Beitrag erstellen #13
+16
-4
@@ -1,5 +1,5 @@
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<?php
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/*
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/**
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* Klasse: Artikel
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* Diese Klasse stellt alle Daten eines Artikels (Beitrag) bereit
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*
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@@ -15,6 +15,8 @@ class Article
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private $category;
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/**
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* Konstruktor
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*
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* @param $id integer ID des Beitrages
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* @param $title string Titel des Beitrags
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* @param $content string Inhalt des Beitrags
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@@ -22,19 +24,21 @@ class Article
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* @param $category string Kategorie des Beitrages
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* @param $date
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* @param $tags string[] optionale Schlagworte für eine bessere Suche
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*
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*/
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public function __construct($id, $title, $content, $author, $date)
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public function __construct($id, $title, $content, $author, $date, $category, array $tags)
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{
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$this->id = $id;
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$this->title = $title;
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$this->content = $content;
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$this->author = $author;
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$this->date = $date;
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$this->category = $category;
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$this->tags = $tags;
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}
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/**
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* Gibt die ID eines Artikels zurück.
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* @return int
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*/
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public function getId()
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{
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@@ -43,6 +47,7 @@ class Article
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/**
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* Gibt den Titel eines Artikels zurück.
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* @return string
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*/
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public function getTitle()
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{
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@@ -50,7 +55,9 @@ class Article
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}
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/**
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* Setzt den Titel eines Artikels.
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* Setzt den Titel eines Artikels
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* @param $title
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* @return void
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*/
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public function setTitle($title)
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{
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@@ -60,6 +67,7 @@ class Article
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/**
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* Gibt den Content eines Artikels zurück.
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* TODO: Content muss noch definiert werden.
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* @return string
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*/
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public function getContent()
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{
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@@ -69,6 +77,8 @@ class Article
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/**
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* Setzt den Content eines Artikels.
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* TODO: Content muss noch definiert werden.
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* @param $content
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* @return void
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*/
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public function setContent($content)
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{
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@@ -77,6 +87,7 @@ class Article
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/**
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* Gibt den Autor eines Artikels zurück.
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* @return string
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*/
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public function getAuthor()
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{
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@@ -85,6 +96,7 @@ class Article
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/**
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* Gibt das Veröffentlichungsdatum des Artikels zurück.
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* @return mixed
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*/
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public function getDate()
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{
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@@ -1,15 +1,18 @@
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<?php
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require_once 'ArticleManagerDAO.php';
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require_once $abs_path . 'ArticleManagerDAO.php';
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/**
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* Klasse: Eine lokale Lösung der DatenbankDAO.
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* schreibt zunächst Daten lokal in das Verzeichnis und kann diese wieder auslesen.
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* Klasse: Eine lokale Lösung des ArticleManagerDAO.
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* Schreibt zunächst Daten lokal in das Verzeichnis und kann diese wieder auslesen.
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*
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* @author Niklas Ortmann
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*/
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class ArticleManager implements ArticleManagerDAO {
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private string $file = $abs_path . "data/articles.json";
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/**
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* Gibt die Datenbank-Instanz zurück.
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* Gibt die ArticleManager-Instanz zurück.
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* @return ArticleManager
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*/
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public static function getInstance()
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{
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@@ -20,38 +23,34 @@ class ArticleManager implements ArticleManagerDAO {
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return self::$instance;
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}
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/**
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* Prüft, ob die lokalen txt-Dateien existieren.
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* Wenn nicht, werden diese erstellt.
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* Speichert alle Artikel/Beiträge in der Datei.
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* @param $articles
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* @return void
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*/
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public function __construct()
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public function saveArticle($articles)
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{
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file_put_contents(
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$this->file,
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json_encode($articles, JSON_PRETTY_PRINT)
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);
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}
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public function newArticle($article) {
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$newData = array(
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"title" => $article->getTitle(),
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"content" => $article->getContent(),
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"author" => $article->getAuthor(),
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"category" => $article->getCategory(),
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//"tags" => $article->getTags(), TODO: Später hinzufügen
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"date" => date("d.m.Y, H:i")
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);
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$newData = base64_encode(serialize($newData));
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if (!file_exists("articles.txt")) {
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$newData = fopen("articles.txt", "xb");
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fclose($newData);
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}
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$previousData = file_get_contents("articles.txt");
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if (file_put_contents("articles.txt", "$newData\n$previousData")) {
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// TODO: Vernünftige Rückmeldung implementieren.
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echo "Artikel erfolgreich gespeichert!";
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} else {
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// TODO: passende Exceptions werfen.
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echo "Fehler!";
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}
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public function addArticle($title, $content, $author, $category, array $tags)
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{
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$articles = $this->getAllArticles();
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$articles[] = [
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"id" => count($articles)+1,
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"title" => $title,
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"content" => $content,
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"author" => $author,
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"category" => $category,
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"tags" => $tags
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];
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$this->saveArticle($articles);
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}
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public function updateArticle($id, $title, $content, $author)
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@@ -71,7 +70,14 @@ class ArticleManager implements ArticleManagerDAO {
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public function getAllArticles()
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{
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// TODO: Implement getAllArticles() method.
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if (!file_exists($this->file)) {
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return [];
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}
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$json = file_get_contents($this->file);
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$articles = json_decode($json, true);
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return is_array($articles) ? $articles : [];
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}
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}
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@@ -18,7 +18,7 @@ interface ArticleManagerDAO
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* Mögliche Exceptions:
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* TODO Fehlerbeschreibung hinzufügen & tags hinzufügen
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*/
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public function newArticle($title, $content, $author, $category);
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public function addArticle($title, $content, $author, $category, array $tags);
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/*
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* Ein angemeldeter Nutzer bearbeitet einen Beitrag.
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@@ -53,9 +53,11 @@ interface ArticleManagerDAO
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*/
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public function getArticle($id);
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/*
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/**
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* Alle Beiträge aufrufen.
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*
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* @return Article
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*
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* Mögliche Exceptions:
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* TODO Fehlerbeschreibung hinzufügen
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*/
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@@ -0,0 +1,63 @@
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<?php
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class UserDAO {
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private string $file = "data/users.json";
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private function loadUsers() {
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if (!file_exists($this->file)) {
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return [];
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}
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$json = file_get_contents($this->file);
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$users = json_decode($json, true);
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return is_array($users) ? $users : [];
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}
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private function saveUsers($users) {
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file_put_contents(
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$this->file,
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json_encode($users, JSON_PRETTY_PRINT)
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);
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}
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public function findUser($email) {
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$users = $this->loadUsers();
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foreach ($users as $user) {
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if ($user["email"] === $email) {
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return $user;
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}
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}
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return null;
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}
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public function addUser($email, $username, $password) {
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$users = $this->loadUsers();
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$users[] = [
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"email" => $email,
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"username" => $username,
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"password" => $password
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];
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$this->saveUsers($users);
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}
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public function deleteUser($email) {
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$users = $this->loadUsers();
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foreach ($users as $i => $user) {
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if ($user["email"] === $email) {
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unset($users[$i]);
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$users = array_values($users);
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$this->saveUsers($users);
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return true;
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}
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}
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return false;
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}
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}
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