source: main/waeup.sirp/trunk/src/waeup/sirp/accesscodes/browser.py @ 6939

"""UI components for accesscodes.
"""
import grok
from datetime import datetime
from hurry.workflow.interfaces import InvalidTransitionError
from waeup.sirp.browser.resources import datatable
from waeup.sirp.browser import WAeUPPage, WAeUPAddFormPage
from waeup.sirp.browser.breadcrumbs import Breadcrumb
from waeup.sirp.browser.viewlets import (
    AdminTask, AddActionButton, SearchActionButton, BatchOpButton, ManageLink)
from waeup.sirp.interfaces import IWAeUPObject

from waeup.sirp.accesscodes.interfaces import (
    IAccessCodeBatchContainer, IAccessCodeBatch,
    )
from waeup.sirp.accesscodes.catalog import search

grok.context(IWAeUPObject)

class BatchContainerPage(WAeUPPage):
    grok.name('index')
    grok.context(IAccessCodeBatchContainer)
    grok.template('batchcontainer')
    grok.require('waeup.manageACBatches')

    title = 'Access Code Batches'
    pnav = 0

    def update(self, batches=None, archive=None, delete=None):
        if archive is None and delete is None:
            return
        if not batches:
            self.flash('No batch selected.')
            return
        if isinstance(batches, basestring):
            batches = [batches]
        for name in batches:
            batch = self.context[name]
            csv_file = batch.archive()
            self.flash('Archived %s (%s)' % (name, csv_file))
            if delete is None:
                continue
            del self.context[name]
            self.flash('Deleted batch %s' % name)

class AddBatchPage(WAeUPAddFormPage):
    grok.name('add')
    grok.context(IAccessCodeBatchContainer)
    grok.require('waeup.manageACBatches')

    title = 'Create Access Code Batch'
    pnav = 0

    form_fields = grok.AutoFields(IAccessCodeBatch).select(
        'prefix', 'entry_num', 'cost')

    @grok.action('Cancel')
    def cancel(self, *args, **kw):
        self.flash('Batch creation cancelled.')
        self.redirect(self.url(self.context))

    @grok.action('Create batch')
    def createBatch(self, **data):
        creator = self.request.principal.id
        creation_date = datetime.now()
        data.update(creation_date=creation_date, creator=creator)
        batch = self.context.createBatch(**data)
        csv_file = batch.createCSVLogFile()
        self.context._p_changed = True
        self.flash('Batch created (%s entries)' % data['entry_num'])
        self.flash('Data written to %s' % csv_file)
        self.redirect(self.url(self.context))

class ReimportBatchPage(WAeUPPage):
    """Screen for reimporting AC batches.
    """
    grok.name('reimport')
    grok.context(IAccessCodeBatchContainer)
    grok.template('reimportbatchpage')
    grok.require('waeup.manageACBatches')

    title = 'Reimport Access Code Batches'
    pnav = 0

    def update(self, filenames=None, reimport=None, cancel=None):
        if cancel is not None:
            self.flash('Reimport cancelled.')
            self.redirect(self.url(self.context))
            return
        if reimport is None:
            return
        if not filenames:
            self.flash('No file chosen. Action cancelled.')
            self.redirect(self.url(self.context))
            return
        if isinstance(filenames, basestring):
            filenames = [filenames]
        userid = self.request.principal.id
        for filename in filenames:
            try:
                self.context.reimport(filename, userid)
            except KeyError:
                self.flash('This batch already exists: %s' % filename)
                continue
            self.flash('Successfully reimported: %s' % filename)
        self.redirect(self.url(self.context))

class BatchContainerSearchPage(WAeUPPage):
    grok.name('search')
    grok.context(IAccessCodeBatchContainer)
    grok.template('searchpage')
    grok.require('waeup.manageACBatches')

    title = 'Access Codes'
    pnav = 0
    label = 'Search and manage access codes'

    def update(self, *args, **kw):
        datatable.need()
        form = self.request.form
        self.hitlist = []
        if 'searchterm' in form and form['searchterm']:
            self.searchterm = form['searchterm']
            self.searchtype = form['searchtype']
        elif 'old_searchterm' in form:
            self.searchterm = form['old_searchterm']
            self.searchtype = form['old_searchtype']
        else:
            return
        #import pdb; pdb.set_trace()
        if not 'entries' in form:
            self.hitlist = search(query=self.searchterm,
                searchtype=self.searchtype, view=self)
            return
        entries = form['entries']
        if isinstance(entries, basestring):
            entries = [entries]
        for entry in entries:
            if 'disable' in form:
                try:
                    comment = u"AC disabled"
                    self.context.disable(entry, comment)
                    self.flash('%s disabled.' % entry)
                except InvalidTransitionError:
                    self.flash('%s: Disable transition not allowed.' % entry)
            elif 'enable' in form:
                try:
                    comment = u"AC re-enabled"
                    self.context.enable(entry, comment)
                    self.flash('%s (re-)enabled.' % entry)
                except InvalidTransitionError:
                    self.flash('%s: Re-enable transition not allowed.' % entry)
        self.hitlist = search(query=self.searchterm,
            searchtype=self.searchtype, view=self)
        return

class BatchContainerBreadcrumb(Breadcrumb):
    """A breadcrumb for ac batch containers.
    """
    grok.require('waeup.manageACBatches')
    grok.context(IAccessCodeBatchContainer)
    title = u'Access Code Batches'
    parent_viewname = 'administration'

class BatchContainerSearchBreadcrumb(Breadcrumb):
    """A breadcrumb for ac batch containers search page.
    """
    grok.require('waeup.manageACBatches')
    grok.context(IAccessCodeBatchContainer)
    grok.name('search')
    title = u'Search Access Codes'
    viewname = 'search'
    parent_viewname = 'index'

class AdminTaskManageACBatches(AdminTask):
    """Entry on administration page that links to batch container.
    """
    grok.order(5)
    grok.require('waeup.manageACBatches')
    grok.template('admintaskacbatches')

    link_title = 'Access Code Batches'
    target_viewname = 'accesscodes'

class CreateBatchButton(AddActionButton):
    """Action button on batch container page which links to batch creation.
    """
    grok.context(IAccessCodeBatchContainer)
    grok.view(BatchContainerPage)
    grok.require('waeup.manageACBatches')
    text = 'Add Access Code Batch'

class ReimportBatchButton(BatchOpButton):
    """Action button on batch container page which links to batch reimport.
    """
    grok.context(IAccessCodeBatchContainer)
    grok.view(BatchContainerPage)
    grok.require('waeup.manageACBatches')
    target = 'reimport'
    text = 'Reimport Access Code Batch'

class SearchAccessCodeButton(SearchActionButton):
    """Action button on batch container page which links to search.
    """
    grok.context(IAccessCodeBatchContainer)
    grok.view(BatchContainerPage)
    grok.require('waeup.manageACBatches')
    text = 'Search Access Codes'

class ManageAccessCodes(ManageLink):
    """Link in upper left box to access code management.
    """
    grok.order(6)
    grok.require('waeup.manageACBatches')

    link = u'accesscodes'
    text = u'Access Codes'