bika.lims.browser.analysisrequest.add2.ajaxAnalysisRequestAddView.get_preservation_info() - Code Metrics - Inspection of "Allow to extend Add Sample behavior with adapters..." - senaite/senaite.core - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Push — master ( c96140...98a6fb )

by Ramon
created 2019-10-20 21:23 UTC
A

↳ Parent: bika.lims.browser.analysisrequest.add2.ajaxAnalysisRequestAddView.ajax_get_flush_settings()
Complexity

Conditions
Size

Total Lines	7
Code Lines	5
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
eloc	5
dl	0
loc	7
rs	10
c	0
b	0
f	0
cc	1
nop	2
# -*- coding: utf-8 -*-
#
# This file is part of SENAITE.CORE.
#
# SENAITE.CORE is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, version 2.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright 2018-2019 by it's authors.
# Some rights reserved, see README and LICENSE.

import json
from collections import OrderedDict
from datetime import datetime

from BTrees.OOBTree import OOBTree
from DateTime import DateTime
from Products.CMFPlone.utils import _createObjectByType
from Products.CMFPlone.utils import safe_unicode
from Products.Five.browser import BrowserView
from Products.Five.browser.pagetemplatefile import ViewPageTemplateFile
from plone import protect
from plone.memoize import view as viewcache
from plone.memoize.volatile import DontCache
from plone.memoize.volatile import cache
from zope.annotation.interfaces import IAnnotations
from zope.component import getAdapters
from zope.component import queryAdapter
from zope.i18n.locales import locales
from zope.interface import implements
from zope.publisher.interfaces import IPublishTraverse

from bika.lims import POINTS_OF_CAPTURE
from bika.lims import api
from bika.lims import bikaMessageFactory as _
from bika.lims import logger
from bika.lims.api.analysisservice import get_calculation_dependencies_for
from bika.lims.api.analysisservice import get_service_dependencies_for
from bika.lims.interfaces import IGetDefaultFieldValueARAddHook, \
    IAddSampleFieldsFlush, IAddSampleObjectInfo
from bika.lims.utils import tmpID
from bika.lims.utils.analysisrequest import create_analysisrequest as crar
from bika.lims.workflow import ActionHandlerPool

AR_CONFIGURATION_STORAGE = "bika.lims.browser.analysisrequest.manage.add"
SKIP_FIELD_ON_COPY = ["Sample", "PrimaryAnalysisRequest", "Remarks"]


def returns_json(func):

    """Decorator for functions which return JSON
    """
    def decorator(*args, **kwargs):
        instance = args[0]
        request = getattr(instance, 'request', None)
        request.response.setHeader("Content-Type", "application/json")
        result = func(*args, **kwargs)
        return json.dumps(result)
    return decorator


def cache_key(method, self, obj):
    if obj is None:
        raise DontCache
    return api.get_cache_key(obj)


class AnalysisRequestAddView(BrowserView):
    """AR Add view
    """
    template = ViewPageTemplateFile("templates/ar_add2.pt")

    def __init__(self, context, request):
        super(AnalysisRequestAddView, self).__init__(context, request)
        self.request = request
        self.context = context
        self.fieldvalues = {}
        self.tmp_ar = None

    def __call__(self):
        self.portal = api.get_portal()
        self.portal_url = self.portal.absolute_url()
        self.bika_setup = api.get_bika_setup()
        self.request.set('disable_plone.rightcolumn', 1)
        self.came_from = "add"
        self.tmp_ar = self.get_ar()
        self.ar_count = self.get_ar_count()
        self.fieldvalues = self.generate_fieldvalues(self.ar_count)
        self.specifications = self.generate_specifications(self.ar_count)
        self.ShowPrices = self.bika_setup.getShowPrices()
        self.icon = self.portal_url + \
            "/++resource++bika.lims.images/sample_big.png"
        logger.info("*** Prepared data for {} ARs ***".format(self.ar_count))
        return self.template()

    def get_view_url(self):
        """Return the current view url including request parameters
        """
        request = self.request
        url = request.getURL()
        qs = request.getHeader("query_string")
        if not qs:
            return url
        return "{}?{}".format(url, qs)

    # N.B.: We are caching here persistent objects!
    #       It should be safe to do this but only on the view object,
    #       because it get recreated per request (transaction border).
    @viewcache.memoize
    def get_object_by_uid(self, uid):
        """Get the object by UID
        """
        logger.debug("get_object_by_uid::UID={}".format(uid))
        obj = api.get_object_by_uid(uid, None)
        if obj is None:
            logger.warn("!! No object found for UID #{} !!")
        return obj

    def get_currency(self):
        """Returns the configured currency
        """
        bika_setup = api.get_bika_setup()
        currency = bika_setup.getCurrency()
        currencies = locales.getLocale('en').numbers.currencies
        return currencies[currency]

    def is_ar_specs_allowed(self):
        """Checks if AR Specs are allowed
        """
        bika_setup = api.get_bika_setup()
        return bika_setup.getEnableARSpecs()

    def get_ar_count(self):
        """Return the ar_count request paramteter
        """
        ar_count = 1
        try:
            ar_count = int(self.request.form.get("ar_count", 1))
        except (TypeError, ValueError):
            ar_count = 1
        return ar_count

    def get_ar(self):
        """Create a temporary AR to fetch the fields from
        """
        if not self.tmp_ar:
            logger.info("*** CREATING TEMPORARY AR ***")
            self.tmp_ar = self.context.restrictedTraverse(
                "portal_factory/AnalysisRequest/Request new analyses")
        return self.tmp_ar

    def get_ar_schema(self):
        """Return the AR schema
        """
        logger.info("*** GET AR SCHEMA ***")
        ar = self.get_ar()
        return ar.Schema()

    def get_ar_fields(self):
        """Return the AR schema fields (including extendend fields)
        """
        logger.info("*** GET AR FIELDS ***")
        schema = self.get_ar_schema()
        return schema.fields()

    def get_fieldname(self, field, arnum):
        """Generate a new fieldname with a '-<arnum>' suffix
        """
        name = field.getName()
        # ensure we have only *one* suffix
        base_name = name.split("-")[0]
        suffix = "-{}".format(arnum)
        return "{}{}".format(base_name, suffix)

    def generate_specifications(self, count=1):
        """Returns a mapping of count -> specification
        """

        out = {}

        # mapping of UID index to AR objects {1: <AR1>, 2: <AR2> ...}
        copy_from = self.get_copy_from()

        for arnum in range(count):
            # get the source object
            source = copy_from.get(arnum)

            if source is None:
                out[arnum] = {}
                continue

            # get the results range from the source object
            results_range = source.getResultsRange()

            # mapping of keyword -> rr specification
            specification = {}
            for rr in results_range:
                specification[rr.get("keyword")] = rr
            out[arnum] = specification

        return out

    def get_input_widget(self, fieldname, arnum=0, **kw):
        """Get the field widget of the AR in column <arnum>

        :param fieldname: The base fieldname
        :type fieldname: string
        """

        # temporary AR Context
        context = self.get_ar()
        # request = self.request
        schema = context.Schema()

        # get original field in the schema from the base_fieldname
        base_fieldname = fieldname.split("-")[0]
        field = context.getField(base_fieldname)

        # fieldname with -<arnum> suffix
        new_fieldname = self.get_fieldname(field, arnum)
        new_field = field.copy(name=new_fieldname)

        # get the default value for this field
        fieldvalues = self.fieldvalues
        field_value = fieldvalues.get(new_fieldname)
        # request_value = request.form.get(new_fieldname)
        # value = request_value or field_value
        value = field_value

        def getAccessor(instance):
            def accessor(**kw):
                return value
            return accessor

        # inject the new context for the widget renderer
        # see: Products.Archetypes.Renderer.render
        kw["here"] = context
        kw["context"] = context
        kw["fieldName"] = new_fieldname

        # make the field available with this name
        # XXX: This is a hack to make the widget available in the template
        schema._fields[new_fieldname] = new_field
        new_field.getAccessor = getAccessor

        # set the default value
        form = dict()
        form[new_fieldname] = value
        self.request.form.update(form)
        logger.info("get_input_widget: fieldname={} arnum={} "
                    "-> new_fieldname={} value={}".format(
                        fieldname, arnum, new_fieldname, value))
        widget = context.widget(new_fieldname, **kw)
        return widget

    def get_copy_from(self):
        """Returns a mapping of UID index -> AR object
        """
        # Create a mapping of source ARs for copy
        copy_from = self.request.form.get("copy_from", "").split(",")
        # clean out empty strings
        copy_from_uids = filter(lambda x: x, copy_from)
        out = dict().fromkeys(range(len(copy_from_uids)))
        for n, uid in enumerate(copy_from_uids):
            ar = self.get_object_by_uid(uid)
            if ar is None:
                continue
            out[n] = ar
        logger.info("get_copy_from: uids={}".format(copy_from_uids))
        return out

    def get_default_value(self, field, context, arnum):
        """Get the default value of the field
        """
        name = field.getName()
        default = field.getDefault(context)
        if name == "Batch":
            batch = self.get_batch()
            if batch is not None:
                default = batch
        if name == "Client":
            client = self.get_client()
            if client is not None:
                default = client
        # only set default contact for first column
        if name == "Contact" and arnum == 0:
            contact = self.get_default_contact()
            if contact is not None:
                default = contact
        if name == "Sample":
            sample = self.get_sample()
            if sample is not None:
                default = sample
        # Querying for adapters to get default values from add-ons':
        # We don't know which fields the form will render since
        # some of them may come from add-ons. In order to obtain the default
        # value for those fields we take advantage of adapters. Adapters
        # registration should have the following format:
        # < adapter
        #   factory = ...
        #   for = "*"
        #   provides = "bika.lims.interfaces.IGetDefaultFieldValueARAddHook"
        #   name = "<fieldName>_default_value_hook"
        # / >
        hook_name = name + '_default_value_hook'
        adapter = queryAdapter(
            self.request,
            name=hook_name,
            interface=IGetDefaultFieldValueARAddHook)
        if adapter is not None:
            default = adapter(self.context)
        logger.info("get_default_value: context={} field={} value={} arnum={}"
                    .format(context, name, default, arnum))
        return default

    def get_field_value(self, field, context):
        """Get the stored value of the field
        """
        name = field.getName()
        value = context.getField(name).get(context)
        logger.info("get_field_value: context={} field={} value={}".format(
            context, name, value))
        return value

    def get_client(self):
        """Returns the Client
        """
        context = self.context
        parent = api.get_parent(context)
        if context.portal_type == "Client":
            return context
        elif parent.portal_type == "Client":
            return parent
        elif context.portal_type == "Batch":
            return context.getClient()
        elif parent.portal_type == "Batch":
            return context.getClient()
        return None

    def get_sample(self):
        """Returns the Sample
        """
        context = self.context
        if context.portal_type == "Sample":
            return context
        return None

    def get_batch(self):
        """Returns the Batch
        """
        context = self.context
        parent = api.get_parent(context)
        if context.portal_type == "Batch":
            return context
        elif parent.portal_type == "Batch":
            return parent
        return None

    def get_parent_ar(self, ar):
        """Returns the parent AR
        """
        parent = ar.getParentAnalysisRequest()

        # Return immediately if we have no parent
        if parent is None:
            return None

        # Walk back the chain until we reach the source AR
        while True:
            pparent = parent.getParentAnalysisRequest()
            if pparent is None:
                break
            # remember the new parent
            parent = pparent

        return parent

    def generate_fieldvalues(self, count=1):
        """Returns a mapping of '<fieldname>-<count>' to the default value
        of the field or the field value of the source AR
        """
        ar_context = self.get_ar()

        # mapping of UID index to AR objects {1: <AR1>, 2: <AR2> ...}
        copy_from = self.get_copy_from()

        out = {}
        # the original schema fields of an AR (including extended fields)
        fields = self.get_ar_fields()

        # generate fields for all requested ARs
        for arnum in range(count):
            source = copy_from.get(arnum)
            parent = None
            if source is not None:
                parent = self.get_parent_ar(source)
            for field in fields:
                value = None
                fieldname = field.getName()
                if source and fieldname not in SKIP_FIELD_ON_COPY:
                    # get the field value stored on the source
                    context = parent or source
                    value = self.get_field_value(field, context)
                else:
                    # get the default value of this field
                    value = self.get_default_value(
                        field, ar_context, arnum=arnum)
                # store the value on the new fieldname
                new_fieldname = self.get_fieldname(field, arnum)
                out[new_fieldname] = value

        return out

    def get_default_contact(self, client=None):
        """Logic refactored from JavaScript:

        * If client only has one contact, and the analysis request comes from
        * a client, then Auto-complete first Contact field.
        * If client only has one contect, and the analysis request comes from
        * a batch, then Auto-complete all Contact field.

        :returns: The default contact for the AR
        :rtype: Client object or None
        """
        catalog = api.get_tool("portal_catalog")
        client = client or self.get_client()
        path = api.get_path(self.context)
        if client:
            path = api.get_path(client)
        query = {
            "portal_type": "Contact",
            "path": {
                "query": path,
                "depth": 1
            },
            "is_active": True,
        }
        contacts = catalog(query)
        if len(contacts) == 1:
            return api.get_object(contacts[0])
        elif client == api.get_current_client():
            # Current user is a Client contact. Use current contact
            current_user = api.get_current_user()
            return api.get_user_contact(current_user, contact_types=["Contact"])

        return None

    def getMemberDiscountApplies(self):
        """Return if the member discount applies for this client

        :returns: True if member discount applies for the client
        :rtype: bool
        """
        client = self.get_client()
        if client is None:
            return False
        return client.getMemberDiscountApplies()

    def is_field_visible(self, field):
        """Check if the field is visible
        """
        context = self.context
        fieldname = field.getName()

        # hide the Client field on client and batch contexts
        if fieldname == "Client" and context.portal_type in ("Client", ):
            return False

        # hide the Batch field on batch contexts
        if fieldname == "Batch" and context.portal_type in ("Batch", ):
            return False

        return True

    def get_fields_with_visibility(self, visibility, mode="add"):
        """Return the AR fields with the current visibility
        """
        ar = self.get_ar()
        mv = api.get_view("ar_add_manage", context=ar)
        mv.get_field_order()

        out = []
        for field in mv.get_fields_with_visibility(visibility, mode):
            # check custom field condition
            visible = self.is_field_visible(field)
            if visible is False and visibility != "hidden":
                continue
            out.append(field)
        return out

    def get_service_categories(self, restricted=True):
        """Return all service categories in the right order

        :param restricted: Client settings restrict categories
        :type restricted: bool
        :returns: Category catalog results
        :rtype: brains
        """
        bsc = api.get_tool("bika_setup_catalog")
        query = {
            "portal_type": "AnalysisCategory",
            "is_active": True,
            "sort_on": "sortable_title",
        }
        categories = bsc(query)
        client = self.get_client()
        if client and restricted:
            restricted_categories = client.getRestrictedCategories()
            restricted_category_ids = map(
                lambda c: c.getId(), restricted_categories)
            # keep correct order of categories
            if restricted_category_ids:
                categories = filter(
                    lambda c: c.getId in restricted_category_ids, categories)

        return categories

    def get_points_of_capture(self):
        items = POINTS_OF_CAPTURE.items()
        return OrderedDict(items)

    def get_services(self, poc="lab"):
        """Return all Services

        :param poc: Point of capture (lab/field)
        :type poc: string
        :returns: Mapping of category -> list of services
        :rtype: dict
        """
        bsc = api.get_tool("bika_setup_catalog")
        query = {
            "portal_type": "AnalysisService",
            "getPointOfCapture": poc,
            "is_active": True,
            "sort_on": "sortable_title",
        }
        services = bsc(query)
        categories = self.get_service_categories(restricted=False)
        analyses = {key: [] for key in map(lambda c: c.Title, categories)}

        # append the empty category as well
        analyses[""] = []

        for brain in services:
            category = brain.getCategoryTitle
            if category in analyses:
                analyses[category].append(brain)
        return analyses

    @cache(cache_key)
    def get_service_uid_from(self, analysis):
        """Return the service from the analysis
        """
        analysis = api.get_object(analysis)
        return api.get_uid(analysis.getAnalysisService())

    def is_service_selected(self, service):
        """Checks if the given service is selected by one of the ARs.
        This is used to make the whole line visible or not.
        """
        service_uid = api.get_uid(service)
        for arnum in range(self.ar_count):
            analyses = self.fieldvalues.get("Analyses-{}".format(arnum))
            if not analyses:
                continue
            service_uids = map(self.get_service_uid_from, analyses)
            if service_uid in service_uids:
                return True
        return False


class AnalysisRequestManageView(BrowserView):
    """AR Manage View
    """
    template = ViewPageTemplateFile("templates/ar_add_manage.pt")

    def __init__(self, context, request):
        self.context = context
        self.request = request
        self.tmp_ar = None

    def __call__(self):
        protect.CheckAuthenticator(self.request.form)
        form = self.request.form
        if form.get("submitted", False) and form.get("save", False):
            order = form.get("order")
            self.set_field_order(order)
            visibility = form.get("visibility")
            self.set_field_visibility(visibility)
        if form.get("submitted", False) and form.get("reset", False):
            self.flush()
        return self.template()

    def get_ar(self):
        if not self.tmp_ar:
            self.tmp_ar = self.context.restrictedTraverse(
                "portal_factory/AnalysisRequest/Request new analyses")
        return self.tmp_ar

    def get_annotation(self):
        bika_setup = api.get_bika_setup()
        return IAnnotations(bika_setup)

    @property
    def storage(self):
        annotation = self.get_annotation()
        if annotation.get(AR_CONFIGURATION_STORAGE) is None:

            annotation[AR_CONFIGURATION_STORAGE] = OOBTree()
        return annotation[AR_CONFIGURATION_STORAGE]

    def flush(self):
        annotation = self.get_annotation()
        if annotation.get(AR_CONFIGURATION_STORAGE) is not None:
            del annotation[AR_CONFIGURATION_STORAGE]

    def set_field_order(self, order):
        self.storage.update({"order": order})

    def get_field_order(self):
        order = self.storage.get("order")
        if order is None:
            return map(lambda f: f.getName(), self.get_fields())
        return order

    def set_field_visibility(self, visibility):
        self.storage.update({"visibility": visibility})

    def get_field_visibility(self):
        return self.storage.get("visibility")

    def is_field_visible(self, field):
        if field.required:
            return True
        visibility = self.get_field_visibility()
        if visibility is None:
            return True
        return visibility.get(field.getName(), True)

    def get_field(self, name):
        """Get AR field by name
        """
        ar = self.get_ar()
        return ar.getField(name)

    def get_fields(self):
        """Return all AR fields
        """
        ar = self.get_ar()
        return ar.Schema().fields()

    def get_sorted_fields(self):
        """Return the sorted fields
        """
        inf = float("inf")
        order = self.get_field_order()

        def field_cmp(field1, field2):
            _n1 = field1.getName()
            _n2 = field2.getName()
            _i1 = _n1 in order and order.index(_n1) + 1 or inf
            _i2 = _n2 in order and order.index(_n2) + 1 or inf
            return cmp(_i1, _i2)

        return sorted(self.get_fields(), cmp=field_cmp)

    def get_fields_with_visibility(self, visibility="edit", mode="add"):
        """Return the fields with visibility
        """
        fields = self.get_sorted_fields()

        out = []

        for field in fields:
            v = field.widget.isVisible(
                self.context, mode, default='invisible', field=field)

            if self.is_field_visible(field) is False:
                v = "hidden"

            visibility_guard = True
            # visibility_guard is a widget field defined in the schema in order
            # to know the visibility of the widget when the field is related to
            # a dynamically changing content such as workflows. For instance
            # those fields related to the workflow will be displayed only if
            # the workflow is enabled, otherwise they should not be shown.
            if 'visibility_guard' in dir(field.widget):
                visibility_guard = eval(field.widget.visibility_guard)
            if v == visibility and visibility_guard:
                out.append(field)

        return out


class ajaxAnalysisRequestAddView(AnalysisRequestAddView):
    """Ajax helpers for the analysis request add form
    """
    implements(IPublishTraverse)

    def __init__(self, context, request):
        super(ajaxAnalysisRequestAddView, self).__init__(context, request)
        self.context = context
        self.request = request
        self.traverse_subpath = []
        # Errors are aggregated here, and returned together to the browser
        self.errors = {}

    def publishTraverse(self, request, name):
        """ get's called before __call__ for each path name
        """
        self.traverse_subpath.append(name)
        return self

    @returns_json

    def __call__(self):
        """Dispatch the path to a method and return JSON.
        """
        protect.CheckAuthenticator(self.request.form)
        protect.PostOnly(self.request.form)

        if len(self.traverse_subpath) != 1:
            return self.error("Not found", status=404)
        func_name = "ajax_{}".format(self.traverse_subpath[0])
        func = getattr(self, func_name, None)
        if func is None:
            return self.error("Invalid function", status=400)
        return func()

    def error(self, message, status=500, **kw):
        """Set a JSON error object and a status to the response
        """
        self.request.response.setStatus(status)
        result = {"success": False, "errors": message}
        result.update(kw)
        return result

    def to_iso_date(self, dt):
        """Return the ISO representation of a date object
        """
        if dt is None:
            return ""
        if isinstance(dt, DateTime):
            return dt.ISO8601()
        if isinstance(dt, datetime):
            return dt.isoformat()
        raise TypeError("{} is neiter an instance of DateTime nor datetime"
                        .format(repr(dt)))

    def get_records(self):
        """Returns a list of AR records

        Fields coming from `request.form` have a number prefix, e.g. Contact-0.
        Fields with the same suffix number are grouped together in a record.
        Each record represents the data for one column in the AR Add form and
        contains a mapping of the fieldName (w/o prefix) -> value.

        Example:
        [{"Contact": "Rita Mohale", ...}, {Contact: "Neil Standard"} ...]
        """
        form = self.request.form
        ar_count = self.get_ar_count()

        records = []
        # Group belonging AR fields together
        for arnum in range(ar_count):
            record = {}
            s1 = "-{}".format(arnum)
            keys = filter(lambda key: s1 in key, form.keys())

            for key in keys:
                new_key = key.replace(s1, "")
                value = form.get(key)
                record[new_key] = value
            records.append(record)
        return records

    def get_uids_from_record(self, record, key):
        """Returns a list of parsed UIDs from a single form field identified by
        the given key.

        A form field ending with `_uid` can contain an empty value, a
        single UID or multiple UIDs separated by a comma.

        This method parses the UID value and returns a list of non-empty UIDs.
        """
        value = record.get(key, None)
        if value is None:
            return []
        if isinstance(value, basestring):
            value = value.split(",")
        return filter(lambda uid: uid, value)

    @cache(cache_key)
    def get_base_info(self, obj):
        """Returns the base info of an object
        """
        if obj is None:
            return {}

        info = {
            "id": api.get_id(obj),
            "uid": api.get_uid(obj),
            "title": api.get_title(obj),
            "field_values": {},
            "filter_queries": {},
        }

        return info

    @cache(cache_key)
    def get_client_info(self, obj):
        """Returns the client info of an object
        """
        info = self.get_base_info(obj)
        default_contact = self.get_default_contact(client=obj)
        if default_contact:
            info["field_values"].update({
                "Contact": self.get_contact_info(default_contact)
            })

        # UID of the client
        uid = api.get_uid(obj)

        # Bika Setup folder
        bika_setup = api.get_bika_setup()

        # bika samplepoints
        bika_samplepoints = bika_setup.bika_samplepoints
        bika_samplepoints_uid = api.get_uid(bika_samplepoints)

        # bika artemplates
        bika_artemplates = bika_setup.bika_artemplates
        bika_artemplates_uid = api.get_uid(bika_artemplates)

        # bika analysisprofiles
        bika_analysisprofiles = bika_setup.bika_analysisprofiles
        bika_analysisprofiles_uid = api.get_uid(bika_analysisprofiles)

        # bika analysisspecs
        bika_analysisspecs = bika_setup.bika_analysisspecs
        bika_analysisspecs_uid = api.get_uid(bika_analysisspecs)

        # catalog queries for UI field filtering
        filter_queries = {
            "Contact": {
                "getParentUID": [uid]
            },
            "CCContact": {
                "getParentUID": [uid]
            },
            "InvoiceContact": {
                "getParentUID": [uid]
            },
            "SamplePoint": {
                "getClientUID": [uid, bika_samplepoints_uid],
            },
            "Template": {
                "getClientUID": [uid, bika_artemplates_uid],
            },
            "Profiles": {
                "getClientUID": [uid, bika_analysisprofiles_uid],
            },
            "Specification": {
                "getClientUID": [uid, bika_analysisspecs_uid],
            },
            "SamplingRound": {
                "getParentUID": [uid],
            },
            "Sample": {
                "getClientUID": [uid],
            },
            "Batch": {
                "getClientUID": [uid, ""],
            }
        }
        info["filter_queries"] = filter_queries
        return info

    @cache(cache_key)
    def get_contact_info(self, obj):
        """Returns the client info of an object
        """

        info = self.get_base_info(obj)
        fullname = obj.getFullname()
        email = obj.getEmailAddress()

        # Note: It might get a circular dependency when calling:
        #       map(self.get_contact_info, obj.getCCContact())
        cccontacts = []
        for contact in obj.getCCContact():
            uid = api.get_uid(contact)
            fullname = contact.getFullname()
            email = contact.getEmailAddress()
            cccontacts.append({
                "uid": uid,
                "title": fullname,
                "fullname": fullname,
                "email": email
            })

        info.update({
            "fullname": fullname,
            "email": email,
            "field_values": {
                "CCContact": cccontacts
            },
        })

        return info

    @cache(cache_key)
    def get_service_info(self, obj):
        """Returns the info for a Service
        """
        info = self.get_base_info(obj)

        info.update({
            "short_title": obj.getShortTitle(),
            "scientific_name": obj.getScientificName(),
            "unit": obj.getUnit(),
            "keyword": obj.getKeyword(),
            "methods": map(self.get_method_info, obj.getMethods()),
            "calculation": self.get_calculation_info(obj.getCalculation()),
            "price": obj.getPrice(),
            "currency_symbol": self.get_currency().symbol,
            "accredited": obj.getAccredited(),
            "category": obj.getCategoryTitle(),
            "poc": obj.getPointOfCapture(),

        })

        dependencies = get_calculation_dependencies_for(obj).values()
        info["dependencies"] = map(self.get_base_info, dependencies)
        return info

    @cache(cache_key)
    def get_template_info(self, obj):
        """Returns the info for a Template
        """
        client = self.get_client()
        client_uid = api.get_uid(client) if client else ""

        profile = obj.getAnalysisProfile()
        profile_uid = api.get_uid(profile) if profile else ""
        profile_title = profile.Title() if profile else ""

        sample_type = obj.getSampleType()
        sample_type_uid = api.get_uid(sample_type) if sample_type else ""
        sample_type_title = sample_type.Title() if sample_type else ""

        sample_point = obj.getSamplePoint()
        sample_point_uid = api.get_uid(sample_point) if sample_point else ""
        sample_point_title = sample_point.Title() if sample_point else ""

        service_uids = []
        analyses_partitions = {}
        analyses = obj.getAnalyses()

        for record in analyses:
            service_uid = record.get("service_uid")
            service_uids.append(service_uid)
            analyses_partitions[service_uid] = record.get("partition")

        info = self.get_base_info(obj)
        info.update({
            "analyses_partitions": analyses_partitions,
            "analysis_profile_title": profile_title,
            "analysis_profile_uid": profile_uid,
            "client_uid": client_uid,
            "composite": obj.getComposite(),
            "partitions": obj.getPartitions(),
            "remarks": obj.getRemarks(),
            "sample_point_title": sample_point_title,
            "sample_point_uid": sample_point_uid,
            "sample_type_title": sample_type_title,
            "sample_type_uid": sample_type_uid,
            "service_uids": service_uids,
        })
        return info

    @cache(cache_key)
    def get_profile_info(self, obj):
        """Returns the info for a Profile
        """
        info = self.get_base_info(obj)
        info.update({})
        return info

    @cache(cache_key)
    def get_method_info(self, obj):
        """Returns the info for a Method
        """
        info = self.get_base_info(obj)
        info.update({})
        return info

    @cache(cache_key)
    def get_calculation_info(self, obj):
        """Returns the info for a Calculation
        """
        info = self.get_base_info(obj)
        info.update({})
        return info

    @cache(cache_key)
    def get_sampletype_info(self, obj):
        """Returns the info for a Sample Type
        """
        info = self.get_base_info(obj)

        # Bika Setup folder
        bika_setup = api.get_bika_setup()

        # bika samplepoints
        bika_samplepoints = bika_setup.bika_samplepoints
        bika_samplepoints_uid = api.get_uid(bika_samplepoints)

        # bika analysisspecs
        bika_analysisspecs = bika_setup.bika_analysisspecs
        bika_analysisspecs_uid = api.get_uid(bika_analysisspecs)

        # client
        client = self.get_client()
        client_uid = client and api.get_uid(client) or ""

        info.update({
            "prefix": obj.getPrefix(),
            "minimum_volume": obj.getMinimumVolume(),
            "hazardous": obj.getHazardous(),
            "retention_period": obj.getRetentionPeriod(),
        })

        # catalog queries for UI field filtering
        filter_queries = {
            "SamplePoint": {
                "getSampleTypeTitles": [obj.Title(), ''],
                "getClientUID": [client_uid, bika_samplepoints_uid],
                "sort_order": "descending",
            },
            "Specification": {
                "getSampleTypeTitle": obj.Title(),
                "getClientUID": [client_uid, bika_analysisspecs_uid],
                "sort_order": "descending",
            }
        }
        info["filter_queries"] = filter_queries

        return info

    @cache(cache_key)
    def get_primaryanalysisrequest_info(self, obj):
        """Returns the info for a Primary Sample
        """
        info = self.get_base_info(obj)

        batch = obj.getBatch()
        client = obj.getClient()
        sample_type = obj.getSampleType()
        sample_condition = obj.getSampleCondition()
        storage_location = obj.getStorageLocation()
        sample_point = obj.getSamplePoint()
        container = obj.getContainer()
        deviation = obj.getSamplingDeviation()
        preservation = obj.getPreservation()
        specification = obj.getSpecification()
        sample_template = obj.getTemplate()
        profiles = obj.getProfiles() or []
        cccontacts = obj.getCCContact() or []
        contact = obj.getContact()

        info.update({
            "composite": obj.getComposite(),
        })

        # Set the fields for which we want the value to be set automatically
        # when the primary sample is selected
        info["field_values"].update({
            "Client": self.to_field_value(client),
            "Contact": self.to_field_value(contact),
            "CCContact": map(self.to_field_value, cccontacts),
            "CCEmails": obj.getCCEmails() or [],
            "Batch": self.to_field_value(batch),
            "DateSampled": {"value": self.to_iso_date(obj.getDateSampled())},
            "SamplingDate": {"value": self.to_iso_date(obj.getSamplingDate())},
            "SampleType": self.to_field_value(sample_type),
            "EnvironmentalConditions": {"value": obj.getEnvironmentalConditions()},
            "ClientSampleID": {"value": obj.getClientSampleID()},
            "ClientReference": {"value": obj.getClientReference()},
            "ClientOrderNumber": {"value": obj.getClientOrderNumber()},
            "SampleCondition": self.to_field_value(sample_condition),
            "SamplePoint": self.to_field_value(sample_point),
            "StorageLocation": self.to_field_value(storage_location),
            "Container": self.to_field_value(container),
            "SamplingDeviation": self.to_field_value(deviation),
            "Preservation": self.to_field_value(preservation),
            "Specification": self.to_field_value(specification),
            "Template": self.to_field_value(sample_template),
            "Profiles": map(self.to_field_value, profiles),
            "Composite": {"value": obj.getComposite()}
        })

        return info

    @cache(cache_key)
    def to_field_value(self, obj):
        return {
            "uid": obj and api.get_uid(obj) or "",
            "title": obj and api.get_title(obj) or ""
        }

    @cache(cache_key)
    def get_specification_info(self, obj):
        """Returns the info for a Specification
        """
        info = self.get_base_info(obj)

        results_range = obj.getResultsRange()
        info.update({
            "results_range": results_range,
            "sample_type_uid": obj.getSampleTypeUID(),
            "sample_type_title": obj.getSampleTypeTitle(),
            "client_uid": obj.getClientUID(),
        })

        bsc = api.get_tool("bika_setup_catalog")

        def get_service_by_keyword(keyword):
            if keyword is None:
                return []
            return map(api.get_object, bsc({
                "portal_type": "AnalysisService",
                "getKeyword": keyword
            }))

        # append a mapping of service_uid -> specification
        specifications = {}
        for spec in results_range:
            service_uid = spec.get("uid")
            if service_uid is None:
                # service spec is not attached to a specific service, but to a
                # keyword
                for service in get_service_by_keyword(spec.get("keyword")):
                    service_uid = api.get_uid(service)
                    specifications[service_uid] = spec
                continue
            specifications[service_uid] = spec
        info["specifications"] = specifications
        # spec'd service UIDs
        info["service_uids"] = specifications.keys()
        return info

    def ajax_get_global_settings(self):
        """Returns the global Bika settings
        """
        bika_setup = api.get_bika_setup()
        settings = {
            "show_prices": bika_setup.getShowPrices(),
        }
        return settings

    def ajax_get_flush_settings(self):
        """Returns the settings for fields flush
        """
        flush_settings = {
            "Client": [
                "Contact",
                "CCContact",
                "InvoiceContact",
                "SamplePoint",
                "Template",
                "Profiles",
                "PrimaryAnalysisRequest",
                "Specification",
                "Batch"
            ],
            "Contact": [
                "CCContact"
            ],
            "SampleType": [
                "SamplePoint",
                "Specification"
            ],
            "PrimarySample": [
                "Batch"
                "Client",
                "Contact",
                "CCContact",
                "CCEmails",
                "ClientOrderNumber",
                "ClientReference",
                "ClientSampleID",
                "ContainerType",
                "DateSampled",
                "EnvironmentalConditions",
                "InvoiceContact",
                "Preservation",
                "Profiles",
                "SampleCondition",
                "SamplePoint",
                "SampleType",
                "SamplingDate",
                "SamplingDeviation",
                "StorageLocation",
                "Specification",
                "Template",
            ]
        }

        # Maybe other add-ons have additional fields that require flushing
        for name, ad in getAdapters((self.context,), IAddSampleFieldsFlush):
            logger.info("Additional flush settings from {}".format(name))
            additional_settings = ad.get_flush_settings()
            for key, values in additional_settings.items():
                new_values = flush_settings.get(key, []) + values
                flush_settings[key] = list(set(new_values))

        return flush_settings

    def ajax_get_service(self):
        """Returns the services information
        """
        uid = self.request.form.get("uid", None)

        if uid is None:
            return self.error("Invalid UID", status=400)

        service = self.get_object_by_uid(uid)
        if not service:
            return self.error("Service not found", status=404)

        info = self.get_service_info(service)
        return info

    def ajax_recalculate_records(self):
        out = {}
        records = self.get_records()
        for num_sample, record in enumerate(records):
            # Get reference fields metadata
            metadata = self.get_record_metadata(record)

            # Extract additional metadata from this record
            # service_to_specs
            service_to_specs = self.get_service_to_specs_info(metadata)
            metadata.update(service_to_specs)

            # service_to_templates, template_to_services
            templates_additional = self.get_template_additional_info(metadata)
            metadata.update(templates_additional)

            # service_to_profiles, profiles_to_services
            profiles_additional = self.get_profiles_additional_info(metadata)
            metadata.update(profiles_additional)

            # dependencies
            dependencies = self.get_unmet_dependencies_info(metadata)
            metadata.update(dependencies)

            # Set the metadata for current sample number (column)
            out[num_sample] = metadata

        return out

    def get_record_metadata(self, record):
        """Returns the metadata for the record passed in
        """
        metadata = {}
        extra_fields = {}
        for key, value in record.items():
            if not key.endswith("_uid"):
                continue

            # This is a reference field (ends with _uid), so we add the
            # metadata key, even if there is no way to handle objects this
            # field refers to
            metadata_key = key.replace("_uid", "")
            metadata_key = "{}_metadata".format(metadata_key.lower())
            metadata[metadata_key] = {}

            if not value:
                continue

            # Get objects information (metadata)
            objs_info = self.get_objects_info(record, key)
            objs_uids = map(lambda obj: obj["uid"], objs_info)
            metadata[metadata_key] = dict(zip(objs_uids, objs_info))

            # Grab 'field_values' fields to be recalculated too
            for obj_info in objs_info:
                field_values = obj_info.get("field_values", {})
                for field_name, field_value in field_values.items():
                    if not isinstance(field_value, dict):
                        # this is probably a list, e.g. "Profiles" field
                        continue
                    uids = self.get_uids_from_record(field_value, "uid")
                    if len(uids) == 1:
                        extra_fields[field_name] = uids[0]

        # Populate metadata with object info from extra fields
        for field_name, uid in extra_fields.items():
            key = "{}_metadata".format(field_name.lower())
            if metadata.get(key):
                # This object has been processed already, skip
                continue
            obj = self.get_object_by_uid(uid)
            if not obj:
                continue
            obj_info = self.get_object_info(obj, field_name)
            if not obj_info or "uid" not in obj_info:
                continue
            metadata[key] = {obj_info["uid"]: obj_info}

        return metadata

    def get_service_to_specs_info(self, metadata):
        service_to_specs = {}
        specifications = metadata.get("specification_metadata", {})
        for uid, obj_info in specifications.items():
            service_uids = obj_info["service_uids"]
            for service_uid in service_uids:
                if service_uid in service_to_specs:
                    service_to_specs[service_uid].append(uid)
                else:
                    service_to_specs[service_uid] = [uid]
        return {"service_to_specifications": service_to_specs}

    def get_template_additional_info(self, metadata):
        template_to_services = {}
        service_to_templates = {}
        service_metadata = metadata.get("service_metadata", {})
        profiles_metadata = metadata.get("profiles_metadata", {})
        template = metadata.get("template_metadata", {})
        # We don't expect more than one template, but who knows about future?
        for uid, obj_info in template.items():
            obj = self.get_object_by_uid(uid)
            # profile from the template
            profile = obj.getAnalysisProfile()
            # add the profile to the other profiles
            if profile is not None:
                profile_uid = api.get_uid(profile)
                if profile_uid not in profiles_metadata:
                    profile = self.get_object_by_uid(profile_uid)
                    profile_info = self.get_profile_info(profile)
                    profiles_metadata[profile_uid] = profile_info

            # get the template analyses
            # [{'partition': 'part-1', 'service_uid': '...'},
            # {'partition': 'part-1', 'service_uid': '...'}]
            analyses = obj.getAnalyses() or []
            # get all UIDs of the template records
            service_uids = map(lambda rec: rec.get("service_uid"), analyses)
            # remember a mapping of template uid -> service
            template_to_services[uid] = service_uids
            # remember a mapping of service uid -> templates
            for service_uid in service_uids:
                # remember the template of all services
                if service_uid in service_to_templates:
                    service_to_templates[service_uid].append(uid)
                else:
                    service_to_templates[service_uid] = [uid]
                # remember the service metadata
                if service_uid not in service_metadata:
                    service = self.get_object_by_uid(service_uid)
                    service_info = self.get_service_info(service)
                    service_metadata[service_uid] = service_info

        return {
            "service_to_templates": service_to_templates,
            "template_to_services": template_to_services,
            "service_metadata": service_metadata,
            "profiles_metadata": profiles_metadata,
        }

    def get_profiles_additional_info(self, metadata):
        profile_to_services = {}
        service_to_profiles = metadata.get("service_to_profiles", {})
        service_metadata = metadata.get("service_metadata", {})
        profiles = metadata.get("profiles_metadata", {})
        for uid, obj_info in profiles.items():
            obj = self.get_object_by_uid(uid)
            # get all services of this profile
            services = obj.getService()
            # get all UIDs of the profile services
            service_uids = map(api.get_uid, services)
            # remember all services of this profile
            profile_to_services[uid] = service_uids
            # remember a mapping of service uid -> profiles
            for service in services:
                # get the UID of this service
                service_uid = api.get_uid(service)
                # remember the profiles of this service
                if service_uid in service_to_profiles:
                    service_to_profiles[service_uid].append(uid)
                else:
                    service_to_profiles[service_uid] = [uid]
                # remember the service metadata
                if service_uid not in service_metadata:
                    service_info = self.get_service_info(service)
                    service_metadata[service_uid] = service_info

        return {
            "profile_to_services": profile_to_services,
            "service_to_profiles": service_to_profiles,
            "service_metadata": service_metadata,
        }

    def get_unmet_dependencies_info(self, metadata):
        # mapping of service UID -> unmet service dependency UIDs
        unmet_dependencies = {}
        services = metadata.get("service_metadata", {}).copy()
        for uid, obj_info in services.items():
            obj = self.get_object_by_uid(uid)
            # get the dependencies of this service
            deps = get_service_dependencies_for(obj)

            # check for unmet dependencies
            for dep in deps["dependencies"]:
                # we use the UID to test for equality
                dep_uid = api.get_uid(dep)
                if dep_uid not in services:
                    if uid in unmet_dependencies:
                        unmet_dependencies[uid].append(self.get_base_info(dep))
                    else:
                        unmet_dependencies[uid] = [self.get_base_info(dep)]
            # remember the dependencies in the service metadata
            metadata["service_metadata"][uid].update({
                "dependencies": map(
                    self.get_base_info, deps["dependencies"]),
            })
        return {
            "unmet_dependencies": unmet_dependencies
        }

    def get_objects_info(self, record, key):
        """
        Returns a list with the metadata for the objects the field with
        field_name passed in refers to. Returns empty list if the field is not
        a reference field or the record for this key cannot be handled
        :param record: a record for a single sample (column)
        :param key: The key of the field from the record (e.g. Client_uid)
        :return: list of info objects
        """
        # Get the objects from this record. Returns a list because the field
        # can be multivalued
        uids = self.get_uids_from_record(record, key)
        objects = map(self.get_object_by_uid, uids)
        objects = map(lambda obj: self.get_object_info(obj, key), objects)
        return filter(None, objects)

    def object_info_cache_key(method, self, obj, key):
        if obj is None or not key:
            raise DontCache
        field_name = key.replace("_uid", "").lower()
        obj_key = api.get_cache_key(obj)
        return "-".join([field_name, obj_key])

    @cache(object_info_cache_key)
    def get_object_info(self, obj, key):
        """Returns the object info metadata for the passed in object and key
        :param obj: the object from which extract the info from
        :param key: The key of the field from the record (e.g. Client_uid)
        :return: dict that represents the object
        """
        # Check if there is a function to handle objects for this field
        field_name = key.replace("_uid", "")
        func_name = "get_{}_info".format(field_name.lower())
        func = getattr(self, func_name, None)

        # Get the info for each object
        info = callable(func) and func(obj) or self.get_base_info(obj)

        # Check if there is any adapter to handle objects for this field
        for name, adapter in getAdapters((obj, ), IAddSampleObjectInfo):
            logger.info("adapter for '{}': {}".format(field_name, name))
            ad_info = adapter.get_object_info()
            self.update_object_info(info, ad_info)

        return info

    def update_object_info(self, base_info, additional_info):
        """Updates the dictionaries for keys 'field_values' and 'filter_queries'
        from base_info with those defined in additional_info. If base_info is
        empty or None, updates the whole base_info dict with additional_info
        """
        if not base_info:
            base_info.update(additional_info)
            return

        # Merge field_values info
        field_values = base_info.get("field_values", {})
        field_values.update(additional_info.get("field_values", {}))
        base_info["field_values"] = field_values

        # Merge filter_queries info
        filter_queries = base_info.get("filter_queries", {})
        filter_queries.update(additional_info.get("filter_queries", {}))
        base_info["filter_queries"] = filter_queries

    def show_recalculate_prices(self):
        bika_setup = api.get_bika_setup()
        return bika_setup.getShowPrices()

    def ajax_recalculate_prices(self):
        """Recalculate prices for all ARs
        """
        # When the option "Include and display pricing information" in
        # Bika Setup Accounting tab is not selected
        if not self.show_recalculate_prices():
            return {}

        # The sorted records from the request
        records = self.get_records()

        client = self.get_client()
        bika_setup = api.get_bika_setup()

        member_discount = float(bika_setup.getMemberDiscount())
        member_discount_applies = False
        if client:
            member_discount_applies = client.getMemberDiscountApplies()

        prices = {}
        for n, record in enumerate(records):
            ardiscount_amount = 0.00
            arservices_price = 0.00
            arprofiles_price = 0.00
            arprofiles_vat_amount = 0.00
            arservice_vat_amount = 0.00
            services_from_priced_profile = []

            profile_uids = record.get("Profiles_uid", "").split(",")
            profile_uids = filter(lambda x: x, profile_uids)
            profiles = map(self.get_object_by_uid, profile_uids)
            services = map(self.get_object_by_uid, record.get("Analyses", []))

            # ANALYSIS PROFILES PRICE
            for profile in profiles:
                use_profile_price = profile.getUseAnalysisProfilePrice()
                if not use_profile_price:
                    continue

                profile_price = float(profile.getAnalysisProfilePrice())
                arprofiles_price += profile_price
                arprofiles_vat_amount += profile.getVATAmount()
                profile_services = profile.getService()
                services_from_priced_profile.extend(profile_services)

            # ANALYSIS SERVICES PRICE
            for service in services:
                if service in services_from_priced_profile:
                    continue
                service_price = float(service.getPrice())
                # service_vat = float(service.getVAT())
                service_vat_amount = float(service.getVATAmount())
                arservice_vat_amount += service_vat_amount
                arservices_price += service_price

            base_price = arservices_price + arprofiles_price

            # Calculate the member discount if it applies
            if member_discount and member_discount_applies:
                logger.info("Member discount applies with {}%".format(
                    member_discount))
                ardiscount_amount = base_price * member_discount / 100

            subtotal = base_price - ardiscount_amount
            vat_amount = arprofiles_vat_amount + arservice_vat_amount
            total = subtotal + vat_amount

            prices[n] = {
                "discount": "{0:.2f}".format(ardiscount_amount),
                "subtotal": "{0:.2f}".format(subtotal),
                "vat": "{0:.2f}".format(vat_amount),
                "total": "{0:.2f}".format(total),
            }
            logger.info("Prices for AR {}: Discount={discount} "
                        "VAT={vat} Subtotal={subtotal} total={total}"
                        .format(n, **prices[n]))

        return prices

    def ajax_submit(self):
        """Submit & create the ARs
        """

        # Get AR required fields (including extended fields)
        fields = self.get_ar_fields()

        # extract records from request
        records = self.get_records()

        fielderrors = {}
        errors = {"message": "", "fielderrors": {}}

        attachments = {}
        valid_records = []

        # Validate required fields
        for n, record in enumerate(records):

            # Process UID fields first and set their values to the linked field
            uid_fields = filter(lambda f: f.endswith("_uid"), record)
            for field in uid_fields:
                name = field.replace("_uid", "")
                value = record.get(field)
                if "," in value:
                    value = value.split(",")
                record[name] = value

            # Extract file uploads (fields ending with _file)
            # These files will be added later as attachments
            file_fields = filter(lambda f: f.endswith("_file"), record)
            attachments[n] = map(lambda f: record.pop(f), file_fields)


            # Process Specifications field (dictionary like records instance).
            # -> Convert to a standard Python dictionary.
            specifications = map(
                lambda x: dict(x), record.pop("Specifications", []))
            record["Specifications"] = specifications

            # Required fields and their values
            required_keys = [field.getName() for field in fields
                             if field.required]
            required_values = [record.get(key) for key in required_keys]
            required_fields = dict(zip(required_keys, required_values))

            # Client field is required but hidden in the AR Add form. We remove
            # it therefore from the list of required fields to let empty
            # columns pass the required check below.
            if record.get("Client", False):
                required_fields.pop('Client', None)

            # Contacts get pre-filled out if only one contact exists.
            # We won't force those columns with only the Contact filled out to
            # be required.
            contact = required_fields.pop("Contact", None)

            # None of the required fields are filled, skip this record
            if not any(required_fields.values()):
                continue

            # Re-add the Contact
            required_fields["Contact"] = contact

            # Missing required fields
            missing = [f for f in required_fields if not record.get(f, None)]

            # If there are required fields missing, flag an error
            for field in missing:
                fieldname = "{}-{}".format(field, n)
                msg = _("Field '{}' is required".format(field))
                fielderrors[fieldname] = msg

            # Process valid record
            valid_record = dict()
            for fieldname, fieldvalue in record.iteritems():
                # clean empty
                if fieldvalue in ['', None]:
                    continue
                valid_record[fieldname] = fieldvalue

            # append the valid record to the list of valid records
            valid_records.append(valid_record)

        # return immediately with an error response if some field checks failed
        if fielderrors:
            errors["fielderrors"] = fielderrors
            return {'errors': errors}

        # Process Form
        actions = ActionHandlerPool.get_instance()
        actions.queue_pool()
        ARs = OrderedDict()
        for n, record in enumerate(valid_records):
            client_uid = record.get("Client")
            client = self.get_object_by_uid(client_uid)

            if not client:
                actions.resume()
                raise RuntimeError("No client found")

            # get the specifications and pass them to the AR create function.
            specifications = record.pop("Specifications", {})

            # Create the Analysis Request
            try:
                ar = crar(
                    client,
                    self.request,
                    record,
                    specifications=specifications
                )
            except (KeyError, RuntimeError) as e:
                actions.resume()
                errors["message"] = e.message
                return {"errors": errors}
            # We keep the title to check if AR is newly created
            # and UID to print stickers
            ARs[ar.Title()] = ar.UID()
            for attachment in attachments.get(n, []):
                if not attachment.filename:
                    continue
                att = _createObjectByType("Attachment", client, tmpID())
                att.setAttachmentFile(attachment)
                att.processForm()
                ar.addAttachment(att)
        actions.resume()

        level = "info"
        if len(ARs) == 0:
            message = _('No Samples could be created.')
            level = "error"
        elif len(ARs) > 1:
            message = _('Samples ${ARs} were successfully created.',
                        mapping={'ARs': safe_unicode(', '.join(ARs.keys()))})
        else:
            message = _('Sample ${AR} was successfully created.',
                        mapping={'AR': safe_unicode(ARs.keys()[0])})

        # Display a portal message
        self.context.plone_utils.addPortalMessage(message, level)

        # Automatic label printing
        bika_setup = api.get_bika_setup()
        auto_print = bika_setup.getAutoPrintStickers()
        if 'register' in auto_print and ARs:
            return {
                'success': message,
                'stickers': ARs.values(),
                'stickertemplate': bika_setup.getAutoStickerTemplate()
            }
        else:
            return {'success': message}

senaite / senaite.core

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