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dealfront_enrichment.py aktualisiert

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Floke
2025-07-08 19:01:20 +00:00
parent 4b4c158141
commit f3a63e8a88
1 changed files with 94 additions and 153 deletions
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dealfront_enrichment.py
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@@ -1,41 +1,22 @@
import os
import json
import time
import json
import logging
import pandas as pd
from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.chrome.options import Options, ChromeOptions
from selenium.webdriver.chrome.service import Service
from selenium.webdriver.chrome.options import Options as ChromeOptions
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.common.exceptions import TimeoutException, NoSuchElementException
# ==============================================================================
# TEMPORÄRE, AUTARKE KONFIGURATION
# ==============================================================================
class TempConfig:
# --- Direkt hier definierte Werte, um config.py zu umgehen ---
DEALFRONT_LOGIN_URL = "https://app.dealfront.com/login"
TARGET_SEARCH_NAME = "Facility Management" # <-- BITTE AN IHRE SUCHE ANPASSEN
DEALFRONT_CREDENTIALS_FILE = "/app/dealfront_credentials.json"
# ==============================================================================
from config import TempConfig # Import deiner Konfigurationsklasse
OUTPUT_DIR = "/app/output"
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)-8s - %(name)-25s - %(message)s', force=True)
logging.getLogger("selenium").setLevel(logging.WARNING)
# Logging konfigurieren
LOG_FORMAT = '%(asctime)s - %(levelname)s - %(name)s - %(message)s'
logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
logger = logging.getLogger(__name__)
log_filename = f"dealfront_run_{time.strftime('%Y%m%d-%H%M%S')}.txt"
log_filepath = os.path.join(OUTPUT_DIR, log_filename)
try:
file_handler = logging.FileHandler(log_filepath, mode='w', encoding='utf-8')
file_handler.setLevel(logging.DEBUG)
file_handler.setFormatter(logging.Formatter(LOG_FORMAT))
logging.getLogger().addHandler(file_handler)
logger.info(f"Logging konfiguriert. Log-Datei: {log_filepath}")
except Exception as e:
logger.error(f"Konnte Log-Datei nicht erstellen: {e}")
class DealfrontScraper:
def __init__(self):
@@ -47,175 +28,135 @@ class DealfrontScraper:
chrome_options.add_argument("--no-sandbox")
chrome_options.add_argument("--disable-dev-shm-usage")
chrome_options.add_argument("--window-size=1920,1080")
service = Service(executable_path='/usr/bin/chromedriver')
service = Service(executable_path=TempConfig.CHROMEDRIVER_PATH)
try:
self.driver = webdriver.Chrome(service=service, options=chrome_options)
except Exception as e:
logger.critical(f"WebDriver konnte nicht initialisiert werden.", exc_info=True)
except Exception:
logger.critical("WebDriver konnte nicht initialisiert werden.", exc_info=True)
raise
self.wait = WebDriverWait(self.driver, 30)
self.wait = WebDriverWait(self.driver, TempConfig.DEFAULT_TIMEOUT)
self.username, self.password = self._load_credentials()
logger.info("WebDriver erfolgreich initialisiert.")
def _load_credentials(self):
try:
with open(TempConfig.DEALFRONT_CREDENTIALS_FILE, 'r') as f:
with open(TempConfig.DEALFRONT_CREDENTIALS_FILE, 'r', encoding='utf-8') as f:
creds = json.load(f)
return creds.get("username"), creds.get("password")
return creds.get('username'), creds.get('password')
except Exception as e:
logger.error(f"Credentials-Datei konnte nicht geladen werden: {e}")
return None, None
raise
def _save_debug_artifacts(self):
# ... (Diese Methode bleibt unverändert) ...
try:
os.makedirs(OUTPUT_DIR, exist_ok=True)
timestamp = time.strftime("%Y%m%d-%H%M%S")
screenshot_filepath = os.path.join(OUTPUT_DIR, f"error_{timestamp}.png")
html_filepath = os.path.join(OUTPUT_DIR, f"error_{timestamp}.html")
self.driver.save_screenshot(screenshot_filepath)
logger.error(f"Screenshot '{screenshot_filepath}' wurde für die Analyse gespeichert.")
with open(html_filepath, "w", encoding="utf-8") as f:
os.makedirs(TempConfig.OUTPUT_DIR, exist_ok=True)
ts = time.strftime("%Y%m%d-%H%M%S")
png = os.path.join(TempConfig.OUTPUT_DIR, f"error_{ts}.png")
html = os.path.join(TempConfig.OUTPUT_DIR, f"error_{ts}.html")
self.driver.save_screenshot(png)
logger.error(f"Screenshot '{png}' gespeichert.")
with open(html, 'w', encoding='utf-8') as f:
f.write(self.driver.page_source)
logger.error(f"HTML-Quellcode '{html_filepath}' wurde für die Analyse gespeichert.")
logger.error(f"HTML-Source '{html}' gespeichert.")
except Exception as e:
logger.error(f"Konnte Debug-Artefakte nicht speichern: {e}")
logger.error(f"Debug-Artefakte konnten nicht gespeichert werden: {e}")
def login_and_find_list(self, search_name):
# ... (Diese Methode bleibt unverändert, verwendet aber jetzt TempConfig) ...
try:
logger.info(f"Navigiere zur Login-Seite: {TempConfig.DEALFRONT_LOGIN_URL}")
self.driver.get(TempConfig.DEALFRONT_LOGIN_URL)
self.wait.until(EC.visibility_of_element_located((By.NAME, "email"))).send_keys(self.username)
self.driver.find_element(By.CSS_SELECTOR, "input[type='password']").send_keys(self.password)
self.driver.find_element(By.XPATH, "//button[normalize-space()='Log in']").click()
logger.info("Login-Befehl gesendet.")
logger.info("Warte auf Dashboard und den 'Prospects finden' Quick-Link...")
prospects_link_selector = (By.XPATH, "//a[@data-test-target-product-tile]")
prospects_link = self.wait.until(EC.element_to_be_clickable(prospects_link_selector))
prospects_link.click()
logger.info("'Prospects finden' geklickt.")
logger.info(f"Warte auf die Liste der Suchen und klicke auf '{search_name}'...")
search_item_selector = (By.XPATH, f"//div[contains(@class, 'truncate') and normalize-space()='{search_name}']")
search_item = self.wait.until(EC.element_to_be_clickable(search_item_selector))
search_item.click()
logger.info(f"Suche '{search_name}' geladen. Warte auf das Rendern der Ergebnistabelle.")
first_row_locator = (By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
self.wait.until(
EC.visibility_of_element_located(first_row_locator)
)
time.sleep(5)
logger.info("Zielseite mit Ergebnissen erfolgreich erreicht.")
return True
except Exception as e:
logger.critical(f"Der Prozess ist fehlgeschlagen: {type(e).__name__}", exc_info=True)
self._save_debug_artifacts()
return False
# Login
logger.info(f"Navigiere zur Login-Seite: {TempConfig.DEALFRONT_LOGIN_URL}")
self.driver.get(TempConfig.DEALFRONT_LOGIN_URL)
self.wait.until(EC.visibility_of_element_located((By.NAME, 'email'))).send_keys(self.username)
self.driver.find_element(By.CSS_SELECTOR, "input[type='password']").send_keys(self.password)
self.driver.find_element(By.XPATH, "//button[normalize-space()='Log in']").click()
logger.info("Login gesendet.")
# 'Prospects finden'
tile = self.wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, "a[data-test-target-product-tile]"))
)
tile.click()
logger.info("'Prospects finden' geklickt.")
# Vordefinierte Suche auswählen
sel = (By.XPATH, f"//div[contains(@class,'truncate') and normalize-space()='{search_name}']")
item = self.wait.until(EC.element_to_be_clickable(sel))
item.click()
logger.info(f"Suche '{search_name}' geladen.")
def extract_current_page_results(self):
# 1) Kurzes Absenken des Implicit-Waits
# 1) Kurzer Implicit-Wait
self.driver.implicitly_wait(1)
# 2) Warten auf erstes Firmen-Element
first_row_locator = (By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
self.wait.until(EC.visibility_of_element_located(first_row_locator))
time.sleep(1)
# 2) Warten auf erstes Daten-Element
first_locator = (By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
self.wait.until(EC.visibility_of_element_located(first_locator))
logger.info("Extrahiere Ergebnisse von der aktuellen Seite...")
logger.info("Extrahiere aktuelle Seite...")
results = []
# 3) Warten auf mindestens eine Tabellenzeile
rows_selector = (By.CSS_SELECTOR, "table#t-result-table tbody tr[id]")
self.wait.until(EC.presence_of_all_elements_located(rows_selector))
rows = self.driver.find_elements(*rows_selector)
logger.info(f"{len(rows)} Firmen-Zeilen gefunden.")
# 3) Auf mindestens eine Zeile warten
rows_sel = (By.CSS_SELECTOR, "table#t-result-table tbody tr[id]")
self.wait.until(EC.presence_of_all_elements_located(rows_sel))
rows = self.driver.find_elements(*rows_sel)
logger.info(f"{len(rows)} Zeilen gefunden.")
# 4) Daten sammeln, ohne weitere Sleeps/Exceptions
# 4) Namen & Websites extrahieren
for i, row in enumerate(rows, 1):
name_elems = row.find_elements(By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
if not name_elems:
logger.warning(f"Zeile {i}: Kein Name-Element gefunden. Überspringe.")
names = row.find_elements(By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
if not names:
logger.warning(f"Zeile {i}: Kein Name gefunden.")
continue
name_elem = name_elems[0]
company_name = (name_elem.get_attribute("title") or name_elem.text).strip()
name_elem = names[0]
name = (name_elem.get_attribute('title') or name_elem.text).strip()
web_elems = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3) a")
if web_elems:
website = web_elems[0].text.strip()
webs = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3) a")
if webs:
web = webs[0].text.strip()
else:
cell = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3)")
website = cell[0].text.strip() if cell else ""
web = cell[0].text.strip() if cell else ''
results.append({'name': company_name, 'website': website})
results.append({'name': name, 'website': web})
logger.info(f"Extraktion abgeschlossen: {len(results)} Firmen.")
# Implicit-Wait reset
self.driver.implicitly_wait(TempConfig.IMPLICIT_WAIT)
return results
def click_next_page(self) -> bool:
"""
Klickt auf den 'Next'-Paginator-Button.
Gibt False zurück, wenn kein Next-Button (mehr) klickbar ist.
"""
# alle Buttons (Prev, Seiten, Next) abgreifen
buttons = self.driver.find_elements(By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button")
next_btn = buttons[-1] # letzter ist Next
# Ist er deaktiviert?
if not next_btn.is_enabled() or "disabled" in next_btn.get_attribute("class"):
btns = self.driver.find_elements(By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button")
if not btns:
return False
# Merke aktuelle Seite
current = self.driver.find_element(
By.CSS_SELECTOR,
"nav.eb-pagination a.eb-pagination-button.active"
nxt = btns[-1]
if not nxt.is_enabled() or 'disabled' in nxt.get_attribute('class'):
return False
curr = self.driver.find_element(
By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button.active"
).text
next_btn.click()
# Warte, bis die aktive Seite sich ändert
WebDriverWait(self.driver, 10).until(
nxt.click()
self.wait.until(
lambda d: d.find_element(
By.CSS_SELECTOR,
"nav.eb-pagination a.eb-pagination-button.active"
).text != current
By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button.active"
).text != curr
)
return True
def run(self, search_name):
# 1) Login & Suche laden
self.login_and_find_list(search_name)
# 2) Alle Seiten durchgehen
all_results = []
while True:
page_results = self.extract_current_page_results()
all_results.extend(page_results)
if not self.click_next_page():
break
return all_results
try:
self.login_and_find_list(search_name)
all_res = []
while True:
page_res = self.extract_current_page_results()
all_res.extend(page_res)
if not self.click_next_page():
break
return all_res
finally:
self.driver.quit()
if __name__ == "__main__":
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.support.ui import WebDriverWait
# 1) WebDriver konfigurieren
chrome_options = Options()
chrome_options.add_argument("--headless") # headless mode
chrome_options.add_argument("--no-sandbox") # für Docker
chrome_options.add_argument("--disable-dev-shm-usage")
driver = webdriver.Chrome(options=chrome_options)
# 2) Explicit Wait erstellen
wait = WebDriverWait(driver, 30)
# 3) Scraper starten
scraper = DealfrontScraper(driver, wait)
results = scraper.run("Facility Management")
# 4) Ergebnis ausgeben oder weiterverarbeiten
for entry in results:
print(entry)
# 5) Aufräumen
driver.quit()
if __name__ == '__main__':
scraper = DealfrontScraper()
data = scraper.run('Facility Management')
for d in data:
print(d)