From a9042ab94b6d2b943168143ea64d552c7d69bbbd Mon Sep 17 00:00:00 2001
From: Marcos Spessatto Defendi <marcos.defendi@ulbra.inf.br>
Date: Fri, 11 Oct 2019 10:45:07 -0300
Subject: [PATCH] [CHORE] Split logger classes to avoid cyclic dependencies
 (#15559)

---
 app/logger/server/publish.js | 76 +++++++++++++++++++++++++++++++
 app/logger/server/server.js  | 88 ++----------------------------------
 2 files changed, 80 insertions(+), 84 deletions(-)
 create mode 100644 app/logger/server/publish.js

diff --git a/app/logger/server/publish.js b/app/logger/server/publish.js
new file mode 100644
index 000000000000..d1ccdeef2ad0
--- /dev/null
+++ b/app/logger/server/publish.js
@@ -0,0 +1,76 @@
+import { EventEmitter } from 'events';
+
+import { Meteor } from 'meteor/meteor';
+import { Random } from 'meteor/random';
+import { EJSON } from 'meteor/ejson';
+import { Log } from 'meteor/logging';
+
+import { settings } from '../../settings';
+import { hasPermission } from '../../authorization';
+
+export const processString = function(string, date) {
+	let obj;
+	try {
+		if (string[0] === '{') {
+			obj = EJSON.parse(string);
+		} else {
+			obj = {
+				message: string,
+				time: date,
+				level: 'info',
+			};
+		}
+		return Log.format(obj, { color: true });
+	} catch (error) {
+		return string;
+	}
+};
+
+export const StdOut = new class extends EventEmitter {
+	constructor() {
+		super();
+		const { write } = process.stdout;
+		this.queue = [];
+		process.stdout.write = (...args) => {
+			write.apply(process.stdout, args);
+			const date = new Date();
+			const string = processString(args[0], date);
+			const item = {
+				id: Random.id(),
+				string,
+				ts: date,
+			};
+			this.queue.push(item);
+
+			if (typeof settings !== 'undefined') {
+				const limit = settings.get('Log_View_Limit');
+				if (limit && this.queue.length > limit) {
+					this.queue.shift();
+				}
+			}
+			this.emit('write', string, item);
+		};
+	}
+}();
+
+
+Meteor.publish('stdout', function() {
+	if (!this.userId || hasPermission(this.userId, 'view-logs') !== true) {
+		return this.ready();
+	}
+
+	StdOut.queue.forEach((item) => {
+		this.added('stdout', item.id, {
+			string: item.string,
+			ts: item.ts,
+		});
+	});
+
+	this.ready();
+	StdOut.on('write', (string, item) => {
+		this.added('stdout', item.id, {
+			string: item.string,
+			ts: item.ts,
+		});
+	});
+});
diff --git a/app/logger/server/server.js b/app/logger/server/server.js
index 40c3c7dc8237..bce22758c551 100644
--- a/app/logger/server/server.js
+++ b/app/logger/server/server.js
@@ -1,18 +1,9 @@
 import { EventEmitter } from 'events';
 
-import { Meteor } from 'meteor/meteor';
-import { Random } from 'meteor/random';
-import { EJSON } from 'meteor/ejson';
-import { Log } from 'meteor/logging';
 import _ from 'underscore';
 import s from 'underscore.string';
 
-import { settings } from '../../settings';
-import { hasPermission } from '../../authorization';
-
-let Logger;
-
-const LoggerManager = new class extends EventEmitter {
+export const LoggerManager = new class extends EventEmitter {
 	constructor() {
 		super();
 		this.enabled = false;
@@ -24,6 +15,7 @@ const LoggerManager = new class extends EventEmitter {
 	}
 
 	register(logger) {
+		// eslint-disable-next-line no-use-before-define
 		if (!(logger instanceof Logger)) {
 			return;
 		}
@@ -94,7 +86,7 @@ const defaultTypes = {
 	},
 };
 
-class _Logger {
+export class Logger {
 	constructor(name, config = {}) {
 		const self = this;
 		this.name = name;
@@ -319,26 +311,7 @@ class _Logger {
 	}
 }
 
-Logger = _Logger;
-const processString = function(string, date) {
-	let obj;
-	try {
-		if (string[0] === '{') {
-			obj = EJSON.parse(string);
-		} else {
-			obj = {
-				message: string,
-				time: date,
-				level: 'info',
-			};
-		}
-		return Log.format(obj, { color: true });
-	} catch (error) {
-		return string;
-	}
-};
-
-const SystemLogger = new Logger('System', {
+export const SystemLogger = new Logger('System', {
 	methods: {
 		startup: {
 			type: 'success',
@@ -346,56 +319,3 @@ const SystemLogger = new Logger('System', {
 		},
 	},
 });
-
-
-const StdOut = new class extends EventEmitter {
-	constructor() {
-		super();
-		const { write } = process.stdout;
-		this.queue = [];
-		process.stdout.write = (...args) => {
-			write.apply(process.stdout, args);
-			const date = new Date();
-			const string = processString(args[0], date);
-			const item = {
-				id: Random.id(),
-				string,
-				ts: date,
-			};
-			this.queue.push(item);
-
-			if (typeof settings !== 'undefined') {
-				const limit = settings.get('Log_View_Limit');
-				if (limit && this.queue.length > limit) {
-					this.queue.shift();
-				}
-			}
-			this.emit('write', string, item);
-		};
-	}
-}();
-
-
-Meteor.publish('stdout', function() {
-	if (!this.userId || hasPermission(this.userId, 'view-logs') !== true) {
-		return this.ready();
-	}
-
-	StdOut.queue.forEach((item) => {
-		this.added('stdout', item.id, {
-			string: item.string,
-			ts: item.ts,
-		});
-	});
-
-	this.ready();
-	StdOut.on('write', (string, item) => {
-		this.added('stdout', item.id, {
-			string: item.string,
-			ts: item.ts,
-		});
-	});
-});
-
-
-export { SystemLogger, StdOut, LoggerManager, processString, Logger };