├── DatabaseAdaptor.php
├── DatabaseAdaptorTest.php
├── controller.php
└── view.html


/DatabaseAdaptor.php:
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 1 | <?php
 2 | // Xin Li
 3 | class DatabaseAdaptor
 4 | {
 5 |     private $DB; // The instance variable used in every method
 6 |     // Connect to an existing data based named 'first'
 7 |     public function __construct()
 8 |     {
 9 |         $dataBase = 'mysql:dbname=imdb_small;charset=utf8;host=127.0.0.1';
10 |         $user = 'root';
11 |         $password = ''; // Use the empty string with our XAMPP install
12 |         try {
13 |             $this->DB = new PDO($dataBase, $user, $password);
14 |             $this->DB->setAttribute(
15 |                 PDO::ATTR_ERRMODE,
16 |                 PDO::ERRMODE_EXCEPTION
17 |             );
18 |         } catch (PDOException $e) {
19 |             echo ('Error establishing Connection');
20 |             exit();
21 |         }
22 |     } // . . . continued
23 | 
24 |     public function getAllMovies($name)
25 |     {
26 |         $stmt = $this->DB->prepare("SELECT name FROM movies WHERE name LIKE '%" . trim($name) . "%';");
27 |         $stmt->execute();
28 |         return $stmt->fetchAll(PDO::FETCH_ASSOC);
29 |     }
30 | 
31 |     public function getAllActors($name)
32 |     {
33 |         $stmt = $this->DB->prepare("SELECT first_name, last_name FROM actors WHERE first_name LIKE '%" . trim($name) . "%' OR last_name LIKE '%" . trim($name) . "%';");
34 |         $stmt->execute();
35 |         return $stmt->fetchAll(PDO::FETCH_ASSOC);
36 |     }
37 | 
38 |     public function getAllRoles($name)
39 |     {
40 |         $stmt = $this->DB->prepare("SELECT role FROM roles WHERE role LIKE '%" . trim($name) . "%';");
41 |         $stmt->execute();
42 |         return $stmt->fetchAll(PDO::FETCH_ASSOC);
43 |     }
44 | 
45 |     public function getAllRolesMovies($name)
46 |     {
47 |         list($first, $last) = explode(' ', $name);
48 |         $stmt = $this->DB->prepare("SELECT name, role FROM actors JOIN roles ON actors.id = roles.actor_id JOIN movies ON roles.movie_id = movies.id WHERE first_name='" . $first . "' AND last_name='" . $last . "'");
49 |         $stmt->execute();
50 |         return $stmt->fetchAll(PDO::FETCH_ASSOC);
51 |     }
52 | }// End class DatabaseAdaptor
53 | //$theDBA = new DatabaseAdaptor();
54 | //print_r($theDBA->getMoviesReleasedSince(2004));
55 | 


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/DatabaseAdaptorTest.php:
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1 | <?php
2 | //Xin Li
3 | include "DatabaseAdaptor.php";
4 | 
5 | $theDBA = new DatabaseAdaptor();
6 | $arr = $theDBA->getAllMovies("will");
7 | print_r($arr);
8 | 


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/controller.php:
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 1 | <?php
 2 | //Xin Li
 3 | // File name controller.php
 4 | // This file acts as the go between the view and the model
 5 | // Make theDBA available in this PHP file
 6 | include "DatabaseAdaptor.php";
 7 | 
 8 | $theDBA = new DatabaseAdaptor();
 9 | 
10 | if (isset($_GET['list_type'])) {
11 |     switch ($_GET['list_type']) {
12 |         case "actor":
13 |             echo json_encode($theDBA->getAllActors($_GET['name']));
14 |             break;
15 |         case "movie":
16 |             echo json_encode($theDBA->getAllMovies($_GET['name']));
17 |             break;
18 |         case "role":
19 |             echo json_encode($theDBA->getAllRoles($_GET['name']));
20 |             break;
21 |         case "fullname":
22 |             echo json_encode($theDBA->getAllRolesMovies($_GET['name']));
23 |             break;
24 |     }
25 | }
26 | 


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/view.html:
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  1 | <!DOCTYPE html>
  2 | <!-- Xin Li -->
  3 | <html lang="en">
  4 | <head>
  5 |     <meta charset="UTF-8">
  6 |     <title>Actors and Movies</title>
  7 |     <style>
  8 |         table, td, th {
  9 |             border: 1px solid black;
 10 |             padding: 5px;
 11 |         }
 12 | 
 13 |         table {
 14 |             border-collapse: collapse;
 15 |         }
 16 | 
 17 |         tr:nth-child(odd) {
 18 |             background-color: #d3d0d0;
 19 |         }
 20 | 
 21 |     </style>
 22 | </head>
 23 | <body>
 24 | 
 25 | <p>
 26 |     <b>Search for actors, roles, movies or Roles/Movies</b>
 27 | </p>
 28 | 
 29 | <p>Search substring: <br>
 30 | <input type="text" id="searchStr"></p>
 31 | 
 32 | <button id="actor_btn" onclick="searchSubstring('actor')" type="button">Actors Like</button>
 33 | <button id="role_btn" onclick="searchSubstring('role')" type="button">Roles Like</button>
 34 | <button id="movie_btn" onclick="searchSubstring('movie')" type="button">Movies Like</button>
 35 | <hr>
 36 | 
 37 | <p>
 38 |     Roles/Movies for actor:<br>
 39 |     <input type="text" id="actorfullname" onchange="actorfullname()"/>
 40 | </p>
 41 | 
 42 | <hr>
 43 | 
 44 | <h4 id="tableheading"></h4>
 45 | 
 46 | <table id="show-list"></table>
 47 | 
 48 | <script>
 49 | 
 50 |     function actorfullname(){
 51 |         var req = new XMLHttpRequest();
 52 |         var fullname = document.getElementById("actorfullname").value;
 53 |         req.open("GET", "controller.php?list_type=fullname"+"&name="+fullname, true);
 54 |         req.send();
 55 |         req.onreadystatechange = function () {
 56 |             var toChange = document.getElementById("show-list");
 57 |             var tableheading = document.getElementById("tableheading");
 58 |             tableheading.innerHTML = "";
 59 |             toChange.innerHTML = "";
 60 |             if(req.readyState == 4 && req.status == 200){
 61 |                 var array = JSON.parse(req.responseText);
 62 |                 var str = "";
 63 |                 if(array.length == 0){
 64 |                     str += "No matches for '" + fullname + "'";
 65 |                     tableheading.innerHTML = str;
 66 |                     return;
 67 |                 } else {
 68 |                     tableheading.innerHTML = "Roles/Movies for '" + fullname + "'";
 69 |                     for (var i = 0; i < array.length; i++) 
 70 |                         str += "<tr><td>" + array[i]['role'] + ": " + array[i]['name'] + "</td></tr>";
 71 |                 }
 72 |                 toChange.innerHTML = str;
 73 |             }
 74 |         }
 75 |     }
 76 | 
 77 |     function searchSubstring(value) {
 78 |         var anObj = new XMLHttpRequest();
 79 |         var inputStr = document.getElementById("searchStr").value;
 80 |         anObj.open("GET", "controller.php?list_type="+value+"&name="+inputStr, true);
 81 |         anObj.send();
 82 |         anObj.onreadystatechange = function () {
 83 |             var toChange = document.getElementById("show-list");
 84 |             var tableheading = document.getElementById("tableheading");
 85 |             tableheading.innerHTML = "";
 86 |             toChange.innerHTML = "";
 87 | 
 88 |             if (anObj.readyState == 4 && anObj.status == 200) {
 89 |                 document.getElementById("searchStr").value = "";
 90 |                 // Use this alert when you get a JSON parse error
 91 |                 // You may be trying parse an error message as if it were JSON
 92 |                 var array = JSON.parse(anObj.responseText);
 93 |                 var str = "";
 94 |                 if(array.length == 0){
 95 |                     str += "No matches for '" + inputStr + "'";
 96 |                     tableheading.innerHTML = str;
 97 |                     return;
 98 |                 }
 99 |                 
100 |                 if (value == "movie") {
101 |                     tableheading.innerHTML = "Movies like '" + inputStr + "'";
102 |                     for (var i = 0; i < array.length; i++) 
103 |                         str += "<tr><td>" + array[i]['name'] + "</td></tr>";
104 |                 } else if (value == "actor") {
105 |                     tableheading.innerHTML = "Actors like '" + inputStr + "'";
106 |                     for (var i = 0; i < array.length; i++) 
107 |                         str += "<tr><td>" + array[i]['first_name'] + " " + array[i]['last_name'] + "</td></tr>";
108 |                 } else if (value == "role") {
109 |                     tableheading.innerHTML = "Roles like '" + inputStr + "'";
110 |                     for (var i = 0; i < array.length; i++) 
111 |                         str += "<tr><td>" + array[i]['role'] + "</td></tr>";
112 |                 }
113 |                 toChange.innerHTML = str;
114 |             }
115 |         };
116 |     }
117 | </script>
118 | 
119 | </body>
120 | </html>


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