mirror of https://github.com/Bunsly/JobSpy
275 lines
17 KiB
Python
275 lines
17 KiB
Python
"""
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jobspy.scrapers.glassdoor
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~~~~~~~~~~~~~~~~~~~
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This module contains routines to scrape Glassdoor.
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"""
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import json
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from typing import Optional, Any
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from datetime import datetime, timedelta
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from .. import Scraper, ScraperInput, Site
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from ..exceptions import GlassdoorException
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from ..utils import create_session
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from ...jobs import (
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JobPost,
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Compensation,
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CompensationInterval,
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Location,
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JobResponse,
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JobType,
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)
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class GlassdoorScraper(Scraper):
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def __init__(self, proxy: Optional[str] = None):
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"""
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Initializes GlassdoorScraper with the Glassdoor job search url
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"""
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site = Site(Site.GLASSDOOR)
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super().__init__(site, proxy=proxy)
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self.url = None
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self.country = None
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self.jobs_per_page = 30
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self.seen_urls = set()
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def fetch_jobs_page(
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self,
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scraper_input: ScraperInput,
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location_id: int,
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location_type: str,
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page_num: int,
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cursor: str | None,
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) -> (list[JobPost], str | None):
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"""
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Scrapes a page of Glassdoor for jobs with scraper_input criteria
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"""
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try:
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payload = self.add_payload(
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scraper_input, location_id, location_type, page_num, cursor
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)
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session = create_session(self.proxy, is_tls=False, has_retry=True)
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response = session.post(
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f"{self.url}/graph", headers=self.headers(), timeout=10, data=payload
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)
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if response.status_code != 200:
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raise GlassdoorException(
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f"bad response status code: {response.status_code}"
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)
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res_json = response.json()[0]
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if "errors" in res_json:
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raise ValueError("Error encountered in API response")
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except Exception as e:
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raise GlassdoorException(str(e))
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jobs_data = res_json["data"]["jobListings"]["jobListings"]
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jobs = []
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for i, job in enumerate(jobs_data):
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job_url = res_json["data"]["jobListings"]["jobListingSeoLinks"][
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"linkItems"
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][i]["url"]
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if job_url in self.seen_urls:
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continue
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self.seen_urls.add(job_url)
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job = job["jobview"]
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title = job["job"]["jobTitleText"]
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company_name = job["header"]["employerNameFromSearch"]
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location_name = job["header"].get("locationName", "")
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location_type = job["header"].get("locationType", "")
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age_in_days = job["header"].get("ageInDays")
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is_remote, location = False, None
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date_posted = (datetime.now() - timedelta(days=age_in_days)).date() if age_in_days else None
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if location_type == "S":
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is_remote = True
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else:
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location = self.parse_location(location_name)
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compensation = self.parse_compensation(job["header"])
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job = JobPost(
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title=title,
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company_name=company_name,
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date_posted=date_posted,
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job_url=job_url,
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location=location,
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compensation=compensation,
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is_remote=is_remote
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)
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jobs.append(job)
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return jobs, self.get_cursor_for_page(
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res_json["data"]["jobListings"]["paginationCursors"], page_num + 1
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)
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def scrape(self, scraper_input: ScraperInput) -> JobResponse:
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"""
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Scrapes Glassdoor for jobs with scraper_input criteria.
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:param scraper_input: Information about job search criteria.
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:return: JobResponse containing a list of jobs.
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"""
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self.country = scraper_input.country
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self.url = self.country.get_url()
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location_id, location_type = self.get_location(
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scraper_input.location, scraper_input.is_remote
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)
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all_jobs: list[JobPost] = []
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cursor = None
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max_pages = 30
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try:
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for page in range(
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1 + (scraper_input.offset // self.jobs_per_page),
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min(
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(scraper_input.results_wanted // self.jobs_per_page) + 2,
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max_pages + 1,
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),
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):
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try:
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jobs, cursor = self.fetch_jobs_page(
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scraper_input, location_id, location_type, page, cursor
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)
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all_jobs.extend(jobs)
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if len(all_jobs) >= scraper_input.results_wanted:
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all_jobs = all_jobs[: scraper_input.results_wanted]
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break
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except Exception as e:
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raise GlassdoorException(str(e))
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except Exception as e:
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raise GlassdoorException(str(e))
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return JobResponse(jobs=all_jobs)
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@staticmethod
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def parse_compensation(data: dict) -> Optional[Compensation]:
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pay_period = data.get("payPeriod")
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adjusted_pay = data.get("payPeriodAdjustedPay")
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currency = data.get("payCurrency", "USD")
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if not pay_period or not adjusted_pay:
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return None
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interval = None
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if pay_period == "ANNUAL":
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interval = CompensationInterval.YEARLY
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elif pay_period:
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interval = CompensationInterval.get_interval(pay_period)
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min_amount = int(adjusted_pay.get("p10") // 1)
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max_amount = int(adjusted_pay.get("p90") // 1)
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return Compensation(
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interval=interval,
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min_amount=min_amount,
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max_amount=max_amount,
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currency=currency,
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)
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def get_location(self, location: str, is_remote: bool) -> (int, str):
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if not location or is_remote:
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return "11047", "STATE" # remote options
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url = f"{self.url}/findPopularLocationAjax.htm?maxLocationsToReturn=10&term={location}"
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session = create_session(self.proxy, has_retry=True)
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response = session.get(url)
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if response.status_code != 200:
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raise GlassdoorException(
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f"bad response status code: {response.status_code}"
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)
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items = response.json()
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if not items:
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raise ValueError(f"Location '{location}' not found on Glassdoor")
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location_type = items[0]["locationType"]
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if location_type == "C":
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location_type = "CITY"
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elif location_type == "S":
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location_type = "STATE"
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return int(items[0]["locationId"]), location_type
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@staticmethod
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def add_payload(
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scraper_input,
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location_id: int,
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location_type: str,
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page_num: int,
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cursor: str | None = None,
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) -> str:
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payload = {
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"operationName": "JobSearchResultsQuery",
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"variables": {
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"excludeJobListingIds": [],
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"filterParams": [],
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"keyword": scraper_input.search_term,
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"numJobsToShow": 30,
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"locationType": location_type,
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"locationId": int(location_id),
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"parameterUrlInput": f"IL.0,12_I{location_type}{location_id}",
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"pageNumber": page_num,
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"pageCursor": cursor,
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},
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"query": "query JobSearchResultsQuery($excludeJobListingIds: [Long!], $keyword: String, $locationId: Int, $locationType: LocationTypeEnum, $numJobsToShow: Int!, $pageCursor: String, $pageNumber: Int, $filterParams: [FilterParams], $originalPageUrl: String, $seoFriendlyUrlInput: String, $parameterUrlInput: String, $seoUrl: Boolean) {\n jobListings(\n contextHolder: {searchParams: {excludeJobListingIds: $excludeJobListingIds, keyword: $keyword, locationId: $locationId, locationType: $locationType, numPerPage: $numJobsToShow, pageCursor: $pageCursor, pageNumber: $pageNumber, filterParams: $filterParams, originalPageUrl: $originalPageUrl, seoFriendlyUrlInput: $seoFriendlyUrlInput, parameterUrlInput: $parameterUrlInput, seoUrl: $seoUrl, searchType: SR}}\n ) {\n companyFilterOptions {\n id\n shortName\n __typename\n }\n filterOptions\n indeedCtk\n jobListings {\n ...JobView\n __typename\n }\n jobListingSeoLinks {\n linkItems {\n position\n url\n __typename\n }\n __typename\n }\n jobSearchTrackingKey\n jobsPageSeoData {\n pageMetaDescription\n pageTitle\n __typename\n }\n paginationCursors {\n cursor\n pageNumber\n __typename\n }\n indexablePageForSeo\n searchResultsMetadata {\n searchCriteria {\n implicitLocation {\n id\n localizedDisplayName\n type\n __typename\n }\n keyword\n location {\n id\n shortName\n localizedShortName\n localizedDisplayName\n type\n __typename\n }\n __typename\n }\n footerVO {\n countryMenu {\n childNavigationLinks {\n id\n link\n textKey\n __typename\n }\n __typename\n }\n __typename\n }\n helpCenterDomain\n helpCenterLocale\n jobAlert {\n jobAlertExists\n __typename\n }\n jobSerpFaq {\n questions {\n answer\n question\n __typename\n }\n __typename\n }\n jobSerpJobOutlook {\n occupation\n paragraph\n __typename\n }\n showMachineReadableJobs\n __typename\n }\n serpSeoLinksVO {\n relatedJobTitlesResults\n searchedJobTitle\n searchedKeyword\n searchedLocationIdAsString\n searchedLocationSeoName\n searchedLocationType\n topCityIdsToNameResults {\n key\n value\n __typename\n }\n topEmployerIdsToNameResults {\n key\n value\n __typename\n }\n topEmployerNameResults\n topOccupationResults\n __typename\n }\n totalJobsCount\n __typename\n }\n}\n\nfragment JobView on JobListingSearchResult {\n jobview {\n header {\n adOrderId\n advertiserType\n adOrderSponsorshipLevel\n ageInDays\n divisionEmployerName\n easyApply\n employer {\n id\n name\n shortName\n __typename\n }\n employerNameFromSearch\n goc\n gocConfidence\n gocId\n jobCountryId\n jobLink\n jobResultTrackingKey\n jobTitleText\n locationName\n locationType\n locId\n needsCommission\n payCurrency\n payPeriod\n payPeriodAdjustedPay {\n p10\n p50\n p90\n __typename\n }\n rating\n salarySource\n savedJobId\n sponsored\n __typename\n }\n job {\n descriptionFragments\n importConfigId\n jobTitleId\n jobTitleText\n listingId\n __typename\n }\n jobListingAdminDetails {\n cpcVal\n importConfigId\n jobListingId\n jobSourceId\n userEligibleForAdminJobDetails\n __typename\n }\n overview {\n shortName\n squareLogoUrl\n __typename\n }\n __typename\n }\n __typename\n}\n",
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}
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job_type_filters = {
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JobType.FULL_TIME: "fulltime",
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JobType.PART_TIME: "parttime",
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JobType.CONTRACT: "contract",
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JobType.INTERNSHIP: "internship",
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JobType.TEMPORARY: "temporary",
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}
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if scraper_input.job_type in job_type_filters:
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filter_value = job_type_filters[scraper_input.job_type]
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payload["variables"]["filterParams"].append(
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{"filterKey": "jobType", "values": filter_value}
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)
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return json.dumps([payload])
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@staticmethod
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def get_job_type_enum(job_type_str: str) -> list[JobType] | None:
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for job_type in JobType:
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if job_type_str in job_type.value:
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return [job_type]
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return None
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@staticmethod
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def parse_location(location_name: str) -> Location:
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if not location_name or location_name == "Remote":
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return None
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city, _, state = location_name.partition(", ")
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return Location(city=city, state=state)
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@staticmethod
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def get_cursor_for_page(pagination_cursors, page_num):
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for cursor_data in pagination_cursors:
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if cursor_data["pageNumber"] == page_num:
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return cursor_data["cursor"]
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return None
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@staticmethod
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def headers() -> dict:
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"""
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Returns headers needed for requests
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:return: dict - Dictionary containing headers
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"""
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return {
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"authority": "www.glassdoor.com",
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"accept": "*/*",
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"accept-language": "en-US,en;q=0.9",
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"apollographql-client-name": "job-search-next",
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"apollographql-client-version": "4.65.5",
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"content-type": "application/json",
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"cookie": 'gdId=91e2dfc4-c8b5-4fa7-83d0-11512b80262c; G_ENABLED_IDPS=google; trs=https%3A%2F%2Fwww.redhat.com%2F:referral:referral:2023-07-05+09%3A50%3A14.862:undefined:undefined; g_state={"i_p":1688587331651,"i_l":1}; _cfuvid=.7llazxhYFZWi6EISSPdVjtqF0NMVwzxr_E.cB1jgLs-1697828392979-0-604800000; GSESSIONID=undefined; JSESSIONID=F03DD1B5EE02DB6D842FE42B142F88F3; cass=1; jobsClicked=true; indeedCtk=1hd77b301k79i801; asst=1697829114.2; G_AUTHUSER_H=0; uc=8013A8318C98C517FE6DD0024636DFDEF978FC33266D93A2FAFEF364EACA608949D8B8FA2DC243D62DE271D733EB189D809ABE5B08D7B1AE865D217BD4EEBB97C282F5DA5FEFE79C937E3F6110B2A3A0ADBBA3B4B6DF5A996FEE00516100A65FCB11DA26817BE8D1C1BF6CFE36B5B68A3FDC2CFEC83AB797F7841FBB157C202332FC7E077B56BD39B167BDF3D9866E3B; AWSALB=zxc/Yk1nbWXXT6HjNyn3H4h4950ckVsFV/zOrq5LSoChYLE1qV+hDI8Axi3fUa9rlskndcO0M+Fw+ZnJ+AQ2afBFpyOd1acouLMYgkbEpqpQaWhY6/Gv4QH1zBcJ; AWSALBCORS=zxc/Yk1nbWXXT6HjNyn3H4h4950ckVsFV/zOrq5LSoChYLE1qV+hDI8Axi3fUa9rlskndcO0M+Fw+ZnJ+AQ2afBFpyOd1acouLMYgkbEpqpQaWhY6/Gv4QH1zBcJ; gdsid=1697828393025:1697830776351:668396EDB9E6A832022D34414128093D; at=HkH8Hnqi9uaMC7eu0okqyIwqp07ht9hBvE1_St7E_hRqPvkO9pUeJ1Jcpds4F3g6LL5ADaCNlxrPn0o6DumGMfog8qI1-zxaV_jpiFs3pugntw6WpVyYWdfioIZ1IDKupyteeLQEM1AO4zhGjY_rPZynpsiZBPO_B1au94sKv64rv23yvP56OiWKKfI-8_9hhLACEwWvM-Az7X-4aE2QdFt93VJbXbbGVf07bdDZfimsIkTtgJCLSRhU1V0kEM1Efyu66vo3m77gFFaMW7lxyYnb36I5PdDtEXBm3aL-zR7-qa5ywd94ISEivgqQOA4FPItNhqIlX4XrfD1lxVz6rfPaoTIDi4DI6UMCUjwyPsuv8mn0rYqDfRnmJpZ97fJ5AnhrknAd_6ZWN5v1OrxJczHzcXd8LO820QPoqxzzG13bmSTXLwGSxMUCtSrVsq05hicimQ3jpRt0c1dA4OkTNqF7_770B9JfcHcM8cr8-C4IL56dnOjr9KBGfN1Q2IvZM2cOBRbV7okiNOzKVZ3qJ24AE34WA2F3U6Whiu6H8nIuGG5hSNkVygY6CtglNZfFF9p8pJAZm79PngrrBv-CXFBZmhYLFo46lmFetDkiJ6mirtez4tKpzTIYjIp4_JAkiZFwbLJ2QGH4mK8kyyW0lZiX1DTuQec50N_5wvRo0Gt7nlKxzLsApMnaNhuQeH5ygh_pa381ORo9mQGi0EYF9zk00pa2--z4PtjfQ8KFq36GgpxKy5-o4qgqygZj8F01L8r-FiX2G4C7PREMIpAyHX2A4-_JxA1IS2j12EyqKTLqE9VcP06qm2Z-YuIW3ctmpMxy5G9_KiEiGv17weizhSFnl6SbpAEY-2VSmQ5V6jm3hoMp2jemkuGCRkZeFstLDEPxlzFN7WM; __cf_bm=zGaVjIJw4irf40_7UVw54B6Ohm271RUX4Tc8KVScrbs-1697830777-0-AYv2GnKTnnCU+cY9xHbJunO0DwlLDO6SIBnC/s/qldpKsGK0rRAjD6y8lbyATT/KlS7g29OZaN4fbd0lrJg0KmWbIybZIzfWVLHSYePVuOhu; asst=1697829114.2; at=dFhXf64wsf2TlnWy41xLs7skJkuxgKToEGcjGtDfUvW4oEAJ4tTIR5dKQ8wbwT75aIaGgdCfvcb-da7vwrCGWscCncmfLFQpJ9l-LLwoRfk-pMsxHhd77wvf-W7I0HSm7-Q5lQJqI9WyNGRxOa-RpzBTf4L8_Et4-3FzjPaAoYY5pY1FhuwXbN5asGOAMW-p8cjpbfn3PumlIYuckguWnjrcY2F31YJ_1noeoHM9tCGpymANbqGXRkG6aXY7yCfVXtdgZU1K5SMeaSPZIuF_iLUxjc_corzpNiH6qq7BIAmh-e5Aa-g7cwpZcln1fmwTVw4uTMZf1eLIMTa9WzgqZNkvG-sGaq_XxKA_Wai6xTTkOHfRgm4632Ba2963wdJvkGmUUa3tb_L4_wTgk3eFnHp5JhghLfT2Pe3KidP-yX__vx8JOsqe3fndCkKXgVz7xQKe1Dur-sMNlGwi4LXfguTT2YUI8C5Miq3pj2IHc7dC97eyyAiAM4HvyGWfaXWZcei6oIGrOwMvYgy0AcwFry6SIP2SxLT5TrxinRRuem1r1IcOTJsMJyUPp1QsZ7bOyq9G_0060B4CPyovw5523hEuqLTM-R5e5yavY6C_1DHUyE15C3mrh7kdvmlGZeflnHqkFTEKwwOftm-Mv-CKD5Db9ABFGNxKB2FH7nDH67hfOvm4tGNMzceBPKYJ3wciTt9jK3wy39_7cOYVywfrZ-oLhw_XtsbGSSeGn3HytrfgSADAh2sT0Gg6eCC9Xy1vh-Za337SVLUDXZ73W2xJxxUHBkFzZs8L_Xndo5DsbpWhVs9IYUGyraJdqB3SLgDbAppIBCJl4fx6_DG8-xOQPBvuFMlTROe1JVdHOzXI1GElwFDTuH1pjkg4I2G0NhAbE06Y-1illQE; gdsid=1697828393025:1697831731408:99C30D94108AC3030D61C736DDCDF11C',
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"gd-csrf-token": "Ft6oHEWlRZrxDww95Cpazw:0pGUrkb2y3TyOpAIqF2vbPmUXoXVkD3oEGDVkvfeCerceQ5-n8mBg3BovySUIjmCPHCaW0H2nQVdqzbtsYqf4Q:wcqRqeegRUa9MVLJGyujVXB7vWFPjdaS1CtrrzJq-ok",
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"origin": "https://www.glassdoor.com",
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"referer": "https://www.glassdoor.com/",
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"sec-ch-ua": '"Chromium";v="118", "Google Chrome";v="118", "Not=A?Brand";v="99"',
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"sec-ch-ua-mobile": "?0",
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"sec-ch-ua-platform": '"macOS"',
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"sec-fetch-dest": "empty",
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"sec-fetch-mode": "cors",
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"sec-fetch-site": "same-origin",
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"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36",
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}
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