Add a more reliable build step

Gruntfile.js

@@ -3,6 +3,42 @@
 module.exports = function( grunt ) {
 	'use strict';
 	require( 'dotenv' ).config();
+
+	// Root paths to include in the plugin build ZIP when running `npm run build`.
+	const productionIncludedRootFiles = [
+		'LICENSE',
+		'amp.php',
+		'assets',
+		'back-compat',
+		'includes',
+		'readme.txt',
+		'templates',
+		'vendor',
+	];
+
+	// These patterns paths will be excluded from among the above directory.
+	const productionExcludedPathPatterns = [
+		/.*\/src\/.*/,
+		/.*images\/stories-editor\/.*\.svg/,
+	];
+
+	// These will be removed from the vendor directory after installing but prior to creating a ZIP.
+	// ⚠️ Warning: These paths are passed straight to rm command in the shell, without any escaping.
+	const productionVendorExcludedFilePatterns = [
+		'composer.*',
+		'vendor/*/*/.editorconfig',
+		'vendor/*/*/.gitignore',
+		'vendor/*/*/composer.*',
+		'vendor/*/*/Doxyfile',
+		'vendor/*/*/LICENSE',
+		'vendor/*/*/phpunit.*',
+		'vendor/*/*/*.md',
+		'vendor/*/*/*.txt',
+		'vendor/*/*/*.yml',
+		'vendor/*/*/.*.yml',
+		'vendor/*/*/tests',
+	];
+
 	grunt.initConfig( {
 
 		pkg: grunt.file.readJSON( 'package.json' ),
@@ -32,6 +68,9 @@ module.exports = function( grunt ) {
 			verify_matching_versions: {
 				command: 'php bin/verify-version-consistency.php',
 			},
+			composer_install: {
+				command: 'if [ ! -e build ]; then echo "Run grunt build first."; exit 1; fi; cd build; composer install --no-dev -o && composer remove cweagans/composer-patches --update-no-dev -o && rm -r ' + productionVendorExcludedFilePatterns.join( ' ' ),
+			},
 			create_build_zip: {
 				command: 'if [ ! -e build ]; then echo "Run grunt build first."; exit 1; fi; if [ -e amp.zip ]; then rm amp.zip; fi; cd build; zip -r ../amp.zip .; cd ..; echo; echo "ZIP of build: $(pwd)/amp.zip"',
 			},
@@ -95,17 +134,24 @@ module.exports = function( grunt ) {
 			const versionAppend = new Date().toISOString().replace( /\.\d+/, '' ).replace( /-|:/g, '' ) + '-' + commitHash;
 
 			const paths = lsOutput.trim().split( /\n/ ).filter( function( file ) {
-				return ! /^(blocks|\.|bin|([^/]+)+\.(md|json|xml)|Gruntfile\.js|tests|wp-assets|readme\.md|composer\..*|patches|webpack.*|assets\/images\/stories-editor\/.*\.svg|assets\/src|assets\/css\/src|docker-compose\.yml|.*\.config\.js|codecov\.yml|example\.env)/.test( file );
+				const topSegment = file.replace( /\/.*/, '' );
+				if ( ! productionIncludedRootFiles.includes( topSegment ) ) {
+					return false;
+				}
+
+				for ( const productionExcludedPathPattern of productionExcludedPathPatterns ) {
+					if ( productionExcludedPathPattern.test( file ) ) {
+						return false;
+					}
+				}
+
+				return true;
 			} );
 
-			paths.push( 'vendor/autoload.php' );
+			paths.push( 'composer.*' ); // Copy in order to be able to do run composer_install.
 			paths.push( 'assets/js/*.js' );
 			paths.push( 'assets/js/*.deps.json' );
 			paths.push( 'assets/css/*.css' );
-			paths.push( 'vendor/composer/**' );
-			paths.push( 'vendor/sabberworm/php-css-parser/lib/**' );
-			paths.push( 'vendor/fasterimage/fasterimage/src/**' );
-			paths.push( 'vendor/willwashburn/stream/src/**' );
 
 			grunt.config.set( 'copy', {
 				build: {
@@ -138,6 +184,7 @@ module.exports = function( grunt ) {
 			} );
 			grunt.task.run( 'readme' );
 			grunt.task.run( 'copy' );
+			grunt.task.run( 'shell:composer_install' );
 
 			done();
 		}

bin/build-plugin-zip.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+# Exit if any command fails.
+set -e
+
+# Change to the expected directory.
+cd "$(dirname "$0")"
+cd ..
+PLUGIN_DIR=$(pwd)
+
+# Enable nicer messaging for build status.
+BLUE_BOLD='\033[1;34m';
+GREEN_BOLD='\033[1;32m';
+RED_BOLD='\033[1;31m';
+YELLOW_BOLD='\033[1;33m';
+COLOR_RESET='\033[0m';
+error () {
+	echo -e "\n${RED_BOLD}$1${COLOR_RESET}\n"
+}
+status () {
+	echo -e "\n${BLUE_BOLD}$1${COLOR_RESET}\n"
+}
+success () {
+	echo -e "\n${GREEN_BOLD}$1${COLOR_RESET}\n"
+}
+warning () {
+	echo -e "\n${YELLOW_BOLD}$1${COLOR_RESET}\n"
+}
+
+status "Time to release AMP ⚡️"
+
+status "Setting up a fresh build environment in a temporary folder. ✨"
+
+# Create a fresh temporary folder in a way that works across platforms.
+BUILD_DIR=$(mktemp -d 2>/dev/null || mktemp -d -t 'amp-production-build')
+
+# Do a local clone to move the current files across.
+git clone -l . "$BUILD_DIR"
+cd "$BUILD_DIR"
+
+# Run the build.
+status "Installing dependencies... 📦"
+composer install
+PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true npm install
+
+status "Generating build... ⚙️"
+npm run build
+
+status "Copying the ZIP file back over... ↩️"
+rm -f "$PLUGIN_DIR/amp.zip"
+cp "$BUILD_DIR/amp.zip" "$PLUGIN_DIR/amp.zip"
+
+status "Removing the temporary folder again... 🗑️"
+rm -rf "$BUILD_DIR"
+
+success "You've built AMP! 🎉 \nThe ZIP file can be found in the following location:\n$PLUGIN_DIR/amp.zip"

composer.json

@@ -39,7 +39,7 @@
   "extra": {
     "patches": {
       "sabberworm/php-css-parser": {
-        "PHP-CSS-Parser: Fix parsing CSS selectors which contain commas <https://github.com/sabberworm/PHP-CSS-Parser/pull/138>": "patches/php-css-parser-mods.diff"
+        "PHP-CSS-Parser: Fix parsing CSS selectors which contain commas <https://github.com/sabberworm/PHP-CSS-Parser/pull/138>": "https://github.com/sabberworm/PHP-CSS-Parser/commit/fa139f65c5b098ae652c970b25e6eb03fc495eb4.diff"
       }
     }
   }