TB: fixed some missing messages if no unit with role=speaker...

...is present in The Chase. Bug reported by AI0867 on IRC

changelog

@@ -30,6 +30,7 @@ Version 1.11.0-svn:
    * A Tale of Two Brothers:
      * Fix bug #19949: Turns left counter initially incorrect when objectives change and
        turn limit is extended
+     * The Chase: fixed some missing messages if no unit with role=speaker is present
    * Dead Water:
      * Updated the Stun weapon special code to use [object] duration=turn
    * Delfadors Memoirs:

data/campaigns/Two_Brothers/scenarios/02_The_Chase.cfg

@@ -228,13 +228,34 @@ Besides... I want my brother back."
     [event]
         name=start
 
-        [role]
-            type=Horseman
-            role=speaker
-        [/role]
-        [recall]
-            role=speaker
-        [/recall]
+        [if]
+            [have_unit]
+                side=1
+                type=Horseman
+                search_recall_list=yes
+            [/have_unit]
+
+            [then]
+                [role]
+                    type=Horseman
+                    role=speaker
+                [/role]
+
+                [recall]
+                    role=speaker
+                [/recall]
+            [/then]
+
+            [else]
+                [unit]
+                    type=Horseman
+                    side=1
+                    placement=leader
+                    generate_name=yes
+                    role=speaker
+                [/unit]
+            [/else]
+        [/if]
 
         [message]
             speaker=Arvith
@@ -385,6 +406,24 @@ Besides... I want my brother back."
         {VARIABLE second_password_4 _"Katklagad"}
         {VARIABLE_OP second_password_number rand "1..4"}
 
+        [if]
+            [not]
+                [have_unit]
+                    role=speaker
+                [/have_unit]
+            [/not]
+
+            [then]
+                [role]
+                    side=1
+                    [not]
+                        id=Arvith
+                    [/not]
+                    role=speaker
+                [/role]
+            [/then]
+        [/if]
+
         [message]
             speaker=unit
             message= _ "Three days ride to the northeast, in a deserted castle. The passwords to the guards are $first_password_$first_password_number and $second_password_$second_password_number|."
@@ -429,7 +468,7 @@ Besides... I want my brother back."
             message= _ "I bear a great hatred towards their kind. I will follow and fight them with you, if you permit."
         [/message]
         [message]
-            type=Horseman
+            role=speaker
             message= _ "He would only slow us down!"
         [/message]
         [message]

players_changelog

@@ -23,6 +23,7 @@ Version 1.11.0-svn:
    * A Tale of Two Brothers:
      * Fix bug #19949: Turns left counter initially incorrect when objectives change and
        turn limit is extended.
+     * The Chase: fixed some missing messages if no unit with role=speaker is present
    * Descent into Darkness:
      * Fix most possible cases for Darken Volk becoming "stuck"
        in 09_A_Small_Favor3.