Gemini ocr url (#917)

* add url setting

* add url setting

* add model

* add model

LunaTranslator/LunaTranslator/ocrengines/geminiocr.py

@@ -6,7 +6,11 @@ from ocrengines.baseocrclass import baseocr
 class OCR(baseocr):
     def ocr(self, imagebinary):
         self.checkempty(["key"])
+        self.checkempty(["url"])
+        self.checkempty(["model"])
         api_key = self.config["key"]
+        url = self.config["url"]
+        model = self.config["model"]
         image_data = base64.b64encode(imagebinary).decode("utf-8")
 
         # Prepare the request payload
@@ -23,7 +27,8 @@ class OCR(baseocr):
 
         # Set up the request headers and URL
         headers = {"Content-Type": "application/json"}
-        url = f"https://generativelanguage.googleapis.com/v1/models/gemini-1.5-flash:generateContent?key={api_key}"
+        # by default https://generativelanguage.googleapis.com/v1
+        url = f"{url}/models/{model}:generateContent?key={api_key}"
 
         # Send the request
         response = requests.post(url, headers=headers, json=payload, proxies=self.proxy)

LunaTranslator/files/defaultconfig/ocrsetting.json

@@ -270,7 +270,9 @@
     },
     "geminiocr": {
         "args": {
-            "key": ""
+            "key": "",
+            "url": "https://generativelanguage.googleapis.com/v1",
+            "model": "gemini-1.5-flash"
         }
     },
     "xunfei": {
@@ -317,4 +319,4 @@
             }
         }
     }
-}
+}