Add linux install

install/SimplePanoramaViewer.desktop

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+[Desktop Entry]
+Version=1.0
+Type=Application
+Name=SimplePanoramaViewer
+Comment=Simple web based panoram viewer
+Icon=emblem-photos
+Exec=SimplePanoramaViewer
+NoDisplay=false
+Categories=Graphics;Viewer
+StartupNotify=false
+Terminal=false
+MimeType=image/jpeg;image/pjpg

install/pjpg.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<mime-info xmlns="http://www.freedesktop.org/standards/shared-mime-info">
+  <mime-type type="image/pjpg">
+    <comment>Panoramic JPEG image</comment>
+    <comment xml:lang="fr">Image JPEG panoramique</comment>
+    <glob pattern="*.pjpeg"/>
+    <glob pattern="*.pjpg"/>
+    <glob pattern="*.pjpe"/>
+  </mime-type>
+</mime-info>

utility.sh

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+#!/bin/bash
+
+print_help()
+{
+	echo "SimplePanoramaViewer utility script"
+	echo
+	echo "Use:"
+	echo "  bash utility.sh OPTION [PATH_TO_INSTALL_DIR]"
+	echo
+	echo "Options:"
+	echo "  -i, --install          Install SimplePanoramaViewer in PATH_TO_INSTALL_DIR"
+	echo "  -u, --uninstall        Uninstall SimplePanoramaViewer frome PATH_TO_INSTALL_DIR"
+}
+
+check_dir()
+{
+	if [ -z "$1" ]; then
+	   echo "You need to pass a directory"
+	   exit
+	fi
+}
+
+install()
+{
+	DIR=$1
+	check_dir "$DIR"
+	
+	mkdir -p "$DIR/share/SimplePanoramaViewer/"
+	mkdir -p "$DIR/bin/"
+	mkdir -p "$DIR/share/applications"
+	mkdir -p "$DIR/share/mime/image"
+	cp SimplePanoramaViewer "$DIR/share/SimplePanoramaViewer"
+	cp -r css "$DIR/share/SimplePanoramaViewer"
+	cp -r html "$DIR/share/SimplePanoramaViewer"
+	cp -r js "$DIR/share/SimplePanoramaViewer"
+	cp install/SimplePanoramaViewer.desktop "$DIR/share/applications"
+	cp install/pjpg.xml "$DIR/share/mime/image"
+	echo "#!/bin/bash
+	$DIR/share/SimplePanoramaViewer/SimplePanoramaViewer \"\$@\"" > "$DIR/bin/SimplePanoramaViewer"
+	chmod a+x "$DIR/bin/SimplePanoramaViewer"
+	sudo chmod -R a+r "$DIR/share/SimplePanoramaViewer"
+}
+
+uninstall()
+{
+	DIR=$1
+	check_dir "$DIR"
+	
+	rm "$DIR/bin/SimplePanoramaViewer"
+	rm -r "$DIR/share/SimplePanoramaViewer/"
+	rm "$DIR/share/applications/SimplePanoramaViewer.desktop"
+	rm "$DIR/share/mime/image/pjpg.xml"
+}
+
+case "$1" in
+	"-h" | "--help")
+		print_help
+		;;
+	"-i" | "--install")
+		install "$2"
+		;;
+	"-u" | "--uninstall")
+		uninstall "$2"
+		;;
+	*)
+		print_help
+		;;
+esac