Back end controller for handling all requests related to articles.

article.js

GetBookmarks : function(req, res) {
		var results = []
    //
    // Get array of IDs for specific user
    //
		db.query("SELECT bookmarks_list FROM users WHERE id="+req.params.user_id, function(err, resp) {
			if (err) {console.log(err)} else {
        
				var bookmarks = resp[0].bookmarks_list.split(',')

        //
        // Select individual article
        // based on each index of bookmarks array
        //
				for (var i = 0; i < bookmarks.length; i++) {
					(function(i) {
						db.query("select * from articles where id = " + bookmarks[i] + "ORDER BY id DESC",
						function(err1, resp1) {
							if (err) { console.log(err) } else {
								if (i == bookmarks.length-1) {
									results.push(resp1)
									res.send(results)
								} else {
									results.push(resp1)
								}
							}
							
						})
					})(i) 
				}
			}
		})
	}