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代码重构（部分）

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小墨
2022-02-01 17:56:52 +08:00
parent 3ba38bd635
commit ba1d3d8ce2
2 changed files with 232 additions and 161 deletions
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5
packages/shell-chrome/manifest.json
View File

@@ -50,6 +50,7 @@
"unlimitedStorage",
"webRequest",
"webRequestBlocking",
"tabs"
"tabs",
"notifications"
]
}
}

388
packages/shell-chrome/pages/advanced-search/js/background.js
View File

@@ -32,22 +32,6 @@ chrome.contextMenus.create({
* - 启航 (set sail)
*/
/**
* 将 & < > 等特殊字符转义，但保留中文不进行转义
*
* 测试通过: [ re： 百度&nbsp;<>!@#$%%^&*()_+-=[]{}|\:;'",./? ]
*
* refer: https://www.javaroad.cn/questions/108186
* @param string str
* @returns
*/
var holder = document.createElement('div');
function encodeXML(str) {
// var holder = document.createElement('div');
holder.textContent = str;
return holder.innerHTML;
}
/**
* refer:
*
@@ -57,20 +41,61 @@ function encodeXML(str) {
* Debug: https://chrome.google.com/webstore/detail/omnibox-debug/nhgkpjdgjmjhgjhgjhgjhgjhgjhgjhgjhg
*/
// 支持的搜索方式，第一位保留为默认搜索方式（文字）
/**
* ****************************************************************************************
*
* 搜索模式配置部分
*
* ****************************************************************************************
*/
/**
* 支持的搜索方式
*
* Notes:
* - 第一位需要保留为默认搜索方式（文字）
* - getSuggestions / search 方法传入参数应该是经过 getInputText 过滤前面搜索模式字符的字符串
*/
var omniboxSearchModes = [
// #############################################################################################################
{
key: "",
// 显示文字
showText: "文字",
// 搜索建议
getSuggestions: async function (text) {
var url = "https://code.google.com/p/chromium/codesearch#search/&type=cs&q=" + query +
"&exact_package=chromium&type=cs";
var req = new XMLHttpRequest();
req.open("GET", url, true);
req.setRequestHeader("GData-Version", "2");
req.onreadystatechange = function () {
if (req.readyState == 4) callback(req.responseXML);
}
req.send(null);
// return req;
suggestions.forEach((suggestion) => { suggestion.deletable = false /* 用户不可删除 */ });
/**
* SuggestResult
* refer: https://developer.chrome.com/docs/extensions/reference/omnibox/
* { content, description[, deletable] }
*/
suggest(suggestions);
// suggest([
// { content: "one", description: "the <match>aaa</match><url>www</url>first one", deletable: false },
// { content: "number two", description: "the second entry", deletable: false }
// ]);
},
search: function (text) {
var url = "https://www.baidu.com/s?wd=" + encodeURIComponent(text);
navigate(url, newTab = false);
return {
status: true,
result: null
};
navigate("https://www.baidu.com/s?wd=" + encodeURIComponent(text), newTab = false);
}
},
// #############################################################################################################
{
key: "yn",
showText: "网页内搜索",
@@ -82,12 +107,10 @@ var omniboxSearchModes = [
return encodeText ? encodeXML(returnText) : returnText
},
search: function (text) {
return {
status: true,
result: null
};
}
},
// #############################################################################################################
{
key: "re",
showText: "网页内正则表达式搜索",
@@ -97,8 +120,36 @@ var omniboxSearchModes = [
getInputText: function (text, encodeText = true) {
let returnText = /^re(:| |\uff1a)?(.*)$/.exec(text)[2].trim()
return encodeText ? encodeXML(returnText) : returnText
},
search: function (text) {
}
},
// #############################################################################################################
{
key: "ls",
showText: "历史记录搜索",
match: function (text) {
return /^ls( |:|\uff1a)?/.test(text)
},
getInputText: function (text, encodeText = true) {
let returnText = /^ls(:| |\uff1a)?(.*)$/.exec(text)[2].trim()
return encodeText ? encodeXML(returnText) : returnText
},
search: function (text) {
function onGot(historyItems) {
for (item of historyItems) {
console.log(item.url);
console.log(new Date(item.lastVisitTime));
}
}
var searching = browser.history.search({ text: text, startTime: 0 });
searching.then(onGot);
}
},
// #############################################################################################################
{
key: "img",
showText: "图片搜索",
@@ -108,25 +159,65 @@ var omniboxSearchModes = [
getInputText: function (text, encodeText = true) {
let returnText = /^img(:| |\uff1a)?(.*)$/.exec(text)[2].trim()
return encodeText ? encodeXML(returnText) : returnText
},
search: function (text) {
}
},
// #############################################################################################################
{
key: "boss",
showText: "老板键",
match: function (text) {
return text.trim() == "boss"
// return text.trim() == "boss"
return /^boss( |:|\uff1a)?$/.test(text)
},
getInputText: (text) => ""
getInputText: (text) => "回车执行"
}
]
/**
* ****************************************************************************************
*
* 全局变量定义部分
*
* ****************************************************************************************
*/
// 当前匹配的搜索模式的下标
var currentSearchModeIndex = 0;
// 当前正在向服务端进行的请求
var currentRequest = null;
// 输入框文本改变事件
/**
* ****************************************************************************************
*
* 搜索模式配置部分
*
* ****************************************************************************************
*/
/**
* 用户开始输入文本
*/
chrome.omnibox.onInputStarted.addListener(function () {
updateDefaultSuggestion('');
});
/**
* 搜索框失去焦点
*/
chrome.omnibox.onInputCancelled.addListener(function () {
updateDefaultSuggestion('');
});
/**
* 输入框文本改变事件
*/
chrome.omnibox.onInputChanged.addListener(
function (text, suggest) {
@@ -144,65 +235,82 @@ chrome.omnibox.onInputChanged.addListener(
if (text.trim() == '')
return;
// 访问后台完成搜索建议获取（传入搜索文字及回调函数）
// 获得搜索建议后，执行以下回调函数
currentRequest = search(text, function (xml) {
console.log(xml);
return;
var results = [];
var entries = xml.getElementsByTagName("entry");
for (var i = 0, entry; i < 5 && (entry = entries[i]); i++) {
var path = entry.getElementsByTagName("file")[0].getAttribute("name");
var line =
entry.getElementsByTagName("match")[0].getAttribute("lineNumber");
var file = path.split("/").pop();
var description = '<url>' + file + '</url>';
if (/^file:/.test(text)) {
description += ' <dim>' + path + '</dim>';
} else {
var content = entry.getElementsByTagName("content")[0].textContent;
// There can be multiple lines. Kill all the ones except the one that
// contains the first match. We can ocassionally fail to find a single
// line that matches, so we still handle multiple lines below.
var matches = content.split(/\n/);
for (var j = 0, match; match = matches[j]; j++) {
if (match.indexOf('<b>') > -1) {
content = match;
break;
}
}
// Replace any extraneous whitespace to make it look nicer.
content = content.replace(/[\n\t]/g, ' ');
content = content.replace(/ {2,}/g, ' ');
// Codesearch wraps the result in <pre> tags. Remove those if they're
// still there.
content = content.replace(/<\/?pre>/g, '');
// Codesearch highlights the matches with 'b' tags. Replaces those
// with 'match'.
content = content.replace(/<(\/)?b>/g, '<$1match>');
description += ' ' + content;
}
results.push({
content: path + '@' + line,
description: description
});
}
suggest(results);
});
// 访问后端服务获得搜索建议
var currentSearchMode = omniboxSearchModes[currentSearchModeIndex];
currentSearchMode.getSuggestions(currentSearchMode.getInputText(text));
}
);
/**
* 用户输入完成，按下回车键
*/
chrome.omnibox.onInputEntered.addListener(function (text) {
var searchText = omniboxSearchModes[currentSearchModeIndex].getInputText(text);
alert(text)
});
/**
* ****************************************************************************************
*
* 公共函数部分
*
* ****************************************************************************************
*/
/**
* 将 & < > 等特殊字符转义，但保留中文不进行转义
*
* 测试通过: [ re： 百度&nbsp;<>!@#$%%^&*()_+-=[]{}|\:;'",./? ]
*
* refer: https://www.javaroad.cn/questions/108186
* @param string str
* @returns
*/
function encodeXML(str) {
var holder = document.createElement('div');
holder.textContent = str;
return holder.innerHTML;
}
/**
* 将当前标签页导航到指定Url / 或者新建标签页
*
* @param String url 要导航到的url
* @param bool openInNewTab 是否打开新标签页
*/
function navigate(url, openInNewTab = false) {
chrome.tabs.query({ active: true, currentWindow: true }, function (tabs) {
if (!openInNewTab) {
chrome.tabs.update(tabs[0].id, { url: url });
} else {
chrome.tabs.create({ url: url });
}
});
}
/**
* 获取当前是否是新标签页
*/
function isCurrentNewTab() {
chrome.tabs.query({ active: true, currentWindow: true }, function (tabs) {
if (tabs && tabs.length > 0 && !!tabs[0].url && /^(.*?):\/\/newtab\/$/.test(tabs[0].url)) {
console.log(tabs[0].url)
return true;
}
else {
console.log(false)
return false;
}
});
}
/**
* 更新下拉框中提示
* @param String text 用户输入文本
@@ -217,7 +325,7 @@ function updateDefaultSuggestion(text) {
// 如果用户输入不为空，先假设为文字搜索，如果后面匹配上了其他搜索方式，则更新
let isPlaintext = !!text.trim().length;
currentSearchModeIndex = 0; // 初始化搜索方式下标s
currentSearchModeIndex = 0; // 初始化搜索方式下标
// 默认第 0 个为文字搜索，除此之外的搜索方式如果都没有匹配到，则显示文字搜索
for (var i = 1, keyword; i < omniboxSearchModes.length && (keyword = omniboxSearchModes[i]); i++) {
@@ -263,81 +371,43 @@ function updateDefaultSuggestion(text) {
// });
}
/**
* 用户开始输入文本
*/
chrome.omnibox.onInputStarted.addListener(function () {
updateDefaultSuggestion('');
});
// /**
// * 执行搜索
// * @param {*} query
// * @param {*} callback
// * @returns
// */
// function search(query, callback) {
// var url = "https://code.google.com/p/chromium/codesearch#search/&type=cs&q=" + query +
// "&exact_package=chromium&type=cs";
// var req = new XMLHttpRequest();
// req.open("GET", url, true);
// req.setRequestHeader("GData-Version", "2");
// req.onreadystatechange = function () {
// if (req.readyState == 4) {
// callback(req.responseXML);
// }
// }
// req.send(null);
// return req;
// }
/**
* 搜索框失去焦点
*/
chrome.omnibox.onInputCancelled.addListener(function () {
updateDefaultSuggestion('');
});
/**
* 执行搜索
* @param {*} query
* @param {*} callback
* @returns
*/
function search(query, callback) {
if (/^re:/.test(query))
query = query.substring('re:'.length);
else if (/^file:/.test(query))
query = 'file:"' + query.substring('file:'.length) + '"';
else
query = '"' + query + '"';
var url = "https://code.google.com/p/chromium/codesearch#search/&type=cs&q=" + query +
"&exact_package=chromium&type=cs";
var req = new XMLHttpRequest();
req.open("GET", url, true);
req.setRequestHeader("GData-Version", "2");
req.onreadystatechange = function () {
if (req.readyState == 4) {
callback(req.responseXML);
}
}
req.send(null);
return req;
}
/**
* 将当前标签页导航到指定Url / 或者新建标签页
* ****************************************************************************************
*
* @param String url 要导航到的url
* @param bool openInNewTab 是否打开新标签页
* 测试代码及其他
*
* ****************************************************************************************
*/
function navigate(url, openInNewTab = false) {
chrome.tabs.query({ active: true, currentWindow: true }, function (tabs) {
if (!openInNewTab) {
chrome.tabs.update(tabs[0].id, { url: url });
} else {
chrome.tabs.create({ url: url });
}
});
}
/**
* 用户输入完成，按下回车键
/*
先抛砖。未来在 Chrome 中输入：Chrome 过去1年最重要的变化？ 知乎(或者zh)我们将带你进入问题页面，如果没有类似问题，就会直接提问。这个东西带来的想象力是，你可以用浏览器简单快捷的做不少事情，比如发微博，就输入「wb 知乎很给力」，京东购物，就输入「jd买 iPhone 4」。但很可能是一个相对小众的工具。
作者：李申申
链接：https://www.zhihu.com/question/19565733/answer/12236808
来源：知乎
著作权归作者所有。商业转载请联系作者获得授权，非商业转载请注明出处。
*/
chrome.omnibox.onInputEntered.addListener(function (text) {
alert(text)
navigate("https://www.baidu.com/s?wd=" + text)
return
if (/@\d+\b/.test(text)) {
var chunks = text.split('@');
var path = chunks[0];
var line = chunks[1];
navigate(getUrl(path, line));
} else if (text == 'halp') {
// TODO(aa)
} else {
navigate("https://code.google.com/p/chromium/codesearch#search/&type=cs" +
"&q=" + text +
"&exact_package=chromium&type=cs");
}
});