Google News with AI-Generated Annotation via Gemini https://github.com/kurokawamomo/Google-News-Enhanced
目前为
// ==UserScript==
// @match https://news.google.com/*
// @name Google News Enhanced via Gemini AI
// @version 1.5
// @license MIT
// @namespace djshigel
// @description Google News with AI-Generated Annotation via Gemini https://github.com/kurokawamomo/Google-News-Enhanced
// @run-at document-end
// @grant GM.setValue
// @grant GM.getValue
// ==/UserScript==
(async () => {
let GEMINI_API_KEY = await GM.getValue("GEMINI_API_KEY") ;
if (!GEMINI_API_KEY || !Object.keys(GEMINI_API_KEY).length) {
GEMINI_API_KEY = window.prompt('Get Generative Language Client API key from Google AI Studio\nhttps://ai.google.dev/aistudio', '');
await GM.setValue("GEMINI_API_KEY", GEMINI_API_KEY);
}
const apiUrl = `https://generativelanguage.googleapis.com/v1beta/models/gemini-1.5-flash-latest:generateContent?key=${GEMINI_API_KEY}`;
const delay = (ms) => new Promise(resolve => setTimeout(resolve, ms));
// ########## Extract URL ##########
function sendPostRequest(endPoint, param) {
return new Promise((resolve, reject) => {
var xhr = new XMLHttpRequest();
xhr.open("POST", endPoint, true);
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xhr.onreadystatechange = function() {
if (xhr.readyState === 4) {
if (xhr.status === 200) {
resolve(xhr.responseText);
} else if (xhr.status === 400) {
reject(Error(xhr.responseText));
} else {
reject(new Error("Request failed with status " + xhr.status + ": " + xhr.statusText));
}
}
};
xhr.send(param);
});
}
const getAtParam = async () => {
try {
const endPoint = `/_/DotsSplashUi/data/batchexecute?source-path=%2Fread%2F`;
const param = `f.req=%5B%5B%5B%22Fbv4je%22%2C%22%5B%5C%22garturlreq%5C%22%2C%5B%5B%5C%22en%5C%22%2C%5C%22US%5C%22%2C%5B%5C%22FINANCE_TOP_INDICES%5C%22%2C%5C%22WEB_TEST_1_0_0%5C%22%5D%2Cnull%2Cnull%2C1%2C1%2C%5C%22US%3Aen%5C%22%2Cnull%2C540%2Cnull%2Cnull%2Cnull%2Cnull%2Cnull%2C0%2Cnull%2Cnull%2C%5B1717597091%2C738001000%5D%5D%2C%5C%22en%5C%22%2C%5C%22US%5C%22%2C1%2C%5B2%2C3%2C4%2C8%5D%2C1%2C0%2C%5C%22658136446%5C%22%2C0%2C0%2Cnull%2C0%5D%2C%5C%22%5C%22%5D%22%2Cnull%2C%22generic%22%5D%5D%5D&`
const response = await sendPostRequest(endPoint, param);
return null;
} catch (error) {
const response = error.toString();
const indexOfStartString = response.indexOf('xsrf') + 7;
const lengthOfURL = response.substring(indexOfStartString).indexOf('\",');
return response.substring(indexOfStartString, indexOfStartString + lengthOfURL);
}
};
const getExtractedURL = async (href, atParam) => {
href = href.replace('./read/', '').split('?')[0].split('_')[0];
try {
const endPoint = `/_/DotsSplashUi/data/batchexecute?source-path=%2Fread%2F${href}`;
const param = `f.req=%5B%5B%5B%22Fbv4je%22%2C%22%5B%5C%22garturlreq%5C%22%2C%5B%5B%5C%22en%5C%22%2C%5C%22US%5C%22%2C%5B%5C%22FINANCE_TOP_INDICES%5C%22%2C%5C%22WEB_TEST_1_0_0%5C%22%5D%2Cnull%2Cnull%2C1%2C1%2C%5C%22US%3Aen%5C%22%2Cnull%2C540%2Cnull%2Cnull%2Cnull%2Cnull%2Cnull%2C0%2Cnull%2Cnull%2C%5B1717597091%2C738001000%5D%5D%2C%5C%22en%5C%22%2C%5C%22US%5C%22%2C1%2C%5B2%2C3%2C4%2C8%5D%2C1%2C0%2C%5C%22658136446%5C%22%2C0%2C0%2Cnull%2C0%5D%2C%5C%22${href}%5C%22%5D%22%2Cnull%2C%22generic%22%5D%5D%5D&at=${atParam}&`
const response = await sendPostRequest(endPoint, param);
const indexOfStartString = response.indexOf('http');
const lengthOfURL = response.substring(indexOfStartString).indexOf('\",') - 1;
return response.substring(indexOfStartString, indexOfStartString + lengthOfURL)
.replace(/\\\\u([a-fA-F0-9]{4})/g, (s, g) => String.fromCharCode(parseInt(g, 16)))
.replace(/\\u([a-fA-F0-9]{4})/g, (s, g) => String.fromCharCode(parseInt(g, 16)));
} catch (error) {
document.querySelector('#gemini-ticker').style.opacity = '0';
console.error("URL decode error", error);
return null;
}
};
// ########## Forecast ##########
function getCurrentPosition() {
return new Promise((resolve, reject) => {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(resolve, reject);
} else {
reject(new Error("Geolocation is not supported by this browser."));
}
});
}
function getCityFromCoordinates(latitude, longitude) {
const apiUrl = `https://api.bigdatacloud.net/data/reverse-geocode-client?latitude=${latitude}&longitude=${longitude}&localityLanguage=ja`;
return fetch(apiUrl)
.then(response => response.json())
.then(data => data.city)
.catch(error => {
console.error('Error fetching the city data:', error);
throw error;
});
}
async function getCity(position) {
try {
const latitude = position.coords.latitude;
const longitude = position.coords.longitude;
const city = await getCityFromCoordinates(latitude, longitude);
return city;
} catch (error) {
document.querySelector('#gemini-ticker').style.opacity = '0';
console.error('Error getting position or city:', error);
throw error;
}
}
const insertForecastElement = async (forecastLink) => {
if (forecastLink) {
const forecast = document.createElement('div');
forecast.id = 'gemini-forecast';
forecast.style.maxWidth = '320px';
forecast.style.marginLeft = '16px';
forecastLink.parentElement.parentElement.appendChild(forecast);
}
};
const processForecast = async () => {
const forecastLink = document.querySelector('a[href*="https://weathernews.jp/"]') ||
document.querySelector('a[href*="https://weather.com/"]');
if (!forecastLink) return;
let geo = 'Nationwide' ;
let latitude = null;
let longitude = null;
try {
const position = await getCurrentPosition();
if (position && position.coords && position.coords.latitude && position.coords.longitude) {
latitude = position.coords.latitude;
longitude = position.coords.longitude;
}
geo = await getCity(position);
} catch (error) {
geo = 'Nationwide' ;
}
console.log(`forecast: ${geo}`);
for (let attempt = 0; attempt < 3; attempt++) {
try {
document.querySelector('#gemini-ticker').style.opacity = '1';
const response = await fetch(apiUrl, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
contents: [{
parts: [{
text: `Me: Follow the steps below to execute step by step for each URL.
1 If the URL cannot be accessed, do not output the results
2 Extract weather information from ${(new Date).toString()}
3 Summarize in detail (about 200 characters) including how to spend the day
4 Output only the results, without titles or headings
About ${geo}: https://weathernews.jp/onebox/${latitude}/${longitude}/
You:`
}],
}]
}),
});
if (!response.ok) throw new Error('Network response was not ok');
const reader = response.body.getReader();
let result = '', done = false, decoder = new TextDecoder();
while (!done) {
const { value, done: doneReading } = await reader.read();
done = doneReading;
if (value) result += decoder.decode(value, { stream: true });
}
result += decoder.decode();
const data = JSON.parse(result);
let summary = (data.candidates[0]?.content?.parts[0]?.text || '').replace(/\*\*/g, '').replace(/##/g, '');
if (summary.length < 80) {
console.error('Summary is too short');
return;
}
console.log(`forecast: ${summary}`);
insertForecastElement(forecastLink);
let targetElement = document.querySelector('#gemini-forecast');
if (!targetElement) {
console.error('No target element found for summary insertion');
return;
}
let displayText = targetElement.textContent + ' ';
for (const char of summary) {
document.querySelector('#gemini-ticker').style.opacity = '1';
displayText += char + '●';
targetElement.textContent = displayText;
await delay(2);
displayText = displayText.slice(0, -1);
document.querySelector('#gemini-ticker').style.opacity = '0';
}
targetElement.textContent = displayText;
return;
} catch (error) {
document.querySelector('#gemini-ticker').style.opacity = '0';
await delay(5000);
console.error('Error:', error);
}
}
};
// ########## Highlight ##########
const insertHighlightElement = () => {
const cWizElements = document.querySelectorAll('main>c-wiz>c-wiz, main>div>c-wiz, main>div>div>c-wiz');
const validHolders = Array.from(document.querySelectorAll('c-wiz>section, c-wiz>section>div>div')).filter(element => {
const backgroundColor = getComputedStyle(element).backgroundColor;
return backgroundColor !== 'rgba(0, 0, 0, 0)' && backgroundColor !== 'transparent';
});
if (cWizElements.length >= 2) {
const targetInsertPosition = cWizElements[1];
const backgroundColor = getComputedStyle(validHolders[0]).backgroundColor;
const cWizElement = document.createElement('c-wiz');
cWizElement.id = 'gemini-highlight';
cWizElement.style.marginTop = '10px';
cWizElement.style.marginBottom = '50px';
cWizElement.style.width = '100%';
cWizElement.innerHTML = `
<section>
<div style='
font-size: 1.5em;
margin-bottom: 10px;
-webkit-background-clip: text!important;
-webkit-text-fill-color: transparent;
background: linear-gradient(to right, #4698e2, #c6657b);
width: fit-content;' id='gemini-highlight-header'>
✦ Geminiによるハイライト
</div>
<div style='
background-color: ${backgroundColor};
padding: 16px;
border-radius: 15px;' id='gemini-highlight-content'>
</div>
</section>`;
targetInsertPosition.parentElement.insertBefore(cWizElement, targetInsertPosition);
}
};
const processHighlight = async (urls) => {
for (let attempt = 0; attempt < 3; attempt++) {
try {
document.querySelector('#gemini-ticker').style.opacity = '1';
const response = await fetch(apiUrl, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
contents: [{
parts: [{
text: `Below, please take a eight-sentence in-depth look at one of the most important recent news stories. ${urls}`
}],
}]
}),
});
if (!response.ok) throw new Error('Network response was not ok');
const reader = response.body.getReader();
let result = '', done = false, decoder = new TextDecoder();
while (!done) {
const { value, done: doneReading } = await reader.read();
done = doneReading;
if (value) result += decoder.decode(value, { stream: true });
}
result += decoder.decode();
const data = JSON.parse(result);
let summary = (data.candidates[0]?.content?.parts[0]?.text || '').replace(/\*\*/g, '').replace(/##/g, '');
console.log(`highlights: ${summary}`);
insertHighlightElement();
let targetElement = document.querySelector('#gemini-highlight-content');
if (!targetElement) {
console.error('No target element found for summary insertion');
return;
}
let displayText = targetElement.textContent + ' ';
for (const char of summary) {
document.querySelector('#gemini-ticker').style.opacity = '1';
displayText += char + '●';
targetElement.textContent = displayText;
await delay(2);
displayText = displayText.slice(0, -1);
document.querySelector('#gemini-ticker').style.opacity = '0';
}
targetElement.textContent = displayText;
return;
} catch (error) {
document.querySelector('#gemini-ticker').style.opacity = '0';
await delay(5000);
console.error('Error:', error);
}
}
};
// ########## Article ##########
const processArticle = async (article, links, title, url) => {
try {
document.querySelector('#gemini-ticker').style.opacity = '1';
const response = await fetch(apiUrl, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
contents: [{
parts: [{
text: `Me: Follow the steps below to execute step by step for each URL.
1 If the URL cannot be accessed, do not output the results
2 Summarize in 400 characters or so like an academic
3 Output only the results, without titles or headings
${title} with URL: ${url}
You:`
}],
}]
}),
});
if (!response.ok) throw new Error('Network response was not ok');
const reader = response.body.getReader();
let result = '', done = false, decoder = new TextDecoder();
while (!done) {
const { value, done: doneReading } = await reader.read();
done = doneReading;
if (value) result += decoder.decode(value, { stream: true });
}
result += decoder.decode();
const data = JSON.parse(result);
let summary = (data.candidates[0]?.content?.parts[0]?.text || '').replace(/\*\*/g, '').replace(/##/g, '');
console.log(`summary: ${summary}`);
let targetElement = article.querySelector('time') || article.querySelector('span');
if (!targetElement || !targetElement.tagName) {
const targetLinks = article.querySelectorAll('a[href*="./read/"]');
const targetLink = targetLinks.length > 1 ? targetLinks[targetLinks.length - 1] : targetLinks[0];
const targetElement = document.createElement('span');
targetElement.style.fontSize = '12px';
targetElement.style.fontWeight = '200';
targetElement.style.marginRight = '-90px';
targetLink.parentElement.appendChild(targetElement);
}
if (targetElement.tagName === 'TIME') {
targetElement.style.whiteSpace = 'pre-wrap';
targetElement.style.alignSelf = 'end';
targetElement.style.marginRight = '3px';
targetElement.parentElement.style.height = 'auto';
} else {
targetElement.style.marginRight = '-60px';
targetElement.style.whiteSpace = 'pre-wrap';
}
links.forEach(link => link.setAttribute('href', url));
let displayText = targetElement.textContent + ' ';
for (const char of summary) {
document.querySelector('#gemini-ticker').style.opacity = '1';
displayText += char + '●';
targetElement.textContent = displayText;
await delay(2);
displayText = displayText.slice(0, -1);
document.querySelector('#gemini-ticker').style.opacity = '0';
}
targetElement.textContent = displayText;
} catch (error) {
document.querySelector('#gemini-ticker').style.opacity = '0';
await delay(5000);
console.error('Error:', error);
}
};
const throttledProcessArticle = async (article, links, title, url, interval) => {
await delay(interval);
return processArticle(article, links, title, url);
};
// ########## Ticker ##########
const insertTickerElement = () => {
if (document.querySelector('#gemini-ticker')) return;
const ticker = document.createElement('div');
ticker.id = 'gemini-ticker';
ticker.style.position = 'fixed';
ticker.style.right = '20px';
ticker.style.bottom = '10px';
ticker.style.fontSize = '1.5em';
ticker.style.color = '#77777777';
ticker.style.transition = 'opacity .3s';
ticker.style.zIndex = '100';
ticker.innerHTML = '✦';
document.querySelector('body').appendChild(ticker);
};
// ########## Main ##########
await delay(1000);
insertTickerElement();
const atParam = await getAtParam();
console.log(`atParam: ${atParam}`)
for (let j = 0; j < 30 ; j++) {
console.log(`######## attempt: ${j+1} ########`)
document.querySelector('#gemini-ticker').style.opacity = '1';
const articles = Array.from(document.querySelectorAll('article'));
if (!document.querySelector('#gemini-forecast')) {
await processForecast();
await delay(1000);
}
let urls = [];
if (!document.querySelector('#gemini-highlight')) {
const promiseHighlight = articles.map(async article => {
const links = Array.from(article.querySelectorAll('a[href*="./read/"]'));
const targetLink = links.length > 1 ? links[links.length - 1] : links[0];
if (!targetLink) return Promise.resolve();
const href = targetLink.getAttribute('href');
const title = targetLink.textContent;
const url = await getExtractedURL(href, atParam);
urls.push(`${title}: ${url}`);
})
await Promise.all(promiseHighlight);
urls = urls.filter(Boolean).join(' ');
console.log(`highlight: ${urls}`)
await processHighlight(urls);
await delay(1000);
}
const allLinks = Array.from(document.querySelectorAll('a[href*="./read/"]'));
if (allLinks.length == 0) break;
const promiseArticles = articles.map(async (article, i) => {
const links = Array.from(article.querySelectorAll('a[href*="./read/"]'));
const targetLink = links.length > 1 ? links[links.length - 1] : links[0];
if (!targetLink) return Promise.resolve();
const href = targetLink.getAttribute('href');
const title = targetLink.textContent;
const url = getExtractedURL(href, atParam);
console.log(`title: ${title}`);
console.log(`url: ${url}`);
if (!url) return Promise.resolve();
return throttledProcessArticle(article, links, title, url, i * 500);
});
await Promise.all(promiseArticles);
document.querySelector('#gemini-ticker').style.opacity = '0';
await delay(1000);
}
document.querySelector('#gemini-ticker').style.opacity = '0';
console.log('######## Ended up all ########')
})();
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