implement @utils.kwarg() magic, use it for command.regex hooks

modules/ducks.py

@@ -1,7 +1,7 @@
 #--depends-on commands
 #--depends-on config
 
-import random, time
+import random, re, time
 from src import EventManager, ModuleManager, utils
 
 DUCK = "・゜゜・。。・゜゜\_o< QUACK!"
@@ -44,12 +44,12 @@ class Module(ModuleManager.BaseModule):
                 if show_duck:
                     self._trigger_duck(channel)
 
-    @utils.hook("command.regex", expect_output=False, ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("expect_output", False)
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "duck-trigger")
+    @utils.kwarg("patern", re.compile(".+"))
     def channel_message(self, event):
-        """
-        :pattern: .+
-        :command: duck-trigger
-        """
         self._activity(event["target"])
 
     def _trigger_duck(self, channel):

modules/factoids.py

@@ -3,6 +3,8 @@
 import re
 from src import ModuleManager, utils
 
+REGEX_FACTOID = re.compile("{!factoid ([^}]+)}", re.I)
+
 class Module(ModuleManager.BaseModule):
     def _get_factoid(self, server, factoid):
         name = factoid.lower().strip()
@@ -26,12 +28,11 @@ class Module(ModuleManager.BaseModule):
                 raise utils.EventError("Unknown factoid '%s'" % name)
             event["stdout"].write("%s: %s" % (name, value))
 
-    @utils.hook("command.regex", ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "factoid")
+    @utils.kwarg("pattern", REGEX_FACTOID)
     def channel_message(self, event):
-        """
-        :command: factoid
-        :pattern: {!factoid ([^}]+)}
-        """
         name, value = self._get_factoid(event["server"],
             event["match"].group(1))
         if not value == None:

modules/github.py

@@ -15,6 +15,10 @@ COLOR_NEUTRAL = utils.consts.LIGHTGREY
 COLOR_NEGATIVE = utils.consts.RED
 COLOR_ID = utils.consts.PINK
 
+REGEX_PR_OR_ISSUE = re.compile(
+    r"https?://github.com/([^/]+)/([^/]+)/(pull|issues)/(\d+)", re.I)
+REGEX_REF = re.compile(r"(?:\S+(?:\/\S+)?)?#\d+")
+
 API_ISSUE_URL = "https://api.github.com/repos/%s/%s/issues/%s"
 API_PULL_URL = "https://api.github.com/repos/%s/%s/pulls/%s"
 
@@ -182,12 +186,11 @@ class Module(ModuleManager.BaseModule):
         else:
             return True
 
-    @utils.hook("command.regex", ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "github")
+    @utils.kwarg("pattern", REGEX_PR_OR_ISSUE)
     def url_regex(self, event):
-        """
-        :command: github
-        :pattern: https?://github.com/([^/]+)/([^/]+)/(pull|issues)/(\d+)
-        """
         if event["target"].get_setting("auto-github", False):
             event.eat()
             ref = "%s/%s#%s" % (event["match"].group(1),
@@ -202,12 +205,11 @@ class Module(ModuleManager.BaseModule):
                         event["stdout"].hide_prefix()
                     event["stdout"].write(result)
 
-    @utils.hook("command.regex", ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "github")
+    @utils.kwarg("pattern", REGEX_REF)
     def ref_regex(self, event):
-        """
-        :command: github
-        :pattern: (?:\S+(?:\/\S+)?)?#\d+
-        """
         if event["target"].get_setting("auto-github", False):
             event.eat()
             ref = event["match"].group(0)

modules/imgur.py

@@ -28,19 +28,20 @@ class Module(ModuleManager.BaseModule):
             text += "%s " % data["account_url"]
         return text
 
-    @utils.hook("command.regex", pattern=REGEX_IMAGE, ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "imgur")
+    @utils.kwarg("pattern", REGEX_IMAGE)
     def _regex_image(self, event):
-        """
-        :command: imgur
-        """
         if event["target"].get_setting("auto-imgur", False):
             event["stdout"].write(self._parse_image(event["match"].group(1)))
             event.eat()
-    @utils.hook("command.regex", pattern=REGEX_GALLERY, ignore_action=False)
+
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "imgur")
+    @utils.kwarg("pattern", REGEX_GALLERY)
     def _regex_gallery(self, event):
-        """
-        :command: imgur
-        """
         if event["target"].get_setting("auto-imgur", False):
             event["stdout"].write(self._parse_gallery(event["match"].group(1)))
             event.eat()

modules/karma.py

@@ -8,6 +8,8 @@ from src import EventManager, ModuleManager, utils
 WORD_STOP = [",", ":"]
 KARMA_DELAY_SECONDS = 3
 
+REGEX_KARMA = re.compile(r"^(.*)(\+{2}|\-{2})$")
+
 @utils.export("channelset", {"setting": "karma-verbose",
     "help": "Enable/disable automatically responding to karma changes",
     "validate": utils.bool_or_none, "example": "on"})
@@ -28,11 +30,9 @@ class Module(ModuleManager.BaseModule):
         event["user"].last_karma = None
 
     @utils.hook("command.regex")
+    @utils.kwarg("command", "karma")
+    @utils.kwarg("pattern", REGEX_KARMA)
     def channel_message(self, event):
-        """
-        :command: karma
-        :pattern: ^(.*)(\+{2}|\-{2})$
-        """
         verbose = event["target"].get_setting("karma-verbose", False)
         nickname_only = event["server"].get_setting("karma-nickname-only",
             False)

modules/sed.py

@@ -19,11 +19,9 @@ class Module(ModuleManager.BaseModule):
             event["server"].get_setting(setting, default))
 
     @utils.hook("command.regex")
+    @utils.kwarg("command", "sed")
+    @utils.kwarg("pattern", REGEX_SED)
     def channel_message(self, event):
-        """
-        :command: sed
-        :pattern: ^s/
-        """
         sed_split = re.split(REGEX_SPLIT, event["message"], 3)
         if event["message"].startswith("s/") and len(sed_split) > 2:
             if not self._closest_setting(event, "sed", False):

modules/title.py

@@ -47,13 +47,12 @@ class Module(ModuleManager.BaseModule):
         else:
             return None
 
-    @utils.hook("command.regex", ignore_action=False,
+    @utils.hook("command.regex")
-        priority=EventManager.PRIORITY_MONITOR)
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("priority", EventManager.PRIORITY_MONITOR)
+    @utils.kwarg("command", "title")
+    @utils.kwarg("pattern", utils.http.REGEX_URL)
     def channel_message(self, event):
-        """
-        :command: title
-        :pattern-url: 1
-        """
         if event["target"].get_setting("auto-title", False):
             event.eat()
             url = event["match"].group(0)

modules/tweets/__init__.py

@@ -167,11 +167,11 @@ class Module(ModuleManager.BaseModule):
         else:
             event["stderr"].write("No tweet provided to get information about")
 
-    @utils.hook("command.regex", pattern=REGEX_TWITTERURL, ignore_action=False)
+    @utils.hook("command.regex")
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "tweet")
+    @utils.kwarg("pattern", REGEX_TWITTERURL)
     def regex(self, event):
-        """
-        :command: tweet
-        """
         if event["target"].get_setting("auto-tweet", False):
             event.eat()
             tweet_id = event["match"].group(1)

modules/youtube.py

@@ -130,14 +130,12 @@ class Module(ModuleManager.BaseModule):
         else:
            event["stderr"].write("No search phrase provided")
 
-    @utils.hook("command.regex", ignore_action=False,
+    @utils.hook("command.regex")
-        priority=EventManager.PRIORITY_LOW)
+    @utils.kwarg("priority", EventManager.PRIORITY_LOW)
+    @utils.kwarg("ignore_action", False)
+    @utils.kwarg("command", "youtube")
+    @utils.kwarg("pattern", REGEX_YOUTUBE)
     def channel_message(self, event):
-        """
-        :command: youtube
-        :-pattern: https?://(?:www.)?
-            (?:youtu.be/|youtube.com/watch\?[\S]*v=)([\w\-]{11})
-        """
         if event["target"].get_setting("auto-youtube", False):
             youtube_id = event["match"].group(1)
             video_details = self.video_details(youtube_id)

src/ModuleManager.py

@@ -205,12 +205,24 @@ class ModuleManager(object):
 
         if not hasattr(module_object, "_name"):
             module_object._name = definition.name.title()
+
+        # @utils.hook() magic
         for attribute_name in dir(module_object):
             attribute = getattr(module_object, attribute_name)
+            if inspect.ismethod(attribute):
+                kwargs = self._get_magic(attribute,
+                    utils.consts.BITBOT_KWARG_MAGIC, [])
+                kwargs = dict(list(d.items())[0] for d in kwargs)
+
                 for hook in self._get_magic(attribute,
                         utils.consts.BITBOT_HOOKS_MAGIC, []):
+                    new_kwargs = kwargs.copy()
+                    new_kwargs.update(hook["kwargs"])
+
                     context_events.on(hook["event"]).hook(attribute,
-                    **hook["kwargs"])
+                        **new_kwargs)
+
+        # @utils.export() magic
         for export in self._get_magic(module_object,
                 utils.consts.BITBOT_EXPORTS_MAGIC, []):
             context_exports.add(export["setting"], export["value"])

src/utils/__init__.py

@@ -184,6 +184,11 @@ def export(setting: str, value: typing.Any):
             {"setting": setting, "value": value})
         return module
     return _export_func
+def kwarg(key: str, value: typing.Any):
+    def _kwarg_func(func):
+        _set_get_append(func, consts.BITBOT_KWARG_MAGIC, {key: value})
+        return func
+    return _kwarg_func
 
 class MultiCheck(object):
     def __init__(self,

src/utils/consts.py

@@ -2,6 +2,7 @@ import typing
 from . import _consts_256_color
 
 BITBOT_HOOKS_MAGIC = "__bitbot_hooks"
+BITBOT_KWARG_MAGIC = "__bitbot_kwarg"
 BITBOT_EXPORTS_MAGIC = "__bitbot_exports"
 
 class IRCColor(object):