transmission/web/javascript/inspector.js

513 lines
19 KiB
JavaScript

/*
* Copyright © Jordan Lee, Dave Perrett, Malcolm Jarvis and Bruno Bierbaumer
* This code is licensed under the GPL version 2.
* For details, see http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*/
function Inspector(controller) {
var data = {
controller: null,
elements: { },
torrents: [ ]
},
needsExtraInfo = function (torrents) {
var i, id, tor;
for (i = 0; tor = torrents[i]; i++)
if (!tor.hasExtraInfo())
return true;
return false;
},
refreshTorrents = function () {
var fields,
ids = $.map(data.torrents.slice(0), function (t) {return t.getId();});
if (ids && ids.length)
{
fields = ['id'].concat(Torrent.Fields.StatsExtra);
if (needsExtraInfo(data.torrents))
$.merge(fields, Torrent.Fields.InfoExtra);
data.controller.updateTorrents(ids, fields);
}
},
onTabClicked = function (ev, tab) {
if (isMobileDevice)
ev.stopPropagation();
// select this tab and deselect the others
$(tab).addClass('selected').siblings().removeClass('selected');
// show this tab and hide the others
$('#'+tab.id+'_container').show().siblings('.inspector_container').hide();
updateInspector();
},
updateInspector = function () {
var e = data.elements,
torrents = data.torrents,
name;
// update the name, which is shown on all the pages
if (!torrents || !torrents.length)
name = 'No Selection';
else if(torrents.length === 1)
name = torrents[0].getName();
else
name = '' + torrents.length+' Transfers Selected';
setInnerHTML(e.name, name || na);
// update the visible page
if ($(e.info_page).is(':visible'))
updateInfoPage();
else if ($(e.activity_page).is(':visible'))
updateActivityPage();
else if ($(e.peers_page).is(':visible'))
updatePeersPage();
else if ($(e.trackers_page).is(':visible'))
updateTrackersPage();
else if ($(e.files_page).is(':visible'))
updateFilesPage();
},
/****
***** GENERAL INFO PAGE
****/
accumulateString = function (oldVal, newVal) {
if (!oldVal || !oldVal.length)
return newVal;
if (oldVal == newVal)
return newVal;
return 'Mixed';
},
updateInfoPage = function () {
var torrents = data.torrents,
e = data.elements,
fmt = Transmission.fmt,
na = 'N/A',
name = '',
pieceCount = 0,
pieceSize = '',
hash = '',
secure = '',
comment = '',
creator = '',
date = '',
directory = '',
s, i, t;
for (i=0; t=torrents[i]; ++i) {
name = accumulateString(name, t.getName());
pieceCount += t.getPieceCount();
pieceSize = accumulateString(pieceSize, fmt.mem(t.getPieceSize()));
hash = accumulateString(hash, t.getHashString());
secure = accumulateString(secure, (t.getPrivateFlag() ? 'Private' : 'Public')+' Torrent');
comment = accumulateString(comment, t.getComment() || 'N/A');
creator = accumulateString(creator, t.getCreator());
date = accumulateString(date, fmt.timestamp(t.getDateCreated()));
directory = accumulateString(directory, t.getDownloadDir());
}
setInnerHTML(e.pieces, (pieceSize==='Mixed') ? 'Mixed' : ''+pieceCount+' pieces @ '+pieceSize);
setInnerHTML(e.hash, hash || na);
setInnerHTML(e.secure, secure || na);
setInnerHTML(e.comment, comment || na);
setInnerHTML(e.creator, creator || na);
setInnerHTML(e.date, date || na);
setInnerHTML(e.directory, directory || na);
$("#inspector_tab_info_container .inspector_row > div").css('color', '#222');
$("#inspector_tab_info_container .inspector_row > div:contains('N/A')").css('color', '#666');
},
/****
***** ACTIVITY PAGE
****/
updateActivityPage = function() {
var i, t, l, d, na='N/A',
fmt = Transmission.fmt,
e = data.elements,
torrents = data.torrents,
state = '',
have = 0,
sizeWhenDone = 0,
progress = '',
have = 0,
verified = 0,
availability = 0,
downloaded = 0,
uploaded = 0,
error = '',
uploadSpeed = 0,
uploadPeers = 0,
downloadSpeed = 0,
downloadPeers = 0,
availability = 0;
for (i=0; t=torrents[i]; ++i)
{
l = t.getLeftUntilDone();
d = t.getSizeWhenDone();
state = accumulateString(state, t.getStateString());
error = accumulateString(error, t.getErrorString());
have += t.getHave();
verified += t.getHaveValid();
sizeWhenDone += d;
availability += (d - l + t.getDesiredAvailable());
uploaded += t.getUploadedEver();
uploadSpeed += t.getUploadSpeed();
uploadPeers += t.getPeersGettingFromUs();
downloaded += t.getDownloadedEver();
downloadSpeed += t.getDownloadSpeed();
downloadPeers += t.getPeersSendingToUs();
}
setInnerHTML(e.state, state);
setInnerHTML(e.progress, torrents.length ? fmt.percentString(Math.ratio(have*100, sizeWhenDone)) + '%' : na);
setInnerHTML(e.have, torrents.length ? fmt.size(have) + ' (' + fmt.size(verified) + ' verified)' : na);
setInnerHTML(e.availability, torrents.length ? fmt.percentString(Math.ratio(availability*100, sizeWhenDone)) + '%' : na);
setInnerHTML(e.uploaded, torrents.length ? fmt.size(uploaded) : na);
setInnerHTML(e.downloaded, torrents.length ? fmt.size(downloaded) : na);
setInnerHTML(e.ratio, torrents.length ? fmt.ratioString(Math.ratio(uploaded, downloaded)) : na);
setInnerHTML(e.error, error);
setInnerHTML(e.upload_speed, torrents.length ? fmt.speedBps(uploadSpeed) : na);
setInnerHTML(e.download_speed, torrents.length ? fmt.speedBps(downloadSpeed) : na);
setInnerHTML(e.upload_to, torrents.length ? uploadPeers : na);
setInnerHTML(e.download_from, torrents.length ? downloadPeers : na);
$("#inspector_tab_activity_container .inspector_row > div").css('color', '#222');
$("#inspector_tab_activity_container .inspector_row > div:contains('N/A')").css('color', '#666');
},
/****
***** FILES PAGE
****/
filesSelectAllClicked = function() { filesAllClicked(true); },
filesDeselectAllClicked = function() { filesAllClicked(false); },
filesAllClicked = function(s) {
var i, row, rows=[], t=data.file_torrent;
if (!t)
return;
for (i=0; row=data.file_rows[i]; ++i)
if (row.isEditable() && (t.getFile(i).wanted !== s))
rows.push(row);
if (rows.length > 0)
changeFileCommand(rows, s?'files-wanted':'files-unwanted');
},
changeFileCommand = function(rows, command) {
var torrentId = data.file_torrent.getId();
var rowIndices = $.map(rows.slice(0),function (row) {return row.getIndex();});
data.controller.changeFileCommand(torrentId, rowIndices, command);
},
onFileWantedToggled = function(row, want) {
changeFileCommand([row], want?'files-wanted':'files-unwanted');
},
onFilePriorityToggled = function(row, priority) {
var command;
switch(priority) {
case -1: command = 'priority-low'; break;
case 1: command = 'priority-high'; break;
default: command = 'priority-normal'; break;
}
changeFileCommand([row], command);
},
clearFileList = function() {
$(data.elements.file_list).empty();
delete data.file_torrent;
delete data.file_rows;
},
updateFilesPage = function() {
var i, n, tr, sel, row, tor, fragment,
file_list = data.elements.file_list,
torrents = data.torrents;
if (torrents.length !== 1) {
clearFileList();
return;
}
// build the file list
tor = torrents[0];
clearFileList();
data.file_torrent = tor;
n = tor.getFileCount();
data.file_rows = [];
fragment = document.createDocumentFragment();
tr = this;
for (i=0; i<n; ++i) {
row = data.file_rows[i] = new FileRow(tor, i);
fragment.appendChild(row.getElement());
$(row).bind('wantedToggled',function(e,row,want) {onFileWantedToggled(row,want);});
$(row).bind('priorityToggled',function(e,row,priority) {onFilePriorityToggled(row,priority);});
}
file_list.appendChild(fragment);
},
/****
***** PEERS PAGE
****/
updatePeersPage = function() {
var i, k, tor, peers, peer, parity,
html = [],
fmt = Transmission.fmt,
peers_list = data.elements.peers_list,
torrents = data.torrents;
for (k=0; tor=torrents[k]; ++k)
{
peers = tor.getPeers();
html.push('<div class="inspector_group">');
if (torrents.length > 1) {
html.push('<div class="inspector_torrent_label">', tor.getName(), '</div>');
}
if (!peers || !peers.length) {
html.push('<br></div>'); // firefox won't paint the top border if the div is empty
continue;
}
html.push('<table class="peer_list">',
'<tr class="inspector_peer_entry even">',
'<th class="encryptedCol"></th>',
'<th class="upCol">Up</th>',
'<th class="downCol">Down</th>',
'<th class="percentCol">%</th>',
'<th class="statusCol">Status</th>',
'<th class="addressCol">Address</th>',
'<th class="clientCol">Client</th>',
'</tr>');
for (i=0; peer=peers[i]; ++i) {
parity = ((i+1) % 2 == 0 ? 'even' : 'odd');
html.push('<tr class="inspector_peer_entry ', parity, '">',
'<td>', (peer.isEncrypted ? '<img src="images/graphics/lock_icon.png" alt="Encrypted"/>' : ''), '</td>',
'<td>', (peer.rateToPeer ? fmt.speedBps(peer.rateToPeer) : ''), '</td>',
'<td>', (peer.rateToClient ? fmt.speedBps(peer.rateToClient) : ''), '</td>',
'<td class="percentCol">', Math.floor(peer.progress*100), '%', '</td>',
'<td>', fmt.peerStatus(peer.flagStr), '</td>',
'<td>', peer.address, '</td>',
'<td class="clientCol">', peer.clientName, '</td>',
'</tr>');
}
html.push('</table></div>');
}
setInnerHTML(peers_list, html.join(''));
},
/****
***** TRACKERS PAGE
****/
getAnnounceState = function(tracker) {
var timeUntilAnnounce, s = '';
switch (tracker.announceState) {
case Torrent._TrackerActive:
s = 'Announce in progress';
break;
case Torrent._TrackerWaiting:
timeUntilAnnounce = tracker.nextAnnounceTime - ((new Date()).getTime() / 1000);
if (timeUntilAnnounce < 0) {
timeUntilAnnounce = 0;
}
s = 'Next announce in ' + Transmission.fmt.timeInterval(timeUntilAnnounce);
break;
case Torrent._TrackerQueued:
s = 'Announce is queued';
break;
case Torrent._TrackerInactive:
s = tracker.isBackup ?
'Tracker will be used as a backup' :
'Announce not scheduled';
break;
default:
s = 'unknown announce state: ' + tracker.announceState;
}
return s;
},
lastAnnounceStatus = function(tracker) {
var lastAnnounceLabel = 'Last Announce',
lastAnnounce = [ 'N/A' ],
lastAnnounceTime;
if (tracker.hasAnnounced) {
lastAnnounceTime = Transmission.fmt.timestamp(tracker.lastAnnounceTime);
if (tracker.lastAnnounceSucceeded) {
lastAnnounce = [ lastAnnounceTime, ' (got ', Transmission.fmt.plural(tracker.lastAnnouncePeerCount, 'peer'), ')' ];
} else {
lastAnnounceLabel = 'Announce error';
lastAnnounce = [ (tracker.lastAnnounceResult ? (tracker.lastAnnounceResult + ' - ') : ''), lastAnnounceTime ];
}
}
return { 'label':lastAnnounceLabel, 'value':lastAnnounce.join('') };
},
lastScrapeStatus = function(tracker) {
var lastScrapeLabel = 'Last Scrape',
lastScrape = 'N/A',
lastScrapeTime;
if (tracker.hasScraped) {
lastScrapeTime = Transmission.fmt.timestamp(tracker.lastScrapeTime);
if (tracker.lastScrapeSucceeded) {
lastScrape = lastScrapeTime;
} else {
lastScrapeLabel = 'Scrape error';
lastScrape = (tracker.lastScrapeResult ? tracker.lastScrapeResult + ' - ' : '') + lastScrapeTime;
}
}
return {'label':lastScrapeLabel, 'value':lastScrape};
},
updateTrackersPage = function() {
var i, j, tier, trackers, tor,
html, parity, lastAnnounceStatusHash,
announceState, lastScrapeStatusHash,
na = 'N/A';
trackers_list = data.elements.trackers_list,
torrents = data.torrents;
// By building up the HTML as as string, then have the browser
// turn this into a DOM tree, this is a fast operation.
html = [];
for (i=0; tor=torrents[i]; ++i)
{
html.push ('<div class="inspector_group">');
if (torrents.length > 1)
html.push('<div class="inspector_torrent_label">', tor.getName(), '</div>');
tier = -1;
trackers = tor.getTrackers();
for (j=0; tracker=trackers[j]; ++j)
{
if (tier != tracker.tier)
{
if (tier !== -1) // close previous tier
html.push('</ul></div>');
tier = tracker.tier;
html.push('<div class="inspector_group_label">',
'Tier ', tier, '</div>',
'<ul class="tier_list">');
}
// Display construction
lastAnnounceStatusHash = lastAnnounceStatus(tracker);
announceState = getAnnounceState(tracker);
lastScrapeStatusHash = lastScrapeStatus(tracker);
parity = ((j+1) % 2 == 0 ? 'even' : 'odd');
html.push('<li class="inspector_tracker_entry ', parity, '"><div class="tracker_host" title="', tracker.announce, '">',
tracker.host, '</div>',
'<div class="tracker_activity">',
'<div>', lastAnnounceStatusHash['label'], ': ', lastAnnounceStatusHash['value'], '</div>',
'<div>', announceState, '</div>',
'<div>', lastScrapeStatusHash['label'], ': ', lastScrapeStatusHash['value'], '</div>',
'</div><table class="tracker_stats">',
'<tr><th>Seeders:</th><td>', (tracker.seederCount > -1 ? tracker.seederCount : na), '</td></tr>',
'<tr><th>Leechers:</th><td>', (tracker.leecherCount > -1 ? tracker.leecherCount : na), '</td></tr>',
'<tr><th>Downloads:</th><td>', (tracker.downloadCount > -1 ? tracker.downloadCount : na), '</td></tr>',
'</table></li>');
}
if (tier !== -1) // close last tier
html.push('</ul></div>');
html.push('</div>'); // inspector_group
}
setInnerHTML(trackers_list, html.join(''));
},
initialize = function (controller) {
var ti = '#torrent_inspector_';
data.controller = controller;
$('.inspector_tab').click(function (e) {onTabClicked(e, this);});
$('#files_select_all').live('click', function(e) { filesSelectAllClicked(); });
$('#files_deselect_all').live('click', function(e) { filesDeselectAllClicked(); });
data.elements.info_page = $('#inspector_tab_info_container')[0];
data.elements.files_page = $('#inspector_tab_files_container')[0];
data.elements.peers_page = $('#inspector_tab_peers_container')[0];
data.elements.trackers_page = $('#inspector_tab_trackers_container')[0];
data.elements.activity_page = $('#inspector_tab_activity_container')[0];
data.elements.file_list = $('#inspector_file_list')[0];
data.elements.peers_list = $('#inspector_peers_list')[0];
data.elements.trackers_list = $('#inspector_trackers_list')[0];
data.elements.availability = $(ti+'availability')[0];
data.elements.comment = $(ti+'comment')[0];
data.elements.date = $(ti+'creator_date')[0];
data.elements.creator = $(ti+'creator')[0];
data.elements.directory = $(ti+'download_dir')[0];
data.elements.downloaded = $(ti+'downloaded')[0];
data.elements.download_from = $(ti+'download_from')[0];
data.elements.download_speed = $(ti+'download_speed')[0];
data.elements.error = $(ti+'error')[0];
data.elements.hash = $(ti+'hash')[0];
data.elements.have = $(ti+'have')[0];
data.elements.name = $(ti+'name')[0];
data.elements.progress = $(ti+'progress')[0];
data.elements.ratio = $(ti+'ratio')[0];
data.elements.secure = $(ti+'secure')[0];
data.elements.size = $(ti+'size')[0];
data.elements.state = $(ti+'state')[0];
data.elements.pieces = $(ti+'pieces')[0];
data.elements.uploaded = $(ti+'uploaded')[0];
data.elements.upload_speed = $(ti+'upload_speed')[0];
data.elements.upload_to = $(ti+'upload_to')[0];
};
/****
***** PUBLIC FUNCTIONS
****/
this.setTorrents = function (torrents) {
var d = data;
// update the inspector when a selected torrent's data changes.
$(d.torrents).unbind('dataChanged.inspector');
$(torrents).bind('dataChanged.inspector', $.proxy(updateInspector,this));
d.torrents = torrents;
// periodically ask for updates to the inspector's torrents
clearInterval(d.refreshInterval);
d.refreshInterval = setInterval($.proxy(refreshTorrents,this), 2000);
refreshTorrents();
// refresh the inspector's UI
updateInspector();
};
initialize (controller);
};