circle-member-app/circle-embed.html at main · Creator-Magic/circle-member-app · GitHub

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<!DOCTYPE html>
<html>
<head>
    <title>Circle Member App Embed</title>
</head>
<body>
    <!--
        IMPORTANT: Update the src URL to match your APP_DOMAIN from .env
        Example: https://your-app.example.com or your deployed app URL
    -->
    <iframe
        id="circle-member-app"
        src="https://your-app.example.com"
        width="100%"
        height="500"
        frameborder="0"
        style="border-radius: 12px; box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);">
    </iframe>

    <script>
    (function() {
        const iframe = document.getElementById('circle-member-app');
        let memberDataSent = false;

        // IMPORTANT: Update this to match your APP_DOMAIN from .env
        const ALLOWED_APP_ORIGIN = 'https://your-app.example.com';

        // Listen for messages from the iframe
        window.addEventListener('message', function(event) {
            // Security: only accept messages from your app domain
            if (event.origin !== ALLOWED_APP_ORIGIN && event.origin !== 'http://localhost:8080') {
                return;
            }

            // Handle request for member data
            if (event.data && event.data.type === 'REQUEST_CIRCLE_MEMBER_DATA') {
                // Try to get Circle member data from various sources
                const memberData = getMemberData();

                if (memberData && memberData.email) {
                    // Send member data to iframe
                    iframe.contentWindow.postMessage({
                        type: 'CIRCLE_MEMBER_DATA',
                        member: memberData
                    }, event.origin);
                    memberDataSent = true;
                }
            }
        });

        // Comprehensive function to get member data from Circle context
        function getMemberData() {
            // Method 1: Circle's official global variable (HIGHEST PRIORITY)
            if (typeof window.circleUser !== 'undefined') {
                if (window.circleUser.email) {
                    return {
                        email: window.circleUser.email,
                        name: window.circleUser.name || null,
                        id: window.circleUser.id || window.circleUser.member_id || null,
                        avatar_url: window.circleUser.avatar_url || window.circleUser.profileImage || null
                    };
                }
            }

            // Method 2: Check for Circle member object (legacy or alternative name)
            if (typeof window.Circle !== 'undefined' && window.Circle.member) {
                return window.Circle.member;
            }

            // Method 3: Check for circleData global
            if (typeof window.circleData !== 'undefined' && window.circleData.member) {
                return window.circleData.member;
            }

            // Method 4: Check template variables (if they were processed)
            const templateEmail = '{{member.email}}';
            const templateId = '{{member.id}}';
            const templateName = '{{member.name}}';

            if (templateEmail && !templateEmail.includes('{{')) {
                return {
                    email: templateEmail,
                    id: templateId !== '{{member.id}}' ? templateId : null,
                    name: templateName !== '{{member.name}}' ? templateName : null
                };
            }

            // Method 5: Enhanced localStorage/sessionStorage checking
            const storageKeys = [
                'circle_member',
                'circleUser',
                'circle-member',
                'member',
                'currentUser',
                'circle_current_member',
                'auth_member'
            ];

            for (const key of storageKeys) {
                try {
                    const localData = localStorage.getItem(key);
                    if (localData) {
                        const parsed = JSON.parse(localData);
                        if (parsed && parsed.email) {
                            return parsed;
                        }
                    }

                    const sessionData = sessionStorage.getItem(key);
                    if (sessionData) {
                        const parsed = JSON.parse(sessionData);
                        if (parsed && parsed.email) {
                            return parsed;
                        }
                    }
                } catch (e) {
                    // Continue to next key
                }
            }

            // Method 6: Check meta tags
            const metaTags = {
                'circle:member:email': document.querySelector('meta[name="circle:member:email"]'),
                'member-email': document.querySelector('meta[name="member-email"]'),
                'user-email': document.querySelector('meta[name="user-email"]')
            };

            for (const [name, tag] of Object.entries(metaTags)) {
                if (tag && tag.content) {
                    return {
                        email: tag.content,
                        id: document.querySelector('meta[name="circle:member:id"]')?.content ||
                            document.querySelector('meta[name="member-id"]')?.content,
                        name: document.querySelector('meta[name="circle:member:name"]')?.content ||
                              document.querySelector('meta[name="member-name"]')?.content
                    };
                }
            }

            // Method 7: Enhanced DOM attribute checking
            const selectors = [
                '[data-member-email]',
                '[data-user-email]',
                '[data-circle-member]',
                '.member-info',
                '.user-info',
                '#current-member',
                '[data-current-user]'
            ];

            for (const selector of selectors) {
                try {
                    const elements = document.querySelectorAll(selector);
                    for (const element of elements) {
                        const email = element.getAttribute('data-member-email') ||
                                    element.getAttribute('data-user-email') ||
                                    element.getAttribute('data-email');

                        if (email && email.includes('@')) {
                            return {
                                email: email,
                                id: element.getAttribute('data-member-id') ||
                                   element.getAttribute('data-user-id'),
                                name: element.getAttribute('data-member-name') ||
                                     element.getAttribute('data-user-name')
                            };
                        }
                    }
                } catch (e) {
                    // Continue to next selector
                }
            }

            // Method 8: Check body and html data attributes
            const bodyAttrs = document.body.dataset;
            const htmlAttrs = document.documentElement.dataset;

            if (bodyAttrs.memberEmail || bodyAttrs.userEmail) {
                return {
                    email: bodyAttrs.memberEmail || bodyAttrs.userEmail,
                    id: bodyAttrs.memberId || bodyAttrs.userId,
                    name: bodyAttrs.memberName || bodyAttrs.userName
                };
            }

            if (htmlAttrs.memberEmail || htmlAttrs.userEmail) {
                return {
                    email: htmlAttrs.memberEmail || htmlAttrs.userEmail,
                    id: htmlAttrs.memberId || htmlAttrs.userId,
                    name: htmlAttrs.memberName || htmlAttrs.userName
                };
            }

            // Method 9: Try to extract from Circle's React/Vue components (if exposed)
            // React DevTools detected but extraction not implemented

            // Method 10: Check for JWT in cookies (client-side accessible ones)
            try {
                const cookies = document.cookie.split(';');
                for (const cookie of cookies) {
                    const [name, value] = cookie.trim().split('=');
                    if (name.includes('token') || name.includes('jwt') || name.includes('auth')) {
                        // Try to decode JWT (only if it's a valid JWT format)
                        if (value && value.split('.').length === 3) {
                            try {
                                const payload = JSON.parse(atob(value.split('.')[1]));
                                if (payload.email || payload.user_email) {
                                    return {
                                        email: payload.email || payload.user_email,
                                        id: payload.id || payload.user_id || payload.sub,
                                        name: payload.name || payload.user_name
                                    };
                                }
                            } catch (e) {
                                // Not a valid JWT or can't decode
                            }
                        }
                    }
                }
            } catch (e) {
                // Could not check cookies
            }

            return null;
        }

        // Function to continuously check for member data
        function checkForMemberData() {
            if (!memberDataSent) {
                const memberData = getMemberData();
                if (memberData && memberData.email) {
                    // Use the iframe's actual origin (from src attribute)
                    const iframeSrc = iframe.src;
                    const iframeOrigin = new URL(iframeSrc).origin;
                    iframe.contentWindow.postMessage({
                        type: 'CIRCLE_MEMBER_DATA',
                        member: memberData
                    }, iframeOrigin);
                    memberDataSent = true;
                }
            }
        }

        // Initialize - try multiple times as Circle might load data asynchronously
        setTimeout(checkForMemberData, 500);   // Try after 500ms
        setTimeout(checkForMemberData, 1000);  // Try after 1 second
        setTimeout(checkForMemberData, 2000);  // Try after 2 seconds
        setTimeout(checkForMemberData, 3000);  // Try after 3 seconds

        // Also check when DOM changes (in case Circle adds member data dynamically)
        if (typeof MutationObserver !== 'undefined') {
            const observer = new MutationObserver(function(mutations) {
                if (!memberDataSent) {
                    checkForMemberData();
                }
            });

            observer.observe(document.body, {
                attributes: true,
                childList: true,
                subtree: true,
                attributeFilter: ['data-member-email', 'data-member-id', 'data-user-email', 'data-user-id']
            });

            // Stop observing after 10 seconds to prevent performance issues
            setTimeout(() => observer.disconnect(), 10000);
        }

        // Circle embed initialized

    })();
    </script>
</body>
</html>