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git.py
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git.py
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import time
import os
import re
import requests
import fetch_raw_diff
from flask import Flask
from flask_github import GitHub
from util import localfile
app = Flask(__name__)
app.config['GITHUB_CLIENT_ID'] = os.environ.get('GITHUB_CLIENT_ID')
app.config['GITHUB_CLIENT_SECRET'] = os.environ.get('GITHUB_CLIENT_SECRET')
app.config['GITHUB_BASE_URL'] = 'https://api.github.com/'
app.config['GITHUB_AUTH_URL'] = 'https://github.com/login/oauth/'
LOCAL_DATA_PATH = '/DATA/luyao'
api = GitHub(app)
@api.access_token_getter
def token_getter():
access_token = '9c34a60a61bfcb213b52d8b388f577f34c379987'
return access_token
def text2list_precheck(func):
def proxy(text):
if text is None:
return []
ret = func(text)
return ret
return proxy
@text2list_precheck
def get_numbers(text):
nums = list(filter(lambda x: len(x) >= 3, re.findall('([0-9]+)', text)))
nums = list(set(nums))
return nums
@text2list_precheck
def get_version_numbers(text):
nums = [''.join(x) for x in re.findall('(\d+\.)?(\d+\.)(\d+)', text)]
nums = list(set(nums))
return nums
@text2list_precheck
def get_pr_and_issue_numbers(text):
nums = []
nums += re.findall('#([0-9]+)', text)
nums += re.findall('pull\/([0-9]+)', text)
nums += re.findall('issues\/([0-9]+)', text)
nums = list(filter(lambda x: len(x) > 0, nums))
nums = list(set(nums))
return nums
def check_too_big(pull):
if not ("changed_files" in pull):
pull = get_pull(pull["base"]["repo"]["full_name"], pull["number"])
if not ("changed_files" in pull):
pull = get_pull(pull["base"]["repo"]["full_name"], pull["number"], True)
if pull["changed_files"] > 50:
return True
if (pull["additions"] >= 10000) or (pull["deletions"] >= 10000):
return True
return False
check_large_cache = {}
def check_large(pull):
global check_large_cache
index = (pull["base"]["repo"]["full_name"], pull["number"])
if index in check_large_cache:
return check_large_cache[index]
check_large_cache[index] = True # defalue true
if check_too_big(pull):
return True
try:
l = len(fetch_pr_info(pull))
except Exception as e:
if 'too big' in str(e):
return True
'''
if l == 0:
try:
file_list = fetch_file_list(pull, True)
except:
path = '/DATA/luyao/pr_data/%s/%s' % (pull["base"]["repo"]["full_name"], pull["number"])
flag_path = path + '/too_large_flag.json'
localfile.write_to_file(flag_path, 'flag')
print('too big', pull['html_url'])
return True
'''
path = '/DATA/luyao/pr_data/%s/%s/raw_diff.json' % (pull["base"]["repo"]["full_name"], pull["number"])
if os.path.exists(path) and (os.path.getsize(path) >= 50 * 1024):
return True
check_large_cache[index] = False
return False
'''
def fresh_pr_info(pull):
file_list = fetch_file_list(pull)
path = '/DATA/luyao/pr_data/%s/%s' % (pull["base"]["repo"]["full_name"], pull["number"])
parse_diff_path = path + '/parse_diff.json'
localfile.write_to_file(parse_diff_path, file_list)
'''
file_list_cache = {}
def fetch_pr_info(pull, must_in_local = False):
global file_list_cache
ind = (pull["base"]["repo"]["full_name"], pull["number"])
if ind in file_list_cache:
return file_list_cache[ind]
path = '/DATA/luyao/pr_data/%s/%s' % (pull["base"]["repo"]["full_name"], pull["number"])
parse_diff_path = path + '/parse_diff.json'
raw_diff_path = path + '/raw_diff.json'
pull_files_path = path + '/pull_files.json'
flag_path = path + '/too_large_flag.json'
if os.path.exists(flag_path):
raise Exception('too big', pull['html_url'])
if os.path.exists(parse_diff_path):
try:
ret = localfile.get_file(parse_diff_path)
file_list_cache[ind] = ret
return ret
except:
pass
if os.path.exists(raw_diff_path) or os.path.exists(pull_files_path):
if os.path.exists(raw_diff_path):
file_list = localfile.get_file(raw_diff_path)
elif os.path.exists(pull_files_path):
pull_files = localfile.get_file(pull_files_path)
file_list = [parse_diff(file["file_full_name"], file["changed_code"]) for file in pull_files]
else:
raise Exception('error on fetch local file %s' % path)
else:
if must_in_local:
raise Exception('not found in local')
try:
file_list = fetch_file_list(pull)
except:
localfile.write_to_file(flag_path, 'flag')
raise Exception('too big', pull['html_url'])
# print(path, [x["name"] for x in file_list])
localfile.write_to_file(parse_diff_path, file_list)
file_list_cache[ind] = file_list
return file_list
# -------------------About Repo--------------------------------------------------------
def get_repo_info(repo, type, renew=False):
save_path = LOCAL_DATA_PATH + '/pr_data/' + repo + '/%s_list.json' % type
if type == 'fork':
save_path = LOCAL_DATA_PATH + '/result/' + repo + '/forks_list.json'
if (os.path.exists(save_path)) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
print('start fetch new list for ', repo, type)
if (type == 'pull') or (type == 'issue'):
ret = api.request('GET', 'repos/%s/%ss?state=closed' % (repo, type), True)
ret.extend(api.request('GET', 'repos/%s/%ss?state=open' % (repo, type), True))
else:
if type == 'branch':
type = 'branche'
ret = api.request('GET', 'repos/%s/%ss' % (repo, type), True)
localfile.write_to_file(save_path, ret)
return ret
def fetch_commit(url, renew=False):
save_path = LOCAL_DATA_PATH + '/pr_data/%s.json' % url.replace('https://api.github.com/repos/','')
if os.path.exists(save_path) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
c = api.get(url)
time.sleep(0.7)
file_list = []
for f in c['files']:
if 'patch' in f:
file_list.append(fetch_raw_diff.parse_diff(f['filename'], f['patch']))
localfile.write_to_file(save_path, file_list)
return file_list
# ------------------About Pull Requests----------------------------------------------------
def get_pull(repo, num, renew=False):
save_path = LOCAL_DATA_PATH + '/pr_data/%s/%s/api.json' % (repo, num)
if os.path.exists(save_path) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
r = api.get('repos/%s/pulls/%s' % (repo, num))
time.sleep(1.0)
localfile.write_to_file(save_path, r)
return r
def get_pull_commit(pull, renew=False):
save_path = LOCAL_DATA_PATH + '/pr_data/%s/%s/commits.json' % (pull["base"]["repo"]["full_name"], pull["number"])
if os.path.exists(save_path) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
commits = api.request('GET', pull['commits_url'], True)
time.sleep(0.7)
localfile.write_to_file(save_path, commits)
return commits
def get_another_pull(pull, renew=False):
save_path = LOCAL_DATA_PATH + '/pr_data/%s/%s/another_pull.json' % (pull["base"]["repo"]["full_name"], pull["number"])
if os.path.exists(save_path) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
comments_href = pull["_links"]["comments"]["href"]
comments = api.request('GET', comments_href, True)
time.sleep(0.7)
candidates = []
for comment in comments:
candidates.extend(get_pr_and_issue_numbers(comment["body"]))
candidates.extend(get_pr_and_issue_numbers(pull["body"]))
result = list(set(candidates))
localfile.write_to_file(save_path, result)
return result
def fetch_file_list(pull, renew=False):
repo, num = pull["base"]["repo"]["full_name"], str(pull["number"])
save_path = LOCAL_DATA_PATH + '/pr_data/' + repo + '/' + num + '/raw_diff.json'
if os.path.exists(save_path) and (not renew):
try:
return localfile.get_file(save_path)
except:
pass
t = api.get('repos/%s/pulls/%s/files?page=3' % (repo, num))
file_list = []
if len(t) > 0:
raise Exception('too big', pull['html_url'])
else:
li = api.request('GET', 'repos/%s/pulls/%s/files' % (repo, num), True)
time.sleep(0.8)
for f in li:
if f.get('changes', 0) <= 5000 and ('filename' in f) and ('patch' in f):
file_list.append(fetch_raw_diff.parse_diff(f['filename'], f['patch']))
localfile.write_to_file(save_path, file_list)
return file_list
pull_commit_sha_cache = {}
def pull_commit_sha(p):
index = (p["base"]["repo"]["full_name"], p["number"])
if index in pull_commit_sha_cache:
return pull_commit_sha_cache[index]
c = get_pull_commit(p)
ret = [(x["sha"], x["commit"]["author"]["name"]) for x in list(filter(lambda x: x["commit"]["author"] is not None, c))]
pull_commit_sha_cache[index] = ret
return ret
# ------------------Data Pre Collection----------------------------------------------------
def run_and_save(repo, skip_big=False):
repo = repo.strip()
skip_exist = True
pulls = get_repo_info(repo, 'pull', True)
for pull in pulls:
num = str(pull["number"])
pull_dir = LOCAL_DATA_PATH + '/pr_data/' + repo + '/' + num
pull = get_pull(repo, num)
if skip_big and check_too_big(pull):
continue
if skip_exist and os.path.exists(pull_dir + '/raw_diff.json'):
continue
fetch_file_list(repo, pull)
print('finish on', repo, num)
if __name__ == "__main__":
#r = get_pull('angular/angular.js', '16629', 1)
#print(r['changed_files'])
# get_pull_commit(get_pull('ArduPilot/ardupilot', '8008'))
print(len(get_repo_info('FancyCoder0/INFOX', 'fork', True)))
print(len(get_repo_info('FancyCoder0/INFOX', 'pull', True)))
print(len(get_repo_info('FancyCoder0/INFOX', 'issue', True)))
print(len(get_repo_info('FancyCoder0/INFOX', 'commit', True)))
print(len(get_repo_info('tensorflow/tensorflow', 'branch', True)))
print(len(fetch_file_list(get_pull('FancyCoder0/INFOX', '113', True))))
print(get_another_pull(get_pull('facebook/react', '12503'), True))
print([x['commit']['message'] for x in get_pull_commit(get_pull('facebook/react', '12503'),True)])