fix

get_qrcode/main.py

@@ -1,38 +1,68 @@
 import base64
 import json
+import logging
 import time
 import redis
 from selenium import webdriver
-from selenium.common import NoSuchElementException, NoSuchWindowException
+from selenium.common import NoSuchElementException, NoSuchWindowException, UnexpectedAlertPresentException
 from selenium.webdriver.common.by import By
 
-
 # from selenium.webdriver.support import expected_conditions
 # from selenium.webdriver.support.wait import WebDriverWait
+CRAWL_INTERVAL = 0.5
 
 
 def get_qrcode():
-    driver = webdriver.Chrome()
+    service = webdriver.ChromeService(executable_path="C:/Users/Administrator/Documents/chromedriver_win32/chromedriver.exe")
+    driver = webdriver.Chrome(service=service)
     redis_client = redis.StrictRedis(host="localhost", port=6379, db=0)
-    driver.get("http://localhost:3030")
+    driver.get("https://icme.haoyisheng.com")
     json_str_temp = ""
     while True:
         try:
-            qrcode_canvas = driver.find_element(By.CLASS_NAME, "qrcode")
-            qrcode_base64 = driver.execute_script("return arguments[0].toDataURL('image/png').substring(22);",
-                                                  qrcode_canvas)
-            # qrcode_png = base64.b64decode(qrcode_base64)
-            json_str = json.dumps({"qrcode": qrcode_base64})
+            qrcode_tab = driver.find_element(By.CSS_SELECTOR, ".x-tab-strip-active .x-tab-strip-text")
+            if qrcode_tab.get_attribute("innerHTML") != "课题二维码":
+                json_str = json.dumps({"qrcode": None})
+                if json_str != json_str_temp:
+                    json_str_temp = json_str
+                    redis_client.publish("qrcode", json_str)
+                print("未打开二维码页面")
+                time.sleep(CRAWL_INTERVAL)
+                continue
+
+            # 查找二维码所在iframe
+            qrcode_frame = driver.find_element(By.CSS_SELECTOR, "#menuItemSubjectQrCode iframe")
+            # 切换到iframe
+            driver.switch_to.frame(qrcode_frame)
+            # 获取二维码src
+            qrcode_img = driver.find_element(By.CSS_SELECTOR, "#imgDiv #img")
+            qrcode_src = qrcode_img.get_attribute("src")
+            # 课题名称，起止时间
+            topic_title = driver.find_element(By.CSS_SELECTOR, "#title h1:first-child").text
+            start_time = driver.find_element(By.CSS_SELECTOR, "#title #p1").text
+            end_time = driver.find_element(By.CSS_SELECTOR, "#title #p2").text
+
+            json_str = json.dumps(
+                {"qrcode": qrcode_src, "title": topic_title, "start_time": start_time, "end_time": end_time})
             if json_str != json_str_temp:
                 json_str_temp = json_str
                 redis_client.publish("qrcode", json_str)
-            print("二维码已更新")
+                print("二维码已更新", topic_title, start_time, end_time)
+            driver.switch_to.default_content()
+
         except NoSuchElementException:
             json_str = json.dumps({"qrcode": None})
             if json_str != json_str_temp:
                 json_str_temp = json_str
                 redis_client.publish("qrcode", json_str)
+            driver.switch_to.default_content()
             print("二维码不存在")
+
+        except UnexpectedAlertPresentException:
+            print("UnexpectedAlertPresentException")
+            time.sleep(CRAWL_INTERVAL)
+            continue
+
         except NoSuchWindowException:
             print("窗口已关闭")
             json_str = json.dumps({"qrcode": None})
@@ -40,29 +70,12 @@ def get_qrcode():
                 json_str_temp = json_str
                 redis_client.publish("qrcode", json_str)
             break
-        time.sleep(0.5)
+        time.sleep(CRAWL_INTERVAL)
     driver.quit()
 
 
 def main():
     get_qrcode()
-    # driver = webdriver.Chrome()
-    # driver.get("http://localhost:3030")
-    # # qrcode_login = driver.find_element(By.ID, "lbApp")
-    # # qrcode_login.click()
-    # # qrcode_canvas = None
-    #
-    # qrcode_canvas = WebDriverWait(driver, 1000 * 60 * 60 * 24).until(
-    #     expected_conditions.presence_of_element_located((By.CSS_SELECTOR, ".qrcode"))
-    # )
-    # qrcode_base64 = driver.execute_script("return arguments[0].toDataURL('image/png').substring(22);", qrcode_canvas)
-    #
-    # qrcode_png = base64.b64decode(qrcode_base64)
-    #
-    # with open("qrcode.png", "wb") as qrcode_png_file:
-    #     qrcode_png_file.write(qrcode_png)
-    # # time.sleep(8)
-    # driver.quit()
 
 
 if __name__ == "__main__":

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "get-qrcode"
-version = "0.1.0"
+version = "0.9.0"
 description = ""
 authors = ["quantulr <35954003+quantulr@users.noreply.github.com>"]
 readme = "README.md"
@@ -17,4 +17,4 @@ requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.poetry.scripts]
-dev = "get_qrcode.main:main"
+get-qrcode = "get_qrcode.main:main"