PawletOS/lineageos_updater
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Updater: Add property that allows us to downgrade

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Change-Id: I6916639f05c52ae198f0d1656deb23ee5186907f
This commit is contained in:
LuK1337
2018-06-09 00:10:59 +02:00
committed by Gabriele M
parent 608789ff36
commit 460cb87510
2 changed files with 5 additions and 2 deletions
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1
src/org/lineageos/updater/misc/Constants.java
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@@ -39,6 +39,7 @@ public final class Constants {
public static final String PROP_DEVICE = "ro.lineage.device";
public static final String PROP_NEXT_DEVICE = "ro.updater.next_device";
public static final String PROP_RELEASE_TYPE = "ro.lineage.releasetype";
public static final String PROP_UPDATER_ALLOW_DOWNGRADING = "lineage.updater.allow_downgrading";
public static final String PROP_UPDATER_URI = "lineage.updater.uri";
public static final String PREF_INSTALL_OLD_TIMESTAMP = "install_old_timestamp";

6
src/org/lineageos/updater/misc/Utils.java
View File

@@ -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));
}