WordPress Admin Sayfası Özelleştirme Eklentisiz

				
					<?php
/**
 * Plugin Name: Custom Login Branding
 * Description: WordPress giriş ekranını markaya özel olarak düzenler.
 * Version: 1.0.0
 */

defined( 'ABSPATH' ) || exit;


/*
|--------------------------------------------------------------------------
| TASARIM AYARLARI
|--------------------------------------------------------------------------
|
| Aşağıdaki değerleri kendi markanıza göre değiştirebilirsiniz.
|
*/

function custom_login_brand_config(): array {
	return array(

		// Marka bilgileri
		'brand_name'  => 'WTR Ajans',
		'eyebrow'     => 'DİJİTAL MEDYA TEKNOLOJİLERİ',
		'heading'     => 'Markanızı dijitalde güçlendirin.',
		'description' => 'Web tasarım, SEO, sosyal medya ve yaratıcı içerik çözümlerinizi tek merkezden yönetin.',

		// Giriş formu üzerindeki metinler
		'panel_title'       => 'WTR Ajans Yönetim Paneli',
		'panel_description' => 'Güvenli giriş yaparak devam edin.',

		/*
		 * WordPress Ortamlar bölümündeki logonuzun tam URL adresini yazın.
		 * Şeffaf arka planlı PNG veya SVG kullanabilirsiniz.
		 */
		'logo_url' => 'https://siteadresiniz.com/wp-content/uploads/logo.png',

		// Renkler
		'background_start' => '#111338',
		'background_middle'=> '#301177',
		'background_end'   => '#7b16df',
		'accent_start'     => '#6f25e8',
		'accent_end'       => '#a117ef',
		'text_color'       => '#ffffff',
		'form_background'  => 'rgba(255, 255, 255, 0.96)',

		// Yazı tipi
		'font_family' => 'Manrope, Arial, sans-serif',

		// Form tasarımı
		'form_radius'  => '24px',
		'input_radius' => '12px',
		'button_radius'=> '12px',

		// Logo ölçüsü
		'logo_width'  => '180px',
		'logo_height' => '78px',
	);
}


/*
|--------------------------------------------------------------------------
| GİRİŞ SAYFASI STİLLERİ
|--------------------------------------------------------------------------
*/

function custom_login_branding_styles(): void {

	$config = custom_login_brand_config();

	$css = '
		body.login {
			min-height: 100vh;
			margin: 0;
			padding: 48px 7vw;
			box-sizing: border-box;
			display: grid;
			grid-template-columns: minmax(0, 1.15fr) minmax(360px, 460px);
			align-items: center;
			gap: 70px;
			background:
				radial-gradient(
					circle at 15% 20%,
					rgba(157, 45, 255, .45),
					transparent 35%
				),
				radial-gradient(
					circle at 70% 85%,
					rgba(107, 33, 255, .30),
					transparent 32%
				),
				linear-gradient(
					135deg,
					' . esc_attr( $config['background_start'] ) . ' 0%,
					' . esc_attr( $config['background_middle'] ) . ' 52%,
					' . esc_attr( $config['background_end'] ) . ' 100%
				);
			font-family: ' . esc_attr( $config['font_family'] ) . ';
		}

		body.login::after {
			content: "";
			position: fixed;
			width: 500px;
			height: 500px;
			right: -200px;
			top: -220px;
			border: 1px solid rgba(255, 255, 255, .12);
			border-radius: 50%;
			pointer-events: none;
		}

		.custom-login-brand {
			max-width: 660px;
			color: ' . esc_attr( $config['text_color'] ) . ';
			position: relative;
			z-index: 2;
		}

		.custom-login-brand .custom-login-eyebrow {
			display: inline-block;
			margin-bottom: 18px;
			font-size: 13px;
			font-weight: 700;
			letter-spacing: 2px;
			opacity: .78;
		}

		.custom-login-brand h2 {
			margin: 0 0 20px;
			color: ' . esc_attr( $config['text_color'] ) . ';
			font-size: clamp(42px, 5vw, 72px);
			line-height: 1.05;
			letter-spacing: -2px;
		}

		.custom-login-brand p {
			max-width: 560px;
			margin: 0;
			color: rgba(255, 255, 255, .78);
			font-size: 18px;
			line-height: 1.7;
		}

		#login {
			width: 100%;
			margin: 0;
			padding: 0;
			position: relative;
			z-index: 3;
		}

		#login h1 a {
			width: ' . esc_attr( $config['logo_width'] ) . ';
			height: ' . esc_attr( $config['logo_height'] ) . ';
			margin: 0 auto 18px;
			background-image: url("' . esc_url( $config['logo_url'] ) . '");
			background-position: center;
			background-repeat: no-repeat;
			background-size: contain;
		}

		.custom-login-intro {
			margin-bottom: 18px;
			text-align: center;
			color: #fff;
		}

		.custom-login-intro strong {
			display: block;
			margin-bottom: 5px;
			font-size: 22px;
			line-height: 1.3;
		}

		.custom-login-intro span {
			font-size: 14px;
			opacity: .78;
		}

		.login form {
			margin-top: 0;
			padding: 32px;
			border: 1px solid rgba(255, 255, 255, .50);
			border-radius: ' . esc_attr( $config['form_radius'] ) . ';
			background: ' . esc_attr( $config['form_background'] ) . ';
			box-shadow: 0 30px 80px rgba(5, 5, 35, .30);
		}

		.login label {
			color: #282843;
			font-size: 14px;
			font-weight: 600;
		}

		.login form .input,
		.login input[type="text"],
		.login input[type="password"] {
			min-height: 50px;
			margin-top: 8px;
			padding: 8px 14px;
			border: 1px solid #dedbea;
			border-radius: ' . esc_attr( $config['input_radius'] ) . ';
			background: #f8f7fc;
			color: #17172b;
			font-size: 16px;
			box-shadow: none;
		}

		.login form .input:focus,
		.login input[type="text"]:focus,
		.login input[type="password"]:focus {
			border-color: ' . esc_attr( $config['accent_end'] ) . ';
			background: #fff;
			box-shadow: 0 0 0 3px rgba(138, 34, 239, .13);
		}

		.login .button.wp-hide-pw {
			margin-top: 8px;
			color: ' . esc_attr( $config['accent_start'] ) . ';
		}

		.wp-core-ui .button-primary {
			width: 100%;
			min-height: 48px;
			margin-top: 8px;
			float: none;
			border: 0;
			border-radius: ' . esc_attr( $config['button_radius'] ) . ';
			background: linear-gradient(
				90deg,
				' . esc_attr( $config['accent_start'] ) . ',
				' . esc_attr( $config['accent_end'] ) . '
			);
			color: #fff;
			font-weight: 700;
			text-shadow: none;
			box-shadow: none;
			transition: transform .2s ease, box-shadow .2s ease;
		}

		.wp-core-ui .button-primary:hover,
		.wp-core-ui .button-primary:focus {
			filter: brightness(.92);
			color: #fff;
			transform: translateY(-1px);
			box-shadow: 0 12px 25px rgba(113, 30, 218, .25);
		}

		.login .forgetmenot {
			margin-top: 8px;
		}

		#nav,
		#backtoblog,
		.privacy-policy-page-link {
			text-align: center;
		}

		.login #nav a,
		.login #backtoblog a,
		.login .privacy-policy-page-link a {
			color: rgba(255, 255, 255, .82);
			text-decoration: none;
		}

		.login #nav a:hover,
		.login #backtoblog a:hover,
		.login .privacy-policy-page-link a:hover {
			color: #fff;
		}

		.login .message,
		.login .notice,
		.login #login_error {
			border-left: 0;
			border-radius: 12px;
			box-shadow: none;
		}

		@media (max-width: 900px) {
			body.login {
				display: flex;
				align-items: center;
				justify-content: center;
				padding: 24px;
			}

			.custom-login-brand {
				display: none;
			}

			#login {
				max-width: 420px;
			}
		}

		@media (max-width: 480px) {
			body.login {
				padding: 18px;
			}

			.login form {
				padding: 24px 20px;
				border-radius: 18px;
			}

			#login h1 a {
				width: 145px;
				height: 62px;
			}
		}
	';

	wp_register_style(
		'custom-login-branding',
		false,
		array(),
		'1.0.0'
	);

	wp_enqueue_style( 'custom-login-branding' );
	wp_add_inline_style( 'custom-login-branding', $css );
}

add_action(
	'login_enqueue_scripts',
	'custom_login_branding_styles'
);


/*
|--------------------------------------------------------------------------
| SOL TARAFTAKİ MARKA ALANI
|--------------------------------------------------------------------------
*/

function custom_login_brand_panel(): void {

	$config = custom_login_brand_config();
	?>
	<div class="custom-login-brand">

		<span class="custom-login-eyebrow">
			<?php echo esc_html( $config['eyebrow'] ); ?>
		</span>

		<h2>
			<?php echo esc_html( $config['heading'] ); ?>
		</h2>

		<p>
			<?php echo esc_html( $config['description'] ); ?>
		</p>

	</div>
	<?php
}

add_action(
	'login_header',
	'custom_login_brand_panel'
);


/*
|--------------------------------------------------------------------------
| FORM ÜZERİNDEKİ BAŞLIK
|--------------------------------------------------------------------------
*/

function custom_login_intro_message( string $message ): string {

	$config = custom_login_brand_config();

	$intro = sprintf(
		'<div class="custom-login-intro">
			<strong>%1$s</strong>
			<span>%2$s</span>
		</div>',
		esc_html( $config['panel_title'] ),
		esc_html( $config['panel_description'] )
	);

	return $intro . $message;
}

add_filter(
	'login_message',
	'custom_login_intro_message'
);


/*
|--------------------------------------------------------------------------
| LOGO BAĞLANTISI
|--------------------------------------------------------------------------
*/

function custom_login_logo_url(): string {
	return home_url( '/' );
}

add_filter(
	'login_headerurl',
	'custom_login_logo_url'
);


/*
|--------------------------------------------------------------------------
| LOGO AÇIKLAMA METNİ
|--------------------------------------------------------------------------
*/

function custom_login_logo_text(): string {

	$config = custom_login_brand_config();

	return $config['brand_name'];
}

add_filter(
	'login_headertext',
	'custom_login_logo_text'
);


/*
|--------------------------------------------------------------------------
| DİL SEÇİCİYİ GİZLE
|--------------------------------------------------------------------------
*/

add_filter(
	'login_display_language_dropdown',
	'__return_false'
);
				
			

				
					'panel_description' => 'Güvenli giriş yaparak devam edin.',