43 lines
1.9 KiB
JavaScript
43 lines
1.9 KiB
JavaScript
//Setup
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export default async function({login, q, imports, data, account}, {enabled = false, extras = false} = {}) {
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//Plugin execution
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try {
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//Check if plugin is enabled and requirements are met
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if ((!enabled) || (!q.screenshot) || (!imports.metadata.plugins.screenshot.extras("enabled", {extras})))
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return null
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//Load inputs
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let {url, selector, title, background} = imports.metadata.plugins.screenshot.inputs({data, account, q})
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if (!url)
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throw {error: {message: "URL is not set"}}
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//Start puppeteer and navigate to page
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console.debug(`metrics/compute/${login}/plugins > screenshot > starting browser`)
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const browser = await imports.puppeteer.launch()
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console.debug(`metrics/compute/${login}/plugins > screenshot > started ${await browser.version()}`)
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const page = await browser.newPage()
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await page.setViewport({width: 1280, height: 1280})
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console.debug(`metrics/compute/${login}/plugins > screenshot > loading ${url}`)
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await page.goto(url)
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//Screenshot
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await page.waitForSelector(selector)
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const clip = await page.evaluate(selector => {
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const {x, y, width, height} = document.querySelector(selector).getBoundingClientRect()
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return {x, y, width, height}
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}, selector)
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console.debug(`metrics/compute/${login}/plugins > screenshot > coordinates ${JSON.stringify(clip)}`)
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const [buffer] = await imports.record({page, ...clip, frames: 1, background})
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const screenshot = await imports.sharp(Buffer.from(buffer.split(",").pop(), "base64")).resize({width: Math.min(454 * (1 + data.large), clip.width)})
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const metadata = await screenshot.metadata()
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await browser.close()
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//Results
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return {image: `data:image/png;base64,${(await screenshot.toBuffer()).toString("base64")}`, title, height: metadata.height, width: metadata.width, url}
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}
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//Handle errors
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catch (error) {
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throw imports.format.error(error, {title:"Screenshot error"})
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}
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}
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