From 01a7f64f93531fa0c39c784ffa8313f0940f896c Mon Sep 17 00:00:00 2001
From: terminaldweller <devi@terminaldweller.com>
Date: Sat, 2 Sep 2023 22:29:30 +0330
Subject: fixes #1

---
 magni.py | 76 ++++++++++++++++++++++++++++++++++++----------------------------
 1 file changed, 43 insertions(+), 33 deletions(-)

diff --git a/magni.py b/magni.py
index 0ca77e3..d169dff 100755
--- a/magni.py
+++ b/magni.py
@@ -5,6 +5,7 @@ import argparse
 import asyncio
 import concurrent.futures
 import http.server
+import json
 import os
 import random
 import secrets
@@ -44,27 +45,39 @@ class Argparser:  # pylint: disable=too-few-public-methods
             help="the port to serve the images over",
             default=8086,
         )
+        self.parser.add_argument(
+            "--headers",
+            type=str,
+            help="a file containing the headers for the GET requests",
+            default="",
+        )
         self.args = self.parser.parse_args()
 
 
-def get_manganato_headers(url: str) -> typing.Dict[str, str]:
+def get_headers(url: str) -> typing.Dict[str, str]:
     """Sets the ncessary headers."""
-    headers = {
-        "Accept": "image/avif,image/webp,*/*",
-        "Accept-Language": "en-US,en;q=0.5",
-        "Accept-Encoding": "gzip, deflate, br",
-        "DNT": "1",
-        "Connection": "keep-alive",
-        "Sec-Fetch-Dest": "image",
-        "Sec-Fetch-Mode": "no-cors",
-        "Sec-Fetch-Site": "cross-site",
-        "Sec-GPC": "1",
-        "Pragma": "no-cache",
-        "Cache-Control": "no-cache",
-        "TE": "trailers",
-        "Referer": url,
-        "User-Agent": get_user_agent(),
-    }
+    headers: typing.Dict = {}
+
+    if argparser.args.headers != "":
+        with open(argparser.args.headers, "r") as headers_file:
+            headers = json.load(headers_file)
+    else:
+        headers = {
+            "Accept": "image/avif,image/webp,*/*",
+            "Accept-Language": "en-US,en;q=0.5",
+            "Accept-Encoding": "gzip, deflate, br",
+            "DNT": "1",
+            "Connection": "keep-alive",
+            "Sec-Fetch-Dest": "image",
+            "Sec-Fetch-Mode": "no-cors",
+            "Sec-Fetch-Site": "cross-site",
+            "Sec-GPC": "1",
+            "Pragma": "no-cache",
+            "Cache-Control": "no-cache",
+            "TE": "trailers",
+            "Referer": url,
+            "User-Agent": get_user_agent(),
+        }
 
     return headers
 
@@ -153,7 +166,7 @@ def single_get(url: str) -> requests.Response:
         allow_redirects=True,
         timeout=10,
         proxies=get_proxies(),
-        headers=get_manganato_headers(url),
+        headers=get_headers(url),
     )
 
 
@@ -172,7 +185,7 @@ def single_get_tag(url_tag_pair: list) -> typing.Tuple[requests.Response, str]:
             allow_redirects=True,
             timeout=10,
             proxies=get_proxies(),
-            headers=get_manganato_headers(url_tag_pair[0]),
+            headers=get_headers(url_tag_pair[0]),
         ),
         url_tag_pair[1],
     )
@@ -227,9 +240,9 @@ async def model_downloader() -> typing.Optional[typing.List[typing.Tuple[str, st
     return url_tag_list
 
 
-async def download_all_images(url: str) -> typing.Optional[typing.List[str]]:
+async def download_all_images() -> typing.Optional[typing.List[str]]:
     """Sniffs images."""
-    response = requests.get(url, timeout=10, allow_redirects=True)
+    response = requests.get(argparser.args.url, timeout=10, allow_redirects=True)
     if response.content is None:
         return None
 
@@ -259,24 +272,20 @@ async def download_all_images(url: str) -> typing.Optional[typing.List[str]]:
     return image_name_list
 
 
-def superres_images(image_list: typing.List[str], method: str) -> None:
+def superres_images(image_list: typing.List[str]) -> None:
     """Superscales the images."""
     for image in image_list:
         img = cv2.imread(get_image_path() + "/" + image)
-        if method == "espcn":
+        if argparser.args.method == "espcn":
             result = espcn_superscaler(img)
-        elif method == "fsrcnn":
+        elif argparser.args.method == "fsrcnn":
             result = fsrcnn_superscaler(img)
         cv2.imwrite(get_image_path() + "/" + image, result)
 
 
-async def handle_downloads(
-    argparser: Argparser,
-) -> typing.Optional[typing.List[str]]:
+async def handle_downloads() -> typing.Optional[typing.List[str]]:
     """Download the models and the images."""
-    _, image_name_list = await asyncio.gather(
-        model_downloader(), download_all_images(argparser.args.url)
-    )
+    _, image_name_list = await asyncio.gather(model_downloader(), download_all_images())
 
     return image_name_list
 
@@ -314,11 +323,10 @@ def serve(port: int) -> None:
 
 def main() -> None:
     """Entry point."""
-    argparser = Argparser()
-    image_name_list = asyncio.run(handle_downloads(argparser))
+    image_name_list = asyncio.run(handle_downloads())
 
     if image_name_list is not None:
-        superres_images(image_name_list, argparser.args.method)
+        superres_images(image_name_list)
         print("finished superresing images.")
     else:
         print("failed to download all images.", file=sys.stderr)
@@ -327,5 +335,7 @@ def main() -> None:
     serve(argparser.args.port)
 
 
+argparser = Argparser()
+
 if __name__ == "__main__":
     main()
-- 
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