def __init__(self, reddit_data, save_path, num_threads, is_just_json):
super().__init__('root')
self.base_dir = self.norm_path(save_path)
# Do we only want the json files?
self.just_json = is_just_json
# Thread life
self.num_threads = num_threads
self.q = Queue(maxsize=0)
scraper_name = socket.gethostname() # Name of scraper to put in the user agent
self.reddit = RedditData(reddit_data, scraper_name)
self.reddit.login()
# We only need the static files if we are downloading the content as well
if self.just_json is False:
# Create a temp downloads folder
self.download_path = self.create_save_path("temp", "downloads")
# Add static templates to use
self.static = StaticTemplates()
# Create/update static assets
self.gen_static_files()
# Setup external scraper
self.ed = ExternalDownload(self.base_dir, self.download_path, 'root')
# Create failed domain down path
self.failed_domain_file = os.path.join(self.base_dir, 'logs', 'failed_domains.csv')
# Dict of users and subreddits to scrape
self.scrape = {}
# load content into self.scrape
self.load_scrape_config()
# Run parser
self.main()
# Clean up
self.cleanup()
class RedditScraper(GeneralUtils):
def __init__(self, reddit_data, save_path, num_threads, is_just_json):
super().__init__('root')
self.base_dir = self.norm_path(save_path)
# Do we only want the json files?
self.just_json = is_just_json
# Thread life
self.num_threads = num_threads
self.q = Queue(maxsize=0)
scraper_name = socket.gethostname() # Name of scraper to put in the user agent
self.reddit = RedditData(reddit_data, scraper_name)
self.reddit.login()
# We only need the static files if we are downloading the content as well
if self.just_json is False:
# Create a temp downloads folder
self.download_path = self.create_save_path("temp", "downloads")
# Add static templates to use
self.static = StaticTemplates()
# Create/update static assets
self.gen_static_files()
# Setup external scraper
self.ed = ExternalDownload(self.base_dir, self.download_path, 'root')
# Create failed domain down path
self.failed_domain_file = os.path.join(self.base_dir, 'logs', 'failed_domains.csv')
# Dict of users and subreddits to scrape
self.scrape = {}
# load content into self.scrape
self.load_scrape_config()
# Run parser
self.main()
# Clean up
self.cleanup()
def main(self):
###
# Thread processing of each failed post
###
for i in range(self.num_threads):
worker = threading.Thread(target=self.post_worker)
worker.setDaemon(True)
worker.start()
try:
stream = praw.helpers.submission_stream(self.reddit.r, 'all', None, 0)
for item in stream:
self.q.put(item)
self.q.join()
except InterruptedError:
return
def post_worker(self):
"""
Function to be used as the thread worker
"""
try:
while True:
self.parse_post(self.q.get())
self.q.task_done()
except Exception as e:
self.log("Exception in main for posts: " + str(e) + "\n" + str(traceback.format_exc()), level='critical')
def load_scrape_config(self):
"""
Load scrape.ini config file into self.scrape
This will run every n seconds to get any updates to the config in its own thread
"""
# Read scrap config file
scrape_config_file = './configs/scrape.ini'
if not os.path.isfile(scrape_config_file):
self.cprint("\nScrape config file not found: " + scrape_config_file, log=True)
config.read(scrape_config_file)
temp_scrape = {'subreddits': [], 'users': [], 'content': {}}
# Break down the params in the user and subreddit lists
for feed in ['users', 'subreddits']:
for subreddit in config['scrape'][feed].split("\n"):
option = subreddit.lower().split(',')
temp_scrape[feed].append(option[0].strip())
if len(option) > 1:
temp_scrape['content'][option[0].strip()] = option[1].strip().lower()
# Cpoy temp_scrape to self.scrape
self.scrape = temp_scrape.copy()
self.log("Reloaded scape config: " + str(self.scrape['subreddits']), level='debug')
# Check to see if both the subreddit and user lists are blank
# If so exit the script as there is no reason to run
if (len(temp_scrape['users']) == 1 and temp_scrape['users'][0] == '') and (len(temp_scrape['subreddits']) == 1 and temp_scrape['subreddits'][0] == ''):
self.cprint("You have no users or subreddits in ./configs/scrape.ini", log=True)
else:
self.cprint("Searching for posts", log=True)
# Reload again in n seconds
t_reload = threading.Timer(10, self.load_scrape_config)
t_reload.setDaemon(True)
t_reload.start()
def parse_post(self, raw_post):
"""
Process post
"""
post = vars(raw_post)
# Convert objects to strings
if raw_post.author:
post['author'] = raw_post.author.name
else:
post['author'] = '[deleted]'
post['subreddit'] = str(raw_post.subreddit).lower()
# Check if we even want this post
if 'all' not in self.scrape['subreddits']:
if post['subreddit'] not in self.scrape['subreddits'] and \
post['author'].lower() not in self.scrape['subreddits']:
# This is not the post we are looking for, move along
return
# Check if we want only sfw or nsfw content from this subreddit
if 'all' not in self.scrape['content']:
if post['subreddit'] in self.scrape['content']:
if self.scrape['content'][post['subreddit']] == 'nsfw' and post['over_18'] is False:
return
elif self.scrape['content'][post['subreddit']] == 'sfw' and post['over_18'] is True:
return
else:
if self.scrape['content']['all'] == 'nsfw' and post['over_18'] is False:
return
elif self.scrape['content']['all'] == 'sfw' and post['over_18'] is True:
return
# Remove, we do not need this
post.pop('reddit_session')
self.cprint("Checking post: " + post['id'])
created = self.get_datetime(post['created_utc'])
y = str(created.year)
m = str(created.month)
d = str(created.day)
utc_str = str(int(post['created_utc']))
# Check here if we just want the json
# If we do save `post` to json file and move on
if self.just_json:
# Also check if the first 3 letters match
# We already checked if the whole name was in bad_folders
sub = post['subreddit'][0:3]
sub_dir = sub
# Check if first 3 letters of sub name is in bad_folders
if sub in self.bad_folders or post['subreddit'] in self.bad_folders:
sub_dir = sub + "_r_" + sub
# Check if full sub name is in bad_folders
if post['subreddit'] in self.bad_folders:
post['subreddit_original'] = post['subreddit']
post['subreddit'] = sub_dir
# Create .json savepath, filename will be created_utc_id.json
# Create directory 3 letters deep (min length of a subreddit name)
self.log("Saving just json for subreddit: " + post['subreddit'], level='info')
# Make sure the subreddit cannot create the folder `con` (Windows bug)
jjson_save_path = self.create_base_path('subreddits',
post['subreddit'][0:1],
post['subreddit'][0:2],
sub_dir,
post['subreddit'],
y, m, d
)
# Save json data
jjson_save_file = os.path.join(jjson_save_path, utc_str + "_" + post['id'] + ".json")
try:
self.save_file(jjson_save_file, post, content_type='json')
except Exception as e:
self.log("Exception [just_json]: " + post['subreddit'] + "\n" + str(e) + " " + post['id'] + "\n" + str(traceback.format_exc()), level='critical')
# We are done here
return
# Check for bad folder names, only care about authors if we are saving content
if post['author'] in self.bad_folders:
post['author_original'] = post['author']
post['author'] = post['author'] + "_u_" + post['author']
if post['subreddit'] in self.bad_folders:
post['subreddit_original'] = post['subreddit']
post['subreddit'] = post['subreddit'] + "_r_" + post['subreddit']
###
# Used for linking on other pages
###
post['user_web_path'] = self.create_web_path(post['author'], path_type="user")
post['post_web_path'] = self.create_web_path(post['author'], y, m, d, utc_str, path_type="post")
###
# Used to save files/content
###
post['user_save_path'] = self.create_base_path(post['user_web_path'])
post['post_save_path'] = self.create_base_path(post['post_web_path'])
post_json_file = os.path.join(post['post_save_path'], "post.json")
###
# If we already have the post then skip it
###
if os.path.isfile(post_json_file):
return True
###
# If there is no user json file, create new user
###
if not os.path.isfile(post['user_save_path'] + "user.json"):
self.add_new_user(post)
self.cprint("Getting post " + post['id'] + " by: " + post['author'])
###
# Download thumbnail if there is one
###
if len(post['thumbnail']) > 0 and post['thumbnail'].startswith('http'):
post['thumbnail_original'] = post['thumbnail']
download_response = self.ed.download(post['thumbnail_original'], post['user_save_path'])
# If the thumbnail does not download then download_responce would have lenght 0
if len(download_response) > 0:
thumbnail_download = download_response[0]
post['thumbnail'] = self.save_to_web_path(thumbnail_download)
###
# Process post data and download any media needed
###
if post['is_self'] is False:
# Try to save the content
post = self.download_content(post)
###
# Now save post data to json
###
self.save_file(post_json_file, post, content_type='json')
###
# Create post html file
###
self.save_file(os.path.join(post['post_save_path'], "index.html"), self.static.gen_frame('post_viewer'), content_type='html')
url_appends = []
###
# Add post to user urls
###
user_post_base = self.create_base_path('user', post['author'][0], post['author'], 'posts')
url_appends.append(self.create_joined_path(user_post_base, y))
url_appends.append(self.create_joined_path(user_post_base, y, m))
url_appends.append(self.create_joined_path(user_post_base, y, m, d))
###
# Add post to subreddit urls
###
subreddit_post_base = self.create_base_path('subreddit', post['subreddit'][0], post['subreddit'])
url_appends.append(self.create_joined_path(subreddit_post_base, y))
url_appends.append(self.create_joined_path(subreddit_post_base, y, m))
url_appends.append(self.create_joined_path(subreddit_post_base, y, m, d))
###
# Append urls to correct urls.csv files
###
for path in url_appends:
self.append_file(os.path.join(path, 'urls.csv'), post['post_web_path'])
self.check_view_index(path)
# self.log("Added " + post['post_web_path'] + " to " + path, level='debug')
# Done doing things here
return True
def add_new_user(self, post):
"""
Add new user to the system
"""
# self.log("Adding new user: "******"index.html"), self.static.gen_redirect("./posts"), content_type='html')
def check_view_index(self, path):
"""
Check if there is an index.html in each of year, month, and day directories
If not, create one
"""
index_view_file = os.path.join(path, 'index.html')
if not os.path.isfile(index_view_file):
# self.log("Creating view index at: " + index_view_file, level='debug')
self.save_file(index_view_file, self.static.gen_frame('csv_viewer'), content_type='html')
def create_web_path(self, base, *args, path_type=''):
"""
Creates absolute path that will be used on the web server
"""
path = ''
if path_type == 'user' or path_type == 'post':
path = "/user/" + base[0] + "/" + base + "/"
if path_type == 'post':
path += "posts/" + "/".join(args) + "/"
else:
path = "/" + "/".join(args)
return path
def gen_static_files(self):
"""
Every run, create/update the static files
"""
save_path_js = self.create_base_path("assets", "js")
self.copy_file("./static_assets/js/jquery.js", os.path.join(save_path_js, "jquery.js"))
self.copy_file("./static_assets/js/csvToArray.js", os.path.join(save_path_js, "csvToArray.js"))
self.copy_file("./static_assets/js/functions.js", os.path.join(save_path_js, "functions.js"))
save_path_css = self.create_base_path("assets", "css")
self.copy_file("./static_assets/css/styles.css", os.path.join(save_path_css, "styles.css"))
save_path_templates = self.create_base_path("assets", "templates")
self.copy_file("./static_assets/templates/csv_viewer.html", os.path.join(save_path_templates, "csv_viewer.html"))
self.copy_file("./static_assets/templates/post_viewer.html", os.path.join(save_path_templates, "post_viewer.html"))
def cleanup(self):
self.reddit.close()