Add xml file for defining mime types

The file xboard.xml defines application/x-chess-pgn, aplication/x-chess-fen
and application/x-xboard-trn as mime types for *.pgn, *.fen and *.trn files,
so these files can be associated with XBoard in various modes.

diff --git a/xboard.xml b/xboard.xml
new file mode 100644 (file)
index 0000000..dc52bfa
--- /dev/null
+++ b/xboard.xml
@@ -0,0 +1,61 @@
+<?xml version="1.0"?>
+<mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'>
+  <mime-type type="application/x-chess-pgn">
+    <comment>PGN chess game notation</comment>
+    <comment xml:lang="ara">تدوينة لعبة الشطرنج PGN</comment>
+    <comment xml:lang="be">Zaciem ab šachmatnaj partyi PGN</comment>
+    <comment xml:lang="be@latin">Zaciem ab šachmatnaj partyi PGN</comment>
+    <comment xml:lang="bg">Игра шах — PGN</comment>
+    <comment xml:lang="ca">notació de joc d'escacs PGN</comment>
+    <comment xml:lang="cs">Šachová notace PGN</comment>
+    <comment xml:lang="da">PGN-skakspilsnotation</comment>
+    <comment xml:lang="de">PGN-Schachspielnotation</comment>
+    <comment xml:lang="en_GB">PGN chess game notation</comment>
+    <comment xml:lang="es">Notación de partida de ajedrez PGN</comment>
+    <comment xml:lang="eu">PGN xake jokoaren notazioa</comment>
+    <comment xml:lang="fi">PGN-šakkipelinotaatio</comment>
+    <comment xml:lang="fr">notation de jeu d'échecs PGN</comment>
+    <comment xml:lang="ga">nodaireacht chluiche ficheall PGN</comment>
+    <comment xml:lang="hu">PGN sakkfeljegyzés</comment>
+    <comment xml:lang="id">Notasi permainan catur PGN</comment>
+    <comment xml:lang="it">Notazione partita a scacchi PGN</comment>
+    <comment xml:lang="ja">PGN チェスゲーム記録</comment>
+    <comment xml:lang="kk">PGN шахмат ойыны</comment>
+    <comment xml:lang="ko">PGN 체스게임 기보</comment>
+    <comment xml:lang="lt">PGN šachmatų žaidimo žymėjimas</comment>
+    <comment xml:lang="lv">PGN šaha spēles notācija</comment>
+    <comment xml:lang="nb">PGN sjakkspillnotasjon</comment>
+    <comment xml:lang="nl">PGN-schaakspelnotatie</comment>
+    <comment xml:lang="nn">PGN-sjakkspelnotasjon</comment>
+    <comment xml:lang="pl">Plik PGN notacji gry w szachy</comment>
+    <comment xml:lang="pt_BR">Notação de jogo de xadrez PGN</comment>
+    <comment xml:lang="ro">Notație joc șah PGN</comment>
+    <comment xml:lang="ru">шахматная партия PGN</comment>
+    <comment xml:lang="sq">Njoftim loje shahu PGN</comment>
+    <comment xml:lang="sv">PGN-schackpartinotation</comment>
+    <comment xml:lang="uk">запис гри у шахи PGN</comment>
+    <comment xml:lang="vi">Cách ghi lượt chơi cờ PGN</comment>
+    <comment xml:lang="zh_CN">PGN 象棋游戏注记</comment>
+    <generic-icon name="application-x-chess-pgn"/>
+    <glob pattern="*.pgn"/>
+    <sub-class-of type="text/plain"/>
+    <magic priority="50">
+      <match value="[Event " type="string" offset="0"/>
+    </magic>
+  </mime-type>
+  <mime-type type="application/x-chess-fen">
+    <comment>PGN chess position</comment>
+    <generic-icon name="text-x-generic"/>
+    <glob pattern="*.fen"/>
+    <sub-class-of type="text/plain"/>
+  </mime-type>
+  <mime-type type="application/x-xboard-trn">
+    <comment>XBoard tournament</comment>
+    <generic-icon name="x-xboard-trn"/>
+    <glob pattern="*.trn"/>
+    <sub-class-of type="text/plain"/>
+    <magic priority="50">
+      <match value="-participants {" type="string" offset="0"/>
+    </magic>
+  </mime-type>
+</mime-info>