TreeTabsMigration/background.js
karol@jagiello.it c17ad45027 initial
2017-07-26 22:23:39 +02:00

293 lines
9.3 KiB
JavaScript

var opt = {
"skip_load": false, "new_open_below": false, "pin_list_multi_row": false, "close_with_MMB": true,
"always_show_close": false, "allow_pin_close": false,
"append_child_tab": "bottom", "append_child_tab_after_limit": "after",
"append_orphan_tab": "bottom", "after_closing_active_tab": "below", "close_other_trees": false,
"promote_children": true, "open_tree_on_hover": true, "max_tree_depth": -1, "never_show_close": false, "faster_scroll": false
};
var opt_toolbar = {
"active_toolbar_tool": "", "filter_type": "url"
};
var hold = true,
started = false,
schedule_save = 0,
tabs = {},
dt = {tabsIds: [], DropAfter: true, DropToTabId: 0, DropToIndex: 0, CameFromWindowId: 0, DroppedToWindowId: 0},
caption_clear_filter = chrome.i18n.getMessage("caption_clear_filter"),
caption_loading = chrome.i18n.getMessage("caption_loading"),
caption_searchbox = chrome.i18n.getMessage("caption_searchbox");
function Start(){
started = true;
// open options to set defaults
if (localStorage.getItem("themeDefault") === null){
chrome.tabs.create({url: "options.html" });
}
// all variables needed to load data
var loaded_options = {}, loaded_opt_toolbar = {};
// set loaded options
if (localStorage.getItem("current_options") !== null){
loaded_options = JSON.parse(localStorage["current_options"]);
}
for (var parameter in opt) {
if (loaded_options[parameter] != undefined && opt[parameter] != undefined){
opt[parameter] = loaded_options[parameter];
}
}
// toolbar shelfs options (search url-title and which shelf is active)
if (localStorage.getItem("current_toolbar_options") !== null){
loaded_opt_toolbar = JSON.parse(localStorage["current_toolbar_options"]);
}
for (var parameter in opt_toolbar) {
if (loaded_opt_toolbar[parameter] != undefined && opt_toolbar[parameter] != undefined){
opt_toolbar[parameter] = loaded_opt_toolbar[parameter];
}
}
LoadTabs(0);
}
function LoadTabs(retry){
chrome.tabs.query({windowType: "normal"}, function(qtabs){
// will loop forever if session restore tab is found
if (navigator.userAgent.match("Firefox") !== null){
var halt = false;
for (var t = 0; t < qtabs.length; t++){
if (qtabs[t].url.match("sessionrestore")){
halt = true;
chrome.tabs.update(qtabs[t].id, { active: true });
break;
}
}
if (halt){
setTimeout(function(){
LoadTabs(retry);
}, 2000);
return;
}
}
// create current tabs object
qtabs.forEach(function(Tab){
HashTab(Tab);
});
var reference_tabs = {};
var tabs_matched = 0;
// compare saved tabs from storage to current session tabs, but can be skipped if set in options
if (opt.skip_load == false){
qtabs.forEach(function(Tab){
for (var t = 0; t < 9999; t++){
if (localStorage.getItem("t"+t) !== null){
var LoadedTab = JSON.parse(localStorage["t"+t]);
if (LoadedTab[1] === tabs[Tab.id].h && reference_tabs[LoadedTab[0]] == undefined){
reference_tabs[LoadedTab[0]] = Tab.id;
tabs[Tab.id].p = LoadedTab[2];
tabs[Tab.id].n = LoadedTab[3];
tabs[Tab.id].o = LoadedTab[4];
tabs_matched++;
break;
}
} else {
break;
}
}
});
// replace parents tabIds to new ones, for that purpose reference_tabs was made before
for (var tabId in tabs){
if (reference_tabs[tabs[tabId].p] != undefined){
tabs[tabId].p = reference_tabs[tabs[tabId].p];
}
}
}
// will try to find tabs for 10 times, roughly 30 seconds
if (opt.skip_load == true || retry > 10 || localStorage.getItem("t0") === null || localStorage.getItem("t_count") === null || (tabs_matched > JSON.parse(localStorage["t_count"]))){
hold = false;
StartChromeListeners();
PeriodicCheck();
AutoSaveData();
} else {
setTimeout(function(){
LoadTabs(retry+1);
}, 3000);
}
});
}
// once a minute checking for missing tabs
function PeriodicCheck(){
setTimeout(function(){
PeriodicCheck();
if (!hold){
chrome.tabs.query({windowType: "normal"}, function(qtabs){
qtabs.forEach(function(Tab){
if (tabs[Tab.id] == undefined){
HashTab(Tab);
setTimeout(function(){
chrome.runtime.sendMessage({command: "recheck_tabs"});
},300);
setTimeout(function(){
schedule_save++;
},600);
}
});
});
}
},60000);
}
// save every 2 seconds if there is anything to save obviously
function AutoSaveData(){
setTimeout(function(){
AutoSaveData();
if (schedule_save > 0){
schedule_save = 1;
}
if (!hold && schedule_save > 0 && Object.keys(tabs).length > 1){
chrome.tabs.query({windowType: "normal"}, function(qtabs){
localStorage["t_count"] = qtabs.length*0.5;
for (var t = 0; t < qtabs.length; t++){
if (tabs[qtabs[t].id] != undefined && tabs[qtabs[t].id].h != undefined && tabs[qtabs[t].id].p != undefined && tabs[qtabs[t].id].n != undefined && tabs[qtabs[t].id].o != undefined){
var Tab = JSON.stringify([qtabs[t].id, tabs[qtabs[t].id].h, tabs[qtabs[t].id].p, tabs[qtabs[t].id].n, tabs[qtabs[t].id].o]);
if (localStorage.getItem("t"+t) == null || localStorage["t"+t] !== Tab){
localStorage["t"+t] = Tab;
}
}
}
schedule_save--;
});
}
}, 1000);
}
function SaveOptions(){
localStorage["current_options"] = JSON.stringify(opt);
}
function SaveToolbarOptions(){
localStorage["current_toolbar_options"] = JSON.stringify(opt_toolbar);
}
function HashTab(tab){
if (tabs[tab.id] == undefined){
tabs[tab.id] = {h: 0, p: tab.pinned ? "pin_list" : "tab_list", n: tab.index, o: "n"};
}
var hash = 0;
if (tab.url.length === 0){
return 0;
}
for (var i = 0; i < tab.url.length; i++){
hash = (hash << 5)-hash;
hash = hash+tab.url.charCodeAt(i);
hash |= 0;
}
tabs[tab.id].h = hash;
}
// start all listeners
function StartChromeListeners(){
chrome.tabs.onCreated.addListener(function(tab){
HashTab(tab);
chrome.runtime.sendMessage({command: "tab_created", windowId: tab.windowId, tab: tab, tabId: tab.id});
schedule_save++;
});
chrome.tabs.onAttached.addListener(function(tabId, attachInfo){
chrome.tabs.get(tabId, function(tab){
if (tabs[tabId] == undefined){ HashTab(tab); }
chrome.runtime.sendMessage({command: "tab_attached", windowId: attachInfo.newWindowId, tab: tab, tabId: tabId});
});
schedule_save++;
});
chrome.tabs.onRemoved.addListener(function(tabId, removeInfo){
chrome.runtime.sendMessage({command: "tab_removed", windowId: removeInfo.windowId, tabId: tabId});
delete tabs[tabId];
schedule_save++;
});
chrome.tabs.onDetached.addListener(function(tabId, detachInfo){
if (tabs[tabId] == undefined){ HashTab(tab); }
chrome.runtime.sendMessage({command: "tab_removed", windowId: detachInfo.oldWindowId, tabId: tabId});
schedule_save++;
});
chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab){
if (tabs[tabId] == undefined || changeInfo.url != undefined){ HashTab(tab); }
if (changeInfo.pinned == true){ tabs[tabId].p = "pin_list"; }
if (changeInfo.pinned == false){ tabs[tabId].p = "tab_list"; }
chrome.runtime.sendMessage({command: "tab_updated", windowId: tab.windowId, tab: tab, tabId: tabId, changeInfo: changeInfo});
if (changeInfo.url != undefined || changeInfo.pinned != undefined){schedule_save++;}
});
chrome.tabs.onMoved.addListener(function(tabId, moveInfo){
if (tabs[tabId] == undefined){ HashTab(tab); }
chrome.runtime.sendMessage({command: "tab_moved", windowId: moveInfo.windowId, tabId: tabId, moveInfo: moveInfo});
schedule_save++;
});
chrome.tabs.onReplaced.addListener(function(addedTabId, removedTabId){
chrome.tabs.get(addedTabId, function(tab){
if (addedTabId == removedTabId){
chrome.runtime.sendMessage({command: "tab_updated", windowId: tab.windowId, tab: tab, tabId: tab.id, changeInfo: {status: tab.status, url: tab.url, title: tab.title, audible: tab.audible, mutedInfo: tab.mutedInfo}});
} else {
if (tabs[removedTabId]){
tabs[addedTabId] = {h: GetHash(tab.url), p: tabs[removedTabId].p, n: tabs[removedTabId].n, o: tabs[removedTabId].o};
} else {
HashTab(tab);
}
chrome.runtime.sendMessage({command: "tab_removed", windowId: tab.windowId, tabId: removedTabId});
chrome.runtime.sendMessage({command: "tab_attached", windowId: tab.windowId, tab: tab, tabId: addedTabId});
delete tabs[removedTabId];
}
schedule_save++;
});
});
chrome.tabs.onActivated.addListener(function(activeInfo){
chrome.runtime.sendMessage({command: "tab_activated", windowId: activeInfo.windowId, tabId: activeInfo.tabId});
});
}
chrome.runtime.onMessage.addListener(function(message, sender, sendResponse){
switch(message.command){
case "background_start":
if (!started){
Start();
}
break;
case "reload":
window.location.reload();
break;
case "options_save":
SaveOptions();
break;
case "toolbar_options_save":
SaveToolbarOptions();
break;
}
});
function log(m){
console.log(m);
}
chrome.runtime.onStartup.addListener(function(){
Start();
});
if (navigator.userAgent.match("Firefox") === null){
chrome.runtime.onSuspend.addListener(function(){
hold = true;
});
}