Fix: Newlines replaced with spaces in botcmd args (#1716)

CHANGES.rst

@@ -18,6 +18,7 @@ fixes:
 - chore: bump jinja2 to 3.1.5 and requests to 2.32.0 (#1714)
 - Fix: situationally broken apropos command (#1711)
 - chore: bump requests to 2.32.3 (#1715)
+- Fix: Newlines replaced with spaces in botcmd args (#1716)
 - chore: bump jinja2 to 3.1.6 (#1723)
 - chore: update errbot-backend-slackv3 version to 0.3.1 (#1725)
 

errbot/core.py

@@ -325,21 +325,25 @@ def process_message(self, msg: Message) -> bool:
             prefixed = True
 
         text = text.strip()
-        text_split = text.split()
         cmd = None
         command = None
         args = ""
         if not only_check_re_command:
-            i = len(text_split)
+            first = True
+            i = len(text.split())
             while cmd is None:
+                # maxsplit so we can preserve linebreaks and other whitespace in args
+                text_split = text.split(maxsplit=i)
                 command = "_".join(text_split[:i])
 
                 with self._gbl:
                     if command in self.commands:
                         cmd = command
-                        args = " ".join(text_split[i:])
+                        if not first:
+                            args = text_split[-1]
                     else:
                         i -= 1
+                        first = False
                 if i <= 0:
                     break
 

tests/commands_test.py

@@ -57,6 +57,16 @@ def test_echo(testbot):
     assert "foo" in testbot.exec_command("!echo foo")
 
 
+def test_echo_newline_args(testbot):
+    # https://github.com/errbotio/errbot/issues/1307
+    assert testbot.exec_command("!echo\nfoo\nbar").startswith("foo")
+
+
+def test_echo_newline_preserved(testbot):
+    # https://github.com/errbotio/errbot/issues/1716
+    assert "\n" in testbot.exec_command("!echo foo\nbar")
+
+
 def test_status_gc(testbot):
     assert "GC 0->" in testbot.exec_command("!status gc")