新增AI绘图功能

plugins/ai_gen_image/__init__.py

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+# AI绘图插件
+# 基于pollinations.ai API生成图片

plugins/ai_gen_image/config.toml

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+[AIGenImage]
+enable = true
+command = ["AI绘图", "绘图", "画图", "生成图片"]
+command-format = """
+🎨AI绘图指令：
+AI绘图 描述文字
+"""
+
+# 图片生成API配置
+image_api_url = "https://image.pollinations.ai/prompt/{prompt}"
+default_width = 1024
+default_height = 1024
+default_model = "turbo"
+default_timeout = 300

plugins/ai_gen_image/main.py

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+import os
+import time
+import urllib.parse
+import uuid
+from typing import Dict, Any, List, Optional, Tuple
+
+import requests
+from loguru import logger
+from pathlib import Path
+
+from base.plugin_common.message_plugin_interface import MessagePluginInterface
+from base.plugin_common.plugin_interface import PluginStatus
+from utils.decorator.plugin_decorators import plugin_stats_decorator
+from utils.robot_cmd.robot_command import Feature, PermissionStatus, GroupBotManager
+from utils.decorator.points_decorator import plugin_points_cost
+from wechat_ipad import WechatAPIClient
+
+
+class AIGenImagePlugin(MessagePluginInterface):
+    """AI绘图插件"""
+
+    # 功能权限常量
+    FEATURE_KEY = "AI_GEN_IMAGE"
+    FEATURE_DESCRIPTION = "🎨 AI绘图功能 [AI绘图, 绘图, 画图, 生成图片]"
+
+    @property
+    def name(self) -> str:
+        return "AI绘图"
+
+    @property
+    def version(self) -> str:
+        return "1.0.0"
+
+    @property
+    def description(self) -> str:
+        return "提供AI绘图功能，基于pollinations.ai生成图片"
+
+    @property
+    def author(self) -> str:
+        return "liu.wei"
+
+    @property
+    def command_prefix(self) -> Optional[str]:
+        return ""  # 不需要前缀，直接匹配命令
+
+    @property
+    def commands(self) -> List[str]:
+        return self._commands
+
+    @property
+    def feature_key(self) -> Optional[str]:
+        return self.FEATURE_KEY
+
+    @property
+    def feature_description(self) -> Optional[str]:
+        return self.FEATURE_DESCRIPTION
+
+    def __init__(self):
+        super().__init__()
+        self.feature = self.register_feature()
+
+    def initialize(self, context: Dict[str, Any]) -> bool:
+        """初始化插件"""
+        self.LOG = logger
+        self.LOG.info(f"正在初始化 {self.name} 插件...")
+
+        # 保存上下文对象
+        self.event_system = context.get("event_system")
+
+        # 从配置文件加载配置
+        self._commands = self._config.get("AIGenImage", {}).get("command", ["AI绘图", "绘图", "画图", "生成图片"])
+        self.command_format = self._config.get("AIGenImage", {}).get("command-format", "AI绘图 描述文字")
+        self.enable = self._config.get("AIGenImage", {}).get("enable", True)
+        
+        # API配置
+        self.image_api_url = self._config.get("AIGenImage", {}).get("image_api_url", "https://image.pollinations.ai/prompt/{prompt}")
+        self.default_width = self._config.get("AIGenImage", {}).get("default_width", 1024)
+        self.default_height = self._config.get("AIGenImage", {}).get("default_height", 1024)
+        self.default_model = self._config.get("AIGenImage", {}).get("default_model", "turbo")
+        self.default_timeout = self._config.get("AIGenImage", {}).get("default_timeout", 300)
+        
+        # 确保临时目录存在
+        self.temp_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))), 'temp')
+        os.makedirs(self.temp_dir, exist_ok=True)
+        
+        self.LOG.info(f"[{self.name}] 插件初始化完成，指令：{self._commands}")
+        return True
+
+    def start(self) -> bool:
+        """启动插件"""
+        self.LOG.info(f"[{self.name}] 插件已启动")
+        self.status = PluginStatus.RUNNING
+        return True
+
+    def stop(self) -> bool:
+        """停止插件"""
+        self.LOG.info(f"[{self.name}] 插件已停止")
+        self.status = PluginStatus.STOPPED
+        return True
+
+    def can_process(self, message: Dict[str, Any]) -> bool:
+        """检查是否可以处理该消息"""
+        if not self.enable:
+            return False
+
+        content = str(message.get("content", "")).strip()
+        command = content.split(" ")[0]
+
+        return command in self._commands
+
+    @plugin_stats_decorator(plugin_name="AI绘图")
+    @plugin_points_cost(5, "AI绘图消耗积分", FEATURE_KEY)
+    async def process_message(self, message: Dict[str, Any]) -> Tuple[bool, Optional[str]]:
+        """处理消息"""
+        content = str(message.get("content", "")).strip()
+        self.LOG.debug(f"插件执行： {self.name}：{content}")
+        command = content.split(" ")[0]
+        sender = message.get("sender")
+        roomid = message.get("roomid", "")
+        gbm: GroupBotManager = message.get("gbm")
+        bot: WechatAPIClient = message.get("bot")
+
+        # 检查命令格式
+        if len(content.split(" ")) == 1:
+            await bot.send_text_message((roomid if roomid else sender), f"❌命令格式错误！\n{self.command_format}"
+                                        , sender)
+            return False, "命令格式错误"
+
+        # 检查权限
+        if roomid and gbm.get_group_permission(roomid, self.feature) == PermissionStatus.DISABLED:
+            return False, "没有权限"
+
+        # 提取描述文字
+        prompt = content[len(command):].strip()
+
+        try:
+            # 发送提示消息
+            await bot.send_text_message((roomid if roomid else sender), f"🎨正在生成图片，请稍候...", sender)
+            
+            # 生成图片
+            image_path = self._generate_image(prompt)
+            if not image_path or not os.path.exists(image_path):
+                await bot.send_text_message((roomid if roomid else sender), f"❌生成图片失败，请重试", sender)
+                return False, "生成图片失败"
+
+            # 发送图片
+            await bot.send_image_message((roomid if roomid else sender), Path(image_path))
+            return True, "发送成功"
+
+        except Exception as e:
+            self.LOG.error(f"处理AI绘图请求出错: {e}")
+            await bot.send_text_message((roomid if roomid else sender), f"❌生成图片出错: {str(e)}", sender)
+            return False, f"处理出错: {e}"
+
+    def _generate_image(self, prompt: str) -> str:
+        """生成图片并返回图片路径"""
+        try:
+            # 准备API参数
+            params = {
+                "width": self.default_width,
+                "height": self.default_height,
+                "model": self.default_model,
+                "seed": int(time.time()) % 1000000  # 使用时间戳作为随机种子
+            }
+            
+            # 编码提示词
+            encoded_prompt = urllib.parse.quote(prompt)
+            url = self.image_api_url.format(prompt=encoded_prompt)
+            
+            self.LOG.info(f"正在生成图片，提示词: {prompt[:30]}...")
+            
+            # 发送请求
+            response = requests.get(url, params=params, timeout=self.default_timeout)
+            response.raise_for_status()
+            
+            # 保存图片
+            image_filename = f"ai_image_{uuid.uuid4().hex[:8]}.jpg"
+            image_path = os.path.join(self.temp_dir, image_filename)
+            
+            with open(image_path, 'wb') as f:
+                f.write(response.content)
+                
+            self.LOG.info(f"图片生成成功，保存至: {image_path}")
+            return image_path
+            
+        except Exception as e:
+            self.LOG.error(f"生成图片出错: {e}")
+            return ""