New feature for blocking class selection. Changes in translations. See details.

Finished norwegian translation.
Fixed missing quote in english translation file.
Added cvars for blocking players from changing classes.
Minior typo fixes in log module.
Changed TranslationReplyToCommand to use the ReplyToCommand function.

src/zr/playerclasses/filtertools.inc

@@ -515,6 +515,64 @@ stock bool:ClassFlagFilterMatch(index, require, deny, cachetype)
     }
 }
 
+/**
+ * Decides whether a class selection menu should be enabled. The decision is
+ * based on zr_class_allow_* console variables.
+ *
+ * @param team  Optional. Team ID to match. Default is all.
+ * @return      True if allowed, false otherwise.
+ */
+bool:ClassAllowSelection(client, team = -1)
+{
+    // Get selection settings.
+    new bool:zombie = GetConVarBool(g_hCvarsList[CVAR_CLASSES_ZOMBIE_SELECT]);
+    new bool:human = GetConVarBool(g_hCvarsList[CVAR_CLASSES_HUMAN_SELECT]);
+    new bool:admin = GetConVarBool(g_hCvarsList[CVAR_CLASSES_ADMIN_SELECT]);
+    
+    // Since admin mode classes are optional they must be counted to verify
+    // that they exist.
+    new bool:adminexist;
+    
+    // Check if player is admin.
+    new bool:isadmin = ZRIsClientAdmin(client);
+    
+    // Only count admin mode classes if client is admin for better performance.
+    if (isadmin)
+    {
+        adminexist = ClassCountTeam(ZR_CLASS_TEAM_ADMINS) > 0;
+    }
+    
+    // Check if a team id is specified.
+    if (team >= 0)
+    {
+        // Check team and return the corresponding selection setting.
+        switch (team)
+        {
+            case ZR_CLASS_TEAM_ZOMBIES:
+            {
+                return zombie;
+            }
+            case ZR_CLASS_TEAM_HUMANS:
+            {
+                return human;
+            }
+            case ZR_CLASS_TEAM_ADMINS:
+            {
+                // Player must be admin to select admin mode classes.
+                return admin && isadmin && adminexist;
+            }
+        }
+        
+        // Team ID didn't match.
+        return false;
+    }
+    else
+    {
+        // Check zombie and human.
+        return zombie || human;
+    }
+}
+
 /**
  * Gets all class indexes or from a specified team, and adds them to the
  * specified array.