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Implemented counter

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This commit is contained in:
Michal Procházka
2025-05-07 14:52:49 +02:00
parent 24a8b4758d
commit b08110e3e0
2 changed files with 45 additions and 0 deletions
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13
api.php
View File

@@ -82,6 +82,19 @@
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;"); ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;");
} }
if(!in_array("counter", $tables)) {
query("CREATE TABLE `counter` (
`value` int NOT NULL,
PRIMARY KEY (`value`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;");
}
query("SELECT COUNT(value) AS count FROM counter;", function($row) {
if($row["count"] <= 0) {
query("INSERT INTO counter(value) VALUES (0);");
}
});
if(isset($_GET["cmd"])) { if(isset($_GET["cmd"])) {
$cmd = $_GET['cmd']; $cmd = $_GET['cmd'];

32
counter.php Normal file
View File

@@ -0,0 +1,32 @@
<?php
include "api.php";
if(isset($_GET["increment"])) {
query("UPDATE counter SET value = value + 1;");
header("Location: /counter.php");
die();
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Vkládání otázek</title>
</head>
<body>
<h1>Počítadlo</h1>
<h2>
Je tu
<?php
query("SELECT * FROM counter", function($row) {
echo($row["value"]);
})
?>
lidí!
</h2>
<form action="/counter.php" method="get">
<input type="hidden" name="increment" value="dick">
<input type="submit" value="Přišel další!">
</form>
</body>
</html>