Continue conversion

buffer.py

@@ -0,0 +1,2 @@
+class Buffer(object):
+    pass

main.py

@@ -9,14 +9,16 @@ import gi
 gi.require_version('Clutter', '1.0')
 
 from gi.repository import Clutter
+from gi.repository import GLib
 
 from resources import ResourcesCollection
 from utils import ensureDirExists
 
 win32 = False
 apple = False
+developer = True
 
-PREFIX = ''
+PREFIX = '/usr'
 # Clutter.init()
 #
 # stage = Clutter.Stage()
@@ -57,6 +59,9 @@ def loadResources(selfPath):
         dirs.append(PREFIX + "/share/einstein/res")
         dirs.append(os.environ["HOME"] + "/.einstein/res")
 
+    if developer:
+        dirs.append(os.path.dirname(os.path.dirname(__file__)))
+
     dirs.append("res")
     dirs.append(".")
     resources = ResourcesCollection(dirs)

resources.py

@@ -1,6 +1,55 @@
+from os import listdir
+
+class ResourceFile(object):
+
+    def __init__(fileName, buf=None):
+        # Ooooh, what does this button do?
+        # name(fileName)
+
+        if buf:
+            buffer = buf
+            ownBuffer = False
+        else:
+            buffer = Buffer()
+            ownBuffer = true
+
+        try:
+            with open(fileName, 'rb') as f:
+                try:
+                    sign = f.read(4)
+                    if sign[0] != 'C' \
+                       or sign[1] != 'R' \
+                       or sign[2] != 'F' \
+                       or sign[3]:
+                        raise IOError("Failover")
+
+                    major = f.unpack('i', 4)
+                    minor = f.unpack('i', 4)
+                    priority = f.unpack('i', 4)
+
+                    if major != 2 or minor < 0:
+                        raise Exception("Incompatible version of resource file '" + name + "'")
+                except IOError:
+                    raise Exception("Invalid resource file '" + name + "'")
+
+                # How to reproduce this?
+                # int readed = stream.gcount();
+
+        except IOError:
+            raise Exception("Error loading resource file '" + name + "'")
+
 class ResourcesCollection:
     def __init__(self, directories):
-        loadResourceFiles(directories);
-        ResFileMoreThen comparator;
-        std::sort(files.begin(), files.end(), comparator);
-        processFiles();
+        self.__files = []
+        self.__buffer = None
+        self.loadResourceFiles(directories)
+        processFiles()
+
+    def loadResourceFiles(self, directories):
+        for directory in directories:
+            try:
+                for name in listdir(directory):
+                    if not name.startswith('.') and name.endswith('.res'):
+                        self.__files.append(ResourceFile(directory + '/' + name, self.__buffer));
+            except OSError:
+                pass