import re import os from PyPDF2 import PdfReader, PdfWriter from flask_app.general.merge_pdfs import merge_pdfs import concurrent.futures import logging def get_global_logger(unique_id): if unique_id is None: return logging.getLogger() # 获取默认的日志器 logger = logging.getLogger(unique_id) return logger logger = None def clean_page_content(text, common_header): # 首先删除抬头公共部分 if common_header: # 确保有公共抬头才进行替换 for header_line in common_header.split('\n'): if header_line.strip(): # 只处理非空行 # 替换首次出现的完整行 text = re.sub(r'^' + re.escape(header_line.strip()) + r'\n?', '', text, count=1) # 删除页码 eg:89/129 这个代码分三步走可以把89/129完全删除 text = re.sub(r'^\s*\d+\s*(?=\D)', '', text) # 删除开头的页码，仅当紧跟非数字字符时 text = re.sub(r'\s+\d+\s*$', '', text) # 删除结尾的页码 text = re.sub(r'\s*\/\s*\d+\s*', '', text) # 删除形如 /129 的页码 text = re.sub(r'\s*[—-]\s*\d+\s*[—-]\s*', '', text) # 删除形如 '—2—' 或 '-2-' 的页码 return text def extract_common_header(pdf_path): pdf_document = PdfReader(pdf_path) headers = [] total_pages = len(pdf_document.pages) # 确定要读取的页数和起始页 if total_pages == 2: pages_to_read = 2 start_page = 0 else: pages_to_read = 3 middle_page = total_pages // 2 start_page = max(0, middle_page - 1) for i in range(start_page, min(start_page + pages_to_read, total_pages)): page = pdf_document.pages[i] text = page.extract_text() or "" if text: # 只取每页的前三行 first_lines = text.strip().split('\n')[:3] headers.append(first_lines) if len(headers) < 2: return "" # 如果没有足够的页来比较，返回空字符串 # 寻找每一行中的公共部分，按顺序保留 common_headers = [] for lines in zip(*headers): # 提取第一行的词汇顺序 first_words = lines[0].split() # 筛选所有页面都包含的词汇，保持顺序 common_line = [word for word in first_words if all(word in line.split() for line in lines[1:])] if common_line: common_headers.append(' '.join(common_line)) return '\n'.join(common_headers) def save_pages_to_new_pdf(pdf_path, output_folder, output_suffix, start_page, end_page, common_header): try: # 获取文件基本名称 base_file_name = os.path.splitext(os.path.basename(pdf_path))[0] # 构建主要输出文件路径 output_pdf_path = os.path.join(output_folder, f"{base_file_name}_{output_suffix}.pdf") # 读取PDF文件 pdf_document = PdfReader(pdf_path) total_pages = len(pdf_document.pages) # 检查起始和结束页码是否有效 if start_page < 0 or end_page >= total_pages or start_page > end_page: print(f"无效的页面范围: {start_page} 到 {end_page}") return "" # 如果 output_suffix 是 'notice'，保存 start_page 之前的页面(若遇到'目录'，则截取到'目录') if output_suffix == 'notice' and start_page > 0: before_pdf_path = os.path.join(output_folder, f"{base_file_name}_before.pdf") before_doc = PdfWriter() toc_page = -1 # 查找目录页 for page_num in range(min(start_page, total_pages)): page_text = pdf_document.pages[page_num].extract_text() cleaned_text = clean_page_content(page_text, common_header) if re.search(r'目\s*录', cleaned_text, re.MULTILINE): toc_page = page_num break # 确定截取的页数 pages_to_extract = toc_page + 1 if toc_page != -1 else start_page # 提取页面 for page_num in range(pages_to_extract): before_doc.add_page(pdf_document.pages[page_num]) with open(before_pdf_path, 'wb') as f_before: before_doc.write(f_before) # print(f"已保存页面从 0 到 {pages_to_extract} 为 {before_pdf_path}") # 提取指定范围的页面 output_doc = PdfWriter() for page_num in range(start_page, end_page + 1): output_doc.add_page(pdf_document.pages[page_num]) # 保存新的PDF文件 with open(output_pdf_path, 'wb') as f_output: output_doc.write(f_output) print(f"{output_suffix} 已截取并保存页面从 {start_page + 1} 到 {end_page + 1} 为 {output_pdf_path}") return output_pdf_path except Exception as e: print(f"Error in save_pages_to_new_pdf: {e}") return "" # 返回空字符串 def extract_pages_tobidders_notice(pdf_path, output_folder,begin_pattern, begin_page,common_header): pdf_document = PdfReader(pdf_path) exclusion_pattern = re.compile(r'文件的构成|文件的组成|须对应|需对应|须按照|需按照|须根据|需根据') def run_extraction(): start_page = None mid_page = None end_page = None chapter_type = None # 用于存储“章”或“部分” for i, page in enumerate(pdf_document.pages): text = page.extract_text() or "" cleaned_text = clean_page_content(text, common_header) if exclusion_pattern and re.search(exclusion_pattern, cleaned_text) and mid_page is not None: continue if start_page is None: match = re.search(begin_pattern, cleaned_text) if match and i > begin_page: start_page = i matched_text = match.group(0) # 获取整个匹配的文本 if '章' in matched_text: chapter_type = '章' elif '部分' in matched_text: chapter_type = '部分' else: chapter_type = None # 未匹配到“章”或“部分” if chapter_type: # 根据 chapter_type 动态生成 end_pattern end_pattern = re.compile( rf'^第[一二三四五六七八九十百千]+?(?:{chapter_type})\s*[\u4e00-\u9fff]+|' # Match chapter pattern r'^评标办法前附表|' # Match "评标办法前附表" at the beginning of a line r'^附录(?:一)?[：:]|' # Match "附录一" with optional "一" and colon r'^附件(?:一)?[：:]|' # Match "附件一" with optional "一" and colon r'^附表(?:一)?[：:]', # Match "附表一" with optional "一" and colon re.MULTILINE ) # print(f"动态生成的 end_pattern: {end_pattern.pattern}") # 打印生成的 end_pattern # 根据 chapter_type 动态生成 additional_mid_pattern if chapter_type == '章': additional_mid_pattern = r'^第[一二三四五六七八九十百千]+?(?:部分)' elif chapter_type == '部分': additional_mid_pattern = r'^第[一二三四五六七八九十百千]+?(?:章)' else: additional_mid_pattern = '' # 定义基础的 mid_pattern base_mid_pattern = ( r'^\s*(?:[（(]\s*[一1]?\s*[)）]\s*[、．.]*|[一1][、．.]+|[、．.]+)\s*(说\s*明|总\s*则)' r'|^((投标人?|磋商|供应商|谈判供应商|磋商供应商)\s*须知正文部分)' ) # 合并基础模式和额外模式 if additional_mid_pattern: combined_mid_pattern = re.compile( rf'(?:{base_mid_pattern})|(?:{additional_mid_pattern})', re.MULTILINE ) else: combined_mid_pattern = re.compile( rf'{base_mid_pattern}', re.MULTILINE ) # print(f"生成的 combined_mid_pattern: {combined_mid_pattern.pattern}") # 打印 combined_mid_pattern else: # 如果未匹配到“章”或“部分”，使用默认的 end_pattern 和 mid_pattern end_pattern = re.compile( r'^第[一二三四五六七八九十百千]+(?:章|部分)\s*[\u4e00-\u9fff]+|' r'^评标办法前附表|' # Match "评标办法前附表" at the beginning of a line r'^附录(?:一)?[：:]|' # Match "附录一" with optional "一" and colon r'^附件(?:一)?[：:]|' # Match "附件一" with optional "一" and colon r'^附表(?:一)?[：:]', # Match "附表一" with optional "一" and colon re.MULTILINE ) print(f"使用默认的 end_pattern: {end_pattern.pattern}") # 打印默认的 end_pattern # 定义基础的 mid_pattern base_mid_pattern = r'^\s*(?:[（(]\s*[一1]?\s*[)）]\s*[、．.]*|[一1][、．.]+|[、．.]+)\s*(说\s*明|总\s*则)' combined_mid_pattern = re.compile( rf'{base_mid_pattern}', re.MULTILINE ) print( f"使用默认的 combined_mid_pattern: {combined_mid_pattern.pattern}") # 打印默认的 combined_mid_pattern continue if start_page is not None and mid_page is None and combined_mid_pattern: if re.search(combined_mid_pattern, cleaned_text): mid_page = i if start_page is not None and mid_page is not None and chapter_type: if re.search(end_pattern, cleaned_text): if mid_page is None: if i > start_page: end_page = i break else: if i > mid_page: end_page = i break return start_page, mid_page, end_page # 运行提取 start_page, mid_page, end_page = run_extraction() if start_page is None or end_page is None or mid_page is None: print(f"first: tobidders_notice 未找到起始或结束页在文件 {pdf_path} 中！尝试备用提取策略。") return "","" path1 = save_pages_to_new_pdf(pdf_path, output_folder, "tobidders_notice_table", start_page,mid_page, common_header) path2 = save_pages_to_new_pdf(pdf_path, output_folder, "tobidders_notice", mid_page,end_page, common_header) return path1,path2 def extract_pages(pdf_path, output_folder, begin_pattern, begin_page, end_pattern, output_suffix,common_header,is_secondary_match=False): # 打开PDF文件 pdf_document = PdfReader(pdf_path) start_page = None end_page = None # 遍历文档的每一页，查找开始和结束短语的位置 for i in range(len(pdf_document.pages)): page = pdf_document.pages[i] text = page.extract_text() if text: cleaned_text = clean_page_content(text, common_header) if not is_secondary_match: if re.search(begin_pattern, cleaned_text) and i >= begin_page: if output_suffix == "invalid" and start_page: continue else: start_page = i else: if re.search(begin_pattern, cleaned_text) and i >=begin_page: if output_suffix == "notice" and start_page: #考虑投标人须知前附表中有' 同招标公告 '的情况 pass else: start_page = i if start_page is not None and re.search(end_pattern, cleaned_text): condition = i > start_page if condition: is_invalid_condition = output_suffix == "invalid" and i > 30 # 这边默认无效投标至少有30页 if is_invalid_condition or output_suffix != "invalid": end_page = i break # 找到结束页后退出循环 # 移除对 extract_pages_twice 的调用 if start_page is None or end_page is None: print(f"{output_suffix} first: 未找到起始或结束页在文件 {pdf_path} 中！") return [""] else: return [save_pages_to_new_pdf(pdf_path, output_folder, output_suffix, start_page, end_page, common_header)] # def process_input(input_path, output_folder, begin_pattern, begin_page, end_pattern, output_suffix,common_header,is_secondary_match): # # 确保输出文件夹存在 # if not os.path.exists(output_folder): # os.makedirs(output_folder) # if os.path.isdir(input_path): # generated_files = [] # # 遍历文件夹内的所有PDF文件 # for file in os.listdir(input_path): # if file.endswith(".pdf"): # pdf_path = os.path.join(input_path, file) # output_pdf_path = extract_pages(pdf_path, output_folder, begin_pattern, begin_page, end_pattern, output_suffix,common_header,is_secondary_match) # if output_pdf_path and os.path.isfile(output_pdf_path): # generated_files.append(output_pdf_path) # return generated_files # elif os.path.isfile(input_path) and input_path.endswith(".pdf"): # # 处理单个PDF文件 # output_pdf_path = extract_pages(input_path, output_folder, begin_pattern, begin_page, end_pattern, output_suffix,common_header,is_secondary_match) # if output_pdf_path and os.path.isfile(output_pdf_path): # return [output_pdf_path] # 以列表形式返回，以保持一致性 # else: # print("提供的路径既不是文件夹也不是PDF文件。") # return [] def get_start_and_common_header(input_path): common_header = extract_common_header(input_path) last_begin_index = 0 begin_pattern = re.compile(r'.*(?:招标公告|投标邀请书|投标邀请函)\s*$',re.MULTILINE) pdf_document = PdfReader(input_path) for i, page in enumerate(pdf_document.pages): text = page.extract_text() if text: cleaned_text = clean_page_content(text, common_header) if begin_pattern.search(cleaned_text): last_begin_index = i # 更新第一个匹配的索引，页码从0开始 return common_header,last_begin_index return common_header,last_begin_index def truncate_pdf_main(input_path, output_folder, selection): if os.path.isdir(input_path): generated_files = [] for file_name in os.listdir(input_path): if file_name.endswith('.pdf'): file_path = os.path.join(input_path, file_name) files = truncate_pdf_main(file_path, output_folder, selection) if files: generated_files.extend(files) return generated_files elif os.path.isfile(input_path) and input_path.endswith('.pdf'): # base_file_name = os.path.splitext(os.path.basename(input_path))[0] common_header,last_begin_index = get_start_and_common_header(input_path) # print(last_begin_index) if selection == 1: # Selection 1: 投标人须知前附表 pattern_pairs = [ ( re.compile( r'(?:第[一二三四五六七八九十百千]+(?:章|部分)\s*(?:投标人?|磋商|供应商|谈判供应商|磋商供应商)须知+|(?:一\s*、\s*)?(?:投标人?|磋商|供应商)须知前附表)'), re.compile( r'第[一二三四五六七八九十]+章\s*评标办法|^评标办法前附表|^附录(?:一)?[：:]|^附件(?:一)?[：:]|^附表(?:一)?[：:]', re.MULTILINE) ) ] output_suffix="tobidders_notice" elif selection == 2: # Selection 2: 评标办法 pattern_pairs = [ ( re.compile(r'第[一二三四五六七八九十]+章\s*评标办法'), # Alternative begin pattern re.compile(r'评标办法正文|评标办法') # Alternative end pattern ), ] output_suffix = "evaluation_method" elif selection == 3: # Selection 3: 资格审查条件 pattern_pairs = [ ( re.compile(r'^(?:附录(?:[一1])?[：:]|附件(?:[一1])?[：:]|附表(?:[一1])?[：:]).*(?:资质|能力|信誉).*$', re.MULTILINE), re.compile( r'^(?:附录[一二三四五六七八九1-9]*[：:]|附件[一二三四五六七八九1-9]*[：:]|附表[一二三四五六七八九1-9]*[：:])(?!.*(?:资质|能力|信誉)).*$' r'^第[一二三四五六七八九1-9]+(?:章|部分)\s*[\u4e00-\u9fff]+', re.MULTILINE) ) ] output_suffix = "qualification" elif selection == 4: # Selection 4: 招标公告 pattern_pairs = [ ( re.compile( r'^第[一二三四五六七八九十百千]+(?:章|部分).*?(?:公告|邀请书|邀请函).*|^第一卷|^投标邀请书'), re.compile(r'^第[一二三四五六七八九十百千]+(?:章|部分)\s*[\u4e00-\u9fff]+', re.MULTILINE) ), ( re.compile(r'.*(?:招标公告|投标邀请书|投标邀请函)\s*$', re.MULTILINE), re.compile(r".*(?:投标人须知|投标人须知前附表)\s*$", re.MULTILINE) ) ] output_suffix = "notice" elif selection == 5: # Selection 5: 无效标 pattern_pairs = [ ( re.compile(r'第[一二三四五六七八九十]+章\s*(招标公告|.*邀请.*)|第一卷|招标编号:|招标编号：'), re.compile(r'第[一二三四五六七八九十]+章\s*合同|[：:]清标报告|^第二卷', re.MULTILINE) ) ] output_suffix = "invalid" else: print("无效的选择:请选择1-5") return [""] for idx, (begin_pattern, end_pattern) in enumerate(pattern_pairs, start=1): is_secondary_match = (idx == 2) if selection == 1: #投标人须知 begin_page = 3 output_paths = list( extract_pages_tobidders_notice(input_path,output_folder, begin_pattern, begin_page, common_header)) if output_paths and any(os.path.isfile(f) for f in output_paths): return output_paths else: # print(f"Selection {selection}: 使用组合提取函数失败。尝试下一个模式对。") continue if selection == 2: #评分细则 begin_page = 10 else: begin_page = last_begin_index output_paths = extract_pages( input_path, output_folder, begin_pattern, begin_page=begin_page, end_pattern=end_pattern, output_suffix=output_suffix, common_header=common_header, is_secondary_match=is_secondary_match ) if output_paths and any(os.path.isfile(f) for f in output_paths): # print(f"Selection {selection}: 使用模式对 {idx} 成功提取。") return output_paths # Return immediately upon successful extraction else: # print(f"Selection {selection}: 使用模式对 {idx} 失败。尝试下一个模式对。") continue # If all pattern pairs failed, attempt a fallback print(f"Selection {selection}: 所有模式对都未匹配成功。尝试执行 extract_pages_twice 或返回空。") fallback_result = extract_pages_twice(input_path, output_folder, output_suffix, common_header, last_begin_index) if fallback_result and any(os.path.isfile(f) for f in fallback_result): return fallback_result else: if selection == 1: return ["", ""] else: return [''] else: print("Invalid input path. It is neither a PDF file nor a directory containing PDF files.") return [''] def extract_pages_twice(pdf_path, output_folder, output_suffix,common_header,last_begin_index): """ 处理 PDF 文件，作为 truncate_pdf_main 的后备方法。 此函数将在所有模式对都失败后调用。 """ try: pdf_document = PdfReader(pdf_path) if output_suffix == "qualification": begin_pattern = r'^(?:附录(?:[一1])?[：:]|附件(?:[一1])?[：:]|附表(?:[一1])?[：:])' end_pattern = re.compile( r'^(?:附录[一二三四五六七八九1-9]*[：:]|附件[一二三四五六七八九1-9]*[：:]|附表[一二三四五六七八九1-9]*[：:])(?!.*(?:资质|能力|信誉)).*$|' r'^第[一二三四五六七八九]+(?:章|部分)\s*[\u4e00-\u9fff]+|评标办法前附表|投标人须知', re.MULTILINE ) start_page = None end_page = None # 从章节开始后的位置进行检查 for i, page in enumerate(pdf_document.pages[last_begin_index:], start=last_begin_index): text = page.extract_text() if text: cleaned_text = clean_page_content(text, common_header) # 确定起始页，需在last_begin_index之后 if "资格审查" in cleaned_text or "资质条件" in cleaned_text: #当页包含这些内容可以认为是'资格审查资料部分' if re.search(begin_pattern, cleaned_text, re.MULTILINE): if start_page is None: start_page = i # 确保起始页不小于章节的开始页码 # 确定结束页 if start_page is not None and re.search(end_pattern, cleaned_text): if i > start_page: end_page = i break # 找到结束页后退出循环 if start_page is None or end_page is None: print(f"{output_suffix} twice: 未找到起始或结束页在文件 {pdf_path} 中！") return [] else: return [save_pages_to_new_pdf(pdf_path, output_folder, output_suffix, start_page, end_page, common_header)] elif output_suffix == "invalid": pdf_document = PdfReader(pdf_path) total_pages = len(pdf_document.pages) # 计算总页数的三分之二 total = int(total_pages * 2 / 3) start_page = last_begin_index end_page = min(90, total) return [save_pages_to_new_pdf(pdf_path, output_folder, output_suffix, start_page, end_page, common_header)] else: print(f"{output_suffix} twice: 未定义的输出后缀。") return [] except Exception as e: print(f"Error in extract_pages_twice: {e}") return [] def merge_selected_pdfs(output_folder, truncate_files, output_path, base_file_name): """ 合并 output_folder 中以 {base_file_name}_before.pdf 结尾的 PDF 文件， 以及 truncate_files 中以指定后缀结尾的文件，按照指定顺序合并。 参数： - output_folder (str): 包含以 {base_file_name}_before.pdf 结尾的 PDF 文件的文件夹路径。 - truncate_files (list): 包含 PDF 文件路径的列表。 - output_path (str): 合并后的 PDF 文件保存路径。 - base_file_name (str): 用于匹配文件名的基础名称。 返回: - str: 合并后的 PDF 文件路径，如果没有合并则返回 ""。 """ # 1. 获取 output_folder 中所有文件 try: all_output_files = os.listdir(output_folder) except FileNotFoundError: print(f"输出文件夹 '{output_folder}' 未找到。") return "" except PermissionError: print(f"没有权限访问输出文件夹 '{output_folder}'。") return "" # 2. 定义要选择的文件后缀及合并顺序，包括 before 文件 desired_suffixes = [ f'{base_file_name}_before.pdf', f'{base_file_name}_notice.pdf', f'{base_file_name}_tobidders_notice_table.pdf' ] all_pdfs_to_merge = [] for suffix in desired_suffixes: if suffix == f'{base_file_name}_before.pdf': # 从 output_folder 中选择以 {base_file_name}_before.pdf 结尾的文件 matching_files = [ os.path.join(output_folder, f) for f in all_output_files if f.endswith(suffix) ] else: # 从 truncate_files 中选择以指定后缀结尾的文件 matching_files = [f for f in truncate_files if f.endswith(suffix)] if matching_files: # 如果找到多个匹配的文件，按名称排序并添加 matching_files_sorted = sorted(matching_files) all_pdfs_to_merge.extend(matching_files_sorted) for f in matching_files_sorted: print(f"选中文件: {f}") else: print(f"没有找到以 '{suffix}' 结尾的文件。") print(f"总共将要合并的 PDF 文件数量: {len(all_pdfs_to_merge)}") if not all_pdfs_to_merge: print("没有找到要合并的 PDF 文件。") return "" # 过滤掉不存在或为空的文件路径 all_pdfs_to_merge = [f for f in all_pdfs_to_merge if os.path.isfile(f)] if not all_pdfs_to_merge: print("没有有效的 PDF 文件需要合并。") return "" # 调用 merge_pdfs 函数进行合并 try: merge_pdfs(all_pdfs_to_merge, output_path) print(f"已成功合并 PDF 文件到 '{output_path}'。") return output_path except Exception as e: print(f"合并 PDF 文件时出错: {e}") return "" def truncate_pdf_multiple(input_path, output_folder, unique_id="123"): global logger logger = get_global_logger(unique_id) base_file_name = os.path.splitext(os.path.basename(input_path))[0] # 纯文件名 truncate_files = [] selections = range(1, 6) # 选择 1 到 5 # 使用 ThreadPoolExecutor 进行多线程处理 with concurrent.futures.ThreadPoolExecutor(max_workers=len(selections)) as executor: # 提交所有任务并保持 selection 顺序 future_to_selection = {selection: executor.submit(truncate_pdf_main, input_path, output_folder, selection) for selection in selections} # 按 selection 顺序收集结果 for selection in selections: future = future_to_selection.get(selection) try: files = future.result() if files and any(f for f in files): # 过滤空字符串 valid_files = [f for f in files if f] truncate_files.extend(valid_files) else: logger.error(f"Selection {selection}: 截取失败，已添加空字符串。") # Append two empty strings for selection=1; otherwise, one empty string truncate_files.extend(["", ""] if selection == 1 else [""]) except Exception as e: logger.error(f"Selection {selection} 生成了一个异常: {e}") # Append two empty strings for selection=1; otherwise, one empty string truncate_files.extend(["", ""] if selection == 1 else [""]) # Proceed with merging logic as before... if any(f for f in truncate_files if f): # 检查是否有有效的文件路径 merged_output_path = os.path.join(output_folder, f"{base_file_name}_merged_baseinfo.pdf") merged_result = merge_selected_pdfs(output_folder, truncate_files, merged_output_path, base_file_name) if merged_result: truncate_files.append(merged_result) logger.info(f"merged_baseinfo: 已生成合并文件: {merged_output_path}") else: truncate_files.append("") # 如果 merged_result 未生成，添加空字符串 logger.warning("merged_baseinfo: 未生成合并文件，因为没有找到需要合并的 PDF 文件。") else: truncate_files.append("") # 如果没有文件需要合并，也添加空字符串 logger.warning(f"merged_baseinfo: 没有文件需要合并 for {input_path}") return truncate_files def truncate_pdf_specific_engineering(pdf_path, output_folder, selections, unique_id="123"): try: global logger logger = get_global_logger(unique_id) base_file_name = os.path.splitext(os.path.basename(pdf_path))[0] truncate_files = [] # 使用 ThreadPoolExecutor 进行多线程处理 with concurrent.futures.ThreadPoolExecutor(max_workers=len(selections)) as executor: # 提交所有任务并保持 selection 顺序 future_to_selection = {selection: executor.submit(truncate_pdf_main, pdf_path, output_folder, selection) for selection in selections} # 按 selection 顺序收集结果 for selection in selections: future = future_to_selection.get(selection) try: files = future.result() if files and any(f for f in files): # 过滤空字符串 valid_files = [f for f in files if f] truncate_files.extend(valid_files) else: logger.error(f"Selection {selection}: 截取失败，已添加空字符串。") # Append two empty strings for selection=1; otherwise, one empty string truncate_files.extend(["", ""] if selection == 1 else [""]) except Exception as e: logger.error(f"Selection {selection} 生成了一个异常: {e}") # Append two empty strings for selection=1; otherwise, one empty string truncate_files.extend(["", ""] if selection == 1 else [""]) # Proceed with merging logic as before... if any(f for f in truncate_files if f): # 检查是否有有效的文件路径 merged_output_path = os.path.join(output_folder, f"{base_file_name}_merged_specific.pdf") merged_result = merge_selected_pdfs(output_folder, truncate_files, merged_output_path, base_file_name) if merged_result: truncate_files.append(merged_result) logger.info(f"merged_specific: 已生成合并文件: {merged_output_path}") else: truncate_files.append("") # 如果 merged_result 未生成，添加空字符串 logger.warning("merged_specific: 未生成合并文件，因为没有找到需要合并的 PDF 文件。") else: truncate_files.append("") # 如果没有文件需要合并，也添加空字符串 logger.warning(f"merged_specific: 没有文件需要合并 for {pdf_path}") return truncate_files except Exception as e: logger.error(f"Error in truncate_pdf_specific_engineering: {e}") return [""] * len(selections) # 返回与 selections 数量相同的空字符串列表 # TODO:需要完善二次请求。目前invalid一定能返回 前附表 须知正文如果为空的话要额外处理一下，比如说就不进行跳转（见xx表） 开评定标这里也要考虑 如果评分表为空，也要处理。 #TODO:zbtest8 zbtest18有问题 后期需要完善，截取需要截两次，第一次严格第二次宽松 #TODO:目前merged_baseinfo没有包含投标人须知正文。 #投标人须知前附表改为货物标一样的 if __name__ == "__main__": input_path = "C:\\Users\\Administrator\\Desktop\\招标文件\\招标test文件夹\\zbtest8.pdf" # 可以是单个PDF文件路径或文件夹路径 #zbtest20.pdf zbtest4_evaluation_method.pdf zbtest8.pdf # input_path="C:\\Users\\Administrator\\Desktop\\fsdownload\\68549b0b-e892-41a9-897c-c3694535ee61\\ztbfile.pdf" # input_path = "C:\\Users\\Administrator\\Desktop\\货物标\\zbfiles\\2-招标文件.pdf" output_folder="C:\\Users\\Administrator\\Desktop\\招标文件\\new_test\\新建文件夹" # files=truncate_pdf_multiple(input_path,output_folder) # selections = [5, 1] # 仅处理 selection 5、1 # files=truncate_pdf_specific_engineering(input_path,output_folder,selections) # print(files) selection = 5 # 例如：1 - 投标人须知前附表+正文, 2 - 评标办法, 3 -资格审查条件 4-招标公告 5-无效标 generated_files = truncate_pdf_main(input_path, output_folder, selection) print(generated_files) # print("生成的文件:", generated_files)