add rainbow.py

modules/rainbow.py

@@ -0,0 +1,35 @@
+import random
+from src import ModuleManager, utils
+
+COLORS = [
+    utils.consts.BLUE,
+    utils.consts.LIGHTBLUE,
+    utils.consts.CYAN,
+    utils.consts.LIGHTCYAN,
+    utils.consts.GREEN,
+    utils.consts.LIGHTGREEN,
+    utils.consts.YELLOW,
+    utils.consts.ORANGE,
+    utils.consts.BROWN,
+    utils.consts.RED,
+    utils.consts.PINK,
+    utils.consts.PURPLE
+]
+
+class Module(ModuleManager.BaseModule):
+    @utils.hook("received.command.rainbow")
+    @utils.kwarg("help", "Rainbowify a given string or the last message")
+    @utils.kwarg("usage", "[string]")
+    def rainbow(self, event):
+        args = event["args"]
+        if not args:
+            args = event["target"].buffer.get()
+            if not args:
+                raise utils.EventError("No line found to rainbowify")
+
+        offset = random.randint(0, len(COLORS))
+        out = ""
+        for i, c in enumerate(event["args"]):
+            color = COLORS[(i+offset)%len(COLORS)]
+            out += utils.irc.color(c, color, terminate=False)
+        event["stdout"].write(out)