dealfront_enrichment.py aktualisiert
This commit is contained in:
@@ -1,32 +1,58 @@
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```python
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#!/usr/bin/env python3
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import os
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import sys
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import json
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import time
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import sys
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import logging
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from selenium import webdriver
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from selenium.webdriver.chrome.service import Service
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from selenium.webdriver.chrome.options import Options
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from selenium.webdriver.common.by import By
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from selenium.webdriver.support.ui import WebDriverWait
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from selenium.webdriver.support import expected_conditions as EC
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# ───────────────────────────────────────────────────────────────────────────────
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# Konstanten
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LOGIN_URL = "https://app.dealfront.com/login"
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TARGET_SEARCH_NAME = "Facility Management"
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CREDENTIALS_FILE = "dealfront_credentials.json"
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OUTPUT_DIR = "output"
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CHROMEDRIVER_PATH = "/usr/bin/chromedriver"
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LOG_FORMAT = "%(asctime)s - %(levelname)-8s - %(message)s"
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# ───────────────────────────────────────────────────────────────────────────────
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# Logging konfigurieren
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logging.basicConfig(level=logging.INFO, format=LOG_FORMAT, force=True)
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logger = logging.getLogger(__name__)
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logging.getLogger("selenium").setLevel(logging.WARNING)
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def load_credentials(path):
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try:
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with open(path, encoding='utf-8') as f:
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return json.load(f)
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except Exception as e:
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print(f"Fehler beim Laden der Credentials: {e}", file=sys.stderr)
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if not os.path.isfile(path):
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logger.error(f"Credentials-Datei nicht gefunden: {path}")
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sys.exit(1)
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with open(path, encoding="utf-8") as f:
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creds = json.load(f)
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user = creds.get("username")
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pwd = creds.get("password")
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if not user or not pwd:
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logger.error("Credentials-Datei enthält keinen username/password.")
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sys.exit(1)
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return user, pwd
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class DealfrontScraper:
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def __init__(self, driver, wait, username, password):
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self.driver = driver
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self.wait = wait
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self.driver = driver
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self.wait = wait
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self.username = username
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self.password = password
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def login_and_find_list(self, search_name):
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# 1) Login-Seite öffnen & Credentials absenden
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# Login-Seite öffnen
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self.driver.get(LOGIN_URL)
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# E-Mail/Username und Passwort eintragen
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self.wait.until(EC.visibility_of_element_located(
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(By.CSS_SELECTOR, "input[type='email'], input[type='text']")
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))
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@@ -36,84 +62,74 @@ class DealfrontScraper:
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.send_keys(self.password)
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self.driver.find_element(By.CSS_SELECTOR, "button[type='submit']").click()
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# 2) Quick-Link "Prospects finden" über XPath anklicken
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prospects_btn = self.wait.until(EC.element_to_be_clickable((
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By.XPATH,
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"//a[normalize-space()='Prospects finden']"
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# Quick-Link "Prospects finden" anklicken
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btn = self.wait.until(EC.element_to_be_clickable((
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By.XPATH, "//a[normalize-space()='Prospects finden']"
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)))
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prospects_btn.click()
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btn.click()
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# 3) Gesuchte vordefinierte Suche anklicken
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search_btn = self.wait.until(EC.element_to_be_clickable((
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By.XPATH,
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f"//a[normalize-space()='{search_name}']"
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# Gewünschte Suche auswählen
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btn = self.wait.until(EC.element_to_be_clickable((
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By.XPATH, f"//a[normalize-space()='{search_name}']"
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)))
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search_btn.click()
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btn.click()
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# 4) Auf erstes Daten-Element warten
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# Auf erste Datenzeile warten
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first = (By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
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self.wait.until(EC.visibility_of_element_located(first))
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time.sleep(1)
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def extract_current_page_results(self):
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# kurz Implicit-Wait = 1 s, damit fehlende Elemente schnell übersprungen werden
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# Implicit-Wait kurz absenken
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self.driver.implicitly_wait(1)
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# sicherstellen, dass mindestens eine Zeile im DOM ist
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# Mindestens eine Tabellenzeile im DOM
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rows_sel = (By.CSS_SELECTOR, "table#t-result-table tbody tr[id]")
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self.wait.until(EC.presence_of_all_elements_located(rows_sel))
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rows = self.driver.find_elements(*rows_sel)
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results = []
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for i, row in enumerate(rows, 1):
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# Name
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name_elems = row.find_elements(By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
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if not name_elems:
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# kein Name-Element gefunden
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for row in rows:
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# Firmenname
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ne = row.find_elements(By.CSS_SELECTOR, ".sticky-column a.t-highlight-text")
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if not ne:
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continue
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ne = name_elems[0]
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company_name = (ne.get_attribute("title") or ne.text).strip()
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name = (ne[0].get_attribute("title") or ne[0].text).strip()
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# Website
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web_elems = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3) a")
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if web_elems:
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website = web_elems[0].text.strip()
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# Website aus 3. Spalte
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we = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3) a")
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if we:
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site = we[0].text.strip()
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else:
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td3 = row.find_elements(By.CSS_SELECTOR, "td:nth-of-type(3)")
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website = td3[0].text.strip() if td3 else ""
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site = td3[0].text.strip() if td3 else ""
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results.append({'name': company_name, 'website': website})
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results.append({"name": name, "website": site})
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# Implicit-Wait wieder zurücksetzen (Standard 10 s)
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# Implicit-Wait zurücksetzen
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self.driver.implicitly_wait(10)
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return results
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def click_next_page(self) -> bool:
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# alle Pagination-Buttons: Prev, Zahlen, Next
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def click_next_page(self):
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# Prev, Seiten, Next Buttons
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btns = self.driver.find_elements(By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button")
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if not btns:
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return False
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nxt = btns[-1]
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# falls disabled oder nicht klickbar, Schluss
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if (not nxt.is_enabled()) or ("disabled" in nxt.get_attribute("class")):
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return False
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# aktuelle Seite merken, Klick ausführen
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current = self.driver.find_element(
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By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button.active"
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).text
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nxt.click()
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# warten, bis sich die aktive Seitenzahl ändert
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self.wait.until(lambda d: d.find_element(
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By.CSS_SELECTOR, "nav.eb-pagination a.eb-pagination-button.active"
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).text != current)
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return True
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def run(self, search_name):
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# Login + Navigation zur Search-List
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self.login_and_find_list(search_name)
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# Paginieren & extrahieren
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all_results = []
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while True:
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all_results.extend(self.extract_current_page_results())
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@@ -122,29 +138,29 @@ class DealfrontScraper:
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return all_results
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def main():
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creds = load_credentials("dealfront_credentials.json")
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username = creds.get("username")
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password = creds.get("password")
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# WebDriver initialisieren
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username, password = load_credentials(CREDENTIALS_FILE)
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# Chrome WebDriver initialisieren
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opts = Options()
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opts.add_argument("--headless")
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opts.add_argument("--no-sandbox")
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opts.add_argument("--disable-dev-shm-usage")
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driver = webdriver.Chrome(options=opts)
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service = Service(CHROMEDRIVER_PATH)
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driver = webdriver.Chrome(service=service, options=opts)
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wait = WebDriverWait(driver, 30)
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# Scraper starten
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scraper = DealfrontScraper(driver, wait, username, password)
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results = scraper.run("Facility Management")
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results = scraper.run(TARGET_SEARCH_NAME)
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# Output-Ordner anlegen und als JSON speichern
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os.makedirs("output", exist_ok=True)
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out_file = os.path.join("output", "results.json")
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with open(out_file, "w", encoding="utf-8") as f:
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# Ergebnisse speichern
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os.makedirs(OUTPUT_DIR, exist_ok=True)
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outfile = os.path.join(OUTPUT_DIR, "results.json")
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with open(outfile, "w", encoding="utf-8") as f:
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json.dump(results, f, ensure_ascii=False, indent=2)
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print(f"✅ Fertig: {len(results)} Einträge in '{out_file}'")
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print(f"✅ Fertig: {len(results)} Einträge in {outfile}")
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driver.quit()
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if __name__ == "__main__":
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main()
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```
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