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38 changes: 38 additions & 0 deletions src/action.mjs
Original file line number Diff line number Diff line change
Expand Up @@ -9,11 +9,40 @@ import {HttpClient} from '@actions/http-client'

const client = new HttpClient('nextcloud-version-matrix')

// Known PHP version ranges of the stable branches of nextcloud/server.
// Values match what parsing lib/versioncheck.php of the branch would yield.
const KNOWN_PHP_VERSION_RANGES = {
stable22: {min: 7.3, max: 8.0},
stable23: {min: 7.3, max: 8.0},
stable24: {min: 7.4, max: 8.1},
stable25: {min: 7.4, max: 8.1},
stable26: {min: 8.0, max: 8.2},
stable27: {min: 8.0, max: 8.2},
stable28: {min: 8.0, max: 8.3},
stable29: {min: 8.0, max: 8.3},
stable30: {min: 8.1, max: 8.3},
stable31: {min: 8.1, max: 8.4},
stable32: {min: 8.1, max: 8.4},
stable33: {min: 8.2, max: 8.5},
stable34: {min: 8.2, max: 8.5},
stable35: {min: 8.3, max: 8.5},
};

// PHP versions known to have a php-src release tag.
const KNOWN_RELEASED_PHP_VERSIONS = new Set([
'7.0', '7.1', '7.2', '7.3', '7.4',
'8.0', '8.1', '8.2', '8.3', '8.4', '8.5',
]);

function versionHashBranch(version) {
return urlExist(`https://github.com/nextcloud/server/tree/stable${version}`);
}

async function getBranch(version) {
if (KNOWN_PHP_VERSION_RANGES[`stable${version}`]) {
return `stable${version}`;
}

if (await versionHashBranch(version)) {
return `stable${version}`;
} else {
Expand All @@ -26,6 +55,10 @@ function range(from, to) {
}

async function getSupportedVersions(branch) {
if (KNOWN_PHP_VERSION_RANGES[branch]) {
return {...KNOWN_PHP_VERSION_RANGES[branch]};
}

// yes, this is hacky, but it saves having to keep a list updated
let res = await client.get(`https://raw.githubusercontent.com/nextcloud/server/${branch}/lib/versioncheck.php`);
let versionCheckCode = await res.readBody();
Expand All @@ -47,6 +80,11 @@ function parseVersionId(raw) {
}

async function isPhpVersionReleased(version) {
const shortVersion = version.toFixed(1);
if (KNOWN_RELEASED_PHP_VERSIONS.has(shortVersion)) {
return true;
}

return await urlExist(`https://github.com/php/php-src/releases/tag/php-${version.toFixed(1)}.0`);
}

Expand Down