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Commit eaf1fa8f authored by LuK1337's avatar LuK1337 Committed by Gabriele M
Browse files

Updater: Add property that allows us to downgrade 

Change-Id: I6916639f05c52ae198f0d1656deb23ee5186907f
parent 26a4c7a1

src/org/lineageos/updater/misc/Constants.java

+1 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ public final class Constants { 
    public static final String PROP_DEVICE = "ro.cm.device";

    public static final String PROP_NEXT_DEVICE = "ro.updater.next_device";

    public static final String PROP_RELEASE_TYPE = "ro.cm.releasetype";

    public static final String PROP_UPDATER_ALLOW_DOWNGRADING = "cm.updater.allow_downgrading";

    public static final String PROP_UPDATER_URI = "cm.updater.uri";



    public static final String PREF_INSTALL_OLD_TIMESTAMP = "install_old_timestamp";

src/org/lineageos/updater/misc/Utils.java

+4 −2
Original line number Diff line number Diff line
@@ -94,7 +94,8 @@ public class Utils { 
    }



    public static boolean isCompatible(UpdateBaseInfo update) {

        if (update.getTimestamp() < SystemProperties.getLong(Constants.PROP_BUILD_DATE, 0)) {

        if (!SystemProperties.getBoolean(Constants.PROP_UPDATER_ALLOW_DOWNGRADING, false) &&

                update.getTimestamp() < SystemProperties.getLong(Constants.PROP_BUILD_DATE, 0)) {

            Log.d(TAG, update.getName() + " is older than current build");

            return false;

        }
@@ -106,7 +107,8 @@ public class Utils { 
    }



    public static boolean canInstall(UpdateBaseInfo update) {

        return update.getTimestamp() >= SystemProperties.getLong(Constants.PROP_BUILD_DATE, 0) &&

        return (SystemProperties.getBoolean(Constants.PROP_UPDATER_ALLOW_DOWNGRADING, false) ||

                update.getTimestamp() >= SystemProperties.getLong(Constants.PROP_BUILD_DATE, 0)) &&

                update.getVersion().equalsIgnoreCase(

                        SystemProperties.get(Constants.PROP_BUILD_VERSION));

    }