def _handle_export_request(request, items, callback=None):
"""Helper function to handle the export request. This function
provides the required logic to show the export configuration dialog
and returning the exported items. It is called when exporting a
single item or when exporting multiple items in a bundle."""
clazz = request.context.__model__
renderer = ExportDialogRenderer(request, clazz)
form = renderer.form
if (request.method == 'POST'
and is_confirmed(request)
and form.validate(request.params)):
# Setup exporter
ef = form.data.get('format')
if ef == "json":
exporter = JSONExporter(clazz)
elif ef == "csv":
exporter = CSVExporter(clazz)
elif ef == "xlsx":
exporter = XLSXExporter(clazz)
export = exporter.perform(items)
# Build response
resp = request.response
resp.content_type = str('application/%s' % ef)
resp.content_disposition = 'attachment; filename=export.%s' % ef
resp.body = export
return resp
else:
# FIXME: Get the ActionItem here and provide this in the Dialog to get
# the translation working (torsten) <2013-07-10 09:32>
rvalue = {}
rvalue['dialog'] = renderer.render(items)
return rvalue
def _handle_evaluation_request(request, items, context=None):
# context is always None if comming from Ringo.
clazz = request.context.__model__
modul = request.context.__modul__
renderer = EvaluationDialogRenderer(request, clazz)
form = renderer.form
if (request.method == 'POST'
and is_confirmed(request)
and form.validate(request.params)):
# 1. Load evaluation file
factory = Extension.get_item_factory()
evaluation = factory.load(form.data["evaluations"])
exportformat = form.data.get("exportformat", "ods")
export_config = evaluation.config_as_json
spreadsheet = ezodf.opendoc(load_file(evaluation.data))
# 2. Export data
exporter = RecursiveRelationExporter(clazz, export_config)
sheet_data = exporter.perform(items)
relation_config = exporter.get_relation_config()
# 3. Create sheets per relation
sheets = spreadsheet.sheets
for relation in relation_config:
data = sheet_data[relation]
if relation == "root":
sheetname = modul.name
else:
sheetname = relation
try:
sheet = sheets[sheetname]
except:
sheets.append(ezodf.Table(sheetname))
sheet = sheets[sheetname]
_fill_sheet(sheet, data, relation_config[relation])
# 4. Convert and recalcualte the spreadsheet
# converter = get_converter()
# if converter.is_available():
# spreadsheet_data = _convert_spreadsheet(spreadsheet, exportformat)
# else:
spreadsheet_data = spreadsheet.tobytes()
# 5. Build response
resp = request.response
resp.content_type = str('application/%s' % exportformat)
ctime = get_local_datetime(datetime.utcnow())
filename = "%s_%s.%s" % (ctime.strftime("%Y-%m-%d-%H%M"),
sheetname.lower(),
exportformat)
resp.content_disposition = 'attachment; filename=%s' % filename
resp.body = spreadsheet_data
return resp
else:
# FIXME: Get the ActionItem here and provide this in the Dialog to get
# the translation working (torsten) <2013-07-10 09:32>
rvalue = {}
rvalue['dialog'] = renderer.render(items)
return rvalue
def _handle_anonymize_request(request, items):
_ = request.translate
clazz = request.context.__model__
modul = request.context.__modul__
renderer = ConfirmDialogRenderer(request, clazz, _("anonymize"))
if (request.method == 'POST' and is_confirmed(request)):
for item in items:
item.anonymize()
rvalue = {}
rvalue['dialog'] = renderer.render(items)
return rvalue
def _handle_delete_request(request, items, callback):
clazz = request.context.__model__
_ = request.translate
if request.method == 'POST' and is_confirmed(request):
item_label = get_item_modul(request, clazz).get_label(plural=True)
item_label_log = get_item_modul(request, clazz).get_label()
mapping = {'item_type': item_label, 'num': len(items)}
for item in items:
if callback:
item = callback(request, item)
request.db.delete(item)
# Invalidate cache
invalidate_cache()
try:
request.db.flush()
except (sa.exc.CircularDependencyError, sa.exc.IntegrityError) as e:
mapping["error"] = e.message.decode("utf-8")
title = _("Can not delete ${item_type} items.",
mapping=mapping)
body = _("There has been an integrity error which prevents "
"the request to be fulfilled. There are still "
"depended items on the item to be deleted. Please "
"remove all depended relations to this item before "
"deleting it and try again. Hint: ${error}",
mapping=mapping)
request.db.rollback()
renderer = InfoDialogRenderer(request, title, body)
rvalue = {}
ok_url = request.session['history'].pop(2)
rvalue['dialog'] = renderer.render(ok_url)
return rvalue
msg = _('Deleted ${num} ${item_type} successfully.', mapping=mapping)
log_msg = u'User {user.login} deleted {item_label} {item.id}' \
.format(item_label=item_label, item=item, user=request.user)
log.info(log_msg)
request.session.flash(msg, 'success')
# Handle redirect after success.
return _handle_redirect(request)
else:
renderer = ConfirmDialogRenderer(request, clazz, 'delete')
rvalue = {}
rvalue['dialog'] = renderer.render(items)
rvalue['clazz'] = clazz
rvalue['item'] = items
return rvalue
def print_(request):
handle_history(request)
handle_params(request)
item = get_item_from_request(request)
renderer = PrintDialogRenderer(request, item)
form = renderer.form
if (request.method == 'POST' and is_confirmed(request)
and form.validate(request.params)):
template = form.data.get('printtemplates')[0]
out = _render_template(request, template, item)
return _build_final_response(out, request, template)
else:
clazz = item.__class__
rvalue = {}
rvalue['dialog'] = renderer.render()
rvalue['clazz'] = clazz
rvalue['item'] = item
return rvalue
def import_(request, callback=None):
handle_history(request)
handle_params(request)
clazz = request.context.__model__
_ = request.translate
renderer = ImportDialogRenderer(request, clazz)
imported_items = []
form = renderer.form
if request.method == "POST" and is_confirmed(request) and form.validate(request.params):
try:
items = _import(request)
except (ValueError, AttributeError) as e:
err_title = _("Import failed")
err_msg = (
_(
"Bad news! The import could not be finished and "
"returns with an error."
"No data has been modified in this operation and no "
"items has been imported or updated. "
"The last message we heard from the importer was: %s"
)
% e
)
renderer = ErrorDialogRenderer(request, err_title, err_msg)
rvalue = {}
ok_url = request.session["history"].pop(2)
rvalue["dialog"] = renderer.render(ok_url)
rvalue["clazz"] = clazz
return rvalue
imported_items = _handle_save(request, items, callback)
invalidate_cache()
redirect = _handle_redirect(request)
if redirect:
return redirect
rvalue = {}
rvalue["dialog"] = renderer.render(imported_items)
rvalue["clazz"] = clazz
return rvalue