Flag system is able to list all known flags

2 files changed, 15 insertions, 0 deletions

diff --git a/pyfirstaidkit/interpret.py b/pyfirstaidkit/interpret.py
index ace5cea..5217939 100644
--- a/pyfirstaidkit/interpret.py
+++ b/pyfirstaidkit/interpret.py
@@ -29,6 +29,7 @@ class RunDependencies(object):
     """Encapsulate flags used to control the dependencies between plugins"""
     def __init__(self):
         self._provide = set()
+        self._known = set()
 
     def provide(self, id, setactionflag = True):
         """Add flag"""
@@ -52,6 +53,18 @@ class RunDependencies(object):
         """Return True if flag is present, otherwise false"""
         return id in self._provide
 
+    def introduce(self, s):
+        """Notifies the system about dependency names used in the plugins, so we can list them in help"""
+        self._known = self._known.union(s)
+
+    def known(self):
+        """Returns list of known flags"""
+        return list(self._known)
+    
+    def valid(self):
+        """Returns list of valid/provided flags"""
+        return list(self._provide)
+
 class Tasker:
     """The main interpret of tasks described in Config object"""
 
diff --git a/pyfirstaidkit/plugins.py b/pyfirstaidkit/plugins.py
index 805667f..6bef7da 100644
--- a/pyfirstaidkit/plugins.py
+++ b/pyfirstaidkit/plugins.py
@@ -465,6 +465,8 @@ class PluginSystem(object):
                             level = PLUGINSYSTEM, origin = self)
                     moduleinfo = imp.find_module(m, [path])
                     module = imp.load_module(".".join([FirstAidKit.__name__, m]), *moduleinfo)
+                    self._deps.introduce(module.get_plugin().getDeps()) #notify the dependency system about all used dependencies
+                    self._deps.introduce(module.get_plugin().getConflicts()) #notify the dependency system about all used reverse-dependencies
                     self._plugins[m] = module
                     self._reporting.debug("Module %s successfully imported with basedir %s" % 
                         (m, os.path.dirname(module.__file__)), level = PLUGINSYSTEM, origin = self)