mirror of
https://github.com/LC044/WeChatMsg
synced 2025-04-17 00:48:23 +08:00
338 lines
14 KiB
Python
338 lines
14 KiB
Python
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import os
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import time
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import traceback
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from re import findall
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import docx
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from docx import shared
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from docx.enum.dml import MSO_THEME_COLOR_INDEX
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from docx.enum.table import WD_ALIGN_VERTICAL
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from docx.enum.text import WD_COLOR_INDEX, WD_PARAGRAPH_ALIGNMENT
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from docx.opc.constants import RELATIONSHIP_TYPE
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from docx.oxml import OxmlElement
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from docx.oxml.ns import qn
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from docx.shared import Pt, Inches
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from wxManager import Me, MessageType
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from exporter.exporter import ExporterBase, get_new_filename
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from wxManager.decrypt.decrypt_dat import decode_dat
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from wxManager.log import logger
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from wxManager.model import QuoteMessage, LinkMessage
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# 要删除的编码字符
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encoded_chars = b'\x00\x01\x02\x03\x04\x05\x06\x07\x08\x0b\x0c\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f'
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# 创建一个字典，将要删除的字符映射为 None
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char_mapping = {char: None for char in encoded_chars}
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def filter_control_characters(input_string):
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"""
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过滤掉不可打印字符
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@param input_string:
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@return:
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"""
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# 过滤掉非可打印字符
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filtered_string = input_string.translate(char_mapping)
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return filtered_string
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class DocxExporter(ExporterBase):
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def __init__(
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self,
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database,
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contact,
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output_dir,
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type_, # 导出文件类型
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message_types: set[MessageType] = None, # 导出的消息类型
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time_range=None, # 导出的日期范围
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group_members: set[str] = None, # 群聊中只导出这些人的聊天记录
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progress_callback=None, # 进度回调函数，func(progress:float)
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finish_callback=None, # 导出完成回调函数
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msg_num_per_docx=500 # 每个docx文档的消息数量
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):
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super().__init__(database, contact, output_dir, type_, message_types, time_range, group_members,
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progress_callback, finish_callback) # 调用父类的构造函数
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self.msg_num_per_docx = msg_num_per_docx
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def add_text_in(self, paragraph, content):
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try:
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paragraph.add_run(content)
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except ValueError:
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try:
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str_content = filter_control_characters(content)
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paragraph.add_run(str_content)
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except ValueError:
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logger.error(f'非法字符:{content}')
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paragraph.add_run('非法字符')
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def add_text_message(self, doc, avatar_path, is_send, content, display_name=''):
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content_cell = self.create_table(doc, is_send, avatar_path)
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if display_name:
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self.add_text_in(content_cell.paragraphs[0], display_name + '\n')
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self.add_text_in(content_cell.paragraphs[0], content)
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if is_send:
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p = content_cell.paragraphs[0]
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doc.add_paragraph()
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def text(self, doc, message):
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avatar = self.get_avatar_path(message, True)
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self.add_text_message(doc, avatar, message.is_sender, message.content,
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message.display_name if self.contact.is_chatroom() else '')
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def image(self, doc, message):
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is_send = message.is_sender
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avatar = self.get_avatar_path(message, True)
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content = self.create_table(doc, is_send, avatar)
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if self.contact.is_chatroom():
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content.paragraphs[0].add_run(message.display_name + '\n')
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message.set_file_name()
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image_dir = os.path.join(self.origin_path, 'image')
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image_path = decode_dat(
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Me().xor_key,
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os.path.join(Me().wx_dir, message.path),
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os.path.join(image_dir, message.str_time[:7]),
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message.file_name
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)
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if image_path and os.path.exists(image_path):
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try:
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run = content.paragraphs[0].add_run()
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run.add_picture(image_path, height=shared.Inches(2))
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doc.add_paragraph()
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except Exception:
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try:
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# 有些jpg图片的元数据丢失，垂直dpi丢失导致除0异常，需要手动指定图片长宽
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run = content.paragraphs[0].add_run()
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run.add_picture(image_path, height=shared.Inches(2), width=shared.Inches(2))
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doc.add_paragraph()
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except:
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print("Error!image")
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logger.error(image_path)
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logger.error(traceback.format_exc())
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else:
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content.paragraphs[0].add_run('【图片丢失】')
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def refermsg(self, doc, message: QuoteMessage):
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"""
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处理回复消息
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@param doc:
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@param message:
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@return:
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"""
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is_send = message.is_sender
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if message.quote_message.type == MessageType.Quote:
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refer_msg = f'{message.quote_message.display_name}:{message.quote_message.content}'
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else:
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refer_msg = f'{message.quote_message.display_name}:{message.quote_message.to_text()}'
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avatar = self.get_avatar_path(message, True)
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content_cell = self.create_table(doc, is_send, avatar)
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self.add_text_in(content_cell.paragraphs[0], message.content)
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content_cell.paragraphs[0].font_size = shared.Inches(0.5)
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reply_p = content_cell.add_paragraph()
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self.add_text_in(reply_p, refer_msg)
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run = reply_p.runs[0]
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'''设置被回复内容格式'''
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run.font.color.rgb = shared.RGBColor(121, 121, 121)
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run.font_size = shared.Inches(0.3)
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run.font.highlight_color = WD_COLOR_INDEX.GRAY_25
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if is_send:
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p = content_cell.paragraphs[0]
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p.paragraph_format.alignment = WD_PARAGRAPH_ALIGNMENT.RIGHT
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reply_p.paragraph_format.alignment = WD_PARAGRAPH_ALIGNMENT.RIGHT
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doc.add_paragraph()
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def set_table_different_width(self, table, widths):
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"""表格分别设置列宽，单位为Cm"""
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for x, width in enumerate(widths):
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for cell in table.columns[x].cells:
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cell.width = Inches(width)
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def link(self, doc, message: LinkMessage):
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"""
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处理回复消息
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@param doc:
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@param message:
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@return:
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"""
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is_send = message.is_sender
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avatar = self.get_avatar_path(message, True)
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content_cell = self.create_table(doc, is_send, avatar)
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# 创建一个包含两行两列的表格
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# 第一行用于放置标题、内容以及缩略图
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# 第二行合并两列，用于显示应用名
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table = content_cell.add_table(rows=3, cols=2)
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self.set_table_different_width(table, [10086, 0.5])
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# 第一行左侧单元格：添加标题和内容
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cell_header = table.cell(0, 0)
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cell_header.merge(table.cell(0, 1))
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# 添加标题
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p_title = cell_header.paragraphs[0]
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self.add_text_in(p_title, message.title)
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run = p_title.runs[0]
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run.font.size = Pt(12) # 设置字体大小
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if message.href:
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r_id = p_title.part.relate_to(message.href, RELATIONSHIP_TYPE.HYPERLINK, is_external=True) # 关联超链接
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hyperlink = OxmlElement('w:hyperlink')
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hyperlink.set(qn('r:id'), r_id)
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run.font.color.theme_color = MSO_THEME_COLOR_INDEX.HYPERLINK
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run.font.underline = True
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hyperlink.append(run._r)
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p_title._element.append(hyperlink)
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# 添加内容
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cell_content = table.cell(1, 0)
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self.add_text_in(cell_content.paragraphs[0], message.description)
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# 第一行右侧单元格：添加缩略图
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cell_right = table.cell(1, 1)
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cell_right.width = shared.Inches(0.5)
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p_img = cell_right.paragraphs[0]
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p_img.alignment = WD_PARAGRAPH_ALIGNMENT.CENTER # 图片居中显示
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# 插入图片，调整图片宽度（需确保thumbnail.jpg图片存在）
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# p_img.add_run().add_picture(
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# r"E:\Project\Python\MemoTrace\dist\MemoTrace-2.1.0\data\聊天记录\涵涵(wxid_9snu8vlykdpt22)\涵涵_14\word\media\image1.png",
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# width=Inches(0.5))
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# 第二行：合并两个单元格显示应用名
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cell_app = table.cell(2, 0)
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cell_app.merge(table.cell(2, 1))
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self.add_text_in(cell_app.paragraphs[0], message.app_name)
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cell_app.paragraphs[0].paragraph_format.alignment = WD_PARAGRAPH_ALIGNMENT.CENTER # 应用名居中
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self.delete_paragraph(content_cell.paragraphs[0])
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doc.add_paragraph()
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def add_system_text(self, doc, text):
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if not text:
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return
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p = doc.add_paragraph(text)
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p.alignment = WD_PARAGRAPH_ALIGNMENT.CENTER
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run = p.runs[0]
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run.font.color.rgb = shared.RGBColor(121, 121, 121)
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run.font.size = Pt(9)
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# run.font.highlight_color = WD_COLOR_INDEX.GRAY_25
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def system_msg(self, doc, message):
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str_content = message.content
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str_content = str_content.replace('<![CDATA[', "").replace(
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' <a href="weixin://revoke_edit_click">重新编辑</a>]]>', "")
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res = findall('(</{0,1}(img|revo|_wc_cus|a).*?>)', str_content)
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for xmlstr, b in res:
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str_content = str_content.replace(xmlstr, "")
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self.add_system_text(doc, str_content)
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def delete_paragraph(self, paragraph):
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"""删除某一段落"""
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p = paragraph._element
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tc = p.getparent()
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tc.remove(p)
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p._p = None
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p._element = None
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def create_table(self, doc, is_send, avatar_path):
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"""
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#! 创建一个1*2表格
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#! isSend = 1 (0,0)存聊天内容，(0,1)存头像
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#! isSend = 0 (0,0)存头像，(0,1)存聊天内容
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#! 返回聊天内容的坐标
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"""
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table = doc.add_table(rows=1, cols=2, style='Normal Table')
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table.cell(0, 1).height = shared.Inches(0.5)
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table.cell(0, 0).height = shared.Inches(0.5)
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if is_send:
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'''表格右对齐'''
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table.alignment = WD_PARAGRAPH_ALIGNMENT.RIGHT
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avatar = table.cell(0, 1).paragraphs[0].add_run()
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'''插入头像，设置头像宽度'''
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try:
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avatar.add_picture(avatar_path, width=shared.Inches(0.5))
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except:
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logger.error('头像插入失败')
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'''设置单元格宽度跟头像一致'''
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table.cell(0, 1).width = shared.Inches(0.5)
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content_cell = table.cell(0, 0)
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'''聊天内容右对齐'''
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content_cell.paragraphs[0].paragraph_format.alignment = WD_PARAGRAPH_ALIGNMENT.RIGHT
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else:
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avatar = table.cell(0, 0).paragraphs[0].add_run()
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try:
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avatar.add_picture(avatar_path, width=shared.Inches(0.5))
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except:
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logger.error('头像插入失败')
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'''设置单元格宽度'''
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table.cell(0, 0).width = shared.Inches(0.5)
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content_cell = table.cell(0, 1)
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'''聊天内容垂直居中对齐'''
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content_cell.vertical_alignment = WD_ALIGN_VERTICAL.CENTER
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return content_cell
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def export(self):
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print(f"【开始导出 DOCX {self.contact.remark}】")
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origin_path = self.origin_path
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messages = self.database.get_messages(self.contact.wxid, time_range=self.time_range)
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total_steps = len(messages)
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self.save_avatars()
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def newdoc():
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nonlocal docx_num, doc
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doc = docx.Document()
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doc.styles["Normal"].font.name = "Cambria"
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doc.styles["Normal"]._element.rPr.rFonts.set(qn("w:eastAsia"), "宋体")
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core_properties = doc.core_properties
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core_properties.author = 'MemoTrace' # 作者
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core_properties.comments = 'generated by MemoTrace' # 注释
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docx_num += 1
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doc = None
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docx_num = 0
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newdoc()
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selected_msg_cnt = 0
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for index, message in enumerate(messages):
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if index and index % 1000 == 0:
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self.update_progress_callback(index / total_steps)
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if not self.is_selected(message):
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continue
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if not self._is_running:
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break
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selected_msg_cnt += 1
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type_ = message.type
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timestamp = message.timestamp
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if self.is_5_min(timestamp):
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str_time = message.str_time
|
|||
|
|
self.add_system_text(doc, str_time)
|
|||
|
|
if type_ == MessageType.System:
|
|||
|
|
self.system_msg(doc, message)
|
|||
|
|
elif type_ == MessageType.Quote:
|
|||
|
|
self.refermsg(doc, message)
|
|||
|
|
elif type_ == MessageType.Image:
|
|||
|
|
self.image(doc, message)
|
|||
|
|
elif type_ in {MessageType.LinkMessage, MessageType.Applet, MessageType.Music}:
|
|||
|
|
self.link(doc, message)
|
|||
|
|
else:
|
|||
|
|
try:
|
|||
|
|
avatar = self.get_avatar_path(message, True)
|
|||
|
|
self.add_text_message(doc, avatar, message.is_sender, message.to_text(),
|
|||
|
|
message.display_name if self.contact.is_chatroom() else '')
|
|||
|
|
except:
|
|||
|
|
pass
|
|||
|
|
if selected_msg_cnt % self.msg_num_per_docx == 0 or index == total_steps - 1:
|
|||
|
|
filename = os.path.join(origin_path, f"{self.contact.remark}_{docx_num}.docx")
|
|||
|
|
filename = get_new_filename(filename)
|
|||
|
|
try:
|
|||
|
|
doc.save(filename)
|
|||
|
|
except PermissionError:
|
|||
|
|
filename = os.path.join(origin_path, f"{self.contact.remark}_{docx_num}_{str(time.time())}.docx")
|
|||
|
|
doc.save(filename)
|
|||
|
|
except:
|
|||
|
|
pass
|
|||
|
|
newdoc()
|
|||
|
|
self.update_progress_callback(1)
|
|||
|
|
print(f"【完成导出 DOCX {self.contact.remark}】")
|
|||
|
|
self.finish_callback(self.exporter_id)
|