README

This PHP library offers an effortless way to leverage Google's PageSpeed Insights API.

Analyze your web pages for performance metrics, get detailed reports, and optimize your site with ease. 🚀

Installation

composer require smnandre/pagespeed-api

Usage

Initialize the API

use PageSpeed\Api\PageSpeedApi;

$pageSpeedApi = new PageSpeedApi();

// or with API key (optional)
$pageSpeedApi = new PageSpeedApi('YOUR_API_KEY');

Run analysis

// Analyze a page
$analysis = $pageSpeedApi->analyse('https://example.com/');

// ...with a specific strategy (mobile or desktop)
$analysis = $pageSpeedApi->analyse('https://example.com/', 'mobile');

// ...with a specific locale (e.g., fr_FR)
$analysis = $pageSpeedApi->analyse('https://example.com/', locale: 'fr_FR');

// ...with a specific category (performance, accessibility, best-practices, seo)
$analysis = $pageSpeedApi->analyse('https://example.com/', categories: 'performance');

Parameters

Parameter	Description	Default
`url`	The URL of the page to analyze.	-
`strategy`	The analysis strategy to use. Possible values are `mobile` or `desktop`.	`mobile`
`locale`	The locale to use for the analysis.	`en`
`categories`	The categories to analyze. If not specified, all categories will be analyzed.	-

Audit Scores

use PageSpeed\Api\PageSpeedApi;

$pageSpeedApi = new PageSpeedApi();
$analysis = $pageSpeedApi->analyse('https://www.example.com');

$scores = $analysis->getAuditScores();

// array (
//   'performance' => 100,
//   'accessibility' => 88,
//   'best-practices' => 100,
//   'seo' => 90,
// )

Audit categories

#	Category	Description
⚡	Performance	Measures how quickly the content on your page loads and becomes interactive.
🌍	Accessibility	Evaluates how accessible your page is to users, including those with disabilities.
🏆	Best Practices	Assesses your page against established web development best practices.
⚓	SEO	Analyzes your page's search engine optimization, ensuring it follows SEO guidelines.

Score Evaluation

Min	Max	⬜️	Description
0	49	🟥🟥🟥🟥🟥⬜️⬜️⬜️⬜️⬜️	Poor
50	89	🟧🟧🟧🟧🟧🟧🟧🟧🟧️⬜️️	Needs improvement
90	100	🟩🟩🟩🟩🟩🟩🟩🟩🟩🟩	Good

Core Web Vitals

Loading Metrics

use PageSpeed\Api\PageSpeedApi;

$pageSpeedApi = new PageSpeedApi();
$analysis = $pageSpeedApi->analyse('https://www.example.com');

$metrics = $analysis->getLoadingMetrics();

// array (
//   'CUMULATIVE_LAYOUT_SHIFT_SCORE' => 'FAST',
//   'EXPERIMENTAL_TIME_TO_FIRST_BYTE' => 'AVERAGE',
//   'FIRST_CONTENTFUL_PAINT_MS' => 'FAST',
//   'FIRST_INPUT_DELAY_MS' => 'FAST',
//   'INTERACTION_TO_NEXT_PAINT' => 'FAST',
//   'LARGEST_CONTENTFUL_PAINT_MS' => 'FAST',
// )

Main Metrics

#	Abbr	Metric	Description
🖼️	FCP	First Contentful Paint	Time taken for the first piece of content to appear on the screen.
📏	SI	Speed Index	How quickly the contents of a page are visibly populated.
📏	FID	First Input Delay
📊	CLS	Cumulative Layout Shift	Measure of visual stability; the sum of all individual layout shift scores.
⏳	LCP	Largest Contentful Paint	Time taken for the largest content element to appear.
⏱️	INP	Interaction to Next Paint	The time from when a user interacts with a page (e.g., clicks a button) to the next time the page visually updates in response to that interaction.

Contributing

Contributions are welcome! If you would like to contribute, please fork the repository and submit a pull request.

License

This project is licensed under the MIT License. See the LICENSE file for more information.

smnandre/pagespeed-api

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