sources and builds

Author: teramotodaiki

feeles-webpack-plugin.js

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+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const mime = require('mime');
+const unorm = require('unorm');
+const promisify = require('es6-promisify');
+
+const readFile = promisify(fs.readFile);
+const stat = promisify(fs.stat);
+const toPOSIX = str => (path.sep !== '/' ? str.split(path.sep).join('/') : str);
+
+class MountFile {
+	constructor(mountName, mountDir, timestamp) {
+		// Copy props
+		this.mountName = mountName;
+		this.mountDir = mountDir;
+		this.timestamp = timestamp;
+	}
+
+	get serialized() {
+		if (!this._serialized) {
+			// Serialize
+			this._serialized = this.serialize();
+		}
+		return this._serialized;
+	}
+
+	async serialize() {
+		// Convert unicode
+		const mountName = unorm.nfc(this.mountName);
+		const absolutePath = path.resolve(this.mountDir, mountName);
+		const composed = await readFile(absolutePath, 'base64');
+
+		return {
+			name: toPOSIX(mountName),
+			type: mime.lookup(absolutePath),
+			lastModified: Date.parse(this.timestamp),
+			composed,
+
+			options: {
+				isTrashed: false
+			},
+			credits: []
+		};
+	}
+}
+
+module.exports = class FeelesWebpackPlugin {
+	constructor(params) {
+		params = Object.assign({
+				paths: ['mount'],
+				output: 'index.json',
+				ignore: /[]/,
+				debug: false
+			},
+			params
+		);
+		this.output = params.output;
+		this.ignore = params.ignore;
+		this.debug = params.debug;
+
+		this.cache = new Map(); // { [mountName]: [<MountFile>] }
+		this.mountDirs = params.paths.map(s => path.resolve(s));
+		this.priorityOrders = new Map(); // { [mountDir]: [order] }
+		for (let mountDir of this.mountDirs) {
+			this.priorityOrders.set(mountDir, this.priorityOrders.size);
+		}
+	}
+
+	apply(compiler) {
+		// コンパイル開始
+		compiler.plugin('compilation', (compilation, params) => {
+			const pushDirFiles = dirPath => {
+				for (const name of fs.readdirSync(dirPath)) {
+					const targetPath = path.resolve(dirPath, name);
+					const stats = fs.statSync(targetPath);
+					if (stats.isFile() && !this.ignore.test(targetPath)) {
+						// 次の emit の compilation.fileDependencies に含める
+						params.compilationDependencies.push(targetPath);
+					}
+					if (stats.isDirectory()) {
+						pushDirFiles(targetPath);
+					}
+				}
+			};
+			// すべての mountDir を再帰的に探索する
+			for (const mountDir of this.mountDirs) {
+				pushDirFiles(mountDir);
+			}
+		});
+
+		compiler.plugin('emit', async(compilation, callback) => {
+			// compilation.fileDependencies をもとにプロジェクト全体をシリアライズ
+
+			// { [mountName]: [mountDir] }
+			const mountNameDir = new Map();
+
+			for (const absolutePath of compilation.fileDependencies) {
+				if (this.ignore.test(absolutePath)) continue; // ignore
+
+				// mountName を切り出す
+				for (const mountDir of this.mountDirs) {
+					if (absolutePath.startsWith(mountDir + path.sep)) {
+						const mountName = path.relative(mountDir, absolutePath);
+						// すでにある候補もふくめて最も優先順位の高いパスを mountNameDir に set
+						const nextMountDir = this.maxPriority(
+							mountDir,
+							mountNameDir.get(mountName)
+						);
+						mountNameDir.set(mountName, nextMountDir);
+					}
+				}
+			}
+
+			const entry = []; // プロジェクトのファイル全体
+			let changed = false; // 変更があったかどうか
+
+			for (const [mountName, mountDir] of mountNameDir.entries()) {
+				// webpack が提供する timestamp を取得
+				const absolutePath = path.resolve(mountDir, mountName);
+				const timestamp =
+					compilation.fileTimestamps[absolutePath] ||
+					Date.parse((await stat(absolutePath)).mtime);
+
+				// キャッシュと同一のものか調べる
+				if (this.cache.has(mountName)) {
+					const p = this.cache.get(mountName);
+					if (mountDir === p.mountDir && timestamp <= p.timestamp) {
+						// 前回のビルドと同じ. そのまま
+						entry.push(p.serialized);
+						continue;
+					} else {
+						// 場所かタイムスタンプが異なるのでキャッシュを削除
+						this.cache.delete(mountName);
+						if (this.debug) {
+							console.log('📦 Feeles/mod:', mountName, mountDir);
+						}
+					}
+				}
+				// キャッシュとは異なるので新しく作成
+				const add = new MountFile(mountName, mountDir, timestamp);
+				entry.push(add.serialized);
+				this.cache.set(mountName, add);
+				// フラグを立てる
+				changed = true;
+				if (this.debug) {
+					console.log('📦 Feeles/add:', mountName, mountDir);
+				}
+			}
+
+			if (changed) {
+				const files = await Promise.all(entry);
+				console.log(
+					`📦 Feeles:${entry.length} files mounted\tin ${this.mountDirs.join()}`
+				);
+				const json = JSON.stringify(files);
+				compilation.assets[this.output] = {
+					source() {
+						return json;
+					},
+					size() {
+						return json.length;
+					}
+				};
+			}
+			callback();
+		});
+
+		compiler.plugin('after-emit', (compilation, callback) => {
+			// 次の emit の compilation.fileDependencies に含める
+			for (let mountDir of this.mountDirs) {
+				compilation.contextDependencies.push(mountDir);
+			}
+			callback();
+		});
+	}
+
+	maxPriority(a, b) {
+		if (!this.priorityOrders.has(a)) return b;
+		if (!this.priorityOrders.has(b)) return a;
+
+		return this.priorityOrders.get(a) < this.priorityOrders.get(b) ? a : b;
+	}
+};

src/.babelrc

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+{
+    "presets": [
+        "es2015", "stage-3"
+    ],
+    "ignore": [
+        "stages/*/code*.js",
+        "enchantjs/enchant.js",
+        "enchantjs/ui.enchant.js"
+    ]
+}

src/.env

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+{
+    "TITLE": [
+        "RPGキット(β)",
+        "string",
+        "title"
+    ]
+}
+
+
+
+
+
+

src/.jshintrc

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+{
+	"esversion": 6
+}

src/README.md

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+もくじ
+
+![ゲームのコード 🎮](game.js)  
+![魔道書のコード 📖](code.js)  
+![マップのコード 🗺](maps.js)  
+[マップチップ](https://embed.hackforplay.xyz/open-source/ogp/mapTipIndex.jpg)  
+![ゲームのルール 📝](update.js)  

src/code.js

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+// ゲームクリア
+Hack.gameclear();