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Ohjeet: kuva-upload -toiminto Markdown-editoriin

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- "Kuva" -nappi toolbarissa avaa tiedostovalitsimen
- Kuva uploadataan serverille (max 5MB, PNG/JPG/GIF/WebP)
- Markdown ![kuva](url) -tagi lisätään automaattisesti editoriin
- Kuva renderöityy lukunäkymässä ja esikatselussa
- API: guide_image_upload (upload) + guide_image (serve)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jukka Lampikoski
2026-03-11 12:24:36 +02:00
parent 7c4060bfa8
commit 565259423d
3 changed files with 92 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
api.php
View File

@@ -2006,6 +2006,68 @@ switch ($action) {
echo json_encode(['success' => true]);
break;
case 'guide_image_upload':
requireAuth();
requireAdmin();
$companyId = requireCompany();
if ($method !== 'POST') break;
if (empty($_FILES['image'])) {
http_response_code(400);
echo json_encode(['error' => 'Kuva puuttuu']);
break;
}
$file = $_FILES['image'];
if ($file['error'] !== UPLOAD_ERR_OK) {
http_response_code(400);
echo json_encode(['error' => 'Kuvan lähetys epäonnistui']);
break;
}
if ($file['size'] > 5 * 1024 * 1024) {
http_response_code(400);
echo json_encode(['error' => 'Kuva on liian suuri (max 5 MB)']);
break;
}
$allowedExt = ['png', 'jpg', 'jpeg', 'gif', 'webp'];
$ext = strtolower(pathinfo($file['name'], PATHINFO_EXTENSION));
if (!in_array($ext, $allowedExt)) {
http_response_code(400);
echo json_encode(['error' => 'Sallitut tiedostotyypit: PNG, JPG, GIF, WebP']);
break;
}
$imgDir = getCompanyDir($companyId) . '/guide_images';
if (!file_exists($imgDir)) mkdir($imgDir, 0755, true);
$filename = uniqid() . '.' . ($ext === 'jpeg' ? 'jpg' : $ext);
if (move_uploaded_file($file['tmp_name'], $imgDir . '/' . $filename)) {
$url = 'api.php?action=guide_image&file=' . urlencode($filename);
echo json_encode(['success' => true, 'url' => $url, 'filename' => $filename]);
} else {
http_response_code(500);
echo json_encode(['error' => 'Tallennusvirhe']);
}
break;
case 'guide_image':
requireAuth();
$companyId = requireCompany();
$filename = basename($_GET['file'] ?? '');
if (!$filename || !preg_match('/^[a-f0-9]+\.(png|jpg|gif|webp)$/', $filename)) {
http_response_code(400);
echo 'Virheellinen tiedostonimi';
break;
}
$path = getCompanyDir($companyId) . '/guide_images/' . $filename;
if (!file_exists($path)) {
http_response_code(404);
echo 'Kuvaa ei löydy';
break;
}
$mimes = ['png' => 'image/png', 'jpg' => 'image/jpeg', 'gif' => 'image/gif', 'webp' => 'image/webp'];
$ext = pathinfo($filename, PATHINFO_EXTENSION);
header('Content-Type: ' . ($mimes[$ext] ?? 'application/octet-stream'));
header('Cache-Control: public, max-age=86400');
readfile($path);
exit;
// ---------- ARCHIVE ----------
case 'archived_customers':
requireAuth();

2
index.html
View File

@@ -407,6 +407,8 @@
<button type="button" class="guide-tb-btn" data-md="link" title="Linkki">&#128279;</button>
<button type="button" class="guide-tb-btn" data-md="code" title="Koodi">&lt;/&gt;</button>
<button type="button" class="guide-tb-btn" data-md="quote" title="Lainaus">&#10077;</button>
<button type="button" class="guide-tb-btn" id="btn-guide-image" title="Lisää kuva">&#128247; Kuva</button>
<input type="file" id="guide-image-input" accept="image/*" style="display:none;">
<span style="flex:1;"></span>
<button type="button" class="guide-tb-btn" id="btn-guide-preview-toggle">Esikatselu</button>
</div>

28
script.js
View File

@@ -3500,6 +3500,8 @@ function renderMarkdown(md) {
html = html.replace(/\*\*\*(.+?)\*\*\*/g, '<strong><em>$1</em></strong>');
html = html.replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>');
html = html.replace(/\*(.+?)\*/g, '<em>$1</em>');
// Kuvat (ennen linkkejä!)
html = html.replace(/!\[([^\]]*)\]\(([^)]+)\)/g, '<img src="$2" alt="$1" style="max-width:100%;border-radius:8px;margin:0.5rem 0;">');
// Linkit
html = html.replace(/\[([^\]]+)\]\(([^)]+)\)/g, '<a href="$2" target="_blank" rel="noopener">$1</a>');
// Lainaukset
@@ -3731,6 +3733,32 @@ document.getElementById('btn-guide-preview-toggle')?.addEventListener('click', (
}
});
// Kuva-upload
document.getElementById('btn-guide-image')?.addEventListener('click', () => {
document.getElementById('guide-image-input')?.click();
});
document.getElementById('guide-image-input')?.addEventListener('change', async (e) => {
const file = e.target.files[0];
if (!file) return;
const formData = new FormData();
formData.append('image', file);
try {
const res = await fetch(`${API}?action=guide_image_upload`, {
method: 'POST', credentials: 'include', body: formData
});
const result = await res.json();
if (!res.ok) throw new Error(result.error || 'Virhe');
// Lisää Markdown-kuvatagi editoriin
const ta = document.getElementById('guide-form-content');
const pos = ta.selectionStart;
const mdImg = `![${file.name}](${result.url})`;
ta.value = ta.value.substring(0, pos) + mdImg + ta.value.substring(ta.selectionEnd);
ta.focus();
ta.selectionStart = ta.selectionEnd = pos + mdImg.length;
} catch (err) { alert(err.message); }
e.target.value = ''; // nollaa input
});
// Kategorianhallinta
document.getElementById('btn-manage-guide-cats')?.addEventListener('click', () => {
renderGuideCatList();