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PHP & MySql 1
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| <?php | |
| class Data | |
| { | |
| protected $conn; | |
| protected $query; | |
| protected $fields; | |
| public function __construct() | |
| { | |
| } | |
| private function setQuery($q) | |
| { | |
| $this->query = $q; | |
| } | |
| private function setFields() | |
| { | |
| $this->fields = $this->query->fetch_fields(); | |
| } | |
| public function getQuery() | |
| { | |
| return $this->query; | |
| } | |
| public function getFields() | |
| { | |
| return $this->fields; | |
| } | |
| public function connect() | |
| { | |
| $this->conn = new mysqli('localhost', 'root', 'root', 'buecher'); | |
| if ($this->conn->connect_error) { | |
| echo 'error: ' . mysqli_connect_error(); | |
| return false; | |
| } | |
| if (!$this->conn->set_charset("utf8")) { | |
| echo 'error: ' . $conn->error; | |
| } | |
| return true; | |
| } | |
| public function disconnect() | |
| { | |
| if (!$this->conn == null) { | |
| $this->conn->kill($this->conn->thread_id); | |
| $this->conn->close(); | |
| } | |
| } | |
| public function selectAllRecords() | |
| { | |
| $this->setQuery($this->conn->query('SELECT * FROM verlag;')); | |
| $this->setFields(); | |
| } | |
| public function insertRecord($rec) | |
| { | |
| // TODO | |
| $name = $this->conn->real_escape_string($rec["_name"]); | |
| $insert = "INSERT INTO verlag(name) VALUES('$name')"; | |
| $this->setQuery($this->conn->query($insert)); | |
| } | |
| } | |
| ?> |
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| <?php | |
| include 'insert.php'; | |
| include 'select.php'; | |
| ?> |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1" /> | |
| <title>insert</title> | |
| <link rel="stylesheet" href="/tests/src/1/css/insert.css" /> | |
| </head> | |
| <body> | |
| <h2>New record</h2> | |
| <form action="insert.php" method="POST"> | |
| <table> | |
| <tr> | |
| <td align="right">Name:</td> | |
| <td align="left"> | |
| <input type="text" name="_name"> | |
| </td> | |
| </tr> | |
| <tr> | |
| <td></td> | |
| <td align="right"> | |
| <button type="submit">insert</button> | |
| </td> | |
| </tr> | |
| </table> | |
| </form> | |
| </body> | |
| </html> |
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| form input { | |
| background-color: #90EE90; | |
| color: red; | |
| } |
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| <?php | |
| require_once 'Data.php'; | |
| if (isset($_POST) && sizeof($_POST) > 0) { | |
| $db = new Data(); | |
| $db->connect(); | |
| $db->insertRecord($_POST); | |
| $db->disconnect(); | |
| header("Location: /tests/src/1/"); | |
| } else { | |
| include 'input.php'; | |
| } | |
| ?> |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8" name="viewport" content="width=device-width, initial-scale=1" /> | |
| <title>select</title> | |
| <link rel="stylesheet" href="/tests/src/1/css/select.css" /> | |
| </head> | |
| <body> | |
| <h2>All records</h2> | |
| <table id='t01'> | |
| <tr> | |
| <?php foreach($fields as $f): ?> | |
| <th><?= htmlspecialchars($f->name) ?></th> | |
| <?php endforeach ?> | |
| </tr> | |
| <?php while($row = $query->fetch_row()): ?> | |
| <tr> | |
| <?php foreach($row as $val): ?> | |
| <td><?= htmlspecialchars($val) ?></td> | |
| <?php endforeach ?> | |
| </tr> | |
| <?php endwhile ?> | |
| </table> | |
| </body> | |
| </html> |
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| table#t01 { | |
| border: 1px solid black; | |
| border-collapse: collapse; | |
| } | |
| table#t01 tr { | |
| border: 1px solid black; | |
| padding: 12px; | |
| } | |
| table#t01 td { | |
| border: 1px solid black; | |
| padding: 12px; | |
| } |
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| <?php | |
| require_once 'Data.php'; | |
| $db = new Data(); | |
| $db->connect(); | |
| $db->selectAllRecords(); | |
| $query = $db->getQuery(); | |
| $fields = $db->getFields(); | |
| include 'list.php'; | |
| $db->disconnect(); | |
| ?> |
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