layaair-example

examples/layaair/frontend/.laya/pub_utils.js

@@ -0,0 +1,92 @@
+// v1.0.0
+const ideModuleDir = global.ideModuleDir;
+const workSpaceDir = global.workSpaceDir;
+
+const fs = require("fs");
+const path = require("path");
+const crypto = require("crypto");
+
+function getEngineVersion() {
+	let coreLibPath = path.join(workSpaceDir, "bin", "libs", "laya.core.js");
+	let isHasCoreLib = fs.existsSync(coreLibPath);
+	let isOldAsProj = fs.existsSync(`${workSpaceDir}/asconfig.json`) && !isHasCoreLib;
+	let isNewTsProj = fs.existsSync(`${workSpaceDir}/src/tsconfig.json`) && !isHasCoreLib;
+	let EngineVersion;
+	if (isHasCoreLib) {
+		let con = fs.readFileSync(coreLibPath, "utf8");
+		let matchList = con.match(/Laya\.version\s*=\s*['"]([0-9\.]+(beta)?.*)['"]/);
+		if (!Array.isArray(matchList)) {
+			return null;
+		}
+		EngineVersion = matchList[1];
+	} else { // newts项目和旧版本as项目
+		if (isOldAsProj) {
+			let coreLibFilePath = path.join(workSpaceDir, "libs", "laya", "src", "Laya.as");
+			if (!fs.existsSync(coreLibFilePath)) {
+				return null;
+			}
+			let con = fs.readFileSync(coreLibFilePath, "utf8");
+			let matchList = con.match(/version:String\s*=\s*['"]([0-9\.]+(beta)?.*)['"]/);
+			if (!Array.isArray(matchList)) {
+				return null;
+			}
+			EngineVersion = matchList[1];
+		} else if (isNewTsProj) {
+			let coreLibFilePath = path.join(workSpaceDir, "libs", "Laya.ts");
+			if (!fs.existsSync(coreLibFilePath)) {
+				return null;
+			}
+			let con = fs.readFileSync(coreLibFilePath, "utf8");
+			let matchList = con.match(/static\s*version:\s*string\s*=\s*['"]([0-9\.]+(beta)?.*)['"]/);
+			if (!Array.isArray(matchList)) {
+				return null;
+			}
+			EngineVersion = matchList[1];
+		}
+	}
+	// 特殊处理，因为历史原因，我们有一些4位的正式版本，调整为3位
+	if (EngineVersion && /[\d\.]+/.test(EngineVersion) && EngineVersion.split(".").length > 3) {
+		let verList = EngineVersion.split(".");
+		verList.length = 3;
+		EngineVersion = verList.join(".");
+	}
+	return EngineVersion;
+}
+
+function getFileMd5(filePath) {
+	return new Promise(function(resolve, reject) {
+		let md5 = crypto.createHash('md5');
+		let stream = fs.createReadStream(filePath);
+		stream.on("data", function(data) {
+			md5.update(data);
+		});
+		stream.on("end", function() {
+			let md5Str = md5.digest('hex');
+			return resolve(md5Str);
+		});
+	});
+}
+
+function canUsePluginEngine(libsVersion, minVersionNum) {
+	let compileMacthList = minVersionNum.match(/^(\d+)\.(\d+)\.(\d+)/);
+	let matchList = libsVersion.match(/^(\d+)\.(\d+)\.(\d+)/);
+	let 
+		s1n = Number(matchList[1]), // src first number
+		s2n = Number(matchList[2]),
+		s3n = Number(matchList[3]),
+		t1n = Number(compileMacthList[1]), // to first number
+		t2n = Number(compileMacthList[2]),
+		t3n = Number(compileMacthList[3]);
+    if (s1n > t1n) {
+        return true;
+	}
+    if (s1n === t1n && s2n > t2n) {
+        return true;
+    }
+    if (s1n === t1n && s2n === t2n && s3n >= t3n) {
+        return true;
+    }
+    return false;
+}
+
+module.exports = { getEngineVersion, getFileMd5, canUsePluginEngine }