155 lines
4.9 KiB
Python
155 lines
4.9 KiB
Python
import os
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import re
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import lxml.html
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from lxml.html.clean import Cleaner
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import ghdiff
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import gittle.utils
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from gittle import Gittle
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from dulwich.repo import NotGitRepository
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from werkzeug.utils import escape, unescape
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from util import to_canonical
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from realms.models import Site
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class MyGittle(Gittle):
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def file_history(self, path):
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"""Returns all commits where given file was modified
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"""
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versions = []
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commits_info = self.commit_info()
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seen_shas = set()
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for commit in commits_info:
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try:
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files = self.get_commit_files(commit['sha'], paths=[path])
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file_path, file_data = files.items()[0]
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except IndexError:
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continue
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file_sha = file_data['sha']
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if file_sha in seen_shas:
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continue
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else:
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seen_shas.add(file_sha)
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versions.append(dict(author=commit['author']['name'],
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time=commit['time'],
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file_sha=file_sha,
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sha=commit['sha'],
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message=commit['message']))
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return versions
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def mv_fs(self, file_pair):
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old_name, new_name = file_pair
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os.rename(self.path + "/" + old_name, self.path + "/" + new_name)
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class Wiki():
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path = None
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base_path = '/'
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default_ref = 'master'
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default_committer_name = 'Anon'
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default_committer_email = 'anon@anon.anon'
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index_page = 'home'
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repo = None
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def __init__(self, path):
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try:
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self.repo = MyGittle(path)
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except NotGitRepository:
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self.repo = MyGittle.init(path)
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self.path = path
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def revert_page(self, name, commit_sha, message, username):
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page = self.get_page(name, commit_sha)
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if not page:
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# Page not found
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return None
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commit_info = gittle.utils.git.commit_info(self.repo[commit_sha])
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message = commit_info['message']
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return self.write_page(name, page['data'], message=message, username=username)
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def write_page(self, name, content, message=None, create=False, username=None, email=None):
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def escape_repl(m):
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if m.group(1):
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return "```" + escape(m.group(1)) + "```"
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def unescape_repl(m):
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if m.group(1):
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return "```" + unescape(m.group(1)) + "```"
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# prevents p tag from being added, we remove this later
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content = '<div>' + content + '</div>'
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content = re.sub(r"```(.*?)```", escape_repl, content, flags=re.DOTALL)
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tree = lxml.html.fromstring(content)
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cleaner = Cleaner(remove_unknown_tags=False,
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kill_tags=set(['style']),
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safe_attrs_only=False)
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tree = cleaner.clean_html(tree)
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content = lxml.html.tostring(tree, encoding='utf-8', method='html')
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# post processing to fix errors
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content = content[5:-6]
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# FIXME this is for block quotes, doesn't work for double ">"
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content = re.sub(r"(\n>)", "\n>", content)
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content = re.sub(r"(^>)", ">", content)
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content = re.sub(r"```(.*?)```", unescape_repl, content, flags=re.DOTALL)
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filename = self.cname_to_filename(to_canonical(name))
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f = open(self.path + "/" + filename, 'w')
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f.write(content)
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f.close()
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if create:
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self.repo.add(filename)
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if not message:
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message = "Updated %s" % name
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if not username:
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username = self.default_committer_name
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if not email:
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email = "%s@realms.io" % username
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return self.repo.commit(name=username,
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email=email,
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message=message,
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files=[filename])
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def rename_page(self, old_name, new_name):
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old_name, new_name = map(self.cname_to_filename, [old_name, new_name])
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self.repo.mv([(old_name, new_name)])
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self.repo.commit(name=self.default_committer_name,
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email=self.default_committer_email,
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message="Moving %s to %s" % (old_name, new_name),
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files=[old_name])
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def get_page(self, name, sha='HEAD'):
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# commit = gittle.utils.git.commit_info(self.repo[sha])
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name = self.cname_to_filename(name)
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try:
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return self.repo.get_commit_files(sha, paths=[name]).get(name)
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except KeyError:
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# HEAD doesn't exist yet
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return None
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def compare(self, name, old_sha, new_sha):
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old = self.get_page(name, sha=old_sha)
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new = self.get_page(name, sha=new_sha)
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return ghdiff.diff(old['data'], new['data'])
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def get_history(self, name):
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return self.repo.file_history(self.cname_to_filename(name))
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def cname_to_filename(self, cname):
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return cname.lower() + ".md" |