#!/bin/bash
#DivestOS: A privacy oriented Android distribution
#Copyright (c) 2015-2018 Spot Communications, Inc.
#
#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation, either version 3 of the License, or
#(at your option) any later version.
#
#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.
#
#You should have received a copy of the GNU General Public License
#along with this program.  If not, see <https://www.gnu.org/licenses/>.

#Initialize aliases
#source ../../Scripts/LineageOS-15.1/00init.sh

#Delete Everything and Sync
#resetWorkspace

#Apply all of our changes
#patchWorkspace

#Build!
#buildDevice [device]
#buildAll

#Generate an incremental
#./build/tools/releasetools/ota_from_target_files --block -t 8 -i old.zip new.zip update.zip

#Generate firmware deblobber
#mka firmware_deblobber

#
#START OF PREPRATION
#
#Download some (non-executable) out-of-tree files for use later on
mkdir /tmp/ar
cd /tmp/ar
wget https://spotco.us/hosts -N #XXX: /hosts is built from non-commercial use files, switch to /hsc for release

#Accept all SDK licences, not normally needed but Gradle managed apps fail without it
mkdir -p "$ANDROID_HOME/licenses"
echo -e "\n8933bad161af4178b1185d1a37fbf41ea5269c55\nd56f5187479451eabf01fb78af6dfcb131a6481e" > "$ANDROID_HOME/licenses/android-sdk-license"
echo -e "\n84831b9409646a918e30573bab4c9c91346d8abd" > "$ANDROID_HOME/licenses/android-sdk-preview-license"
#
#END OF PREPRATION
#

#
#START OF ROM CHANGES
#

#top dir
cp -r $patches"Fennec_DOS-Shim" $base"packages/apps/"; #Add a shim to install Fennec DOS without actually including the large APK

enterAndClear "bootable/recovery"
#patch -p1 < $patches"android_bootable_recovery/0001-Squash_Menus.patch"; #What's a back button?

enterAndClear "build"
#patch -p1 < $patches"android_build/0001-Automated_Build_Signing.patch" #Automated build signing. Disclaimer: From CopperheadOS 13.0
#patch -p1 < $patches"android_build/JustArchis_Optimizations-Rebased.patch" #JustArchi's Compiler Flags XXX: Breaks some devices, see buildAllN03()
sed -i 's/messaging/Silence/' target/product/*.mk; #Replace AOSP Messaging app with Silence

enterAndClear "device/qcom/sepolicy"
#patch -p1 < $patches"android_device_qcom_sepolicy/0001-Camera_Fix.patch" #Fix camera on user builds

enterAndClear "external/sqlite"
#patch -p1 < $patches"android_external_sqlite/0001-Secure_Delete.patch" #Enable secure_delete by default. Disclaimer: From CopperheadOS 13.0

enterAndClear "frameworks/base"
#git revert 0326bb5e41219cf502727c3aa44ebf2daa19a5b3 #re-enable doze on devices without gms
sed -i 's/DEFAULT_MAX_FILES = 1000;/DEFAULT_MAX_FILES = 0;/' services/core/java/com/android/server/DropBoxManagerService.java; #Disable DropBox
sed -i 's/com.android.messaging/org.smssecure.smssecure/' core/res/res/values/config.xml; #Change default SMS app to Silence
sed -i 's|db_default_journal_mode" translateble="false">PERSIST|db_default_journal_mode" translateble="false">TRUNCATE|' core/res/res/values/config.xml; #Mirror SQLite secure_delete
sed -i 's|config_permissionReviewRequired">false|config_permissionReviewRequired">true|' core/res/res/values/config.xml;
#patch -p1 < $patches"android_frameworks_base/0001-Reduced_Resolution.patch" #Allow reducing resolution to save power TODO: Add 800x480
#patch -p1 < $patches"android_frameworks_base/0003-Signature_Spoofing.patch" #Allow packages to spoof their signature (MicroG)
#patch -p1 < $patches"android_frameworks_base/0005-Harden_Sig_Spoofing.patch" #Restrict signature spoofing to system apps signed with the platform key
#patch -p1 < $patches"android_frameworks_base/0006-OpenNIC.patch" #Change fallback and tethering DNS servers to OpenNIC AnyCast
rm -rf packages/PrintRecommendationService; #App that just creates popups to install proprietary print apps
rm core/res/res/values/config.xml.orig core/res/res/values/strings.xml.orig

#enterAndClear "frameworks/opt/net/ims"
#patch -p1 < $patches"android_frameworks_opt_net_ims/0001-Fix_Calling.patch" #Fix calling after we remove IMS

enterAndClear "frameworks/opt/net/wifi"
#Fix an issue when permision review is enabled that prevents using the Wi-Fi quick tile
#See https://github.com/CopperheadOS/platform_frameworks_opt_net_wifi/commit/c2a2f077a902226093b25c563e0117e923c7495b
sed -i 's/boolean mPermissionReviewRequired/boolean mPermissionReviewRequired = false/' service/java/com/android/server/wifi/WifiServiceImpl.java;
awk -i inplace '!/mPermissionReviewRequired = Build.PERMISSIONS_REVIEW_REQUIRED/' service/java/com/android/server/wifi/WifiServiceImpl.java;
awk -i inplace '!/\|\| context.getResources\(\).getBoolean\(/' service/java/com/android/server/wifi/WifiServiceImpl.java;
awk -i inplace '!/com.android.internal.R.bool.config_permissionReviewRequired/' service/java/com/android/server/wifi/WifiServiceImpl.java;

enterAndClear "packages/apps/DejaVu"
cp $patches"android_packages_apps_DejaVu/Android.mk" Android.mk #Add a build file

enterAndClear "packages/apps/FakeStore"
sed -i 's|$(OUT_DIR)/target/|$(PWD)/$(OUT_DIR)/target/|' Android.mk;
sed -i 's/ln -s /ln -sf /' Android.mk;
sed -i 's/ext.androidBuildVersionTools = "24.0.3"/ext.androidBuildVersionTools = "25.0.3"/' build.gradle;

enterAndClear "packages/apps/FDroid"
git checkout 6260c11efc0f8296c19ee8d075cafbc556869cd1
patch -p1 < $patches"android_packages_apps_FDroid/0001.patch" #Mark as privileged
cp $patches"android_packages_apps_FDroid/default_repos.xml" app/src/main/res/values/default_repos.xml; #Add extra repos
sed -i 's|gradle|./gradlew|' Android.mk; #Gradle 4.0 fix
sed -i 's|/$(fdroid_dir) \&\&| \&\&|' Android.mk; #One line wouldn't work... no matter what I tried.

enterAndClear "packages/apps/FDroidPrivilegedExtension"
patch -p1 < $patches"android_packages_apps_FDroidPrivilegedExtension/0002-Release_Key.patch" #Change to release key
#release-keys: CB:1E:E2:EC:40:D0:5E:D6:78:F4:2A:E7:01:CD:FA:29:EE:A7:9D:0E:6D:63:32:76:DE:23:0B:F3:49:40:67:C3
#test-keys: C8:A2:E9:BC:CF:59:7C:2F:B6:DC:66:BE:E2:93:FC:13:F2:FC:47:EC:77:BC:6B:2B:0D:52:C1:1F:51:19:2A:B8

enterAndClear "packages/apps/GmsCore"
git submodule update --init --recursive
sed -i 's|build/outputs/apk/play-services-core-release-unsigned.apk|build/outputs/apk/release/play-services-core-release-unsigned.apk|' Android.mk;

enterAndClear "packages/apps/GsfProxy"
sed -i 's/ext.androidBuildVersionTools = "24.0.3"/ext.androidBuildVersionTools = "25.0.3"/' build.gradle;

enterAndClear "packages/apps/IchnaeaNlpBackend"
sed -i 's|$(OUT_DIR)/target/|$(PWD)/$(OUT_DIR)/target/|' Android.mk;
sed -i 's/compileSdkVersion 23/compileSdkVersion 25/' build.gradle;
sed -i 's/buildToolsVersion "23.0.2"/buildToolsVersion "25.0.3"/' build.gradle;

enterAndClear "packages/apps/LineageParts"
rm -rf src/org/cyanogenmod/cmparts/cmstats/ res/xml/anonymous_stats.xml res/xml/preview_data.xml #Nuke part of CMStats
sed -i 's|config_showWeatherMenu">true|config_showWeatherMenu">false|' res/values/config.xml; #Disable Weather
#patch -p1 < $patches"android_packages_apps_CMParts/0001-Remove_Analytics.patch" #Remove the rest of CMStats
#patch -p1 < $patches"android_packages_apps_CMParts/0002-Reduced_Resolution.patch" #Allow reducing resolution to save power

enterAndClear "packages/apps/Settings"
git revert 7caa1b691a137ba1a49cb258d774679229ee2de5
sed -i 's/private int mPasswordMaxLength = 16;/private int mPasswordMaxLength = 48;/' src/com/android/settings/ChooseLockPassword.java; #Increase max password length
sed -i 's/GSETTINGS_PROVIDER = "com.google.settings";/GSETTINGS_PROVIDER = "com.google.oQuae4av";/' src/com/android/settings/PrivacySettings.java; #MicroG doesn't support Backup, hide the options
#patch -p1 < $patches"android_packages_apps_Settings/0001-Privacy_Guard-More_Perms.patch" #Allow more control over various permissions via Privacy Guard

enterAndClear "packages/apps/SetupWizard"
#patch -p1 < $patches"android_packages_apps_SetupWizard/0001-Remove_Analytics.patch" #Remove the rest of CMStats

enterAndClear "packages/apps/Silence"
cp $patches"android_packages_apps_Silence/Android.mk" Android.mk #Add a build file

enterAndClear "packages/apps/Updater"
#patch -p1 < $patches"android_packages_apps_Updater/0001-Server.patch" #Switch to our server

enterAndClear "packages/apps/WallpaperPicker"
#rm res/drawable-nodpi/{*.png,*.jpg} res/values-nodpi/wallpapers.xml; #Remove old ones
#cp -r $dosWallpapers'Compressed/.' res/drawable-nodpi/; #Add ours
#cp -r $dosWallpapers"Thumbs/." res/drawable-nodpi/;
#cp $dosWallpapers"wallpapers.xml" res/values-nodpi/wallpapers.xml;
sed -i 's/req.touchEnabled = touchEnabled;/req.touchEnabled = true;/' src/com/android/wallpaperpicker/WallpaperCropActivity.java; #Allow scrolling
sed -i 's/mCropView.setTouchEnabled(req.touchEnabled);/mCropView.setTouchEnabled(true);/' src/com/android/wallpaperpicker/WallpaperCropActivity.java;
sed -i 's/WallpaperUtils.EXTRA_WALLPAPER_OFFSET, 0);/WallpaperUtils.EXTRA_WALLPAPER_OFFSET, 0.5f);/' src/com/android/wallpaperpicker/WallpaperPickerActivity.java; #Center aligned by default

enterAndClear "packages/inputmethods/LatinIME"
#patch -p1 < $patches"android_packages_inputmethods_LatinIME/0001-Voice.patch" #Remove voice input key

enterAndClear "packages/services/Telephony"
#patch -p1 < $patches"android_packages_services_Telephony/0001-LTE_Only.patch" #LTE only preferred network mode choice. Disclaimer: From CopperheadOS before their LICENSE was added

enterAndClear "system/core"
cat /tmp/ar/hosts >> rootdir/etc/hosts #Merge in our HOSTS file
#git revert 0217dddeb5c16903c13ff6c75213619b79ea622b d7aa1231b6a0631f506c0c23816f2cd81645b15f #Always update recovery
#patch -p1 < $patches"android_system_core/0001-Harden_Mounts.patch" #Harden mounts with nodev/noexec/nosuid. Disclaimer: From CopperheadOS 13.0

enterAndClear "system/vold"
#patch -p1 < $patches"android_system_vold/0001-AES256.patch" #Add a variable for enabling AES-256 bit encryption

enterAndClear "vendor/lineage"
#rm -rf overlay/common/vendor/cmsdk/packages #Remove analytics
awk -i inplace '!/50-cm.sh/' config/common.mk; #Make sure our hosts is always used
patch -p1 < $patches"android_vendor_cm/0001-SCE.patch" #Include our extras such as MicroG and F-Droid
cp $patches"android_vendor_cm/sce.mk" config/sce.mk
cp $patches"android_vendor_cm/config.xml" overlay/common/vendor/cmsdk/cm/res/res/values/config.xml; #Per app performance profiles
cp -r $patches"android_vendor_cm/firmware_deblobber" .;
cp $patches"android_vendor_cm/firmware_deblobber.mk" build/tasks/firmware_deblobber.mk;
sed -i 's/CM_BUILDTYPE := UNOFFICIAL/CM_BUILDTYPE := dos/' config/common.mk; #Change buildtype
sed -i 's/messaging/Silence/' config/telephony.mk; #Replace AOSP Messaging app with Silence
sed -i 's/config_enableRecoveryUpdater">false/config_enableRecoveryUpdater">true/' overlay/common/packages/apps/Settings/res/values/config.xml; #Expose option to update recovery
#sed -i 's/mka bacon/mka bacon target-files-package dist/' build/envsetup.sh; #Create target-files for incrementals

enterAndClear "vendor/lineage-sdk"
awk -i inplace '!/WeatherManagerServiceBroker/' cm/res/res/values/config.xml; #Disable Weather
cp $patches"cm_platform_sdk/profile_default.xml" cm/res/res/xml/profile_default.xml; #Replace default profiles with *way* better ones
#patch -p1 < $patches"cm_platform_sdk/0001-Radio.patch" #Add a QS tile to control radio power
sed -i 's/shouldUseOptimizations(weight)/true/' cm/lib/main/java/org/cyanogenmod/platform/internal/PerformanceManagerService.java; #Per app performance profiles fix
#
#END OF ROM CHANGES
#

#
#START OF DEVICE CHANGES
#
enterAndClear "device/amazon/hdx-common"
echo "/dev/block/platform/msm_sdcc.1/by-name/misc /misc emmc defaults defaults" >> rootdir/etc/fstab.qcom; #Add the misc (mmcblk0p5) partition for recovery flags

enterAndClear "device/oneplus/bacon"
sed -i "s/TZ.BF.2.0-2.0.0134/TZ.BF.2.0-2.0.0134|TZ.BF.2.0-2.0.0137/" board-info.txt; #Suport new TZ firmware https://review.lineageos.org/#/c/178999/

#enterAndClear "kernel/lge/g3"
#sed -i 's/39 01 00 00 00 00 04 F2 01 00 40/39 01 00 00 00 00 04 F2 01 00 00/' arch/arm/boot/dts/msm8974pro-lge-common/msm8974pro-lge-panel.dtsi; #Oversharpening fix, Credit: @Skin1980

#Make changes to all devices
cd $base
find "device" -maxdepth 2 -mindepth 2 -type d -exec bash -c 'enhanceLocation "$0"' {} \;
find "device" -maxdepth 2 -mindepth 2 -type d -exec bash -c 'enableDexPreOpt "$0"' {} \;
find "device" -maxdepth 2 -mindepth 2 -type d -exec bash -c 'enableForcedEncryption "$0"' {} \;
#find "device" -maxdepth 2 -mindepth 2 -type d -exec bash -c 'enableStrongEncryption "$0"' {} \;
find "kernel" -maxdepth 2 -mindepth 2 -type d -exec bash -c 'hardenDefconfig "$0"' {} \;
cd $base

#Fix broken options enabled by hardenDefconfig()
sed -i "s/CONFIG_DEBUG_RODATA=y/# CONFIG_DEBUG_RODATA is not set/" kernel/google/msm/arch/arm/configs/lineageos_*_defconfig; #Breaks on compile
#sed -i "s/CONFIG_STRICT_MEMORY_RWX=y/# CONFIG_STRICT_MEMORY_RWX is not set/" kernel/lge/msm8996/arch/arm64/configs/lineageos_*_defconfig; #Breaks on compile
#
#END OF DEVICE CHANGES
#