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#!/usr/bin/env python3
from lxml import etree as ET
import datetime
import time
import email.utils
import os
import sys
from subprocess import Popen, PIPE
today = email.utils.formatdate()
url = "https://fryzekconcepts.com"
personal_author_string = "lucas.fryzek@fryzekconcepts.com (Lucas Fryzek)"
xmlns_uris = {"atom" : "http://www.w3.org/2005/Atom"}
rss = ET.Element("rss", version="2.0", nsmap=xmlns_uris)
channel = ET.SubElement(rss, "channel")
ET.SubElement(channel, "title").text = "Fryzek Concepts"
ET.SubElement(channel, "{{{}}}link".format(xmlns_uris["atom"]), href="{}/feed.xml".format(url), rel="self", type="application/rss+xml")
ET.SubElement(channel, "link").text = url
ET.SubElement(channel, "description").text = "Lucas is a developer working on cool things"
#ET.SubElement(channel, "pubData").text = today
ET.SubElement(channel, "lastBuildDate").text = today
notes = []
source_dir = sys.argv[1]
build_dir = sys.argv[2]
for file in os.listdir(build_dir):
if file.endswith(".meta"):
path = os.path.join(build_dir, file)
f = open(path, "r")
note = {"name" : "".join(file.split(".")[:-1])}
for line in f:
line_split = line.strip().split(",")
note[line_split[0]] = "".join(line_split[1:])
f.close()
notes.append(note)
notes.sort(key=lambda note: datetime.datetime.strptime(note["date"], "%Y-%m-%d"))
limit_cat = False
categories = []
if len(sys.argv) >= 5:
limit_cat = True
categories = sys.argv[4:]
for note in notes:
if limit_cat:
if not "categories" in note: continue
note_categories = note["categories"].strip().split()
found = False
for cat in note_categories:
if cat in categories:
found = True
break
if not found: continue
post_time = datetime.datetime.strptime(note["date"], "%Y-%m-%d")
post_rfc_time = email.utils.formatdate(timeval=time.mktime(post_time.timetuple()))
post_url = "{}/notes/{}.html".format(url, note["name"])
item = ET.SubElement(channel, "item")
ET.SubElement(item, "title").text = note["title"]
ET.SubElement(item, "link").text = post_url
# Generate simple text version of post
process = Popen(["pandoc",
"--lua-filter={source}/tools/note.lua".format(source=source_dir),
"--highlight-style=pygments",
"{source}/notes/{note}.md".format(source=source_dir, note=note["name"]),
"-V", 'build_root={}'.format(build_dir)]
,stdout=PIPE)
(output, err) = process.communicate()
exit_code = process.wait()
ET.SubElement(item, "description").text = output.decode()
#if "categories" in note:
# ET.SubElement(item, "category").text = note["categories"]
ET.SubElement(item, "pubDate").text = post_rfc_time
ET.SubElement(item, "guid").text = post_url
tree = ET.ElementTree(rss)
tree.write(sys.argv[3], encoding='utf-8', xml_declaration=True)
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