mirror of
https://github.com/Bunsly/HomeHarvest.git
synced 2026-03-04 19:44:29 -08:00
Compare commits
6 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
|
|
a1c1bcc822 | ||
|
|
6f3faceb27 | ||
|
|
cab0216f29 | ||
|
|
8ee720ce5c | ||
|
|
8eb138ee1a | ||
|
|
ef6db606fd |
@@ -73,7 +73,7 @@ class Scraper:
|
|||||||
if not self.session:
|
if not self.session:
|
||||||
Scraper.session = requests.Session()
|
Scraper.session = requests.Session()
|
||||||
retries = Retry(
|
retries = Retry(
|
||||||
total=3, backoff_factor=4, status_forcelist=[429, 403], allowed_methods=frozenset(["GET", "POST"])
|
total=3, backoff_factor=4, status_forcelist=[429], allowed_methods=frozenset(["GET", "POST"])
|
||||||
)
|
)
|
||||||
|
|
||||||
adapter = HTTPAdapter(max_retries=retries, pool_connections=10, pool_maxsize=20)
|
adapter = HTTPAdapter(max_retries=retries, pool_connections=10, pool_maxsize=20)
|
||||||
@@ -81,25 +81,26 @@ class Scraper:
|
|||||||
Scraper.session.mount("https://", adapter)
|
Scraper.session.mount("https://", adapter)
|
||||||
Scraper.session.headers.update(
|
Scraper.session.headers.update(
|
||||||
{
|
{
|
||||||
'Host': 'api.frontdoor.realtor.com',
|
|
||||||
'rdc-ab-test-client': 'ios_for_sale',
|
|
||||||
'Content-Type': 'application/json',
|
'Content-Type': 'application/json',
|
||||||
'apollographql-client-version': '26.9.25-26.9.25.0774600',
|
|
||||||
'Accept': '*/*',
|
'Accept': '*/*',
|
||||||
'Accept-Language': 'en-US,en;q=0.9',
|
'Accept-Language': 'en-US,en;q=0.9',
|
||||||
'rdc-client-version': '26.9.25',
|
'Cache-Control': 'no-cache',
|
||||||
'X-APOLLO-OPERATION-TYPE': 'query',
|
'Pragma': 'no-cache',
|
||||||
'rdc-client-name': 'RDC_NATIVE_MOBILE-iPhone-com.move.Realtor',
|
'rdc-client-name': 'rdc-home',
|
||||||
'apollographql-client-name': 'com.move.Realtor-apollo-ios',
|
'rdc-client-version': '2.68.0',
|
||||||
'newrelic': '',
|
'sec-ch-ua': '"Google Chrome";v="135", "Not-A.Brand";v="8", "Chromium";v="135"',
|
||||||
'transparent': '',
|
'sec-ch-ua-mobile': '?0',
|
||||||
'User-Agent': 'Realtor.com/26.9.25.0774600 CFNetwork/3860.200.71 Darwin/25.1.0',
|
'sec-ch-ua-platform': '"macOS"',
|
||||||
|
'sec-fetch-dest': 'empty',
|
||||||
|
'sec-fetch-mode': 'cors',
|
||||||
|
'sec-fetch-site': 'same-site',
|
||||||
|
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36',
|
||||||
}
|
}
|
||||||
)
|
)
|
||||||
|
|
||||||
if scraper_input.proxy:
|
self.proxy = scraper_input.proxy
|
||||||
proxy_url = scraper_input.proxy
|
if self.proxy:
|
||||||
proxies = {"http": proxy_url, "https": proxy_url}
|
proxies = {"http": self.proxy, "https": self.proxy}
|
||||||
self.session.proxies.update(proxies)
|
self.session.proxies.update(proxies)
|
||||||
|
|
||||||
self.listing_type = scraper_input.listing_type
|
self.listing_type = scraper_input.listing_type
|
||||||
|
|||||||
@@ -8,6 +8,7 @@ This module implements the scraper for realtor.com
|
|||||||
from __future__ import annotations
|
from __future__ import annotations
|
||||||
|
|
||||||
import json
|
import json
|
||||||
|
import re
|
||||||
from concurrent.futures import ThreadPoolExecutor, as_completed
|
from concurrent.futures import ThreadPoolExecutor, as_completed
|
||||||
from datetime import datetime
|
from datetime import datetime
|
||||||
from json import JSONDecodeError
|
from json import JSONDecodeError
|
||||||
@@ -16,17 +17,19 @@ from typing import Dict, Union
|
|||||||
from tenacity import (
|
from tenacity import (
|
||||||
retry,
|
retry,
|
||||||
retry_if_exception_type,
|
retry_if_exception_type,
|
||||||
|
retry_if_not_exception_type,
|
||||||
wait_exponential,
|
wait_exponential,
|
||||||
stop_after_attempt,
|
stop_after_attempt,
|
||||||
)
|
)
|
||||||
|
|
||||||
from .. import Scraper
|
from .. import Scraper
|
||||||
|
from ....exceptions import AuthenticationError
|
||||||
from ..models import (
|
from ..models import (
|
||||||
Property,
|
Property,
|
||||||
ListingType,
|
ListingType,
|
||||||
ReturnType
|
ReturnType
|
||||||
)
|
)
|
||||||
from .queries import GENERAL_RESULTS_QUERY, SEARCH_HOMES_DATA, HOMES_DATA, HOME_FRAGMENT, SEARCH_RESULTS_FRAGMENT
|
from .queries import GENERAL_RESULTS_QUERY, SEARCH_HOMES_DATA, HOMES_DATA, HOME_FRAGMENT, SEARCH_RESULTS_FRAGMENT, LISTING_PHOTOS_FRAGMENT, SEARCH_SUGGESTIONS_QUERY
|
||||||
from .processors import (
|
from .processors import (
|
||||||
process_property,
|
process_property,
|
||||||
process_extra_property_details,
|
process_extra_property_details,
|
||||||
@@ -35,35 +38,48 @@ from .processors import (
|
|||||||
|
|
||||||
|
|
||||||
class RealtorScraper(Scraper):
|
class RealtorScraper(Scraper):
|
||||||
SEARCH_GQL_URL = "https://api.frontdoor.realtor.com/graphql"
|
SEARCH_GQL_URL = "https://www.realtor.com/frontdoor/graphql"
|
||||||
NUM_PROPERTY_WORKERS = 20
|
NUM_PROPERTY_WORKERS = 20
|
||||||
DEFAULT_PAGE_SIZE = 200
|
DEFAULT_PAGE_SIZE = 200
|
||||||
|
|
||||||
def __init__(self, scraper_input):
|
def __init__(self, scraper_input):
|
||||||
super().__init__(scraper_input)
|
super().__init__(scraper_input)
|
||||||
|
|
||||||
|
@staticmethod
|
||||||
|
def _minify_query(query: str) -> str:
|
||||||
|
"""Minify GraphQL query by collapsing whitespace to single spaces."""
|
||||||
|
# Split on whitespace, filter empty strings, join with single space
|
||||||
|
return ' '.join(query.split())
|
||||||
|
|
||||||
def _graphql_post(self, query: str, variables: dict, operation_name: str) -> dict:
|
def _graphql_post(self, query: str, variables: dict, operation_name: str) -> dict:
|
||||||
"""
|
"""
|
||||||
Execute a GraphQL query with operation-specific headers.
|
Execute a GraphQL query.
|
||||||
|
|
||||||
Args:
|
Args:
|
||||||
query: GraphQL query string (must include operationName matching operation_name param)
|
query: GraphQL query string (must include operationName matching operation_name param)
|
||||||
variables: Query variables dictionary
|
variables: Query variables dictionary
|
||||||
operation_name: Name of the GraphQL operation for Apollo headers
|
operation_name: Name of the GraphQL operation
|
||||||
|
|
||||||
Returns:
|
Returns:
|
||||||
Response JSON dictionary
|
Response JSON dictionary
|
||||||
"""
|
"""
|
||||||
# Set operation-specific header (must match query's operationName)
|
|
||||||
self.session.headers['X-APOLLO-OPERATION-NAME'] = operation_name
|
|
||||||
|
|
||||||
payload = {
|
payload = {
|
||||||
"operationName": operation_name, # Include in payload
|
"operationName": operation_name,
|
||||||
"query": query,
|
"query": self._minify_query(query),
|
||||||
"variables": variables,
|
"variables": variables,
|
||||||
}
|
}
|
||||||
|
|
||||||
response = self.session.post(self.SEARCH_GQL_URL, json=payload)
|
response = self.session.post(self.SEARCH_GQL_URL, data=json.dumps(payload, separators=(',', ':')))
|
||||||
|
|
||||||
|
if response.status_code == 403:
|
||||||
|
if not self.proxy:
|
||||||
|
raise AuthenticationError(
|
||||||
|
"Received 403 Forbidden from Realtor.com API.",
|
||||||
|
response=response
|
||||||
|
)
|
||||||
|
else:
|
||||||
|
raise Exception("Received 403 Forbidden, retrying...")
|
||||||
|
|
||||||
return response.json()
|
return response.json()
|
||||||
|
|
||||||
@retry(
|
@retry(
|
||||||
@@ -72,37 +88,13 @@ class RealtorScraper(Scraper):
|
|||||||
stop=stop_after_attempt(3),
|
stop=stop_after_attempt(3),
|
||||||
)
|
)
|
||||||
def handle_location(self):
|
def handle_location(self):
|
||||||
query = """
|
|
||||||
fragment SuggestionFragment on SearchSuggestionGeoResult {
|
|
||||||
type
|
|
||||||
text
|
|
||||||
geo {
|
|
||||||
_id
|
|
||||||
area_type
|
|
||||||
city
|
|
||||||
state_code
|
|
||||||
postal_code
|
|
||||||
county
|
|
||||||
centroid { lat lon }
|
|
||||||
slug_id
|
|
||||||
geo_id
|
|
||||||
}
|
|
||||||
}
|
|
||||||
query SearchSuggestions($searchInput: SearchSuggestionsInput!) {
|
|
||||||
search_suggestions(search_input: $searchInput) {
|
|
||||||
geo_results {
|
|
||||||
...SuggestionFragment
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}"""
|
|
||||||
|
|
||||||
variables = {
|
variables = {
|
||||||
"searchInput": {
|
"searchInput": {
|
||||||
"search_term": self.location
|
"search_term": self.location
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
response_json = self._graphql_post(query, variables, "SearchSuggestions")
|
response_json = self._graphql_post(SEARCH_SUGGESTIONS_QUERY, variables, "Search_suggestions")
|
||||||
|
|
||||||
if (
|
if (
|
||||||
response_json is None
|
response_json is None
|
||||||
@@ -405,8 +397,7 @@ class RealtorScraper(Scraper):
|
|||||||
is_foreclosure = "foreclosure: false"
|
is_foreclosure = "foreclosure: false"
|
||||||
|
|
||||||
if search_type == "comps": #: comps search, came from an address
|
if search_type == "comps": #: comps search, came from an address
|
||||||
query = """%s
|
query = """query GetHomeSearch(
|
||||||
query GetHomeSearch(
|
|
||||||
$coordinates: [Float]!
|
$coordinates: [Float]!
|
||||||
$radius: String!
|
$radius: String!
|
||||||
$offset: Int!,
|
$offset: Int!,
|
||||||
@@ -428,8 +419,9 @@ class RealtorScraper(Scraper):
|
|||||||
limit: 200
|
limit: 200
|
||||||
offset: $offset
|
offset: $offset
|
||||||
) %s
|
) %s
|
||||||
}""" % (
|
}
|
||||||
SEARCH_RESULTS_FRAGMENT,
|
%s
|
||||||
|
%s""" % (
|
||||||
is_foreclosure,
|
is_foreclosure,
|
||||||
status_param,
|
status_param,
|
||||||
date_param,
|
date_param,
|
||||||
@@ -438,10 +430,11 @@ class RealtorScraper(Scraper):
|
|||||||
pending_or_contingent_param,
|
pending_or_contingent_param,
|
||||||
sort_param,
|
sort_param,
|
||||||
GENERAL_RESULTS_QUERY,
|
GENERAL_RESULTS_QUERY,
|
||||||
|
SEARCH_RESULTS_FRAGMENT,
|
||||||
|
LISTING_PHOTOS_FRAGMENT,
|
||||||
)
|
)
|
||||||
elif search_type == "area": #: general search, came from a general location
|
elif search_type == "area": #: general search, came from a general location
|
||||||
query = """%s
|
query = """query GetHomeSearch(
|
||||||
query GetHomeSearch(
|
|
||||||
$search_location: SearchLocation,
|
$search_location: SearchLocation,
|
||||||
$offset: Int,
|
$offset: Int,
|
||||||
) {
|
) {
|
||||||
@@ -460,8 +453,9 @@ class RealtorScraper(Scraper):
|
|||||||
limit: 200
|
limit: 200
|
||||||
offset: $offset
|
offset: $offset
|
||||||
) %s
|
) %s
|
||||||
}""" % (
|
}
|
||||||
SEARCH_RESULTS_FRAGMENT,
|
%s
|
||||||
|
%s""" % (
|
||||||
is_foreclosure,
|
is_foreclosure,
|
||||||
status_param,
|
status_param,
|
||||||
date_param,
|
date_param,
|
||||||
@@ -471,11 +465,12 @@ class RealtorScraper(Scraper):
|
|||||||
bucket_param,
|
bucket_param,
|
||||||
sort_param,
|
sort_param,
|
||||||
GENERAL_RESULTS_QUERY,
|
GENERAL_RESULTS_QUERY,
|
||||||
|
SEARCH_RESULTS_FRAGMENT,
|
||||||
|
LISTING_PHOTOS_FRAGMENT,
|
||||||
)
|
)
|
||||||
else: #: general search, came from an address
|
else: #: general search, came from an address
|
||||||
query = (
|
query = (
|
||||||
"""%s
|
"""query GetHomeSearch(
|
||||||
query GetHomeSearch(
|
|
||||||
$property_id: [ID]!
|
$property_id: [ID]!
|
||||||
$offset: Int!,
|
$offset: Int!,
|
||||||
) {
|
) {
|
||||||
@@ -486,8 +481,10 @@ class RealtorScraper(Scraper):
|
|||||||
limit: 1
|
limit: 1
|
||||||
offset: $offset
|
offset: $offset
|
||||||
) %s
|
) %s
|
||||||
}"""
|
}
|
||||||
% (SEARCH_RESULTS_FRAGMENT, GENERAL_RESULTS_QUERY)
|
%s
|
||||||
|
%s"""
|
||||||
|
% (GENERAL_RESULTS_QUERY, SEARCH_RESULTS_FRAGMENT, LISTING_PHOTOS_FRAGMENT)
|
||||||
)
|
)
|
||||||
|
|
||||||
response_json = self._graphql_post(query, variables, "GetHomeSearch")
|
response_json = self._graphql_post(query, variables, "GetHomeSearch")
|
||||||
@@ -1111,7 +1108,7 @@ class RealtorScraper(Scraper):
|
|||||||
|
|
||||||
|
|
||||||
@retry(
|
@retry(
|
||||||
retry=retry_if_exception_type((JSONDecodeError, Exception)),
|
retry=retry_if_exception_type((JSONDecodeError, Exception)) & retry_if_not_exception_type(AuthenticationError),
|
||||||
wait=wait_exponential(multiplier=1, min=1, max=10),
|
wait=wait_exponential(multiplier=1, min=1, max=10),
|
||||||
stop=stop_after_attempt(3),
|
stop=stop_after_attempt(3),
|
||||||
)
|
)
|
||||||
@@ -1126,16 +1123,16 @@ class RealtorScraper(Scraper):
|
|||||||
property_ids = list(set(property_ids))
|
property_ids = list(set(property_ids))
|
||||||
|
|
||||||
fragments = "\n".join(
|
fragments = "\n".join(
|
||||||
f'home_{property_id}: home(property_id: {property_id}) {{ ...HomeDetailsFragment }}'
|
f'home_{property_id}: home(property_id: {property_id}) {{ ...SearchFragment }}'
|
||||||
for property_id in property_ids
|
for property_id in property_ids
|
||||||
)
|
)
|
||||||
query = f"""{HOME_FRAGMENT}
|
query = f"""{HOME_FRAGMENT}
|
||||||
|
|
||||||
query GetHomeDetails {{
|
query GetHome {{
|
||||||
{fragments}
|
{fragments}
|
||||||
}}"""
|
}}"""
|
||||||
|
|
||||||
data = self._graphql_post(query, {}, "GetHomeDetails")
|
data = self._graphql_post(query, {}, "GetHome")
|
||||||
|
|
||||||
if "data" not in data or data["data"] is None:
|
if "data" not in data or data["data"] is None:
|
||||||
# If we got a 400 error with "Required parameter is missing", raise to trigger retry
|
# If we got a 400 error with "Required parameter is missing", raise to trigger retry
|
||||||
|
|||||||
@@ -121,13 +121,6 @@ fragment SearchFragment on SearchHome {
|
|||||||
primary_photo(https: true) {
|
primary_photo(https: true) {
|
||||||
href
|
href
|
||||||
}
|
}
|
||||||
photos(https: true) {
|
|
||||||
title
|
|
||||||
href
|
|
||||||
tags {
|
|
||||||
label
|
|
||||||
}
|
|
||||||
}
|
|
||||||
advertisers {
|
advertisers {
|
||||||
email
|
email
|
||||||
broker {
|
broker {
|
||||||
@@ -378,7 +371,7 @@ _SEARCH_HOMES_DATA_BASE = """{
|
|||||||
|
|
||||||
|
|
||||||
HOME_FRAGMENT = """
|
HOME_FRAGMENT = """
|
||||||
fragment HomeDetailsFragment on Home {
|
fragment SearchFragment on Home {
|
||||||
__typename
|
__typename
|
||||||
pending_date
|
pending_date
|
||||||
listing_id
|
listing_id
|
||||||
@@ -699,5 +692,116 @@ GENERAL_RESULTS_QUERY = """{
|
|||||||
results {
|
results {
|
||||||
__typename
|
__typename
|
||||||
...SearchFragment
|
...SearchFragment
|
||||||
|
...ListingPhotosFragment
|
||||||
|
}
|
||||||
|
}"""
|
||||||
|
|
||||||
|
LISTING_PHOTOS_FRAGMENT = """
|
||||||
|
fragment ListingPhotosFragment on SearchHome {
|
||||||
|
__typename
|
||||||
|
photos(https: true) {
|
||||||
|
__typename
|
||||||
|
title
|
||||||
|
href
|
||||||
|
tags {
|
||||||
|
__typename
|
||||||
|
label
|
||||||
|
probability
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
"""
|
||||||
|
|
||||||
|
SEARCH_SUGGESTIONS_QUERY = """query Search_suggestions($searchInput: SearchSuggestionsInput!) {
|
||||||
|
search_suggestions(search_input: $searchInput) {
|
||||||
|
raw_input_parser_result
|
||||||
|
typeahead_results {
|
||||||
|
display_string
|
||||||
|
display_geo
|
||||||
|
geo {
|
||||||
|
_id
|
||||||
|
_score
|
||||||
|
area_type
|
||||||
|
city
|
||||||
|
state_code
|
||||||
|
state
|
||||||
|
postal_code
|
||||||
|
country
|
||||||
|
lat
|
||||||
|
lon
|
||||||
|
county
|
||||||
|
counties {
|
||||||
|
name
|
||||||
|
fips
|
||||||
|
state_code
|
||||||
|
}
|
||||||
|
slug_id
|
||||||
|
geo_id
|
||||||
|
score
|
||||||
|
name
|
||||||
|
city_slug_id
|
||||||
|
centroid {
|
||||||
|
lat
|
||||||
|
lon
|
||||||
|
}
|
||||||
|
county_needed_for_uniq
|
||||||
|
street
|
||||||
|
line
|
||||||
|
school
|
||||||
|
school_id
|
||||||
|
school_district
|
||||||
|
has_catchment
|
||||||
|
university
|
||||||
|
university_id
|
||||||
|
neighborhood
|
||||||
|
park
|
||||||
|
}
|
||||||
|
url
|
||||||
|
}
|
||||||
|
geo_results {
|
||||||
|
type
|
||||||
|
text
|
||||||
|
geo {
|
||||||
|
_id
|
||||||
|
_score
|
||||||
|
area_type
|
||||||
|
city
|
||||||
|
state_code
|
||||||
|
state
|
||||||
|
postal_code
|
||||||
|
country
|
||||||
|
lat
|
||||||
|
lon
|
||||||
|
county
|
||||||
|
counties {
|
||||||
|
name
|
||||||
|
fips
|
||||||
|
state_code
|
||||||
|
}
|
||||||
|
slug_id
|
||||||
|
geo_id
|
||||||
|
score
|
||||||
|
name
|
||||||
|
city_slug_id
|
||||||
|
centroid {
|
||||||
|
lat
|
||||||
|
lon
|
||||||
|
}
|
||||||
|
county_needed_for_uniq
|
||||||
|
street
|
||||||
|
line
|
||||||
|
school
|
||||||
|
school_id
|
||||||
|
school_district
|
||||||
|
has_catchment
|
||||||
|
university
|
||||||
|
university_id
|
||||||
|
neighborhood
|
||||||
|
park
|
||||||
|
}
|
||||||
|
}
|
||||||
|
no_matches
|
||||||
|
has_results
|
||||||
|
original_string
|
||||||
}
|
}
|
||||||
}"""
|
}"""
|
||||||
|
|||||||
@@ -1,6 +1,6 @@
|
|||||||
[tool.poetry]
|
[tool.poetry]
|
||||||
name = "homeharvest"
|
name = "homeharvest"
|
||||||
version = "0.8.9"
|
version = "0.8.15"
|
||||||
description = "Real estate scraping library"
|
description = "Real estate scraping library"
|
||||||
authors = ["Zachary Hampton <zachary@bunsly.com>", "Cullen Watson <cullen@bunsly.com>"]
|
authors = ["Zachary Hampton <zachary@bunsly.com>", "Cullen Watson <cullen@bunsly.com>"]
|
||||||
homepage = "https://github.com/ZacharyHampton/HomeHarvest"
|
homepage = "https://github.com/ZacharyHampton/HomeHarvest"
|
||||||
|
|||||||
Reference in New Issue
Block a user