Add support for new GitHub assetes URLs in image minimizer workflow
This commit is contained in:
parent
3c87462203
commit
8bdeed8f28
1 changed files with 54 additions and 49 deletions
103
.github/workflows/image-minimizer.js
vendored
103
.github/workflows/image-minimizer.js
vendored
|
@ -30,10 +30,12 @@ module.exports = async ({github, context}) => {
|
|||
}
|
||||
|
||||
// Regex for finding images (simple variant) ![ALT_TEXT](https://*.githubusercontent.com/<number>/<variousHexStringsAnd->.<fileExtension>)
|
||||
const REGEX_IMAGE_LOOKUP = /\!\[(.*)\]\((https:\/\/[-a-z0-9]+\.githubusercontent\.com\/\d+\/[-0-9a-f]{32,512}\.(jpg|gif|png))\)/gm;
|
||||
const REGEX_USER_CONTENT_IMAGE_LOOKUP = /\!\[(.*)\]\((https:\/\/[-a-z0-9]+\.githubusercontent\.com\/\d+\/[-0-9a-f]{32,512}\.(jpg|gif|png))\)/gm;
|
||||
const REGEX_ASSETS_IMAGE_LOCKUP = /\!\[(.*)\]\((https:\/\/github\.com\/[-\w\d]+\/[-\w\d]+\/assets\/\d+\/[\-0-9a-f]{32,512})\)/gm;
|
||||
|
||||
// Check if we found something
|
||||
let foundSimpleImages = REGEX_IMAGE_LOOKUP.test(initialBody);
|
||||
let foundSimpleImages = REGEX_USER_CONTENT_IMAGE_LOOKUP.test(initialBody)
|
||||
|| REGEX_ASSETS_IMAGE_LOCKUP.test(initialBody);
|
||||
if (!foundSimpleImages) {
|
||||
console.log('Found no simple images to process');
|
||||
return;
|
||||
|
@ -47,53 +49,8 @@ module.exports = async ({github, context}) => {
|
|||
var wasMatchModified = false;
|
||||
|
||||
// Try to find and replace the images with minimized ones
|
||||
let newBody = await replaceAsync(initialBody, REGEX_IMAGE_LOOKUP, async (match, g1, g2) => {
|
||||
console.log(`Found match '${match}'`);
|
||||
|
||||
if (g1.endsWith(IGNORE_ALT_NAME_END)) {
|
||||
console.log(`Ignoring match '${match}': IGNORE_ALT_NAME_END`);
|
||||
return match;
|
||||
}
|
||||
|
||||
let probeAspectRatio = 0;
|
||||
let shouldModify = false;
|
||||
try {
|
||||
console.log(`Probing ${g2}`);
|
||||
let probeResult = await probe(g2);
|
||||
if (probeResult == null) {
|
||||
throw 'No probeResult';
|
||||
}
|
||||
if (probeResult.hUnits != 'px') {
|
||||
throw `Unexpected probeResult.hUnits (expected px but got ${probeResult.hUnits})`;
|
||||
}
|
||||
if (probeResult.height <= 0) {
|
||||
throw `Unexpected probeResult.height (height is invalid: ${probeResult.height})`;
|
||||
}
|
||||
if (probeResult.wUnits != 'px') {
|
||||
throw `Unexpected probeResult.wUnits (expected px but got ${probeResult.wUnits})`;
|
||||
}
|
||||
if (probeResult.width <= 0) {
|
||||
throw `Unexpected probeResult.width (width is invalid: ${probeResult.width})`;
|
||||
}
|
||||
console.log(`Probing resulted in ${probeResult.width}x${probeResult.height}px`);
|
||||
|
||||
probeAspectRatio = probeResult.width / probeResult.height;
|
||||
shouldModify = probeResult.height > IMG_MAX_HEIGHT_PX && probeAspectRatio < MIN_ASPECT_RATIO;
|
||||
} catch(e) {
|
||||
console.log('Probing failed:', e);
|
||||
// Immediately abort
|
||||
return match;
|
||||
}
|
||||
|
||||
if (shouldModify) {
|
||||
wasMatchModified = true;
|
||||
console.log(`Modifying match '${match}'`);
|
||||
return `<img alt="${g1}" src="${g2}" width=${Math.min(600, (IMG_MAX_HEIGHT_PX * probeAspectRatio).toFixed(0))} />`;
|
||||
}
|
||||
|
||||
console.log(`Match '${match}' is ok/will not be modified`);
|
||||
return match;
|
||||
});
|
||||
let newBody = await replaceAsync(initialBody, REGEX_USER_CONTENT_IMAGE_LOOKUP, minimizeAsync);
|
||||
newBody = await replaceAsync(newBody, REGEX_ASSETS_IMAGE_LOCKUP, minimizeAsync);
|
||||
|
||||
if (!wasMatchModified) {
|
||||
console.log('Nothing was modified. Skipping update');
|
||||
|
@ -129,4 +86,52 @@ module.exports = async ({github, context}) => {
|
|||
const data = await Promise.all(promises);
|
||||
return str.replace(regex, () => data.shift());
|
||||
}
|
||||
|
||||
async function minimizeAsync(match, g1, g2) {
|
||||
console.log(`Found match '${match}'`);
|
||||
|
||||
if (g1.endsWith(IGNORE_ALT_NAME_END)) {
|
||||
console.log(`Ignoring match '${match}': IGNORE_ALT_NAME_END`);
|
||||
return match;
|
||||
}
|
||||
|
||||
let probeAspectRatio = 0;
|
||||
let shouldModify = false;
|
||||
try {
|
||||
console.log(`Probing ${g2}`);
|
||||
let probeResult = await probe(g2);
|
||||
if (probeResult == null) {
|
||||
throw 'No probeResult';
|
||||
}
|
||||
if (probeResult.hUnits != 'px') {
|
||||
throw `Unexpected probeResult.hUnits (expected px but got ${probeResult.hUnits})`;
|
||||
}
|
||||
if (probeResult.height <= 0) {
|
||||
throw `Unexpected probeResult.height (height is invalid: ${probeResult.height})`;
|
||||
}
|
||||
if (probeResult.wUnits != 'px') {
|
||||
throw `Unexpected probeResult.wUnits (expected px but got ${probeResult.wUnits})`;
|
||||
}
|
||||
if (probeResult.width <= 0) {
|
||||
throw `Unexpected probeResult.width (width is invalid: ${probeResult.width})`;
|
||||
}
|
||||
console.log(`Probing resulted in ${probeResult.width}x${probeResult.height}px`);
|
||||
|
||||
probeAspectRatio = probeResult.width / probeResult.height;
|
||||
shouldModify = probeResult.height > IMG_MAX_HEIGHT_PX && probeAspectRatio < MIN_ASPECT_RATIO;
|
||||
} catch(e) {
|
||||
console.log('Probing failed:', e);
|
||||
// Immediately abort
|
||||
return match;
|
||||
}
|
||||
|
||||
if (shouldModify) {
|
||||
wasMatchModified = true;
|
||||
console.log(`Modifying match '${match}'`);
|
||||
return `<img alt="${g1}" src="${g2}" width=${Math.min(600, (IMG_MAX_HEIGHT_PX * probeAspectRatio).toFixed(0))} />`;
|
||||
}
|
||||
|
||||
console.log(`Match '${match}' is ok/will not be modified`);
|
||||
return match;
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue