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Code Issues Releases Wiki Activity

offline: add progress indicator; tweak download intervals and amount of articles

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This commit is contained in:
Andrew Dolgov
2009-02-12 16:35:25 +03:00
parent 338c238d93
commit 79e565a975
7 changed files with 143 additions and 17 deletions
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103
offline.js
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@@ -4,6 +4,8 @@ var offline_mode = false;
var store = false;
var localServer = false;
var db = false;
var articles_synced = 0;
var sync_in_progress = false;
function view_offline(id, feed_id) {
try {
@@ -564,6 +566,7 @@ function render_offline_feedlist() {
function init_offline() {
try {
offline_mode = true;
store.enabled = true;
Element.hide("dispSwitchPrompt");
Element.hide("feedBrowserPrompt");
@@ -720,6 +723,12 @@ function offline_download_parse(stage, transport) {
debug("downloaded articles: " + articles_found + " limit: " + limit);
articles_synced += articles_found;
var msg =__("Synchronizing (got %d articles)...").replace("%d", articles_synced);
$("offlineModeSyncMsg").innerHTML = msg;
var has_sync_data = has_local_sync_data();
if (articles_found >= limit || has_sync_data) {
@@ -730,13 +739,34 @@ function offline_download_parse(stage, transport) {
window.setTimeout("update_offline_data(0)", 180*1000);
debug("update_offline_data: finished");
var pic = $("restartOfflinePic");
var pic = $("offlineModePic");
if (pic) {
pic.src = "images/offline.png";
pic.title = __("Restart in offline mode");
var rs = db.execute("SELECT value FROM syncdata WHERE key = 'last_online'");
var last_sync = "";
if (rs.isValidRow()) {
last_sync = rs.field(0).substring(0,16);
}
rs.close();
var msg = __("Last sync: %s").replace("%s", last_sync);
articles_synced = 0;
$("offlineModeSyncMsg").innerHTML = msg;
}
var hide_elems = $$("div.hideWhenSyncing");
for (var j = 0; j < hide_elems.length; j++) {
Element.show(hide_elems[j]);
}
sync_in_progress = false;
db.execute("DELETE FROM articles WHERE "+
"updated < DATETIME('NOW', 'localtime', '-31 days')");
@@ -758,6 +788,7 @@ function update_offline_data(stage) {
try {
if (!stage) stage = 0;
if (!db || offline_mode || getInitParam("offline_enabled") != "1") return;
// notify_progress("Updating offline data... (" + stage +")", true);
@@ -790,13 +821,23 @@ function update_offline_data(stage) {
debug(query + "/" + to_sync);
var pic = $("restartOfflinePic");
var pic = $("offlineModePic");
if (pic) {
pic.src = "images/offline-sync.gif";
pic.title = __("Synchronizing offline data...");
if (articles_synced == 0) {
$("offlineModeSyncMsg").innerHTML = __("Synchronizing...");
}
}
var hide_elems = $$("div.hideWhenSyncing");
for (var j = 0; j < hide_elems.length; j++) {
Element.hide(hide_elems[j]);
}
sync_in_progress = true;
new Ajax.Request(query, {
parameters: to_sync,
onComplete: function(transport) {
@@ -959,8 +1000,8 @@ function enable_offline_reading() {
if (db && getInitParam("offline_enabled") == "1") {
init_local_sync_data();
Element.show("restartOfflinePic");
window.setTimeout("update_offline_data(0)", 100);
Element.show("offlineModePic");
offlineDownloadStart();
}
} catch (e) {
@@ -974,8 +1015,9 @@ function init_gears() {
if (window.google && google.gears) {
localServer = google.gears.factory.create("beta.localserver");
store = localServer.createManagedStore("tt-rss");
store.manifestUrl = "manifest.json.php";
store.manifestUrl = "manifest.json.php";
store.checkForUpdate();
store.enabled = false;
db = google.gears.factory.create('beta.database');
db.open('tt-rss');
@@ -1454,3 +1496,50 @@ function catchup_local_feed(id, is_cat) {
exception_error("catchup_local_feed", e);
}
}
function toggleOfflineModeInfo() {
try {
var e = $('offlineModeDrop');
var p = $('offlineModePic');
if (Element.visible(e)) {
Element.hide(e);
} else {
Element.show(e);
}
} catch (e) {
exception_error("toggleOfflineModeInfo", e);
}
}
function offlineDownloadStart() {
try {
if (db && !sync_in_progress && getInitParam("offline_enabled") == "1") {
window.setTimeout("update_offline_data(0)", 100);
}
} catch (e) {
exception_error("offlineDownloadStart", e);
}
}
function offlineClearData() {
try {
if (db) {
if (confirm(__("Remove offline data?"))) {
notify_progress("Removing offline data...");
db.execute("DELETE FROM articles");
db.execute("DELETE FROM article_labels");
db.execute("DELETE FROM labels");
db.execute("DELETE FROM feeds");
notify_info("Offline data removed");
}
}
} catch (e) {
exception_error("offlineClearData", e);
}
}