draft server features

src/server.php

@@ -0,0 +1,216 @@
+<?php
+
+// Load dependencies
+require_once __DIR__ .
+             DIRECTORY_SEPARATOR . '..'.
+             DIRECTORY_SEPARATOR . 'vendor' .
+             DIRECTORY_SEPARATOR . 'autoload.php';
+
+// Init config
+$config = json_decode(
+    file_get_contents(
+        __DIR__ .
+        DIRECTORY_SEPARATOR . '..'.
+        DIRECTORY_SEPARATOR . 'config.json'
+    )
+);
+
+// Init session code
+$code = null;
+
+// Init server
+$server = new \Yggverse\Nps\Server(
+    $config->nps->server->host,
+    $config->nps->server->port,
+    $config->nps->server->size,
+    $config->nps->server->line
+);
+
+// Init welcome function
+$server->setWelcome(
+    function (
+        string $connect
+    ): ?string
+    {
+        global $config;
+        global $code;
+
+        // Build captcha on enabled
+        if ($config->nps->captcha->enabled)
+        {
+            $captcha = new \Gregwar\Captcha\CaptchaBuilder(
+                null,
+                new \Gregwar\Captcha\PhraseBuilder(
+                    $config->nps->captcha->length,
+                    $config->nps->captcha->chars
+                )
+            );
+
+            $captcha->setBackgroundColor(
+                $config->nps->captcha->background->r,
+                $config->nps->captcha->background->g,
+                $config->nps->captcha->background->b
+            );
+
+            $captcha->build(
+                $config->nps->captcha->dimensions->width,
+                $config->nps->captcha->dimensions->height
+            );
+
+            // Set captcha value to the session code
+            $code = $captcha->getPhrase();
+
+            // Create ASCII confirmation code
+            $image = new \Ixnode\PhpCliImage\CliImage(
+                $captcha->get(),
+                $config->nps->captcha->ascii->width
+            );
+
+            $confirmation = PHP_EOL . $image->getAsciiString() . PHP_EOL;
+        }
+
+        else
+        {
+            $confirmation = null;
+            $code = true;
+        }
+
+        // Debug request on enabled
+        if ($config->nps->action->welcome->debug->enabled)
+        {
+            // Build connection URL #72811
+            $url = sprintf(
+                'nex://%s',
+                $connect
+            );
+
+            // Print debug from template
+            printf(
+                str_ireplace(
+                    [
+                        '{time}',
+                        '{host}',
+                        '{port}',
+                        '{code}'
+                    ],
+                    [
+                        (string) date('c'),
+                        (string) parse_url($url, PHP_URL_HOST),
+                        (string) parse_url($url, PHP_URL_PORT),
+                        (string) is_null($code) ? '[off]' : $code
+                    ],
+                    $config->nps->action->welcome->debug->template
+                ) . PHP_EOL
+            );
+        }
+
+        return sprintf(
+            implode(
+                PHP_EOL,
+                $config->nps->action->welcome->message
+            ) . PHP_EOL . $confirmation
+        );
+    }
+);
+
+// Init pending function
+$server->setPending(
+    function (
+        string $request,
+        string $connect
+    ): ?string
+    {
+        global $config;
+        global $code;
+
+        // Debug request on enabled
+        if ($config->nps->action->pending->debug->enabled)
+        {
+            // Build connection URL #72811
+            $url = sprintf(
+                'nex://%s',
+                $connect
+            );
+
+            // Print debug from template
+            printf(
+                str_ireplace(
+                    [
+                        '{time}',
+                        '{host}',
+                        '{port}',
+                        '{sent}',
+                        '{code}'
+                    ],
+                    [
+                        (string) date('c'),
+                        (string) parse_url($url, PHP_URL_HOST),
+                        (string) parse_url($url, PHP_URL_PORT),
+                        (string) trim($request),
+                        (string) is_null($code) ? '[off]' : $code
+                    ],
+                    $config->nps->action->pending->debug->template
+                ) . PHP_EOL
+            );
+        }
+
+        return is_null($code) || $code == trim($request) ? $config->nps->action->pending->message->success . PHP_EOL
+                                                         : $config->nps->action->pending->message->failure . PHP_EOL;
+    }
+);
+
+// Init handler function
+$server->setHandler(
+    function (
+          bool $success,
+        string $content,
+        string $request,
+        string $connect
+    ): ?string
+    {
+        global $config;
+
+        // @TODO save content in blockchain with kevacoin-php
+
+        // Debug request on enabled
+        if ($config->nps->action->handler->debug->enabled)
+        {
+            // Build connection URL #72811
+            $url = sprintf(
+                'nex://%s',
+                $connect
+            );
+
+            // Print debug from template
+            printf(
+                str_ireplace(
+                    [
+                        '{time}',
+                        '{code}',
+                        '{host}',
+                        '{port}',
+                        '{path}',
+                        '{size}',
+                        '{data}'
+                    ],
+                    [
+                        (string) date('c'),
+                        (string) (int) is_string($response),
+                        (string) parse_url($url, PHP_URL_HOST),
+                        (string) parse_url($url, PHP_URL_PORT),
+                        (string) str_replace('%', '%%', $request),
+                        (string) mb_strlen($content),
+                        (string) PHP_EOL . $content . PHP_EOL,
+                    ],
+                    $config->nps->action->handler->debug->template
+                ) . PHP_EOL
+            );
+        }
+
+        return $success ? $config->nps->action->handler->message->success . PHP_EOL
+                        : $config->nps->action->handler->message->failure . PHP_EOL;
+    }
+);
+
+// Start server
+$server->start();