feat: add PDF manipulation tools including Protect, Rotate, Split, Unlock, and Watermark functionalities
- Implemented ProtectPdf component for adding password protection to PDFs. - Implemented RotatePdf component for rotating PDF pages by specified angles. - Implemented SplitPdf component for splitting PDFs into individual pages or specified ranges. - Implemented UnlockPdf component for removing password protection from PDFs. - Implemented WatermarkPdf component for adding custom text watermarks to PDFs. - Updated i18n files to include translations for new tools. - Enhanced HomePage to include links to new PDF tools. - Updated Nginx configuration to improve security with CSP and Permissions-Policy headers. - Updated sitemap generation script to include new tools.
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208
frontend/src/components/tools/ImagesToPdf.tsx
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208
frontend/src/components/tools/ImagesToPdf.tsx
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import { useState } from 'react';
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import { useTranslation } from 'react-i18next';
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import { Helmet } from 'react-helmet-async';
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import { FileImage } from 'lucide-react';
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import AdSlot from '@/components/layout/AdSlot';
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import ProgressBar from '@/components/shared/ProgressBar';
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import DownloadButton from '@/components/shared/DownloadButton';
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import { useTaskPolling } from '@/hooks/useTaskPolling';
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import { generateToolSchema } from '@/utils/seo';
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export default function ImagesToPdf() {
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const { t } = useTranslation();
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const [phase, setPhase] = useState<'upload' | 'processing' | 'done'>('upload');
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const [files, setFiles] = useState<File[]>([]);
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const [isUploading, setIsUploading] = useState(false);
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const [taskId, setTaskId] = useState<string | null>(null);
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const [error, setError] = useState<string | null>(null);
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const { status, result, error: taskError } = useTaskPolling({
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taskId,
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onComplete: () => setPhase('done'),
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onError: () => setPhase('done'),
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});
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const acceptedTypes = ['image/png', 'image/jpeg', 'image/webp', 'image/bmp'];
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const handleFilesSelect = (newFiles: FileList | File[]) => {
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const fileArray = Array.from(newFiles).filter((f) =>
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acceptedTypes.includes(f.type)
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);
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if (fileArray.length === 0) {
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setError(t('tools.imagesToPdf.invalidFiles'));
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return;
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}
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setFiles((prev) => [...prev, ...fileArray]);
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setError(null);
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};
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const removeFile = (index: number) => {
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setFiles((prev) => prev.filter((_, i) => i !== index));
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};
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const handleUpload = async () => {
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if (files.length < 1) {
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setError(t('tools.imagesToPdf.minFiles'));
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return;
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}
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setIsUploading(true);
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setError(null);
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try {
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const formData = new FormData();
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files.forEach((f) => formData.append('files', f));
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const response = await fetch('/api/pdf-tools/images-to-pdf', {
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method: 'POST',
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body: formData,
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});
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const data = await response.json();
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if (!response.ok) {
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throw new Error(data.error || 'Upload failed.');
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}
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setTaskId(data.task_id);
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setPhase('processing');
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} catch (err) {
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setError(err instanceof Error ? err.message : 'Upload failed.');
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} finally {
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setIsUploading(false);
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}
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};
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const handleReset = () => {
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setFiles([]);
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setPhase('upload');
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setTaskId(null);
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setError(null);
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};
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const schema = generateToolSchema({
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name: t('tools.imagesToPdf.title'),
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description: t('tools.imagesToPdf.description'),
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url: `${window.location.origin}/tools/images-to-pdf`,
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});
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return (
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<>
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<Helmet>
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<title>{t('tools.imagesToPdf.title')} — {t('common.appName')}</title>
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<meta name="description" content={t('tools.imagesToPdf.description')} />
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<link rel="canonical" href={`${window.location.origin}/tools/images-to-pdf`} />
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<script type="application/ld+json">{JSON.stringify(schema)}</script>
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</Helmet>
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<div className="mx-auto max-w-2xl">
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<div className="mb-8 text-center">
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<div className="mx-auto mb-4 flex h-16 w-16 items-center justify-center rounded-2xl bg-pink-100">
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<FileImage className="h-8 w-8 text-pink-600" />
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</div>
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<h1 className="section-heading">{t('tools.imagesToPdf.title')}</h1>
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<p className="mt-2 text-slate-500">{t('tools.imagesToPdf.description')}</p>
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</div>
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<AdSlot slot="top-banner" format="horizontal" className="mb-6" />
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{phase === 'upload' && (
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<div className="space-y-4">
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{/* Drop zone */}
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<div
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className="upload-zone cursor-pointer"
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onClick={() => document.getElementById('images-file-input')?.click()}
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onDragOver={(e) => e.preventDefault()}
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onDrop={(e) => {
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e.preventDefault();
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if (e.dataTransfer.files) handleFilesSelect(e.dataTransfer.files);
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}}
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>
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<input
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id="images-file-input"
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type="file"
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accept=".png,.jpg,.jpeg,.webp,.bmp"
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multiple
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className="hidden"
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onChange={(e) => {
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if (e.target.files) handleFilesSelect(e.target.files);
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e.target.value = '';
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}}
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/>
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<FileImage className="mb-4 h-12 w-12 text-slate-400" />
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<p className="mb-2 text-base font-medium text-slate-700">
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{t('common.dragDrop')}
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</p>
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<p className="text-sm text-slate-500">PNG, JPG, WebP, BMP</p>
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<p className="mt-1 text-xs text-slate-400">
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{t('common.maxSize', { size: 10 })}
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</p>
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</div>
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{/* File list */}
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{files.length > 0 && (
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<div className="space-y-2">
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{files.map((f, idx) => (
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<div
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key={`${f.name}-${idx}`}
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className="flex items-center justify-between rounded-lg bg-primary-50 p-3 ring-1 ring-primary-200"
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>
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<span className="truncate text-sm font-medium text-slate-900">
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{idx + 1}. {f.name}
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</span>
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<button
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onClick={() => removeFile(idx)}
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className="ml-2 text-xs text-red-500 hover:text-red-700"
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>
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✕
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</button>
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</div>
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))}
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<p className="text-sm text-slate-500">
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{files.length} {t('tools.imagesToPdf.imagesSelected')}
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</p>
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</div>
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)}
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{error && (
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<div className="rounded-xl bg-red-50 p-3 ring-1 ring-red-200">
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<p className="text-sm text-red-700">{error}</p>
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</div>
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)}
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{files.length >= 1 && (
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<button
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onClick={handleUpload}
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disabled={isUploading}
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className="btn-primary w-full"
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>
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{isUploading ? t('common.processing') : t('tools.imagesToPdf.shortDesc')}
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</button>
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)}
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</div>
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)}
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{phase === 'processing' && !result && (
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<ProgressBar state={status?.state || 'PENDING'} message={status?.progress} />
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)}
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{phase === 'done' && result && result.status === 'completed' && (
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<DownloadButton result={result} onStartOver={handleReset} />
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)}
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{phase === 'done' && taskError && (
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<div className="space-y-4">
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<div className="rounded-xl bg-red-50 p-4 ring-1 ring-red-200">
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<p className="text-sm text-red-700">{taskError}</p>
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</div>
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<button onClick={handleReset} className="btn-secondary w-full">
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{t('common.startOver')}
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</button>
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</div>
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)}
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<AdSlot slot="bottom-banner" className="mt-8" />
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</div>
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</>
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);
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}
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