def add_watermark(file_path, file_stage, fileno):
"""把水印添加到pdf中"""
pdf_input = PdfFileReader(file_path)
if pdf_input.isEncrypted:
return
pdf_info = pdf_input.getDocumentInfo()
w, h = pdf_input.getPage(0).mediaBox[2:]
# 页面尺寸转换为毫米
page = (int(w) * 0.3528, int(h) * 0.3528)
# 创建水印文件
#mark = str(int(time.time()))+'.pdf'
#mark = os.path.join('d:/', mark)
mark = create_watermark(page, file_stage, fileno)
# 读入水印pdf文件
pageNum = pdf_input.getNumPages()
pdf_output = PdfFileWriter()
pdf_watermark = PdfFileReader(open(mark, 'rb'), strict=False)
for i in range(pageNum):
page = pdf_input.getPage(i)
page.mergePage(pdf_watermark.getPage(0))
pdf_output.addPage(page)
#print('merg 结束...' + str(datetime.now()))
# 加密码
pdf_output.encrypt(user_pwd='', owner_pwd='12345', use_128bit=True)
pdf_output.addMetadata(pdf_info)
pdf_output.write(open(file_path, 'wb'))
def main():
parser = argparse.ArgumentParser(
prog='ca6fix',
description=
"Fix some disappointmented points in Computer Architecture Quantitative Approach 6th Edition Japanese translation PDF file.",
usage='ca6fix -i ca6.pdf -o ca6_fixed.pdf',
add_help=True)
parser.add_argument('-i', '--input', help='input PDF file', required=True)
parser.add_argument('-o',
'--output',
help='output PDF file',
required=True)
args = parser.parse_args()
reader = PdfFileReader(args.input)
writer = PdfFileWriter()
for p in range(reader.getNumPages()):
page = reader.getPage(p)
writer.addPage(page)
writer.insertBlankPage(None, None, 4)
for index in outline:
add_outline(writer, index, 21)
writer.setPageLayout('/TwoPageRight')
writer.addMetadata({
'/Title':
'コンピュータアーキテクチャ 定量的アプローチ［第6版］',
'/Author':
'ジョン・L・ヘネシー, デイビッド・A・パターソン(著), 中條拓伯, 天野英晴, 鈴木 貢(訳)'
})
with open(args.output, 'wb') as fh:
writer.write(fh)
def pdf_add_Stamp(path, file, stamp):
with open(os.path.join(path, file), 'rb') as pdf:
pdf_reader = PdfFileReader(pdf)
with open(os.path.join(path, stamp), 'rb') as file_stamp:
watermark = PdfFileReader(file_stamp)
first_page = pdf_reader.getPage(0)
first_page_watermark = watermark.getPage(0)
first_page.mergePage(first_page_watermark)
pdf_writer = PdfFileWriter()
pdf_writer.addPage(first_page)
pdf_writer.addMetadata({
'/NumeroCadastre': 'LaTeteAToto',
# # '/Title': 'PDF in Python'
})
file_out = open(os.path.join(path, 'new_w_stamp.pdf'), 'wb')
pdf_writer.write(file_out)
#
pdf.close()
file_out.close()
watermark.close()
def pdf_add_metadata(path, file, key, value, out_file, out_path=''):
if out_path == '':
out_path = path
with open(os.path.join(path, file), 'rb') as pdf:
try:
pdf_reader = PdfFileReader(pdf)
metadata = pdf_reader.getDocumentInfo()
print(metadata)
pdf_writer = PdfFileWriter()
pdf_writer.appendPagesFromReader(pdf_reader)
pdf_writer.addMetadata({
'/' + key: value,
# # '/Title': 'PDF in Python'
})
file_out = open(os.path.join(out_path, out_file), 'wb')
pdf_writer.write(file_out)
#
pdf.close()
file_out.close()
# print('File ' + os.path.basename(file) + ' has ' + str(pg) + ' page(s)')
except ValueError:
print(ValueError, 'rrrt')
def add_watermark(file_stream, mark, out, info):
"""把水印添加到pdf中"""
pdf_output = PdfFileWriter()
#input_stream = open(pdf_file_in, 'rb')
pdf_input = PdfFileReader(file_stream, strict=False)
pdf_info = pdf_input.getDocumentInfo()
# 获取PDF文件的页数
pageNum = pdf_input.getNumPages()
# 读入水印pdf文件
pdf_watermark = PdfFileReader(open(mark, 'rb'), strict=False)
# 给每一页打水印
for i in range(pageNum):
page = pdf_input.getPage(i)
page.mergePage(pdf_watermark.getPage(0))
# page.compressContentStreams() # 压缩内容
pdf_output.addPage(page)
# 加密码
#pdf_output.encrypt(user_pwd='', owner_pwd='12345',use_128bit=True)
pdf_output.addMetadata(pdf_info)
# 可以更改一些属性值
pdf_output.addMetadata({'/Comment': '新的属性', '/Title': '新的标题'})
pdf_output.write(open(out, 'wb'))
# -*- coding:utf-8 -*-
# Author:Liu Hongliang
from PyPDF4 import PdfFileReader, PdfFileWriter
source_file = open("f:\\c1.pdf", "rb")
fin = PdfFileReader(source_file)
info = dict(fin.getDocumentInfo())
info['/ModDate'] = info['/CreationDate']
print(info)
dest_file = open("f:\\c2.pdf", "wb")
fout = PdfFileWriter()
fout.addMetadata(info)
fout.appendPagesFromReader(fin)
fout.write(dest_file)
source_file.close()
dest_file.close()
embeddedFilesDictionary.update(
{NameObject("/EmbeddedFiles"): embeddedFilesNamesDictionary})
myPdfFileWriterObj._root_object.update(
{NameObject("/Names"): embeddedFilesDictionary})
else:
myPdfFileWriterObj._root_object["/Names"]["/EmbeddedFiles"][
"/Names"].append(createStringObject(fname))
myPdfFileWriterObj._root_object["/Names"]["/EmbeddedFiles"][
"/Names"].append(filespec)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument('config', help='Path to config file.')
args = parser.parse_args()
with open(args.config) as f:
config = json.load(f)
fr = PdfFileReader(config['dstFileName'], 'rb')
fw = PdfFileWriter()
fw.appendPagesFromReader(fr)
for key in config['pdfInfo']:
fw.addMetadata({key: config['pdfInfo'][key]})
for oneAttachment in config['pdfAttachments']:
with open(oneAttachment['srcFileName'], 'rb') as oneAttachmentFile:
attachmentData = oneAttachmentFile.read()
appendAttachment(fw, oneAttachment['attFileName'], attachmentData)
with open(config['dstFileName'] + '.finalized.pdf', 'wb') as file:
fw.write(file)
