PortValhalla/scripts/PopOS/software/brave-extensions.sh

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Executable file

#!/bin/bash
# Elevate script
if [ ! "$UID" -eq 0 ]
then
sudo bash "$BASH_SOURCE" "$USER"
else
# Download and extract `youtube-music-dl`
archiveName=$(sudo -u $1 mktemp)
sudo -u $1 wget https://github.com/dougppaz/youtube-music-dl/releases/download/v1.2.1/youtube-music-dl.zip -O $archiveName
extensionName=youtube-music-dl
contextRoot=$(sudo -u $1 mktemp -d)
extensionDir=$contextRoot/$extensionName
keyFile=$extensionDir.pem
extensionFile=$extensionDir.crx
manifestFile=$extensionDir/manifest.json
extensionRoot=/usr/share/brave-extensions
destination=$extensionRoot/$extensionName.crx
# Prepare extension
mkdir -p $extensionRoot
sudo -u $1 unzip $archiveName -d $extensionDir
sudo -u $1 brave-browser --pack-extension=$extensionDir
rm $archiveName
# Tamper manifest file
manifest="$(cat $manifestFile | jq ". + {key: "'"'"$(openssl rsa -in $keyFile -pubout -outform DER | openssl base64 -A)"'"'"}")"
manifest="$(echo $manifest | jq ".background.persistent = false")"
echo $manifest | sudo -u $1 tee $manifestFile
# Pack extension
extensionID=$(openssl rsa -in $keyFile -pubout -outform DER | shasum -a 256 | head -c32 | tr 0-9a-f a-p)
extensionVersion=$(cat $manifestFile | jq -r '.version')
sudo -u $1 brave-browser --pack-extension=$extensionDir --pack-extension-key=$keyFile
# Install extension and preinstall it
cp $extensionFile $extensionRoot
configRoot=/opt/brave.com/brave/extensions/
rm -rf $contextRoot
chmod -R a+rx $extensionRoot
chmod -R u+w $extensionRoot
mkdir -p $configRoot
{
echo "{"
echo ' "external_crx": "'"$destination"'",'
echo ' "external_version": "'"$extensionVersion"'"'
echo "}"
} | tee $configRoot/$extensionID.json
fi