#!/bin/sh

# Copyright (c) 2013-2019, The PurpleI2P Project
# This file is part of Purple I2P project and licensed under BSD3
# See full license text in LICENSE file at top of project tree

dir=${0%/*}
if [ "$dir" = "$0" ]; then
  dir="."
fi
cd $dir

arch=$(uname -m)
language=$(osascript -e 'user locale of (get system info)' | sed -e 's/_/-/g')
version="60.6.1esr"
i2pdversion="2.24.0"

ftpmirror="https://ftp.mozilla.org/pub/firefox/releases/${version}"

curlfind=$(which curl)
if [ -z $curlfind ]; then
	echo "'cURL' does not seem to be installed. The script needs it!";
	exit 1;
fi

echo "This script is preparing Firefox $version for use with I2Pd"

file="Firefox ${version}.dmg"
filepath="mac/${language}/${file}"

echo "Downloading $application..."

tmpfilepath=$(echo $filepath | sed 's/ /%20/g')
curl -L -f -# -o "${file}" "${ftpmirror}/${tmpfilepath}"
if [ $? -ne 0 ]; then # Not found error, trying to cut language variable
	echo "[TRY 2] I'll try downloading Firefox with shorter language code";
	language=$(echo $language | cut -c-2)
	# re-create variable with cutted lang
	filepath="mac/$language/$file"
	tmpfilepath=$(echo $filepath | sed 's/ /%20/g')
	curl -L -f -# -o "${file}" "${ftpmirror}/${tmpfilepath}"
	if [ $? -ne 0 ]; then # Not found error, trying to download english version
		echo "[TRY 3] I'll try downloading Firefox with the English language code";
		language="en_US"
		# re-create lang variable
		filepath="mac/$language/$file"
		tmpfilepath=$(echo $filepath | sed 's/ /%20/g')
		curl -L -f -# -o "${file}" "${ftpmirror}/${tmpfilepath}"
		if [ $? -ne 0 ]; then # After that i can say only that user haven't internet connection
			echo "[Error] Can't download file. Check your internet connectivity."
			exit 1;
		fi
	fi
fi

if [ ! -f $file ]; then
	echo "[Error] Can't find downloaded file. Does it really exist?"
	exit 1;
fi

echo "Downloading checksum file and checking SHA512 checksum"
curl -L -f -# -O "${ftpmirror}/SHA512SUMS"
recv_sum=$(grep "$filepath" SHA512SUMS | cut -c-128)
file_sum=$(shasum -a 512 "$file" | cut -c-128)
if [ $recv_sum != $file_sum ]; then
	echo "[Error] File checksum failed!"
	exit 1;
else
	echo "Checksum correct."
	rm SHA512SUMS
fi

echo "Attaching image and copying files..."
hdiutil attach "$file"
cp -rf /Volumes/Firefox/Firefox.app ../FirefoxESR.app
mkdir ../data

echo "Detaching image and removing image file..."
hdiutil detach /Volumes/Firefox
rm "$file"

## TODO: check on linux before make that changes
# Deleting some not needed files
rm -r ../FirefoxESR.app/Contents/Library
rm -r ../FirefoxESR.app/Contents/MacOS/crashreporter.app
rm ../FirefoxESR.app/Contents/MacOS/pingsender
rm -r ../FirefoxESR.app/Contents/MacOS/updater.app
rm ../FirefoxESR.app/Contents/Resources/browser/blocklist.xml
rm ../FirefoxESR.app/Contents/Resources/browser/crashreporter-override.ini
rm ../FirefoxESR.app/Contents/Resources/browser/features/aushelper@mozilla.org.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/firefox@getpocket.com.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/followonsearch@mozilla.com.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/formautofill@mozilla.org.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/jaws-esr@mozilla.org.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/onboarding@mozilla.org.xpi
rm ../FirefoxESR.app/Contents/Resources/browser/features/screenshots@mozilla.org.xpi
rm ../FirefoxESR.app/Contents/Resources/precomplete
rm ../FirefoxESR.app/Contents/Resources/removed-files
rm ../FirefoxESR.app/Contents/Resources/update*
# And edit some places
sed -i '' -e "s/Enabled=1/Enabled=0/g" "../FirefoxESR.app/Contents/Resources/application.ini"
sed -i '' -e "s/ServerURL=.*/ServerURL=-/" "../FirefoxESR.app/Contents/Resources/application.ini"
# Done!

echo "Downloading language packs..."
curl -L -f -# -o ../FirefoxESR.app/Contents/Resources/browser/extensions/langpack-ru@firefox.mozilla.org.xpi "https://addons.mozilla.org/firefox/downloads/file/978562/russian_ru_language_pack-60.0buildid20180605171542-an+fx.xpi"
curl -L -f -# -o ../FirefoxESR.app/Contents/Resources/browser/extensions/langpack-en-US@firefox.mozilla.org.xpi "https://addons.mozilla.org/firefox/downloads/file/978493/english_us_language_pack-60.0buildid20180605171542-an+fx.xpi"

echo "Downloading NoScript extension..."
curl -L -f -# -o ../FirefoxESR.app/Contents/Resources/browser/extensions/{73a6fe31-595d-460b-a920-fcc0f8843232}.xpi "https://addons.mozilla.org/firefox/downloads/file/1739083/noscript_security_suite-10.6.1-an+fx.xpi"

echo "Adding standard configs..."
cp profile/* ../data/
cp -r preferences/* ../FirefoxESR.app/Contents/Resources/

echo '#!/bin/sh' > "../i2pdbrowser-portable"
echo 'dir=${0%/*}' >> "../i2pdbrowser-portable"
echo 'if [ "$dir" = "$0" ]; then' >> "../i2pdbrowser-portable"
echo '  dir="."' >> "../i2pdbrowser-portable"
echo 'fi' >> "../i2pdbrowser-portable"
echo 'cd $dir' >> "../i2pdbrowser-portable"
echo 'FirefoxESR.app/Contents/MacOS/firefox -profile data -no-remote' >> "../i2pdbrowser-portable"

chmod +x "../i2pdbrowser-portable"

echo "Downloading i2pd..."
curl -L -f -# -O "https://github.com/PurpleI2P/i2pd/releases/download/${i2pdversion}/i2pd_${i2pdversion}_osx.tar.gz"
mkdir ../i2pd
tar xfz i2pd_${i2pdversion}_osx.tar.gz -C ../i2pd
mv ../i2pd/i2pd ../i2pd/i2pd-osx
cp -rf i2pd/* ../i2pd
rm "i2pd_${i2pdversion}_osx.tar.gz"

echo "... finished"