Quality.
Code. Design.

The backend handler behind this site's contact form — sanitizes input, verifies reCAPTCHA server-side with Google before touching anything else, then relays to Formspree with a graceful fallback message if delivery fails.

<?php
require_once 'includes/config.php';

header('Content-Type: application/json');

// ── Only accept POST ───────────────────────────────────────────────
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    http_response_code(405);
    echo json_encode(['success' => false, 'message' => 'Method not allowed.']);
    exit;
}

// ── Collect & sanitize inputs ──────────────────────────────────────
$name    = trim(strip_tags($_POST['name']    ?? ''));
$email   = trim(strip_tags($_POST['email']   ?? ''));
$service = trim(strip_tags($_POST['service'] ?? ''));
$message = trim(strip_tags($_POST['message'] ?? ''));
$captcha = $_POST['g-recaptcha-response'] ?? '';

// ── Basic validation ───────────────────────────────────────────────
$errors = [];

if (empty($name))              $errors[] = 'Name is required.';
if (empty($email))             $errors[] = 'Email is required.';
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) $errors[] = 'Please enter a valid email address.';
if (empty($message))           $errors[] = 'Message is required.';
if (empty($captcha))           $errors[] = 'Please complete the CAPTCHA.';

if (!empty($errors)) {
    http_response_code(422);
    echo json_encode(['success' => false, 'message' => implode(' ', $errors)]);
    exit;
}

// ── Verify reCAPTCHA with Google ───────────────────────────────────
$recaptcha_url  = 'https://www.google.com/recaptcha/api/siteverify';
$recaptcha_data = [
    'secret'   => RECAPTCHA_SECRET_KEY,
    'response' => $captcha,
    'remoteip' => $_SERVER['REMOTE_ADDR'] ?? ''
];

$recaptcha_options = [
    'http' => [
        'method'  => 'POST',
        'header'  => 'Content-Type: application/x-www-form-urlencoded',
        'content' => http_build_query($recaptcha_data)
    ]
];

$recaptcha_context  = stream_context_create($recaptcha_options);
$recaptcha_response = file_get_contents($recaptcha_url, false, $recaptcha_context);
$recaptcha_result   = json_decode($recaptcha_response, true);

if (empty($recaptcha_result['success'])) {
    http_response_code(422);
    echo json_encode(['success' => false, 'message' => 'CAPTCHA verification failed. Please try again.']);
    exit;
}

// ── Forward to Formspree ───────────────────────────────────────────
$form_data = http_build_query([
    'name'     => $name,
    'email'    => $email,
    'service'  => $service ?: 'Not specified',
    'message'  => $message,
    '_replyto' => $email,
    '_subject' => 'New enquiry via WFCodes.com — ' . $name,
]);

$formspree_options = [
    'http' => [
        'method'  => 'POST',
        'header'  => implode("\r\n", [
            'Content-Type: application/x-www-form-urlencoded',
            'Accept: application/json',
            'Referer: ' . SITE_URL
        ]),
        'content' => $form_data
    ]
];

$formspree_context  = stream_context_create($formspree_options);
$formspree_response = @file_get_contents(FORMSPREE_ENDPOINT, false, $formspree_context);
$formspree_result   = json_decode($formspree_response, true);

// ── Respond to client ──────────────────────────────────────────────
if ($formspree_response !== false && isset($formspree_result['ok'])) {
    http_response_code(200);
    echo json_encode(['success' => true, 'message' => 'Message sent! I\'ll be in touch within 24 hours.']);
} else {
    // Formspree failed — log it server-side for visibility
    error_log('[WFCodes contact] Formspree submission failed for ' . $email . ' at ' . date('Y-m-d H:i:s'));
    http_response_code(500);
    echo json_encode([
        'success' => false,
        'message' => 'Something went wrong on our end. Please email ' . CONTACT_EMAIL . ' directly.'
    ]);
}
exit;

Two reusable Jetpack Compose components from Game Wall — a library card that adapts to missing cover art with a letter-tile fallback, and a shared screen header used across Library, Wishlist, and Stats.

@Composable
fun GameCard(
    game: Game,
    modifier: Modifier = Modifier,
    showWishlistPriority: Boolean = false
) {
    Card(
        modifier = modifier.fillMaxWidth(),
        colors = CardDefaults.cardColors(containerColor = Surface2Dark),
        shape = RoundedCornerShape(12.dp)
    ) {
        Row(
            modifier = Modifier
                .fillMaxWidth()
                .padding(12.dp),
            horizontalArrangement = Arrangement.spacedBy(12.dp),
            verticalAlignment = Alignment.CenterVertically
        ) {
            if (game.coverImageUrl.isNotBlank()) {
                AsyncImage(
                    model = IgdbMapper.upgradeCoverUrl(game.coverImageUrl),
                    contentDescription = game.title,
                    modifier = Modifier
                        .size(56.dp, 72.dp)
                        .clip(RoundedCornerShape(8.dp))
                        .background(MaterialTheme.colorScheme.surface),
                    contentScale = ContentScale.Crop
                )
            } else {
                androidx.compose.foundation.layout.Box(
                    modifier = Modifier
                        .size(56.dp, 72.dp)
                        .clip(RoundedCornerShape(8.dp))
                        .background(MaterialTheme.colorScheme.primary.copy(alpha = 0.2f)),
                    contentAlignment = Alignment.Center
                ) {
                    Text(
                        text = game.title.take(1).uppercase(),
                        style = MaterialTheme.typography.titleLarge,
                        color = MaterialTheme.colorScheme.primary
                    )
                }
            }
            Column(modifier = Modifier.weight(1f)) {
                Row(verticalAlignment = Alignment.CenterVertically) {
                    Text(
                        text = game.title,
                        style = MaterialTheme.typography.titleMedium,
                        fontWeight = FontWeight.SemiBold,
                        color = TextPrimary,
                        maxLines = 2,
                        overflow = TextOverflow.Ellipsis,
                        modifier = Modifier.weight(1f, fill = false)
                    )
                    if (showWishlistPriority && game.wishlistPriority) {
                        Icon(
                            imageVector = Icons.Filled.Star,
                            contentDescription = "Priority",
                            tint = AccentGold,
                            modifier = Modifier.padding(start = 4.dp)
                        )
                    }
                    if (game.isHighlight) {
                        Icon(
                            imageVector = Icons.Filled.Star,
                            contentDescription = "Highlight",
                            tint = AccentGold,
                            modifier = Modifier.padding(start = 4.dp)
                        )
                    }
                }
                if (game.subtitleLabel().isNotBlank()) {
                    Text(
                        text = game.subtitleLabel(),
                        style = MaterialTheme.typography.bodySmall,
                        color = TextMuted,
                        maxLines = 1,
                        overflow = TextOverflow.Ellipsis
                    )
                }
                if (game.playStatus != com.gamewall.app.domain.model.PlayStatus.UNPLAYED) {
                    Text(
                        text = game.playStatus.label,
                        style = MaterialTheme.typography.labelSmall,
                        color = TextMuted
                    )
                }
            }
        }
    }
}

@Composable
fun MainScreenHeader(
    title: String,
    subtitle: String,
    onSettingsClick: () -> Unit,
    modifier: Modifier = Modifier,
    showSettings: Boolean = true
) {
    Row(
        modifier = modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.SpaceBetween,
        verticalAlignment = Alignment.Top
    ) {
        Column(modifier = Modifier.weight(1f)) {
            Text(
                text = title,
                style = MaterialTheme.typography.headlineMedium,
                fontWeight = FontWeight.Bold,
                color = TextPrimary
            )
            Text(
                text = subtitle,
                style = MaterialTheme.typography.bodyMedium,
                color = TextMuted
            )
        }
        if (showSettings) {
            IconButton(onClick = onSettingsClick) {
                Icon(
                    imageVector = Icons.Filled.Settings,
                    contentDescription = "Settings",
                    tint = TextPrimary
                )
            }
        }
    }
}

Core rendering setup from Fimbulwinter, a custom 2D game engine built on LWJGL/OpenGL — hand-written GLSL shaders, and raw VAO/VBO/EBO buffer management to get a colored quad on screen without a higher-level framework in the way.

public class LevelEditorScene extends Scene {

    private String vertexShaderSrc = "#version 330 core\n" +
            "layout (location=0) in vec3 aPos;\n" +
            "layout (location=1) in vec4 aColor;\n" +
            "\n" +
            "out vec4 fColor;\n" +
            "\n" +
            "void main(){\n" +
            "    fColor = aColor;\n" +
            "    gl_Position = vec4(aPos, 1.0);\n" +
            "}";

    private String fragmentShaderSrc = "#version 330 core\n" +
            "\n" +
            "in vec4 fColor;\n" +
            "\n" +
            "out vec4 color;\n" +
            "\n" +
            "void main (){\n" +
            "    color = fColor;\n" +
            "}";

    //private int vertexID, fragmentID, shaderProgram;

    //sets the color for each vertex
    private float[] vertexArray = {
            //position          //color
            0.5f, -0.5f, 0.0f,  1.0f, 0.0f, 0.0f, 1.0f, //bottom right  0
            -0.5f, 0.5f, 0.0f,  0.0f, 1.0f, 0.0f, 1.0f, //top left      1
            0.5f, 0.5f, 0.0f,   0.0f,0.0f, 1.0f, 1.0f,  //top right     2
            -0.5f, -0.5f, 0.0f, 1.0f, 1.0f, 0.0f, 1.0f, //bottom left   3
    };

    //IMPORTANT: Must be in counter-clockwise order
    //Sets the location for each triangle
    private int[] elementArray = {
            2,1,0, //top right triangle
            0,1,3, //bottom left triangle
    };

    private int vaoID, vboID, eboID;
    private  Shader defaultShader;

    public LevelEditorScene(){

    }

    @Override
    public void init() {

        defaultShader = new Shader("assets/shaders/default.glsl");
        defaultShader.compile();

        //Generating the VAO, VBO, and EBO buffer objects, and send them to the GPU
        vaoID = glGenVertexArrays();
        glBindVertexArray(vaoID);

        //create a float buffer of vertices
        FloatBuffer vertexBuffer = BufferUtils.createFloatBuffer(vertexArray.length);
        vertexBuffer.put(vertexArray).flip();

        //create VBO upload the vertex buffer
        vboID = glGenBuffers();
        glBindBuffer(GL_ARRAY_BUFFER, vboID);
        glBufferData(GL_ARRAY_BUFFER, vertexBuffer, GL_STATIC_DRAW);

        //create the indices and upload
        IntBuffer elementBuffer = BufferUtils.createIntBuffer(elementArray.length);
        elementBuffer.put(elementArray).flip();

        eboID = glGenBuffers();
        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, eboID);
        glBufferData(GL_ELEMENT_ARRAY_BUFFER, elementBuffer, GL_STATIC_DRAW);

        //add the vertex attribute pointers
        int positionsSize = 3;
        int colorSize = 4;
        int floatSizeBytes = 4;
        int vertexSizeBytes = (positionsSize + colorSize) * floatSizeBytes;

        glVertexAttribPointer(0, positionsSize, GL_FLOAT, false, vertexSizeBytes, 0);
        glEnableVertexAttribArray(0);

        glVertexAttribPointer(1, colorSize, GL_FLOAT, false, vertexSizeBytes, positionsSize * floatSizeBytes);
        glEnableVertexAttribArray(1);
    }

    @Override
    public void update(float dt) {
        defaultShader.use();

        //bind the VAO
        glBindVertexArray(vaoID);

        //enable the vertex attribute pointers
        glEnableVertexAttribArray(0);
        glEnableVertexAttribArray(1);

        glDrawElements(GL_TRIANGLES, elementArray.length, GL_UNSIGNED_INT, 0);

        //unbind everything
        glDisableVertexAttribArray(0);
        glEnableVertexAttribArray(1);

        glBindVertexArray(0);

        defaultShader.detach();
    }

}