add deferred_read.py, to defer parsing of *some* lines until after 001

1 files changed, 23 insertions, 0 deletions

diff --git a/modules/deferred_read.py b/modules/deferred_read.py
new file mode 100644
index 00000000..c891e860
--- /dev/null
+++ b/modules/deferred_read.py
@@ -0,0 +1,23 @@
+from src import EventManager, ModuleManager, utils
+
+# postpone parsing SOME lines until after 001
+
+class Module(ModuleManager.BaseModule):
+    @utils.hook("new.server")
+    def new_server(self, event):
+        event["server"]._deferred_read = []
+
+    @utils.hook("raw.received.001", priority=EventManager.PRIORITY_LOW)
+    def on_001(self, event):
+        lines = event["server"]._deferred_read[:]
+        event["server"]._deferred_read.clear()
+        for line in lines:
+            self.events.on("raw.received").call(line=line,
+                server=event["server"])
+
+    @utils.hook("raw.received.mode", priority=EventManager.PRIORITY_HIGH)
+    def defer(self, event):
+        if not event["server"].connected:
+            event.eat()
+            event["server"]._deferred_read.append(event["line"])
+