Add Flask app with Tesseract OCR, dark UI, clipboard paste support
This commit is contained in:
Image-to-Text Agent
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Dockerfile
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FROM python:3.11-slim
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RUN apt-get update && apt-get install -y \
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tesseract-ocr \
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tesseract-ocr-rus \
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tesseract-ocr-eng \
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&& rm -rf /var/lib/apt/lists/*
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WORKDIR /app
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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COPY app.py .
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COPY templates/ ./templates/
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EXPOSE 8118
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CMD ["python", "app.py"]
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28
app.py
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app.py
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from flask import Flask, request, render_template, flash
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from PIL import Image
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import pytesseract
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import io
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app = Flask(__name__)
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app.secret_key = 'secret-key-change-in-production'
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pytesseract.pytesseract.tesseract_cmd = '/usr/bin/tesseract'
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@app.route('/', methods=['GET', 'POST'])
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def index():
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text = ''
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lang = request.form.get('lang', 'eng+rus')
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if request.method == 'POST':
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file = request.files.get('image')
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if file:
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try:
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img = Image.open(file.stream)
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text = pytesseract.image_to_string(img, lang=lang)
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if not text.strip():
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text = '(пусто или текст не распознан)'
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except Exception as e:
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text = f'Ошибка: {e}'
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return render_template('index.html', text=text, lang=lang)
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=8118, debug=False)
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3
requirements.txt
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requirements.txt
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flask
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pillow
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pytesseract
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149
templates/index.html
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templates/index.html
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Image → Text</title>
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<style>
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* { box-sizing: border-box; margin: 0; padding: 0; }
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
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background: #1a1a2e; color: #eee; min-height: 100vh; padding: 2rem; }
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.container { max-width: 800px; margin: 0 auto; }
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h1 { text-align: center; margin-bottom: 2rem; color: #00d4ff; }
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.upload-area {
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border: 2px dashed #444;
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border-radius: 12px;
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padding: 2rem;
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text-align: center;
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margin-bottom: 1.5rem;
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transition: border-color 0.3s;
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}
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.upload-area:hover { border-color: #00d4ff; }
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input[type="file"] { display: none; }
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.file-label {
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background: #00d4ff;
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color: #1a1a2e;
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padding: 0.75rem 1.5rem;
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border-radius: 8px;
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cursor: pointer;
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display: inline-block;
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font-weight: bold;
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}
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.file-label:hover { background: #00b8e6; }
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#fileName { margin-top: 1rem; color: #888; }
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.controls { display: flex; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
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select, button {
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padding: 0.75rem 1.5rem;
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border-radius: 8px;
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border: none;
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font-size: 1rem;
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}
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select { background: #333; color: #fff; flex: 1; min-width: 150px; }
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button { background: #e94560; color: #fff; cursor: pointer; font-weight: bold; }
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button:hover { background: #d63a54; }
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button:disabled { background: #555; cursor: not-allowed; }
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.result {
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background: #16213e;
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border-radius: 12px;
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padding: 1.5rem;
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margin-top: 1.5rem;
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}
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.result h2 { color: #00d4ff; margin-bottom: 1rem; font-size: 1.1rem; }
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pre {
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white-space: pre-wrap;
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word-wrap: break-word;
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background: #0f0f23;
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padding: 1rem;
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border-radius: 8px;
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max-height: 400px;
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overflow-y: auto;
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}
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.copy-btn {
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background: #333;
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color: #00d4ff;
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border: 1px solid #00d4ff;
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margin-top: 1rem;
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}
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.copy-btn:hover { background: #444; }
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</style>
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</head>
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<body>
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<div class="container">
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<h1>🖼️ Image to Text</h1>
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<form method="post" enctype="multipart/form-data" id="uploadForm">
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<div class="upload-area">
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<label class="file-label" for="image">Выбрать изображение</label>
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<input type="file" name="image" id="image" accept="image/*" required>
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<p id="fileName">или перетащите файл сюда</p>
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</div>
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<div class="controls">
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<select name="lang" id="langSelect">
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<option value="eng" {% if lang == 'eng' %}selected{% endif %}>English</option>
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<option value="rus" {% if lang == 'rus' %}selected{% endif %}>Русский</option>
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<option value="eng+rus" {% if lang == 'eng+rus' %}selected{% endif %}>English + Русский</option>
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</select>
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<button type="submit" id="submitBtn">Распознать</button>
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</div>
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</form>
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{% if text %}
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<div class="result">
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<h2>📝 Результат:</h2>
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<pre id="resultText">{{ text }}</pre>
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<button class="copy-btn" onclick="copyText()">📋 Копировать</button>
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</div>
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{% endif %}
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</div>
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<script>
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const input = document.getElementById('image');
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const fileName = document.getElementById('fileName');
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const form = document.getElementById('uploadForm');
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const submitBtn = document.getElementById('submitBtn');
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input.addEventListener('change', () => {
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fileName.textContent = input.files[0]?.name || 'выберите файл';
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});
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// Clipboard paste support
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document.addEventListener('paste', e => {
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const items = e.clipboardData?.items;
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if (!items) return;
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for (const item of items) {
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if (item.type.startsWith('image/')) {
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const file = item.getAsFile();
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const dt = new DataTransfer();
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dt.items.add(file);
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input.files = dt.files;
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fileName.textContent = file.name || 'clipboard-image.png';
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break;
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}
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}
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});
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// Drag and drop
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const uploadArea = document.querySelector('.upload-area');
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uploadArea.addEventListener('dragover', e => { e.preventDefault(); uploadArea.style.borderColor = '#00d4ff'; });
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uploadArea.addEventListener('dragleave', () => uploadArea.style.borderColor = '#444');
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uploadArea.addEventListener('drop', e => {
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e.preventDefault();
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uploadArea.style.borderColor = '#444';
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input.files = e.dataTransfer.files;
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fileName.textContent = input.files[0]?.name || 'выберите файл';
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});
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// Submit animation
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form.addEventListener('submit', () => {
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submitBtn.textContent = '⏳ Обработка...';
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submitBtn.disabled = true;
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});
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function copyText() {
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navigator.clipboard.writeText(document.getElementById('resultText').textContent)
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.then(() => { alert('Скопировано!'); });
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}
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</script>
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</body>
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</html>
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