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background.js
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background.js
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/*
* Filename: background.js
* More info, see: gpme.js
*
* Web: http://huyz.us/google-plus-me/
* Source: https://github.com/huyz/google-plus-me
* Author: Huy Z http://huyz.us/
*/
// If true, won't need the 'tabs' permission
// NOTE: Keep format the same as it is programmatically changed by package.sh
var PARANOID = false;
/****************************************************************************
* Constants
***************************************************************************/
var GPLUS_URL_REGEXP = /^https?:\/\/plus\.google\.com\//;
/****************************************************************************
* Init
***************************************************************************/
// i18n messages
var i18nMessages = {};
var defaultSettings = {
/*
* General
*/
'nav_summaryLines': 2,
'nav_summaryIncludeThumbnails': false,
'nav_summaryIncludeTime': true,
'nav_previewEnableInExpanded': false,
'nav_previewEnableInList': true,
'nav_browserActionOpensNewTab': false,
'nav_showTopCollapseBarWhen': 'hover',
'nav_showBottomCollapseBarWhen': 'hover',
/*
* Pages
*/
'nav_global_postsDefaultMode': 'expanded',
'nav_global_commentsDefaultCollapsed': false,
/*
*
*/
'apiKey': '',
/*
* Compatibility
*/
'nav_compatSgp': true,
'nav_compatSgpComments': false,
'nav_compatSgpCache': false
};
var settingStore = new Store("settings", defaultSettings);
/*
// Default options
if (localStorage.getItem('gpme_options_mode') === null)
localStorage.setItem('gpme_options_mode', 'expanded');
*/
// Migration: option -> fancy-settings
var displayMode = localStorage.getItem('gpme_options_mode');
if (displayMode !== null) {
settingStore.set('nav_global_postsDefaultMode', displayMode);
localStorage.removeItem('gpme_options_mode');
}
/****************************************************************************
* Version check
***************************************************************************/
// Check installed version
var oldVersion = localStorage.getItem('version');
console.log(chrome.app.getDetails());
var version = chrome.app.getDetails().version;
if (version != oldVersion) {
// NOTE: we don't use the prefix 'gpme_' so that it doesn't get wiped out by a reset
localStorage.setItem('version', version);
// If first-time install, inject into any currently-open pages so that the
// user isn't confused. Later users are only updating and should already have
// a running version (unless G+ changed its layout) and also know what to expect.
if (oldVersion === null) {
console.log("gpme: looks like first-time install");
if (! PARANOID) {
chrome.windows.getAll({populate: true}, function(windows) {
windows.forEach(function(w) {
w.tabs.forEach(function(tab) {
if (tab.url.match(/^https?:\/\/plus\.google\.com\//)) {
//chrome.tabs.insertCSS(tab.id, {file: 'gpme.css', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.easing.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.ba-throttle-debounce.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.hoverIntent.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.scrollintoview.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'jquery.actual.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'lscache.js', allFrames: true});
chrome.tabs.executeScript(tab.id, {file: 'gpme.js', allFrames: true});
}
});
});
});
}
}
}
/****************************************************************************
* Settings
***************************************************************************/
function reset() {
settingStore.fromObject(defaultSettings);
}
/****************************************************************************
* Event handlers
***************************************************************************/
// Listen to incoming messages from content scripts
chrome.extension.onRequest.addListener(function(request, sender, sendResponse) {
switch (request.action) {
case 'gpmeStatusUpdate':
chrome.browserAction.setBadgeText({text: (request.count ? request.count.toString() : "")});
break;
case 'gpmeGetModeOption':
sendResponse(settingStore.get('nav_global_postsDefaultMode'));
break;
case 'gpmeGetAppDetails':
sendResponse(chrome.app.getDetails());
break;
case 'gpmeGetSettings':
sendResponse(settingStore.toObject());
break;
case 'gpmeGetMessages':
MESSAGE_NAMES.forEach(function(name) {
i18nMessages[name] = chrome.i18n.getMessage(name);
});
sendResponse(i18nMessages);
break;
default: break;
}
});
// Listen to browser action clicks
chrome.browserAction.onClicked.addListener(function(selectedTab) {
function sendClick(tabId) {
// Click on the notification
chrome.tabs.sendRequest(tabId, {action: 'gpmeBrowserActionClick'});
}
/**
* Opens G+ in current tab or new tab.
* NOTE: none of these chrome.tabs require the 'tabs' (Browsing History) permission
*/
function openGPlus(selectedTab) {
// Re-use existing tab
if (settingStore.get('nav_browserActionOpensNewTab') === false ||
typeof selectedTab != 'undefined' && (
typeof selectedTab.url == 'undefined' || selectedTab.url === null || selectedTab.url === '' ||
selectedTab.url == 'chrome://newtab/'))
chrome.tabs.update(selectedTab.id, {url: 'https://plus.google.com/'});
else // Open a new tab
chrome.tabs.create({url: 'https://plus.google.com/'});
// NOTE: can't send click because it takes a while for the page
// to set up. The best we could do is have the content script
// query and ask us whether it should open the notification status
// on startup. But not worth it and the user may have already clicked
// on it by then.
}
// Check that the selected tab is Google+
if (typeof selectedTab != 'undefined' && GPLUS_URL_REGEXP.test(selectedTab.url)) {
sendClick(selectedTab.id);
} else if (PARANOID) {
// In paranoid mode, just open G+
openGPlus(selectedTab);
} else {
// CHeck all the tabs for G+
chrome.tabs.getAllInWindow(null, function(tabs) {
var found = false;
tabs.forEach(function(tab) {
// If not, let's switch to the first one we can find
if (! found && GPLUS_URL_REGEXP.test(tab.url)) {
chrome.tabs.update(tab.id, { selected: true }, function() {
sendClick(tab.id);
});
found = true;
}
});
// Otherwise, let's open G+
if (! found)
openGPlus(selectedTab);
});
}
});
// Listen to tab updates from Chrome, e.g. back and forward buttons
if (! PARANOID) {
chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab) {
if (changeInfo.status == 'complete' && tab.url.match(/plus\.google\.com\//i)) {
chrome.tabs.sendRequest(tabId, {action: 'gpmeTabUpdateComplete'});
}
});
}