This is the collector object which is created under the WM version 4.x script
此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.greasyfork.icu/scripts/6905/27573/WM%20Collector%20Object.js
// ==UserScript==
// @name WM Collector Object
// @namespace MerricksdadWMCollectorObject
// @description This is the collector object which is created under the WM version 4.x script
// @license http://creativecommons.org/licenses/by-nc-nd/3.0/us/
// @version 4.0.0.0
// @copyright Charlie Ewing except where noted
// ==/UserScript==
//this script requires some functions in the WM Common Library
//this script needs access to a pre-defined JSON object
(function(){
//***************************************************************************************************************************************
//***** Collector Object
//***************************************************************************************************************************************
WM.collector = {
tabs : {}, //container for window objects
recycle : [], //container for reusable window objects
queue : [], //container for urls to do in order
count : 0,
windowExists : function(hwnd){
try{
var testUrl=tab.hwnd.location.toString();
return true;
}catch(e) {
return false;
}
},
//requires id, url and callback
open : function(params) {try{
//log("WM.collector.open()",{level:0});
//check for tab queueing
if (WM.opts.queuetabs && WM.collector.count && !(params.emergency||false)) {
if (params.first||false) {
//cut in line to be next processed
WM.collector.queue.unshift(params);
return;
}
//toss the next action in the queue while we wait for the current one to finish
WM.collector.queue.push(params);
//log("WM.collector.open: request queued",{level:1});
return;
}
var url = params.url;
var id = params.id;
//create a window or use a recycled one
var tabHwnd;
if (WM.collector.recycle.length) {
tabHwnd = WM.collector.recycle.shift();
//watch for missing window objects
try{
//use the existing window object if it responds
tabHwnd.location.href=url;
} catch (e) {
//window object missing, make a new one
//FF22 version
tabHwnd = GM_openInTab(url,"_blank");
//FF21 version
//tabHwnd = ((WM.opts.useGM_openInTab)?GM_openInTab:window.open)(url,"_blank");
}
} else {
//we do not use recycling, just make a new one
//FF22 version
tabHwnd = GM_openInTab(url,"_blank");
//FF21 version
//tabHwnd = ((WM.opts.useGM_openInTab)?GM_openInTab:window.open)(url,"_blank");
}
//window opening
if (tabHwnd) {
WM.collector.count++;
params.hwnd=tabHwnd; //store the window handle
params.openTime=timeStamp();
WM.collector.tabs[id]=params; //add the tab and all its data to the array
//pass data to the sidekick top window
var callback = params.callback;
if (callback) delete params.callback;
if (params.msg) {
remove($(params.msg));
delete(params.msg);
}
//details for posts, not for likes
var app, synApp, isPost;
if (isPost=(params.post||null)){
app=params.post.app;
synApp=app.parent||app;
}
if (callback) {
//log("WM.collector.open: callback fired",{level:3});
doAction(function(){
callback(params);
});
}
} else {
log("WM.collector: Tab or Window is not opening or your browser does not support controlling tabs and windows via scripts. Check your popup blocker.",{level:5});
}
}catch(e){log("WM.collector.open: "+e);}},
doNext : function(){try{WM.collector.open(WM.collector.queue.shift());}catch(e){log("WM.collector.doNext: "+e);}},
close : function(tab) {try{
//recycle or close the passed tab
try{
if (WM.opts.recycletabsall || WM.opts.queuetabs || (WM.collector.recycle.length < WM.opts.recycletabs)) {
//wipe it and put it away
if (tab.hwnd){
WM.collector.recycle.push(tab.hwnd);
tab.hwnd.location.href="about:blank";
if (WM.collector.windowExists(tab.hwnd)){
tab.hwnd.location.hash="";
}
} else {
//tab is busy, laggy or missing
tab.closeRetries=(tab.closeRetries||0)+1;
if (tab.closeRetries<3) {
setTimeout(function(){WM.collector.close(tab);},1000);
} else {
log("WM.collector.close: Control of window handle lost; cannot recycle. Window may be too busy to communicate with, or has been closed manually.");
}
return;
}
} else {
if (tab.hwnd) tab.hwnd.close();
}
} catch (e){log("WM.collector.close: recycler: "+e);}
try{
tab.hwnd=null;
delete tab.signal;
delete tab.stage;
delete tab.closeTries;
if (tab.toIntv) clearInterval(tab.toIntv);
delete tab;
tab=null;
WM.collector.count--
}catch(e){log("WM.collector.close: destroy tab: "+e);}
//check for items in queue to do next
if (WM.collector.queue.length) {
//check that queueing is still in practice
if (WM.opts.queuetabs) {
setTimeout(WM.collector.doNext,1000); //just do one
} else {
//options have changed since queueing was enacted, release all the queue into windows right now
var offset=1000;
while (WM.collector.queue.length && (WM.collector.count < WM.opts.maxrequests)) {
setTimeout(WM.collector.doNext,offset); //open all, up to the limit set in options
offset+=100;
}
}
}
} catch (e){log("WM.collector.close: "+e);}},
closeAll : function() {try{
//first delete the queue so close fx doesnt pick them up
WM.collector.queue=[]; //empty but dont destroy
//then close the active windows, moving any to the recycler if that is enabled
for (var t in WM.collector.tabs) {
WM.collector.close(WM.collector.tabs[t]);
}
//then close any recycled windows
if (WM.collector.recycle.length) {
for (var r=0, hwnd; r < WM.collector.recycle.length; r++) {
if (hwnd=WM.collector.recycle[r]) {
hwnd.close();
}
}
WM.collector.recycle=[];
}
} catch (e){log("WM.collector.closeAll: "+e);}},
createTimer : function(tab) {try{
//create a timeout handler based on options and store the timer on the tab
tab.toIntv=setTimeout(function(){
if (tab) if (tab.stage!=4) doAction(function(){
//tab has been active too long, do timeout
log("WM.collector.timer: request timeout ("+tab.id+")",{level:3});
WM.setAsFailed(null, -14, tab.post);
WM.clearURL(tab);
})
},WM.opts.reqtimeout*1000);
} catch (e){
log("WM.collector.createTimer: "+e);}
},
cancelProcess : function(params) {try{
params=params||{};
var c = WM.collector;
for (t in c.tabs) {
if (c.tabs[t] && c.tabs[t][params.search] && c.tabs[t][params.search]==params.find){
//matching collector tab found
tab=c.tabs[t];
//close the window
c.close(tab);
}
}
} catch (e){log("WM.collector.cancelProcess: "+e);}},
refreshProcess : function(params) {try{
params=params||{};
var c = WM.collector;
for (t in c.tabs) {
if (c.tabs[t] && c.tabs[t][params.search] && c.tabs[t][params.search]==params.find){
//matching collector tab found
tab=c.tabs[t];
//restart the window at its initial url
if (tab.hwnd.location.href==tab.url) {
tab.hwnd.location.reload();
} else {
tab.hwnd.location.href=tab.url;
}
}
}
} catch (e){log("WM.collector.refreshProcess: "+e);}},
};
})();