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command.py
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import os
import subprocess
import traceback
from abc import ABC, abstractmethod
from datetime import datetime
from typing import Tuple
from PyQt5.QtCore import pyqtSignal, QThreadPool, QObject, QRunnable
from src.callback import CallbackScriptBuilder
class Command(ABC):
def __init__(self, repo_path: str):
super().__init__()
self.repo_path = repo_path
@abstractmethod
def execute(self, ):
"""执行命令"""
pass
class WorkerSignals(QObject):
finished = pyqtSignal(bool, str) # success, output
class CommandWorker(QRunnable):
def __init__(self, command, callback=None):
super().__init__()
self.command = command
self.callback = callback
self.signals = WorkerSignals()
if callback:
self.signals.finished.connect(callback)
def run(self):
"""在工作线程中执行"""
try:
print(f"执行命令: {self.command.__class__.__name__}")
success, output = self.command.execute()
self.signals.finished.emit(success, output)
except Exception as e:
error_msg = f"命令执行异常: {str(e)}\n{traceback.format_exc()}"
print(error_msg)
self.signals.finished.emit(False, error_msg)
# 获取指定分支的提交信息
class GetBranchCommitsCommand(Command):
def __init__(self, repo_path: str, branch_name: str):
"""
:param repo_path:仓库路径
:param branch_name:分支名称
"""
super().__init__(repo_path)
self.branch_name = branch_name
def execute(self):
try:
print("获取指定分支的提交信息")
result = subprocess.run([
"git",
"log",
"--pretty=format:%h %an <%ae> %ad %s %d",
"--date=iso",
self.branch_name
], cwd=self.repo_path, encoding='utf-8', errors='replace', capture_output=True, text=True)
if result.returncode == 0:
return True, result.stdout
else:
return False, result.stderr
except Exception as e:
return False, str(e)
# 编辑单条提交信息
class EditSingleCommitCommand(Command):
def __init__(self, repo_path: str, commit_id: str, new_author: str, new_email: str,
new_commit_message: str, new_commit_time: datetime):
"""
:param repo_path:仓库路径
:param commit_id:提交ID
:param new_author:新的作者
:param new_email:新的邮箱
:param new_commit_message:新的提交信息
:param new_commit_time:新的提交时间
"""
super().__init__(repo_path)
self.commit_id = commit_id
self.new_commit_message = new_commit_message
self.new_commit_time = new_commit_time
self.new_author = new_author
self.new_email = new_email
def execute(self):
# 创建文件
file_name = "edit_commit_callback.py"
target_file_path = os.path.join(self.repo_path, file_name)
try:
ok = CallbackScriptBuilder.build_single_commit_callback(
filepath=target_file_path,
target_hash=self.commit_id,
author_name=self.new_author,
author_email=self.new_email,
commit_message=self.new_commit_message,
commit_time=self.new_commit_time # 格式：2024-01-01T10:00:00
)
if not ok:
return False, "生成文件失败"
result = subprocess.run([
"git-filter-repo",
"--commit-callback", file_name
, "--force"
], cwd=self.repo_path, encoding='utf-8',
errors='replace', capture_output=True, text=True)
if result.returncode == 0:
return True, "提交信息修改成功"
else:
return False, result.stderr
except Exception as e:
return False, str(e)
finally:
if os.path.exists(target_file_path):
os.remove(target_file_path)
# 编辑单条提交信息
class EditBulkCommitCommand(Command):
def __init__(self, repo_path: str, commit_changes: dict):
"""
:param repo_path:仓库路径
:param commit_changes:提交信息
"""
super().__init__(repo_path)
self.commit_changes = commit_changes
def execute(self):
# 创建文件
file_name = "rewrite_callback.py"
target_file_path = os.path.join(self.repo_path, file_name)
try:
ok = CallbackScriptBuilder.build_bulk_commit_callback(target_file_path, self.commit_changes)
if not ok:
return False, "生成文件失败"
result = subprocess.run([
"git-filter-repo",
"--commit-callback", file_name
, "--force"
], cwd=self.repo_path, encoding='utf-8',
errors='replace', capture_output=True, text=True)
if result.returncode == 0:
return True, "批量修改作者、邮箱及时间信息成功"
else:
return False, result.stderr
except Exception as e:
return False, str(e)
finally:
if os.path.exists(target_file_path):
os.remove(target_file_path)
# 切换分支
class CheckoutCommand(Command):
def __init__(self, repo_path: str, branch_name: str):
"""
:param repo_path:仓库路径
:param branch_name:分支名称
"""
super().__init__(repo_path)
self.branch_name = branch_name
def execute(self):
try:
result = subprocess.run([
"git",
"checkout",
self.branch_name
], cwd=self.repo_path, encoding='utf-8',
errors='replace', capture_output=True, text=True)
if result.returncode == 0:
return True, "切换分支成功"
else:
return False, result.stderr
except Exception as e:
return False, str(e)
# 获取所有分支
class GetAllBranchesCommand(Command):
def __init__(self, repo_path: str):
"""
:param repo_path:仓库路径
"""
super().__init__(repo_path)
def execute(self):
try:
result = subprocess.run([
"git",
"branch"
, "-a"
], cwd=self.repo_path, encoding='utf-8',
errors='replace', capture_output=True, text=True)
if result.returncode == 0:
branches = [line.strip() for line in result.stdout.split("\n") if line.strip() != '']
return True, branches
else:
return False, result.stderr
except Exception as e:
return False, str(e)
# 获取远程仓库地址
class GetRemoteRepoUrlCommand(Command):
def __init__(self, repo_path: str):
"""
:param repo_path:仓库路径
"""
super().__init__(repo_path)
def execute(self):
try:
result = subprocess.run([
"git",
"remote",
"get-url",
"origin"
], cwd=self.repo_path, encoding='utf-8',
errors='replace', capture_output=True, text=True)
if result.returncode == 0:
return True, result.stdout.strip()
else:
return False, result.stderr
except Exception as e:
return False, str(e)
# 设置远程仓库
class SetRemoteUrlCommand(Command):
def __init__(self, repo_path: str, remote_url: str):
super().__init__(repo_path)
self.remote_url = remote_url
def execute(self) -> Tuple[bool, str]:
try:
result = subprocess.run(["git", "remote", "add", "origin", self.remote_url], cwd=self.repo_path,
capture_output=True, text=True)
if result.returncode == 0:
return True, result.stdout.strip()
else:
return False, result.stderr
except Exception as e:
return False, str(e)
class Executor:
@staticmethod
def executeAsync(command: Command, callback=None):
try:
worker = CommandWorker(command, callback)
# 设置自动删除
worker.setAutoDelete(True)
# 使用全局线程池
QThreadPool.globalInstance().start(worker)
except Exception as e:
print(f"提交异步任务失败: {e}")
if callback:
callback(False, str(e))
@staticmethod
def execute(command: Command):
return command.execute()