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69 lines
3 KiB
Python
69 lines
3 KiB
Python
import re
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import os
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import shutil
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import subprocess
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import urllib.parse
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import distutils.version
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def html_text(html_text, pandoc_bin='pandoc', pandoc_ver='1.19.1'):
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"""
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This will convert html_text to markdown by running pandoc_bin and return markdown text
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:param html_text: html text to convert
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:param pandoc_bin: command/path to run pandoc
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:param pandoc_ver: pandoc version as string to use appropriate set of options
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:return: converted markdown text
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"""
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if distutils.version.LooseVersion(pandoc_ver) < distutils.version.LooseVersion('1.16'):
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pandoc_args = [pandoc_bin, '-f', 'html', '-t', 'markdown_strict+pipe_tables-raw_html', '--no-wrap']
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elif distutils.version.LooseVersion(pandoc_ver) < distutils.version.LooseVersion('1.19'):
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pandoc_args = [pandoc_bin, '-f', 'html', '-t', 'markdown_strict+pipe_tables-raw_html', '--wrap=none']
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else:
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pandoc_args = [pandoc_bin, '-f', 'html', '-t', 'markdown_strict+pipe_tables-raw_html', '--wrap=none',
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'--atx-headers']
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# Remove firefox reader mode panel if there's one
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html_text = re.sub('<ul id="reader-toolbar" class="toolbar">.*</li></ul></ul>', '', html_text, flags=re.DOTALL) ## TODO Maybe use html.parser
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try:
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pandoc_pipe = subprocess.Popen(pandoc_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
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md_text = pandoc_pipe.communicate(input=html_text.encode('utf-8'))[0].decode('utf-8')
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except:
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return
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return md_text
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def saved_html(html_path, folder_dir_path, pandoc_bin='pandoc', pandoc_ver='1.19.1'):
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"""
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This will convert html_text to markdown by running pandoc_bin and return markdown text
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I will also move all in-line images to media directory at folder_dir_path and correct the links accordingly
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:param html_path: full absolute path to saved html file to convert, with '_files' dir at the same directory
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:param folder_dir_path: full absolute path to directory where 'media' directory is
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:param pandoc_bin: command/path to run installed pandoc
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:param pandoc_ver: pandoc version to use appropriate set of options
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:return:
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"""
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with open(html_path, 'r') as html:
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md_text = html_text(html.read(), pandoc_bin, pandoc_ver)
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if not md_text:
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return
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image_links = re.findall('!\[[^]]*] *\(([^)]*)', md_text) # TODO What if folder name has brackets
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for link in image_links:
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link_path_tuple = os.path.split(urllib.parse.unquote(link))
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file_path = os.path.join(os.path.dirname(html_path), *link_path_tuple)
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new_file_path = os.path.join(folder_dir_path, 'media', *link_path_tuple)
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new_link_path = 'file://media/' + '/'.join(link_path_tuple)
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md_text = md_text.replace(link, new_link_path)
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try:
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os.makedirs(os.path.dirname(new_file_path), exist_ok=True)
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os.rename(file_path, new_file_path)
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except OSError:
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pass
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shutil.rmtree(os.path.splitext(html_path)[0] + '_files', True)
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return md_text
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