Merge pull request 'feature/RVRNEXT-43-split-transactions' (!59) from feature/RVRNEXT-43-split-transactions into master

Reviewed-on: #59

Jenkinsfile

@@ -35,7 +35,7 @@ pipeline {
                 sh 'vendor/bin/phpunit --log-junit unit_test_results.xml --testdox tests'
             }
             post {
-                success {
+                always {
                     archiveArtifacts 'unit_test_results.xml'
                 }
             }
@@ -53,7 +53,7 @@ pipeline {
                 sh 'php vendor/bin/phpstan analyse -c phpstan.neon --error-format=prettyJson > static_code_analysis_results.json'
             }
             post {
-                success {
+                always {
                     archiveArtifacts 'static_code_analysis_results.json'
                 }
             }

composer.json

@@ -10,7 +10,7 @@
     }
   ],
   "require": {
-    "esoko/soko-web": "0.10",
+    "esoko/soko-web": "0.13",
     "firebase/php-jwt": "^6.4"
   },
   "require-dev": {

composer.lock

@@ -4,17 +4,92 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "607b383c44826c6307dd79b0362ca320",
+    "content-hash": "707bad5bd796500db300c5384f2ce378",
     "packages": [
+        {
+            "name": "cocur/slugify",
+            "version": "v4.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/cocur/slugify.git",
+                "reference": "652234ef5f1be844a2ae1c36ad1b4c88b05160f9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/cocur/slugify/zipball/652234ef5f1be844a2ae1c36ad1b4c88b05160f9",
+                "reference": "652234ef5f1be844a2ae1c36ad1b4c88b05160f9",
+                "shasum": ""
+            },
+            "require": {
+                "ext-mbstring": "*",
+                "php": "^7.1 || ~8.0.0 || ~8.1.0 || ~8.2.0"
+            },
+            "conflict": {
+                "symfony/config": "<3.4 || >=4,<4.3",
+                "symfony/dependency-injection": "<3.4 || >=4,<4.3",
+                "symfony/http-kernel": "<3.4 || >=4,<4.3",
+                "twig/twig": "<2.12.1"
+            },
+            "require-dev": {
+                "laravel/framework": "^5.0|^6.0|^7.0|^8.0",
+                "latte/latte": "~2.2",
+                "league/container": "^2.2.0",
+                "mikey179/vfsstream": "~1.6.8",
+                "mockery/mockery": "^1.3",
+                "nette/di": "~2.4",
+                "pimple/pimple": "~1.1",
+                "plumphp/plum": "~0.1",
+                "symfony/config": "^3.4 || ^4.3 || ^5.0 || ^6.0",
+                "symfony/dependency-injection": "^3.4 || ^4.3 || ^5.0 || ^6.0",
+                "symfony/http-kernel": "^3.4 || ^4.3 || ^5.0 || ^6.0",
+                "symfony/phpunit-bridge": "^5.4 || ^6.0",
+                "twig/twig": "^2.12.1 || ~3.0",
+                "zendframework/zend-modulemanager": "~2.2",
+                "zendframework/zend-servicemanager": "~2.2",
+                "zendframework/zend-view": "~2.2"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Cocur\\Slugify\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Florian Eckerstorfer",
+                    "email": "florian@eckerstorfer.co",
+                    "homepage": "https://florian.ec"
+                },
+                {
+                    "name": "Ivo Bathke",
+                    "email": "ivo.bathke@gmail.com"
+                }
+            ],
+            "description": "Converts a string into a slug.",
+            "keywords": [
+                "slug",
+                "slugify"
+            ],
+            "support": {
+                "issues": "https://github.com/cocur/slugify/issues",
+                "source": "https://github.com/cocur/slugify/tree/v4.3.0"
+            },
+            "time": "2022-12-07T19:48:48+00:00"
+        },
         {
             "name": "esoko/soko-web",
-            "version": "0.10",
+            "version": "v0.13",
             "source": {
                 "type": "git",
                 "url": "https://git.esoko.eu/esoko/soko-web.git",
-                "reference": "fd286c9cffadc4a26609bfa00944f8014a2f3f59"
+                "reference": "4283bc9bb15d17914393b4ba3463d83717487c53"
             },
             "require": {
+                "cocur/slugify": "^4.3",
                 "phpmailer/phpmailer": "^6.8",
                 "symfony/console": "^5.4",
                 "vlucas/phpdotenv": "^5.5"
@@ -33,7 +108,7 @@
                 "GNU GPL 3.0"
             ],
             "description": "Lightweight web framework",
-            "time": "2023-05-02T10:55:47+00:00"
+            "time": "2023-06-17T12:32:56+00:00"
         },
         {
             "name": "firebase/php-jwt",

database/migrations/data/20230507_0051_slug_for_communities.php

@@ -0,0 +1,12 @@
+<?php
+
+use RVR\PersistentData\Model\Community;
+use SokoWeb\Database\Query\Select;
+
+$select = new Select(Container::$dbConnection);
+$communities = Container::$persistentDataManager->selectMultipleFromDb($select, Community::class);
+
+foreach ($communities as $community) {
+    $community->generateSlug();
+    Container::$persistentDataManager->saveToDb($community);
+}

database/migrations/structure/20230507_0051_slug_for_communities.sql

@@ -0,0 +1,3 @@
+ALTER TABLE `communities`
+ADD `slug` varchar(255) CHARACTER SET ascii COLLATE ascii_bin DEFAULT NULL AFTER `id`,
+ADD UNIQUE `slug` (`slug`);

database/migrations/structure/20230526_1551_events.sql

@@ -0,0 +1,13 @@
+CREATE TABLE `events` (
+  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
+  `slug` varchar(255) CHARACTER SET ascii COLLATE ascii_bin DEFAULT NULL,
+  `community_id` int(10) unsigned NOT NULL,
+  `start` timestamp NOT NULL DEFAULT current_timestamp(),
+  `end` timestamp NOT NULL DEFAULT current_timestamp(),
+  `title` varchar(255) NOT NULL,
+  `description` text NOT NULL,
+  PRIMARY KEY (`id`),
+  KEY `community_id` (`community_id`),
+  UNIQUE KEY `slug` (`slug`),
+  CONSTRAINT `events_community_id` FOREIGN KEY (`community_id`) REFERENCES `communities` (`id`)
+) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;

database/migrations/structure/20230528_1658_events_transactions.sql

@@ -0,0 +1,4 @@
+ALTER TABLE `transactions`
+ADD `event_id` int(10) unsigned NULL AFTER `community_id`,
+ADD KEY `event_id` (`event_id`),
+ADD CONSTRAINT `transactions_event_id` FOREIGN KEY (`event_id`) REFERENCES `events` (`id`);

database/migrations/structure/20230617_0214_multiple_payees.sql

@@ -0,0 +1,11 @@
+CREATE TABLE `transaction_payees` (
+  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
+  `transaction_id` int(10) unsigned NOT NULL,
+  `user_id` int(10) unsigned DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_user_for_transaction` (`transaction_id`, `user_id`),
+  KEY `transaction_id` (`transaction_id`),
+  KEY `user_id` (`user_id`),
+  CONSTRAINT `transaction_payees_transaction_id` FOREIGN KEY (`transaction_id`) REFERENCES `transactions` (`id`),
+  CONSTRAINT `transaction_payees_user_id` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`)
+) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;

public/static/css/rvr.css

@@ -108,6 +108,10 @@ p.small, span.small, td.small {
     font-size: 14px;
 }
 
+p.big, span.big, td.big {
+    font-size: 18px;
+}
+
 .red {
     color: #a80908;
 }
@@ -255,11 +259,11 @@ button.red:enabled:hover, button.red:enabled:focus, a.button.red:hover, a.button
 }
 
 button.yellow, a.button.yellow {
-    background-color: #e8a349;
+    background-color: #daa520;
 }
 
 button.yellow:enabled:hover, button.yellow:enabled:focus, a.button.yellow:hover, a.button.yellow:focus {
-    background-color: #c37713;
+    background-color: #b8860b;
 }
 
 button.green, a.button.green {
@@ -397,7 +401,7 @@ header>p {
 }
 
 header>p>span {
-    padding-left: 6px;
+    padding-left: 8px;
 }
 
 header>p>span>a:link, header>p>span>a:visited {
@@ -410,7 +414,7 @@ header>p>span>a:hover, header>p>span>a:focus {
 
 header>p>span:not(:last-child) {
     border-right: solid white 1px;
-    padding-right: 6px;
+    padding-right: 8px;
 }
 
 main {
@@ -537,6 +541,15 @@ p.formLabel {
     font-size: 14px;
 }
 
+span.label {
+    border-radius: 3px;
+    background-color: #555555;
+    color: #ffffff;
+    padding: 2px 4px;
+    font-weight: bold;
+    font-size: 13px;
+}
+
 @media screen and (max-width: 424px) {
     div.gridContainer {
         grid-template-columns: auto;

public/static/js/communities/transaction.js

@@ -0,0 +1,30 @@
+(function () {
+    const element = document.getElementById('transactionForm').elements['event_id'];
+    const select = new TomSelect(element, {
+        valueField: 'value',
+        labelField: 'label',
+        searchField: 'label',
+        loadThrottle: 300,
+        load: function (query, callback) {
+            var self = this;
+            RVR.httpRequest('GET', searchEventUrl.replace('QUERY', encodeURIComponent(query)), function () {
+                self.clearOptions();
+                callback(this.response.results);
+            });
+        },
+    });
+
+    select.on('change', function (value) {
+        this.clearOptions();
+    });
+
+    select.on('blur', function (value) {
+        this.clearOptions();
+    });
+
+    select.on('type', function (value) {
+        if (value === '') {
+            this.clearOptions();
+        }
+    });
+})();

public/static/js/rvr.js

@@ -64,6 +64,9 @@ var RVR = {
 
                     formError.style.display = 'block';
                     formError.innerHTML = this.response.error.errorText;
+                    if (typeof grecaptcha !== 'undefined') {
+                        grecaptcha.reset();
+                    }
 
                     return;
                 }

src/Controller/CommunityController.php

@@ -11,6 +11,7 @@ use RVR\Repository\CommunityRepository;
 use RVR\Repository\CommunityMemberRepository;
 use RVR\Repository\CurrencyExchangeRateRepository;
 use RVR\Repository\CurrencyRepository;
+use RVR\Repository\EventRepository;
 use RVR\Repository\TransactionRepository;
 use RVR\Repository\UserRepository;
 use SokoWeb\Interfaces\Authentication\IAuthenticationRequired;
@@ -32,6 +33,8 @@ class CommunityController implements IAuthenticationRequired
 
     private TransactionRepository $transactionRepository;
 
+    private EventRepository $eventRepository;
+
     public function __construct()
     {
         $this->userRepository = new UserRepository();
@@ -40,6 +43,7 @@ class CommunityController implements IAuthenticationRequired
         $this->currencyRepository = new CurrencyRepository();
         $this->currencyExchangeRatesRepository = new CurrencyExchangeRateRepository();
         $this->transactionRepository = new TransactionRepository();
+        $this->eventRepository = new EventRepository();
     }
 
     public function isAuthenticationRequired(): bool
@@ -49,7 +53,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function getCommunityHome(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), false, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), false, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -75,7 +79,7 @@ class CommunityController implements IAuthenticationRequired
 
         return new HtmlContent('communities/community', [
             'community' => $community,
-            'upcomingEvents' => [],
+            'upcomingEvents' => iterator_to_array($this->eventRepository->getUpcomingByCommunity($community, new DateTime(), 3)),
             'debtItems' => $debtItems,
             'debtBalance' => $debtBalance,
             'outstandingItems' => $outstandingItems,
@@ -87,7 +91,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function getCommunitySettings(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), false, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), false, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -106,7 +110,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function getCommunityEdit(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -124,9 +128,9 @@ class CommunityController implements IAuthenticationRequired
             ]);
         }
 
-        $communityId = \Container::$request->query('communityId');
-        if ($communityId){
-            if (!$this->checkPermission($communityId, true, $community, $ownCommunityMember)) {
+        $communitySlug = \Container::$request->query('communitySlug');
+        if ($communitySlug){
+            if (!$this->checkPermission($communitySlug, true, $community, $ownCommunityMember)) {
                 return null;
             }
         } else {
@@ -145,7 +149,7 @@ class CommunityController implements IAuthenticationRequired
         $community->setName($name);
         \Container::$persistentDataManager->saveToDb($community);
 
-        if (!$communityId) {
+        if (!$communitySlug) {
             /**
             * @var User $user
             */
@@ -168,13 +172,50 @@ class CommunityController implements IAuthenticationRequired
         }
 
         return new JsonContent([
-            'redirect' => ['target' => \Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()])]
+            'redirect' => ['target' => \Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()])]
         ]);
     }
 
+    public function deleteCommunity(): ?IContent
+    {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
+            return null;
+        }
+
+        if ($this->transactionRepository->countAllByCommunity($community) > 0) {
+            return new JsonContent([
+                'error' => ['errorText' => 'There are transactions for this community!']
+            ]);
+        }
+
+        if ($this->eventRepository->countAllByCommunity($community) > 0) {
+            return new JsonContent([
+                'error' => ['errorText' => 'There are events for this community!']
+            ]);
+        }
+
+        foreach ($this->communityMemberRepository->getAllByCommunity($community) as $communityMember) {
+            \Container::$persistentDataManager->deleteFromDb($communityMember);
+        }
+
+        $community->setMainCurrencyId(null);
+        \Container::$persistentDataManager->saveToDb($community);
+
+        foreach ($this->currencyRepository->getAllByCommunity($community) as $currency) {
+            foreach ($this->currencyExchangeRatesRepository->getAllByCurrency($currency) as $currencyExchangeRate) {
+                \Container::$persistentDataManager->deleteFromDb($currencyExchangeRate);
+            }
+            \Container::$persistentDataManager->deleteFromDb($currency);
+        }
+
+        \Container::$persistentDataManager->deleteFromDb($community);
+
+        return new JsonContent(['success' => true]);
+    }
+
     public function getMembersEdit(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -186,7 +227,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function saveMember(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -225,7 +266,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function deleteMember(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -250,7 +291,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function getCurrenciesEdit(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -262,7 +303,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function saveCurrency(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -298,7 +339,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function deleteCurrency(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -324,7 +365,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function getCurrencyExchangeRates(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -345,7 +386,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function saveCurrencyExchangeRate(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -378,7 +419,7 @@ class CommunityController implements IAuthenticationRequired
 
     public function deleteCurrencyExchangeRate(): ?IContent
     {
-        if (!$this->checkPermission(\Container::$request->query('communityId'), true, $community, $ownCommunityMember)) {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
             return null;
         }
 
@@ -415,12 +456,12 @@ class CommunityController implements IAuthenticationRequired
     }
 
     private function checkPermission(
-        int $communityId,
+        string $communitySlug,
         bool $needToBeOwner,
         ?Community &$community,
         ?CommunityMember &$ownCommunityMember): bool
     {
-        $community = $this->communityRepository->getById($communityId);
+        $community = $this->communityRepository->getBySlug($communitySlug);
         if ($community === null) {
             return false;
         }

src/Controller/EventController.php

@@ -0,0 +1,180 @@
+<?php namespace RVR\Controller;
+
+use Container;
+use DateTime;
+use RVR\Finance\ExchangeRateCalculator;
+use RVR\PersistentData\Model\Community;
+use RVR\PersistentData\Model\CommunityMember;
+use RVR\PersistentData\Model\Event;
+use RVR\PersistentData\Model\User;
+use RVR\Repository\CommunityMemberRepository;
+use RVR\Repository\CommunityRepository;
+use RVR\Repository\EventRepository;
+use RVR\Repository\TransactionRepository;
+use SokoWeb\Interfaces\Authentication\IAuthenticationRequired;
+use SokoWeb\Interfaces\Authorization\ISecured;
+use SokoWeb\Interfaces\Response\IContent;
+use SokoWeb\Response\HtmlContent;
+use SokoWeb\Response\JsonContent;
+
+class EventController implements IAuthenticationRequired, ISecured
+{
+    private CommunityRepository $communityRepository;
+
+    private CommunityMemberRepository $communityMemberRepository;
+
+    private EventRepository $eventRepository;
+
+    private TransactionRepository $transactionRepository;
+
+    private ?Community $community;
+
+    private ?CommunityMember $ownCommunityMember;
+
+    public function __construct()
+    {
+        $this->communityRepository = new CommunityRepository();
+        $this->communityMemberRepository = new CommunityMemberRepository();
+        $this->eventRepository = new EventRepository();
+        $this->transactionRepository = new TransactionRepository();
+    }
+
+    public function isAuthenticationRequired(): bool
+    {
+        return true;
+    }
+
+    public function authorize(): bool
+    {
+        $communitySlug = \Container::$request->query('communitySlug');
+        $this->community = $this->communityRepository->getBySlug($communitySlug);
+        if ($this->community === null) {
+            return false;
+        }
+
+        /**
+        * @var User $user
+        */
+        $user = \Container::$request->user();
+        $this->ownCommunityMember = $this->communityMemberRepository->getByCommunityAndUser($this->community, $user);
+        if ($this->ownCommunityMember === null) {
+            return false;
+        }
+
+        return true;
+    }
+
+    public function getEvents(): IContent
+    {
+        $itemsPerPage = 10;
+        $numberOfEvents = $this->eventRepository->countAllByCommunity($this->community);
+        $currentPage = Container::$request->query('page') ?: 1;
+        $events = $this->eventRepository->getPagedByCommunity(
+            $this->community,
+            $currentPage,
+            $itemsPerPage
+        );
+
+        return new HtmlContent('events/events', [
+            'community' => $this->community,
+            'pages' => ceil($numberOfEvents / $itemsPerPage),
+            'currentPage' => $currentPage,
+            'numberOfEvents' => $numberOfEvents,
+            'events' => $events
+        ]);
+    }
+
+    public function searchEvent(): IContent
+    {
+        $events = iterator_to_array($this->eventRepository->searchByTitle($this->community, Container::$request->query('q')));
+        $results = [];
+        foreach ($events as $event) {
+            $results[] = ['value' => $event->getId(), 'label' => $event->getTitle()];
+        }
+
+        return new JsonContent([
+            'results' => $results
+        ]);
+    }
+
+    public function getEvent(): ?IContent
+    {
+        $event = $this->eventRepository->getBySlug(Container::$request->query('eventSlug'));
+        if (!$event) {
+            return null;
+        }
+        Container::$persistentDataManager->loadRelationsFromDb($this->community, true, ['main_currency']);
+
+        return new HtmlContent('events/event', [
+            'community' => $this->community,
+            'event' => $event,
+            'totalCost' => $this->sumTransactions($event)
+        ]);
+    }
+
+    public function getEventEdit(): ?IContent
+    {
+        $eventSlug = Container::$request->query('eventSlug');
+        if ($eventSlug) {
+            $event = $this->eventRepository->getBySlug($eventSlug);
+            if ($event === null) {
+                return null;
+            }
+        } else {
+            $event = null;
+        }
+
+        return new HtmlContent('events/event_edit', [
+            'community' => $this->community,
+            'event' => $event
+        ]);
+    }
+
+    public function saveEvent(): ?IContent
+    {
+        $eventSlug = Container::$request->query('eventSlug');
+        if ($eventSlug) {
+            $event = $this->eventRepository->getBySlug($eventSlug);
+        } else {
+            $event = new Event();
+            $event->setCommunity($this->community);
+        }
+
+        $event->setTitle(Container::$request->post('title'));
+        $event->setDescription(Container::$request->post('description'));
+        $event->setStartDate(new DateTime(Container::$request->post('start')));
+        $event->setEndDate(new DateTime(Container::$request->post('end')));
+        Container::$persistentDataManager->saveToDb($event);
+
+        return new JsonContent([
+            'redirect' => ['target' => \Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $this->community->getSlug(), 'eventSlug' => $event->getSlug()])]
+        ]);
+    }
+
+    public function deleteEvent(): IContent
+    {
+        $event = $this->eventRepository->getBySlug(Container::$request->query('eventSlug'));
+
+        foreach ($this->transactionRepository->getAllByEvent($event) as $transaction) {
+            $transaction->setEventId(null);
+            Container::$persistentDataManager->saveToDb($transaction);
+        }
+
+        Container::$persistentDataManager->deleteFromDb($event);
+
+        return new JsonContent(['success' => true]);
+    }
+
+    private function sumTransactions(Event $event): float
+    {
+        $exchangeRateCalculator = new ExchangeRateCalculator($this->community->getMainCurrency());
+        $transactions = $this->transactionRepository->getAllByEvent($event, true, ['currency']);
+        $sum = 0.0;
+
+        foreach ($transactions as $transaction) {
+            $sum += $exchangeRateCalculator->calculate($transaction->getSum(), $transaction->getCurrency(), $transaction->getTimeDate());
+        }
+
+        return $sum;
+    }
+}

src/Controller/HomeController.php

@@ -1,8 +1,10 @@
 <?php namespace RVR\Controller;
 
+use DateTime;
 use RVR\PersistentData\Model\Community;
 use RVR\PersistentData\Model\User;
 use RVR\Repository\CommunityMemberRepository;
+use RVR\Repository\EventRepository;
 use SokoWeb\Interfaces\Authentication\IAuthenticationRequired;
 use SokoWeb\Interfaces\Response\IContent;
 use SokoWeb\Response\HtmlContent;
@@ -11,9 +13,12 @@ class HomeController implements IAuthenticationRequired
 {
     private CommunityMemberRepository $communityMemberRepository;
 
+    private EventRepository $eventRepository;
+
     public function __construct()
     {
         $this->communityMemberRepository = new CommunityMemberRepository();
+        $this->eventRepository = new EventRepository();
     }
 
     public function isAuthenticationRequired(): bool
@@ -39,7 +44,7 @@ class HomeController implements IAuthenticationRequired
 
         return new HtmlContent('home', [
             'communities' => $communities,
-            'upcomingEvents' => []
+            'upcomingEvents' => iterator_to_array($this->eventRepository->getUpcomingByUser($user, new DateTime(), 3, true, ['community']))
         ]);
     }
 }

src/Controller/LoginController.php

@@ -196,7 +196,7 @@ class LoginController
         if ($user === null) {
             return new JsonContent([
                 'error' => [
-                    'errorText' => 'No user found with the given email address / username.'
+                    'errorText' => 'No user found with the given email address.'
                 ]
             ]);
         }

src/Controller/TransactionController.php

@@ -6,11 +6,14 @@ use RVR\Finance\ExchangeRateCalculator;
 use RVR\PersistentData\Model\Community;
 use RVR\PersistentData\Model\CommunityMember;
 use RVR\PersistentData\Model\Transaction;
+use RVR\PersistentData\Model\TransactionPayee;
 use RVR\PersistentData\Model\User;
 use RVR\Repository\CommunityMemberRepository;
 use RVR\Repository\CommunityRepository;
 use RVR\Repository\CurrencyRepository;
 use RVR\Repository\TransactionRepository;
+use RVR\Repository\TransactionPayeeRepository;
+use RVR\Repository\EventRepository;
 use SokoWeb\Interfaces\Authentication\IAuthenticationRequired;
 use SokoWeb\Interfaces\Authorization\ISecured;
 use SokoWeb\Interfaces\Response\IContent;
@@ -27,9 +30,13 @@ class TransactionController implements IAuthenticationRequired, ISecured
 
     private TransactionRepository $transactionRepository;
 
-    private Community $community;
+    private TransactionPayeeRepository $transactionPayeeRepository;
 
-    private CommunityMember $ownCommunityMember;
+    private EventRepository $eventRepository;
+
+    private ?Community $community;
+
+    private ?CommunityMember $ownCommunityMember;
 
     public function __construct()
     {
@@ -37,6 +44,8 @@ class TransactionController implements IAuthenticationRequired, ISecured
         $this->communityMemberRepository = new CommunityMemberRepository();
         $this->currencyRepository = new CurrencyRepository();
         $this->transactionRepository = new TransactionRepository();
+        $this->transactionPayeeRepository = new TransactionPayeeRepository();
+        $this->eventRepository = new EventRepository();
     }
 
     public function isAuthenticationRequired(): bool
@@ -46,8 +55,8 @@ class TransactionController implements IAuthenticationRequired, ISecured
 
     public function authorize(): bool
     {
-        $communityId = \Container::$request->query('communityId');
-        $this->community = $this->communityRepository->getById($communityId);
+        $communitySlug = \Container::$request->query('communitySlug');
+        $this->community = $this->communityRepository->getBySlug($communitySlug);
         if ($this->community === null) {
             return false;
         }
@@ -69,25 +78,46 @@ class TransactionController implements IAuthenticationRequired, ISecured
         Container::$persistentDataManager->loadRelationsFromDb($this->community, true, ['main_currency']);
         $exchangeRateCalculator = new ExchangeRateCalculator($this->community->getMainCurrency());
 
+        $eventSlug = Container::$request->query('event');
+        if ($eventSlug) {
+            $event = $this->eventRepository->getBySlug($eventSlug);
+        } else {
+            $event = null;
+        }
+
         $itemsPerPage = 50;
-        $numberOfTransactions = $this->transactionRepository->countAllByCommunity($this->community);
-        $pages = ceil($numberOfTransactions / $itemsPerPage);
-        $currentPage = Container::$request->query('page') ?: 0;
-        $transactions = $this->transactionRepository->getPagedByCommunity(
-            $this->community,
-            $currentPage * $itemsPerPage,
-            $itemsPerPage,
-            true,
-            ['currency', 'payer_user', 'payee_user']
-        );
+        $numberOfTransactions = $event ?
+            $this->transactionRepository->countAllByEvent($event) :
+            $this->transactionRepository->countAllByCommunity($this->community);
+        $currentPage = Container::$request->query('page') ?: 1;
+        $transactions = $event ?
+            $this->transactionRepository->getPagedByEvent(
+                $event,
+                $currentPage,
+                $itemsPerPage,
+                true,
+                ['currency', 'payer_user']
+            ) :
+            $this->transactionRepository->getPagedByCommunity(
+                $this->community,
+                $currentPage,
+                $itemsPerPage,
+                true,
+                ['event', 'currency', 'payer_user']
+            );
+
+        $transactions = iterator_to_array($transactions);
+        Container::$persistentDataManager->loadMultiRelationsFromDb($transactions, 'payees', true, ['user']);
 
         return new HtmlContent('communities/transactions', [
             'community' => $this->community,
+            'event' => $event,
             'exchangeRateCalculator' => $exchangeRateCalculator,
-            'pages' => $pages,
+            'pages' => ceil($numberOfTransactions / $itemsPerPage),
             'currentPage' => $currentPage,
             'numberOfTransactions' => $numberOfTransactions,
-            'transactions' => $transactions
+            'transactions' => $transactions,
+            'members' => $this->getMembers($this->community)
         ]);
     }
 
@@ -99,13 +129,28 @@ class TransactionController implements IAuthenticationRequired, ISecured
             if ($transaction === null) {
                 return null;
             }
+            Container::$persistentDataManager->loadRelationsFromDb($transaction, false, ['event']);
+            $event = $transaction->getEvent();
+            $payeeUserIds = [];
+            foreach ($this->transactionPayeeRepository->getAllByTransaction($transaction) as $payee) {
+                $payeeUserIds[] = $payee->getUserId();
+            }
         } else {
             $transaction = null;
+            $eventSlug = Container::$request->query('event');
+            if ($eventSlug) {
+                $event = $this->eventRepository->getBySlug($eventSlug);
+            } else {
+                $event = null;
+            }
+            $payeeUserIds = [];
         }
 
         return new HtmlContent('communities/transaction_edit', [
             'community' => $this->community,
             'transaction' => $transaction,
+            'payeeUserIds' => $payeeUserIds,
+            'event' => $event,
             'members' => $this->getMembers($this->community),
             'currencies' => $this->getCurrencies($this->community)
         ]);
@@ -121,20 +166,51 @@ class TransactionController implements IAuthenticationRequired, ISecured
             $transaction->setCommunity($this->community);
         }
 
+        $transaction->setEventId(Container::$request->post('event_id') ?: null);
         $transaction->setCurrencyId(Container::$request->post('currency_id'));
         $transaction->setPayerUserId(Container::$request->post('payer_user_id'));
-        $transaction->setPayeeUserId(Container::$request->post('payee_user_id') ?: null);
         $transaction->setDescription(Container::$request->post('description'));
         $transaction->setSum(Container::$request->post('sum'));
         $transaction->setTimeDate(new DateTime(Container::$request->post('time')));
         Container::$persistentDataManager->saveToDb($transaction);
 
+        $payeeUserIds = array_unique(Container::$request->post('payee_user_ids'));
+        if (count($payeeUserIds) === $this->communityMemberRepository->countAllByCommunity($this->community)) {
+            $payeeUserIds = [];
+        }
+
+        $currentPayees = [];
+        foreach ($payeeUserIds as $payeeUserId) {
+            $payee = new TransactionPayee();
+            $payee->setTransaction($transaction);
+            $payee->setUserId((int)$payeeUserId);
+            $currentPayees[(int)$payeeUserId] = $payee;
+        }
+        $existingPayees = [];
+        if ($transactionId) {
+            foreach ($this->transactionPayeeRepository->getAllByTransaction($transaction) as $payee) {
+                $existingPayees[$payee->getUserId()] = $payee;
+            }
+        }
+
+        foreach (array_diff_key($currentPayees, $existingPayees) as $newPayee) {
+            Container::$persistentDataManager->saveToDb($newPayee);
+        }
+        foreach (array_diff_key($existingPayees, $currentPayees) as $deletedPayee) {
+            Container::$persistentDataManager->deleteFromDb($deletedPayee);
+        }
+
         return new JsonContent(['success' => true]);
     }
 
     public function deleteTransaction(): IContent
     {
         $transaction = $this->transactionRepository->getById(Container::$request->query('transactionId'));
+
+        foreach ($this->transactionPayeeRepository->getAllByTransaction($transaction) as $payee) {
+            Container::$persistentDataManager->deleteFromDb($payee);
+        }
+
         Container::$persistentDataManager->deleteFromDb($transaction);
 
         return new JsonContent(['success' => true]);
@@ -143,7 +219,7 @@ class TransactionController implements IAuthenticationRequired, ISecured
     private function getMembers(Community $community): array
     {
         $members = iterator_to_array($this->communityMemberRepository->getAllByCommunity($community, true, ['user']));
-        usort($members, function($a, $b) {
+        usort($members, function ($a, $b) {
             return strnatcmp($a->getUser()->getDisplayName(), $b->getUser()->getDisplayName());
         });
         return $members;
@@ -152,10 +228,10 @@ class TransactionController implements IAuthenticationRequired, ISecured
     private function getCurrencies(Community $community): array
     {
         $currencies = iterator_to_array($this->currencyRepository->getAllByCommunity($community));
-        usort($currencies, function($a, $b) {
+        usort($currencies, function ($a, $b) {
             return strnatcmp($a->getCode(), $b->getCode());
         });
-        usort($currencies, function($a, $b) use ($community) {
+        usort($currencies, function ($a, $b) use ($community) {
             return (int)($b->getId() === $community->getMainCurrencyId()) - (int)($a->getId() === $community->getMainCurrencyId());
         });
         return $currencies;

src/Finance/BalanceCalculator.php

@@ -1,5 +1,6 @@
 <?php namespace RVR\Finance;
 
+use Container;
 use RVR\PersistentData\Model\Community;
 use RVR\Repository\CommunityMemberRepository;
 use RVR\Repository\TransactionRepository;
@@ -56,13 +57,18 @@ class BalanceCalculator
     private function sumTransactions(): void
     {
         $membersCount = count($this->members);
-        $transactions = $this->transactionRepository->getAllByCommunity($this->community, true, ['currency']);
+        $transactions = iterator_to_array($this->transactionRepository->getAllByCommunity($this->community, true, ['currency']));
+        Container::$persistentDataManager->loadMultiRelationsFromDb($transactions, 'payees');
 
         foreach ($transactions as $transaction) {
             $sum = $this->exchangeRateCalculator->calculate($transaction->getSum(), $transaction->getCurrency(), $transaction->getTimeDate());
+            $payees = $transaction->getPayees();
+            $payeeCount = count($payees);
 
-            if ($transaction->getPayeeUserId()) {
-                $this->payments[$transaction->getPayerUserId()][$transaction->getPayeeUserId()] += $sum;
+            if ($payeeCount > 0) {
+                foreach ($payees as $payee) {
+                    $this->payments[$transaction->getPayerUserId()][$payee->getUserId()] += $sum / $payeeCount;
+                }
             } else {
                 foreach ($this->members as $payeeUserId => $member) {
                     $this->payments[$transaction->getPayerUserId()][$payeeUserId] += $sum / $membersCount;

src/PersistentData/Model/Community.php

@@ -1,9 +1,9 @@
 <?php namespace RVR\PersistentData\Model;
 
 use DateTime;
-use SokoWeb\PersistentData\Model\Model;
+use SokoWeb\PersistentData\Model\ModelWithSlug;
 
-class Community extends Model
+class Community extends ModelWithSlug
 {
     protected static string $table = 'communities';
 
@@ -11,6 +11,8 @@ class Community extends Model
 
     protected static array $relations = ['main_currency' => Currency::class];
 
+    protected static string $slugSource = 'name';
+
     private string $name = '';
 
     private string $currency = '';
@@ -31,12 +33,12 @@ class Community extends Model
         $this->currency = $currency;
     }
 
-    public function setMainCurrency(Currency $mainCurrency): void
+    public function setMainCurrency(?Currency $mainCurrency): void
     {
         $this->mainCurrency = $mainCurrency;
     }
 
-    public function setMainCurrencyId(int $mainCurrencyId): void
+    public function setMainCurrencyId(?int $mainCurrencyId): void
     {
         $this->mainCurrencyId = $mainCurrencyId;
     }

src/PersistentData/Model/Event.php

@@ -0,0 +1,107 @@
+<?php namespace RVR\PersistentData\Model;
+
+use DateTime;
+use SokoWeb\PersistentData\Model\ModelWithSlug;
+
+class Event extends ModelWithSlug
+{
+    protected static string $table = 'events';
+
+    protected static array $fields = ['community_id', 'start', 'end', 'title', 'description'];
+
+    protected static array $relations = ['community' => Community::class];
+
+    protected static string $slugSource = 'title';
+
+    private ?Community $community = null;
+
+    private int $communityId;
+
+    private DateTime $start;
+
+    private DateTime $end;
+
+    private string $title = '';
+
+    private string $description = '';
+
+    public function setCommunity(Community $community): void
+    {
+        $this->community = $community;
+    }
+
+    public function setCommunityId(int $communityId): void
+    {
+        $this->communityId = $communityId;
+    }
+
+    public function setStartDate(DateTime $start): void
+    {
+        $this->start = $start;
+    }
+
+    public function setStart(string $start): void
+    {
+        $this->start = new DateTime($start);
+    }
+
+    public function setEndDate(DateTime $end): void
+    {
+        $this->end = $end;
+    }
+
+    public function setEnd(string $end): void
+    {
+        $this->end = new DateTime($end);
+    }
+
+    public function setTitle(string $title): void
+    {
+        $this->title = $title;
+    }
+
+    public function setDescription(string $description): void
+    {
+        $this->description = $description;
+    }
+
+    public function getCommunity(): ?Community
+    {
+        return $this->community;
+    }
+
+    public function getCommunityId(): int
+    {
+        return $this->communityId;
+    }
+
+    public function getStartDate(): DateTime
+    {
+        return $this->start;
+    }
+
+    public function getStart(): string
+    {
+        return $this->start->format('Y-m-d H:i:s');
+    }
+
+    public function getEndDate(): DateTime
+    {
+        return $this->end;
+    }
+
+    public function getEnd(): string
+    {
+        return $this->end->format('Y-m-d H:i:s');
+    }
+
+    public function getTitle(): string
+    {
+        return $this->title;
+    }
+
+    public function getDescription(): string
+    {
+        return $this->description;
+    }
+}

src/PersistentData/Model/Transaction.php

@@ -7,19 +7,28 @@ class Transaction extends Model
 {
     protected static string $table = 'transactions';
 
-    protected static array $fields = ['community_id', 'currency_id', 'payer_user_id', 'payee_user_id', 'description', 'sum', 'time'];
+    protected static array $fields = ['community_id', 'event_id', 'currency_id', 'payer_user_id', 'payee_user_id', 'description', 'sum', 'time'];
 
     protected static array $relations = [
         'community' => Community::class,
+        'event' => Event::class,
         'currency' => Currency::class,
         'payer_user' => User::class,
         'payee_user' => User::class
     ];
 
+    protected static array $multiRelations = [
+        'payees' => [TransactionPayee::class, 'transaction']
+    ];
+
     private ?Community $community = null;
 
     private int $communityId;
 
+    private ?Event $event = null;
+
+    private ?int $eventId = null;
+
     private ?Currency $currency = null;
 
     private int $currencyId;
@@ -32,6 +41,8 @@ class Transaction extends Model
 
     private ?int $payeeUserId = null;
 
+    private ?array $payees = null;
+
     private string $description = '';
 
     private float $sum = 0.0;
@@ -48,6 +59,16 @@ class Transaction extends Model
         $this->communityId = $communityId;
     }
 
+    public function setEvent(?Event $event): void
+    {
+        $this->event = $event;
+    }
+
+    public function setEventId(?int $eventId): void
+    {
+        $this->eventId = $eventId;
+    }
+
     public function setCurrency(Currency $currency): void
     {
         $this->currency = $currency;
@@ -78,6 +99,11 @@ class Transaction extends Model
         $this->payeeUserId = $payeeUserId;
     }
 
+    public function setPayees(array $payees): void
+    {
+        $this->payees = $payees;
+    }
+
     public function setDescription(string $description): void
     {
         $this->description = $description;
@@ -108,6 +134,16 @@ class Transaction extends Model
         return $this->communityId;
     }
 
+    public function getEvent(): ?Event
+    {
+        return $this->event;
+    }
+
+    public function getEventId(): ?int
+    {
+        return $this->eventId;
+    }
+
     public function getCurrency(): ?Currency
     {
         return $this->currency;
@@ -138,6 +174,11 @@ class Transaction extends Model
         return $this->payeeUserId;
     }
 
+    public function getPayees(): ?array
+    {
+        return $this->payees;
+    }
+
     public function getDescription(): string
     {
         return $this->description;

src/PersistentData/Model/TransactionPayee.php

@@ -0,0 +1,60 @@
+<?php namespace RVR\PersistentData\Model;
+
+use SokoWeb\PersistentData\Model\Model;
+
+class TransactionPayee extends Model
+{
+    protected static string $table = 'transaction_payees';
+
+    protected static array $fields = ['transaction_id', 'user_id'];
+
+    protected static array $relations = ['transaction' => Transaction::class, 'user' => User::class];
+
+    private ?Transaction $transaction = null;
+
+    private ?int $transactionId = null;
+
+    private ?User $user = null;
+
+    private ?int $userId = null;
+
+    public function setTransaction(Transaction $transaction): void
+    {
+        $this->transaction = $transaction;
+    }
+
+    public function setTransactionId(int $transactionId): void
+    {
+        $this->transactionId = $transactionId;
+    }
+
+    public function setUser(User $user): void
+    {
+        $this->user = $user;
+    }
+
+    public function setUserId(int $userId): void
+    {
+        $this->userId = $userId;
+    }
+
+    public function getTransaction(): ?Transaction
+    {
+        return $this->transaction;
+    }
+
+    public function getTransactionId(): ?int
+    {
+        return $this->transactionId;
+    }
+
+    public function getUser(): ?User
+    {
+        return $this->user;
+    }
+
+    public function getUserId(): ?int
+    {
+        return $this->userId;
+    }
+}

src/Repository/CommunityMemberRepository.php

@@ -15,12 +15,16 @@ class CommunityMemberRepository
 
     public function getAllByCommunity(Community $community, bool $useRelations = false, array $withRelations = []): Generator
     {
-        $select = new Select(\Container::$dbConnection);
-        $select->where('community_id', '=', $community->getId());
+        $select = $this->selectAllByCommunity($community);
 
         yield from \Container::$persistentDataManager->selectMultipleFromDb($select, CommunityMember::class, $useRelations, $withRelations);
     }
 
+    public function countAllByCommunity(Community $community): int
+    {
+        return $this->selectAllByCommunity($community)->count();
+    }
+
     public function getAllByUser(User $user, bool $useRelations = false, array $withRelations = []): Generator
     {
         $select = new Select(\Container::$dbConnection);
@@ -37,4 +41,11 @@ class CommunityMemberRepository
 
         return \Container::$persistentDataManager->selectFromDb($select, CommunityMember::class);
     }
+
+    private function selectAllByCommunity(Community $community): Select
+    {
+        $select = new Select(\Container::$dbConnection, CommunityMember::getTable());
+        $select->where('community_id', '=', $community->getId());
+        return $select;
+    }
 }

src/Repository/CommunityRepository.php

@@ -8,4 +8,9 @@ class CommunityRepository
     {
         return \Container::$persistentDataManager->selectFromDbById($id, Community::class);
     }
+
+    public function getBySlug(string $slug): ?Community
+    {
+        return \Container::$persistentDataManager->selectFromDbBySlug($slug, Community::class);
+    }
 }

src/Repository/EventRepository.php

@@ -0,0 +1,89 @@
+<?php namespace RVR\Repository;
+
+use Container;
+use DateTime;
+use Generator;
+use RVR\PersistentData\Model\Community;
+use RVR\PersistentData\Model\Event;
+use RVR\PersistentData\Model\User;
+use SokoWeb\Database\Query\Select;
+
+class EventRepository
+{
+    public function getById(int $id): ?Event
+    {
+        return Container::$persistentDataManager->selectFromDbById($id, Event::class);
+    }
+
+    public function getBySlug(string $slug): ?Event
+    {
+        return \Container::$persistentDataManager->selectFromDbBySlug($slug, Event::class);
+    }
+
+    public function getAllByCommunity(Community $community, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByCommunity($community);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Event::class, $useRelations, $withRelations);
+    }
+
+    public function countAllByCommunity(Community $community): int
+    {
+        return $this->selectAllByCommunity($community)->count();
+    }
+
+    public function getUpcomingByCommunity(Community $community, DateTime $from, int $limit, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByCommunity($community);
+        $select->where('end', '>', $from->format('Y-m-d H:i:s'));
+        $select->orderBy('start', 'ASC');
+        $select->limit($limit, 0);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Event::class, $useRelations, $withRelations);
+    }
+
+    public function getUpcomingByUser(User $user, DateTime $from, int $limit, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByUser($user);
+        $select->where('end', '>', $from->format('Y-m-d H:i:s'));
+        $select->orderBy('start', 'ASC');
+        $select->limit($limit, 0);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Event::class, $useRelations, $withRelations);
+    }
+
+    public function getPagedByCommunity(Community $community, int $page, int $itemsPerPage, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByCommunity($community);
+        $select->orderBy('start', 'DESC');
+        $select->paginate($page, $itemsPerPage);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Event::class, $useRelations, $withRelations);
+    }
+
+    public function searchByTitle(Community $community, string $title): Generator
+    {
+        $select = $this->selectAllByCommunity($community);
+        $select->where('title', 'LIKE', '%' . $title . '%');
+        $select->orderBy('start', 'DESC');
+        $select->limit(10);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Event::class);
+    }
+
+    private function selectAllByCommunity(Community $community)
+    {
+        $select = new Select(Container::$dbConnection, Event::getTable());
+        $select->where('community_id', '=', $community->getId());
+        return $select;
+    }
+
+    private function selectAllByUser(User $user)
+    {
+        $select = new Select(Container::$dbConnection, Event::getTable());
+        $select->innerJoin('communities', ['communities', 'id'], '=', ['events', 'community_id']);
+        $select->innerJoin('community_members', ['communities', 'id'], '=', ['community_members', 'community_id']);
+        $select->where(['community_members', 'user_id'], '=', $user->getId());
+        return $select;
+    }
+}

src/Repository/TransactionPayeeRepository.php

@@ -0,0 +1,23 @@
+<?php namespace RVR\Repository;
+
+use Container;
+use Generator;
+use RVR\PersistentData\Model\Transaction;
+use RVR\PersistentData\Model\TransactionPayee;
+use SokoWeb\Database\Query\Select;
+
+class TransactionPayeeRepository
+{
+    public function getById(int $id): ?TransactionPayee
+    {
+        return Container::$persistentDataManager->selectFromDbById($id, TransactionPayee::class);
+    }
+
+    public function getAllByTransaction(Transaction $transaction, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = new Select(Container::$dbConnection);
+        $select->where('transaction_id', '=', $transaction->getId());
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, TransactionPayee::class, $useRelations, $withRelations);
+    }
+}

src/Repository/TransactionRepository.php

@@ -4,6 +4,7 @@ use Container;
 use Generator;
 use RVR\PersistentData\Model\Community;
 use RVR\PersistentData\Model\Currency;
+use RVR\PersistentData\Model\Event;
 use RVR\PersistentData\Model\Transaction;
 use RVR\PersistentData\Model\User;
 use SokoWeb\Database\Query\Select;
@@ -22,11 +23,23 @@ class TransactionRepository
         yield from Container::$persistentDataManager->selectMultipleFromDb($select, Transaction::class, $useRelations, $withRelations);
     }
 
+    public function getAllByEvent(Event $event, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByEvent($event);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Transaction::class, $useRelations, $withRelations);
+    }
+
     public function countAllByCommunity(Community $community): int
     {
         return $this->selectAllByCommunity($community)->count();
     }
 
+    public function countAllByEvent(Event $event): int
+    {
+        return $this->selectAllByEvent($event)->count();
+    }
+
     public function isAnyForUser(User $user): bool
     {
         $select = new Select(Container::$dbConnection, Transaction::getTable());
@@ -53,12 +66,20 @@ class TransactionRepository
         return $select->count() > 0;
     }
 
-    public function getPagedByCommunity(Community $community, int $start, int $limit, bool $useRelations = false, array $withRelations = []): Generator
+    public function getPagedByCommunity(Community $community, int $page, int $itemsPerPage, bool $useRelations = false, array $withRelations = []): Generator
     {
-        $select = new Select(Container::$dbConnection);
-        $select->where('community_id', '=', $community->getId());
+        $select = $this->selectAllByCommunity($community);
         $select->orderBy('time', 'DESC');
-        $select->limit($limit, $start);
+        $select->paginate($page, $itemsPerPage);
+
+        yield from Container::$persistentDataManager->selectMultipleFromDb($select, Transaction::class, $useRelations, $withRelations);
+    }
+
+    public function getPagedByEvent(Event $event, int $page, int $itemsPerPage, bool $useRelations = false, array $withRelations = []): Generator
+    {
+        $select = $this->selectAllByEvent($event);
+        $select->orderBy('time', 'DESC');
+        $select->paginate($page, $itemsPerPage);
 
         yield from Container::$persistentDataManager->selectMultipleFromDb($select, Transaction::class, $useRelations, $withRelations);
     }
@@ -69,4 +90,11 @@ class TransactionRepository
         $select->where('community_id', '=', $community->getId());
         return $select;
     }
+
+    private function selectAllByEvent(Event $event)
+    {
+        $select = new Select(Container::$dbConnection, Transaction::getTable());
+        $select->where('event_id', '=', $event->getId());
+        return $select;
+    }
 }

views/communities/community.php

@@ -4,22 +4,26 @@
     <h2>
         <?= $community->getName() ?>
         <?php if ($editPermission): ?>
-            <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.edit')->generateLink(['communityId' => $community->getId()]) ?>">edit</a>]</span>
+            <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.edit')->generateLink(['communitySlug' => $community->getSlug()]) ?>">edit</a>]</span>
         <?php endif; ?>
     </h2>
 
-    <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communityId' => $community->getId()]) ?>">Settings</a></p>
+    <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Settings</a></p>
 
     <div class="gridContainer marginTop">
         <div>
             <h3 class="marginBottom">Upcoming events</h3>
             <?php if (count($upcomingEvents) > 0): ?>
                 <?php foreach ($upcomingEvents as $event): ?>
-                    <!-- todo -->
+                    <p>
+                        <a href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>"><?= $event->getTitle() ?></a>
+                        <span class="small"><?= $event->getStartDate()->format('Y-m-d') ?> – <?= $event->getEndDate()->format('Y-m-d') ?></span>
+                    </p>
                 <?php endforeach; ?>
             <?php else: ?>
                 <p>There is no upcoming event.</p>
             <?php endif; ?>
+            <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>">All events</a> | <a href="<?= Container::$routeCollection->getRoute('community.events.new')->generateLink(['communitySlug' => $community->getSlug()]) ?>">New event</a></p>
         </div>
         <div>
             <?php
@@ -27,7 +31,7 @@
             $mainCurrencyRoundDigits = $community->getMainCurrency()->getRoundDigits();
             ?>
             <h3 class="marginBottom">Finances</h3>
-            <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId()]) ?>">Transactions</a>
+            <p><a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Transactions</a> | <a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communitySlug' => $community->getSlug()]) ?>">New transaction</a></p>
             <table class="fullWidth marginTop">
                 <tr>
                     <td class="bold">You owe</td>

views/communities/community_currencies.php

@@ -2,8 +2,8 @@
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
-        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communityId' => $community->getId()]) ?>">Settings</a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Settings</a> »
         Edit currencies
     </h2>
     <div class="box compactBox">
@@ -18,8 +18,8 @@
             <?php foreach ($currencies as $currency): ?>
                 <tr>
                     <td>
-                        <form id="editCurrency_<?= $currency->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencies.edit-action')->generateLink(['communityId' => $community->getId(), 'currency_id' => $currency->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="code,round_digits"></form>
-                        <form id="deleteCurrency_<?= $currency->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencies.delete-action')->generateLink(['communityId' => $community->getId(), 'currency_id' => $currency->getId()]) ?>" method="post" data-reload-on-success="true"></form>
+                        <form id="editCurrency_<?= $currency->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencies.edit-action')->generateLink(['communitySlug' => $community->getSlug(), 'currency_id' => $currency->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="code,round_digits"></form>
+                        <form id="deleteCurrency_<?= $currency->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencies.delete-action')->generateLink(['communitySlug' => $community->getSlug(), 'currency_id' => $currency->getId()]) ?>" method="post" data-reload-on-success="true"></form>
                         <input type="text" form="editCurrency_<?= $currency->getId() ?>" class="text fullWidth" name="code" value="<?= $currency->getCode() ?>" maxlength="3" required>
                     </td>
                     <td>
@@ -35,7 +35,7 @@
             <?php endforeach; ?>
             <tr>
                 <td>
-                    <form id="newCurrency" action="<?= Container::$routeCollection->getRoute('community.currencies.new-action')->generateLink(['communityId' => $community->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="code,round_digits"></form>
+                    <form id="newCurrency" action="<?= Container::$routeCollection->getRoute('community.currencies.new-action')->generateLink(['communitySlug' => $community->getSlug()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="code,round_digits"></form>
                     <input type="text" form="newCurrency" class="text fullWidth" name="code" maxlength="3" required>
                 </td>
                 <td>

views/communities/community_edit.php

@@ -3,7 +3,7 @@
 @section(main)
     <h2>
         <?php if (isset($community)): ?>
-            <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
+            <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
             Edit
         <?php else: ?>
             New community
@@ -12,7 +12,7 @@
     <div class="box compactBox">
         <?php
         $formAction = isset($community) ?
-            Container::$routeCollection->getRoute('community.edit-action')->generateLink(['communityId' => $community->getId()]) :
+            Container::$routeCollection->getRoute('community.edit-action')->generateLink(['communitySlug' => $community->getSlug()]) :
             Container::$routeCollection->getRoute('community.new-action')->generateLink();
         ?>
         <form id="communityForm" action="<?= $formAction ?>" method="post" data-redirect-on-success="true">
@@ -25,9 +25,15 @@
                 <input type="number" class="text big fullWidth" name="main_currency_round_digits" min="0" max="9" required>
             <?php endif; ?>
             <p id="communityFormError" class="formError justify marginTop"></p>
-            <div class="right marginTop">
+            <div class="right marginTop" style="font-size: 0;">
                 <button type="submit" name="submit_button"><?= isset($community) ? '<i class="fa-regular fa-floppy-disk"></i> Save' : '<i class="fa-regular fa-plus"></i> Create' ?></button>
+                <?php if (isset($community)): ?>
+                    <button type="submit" form="deleteCommunity" name="submit_button" data-confirmation="Are you sure you want to delete this community?" class="red marginLeft"><i class="fa-regular fa-trash-can"></i> Delete</button>
+                <?php endif; ?>
             </div>
         </form>
+        <?php if (isset($community)): ?>
+            <form id="deleteCommunity" action="<?= Container::$routeCollection->getRoute('community.delete-action')->generateLink(['communitySlug' => $community->getSlug()]) ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('home')->generateLink() ?>"></form>
+        <?php endif; ?>
     </div>
 @endsection

views/communities/community_members.php

@@ -1,13 +1,13 @@
-@css(/static/node_modules/tom-select/dist/css/tom-select.min.css)
-@js(/static/node_modules/tom-select/dist/js/tom-select.base.min.js)
+@css(node_modules/tom-select/dist/css/tom-select.min.css)
+@js(node_modules/tom-select/dist/js/tom-select.base.min.js)
 @js(js/communities/community_members.js)
 
 @extends(templates/layout_normal)
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
-        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communityId' => $community->getId()]) ?>">Settings</a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Settings</a> »
         Edit members
     </h2>
     <div class="box compactBox">
@@ -23,8 +23,8 @@
                 <?php $editable = $member->getUserId() !== Container::$request->user()->getUniqueId(); ?>
                 <tr>
                     <td>
-                        <form id="editMember_<?= $member->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.members.edit-action')->generateLink(['communityId' => $community->getId(), 'community_member_id' => $member->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="owner"></form>
-                        <form id="deleteMember_<?= $member->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.members.delete-action')->generateLink(['communityId' => $community->getId(), 'community_member_id' => $member->getId()]) ?>" method="post" data-reload-on-success="true"></form>
+                        <form id="editMember_<?= $member->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.members.edit-action')->generateLink(['communitySlug' => $community->getSlug(), 'community_member_id' => $member->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="owner"></form>
+                        <form id="deleteMember_<?= $member->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.members.delete-action')->generateLink(['communitySlug' => $community->getSlug(), 'community_member_id' => $member->getId()]) ?>" method="post" data-reload-on-success="true"></form>
                         <?= $member->getUser()->getDisplayName() ?>
                     </td>
                     <td style="text-align: center;">
@@ -40,8 +40,8 @@
             <?php endforeach; ?>
             <tr>
                 <td>
-                    <form id="newMember" action="<?= Container::$routeCollection->getRoute('community.members.new-action')->generateLink(['communityId' => $community->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="user_id"></form>
-                    <select type="text" form="newMember" name="user_id">
+                    <form id="newMember" action="<?= Container::$routeCollection->getRoute('community.members.new-action')->generateLink(['communitySlug' => $community->getSlug()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="user_id"></form>
+                    <select form="newMember" name="user_id" required></select>
                 </td>
                 <td style="text-align: center;">
                     <input type="checkbox" form="newMember" name="owner" />

views/communities/community_settings.php

@@ -2,7 +2,7 @@
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
         Settings
     </h2>
 
@@ -11,7 +11,7 @@
             <h3 class="marginBottom">
                 Members
                 <?php if ($editPermission): ?>
-                    <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.members')->generateLink(['communityId' => $community->getId()]) ?>">edit</a>]</span>
+                    <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.members')->generateLink(['communitySlug' => $community->getSlug()]) ?>">edit</a>]</span>
                 <?php endif; ?>
             </h3>
             <?php foreach ($members as $member): ?>
@@ -22,7 +22,7 @@
             <h3 class="marginBottom">
                 Currencies
                 <?php if ($editPermission): ?>
-                    <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.currencies')->generateLink(['communityId' => $community->getId()]) ?>">edit</a>]</span>
+                    <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.currencies')->generateLink(['communitySlug' => $community->getSlug()]) ?>">edit</a>]</span>
                 <?php endif; ?>
             </h3>
             <?php foreach ($currencies as $currency): ?>
@@ -30,7 +30,7 @@
                     <?php if ($currency->getId() === $community->getMainCurrencyId()): ?>
                         <b><?= $currency->getCode() ?></b>
                     <?php else: ?>
-                        <a href="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates')->generateLink(['communityId' => $community->getId(), 'code' => $currency->getCode()]) ?>"><?= $currency->getCode() ?></a>
+                        <a href="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates')->generateLink(['communitySlug' => $community->getSlug(), 'code' => $currency->getCode()]) ?>"><?= $currency->getCode() ?></a>
                     <?php endif; ?>
                 </p>
             <?php endforeach; ?>

views/communities/currency_exchange_rates.php

@@ -2,8 +2,8 @@
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
-        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communityId' => $community->getId()]) ?>">Settings</a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.settings')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Settings</a> »
         Exchange rates for <?= $currency->getCode() ?>
     </h2>
     <div class="box compactBox">
@@ -24,8 +24,8 @@
                 <tr>
                     <?php if ($editPermission): ?>
                         <td>
-                            <form id="editExchangeRate_<?= $currencyExchangeRate->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.edit-action')->generateLink(['communityId' => $community->getId(), 'code' => $currency->getCode(), 'currency_exchange_rate_id' => $currencyExchangeRate->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="exchange_rate,valid_from"></form>
-                            <form id="deleteCurrency_<?= $currencyExchangeRate->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.delete-action')->generateLink(['communityId' => $community->getId(), 'code' => $currency->getCode(), 'currency_exchange_rate_id' => $currencyExchangeRate->getId()]) ?>" method="post" data-reload-on-success="true"></form>
+                            <form id="editExchangeRate_<?= $currencyExchangeRate->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.edit-action')->generateLink(['communitySlug' => $community->getSlug(), 'code' => $currency->getCode(), 'currency_exchange_rate_id' => $currencyExchangeRate->getId()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="exchange_rate,valid_from"></form>
+                            <form id="deleteCurrency_<?= $currencyExchangeRate->getId() ?>" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.delete-action')->generateLink(['communitySlug' => $community->getSlug(), 'code' => $currency->getCode(), 'currency_exchange_rate_id' => $currencyExchangeRate->getId()]) ?>" method="post" data-reload-on-success="true"></form>
                             <input type="number" form="editExchangeRate_<?= $currencyExchangeRate->getId() ?>" class="text fullWidth" name="exchange_rate" value="<?= $currencyExchangeRate->getExchangeRate() ?>" min="0" step="0.000000001" required>
                         </td>
                         <td>
@@ -44,7 +44,7 @@
             <?php if ($editPermission): ?>
                 <tr>
                     <td>
-                        <form id="newExchangeRate" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.new-action')->generateLink(['communityId' => $community->getId(), 'code' => $currency->getCode()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="exchange_rate,valid_from"></form>
+                        <form id="newExchangeRate" action="<?= Container::$routeCollection->getRoute('community.currencyExchangeRates.new-action')->generateLink(['communitySlug' => $community->getSlug(), 'code' => $currency->getCode()]) ?>" method="post" data-reload-on-success="true" data-observe-inputs="exchange_rate,valid_from"></form>
                         <input type="number" form="newExchangeRate" class="text fullWidth" name="exchange_rate" min="0" step="0.000000001" required>
                     </td>
                     <td>

views/communities/transaction_edit.php

@@ -1,9 +1,17 @@
+@css(node_modules/tom-select/dist/css/tom-select.min.css)
+@js(node_modules/tom-select/dist/js/tom-select.base.min.js)
+@js(js/communities/transaction.js)
+
 @extends(templates/layout_normal)
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
-        <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId()]) ?>">Transactions</a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Transactions</a> »
+        <?php if (isset($event)): ?>
+            <a href="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Events</a> »
+            <a href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>"><?= $event->getTitle() ?></a> »
+        <?php endif; ?>
         <?php if (isset($transaction)): ?>
             Edit transaction
         <?php else: ?>
@@ -13,24 +21,33 @@
     <div class="box compactBox">
         <?php
         $formAction = isset($transaction) ?
-            Container::$routeCollection->getRoute('community.transactions.edit-action')->generateLink(['communityId' => $community->getId(), 'transactionId' => $transaction->getId()]) :
-            Container::$routeCollection->getRoute('community.transactions.new-action')->generateLink(['communityId' => $community->getId()]);
+            Container::$routeCollection->getRoute('community.transactions.edit-action')->generateLink(['communitySlug' => $community->getSlug(), 'transactionId' => $transaction->getId()]) :
+            Container::$routeCollection->getRoute('community.transactions.new-action')->generateLink(['communitySlug' => $community->getSlug()]);
         ?>
-        <form id="transactionForm" action="<?= $formAction ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId()]) ?>">
-            <p class="formLabel">Payer</p>
+        <form id="transactionForm" action="<?= $formAction ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communitySlug' => $community->getSlug(), 'event' => isset($event) ? $event->getSlug() : null]) ?>">
+            <p class="formLabel">Event</p>
+            <select name="event_id">
+                <option value="">[none]</option>
+                <?php if (isset($event)): ?>
+                    <option value="<?= $event->getId() ?>" selected><?= $event->getTitle() ?></option>
+                <?php endif; ?>
+            </select>
+            <p class="formLabel marginTop">Payer</p>
             <select class="big fullWidth" name="payer_user_id" required>
                 <option value="" hidden></option>
                 <?php foreach ($members as $member): ?>
                     <option value="<?= $member->getUser()->getId() ?>" <?= isset($transaction) && $transaction->getPayerUserId() === $member->getUser()->getId() ? 'selected' : '' ?>><?= $member->getUser()->getDisplayName() ?></option>
                 <?php endforeach; ?>
             </select>
-            <p class="formLabel marginTop">Payee</p>
-            <select class="big fullWidth" name="payee_user_id">
-                <option value="">[common]</option>
+            <p class="formLabel marginTop">Payee(s)</p>
+            <div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); grid-gap: 10px;">
                 <?php foreach ($members as $member): ?>
-                    <option value="<?= $member->getUser()->getId() ?>" <?= isset($transaction) && $transaction->getPayeeUserId() === $member->getUser()->getId() ? 'selected' : '' ?>><?= $member->getUser()->getDisplayName() ?></option>
+                    <div style="text-align: center;">
+                        <input id="payee_<?= $member->getUserId() ?>" type="checkbox" name="payee_user_ids[]" value="<?= $member->getUserId() ?>" <?= !isset($transaction) || count($payeeUserIds) === 0 || in_array($member->getUserId(), $payeeUserIds) ? 'checked' : '' ?>><!--
+                     --><label for="payee_<?= $member->getUserId() ?>"><?= $member->getUser()->getDisplayName() ?></label>
+                    </div>
                 <?php endforeach; ?>
-            </select>
+            </div>
             <p class="formLabel marginTop">Description</p>
             <input type="text" class="text big fullWidth" name="description" value="<?= isset($transaction) ? $transaction->getDescription() : '' ?>" required>
             <p class="formLabel marginTop">Sum</p>
@@ -53,7 +70,13 @@
             </div>
         </form>
         <?php if (isset($transaction)): ?>
-            <form id="deleteTransaction" action="<?= Container::$routeCollection->getRoute('community.transactions.delete-action')->generateLink(['communityId' => $community->getId(), 'transactionId' => $transaction->getId()]) ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId()]) ?>"></form>
+            <form id="deleteTransaction" action="<?= Container::$routeCollection->getRoute('community.transactions.delete-action')->generateLink(['communitySlug' => $community->getSlug(), 'transactionId' => $transaction->getId()]) ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communitySlug' => $community->getSlug()]) ?>"></form>
         <?php endif; ?>
     </div>
 @endsection
+
+@section(pageScript)
+<script>
+    var searchEventUrl = '<?= Container::$routeCollection->getRoute('community.events.search')->generateLink(['communitySlug' => $community->getSlug(), 'q' => 'QUERY']) ?>';
+</script>
+@endsection

views/communities/transactions.php

@@ -2,35 +2,57 @@
 
 @section(main)
     <h2>
-        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <?php if (isset($event)): ?>
+            <a href="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Events</a> »
+            <a href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>"><?= $event->getTitle() ?></a> »
+        <?php endif; ?>
         Transactions
     </h2>
 
-    <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communityId' => $community->getId()]) ?>">New transaction</a></p>
+    <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communitySlug' => $community->getSlug(), 'event' => isset($event) ? $event->getSlug() : null]) ?>">New transaction</a></p>
 
     <?php if ($numberOfTransactions > 0): ?>
+        <?php
+        $paginationRouteId = 'community.transactions';
+        $paginationRouteParams = ['communitySlug' => $community->getSlug()];
+        ?>
+
         <?php if ($pages > 1): ?>
-            <p class="paginateContainer marginTop">
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => 0]) ?>">«</a>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => max(0, $currentPage - 1)]) ?>">‹</a>
-                <?php for ($i = 0; $i < $pages; $i++): ?>
-                    <?php if ($currentPage == $i): ?>
-                        <span class="selected"><?= $i + 1 ?></span>
-                    <?php else: ?>
-                        <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => $i]) ?>"><?= $i + 1 ?></a>
-                    <?php endif; ?>
-                <?php endfor; ?>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => min($pages - 1, $currentPage + 1)]) ?>">›</a>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => $pages - 1]) ?>">»</a>
-            </p>
+            @include(templates/pagination)
         <?php endif; ?>
 
         <?php foreach ($transactions as $transaction): ?>
-            <a class="block" href="<?= Container::$routeCollection->getRoute('community.transactions.edit')->generateLink(['communityId' => $community->getId(), 'transactionId' => $transaction->getId()]) ?>">
+            <a class="block" href="<?= Container::$routeCollection->getRoute('community.transactions.edit')->generateLink(['communitySlug' => $community->getSlug(), 'transactionId' => $transaction->getId()]) ?>">
             <div class="box transaction">
                 <div>
+                    <?php if ($transaction->getEvent()): ?>
+                        <p><span class="label"><?= $transaction->getEvent()->getTitle() ?></span></p>
+                    <?php endif; ?>
                     <p style="font-weight: bold;"><?= $transaction->getDescription() ?></p>
-                    <p class="small"><?= $transaction->getPayerUser()->getDisplayName() ?> <i class="fa-solid fa-caret-right"></i> <?= $transaction->getPayeeUser() ? $transaction->getPayeeUser()->getDisplayName() : '[common]' ?></p>
+                    <p class="small">
+                        <?= $transaction->getPayerUser()->getDisplayName() ?>
+                        <i class="fa-solid fa-caret-right"></i>
+                        <?php foreach ($members as $member): ?>
+                            <?php
+                            if (count($transaction->getPayees()) > 0) {
+                                $found = false;
+                                foreach ($transaction->getPayees() as $payee) {
+                                    if ($member->getUserId() === $payee->getUserId()) {
+                                        $found = true;
+                                    }
+                                }
+                            } else {
+                                $found = true;
+                            }
+                            ?>
+                            <?php if ($found): ?>
+                                <?= $member->getUser()->getDisplayName() ?>
+                            <?php else: ?>
+                                <span class="gray" style="text-decoration: line-through;"><?= $member->getUser()->getDisplayName() ?></span>
+                            <?php endif; ?>
+                        <?php endforeach; ?>
+                    </p>
                     <p class="small"><?= $transaction->getTimeDate()->format('Y-m-d H:i') ?></p>
                 </div>
                 <div style="text-align: right;">
@@ -44,22 +66,10 @@
         <?php endforeach; ?>
 
         <?php if ($pages > 1): ?>
-            <p class="paginateContainer marginTop">
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => 0]) ?>">«</a>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => max(0, $currentPage - 1)]) ?>">‹</a>
-                <?php for ($i = 0; $i < $pages; $i++): ?>
-                    <?php if ($currentPage == $i): ?>
-                        <span class="selected"><?= $i + 1 ?></span>
-                    <?php else: ?>
-                        <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => $i]) ?>"><?= $i + 1 ?></a>
-                    <?php endif; ?>
-                <?php endfor; ?>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => min($pages - 1, $currentPage + 1)]) ?>">›</a>
-                <a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communityId' => $community->getId(), 'page' => $pages - 1]) ?>">»</a>
-            </p>
+            @include(templates/pagination)
         <?php endif; ?>
 
-        <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communityId' => $community->getId()]) ?>">New transaction</a></p>
+        <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communitySlug' => $community->getSlug(), 'event' => isset($event) ? $event->getSlug() : null]) ?>">New transaction</a></p>
     <?php else: ?>
         <div class="box">
             <p>There are no transactions yet.</p>

views/events/event.php

@@ -0,0 +1,27 @@
+@extends(templates/layout_normal)
+
+@section(main)
+    <h2>
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Events</a> »
+        <?= $event->getTitle() ?>
+        <span class="small">[<a href="<?= Container::$routeCollection->getRoute('community.event.edit')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>">edit</a>]</span>
+    </h2>
+
+    <div class="gridContainer marginTop">
+        <div>
+            <?php
+            $mainCurrencyCode = $community->getMainCurrency()->getCode();
+            $mainCurrencyRoundDigits = $community->getMainCurrency()->getRoundDigits();
+            ?>
+            <h3 class="marginBottom">Finances</h3>
+            <p><a href="<?= Container::$routeCollection->getRoute('community.transactions')->generateLink(['communitySlug' => $community->getSlug(), 'event' => $event->getSlug()]) ?>">Transactions</a> | <a href="<?= Container::$routeCollection->getRoute('community.transactions.new')->generateLink(['communitySlug' => $community->getSlug(), 'event' => $event->getSlug()]) ?>">New transaction</a></p>
+            <table class="fullWidth marginTop">
+                <tr>
+                    <td class="bold">Total cost</td>
+                    <td class="mono" style="text-align: right;"><?= number_format($totalCost, $mainCurrencyRoundDigits) ?> <?= $mainCurrencyCode ?></td>
+                </tr>
+            </table>
+        </div>
+    </div>
+@endsection

views/events/event_edit.php

@@ -0,0 +1,40 @@
+@extends(templates/layout_normal)
+
+@section(main)
+    <h2>
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        <a href="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>">Events</a> »
+        <?php if (isset($event)): ?>
+            <a href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>"><?= $event->getTitle() ?></a> » Edit event
+        <?php else: ?>
+            New event
+        <?php endif; ?>
+    </h2>
+    <div class="box compactBox">
+        <?php
+        $formAction = isset($event) ?
+            Container::$routeCollection->getRoute('community.event.edit-action')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) :
+            Container::$routeCollection->getRoute('community.events.new-action')->generateLink(['communitySlug' => $community->getSlug()]);
+        ?>
+        <form id="eventForm" action="<?= $formAction ?>" method="post" data-redirect-on-success="true">
+            <p class="formLabel">Title</p>
+            <input type="text" class="text big fullWidth" name="title" value="<?= isset($event) ? $event->getTitle() : '' ?>" required>
+            <p class="formLabel marginTop">Description</p>
+            <textarea class="text big fullWidth" name="description" rows="3"><?= isset($event) ? $event->getDescription() : '' ?></textarea>
+            <p class="formLabel marginTop">Start</p>
+            <input type="datetime-local" class="text big fullWidth" name="start" value="<?= isset($event) ? $event->getStartDate()->format('Y-m-d\TH:i') : '' ?>" required>
+            <p class="formLabel marginTop">End</p>
+            <input type="datetime-local" class="text big fullWidth" name="end" value="<?= isset($event) ? $event->getEndDate()->format('Y-m-d\TH:i') : '' ?>" required>
+            <p class="formError justify marginTop"></p>
+            <div class="right marginTop" style="font-size: 0;">
+                <button type="submit" name="submit_button"><?= isset($event) ? '<i class="fa-regular fa-floppy-disk"></i> Save' : '<i class="fa-regular fa-plus"></i> Create' ?></button>
+                <?php if (isset($event)): ?>
+                    <button type="submit" form="deleteEvent"  name="submit_button" data-confirmation="Are you sure you want to delete this event? All linked transactions will be unlinked!" class="red marginLeft"><i class="fa-regular fa-trash-can"></i> Delete</button>
+                <?php endif; ?>
+            </div>
+        </form>
+        <?php if (isset($event)): ?>
+            <form id="deleteEvent" action="<?= Container::$routeCollection->getRoute('community.event.delete-action')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>" method="post" data-redirect-on-success="<?= Container::$routeCollection->getRoute('community.events')->generateLink(['communitySlug' => $community->getSlug()]) ?>"></form>
+        <?php endif; ?>
+    </div>
+@endsection

views/events/events.php

@@ -0,0 +1,41 @@
+@extends(templates/layout_normal)
+
+@section(main)
+    <h2>
+        <a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a> »
+        Events
+    </h2>
+
+    <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.events.new')->generateLink(['communitySlug' => $community->getSlug()]) ?>">New event</a></p>
+
+    <?php if ($numberOfEvents > 0): ?>
+        <?php
+        $paginationRouteId = 'community.events';
+        $paginationRouteParams = ['communitySlug' => $community->getSlug()];
+        ?>
+
+        <?php if ($pages > 1): ?>
+            @include(templates/pagination)
+        <?php endif; ?>
+
+        <?php foreach ($events as $event): ?>
+            <a class="block" href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $community->getSlug(), 'eventSlug' => $event->getSlug()]) ?>">
+            <div class="box">
+                <p style="font-weight: bold;"><?= $event->getTitle() ?></p>
+                <p class="small"><?= $event->getStartDate()->format('Y-m-d') ?> – <?= $event->getEndDate()->format('Y-m-d') ?></p>
+                <p class="small"><?= $event->getDescription() ?></p>
+            </div>
+            </a>
+        <?php endforeach; ?>
+
+        <?php if ($pages > 1): ?>
+            @include(templates/pagination)
+        <?php endif; ?>
+
+        <p class="marginTop"><a href="<?= Container::$routeCollection->getRoute('community.events.new')->generateLink(['communitySlug' => $community->getSlug()]) ?>">New event</a></p>
+    <?php else: ?>
+        <div class="box">
+            <p>There are no events yet.</p>
+        </div>
+    <?php endif; ?>
+@endsection

views/home.php

@@ -9,7 +9,7 @@
             </h3>
             <?php if (count($communities) > 0): ?>
                 <?php foreach ($communities as $community): ?>
-                    <p><a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communityId' => $community->getId()]) ?>"><?= $community->getName() ?></a></p>
+                    <p><a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $community->getSlug()]) ?>"><?= $community->getName() ?></a></p>
                 <?php endforeach; ?>
             <?php else: ?>
                 <p>You have no community.</p>
@@ -19,7 +19,13 @@
             <h3 class="marginBottom">Upcoming events</h3>
             <?php if (count($upcomingEvents) > 0): ?>
                 <?php foreach ($upcomingEvents as $event): ?>
-                    <!-- todo -->
+                    <p>
+                        <a href="<?= Container::$routeCollection->getRoute('community.event')->generateLink(['communitySlug' => $event->getCommunity()->getSlug(), 'eventSlug' => $event->getSlug()]) ?>"><?= $event->getTitle() ?></a>
+                        <span class="small">
+                            (<a href="<?= Container::$routeCollection->getRoute('community')->generateLink(['communitySlug' => $event->getCommunity()->getSlug()]) ?>"><?= $event->getCommunity()->getName() ?></a>)
+                            <?= $event->getStartDate()->format('Y-m-d') ?> – <?= $event->getEndDate()->format('Y-m-d') ?>
+                        </span>
+                    </p>
                 <?php endforeach; ?>
             <?php else: ?>
                 <p>There is no upcoming event.</p>

views/templates/pagination.php

@@ -0,0 +1,31 @@
+<p class="paginateContainer marginTop">
+    <a href="<?= Container::$routeCollection->getRoute($paginationRouteId)->generateLink(array_merge($paginationRouteParams, ['page' => 1])) ?>">«</a>
+    <a href="<?= Container::$routeCollection->getRoute($paginationRouteId)->generateLink(array_merge($paginationRouteParams, ['page' => max(1, $currentPage - 1)])) ?>">‹</a>
+    <?php
+    $maxPages = 7;
+    if ($pages <= $maxPages) {
+        $start = 1;
+        $end = $pages;
+    } else {
+        $maxAdditionalPages = $maxPages - 1;
+        $maxAdditionalPagesHalf = ceil($maxAdditionalPages / 2);
+        $start = $currentPage - $maxAdditionalPagesHalf > 1 ?
+            ($currentPage - $maxAdditionalPagesHalf < $pages - $maxAdditionalPages ?
+                $currentPage - $maxAdditionalPagesHalf :
+                $pages - $maxAdditionalPages) :
+            1;
+        $end = $start + $maxAdditionalPages < $pages ?
+            $start + $maxAdditionalPages :
+            $pages;
+    }
+    ?>
+    <?php for ($i = $start; $i <= $end; $i++): ?>
+        <?php if ($currentPage == $i): ?>
+            <span class="selected"><?= $i ?></span>
+        <?php else: ?>
+            <a href="<?= Container::$routeCollection->getRoute($paginationRouteId)->generateLink(array_merge($paginationRouteParams, ['page' => $i])) ?>"><?= $i ?></a>
+        <?php endif; ?>
+    <?php endfor; ?>
+    <a href="<?= Container::$routeCollection->getRoute($paginationRouteId)->generateLink(array_merge($paginationRouteParams, ['page' => min($pages, $currentPage + 1)])) ?>">›</a>
+    <a href="<?= Container::$routeCollection->getRoute($paginationRouteId)->generateLink(array_merge($paginationRouteParams, ['page' => $pages])) ?>">»</a>
+</p>

views/templates/rvr.php

@@ -5,7 +5,7 @@
     <meta name="description" content="<?= $_ENV['APP_NAME'] ?>">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <meta name="theme-color" content="#212f4d">
-    <title><?= $_ENV['APP_NAME'] ?></title>
+    <title><?= isset($title) ? $title . ' – ' : '' ?><?= $_ENV['APP_NAME'] ?></title>
     <?php if (preg_match('/^(http(s)?:)?\/\//', $_ENV['STATIC_ROOT']) === 1): ?>
         <link href="<?= $_ENV['STATIC_ROOT'] ?>" rel="preconnect">
     <?php endif; ?>

web.php

@@ -13,6 +13,7 @@ use RVR\Controller\UserController;
 use RVR\Controller\UserSearchController;
 use RVR\Controller\CommunityController;
 use RVR\Controller\TransactionController;
+use RVR\Controller\EventController;
 use RVR\Repository\UserRepository;
 
 require 'app.php';
@@ -64,11 +65,12 @@ Container::$routeCollection->get('searchUser', 'searchUser', [UserSearchControll
 Container::$routeCollection->group('communities', function (RouteCollection $routeCollection) {
     $routeCollection->get('community.new', 'new', [CommunityController::class, 'getCommunityNew']);
     $routeCollection->post('community.new-action', 'new', [CommunityController::class, 'saveCommunity']);
-    $routeCollection->group('{communityId}', function (RouteCollection $routeCollection) {
+    $routeCollection->group('{communitySlug}', function (RouteCollection $routeCollection) {
         $routeCollection->get('community', '', [CommunityController::class, 'getCommunityHome']);
         $routeCollection->get('community.settings', 'settings', [CommunityController::class, 'getCommunitySettings']);
         $routeCollection->get('community.edit', 'edit', [CommunityController::class, 'getCommunityEdit']);
         $routeCollection->post('community.edit-action', 'edit', [CommunityController::class, 'saveCommunity']);
+        $routeCollection->post('community.delete-action', 'delete', [CommunityController::class, 'deleteCommunity']);
         $routeCollection->get('community.members', 'members', [CommunityController::class, 'getMembersEdit']);
         $routeCollection->post('community.members.new-action', 'members/new', [CommunityController::class, 'saveMember']);
         $routeCollection->post('community.members.edit-action', 'members/edit', [CommunityController::class, 'saveMember']);
@@ -91,6 +93,18 @@ Container::$routeCollection->group('communities', function (RouteCollection $rou
             $routeCollection->post('community.transactions.edit-action', '{transactionId}', [TransactionController::class, 'saveTransaction']);
             $routeCollection->post('community.transactions.delete-action', '{transactionId}/delete', [TransactionController::class, 'deleteTransaction']);
         });
+        $routeCollection->group('events', function (RouteCollection $routeCollection) {
+            $routeCollection->get('community.events', '', [EventController::class, 'getEvents']);
+            $routeCollection->get('community.events.new', 'new', [EventController::class, 'getEventEdit']);
+            $routeCollection->post('community.events.new-action', 'new', [EventController::class, 'saveEvent']);
+            $routeCollection->get('community.events.search', 'search', [EventController::class, 'searchEvent']);
+            $routeCollection->group('{eventSlug}', function (RouteCollection $routeCollection) {
+                $routeCollection->get('community.event', '', [EventController::class, 'getEvent']);
+                $routeCollection->get('community.event.edit', 'edit', [EventController::class, 'getEventEdit']);
+                $routeCollection->post('community.event.edit-action', 'edit', [EventController::class, 'saveEvent']);
+                $routeCollection->post('community.event.delete-action', 'delete', [EventController::class, 'deleteEvent']);
+            });
+        });
     });
 });