Remove gravatar, as they are a privacy risk

See https://meta.stackexchange.com/questions/44717/is-gravatar-a-privacy-risk or the Mozilla Known Trackers List.

db.py

@@ -17,7 +17,6 @@ import loldata
 from dirty import Dirty, DirtyDelta
 import sql_queries
 from flask import escape
-import libgravatar
 import configparser
 import typing
 if typing.TYPE_CHECKING:
@@ -119,7 +118,6 @@ class Royal(Base, Mini):
     role = Column(String)
     fiorygi = Column(Integer, default=0)
     member_since = Column(Date)
-    email = Column(String)
 
     _mini_full_name = "Royalnet"
     _mini_name = "ryg"
@@ -135,12 +133,6 @@ class Royal(Base, Mini):
     def __repr__(self):
         return f"<db.Royal {self.username}>"
 
-    def get_gravatar_url(self):
-        if self.email is None:
-            return f"https://www.gravatar.com/avatar/{libgravatar.md5_hash(self.username)}?d=identicon&f=y"
-        gravatar = libgravatar.Gravatar(self.email)
-        return gravatar.get_image(default="identicon", use_ssl=True)
-
     @classmethod
     def mini_get_single_from_royal(cls, session: Session, royal: "Royal"):
         return royal
@@ -1324,6 +1316,10 @@ class MatchPartecipation(Base):
         return f"<MatchPartecipation {self.user.username} in {self.match.match_title}>"
 
 
+class IsaacQuest(Base, Mini):
+    ...
+
+
 # If run as script, create all the tables in the db
 if __name__ == "__main__":
     print("Creating new tables...")

requirements.txt

@@ -16,4 +16,4 @@ dice
 raven[flask]
 coloredlogs
 sentry_sdk
-libgravatar
+steamleaderboards

static/nryg.less

@@ -726,10 +726,6 @@ img {
             grid-column-start: 1;
             grid-column-end: 3;
             font-weight: bold;
-
-            .player-image {
-                border-radius: 16px;
-            }
         }
 
         .member-status {

templates/base.html

@@ -24,7 +24,6 @@
                 {% endif %}
                 <span class="login-status">
                     {% if g.user %}
-                        <img src="{{ g.user.get_gravatar_url() }}" class="gravatar">
                         <a href="{{ url_for('page_profile', name=g.user.username) }}">{{ g.user.username }}</a>
                         <a class="btn" href="{{ url_for('page_logout') }}">Logout</a>
                     {% else %}

templates/minis/ryg.html

@@ -1,7 +1,7 @@
 <div class="game-panel">
     <div class="game-grid ryg">
         <div class="player">
-            <img class="player-image gravatar" src="{{ record.get_gravatar_url() }}"> <span class="player-name"><a href="https://ryg.steffo.eu/profile/{{ record.username }}">{{ record.username }}</a></span>
+            <span class="player-name"><a href="https://ryg.steffo.eu/profile/{{ record.username }}">{{ record.username }}</a></span>
         </div>
         <div class="member-status">
             <span class="role">{{ record.role }}</span> dal <span class="member-since">{% if record.member_since %}{{ record.member_since }}{% else %}????-??-??{% endif %}</span>