Remove a few stale variables.

Add a market class to the controller.
Add a method in the Market controller to grab the market root.
Display the market root in the market browser.

controller/__init__.py

@@ -0,0 +1 @@
+from controller.market import Market

controller/market.py

@@ -0,0 +1,55 @@
+#===============================================================================
+# Copyright (C) 2010 Diego Duclos
+#
+# This file is part of pyfa.
+#
+# pyfa is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# pyfa is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with pyfa.  If not, see <http://www.gnu.org/licenses/>.
+#===============================================================================
+
+import eos.db
+
+class Market():
+    instance = None
+
+    @classmethod
+    def getInstance(cls):
+        if cls.instance == None:
+            cls.instance = Market()
+
+        return cls.instance
+
+
+    def getMarketRoot(self):
+        """
+        Get the root of the market tree.
+        Returns a list, where each element is a tuple container: the ID, the name and the icon of the group
+        """
+
+        marketGroups = (9, #Modules
+                        1111, #Rigs
+                        157, #Drones
+                        11, #Ammo
+                        1112, #Subsystems
+                        24) #Implants & Boosters
+        groups = (920, ) #Effect Beacons
+        root = []
+        for id in marketGroups:
+            mg = eos.db.getMarketGroup(id)
+            root.append((id, mg.name, mg.icon.iconFile))
+
+        for id in groups:
+            g = eos.db.getGroup(id)
+            root.append((id, g.name, g.icon.iconFile))
+
+        return root