shrlok: prefix message length

edmond/bot.py

@@ -62,7 +62,7 @@ class Bot(irc.client.SimpleIRCClient, Logger):
             with open(self.config["storage_file"], "wt") as storage_file:
                 json.dump(self.storage, storage_file, indent=2, sort_keys=True)
                 self.log_d("Saved storage file.")
-        except (OSError, json.decoder.JSONEncodeError) as exc:
+        except OSError as exc:
             self.log_e(f"Could not save storage file: {exc}")
 
     def on_welcome(self, connection, event):

edmond/plugins/shrlok.py

@@ -4,7 +4,11 @@ from edmond.plugin import Plugin
 
 
 class ShrlokPlugin(Plugin):
-    """Use an available shrlok server to allow sharing longer stuff."""
+    """Use an available shrlok server to allow sharing longer stuff.
+
+    This plugin does not do anything on its own, but can be used from other
+    plugins to share longer texts through a Web portal.
+    """
 
     def __init__(self, bot):
         super().__init__(bot)
@@ -22,15 +26,18 @@ class ShrlokPlugin(Plugin):
             self.url_root = self.config["url_root"]
             self.bot.log_d(f"shrlok socket path '{self.socket}'")
         else:
-            self.bot.log_i("No socket path specified, shrlok plugin disabled.")
+            self.bot.log_d("No socket path specified, shrlok plugin disabled.")
             self.is_ready = False
 
     def post_text(self, content):
         try:
-            with socket.socket(socket.AF_UNIX, socket.SOCKET_STREAM) as sock:
+            with socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) as sock:
                 sock.connect(self.socket)
-                sock.sendall(content.encode())
+                data = b'{"type":"txt"}\0' + content.encode()
+                sock.sendall(str(len(data)).encode() + b"\0" + data)
                 response = sock.recv(4096)
         except OSError as exc:
-            self.bot.log_e(f"Can't write text file: {exc}")
-        self.bot.log_i("socket replied with: " + response.decode())
+            self.bot.log_e(f"Can't post text file: {exc}")
+            return None
+        url = response.decode().replace(self.file_root, self.url_root, count=1)
+        return url