Allow participants to join by link (#481 based on 2021.01)

assets/js/party.manage.js

@@ -44,6 +44,11 @@ $(document).ready(function () {
         $('.link_remove_participant').attr('disabled', false);
     });
 
+    $('#btn_join').click(function (e) {
+        $('#join-mode').show();
+        $('#btn_join').attr('disabled', true);
+    });
+
     if (Modernizr.inputtypes.date == true) {
         $("#intracto_secretsantabundle_updatepartydetailstype_eventdate").click(function (e) {
             $(this).datepicker({dateFormat: 'dd-mm-yy'});

src/Controller/Participant/JoinController.php

@@ -0,0 +1,64 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Participant;
+
+use App\Entity\Participant;
+use App\Entity\Party;
+use App\Form\Type\AddParticipantType;
+use App\Repository\PartyRepository;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Annotation\Route;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Template;
+
+class JoinController extends AbstractController
+{
+    /**
+     * @Route("/join/{joinurl}", name="join_party")
+     * @Template("Participant/show/join.html.twig")
+     */
+    public function joinAction(Request $request, string $joinurl, PartyRepository $partyRepository)
+    {
+        /** @var Party $party */
+        $party = $partyRepository->findOneBy(['joinurl' => $joinurl, 'joinmode' => 1, 'created' => 0]);
+
+        if (null !== $party) {
+            $addParticipantForm = $this->createForm(AddParticipantType::class, new Participant(), [
+                'action' => $this->generateUrl('join_party', ['joinurl' => $party->getJoinurl()]),
+            ]);
+            $addParticipantForm->handleRequest($request);
+
+            if ($addParticipantForm->isSubmitted() && $addParticipantForm->isValid()) {
+                /** @var Participant $newParticipant */
+                $newParticipant = $addParticipantForm->getData();
+                $newParticipant->setParty($party);
+                $this->getDoctrine()->getManager()->persist($newParticipant);
+                $this->getDoctrine()->getManager()->flush();
+
+                return $this->redirectToRoute('join_party_joined', ['joinurl' => $party->getJoinurl()]);
+            }
+        }
+
+        return [
+            'party' => $party,
+            'form' => isset($addParticipantForm) ? $addParticipantForm->createView() : null,
+        ];
+    }
+
+    /**
+     * @Route("/joined/{joinurl}", name="join_party_joined")
+     * @Template("Participant/show/join.html.twig")
+     */
+    public function joinedAction(string $joinurl, PartyRepository $partyRepository)
+    {
+        /** @var Party $party */
+        $party = $partyRepository->findOneBy(['joinurl' => $joinurl, 'joinmode' => 1, 'created' => 0]);
+
+        return [
+            'party' => $party,
+            'form' => null,
+        ];
+    }
+}

src/Controller/Party/ManagementController.php

@@ -6,6 +6,7 @@
 
 use App\Entity\Party;
 use App\Form\Handler\AddParticipantFormHandler;
+use App\Form\Type\SetJoinModeType;
 use App\Mailer\MailerService;
 use App\Service\PartyService;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Template;
@@ -50,6 +51,9 @@ public function validAction(Party $party, Form $excludeForm = null)
         $updatePartyDetailsForm = $this->createForm(UpdatePartyDetailsType::class, $party, [
             'action' => $this->generateUrl('party_manage_update', ['listurl' => $party->getListurl()]),
         ]);
+        $setJoinModeForm = $this->createForm(SetJoinModeType::class, $party, [
+            'action' => $this->generateUrl('party_manage_joinmode', ['listurl' => $party->getListurl()]),
+        ]);
 
         if ($excludeForm === null) {
             $excludeForm = $this->createForm(PartyExcludeParticipantType::class, $party, [
@@ -64,6 +68,7 @@ public function validAction(Party $party, Form $excludeForm = null)
             'delete_party_csrf_token' => $this->get('security.csrf.token_manager')->getToken('delete_party'),
             'delete_participant_csrf_token' => $this->get('security.csrf.token_manager')->getToken('delete_participant'),
             'excludeForm' => $excludeForm->createView(),
+            'setJoinModeForm' => $setJoinModeForm->createView(),
         ];
     }
 
@@ -144,4 +149,30 @@ public function excludeAction(Request $request, Party $party)
 
         return $this->redirectToRoute('party_manage', ['listurl' => $party->getListurl()]);
     }
+
+    /**
+     * @Route("/manage/joinmode/{listurl}", name="party_manage_joinmode", methods={"POST"})
+     */
+    public function joinModeAction(Request $request, Party $party)
+    {
+        $party->setConfirmed(true);
+        $setJoinModeForm = $this->createForm(SetJoinModeType::class, $party, []);
+        $setJoinModeForm->handleRequest($request);
+
+        if ($setJoinModeForm->isSubmitted() && $setJoinModeForm->isValid()) {
+            if (($party->getJoinmode() == 1 && $party->getJoinurl() === null) || $request->request->get('reset', 0) == '1') {
+                // generate join URL
+                $party->setJoinurl(base_convert(sha1(uniqid((string) mt_rand(), true)), 16, 36));
+            }
+
+            $this->getDoctrine()->getManager()->persist($party);
+            $this->getDoctrine()->getManager()->flush();
+
+            $this->addFlash('success', $this->translator->trans('flashes.management.join_mode.success'));
+        } else {
+            $this->addFlash('danger', $this->translator->trans('flashes.management.join_mode.danger'));
+        }
+
+        return $this->redirectToRoute('party_manage', ['listurl' => $party->getListurl()]);
+    }
 }

src/Entity/Party.php

@@ -68,6 +68,12 @@ class Party
      */
     private $confirmed;
 
+    /** @var ?string */
+    private $joinurl;
+
+    /** @var int */
+    private $joinmode = 0;
+
     public function __construct($createDefaults = true)
     {
         $this->participants = new ArrayCollection();
@@ -81,6 +87,7 @@ public function __construct($createDefaults = true)
         $this->creationdate = new \DateTime();
         $this->message = '';
         $this->location = '';
+        $this->joinurl = base_convert(sha1(uniqid((string) mt_rand(), true)), 16, 36);
     }
 
     /**
@@ -292,6 +299,26 @@ public function setConfirmed(bool $confirmed)
         $this->confirmed = (string) $confirmed;
     }
 
+    public function getJoinurl(): ?string
+    {
+        return $this->joinurl;
+    }
+
+    public function setJoinurl(?string $joinurl): void
+    {
+        $this->joinurl = $joinurl;
+    }
+
+    public function getJoinmode(): int
+    {
+        return $this->joinmode;
+    }
+
+    public function setJoinmode(int $joinmode): void
+    {
+        $this->joinmode = $joinmode;
+    }
+
     /**
      * @return array
      */

src/Form/Handler/JoinParticipantFormHandler.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Form\Handler;
+
+use Doctrine\ORM\EntityManagerInterface;
+use App\Entity\Participant;
+use App\Entity\Party;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+class JoinParticipantFormHandler
+{
+    private TranslatorInterface $translator;
+    private SessionInterface $session;
+    private EntityManagerInterface $em;
+
+    public function __construct(TranslatorInterface $translator, SessionInterface $session, EntityManagerInterface $em)
+    {
+        $this->translator = $translator;
+        $this->session = $session;
+        $this->em = $em;
+    }
+
+    public function handle(FormInterface $form, Request $request, Party $party): void
+    {
+        /** @var Participant $newParticipant */
+        $newParticipant = $form->getData();
+
+        if (!$request->isMethod('POST')) {
+            return;
+        }
+
+        if (!$form->handleRequest($request)->isValid()) {
+            $this->session->getFlashBag()->add('danger', $this->translator->trans('flashes.management.add_participant.danger'));
+
+            return;
+        }
+
+        $newParticipant->setParty($party);
+
+        $this->em->persist($newParticipant);
+        $this->em->flush();
+
+        $this->session->getFlashBag()->add('success', $this->translator->trans('flashes.management.add_participant.success'));
+    }
+}

src/Form/Type/SetJoinModeType.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Form\Type;
+
+use App\Entity\Party;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class SetJoinModeType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder
+            ->add(
+                'join_mode',
+                ChoiceType::class,
+                [
+                    'attr' => ['data-hj-masked' => ''],
+                    'choices' => ['party_manage_valid.join_mode.mode.no' => '0', 'party_manage_valid.join_mode.mode.yes' => '1'],
+                    'expanded' => true,
+                    'multiple' => false,
+                ]
+            )
+        ;
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+            'data_class' => Party::class,
+        ]);
+    }
+}

src/ORM/Mapping/Party.orm.xml

@@ -34,6 +34,9 @@
         <field name="created" column="created" type="boolean"/>
         <field name="locale" column="locale" type="string" length="7"/>
         <field name="location" column="location" type="string" length="255" nullable="true"/>
+
+        <field name="joinurl" column="join_url" type="string" length="50" nullable="true" unique="true"/>
+        <field name="joinmode" column="join_mode" type="integer"/>
     </entity>
 
 </doctrine-mapping>

templates/Participant/show/join.html.twig

@@ -0,0 +1,66 @@
+{% extends "Participant/show/base.html.twig" %}
+
+{% block main %}
+    <div class="box">
+        <div class="row participant-title-row">
+            <div class="col-xs-12 col-sm-12 col-md-12">
+                <h1>{{ 'party_join.title'|trans }}</h1>
+
+                {% if party is not null %}
+
+                    {{ 'party_join.description'|trans|raw }}
+
+                    {% if form is null %}
+                        <div class="alert alert-success">
+                            {{ 'party_join.joined'|trans|raw }}
+                        </div>
+                    {% endif %}
+
+                    <div class="party-info">
+                        <h2>{{ 'participant_show_base.headers.title'|trans|raw }}</h2>
+                        <div id="partyDetails">
+                            <ul class="liststyle1">
+                                <li><strong>{{ 'participant_show_base.headers.date'|trans }}: </strong> {{ party.eventdate|format_datetime('medium', 'none') }}</li>
+                                <li><strong>{{ 'participant_show_base.headers.location'|trans }}: </strong> {{ party.location }}</li>
+                                <li><strong>{{ 'participant_show_base.headers.amount'|trans }}: </strong> {{ party.amount }}</li>
+                                <li><strong>{{ 'participant_show_base.headers.person_created_list'|trans }}: </strong> <span data-hj-masked>{{ party.participants|first.name }} ({{ party.participants|first.email }})</span>
+                            </ul>
+                        </div>
+                    </div>
+
+                    {% if form is not null %}
+                        {{ form_start(form) }}
+                        {{ form_row(form._token) }}
+                        <div class="form-group {% if form_errors(form.name) %}error{% endif %}">
+                            <strong>{{ 'party_manage_valid.label.name'|trans }}</strong> {{ form_widget(form.name ,{'attr':{'class':'form-control'}}) }}
+                            {% if form_errors(form.name) %}
+                                {% for error in form.name.vars.errors %}
+                                    <strong>{{ error.message }}</strong><br/>
+                                {% endfor %}
+                            {% endif %}
+                        </div>
+                        <div class="form-group {% if form_errors(form.email) %}error{% endif %}">
+                            <strong>{{ 'party_manage_valid.label.email'|trans }}</strong> {{ form_widget(form.email ,{'attr':{'class':'form-control'}}) }}
+                            {% if form_errors(form.email) %}
+                                {% for error in form.email.vars.errors %}
+                                    <strong>{{ error.message }}</strong><br/>
+                                {% endfor %}
+                            {% endif %}
+                        </div>
+                        <button type="submit" class="btn btn-success"
+                                id="btn_add_confirmation">{{ 'party_join.btn.join_confirm'|trans|raw }}</button>
+                        <button type="reset" class="btn btn-success" id="btn_add_cancel">{{ 'party_manage_valid.btn.cancel'|trans }}</button>
+                        {{ form_end(form) }}
+                    {% endif %}
+                {% else %}
+                    <div class="alert alert-danger">
+                        {{ 'party_join.invalid'|trans|raw }}
+                    </div>
+                {% endif %}
+
+            </div>
+        </div>
+
+    </div>
+
+{% endblock %}