add files

database.php

@@ -0,0 +1,83 @@
+<?php
+    class Database {
+
+        private $link;
+
+        public function __construct() {
+            // Notice that private connection information is *NOT* part of the source
+            // and therefore does not end up in public repos, etc.
+            //$connectionString = getenv("MYSQLCONNSTR_localdb");
+            $connectionString = "Database=image;Data Source=localhost;User Id=image;Password=image";
+            $varsString = str_replace(";","&", $connectionString);
+            parse_str($varsString);
+
+            $host = $Data_Source;
+            $user = $User_Id;
+            $pass = $Password;
+            $db = $Database;
+            
+            try{
+                $this->link = new PDO("mysql:host=".$host.";dbname=".$db, $user, $pass);
+                $this->link->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+            
+            }
+            catch (PDOException $e){
+                echo "Error: Unable to connect to MySQL: ". $e->getMessage();
+                die;
+            }
+
+            $this->InitializeImageTable();
+        }   
+
+        public function __destruct() {
+            $this->link = null;
+        }
+
+        public function UploadImage($imageName, $imageFP) {
+            $sql = $this->link->prepare("INSERT INTO images (name, image) VALUES (:name, :image);");
+            $sql->bindParam(":name", $imageName);
+            $sql->bindParam(":image", $imageFP, PDO::PARAM_LOB);
+
+            $sql->execute();
+        
+            return $this->link->lastInsertId();
+        }
+
+        public function GetAllImages() {
+            $sql = $this->link->prepare("SELECT * FROM images;");
+            $sql->execute();
+            
+            $results = $sql->fetchAll(PDO::FETCH_OBJ);
+            
+            return $results;
+        }
+
+        public function FindImage($id) {
+            $sql = $this->link->prepare("SELECT * FROM images WHERE id = :id;");
+            $sql->bindParam(":id", $id, PDO::PARAM_INT);
+            $sql->execute();
+            
+            $result = $sql->fetch(PDO::FETCH_OBJ);
+            return $result;
+        }
+
+        private function InitializeImageTable() {
+            // Check to see if the table needs to be created
+            $results = $this->link->query("SHOW TABLES LIKE 'images';");
+            if ($results == TRUE && $results->rowCount() > 0) {
+                return;
+            }
+
+            // create table 
+            $sql = "CREATE TABLE images (
+                id INT(10) NOT NULL AUTO_INCREMENT PRIMARY KEY, 
+                name VARCHAR(255) NOT NULL DEFAULT '',
+                image LONGBLOB NOT NULL
+                );";
+
+            if ($this->link->query($sql) != TRUE) {
+                die("Error creating image table: " . $this->link->error);
+            }
+        } 
+    }
+?>