refactor: 独立长消息处理为longtext包

pkg/boot/boot.py

@@ -71,11 +71,6 @@ async def make_app() -> app.Application:
         "tips-custom-template.py"
     )
 
-    # 初始化文字转图片
-    from pkg.utils import text2img
-    # TODO make it async
-    text2img.initialize()
-
     # 检查管理员QQ号
     if cfg_mgr.data['admin_qq'] == 0:
         qcg_logger.warning("未设置管理员QQ号，将无法使用管理员命令，请在 config.py 中修改 admin_qq")

pkg/qqbot/blob.py

@@ -1,100 +0,0 @@
-# 长消息处理相关
-import os
-import time
-import base64
-import typing
-
-from mirai.models.message import MessageComponent, MessageChain, Image
-from mirai.models.message import ForwardMessageNode
-from mirai.models.base import MiraiBaseModel
-
-from ..utils import text2img
-from ..utils import context
-
-
-class ForwardMessageDiaplay(MiraiBaseModel):
-    title: str = "群聊的聊天记录"
-    brief: str = "[聊天记录]"
-    source: str = "聊天记录"
-    preview: typing.List[str] = []
-    summary: str = "查看x条转发消息"
-
-
-class Forward(MessageComponent):
-    """合并转发。"""
-    type: str = "Forward"
-    """消息组件类型。"""
-    display: ForwardMessageDiaplay
-    """显示信息"""
-    node_list: typing.List[ForwardMessageNode]
-    """转发消息节点列表。"""
-    def __init__(self, *args, **kwargs):
-        if len(args) == 1:
-            self.node_list = args[0]
-            super().__init__(**kwargs)
-        super().__init__(*args, **kwargs)
-
-    def __str__(self):
-        return '[聊天记录]'
-
-
-def text_to_image(text: str) -> MessageComponent:
-    """将文本转换成图片"""
-    # 检查temp文件夹是否存在
-    if not os.path.exists('temp'):
-        os.mkdir('temp')
-    img_path = text2img.text_to_image(text_str=text, save_as='temp/{}.png'.format(int(time.time())))
-    
-    compressed_path, size = text2img.compress_image(img_path, outfile="temp/{}_compressed.png".format(int(time.time())))
-    # 读取图片，转换成base64
-    with open(compressed_path, 'rb') as f:
-        img = f.read()
-
-    b64 = base64.b64encode(img)
-
-    # 删除图片
-    os.remove(img_path)
-
-    # 判断compressed_path是否存在
-    if os.path.exists(compressed_path):
-        os.remove(compressed_path)
-    # 返回图片
-    return Image(base64=b64.decode('utf-8'))
-
-
-def check_text(text: str) -> list:
-    """检查文本是否为长消息，并转换成该使用的消息链组件"""
-
-    config = context.get_config_manager().data
-
-    if len(text) > config['blob_message_threshold']:
-
-        # logging.info("长消息: {}".format(text))
-        if config['blob_message_strategy'] == 'image':
-            # 转换成图片
-            return [text_to_image(text)]
-        elif config['blob_message_strategy'] == 'forward':
-
-            # 包装转发消息
-            display = ForwardMessageDiaplay(
-                title='群聊的聊天记录',
-                brief='[聊天记录]',
-                source='聊天记录',
-                preview=["bot: "+text],
-                summary="查看1条转发消息"
-            )
-
-            node = ForwardMessageNode(
-                sender_id=config['mirai_http_api_config']['qq'],
-                sender_name='bot',
-                message_chain=MessageChain([text])
-            )
-
-            forward = Forward(
-                display=display,
-                node_list=[node]
-            )
-
-            return [forward]
-    else:
-        return [text]

pkg/qqbot/longtext/longtext.py

@@ -0,0 +1,56 @@
+from __future__ import annotations
+import os
+import traceback
+
+from PIL import Image, ImageDraw, ImageFont
+from mirai.models.message import MessageComponent, Plain
+
+from ...boot import app
+from . import strategy
+from .strategies import image, forward
+
+
+class LongTextProcessor:
+    
+    ap: app.Application
+
+    strategy_impl: strategy.LongTextStrategy
+
+    def __init__(self, ap: app.Application):
+        self.ap = ap
+
+    async def initialize(self):
+        config = self.ap.cfg_mgr.data
+        if self.ap.cfg_mgr.data['blob_message_strategy'] == 'image':
+            use_font = config['font_path']
+            try:
+                # 检查是否存在
+                if not os.path.exists(use_font):
+                    # 若是windows系统，使用微软雅黑
+                    if os.name == "nt":
+                        use_font = "C:/Windows/Fonts/msyh.ttc"
+                        if not os.path.exists(use_font):
+                            self.ap.logger.warn("未找到字体文件，且无法使用Windows自带字体，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。")
+                            config['blob_message_strategy'] = "forward"
+                        else:
+                            self.ap.logger.info("使用Windows自带字体：" + use_font)
+                            self.ap.cfg_mgr.data['font_path'] = use_font
+                    else:
+                        self.ap.logger.warn("未找到字体文件，且无法使用系统自带字体，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。")
+                        self.ap.cfg_mgr.data['blob_message_strategy'] = "forward"
+            except:
+                traceback.print_exc()
+                self.ap.logger.error("加载字体文件失败({})，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。".format(use_font))
+                self.ap.cfg_mgr.data['blob_message_strategy'] = "forward"
+        
+        if self.ap.cfg_mgr.data['blob_message_strategy'] == 'image':
+            self.strategy_impl = image.Text2ImageStrategy(self.ap)
+        elif self.ap.cfg_mgr.data['blob_message_strategy'] == 'forward':
+            self.strategy_impl = forward.ForwardComponentStrategy(self.ap)
+        await self.strategy_impl.initialize()
+
+    async def check_and_process(self, message: str) -> list[MessageComponent]:
+        if len(message) > self.ap.cfg_mgr.data['blob_message_threshold']:
+            return await self.strategy_impl.process(message)
+        else:
+            return [Plain(message)]

pkg/qqbot/longtext/strategies/forward.py

@@ -0,0 +1,62 @@
+# 转发消息组件
+from __future__ import annotations
+import typing
+
+from mirai.models import MessageChain
+from mirai.models.message import MessageComponent, ForwardMessageNode
+from mirai.models.base import MiraiBaseModel
+
+from .. import strategy as strategy_model
+
+
+class ForwardMessageDiaplay(MiraiBaseModel):
+    title: str = "群聊的聊天记录"
+    brief: str = "[聊天记录]"
+    source: str = "聊天记录"
+    preview: typing.List[str] = []
+    summary: str = "查看x条转发消息"
+
+
+class Forward(MessageComponent):
+    """合并转发。"""
+    type: str = "Forward"
+    """消息组件类型。"""
+    display: ForwardMessageDiaplay
+    """显示信息"""
+    node_list: typing.List[ForwardMessageNode]
+    """转发消息节点列表。"""
+    def __init__(self, *args, **kwargs):
+        if len(args) == 1:
+            self.node_list = args[0]
+            super().__init__(**kwargs)
+        super().__init__(*args, **kwargs)
+
+    def __str__(self):
+        return '[聊天记录]'
+
+
+class ForwardComponentStrategy(strategy_model.LongTextStrategy):
+
+    async def process(self, message: str) -> list[MessageComponent]:
+        display = ForwardMessageDiaplay(
+            title="群聊的聊天记录",
+            brief="[聊天记录]",
+            source="聊天记录",
+            preview=["QQ用户: "+message],
+            summary="查看1条转发消息"
+        )
+
+        node_list = [
+            ForwardMessageNode(
+                sender_id=self.ap.im_mgr.bot_account_id,
+                sender_name='QQ用户',
+                message_chain=MessageChain([message])
+            )
+        ]
+
+        forward = Forward(
+            display=display,
+            node_list=node_list
+        )
+
+        return [forward]

pkg/qqbot/longtext/strategies/image.py

@@ -0,0 +1,197 @@
+from __future__ import annotations
+
+import typing
+import os
+import base64
+import time
+import re
+
+from PIL import Image, ImageDraw, ImageFont
+
+from mirai.models import MessageChain, Image as ImageComponent
+from mirai.models.message import MessageComponent
+
+from .. import strategy as strategy_model
+
+
+class Text2ImageStrategy(strategy_model.LongTextStrategy):
+
+    text_render_font: ImageFont.FreeTypeFont
+
+    async def initialize(self):
+        self.text_render_font = ImageFont.truetype(self.ap.cfg_mgr.data['font_path'], 32, encoding="utf-8")
+    
+    async def process(self, message: str) -> list[MessageComponent]:
+        img_path = self.text_to_image(
+            text_str=message,
+            save_as='temp/{}.png'.format(int(time.time()))
+        )
+
+        compressed_path, size = self.compress_image(
+            img_path,
+            outfile="temp/{}_compressed.png".format(int(time.time()))
+        )
+
+        with open(compressed_path, 'rb') as f:
+            img = f.read()
+
+        b64 = base64.b64encode(img)
+
+        # 删除图片
+        os.remove(img_path)
+
+        if os.path.exists(compressed_path):
+            os.remove(compressed_path)
+
+        return [
+            ImageComponent(
+                base64=b64.decode('utf-8'),
+            )
+        ]
+
+    def indexNumber(self, path=''):
+        """
+        查找字符串中数字所在串中的位置
+        :param path:目标字符串
+        :return:<class 'list'>: <class 'list'>: [['1', 16], ['2', 35], ['1', 51]]
+        """
+        kv = []
+        nums = []
+        beforeDatas = re.findall('[\d]+', path)
+        for num in beforeDatas:
+            indexV = []
+            times = path.count(num)
+            if times > 1:
+                if num not in nums:
+                    indexs = re.finditer(num, path)
+                    for index in indexs:
+                        iV = []
+                        i = index.span()[0]
+                        iV.append(num)
+                        iV.append(i)
+                        kv.append(iV)
+                nums.append(num)
+            else:
+                index = path.find(num)
+                indexV.append(num)
+                indexV.append(index)
+                kv.append(indexV)
+        # 根据数字位置排序
+        indexSort = []
+        resultIndex = []
+        for vi in kv:
+            indexSort.append(vi[1])
+        indexSort.sort()
+        for i in indexSort:
+            for v in kv:
+                if i == v[1]:
+                    resultIndex.append(v)
+        return resultIndex
+
+
+    def get_size(self, file):
+        # 获取文件大小:KB
+        size = os.path.getsize(file)
+        return size / 1024
+
+
+    def get_outfile(self, infile, outfile):
+        if outfile:
+            return outfile
+        dir, suffix = os.path.splitext(infile)
+        outfile = '{}-out{}'.format(dir, suffix)
+        return outfile
+
+
+    def compress_image(self, infile, outfile='', kb=100, step=20, quality=90):
+        """不改变图片尺寸压缩到指定大小
+        :param infile: 压缩源文件
+        :param outfile: 压缩文件保存地址
+        :param mb: 压缩目标,KB
+        :param step: 每次调整的压缩比率
+        :param quality: 初始压缩比率
+        :return: 压缩文件地址，压缩文件大小
+        """
+        o_size = self.get_size(infile)
+        if o_size <= kb:
+            return infile, o_size
+        outfile = self.get_outfile(infile, outfile)
+        while o_size > kb:
+            im = Image.open(infile)
+            im.save(outfile, quality=quality)
+            if quality - step < 0:
+                break
+            quality -= step
+            o_size = self.get_size(outfile)
+        return outfile, self.get_size(outfile)
+
+
+    def text_to_image(self, text_str: str, save_as="temp.png", width=800):
+
+        text_str = text_str.replace("\t", "    ")
+        
+        # 分行
+        lines = text_str.split('\n')
+
+        # 计算并分割
+        final_lines = []
+
+        text_width = width-80
+
+        self.ap.logger.debug("lines: {}, text_width: {}".format(lines, text_width))
+        for line in lines:
+            # 如果长了就分割
+            line_width = self.text_render_font.getlength(line)
+            self.ap.logger.debug("line_width: {}".format(line_width))
+            if line_width < text_width:
+                final_lines.append(line)
+                continue
+            else:
+                rest_text = line
+                while True:
+                    # 分割最前面的一行
+                    point = int(len(rest_text) * (text_width / line_width))
+
+                    # 检查断点是否在数字中间
+                    numbers = self.indexNumber(rest_text)
+
+                    for number in numbers:
+                        if number[1] < point < number[1] + len(number[0]) and number[1] != 0:
+                            point = number[1]
+                            break
+
+                    final_lines.append(rest_text[:point])
+                    rest_text = rest_text[point:]
+                    line_width = self.text_render_font.getlength(rest_text)
+                    if line_width < text_width:
+                        final_lines.append(rest_text)
+                        break
+                    else:
+                        continue
+        # 准备画布
+        img = Image.new('RGBA', (width, max(280, len(final_lines) * 35 + 65)), (255, 255, 255, 255))
+        draw = ImageDraw.Draw(img, mode='RGBA')
+
+        self.ap.logger.debug("正在绘制图片...")
+        # 绘制正文
+        line_number = 0
+        offset_x = 20
+        offset_y = 30
+        for final_line in final_lines:
+            draw.text((offset_x, offset_y + 35 * line_number), final_line, fill=(0, 0, 0), font=self.text_render_font)
+            # 遍历此行,检查是否有emoji
+            idx_in_line = 0
+            for ch in final_line:
+                # 检查字符占位宽
+                char_code = ord(ch)
+                if char_code >= 127:
+                    idx_in_line += 1
+                else:
+                    idx_in_line += 0.5
+
+            line_number += 1
+
+        self.ap.logger.debug("正在保存图片...")
+        img.save(save_as)
+
+        return save_as

pkg/qqbot/longtext/strategy.py

@@ -0,0 +1,22 @@
+from __future__ import annotations
+import abc
+import typing
+
+import mirai
+from mirai.models.message import MessageComponent
+
+from ...boot import app
+
+
+class LongTextStrategy(metaclass=abc.ABCMeta):
+    ap: app.Application
+
+    def __init__(self, ap: app.Application):
+        self.ap = ap
+    
+    async def initialize(self):
+        pass
+    
+    @abc.abstractmethod
+    async def process(self, message: str) -> list[MessageComponent]:
+        return []

pkg/qqbot/manager.py

@@ -21,6 +21,7 @@ from ..qqbot import adapter as msadapter
 from . import resprule
 from .bansess import bansess
 from .cntfilter import cntfilter
+from .longtext import longtext
 
 from ..boot import app
 
@@ -46,6 +47,7 @@ class QQBotManager:
 
     bansess_mgr: bansess.SessionBanManager = None
     cntfilter_mgr: cntfilter.ContentFilterManager = None
+    longtext_pcs: longtext.LongTextProcessor = None
 
     def __init__(self, first_time_init=True, ap: app.Application = None):
         config = context.get_config_manager().data
@@ -53,6 +55,7 @@ class QQBotManager:
         self.ap = ap
         self.bansess_mgr = bansess.SessionBanManager(ap)
         self.cntfilter_mgr = cntfilter.ContentFilterManager(ap)
+        self.longtext_pcs = longtext.LongTextProcessor(ap)
 
         self.timeout = config['process_message_timeout']
         self.retry = config['retry_times']
@@ -60,6 +63,7 @@ class QQBotManager:
     async def initialize(self):
         await self.bansess_mgr.initialize()
         await self.cntfilter_mgr.initialize()
+        await self.longtext_pcs.initialize()
 
         config = context.get_config_manager().data
 
@@ -149,6 +153,7 @@ class QQBotManager:
                 await self.on_group_message(event)
 
             asyncio.create_task(group_message_handler(event))
+
         self.adapter.register_listener(
             GroupMessage,
             on_group_message

pkg/qqbot/process.py

@@ -14,7 +14,6 @@ from ..utils import context
 
 from ..plugin import host as plugin_host
 from ..plugin import models as plugin_models
-from ..qqbot import blob
 import tips as tips_custom
 from ..boot import app
 from .cntfilter import entities
@@ -159,7 +158,7 @@ async def process_message(launcher_type: str, launcher_id: int, text_message: st
                     else:
                         reply = [cntfilter_res.replacement]
 
-                reply = blob.check_text(reply[0])
+                reply = await mgr.longtext_pcs.check_and_process(reply[0])
             else:
                 logging.info("回复[{}]消息".format(session_name))
 

pkg/utils/text2img.py

@@ -1,208 +0,0 @@
-import logging
-import re
-import os
-import traceback
-
-from PIL import Image, ImageDraw, ImageFont
-
-from ..utils import context
-
-
-text_render_font: ImageFont = None
-
-def initialize():
-    global text_render_font
-    logging.debug("初始化文字转图片模块...")
-    config = context.get_config_manager().data
-
-    if config['blob_message_strategy'] == "image":  # 仅在启用了image时才加载字体
-        use_font = config['font_path']
-        try:
-
-            # 检查是否存在
-            if not os.path.exists(use_font):
-                # 若是windows系统，使用微软雅黑
-                if os.name == "nt":
-                    use_font = "C:/Windows/Fonts/msyh.ttc"
-                    if not os.path.exists(use_font):
-                        logging.warn("未找到字体文件，且无法使用Windows自带字体，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。")
-                        config['blob_message_strategy'] = "forward"
-                    else:
-                        logging.info("使用Windows自带字体：" + use_font)
-                        text_render_font = ImageFont.truetype(use_font, 32, encoding="utf-8")
-                else:
-                    logging.warn("未找到字体文件，且无法使用Windows自带字体，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。")
-                    config['blob_message_strategy'] = "forward"
-            else:
-                text_render_font = ImageFont.truetype(use_font, 32, encoding="utf-8")
-        except:
-            traceback.print_exc()
-            logging.error("加载字体文件失败({})，更换为转发消息组件以发送长消息，您可以在config.py中调整相关设置。".format(use_font))
-            config['blob_message_strategy'] = "forward"
-        
-        logging.debug("字体文件加载完成。")
-
-
-def indexNumber(path=''):
-    """
-    查找字符串中数字所在串中的位置
-    :param path:目标字符串
-    :return:<class 'list'>: <class 'list'>: [['1', 16], ['2', 35], ['1', 51]]
-    """
-    kv = []
-    nums = []
-    beforeDatas = re.findall('[\d]+', path)
-    for num in beforeDatas:
-        indexV = []
-        times = path.count(num)
-        if times > 1:
-            if num not in nums:
-                indexs = re.finditer(num, path)
-                for index in indexs:
-                    iV = []
-                    i = index.span()[0]
-                    iV.append(num)
-                    iV.append(i)
-                    kv.append(iV)
-            nums.append(num)
-        else:
-            index = path.find(num)
-            indexV.append(num)
-            indexV.append(index)
-            kv.append(indexV)
-    # 根据数字位置排序
-    indexSort = []
-    resultIndex = []
-    for vi in kv:
-        indexSort.append(vi[1])
-    indexSort.sort()
-    for i in indexSort:
-        for v in kv:
-            if i == v[1]:
-                resultIndex.append(v)
-    return resultIndex
-
-
-def get_size(file):
-    # 获取文件大小:KB
-    size = os.path.getsize(file)
-    return size / 1024
-
-
-def get_outfile(infile, outfile):
-    if outfile:
-        return outfile
-    dir, suffix = os.path.splitext(infile)
-    outfile = '{}-out{}'.format(dir, suffix)
-    return outfile
-
-
-def compress_image(infile, outfile='', kb=100, step=20, quality=90):
-    """不改变图片尺寸压缩到指定大小
-    :param infile: 压缩源文件
-    :param outfile: 压缩文件保存地址
-    :param mb: 压缩目标,KB
-    :param step: 每次调整的压缩比率
-    :param quality: 初始压缩比率
-    :return: 压缩文件地址，压缩文件大小
-    """
-    o_size = get_size(infile)
-    if o_size <= kb:
-        return infile, o_size
-    outfile = get_outfile(infile, outfile)
-    while o_size > kb:
-        im = Image.open(infile)
-        im.save(outfile, quality=quality)
-        if quality - step < 0:
-            break
-        quality -= step
-        o_size = get_size(outfile)
-    return outfile, get_size(outfile)
-
-
-def text_to_image(text_str: str, save_as="temp.png", width=800):
-    global text_render_font
-
-    logging.debug("正在将文本转换为图片...")
-
-    text_str = text_str.replace("\t", "    ")
-    
-    # 分行
-    lines = text_str.split('\n')
-
-    # 计算并分割
-    final_lines = []
-
-    text_width = width-80
-
-    logging.debug("lines: {}, text_width: {}".format(lines, text_width))
-    for line in lines:
-        logging.debug(type(text_render_font))
-        # 如果长了就分割
-        line_width = text_render_font.getlength(line)
-        logging.debug("line_width: {}".format(line_width))
-        if line_width < text_width:
-            final_lines.append(line)
-            continue
-        else:
-            rest_text = line
-            while True:
-                # 分割最前面的一行
-                point = int(len(rest_text) * (text_width / line_width))
-
-                # 检查断点是否在数字中间
-                numbers = indexNumber(rest_text)
-
-                for number in numbers:
-                    if number[1] < point < number[1] + len(number[0]) and number[1] != 0:
-                        point = number[1]
-                        break
-
-                final_lines.append(rest_text[:point])
-                rest_text = rest_text[point:]
-                line_width = text_render_font.getlength(rest_text)
-                if line_width < text_width:
-                    final_lines.append(rest_text)
-                    break
-                else:
-                    continue
-    # 准备画布
-    img = Image.new('RGBA', (width, max(280, len(final_lines) * 35 + 65)), (255, 255, 255, 255))
-    draw = ImageDraw.Draw(img, mode='RGBA')
-
-    logging.debug("正在绘制图片...")
-    # 绘制正文
-    line_number = 0
-    offset_x = 20
-    offset_y = 30
-    for final_line in final_lines:
-        draw.text((offset_x, offset_y + 35 * line_number), final_line, fill=(0, 0, 0), font=text_render_font)
-        # 遍历此行,检查是否有emoji
-        idx_in_line = 0
-        for ch in final_line:
-            # if self.is_emoji(ch):
-            #     emoji_img_valid = ensure_emoji(hex(ord(ch))[2:])
-            #     if emoji_img_valid:  # emoji图像可用,绘制到指定位置
-            #         emoji_image = Image.open("emojis/{}.png".format(hex(ord(ch))[2:]), mode='r').convert('RGBA')
-            #         emoji_image = emoji_image.resize((32, 32))
-
-            #         x, y = emoji_image.size
-
-            #         final_emoji_img = Image.new('RGBA', emoji_image.size, (255, 255, 255))
-            #         final_emoji_img.paste(emoji_image, (0, 0, x, y), emoji_image)
-
-            #         img.paste(final_emoji_img, box=(int(offset_x + idx_in_line * 32), offset_y + 35 * line_number))
-
-            # 检查字符占位宽
-            char_code = ord(ch)
-            if char_code >= 127:
-                idx_in_line += 1
-            else:
-                idx_in_line += 0.5
-
-        line_number += 1
-
-    logging.debug("正在保存图片...")
-    img.save(save_as)
-
-    return save_as