Merge branch 'master' into no_gittle
# Conflicts: # realms/modules/wiki/models.py
This commit is contained in:
Chase Sterling
commit
3223e9fa65
14 changed files with 258 additions and 107 deletions
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@ -104,47 +104,87 @@ class WikiPage(HookMixin):
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return data
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@property
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def info(self):
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cache_key = self._cache_key('info')
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cached = cache.get(cache_key)
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if cached:
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return cached
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info = self.get_history(limit=1)[0]
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cache.set(cache_key, info)
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return info
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def get_history(self, limit=100):
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def history(self):
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"""Get page history.
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:param limit: Limit history size.
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:return: list -- List of dicts
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History can take a long time to generate for repositories with many commits.
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This returns an iterator to avoid having to load them all at once, and caches
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as it goes.
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:return: iter -- Iterator over dicts
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"""
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versions = []
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try:
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walker = self.wiki.repo.get_walker(paths=[self.filename], max_entries=limit, follow=True)
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except KeyError:
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# We don't have a head, no commits
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return []
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cache_head = []
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cache_tail = cache.get(self._cache_key('history')) or [{'_cache_missing': True}]
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while True:
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if not cache_tail:
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return
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for index, cached_rev in enumerate(cache_tail):
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if cached_rev.get("_cache_missing"):
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break
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else:
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yield cached_rev
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cache_head.extend(cache_tail[:index])
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cache_tail = cache_tail[index+1:]
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start_sha = cached_rev.get('sha')
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end_sha = cache_tail[0].get('sha') if cache_tail else None
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for rev in self._iter_revs(start_sha=start_sha, end_sha=end_sha, filename=cached_rev.get('filename')):
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cache_head.append(rev)
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placeholder = {
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'_cache_missing': True,
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'sha': rev['sha'],
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'filename': rev['new_filename']
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}
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cache.set(self._cache_key('history'), cache_head + [placeholder] + cache_tail)
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yield rev
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cache.set(self._cache_key('history'), cache_head + cache_tail)
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def _iter_revs(self, start_sha=None, end_sha=None, filename=None):
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if end_sha:
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end_sha = [end_sha]
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if not len(self.wiki.repo.open_index()):
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# Index is empty, no commits
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return
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filename = filename or self.filename
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walker = iter(self.wiki.repo.get_walker(paths=[filename],
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include=start_sha,
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exclude=end_sha,
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follow=True))
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if start_sha:
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# If we are not starting from HEAD, we already have the start commit
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next(walker)
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filename = self.filename
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for entry in walker:
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change_type = None
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for change in entry.changes():
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# Changes should already be filtered to only the one affecting our file
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change_type = change.type
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break
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author_name, author_email = entry.commit.author.rstrip('>').split('<')
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versions.append(dict(
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author=author_name.strip(),
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author_email=author_email,
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time=entry.commit.author_time,
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message=entry.commit.message,
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sha=entry.commit.id,
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type=change_type))
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if change.new.path == filename:
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filename = change.old.path
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change_type = change.type
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break
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return versions
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author_name, author_email = entry.commit.author.rstrip('>').split('<')
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r = dict(author=author_name.strip(),
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author_email=author_email,
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time=entry.commit.author_time,
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message=entry.commit.message,
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sha=entry.commit.id,
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type=change_type,
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new_filename=change.new.path,
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old_filename=change.old.path)
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yield r
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@property
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def history_cache(self):
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"""Get info about the history cache.
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:return: tuple -- (cached items, cache complete?)
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"""
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cached_revs = cache.get(self._cache_key('history'))
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if not cached_revs:
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return 0, False
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elif any(rev.get('_cache_missing') for rev in cached_revs):
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return len(cached_revs) - 1, False
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return len(cached_revs), True
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@property
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def partials(self):
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@ -191,8 +231,14 @@ class WikiPage(HookMixin):
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return username, email
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def _clear_cache(self):
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cache.delete_many(*(self._cache_key(p) for p in ['data', 'info']))
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def _invalidate_cache(self, save_history=None):
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cache.delete(self._cache_key('data'))
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if save_history:
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if not save_history[0].get('_cache_missing'):
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save_history = [{'_cache_missing': True}] + save_history
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cache.set(self._cache_key('history'), save_history)
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else:
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cache.delete(self._cache_key('history'))
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def delete(self, username=None, email=None, message=None):
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"""Delete page.
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@ -211,7 +257,7 @@ class WikiPage(HookMixin):
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email=email,
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message=message,
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files=[self.filename])
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self._clear_cache()
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self._invalidate_cache()
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return commit
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def rename(self, new_name, username=None, email=None, message=None):
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@ -245,11 +291,12 @@ class WikiPage(HookMixin):
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message=message,
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files=[old_filename, new_filename])
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self._clear_cache()
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old_history = cache.get(self._cache_key('history'))
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self._invalidate_cache()
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self.name = new_name
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self.filename = new_filename
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# We need to clear the cache for the new name as well as the old
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self._clear_cache()
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self._invalidate_cache(save_history=old_history)
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return commit
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@ -281,7 +328,8 @@ class WikiPage(HookMixin):
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message=message,
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files=[self.filename])
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self._clear_cache()
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old_history = cache.get(self._cache_key('history'))
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self._invalidate_cache(save_history=old_history)
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return ret
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def revert(self, commit_sha, message, username, email):
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@ -41,7 +41,7 @@ class WikiTest(WikiBaseTest):
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self.assert_200(rv)
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self.assert_context('name', 'test')
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eq_(self.get_context_variable('page').info['message'], 'test message')
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eq_(next(self.get_context_variable('page').history)['message'], 'test message')
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eq_(self.get_context_variable('page').data, 'testing')
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def test_history(self):
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@ -1,5 +1,6 @@
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import itertools
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import sys
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from datetime import datetime
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from flask import abort, g, render_template, request, redirect, Blueprint, flash, url_for, current_app
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from flask.ext.login import login_required, current_user
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from realms.lib.util import to_canonical, remove_ext, gravatar_url
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@ -64,11 +65,37 @@ def revert():
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def history(name):
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if current_app.config.get('PRIVATE_WIKI') and current_user.is_anonymous():
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return current_app.login_manager.unauthorized()
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return render_template('wiki/history.html', name=name)
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hist = g.current_wiki.get_page(name).get_history()
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for item in hist:
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@blueprint.route("/_history_data/<path:name>")
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def history_data(name):
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"""Ajax provider for paginated history data."""
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if current_app.config.get('PRIVATE_WIKI') and current_user.is_anonymous():
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return current_app.login_manager.unauthorized()
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draw = int(request.args.get('draw', 0))
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start = int(request.args.get('start', 0))
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length = int(request.args.get('length', 10))
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page = g.current_wiki.get_page(name)
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items = list(itertools.islice(page.history, start, start + length))
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for item in items:
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item['gravatar'] = gravatar_url(item['author_email'])
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return render_template('wiki/history.html', name=name, history=hist)
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item['DT_RowId'] = item['sha']
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date = datetime.fromtimestamp(item['time'])
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item['date'] = date.strftime(current_app.config.get('DATETIME_FORMAT', '%b %d, %Y %I:%M %p'))
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item['link'] = url_for('.commit', name=name, sha=item['sha'])
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total_records, hist_complete = page.history_cache
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if not hist_complete:
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# Force datatables to fetch more data when it gets to the end
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total_records += 1
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return {
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'draw': draw,
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'recordsTotal': total_records,
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'recordsFiltered': total_records,
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'data': items,
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'fully_loaded': hist_complete
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}
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@blueprint.route("/_edit/<path:name>")
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@ -85,7 +112,8 @@ def edit(name):
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return render_template('wiki/edit.html',
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name=cname,
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content=page.data,
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info=page.info,
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# TODO: Remove this? See #148
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info=next(page.history),
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sha=page.sha,
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partials=page.partials)
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