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114 lines
4.3 KiB
114 lines
4.3 KiB
;;; ox-plumhtml.el --- sane HTML export for org-mode -*- lexical-binding: t; -*-
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;; Copyright (C) 2020 Plum
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;; Author: Plum <boku@plum.moe>
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;; Created: June 2020
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;; Package-Version: 1.0.0
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;; Keywords: org-export
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;; URL: https://code.plum.moe/plumhtml
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;; Package-Requires: ((emacs "24") (ox-slimhtml "0.4.5"))
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;; This file is not part of GNU Emacs
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;;; License:
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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 file. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Sane extensions to ox-slimhtml
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;;; Code:
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(require 'ox-slimhtml)
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;; Utils
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(defun ox-plumhtml--table-header-p (element info)
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(or (org-export-table-has-header-p element info)
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(org-export-table-has-header-p (org-export-get-parent-table element) info)))
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;; org-export Translations
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(defun ox-plumhtml-paragraph (paragraph contents info)
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"This is the same as `ox-slimhtml-paragraph' but doesn't add a
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<p> before export-snippet blocks like #+begin_src .... #+end_src"
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(when contents
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(if (or (ox-slimhtml--immediate-child-of-p paragraph 'item)
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(ox-slimhtml--immediate-child-of-p paragraph 'special-block)
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(ox-slimhtml--has-immediate-child-of-p paragraph 'export-snippet))
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contents
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(if (ox-slimhtml--has-immediate-child-of-p paragraph 'link)
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(format "<p>%s</p>" contents)
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(format "<p%s>%s</p>" (ox-slimhtml--attr paragraph) contents)))))
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(defun ox-plumhtml-table (table contents info)
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(format "<table>%s</table>" contents))
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(defun ox-plumhtml-table-row (table-row contents info)
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"Transcodes an org table-row to HTML
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Implements <thead> and <tbody>"
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(when (eq 'standard (org-element-property :type table-row))
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(let* ((open (org-export-table-row-starts-rowgroup-p table-row info))
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(close (org-export-table-row-ends-rowgroup-p table-row info))
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(first-row (= 0 (org-export-table-row-number table-row info)))
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(tags
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(cond
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((and (ox-plumhtml--table-header-p table-row info)
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(or (equal '(top) open)
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(equal '(below) close)))
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'("<thead>" . "</thead>"))
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((or (equal '(above) open)
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(equal '(bottom) close)
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first-row)
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'("<tbody>" . "</tbody>")))))
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(concat (and (or open first-row) (car tags))
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(format "<tr>%s</tr>" contents)
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(and close (cdr tags))))))
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(defun ox-plumhtml-table-cell (table-cell contents info)
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"Transcodes and org table-cell to HTML
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Uses <th> for table headers"
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(if (and (ox-plumhtml--table-header-p table-cell info)
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(org-export-table-row-in-header-p (org-export-get-parent table-cell) info))
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(format "<th>%s</th>" contents)
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(format "<td>%s</td>" contents)))
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;; org-export backend and export/publish functions
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(org-export-define-derived-backend 'plumhtml
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'slimhtml
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:translate-alist
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'((table . ox-plumhtml-table)
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(table-row . ox-plumhtml-table-row)
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(table-cell . ox-plumhtml-table-cell)
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(paragraph . ox-plumhtml-paragraph)))
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;;;###autoload
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(defun ox-plumhtml-publish-to-html (plist filename pub-dir)
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(org-publish-org-to 'plumhtml filename ".html" plist pub-dir))
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;;;###autoload
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(defun ox-plumhtml-export-as-html
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(&optional async subtreep visible-only body-only ext-plist)
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(interactive)
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(org-export-to-buffer 'plumhtml "*Org PlumHTML Export*"
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async subtreep visible-only body-only ext-plist
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(lambda () (set-auto-mode t))))
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;;;###autoload
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(defun ox-plumhtml-export-to-html (&optional async subtreep visible-only body-only ext-plist)
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(interactive)
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(let ((org-export-coding-system org-html-coding-system))
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(org-export-to-file 'plumhtml
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(org-export-output-file-name ".html" subtreep)
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async subtreep visible-only body-only ext-plist)))
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(provide 'ox-plumhtml)
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;;; ox-plumhtml.el ends here
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