PDF 表单填写

复制from pypdf import PdfReader, PdfWriter

# 填写 AcroForm 表单字段
reader = PdfReader("form.pdf")
writer = PdfWriter()

# 复制页面并填充字段
for page in reader.pages:
    writer.add_page(page)

# 获取表单字段名称
fields = reader.get_fields()
print("表单字段:", list(fields.keys()))

# 填写字段值
writer.update_page_form_field_values(
    writer.pages[0],
    {"name": "张三", "id": "123456", "date": "2024-01-15"}
)

# 保存填写后的 PDF
with open("filled.pdf", "wb") as f:
    writer.write(f)

# 提取已填写的字段值
reader2 = PdfReader("filled.pdf")
for field_name, field in reader2.get_fields().items():
    print(f"{field_name}: {field.get('/V')}")

复制package main

import (
	"fmt"
	"github.com/pdfcpu/pdfcpu/pkg/api"
	"github.com/pdfcpu/pdfcpu/pkg/pdfcpu/model"
)

func main() {
	// 填写 AcroForm 字段
	values := map[string]string{
		"name": "张三",
		"id":   "123456",
		"date": "2024-01-15",
	}

	// 填写表单并保存为新文件
	if err := api.FillFormFile("form.pdf", "filled.pdf", values, nil, nil); err != nil {
		panic(err)
	}

	// 读取已填写的字段值
	fields, err := api.ListFieldsFile("filled.pdf", nil, nil)
	if err != nil {
		panic(err)
	}

	for _, f := range fields {
		fmt.Printf("%s: %v\n", f.Name(), f.Value())
	}
}

// 需要初始化配置：
// conf := model.NewDefaultConfiguration()
// conf.Cmd = model.FillForm

复制const { PDFDocument } = require('pdf-lib');
const fs = require('fs');

async function fillForm() {
  // 读取 PDF
  const formBytes = fs.readFileSync('form.pdf');
  const pdfDoc = await PDFDocument.load(formBytes);

  // 获取表单
  const form = pdfDoc.getForm();
  const fields = form.getFields();
  console.log('表单字段:', fields.map(f => f.getName()));

  // 填写文本字段
  form.getTextField('name').setText('张三');
  form.getTextField('id').setText('123456');
  form.getTextField('date').setText('2024-01-15');

  // 保存
  const pdfBytes = await pdfDoc.save();
  fs.writeFileSync('filled.pdf', pdfBytes);

  // 读取已填写的值
  const pdfDoc2 = await PDFDocument.load(fs.readFileSync('filled.pdf'));
  const form2 = pdfDoc2.getForm();
  console.log('name:', form2.getTextField('name').getText());
}

fillForm().catch(console.error);