def read_configuration(self, config):
"""
Azoknal az ertekeknel, ami mindenkeppen specifikus, ott a [] operatort
kell hasznalni, ahol elkepzelheto deafult value, ott a get()-et
- name: Tudjuk, hogy melyik oldalt szedjuk le
- all_job_url: az url cim, ahol az osszes munka listazva van
- all_job_container_html_tag: ha esetleg az oldal kerete valtozna, de
maga az osszes munka nem, akkor ne scrapeljunk foloslegesen
- single_job_html_tag: hogy az oldalon levo munkakon vegig tudjunk
iteralni
- cache: eltaroljuk a legutobbi scrapelt oldal html contentet, hogy
csak akkor szedjuk le uj infot, amikor tenyleg valtozott az oldal
- json: scrapelt adatok, ezek mennek majd tovabb a converternek
"""
config = config['DEFAULT']
self.provider_name = config['ProviderName']
self.base_url = config['BaseUrl']
self.all_job_url = config['AllJobUrl']
self.all_job_container_html_element = \
config['AllJobContainerHtmlElement']
self.all_job_container_html_class = config['AllJobContainerHtmlClass']
self.single_job_html_tag = config['SingleJobHtmlTag']
self.single_job_href_tag = config['SingleJobHrefTag']
self.cache = os.path.join(
get_dynamic_parent_folder(self.__class__),
config.get('Cache', '.cache.html'))
self.json = os.path.join(
get_dynamic_parent_folder(self.__class__),
config.get('JSON', '.scraped_jobs.json'))
self.job_attrs = {}
def __init__(self, config_file_name="scraper.ini"):
config_file = os.path.join(
get_dynamic_parent_folder(self.__class__),
config_file_name)
config = configparser.ConfigParser()
config.read(config_file)
self.read_configuration(config)
def __init__(self, config_file_name="converter.ini"):
self.title = None
self.job_type = None
self.task = None
self.place_of_work = None
self.min_salary = None
self.max_salary = None
self.requirements = None
self.working_hours = None
self.other = None
self.url = None
config_file = os.path.join(
get_dynamic_parent_folder(self.__class__),
config_file_name)
config = configparser.ConfigParser()
config.read(config_file)
self.read_configuration(config)
def download_and_save_current_html(self):
"""
Letolti a base url-en talalhato html-t, majd elmenti.
:return: (elmentett file path, html_content)
"""
url = urljoin(self.base_url, self.all_job_url)
current_html = requests.get(url).text
beatufil_soup = BeautifulSoup(current_html, 'html.parser')
soup = beatufil_soup.find(
self.all_job_container_html_element,
class_=self.all_job_container_html_class
)
file_path = os.path.join(
get_dynamic_parent_folder(self.__class__),'.current.html'
)
with open(file_path, 'w') as f:
f.write(str(soup)
)
return file_path, soup
def cache_outdated(self):
"""
Downloads and compares the current state of the job board, and
compares it to the cache.
:return: True, if cache is outdated
"""
eu = EuDiakokScraper
html = requests.get(eu.base_url).text
soup = BeautifulSoup(html, 'html.parser')
jobs = soup.find("div", id="munkakListaContainer")
current = os.path.join(
get_dynamic_parent_folder(EuDiakokScraper),
".current.html")
with open(current, "w") as f:
f.write(str(jobs))
cache_outdated = True
if os.path.isfile(self.cache):
if filecmp.cmp(current, self.cache):
cache_outdated = False
else:
self.update_cache(str(jobs))
os.remove(current)
return cache_outdated
def cache_outdated(self):
"""
Downloads and compares the current state of the job board, and
compares it to the cache.
:return: True, if cache is outdated
"""
sh = self.__class__
html = requests.get(sh.budapest_jobs).text
soup = BeautifulSoup(html, 'html.parser')
jobs = soup.find("div", class_="categories")
current = os.path.join(
get_dynamic_parent_folder(sh),
".current.html")
with open(current, "w") as f:
f.write(str(jobs))
cache_outdated = True
if os.path.isfile(self.cache):
if filecmp.cmp(current, self.cache):
cache_outdated = False
else:
self.update_cache(str(jobs))
os.remove(current)
return cache_outdated
def __init__(self, cache_file_name=".cache.html"):
self.cache = os.path.join(
get_dynamic_parent_folder(self.__class__),
cache_file_name)
