Add FlashForge "xgcode" mime-type

FlashForge's FlashPrint software uses gcode with a binary header
containing extra data to save sliced models. Seeing as they have a known
magic and that we might want to use them outside of FlashPrint itself,
add a mime-type.

3 files changed, 9 insertions, 0 deletions

diff --git a/data/freedesktop.org.xml.in b/data/freedesktop.org.xml.in
index 399e7e7f..ee392fa0 100644
--- a/data/freedesktop.org.xml.in
+++ b/data/freedesktop.org.xml.in
@@ -7644,6 +7644,14 @@ command to generate the output files.
     <glob pattern="*.gcode"/>
   </mime-type>
 
+  <mime-type type="text/x-gcode-gx">
+    <comment>G-code Extended file</comment>
+    <magic>
+      <match type="string" value="xgcode 1.0" offset="0"/>
+    </magic>
+    <glob pattern="*.gx"/>
+  </mime-type>
+
   <mime-type type="application/x-fds-disk">
     <comment>Nintendo FDS disk image</comment>
     <acronym>FDS</acronym>
diff --git a/tests/mime-detection/20mm_Box.gx b/tests/mime-detection/20mm_Box.gx
new file mode 100644
index 00000000..ea77861e
--- /dev/null
+++ b/tests/mime-detection/20mm_Box.gx
diff --git a/tests/mime-detection/list b/tests/mime-detection/list
index 946a0575..07eb9774 100644
--- a/tests/mime-detection/list
+++ b/tests/mime-detection/list
@@ -840,6 +840,7 @@ dbus-comment.service text/x-dbus-service
 binary.stl model/stl oxo
 ascii.stl model/stl
 test.gcode text/x.gcode ox
+20mm_Box.gx text/x-gcode-gx
 
 # Virtualization disk images
 disk.qcow2 application/x-qemu-disk