82 lines
3.0 KiB
EmacsLisp
82 lines
3.0 KiB
EmacsLisp
;;; ox-template.el --- A HTML exporter via templates for org-mode
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;; Copyright (C) 2021 Sameer Rahmani
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;; Author: Sameer Rahmani <lxsameer@gnu.org>
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;; URL: https://devheroes.codes/lxsameer/lxhome
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Inspired by Juan Jose Garcia Ripoll work.
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;;; Code:
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;; We ensure the org infrastructure
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(require 'org)
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(require 'ox-publish)
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(require 'mustache)
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(require 'htmlize)
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(require 'ht)
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(advice-add 'org-html--tags :override 'org-html-tag-template)
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(defun org-html-tag-template (tags info)
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(message "<<<<<<<<<<<< %s" tags)
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(let ((template (plist-get info :html-headline-template))
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(ctx (ht ("tags" (format "%s" tags))
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("base-url" (plist-get info :base-url)))))
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(mustache-render (use-html template) ctx)))
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(defun use-html (path-to-template)
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"Use the given template at PATH-TO-TEMPLATE as a template."
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(with-temp-buffer
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(insert-file-contents path-to-template)
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(buffer-string)))
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(org-export-define-derived-backend 'templated-html 'html
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:translate-alist '(;;(headline . templated-html-headline-fn)
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(template . templated-html-template-fn)))
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(defun render-template (template-name contents info)
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"Render the given template TEMPLATE-NAME using CONTENTS and INFO."
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(let ((ctx (ht ("content" contents)
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("head" (plist-get info :html-head-extra))
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("base-url" (plist-get info :base-url)))))
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(mustache-render (use-html template-name) ctx)))
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(defun templated-html-template-fn (contents info)
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"Return the finalized html CONTENTS using the INFO and templates."
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(let ((template (plist-get info :html-template)))
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(if template
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(render-template template contents info)
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(org-html-template contents info))))
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(defun org-html-publish-to-templated-html (plist filename pub-dir)
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"Publish an org file to HTML.
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FILENAME is the filename of the Org file to be published. PLIST
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is the property list for the given project. PUB-DIR is the
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publishing directory.
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Return output file name."
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(org-publish-org-to 'templated-html filename
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(concat "." (or (plist-get plist :html-extension)
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org-html-extension
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"html"))
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plist pub-dir))
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(provide 'lisp/ox-template)
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;;; ox-template.el ends here
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