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main.py
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# encoding:utf-8
import json
import os
import langid
from bridge.bridge import Bridge
from bridge.context import ContextType
from bridge.reply import Reply, ReplyType
from config import conf
import plugins
from plugins import *
from common.log import logger
import replicate
from common.expired_dict import ExpiredDict
@plugins.register(name="replicate", desc="利用replicate api来画图", version="0.3", author="lanvent")
class Replicate(Plugin):
def __init__(self):
super().__init__()
curdir = os.path.dirname(__file__)
config_path = os.path.join(curdir, "config.json")
self.params_cache = ExpiredDict(60 * 60)
if not os.path.exists(config_path):
logger.info('[RP] 配置文件不存在，将使用config-template.json模板')
config_path = os.path.join(curdir, "config.json.template")
try:
self.apitoken = None
if os.environ.get("replicate_api_token", None):
self.apitoken = os.environ.get("replicate_api_token")
if os.environ.get("replicate_api_token".upper(), None):
self.apitoken = os.environ.get("replicate_api_token".upper())
with open(config_path, "r", encoding="utf-8") as f:
config = json.load(f)
self.rules = config["rules"]
self.default_params = config["defaults"]
if not self.apitoken:
self.apitoken = config["replicate_api_token"]
if self.apitoken == "YOUR API TOKEN":
raise Exception("please set your api token in config or environment variable.")
self.client = replicate.Client(self.apitoken)
self.translate_prompt = config.get("translate_prompt", False)
self.handlers[Event.ON_HANDLE_CONTEXT] = self.on_handle_context
logger.info("[RP] inited")
except Exception as e:
if isinstance(e, FileNotFoundError):
logger.warn(f"[RP] init failed, config.json not found.")
else:
logger.warn("[RP] init failed." + str(e))
raise e
def on_handle_context(self, e_context: EventContext):
if e_context['context'].type not in [ContextType.IMAGE_CREATE, ContextType.IMAGE]:
return
logger.debug("[RP] on_handle_context. content: %s" %e_context['context'].content)
logger.info("[RP] image_query={}".format(e_context['context'].content))
reply = Reply()
try:
user_id = e_context['context']["session_id"]
content = e_context['context'].content[:]
if e_context['context'].type == ContextType.IMAGE_CREATE:
# 解析用户输入 如"横版 高清 二次元:cat"
content = content.replace("，", ",").replace("：", ":")
if ":" in content:
keywords, prompt = content.split(":", 1)
else:
keywords = content
prompt = ""
keywords = keywords.split()
unused_keywords = []
if "help" in keywords or "帮助" in keywords:
reply.type = ReplyType.INFO
reply.content = self.get_help_text(verbose = True)
else:
rule_params = {}
for keyword in keywords:
matched = False
for rule in self.rules:
if keyword in rule["keywords"]:
for key in rule["params"]:
rule_params[key] = rule["params"][key]
matched = True
break # 一个关键词只匹配一个规则
if not matched:
unused_keywords.append(keyword)
logger.info("[RP] keyword not matched: %s, add to prompt" % keyword)
params = {**self.default_params, **rule_params}
params["prompt"] = params.get("prompt", "")
if unused_keywords:
if prompt:
prompt += f", {', '.join(unused_keywords)}"
else:
prompt = ', '.join(unused_keywords)
if prompt:
if self.translate_prompt:
lang = langid.classify(prompt)[0]
if lang != "en":
logger.info("[RP] translate prompt from {} to en".format(lang))
try:
prompt = Bridge().fetch_translate(prompt, to_lang= "en")
except Exception as e:
logger.info("[RP] translate failed: {}".format(e))
logger.info("[RP] translated prompt={}".format(prompt))
params["prompt"] += f", {prompt}"
logger.info("[RP] params={}".format(params))
if params.get("model",None) is None or params.get("version",None) is None:
logger.info("[RP] model or version not set, exit")
return
if params.get("image",None):
self.params_cache[user_id] = params
reply.type = ReplyType.INFO
reply.content = "请发送一张图片给我"
else:
model = self.client.models.get(params.pop("model"))
version = model.versions.get(params.pop("version"))
if "_model" in params:
params["model"] = params.pop("_model")
if "_version" in params:
params["version"] = params.pop("_version")
result = version.predict(**params)
if isinstance(result, list):
result = result[-1]
reply.type = ReplyType.IMAGE_URL
reply.content = result
e_context.action = EventAction.BREAK_PASS # 事件结束后，跳过处理context的默认逻辑
e_context['reply'] = reply
else:
cmsg = e_context['context']['msg']
if user_id in self.params_cache:
params = self.params_cache[user_id]
del self.params_cache[user_id]
cmsg.prepare()
img_key = params.pop("image")
params[img_key]=open(content,"rb")
model = self.client.models.get(params.pop("model"))
version = model.versions.get(params.pop("version"))
if "_model" in params:
params["model"] = params.pop("_model")
if "_version" in params:
params["version"] = params.pop("_version")
result = version.predict(**params)
if isinstance(result, list):
result = result[-1]
reply.type = ReplyType.IMAGE_URL
reply.content = result
logger.info("[RP] result={}".format(result))
e_context['reply'] = reply
e_context.action = EventAction.BREAK_PASS # 事件结束后，跳过处理context的默认逻辑
except Exception as e:
reply.type = ReplyType.ERROR
reply.content = "[RP] "+str(e)
e_context['reply'] = reply
logger.exception("[RP] exception: %s" % e)
e_context.action = EventAction.CONTINUE # 事件继续，交付给下个插件或默认逻辑
def get_help_text(self, verbose = False, **kwargs):
if not conf().get('image_create_prefix'):
return "画图功能未启用"
else:
trigger = conf()['image_create_prefix'][0]
help_text = "利用replicate api来画图。\n"
if not verbose:
return help_text
help_text += f"使用方法:\n使用\"{trigger}[关键词1] [关键词2]...:提示语\"的格式作画，如\"{trigger}竖版:girl\"\n"
help_text += "目前可用关键词：\n"
for rule in self.rules:
keywords = [f"[{keyword}]" for keyword in rule['keywords']]
help_text += f"{','.join(keywords)}"
if "desc" in rule:
help_text += f"-{rule['desc']}\n"
else:
help_text += "\n"
return help_text