Add final presentation CMS website

MarcoBuster · May 26, 2020 · cbdf34c · cbdf34c
1 parent 4b2dc20
commit cbdf34c
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diff --git a/compiti/presentazione-dbms-php/controller.php b/compiti/presentazione-dbms-php/controller.php
@@ -0,0 +1,13 @@
+<?php
+
+include_once 'model.php';
+
+if (!isset($_GET) && array_key_exists("id", $_GET))
+    die("ID non valido.");
+
+$id = $_GET["id"];
+$article = getArticleById($id);
+$images = getImagesByArticleId($id);
+
+if (count($images) == 1 && $images[0]["path"] == null)
+    $images = [];
diff --git a/compiti/presentazione-dbms-php/details.php b/compiti/presentazione-dbms-php/details.php
@@ -0,0 +1,28 @@
+<!-- Detail VIEW -->
+
+<?php
+    include "controller.php";
+?>
+
+<!DOCTYPE html>
+<html lang="it">
+<head>
+    <?php include "head.php" ?>
+    <title>Leggi articolo</title>
+</head>
+<body>
+    <div class="container mt-4">
+        <a href="list.php">Torna indietro</a>
+        <h1><?= $article["title"] ?></h1>
+        <p class="lead">
+            <?= $article["subtitle"] ?>
+        </p>
+
+        <?php foreach ($images as $image) { ?>
+            <img src="/static/images/<?= $image["path"] ?>" class="img-fluid" alt="Immagine">
+        <?php } ?>
+
+        <p><?= $article["body"] ?></p>
+    </div>
+</body>
+</html>
diff --git a/compiti/presentazione-dbms-php/head.php b/compiti/presentazione-dbms-php/head.php
@@ -0,0 +1,3 @@
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+<link rel="stylesheet" href="/static/css/bootstrap.min.css">
diff --git a/compiti/presentazione-dbms-php/list.php b/compiti/presentazione-dbms-php/list.php
@@ -0,0 +1,33 @@
+<!-- List VIEW -->
+
+<?php
+include "model.php";
+?>
+
+<!DOCTYPE html>
+<html lang="it">
+<head>
+    <?php include "head.php" ?>
+    <title>Lista articoli</title>
+</head>
+<body>
+    <div class="container mt-4">
+        <h1>Tutti gli articoli</h1>
+
+        <? var_dump(getAllArticles()) ?>
+        <?php foreach (getAllArticles() as $article) { ?>
+            <div class="card mb-2">
+                <?php if ($article["path"] !== null) { ?>
+                    <img src="/static/images/<?= $article["path"] ?>" class="card-img-top" alt="Article image">
+                <?php } ?>
+                <div class="card-body">
+                    <h5 class="card-title"><?= $article["title"] ?></h5>
+                    <p class="card-text"><?= $article["subtitle"] ?></p>
+                    <p class="text-muted">Da <?= $article["aa_name"] . " " . $article["aa_surname"] ?> scritto il <?= $article["creation_date"] ?></p>
+                    <a href="details.php?id=<?= $article["id"] ?>" class="btn btn-primary">Leggi</a>
+                </div>
+            </div>
+        <?php } ?>
+    </div>
+</body>
+</html>
diff --git a/compiti/presentazione-dbms-php/model.php b/compiti/presentazione-dbms-php/model.php
@@ -0,0 +1,45 @@
+<?php
+$connection_data = [
+    'db_host' => 'mysql',
+    'db_user' => 'root',
+    'db_pass' => 'ROOT',
+    'db_db' => 'articles'
+];
+
+
+function getAllArticles() {
+    $conn_data = $GLOBALS["connection_data"];
+    $conn = mysqli_connect($conn_data['db_host'], $conn_data['db_user'], $conn_data['db_pass'], $conn_data['db_db']);
+    $sql = "SELECT a.*, aa.name AS aa_name, aa.surname AS aa_surname, i.path FROM articles.article a LEFT JOIN articles.contains c ON c.id_articles = a.id LEFT JOIN articles.image i ON c.id_image = i.id JOIN articles.author aa ON a.author_id = aa.id GROUP BY a.id";
+    $res = mysqli_query($conn, $sql);
+    mysqli_close($conn);
+
+    $returnData = [];
+    while ($row = mysqli_fetch_assoc($res))
+        $returnData[] = $row;
+    return $returnData;
+}
+
+function getArticleById(int $id) {
+    $conn_data = $GLOBALS["connection_data"];
+    $conn = mysqli_connect($conn_data['db_host'], $conn_data['db_user'], $conn_data['db_pass'], $conn_data['db_db']);
+    $sql = "SELECT * FROM articles.article WHERE id=$id";
+    $res = mysqli_query($conn, $sql);
+    mysqli_close($conn);
+
+    return mysqli_fetch_assoc($res);
+}
+
+function getImagesByArticleId(int $id) {
+    $conn_data = $GLOBALS["connection_data"];
+    $conn = mysqli_connect($conn_data['db_host'], $conn_data['db_user'], $conn_data['db_pass'], $conn_data['db_db']);
+
+    $sql = "SELECT i.path AS path FROM articles.article a LEFT JOIN articles.contains c ON c.id_articles = a.id LEFT JOIN articles.image i ON c.id_image = i.id WHERE a.id=$id";
+    $res = mysqli_query($conn, $sql);
+    mysqli_close($conn);
+
+    $returnData = [];
+    while ($row = mysqli_fetch_assoc($res))
+        $returnData[] = $row;
+    return $returnData;
+}
diff --git a/compiti/presentazione-dbms-php/schema.sql b/compiti/presentazione-dbms-php/schema.sql
@@ -0,0 +1,28 @@
+USE articles;
+
+CREATE TABLE IF NOT EXISTS articles.article (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    title VARCHAR(20) NOT NULL,
+    subtitle VARCHAR(30) NOT NULL,
+    body VARCHAR(4096) NOT NULL,
+    creation_date DATE NOT NULL,
+    author_id INT NOT NULL,
+    FOREIGN KEY (author_id) REFERENCES author(id)
+);
+
+CREATE TABLE IF NOT EXISTS articles.author (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    name VARCHAR(20) NOT NULL,
+    surname VARCHAR(30) NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS articles.image (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    path VARCHAR(100) NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS articles.contains (
+    id_articles INT NOT NULL,
+    id_image INT NOT NULL,
+    PRIMARY KEY (id_articles, id_image)
+);