Greasemonkey: move scripts for a domain into data class.

Also makes scripts that don't include a greasemonkey metadata block
match any url. QWebEngine already has that behaviour.

qutebrowser/browser/greasemonkey.py

@@ -26,6 +26,7 @@ import fnmatch
 import functools
 import glob
 
+import attr
 from PyQt5.QtCore import pyqtSignal, QObject
 
 from qutebrowser.utils import log, standarddir
@@ -186,6 +187,8 @@ unsafeWindow = window;
             props = ""
         script = cls(re.findall(cls.PROPS_REGEX, props), source)
         script.script_meta = '"{}"'.format("\\n".join(props.split('\n')[2:]))
+        if not props:
+            script.includes = ['*']
         return script
 
     def code(self):
@@ -215,6 +218,16 @@ unsafeWindow = window;
         })
 
 
+@attr.s
+class MatchingScripts(object):
+    """All userscripts registered to run on a particular url."""
+
+    url = attr.ib()
+    start = attr.ib(default=attr.Factory(list))
+    end = attr.ib(default=attr.Factory(list))
+    idle = attr.ib(default=attr.Factory(list))
+
+
 class GreasemonkeyManager(QObject):
 
     """Manager of userscripts and a greasemonkey compatible environment.
@@ -278,12 +291,13 @@ class GreasemonkeyManager(QObject):
         document-end, document-idle)
         """
         if url.split(':', 1)[0] not in self.greaseable_schemes:
-            return [], [], []
+            return MatchingScripts(url, [], [], [])
         match = functools.partial(fnmatch.fnmatch, url)
         tester = (lambda script:
                   any([match(pat) for pat in script.includes]) and
                   not any([match(pat) for pat in script.excludes]))
-        return (
+        return MatchingScripts(
+            url,
             [script for script in self._run_start if tester(script)],
             [script for script in self._run_end if tester(script)],
             [script for script in self._run_idle if tester(script)]

qutebrowser/browser/webkit/webpage.py

@@ -300,14 +300,14 @@ class BrowserPage(QWebPage):
         """
         greasemonkey = objreg.get('greasemonkey')
         url = self.currentFrame().url()
-        start_scripts, end_scripts, idle_scripts = \
-            greasemonkey.scripts_for(url.toDisplayString())
+        scripts = greasemonkey.scripts_for(url.toDisplayString())
+
         if load == "start":
-            toload = start_scripts
+            toload = scripts.start
         elif load == "end":
-            toload = end_scripts
+            toload = scripts.end
         elif load == "idle":
-            toload = idle_scripts
+            toload = scripts.idle
 
         for script in toload:
             log.webview.debug('Running GM script: {}'.format(script.name))