this is based on calsyslab project
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 

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__author__ = 'DarkWeb'
# Here, we are importing the auxiliary functions to clean or convert data
import datetime
from Forums.Utilities.utilities import *
from datetime import date
from datetime import timedelta
import re
import traceback
# Here, we are importing BeautifulSoup to search through the HTML tree
from bs4 import BeautifulSoup
# This is the method to parse the Description Pages (one page to each topic in the Listing Pages)
def dread_description_parser(soup):
# Fields to be parsed
topic = "-1" # 0 *topic name
user = [] # 1 *all users of each post
status = [] # 2 all user's authority in each post such as (adm, member, dangerous)
reputation = [] # 3 all user's karma in each post (usually found as a number)
interest = [] # 4 all user's interest in each post
sign = [] # 5 all user's signature in each post (usually a standard message after the content of the post)
post = [] # 6 all messages of each post
feedback = [] # 7 all feedbacks of each vendor (this was found in just one Forum and with a number format)
addDate = [] # 8 all dates of each post
# Finding the topic (should be just one coming from the Listing Page)
container = soup.find('div', {"class": "content"})
li = container.find("a", {"class": "title"})
if li == None:
return None
topic = li.text
topic = topic.replace(u'\xa0', ' ')
topic = topic.replace(",","")
topic = topic.replace("\n","")
topic = cleanString(topic.strip())
# print(topic)
# Finding the repeated tag that corresponds to the listing of posts
# posts = soup.find("form", {"name": "quickModForm"}).findAll('div', {"class": "windowbg"}) + \
# soup.find("form", {"name": "quickModForm"}).findAll('div', {"class": "windowbg2"})
# putting the initial post data since it is separated from comments
# author name
init_post = container.find('div', {"class": "item"})
author = init_post.find('div', {"class": "author"}).select_one('a[href^="/u/"]').text
flair = init_post.find('div', {"class": "author"}).find("span", {"class": "flair"})
try:
flair = flair.text.strip()
author = author.replace(flair, '')
except:
pass
author = author.strip()
user.append(cleanString(author))
# status
flair = init_post.find("span", {"class": "flair"})
if flair != None:
flair = flair.text.strip()
else:
flair = "-1"
status.append(cleanString(flair))
# no blurb
interest.append(-1)
# points for post
karma = init_post.find("div", {"class": "voteCount"})
if karma != None:
karma = karma.text
karma = karma.replace("points", "")
karma = karma.replace(":", "")
karma = karma.strip()
else:
karma = "-1"
reputation.append(cleanString(karma))
# date
spans = init_post.find('div', {"class": "author"}).find('span', recursive=False)
dt = spans['title']
month = find_month(dt)
split_text = dt.split()
day = int(re.search(r'\d+', split_text[0]).group())
year = int(split_text[2])
hm = re.findall(r'\d+', split_text[-1])
hm[0] = int(hm[0])
hm[1] = int(hm[1])
date_time_obj = datetime(year, month, day, hour=hm[0], minute=hm[1])
addDate.append(date_time_obj)
# content
inner = init_post.find("div", {"class": "postContent"})
inner = inner.text.strip()
post.append(cleanString(inner))
# no signature
sign.append(-1)
# no feedback
feedback.append(-1)
comments = soup.find('div', {"class": "postComments"})
if comments == None:
row = (topic, post, user, addDate, feedback, status, reputation, sign, interest)
return row
else:
comments = soup.find('div', {"class": "postComments"}).find_all('div', "comment")
# print(len(posts))
# For each message (post), get all the fields we are interested to:
for ipost in comments:
# Finding a first level of the HTML page
# post_wrapper = ipost.find('div', {"class": "post_wrapper"}).find('div', {"class": "poster"})
cc = ipost.find('div', {"class": "commentContent"})
post_wrapper = cc.find('a', {"class": "username"}).text
flair = cc.find("span", {"class": "flair"})
try:
flair = flair.text.strip()
post_wrapper = post_wrapper.replace(flair, '')
except:
pass
author = post_wrapper.strip()
user.append(cleanString(author))
# Finding the status of the author
# Dread does not have membergroup and postgroup, but it has flair, similar enough
postgroup = None
if flair != None:
if postgroup != None:
postgroup = postgroup.text.strip()
flair = flair + " - " + postgroup
else:
if postgroup != None:
flair = postgroup.text.strip()
else:
flair = "-1"
status.append(cleanString(flair))
# print("status " + cleanString(membergroup))
# Finding the interest of the author
# Dread does not have blurb
interest.append(-1)
# Finding the reputation of the user
# Dread doesn't have reputation per user, but instead each post has its own point system
karma = cc.find('div', {"class": "votes"})
if karma != None:
karma = karma.text
karma = karma.replace("points","")
karma = karma.replace(":", "")
karma = karma.strip()
else:
karma = "-1"
reputation.append(cleanString(karma))
# print("karma " + cleanString(karma))
# Getting here another good tag to find the post date, post content and users' signature
postarea = ipost.find('div', {"class": "timestamp"}).find('span', recursive=False)
dt = postarea['title']
month = find_month(dt)
split_text = dt.split()
day = int(re.search(r'\d+', split_text[0]).group())
year = int(split_text[2])
hm = re.findall(r'\d+', split_text[-1])
hm[0] = int(hm[0])
hm[1] = int(hm[1])
date_time_obj = datetime(year, month, day, hour=hm[0], minute=hm[1])
addDate.append(date_time_obj)
# Finding the post
inner = ipost.find('div', {"class": "commentBody"})
inner = inner.text.strip()
# print(inner)
post.append(cleanString(inner))
# No signature for Dread
sign.append(-1)
# As no information about users's feedback was found, just assign "-1" to the variable
feedback.append("-1")
# Populate the final variable (this should be a list with all fields scraped)
row = (topic, user, status, reputation, interest, sign, post, feedback, addDate)
# Sending the results
return row
# This is the method to parse the Listing Pages (one page with many posts)
def dread_listing_parser(soup):
nm = 0 # *this variable should receive the number of topics
forum = "Dread" # 0 *forum name
board = "-1" # 1 *board name (the previous level of the topic in the Forum categorization tree.
# For instance: Security/Malware/Tools to hack Facebook. The board here should be Malware)
author = [] # 2 *all authors of each topic
topic = [] # 3 *all topics
views = [] # 4 number of views of each topic
posts = [] # 5 number of posts of each topic
href = [] # 6 this variable should receive all cleaned urls (we will use this to do the marge between
# Listing and Description pages)
addDate = [] # 7 when the topic was created (difficult to find)
# Finding the board (should be just one)
board = soup.find('a', {"class": "banner-top"}).text
board = cleanString(board.strip())
# Finding the repeated tag that corresponds to the listing of topics
itopics = soup.find("div", {"class": "postBoard"}).find_all("div", {"class": "item"}, recursive=False)
for itopic in itopics:
# For each topic found, the structure to get the rest of the information can be of two types. Testing all of them
# to don't miss any topic
# Adding the topic to the topic list
topic_title = itopic.find("a", {"class": "title"})
title_flair = topic_title.find('span', {"class": "flair"})
topics = topic_title.text
try:
title_flair = title_flair.text.strip()
topics = topics.replace(title_flair, '')
except:
pass
topics = topics.replace(u'\xa0', ' ')
topics = topics.replace(",", "")
topics = topics.replace("\n", "")
topic.append(cleanString(topics.strip()))
# Counting how many topics we have found so far
nm = len(topic)
# Adding the url to the list of urls
link = topic_title['href']
link = cleanLink(link)
href.append(link)
# Finding the author of the topic
ps = itopic.find('div', {"class": "author"})
post_wrapper = ps.select_one('a[href^="/u/"]').text
flair = ps.find("span", {"class": "flair"})
try:
flair = flair.text.strip()
post_wrapper = post_wrapper.replace(flair, '')
except:
pass
user = post_wrapper.strip()
author.append(cleanString(user))
# Finding the number of replies
meta = itopic.find("div", {"class": "postMain"})
post = meta.find("a").text
post = post.replace("comments", '').strip()
posts.append(cleanString(post))
# Finding the number of Views - not shown in Dread
views.append("-1")
# If no information about when the topic was added, just assign "-1" to the variable
spans = itopic.find('div', {"class": "author"}).find('span', recursive=False)
dt = spans['title']
month = find_month(dt)
split_text = dt.split()
day = int(re.search(r'\d+', split_text[0]).group())
year = int(split_text[2])
hm = re.findall(r'\d+', split_text[-1])
hm[0] = int(hm[0])
hm[1] = int(hm[1])
date_time_obj = datetime(year, month, day, hour=hm[0], minute=hm[1])
addDate.append(date_time_obj)
return organizeTopics(forum, nm, board, author, topic, views, posts, href, addDate)
def dread_links_parser(soup):
# Returning all links that should be visited by the Crawler
href = []
#print(soup.find('table', {"class": "tborder clear"}).find(
# 'tbody').find_all('tr', {"class": "inline_row"}))
listing = soup.find("div", {"class": "postBoard"}).find_all("div",{"class": "item"}, recursive=False)
for a in listing:
link = a.find("a", {"class": "title"})
link = link['href']
href.append(link)
return href
def find_month(s):
if 'January' in s:
return 1
elif 'February' in s:
return 2
elif 'March' in s:
return 3
elif 'April' in s:
return 4
elif 'May' in s:
return 5
elif 'June' in s:
return 6
elif 'July' in s:
return 7
elif 'August' in s:
return 8
elif 'September' in s:
return 9
elif 'October' in s:
return 10
elif 'November' in s:
return 11
elif 'December' in s:
return 12