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#!/usr/bin/env python3
from urllib.parse import urlparse
from pygments import highlight
from pygments.formatters import HtmlFormatter, ClassNotFound
from pygments.lexers import get_lexer_by_name
import urllib.parse
import webbrowser
import database
import argparse
import getpass
import houdini
import misaka
import app
import sys
import re
import os
class HighlighterRenderer(misaka.SaferHtmlRenderer):
def blockcode(self, text, lang):
try:
lexer = get_lexer_by_name(lang, stripall=True)
except ClassNotFound:
lexer = None
if lexer:
formatter = HtmlFormatter()
return highlight(text, lexer, formatter)
# default
return '\n<pre><code>{}</code></pre>\n'.format(houdini.escape_html(text.strip()))
def blockquote(self, content):
content = content[3:-5] # idk why this is required...
out = '\n<blockquote>'
for line in houdini.escape_html(content.strip()).split("\n"):
out += '\n<span class="quote">{}</span><br>'.format(line)
return out + '\n</blockquote>'
def image(self, link, title, alt):
return "<a href='%s' target='_blank'><img alt='%s' src='%s'></a>" % (
urlparse(link)._replace(query='').geturl(), alt, link
)
def header(self, content, level):
# if level > 1:
hash_ = urllib.parse.quote_plus(content)
return "<h%d id='%s'>%s <a class='header_linker' href='#%s'>[#]</a></h%d>" % (
level, hash_, content, hash_, level
)
# else:
# return "<h1>%s</h1>" % content
def get_thought_from_id(db, id_):
category_name, title, dt, markdown = db.get_thought(id_)
return category_name, title, dt, parse_text(markdown)
def parse_file(path):
with open(path, "r") as f:
unformatted = f.read()
return parse_text(unformatted)
def parse_text(unformatted):
renderer = HighlighterRenderer()
md = misaka.Markdown(renderer, extensions=('fenced-code', 'quote'))
return md(unformatted)
def preview_markdown(path, title, category):
def startBrowser():
# webbrowser.get("firefox").open("http://localhost:5000/preview")
webbrowser.open("http://localhost:5000/preview")
del os.environ["PREVIEW"]
del os.environ["PREVIEW_TITLE"]
del os.environ["CATEGORY"]
os.environ["PREVIEW"] = parse_file(path)
os.environ["PREVIEW_TITLE"] = title
os.environ["CATEGORY"] = category
import threading
threading.Timer(1.25, startBrowser ).start()
app.app.run(host = "0.0.0.0", debug = True)
def main():
p = argparse.ArgumentParser()
subparse = p.add_subparsers(help = "sub-command help")
save_parser = subparse.add_parser("save", help = "Add a markdown file to the database")
preview_parser = subparse.add_parser("preview", help = "Preview a markdown render")
echo_parser = subparse.add_parser("echo", help = "Print markdown render to stdout")
update_parser = subparse.add_parser("update", help = "Replace a markdown file")
export_parser = subparse.add_parser("export", help = "Export a database markdown file to disk")
list_parser = subparse.add_parser("list", help = "List all the markdowns in the database")
for s in [save_parser, preview_parser, echo_parser, update_parser]:
s.add_argument(
"-m", "--markdown",
help = "Path to a markdown file",
type = str,
required = True
)
for s in [save_parser, preview_parser]:
s.add_argument(
"-t", "--title",
help = "Article title",
type = str,
required = True
)
s.add_argument(
"-c", "--category",
help = "Article category",
type = str,
required = True
)
for s in [save_parser, update_parser, export_parser, list_parser]:
s.add_argument(
"-u", "--username",
help = "Username to use for the database",
type = str,
required = True
)
for s in [export_parser, update_parser]:
s.add_argument(
"-i", "--id",
help = "Article's id",
type = int,
required = True
)
export_parser.add_argument(
"-o", "--out",
help = "Path to write the markdown file to",
type = str,
required = True
)
args = vars(p.parse_args())
if "username" in args.keys():
args["password"] = getpass.getpass("Enter password for %s@%s: " % (args["username"], app.CONFIG["mysql"]["host"]))
try:
verb = sys.argv[1]
except IndexError:
print("No verb specified... Nothing to do... Exiting...")
exit()
if verb in ["save", "export", "update", "list"]:
with database.Database(
safeLogin = False,
user = args["username"],
passwd = args["password"]
) as db:
if verb == "save":
if db.add_category(args["category"]):
print("Added category...")
with open(args["markdown"], "r") as f:
db.add_thought(args["category"], args["title"], f.read())
print("Added thought...")
elif verb == "export":
with open(args["out"], "w") as f:
f.writelines(db.get_thought(args["id"])[-1])
print("Written to %s" % args["out"])
elif verb == "update":
with open(args["markdown"], "r") as f:
db.update_thought_markdown(args["id"], f.read())
elif verb == "list":
for id_, title, dt, category_name in db.get_all_thoughts():
print("%d\t%s\t%s\t%s" % (id_, title, dt, category_name))
if verb == "preview":
preview_markdown(args["markdown"], args["title"], args["category"])
elif verb == "echo":
print(parse_file(args["markdown"]))
if __name__ == "__main__":
main()
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