Bug 736272 - Add extra awesomeness weight to bookmarks. r=lucasr a=android-only

This commit is contained in:
Margaret Leibovic 2012-05-02 09:07:58 -07:00
Родитель 35a7015e38
Коммит bdc6143449
1 изменённых файлов: 3 добавлений и 1 удалений

Просмотреть файл

@ -167,8 +167,10 @@ public class LocalBrowserDB implements BrowserDB.BrowserDBIface {
// approximation using the Cauchy distribution: multiplier = 15^2 / (age^2 + 15^2).
// Using 15 as our scale parameter, we get a constant 15^2 = 225. Following this math,
// frecencyScore = numVisits * max(1, 100 * 225 / (age*age + 225)). (See bug 704977)
// We also give bookmarks an extra bonus boost by adding 100 points to their frecency score.
final String age = "(" + Combined.DATE_LAST_VISITED + " - " + System.currentTimeMillis() + ") / 86400000";
final String sortOrder = Combined.VISITS + " * MAX(1, 100 * 225 / (" + age + "*" + age + " + 225)) DESC";
final String sortOrder = "(CASE WHEN " + Combined.BOOKMARK_ID + " > -1 THEN 100 ELSE 0 END) + " +
Combined.VISITS + " * MAX(1, 100 * 225 / (" + age + "*" + age + " + 225)) DESC";
Cursor c = cr.query(combinedUriWithLimit(limit),
projection,