def on_edit(request, page_name):
"""Edit the current revision of a page."""
change_note = error = ''
revision = Revision.query.filter((Page.name == page_name) & (
Page.page_id == Revision.page_id)).order_by(
Revision.revision_id.desc()).first()
if revision is None:
page = None
else:
page = revision.page
if request.method == 'POST':
text = request.form.get('text')
if request.form.get('cancel') or \
revision and revision.text == text:
return redirect(href(page.name))
elif not text:
error = 'You cannot save empty revisions.'
else:
change_note = request.form.get('change_note', '')
if page is None:
page = Page(page_name)
revision = Revision(page, text, change_note)
session.commit()
return redirect(href(page.name))
return Response(
generate_template('action_edit.html',
revision=revision,
page=page,
new=page is None,
page_name=page_name,
change_note=change_note,
error=error))
def on_revert(request, page_name):
"""Revert an old revision."""
rev_id = request.args.get("rev", type=int)
old_revision = page = None
error = "No such revision"
if request.method == "POST" and request.form.get("cancel"):
return redirect(href(page_name))
if rev_id:
old_revision = Revision.query.filter(
(Revision.revision_id == rev_id) & (Revision.page_id == Page.page_id) & (Page.name == page_name)
).first()
if old_revision:
new_revision = (
Revision.query.filter((Revision.page_id == Page.page_id) & (Page.name == page_name))
.order_by(Revision.revision_id.desc())
.first()
)
if old_revision == new_revision:
error = "You tried to revert the current active " "revision."
elif old_revision.text == new_revision.text:
error = "There are no changes between the current " "revision and the revision you want to " "restore."
else:
error = ""
page = old_revision.page
if request.method == "POST":
change_note = request.form.get("change_note", "")
change_note = "revert" + (change_note and ": " + change_note or "")
session.add(Revision(page, old_revision.text, change_note))
session.commit()
return redirect(href(page_name))
return Response(generate_template("action_revert.html", error=error, old_revision=old_revision, page=page))
def on_edit(request, page_name):
"""Edit the current revision of a page."""
change_note = error = ''
revision = Revision.query.filter(
(Page.name == page_name) &
(Page.page_id == Revision.page_id)
).order_by(Revision.revision_id.desc()).first()
if revision is None:
page = None
else:
page = revision.page
if request.method == 'POST':
text = request.form.get('text')
if request.form.get('cancel') or \
revision and revision.text == text:
return redirect(href(page.name))
elif not text:
error = 'You cannot save empty revisions.'
else:
change_note = request.form.get('change_note', '')
if page is None:
page = Page(page_name)
revision = Revision(page, text, change_note)
session.commit()
return redirect(href(page.name))
return Response(generate_template('action_edit.html',
revision=revision,
page=page,
new=page is None,
page_name=page_name,
change_note=change_note,
error=error
))
def on_revert(request, page_name):
"""Revert an old revision."""
rev_id = request.args.get('rev', type=int)
old_revision = page = None
error = 'No such revision'
if request.method == 'POST' and request.form.get('cancel'):
return redirect(href(page_name))
if rev_id:
old_revision = Revision.query.filter(
(Revision.revision_id == rev_id) &
(Revision.page_id == Page.page_id) &
(Page.name == page_name)
).first()
if old_revision:
new_revision = Revision.query.filter(
(Revision.page_id == Page.page_id) &
(Page.name == page_name)
).order_by(Revision.revision_id.desc()).first()
if old_revision == new_revision:
error = 'You tried to revert the current active ' \
'revision.'
elif old_revision.text == new_revision.text:
error = 'There are no changes between the current ' \
'revision and the revision you want to ' \
'restore.'
else:
error = ''
page = old_revision.page
if request.method == 'POST':
change_note = request.form.get('change_note', '')
change_note = 'revert' + (change_note and ': ' +
change_note or '')
revision = Revision(page, old_revision.text,
change_note)
session.commit()
return redirect(href(page_name))
return Response(generate_template('action_revert.html',
error=error,
old_revision=old_revision,
page=page
))
def on_revert(request, page_name):
"""Revert an old revision."""
rev_id = request.args.get('rev', type=int)
old_revision = page = None
error = 'No such revision'
if request.method == 'POST' and request.form.get('cancel'):
return redirect(href(page_name))
if rev_id:
old_revision = Revision.query.filter(
(Revision.revision_id == rev_id)
& (Revision.page_id == Page.page_id)
& (Page.name == page_name)).first()
if old_revision:
new_revision = Revision.query.filter(
(Revision.page_id == Page.page_id)
& (Page.name == page_name)).order_by(
Revision.revision_id.desc()).first()
if old_revision == new_revision:
error = 'You tried to revert the current active ' \
'revision.'
elif old_revision.text == new_revision.text:
error = 'There are no changes between the current ' \
'revision and the revision you want to ' \
'restore.'
else:
error = ''
page = old_revision.page
if request.method == 'POST':
change_note = request.form.get('change_note', '')
change_note = 'revert' + (change_note
and ': ' + change_note or '')
revision = Revision(page, old_revision.text, change_note)
session.commit()
return redirect(href(page_name))
return Response(
generate_template('action_revert.html',
error=error,
old_revision=old_revision,
page=page))
def on_edit(request, page_name):
"""Edit the current revision of a page."""
change_note = error = ""
revision = (
Revision.query.filter((Page.name == page_name) & (Page.page_id == Revision.page_id))
.order_by(Revision.revision_id.desc())
.first()
)
if revision is None:
page = None
else:
page = revision.page
if request.method == "POST":
text = request.form.get("text")
if request.form.get("cancel") or revision and revision.text == text:
return redirect(href(page.name))
elif not text:
error = "You cannot save empty revisions."
else:
change_note = request.form.get("change_note", "")
if page is None:
page = Page(page_name)
session.add(page)
session.add(Revision(page, text, change_note))
session.commit()
return redirect(href(page.name))
return Response(
generate_template(
"action_edit.html",
revision=revision,
page=page,
new=page is None,
page_name=page_name,
change_note=change_note,
error=error,
)
)
def dispatch_request(self, environ, start_response):
"""Dispatch an incoming request."""
# set up all the stuff we want to have for this request. That is
# creating a request object, propagating the application to the
# current context and instanciating the database session.
self.bind_to_context()
request = Request(environ)
request.db_session = Session()
request.bind_to_context()
# get the current action from the url and normalize the page name
# which is just the request path
action_name = request.args.get('action') or 'show'
page_name = u'_'.join(
[x for x in request.path.strip('/').split() if x])
# redirect to the Main_Page if the user requested the index
if not page_name:
response = redirect(href('Main_Page'))
# check special pages
elif page_name.startswith('Special:'):
if page_name[8:] not in pages:
response = page_not_found(request, page_name)
else:
response = pages[page_name[8:]](request)
# get the callback function for the requested action from the
# action module. It's "on_" + the action name. If it doesn't
# exists call the missing_action method from the same module.
else:
action = getattr(actions, 'on_' + action_name, None)
if action is None:
response = actions.missing_action(request, action_name)
else:
response = action(request, page_name)
# make sure the session is removed properly
return ClosingIterator(response(environ, start_response),
Session.remove)
def dispatch_request(self, environ, start_response):
"""Dispatch an incoming request."""
# set up all the stuff we want to have for this request. That is
# creating a request object, propagating the application to the
# current context and instanciating the database session.
self.bind_to_context()
request = Request(environ)
request.bind_to_context()
# get the current action from the url and normalize the page name
# which is just the request path
action_name = request.args.get('action') or 'show'
page_name = u'_'.join([x for x in request.path.strip('/')
.split() if x])
# redirect to the Main_Page if the user requested the index
if not page_name:
response = redirect(href('Main_Page'))
# check special pages
elif page_name.startswith('Special:'):
if page_name[8:] not in pages:
response = page_not_found(request, page_name)
else:
response = pages[page_name[8:]](request)
# get the callback function for the requested action from the
# action module. It's "on_" + the action name. If it doesn't
# exists call the missing_action method from the same module.
else:
action = getattr(actions, 'on_' + action_name, None)
if action is None:
response = actions.missing_action(request, action_name)
else:
response = action(request, page_name)
# make sure the session is removed properly
return ClosingIterator(response(environ, start_response),
session.remove)