import PyPDF2
из PyPDF2, импорт PdfReader, PdfWriter
из PyPDF2.generic import (
NameObject , DictionaryObject, ArrayObject, FloatObject, TextStringObject
)
def add_form_field_to_pdf(input_pdf_path, output_pdf_path, field_name, field_x, field_y, field_width, field_height, page_number=0):
Код: Выделить всё
# Read the input PDF
reader = PdfReader(input_pdf_path)
writer = PdfWriter()
set_need_appearances_writer(writer)
# Copy pages from the original PDF to the writer
for page in reader.pages:
writer.add_page(page)
# Get the specified page
page = writer.pages[page_number]
# Create a new AcroForm if it doesn't exist
if "/AcroForm" not in writer._root_object:
writer._root_object.update({
NameObject("/AcroForm"): DictionaryObject({
NameObject("/Fields"): ArrayObject()
})
})
# Define the form field
field = DictionaryObject()
field.update({
NameObject("/FT"): NameObject("/Tx"), # Text field type
NameObject("/T"): TextStringObject(field_name), # Field name
NameObject("/Rect"): ArrayObject([ # Field rectangle
FloatObject(field_x),
FloatObject(field_y),
FloatObject(field_x + field_width),
FloatObject(field_y + field_height)
]),
NameObject("/V"): TextStringObject("Hello"), # Default value
NameObject("/Ff"): FloatObject(0), # Field flags
NameObject("/P"): page # Page where the field is located
})
# Add the field to the AcroForm
acro_form = writer._root_object["/AcroForm"]
fields = acro_form["/Fields"]
fields.append(field)
# Write the modified PDF to a new file
with open(output_pdf_path, "wb") as output_file:
writer.write(output_file)
Код: Выделить всё
try:
catalog = writer._root_object
# get the AcroForm tree and add "/NeedAppearances attribute
if "/AcroForm" not in catalog:
writer._root_object.update(
{
NameObject("/AcroForm"): DictionaryObject(
len(writer._objects), 0, writer
)
}
)
need_appearances = NameObject("/NeedAppearances")
writer._root_object["/AcroForm"][need_appearances] = BooleanObject(True)
return writer
except Exception as e:
print("set_need_appearances_writer() catch : ", repr(e))
return writer
output_pdf = "FormAttemp-2.pdf"
add_form_field_to_pdf(input_pdf, output_pdf, "SampleField4 ", 100, 500, 200, 20)
Подробнее здесь: https://stackoverflow.com/questions/793 ... ith-python
Мобильная версия