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Commit 5a5b407b authored by Aayush Gupta's avatar Aayush Gupta
Browse files

updater: Rework logic to check for new updates 



- Use the current system's version against update's version to check for new
  updates

Signed-off-by: Aayush Gupta's avatarAayush Gupta <theimpulson@e.email>
parent ee2c39b2

src/org/lineageos/updater/UpdatesActivity.java

+1 −1
Original line number Diff line number Diff line
@@ -296,7 +296,7 @@ public class UpdatesActivity extends UpdatesListActivity { 
            preferences.edit().putLong(Constants.PREF_LAST_UPDATE_CHECK, millis).apply();

            updateLastCheckedString();

            if (json.exists() && Utils.isUpdateCheckEnabled(this) &&

                    Utils.checkForNewUpdates(json, jsonNew)) {

                    Utils.checkForNewUpdates(jsonNew)) {

                UpdatesCheckReceiver.updateRepeatingUpdatesCheck(this);

            }

            // In case we set a one-shot check because of a previous failure

src/org/lineageos/updater/UpdatesCheckReceiver.java

+1 −1
Original line number Diff line number Diff line
@@ -91,7 +91,7 @@ public class UpdatesCheckReceiver extends BroadcastReceiver { 
            @Override

            public void onSuccess(File destination) {

                try {

                    if (json.exists() && Utils.checkForNewUpdates(json, jsonNew)) {

                    if (json.exists() && Utils.checkForNewUpdates(jsonNew)) {

                        showNotification(context);

                        updateRepeatingUpdatesCheck(context);

                    }

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

+6 −11
Original line number Diff line number Diff line
@@ -232,24 +232,19 @@ public class Utils { 
    /**

     * Compares two json formatted updates list files

     *

     * @param oldJson old update list

     * @param newJson new update list

     * @return true if newJson has at least a compatible update not available in oldJson

     * @return true if newJson has an update with higher version than the installed system

     * @throws IOException

     * @throws JSONException

     */

    public static boolean checkForNewUpdates(File oldJson, File newJson)

    public static boolean checkForNewUpdates(File newJson)

            throws IOException, JSONException {

        List<UpdateInfo> oldList = parseJson(oldJson, true);

        List<UpdateInfo> newList = parseJson(newJson, true);

        Set<String> oldIds = new HashSet<>();

        for (UpdateInfo update : oldList) {

            oldIds.add(update.getDownloadId());

        }

        // In case of no new updates, the old list should

        // have all (if not more) the updates

        float currentVersion = Float.parseFloat(BuildInfoUtils.getBuildVersion());



        for (UpdateInfo update : newList) {

            if (!oldIds.contains(update.getDownloadId())) {

            if (Float.parseFloat(update.getVersion()) > currentVersion) {

                Log.d(TAG, "New compatiable update available");

                return true;

            }

        }