Python script, ASCII text executable
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import common
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import time
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import os
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import config
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import email_send
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import shutil
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from celery import shared_task
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from app import db, _
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from smtplib import SMTP
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from celery.utils.log import get_task_logger
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from sqlalchemy.orm import make_transient
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from datetime import datetime
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@shared_task(ignore_result=False)
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def send_notification(user_notification_id):
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from models import UserNotification, Commit, Post, PullRequest
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user_notification = db.session.get(UserNotification, user_notification_id)
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user = user_notification.user
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notification = user_notification.notification
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if user.email:
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with (SMTP(config.MAIL_SERVER) as mail):
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match notification.data.get("type"):
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case "welcome":
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message = email_send.make_multipart_message(
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f"[system] Welcome, {user.username}",
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config.NOTIFICATION_EMAIL,
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user.email,
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"welcome",
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username=user.username
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)
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case "commit":
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commit = db.session.get(Commit, notification.data.get("commit"))
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line_separator = "\n\n" # hack so it works in older Pythons
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newline = "\n"
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message = email_send.make_multipart_message(
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f"[commit in {notification.data.get('repo')}] {commit.message.partition(line_separator)[0].replace(newline, ' ')}",
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config.NOTIFICATION_EMAIL,
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user.email,
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"commit",
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username=user.username,
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commit=commit,
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url="https://" if config.suggest_https else "http://" + config.BASE_DOMAIN + "/repo/" + notification.data.get("repo") + "/commit/" + notification.data.get("commit")
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)
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case "post":
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post = db.session.get(Post, notification.data.get("post"))
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message = email_send.make_multipart_message(
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f"[post in {notification.data.get('repo')}] {post.subject}",
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config.NOTIFICATION_EMAIL,
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user.email,
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"forum",
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username=user.username,
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post=post,
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url="https://" if config.suggest_https else "http://" + config.BASE_DOMAIN + "/repo/" + notification.data.get("repo") + "/post/" + notification.data.get("post")
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)
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case "pr":
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pr = db.session.get(PullRequest, notification.data.get("pr"))
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message = email_send.make_multipart_message(
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f"[PR in {notification.data.get('repo')}] {pr.head_route}:{pr.head_branch} -> {pr.base_route}:{pr.base_branch}",
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config.NOTIFICATION_EMAIL,
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user.email,
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"pr",
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username=user.username,
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pr=pr,
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url="https://" if config.suggest_https else "http://" + config.BASE_DOMAIN + notification.data.get("base") + "/prs/"
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)
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mail.sendmail(config.NOTIFICATION_EMAIL, user.email, message)
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return 0 # notification sent successfully
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@shared_task(ignore_result=False)
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def merge_heads(head_route, head_branch, base_route, base_branch, pr_id, simulate=True):
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from models import Repo, Commit, PullRequest
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server_repo_location = os.path.join(config.REPOS_PATH, base_route.lstrip("/"))
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pull_request = db.session.get(PullRequest, pr_id)
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if not os.path.isdir(server_repo_location):
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raise FileNotFoundError(f"Repo {server_repo_location} not found, cannot merge.")
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if base_route == head_route:
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common.git_command(server_repo_location, b"", "checkout", f"{base_branch}")
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if simulate:
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out, err, merge_exit = common.git_command(server_repo_location, b"", "merge", "--no-commit", "--no-ff", f"heads/{head_branch}",
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return_err=True, return_exit=True)
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# Undo the merge.
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common.git_command(server_repo_location, b"", "merge", "--abort")
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else:
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out, err, merge_exit = common.git_command(server_repo_location, b"", "merge", f"heads/{head_branch}",
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return_err=True, return_exit=True)
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pull_request.state = 1
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for resolves in pull_request.resolves:
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resolves.post.state = 0
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db.session.commit()
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new_commits = common.git_command(server_repo_location, b"", "log", "--oneline", f"heads/{base_branch}..heads/{head_branch}")
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return "merge_simulator" if simulate else "merge", out, err, head_route, head_branch, base_route, base_branch, merge_exit, new_commits
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# Otherwise, we need to fetch the head repo.
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remote_url = "https://" if config.suggest_https else "http://" + os.path.join(config.BASE_DOMAIN + f":{config.port}" if config.port not in {80, 443} else "", "git", head_route.lstrip("/"))
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out, err = b"", b""
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part_out, part_err = common.git_command(server_repo_location, b"", "remote", "add", "NEW", remote_url, return_err=True)
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out += part_out
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err += part_err
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part_out, part_err = common.git_command(server_repo_location, b"", "remote", "update", return_err=True)
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out += part_out
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err += part_err
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part_out, part_err = common.git_command(server_repo_location, b"", "fetch", "NEW", f"{head_branch}", return_err=True)
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out += part_out
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err += part_err
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part_out, part_err = common.git_command(server_repo_location, b"", "checkout", f"{base_branch}", return_err=True)
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out += part_out
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err += part_err
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new_commits, part_err = common.git_command(server_repo_location, b"", "log", "--pretty=format:\"%H\"", f"heads/{base_branch}..NEW/{head_branch}", "--", return_err=True)
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new_commits = new_commits.decode().splitlines()
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err += part_err
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if simulate:
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part_out, part_err, merge_exit = common.git_command(server_repo_location, b"", "merge", "--allow-unrelated-histories",
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"--no-commit", "--no-ff", f"NEW/{head_branch}", return_err=True, return_exit=True)
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else:
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part_out, part_err, merge_exit = common.git_command(server_repo_location, b"", "merge", "--allow-unrelated-histories",
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f"NEW/{head_branch}", return_err=True, return_exit=True)
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diff, diff_exit = common.git_command(server_repo_location, b"", "diff", "--check", return_exit=True)
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out += part_out
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err += part_err
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part_out, part_err = common.git_command(server_repo_location, b"", "remote", "rm", "NEW", return_err=True)
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out += part_out
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err += part_err
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if simulate:
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# Undo the merge.
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common.git_command(server_repo_location, b"", "merge", "--abort")
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else:
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# Copy the commits rows from the head repo to the base repo
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for commit in new_commits:
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commit_data = Commit.query.filter_by(repo_name=head_route, sha=commit).first()
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db.session.expunge(commit_data)
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make_transient(commit_data)
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commit_data.repo_name = base_route
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commit_data.identifier = f"{base_route}/{commit_data.sha}"
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commit_data.receive_date = datetime.now()
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db.session.add(commit_data)
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# Consider the PR merged.
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pull_request.state = 1
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for resolves in pull_request.resolves:
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resolves.post.state = 0
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db.session.commit()
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return "merge_simulator" if simulate else "merge", out, err, head_route, head_branch, base_route, base_branch, merge_exit, new_commits
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@shared_task(ignore_result=False)
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def copy_site(route):
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from models import Repo
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repo = db.session.get(Repo, route)
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server_repo_location = os.path.join(config.REPOS_PATH, route.lstrip("/"))
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subdomain = repo.owner.username
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subpath = repo.name if repo.has_site != 2 else ""
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site_location = os.path.join(config.SITE_PATH, subdomain, subpath)
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# Get the branch to be used for the site; if it somehow doesn't exist, use the default branch.
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branch = repo.site_branch or repo.default_branch
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# Make a shallow clone of the repo; this prevents getting the full git database when it's not needed.
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if os.path.isdir(site_location):
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# Delete the old site.
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shutil.rmtree(site_location)
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common.git_command(config.SITE_PATH, b"", "clone", "--depth=1", f"--branch={branch}", os.path.join(os.getcwd(), server_repo_location), os.path.join(subdomain, subpath))
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@shared_task(ignore_result=False)
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def delete_site(route):
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from models import Repo
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repo = db.session.get(Repo, route)
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subdomain = repo.owner.username
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subpath = repo.name if repo.has_site != 2 else "."
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site_location = os.path.join(config.SITE_PATH, subdomain, subpath)
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if os.path.isdir(site_location):
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shutil.rmtree(site_location)
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# Redo the primary site.
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primary_site = Repo.query.filter_by(owner=repo.owner, has_site=2).first()
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if primary_site:
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copy_site(primary_site.route)
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@shared_task(ignore_result=False)
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def request_email_change(username, email):
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from models import User, EmailChangeRequest
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user = db.session.get(User, username)
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request = EmailChangeRequest(user, email)
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db.session.add(request)
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db.session.commit()
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message = email_send.make_multipart_message(
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"Email change request for {username}".format(username=username),
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config.NOTIFICATION_EMAIL,
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email,
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"email-change",
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username=username,
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code=request.code,
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new_email=email,
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url="https://" if config.suggest_https else "http://" + config.BASE_DOMAIN + "/settings/confirm-email/" + request.code
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)
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with (SMTP(config.MAIL_SERVER) as mail):
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mail.sendmail(config.NOTIFICATION_EMAIL, email, message)
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