesforhealth.com URL, retrieve the recipe information.
This returns an alist with the following keys:
- name
- ingredients
- servings
- prep-time
- cook-time
- ready-in
- directions
- source-url"
(with-current-buffer (org-chef-url-retrieve-synchronously url)
(let ((dom (libxml-parse-html-region (point-min) (point-max))))
(cons `(source-url . ,url) (org-chef-cultures-for-health-from-dom dom)))))
(provide 'org-chef-cultures-for-health)
;;; org-chef-cultures-for-health.el ends here