From ad231997a59ec25ab0406d59577cc6574fdecab1 Mon Sep 17 00:00:00 2001
From: Anon <yanderefedi@proton.me>
Date: Mon, 29 Aug 2022 15:15:57 -0700
Subject: [PATCH] Added support for mime checking and nsfw message

---
 src/yandere_bot.py | 65 +++++++++++++++++++++++++++++++++++++---------
 1 file changed, 53 insertions(+), 12 deletions(-)

diff --git a/src/yandere_bot.py b/src/yandere_bot.py
index 5958b28..8dfe133 100644
--- a/src/yandere_bot.py
+++ b/src/yandere_bot.py
@@ -23,6 +23,7 @@ import fnmatch
 import math
 import shutil
 import importlib
+import magic
 from threading import Event
 from mastodon import Mastodon, MastodonIllegalArgumentError, MastodonAPIError, MastodonVersionError
 
@@ -124,15 +125,15 @@ class YandereBot:
 	# Maybe I should remove this from the backend?
 	def print_header_stats(self, picked, date_selection, date_next_selection):
 		picked_name = picked["name"] if picked else None
-		picked_url = picked["large_file_url"] if picked else None
+		picked_url = picked["file_url"] if picked else None
 		picked_path = picked["full_path"] if picked else None
-		picked_explicit = picked["explicit"] if picked else None
+		picked_nsfw = picked["nsfw"] if picked else None
 		next_selection_seconds = max(0, int(time_diff_seconds(date_next_selection, date_selection)))
 
 		print("[Profile]", picked_name)
 		print(picked_path)
 		print(picked_url)
-		print("Explicit:", picked_explicit)
+		print("Explicit:", picked_nsfw)
 		print("Selection time:		{}".format(
 			date_selection.strftime(self.settings_time["long_date_format"]))	)
 		print("Next selection time:	{} ({} seconds)".format(
@@ -140,16 +141,51 @@ class YandereBot:
 		print("[ {} Selected during session | {} Failed ]\n".format(
 			self.currentSessionCount, self.failed_uploads)	)
 	
+
+	def is_banned(self, tag_response):
+		for tag in self.settings_banned:
+			if tag in tag_response:
+				return True
+		return False
+
+
 	# Returns a list of media paths (without the hashes)
 	def get_media_list(self, picked):
 		try:
-			banned = self.settings_banned
 			backend_s = picked["backend"]
 			backend = importlib.import_module(backend_s)
 			username = self.settings_credentials[backend_s]["username"]
 			password = self.settings_credentials[backend_s]["password"]
-			downloader = backend.downloader(banned, username, password, tmp=self.settings_behavior["tmp_dir"])
-			img = downloader.download(picked)
+			img = None
+			downloader = backend.downloader(username, password, tmp=self.settings_behavior["tmp_dir"])
+
+			while self.can_post():
+				img = downloader.fetch_post(picked)
+				if img is None:
+					self.eventSleep.wait(1)
+					break
+				if self.is_banned(img["tag_response"]):
+					print("Banned tag:", img["tag_response"])
+					self.eventSleep.wait(1)
+					continue
+				if downloader.download_post(img) is None:
+					print("Failed to download image")
+					self.eventSleep.wait(1)
+					continue
+				# Make sure the file is not malicious
+				full_path = img["full_path"]
+				mime = [magic.from_file(path, mime=True) for path in full_path]
+				if None in mime:
+					print("Unknown mime type.", mime)
+					self.eventSleep.wait(1)
+					continue
+				mime_categories = [c.split("/", 1)[0] for c in mime]
+				invalid_mime_categories = [c for c in mime_categories if c not in ("image", "video")]
+				if invalid_mime_categories:
+					print("mime type not allowed:", mime)
+					self.eventSleep.wait(1)
+					continue
+				break
 			return img
 		except ImportError:
 			print("Invalid Backend:", picked["backend"])
@@ -165,7 +201,9 @@ class YandereBot:
 	def get_post_text(self, picked,  media_list):
 		content_type = self.settings_behavior["content_type"]
 		content_newline = self.settings_behavior["content_newline"]
-		static_message = content_newline.join(picked["message"])
+		nsfw = picked["nsfw"]
+		message = picked["message_nsfw"] if nsfw else picked["message"]
+		static_message = content_newline.join(message)
 		string_post = ""
 		string_imglinks = []
 
@@ -196,7 +234,7 @@ class YandereBot:
 			message,
 			media_ids=[i[1] for i in media_list if len(i) == 2],
 			visibility=self.settings_behavior["visibility"],
-			sensitive=picked["explicit"],
+			sensitive=picked["nsfw"],
 			content_type=content_type
 		)
 		return picked
@@ -234,6 +272,9 @@ class YandereBot:
 				print("Posting...", picked_profile["name"])
 				picked = self.get_media_list(picked_profile)
 				self.currentIndexCount += 1
+
+			if not self.can_post():
+				return None
 			
 			self._post(picked)
 			
@@ -271,10 +312,10 @@ class YandereBot:
 		# 2. The server is down. Check to verify in a web browser (this is the default assumption since the
 		#    mastodon.py API will not specify why the connection timed out).
 		# The default assumption is #2
-		except Exception as e:
-			print("Unhandled Exception:", e)
-			# Exception flags
-			timeout = True
+		# except Exception as e:
+		# 	print("Unhandled Exception:", e)
+		# 	# Exception flags
+		# 	timeout = True
 
 		# An exception occurred
 		self.failed_uploads += 1