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add dialog to download articles for offline reading; start implementation

This commit is contained in:
Andrew Dolgov 2009-02-03 15:28:37 +03:00
parent d92d7f02ad
commit 87b16a0a61
7 changed files with 193 additions and 6 deletions
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8
feedlist.js
View File

@ -30,6 +30,14 @@ function viewCategory(cat) {
return false;
}
function render_offline_feedlist() {
try {
// FIXME
} catch (e) {
exception_error("render_offline_feedlist", e);
}
}
function render_feedlist(data) {
try {

4
functions.js
View File

@ -579,11 +579,11 @@ function parse_counters(reply, scheduled_call) {
setTimeout('updateFeedList(false, false)', 50);
}
} else {
var fl = document.getElementById("feeds-frame").innerHTML;
/* var fl = document.getElementById("feeds-frame").innerHTML;
if (fl) {
cache_invalidate("FEEDLIST");
cache_inject("FEEDLIST", fl, getInitParam("num_feeds"));
}
} */
}
} catch (e) {

28
modules/backend-rpc.php
View File

@ -514,6 +514,34 @@
return;
}
if ($subop == "download") {
$stage = (int) $_REQUEST["stage"];
print "<rpc-reply>";
if ($stage == 0) {
print "<feeds>";
$reply = array();
$result = db_query($link, "SELECT id, title FROM
ttrss_feeds WHERE owner_uid = ".$_SESSION["uid"]);
while ($line = db_fetch_assoc($result)) {
print "<feed id=\"".$line["id"]."\"><![CDATA[";
print $line["title"];
print "]]></feed>";
}
print "</feeds>";
}
print "</rpc-reply>";
return;
}
print "<rpc-reply><error>Unknown method: $subop</error></rpc-reply>";
}
?>

39
modules/popup-dialog.php
View File

@ -461,6 +461,45 @@
return;
}
if ($id == "offlineDownload") {
print "<div id=\"infoBoxTitle\">".__('Download articles')."</div>";
print "<div class=\"infoBoxContents\">";
print "<form name='download_ops_form' id='download_ops_form'>";
print "<div class=\"dlgSec\">".__("Download")."</div>";
print "<div class=\"dlgSecCont\">";
$amount = array(
50 => 50,
100 => 100,
0 => "All unread");
print_select_hash("amount", 50, $amount);
print " " . __("newest articles for offline reading.");
print "</div>";
print "</form>";
print "<div class=\"dlgButtons\">
<div id=\"d_progress_o\" style=\"display : none\">
<div id=\"d_progress_i\"></div>
</div>
<input class=\"button\"
type=\"submit\" onclick=\"return initiate_offline_download()\" value=\"".__('Download')."\">
<input class=\"button\"
type=\"submit\" onclick=\"return closeInfoBox()\"
value=\"".__('Cancel')."\"></div>";
print "</div>";
return;
}
print "<div id='infoBoxTitle'>Internal Error</div>
<div id='infoBoxContents'>
<p>Unknown dialog <b>$id</b></p>

14
tt-rss.css
View File

@ -1976,6 +1976,20 @@ div#l_progress_i {
height : 10px;
}
div#d_progress_o {
width : 100px;
border : 1px solid black;
background-color : white;
float : left;
margin-left : 10px;
}
div#d_progress_i {
width : 10px;
background-color : #88b0f0;
height : 10px;
}
#content-insert {
background-color : white;
overflow : auto;

103
tt-rss.js
View File

@ -23,6 +23,7 @@ var offline_mode = false;
var store = false;
var localServer = false;
var db = false;
var download_progress_last = 0;
function activeFeedIsCat() {
return _active_feed_is_cat;
@ -135,7 +136,7 @@ function backend_sanity_check_callback(transport) {
}
if (!transport.responseXML) {
if (!google.gears) {
if (!window.google && !google.gears) {
fatalError(3, "Sanity check: Received reply is not XML", transport.responseText);
} else {
init_offline();
@ -662,6 +663,11 @@ function quickMenuGo(opid) {
resize_headlines();
}
if (opid == "qmcDownload") {
displayDlg("offlineDownload");
return;
}
if (opid == "qmcResetCats") {
if (confirm(__("Reset category order?"))) {
@ -1295,6 +1301,16 @@ function hotkey_handler(e) {
}
}
if (keycode == 68 && shift_key) { // D
initiate_offline_download();
return false;
}
if (keycode == 68) { // d
displayDlg("offlineDownload");
return false;
}
if (keycode == 87) { // w
feeds_sort_by_unread = !feeds_sort_by_unread;
return resort_feedlist();
@ -1486,6 +1502,14 @@ function init_gears() {
db.open('tt-rss');
db.execute("CREATE TABLE IF NOT EXISTS cache (id text, article text, param text, added text)");
db.execute("CREATE TABLE if not exists offline_feeds (id integer, title text)");
db.execute("CREATE TABLE if not exists offline_data (id integer, feed_id integer, title text, updated text, content text, tags text)");
var qmcDownload = document.getElementById("qmcDownload");
if (qmcDownload) Element.show(qmcDownload);
}
cache_expire();
@ -1499,8 +1523,7 @@ function init_offline() {
try {
offline_mode = true;
render_feedlist(cache_find("FEEDLIST"));
document.getElementById("quickMenuChooser").disabled = true;
render_offline_feedlist();
remove_splash();
} catch (e) {
@ -1508,3 +1531,77 @@ function init_offline() {
}
}
function offline_download_parse(stage, transport) {
try {
if (transport.responseXML) {
if (stage == 0) {
var feeds = transport.responseXML.getElementsByTagName("feed");
if (feeds.length > 0) {
db.execute("DELETE FROM offline_feeds");
}
for (var i = 0; i < feeds.length; i++) {
var id = feeds[i].getAttribute("id");
var title = feeds[i].firstChild.nodeValue;
db.execute("INSERT INTO offline_feeds (id,title) VALUES (?,?)",
[id, title]);
}
window.setTimeout("initiate_offline_download("+(stage+1)+")", 50);
}
notify_info("All done.");
}
} catch (e) {
exception_error("offline_download_parse", e);
}
}
function download_set_progress(p) {
try {
var o = document.getElementById("d_progress_i");
if (!o) return;
Element.show(o);
new Effect.Scale(o, p, {
scaleY : false,
scaleFrom : download_progress_last,
scaleMode: { originalWidth : 100 },
queue: { position: 'end', scope: 'LSP-Q', limit: 3 } });
download_progress_last = p;
} catch (e) {
exception_error("download_progress", e);
}
}
function initiate_offline_download(stage) {
try {
if (!stage) stage = 0;
notify_progress("Loading, please wait... S" + stage, true);
download_set_progress(20);
var query = "backend.php?op=rpc&subop=download&stage=" + stage;
if (document.getElementById("download_ops_form")) {
query = query + "&" + Form.serialize("download_ops_form");
}
new Ajax.Request(query, {
onComplete: function(transport) {
offline_download_parse(stage, transport);
} });
} catch (e) {
exception_error("initiate_offline_download", e);
}
}

3
tt-rss.php
View File

@ -174,8 +174,9 @@ window.onload = init;
<option value="qmcAddFilter">&nbsp;&nbsp;<?php echo __('Create filter...') ?></option>
<option value="qmcResetUI">&nbsp;&nbsp;<?php echo __('Reset UI layout') ?></option>
<option value="qmcResetCats">&nbsp;&nbsp;<?php echo __('Reset category order') ?></option>
<option id="qmcDownload" style="display : none" value="qmcDownload"><?php echo __('&nbsp;&nbsp;Download new articles...') ?></option>
<option value="qmcHKhelp"><?php echo __('&nbsp;&nbsp;Keyboard shortcuts') ?></option>
</select>
</div>