317ef0f2ae
New file stego_routes.py: - register_stego_routes() mounts all encode/decode routes on the Flask app - Async encode with ThreadPoolExecutor + progress polling - Subprocess isolation for crash-safe stegasoo operations - Image + audio encode/decode with full validation - Encode result display with download - Tools API routes (capacity, EXIF, rotate, compress, convert) - About page with crypto documentation Real templates (replacing stubs): - encode.html (889 lines): full form with carrier upload, passphrase, PIN, RSA key, embed mode selection, async progress bar - decode.html (681 lines): decode form with credential inputs - encode_result.html (242 lines): result display with download - about.html (602 lines): security documentation All routes verified working with auth flow. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
890 lines
51 KiB
HTML
890 lines
51 KiB
HTML
{% extends "base.html" %}
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{% block title %}Encode Message - Stegasoo{% endblock %}
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{% block content %}
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<style>
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/* Accordion styling */
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.step-accordion .accordion-button {
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background: rgba(35, 45, 55, 0.8);
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color: #fff;
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padding: 0.75rem 1rem;
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border-left: 3px solid rgba(255, 230, 153, 0.3);
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border-bottom: 1px solid rgba(255, 255, 255, 0.08);
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transition: all 0.3s ease;
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}
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.step-accordion .accordion-button:hover {
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background: rgba(45, 55, 65, 0.9);
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border-left-color: rgba(255, 230, 153, 0.5);
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}
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.step-accordion .accordion-button:not(.collapsed) {
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background: linear-gradient(90deg, rgba(255, 230, 153, 0.12) 0%, rgba(40, 50, 60, 0.85) 40%, rgba(40, 50, 60, 0.85) 100%);
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color: #fff;
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box-shadow: inset 0 1px 0 rgba(255, 230, 153, 0.1);
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border-left: 3px solid #ffe699;
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}
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.step-accordion .accordion-button::after {
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filter: brightness(0) invert(1);
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opacity: 0.5;
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}
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.step-accordion .accordion-button:not(.collapsed)::after {
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opacity: 0.9;
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}
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.step-accordion .accordion-body {
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background: rgba(30, 40, 50, 0.4);
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padding: 1rem;
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}
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.step-accordion .accordion-item {
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border-color: rgba(255,255,255,0.1);
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background: transparent;
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}
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.step-accordion .accordion-item:first-child .accordion-button {
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border-radius: 0;
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}
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.step-accordion .accordion-item:last-child .accordion-button.collapsed {
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border-radius: 0;
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}
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.step-summary {
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font-size: 0.8rem;
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color: rgba(255,255,255,0.5);
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margin-left: auto;
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padding-right: 1rem;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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max-width: 50%;
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}
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.step-summary.has-content {
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color: rgba(99, 179, 237, 0.8);
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}
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.step-title {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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}
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.step-number {
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background: rgba(246, 173, 85, 0.2);
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color: #f6ad55;
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width: 1.5rem;
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height: 1.5rem;
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border-radius: 50%;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 0.75rem;
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font-weight: bold;
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border: 1px solid rgba(246, 173, 85, 0.3);
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}
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.step-number.complete {
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background: rgba(72, 187, 120, 0.2);
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color: #48bb78;
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border-color: rgba(72, 187, 120, 0.3);
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}
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/* Glowing passphrase input */
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.passphrase-input {
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background: rgba(30, 40, 50, 0.8) !important;
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border: 2px solid rgba(99, 179, 237, 0.3) !important;
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color: #63b3ed !important;
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font-family: 'Courier New', monospace;
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font-size: 1.1rem;
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letter-spacing: 0.5px;
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padding: 12px 16px;
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transition: border-color 0.3s ease, box-shadow 0.3s ease;
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}
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.passphrase-input:focus {
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border-color: rgba(99, 179, 237, 0.8) !important;
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box-shadow: 0 0 20px rgba(99, 179, 237, 0.4) !important;
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}
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.passphrase-input::placeholder {
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color: rgba(99, 179, 237, 0.4);
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}
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/* PIN input */
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.pin-input-container .form-control {
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background: rgba(30, 40, 50, 0.8) !important;
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border: 2px solid rgba(246, 173, 85, 0.3) !important;
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color: #f6ad55 !important;
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font-family: 'Courier New', monospace;
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font-size: 1.2rem;
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letter-spacing: 3px;
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text-align: center;
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}
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.pin-input-container .form-control:focus {
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border-color: rgba(246, 173, 85, 0.8) !important;
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box-shadow: 0 0 20px rgba(246, 173, 85, 0.4) !important;
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}
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/* QR Crop Animation - uses .qr-scan-container from style.css */
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</style>
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<div class="row justify-content-center">
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<div class="col-lg-8">
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<div class="card">
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<div class="card-header">
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<h5 class="mb-0"><i class="bi bi-lock-fill me-2"></i>Encode Secret Message or File</h5>
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</div>
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<div class="card-body p-0">
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<form method="POST" enctype="multipart/form-data" id="encodeForm">
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<div class="accordion step-accordion" id="encodeAccordion">
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<!-- ================================================================
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STEP 1: CARRIER & MODE
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================================================================ -->
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<div class="accordion-item">
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<h2 class="accordion-header">
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<button class="accordion-button" type="button" data-bs-toggle="collapse" data-bs-target="#stepImages">
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<span class="step-title">
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<span class="step-number" id="stepImagesNumber">1</span>
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<i class="bi bi-images me-1"></i> Carrier & Mode
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</span>
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<span class="step-summary" id="stepImagesSummary">Select reference & carrier</span>
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</button>
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</h2>
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<div id="stepImages" class="accordion-collapse collapse show" data-bs-parent="#encodeAccordion">
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<div class="accordion-body">
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<input type="hidden" name="carrier_type" id="carrierTypeInput" value="image">
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<div class="row">
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<div class="col-md-6 mb-3">
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<label class="form-label">
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<i class="bi bi-image me-1"></i> Reference Photo
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</label>
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<div class="drop-zone scan-container" id="refDropZone">
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<input type="file" name="reference_photo" accept="image/*" required id="refPhotoInput">
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<div class="drop-zone-label">
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<i class="bi bi-cloud-arrow-up fs-3 d-block mb-2 text-muted"></i>
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<span class="text-muted">Drop image or click</span>
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</div>
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<img class="drop-zone-preview d-none" id="refPreview">
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<div class="scan-overlay"><div class="scan-grid"></div><div class="scan-line"></div></div>
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<div class="scan-corners">
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<div class="scan-corner tl"></div><div class="scan-corner tr"></div>
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<div class="scan-corner bl"></div><div class="scan-corner br"></div>
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</div>
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<div class="scan-data-panel">
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<div class="scan-data-filename"><i class="bi bi-check-circle-fill"></i><span id="refFileName">image.jpg</span></div>
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<div class="scan-data-row"><span class="scan-status-badge">Hash Acquired</span><span class="scan-data-value" id="refFileSize">--</span></div>
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</div>
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</div>
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<div class="form-text">Secret photo both parties have</div>
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</div>
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<div class="col-md-6 mb-3">
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<label class="form-label">
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<i class="bi bi-file-earmark me-1"></i> Carrier File
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</label>
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<div id="imageCarrierSection">
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<div class="drop-zone pixel-container" id="carrierDropZone">
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<input type="file" name="carrier" accept="image/*" required id="carrierInput">
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<div class="drop-zone-label">
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<i class="bi bi-cloud-arrow-up fs-3 d-block mb-2 text-muted"></i>
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<span class="text-muted">Drop image or click</span>
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</div>
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<img class="drop-zone-preview d-none" id="carrierPreview">
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<div class="pixel-blocks"></div>
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<div class="pixel-scan-line"></div>
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<div class="pixel-corners">
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<div class="pixel-corner tl"></div><div class="pixel-corner tr"></div>
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<div class="pixel-corner bl"></div><div class="pixel-corner br"></div>
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</div>
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<div class="pixel-data-panel">
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<div class="pixel-data-filename"><i class="bi bi-check-circle-fill"></i><span id="carrierFileName">image.jpg</span></div>
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<div class="pixel-data-row"><span class="pixel-status-badge">Carrier Loaded</span><span class="pixel-data-value" id="carrierFileSize">--</span></div>
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<div class="pixel-dimensions" id="carrierDims">-- x -- px</div>
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</div>
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</div>
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<div class="form-text" id="imageCarrierHint">Image to hide your message in</div>
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</div>
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<!-- Audio Carrier (hidden by default, shown when audio type selected) -->
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<div class="d-none" id="audioCarrierSection">
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<div class="drop-zone pixel-container" id="audioCarrierDropZone">
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<input type="file" name="audio_carrier" accept="audio/*" id="audioCarrierInput">
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<div class="drop-zone-label">
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<i class="bi bi-music-note-beamed fs-3 d-block mb-2 text-muted"></i>
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<span class="text-muted">Drop audio or click</span>
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</div>
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<div class="pixel-data-panel">
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<div class="pixel-data-filename"><i class="bi bi-check-circle-fill"></i><span id="audioCarrierFileName">audio.wav</span></div>
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<div class="pixel-data-row"><span class="pixel-status-badge">Audio Loaded</span><span class="pixel-data-value" id="audioCarrierFileSize">--</span></div>
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<div class="pixel-dimensions" id="audioCarrierDuration">--:-- duration</div>
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</div>
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</div>
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<div class="form-text" id="audioCarrierHint">Audio file to hide your message in</div>
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</div>
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</div>
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</div>
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<!-- Capacity Info -->
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<div class="alert alert-info small d-none mb-3" id="capacityPanel">
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<div class="d-flex justify-content-between align-items-center">
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<span><i class="bi bi-rulers me-1"></i><span id="carrierDimensions">-</span></span>
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<span>
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<span class="badge bg-warning text-dark me-1" id="dctCapacityBadge">DCT: -</span>
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<span class="badge bg-primary" id="lsbCapacityBadge">LSB: -</span>
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</span>
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</div>
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</div>
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<!-- Audio Capacity Info (v4.3.0) -->
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<div class="alert alert-info small d-none mb-3" id="audioCapacityPanel">
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<div class="d-flex justify-content-between align-items-center">
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<span><i class="bi bi-music-note-beamed me-1"></i><span id="audioInfo">-</span></span>
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<span>
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<span class="badge bg-primary me-1" id="lsbAudioCapacityBadge">LSB: -</span>
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<span class="badge bg-warning text-dark" id="spreadCapacityBadge">Spread: -</span>
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</span>
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</div>
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</div>
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<!-- Mode & Carrier Type toggles (aligned row) -->
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<div class="row">
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<div class="col-md-6">
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<div id="imageModeGroup">
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<div class="d-flex gap-2 align-items-center flex-wrap mb-2">
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<div class="btn-group btn-group-sm" role="group">
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<input type="radio" class="btn-check" name="embed_mode" id="modeDct" value="dct" {% if has_dct %}checked{% endif %} {% if not has_dct %}disabled{% endif %}>
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<label class="btn btn-outline-secondary btn-sm text-nowrap" for="modeDct" id="dctModeLabel"><i class="bi bi-soundwave me-1"></i>DCT</label>
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<input type="radio" class="btn-check" name="embed_mode" id="modeLsb" value="lsb" {% if not has_dct %}checked{% endif %}>
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<label class="btn btn-outline-secondary btn-sm text-nowrap" for="modeLsb"><i class="bi bi-grid-3x3-gap me-1"></i>LSB</label>
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</div>
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<span class="text-muted d-none d-sm-inline">|</span>
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<span class="d-flex gap-2 align-items-center" id="outputOptions">
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<div class="btn-group btn-group-sm" role="group">
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<input type="radio" class="btn-check" name="dct_color_mode" id="colorMode" value="color" checked>
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<label class="btn btn-outline-secondary btn-sm" for="colorMode">Color</label>
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<input type="radio" class="btn-check" name="dct_color_mode" id="grayMode" value="grayscale">
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<label class="btn btn-outline-secondary btn-sm" for="grayMode" id="grayModeLabel">Gray</label>
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</div>
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<div class="btn-group btn-group-sm" role="group">
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<input type="radio" class="btn-check" name="dct_output_format" id="jpegFormat" value="jpeg" checked>
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<label class="btn btn-outline-secondary btn-sm" for="jpegFormat" id="jpegFormatLabel">JPEG</label>
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<input type="radio" class="btn-check" name="dct_output_format" id="pngFormat" value="png">
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<label class="btn btn-outline-secondary btn-sm" for="pngFormat">PNG</label>
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</div>
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</span>
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</div>
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</div>
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<!-- Audio Modes (hidden by default) -->
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<div class="d-none" id="audioModeGroup">
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<div class="btn-group btn-group-sm mb-2" role="group">
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<input type="radio" class="btn-check" name="embed_mode" id="modeAudioLsb" value="audio_lsb">
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<label class="btn btn-outline-secondary btn-sm text-nowrap" for="modeAudioLsb"><i class="bi bi-grid-3x3-gap me-1"></i>LSB</label>
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<input type="radio" class="btn-check" name="embed_mode" id="modeAudioSpread" value="audio_spread">
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<label class="btn btn-outline-secondary btn-sm text-nowrap" for="modeAudioSpread"><i class="bi bi-broadcast me-1"></i>Spread</label>
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</div>
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</div>
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<div class="form-text" id="modeHint">
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<i class="bi bi-{% if has_dct %}phone{% else %}hdd{% endif %} me-1"></i>{% if has_dct %}Survives social media compression{% else %}Higher capacity for direct transfers{% endif %}
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</div>
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</div>
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<div class="col-md-6">
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<div class="d-flex align-items-center gap-2">
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<div class="btn-group btn-group-sm" role="group">
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<input type="radio" class="btn-check" name="carrier_type_select" id="typeImage" value="image" checked>
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<label class="btn btn-outline-secondary btn-sm text-nowrap" for="typeImage"><i class="bi bi-image me-1"></i>Image</label>
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<input type="radio" class="btn-check" name="carrier_type_select" id="typeAudio" value="audio" {% if not has_audio %}disabled{% endif %}>
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<label class="btn btn-outline-secondary btn-sm text-nowrap {% if not has_audio %}disabled text-muted{% endif %}" for="typeAudio"><i class="bi bi-music-note-beamed me-1"></i>Audio</label>
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</div>
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{% if not has_audio %}
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<span class="form-text text-warning mb-0" style="font-size: 0.7rem;"><i class="bi bi-exclamation-triangle me-1"></i>Requires numpy + soundfile</span>
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{% endif %}
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<!-- ================================================================
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STEP 2: PAYLOAD
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================================================================ -->
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<div class="accordion-item">
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<h2 class="accordion-header">
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<button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#stepPayload">
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<span class="step-title">
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<span class="step-number" id="stepPayloadNumber">2</span>
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<i class="bi bi-box me-1"></i> Payload
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</span>
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<span class="step-summary" id="stepPayloadSummary">Message or file to hide</span>
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</button>
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</h2>
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<div id="stepPayload" class="accordion-collapse collapse" data-bs-parent="#encodeAccordion">
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<div class="accordion-body">
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<!-- Payload Type Toggle -->
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<div class="btn-group w-100 mb-3" role="group">
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<input type="radio" class="btn-check" name="payload_type" id="payloadText" value="text" checked>
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<label class="btn btn-outline-primary" for="payloadText">
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<i class="bi bi-chat-left-text me-1"></i> Text Message
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</label>
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<input type="radio" class="btn-check" name="payload_type" id="payloadFile" value="file">
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<label class="btn btn-outline-primary" for="payloadFile">
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<i class="bi bi-file-earmark me-1"></i> File
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</label>
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</div>
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<!-- Text Message -->
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<div id="textPayloadSection">
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<textarea name="message" class="form-control" rows="4" id="messageInput"
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placeholder="Enter your secret message here..."></textarea>
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<div class="d-flex justify-content-between form-text">
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<span><span id="charCount">0</span> chars</span>
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<span id="charPercent" class="text-muted">0%</span>
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</div>
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</div>
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<!-- File Upload -->
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<div class="d-none" id="filePayloadSection">
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<div class="drop-zone" id="payloadDropZone">
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<input type="file" name="payload_file" id="payloadFileInput">
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<div class="drop-zone-label" id="payloadDropLabel">
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<i class="bi bi-cloud-arrow-up fs-3 d-block mb-2 text-muted"></i>
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<span class="text-muted">Drop file or click (max {{ max_payload_kb }} KB)</span>
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</div>
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</div>
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<div id="fileInfo" class="d-none mt-2 p-2 bg-dark rounded small">
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<i class="bi bi-file-earmark-check text-success me-2"></i>
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<span id="fileInfoName"></span>
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<span class="text-muted">(<span id="fileInfoSize"></span>)</span>
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</div>
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</div>
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</div>
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</div>
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</div>
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|
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<!-- ================================================================
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|
STEP 3: SECURITY
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================================================================ -->
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<div class="accordion-item">
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<h2 class="accordion-header">
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<button class="accordion-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#stepSecurity">
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<span class="step-title">
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<span class="step-number" id="stepSecurityNumber">3</span>
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<i class="bi bi-shield-lock me-1"></i> Security
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</span>
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<span class="step-summary" id="stepSecuritySummary">Passphrase & keys</span>
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</button>
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</h2>
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<div id="stepSecurity" class="accordion-collapse collapse" data-bs-parent="#encodeAccordion">
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<div class="accordion-body">
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<!-- Passphrase -->
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<div class="mb-3">
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<label class="form-label"><i class="bi bi-chat-quote me-1"></i> Passphrase</label>
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<input type="text" name="passphrase" class="form-control passphrase-input"
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placeholder="e.g., apple forest thunder mountain" required id="passphraseInput">
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<div class="form-text">Your passphrase for this message</div>
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</div>
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<hr class="my-3 opacity-25">
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<div class="small text-muted mb-2">Provide at least one: PIN or RSA Key</div>
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<div class="row">
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<!-- PIN -->
|
|
<div class="col-md-6 mb-2">
|
|
<div class="security-box h-100">
|
|
<label class="form-label"><i class="bi bi-123 me-1"></i> PIN</label>
|
|
<div class="input-group pin-input-container">
|
|
<input type="password" name="pin" class="form-control" id="pinInput" placeholder="••••••" maxlength="9">
|
|
<button class="btn btn-outline-secondary" type="button" data-toggle-password="pinInput">
|
|
<i class="bi bi-eye"></i>
|
|
</button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- Channel -->
|
|
<div class="col-md-6 mb-2">
|
|
<div class="security-box h-100">
|
|
<label class="form-label"><i class="bi bi-broadcast me-1"></i> Channel</label>
|
|
<select class="form-select form-select-sm" name="channel_key" id="channelSelect">
|
|
<option value="auto" selected>Auto{% if channel_configured %} (Server){% endif %}</option>
|
|
<option value="none">Public</option>
|
|
{% if saved_channel_keys %}
|
|
<optgroup label="Saved Keys">
|
|
{% for key in saved_channel_keys %}
|
|
<option value="{{ key.channel_key }}">{{ key.name }}</option>
|
|
{% endfor %}
|
|
</optgroup>
|
|
{% endif %}
|
|
<option value="custom">Custom...</option>
|
|
</select>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- Custom Channel Key -->
|
|
<div class="mb-3 d-none" id="channelCustomInput">
|
|
<div class="security-box">
|
|
<label class="form-label"><i class="bi bi-key me-1"></i> Custom Channel Key</label>
|
|
<div class="input-group">
|
|
<input type="text" name="channel_key_custom" class="form-control form-control-sm font-monospace"
|
|
placeholder="XXXX-XXXX-XXXX-XXXX-XXXX-XXXX-XXXX-XXXX" id="channelKeyInput">
|
|
<button class="btn btn-outline-secondary btn-sm" type="button" id="channelKeyScan" title="Scan QR"><i class="bi bi-camera"></i></button>
|
|
<button class="btn btn-outline-secondary btn-sm" type="button" id="channelKeyGenerate" title="Generate"><i class="bi bi-shuffle"></i></button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- RSA Key -->
|
|
<div class="mb-3">
|
|
<div class="security-box">
|
|
<label class="form-label"><i class="bi bi-file-earmark-lock me-1"></i> RSA Key <span class="text-muted">(optional)</span></label>
|
|
<div class="btn-group w-100 mb-2" role="group">
|
|
<input type="radio" class="btn-check" name="rsa_input_method" id="rsaMethodFile" value="file" checked>
|
|
<label class="btn btn-outline-secondary btn-sm" for="rsaMethodFile"><i class="bi bi-file-earmark me-1"></i>.pem</label>
|
|
<input type="radio" class="btn-check" name="rsa_input_method" id="rsaMethodQr" value="qr">
|
|
<label class="btn btn-outline-secondary btn-sm" for="rsaMethodQr"><i class="bi bi-qr-code me-1"></i>QR</label>
|
|
</div>
|
|
<div id="rsaFileSection">
|
|
<input type="file" name="rsa_key" class="form-control form-control-sm" accept=".pem">
|
|
</div>
|
|
<div id="rsaQrSection" class="d-none d-flex flex-column">
|
|
<input type="hidden" name="rsa_key_pem" id="rsaKeyPem">
|
|
<div class="drop-zone p-2 w-100" id="qrDropZone">
|
|
<input type="file" name="rsa_key_qr" accept="image/*" id="rsaQrInput">
|
|
<div class="drop-zone-label text-center">
|
|
<i class="bi bi-qr-code-scan fs-5 d-block text-muted mb-1"></i>
|
|
<span class="text-muted small">Drop QR image</span>
|
|
</div>
|
|
<div class="qr-scan-container d-none" id="qrCropContainer">
|
|
<img class="qr-original" id="qrOriginal" alt="Original">
|
|
<img class="qr-cropped" id="qrCropped" alt="Cropped">
|
|
</div>
|
|
</div>
|
|
<button type="button" class="btn btn-outline-secondary btn-sm w-100 mt-2" id="rsaQrWebcam">
|
|
<i class="bi bi-camera me-1"></i>Scan with Camera
|
|
</button>
|
|
</div>
|
|
<div class="input-group input-group-sm mt-2">
|
|
<input type="password" name="rsa_password" class="form-control" id="rsaPasswordInput" placeholder="Key password (if encrypted)">
|
|
<button class="btn btn-outline-secondary" type="button" data-toggle-password="rsaPasswordInput"><i class="bi bi-eye"></i></button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
</div>
|
|
|
|
<!-- Submit Button -->
|
|
<div class="p-3">
|
|
<button type="submit" class="btn btn-primary btn-lg w-100" id="encodeBtn">
|
|
<i class="bi bi-lock me-2"></i>Encode
|
|
</button>
|
|
</div>
|
|
|
|
</form>
|
|
</div>
|
|
</div>
|
|
|
|
<!-- Footer info -->
|
|
<div class="row text-center text-muted small mt-3">
|
|
<div class="col-4">
|
|
<i class="bi bi-shield-check fs-5 d-block mb-1 text-success"></i>
|
|
AES-256-GCM
|
|
</div>
|
|
<div class="col-4">
|
|
<i class="bi bi-shuffle fs-5 d-block mb-1 text-info"></i>
|
|
Random Pixels
|
|
</div>
|
|
<div class="col-4">
|
|
<i class="bi bi-eye-slash fs-5 d-block mb-1 text-warning"></i>
|
|
Covertly Embedded
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
{% endblock %}
|
|
|
|
{% block scripts %}
|
|
<script src="{{ url_for('static', filename='js/soosef.js') }}"></script>
|
|
<script>
|
|
// ============================================================================
|
|
// MODE HINT - Dynamic text based on selected embedding mode
|
|
// ============================================================================
|
|
const modeHints = {
|
|
dct: { icon: 'phone', text: 'Survives social media compression' },
|
|
lsb: { icon: 'hdd', text: 'Higher capacity, outputs Color PNG' },
|
|
audio_lsb: { icon: 'soundwave', text: 'Highest capacity, lossless carriers only (WAV/FLAC)' },
|
|
audio_spread: { icon: 'broadcast', text: 'Lower capacity, survives lossy conversion (MP3/AAC)' }
|
|
};
|
|
|
|
document.querySelectorAll('input[name="embed_mode"]').forEach(radio => {
|
|
radio.addEventListener('change', function() {
|
|
const hint = document.getElementById('modeHint');
|
|
const data = modeHints[this.value];
|
|
if (hint && data) {
|
|
hint.innerHTML = `<i class="bi bi-${data.icon} me-1"></i>${data.text}`;
|
|
}
|
|
});
|
|
});
|
|
|
|
// ============================================================================
|
|
// CARRIER TYPE TOGGLE (v4.3.0)
|
|
// ============================================================================
|
|
|
|
const carrierTypeRadios = document.querySelectorAll('input[name="carrier_type_select"]');
|
|
const carrierTypeInput = document.getElementById('carrierTypeInput');
|
|
const imageCarrierSection = document.getElementById('imageCarrierSection');
|
|
const audioCarrierSection = document.getElementById('audioCarrierSection');
|
|
const imageModeGroup = document.getElementById('imageModeGroup');
|
|
const audioModeGroup = document.getElementById('audioModeGroup');
|
|
const capacityPanel = document.getElementById('capacityPanel');
|
|
const audioCapacityPanel = document.getElementById('audioCapacityPanel');
|
|
|
|
carrierTypeRadios.forEach(radio => {
|
|
radio.addEventListener('change', function() {
|
|
const isAudio = this.value === 'audio';
|
|
carrierTypeInput.value = this.value;
|
|
|
|
// Toggle carrier sections
|
|
if (imageCarrierSection) imageCarrierSection.classList.toggle('d-none', isAudio);
|
|
if (audioCarrierSection) audioCarrierSection.classList.toggle('d-none', !isAudio);
|
|
|
|
// Toggle required attribute so hidden inputs don't block form submission
|
|
const imgCarrier = document.getElementById('carrierInput');
|
|
const audCarrier = document.getElementById('audioCarrierInput');
|
|
if (imgCarrier) { if (isAudio) imgCarrier.removeAttribute('required'); else imgCarrier.setAttribute('required', ''); }
|
|
if (audCarrier) { if (isAudio) audCarrier.setAttribute('required', ''); else audCarrier.removeAttribute('required'); }
|
|
|
|
// Toggle mode groups
|
|
if (imageModeGroup) imageModeGroup.classList.toggle('d-none', isAudio);
|
|
if (audioModeGroup) audioModeGroup.classList.toggle('d-none', !isAudio);
|
|
|
|
// Toggle capacity panels
|
|
if (capacityPanel) capacityPanel.classList.add('d-none');
|
|
if (audioCapacityPanel) audioCapacityPanel.classList.add('d-none');
|
|
|
|
// Select default mode for the active type and update hint
|
|
if (isAudio) {
|
|
const audioLsb = document.getElementById('modeAudioLsb');
|
|
if (audioLsb) { audioLsb.checked = true; audioLsb.dispatchEvent(new Event('change')); }
|
|
} else {
|
|
// Reset to DCT if available, else LSB
|
|
const dctRadio = document.getElementById('modeDct');
|
|
const lsbRadio = document.getElementById('modeLsb');
|
|
if (dctRadio && !dctRadio.disabled) {
|
|
dctRadio.checked = true; dctRadio.dispatchEvent(new Event('change'));
|
|
} else if (lsbRadio) {
|
|
lsbRadio.checked = true; lsbRadio.dispatchEvent(new Event('change'));
|
|
}
|
|
}
|
|
|
|
// Clear carrier file selections
|
|
const carrierInput = document.getElementById('carrierInput');
|
|
const audioCarrierInput = document.getElementById('audioCarrierInput');
|
|
if (carrierInput) carrierInput.value = '';
|
|
if (audioCarrierInput) audioCarrierInput.value = '';
|
|
|
|
// Reset previews
|
|
document.getElementById('carrierPreview')?.classList.add('d-none');
|
|
|
|
// Update step title
|
|
const stepImagesTitle = document.querySelector('#stepImages')?.closest('.accordion-item')?.querySelector('.accordion-button .step-title');
|
|
if (stepImagesTitle) {
|
|
const icon = stepImagesTitle.querySelector('i:not(.step-number i)');
|
|
const textNode = stepImagesTitle.childNodes[stepImagesTitle.childNodes.length - 1];
|
|
if (icon) {
|
|
icon.className = isAudio ? 'bi bi-music-note-beamed me-1' : 'bi bi-images me-1';
|
|
}
|
|
}
|
|
|
|
updateImagesSummary();
|
|
});
|
|
});
|
|
|
|
// Audio carrier file change handler
|
|
const audioCarrierInput = document.getElementById('audioCarrierInput');
|
|
audioCarrierInput?.addEventListener('change', function() {
|
|
if (this.files && this.files[0]) {
|
|
const file = this.files[0];
|
|
document.getElementById('audioCarrierFileName').textContent = file.name;
|
|
document.getElementById('audioCarrierFileSize').textContent = (file.size / 1024).toFixed(1) + ' KB';
|
|
|
|
// Fetch audio capacity
|
|
const formData = new FormData();
|
|
formData.append('carrier', file);
|
|
fetch('/api/audio-capacity', { method: 'POST', body: formData })
|
|
.then(r => r.json())
|
|
.then(data => {
|
|
if (data.error) return;
|
|
const info = `${data.format || 'Audio'} · ${data.sample_rate}Hz · ${data.channels}ch · ${data.duration}s`;
|
|
document.getElementById('audioInfo').textContent = info;
|
|
document.getElementById('lsbAudioCapacityBadge').textContent = `LSB: ${(data.lsb_capacity / 1024).toFixed(1)} KB`;
|
|
document.getElementById('spreadCapacityBadge').textContent = `Spread: ${(data.spread_capacity / 1024).toFixed(1)} KB`;
|
|
document.getElementById('audioCapacityPanel')?.classList.remove('d-none');
|
|
if (data.duration) {
|
|
document.getElementById('audioCarrierDuration').textContent = data.duration + 's duration';
|
|
}
|
|
}).catch(() => {});
|
|
|
|
// Trigger the drop zone animation
|
|
const dropZone = document.getElementById('audioCarrierDropZone');
|
|
if (dropZone) {
|
|
dropZone.classList.add('has-file');
|
|
}
|
|
|
|
updateImagesSummary();
|
|
}
|
|
});
|
|
|
|
// ============================================================================
|
|
// ACCORDION SUMMARY UPDATES
|
|
// ============================================================================
|
|
|
|
function updateImagesSummary() {
|
|
const ref = document.getElementById('refPhotoInput')?.files[0];
|
|
const isAudio = carrierTypeInput?.value === 'audio';
|
|
const carrier = isAudio
|
|
? document.getElementById('audioCarrierInput')?.files[0]
|
|
: document.getElementById('carrierInput')?.files[0];
|
|
const mode = document.querySelector('input[name="embed_mode"]:checked')?.value?.toUpperCase() || 'LSB';
|
|
const summary = document.getElementById('stepImagesSummary');
|
|
const stepNum = document.getElementById('stepImagesNumber');
|
|
|
|
if (ref && carrier) {
|
|
const refName = ref.name.length > 12 ? ref.name.slice(0, 10) + '..' : ref.name;
|
|
const carName = carrier.name.length > 12 ? carrier.name.slice(0, 10) + '..' : carrier.name;
|
|
summary.textContent = `${refName} + ${carName}, ${mode}`;
|
|
summary.classList.add('has-content');
|
|
stepNum.classList.add('complete');
|
|
stepNum.innerHTML = '<i class="bi bi-check"></i>';
|
|
} else if (ref || carrier) {
|
|
summary.textContent = ref ? ref.name.slice(0, 15) : carrier.name.slice(0, 15);
|
|
summary.classList.remove('has-content');
|
|
stepNum.classList.remove('complete');
|
|
stepNum.textContent = '1';
|
|
} else {
|
|
summary.textContent = isAudio ? 'Select reference & audio' : 'Select reference & carrier';
|
|
summary.classList.remove('has-content');
|
|
stepNum.classList.remove('complete');
|
|
stepNum.textContent = '1';
|
|
}
|
|
}
|
|
|
|
function updatePayloadSummary() {
|
|
const isText = document.getElementById('payloadText')?.checked;
|
|
const message = document.getElementById('messageInput')?.value || '';
|
|
const file = document.getElementById('payloadFileInput')?.files[0];
|
|
const summary = document.getElementById('stepPayloadSummary');
|
|
const stepNum = document.getElementById('stepPayloadNumber');
|
|
|
|
if (isText && message.trim()) {
|
|
const preview = message.trim().slice(0, 25) + (message.length > 25 ? '...' : '');
|
|
summary.textContent = `"${preview}"`;
|
|
summary.classList.add('has-content');
|
|
stepNum.classList.add('complete');
|
|
stepNum.innerHTML = '<i class="bi bi-check"></i>';
|
|
} else if (!isText && file) {
|
|
summary.textContent = file.name.slice(0, 20);
|
|
summary.classList.add('has-content');
|
|
stepNum.classList.add('complete');
|
|
stepNum.innerHTML = '<i class="bi bi-check"></i>';
|
|
} else {
|
|
summary.textContent = 'Message or file to hide';
|
|
summary.classList.remove('has-content');
|
|
stepNum.classList.remove('complete');
|
|
stepNum.textContent = '2';
|
|
}
|
|
}
|
|
|
|
function updateSecuritySummary() {
|
|
const passphrase = document.getElementById('passphraseInput')?.value || '';
|
|
const pin = document.getElementById('pinInput')?.value || '';
|
|
const rsaFile = document.querySelector('input[name="rsa_key"]')?.files[0];
|
|
const rsaPem = document.getElementById('rsaKeyPem')?.value || '';
|
|
const summary = document.getElementById('stepSecuritySummary');
|
|
const stepNum = document.getElementById('stepSecurityNumber');
|
|
|
|
const parts = [];
|
|
if (passphrase.trim()) parts.push('passphrase');
|
|
if (pin) parts.push('PIN');
|
|
if (rsaFile || rsaPem) parts.push('RSA');
|
|
|
|
if (parts.length > 0) {
|
|
summary.textContent = parts.join(' + ');
|
|
summary.classList.add('has-content');
|
|
if (passphrase.trim() && (pin || rsaFile || rsaPem)) {
|
|
stepNum.classList.add('complete');
|
|
stepNum.innerHTML = '<i class="bi bi-check"></i>';
|
|
}
|
|
} else {
|
|
summary.textContent = 'Passphrase & keys';
|
|
summary.classList.remove('has-content');
|
|
stepNum.classList.remove('complete');
|
|
stepNum.textContent = '3';
|
|
}
|
|
}
|
|
|
|
// Attach listeners
|
|
document.getElementById('refPhotoInput')?.addEventListener('change', updateImagesSummary);
|
|
document.getElementById('carrierInput')?.addEventListener('change', updateImagesSummary);
|
|
document.getElementById('audioCarrierInput')?.addEventListener('change', updateImagesSummary);
|
|
document.querySelectorAll('input[name="embed_mode"]').forEach(r => r.addEventListener('change', updateImagesSummary));
|
|
document.querySelectorAll('#audioModeGroup input[name="embed_mode"]').forEach(r => r.addEventListener('change', updateImagesSummary));
|
|
|
|
document.getElementById('messageInput')?.addEventListener('input', updatePayloadSummary);
|
|
document.getElementById('payloadFileInput')?.addEventListener('change', updatePayloadSummary);
|
|
document.querySelectorAll('input[name="payload_type"]').forEach(r => r.addEventListener('change', updatePayloadSummary));
|
|
|
|
document.getElementById('passphraseInput')?.addEventListener('input', updateSecuritySummary);
|
|
document.getElementById('pinInput')?.addEventListener('input', updateSecuritySummary);
|
|
document.querySelector('input[name="rsa_key"]')?.addEventListener('change', updateSecuritySummary);
|
|
|
|
// ============================================================================
|
|
// PAYLOAD TYPE SWITCHING
|
|
// ============================================================================
|
|
|
|
const payloadTextRadio = document.getElementById('payloadText');
|
|
const payloadFileRadio = document.getElementById('payloadFile');
|
|
const textSection = document.getElementById('textPayloadSection');
|
|
const fileSection = document.getElementById('filePayloadSection');
|
|
const messageInput = document.getElementById('messageInput');
|
|
const payloadFileInput = document.getElementById('payloadFileInput');
|
|
|
|
function updatePayloadSection() {
|
|
const isText = payloadTextRadio.checked;
|
|
textSection.classList.toggle('d-none', !isText);
|
|
fileSection.classList.toggle('d-none', isText);
|
|
if (isText) {
|
|
messageInput.setAttribute('required', '');
|
|
payloadFileInput.removeAttribute('required');
|
|
} else {
|
|
messageInput.removeAttribute('required');
|
|
payloadFileInput.setAttribute('required', '');
|
|
}
|
|
updatePayloadSummary();
|
|
}
|
|
|
|
payloadTextRadio?.addEventListener('change', updatePayloadSection);
|
|
payloadFileRadio?.addEventListener('change', updatePayloadSection);
|
|
|
|
// ============================================================================
|
|
// FILE INFO DISPLAY
|
|
// ============================================================================
|
|
|
|
payloadFileInput?.addEventListener('change', function() {
|
|
const fileInfo = document.getElementById('fileInfo');
|
|
const fileInfoName = document.getElementById('fileInfoName');
|
|
const fileInfoSize = document.getElementById('fileInfoSize');
|
|
if (this.files && this.files[0]) {
|
|
const file = this.files[0];
|
|
fileInfo?.classList.remove('d-none');
|
|
if (fileInfoName) fileInfoName.textContent = file.name;
|
|
if (fileInfoSize) fileInfoSize.textContent = (file.size / 1024).toFixed(1) + ' KB';
|
|
const label = document.getElementById('payloadDropLabel');
|
|
if (label) label.innerHTML = `<i class="bi bi-check-circle text-success me-1"></i>${file.name}`;
|
|
} else {
|
|
fileInfo?.classList.add('d-none');
|
|
}
|
|
});
|
|
|
|
// ============================================================================
|
|
// CHARACTER COUNTER
|
|
// ============================================================================
|
|
|
|
messageInput?.addEventListener('input', function() {
|
|
const count = this.value.length;
|
|
document.getElementById('charCount').textContent = count.toLocaleString();
|
|
document.getElementById('charPercent').textContent = Math.round((count / 250000) * 100) + '%';
|
|
});
|
|
|
|
// ============================================================================
|
|
// CAPACITY FETCH
|
|
// ============================================================================
|
|
|
|
const carrierInput = document.getElementById('carrierInput');
|
|
carrierInput?.addEventListener('change', function() {
|
|
if (this.files && this.files[0]) {
|
|
const formData = new FormData();
|
|
formData.append('carrier', this.files[0]);
|
|
fetch('/api/compare-capacity', { method: 'POST', body: formData })
|
|
.then(r => r.json())
|
|
.then(data => {
|
|
if (data.error) return;
|
|
document.getElementById('carrierDimensions').textContent = `${data.width} x ${data.height}`;
|
|
document.getElementById('lsbCapacityBadge').textContent = `LSB: ${data.lsb.capacity_kb} KB`;
|
|
document.getElementById('dctCapacityBadge').textContent = `DCT: ${data.dct.capacity_kb} KB`;
|
|
document.getElementById('capacityPanel')?.classList.remove('d-none');
|
|
}).catch(() => {});
|
|
}
|
|
});
|
|
|
|
// ============================================================================
|
|
// MODE SWITCHING
|
|
// ============================================================================
|
|
|
|
const modeRadios = document.querySelectorAll('input[name="embed_mode"]');
|
|
const dctModeLabel = document.getElementById('dctModeLabel');
|
|
const grayModeInput = document.getElementById('grayMode');
|
|
const grayModeLabel = document.getElementById('grayModeLabel');
|
|
const jpegFormatInput = document.getElementById('jpegFormat');
|
|
const jpegFormatLabel = document.getElementById('jpegFormatLabel');
|
|
const colorModeInput = document.getElementById('colorMode');
|
|
const pngFormatInput = document.getElementById('pngFormat');
|
|
|
|
// Apply disabled styling to DCT if not available
|
|
if (document.getElementById('modeDct')?.disabled) {
|
|
dctModeLabel?.classList.add('disabled', 'text-muted');
|
|
}
|
|
|
|
function updateOutputOptions(mode) {
|
|
const isLsb = mode === 'lsb';
|
|
if (isLsb) {
|
|
// LSB only supports Color + PNG
|
|
colorModeInput.checked = true;
|
|
pngFormatInput.checked = true;
|
|
grayModeInput.disabled = true;
|
|
jpegFormatInput.disabled = true;
|
|
grayModeLabel?.classList.add('disabled', 'text-muted');
|
|
jpegFormatLabel?.classList.add('disabled', 'text-muted');
|
|
} else {
|
|
// DCT: reset to defaults (Color + JPEG) and enable all
|
|
colorModeInput.checked = true;
|
|
jpegFormatInput.checked = true;
|
|
grayModeInput.disabled = false;
|
|
jpegFormatInput.disabled = false;
|
|
grayModeLabel?.classList.remove('disabled', 'text-muted');
|
|
jpegFormatLabel?.classList.remove('disabled', 'text-muted');
|
|
}
|
|
}
|
|
|
|
modeRadios.forEach(radio => {
|
|
radio.addEventListener('change', () => updateOutputOptions(radio.value));
|
|
});
|
|
|
|
// Initialize output options based on initial mode
|
|
const initialMode = document.querySelector('input[name="embed_mode"]:checked')?.value || 'lsb';
|
|
updateOutputOptions(initialMode);
|
|
|
|
// ============================================================================
|
|
// DUPLICATE FILE CHECK
|
|
// ============================================================================
|
|
|
|
function checkDuplicateFiles() {
|
|
const refInput = document.querySelector('input[name="reference_photo"]');
|
|
const carInput = document.querySelector('input[name="carrier"]');
|
|
if (refInput?.files[0] && carInput?.files[0]) {
|
|
if (refInput.files[0].name === carInput.files[0].name && refInput.files[0].size === carInput.files[0].size) {
|
|
alert("You cannot use the same image for both Reference and Carrier!");
|
|
carInput.value = '';
|
|
document.getElementById('carrierPreview')?.classList.add('d-none');
|
|
updateImagesSummary();
|
|
}
|
|
}
|
|
}
|
|
|
|
document.querySelector('input[name="reference_photo"]')?.addEventListener('change', checkDuplicateFiles);
|
|
document.querySelector('input[name="carrier"]')?.addEventListener('change', checkDuplicateFiles);
|
|
</script>
|
|
{% endblock %}
|