Use minified output when not in debug mode, and non-minified when debugging.

Update jQuery while we're at it.

requirements.txt

@@ -11,8 +11,13 @@ MarkupSafe==0.23
 SQLAlchemy==0.9.8
 WTForms==2.0.2
 Werkzeug==0.9.6
+argparse==1.3.0
+beautifulsoup4==4.3.2
 blinker==1.3
+django-htmlmin==0.7.0
+html5lib==1.0b3
 itsdangerous==0.24
 passlib==1.6.2
 psycopg2==2.5.2
+six==1.9.0
 wsgiref==0.1.2

web/config.py

@@ -101,6 +101,9 @@ SECURITY_PASSWORD_SALT = 'SuperSecret3'
 # Hashing algorithm used for password storage
 SECURITY_PASSWORD_HASH = 'pbkdf2_sha512'
 
+# Should HTML be minified on the fly when not in debug mode?
+MINIFY_HTML = True;
+
 ##########################################################################
 # User account and settings storage
 ##########################################################################

web/pgAdmin4.py

@@ -60,7 +60,7 @@ else:
     server_port = config.DEFAULT_SERVER_PORT
 
 try:
-    app.run(port=server_port, debug=False)
+    app.run(port=server_port)
 except IOError:
     app.logger.error("Error starting the app server: %s", sys.exc_info())
 

web/pgadmin/__init__.py

@@ -15,6 +15,7 @@ from flask.ext.sqlalchemy import SQLAlchemy
 from flask.ext.security import Security, SQLAlchemyUserDatastore, login_required
 from flask_security.utils import login_user
 from flask_mail import Mail
+from htmlmin.minify import html_minify
 from settings.settings_model import db, Role, User
 
 import inspect, imp, logging, os
@@ -136,7 +137,21 @@ def create_app(app_name=config.APP_NAME):
                 abort(401)
 
             login_user(user)
-    
+
+    ##########################################################################
+    # Minify output
+    ##########################################################################    
+    @app.after_request
+    def response_minify(response):
+        """Minify html response to decrease traffic"""
+        if config.MINIFY_HTML and not config.DEBUG:
+            if response.content_type == u'text/html; charset=utf-8':
+                response.set_data(
+                    html_minify(response.get_data(as_text=True))
+                )
+
+        return response
+
     ##########################################################################
     # All done!
     ##########################################################################

web/pgadmin/settings/__init__.py

@@ -17,8 +17,6 @@ from settings_model import db, Setting
 
 def store_setting(setting, value):
     """Set a configuration setting for the current user."""
-    db.init_app(current_app)
-    
     data = Setting(user_id=current_user.id, setting=setting, value=value)
     
     db.session.merge(data)
@@ -27,8 +25,6 @@ def store_setting(setting, value):
 def get_setting(setting, default=None):
     """Retrieve a configuration setting for the current user, or return the 
     default value specified by the caller."""
-    db.init_app(current_app)
-    
     data = Setting.query.filter_by(user_id=current_user.id, setting=setting).first()
     
     if not data or data.value is None:

web/pgadmin/settings/views.py

@@ -11,7 +11,7 @@
 MODULE_NAME = 'settings'
 
 import config
-from flask import Blueprint, abort, request
+from flask import Blueprint, Response, abort, request
 from flask.ext.security import login_required
 
 from . import get_setting, store_setting
@@ -51,4 +51,8 @@ def get(setting=None, default=None):
     except:
         return ''
     
-    return value
+    resp = Response(response=value,
+                    status=200,
+                    mimetype="text/plain")
+    
+    return resp

web/pgadmin/templates/base.html

@@ -15,10 +15,10 @@
         <meta name="dcterms.dateCopyrighted" content="2014 - 2015">
 
         <link rel="stylesheet" href="{{ url_for('static', filename='css/jquery-layout/layout-default.css') }}" />
-        <link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap.min.css') }}" />
-        <link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/alertify.min.css') }}" />
-        <link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/themes/bootstrap.min.css') }}" />
-        <link rel="stylesheet" href="{{ url_for('static', filename='css/jquery-ui/jquery-ui.min.css') }}" />
+        {% if config.DEBUG %}<link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap.css') }}" />{% else %}<link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap.min.css') }}" />{% endif %}
+        {% if config.DEBUG %}<link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/alertify.css') }}" />{% else %}<link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/alertify.min.css') }}" />{% endif %}
+        {% if config.DEBUG %}<link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/themes/bootstrap.css') }}" />{% else %}<link rel="stylesheet" href="{{ url_for('static', filename='css/alertifyjs/themes/bootstrap.min.css') }}" />{% endif %}
+        {% if config.DEBUG %}<link rel="stylesheet" href="{{ url_for('static', filename='css/jquery-ui/jquery-ui.css') }}" />{% else %}<link rel="stylesheet" href="{{ url_for('static', filename='css/jquery-ui/jquery-ui.min.css') }}" />{% endif %}
         
         <style>
             body {
@@ -26,7 +26,7 @@
                 padding-bottom: 20px;
             }
         </style>
-        <link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap-theme.min.css') }}">
+        {% if config.DEBUG %}<link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap-theme.min.css') }}">{% else %}<link rel="stylesheet" href="{{ url_for('static', filename='css/bootstrap-theme.min.css') }}">{% endif %}
         <link rel="stylesheet" href="{{ url_for('static', filename='css/overrides.css') }}">
 
         <script src="{{ url_for('static', filename='js/vendor/modernizr-2.6.2-respond-1.1.0.min.js') }}"></script>
@@ -36,11 +36,11 @@
             <p class="browsehappy">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</p>
         <![endif]-->
 
-        <script src="{{ url_for('static', filename='js/vendor/jquery-1.11.1.min.js') }}"></script>
-        <script src="{{ url_for('static', filename='js/vendor/bootstrap.min.js') }}"></script>
-        <script src="{{ url_for('static', filename='js/vendor/alertifyjs/alertify.min.js') }}"></script>
-        <script src="{{ url_for('static', filename='js/vendor/jquery-ui/jquery-ui.min.js') }}"></script>
-        <script src="{{ url_for('static', filename='js/vendor/jquery-layout/jquery.layout.min.js') }}"></script>
+        {% if config.DEBUG %}<script src="{{ url_for('static', filename='js/vendor/jquery-1.11.2.js') }}">{% else %}<script src="{{ url_for('static', filename='js/vendor/jquery-1.11.2.min.js') }}">{% endif %}</script>
+        {% if config.DEBUG %}<script src="{{ url_for('static', filename='js/vendor/bootstrap.js') }}">{% else %}<script src="{{ url_for('static', filename='js/vendor/bootstrap.min.js') }}">{% endif %}</script>
+        {% if config.DEBUG %}<script src="{{ url_for('static', filename='js/vendor/alertifyjs/alertify.js') }}">{% else %}<script src="{{ url_for('static', filename='js/vendor/alertifyjs/alertify.min.js') }}">{% endif %}</script>
+        {% if config.DEBUG %}<script src="{{ url_for('static', filename='js/vendor/jquery-ui/jquery-ui.js') }}">{% else %}<script src="{{ url_for('static', filename='js/vendor/jquery-ui/jquery-ui.min.js') }}">{% endif %}</script>
+        {% if config.DEBUG %}<script src="{{ url_for('static', filename='js/vendor/jquery-layout/jquery.layout.js') }}">{% else %}<script src="{{ url_for('static', filename='js/vendor/jquery-layout/jquery.layout.min.js') }}">{% endif %}</script>
         <script src="{{ url_for('static', filename='js/vendor/jquery-layout/plugins/jquery.layout.state.js') }}"></script>
         <script>
 {% include "js/settings.js" %}