Add support for plugins without commands

plugins/plpaste.py

@@ -1,4 +1,5 @@
 from util import hook, web
+from os import listdir
 
 
 @hook.command(permissions=["adminonly"])
@@ -8,5 +9,8 @@ def plpaste(inp):
     try:
         with open("plugins/%s.py" % inp) as f:
             return web.haste(f.read(), ext='py')
-    except IOError:
-        return "Plugin not found (must be in plugins folder)"
+    elif inp + ".py" in listdir('plugins/'):
+        with open('plugins/{}.py'.format(inp)) as f:
+            return web.haste(f.read(), ext='py')
+    else:
+        return "Could not find specified plugin."

plugins/spotify.py

@@ -54,6 +54,8 @@ def spotify(inp):
     try:
         data = http.get_json("https://api.spotify.com/v1/search", type="track", limit="1", q=inp.strip())
         item = data["tracks"]["items"][0]
+    except IndexError:
+        return "Could not find track: no results."
     except Exception as e:
         return "Could not get information: {}".format(e)
     return format_track(item)
@@ -69,6 +71,8 @@ def spotify_album(inp):
     try:
         data = http.get_json("https://api.spotify.com/v1/search", type="album", limit="1", q=inp.strip())
         item = data["albums"]["items"][0]
+    except IndexError:
+        return "Could not find track: no results."
     except Exception as e:
         return "Could not get information: {}".format(e)
     return format_album(item)
@@ -84,6 +88,8 @@ def spotify_artist(inp):
     try:
         data = http.get_json("https://api.spotify.com/v1/search", type="artist", limit="1", q=inp.strip())
         item = data["artists"]["items"][0]
+    except IndexError:
+        return "Could not find track: no results."
     except Exception as e:
         return "Could not get information: {}".format(e)
     return format_artist(item)