linux: associate replay files with taisei

CMakeLists.txt

@@ -139,8 +139,7 @@ else()
 	set(DATA_DIR "share/taisei")
     set(DOC_DIR "share/doc/taisei")
 
-    install(FILES "taisei.desktop" DESTINATION "share/applications")
-    install(FILES "taisei.png" DESTINATION "share/icons/hicolor/128x128/apps")
+    install(DIRECTORY "xdg/" DESTINATION ".")
 endif()
 
 if(WIN32)

xdg/share/applications/taisei-replay-viewer.desktop

@@ -0,0 +1,13 @@
+[Desktop Entry]
+Type=Application
+Version=1.1
+Name=Taisei (replay viewer)
+GenericName=Bullet hell shoot ’em up game
+Icon=taisei
+Terminal=false
+NoDisplay=true
+TryExec=taisei
+Exec=taisei --replay %f
+Categories=Game;ArcadeGame;
+Comment=An open-source Tōhō clone.
+MimeType=application/x-taisei-replay;

xdg/share/applications/taisei.desktop

@@ -1,10 +1,10 @@
 [Desktop Entry]
 Type=Application
-Version=1.0
+Version=1.1
 Name=Taisei
 GenericName=Bullet hell shoot ’em up game
 Icon=taisei
-Exec=taisei
 Terminal=false
+Exec=taisei
 Categories=Game;ArcadeGame;
 Comment=An open-source Tōhō clone.

xdg/share/mime/packages/taisei.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" ?>
+<mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
+    <mime-type type="application/x-taisei-replay">
+        <comment>Taisei replay</comment>
+        <magic>
+            <match offset="0" type="string" value="\x68\x6f\x6e\x6f\xe2\x9d\xa4\x75\x6d\x69"/>
+        </magic>
+        <glob pattern="*.tsr"/>
+        <icon name="taisei-replay"/>
+    </mime-type>
+</mime-info>