merged

Author: gunnard

Dockerfile

@@ -9,6 +9,7 @@ RUN docker-php-ext-install mysqli pdo_mysql
 # Get latest Composer
 COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
 
+COPY ./public /var/www
 # Set working directory
 WORKDIR /var/www
 COPY ./public /var/www/public

docker-compose.yml

@@ -13,6 +13,7 @@ services:
 
     # MySQL database service
     db:
+        platform: linux/x86_64
         image: mysql:8.0
         container_name: mysql-db
         ports:

public/chapter2/abstract.php

@@ -0,0 +1,37 @@
+<?php
+// Parent class
+abstract class Candy {
+  public $name;
+  public function __construct($name) {
+	$this->name = $name;
+  }
+  abstract public function slogan() : string;
+}
+
+// Child classes
+class Skittle extends Candy {
+  public function slogan() : string {
+    return "$this->name! - Taste the rainbow!\n";
+  }
+}
+
+class Twix extends Candy {
+  public function slogan() : string {
+    return "$this->name - Which side are you?\n";
+  }
+}
+
+class KitKat extends Candy {
+  public function slogan() : string {
+    return "$this->name - Gimmie a break!\n";
+  }
+}
+
+// Create objects from the child classes
+$skittle = new Skittle('Skittles');
+print $skittle->slogan();
+
+$kitkat = new KitKat('KitKat');
+print $kitkat->slogan();
+?> 
+

public/chapter2/index.php

@@ -0,0 +1,27 @@
+<?php
+
+$directory = '/var/www';
+$scanned_directory = array_diff(scandir($directory), array('..', '.'));
+foreach ($scanned_directory as $directory) {
+    if (is_dir('/var/www/'.$directory)) {
+        echo '<a href="'.$directory.'"><h2>'.$directory.'</h2></a><br />';
+    }
+}
+try {
+    echo '<br />';
+    echo 'Current PHP version: ' . phpversion();
+    echo '<br />';
+
+    $host = 'db';
+    $dbname = 'database';
+    $user = 'user';
+    $pass = 'pass';
+    $dsn = "mysql:host=$host;dbname=$dbname;charset=utf8";
+    $conn = new PDO($dsn, $user, $pass);
+
+    echo 'Database connected successfully';
+    echo '<br />';
+} catch (\Throwable $t) {
+    echo 'Error: ' . $t->getMessage();
+    echo '<br />';
+}

public/chapter2/namespace.php

@@ -0,0 +1,14 @@
+<?php
+Namespace Pants;
+
+Class PantsMaker {
+
+Public function pantsLabel($size, $color, $name) {
+		$label = "These pants are size: $size, color: $color named: $name";
+	Return $label;
+}
+}
+
+$thesePants = new PantsMaker();
+Echo $thesePants->pantsLabel('12','blue','leeevi');
+

public/chapter2/trait.php

@@ -0,0 +1,20 @@
+<?php 
+trait userFunctions {
+	Public function message1() {
+		print "user message1\n";
+	}
+}
+
+Class UserClass {
+	Use userFunctions;
+}
+
+Class UserClass2 {
+	Use userFunctions;
+}
+$user = new UserClass();
+$user->message1();
+
+$user2 = new UserClass2();
+$user2->message1();
+

public/chapter3/index.php

@@ -0,0 +1,27 @@
+<?php
+
+$directory = '/var/www';
+$scanned_directory = array_diff(scandir($directory), array('..', '.'));
+foreach ($scanned_directory as $directory) {
+    if (is_dir('/var/www/'.$directory)) {
+        echo '<a href="'.$directory.'"><h2>'.$directory.'</h2></a><br />';
+    }
+}
+try {
+    echo '<br />';
+    echo 'Current PHP version: ' . phpversion();
+    echo '<br />';
+
+    $host = 'db';
+    $dbname = 'database';
+    $user = 'user';
+    $pass = 'pass';
+    $dsn = "mysql:host=$host;dbname=$dbname;charset=utf8";
+    $conn = new PDO($dsn, $user, $pass);
+
+    echo 'Database connected successfully';
+    echo '<br />';
+} catch (\Throwable $t) {
+    echo 'Error: ' . $t->getMessage();
+    echo '<br />';
+}

public/chapter3/sloppy.php

@@ -0,0 +1,19 @@
+<?php
+
+function getUser($id = null) {
+    if ($id) {
+        return $id;
+    } else {
+        return rand();
+    }
+}
+
+$user = getUser();
+
+Function showUserName() {
+	$user = getUser(4);
+	var_dump($user);
+}
+var_dump($user);
+showUserName();
+

public/index.php

@@ -4,7 +4,7 @@
 $scanned_directory = array_diff(scandir($directory), array('..', '.'));
 foreach ($scanned_directory as $directory) {
     if (is_dir('/var/www/'.$directory)) {
-        echo '<a href="'.$directory.'">'.$directory.'</a>';
+        echo '<a href="http://localhost:8000/'.$directory.'"><h2>'.$directory.'</h2></a><br />';
     }
 }
 try {