Working devtools response catch

stolichki/browser.py

@@ -2,6 +2,8 @@ import time
 import logging
 import uuid
 import os
+import json
+import re
 
 from selenium import webdriver
 from selenium.webdriver.chrome.options import Options
@@ -28,6 +30,9 @@ class StolichkiDriver(webdriver.Chrome):
         self, options: Options = None, service: Service = None, keep_alive: bool = True
     ) -> None:
         
+        self.last_resp_index = 0
+        self.last_resp_url = ""
+
         # assert os.environ.get("TWOCAPTCA_KEY") is not None, "Can't fins environment variable TWOCAPTCHA_KEY"
 
         if options is None:
@@ -42,6 +47,8 @@ class StolichkiDriver(webdriver.Chrome):
         options.add_experimental_option("useAutomationExtension", False)
         options.page_load_strategy = "eager"
 
+        options.capabilities["goog:loggingPrefs"] = {"performance": "ALL"}
+
         # self.__solver = TwoCaptcha(os.environ.get("TWOCAPTCA_KEY"))
 
         super().__init__(options, service, keep_alive)
@@ -92,20 +99,20 @@ class StolichkiDriver(webdriver.Chrome):
 
 
     def __wait_for_presence(self, xpath: str, delay: int = 60):
-            try:
-                wait = WebDriverWait(self, delay)
+        try:
+            wait = WebDriverWait(self, delay)
 
-                wait.until(
-                    EC.presence_of_element_located(
-                        (By.XPATH, xpath)
-                   )
+            wait.until(
+                EC.presence_of_element_located(
+                    (By.XPATH, xpath)
                 )
+            )
 
-                logging.info("Loading element was founded")
-                return True
+            logging.info("Loading element was founded")
+            return True
         
-            except (NoSuchElementException, ElementNotVisibleException):
-                return False
+        except (NoSuchElementException, ElementNotVisibleException):
+            return False
 
     def __edit_cookie(self, name: str, value):
         cookie = self.get_cookie(name)
@@ -117,6 +124,30 @@ class StolichkiDriver(webdriver.Chrome):
             
             self.add_cookie(new_cookie)
 
+    def get_network_response(self, url_mask):
+        logs = self.get_log("performance")[self.last_resp_index:]
+        url_mask = re.compile(url_mask)
+        for log in filter(lambda log: self.__filter_logs(log), logs):
+            message = json.loads(log.get("message"))['message']
+            
+            request_id = message["params"]["requestId"]
+            resp_url = message["params"]["response"]["url"]
+            
+            if re.fullmatch(url_mask, resp_url) and self.last_resp_url != resp_url:
+                self.last_resp_index = logs.index(log)
+                self.last_resp_url = resp_url
+                body = self.execute_cdp_cmd("Network.getResponseBody", {"requestId": request_id})
+                return json.loads(body['body'])
+            
+        return None
+    
+    def __filter_logs(self, log):
+        message = json.loads(log.get("message"))['message']
+        return (
+            message.get("method") == "Network.responseReceived"
+            and "json" in message["params"]["response"]["mimeType"]
+        )
+    
     def __handle_captcha(self) -> None:
         for attempt in range(5):
             logging.info(f"Trying to solve captcha {attempt + 1}/5")