PC World Komputer 2010 April/PCWorld0410.iso/pluginy Firefox/138/138.xpi/chrome/stumbleupon.jar/content/migrate.js

Text File | 2010-01-22 | 22KB | 889 lines

function su_migrate_version()
{
    var had_version = su_ds.isPrefDefined("@client_version");
    var prev_version = su_ds.getPrefValue("@client_version", su_useragent);
    if (had_version && (prev_version == su_useragent))
        return;
    su_ds.setValue("@client_version", su_useragent);

    // After upgrading, this routine gets run once.  For a new migration
    // routine:
    // 1: Create a M_[identifier] constant using the next sequential bit
    // 2: OR that bit with the others in the 'if (su_new_install)' block
    // 3: Add the migration routine near the bottom, as indicated by the
    //    comment there.
    // 4: Gate the migration routine using the bit.
    // 5: Be sure to OR the bit at the end of the migration routine.

    const M_PASSWORDS = 0x1;
    const M_IDS = 0x2;
    const M_POSITION = 0x4;
    const M_PREFS_DB = 0x8;
    const M_V3_27 = 0x10;

    if (su_new_install)
    {
        su_ds.setValue("@client_migration_state", M_PASSWORDS |
                    M_IDS | M_POSITION | M_PREFS_DB | M_V3_27);
        su_ds.flushPrefs();
        return;
    }

    su_new_upgrade = true;
    su_prev_version = prev_version;
    su_ds.setValue("@report_error_count", 0);
    su_ds.setValue("@report_error_count_max", 3);
    if (! su_ds.isPrefDefined("@dd_display_message"))
        su_ds.setValue("@dd_display_message", false);

    var migration_bitfield = su_ds.getValue("@client_migration_state");

    try {  // migration can be tricky, so we do a try


    if (! (migration_bitfield & M_PASSWORDS))
    {
        // Clear passwords left by old versions.
        su_migrate_clear_old_passwords();
        migration_bitfield |= M_PASSWORDS;
    }

    if (! (migration_bitfield & M_IDS))
    {
        // Fix a bug in version 2.81.
        if ((su_ds.getPrefType("stumble.ids") == "Bool") && (stumbleid != 0))
            su_ds.setValue("@id_list", stumbleid + ":");
        else if (su_ds.getPrefType("stumble.ids") == "Char")
            su_ds.setValue("@id_list", su_ds.getValue("stumble.ids"));

        su_ds.clearPref("stumble.ids");
        migration_bitfield |= M_IDS;
    }

    if (! (migration_bitfield & M_POSITION))
    {
        // Clear passwords left by old versions.
        su_migrate_toolbar_position_scheduled = true;
        migration_bitfield |= M_POSITION;
    }

    if (! (migration_bitfield & M_PREFS_DB))
    {
        // version 3.05
        try {
            su_migrate_contacts_to_prefs();
        }
        catch (e) {
            setTimeout(su_migrate_contacts_to_prefs_delayed, 8000);
        }
        migration_bitfield |= M_PREFS_DB;
    }

    if (! (migration_bitfield & M_V3_27))
    {
        su_ds.setValue("@enable_db_backup", false);

        migration_bitfield |= M_V3_27;
    }

    // Add each new version migration routine immediately above.

    } catch (e) { try { su_log_error("MIGRATE VERSION", e); } catch (ee) {} }

    su_ds.setValue("@client_migration_state", migration_bitfield)
    su_ds.flushPrefs();
}

// used during init to handle version-specific migration
function su_migrate_profile(new_profile)
{
    setTimeout(su_migrate_places, 0);

    var had_version = su_ds.isPrefDefined("$version");
    var prev_version = su_ds.getPrefValue("$version", su_useragent);
    if (had_version && (prev_version == su_useragent))
        return;
    su_ds.setValue("$version", su_useragent);

    // After upgrading, this routine gets run once for each profile,
    // upon the first use of that profile.  For a new migration routine:
    // 1: Create a M_[identifier] constant using the next sequential bit
    // 2: OR that bit with the others in the 'if (su_new_install)' block
    // 3: Add the migration routine near the bottom, as indicated by the
    //    comment there.
    // 4: Gate the migration routine using the bit.
    // 5: Be sure to OR the bit at the end of the migration routine.

    // note: maximum positive bit for pref storage is 0x40000000
    const M_USERAGENT = 0x1;
    const M_SHORTCUTS = 0x2;
    const M_MENU_DEPTH_25 = 0x4;
    const M_INTRO_COUNT = 0x8;
    const M_JSON_CONTACTS_AND_MENU_DEPTH_16 = 0x10;
    const M_HIDE_TAG = 0x20;
    const M_FIX_JSON_CONTACTS = 0x40;
    const M_REFRESH_AVATARS = 0x80;
    const M_INIT_AND_MERGE_BUTTONS = 0x100;
    const M_V3_11 = 0x200;
    const M_V3_15 = 0x400; // 0x400:1024 0x7FF:2047
    const M_V3_16 = 0x800;
    const M_V3_17 = 0x1000;
    const M_V3_22 = 0x2000;
    const M_V3_27 = 0x4000;
    const M_V3_27A = 0x8000;
    const M_V3_27B = 0x10000;
    const M_V3_41  = 0x20000;
    const M_V3_41B = 0x40000;
    const M_V3_51  = 0x80000;
    const M_V3_51B = 0x100000;
    const M_V3_63  = 0x200000;

    if (su_new_install || new_profile)
    {
        su_ds.setValue("$migration_state", M_USERAGENT | M_SHORTCUTS |
                    M_MENU_DEPTH_25 | M_INTRO_COUNT |
                    M_JSON_CONTACTS_AND_MENU_DEPTH_16 | M_HIDE_TAG |
                    M_FIX_JSON_CONTACTS | M_REFRESH_AVATARS |
                    M_INIT_AND_MERGE_BUTTONS | M_V3_11 | M_V3_15 | M_V3_16 |
                    M_V3_17 | M_V3_22 | M_V3_27 | M_V3_27A | M_V3_27B |
                    M_V3_41 | M_V3_41B | M_V3_51 | M_V3_51B | M_V3_63);
        su_ds.flushPrefs();
        return;
    }

    var migration_bitfield = su_ds.getValue("$migration_state");

    try {  // migration can be tricky, so we do a try


    if (! (migration_bitfield & M_USERAGENT))
    {
        // Reset the useragent of pre-1.9996 clients.
        if (su_ds.isPrefDefined("general.useragent.vendorSub") &&
                    (su_ds.getValue("general.useragent.vendorSub").indexOf("StumbleUpon") != -1))
            su_ds.clearPref("general.useragent.vendorSub");
        migration_bitfield |= M_USERAGENT;
    }

    if (! (migration_bitfield & M_SHORTCUTS))
    {
        // version <=2.7
        if (su_host.win)
            su_migrate_shortcuts();
        migration_bitfield |= M_SHORTCUTS;
    }

    if (! (migration_bitfield & M_MENU_DEPTH_25))
    {
        // version 2.84
        su_ds.setValue("$sendtos_menu_depth", 25);
        migration_bitfield |= M_MENU_DEPTH_25;
    }

    if (! (migration_bitfield & M_INTRO_COUNT))
    {
        // version 2.87
        su_ds.setValue("$intro_count", 15);
        migration_bitfield |= M_INTRO_COUNT;
    }

    if (! (migration_bitfield & M_JSON_CONTACTS_AND_MENU_DEPTH_16))
    {
        // version 2.90
        su_ds.migrateToContacts();
        su_ds.setValue("$sendtos_menu_depth", 16);
        su_ds.flushPrefs();
        migration_bitfield |= M_JSON_CONTACTS_AND_MENU_DEPTH_16;
    }

    if (! (migration_bitfield & M_HIDE_TAG))
    {
        su_ds.setValue("$show_tag", false);
        migration_bitfield |= M_HIDE_TAG;
    }

    if (! (migration_bitfield & M_FIX_JSON_CONTACTS))
    {
//        su_ds.fixJSONContacts(false);
        migration_bitfield |= M_FIX_JSON_CONTACTS;
    }

    if (! (migration_bitfield & M_REFRESH_AVATARS))
    {
        su_ds.setValue("$has_avatars", false);
        migration_bitfield |= M_REFRESH_AVATARS;
    }

    if (! (migration_bitfield & M_INIT_AND_MERGE_BUTTONS))
    {
        // version 3.07 / 3.08
        su_ds.setValue("$show_groups", su_ds.getValue("$show_groups") ||
                    su_ds.getValue("$show_forums"));
        su_ds.setValue("$show_aboutme", su_ds.getValue("$show_aboutme") ||
                    su_ds.getValue("$show_mystumblers"));

        su_ds.setValue("$shown_find_friends", true);

        migration_bitfield |= M_INIT_AND_MERGE_BUTTONS;
    }

    if (! (migration_bitfield & M_V3_11))
    {
        // version 3.11
        if (su_host.dist)
            su_ds.setValue("$show_mode_wiki", true);

        var show_searchlinks = su_ds.getValue("$show_searchlinks");
        su_ds.setValue("$show_searchlinks_score", show_searchlinks);
        su_ds.setValue("$show_searchlinks_friends", show_searchlinks);
        su_ds.setValue("$show_searchlinks_topic", show_searchlinks);
        su_ds.setValue("$shown_searchlinks", show_searchlinks);
        su_ds.setValue("$show_searchlinks_logo", su_ds.getValue("$searchlink_logos"));
        // pitch social searchlinks to people who have searchlinks disabled

        su_ds.setValue("$autocomplete_type", "tag,query");

        su_ds.setValue("$show_flag", su_ds.getValue("$show_tag"));

        su_get_state(true);

        if (su_ds.isPrefDefined("$stumblestats") &&
                    (su_ds.getValue("$stumblestats") != ""))
        {
            var stumblestats = su_ds.getValue("$stumblestats");

            var stumbletypes = "";
            var stumblereferrals = "";
            var first = 0;
            var splitseen = stumblestats.split(".");
            var i;
            for (i = 0; i < splitseen.length; i++)
            {
                if (first == 0)
                {
                    first = 1;
                }
                else
                {
                    stumbletypes += ".";
                    stumblereferrals += ".";
                }
                stumbletypes += "0";
            }

            // most profiles were migrated when this was in load_data1()
            if (! su_ds.isPrefDefined("$stumbletypes"))
                su_ds.setValue("$stumbletypes", stumbletypes);

            su_ds.setValue("$stumblereferrals", stumblereferrals);
        }

        su_check_dyn_channels();

        migration_bitfield |= M_V3_11;
    }

    if (! (migration_bitfield & M_V3_15))
    {
        // version 3.15

        su_ds.enableFeature("$sociallinks");

        // remove ancient legacy contacts
        var contacts = su_ds.getValue("$contacts");
        var i;
        for (i = 0; i < contacts.length; i++)
        {
            var contact = contacts[i];
            if (contact.nickname && (! contact.contactid) &&
                        (typeof(contact.fbid) == "undefined"))
                su_ds.deleteRow(contact);
        }

        migration_bitfield |= M_V3_15;
    }

    if (! (migration_bitfield & M_V3_16))
    {
        var tmpstr = su_ds.getValue("$process_rarely_timestamp");
        if (tmpstr == "")
            su_ds.setValue("$process_rarely_timestamp", "0");

        su_check_dyn_channels();

        migration_bitfield |= M_V3_16;
    }

    if (! (migration_bitfield & M_V3_17))
    {
//        if (su_ds.getValue("$shown_find_friends_time_s") == 0)
//            su_ds.setValue("$shown_find_friends_time_s", 2);
        su_ds.setValue("$show_tag", false);
        su_ds.setValue("$show_flag", false);
        su_get_state(true);
        clear_stumbles();
        migration_bitfield |= M_V3_17;
    }

    if (! (migration_bitfield & M_V3_22))
    {
        su_migrate_check_shared();
        if (su_ds.isPrefDefined("$referral_count"))
        {
            su_ds.setValue("$undelivered_count", parseInt(su_ds.getValue("$referral_count")));
            su_ds.clearPref("$referral_count");
        }

        su_get_state(true);

        migration_bitfield |= M_V3_22;
    }

    if ((! (migration_bitfield & M_V3_27A))
            || (! (migration_bitfield & M_V3_27B)))
    {
        su_ds.setValue("$show_legacy_network", false);

        su_ds.setValue("$migrate_places_state", "a");

        migration_bitfield |= M_V3_27A;
        migration_bitfield |= M_V3_27B;
    }

    if (! (migration_bitfield & M_V3_41))
    {
        // Turn the comment icon off by default.
        su_ds.setValue("$show_searchlinks_comment_icon", false);
        migration_bitfield |= M_V3_41;
    }

    if (! (migration_bitfield & M_V3_41B))
    {
        // No longer add ourselves to the noscript whitelist and XSS
        // exception list by default.
        su_ds.setValue("@whitelist_upon_load", false);
        migration_bitfield |= M_V3_41B;

        // For existing users we treat the "user_changed" values as true
        // so we don't change preferences that they may have set explicitly.
        su_ds.setValue("$show_info_user_changed", true);
        su_ds.setValue("$show_referral_user_changed", true);
        su_ds.setValue("$show_home_user_changed", true);
        su_ds.setValue("$show_friends_user_changed", true);
    }

    if (! (migration_bitfield & M_V3_51))
    {
        // Turn the search links topic off by default, even for existing users.
        su_ds.setValue("$show_searchlinks_topic", false);
        migration_bitfield |= M_V3_51;
    }

    if (! (migration_bitfield & M_V3_51B))
    {
        // If they haven't changed the old default channel button configuration
        // then remove the channel buttons
        var modesChanged = false;

        var oldDefaultModes = [
            [ "$show_mode_friends", true ],
            [ "$show_mode_more", true ],
            [ "$show_mode_news", true ],
            [ "$show_mode_photo", true ],
            [ "$show_mode_search", false ],
            [ "$show_mode_stumblers", false ],
            [ "$show_mode_video", true ],
            [ "$show_mode_wiki", false ]
        ];

        for(var i=0; i<oldDefaultModes.length; i++)
        {
            var entry = oldDefaultModes[i]
            if(su_ds.getValue(entry[0]) != entry[1])
            {
                modesChanged = true;
                break;
            }
        }

        if(!modesChanged)
        {
            // Check whether they have added any "thru" domain buttons
            var thruChannels = su_ds.getThruDomainChannels();
            for(var i=0; i<thruChannels.length; i++)
            {
                if(thruChannels[i].show)
                {
                    modesChanged = true;
                    break;
                }
            }
        }

        // If they haven't changed the old default settings, then remove the
        // channels button section
        if(!modesChanged)
        {
            su_ds.setValue("$show_mode", false);
            // But make sure the channels selector menu is visible
            su_ds.setValue("$show_topics", true);

        }
        migration_bitfield |= M_V3_51B;
    }

    if (! (migration_bitfield & M_V3_63))
    {

        if (su_ds.getValue("$show_legacy_forums")
                && (! su_ds.getValue("$show_groups")))
        {
            su_ds.setValue("$show_groups", true);
        }

        migration_bitfield |= M_V3_63;
    }

    // Add each new profile migration routine immediately above.

    } catch (e) { try { su_log_error("MIGRATE PROFILE", e); } catch (ee) {}}

    su_ds.setValue("$migration_state", migration_bitfield)
    su_ds.flushPrefs();
}

function su_migrate_places()
{
    if (! su_host.places)
        return;

    var state = su_ds.getValue("$migrate_places_state");

    if (state == "d")
        return;

    if (su_ds.getValue("#migrating_places"))
        return;

    su_ds.setValue("#migrating_places", true);

    var context = new Object();
    context.ratings_str = null;
    context.processed_key = null;
    context.processed_idx = null;
    context.state = state;
    context.unrated_rows = null;
    setTimeout(function (win, context) { win.su_migrate_places2(context) }, 0, window, context);
}

function su_migrate_places2(context)
{
    var new_state = context.state;
    var migrate_file;
    var db;
    var result;
    var row;
    var url;
    var urlid;
    var rating;
    var legacy_rating;
    var has_bookmark;
    var has_thumbup_tag;
    var bookmarked;
    var sql;
    var ts;
    var parts;
    var lines;
    var urls;
    var i;
    var j;
    switch (context.state)
    {
        case "a":
            // 1. load ratings and backup places
            context.ratings_str = su_read_file_user("stumblerating");
            su_backup_places("MIGRATEPLACES BACKUP");
            new_state = "b";
            break;
        case "b":
            // 2. backup ratings
            if (! context.ratings_str)
                context.ratings_str = su_read_file_user("stumblerating");
            migrate_file = su_ds.getResourceNSIFile("temp", "migraterating" + su_ds.userid);
            su_ds.writeFile(migrate_file, context.ratings_str);
            su_ratings = null;
            new_state = "c";
            break;
        case "c":
            // 3. initialize ratings and processed_idx if necessary
            if (! su_ratings)
                su_load_ratings();

            db = su_ds.getDatabase();
            if (! context.processed_key)
                context.processed_key = su_ds.getValue("$migrate_places_key");

            if (! context.url_rows)
            {
                sql = "SELECT urlid,rating FROM url WHERE urlid>" + db.q(context.processed_key) + " ORDER BY urlid LIMIT 1000";
                context.url_rows = db.query(sql);
                context.processed_idx = 0;
            }

            // 4. check whether we're done
            if (context.url_rows.length == 0)
            {
                context.processed_key = "";
                context.processed_idx = 0;
                su_ds.setValue("$migrate_places_key", "");
                su_ds.setValue("$migrate_places_idx", 0);
                su_ds.setValue("#migrating_places", false)
                new_state = "d";
                setTimeout(su_download_favs, 0, false);
                setTimeout(su_process_command_queue, 0);
                break;
            }

            rating = context.url_rows[context.processed_idx].rating;
            urlid = context.url_rows[context.processed_idx].urlid;

            context.processed_key = urlid;

            // 5. save progress periodically
            if ((context.processed_idx % 100) == 0)
            {
                su_ds.setValue("$migrate_places_key", urlid);
                su_ds.flushPrefs();
            }

            context.processed_idx++;

            if (context.url_rows.length == context.processed_idx)
            {
                context.url_rows = null;
                context.processed_idx = 0;
            }

            // 6. get urls and legacy rating for this urlid
            sql = "SELECT url FROM url_map WHERE urlid=" + db.q(urlid);
            rows = db.query(sql);
            if (rows.length == 0)
                break; // shouldn't happen

            legacy_rating = null;
            urls = new Array();
            while (row = rows.shift())
            {
                urls.push(row.url);
                if (((typeof su_ratings[row.url]) != "undefined")
                        && (legacy_rating != 1)) // prefer thumbup over thumbdown
                    legacy_rating = su_ratings[row.url];
            }

            ts = su_ds.getTaggingService();

            // 7. check existing bookmarks and tags
            has_bookmark = false;
            has_thumbup_tag = false;
            for (i = 0; i < urls.length; i++)
            {
                url = urls[i];
                nsiuri = su_get_nsiuri(url);
                tags = ts.getTagsForURI(nsiuri, []);
                bookmarked = su_is_bookmarked(nsiuri);

                has_bookmark = has_bookmark || bookmarked;
                for (j = 0; j < tags.length; j++)
                {
                    if (tags[j] == "SU")
                    {
                        has_thumbup_tag = true;
                        break;
                    }
                }

                // 7a. if the url isn't bookmarked, nuke spurious tags
                if (tags.length && (! bookmarked))
                    ts.untagURI(nsiuri, tags);
            }

            // 8. update ratings
            if (has_bookmark && has_thumbup_tag && (rating != 1))
            {
                // bookmarked with SU tag gets thumbup
                sql = "UPDATE url SET rating=1 WHERE urlid=" + db.q(urlid);
                db.query(sql);
            }
            else if ((legacy_rating != null) && (legacy_rating != rating))
            {
                // legacy rating overrides db rating
                sql = "UPDATE url SET rating=" + db.v(legacy_rating) + " WHERE urlid=" + db.q(urlid);
                db.query(sql);
            }
            else if ((legacy_rating == null) && (rating == 0))
            {
                // unrate thumbdowns that don't have a legacy_rating
                sql = "UPDATE url SET rating=-1 WHERE urlid=" + db.q(urlid);
                db.query(sql);
            }

            break;
    }

    if (context.state != new_state)
    {
        context.state = new_state;
        su_ds.setValue("$migrate_places_state", new_state);
        su_ds.flushPrefs();
    }

    if (new_state != "d")
        setTimeout(function (win, context) { win.su_migrate_places2(context) }, 0, window, context);
}

function su_migrate_check_shared()
{
    var contacts = su_ds.getValue("$contacts");
    var share_count = 0;
    var i;
    for (i = 0; i < contacts.length; i++)
    {
        if (contacts[i].referral_count)
            share_count += contacts[i].referral_count;

        if (share_count >= 2)
            break;
    }

    if (share_count >= 1)
        su_ds.setValue("$poll_state", "f");

    if (share_count >= 2)
        su_ds.setValue("$shown_referral_info", true);
}

function su_migrate_contacts_to_prefs_delayed()
{
    try {
        su_migrate_contacts_to_prefs();
    }
    catch (e) {
        su_log_error("MIGRATE CONTACT_DELAYED", e);
        return;
    }

    if (stumbleid == 0);
        return;

    su_invoke_global_event("refresh-referral-menu", null);
}

function su_migrate_contacts_to_prefs()
{
    var file = su_ds.getResourceNSIFile(null, "json_db")
    if (! file.exists())
        return;

    var db = su_ds.deserialize(su_ds.readFile(file));
    if (! db)
        return;

    var ids = su_ds.getValue("@id_list").split(":");
    var i;
    for (i = 0; i < ids.length; i++)
    {
        if (ids[i] == "")
            continue;

        if (! db[ids[i]])
            continue;

        if (! db[ids[i]]["contact"])
            continue;


        var names = su_ds.getPrefNames("stumble." + ids[i] + ".c.");
        if (! names)
            return;

        var pref_contacts = new Array();
        var k;
        for (k = 0; k < names.length; k++)
            pref_contacts.push(su_ds.deserialize(su_ds.getValue(names[k])));


        var contacts = db[ids[i]]["contact"];
        if (! contacts.constructor != Array)
        {
            // convert to array
            var a = new Array();
            var p;
            for (p in contacts)
            {
                if ((typeof (contacts[p])) == "function")
                    continue;

                if ((typeof (contacts[p])) == "undefined")
                    continue;

                if (contacts[p].constructor == Object)
                    a.push(contacts[p]);
            }
            contacts = a;
        }

        var j;
        var contact;
        for (j = 0; j < contacts.length; j++)
        {
            var pref_contact = null;
            if (contacts[j].nickname)
            {
                pref_contact = su_get_row(
                            pref_contacts,
                            "nickname",
                            contacts[j].nickname);
            }
            else if (contacts[j].email)
            {
                pref_contact = su_get_row(
                            pref_contacts,
                            "email",
                            contacts[j].email);
            }
            else
            {
                continue;
            }

            if (pref_contact)
            {
                contacts[j]._r = pref_contact._r;
            }
            else
            {
                var autoinc_name = "stumble." + ids[i] + ".c_ai";
                contacts[j]._r = su_ds.getPrefValue(autoinc_name, 0);
                su_ds.setValue(autoinc_name, (contacts[j]._r + 1));
            }
            contacts[j]._t = "c";
            var name = "stumble." + ids[i] + ".c." + contacts[j]._r;
            su_ds.setValue(name, su_ds.serialize(contacts[j]));
        }
    }
}

function su_get_row(rows, col_name, value)
{
    var i;
    for (i = 0; i < rows.length; i++)
    {
        if (rows[i][col_name] && (rows[i][col_name] == value))
            return rows[i];
    }
    return null;
}

function su_migrate_clear_old_passwords()
{
    var names =     su_ds.getPrefNames("stumble.");
    var current_id_pref = "stumble." +
                su_ds.getValue("@current_user") +
                ".password";
    var i;
    for (i = 0; i < names.length; i++)
    {
        if (names[i].indexOf("$password") == -1) continue;
        if (names[i] == current_id_pref) continue;
        su_ds.clearPref(names[i]);
    }
}

function su_migrate_shortcuts()
{
    // If we're on Windows, and if all of the key bindings match the
    // old defaults, change the bindings to the new defaults. -- JW
    var details = new Array();
    var o;

    o = new Object();
    o.oldpref = "$shortcut-stumble";
    o.newpref = "$shortcut_stumble";
    o.oldval = "Alt+VK_F1";
    o.newval = "Alt+VK_BACK_QUOTE";
    details.push(o);

    o = new Object();
    o.oldpref = "$shortcut-thumbup";
    o.newpref = "$shortcut_thumbup";
    o.oldval = "Alt+VK_F2";
    o.newval = "Alt+VK_1";
    details.push(o);

    o = new Object();
    o.oldpref = "$shortcut-thumbdown";
    o.newpref = "$shortcut_thumbdown";
    o.oldval = "Alt+VK_F3";
    o.newval = "Alt+VK_2";
    details.push(o);

    o = new Object();
    o.oldpref = "$shortcut-reviews";
    o.newpref = "$shortcut_reviews";
    o.oldval = "Alt+VK_F5";
    o.newval = "Alt+VK_3";
    details.push(o);

    o = new Object();
    o.oldpref = "$shortcut-toolbar";
    o.newpref = "$shortcut_toolbar";
    o.oldval = "Alt+VK_11";
    o.newval = "Alt+VK_11";
    details.push(o);

    var keybindings_edited = false;
    var i;
    for (i = 0; i < details.length; i++)
    {
        if (su_ds.isPrefDefined(details[i].oldpref))
        {
            keybindings_edited = (su_ds.getValue(details[i].oldpref) != details[i].oldval);
            if (keybindings_edited)
            {
                break;
            }
        }
    }

    if (keybindings_edited)
    {
        su_init_key_const_dictionaries();

        for (i = 0; i < details.length; i++)
        {
            // This tranlates keyids like " " and "A" to "VK_SPACE" and
            // "VK_A". -- JW
            var keyspec = su_ds.getValue(details[i].oldpref);
            var parts = keyspec.split("+");
            var old_keyid;
            if (parts[parts.length - 1] == "")
                old_keyid = "+";
            else
                old_keyid = parts[parts.length - 1];

            if (old_keyid.length == 1)
            {
                var new_keyid = su_keyids_by_char[old_keyid];
                if (new_keyid)
                {
                    var regexp = new RegExp(su_escape_regexp_chars(old_keyid) + "$");
                    keyspec = keyspec.replace(regexp, new_keyid);
                }
            }
            su_ds.setValue(details[i].newpref, keyspec);
        }
    }
}