Create Dockerfile

Dockerfile

@@ -0,0 +1,233 @@
+# 轻量级LaTeX处理器，适用于Hugging Face Spaces
+FROM ubuntu:22.04
+
+# 设置环境变量
+ENV DEBIAN_FRONTEND=noninteractive
+ENV TZ=Asia/Shanghai
+ENV PYTHONUNBUFFERED=1
+
+# 安装系统依赖
+RUN apt-get update && apt-get install -y \
+    # 基础工具
+    curl \
+    wget \
+    git \
+    unzip \
+    # Python环境
+    python3 \
+    python3-pip \
+    python3-venv \
+    # LaTeX环境
+    texlive-full \
+    texlive-lang-chinese \
+    texlive-xetex \
+    texlive-luatex \
+    # 字体支持
+    fonts-noto-cjk \
+    fonts-noto-cjk-extra \
+    fonts-wqy-microhei \
+    fonts-wqy-zenhei \
+    # PDF工具
+    poppler-utils \
+    # 其他工具
+    pandoc \
+    imagemagick \
+    && rm -rf /var/lib/apt/lists/*
+
+# 安装中文字体（基于教程中提到的字体）
+RUN mkdir -p /usr/share/fonts/chinese
+COPY fonts/ /usr/share/fonts/chinese/ 2>/dev/null || true
+
+# 如果没有本地字体文件，下载一些常用中文字体
+RUN cd /usr/share/fonts/chinese && \
+    # 下载思源字体
+    wget -q https://github.com/adobe-fonts/source-han-sans/releases/download/2.004R/SourceHanSansCN.zip && \
+    unzip -q SourceHanSansCN.zip && \
+    rm SourceHanSansCN.zip && \
+    # 更新字体缓存
+    fc-cache -fv
+
+# 设置工作目录
+WORKDIR /app
+
+# 安装Python依赖
+RUN pip3 install --no-cache-dir \
+    gradio \
+    streamlit \
+    fastapi \
+    uvicorn \
+    python-multipart \
+    aiofiles \
+    jinja2 \
+    PyPDF2 \
+    reportlab \
+    matplotlib \
+    pillow \
+    numpy \
+    pandas
+
+# 创建应用目录结构
+RUN mkdir -p /app/templates \
+    && mkdir -p /app/uploads \
+    && mkdir -p /app/outputs \
+    && mkdir -p /app/temp
+
+# 复制应用文件
+COPY app.py /app/
+COPY requirements.txt /app/ 2>/dev/null || echo "gradio" > /app/requirements.txt
+
+# 如果有requirements.txt，安装额外依赖
+RUN if [ -f requirements.txt ]; then pip3 install --no-cache-dir -r requirements.txt; fi
+
+# 创建简单的LaTeX处理应用
+RUN cat > /app/app.py << 'EOF'
+import gradio as gr
+import subprocess
+import tempfile
+import os
+import shutil
+from pathlib import Path
+
+def compile_latex(latex_code, compiler="xelatex"):
+    """编译LaTeX代码并返回PDF"""
+    with tempfile.TemporaryDirectory() as temp_dir:
+        # 写入LaTeX文件
+        tex_file = os.path.join(temp_dir, "document.tex")
+        with open(tex_file, "w", encoding="utf-8") as f:
+            f.write(latex_code)
+        
+        try:
+            # 编译LaTeX
+            result = subprocess.run(
+                [compiler, "-interaction=nonstopmode", "-output-directory", temp_dir, tex_file],
+                capture_output=True,
+                text=True,
+                timeout=30
+            )
+            
+            pdf_file = os.path.join(temp_dir, "document.pdf")
+            log_file = os.path.join(temp_dir, "document.log")
+            
+            # 读取日志
+            log_content = ""
+            if os.path.exists(log_file):
+                with open(log_file, "r", encoding="utf-8", errors="ignore") as f:
+                    log_content = f.read()
+            
+            if os.path.exists(pdf_file):
+                # 复制PDF到输出目录
+                output_pdf = "/app/outputs/output.pdf"
+                shutil.copy2(pdf_file, output_pdf)
+                return output_pdf, f"编译成功!\n\n编译日志:\n{log_content}"
+            else:
+                return None, f"编译失败!\n\n错误信息:\n{result.stderr}\n\n日志:\n{log_content}"
+                
+        except subprocess.TimeoutExpired:
+            return None, "编译超时（30秒）"
+        except Exception as e:
+            return None, f"编译出错: {str(e)}"
+
+# 创建Gradio界面
+def create_interface():
+    with gr.Blocks(title="LaTeX编译器 - 支持中文") as demo:
+        gr.Markdown("# LaTeX编译器（支持中文字体）")
+        gr.Markdown("基于教程中的完整texlive环境，支持XeLaTeX编译中文文档")
+        
+        with gr.Row():
+            with gr.Column():
+                latex_input = gr.Textbox(
+                    label="LaTeX代码",
+                    placeholder="请输入LaTeX代码...",
+                    lines=20,
+                    value="""\\documentclass{article}
+\\usepackage{xeCJK}
+\\setCJKmainfont{SimSun}
+
+\\title{中文LaTeX示例}
+\\author{作者姓名}
+\\date{\\today}
+
+\\begin{document}
+\\maketitle
+
+\\section{介绍}
+这是一个支持中文的LaTeX文档示例。
+
+\\section{数学公式}
+爱因斯坦的质能方程：$E = mc^2$
+
+\\end{document}"""
+                )
+                
+                compiler = gr.Radio(
+                    choices=["xelatex", "pdflatex", "lualatex"],
+                    value="xelatex",
+                    label="编译器选择"
+                )
+                
+                compile_btn = gr.Button("编译PDF", variant="primary")
+            
+            with gr.Column():
+                output_file = gr.File(label="生��的PDF")
+                log_output = gr.Textbox(label="编译日志", lines=15, interactive=False)
+        
+        compile_btn.click(
+            fn=compile_latex,
+            inputs=[latex_input, compiler],
+            outputs=[output_file, log_output]
+        )
+        
+        # 示例模板
+        gr.Markdown("## 示例模板")
+        with gr.Row():
+            gr.Examples(
+                examples=[
+                    ["简单中文文档", """\\documentclass{article}
+\\usepackage{xeCJK}
+\\setCJKmainfont{SimSun}
+\\title{测试文档}
+\\begin{document}
+\\maketitle
+你好，世界！
+\\end{document}"""],
+                    ["数学公式", """\\documentclass{article}
+\\usepackage{xeCJK,amsmath}
+\\setCJKmainfont{SimSun}
+\\begin{document}
+\\section{数学公式}
+行内公式：$\\alpha + \\beta = \\gamma$
+
+行间公式：
+$$\\int_{-\\infty}^{\\infty} e^{-x^2} dx = \\sqrt{\\pi}$$
+\\end{document}"""]
+                ],
+                inputs=[gr.Textbox(visible=False), latex_input]
+            )
+    
+    return demo
+
+if __name__ == "__main__":
+    # 确保输出目录存在
+    os.makedirs("/app/outputs", exist_ok=True)
+    
+    # 启动应用
+    demo = create_interface()
+    demo.launch(
+        server_name="0.0.0.0",
+        server_port=7860,
+        share=False
+    )
+EOF
+
+# 设置权限
+RUN chmod +x /app/app.py
+
+# 暴露端口
+EXPOSE 7860
+
+# 健康检查
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+  CMD curl -f http://localhost:7860/health || exit 1
+
+# 启动命令
+CMD ["python3", "/app/app.py"]