def validate(self, req, frm, storable):
"""
The validation function for forms generated from this itemdef.
@param req: The current request
@type req: L{modu.web.app.Request}
@param frm: The current form
@type frm: L{modu.util.form.FormNode}
@param storable: The Storable instance associated with this form.
@type storable: list(L{modu.persist.storable.Storable})
@return: True if valid
@rtype: bool
"""
form_data = req.data[frm.name]
if('referer' in frm):
referer = frm['referer'].value
else:
referer = None
if(frm.submit_button.value == form_data.get('cancel', None).value):
if(referer):
app.redirect(referer)
else:
app.redirect(req.get_path(req.prepath, 'listing', storable.get_table()))
elif(frm.submit_button.value == form_data.get('delete', None).value):
if(self.delete(req, frm, storable)):
if(referer):
app.redirect(referer)
elif(self.config.get('hidden', False)):
app.redirect(req.get_path(req.prepath))
else:
app.redirect(req.get_path(req.prepath, 'listing', storable.get_table()))
else:
return False
if(frm.submit_button.value != form_data.get('save', None).value):
validator = frm.submit_button.attr('validator', None)
if(callable(validator)):
return validator(req, frm, storable)
req.messages.report('error', "A custom submit button was used, but no validator function found.")
return False
else:
# call validate hook on each field, return false if they do
for field in frm:
if(field in self and 'validator' in self[field]):
validator = self[field]['validator']
if(validator):
if not(validator(req, frm, storable)):
return False
else:
if not(frm[field].validate(req, frm)):
return False
return True
def get_response(self, req):
if(auth.has_basic(req)):
user = auth.verify_basic(req)
req.session.set_user(user)
else:
auth.request_basic(req)
referrer = req.get('HTTP_REFERER')
if not(referrer):
referrer = req.get_path('/trac')
app.redirect(referrer)
def prepare_login(self, req):
"""
Handle creation and display of a login page.
@param req: the current request
@type req: L{modu.web.app.Request}
"""
self.template = "admin-login.html.tmpl"
login_form = user.get_default_login_form()
if login_form.execute(req):
app.redirect(req.get_path(req.path))
self.set_slot("login_form", login_form.render(req))
self.set_slot("title", self.options.get("login_title", "admin login"))
def delete(self, req, form, storable):
"""
The delete function for forms generated from this itemdef.
@param req: The current request
@type req: L{modu.web.app.Request}
@param frm: The current form
@type frm: L{modu.util.form.FormNode}
@param storable: The Storable instance to delete.
@type storable: list(L{modu.persist.storable.Storable})
@return: True if deleted
@rtype: bool
"""
if not(self.deletable(req)):
req.messages.report('error', "You are not allowed to delete `%s` records." % storable.get_table())
return False
if('predelete_callback' in self.config):
result = self.config['predelete_callback'](req, form, storable)
if(result is False):
return False
deleted_id = storable.get_id()
deleted_table = storable.get_table()
storable.get_store().destroy(storable, self.config.get('delete_related_storables', False))
if('postdelete_callback' in self.config):
self.config['postdelete_callback'](req, form, storable)
req.messages.report('message', "Record #%d in %s was deleted." % (deleted_id, deleted_table))
if('referer' in form):
referer = form['referer'].value
else:
referer = None
app.redirect(referer)
return True
def prepare_content(self, req):
"""
@see: L{modu.web.resource.IContent.prepare_content()}
"""
if not(req.postpath):
app.redirect(req.get_path('/'))
req.store.ensure_factory('blog', blog.Blog)
try:
blog_id = int(req.postpath[0])
except ValueError:
b = req.store.load_one('blog', active=1, url_code=req.postpath[0])
else:
b = req.store.load_one('blog', active=1, id=blog_id)
if(b):
app.redirect(req.get_path('blog', b.url_code), permanent=True)
if(b is None):
app.raise404(req.postpath[0])
self.set_slot('title', b.title)
self.set_slot('blog', b)
def prepare_listing(self, req, itemdef):
"""
Handle creation and display of the listing page.
@param req: the current request
@type req: L{modu.web.app.Request}
@param itemdef: the itemdef to use to generate the listing
@type itemdef: L{modu.editable.define.itemdef}
"""
table_name = itemdef.config.get("table", itemdef.name)
session_search_data = req.session.setdefault("search_form", {}).setdefault(itemdef.name, {})
# import pdb; pdb.set_trace()
form_data = req.data.get("%s-search-form" % itemdef.name, {})
if isinstance(form_data, dict) and form_data.get("clear_search", None).value:
req.session.setdefault("search_form", {})[itemdef.name] = {}
app.redirect(req.get_path(req.prepath, "listing", itemdef.name))
# create a fake storable to make itemdef/form happy
search_storable = storable.Storable(table_name)
if "default_search" in itemdef.config:
for k, v in itemdef.config["default_search"].items():
k = itemdef[k].get_column_name()
setattr(search_storable, k, v)
if session_search_data:
for k, v in session_search_data.items():
if k in itemdef:
k = itemdef[k].get_column_name()
setattr(search_storable, k, v)
# give it a factory so fields can use its store reference
search_storable.set_factory(req.store.get_factory(table_name))
# build the form tree
search_form = itemdef.get_search_form(req, search_storable)
# this will make sure that if we're on a page other than 1,
# a search submission will take us back to page 1
search_form(action=req.get_path(req.path))
order_by = itemdef.config.get("order_by", "id DESC")
if "order" in req.data and re.match(r"^\w+$", req.data["order"].value):
order_by = req.data["order"].value
if "desc" in req.data and req.data["desc"].value:
order_by += " DESC"
search_attribs = {"__order_by": order_by}
# search_attribs.update(itemdef.config.get('default_where', {}))
# this function will call search_form.execute()
search_params = self.get_search_params(req, itemdef, search_form)
search_attribs.update(search_params)
if req.postpath[0] == "listing":
pager = page.Paginator(calc_found=req.app.config.get("admin_calc_found_rows", True))
if "page" in req.data:
pager.page = int(req.data["page"].value)
else:
pager.page = 1
pager.per_page = itemdef.config.get("per_page", 25)
items = pager.get_results(req.store, table_name, search_attribs)
forms = itemdef.get_listing(req, items)
thm = theme.Theme(req)
if len(search_form):
self.set_slot("search_form", search_form.render(req))
else:
self.set_slot("search_form", "")
self.set_slot("pager", pager)
self.set_slot("page_guide", thm.page_guide(pager, req.get_path(req.path)))
self.set_slot("forms", forms)
self.set_slot("theme", thm)
self.set_slot("selected_items", items)
default_title = "Listing %s Records" % itemdef.name.title()
custom_title = itemdef.config.get("listing_title", default_title)
self.set_slot("title", tags.encode_htmlentities(custom_title))
template_variable_callback = itemdef.config.get("template_variable_callback")
if callable(template_variable_callback):
for key, value in template_variable_callback(req, forms, search_storable).items():
self.set_slot(key, value)
self.template = itemdef.config.get("list_template", "admin-listing.html.tmpl")
elif req.postpath[0] == "export":
if callable(itemdef.config.get("export_query_builder")):
data = itemdef.config["export_query_builder"](req, itemdef, search_attribs)
else:
data = search_attribs
items = req.store.load(table_name, data)
self.prepare_export(req, itemdef, items)
def prepare_content(self, req):
"""
@see: L{modu.web.resource.IContent.prepare_content()}
"""
req.content.report(
"header", tags.style(type="text/css")["@import '%s';" % req.get_path("assets", "admin-styles.css")]
)
site_stylesheet = getattr(req.app, "admin_site_stylesheet", None)
if callable(site_stylesheet):
site_stylesheet = site_stylesheet(req)
if site_stylesheet:
req.content.report("header", tags.style(type="text/css")["@import '%s';" % site_stylesheet])
user = req["modu.user"]
if user and user.get_id():
if req.postpath and req.postpath[0] == "logout":
req.session.set_user(None)
if "auth_redirect" in req.session:
del req.session["auth_redirect"]
app.redirect(req.get_path(req.prepath))
itemdefs = define.get_itemdefs(module_list=self.options.get("itemdef_module", None))
# get_itemdef_layout adds some data and clones the itemdef
self.itemdef_layout = define.get_itemdef_layout(req, itemdefs)
# FIXME: This is inelegant -- we find the current itemdef
# by using itemdefs.get(req.postpath[1]), so we recreate
# the itemdef list from the itemdef layout to stop
# malicious URL access.
# TODO: Limit the itemdefs by user *first*, then modify
# get_itemdef_layout() to organize, but not limit.
if self.itemdef_layout:
itemdefs = dict(
[(itemdef.name, itemdef) for itemdef in reduce(lambda x, y: x + y, self.itemdef_layout.values())]
)
else:
itemdefs = {}
self.set_slot("itemdef_layout", self.itemdef_layout)
if len(req.postpath) > 1:
if req.postpath[0] == "custom":
itemdef_name = "/".join(req.postpath[1:])
if itemdef_name not in itemdefs:
itemdef_name = req.postpath[1]
else:
itemdef_name = req.postpath[1]
# we just need to select the right itemdef
selected_itemdef = itemdefs.get(itemdef_name)
self.set_slot("selected_itemdef", selected_itemdef)
if selected_itemdef is not None:
configure_store(req, selected_itemdef)
if req.postpath[0] == "detail":
self.prepare_detail(req, selected_itemdef)
elif req.postpath[0] == "autocomplete":
self.prepare_autocomplete(req, selected_itemdef)
elif req.postpath[0] == "custom":
self.prepare_custom(req, selected_itemdef)
elif req.postpath[0] in ("listing", "export") and not selected_itemdef.config.get("hidden", False):
self.prepare_listing(req, selected_itemdef)
else:
app.raise404()
else:
app.raise403()
else:
default_path = self.options.get("default_path")
if callable(default_path):
default_path = default_path(req)
if default_path:
redirect_path = req.get_path(default_path)
app.redirect(redirect_path)
app.raise404("There is no item list at the path: %s" % req["REQUEST_URI"])
else:
self.set_slot("itemdef_layout", None)
self.set_slot("selected_itemdef", None)
self.prepare_login(req)
postwrite_callback = self.config['postwrite_callback']
if not(isinstance(postwrite_callback, (list, tuple))):
postwrite_callback = [postwrite_callback]
for callback in postwrite_callback:
if not(callback(req, form, storable)):
postwrite_succeeded = False
if(postwrite_succeeded):
req.messages.report('message', 'Your changes to %s record #%s have been saved.' % (storable.get_table(), storable.get_id()))
if('referer' in form):
referer = form['referer'].value
else:
referer = None
if(referer):
app.redirect(referer)
else:
req.messages.report('error', 'There was an error in the postwrite process, but primary record data was saved.')
return postwrite_succeeded
def deletable(self, req):
allow_delete = True
if('delete_acl' in self.config):
allow_delete = req.user.is_allowed(self.config['delete_acl'])
return allow_delete and not self.config.get('no_delete', False)
def delete(self, req, form, storable):
"""
The delete function for forms generated from this itemdef.
