def test_logging(self):
logger = get_logger(LoggingSection.TEST, __name__)
logger.debug("Logging some debug info.")
logger.info("Logging some info.")
logger.warning("Logging a warning.")
logger.critical("Logging a critical error.")
print 'Logging tests passed'
# stdlib imports
from django.shortcuts import render
from springpython.context import ApplicationContext
from django.http import HttpResponseRedirect
# project imports
from HTResearch.DataModel.enums import AccountType
from HTResearch.Utilities.context import DAOContext
from HTResearch.Utilities.logutil import LoggingSection, get_logger
from HTResearch.WebClient.WebClient.views.shared_views import not_found
from HTResearch.WebClient.WebClient.views.shared_views import unauthorized
from HTResearch.WebClient.WebClient.models import EditContactForm
#region Globals
logger = get_logger(LoggingSection.CLIENT, __name__)
ctx = ApplicationContext(DAOContext())
#endregion
def contact_profile(request, id):
"""
Sends a request to the Contact Profile page and retrieves Contact information for the profile.
Arguments:
id (string): The id of the contact.
Returns:
A rendered page of the Contact Profile.
"""
user_id = request.session['user_id'] if 'user_id' in request.session else None
account_type = request.session['account_type'] if 'account_type' in request.session else None
from scrapy.exceptions import DropItem
from HTResearch.DataAccess.dao import *
from HTResearch.Utilities.converter import *
from HTResearch.URLFrontier.urlfrontier import URLFrontier
from HTResearch.Utilities.logutil import LoggingSection, get_logger
logger = get_logger(LoggingSection.CRAWLER, __name__)
class ItemSwitch(object):
"""Redirect Items to Appropriate Pipeline Handler"""
def __init__(self):
self.frontier = URLFrontier()
self.contact_dao = ContactDAO()
self.org_dao = OrganizationDAO()
self.pub_dao = PublicationDAO()
self.url_dao = URLMetadataDAO()
def process_item(self, item, spider):
"""Consumes item from spider and passes to correct handler asynchronously"""
item_class = item.__class__.__name__
# switch to handle item based on class type
if item_class == "ScrapedUrl":
# Create DAO for URL with empty fields
# Pass it to URLFrontier, which will add it iff it is new
self._store_url(item)
elif item_class == "ScrapedContact":
from datetime import datetime
from mongoengine import Q
from mongoengine.fields import StringField
import re
# project imports
from HTResearch.DataAccess.dto import *
from HTResearch.DataAccess.connection import DBConnection
from HTResearch.DataModel.enums import OrgTypesEnum
from HTResearch.Utilities.geocoder import geocode
from HTResearch.Utilities.url_tools import UrlUtility
from HTResearch.Utilities.logutil import LoggingSection, get_logger
from HTResearch.Utilities import decorators
#region Globals
logger = get_logger(LoggingSection.CLIENT, __name__)
#endregion
class DAO(object):
"""
A generic DAO class that may be subclassed by DAOs for operations on
specific documents.
Attributes:
conn (DBConnection): The database connection class to use.
"""
def __init__(self):
self.conn = DBConnection
from scrapy.exceptions import DropItem
from HTResearch.DataAccess.dao import *
from HTResearch.Utilities.converter import *
from HTResearch.URLFrontier.urlfrontier import URLFrontier
from HTResearch.Utilities.logutil import LoggingSection, get_logger
logger = get_logger(LoggingSection.CRAWLER, __name__)
class ItemSwitch(object):
"""Redirect Items to Appropriate Pipeline Handler"""
def __init__(self):
self.frontier = URLFrontier()
self.contact_dao = ContactDAO()
self.org_dao = OrganizationDAO()
self.pub_dao = PublicationDAO()
self.url_dao = URLMetadataDAO()
def process_item(self, item, spider):
"""Consumes item from spider and passes to correct handler asynchronously"""
item_class = item.__class__.__name__
# switch to handle item based on class type
if item_class == "ScrapedUrl":
# Create DAO for URL with empty fields
# Pass it to URLFrontier, which will add it iff it is new
self._store_url(item)
elif item_class == "ScrapedContact":
self._store_contact(item)
elif item_class == "ScrapedOrganization":
#
# stdlib imports
import hashlib
from multiprocessing import Queue, Process, Condition, RLock
from Queue import Empty, Full
# project imports
from HTResearch.DataAccess.dto import URLMetadataDTO
from HTResearch.DataModel.model import URLMetadata
from HTResearch.Utilities.converter import DTOConverter
from HTResearch.Utilities.types import Singleton
from HTResearch.Utilities.logutil import LoggingSection, get_logger
#region Globals
logger = get_logger(LoggingSection.FRONTIER, __name__)
#endregion
class CacheJobs():
"""An enum-like class for the different cache-related jobs."""
Fill, Empty = range(2)
class URLFrontierRules:
"""A class for the different information associated with different caching rules."""
def __init__(self, required_domains=[], blocked_domains=[], sort_list=["last_visited"]):
self._required_domains = required_domains
self._blocked_domains = blocked_domains
self._sort_list = sort_list
self._checksum = self._generate_checksum()
#
# connection.py
# A module for wrapping MongoDB connection details.
#
# stdlib imports
from mongoengine.connection import connect, disconnect, get_connection
# project imports
from HTResearch.Utilities.config import get_config_value
from HTResearch.Utilities.logutil import LoggingSection, get_logger
#region Globals
logger = get_logger(LoggingSection.DATA, __name__)
#endregion
class DBConnection(object):
"""A class that encapsulates the MongoDB connection."""
def __init__(self):
try:
host = get_config_value("MONGO", "host")
port = int(get_config_value("MONGO", "port"))
name = get_config_value("MONGO", "name")
disconnect()
connect(db=name, host=host, port=port)
self.conn = get_connection()
except:
logger.error('Connection to MongoDB could not be established.')
# _,----' _______________________ `----._
# ,-' __,---' ___________________ `---.__ `-.
# ,-' ,-' __,---' _______________ `---.__ `-. `-.
# ,' ,-' ,-' __,---' `---.__ `-. `-. `.
# / ,' ,-' ,-' `-. `-. `. \
# / ,' ,' ,--' "'There exist limitless `--. `. `. \
# | / ,' ,' opportunities in every industry. `. `. \ |
# ,--. ,--. Where there is an open mind, _______
#( ` " ') there will always be a frontier.' (_______)
# >- . -< -Charles Kettering" / \
#( , .) ( G O L D )
# `--'^`--' -Paul Poulsen \_______/
# /_\
logger = get_logger(LoggingSection.CRAWLER, 'app.py')
logger.info("Starting a web crawl")
ctx = ApplicationContext(URLFrontierContext())
frontier = ctx.get_object("URLFrontier")
frontier.start_cache_process()
spider = OrgSpider()
query = 'human trafficking'
#spider.start_urls = ['http://scholar.google.com/scholar?q=' + query + '&hl=en']
settings = get_project_settings()
crawler = Crawler(settings)
crawler.configure()
crawler.crawl(spider)
crawler.start()
log.start()
reactor.run()
from sgmllib import SGMLParseError
from datetime import datetime
from scrapy.contrib.linkextractors.sgml import SgmlLinkExtractor
from ..items import ScrapedUrl
from HTResearch.DataModel.model import PageRankInfo, PageRankVector, UrlCountPair
from HTResearch.Utilities.url_tools import UrlUtility
from HTResearch.Utilities.logutil import get_logger, LoggingSection
_linkscraper_logger = get_logger(LoggingSection.CRAWLER, __name__)
class LinkScraper:
"""A scraper to find all URLs in a page """
def __init__(self):
self._link_extractor = SgmlLinkExtractor()
def parse(self, response):
"""Scrape a spider's HttpRequest.Response for links"""
# sanity check
if self._link_extractor is None:
self._link_extractor = SgmlLinkExtractor()
# use scrapy SgmlLinkExtractor to extract links
try:
links = self._link_extractor.extract_links(response)
from sgmllib import SGMLParseError
from datetime import datetime
from scrapy.contrib.linkextractors.sgml import SgmlLinkExtractor
from ..items import ScrapedUrl
from HTResearch.DataModel.model import PageRankInfo, PageRankVector, UrlCountPair
from HTResearch.Utilities.url_tools import UrlUtility
from HTResearch.Utilities.logutil import get_logger, LoggingSection
_linkscraper_logger = get_logger(LoggingSection.CRAWLER, __name__)
class LinkScraper:
"""A scraper to find all URLs in a page """
def __init__(self):
self._link_extractor = SgmlLinkExtractor()
def parse(self, response):
"""Scrape a spider's HttpRequest.Response for links"""
# sanity check
if self._link_extractor is None:
self._link_extractor = SgmlLinkExtractor()
# use scrapy SgmlLinkExtractor to extract links
try:
links = self._link_extractor.extract_links(response)
except SGMLParseError as e:
# Page was poorly formatted, oh well
#
# connection.py
# A module for wrapping MongoDB connection details.
#
# stdlib imports
from mongoengine.connection import connect, disconnect, get_connection
# project imports
from HTResearch.Utilities.config import get_config_value
from HTResearch.Utilities.logutil import LoggingSection, get_logger
#region Globals
logger = get_logger(LoggingSection.DATA, __name__)
#endregion
class DBConnection(object):
"""A class that encapsulates the MongoDB connection."""
def __init__(self):
try:
host = get_config_value("MONGO", "host")
port = int(get_config_value("MONGO", "port"))
name = get_config_value("MONGO", "name")
disconnect()
connect(db=name, host=host, port=port)
self.conn = get_connection()
except:
logger.error('Connection to MongoDB could not be established.')
def __enter__(self):
