From 367cb56a6f07d5616908edba4a2d49399a5f9e09 Mon Sep 17 00:00:00 2001
From: Michal Dziekonski <glibnes@gmail.com>
Date: Thu, 4 Feb 2021 02:29:50 +0100
Subject: [PATCH] GH-150 Move login page's display logic to a separate module

---
 login.php                                     | 26 ++-----
 modules/session/_includes.php                 | 14 ++++
 modules/session/index.php                     |  5 ++
 .../screens/LoginView/LoginView.component.php | 33 +++++++++
 .../LoginForm/LoginForm.component.php         | 68 +++++++++++++++++++
 .../components/LoginForm/form_body.tpl        | 40 +++++++++++
 .../LoginView/components/LoginForm/index.php  |  5 ++
 .../screens/LoginView/components/index.php    |  5 ++
 modules/session/screens/LoginView/index.php   |  5 ++
 modules/session/screens/index.php             |  5 ++
 10 files changed, 184 insertions(+), 22 deletions(-)
 create mode 100644 modules/session/_includes.php
 create mode 100644 modules/session/index.php
 create mode 100644 modules/session/screens/LoginView/LoginView.component.php
 create mode 100644 modules/session/screens/LoginView/components/LoginForm/LoginForm.component.php
 create mode 100644 modules/session/screens/LoginView/components/LoginForm/form_body.tpl
 create mode 100644 modules/session/screens/LoginView/components/LoginForm/index.php
 create mode 100644 modules/session/screens/LoginView/components/index.php
 create mode 100644 modules/session/screens/LoginView/index.php
 create mode 100644 modules/session/screens/index.php

diff --git a/login.php b/login.php
index ca22725c1..d140b537e 100644
--- a/login.php
+++ b/login.php
@@ -215,30 +215,12 @@
     includeLang('login');
 }
 
-$_Lang['PHP_InsertUniCode'] = LOGINPAGE_UNIVERSUMCODE;
-$_Lang['PHP_Insert_LangSelectors'] = [];
+include($_EnginePath . 'modules/session/_includes.php');
 
-foreach (UNIENGINE_LANGS_AVAILABLE as $langKey) {
-    $langData = $_Lang['LanguagesAvailable'][$langKey];
+use UniEngine\Engine\Modules\Session;
 
-    $_Lang['PHP_Insert_LangSelectors'][] = (
-        "<a href='?lang={$langKey}' title='{$langData['name']}'>" .
-        "{$langData['flag_emoji']}" .
-        "</a>"
-    );
-}
-$_Lang['PHP_Insert_LangSelectors'] = implode('&nbsp;&nbsp;', $_Lang['PHP_Insert_LangSelectors']);
+$pageView = Session\Screens\LoginView\render([]);
 
-if($_GameConfig['game_disable'])
-{
-    $_Lang['type'] = 'button" onclick="alert(\''.str_replace('<br/>', "\n", $_GameConfig['close_reason']).'\')';
-    $_Lang['LoginButton'] = $_Lang['Body_ServerOffline'];
-}
-else
-{
-    $_Lang['type'] = 'submit';
-    $_Lang['LoginButton'] = $_Lang['Body_Submit'];
-}
-display(parsetemplate(gettemplate('login_body'), $_Lang), $_Lang['Page_Title']);
+display($pageView['componentHTML'], $_Lang['Page_Title']);
 
 ?>
diff --git a/modules/session/_includes.php b/modules/session/_includes.php
new file mode 100644
index 000000000..aedeebb41
--- /dev/null
+++ b/modules/session/_includes.php
@@ -0,0 +1,14 @@
+<?php
+
+// TODO: Migrate to IIFE once PHP 5 support is removed
+call_user_func(function () {
+    global $_EnginePath;
+
+    $includePath = $_EnginePath . 'modules/session/';
+
+    include($includePath . './screens/LoginView/LoginView.component.php');
+    include($includePath . './screens/LoginView/components/LoginForm/LoginForm.component.php');
+
+});
+
+?>
diff --git a/modules/session/index.php b/modules/session/index.php
new file mode 100644
index 000000000..bc99142d1
--- /dev/null
+++ b/modules/session/index.php
@@ -0,0 +1,5 @@
+<?php
+
+header("Location: ../index.php");
+
+?>
diff --git a/modules/session/screens/LoginView/LoginView.component.php b/modules/session/screens/LoginView/LoginView.component.php
new file mode 100644
index 000000000..a04f74743
--- /dev/null
+++ b/modules/session/screens/LoginView/LoginView.component.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace UniEngine\Engine\Modules\Session\Screens\LoginView;
+
+//  Arguments
+//      - $props (Object)
+//
+//  Returns: Object
+//      - componentHTML (String)
+//
+function render ($props) {
+    includeLang('login');
+
+    // Handle user input
+    // $cmdResult = Session\Input\UserCommands\handleCommands(
+    //     $input,
+    //     []
+    // );
+    // if ($cmdResult['isSuccess']) {
+    //     // TODO: do something
+    // } else {
+    //     // TODO: collect errors to display
+    // }
+
+    $viewProps = [];
+    $viewComponent = Components\LoginForm\render($viewProps);
+
+    return [
+        'componentHTML' => $viewComponent['componentHTML'],
+    ];
+}
+
+?>
diff --git a/modules/session/screens/LoginView/components/LoginForm/LoginForm.component.php b/modules/session/screens/LoginView/components/LoginForm/LoginForm.component.php
new file mode 100644
index 000000000..9e155430f
--- /dev/null
+++ b/modules/session/screens/LoginView/components/LoginForm/LoginForm.component.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace UniEngine\Engine\Modules\Session\Screens\LoginView\Components\LoginForm;
+
+//  Arguments
+//      - $props (Object)
+//
+//  Returns: Object
+//      - componentHTML (String)
+//
+function render ($props) {
+    global $_Lang, $_GameConfig;
+
+    $localTemplateLoader = createLocalTemplateLoader(__DIR__);
+
+    $tplBodyCache = [
+        'pageBody' => $localTemplateLoader('form_body'),
+    ];
+
+    $renderLangSelectorOptions = function () use ($_Lang) {
+        $options = [];
+
+        foreach (UNIENGINE_LANGS_AVAILABLE as $langKey) {
+            $langData = $_Lang['LanguagesAvailable'][$langKey];
+
+            $options[] = (
+                "<a href='?lang={$langKey}' title='{$langData['name']}'>" .
+                "{$langData['flag_emoji']}" .
+                "</a>"
+            );
+        }
+
+        return implode('&nbsp;&nbsp;', $options);
+    };
+
+    $isGameDisabled = $_GameConfig['game_disable'];
+    $gameDisabledReason = $_GameConfig['close_reason'];
+
+    $additionalTplData = [
+        'PHP_InsertUniCode' => LOGINPAGE_UNIVERSUMCODE,
+        'PHP_Insert_LangSelectors' => $renderLangSelectorOptions(),
+
+        'type' => (
+            $isGameDisabled ?
+                'button" onclick="alert(\'' . str_replace('<br/>', "\n", $gameDisabledReason) . '\')' :
+                'submit'
+        ),
+        'LoginButton' => (
+            $isGameDisabled ?
+                $_Lang['Body_ServerOffline'] :
+                $_Lang['Body_Submit']
+        ),
+    ];
+
+    $componentHTML = parsetemplate(
+        $tplBodyCache['pageBody'],
+        array_merge(
+            $_Lang,
+            $additionalTplData
+        )
+    );
+
+    return [
+        'componentHTML' => $componentHTML
+    ];
+}
+
+?>
diff --git a/modules/session/screens/LoginView/components/LoginForm/form_body.tpl b/modules/session/screens/LoginView/components/LoginForm/form_body.tpl
new file mode 100644
index 000000000..73b105e06
--- /dev/null
+++ b/modules/session/screens/LoginView/components/LoginForm/form_body.tpl
@@ -0,0 +1,40 @@
+<form action="" method="post">
+    <input type="hidden" name="uniSelect" value="{PHP_InsertUniCode}"/>
+    <table width="500" style="margin-top: 100px;">
+        <tr>
+            <td class="c center" colspan="2">{Page_Title}</td>
+        </tr>
+        <tr>
+            <th class="pad5" style="width: 200px;"><label for="uname">{Body_Username}:</label></th>
+            <th class="pad5"><input id="uname" name="username" value="" type="text" class="pad5" style="width: 200px;"/></th>
+        </tr>
+        <tr>
+            <th class="pad5" style="width: 200px;"><label for="upass">{Body_Password}:</label></th>
+            <th class="pad5"><input id="upass" name="password" value="" type="password" class="pad5" style="width: 200px;"/></th>
+        </tr>
+        <tr>
+            <th colspan="2" class="pad5"><input type="{type}" name="submit" value="{LoginButton}" style="width: 100%; font-weight: bold;" class="pad5 lime"/></th>
+        </tr>
+        <tr style="visibility: hidden;"><td style="font-size: 5px;">&nbsp;</td></tr>
+        <tr>
+            <th colspan="2" class="pad5"><a href="lostpassword.php">{Body_LostPass}</a><br /><a href="lostcode.php">{Body_LostCode}</a></th>
+        </tr>
+        <tr>
+            <th colspan="2" class="pad5">
+                <a href="reg_mainpage.php">{Body_Register}</a> | <a href="contact.php">{Body_Contact}</a>
+            </th>
+        </tr>
+        <tr style="visibility: hidden;"><td style="font-size: 5px;">&nbsp;</td></tr>
+        <tr>
+            <th colspan="2" class="pad5">
+                {PHP_Insert_LangSelectors}
+            </th>
+        </tr>
+        <tr style="visibility: hidden;"><td style="font-size: 5px;">&nbsp;</td></tr>
+        <tr>
+            <th colspan="2" class="pad5">
+                <a href="https://github.com/mdziekon/UniEngine" target="_blank" class="skyblue">Powered by UniEngine</a>
+            </th>
+        </tr>
+    </table>
+</form>
diff --git a/modules/session/screens/LoginView/components/LoginForm/index.php b/modules/session/screens/LoginView/components/LoginForm/index.php
new file mode 100644
index 000000000..bc99142d1
--- /dev/null
+++ b/modules/session/screens/LoginView/components/LoginForm/index.php
@@ -0,0 +1,5 @@
+<?php
+
+header("Location: ../index.php");
+
+?>
diff --git a/modules/session/screens/LoginView/components/index.php b/modules/session/screens/LoginView/components/index.php
new file mode 100644
index 000000000..bc99142d1
--- /dev/null
+++ b/modules/session/screens/LoginView/components/index.php
@@ -0,0 +1,5 @@
+<?php
+
+header("Location: ../index.php");
+
+?>
diff --git a/modules/session/screens/LoginView/index.php b/modules/session/screens/LoginView/index.php
new file mode 100644
index 000000000..bc99142d1
--- /dev/null
+++ b/modules/session/screens/LoginView/index.php
@@ -0,0 +1,5 @@
+<?php
+
+header("Location: ../index.php");
+
+?>
diff --git a/modules/session/screens/index.php b/modules/session/screens/index.php
new file mode 100644
index 000000000..bc99142d1
--- /dev/null
+++ b/modules/session/screens/index.php
@@ -0,0 +1,5 @@
+<?php
+
+header("Location: ../index.php");
+
+?>