Markdown support

lector/__main__.py

@@ -265,7 +265,7 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
 
         # Get list of available parsers
         self.available_parsers = '*.' + ' *.'.join(sorter.available_parsers)
-        logger.info('Available parsers: ' + self.available_parsers)
+        logger.log(60, 'Available parsers: ' + self.available_parsers)
 
         # The Library tab gets no button
         self.tabWidget.tabBar().setTabButton(

lector/parsers/markdown.py

@@ -0,0 +1,54 @@
+# This file is a part of Lector, a Qt based ebook reader
+# Copyright (C) 2017-2019 BasioMeusPuga
+
+# 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/>.
+
+import os
+import logging
+import collections
+
+import markdown
+
+logger = logging.getLogger(__name__)
+
+
+class ParseMD:
+    def __init__(self, filename, *args):
+        self.book = None
+        self.filename = filename
+
+    def read_book(self):
+        self.book = None
+
+    def generate_metadata(self):
+        title = os.path.basename(self.filename)
+        author = 'Unknown'
+        year = 9999
+        isbn = None
+        tags = []
+        cover = None
+
+        Metadata = collections.namedtuple(
+            'Metadata', ['title', 'author', 'year', 'isbn', 'tags', 'cover'])
+        return Metadata(title, author, year, isbn, tags, cover)
+
+    def generate_content(self):
+        with open(self.filename, 'r') as book:
+            text = book.read()
+            content = [markdown.markdown(text)]
+
+        toc = [(1, 'Markdown', 1)]
+
+        # Return toc, content, images_only
+        return toc, content, False

lector/sorter.py

@@ -72,6 +72,16 @@ else:
     print(error_string)
     logger.error(error_string)
 
+# markdown - Optional
+markdown_check = importlib.util.find_spec('markdown')
+if markdown_check:
+    from lector.parsers.markdown import ParseMD
+    sorter['md'] = ParseMD
+else:
+    error_string = 'markdown is not installed. Will be unable to load Markdown files.'
+    print(error_string)
+    logger.error(error_string)
+
 # python-lxml - Required for everything except comics
 lxml_check = importlib.util.find_spec('lxml')
 xmltodict_check = importlib.util.find_spec('xmltodict')