Add support for new GitHub assetes URLs in image minimizer workflow
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@ -30,10 +30,12 @@ module.exports = async ({github, context}) => {
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}
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// Regex for finding images (simple variant) ![ALT_TEXT](https://*.githubusercontent.com/<number>/<variousHexStringsAnd->.<fileExtension>)
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const REGEX_IMAGE_LOOKUP = /\!\[(.*)\]\((https:\/\/[-a-z0-9]+\.githubusercontent\.com\/\d+\/[-0-9a-f]{32,512}\.(jpg|gif|png))\)/gm;
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const REGEX_USER_CONTENT_IMAGE_LOOKUP = /\!\[(.*)\]\((https:\/\/[-a-z0-9]+\.githubusercontent\.com\/\d+\/[-0-9a-f]{32,512}\.(jpg|gif|png))\)/gm;
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const REGEX_ASSETS_IMAGE_LOCKUP = /\!\[(.*)\]\((https:\/\/github\.com\/[-\w\d]+\/[-\w\d]+\/assets\/\d+\/[\-0-9a-f]{32,512})\)/gm;
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// Check if we found something
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let foundSimpleImages = REGEX_IMAGE_LOOKUP.test(initialBody);
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let foundSimpleImages = REGEX_USER_CONTENT_IMAGE_LOOKUP.test(initialBody)
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|| REGEX_ASSETS_IMAGE_LOCKUP.test(initialBody);
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if (!foundSimpleImages) {
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console.log('Found no simple images to process');
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return;
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@ -47,7 +49,45 @@ module.exports = async ({github, context}) => {
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var wasMatchModified = false;
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// Try to find and replace the images with minimized ones
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let newBody = await replaceAsync(initialBody, REGEX_IMAGE_LOOKUP, async (match, g1, g2) => {
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let newBody = await replaceAsync(initialBody, REGEX_USER_CONTENT_IMAGE_LOOKUP, minimizeAsync);
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newBody = await replaceAsync(newBody, REGEX_ASSETS_IMAGE_LOCKUP, minimizeAsync);
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if (!wasMatchModified) {
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console.log('Nothing was modified. Skipping update');
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return;
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}
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// Update the corresponding element
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if (context.eventName == 'issue_comment') {
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console.log('Updating comment with id', context.payload.comment.id);
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await github.rest.issues.updateComment({
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comment_id: context.payload.comment.id,
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owner: context.repo.owner,
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repo: context.repo.repo,
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body: newBody
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})
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} else if (context.eventName == 'issues') {
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console.log('Updating issue', context.payload.issue.number);
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await github.rest.issues.update({
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issue_number: context.payload.issue.number,
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owner: context.repo.owner,
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repo: context.repo.repo,
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body: newBody
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});
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}
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// Asnyc replace function from https://stackoverflow.com/a/48032528
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async function replaceAsync(str, regex, asyncFn) {
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const promises = [];
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str.replace(regex, (match, ...args) => {
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const promise = asyncFn(match, ...args);
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promises.push(promise);
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});
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const data = await Promise.all(promises);
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return str.replace(regex, () => data.shift());
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}
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async function minimizeAsync(match, g1, g2) {
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console.log(`Found match '${match}'`);
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if (g1.endsWith(IGNORE_ALT_NAME_END)) {
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@ -93,40 +133,5 @@ module.exports = async ({github, context}) => {
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console.log(`Match '${match}' is ok/will not be modified`);
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return match;
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});
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if (!wasMatchModified) {
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console.log('Nothing was modified. Skipping update');
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return;
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}
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// Update the corresponding element
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if (context.eventName == 'issue_comment') {
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console.log('Updating comment with id', context.payload.comment.id);
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await github.rest.issues.updateComment({
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comment_id: context.payload.comment.id,
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owner: context.repo.owner,
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repo: context.repo.repo,
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body: newBody
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})
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} else if (context.eventName == 'issues') {
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console.log('Updating issue', context.payload.issue.number);
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await github.rest.issues.update({
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issue_number: context.payload.issue.number,
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owner: context.repo.owner,
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repo: context.repo.repo,
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body: newBody
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});
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}
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// Asnyc replace function from https://stackoverflow.com/a/48032528
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async function replaceAsync(str, regex, asyncFn) {
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const promises = [];
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str.replace(regex, (match, ...args) => {
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const promise = asyncFn(match, ...args);
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promises.push(promise);
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});
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const data = await Promise.all(promises);
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return str.replace(regex, () => data.shift());
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}
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}
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