174 lines
4.3 KiB
Python
Executable file
174 lines
4.3 KiB
Python
Executable file
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Update (or create if not existed) field 'seo.date_modified'
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in posts' Front Matter by their latest git commit date.
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Dependencies:
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- git
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- ruamel.yaml
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v2.0
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https://github.com/cotes2020/jekyll-theme-chirpy
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© 2018-2019 Cotes Chung
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Licensed under MIT
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"""
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import sys
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import os
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import getopt
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import subprocess
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import shutil
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import datetime
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import time
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from enum import Enum
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from ruamel.yaml import YAML
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from utils.common import get_yaml
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from utils.common import get_makrdown_files
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from utils.common import check_py_version
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Date = Enum('Date', ('GIT', 'FS'))
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POSTS_PATH = '_posts'
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def help():
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print("Usage: "
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" python update_posts_lastmod.py [options]\n"
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"Options:\n"
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" -f, --file <file path> Read a file.\n"
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" -d, --dir <directory path> Read from a directory.\n"
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" -h, --help Print help information\n"
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" -v, --verbose Print verbose logs\n"
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" -t, --datetime < git | fs > Chose post's datetime source, "
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"'git' for git-log, 'fs' for filesystem, default to 'git'.\n")
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def update_lastmod(posts, verbose, date):
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count = 0
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yaml = YAML()
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for post in posts:
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lastmod = ''
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if date == Date.GIT:
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git_log_count = subprocess.getoutput(
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"git log --pretty=%ad \"{}\" | wc -l".format(post))
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if git_log_count == "1":
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continue
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git_lastmod = subprocess.getoutput(
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"git log -1 --pretty=%ad --date=iso \"{}\"".format(post))
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if not git_lastmod:
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continue
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lates_commit = subprocess.check_output(
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['git', 'log', '-1', '--pretty=%B', post]).decode('utf-8')
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if "[Automation]" in lates_commit and "Lastmod" in lates_commit:
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continue
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lastmod = git_lastmod
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elif date == Date.FS:
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t = os.path.getmtime(post)
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dt = datetime.datetime.fromtimestamp(t)
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lastmod = dt.strftime('%F %T') + time.strftime(' %z')
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frontmatter, line_num = get_yaml(post)
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meta = yaml.load(frontmatter)
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if 'seo' in meta:
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if ('date_modified' in meta['seo'] and
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meta['seo']['date_modified'] == lastmod):
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continue
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else:
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meta['seo']['date_modified'] = lastmod
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else:
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meta.insert(line_num, 'seo', dict(date_modified=lastmod))
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output = 'new.md'
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if os.path.isfile(output):
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os.remove(output)
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with open(output, 'w', encoding='utf-8') as new, \
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open(post, 'r', encoding='utf-8') as old:
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new.write("---\n")
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yaml.dump(meta, new)
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new.write("---\n")
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line_num += 2
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lines = old.readlines()
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for line in lines:
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if line_num > 0:
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line_num -= 1
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continue
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else:
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new.write(line)
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shutil.move(output, post)
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count += 1
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if verbose:
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print("[INFO] update 'lastmod' for:" + post)
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if count > 0:
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print("[INFO] Success to update lastmod for {} post(s).".format(count))
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def main(argv):
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check_py_version()
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specific = False
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posts = []
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verbose = False
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date = Date.GIT
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try:
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opts, args = getopt.getopt(
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argv, "hf:d:vt:",
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["file=", "dir=", "help", "verbose", "datetime="])
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except getopt.GetoptError:
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help()
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sys.exit(2)
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for opt, arg in opts:
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if opt == '-h':
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help()
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sys.exit()
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elif opt == '-f' or opt == '--file':
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posts.append(arg)
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specific = True
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elif opt == '-d' or opt == '--dir':
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posts = get_makrdown_files(arg)
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specific = True
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elif opt == '-v' or opt == '--verbose':
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verbose = True
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elif opt == '-t' or opt == '--datetime':
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if arg == 'git':
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date = Date.GIT
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elif arg == 'fs':
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date = Date.FS
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else:
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help()
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sys.exit(2)
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if not specific:
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posts = get_makrdown_files(POSTS_PATH)
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update_lastmod(posts, verbose, date)
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main(sys.argv[1:])
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