From 7a73162607544204032aa66cce755daf21edebda Mon Sep 17 00:00:00 2001
From: Matt Strapp <matt@mattstrapp.net>
Date: Tue, 24 May 2022 11:18:46 -0500
Subject: Graduate

Signed-off-by: Matt Strapp <matt@mattstrapp.net>
---
 csci4131/hw7/dbio.js | 136 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 csci4131/hw7/dbio.js

(limited to 'csci4131/hw7/dbio.js')

diff --git a/csci4131/hw7/dbio.js b/csci4131/hw7/dbio.js
new file mode 100644
index 0000000..96faf93
--- /dev/null
+++ b/csci4131/hw7/dbio.js
@@ -0,0 +1,136 @@
+var mysql = require("mysql");
+var bcrypt = require("bcrypt");
+var fs = require("fs");
+var xml2js = require("xml2js");
+var parser = new xml2js.Parser();
+var conInfo;
+var connection;
+
+fs.readFile(__dirname + '/dbconfig.xml', function (err, data) {
+	if (err) throw err; 
+	parser.parseString(data, function (err, result) { 
+		if (err) throw err; 
+		conInfo = result; 
+	});
+	connection = mysql.createConnection({
+		host: conInfo.dbconfig.host[0],
+		user: conInfo.dbconfig.user[0],
+		password: conInfo.dbconfig.password[0],
+		database: conInfo.dbconfig.database[0],
+		port: conInfo.dbconfig.port[0]
+	});
+
+	connection.connect(function (err) {
+		if (err) {
+			throw err;
+		};
+		console.log("Connected to MYSQL database!");
+	});
+});
+
+
+
+function passcheck(user,pass) {
+	return new Promise(function(resolve, reject) {
+		connection.query('SELECT * FROM tbl_accounts', function(err, rows, fields) {
+			let ret = [];
+			if (err) {
+				return reject(err);
+			}
+			for (var i = 0; i < rows.length; i++) {
+				if (rows[i].acc_login.localeCompare(user) === 0) {
+					if (bcrypt.compareSync(pass, rows[i].acc_password)) {
+						ret += rows[i];
+					}
+				}
+			}
+			resolve(ret);
+		});
+	});
+}
+
+function getContacts() {
+	return new Promise (function(resolve, reject) {
+		let conTab = []
+		connection.query('SELECT * FROM tbl_contacts', function (err, rows, fields) {
+			if (err) throw err;
+			resolve(rows);
+		});
+	});
+}
+
+function addContacts(contact) {
+	let newCon = {
+		name: contact.name,
+		category: contact.category,
+		location: contact.location,
+		contact_info: contact.contact,
+		email: contact.email,
+		website: contact.website,
+	}
+	return new Promise (function (resolve, reject) {
+		connection.query('SELECT * FROM tbl_contacts where name=?', contact.name, function(err, rows, fields) {
+			if (err) throw err;
+			console.log("Table found")
+			if (rows.length > 0) {
+				// Duplicate 
+				console.log("found Duplicate name!");
+				resolve(false);
+			} else {
+				connection.query('INSERT tbl_contacts SET ?', newCon, function (err, result) {  //Parameterized insert
+					if (err) throw err;
+					console.log("Values inserted.");
+					resolve(true);
+				});
+			}
+		});
+	});
+}
+	
+
+
+function editContact(contact) {
+	let edit = {
+		name: contact.name,
+		category: contact.category,
+		location: contact.location,
+		contact_info: contact.contact,
+		email: contact.email,
+		website: contact.website,
+	}
+	
+	return new Promise(function (resolve, reject) {
+		connection.query('SELECT * FROM tbl_contacts where name=?', contact.name, function (err, rows, fields) {
+			if (err) throw err;
+			if (rows.length == 0) {
+				console.log("Name Changed!");
+				resolve(false);
+			} else {
+				connection.query('UPDATE tbl_contacts SET ? WHERE name=?', [edit, edit.name], function(err, result) {
+					if (err) throw err;
+					console.log("Value edited successfully?")
+					resolve(true);
+				});
+			}
+		});
+	});
+}
+
+function deleteContact(contact) {
+	return new Promise(function(resolve, reject) {
+		connection.query('DELETE FROM tbl_contacts WHERE name=?', contact, function (err, result) {
+			if (err) throw err;
+			console.log("Row deleted!")
+			resolve();
+		})
+	})
+}
+
+
+
+  
+exports.addContact = addContacts;
+exports.query = passcheck;
+exports.getContacts = getContacts;
+exports.deleteContact = deleteContact;
+exports.editContact = editContact;
-- 
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