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test.py
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test.py
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from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.firefox.options import Options, DesiredCapabilities
import requests
from reppy.robots import Robots
import hashlib
from lxml import etree
import base64
from models import Site, Page, Image, PageData, PageType, DataType, Link
import datetime
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import create_engine, MetaData, Column, ForeignKey
from sqlalchemy.orm import sessionmaker, relationship, query
import json
from urllib.parse import urljoin, urlparse
def search(driver):
driver.get("http://www.python.org")
assert "Python" in driver.title
elem = driver.find_element_by_name("q") # search on page, send another request
elem.clear()
elem.send_keys("pycon") # input
elem.send_keys(Keys.RETURN) # enter
print(driver.page_source)
driver.close()
def robots_txt():
robots = Robots.fetch('http://www.e-prostor.gov.si/robots.txt')
print(robots)
print(robots.allowed('http://www.e-prostor.gov.si/nc/', '*'))
print(robots.allowed('http://www.e-prostor.gov.si/fileadmin/global/', '*'))
print('Crawl-delay: ', robots.agent('*').delay)
print(robots.sitemaps)
print(robots.agent('my-user-agent').delay)
robots = Robots.fetch('http://www.e-prostor.gov.si/robots.txt')
print(robots)
lst = list(robots.sitemaps)
r = requests.get(lst[0])
root = etree.fromstring(r.content)
for sitemap in root:
children = sitemap.getchildren()
print(children[0].text)
def hash_function():
a = "<html></html>"
b = bytes("<html></html>", 'utf-8')
m = hashlib.md5()
m.update(b)
hashed = m.digest()
print(hashed)
def domain():
import re
r = re.compile(r"https?://(www\.)?")
url = 'https://google.com/images'
root_url = '{}://{}'.format(urlparse(url).scheme,
urlparse(url).netloc)
domain = r.sub('', root_url).strip().strip('/')
print(domain)
def filesize(url):
file_base64 = base64.b64encode(requests.get(url).content)
print((len(file_base64) * 3) / 4)
def firefox_setup():
options = Options()
options.add_argument("--headless")
driver = webdriver.Firefox(options=options)
driver.get("https://evem.gov.si")
print(driver.page_source)
driver.save_screenshot('data/firefox.png')
driver.close()
def chrome_setup():
options = webdriver.ChromeOptions()
options.add_argument("headless")
d = DesiredCapabilities.CHROME
d['loggingPrefs'] = {'performance': 'ALL'}
options.add_experimental_option("prefs", {"profile.default_content_settings.cookies": 2}) # disable cookies
driver = webdriver.Chrome(options=options, desired_capabilities=d)
driver.get("https://evem.gov.si")
print(driver.page_source)
performance_log = driver.get_log('performance')
#print(str(performance_log).strip('[]'))
for entry in driver.get_log('performance'):
print(entry)
driver.save_screenshot('data/chrome.png')
driver.close()
def phantomjs_setup():
driver = webdriver.PhantomJS()
driver.get("https://evem.gov.si")
print(driver.page_source)
driver.save_screenshot('data/phantom.png')
status_code = json.loads(driver.get_log('har')[0]['message'])['log']['entries'][0]['response']['status']
#print(status_code)
driver.close()
def insert_all(s):
site = Site(
domain='evem.gov.si',
robots_content='Allow: /',
sitemap_content='<html><p>hello</p></html>'
)
s.add(site)
s.commit()
site_id = site.id
now = datetime.datetime.now().date()
b = bytes("<html></html>", 'utf-8')
m = hashlib.md5()
m.update(b)
hashed = m.digest()
page = Page(
site_id=site_id,
page_type_code='HTML',
url='https://www.rtvslo.si', # UNIQUE
html_content='<div>Hello</div>',
http_status_code=200,
accessed_time=now,
hash=hashed
)
s.add(page)
s.commit()
page_id = page.id
with open('data/chrome.png', "rb") as image_file:
encoded = base64.b64encode(image_file.read())
image = Image(
page_id=page_id,
filename='image.jpeg',
content_type='JPEG',
data=encoded,
accessed_time=now
)
s.add(image)
s.commit()
page_data = PageData(
page_id=page_id,
data_type_code='PDF',
data=encoded
)
s.add(page_data)
s.commit()
link = Link(
from_page=page_id,
to_page=page_id
)
s.add(link)
s.commit()
def delete_all(s):
s.query(Image).delete()
s.commit()
s.query(Link).delete()
s.commit()
s.query(PageData).delete()
s.commit()
s.query(Page).delete()
s.commit()
s.query(Site).delete()
s.commit()
def select_all(s):
stmt = s.query(Page)
pages = stmt.all()
if len(pages) > 0:
hashes = [pages.hash for pages in pages]
print(hashes)
print(hashes[0] == hashes[1])
def uniqueness(s):
stmt = s.query(Site).filter(Site.domain == 'evem.gov.si')
site = stmt.first()
if site is not None:
site_id = site.id
print(site_id)
now = datetime.datetime.now().date()
b = bytes("<div></div>", 'utf-8')
m = hashlib.md5()
m.update(b)
hashed = m.digest()
page = Page(
site_id=site_id,
page_type_code='HTML',
url='https://www.najdi.si', # UNIQUE
html_content='<div>Goodbye</div>',
http_status_code=200,
accessed_time=now,
hash=hashed
)
try:
s.add(page)
s.commit()
except Exception as e:
print(e)
# MAIN
# java -jar selenium-server-standalone-3.141.59.jar
#firefox_setup()
#chrome_setup()
#phantomjs_setup()
meta = MetaData(schema="crawldb")
Base = declarative_base(metadata=meta)
DATABASE_URI = 'postgres+psycopg2://postgres:rokzidarn@localhost:5432/crawldb'
engine = create_engine(DATABASE_URI)
Base.metadata.create_all(engine)
Session = sessionmaker(bind=engine)
s = Session()
s.close()