End of the TP8

TP8/PHP/database.php

@@ -57,6 +57,7 @@
         $siecleid = $result['siecleid'];
         $statement = $db->query("SELECT nom, prenom FROM auteur WHERE id = $auteurid");
         $result = $statement->fetch(PDO::FETCH_ASSOC);
+        console_log($result);
         $nom = $result['nom'];
         $prenom = $result['prenom'];
         $statement = $db->query("SELECT numero FROM siecle WHERE id = $siecleid");
@@ -66,47 +67,146 @@
         echo "<p> $prenom $nom ($numero<sup>e</sup> siècle)</p>";
     }
 
-    function getAuthorAndSiecle(PDO $db, $author, $siecle){
-        // Requête préparée pour récupérer l'id de l'auteur
-        $statement = $db->prepare("SELECT id FROM auteur WHERE nom = :author");
-        $statement->bindParam(':author', $author);
+    function console_log($message, $with_script_tags = true){
+        $js_code = 'console.log(' . json_encode($message, JSON_HEX_TAG) .
+            ');';
+        if ($with_script_tags) {
+            $js_code = '<script>' . $js_code . '</script>';
+        }
+        echo $js_code;
+    }
+
+    function getAuthorIdByName(PDO $db, $name){
+        $statement = $db->prepare("SELECT id FROM auteur WHERE CONCAT(nom, ' ', prenom) = :name");
+        $statement->bindParam(':name', $name);
         $statement->execute();
         $result = $statement->fetch(PDO::FETCH_ASSOC);
+        return $result ? $result['id'] : null;
+    }
 
-        // Vérifier si la requête a retourné des résultats
-        if ($result !== false) {
-            $auteurid = $result['id'];
+    function getCenturyIdByNumber(PDO $db, $number){
+        $statement = $db->prepare("SELECT id FROM siecle WHERE numero = :number");
+        $statement->bindParam(':number', $number);
+        $statement->execute();
+        $result = $statement->fetch(PDO::FETCH_ASSOC);
+        return $result ? $result['id'] : null;
+    }
 
-            // Requête préparée pour récupérer l'id du siècle
-            $statement = $db->prepare("SELECT id FROM siecle WHERE numero = :siecle");
-            $statement->bindParam(':siecle', $siecle);
+    function getQuoteByAuthorAndCentury($db, $author, $century){
+        try{
+            $authorId = getAuthorIdByName($db, $author);
+
+            $centuryId = getCenturyIdByNumber($db, $century);
+
+            $statement = $db->prepare("SELECT phrase FROM citation WHERE auteurid = :authorId AND siecleid = :centuryId");
+            $statement->bindParam(':authorId', $authorId);
+            $statement->bindParam(':centuryId', $centuryId);
             $statement->execute();
-            $result = $statement->fetch(PDO::FETCH_ASSOC);
+            $result = $statement->fetchAll(PDO::FETCH_ASSOC);
 
-            // Vérifier si la requête a retourné des résultats
-            if ($result !== false) {
-                $siecleid = $result['id'];
-
-                // Requête préparée pour récupérer la phrase
-                $statement = $db->prepare("SELECT phrase FROM citation WHERE auteurid = :authorid AND siecleid = :siecleid");
-                $statement->bindParam(':authorid', $auteurid);
-                $statement->bindParam(':siecleid', $siecleid);
-                $statement->execute();
-                $result = $statement->fetch(PDO::FETCH_ASSOC);
-
-                // Vérifier si la requête a retourné des résultats
-                if ($result !== false) {
-                    $phrase = $result['phrase'];
-                    echo "<p><strong> $phrase </strong></p>";
-                    echo "<p> $author ($siecle<sup>e</sup> siècle)</p>";
-                } else {
-                    echo "<p>Aucune phrase trouvée pour cet auteur et ce siècle.</p>";
-                }
-            } else {
-                echo "<p>Aucun siècle trouvé pour le numéro spécifié.</p>";
+            if($result){
+                return $result;
+            }
+            else{
+                return null;
+            }
+        }
+        catch (PDOException $exception){
+            error_log('Request error: '.$exception->getMessage());
+            return false;
+        }
+    }
+
+    function displayQuoteByAuthorAndCentury(PDO $db, $author, $century){
+        $quotes = getQuoteByAuthorAndCentury($db, $author, $century);
+        if($quotes != null){
+            echo "<table>";
+            echo "<thead><tr><th>Citation</th></tr></thead>";
+            echo "<tbody>";
+            foreach ($quotes as $quote) {
+                echo "<tr><td>" . $quote['phrase'] . "</td></tr>";
+            }
+            echo "</tbody>";
+            echo "</table>";
+        }
+        else{
+            echo "<p>Aucune citation trouvée</p>";
+        }
+    }
+
+    function dbGetQuotesID(PDO $db){
+        $pgsql = "SELECT id FROM citation";
+        $stmt = $db->prepare($pgsql);
+        $stmt->execute();
+        $result = $stmt->fetchAll(PDO::FETCH_ASSOC);
+        return $result;
+    }
+
+    function addQuotesToDb(PDO $db, $authorName, $authorFirstName, $century, $quote){
+        try {
+            $db->beginTransaction();
+
+            // Check if the author already exists; if not, add it to the database
+            $authorId = getAuthorIdByName($db, $authorName . " " . $authorFirstName);
+            if($authorId == null){
+                $insertAuthorStatement = $db->prepare("INSERT INTO auteur (nom, prenom) VALUES (:nom, :prenom)");
+                $insertAuthorStatement->bindParam(':nom', $authorName);
+                $insertAuthorStatement->bindParam(':prenom', $authorFirstName);
+                $insertAuthorStatement->execute();
+                $authorId = getAuthorIdByName($db, $authorName . " " . $authorFirstName);
+            }
+
+            // Check if the century already exists; if not, add it to the database
+            $centuryId = getCenturyIdByNumber($db, $century);
+            if($centuryId == null){
+                $insertCenturyStatement = $db->prepare("INSERT INTO siecle (numero) VALUES (:numero)");
+                $insertCenturyStatement->bindParam(':numero', $century);
+                $insertCenturyStatement->execute();
+                $centuryId = getCenturyIdByNumber($db, $century);
+            }
+
+            // Add the quote to the database
+            $insertQuoteStatement = $db->prepare("INSERT INTO citation (phrase, auteurid, siecleid) VALUES (:phrase, :auteurid, :siecleid)");
+            $insertQuoteStatement->bindParam(':phrase', $quote);
+            $insertQuoteStatement->bindParam(':auteurid', $authorId);
+            $insertQuoteStatement->bindParam(':siecleid', $centuryId);
+            $insertQuoteStatement->execute();
+
+            // Commit the transaction
+            $db->commit();
+        } catch (Exception $e) {
+            // Roll back the transaction if an exception occurs
+            $db->rollBack();
+            echo "Failed: " . $e->getMessage();
+        }
+    }
+
+    function deleteQuoteFromDb(PDO $db, $id){
+        try {
+            $db->beginTransaction();
+
+            // Delete the quote from the database
+            $deleteQuoteStatement = $db->prepare("DELETE FROM citation WHERE id = :id");
+            $deleteQuoteStatement->bindParam(':id', $id);
+            $deleteQuoteStatement->execute();
+
+            // Commit the transaction
+            $db->commit();
+        } catch (Exception $e) {
+            // Roll back the transaction if an exception occurs
+            $db->rollBack();
+            echo "Failed: " . $e->getMessage();
+        }
+    }
+
+    function checkIfFormIsSubmit($db){
+        // Check if the form is submitted and the get is not empty
+        if(isset($_GET['AuthorName']) && isset($_GET['AuthorFirstName']) && isset($_GET['Century']) && isset($_GET['Quote'])){
+            // Check if the fields are not empty
+            if(!empty($_GET['AuthorName']) && !empty($_GET['AuthorFirstName']) && !empty($_GET['Century']) && !empty($_GET['Quote'])){
+                // Add the quote to the database
+                addQuotesToDb($db, $_GET['AuthorName'], $_GET['AuthorFirstName'], $_GET['Century'], $_GET['Quote']);
             }
-        } else {
-            echo "<p>Aucun auteur trouvé pour le nom spécifié.</p>";
         }
     }
 ?>

TP8/PHP/modification.php

@@ -1,29 +1,83 @@
+<?php
+    require_once('database.php');
+    // Enable all warnings and errors.
+    ini_set('display_errors', 1);
+    error_reporting(E_ALL);
+    // Database connection.
+    $db = dbConnect();
+
+    if(isset($_GET['submitAdd'])){
+        checkIfFormIsSubmit($db);
+    }
+
+    if(isset($_GET['submitDelete'])){
+        deleteQuoteFromDb($db, $_GET['quotes']);
+    }
+
+?>
 <!doctype html>
 <html lang="fr">
 <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>TP8-PHP-Marquet</title>
+    <link rel="icon" href="ISEN-Nantes.png" type="image/x-icon">
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-T3c6CoIi6uLrA9TneNEoa7RxnatzjcDSCmG1MXxSR1GAsXEV/Dwwykc2MPK8M2HN" crossorigin="anonymous">
 </head>
 <body>
-<nav class="navbar navbar-expand-lg bg-body-tertiary">
-    <div class="container-fluid">
-        <div class="collapse navbar-collapse" id="navbarSupportedContent">
-            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
-                <li class="nav-item">
-                    <a class="nav-link" aria-current="page" href="citations.php">Infomations</a>
-                </li>
-                <li class="nav-item">
-                    <a class="nav-link" href="recherche.php">Recherche</a>
-                </li>
-                <li class="nav-item">
-                    <a class="nav-link active" href="modification.php">Modification</a>
-                </li>
-            </ul>
+    <nav class="navbar navbar-expand-lg bg-body-tertiary">
+        <div class="container-fluid">
+            <div class="collapse navbar-collapse" id="navbarSupportedContent">
+                <ul class="navbar-nav me-auto mb-2 mb-lg-0">
+                    <li class="nav-item">
+                        <a class="nav-link" aria-current="page" href="citations.php">Infomations</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="recherche.php">Recherche</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link active" href="modification.php">Modification</a>
+                    </li>
+                </ul>
+            </div>
         </div>
-    </div>
-</nav>
+    </nav>
+    <!-- When this form is submitted call the addQuotesToDb function -->
+    <form action="modification.php" method="get" class="m-3">
+        <h1>Ajout</h1>
+        <div clas="mb-3">
+            <label for="AuthorName" class="form-label">Nom de l'auteur</label>
+            <input type="text" class="form-control" id="AuthorName" name="AuthorName">
+        </div>
+        <div class="mb-3">
+            <label for="AuthorFirstName" class="form-label">Prénom de l'auteur</label>
+            <input type="text" class="form-control" id="AuthorFirstName" name="AuthorFirstName">
+        </div>
+        <div class="mb-3">
+            <label for="Century" class="form-label">Siècle</label>
+            <input type="number" class="form-control" id="Century" name="Century">
+        </div>
+        <div class="mb-3">
+            <label for="Quote" class="form-label">Citation</label>
+            <input type="text" class="form-control" id="Quote" name="Quote">
+        </div>
+        <button type="submit" name="submitAdd" class="btn btn-secondary">Ajouter</button>
+    </form>
+    <form action="modification.php" method="get" class="m-3">
+        <h1>Suppression</h1>
+        <div class="mb-3">
+            <select id="quotes" name="quotes" class="form-select">
+                <option selected>Selectionnez l'ID d'une citation</option>
+                <?php
+                    $quotes = dbGetQuotesID($db);
+                    foreach ($quotes as $quote) {
+                        echo "<option>" . $quote['id'] . "</option>";
+                    }
+                ?>
+            </select>
+        </div>
+        <button type="submit" name="submitDelete" class="btn btn-secondary">Supprimer</button>
+    </form>
 <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-C6RzsynM9kWDrMNeT87bh95OGNyZPhcTNXj1NW7RuBCsyN/o0jlpcV8Qyq46cDfL" crossorigin="anonymous"></script>
 </body>
 </html>

TP8/PHP/recherche.php

@@ -62,15 +62,7 @@
         if(isset($_POST['auteur']) && isset($_POST['siecle'])){
             $author = $_POST['auteur'];
             $century = $_POST['siecle'];
-            $quotes = getAuthorAndSiecle($db, $author, $century);
-            if($quotes != null){
-                foreach ($quotes as $quote) {
-                    echo "<p>" . $quote['phrase'] . "</p>";
-                }
-            }
-            else{
-                echo "<p>Aucune citation trouvée</p>";
-            }
+            displayQuoteByAuthorAndCentury($db, $author, $century);
         }
     ?>
     <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-C6RzsynM9kWDrMNeT87bh95OGNyZPhcTNXj1NW7RuBCsyN/o0jlpcV8Qyq46cDfL" crossorigin="anonymous"></script>