Merge branch 'develop' into session_storage

# Conflicts:
#	pyrogram/client/client.py
#	pyrogram/client/ext/base_client.py
#	pyrogram/client/ext/syncer.py
#	pyrogram/client/methods/contacts/get_contacts.py

pyrogram/client/ext/base_client.py

@@ -16,8 +16,11 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with Pyrogram.  If not, see <http://www.gnu.org/licenses/>.
 
+import os
 import platform
 import re
+import sys
+from pathlib import Path
 from queue import Queue
 from threading import Lock
 
@@ -31,7 +34,7 @@ class BaseClient:
     class StopTransmission(StopIteration):
         pass
 
-    APP_VERSION = "Pyrogram \U0001f525 {}".format(__version__)
+    APP_VERSION = "Pyrogram {}".format(__version__)
 
     DEVICE_MODEL = "{} {}".format(
         platform.python_implementation(),
@@ -45,18 +48,20 @@ class BaseClient:
 
     LANG_CODE = "en"
 
+    PARENT_DIR = Path(sys.argv[0]).parent
+
     INVITE_LINK_RE = re.compile(r"^(?:https?://)?(?:www\.)?(?:t(?:elegram)?\.(?:org|me|dog)/joinchat/)([\w-]+)$")
     BOT_TOKEN_RE = re.compile(r"^\d+:[\w-]+$")
     DIALOGS_AT_ONCE = 100
     UPDATES_WORKERS = 1
     DOWNLOAD_WORKERS = 1
-    OFFLINE_SLEEP = 300
+    OFFLINE_SLEEP = 900
     WORKERS = 4
-    WORKDIR = "."
-    CONFIG_FILE = "./config.ini"
+    WORKDIR = PARENT_DIR
+    CONFIG_FILE = PARENT_DIR / "config.ini"
 
     MEDIA_TYPE_ID = {
-        0: "thumbnail",
+        0: "photo_thumbnail",
         1: "chat_photo",
         2: "photo",
         3: "voice",
@@ -65,14 +70,28 @@ class BaseClient:
         8: "sticker",
         9: "audio",
         10: "animation",
-        13: "video_note"
+        13: "video_note",
+        14: "document_thumbnail"
     }
 
+    mime_types_to_extensions = {}
+    extensions_to_mime_types = {}
+
+    with open("{}/mime.types".format(os.path.dirname(__file__)), "r", encoding="UTF-8") as f:
+        for match in re.finditer(r"^([^#\s]+)\s+(.+)$", f.read(), flags=re.M):
+            mime_type, extensions = match.groups()
+
+            extensions = [".{}".format(ext) for ext in extensions.split(" ")]
+
+            for ext in extensions:
+                extensions_to_mime_types[ext] = mime_type
+
+            mime_types_to_extensions[mime_type] = " ".join(extensions)
+
     def __init__(self, session_storage: SessionStorage):
         self.session_storage = session_storage
 
         self.rnd_id = MsgId
-        self.channels_pts = {}
 
         self.markdown = Markdown(self.session_storage, self)
         self.html = HTML(self.session_storage, self)
@@ -125,3 +144,30 @@ class BaseClient:
 
     def answer_inline_query(self, *args, **kwargs):
         pass
+
+    def guess_mime_type(self, *args, **kwargs):
+        pass
+
+    def guess_extension(self, *args, **kwargs):
+        pass
+
+    def get_profile_photos(self, *args, **kwargs):
+        pass
+
+    def edit_message_text(self, *args, **kwargs):
+        pass
+
+    def edit_inline_text(self, *args, **kwargs):
+        pass
+
+    def edit_message_media(self, *args, **kwargs):
+        pass
+
+    def edit_inline_media(self, *args, **kwargs):
+        pass
+
+    def edit_message_reply_markup(self, *args, **kwargs):
+        pass
+
+    def edit_inline_reply_markup(self, *args, **kwargs):
+        pass