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di-airfoil.sh
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#!/usr/bin/env zsh -f
# Purpose: Download and install the latest version of Airfoil (and Airfoil Satellite)
#
# From: Timothy J. Luoma
# Mail: luomat at gmail dot com
# Date: 2018-08-28
NAME="$0:t:r"
# Note: this script will also install/update 'Airfoil Satellite.app' in the same directory
INSTALL_TO="/Applications/Airfoil.app"
HOMEPAGE="https://www.rogueamoeba.com/airfoil/"
DOWNLOAD_PAGE="https://www.rogueamoeba.com/airfoil/mac/download.php"
SUMMARY="Stream any audio from your Mac all around your network. Send music services like Spotify or web-based audio like Pandora wirelessly to all sorts of devices, including the Apple TV, HomePod, Google Chromecast, Sonos devices, and Bluetooth speakers. You can even send to iOS devices and other computers."
if [[ -e "$HOME/.path" ]]
then
source "$HOME/.path"
fi
XML_FEED='https://rogueamoeba.net/ping/versionCheck.cgi?format=sparkle&bundleid=com.rogueamoeba.Airfoil&platform=osx'
INFO=($(curl -sSfL "${XML_FEED}" \
| tr -s ' ' '\012' \
| egrep 'sparkle:version=' \
| head -1 \
| sort \
| awk -F'"' '/^/{print $2}'))
# "Sparkle" will always come before "url" because of "sort"
LATEST_VERSION="$INFO[1]"
URL="https://rogueamoeba.com/airfoil/mac/download/Airfoil.zip"
# If any of these are blank, we should not continue
if [ "$INFO" = "" -o "$LATEST_VERSION" = "" -o "$URL" = "" ]
then
echo "$NAME: Error: bad data received:
INFO: $INFO
LATEST_VERSION: $LATEST_VERSION
URL: $URL"
exit 1
fi
if [[ -e "$INSTALL_TO" ]]
then
INSTALLED_VERSION=$(defaults read "${INSTALL_TO}/Contents/Info" CFBundleShortVersionString)
autoload is-at-least
is-at-least "$LATEST_VERSION" "$INSTALLED_VERSION"
VERSION_COMPARE="$?"
if [ "$VERSION_COMPARE" = "0" ]
then
echo "$NAME: Up-To-Date ($INSTALLED_VERSION)"
exit 0
fi
echo "$NAME: Outdated: $INSTALLED_VERSION vs $LATEST_VERSION"
FIRST_INSTALL='no'
else
FIRST_INSTALL='yes'
fi
FILENAME="$HOME/Downloads/$INSTALL_TO:t:r-${LATEST_VERSION}.zip"
if (( $+commands[lynx] ))
then
RELEASE_NOTES_URL="$XML_FEED"
(echo "$NAME: Release Notes for $INSTALL_TO:t:r ($LATEST_VERSION):\n" ;
curl -sfLS "$RELEASE_NOTES_URL" \
| sed '1,/<body>/d; /<\/body>/,$d' \
| lynx -dump -nomargins -width='10000' -assume_charset=UTF-8 -pseudo_inlines -stdin ;
echo "\nSource: XML_FEED <$RELEASE_NOTES_URL>") | tee "$FILENAME:r.txt"
fi
echo "$NAME: Downloading '$URL' to '$FILENAME':"
curl --continue-at - --fail --location --output "$FILENAME" "$URL"
EXIT="$?"
## exit 22 means 'the file was already fully downloaded'
[ "$EXIT" != "0" -a "$EXIT" != "22" ] && echo "$NAME: Download of $URL failed (EXIT = $EXIT)" && exit 0
[[ ! -e "$FILENAME" ]] && echo "$NAME: $FILENAME does not exist." && exit 0
[[ ! -s "$FILENAME" ]] && echo "$NAME: $FILENAME is zero bytes." && rm -f "$FILENAME" && exit 0
UNZIP_TO=$(mktemp -d "${TMPDIR-/tmp/}${NAME}-XXXXXXXX")
echo "$NAME: Unzipping '$FILENAME' to '$UNZIP_TO':"
ditto -xk --noqtn "$FILENAME" "$UNZIP_TO"
EXIT="$?"
if [[ "$EXIT" == "0" ]]
then
echo "$NAME: Unzip successful"
else
# failed
echo "$NAME failed (ditto -xkv '$FILENAME' '$UNZIP_TO')"
exit 1
fi
if [[ -e "$INSTALL_TO" ]]
then
pgrep -xq "$INSTALL_TO:t:r" \
&& LAUNCH='yes' \
&& osascript -e "tell application \"$INSTALL_TO:t:r\" to quit"
pgrep -xq 'Airfoil Satellite.app' \
&& LAUNCH='yes' \
&& osascript -e 'tell application "Airfoil Satellite" to quit'
echo "$NAME: Moving existing (old) '$INSTALL_TO' to '$HOME/.Trash/'."
mv -vf "$INSTALL_TO" "$HOME/.Trash/$INSTALL_TO:t:r.$INSTALLED_VERSION.app"
EXIT="$?"
if [[ "$EXIT" != "0" ]]
then
echo "$NAME: failed to move existing '$INSTALL_TO' to '$HOME/.Trash/'."
exit 1
fi
mv -vf "$INSTALL_TO:h/Airfoil Satellite.app" "$HOME/.Trash/Airfoil Satellite.$INSTALLED_VERSION.app" \
EXIT="$?"
if [[ "$EXIT" != "0" ]]
then
echo "$NAME: failed to move existing '$INSTALL_TO:h/Airfoil Satellite.app' to '$HOME/.Trash/'."
exit 1
fi
fi
echo "$NAME: Moving new version of '$INSTALL_TO:t' (from '$UNZIP_TO') to '$INSTALL_TO'."
# Move the file out of the folder
mv -vn ${UNZIP_TO}/Airfoil/*.app "$INSTALL_TO:h"
EXIT="$?"
if [[ "$EXIT" = "0" ]]
then
echo "$NAME: Successfully installed '$UNZIP_TO/$INSTALL_TO:t' to '$INSTALL_TO'."
else
echo "$NAME: Failed to move '$UNZIP_TO/$INSTALL_TO:t' to '$INSTALL_TO'."
exit 1
fi
[[ "$LAUNCH" = "yes" ]] && open -a "$INSTALL_TO"
exit 0
#EOF