Medowar
/
forms


			
				
					
						
						
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							<?php
// answer.php - Renders an existing form for answering

$form_id = $_GET['id'] ?? '';
$form_file = __DIR__ . '/data/forms/' . preg_replace('/[^a-zA-Z0-9_-]/', '', $form_id) . '.json';

if (empty($form_id) || !file_exists($form_file)) {
    die('<div style="font-family:sans-serif; text-align:center; padding:50px;"><h2>Formular nicht gefunden</h2><p>Der Link ist möglicherweise ungültig oder abgelaufen.</p></div>');
}

$form_data = json_decode(file_get_contents($form_file), true);

// If editing a response
$edit_id = $_GET['edit'] ?? null;
$existing_answers = [];
if ($edit_id) {
    // Sanitize edit\_id
    $safe_edit_id = preg_replace('/[^a-zA-Z0-9_-]/', '', $edit_id);
    $answer_file = __DIR__ . "/data/answers/{$form_id}_{$safe_edit_id}.json";
    if (file_exists($answer_file)) {
        $answer_data = json_decode(file_get_contents($answer_file), true);
        $existing_answers = $answer_data['answers'] ?? [];
    }
}
?>
<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title><?= htmlspecialchars($form_data['title']) ?> - Intranet Formulare</title>
    <link rel="stylesheet" href="assets/css/style.css">
</head>
<body>
    <header class="site-header">
        <div class="container header-inner">
            <div class="brand">
                <span class="brand-title"><?= htmlspecialchars($form_data['title']) ?></span>
            </div>
        </div>
    </header>

    <main class="container">
        <!-- Error tracking container (JS managed) -->
        <div id="already-submitted-alert" class="alert alert-warning" style="display:none;">
            Sie haben dieses Formular bereits ausgefüllt. <a href="submit.php?id=<?= htmlspecialchars($form_id) ?>" style="font-weight:bold;">Ihre Antworten ansehen</a>
        </div>

        <form action="submit.php" method="POST" id="answer-form">
            <input type="hidden" name="form_id" value="<?= htmlspecialchars($form_id) ?>">
            <?php if ($edit_id): ?>
                <input type="hidden" name="edit_id" value="<?= htmlspecialchars($edit_id) ?>">
            <?php endif; ?>

            <div class="panel">
                <h1 class="card-title"><?= htmlspecialchars($form_data['title']) ?></h1>
                <?php if (!empty($form_data['description'])): ?>
                    <p style="margin-bottom:1rem; color:var(--brand-muted);"><?= nl2br(htmlspecialchars($form_data['description'])) ?></p>
                <?php endif; ?>
                
                <h3 style="border-bottom: 1px solid var(--brand-border); padding-bottom: 0.5rem; margin-bottom: 1rem;">Ihre Daten</h3>
                
                <div class="form-group">
                    <label for="respondent_name">Ihr Name *</label>
                    <input type="text" id="respondent_name" name="respondent_name" required>
                </div>
                
                <div class="form-group">
                    <label for="respondent_email">Ihre E-Mail (Optional, um eine Kopie zu erhalten)</label>
                    <input type="email" id="respondent_email" name="respondent_email">
                </div>
            </div>

            <div class="panel">
                <h3 style="border-bottom: 1px solid var(--brand-border); padding-bottom: 0.5rem; margin-bottom: 1rem;">Fragen</h3>
                
                <?php foreach ($form_data['questions'] as $q): ?>
                    <div class="form-group">
                        <label><?= htmlspecialchars($q['label']) ?> *</label>
                        <?php 
                        $val = $existing_answers[$q['id']] ?? ''; 
                        $is_array_val = is_array($val);
                        
                        $is_freetext_val = false;
                        $freetext_content = '';
                        
                        if ($q['type'] === 'single_choice') {
                            if (!empty($val) && !in_array($val, $q['options'])) {
                                $is_freetext_val = true;
                                $freetext_content = $val;
                            }
                        } elseif ($q['type'] === 'multiple_choice') {
                            if ($is_array_val) {
                                foreach ($val as $v) {
                                    if (!in_array($v, $q['options'])) {
                                        $is_freetext_val = true;
                                        $freetext_content = $v;
                                    }
                                }
                            }
                        }

                        if ($q['type'] === 'textarea'): ?>
                            <textarea id="<?= htmlspecialchars($q['id']) ?>" name="answers[<?= htmlspecialchars($q['id']) ?>]" rows="4" required><?= htmlspecialchars(is_string($val) ? $val : '') ?></textarea>
                        
                        <?php elseif ($q['type'] === 'single_choice'): ?>
                            <div class="options-container" style="display:flex; flex-direction:column; gap:0.5rem; margin-top:0.5rem;">
                                <?php foreach ($q['options'] as $idx => $opt): 
                                    $checked = (is_string($val) && $val === $opt) ? 'checked' : '';
                                ?>
                                    <label style="font-weight:normal; display:flex; align-items:center; gap:0.5rem;">
                                        <input type="radio" name="answers[<?= htmlspecialchars($q['id']) ?>]" value="<?= htmlspecialchars($opt) ?>" required <?= $checked ?> style="width:auto; margin:0;">
                                        <?= htmlspecialchars($opt) ?>
                                    </label>
                                <?php endforeach; ?>
                                <?php if (!empty($q['allow_free_text'])): ?>
                                    <label style="font-weight:normal; display:flex; align-items:center; gap:0.5rem;">
                                        <input type="radio" name="answers[<?= htmlspecialchars($q['id']) ?>]" value="__freetext__" required <?= $is_freetext_val ? 'checked' : '' ?> style="width:auto; margin:0;">
                                        Sonstiges:
                                        <input type="text" name="answers_freetext[<?= htmlspecialchars($q['id']) ?>]" value="<?= htmlspecialchars($freetext_content) ?>" style="margin-left: 0.5rem; flex:1;">
                                    </label>
                                <?php endif; ?>
                            </div>

                        <?php elseif ($q['type'] === 'multiple_choice'): ?>
                            <div class="options-container" style="display:flex; flex-direction:column; gap:0.5rem; margin-top:0.5rem;">
                                <?php foreach ($q['options'] as $idx => $opt): 
                                    $checked = ($is_array_val && in_array($opt, $val)) ? 'checked' : '';
                                ?>
                                    <label style="font-weight:normal; display:flex; align-items:center; gap:0.5rem;">
                                        <input type="checkbox" name="answers[<?= htmlspecialchars($q['id']) ?>][]" value="<?= htmlspecialchars($opt) ?>" <?= $checked ?> style="width:auto; margin:0;">
                                        <?= htmlspecialchars($opt) ?>
                                    </label>
                                <?php endforeach; ?>
                                <?php if (!empty($q['allow_free_text'])): ?>
                                    <label style="font-weight:normal; display:flex; align-items:center; gap:0.5rem;">
                                        <input type="checkbox" name="answers[<?= htmlspecialchars($q['id']) ?>][]" value="__freetext__" <?= $is_freetext_val ? 'checked' : '' ?> style="width:auto; margin:0;">
                                        Sonstiges:
                                        <input type="text" name="answers_freetext[<?= htmlspecialchars($q['id']) ?>]" value="<?= htmlspecialchars($freetext_content) ?>" style="margin-left: 0.5rem; flex:1;">
                                    </label>
                                <?php endif; ?>
                            </div>

                        <?php elseif ($q['type'] === 'dropdown'): ?>
                            <select id="<?= htmlspecialchars($q['id']) ?>" name="answers[<?= htmlspecialchars($q['id']) ?>]" required>
                                <option value="">-- Bitte auswählen --</option>
                                <?php foreach ($q['options'] as $opt): 
                                    $selected = (is_string($val) && $val === $opt) ? 'selected' : '';
                                ?>
                                    <option value="<?= htmlspecialchars($opt) ?>" <?= $selected ?>><?= htmlspecialchars($opt) ?></option>
                                <?php endforeach; ?>
                            </select>

                        <?php else: ?>
                            <input type="text" id="<?= htmlspecialchars($q['id']) ?>" name="answers[<?= htmlspecialchars($q['id']) ?>]" required value="<?= htmlspecialchars(is_string($val) ? $val : '') ?>">
                        <?php endif; ?>
                    </div>
                <?php endforeach; ?>
            </div>
            
            <div class="panel text-center" style="background:transparent; border:none; box-shadow:none;">
                <button type="submit" class="btn btn-block" style="font-size: 1.1rem; padding: 0.75rem;">Antworten senden</button>
            </div>
        </form>
    </main>

    <script>
        const formId = "<?= htmlspecialchars($form_id) ?>";
        const isEditMode = <?= $edit_id ? 'true' : 'false' ?>;
        
        // Remove 'required' from radios if checkbox group is used (not natively supported without JS, so let's ensure single choice allows form submission if freetext is present)
        // For radio groups, 'required' works as long as they have the same name.
    </script>
    <script src="assets/js/answer.js"></script>
</body>
</html>