WIP Include some command lines options

With this, I feel like the `cli` plugin interface is a myth. It would 
need to be included in the core program.

prismedia/core.py

@@ -1,17 +1,42 @@
 #!/usr/bin/python
 # coding: utf-8
 
+"""
+prismedia - tool to upload videos to Peertube and Youtube
+
+Usage:
+  prismedia [--interface=INTERFACE [--help]] [--platforms=PLATFORMS] [--consumers=CONSUMERS]
+  prismedia --list-plugins
+  prismedia -h | --help
+  prismedia --version
+
+Options:
+    -i --interface=INTERFACE  Interface plugin to use. Select the interface you want to use (only one) [default: cli]
+    -p --platforms=PLATFORMS  Platforms plugins to use. Usually one platform plugin upload to one platform website (comma separated list) [default: all]
+    -c --consumers=CONSUMERS  Consumers plugins to use. They are executed after an upload has been done (comma separated list) [default: all]
+
+    --list-plugins  List all the plugins currently installed by category.
+
+    -h --help  Show this help.
+    -V --version  Show version.
+"""
+
 import video
 
-from yapsy.PluginManager import PluginManager
+from docopt import docopt
+from yapsy.PluginManager import PluginManagerSingleton
 import pluginInterfaces as pi
+import os
 import logging
 
 # logging.basicConfig(level=logging.DEBUG)
 
+VERSION = "prismedia v1.0.0"
+
 def loadPlugins():
-    manager = PluginManager()
-    manager.setPluginPlaces(["plugins"]) # TODO: Generate the absolute path
+    manager = PluginManagerSingleton.get()
+    manager.setPluginPlaces([os.path.dirname(os.path.abspath(__file__)) + "/plugins"])
+    print(manager.getPluginLocator().plugins_places)
 
     # Define the various categories corresponding to the different
     # kinds of plugins you have defined
@@ -22,38 +47,50 @@ def loadPlugins():
     })
 
     manager.collectPlugins()
-    return manager # TODO: Use the singleton PluginManager?
 
+def listPlugins():
+    manager = PluginManagerSingleton.get()
+
+    print("Category: Interface")
+    for plugin in manager.getPluginsOfCategory("Interface"):
+        print(plugin.name)
+
+    print("Category: Platform")
+    for plugin in manager.getPluginsOfCategory("Platform"):
+        print(plugin.name)
 
-print("# Plugins")
-#def test_loadPlugins(arg):
-manager = loadPlugins()
-# Loop round the plugins and print their names.
-print("debug")
-print(manager.getAllPlugins())
+    print("Category: Consumer")
+    for plugin in manager.getPluginsOfCategory("Consumer"):
+        print(plugin.name)
 
-print("all plugins")
-for plugin in manager.getAllPlugins():
-    print(plugin.name)
-    # plugin.plugin_object.print_name()
+def main():
+    manager = loadPlugins()
 
-print("Category: Interface")
-for plugin in manager.getPluginsOfCategory("Interface"):
-    print(plugin.name)
-    # plugin.plugin_object.print_name()
+    options = docopt(__doc__, version=VERSION)
+    print(options)
 
-print("Category: Platform")
-for plugin in manager.getPluginsOfCategory("Platform"):
-    print(plugin.name)
-    # plugin.plugin_object.print_name()
+    if options.get('--list-plugins'):
+        listPlugins()
+        exit(0)
 
+    print()
+    print("# Plugins")
+    #def test_loadPlugins(arg):
+    # Loop round the plugins and print their names.
+    print("debug")
+    print(manager.getAllPlugins())
 
-print()
-print("# Video")
-v = video.Video("/path/to/video")
-v.name = "vidéo"
-print(v.__dict__)
-print(v.thumbnail)
+    print("all plugins")
+    for plugin in manager.getAllPlugins():
+        print(plugin.name)
+        # plugin.plugin_object.print_name()
+
+    print()
+    print("# Video")
+    v = video.Video("/path/to/video")
+    v.name = "vidéo"
+    print(v.__dict__)
+    print(v.thumbnail)
 
 # def startInterface():
 #     interface = loadPlugins()
@@ -70,3 +107,6 @@ print(v.thumbnail)
 #     platforms = loadPlugins("platform")
 #     for platform in options.get('--platform'):
 #         platforms[platform].run(options)
+
+# TODO: REMOVE ME
+main()