movmaker-webui/lib/listmonk.php

<?php

// $title - title
// $articleUrl - permalink
// $excerpt - teaser
// $articleId - articleId
// $newsletterTitle - randomly chosen from header_titles.php

function listmonkApiRequest(string $base, string $user, string $pass, string $method, string $path, ?array $payload = null): array {
    $json = $payload !== null ? json_encode($payload) : null;
    $url = rtrim($base, '/') . $path;

    if (function_exists('curl_init')) {
        $ch = curl_init($url);
        $headers = ['Content-Type: application/json'];
        curl_setopt_array($ch, [
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_USERPWD => $user . ':' . $pass,
            CURLOPT_HTTPHEADER => $headers,
            CURLOPT_CUSTOMREQUEST => $method,
        ]);
        if ($json !== null) {
            curl_setopt($ch, CURLOPT_POSTFIELDS, $json);
        }

        $response = curl_exec($ch);
        if ($response === false) {
            $error = curl_error($ch);
            curl_close($ch);
            throw new Exception('Listmonk API request failed: ' . $error);
        }
        $code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        curl_close($ch);
    } else {
        $context = stream_context_create([
            'http' => [
                'method' => $method,
                'header' => "Content-Type: application/json\r\nAuthorization: Basic " . base64_encode($user . ':' . $pass) . "\r\n",
                'content' => $json ?? '',
                'timeout' => 10,
                'ignore_errors' => true,
            ],
        ]);
        $response = @file_get_contents($url, false, $context);
        $code = 0;
        if (isset($http_response_header[0]) && preg_match('/\s(\d{3})\s/', $http_response_header[0], $m)) {
            $code = (int)$m[1];
        }
        if ($response === false) {
            throw new Exception('Listmonk API request failed.');
        }
    }

    if ($code < 200 || $code >= 300) {
        throw new Exception('Listmonk API request failed. HTTP ' . $code . ': ' . $response);
    }

    $decoded = json_decode((string)$response, true);
    return is_array($decoded) ? $decoded : [];
}

function listmonkCreateCampaign(
    string $articleId,
    string $articleUrl,
    string $title,
    string $excerpt,
    string $newsletterTitle = 'Mistakes, Views & Luck',
    bool $sendImmediately = false
): array {
    $base = 'http://127.0.0.1:9000';

    $user = 'mvlog';
    $pass = '1VLUsqSyIQ4xboEd2tmQvgCjWJJk0F3Q';

    $listId = 3;      // MVLog Readers
    $templateId = 5;  // Your Listmonk template ID

    $ogImageUrl = 'https://bubulescu.org/out-dir/' . rawurlencode($articleId) . '_og.jpg';

    $safeTitle = htmlspecialchars($title, ENT_QUOTES, 'UTF-8');
    $safeExcerpt = nl2br(htmlspecialchars($excerpt, ENT_QUOTES, 'UTF-8'));
    $safeArticleUrl = htmlspecialchars($articleUrl, ENT_QUOTES, 'UTF-8');
    $safeOgImageUrl = htmlspecialchars($ogImageUrl, ENT_QUOTES, 'UTF-8');

$body = '
    <a href="' . $safeArticleUrl . '">
        <img
            src="' . $safeOgImageUrl . '"
            alt="' . $safeTitle . '"
            style="display:block;width:100%;max-width:632px;height:auto;border-radius:18px;border:0;margin:0 auto 24px auto;"
        >
    </a>

    <div style="padding:0 24px 8px 24px;text-align:center;">
        <h2 style="margin:0 0 12px 0;color:#ffffff;font-size:26px;line-height:1.25;">
            ' . $safeTitle . '
        </h2>

        <p style="margin:0;color:#eeeeee;font-size:16px;line-height:1.6;">
            ' . $safeExcerpt . '
        </p>
    </div>

    <p style="text-align:center;margin-top:28px;">
        <a href="' . $safeArticleUrl . '"
           style="display:inline-block;background:#d9822b;color:#111;text-decoration:none;font-weight:bold;padding:13px 22px;border-radius:999px;">
            Read the story
        </a>
    </p>
';

    $payload = [
        'name' => $newsletterTitle,
        'subject' => $title,
        'lists' => [$listId],
        'from_email' => 'MVLog <newsletter@bubulescu.org>',
        'type' => 'regular',
        'content_type' => 'html',
        'body' => $body,
        'template_id' => $templateId,
        'messenger' => 'email',
        'status' => 'draft',
        'headers' => [
            ['Reply-To' => 'mvlog@bubulescu.org']
        ],
    ];

    $decoded = listmonkApiRequest($base, $user, $pass, 'POST', '/api/campaigns', $payload);
    if ($sendImmediately) {
        $campaignId = $decoded['data']['id'] ?? $decoded['id'] ?? null;
        if (!$campaignId) {
            throw new Exception('Listmonk campaign create succeeded but campaign ID was not returned.');
        }
        $sendResponse = listmonkApiRequest($base, $user, $pass, 'PUT', '/api/campaigns/' . rawurlencode((string)$campaignId) . '/status', [
            'status' => 'running',
        ]);
        $decoded['send_response'] = $sendResponse;
    }

    return $decoded;
}