Initial commit

scripts/misc/compatibility_check.dsc

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+compatibility_check_compare_versions:
+    debug: false
+    type: procedure
+    definitions: version1|version2
+    script:
+    - define v1split <[version1].split[.]>
+    - define v2split <[version2].split[.]>
+    - foreach <[v1split]> as:v1splitpart:
+        - define v2splitpart <[v2split].get[<[loop_index]>].if_null[0]>
+        - if <[v1splitpart]> > <[v2splitpart]>:
+            - determine 1
+        - if <[v1splitpart]> < <[v2splitpart]>:
+            - determine -1
+    - if <[v2split].size> > <[v1split].size>:
+    	- determine -1
+    - determine 0
+
+compatibility_check_world:
+    debug: false
+    type: world
+    events:
+        after player joins:
+        - define player_version <player.viaversion_version.split[-].get[1].split[.].limit[3].get[1|2].separated_by[.]>
+        - define server_version <server.version.split[(].get[2].split[:].get[2].split[)].get[1].trim.split[.].limit[3].get[1|2].separated_by[.]>
+        - if <proc[compatibility_check_compare_versions].context[<[player_version]>|<[server_version]>]> == -1:
+            - wait 5s
+            - if !<player.is_online>:
+                - stop
+            - narrate ""
+            - narrate "<&c><&l>[<&4><&l>!<&c><&l>] <&c>You are using an outdated Minecraft version!"
+            - narrate "<&6>Your version: <&f><[player_version]>"
+            - narrate "<&6>Server version: <&f><[server_version]>"
+            - narrate ""
+            - narrate "<&f>You can still play, however we strongly encourage you to consider <&e>updating your game<&f>."
+            - narrate "<&f>We will not offer bug support if you are using an outdated version!"
+            - narrate ""
+            - narrate "<&7>(Your ViaVersion protocol: <player.viaversion_protocol>)"
+            - narrate ""