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import os
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import re
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import shutil
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import warnings
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import zipfile
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from docx import Document
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from docx.oxml.ns import nsmap
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from Util import DocxUtil
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# 抑制HTTPS相关警告
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warnings.filterwarnings('ignore', message='Connecting to .* using TLS with verify_certs=False is insecure')
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warnings.filterwarnings('ignore', message='Unverified HTTPS request is being made to host')
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def extract_images_from_docx(docx_path, output_folder):
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"""
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从docx提取图片并记录位置
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:param docx_path: Word文档路径
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:param output_folder: 图片输出文件夹
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:return: 包含图片路径和位置的列表
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"""
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# 从docx_path 的名称示例：小学数学教学中的若干问题_MATH_1.docx
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# 则图片的前缀统一为 MATH_1_?.docx ,其中 ? 为数字，表示图片的序号
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# 先获取到前缀
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a = docx_path.split("_")
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prefix = a[1] + "_" + a[2].split(".")[0]
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# print(f"图片前缀为：{prefix}")
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# 创建一个List<String> 记录每个图片的名称和序号
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image_data = []
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# 创建临时解压目录
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temp_dir = os.path.join(output_folder, "temp_docx")
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os.makedirs(temp_dir, exist_ok=True)
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# 解压docx文件
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with zipfile.ZipFile(docx_path, 'r') as zip_ref:
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zip_ref.extractall(temp_dir)
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# 读取主文档关系
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with open(os.path.join(temp_dir, 'word', '_rels', 'document.xml.rels'), 'r') as rels_file:
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rels_content = rels_file.read()
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# 加载主文档
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doc = Document(docx_path)
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img_counter = 1
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# 遍历所有段落
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for para_idx, paragraph in enumerate(doc.paragraphs):
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for run_idx, run in enumerate(paragraph.runs):
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# 检查运行中的图形
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for element in run._element:
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if element.tag.endswith('drawing'):
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# 提取图片关系ID
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blip = element.find('.//a:blip', namespaces=nsmap)
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if blip is not None:
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embed_id = blip.get('{%s}embed' % nsmap['r'])
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# 从关系文件中获取图片文件名
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rel_entry = f'<Relationship Id="{embed_id}"'
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if rel_entry in rels_content:
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start = rels_content.find(rel_entry)
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target_start = rels_content.find('Target="', start) + 8
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target_end = rels_content.find('"', target_start)
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image_path = rels_content[target_start:target_end]
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# 构建图片源路径
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src_path = os.path.join(temp_dir, 'word', image_path.replace('..', '').lstrip('/'))
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if os.path.exists(src_path):
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# 创建输出文件名
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ext = os.path.splitext(src_path)[1]
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fileName = prefix + "_" + str(img_counter)
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img_name = f"{fileName}{ext}"
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image_data.append(img_name)
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dest_path = os.path.join(output_folder, img_name)
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# 复制图片
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shutil.copy(src_path, dest_path)
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img_counter += 1
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# 清理临时目录
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shutil.rmtree(temp_dir)
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return image_data
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def split_into_blocks(text):
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"""按行遍历文本，发现'问题X'或'话题X'时开始分割，只移除前缀但保留整行内容"""
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blocks = []
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current_block = []
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in_block = False
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for line in text.splitlines():
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if line.startswith(('问题', '话题')) and any(c.isdigit() for c in line[:5]):
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if in_block:
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blocks.append('\n'.join(current_block))
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current_block = []
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in_block = True
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# 循环移除问题和话题前缀后的数字
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if line and line.startswith(('问题', '话题')):
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while line and (line.startswith(('问题', '话题')) or (line and line and line[0].isdigit())):
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if line.startswith(('问题', '话题')):
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line = line[2:] if len(line) > 2 else line
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elif line and line[0].isdigit():
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line = line[1:]
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line = line.strip()
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if in_block and line: # 只添加非空行
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current_block.append(line)
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if current_block:
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blocks.append('\n'.join(current_block))
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return [(i + 1, block) for i, block in enumerate(blocks)]
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def save_to_txt(content, file_path, mode='w'):
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"""将内容保存到文本文件"""
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try:
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with open(file_path, mode, encoding='utf-8') as f:
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f.write(content)
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return True
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except Exception as e:
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print(f"保存文件{file_path}时出错: {str(e)}")
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return False
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class ImageReplacer:
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def __init__(self, image_list):
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self.image_list = image_list
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self.current_idx = 0
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def replace(self, match):
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if self.current_idx < len(self.image_list):
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result = f""
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self.current_idx += 1
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return result
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return match.group()
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def process_document(docx_file, txt_output_dir, img_output_dir):
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# 提取图片
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listImage = extract_images_from_docx(docx_file, img_output_dir)
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print(f"图片数量为：{len(listImage)}")
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# 读取内容
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res = DocxUtil.get_docx_content_by_pandoc(docx_file)
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# 分块
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chunks = split_into_blocks(res)
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saved_count = 0
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# 使用原来的正则表达式
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pattern = re.compile(r'【图片\d+】')
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# 创建图片替换器
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replacer = ImageReplacer(listImage)
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for x in chunks:
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firstLine = x[1].split("\n")[0].strip()
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content = x[1][len(firstLine):].strip()
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# 使用类方法替换图片
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content = pattern.sub(replacer.replace, content)
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# 保存文本文件
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# 从docx文件名提取学科和编号
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docx_name = os.path.basename(docx_file).split('.')[0]
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subject_part = '_'.join(docx_name.split('_')[-2:]) # 获取最后两部分如CHINESE_1
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output_file = os.path.join(txt_output_dir, f"{subject_part}_{x[0]}.txt")
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full_content = f"{firstLine}\n{content}"
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if save_to_txt(full_content, output_file, mode='w'):
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saved_count += 1
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print(f"处理完成，共保存{saved_count}个文件到目录: {txt_output_dir}")
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if __name__ == "__main__":
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txt_output_dir = "../Txt/"
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img_output_dir = "../static/Images/"
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# 清空上面的两个输出目录,用os进行删除,在Windows环境中进行
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if os.path.exists(txt_output_dir):
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shutil.rmtree(txt_output_dir)
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if os.path.exists(img_output_dir):
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shutil.rmtree(img_output_dir)
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# 创建输出目录
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os.makedirs(txt_output_dir, exist_ok=True)
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os.makedirs(img_output_dir, exist_ok=True)
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# 遍历static/Txt/下所有的docx
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for filename in os.listdir("../static/Txt/"):
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print("正在处理文件：" + filename)
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# 这里需要文件的全称路径
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filename = os.path.join("../static/Txt/", filename)
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process_document(filename, txt_output_dir, img_output_dir)
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