PHP code example of paragonie / easydb

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

paragonie / easydb example snippets

$db = new \PDO(
    'mysql:host=localhost;dbname=something',
    'username',
    'putastrongpasswordhere'
);

$statement = $db->prepare('SELECT * FROM comments WHERE blogpostid = ? ORDER BY created ASC');
$exec = $statement->execute([$_GET['blogpostid']]);
$rows = $statement->fetchAll(\PDO::FETCH_ASSOC);
foreach ($rows as $row) {
    $template_engine->render('comment', $row);
}

$db = \ParagonIE\EasyDB\Factory::fromArray([
    'mysql:host=localhost;dbname=something',
    'username',
    'putastrongpasswordhere'
]);

$rows = $db->run('SELECT * FROM comments WHERE blogpostid = ? ORDER BY created ASC', $_GET['blogpostid']);
foreach ($rows as $row) {
    $template_engine->render('comment', $row);
}

$db->insert('comments', [
    'blogpostid' => $_POST['blogpost'],
    'userid' => $_SESSION['user'],
    'comment' => $_POST['body'],
    'parent' => isset($_POST['replyTo']) ? $_POST['replyTo'] : null
]);

$sql = $db->buildInsertQuery('comments', [
    'blogpostid',
    'userid',
    'comment'
]);

// INSERT INTO comments (blogpostid, userid, comment) VALUES (?, ?, ?)

$result = $db->q(
    $sql,
    $values,
    \PDO::FETCH_BOTH,
    true
);

$db->update('comments', [
    'column' => 'foo',
    'otherColumn' => 123456,
    'approved' => true
], [
    'commentid' => $_POST['comment']
]);

// Delete all of this user's comments
$db->delete('comments', [
    'userid' => 3
]);

$userData = $db->row(
    "SELECT * FROM users WHERE userid = ?",
    $_GET['userid']
);

$userData = $db->row(
    "SELECT * FROM users WHERE userid = ? AND other = ?",
    $_GET['userid'],
    $_GET['other']
);

$userData = $db->row(
    "SELECT * FROM users WHERE userid = ? AND other = ?",
    array($userid, $other) // WRONG, should not be in an array
);

$exists = $db->cell(
    "SELECT count(id) FROM users WHERE email = ?",
    $_POST['email']
);

/* OR YOU CAN CALL IT THIS WAY: */
$exists = $db->single(
    "SELECT count(id) FROM users WHERE email = ?",
    array(
        $_POST['email']
    )
);

$exists = $db->cell(
    "SELECT count(id) FROM users WHERE email = ? AND username = ?",
    $_POST['email'],
    $_POST['usenrame']
);

$exists = $db->cell(
    "SELECT count(id) FROM users WHERE email = ? AND username = ?",
    array($email, $username) // WRONG, should not be in an array
);

$save = function (EasyDB $db) use ($userData, $query) : int {
    $db->safeQuery($query, [$userData['userId']]);
    return \Some\Other\Package::CleanUpTable($db);
};
// auto starts, commits and rolls back a transaction as necessary
$returnedInt = $db->tryFlatTransaction($save);

$statement = EasyStatement::open()
    ->with('last_login IS NOT NULL');

if (strpos($_POST['search'], '@') !== false) {
    // Perform a username search
    $statement->orWith('username LIKE ?', '%' . $db->escapeLikeValue($_POST['search']) . '%');
} else {
    // Perform an email search
    $statement->orWith('email = ?', $_POST['search']);
}

// The statement can compile itself to a string with placeholders:
echo $statement; /* last_login IS NOT NULL OR username LIKE ? */

// All the values passed to the statement are captured and can be used for querying:
$user = $db->single("SELECT * FROM users WHERE $statement", $statement->values());

// Statements also handle translation for IN conditions with variable arguments,
// using a special ?* placeholder:
$roles = [1];
if ($_GET['with_managers']) {
    $roles[] = 2;
}

$statement = EasyStatement::open()->in('role IN (?*)', $roles);

// The ?* placeholder is replaced by the correct number of ? placeholders:
echo $statement; /* role IN (?, ?) */

// And the values will be unpacked accordingly:
print_r($statement->values()); /* [1, 2] */

// Statements can also be grouped when necessary:
$statement = EasyStatement::open()
    ->group()
        ->with('subtotal > ?')
        ->andWith('taxes > ?')
    ->end()
    ->orGroup()
        ->with('cost > ?')
        ->andWith('cancelled = 1')
    ->end();

echo $statement; /* (subtotal > ? AND taxes > ?) OR (cost > ? AND cancelled = 1) */

$db->insert('user_auth', [
    'user_id' => 1,
    'timestamp' => new EasyPlaceholder('NOW()'),
    'expired' => new EasyPlaceholder('TIMESTAMPADD(HOUR, 2, NOW())'),
    'location' => new EasyPlaceholder(
        "ST_GeomFromText(CONCAT('POINT(', ?, ' ', ?, ')'))",
        50.4019514,
        30.3926105
    )
]);

$db->update(
    'user_auth', 
    [
        'last_update' => new EasyPlaceholder('NOW()'),
    ], 
    [
        'user_id' => 1
    ]
);

$pdo = $db->getPdo();

$easy = new \ParagonIE\EasyDB\EasyDB($pdo, 'mysql');

diff

/**
 * @var EasyDB $db
 * @var string $query
 * @var array $params 
 */
- $rows = $db->run($query, $params);
+ $rows = $db->safeQuery($query, $params);

diff

/**
 * @var EasyDB $db
 * @var string $query
 * @var array $params 
 */
- $rows = $db->run($query, $params);
+ $rows = $db->run($query, ...$params);