1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
6 * Converts a number in bytes to a string in megabytes split by comma into
8 * @param {number} bytes The number in bytes.
9 * @return {string} Formatted string in megabytes.
11 function ToMegaByteString(bytes) {
12 var mb = Math.floor(bytes / (1 << 20));
13 return mb.toString().replace(
14 /\d+?(?=(\d{3})+$)/g, // Digit sequence (\d+) followed (?=) by 3n digits.
15 function(three_digit_block) { return three_digit_block + ','; }
20 * Updates the Drive related Flags section.
21 * @param {Array} flags List of dictionaries describing flags.
23 function updateDriveRelatedFlags(flags) {
24 var ul = $('drive-related-flags');
25 updateKeyValueList(ul, flags);
29 * Updates the Drive related Preferences section.
30 * @param {Array} preferences List of dictionaries describing preferences.
32 function updateDriveRelatedPreferences(preferences) {
33 var ul = $('drive-related-preferences');
34 updateKeyValueList(ul, preferences);
38 * Updates the Connection Status section.
39 * @param {Object} connStatus Dictionary containing connection status.
41 function updateConnectionStatus(connStatus) {
42 $('connection-status').textContent = connStatus['status'];
43 $('has-refresh-token').textContent = connStatus['has-refresh-token'];
44 $('has-access-token').textContent = connStatus['has-access-token'];
48 * Updates the GCache Contents section.
49 * @param {Array} gcacheContents List of dictionaries describing metadata
50 * of files and directories under the GCache directory.
51 * @param {Object} gcacheSummary Dictionary of summary of GCache.
53 function updateGCacheContents(gcacheContents, gcacheSummary) {
54 var tbody = $('gcache-contents');
55 for (var i = 0; i < gcacheContents.length; i++) {
56 var entry = gcacheContents[i];
57 var tr = document.createElement('tr');
59 // Add some suffix based on the type.
60 var path = entry.path;
61 if (entry.is_directory)
63 else if (entry.is_symbolic_link)
66 tr.appendChild(createElementFromText('td', path));
67 tr.appendChild(createElementFromText('td', entry.size));
68 tr.appendChild(createElementFromText('td', entry.last_modified));
69 tr.appendChild(createElementFromText('td', entry.permission));
70 tbody.appendChild(tr);
73 $('gcache-summary-total-size').textContent =
74 ToMegaByteString(gcacheSummary['total_size']);
78 * Updates the File System Contents section. The function is called from the
79 * C++ side repeatedly with contents of a directory.
80 * @param {string} directoryContentsAsText Pre-formatted string representation
81 * of contents a directory in the file system.
83 function updateFileSystemContents(directoryContentsAsText) {
84 var div = $('file-system-contents');
85 div.appendChild(createElementFromText('pre', directoryContentsAsText));
89 * Updates the Cache Contents section.
90 * @param {Object} cacheEntry Dictionary describing a cache entry.
91 * The function is called from the C++ side repeatedly.
93 function updateCacheContents(cacheEntry) {
94 var tr = document.createElement('tr');
95 tr.appendChild(createElementFromText('td', cacheEntry.local_id));
96 tr.appendChild(createElementFromText('td', cacheEntry.md5));
97 tr.appendChild(createElementFromText('td', cacheEntry.is_present));
98 tr.appendChild(createElementFromText('td', cacheEntry.is_pinned));
99 tr.appendChild(createElementFromText('td', cacheEntry.is_dirty));
101 $('cache-contents').appendChild(tr);
105 * Updates the Local Storage summary.
106 * @param {Object} localStorageSummary Dictionary describing the status of local
109 function updateLocalStorageUsage(localStorageSummary) {
110 var freeSpaceInMB = ToMegaByteString(localStorageSummary.free_space);
111 $('local-storage-freespace').innerText = freeSpaceInMB;
115 * Updates the summary about in-flight operations.
116 * @param {Array} inFlightOperations List of dictionaries describing the status
117 * of in-flight operations.
119 function updateInFlightOperations(inFlightOperations) {
120 var container = $('in-flight-operations-contents');
122 // Reset the table. Remove children in reverse order. Otherwides each
123 // existingNodes[i] changes as a side effect of removeChild.
124 var existingNodes = container.childNodes;
125 for (var i = existingNodes.length - 1; i >= 0; i--) {
126 var node = existingNodes[i];
127 if (node.className == 'in-flight-operation')
128 container.removeChild(node);
131 // Add in-flight operations.
132 for (var i = 0; i < inFlightOperations.length; i++) {
133 var operation = inFlightOperations[i];
134 var tr = document.createElement('tr');
135 tr.className = 'in-flight-operation';
136 tr.appendChild(createElementFromText('td', operation.id));
137 tr.appendChild(createElementFromText('td', operation.type));
138 tr.appendChild(createElementFromText('td', operation.file_path));
139 tr.appendChild(createElementFromText('td', operation.state));
140 var progress = operation.progress_current + '/' + operation.progress_total;
141 if (operation.progress_total > 0) {
142 var percent = operation.progress_current / operation.progress_total * 100;
143 progress += ' (' + Math.round(percent) + '%)';
145 tr.appendChild(createElementFromText('td', progress));
147 container.appendChild(tr);
152 * Updates the summary about about resource.
153 * @param {Object} aboutResource Dictionary describing about resource.
155 function updateAboutResource(aboutResource) {
156 var quotaTotalInMb = ToMegaByteString(aboutResource['account-quota-total']);
157 var quotaUsedInMb = ToMegaByteString(aboutResource['account-quota-used']);
159 $('account-quota-info').textContent =
160 quotaUsedInMb + ' / ' + quotaTotalInMb + ' (MB)';
161 $('account-largest-changestamp-remote').textContent =
162 aboutResource['account-largest-changestamp-remote'];
163 $('root-resource-id').textContent = aboutResource['root-resource-id'];
167 * Updates the summary about app list.
168 * @param {Object} appList Dictionary describing app list.
170 function updateAppList(appList) {
171 $('app-list-etag').textContent = appList['etag'];
173 var itemContainer = $('app-list-items');
174 for (var i = 0; i < appList['items'].length; i++) {
175 var app = appList['items'][i];
176 var tr = document.createElement('tr');
177 tr.className = 'installed-app';
178 tr.appendChild(createElementFromText('td', app.name));
179 tr.appendChild(createElementFromText('td', app.application_id));
180 tr.appendChild(createElementFromText('td', app.object_type));
181 tr.appendChild(createElementFromText('td', app.supports_create));
183 itemContainer.appendChild(tr);
188 * Updates the local cache information about account metadata.
189 * @param {Object} localMetadata Dictionary describing account metadata.
191 function updateLocalMetadata(localMetadata) {
192 var changestamp = localMetadata['account-largest-changestamp-local'];
194 $('account-largest-changestamp-local').textContent =
195 changestamp.toString() +
196 (changestamp > 0 ? ' (loaded)' : ' (not loaded)') +
197 (localMetadata['account-metadata-refreshing'] ? ' (refreshing)' : '');
201 * Updates the summary about delta update status.
202 * @param {Object} deltaUpdateStatus Dictionary describing delta update status.
204 function updateDeltaUpdateStatus(deltaUpdateStatus) {
205 $('push-notification-enabled').textContent =
206 deltaUpdateStatus['push-notification-enabled'];
207 $('last-update-check-time').textContent =
208 deltaUpdateStatus['last-update-check-time'];
209 $('last-update-check-error').textContent =
210 deltaUpdateStatus['last-update-check-error'];
214 * Updates the event log section.
215 * @param {Array} log Array of events.
217 function updateEventLog(log) {
218 var ul = $('event-log');
219 updateKeyValueList(ul, log);
223 * Creates an element named |elementName| containing the content |text|.
224 * @param {string} elementName Name of the new element to be created.
225 * @param {string} text Text to be contained in the new element.
226 * @return {HTMLElement} The newly created HTML element.
228 function createElementFromText(elementName, text) {
229 var element = document.createElement(elementName);
230 element.appendChild(document.createTextNode(text));
235 * Updates <ul> element with the given key-value list.
236 * @param {HTMLElement} ul <ul> element to be modified.
237 * @param {Array} list List of dictionaries containing 'key', 'value' (optional)
238 * and 'class' (optional). For each element <li> element with specified class is
241 function updateKeyValueList(ul, list) {
242 for (var i = 0; i < list.length; i++) {
245 if (item.value != '')
246 text += ': ' + item.value;
248 var li = createElementFromText('li', text);
250 li.classList.add(item.class);
256 * Updates the text next to the 'reset' button to update the status.
257 * @param {boolean} success whether or not resetting has succeeded.
259 function updateResetStatus(success) {
260 $('reset-status-text').textContent = (success ? 'success' : 'failed');
263 document.addEventListener('DOMContentLoaded', function() {
264 chrome.send('pageLoaded');
266 // Update the table of contents.
268 var sections = document.getElementsByTagName('h2');
269 for (var i = 0; i < sections.length; i++) {
270 var section = sections[i];
271 var a = createElementFromText('a', section.textContent);
272 a.href = '#' + section.id;
273 var li = document.createElement('li');
278 $('button-clear-access-token').addEventListener('click', function() {
279 chrome.send('clearAccessToken');
282 $('button-clear-refresh-token').addEventListener('click', function() {
283 chrome.send('clearRefreshToken');
286 $('button-reset-drive-filesystem').addEventListener('click', function() {
287 $('reset-status-text').textContent = 'resetting...';
288 chrome.send('resetDriveFileSystem');
291 $('button-show-file-entries').addEventListener('click', function() {
292 var button = $('button-show-file-entries');
293 button.parentNode.removeChild(button);
294 chrome.send('listFileEntries');
297 window.setInterval(function() {
298 chrome.send('periodicUpdate');