优化字符串判断

Author: Yuchen Deng

base-config.sh

@@ -702,8 +702,8 @@ chmod 755 /usr/local/bin/$1-libreoffice
 # 添加启动器
 machinectl start $1 && sleep 0.5
 echo
-[[ $(su -w DISPLAY - $SUDO_USER -c "$1-query" | grep com.qq.im.deepin.desktop) ]] && [[ ! -f /usr/share/applications/deepin-qq.desktop || ! -f /usr/share/pixmaps/com.qq.im.deepin.svg ]] && su -w DISPLAY - $SUDO_USER -c "$1-install-qq"
-[[ $(su -w DISPLAY - $SUDO_USER -c "$1-query" | grep com.qq.weixin.deepin.desktop) ]] && [[ ! -f /usr/share/applications/deepin-weixin.desktop || ! -f /usr/share/pixmaps/com.qq.weixin.deepin.svg ]] && su -w DISPLAY - $SUDO_USER -c "$1-install-weixin"
+[ -n "$(su -w DISPLAY - $SUDO_USER -c "$1-query" | grep com.qq.im.deepin.desktop)" ] && [[ ! -f /usr/share/applications/deepin-qq.desktop || ! -f /usr/share/pixmaps/com.qq.im.deepin.svg ]] && su -w DISPLAY - $SUDO_USER -c "$1-install-qq"
+[ -n "$(su -w DISPLAY - $SUDO_USER -c "$1-query" | grep com.qq.weixin.deepin.desktop)" ] && [[ ! -f /usr/share/applications/deepin-weixin.desktop || ! -f /usr/share/pixmaps/com.qq.weixin.deepin.svg ]] && su -w DISPLAY - $SUDO_USER -c "$1-install-weixin"
 [ -f /usr/share/applications/deepin-qq.desktop ] && cat /usr/share/applications/deepin-qq.desktop | grep $1-
 [ -f /usr/share/applications/deepin-weixin.desktop ] && cat /usr/share/applications/deepin-weixin.desktop | grep $1-