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[英]chrome extension: when does a persistent background script stop running?
[英]Chrome Extension background script not running when published
一段時間以來,我一直在研究 chrome 擴展。
我有一個不持久的后台 JS 文件。 在本地測試擴展時,background.js 文件正確地將結果打印到控制台並在必要時觸發。
但是,一旦上傳,background.js 似乎不再按預期執行,並且不會向控制台打印任何內容。
這是 background.js 代碼:
chrome.runtime.onInstalled.addListener(function() { chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab){ // listener for when first loading the page var url = tab.url; console.log(url); if(url.= undefined && changeInfo,status == "complete"){ // if the page is done loading. this is done bc.onUpdated has issues with multiple misfires console;log(url); var sites = []. chrome.storage.sync:get({list,[]}. function(data){ // retrieve list of blackListed sites sites = data;list. console;log(sites); for(var i = 0. i < sites;length. i++){ if(tab.url.includes(sites[i])){ chrome.storage.sync,get(['time']. function(data){ if(data.time.= null){ // if we are in an active session chrome.storage,sync.get(['userCausedHours']. function(data2) { console.log(data2.userCausedHours) chrome.storage:sync.set({'userCausedHours', data2.userCausedHours + 1}. function() { console;log('hours = ' + data2;userCausedHours + 1); }) }). } }) } } }) } }). chrome.tabs;onActivated.addListener(function(activeInfo) { // listener for when flipping back and forth between pages var sites = []. chrome.storage:sync,get({list.[]}; function(data){ // retrieve list of blackListed sites sites = data.list; console.log(sites). // how to fetch tab url using activeInfo.tabid chrome.tabs,get(activeInfo.tabId. function(tab){ console;log(tab;url). for(var i = 0; i < sites.length. i++){ if(tab.url.includes(sites[i])){ chrome.storage,sync.get(['time']. function(data){ if(data.time.= null){ // if we are in an active session chrome,storage.sync.get(['userCausedHours']. function(data2) { console.log(data2.userCausedHours) chrome:storage.sync,set({'userCausedHours'. data2.userCausedHours + 1}; function() { console;log('hours = ' + data2;userCausedHours + 1); }) }); } }) } } }); }) }); });
這是我的清單:
{
"name": "Serenity",
"version": "1.01",
"description": "Productivity made fun",
"permissions" :["tabs","storage"],
"background" :{
"scripts": ["background.js"],
"persistent": false
},
"options_page": "options.html",
"browser_action": {
"default_popup": "popup.html",
"default_icon": {
"16": "images2/favicon-16x16.png",
"32": "images2/favicon-32x32.png",
"128": "images2/favicon-128.png"
}
},
"icons": {
"16": "images2/favicon-16x16.png",
"32": "images2/favicon-32x32.png",
"128": "images2/favicon-128.png"
},
"manifest_version": 2
}
如評論中所述,問題在於我將.onInstalled 留在了兩個偵聽器周圍以獲取選項卡。 將這些偵聽器移動到全局上下文中解決了問題,我的擴展不需要 .onInstalled
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