Add keywords cache

Dockerfile

@@ -1,5 +1,8 @@
 FROM debian
 
-RUN apt-get update ; apt-get -y upgrade ; \
-    apt-get -y install python3 python3-flask python3-flask-sqlalchemy python3-flask-httpauth python3-flaskext.wtf python3-pymysql python3-requests python3-bs4 phantomjs ; \
+RUN apt-get update ; apt-get -y upgrade && \
+    apt-get -y install python3 python3-pip \
+                       python3-flask python3-flask-sqlalchemy python3-flask-httpauth python3-flaskext.wtf \
+                       python3-pymysql python3-requests python3-bs4 && \
+    apt-get -y --no-install-recommends install phantomjs && \
     rm -rf /var/lib/apt/lists/*

app.py

@@ -16,7 +16,7 @@ def verify_password(username, password):
 def boldify(name):
     query = request.args.get('q')
     name = Connector.boldify(name, query)
-    for title in AnimeTitle.query.all():
+    for title in ConnectorCache.get_keywords():
         if title.keyword is not query:
             name = Connector.boldify(name, title.keyword)
     return name

connectors.py

@@ -10,7 +10,7 @@ from sys import platform
 import requests
 from bs4 import BeautifulSoup
 
-from models import AnimeLink
+from models import AnimeLink, AnimeTitle
 
 
 class ConnectorReturn(Enum):
@@ -26,6 +26,9 @@ class ConnectorLang(Enum):
 class Cache:
     CACHE_TIMEOUT = 60 * 60
     CACHE_DATA = {}
+    CACHE_KEYWORDS = {
+        'timeout': 0.0
+    }
 
     def cache_data(self, f):
         @wraps(f)
@@ -41,7 +44,7 @@ class Cache:
                 self.CACHE_DATA[connector.__class__.__name__][f.__name__][connector.query] = {}
             if connector.page not in self.CACHE_DATA[connector.__class__.__name__][f.__name__][connector.query]:
                 self.CACHE_DATA[connector.__class__.__name__][f.__name__][connector.query][connector.page] = {
-                    'timeout': 0
+                    'timeout': 0.0
                 }
 
             cached_data = self.CACHE_DATA[connector.__class__.__name__][f.__name__][connector.query][connector.page]
@@ -61,6 +64,17 @@ class Cache:
 
         return wrapper
 
+    def get_keywords(self):
+        timestamp = datetime.now().timestamp()
+        if self.CACHE_KEYWORDS['timeout'] > timestamp:
+            self.CACHE_KEYWORDS['data'] = AnimeTitle.query.all()
+            self.CACHE_KEYWORDS['timeout'] = timestamp
+
+    def clear_keywords(self):
+        self.CACHE_KEYWORDS = {
+            'timeout': 0.0
+        }
+
 
 ConnectorCache = Cache()