Add automatic browser menu integration for modules.

Modules may now include functions that return lists of menu items
that will be included on the main browser window menu. While we're
at it, move the test views into a separate module.

web/pgadmin/__init__.py

@@ -17,11 +17,14 @@ from flask_security.utils import login_user
 from flask_mail import Mail
 from settings_model import db, Role, User
 
-import inspect, logging, os
+import inspect, imp, logging, os
 
 # Configuration settings
 import config
 
+# Global module list
+modules = [ ]
+
 def create_app(app_name=config.APP_NAME):
     """Create the Flask application, startup logging and dynamically load
     additional modules (blueprints) that are found in this directory."""
@@ -88,6 +91,7 @@ def create_app(app_name=config.APP_NAME):
 
     path = os.path.dirname(os.path.realpath(__file__))
     files = os.listdir(path)
+
     for f in files:
         d = os.path.join(path, f)
         if os.path.isdir(d) and os.path.isfile(os.path.join(d, '__init__.py')):
@@ -98,10 +102,16 @@ def create_app(app_name=config.APP_NAME):
 
             # Looks like a module, so import it, and register the blueprint if present
             # We rely on the ordering of syspath to ensure we actually get the right
-            # module here.
+            # module here. Note that we also try to load the 'browser' module for
+            # the browser integration hooks.
             app.logger.info('Examining potential module: %s' % d)
-            module = __import__(f, globals(), locals(), ['views'], -1)
+            module = __import__(f, globals(), locals(), ['browser', 'views'], -1)
-            if hasattr(module.views, 'blueprint'):
+
+            # Add the module to the global module list
+            modules.append(module)
+            
+            # Register the blueprint if present
+            if 'views' in dir(module) and 'blueprint' in dir(module.views):
                 app.logger.info('Registering blueprint module: %s' % f)
                 app.register_blueprint(module.views.blueprint)
 

web/pgadmin/about/browser.py

@@ -0,0 +1,18 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2014, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+"""Browser integration functions for the About module."""
+
+from flask import url_for
+
+import config
+
+def get_help_menu_items():
+    """Return a (set) of dicts of help menu items, with name, priority and URL."""
+    return [{'name': 'About %s' % (config.APP_NAME), 'priority': 999, 'url': url_for('about.index')}]

web/pgadmin/about/templates/about/index.html

@@ -0,0 +1 @@
+About {{ config.APP_NAME }}

web/pgadmin/about/views.py

@@ -0,0 +1,27 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2014, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+"""A blueprint module implementing the about box."""
+MODULE_NAME = 'about'
+
+import config
+from flask import Blueprint, current_app, render_template
+from flask.ext.security import login_required
+
+# Initialise the module
+blueprint = Blueprint(MODULE_NAME, __name__, static_folder='static',  static_url_path='', template_folder='templates', url_prefix='/' + MODULE_NAME)
+
+##########################################################################
+# A test page
+##########################################################################
+@blueprint.route("/")
+@login_required
+def index():
+    """Render the about box."""
+    return render_template(MODULE_NAME + '/index.html')

web/pgadmin/browser/templates/browser/index.html

@@ -16,18 +16,40 @@
     <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
 
       <ul class="nav navbar-nav">
+
         <li class="dropdown">
           <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">File <span class="caret"></span></a>
           <ul class="dropdown-menu" role="menu">
-            <li><a href="{{ url_for('utils.test') }}">Test URL</a></li>
+          {% for file_item in file_items %}
-            <li><a href="{{ url_for('utils.ping') }}">Ping</a></li>
+            <li><a href="{{ file_item.url }}">{{ file_item.name|safe }}</a></li>
+          {% endfor %}
           </ul>
         </li>
 
+        <li class="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Edit <span class="caret"></span></a>
+          <ul class="dropdown-menu" role="menu">
+          {% for edit_item in edit_items %}
+            <li><a href="{{ edit_item.url }}">{{ edit_item.name|safe }}</a></li>
+          {% endfor %}
+          </ul>
+        </li>
+        
+        <li class="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Tools <span class="caret"></span></a>
+          <ul class="dropdown-menu" role="menu">
+          {% for tools_item in tools_items %}
+            <li><a href="{{ tools_item.url }}">{{ tools_item.name|safe }}</a></li>
+          {% endfor %}
+          </ul>
+        </li>
+        
         <li class="dropdown">
           <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Help <span class="caret"></span></a>
           <ul class="dropdown-menu" role="menu">
-
+          {% for help_item in help_items %}
+            <li><a href="{{ help_item.url }}">{{ help_item.name|safe }}</a></li>
+          {% endfor %}
           </ul>
         </li>
 

web/pgadmin/browser/views.py

@@ -10,11 +10,15 @@
 """A blueprint module implementing the core pgAdmin browser."""
 MODULE_NAME = 'browser'
 
-import config
 from flask import Blueprint, current_app, render_template
 from flaskext.gravatar import Gravatar
 from flask.ext.security import login_required
 from flask.ext.login import current_user
+from inspect import getmoduleinfo, getmembers
+
+from pgadmin import modules
+
+import config
 
 # Initialise the module
 blueprint = Blueprint(MODULE_NAME, __name__, static_folder='static',  static_url_path='', template_folder='templates', url_prefix='/' + MODULE_NAME)
@@ -26,6 +30,7 @@ blueprint = Blueprint(MODULE_NAME, __name__, static_folder='static',  static_url
 @login_required
 def index():
     """Render and process the main browser window."""
+    # Get the Gravatar
     gravatar = Gravatar(current_app,
                         size=100,
                         rating='g',
@@ -34,4 +39,37 @@ def index():
                         use_ssl=False,
                         base_url=None)
 
-    return render_template(MODULE_NAME + '/index.html', username=current_user.email)
+    # Get the menu items from the module
+    file_items = [ ]
+    edit_items = [ ]
+    tools_items = [ ]
+    help_items = [ ]
+    
+    for module in modules:
+        # Get the edit menu items
+        if 'browser' in dir(module) and 'get_file_menu_items' in dir(module.browser):
+            file_items.extend(module.browser.get_file_menu_items())
+    
+        # Get the edit menu items
+        if 'browser' in dir(module) and 'get_edit_menu_items' in dir(module.browser):
+            edit_items.extend(module.browser.get_edit_menu_items())
+
+        # Get the tools menu items
+        if 'browser' in dir(module) and 'get_tools_menu_items' in dir(module.browser):
+            tools_items.extend(module.browser.get_tools_menu_items())
+    
+        # Get the help menu items
+        if 'browser' in dir(module) and 'get_help_menu_items' in dir(module.browser):
+            help_items.extend(module.browser.get_help_menu_items())
+
+    file_items = sorted(file_items, key=lambda k: k['priority'])
+    edit_items = sorted(edit_items, key=lambda k: k['priority'])
+    tools_items = sorted(tools_items, key=lambda k: k['priority'])
+    help_items = sorted(help_items, key=lambda k: k['priority'])
+    
+    return render_template(MODULE_NAME + '/index.html', 
+                           username=current_user.email, 
+                           file_items=file_items, 
+                           edit_items=edit_items, 
+                           tools_items=tools_items, 
+                           help_items=help_items)

web/pgadmin/test/browser.py

@@ -0,0 +1,16 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2014, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+"""Browser integration functions for the Test module."""
+
+from flask import url_for
+
+def get_file_menu_items():
+    """Return a (set) of dicts of file menu items, with name, priority and URL."""
+    return [{'name': 'Generated Test HTML', 'priority': 100, 'url': url_for('test.generated')}]

web/pgadmin/test/views.py

@@ -0,0 +1,35 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2014, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+"""A blueprint module providing utility functions for the application."""
+MODULE_NAME = 'test'
+
+import config
+from flask import Blueprint, render_template
+from flask.ext.security import login_required
+from time import time, ctime
+
+# Initialise the module
+blueprint = Blueprint(MODULE_NAME, __name__, static_folder='static',  static_url_path='', template_folder='templates', url_prefix='/' + MODULE_NAME)
+
+##########################################################################
+# A test page
+##########################################################################
+@blueprint.route("/generated")
+@login_required
+def generated():
+    """Generate a simple test page to demonstrate that output can be rendered."""
+    output = """
+Today is <b>%s</b>
+<br />
+<i>This is Flask-generated HTML.</i>
+<br /><br />
+<a href="http://www.pgadmin.org/">%s v%s</a>""" % (ctime(time()), config.APP_NAME, config.APP_VERSION)
+
+    return output

web/pgadmin/utils/views.py

@@ -18,22 +18,6 @@ from time import time, ctime
 # Initialise the module
 blueprint = Blueprint(MODULE_NAME, __name__, static_folder='static',  static_url_path='', template_folder='templates', url_prefix='/' + MODULE_NAME)
 
-##########################################################################
-# A test page
-##########################################################################
-@blueprint.route("/test")
-@login_required
-def test():
-    """Generate a simple test page to demonstrate that output can be rendered."""
-    output = """
-Today is <b>%s</b>
-<br />
-<i>This is Flask-generated HTML.</i>
-<br /><br />
-<a href="http://www.pgadmin.org/">%s v%s</a>""" % (ctime(time()), config.APP_NAME, config.APP_VERSION)
-
-    return output
-
 ##########################################################################
 # A special URL used to "ping" the server
 ##########################################################################