khangtran
/
dark_web_forums

__author__ = 'DarkWeb'
# Here, we are importing the auxiliary functions to clean or convert datafrom Forums.Utilities.utilities import *
# Here, we are importing BeautifulSoup to search through the HTML treefrom bs4 import BeautifulSoup

# This is the method to parse the Description Pages (one page to each topic in the Listing Pages)#parses description pages, so takes html pages of description pages using soup object, and parses it for info it needs#stores info it needs in different lists, these lists are returned after being organized#@param: soup object looking at html page of description page#return: 'row' that contains a variety of lists that each hold info on the description pagedef bestcardingworld_description_parser(soup):
    # Fields to be parsed
    topic = "-1"           # 0 topic name    user = []              # 1 all users of each post    addDate = []           # 2 all dated of each post    feedback = []          # 3 all feedbacks of each user (this was found in just one Forum and with a number format)    status = []            # 4 all user's authority in each post such as (adm, member, dangerous)    reputation = []        # 5 all users's karma in each post (usually found as a number)    sign = []              # 6 all user's signature in each post (usually a standard message after the content of the post)    post = []              # 7 all messages of each post    interest = []          # 8 all user's interest in each post
    # Finding the topic (should be just one coming from the Listing Page)
    li = soup.find("h2", {"class": "topic-title"})    topic = li.text    topic = topic.replace(",","")    topic = topic.replace("\n","")    topic = cleanString(topic.strip())
    # 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"})
    posts = soup.findAll('div', {"class": "post has-profile bg2"}) + \            soup.findAll('div', {"class": "post has-profile bg1"})
    # For each message (post), get all the fields we are interested to:
    for ipost in posts:
        # Finding a first level of the HTML page
        #post_wrapper = ipost.find('div', {"class": "post_wrapper"}).find('div', {"class": "poster"})        post_wrapper = ipost.find('a', {"class": "username-coloured"})        # Finding the author (user) of the post
        #author = post_wrapper.find('h4')        author = post_wrapper.text.strip()        user.append(cleanString(author)) # Remember to clean the problematic characters
        # Finding the status of the author
        smalltext = ipost.find('dl', {"class": "postprofile"})
        # Testing here two possibilities to find this status and combine them
        # BestCarding does not have membergroup and postgroup        membergroup = smalltext.find('li', {"class": "membergroup"})        postgroup = smalltext.find('li', {"class": "postgroup"})        if membergroup != None:           membergroup = membergroup.text.strip()           if postgroup != None:              postgroup = postgroup.text.strip()              membergroup = membergroup + " - " + postgroup        else:           if postgroup != None:              membergroup = postgroup.text.strip()           else:              membergroup = "-1"        status.append(cleanString(membergroup))
        # Finding the interest of the author        # BestCarding does not have blurb        blurb = smalltext.find('li', {"class": "blurb"})        if blurb != None:           blurb = blurb.text.strip()        else:           blurb = "-1"        interest.append(cleanString(blurb))
        # Finding the reputation of the user        # BestCarding does not have karma        karma = smalltext.find('li', {"class": "karma"})        if karma != None:            karma = karma.text            karma = karma.replace("Community Rating: ","")            karma = karma.replace("Karma: ","")            karma = karma.strip()        else:            karma = "-1"        reputation.append(cleanString(karma))
        # Getting here another good tag to find the post date, post content and users' signature
        postarea = ipost.find('div', {"class": "inner"})
        dt = ipost.find('p', {"class": "author"}).text.split('»')[1]        #dt = dt.strip().split()        dt = dt.strip()        date_time_obj = datetime.strptime(dt, '%a %b %d, %Y %I:%M %p')        stime = date_time_obj.strftime('%a %b %d, %Y')        sdate = date_time_obj.strftime('%I:%M %p')        addDate.append(date_time_obj)        # Finding the date of the post        # date_time_obj = datetime.strptime(dt, '%a %b %d, %Y %I:%M %p')        # smalltext = postarea.find('div', {"class": "flow_hidden"}).find('div', {"class": "keyinfo"})\        #     .find('div', {"class": "smalltext"})        # sdatetime = smalltext.text        # sdatetime = sdatetime.replace(u"\xab","") # Removing unnecessary characters        # sdatetime = sdatetime.replace(u"\xbb","") # Removing unnecessary characters        # sdatetime = sdatetime.split("on: ")       # Removing unnecessary characters        # sdatetime = sdatetime[1].strip()        # stime = sdatetime[:-12:-1]                # Finding the time of the post        # stime = stime[::-1]        # sdate = sdatetime.replace(stime,"")       # Finding the date of the post        # sdate = sdate.replace(",","")        # sdate = sdate.strip()

        # Covert the date of the post that can be informed as: "12 February 2016", "today", "yesterday". We need        # a date format here as "mm/dd/yyyy"
        #addDate.append(convertDate(sdate,"english", crawlerDate) + " " + stime)
        # Finding the post
        inner = postarea.find('div', {"class": "content"})        inner = inner.text.strip()        post.append(cleanString(inner))
        # Finding the users's signature
        #signature = ipost.find('div', {"class": "post_wrapper"}).find('div', {"class": "moderatorbar"}).find('div', {"class": "signature"})        signature = ipost.find('div', {"class": "post_wrapper"})        if signature != None:           signature = signature.text.strip()        else:           signature = "-1"        sign.append(cleanString(signature))
        # 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, post, user, addDate, feedback, status, reputation, sign, interest)
    # Sending the results
    return row

# This is the method to parse the Listing Pages (one page with many posts)#parses listing pages, so takes html pages of listing pages using soup object, and parses it for info it needs#stores info it needs in different lists, these lists are returned after being organized#@param: soup object looking at html page of listing page#return: 'row' that contains a variety of lists that each hold info on the listing pagedef bestcardingworld_listing_parser(soup):
    nm = 0              # this variable should receive the number of topics    topic = []          # 1 all topics    board = "-1"        # 2 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)    view = []           # 3 number of views of each topic    post = []           # 4 number of posts of each topic    user = []           # 5 all users of each topic    addDate = []        # 6 when the topic was created (difficult to find)    href = []           # 16 this variable should receive all cleaned urls (we will use this to do the marge between Listing and Description pages)
    # Finding the board (should be just one)
    parents = soup.find('ul', {"class": "linklist navlinks"}).findAll('a')    board = parents[1].text + u"->" + parents[2].text    board = board.replace(u"\xbb","")    board = cleanString(board.strip())
    # Finding the repeated tag that corresponds to the listing of topics
    itopics = soup.find('ul', {"class": "topiclist topics"}).findAll('div',{"class": "list-inner"})    replies = soup.find('ul', {"class": "topiclist topics"}).findAll('dd',{"class": "posts"})    views = soup.find('ul', {"class": "topiclist topics"}).findAll('dd',{"class": "views"})    index = 0    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

        # tds = itopic.findAll('td', {"class": "subject stickybg2"})        #        # if len(tds) > 0:        #    tag.append("strong")        #    tag.append("subject stickybg2")        #    tag.append("stats stickybg")        # else:        #    tds = itopic.findAll('td', {"class": "subject windowbg2"})        #    if len(tds) > 0:        #       tag.append("span")        #       tag.append("subject windowbg2")        #       tag.append("stats windowbg")
        # Adding the topic to the topic list
        topics = itopic.find('a', {"class": "topictitle"}).text        topic.append(cleanString(topics))
        # Counting how many topics we have found so far
        nm = len(topic)
        # Adding the url to the list of urls        link = itopic.find('a', {"class": "topictitle"}).get('href')        link = cleanLink(link)        href.append(link)
        # Finding the author of the topic        ps = itopic.find('div', {"class":"responsive-hide"}).find('a', {"class": "username-coloured"}).text        author = ps.strip()        user.append(cleanString(author))
        # Finding the number of replies        posts = replies[index].text.split()[0]        posts = posts.strip()        post.append(cleanString(posts))
        # Finding the number of Views        tview = views[index].text.split()[0]        tview = tview.strip()        view.append(cleanString(tview))
        # If no information about when the topic was added, just assign "-1" to the variable        #CryptBB doesn't show when topic was first posted on listing page        dt = itopic.find('div', {"class": "responsive-hide"}).text.split('»')[1]        dt = dt.strip()        date_time_obj = datetime.strptime(dt,'%a %b %d, %Y %I:%M %p')        addDate.append(date_time_obj)        #addDate.append("-1")


        index += 1    return organizeTopics("BestCardingWorld", nm, topic, board, view, post, user, addDate, href)

#called by the crawler to get description links on a listing page#@param: beautifulsoup object that is using the correct html page (listing page)#return: list of description links from a listing pagedef bestcardingworld_links_parser(soup):
    # Returning all links that should be visited by the Crawler
    href = []
    listing = soup.find('div', {"class": "forumbg"}).find('ul', {"class": "topiclist topics"}).findAll('li', {"class": "row bg1"}) + \              soup.find('div', {"class": "forumbg"}).find('ul', {"class": "topiclist topics"}).findAll('li', {"class": "row bg2"})
    for a in listing:        bae = a.find('a', {"class": "topictitle"}, href=True)        link = bae['href']        href.append(link)
    return href