contentdb/app/tasks/phpbbparser.py

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# Copyright (c) 2016 Andrew "rubenwardy" Ward
# License: MIT
# Source: https://github.com/rubenwardy/python_phpbb_parser
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import urllib, socket
from bs4 import *
from urllib.parse import urljoin
from datetime import datetime
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import urllib.request
import os.path
import time, re
def urlEncodeNonAscii(b):
return re.sub('[\x80-\xFF]', lambda c: '%%%02x' % ord(c.group(0)), b)
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class Profile:
def __init__(self, username):
self.username = username
self.signature = ""
self.avatar = None
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self.properties = {}
def set(self, key, value):
self.properties[key] = value
def get(self, key):
return self.properties[key] if key in self.properties else None
def __str__(self):
return self.username + "\n" + str(self.signature) + "\n" + str(self.properties)
def __extract_properties(profile, soup):
el = soup.find(id="viewprofile")
if el is None:
return None
res1 = el.find_all("dl")
imgs = res1[0].find_all("img")
if len(imgs) == 1:
profile.avatar = imgs[0]["src"]
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res = el.find_all("dl", class_ = "left-box details")
if len(res) != 1:
return None
catch_next_key = None
# Look through
for element in res[0].children:
if element.name == "dt":
if catch_next_key is None:
catch_next_key = element.text.lower()[:-1].strip()
else:
print("Unexpected dt!")
elif element.name == "dd":
if catch_next_key is None:
print("Unexpected dd!")
else:
if catch_next_key != "groups":
profile.set(catch_next_key, element.text)
catch_next_key = None
elif element and element.name is not None:
print("Unexpected other")
def __extract_signature(soup):
res = soup.find_all("div", class_="signature")
if (len(res) != 1):
return None
else:
return res[0]
def getProfile(url, username):
url = url + "/memberlist.php?mode=viewprofile&un=" + urlEncodeNonAscii(username)
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contents = urllib.request.urlopen(url).read().decode("utf-8")
soup = BeautifulSoup(contents, "lxml")
if soup is None:
return None
else:
profile = Profile(username)
profile.signature = __extract_signature(soup)
__extract_properties(profile, soup)
return profile
regex_id = re.compile(r"^.*t=([0-9]+).*$")
def parseForumListPage(id, page, out, extra=None):
num_per_page = 30
start = page*num_per_page+1
print(" - Fetching page {} (topics {}-{})".format(page, start, start+num_per_page))
url = "https://forum.minetest.net/viewforum.php?f=" + str(id) + "&start=" + str(start)
r = urllib.request.urlopen(url).read().decode("utf-8")
soup = BeautifulSoup(r, "html.parser")
for row in soup.find_all("li", class_="row"):
classes = row.get("class")
if "sticky" in classes or "announce" in classes or "global-announce" in classes:
continue
topic = row.find("dl")
# Link info
link = topic.find(class_="topictitle")
id = regex_id.match(link.get("href")).group(1)
title = link.find(text=True)
# Date
left = topic.find("dt")
date = left.get_text().split("»")[1].strip()
date = datetime.strptime(date, "%a %b %d, %Y %H:%M")
author = left.find_all("a")[-1].get_text().strip()
# Get counts
posts = topic.find(class_="posts").find(text=True)
views = topic.find(class_="views").find(text=True)
if id in out:
print(" - got {} again, title: {}".format(id, title))
assert title == out[id]['title']
return False
row = {
"id" : id,
"title" : title,
"author": author,
"posts" : posts,
"views" : views,
"date" : date
}
if extra is not None:
for key, value in extra.items():
row[key] = value
out[id] = row
return True
def getTopicsFromForum(id, out={}, extra=None):
print("Fetching all topics from forum {}".format(id))
page = 0
while parseForumListPage(id, page, out, extra):
page = page + 1
return out
def dumpTitlesToFile(topics, path):
with open(path, "w") as out_file:
for topic in topics.values():
out_file.write(topic["title"] + "\n")