upd

Create README.md

PHP_EOL

change package type

1.0.0

Update README.md

fix composer

README.md

@@ -0,0 +1,34 @@
+# Talker
+Text to speech using Google TTS
+
+## Installing
+
+```
+composer require 421p/talker
+```
+
+## Usage
+
+```php
+use React\EventLoop\Factory;
+use Talker\Talker\GoogleSpeechTalker;
+use Talker\Talker\Response\Mp3File;
+
+require __DIR__.'/vendor/autoload.php';
+
+$loop = Factory::create();
+
+$talker = new GoogleSpeechTalker($loop);
+
+[$hours, $minutes] = explode(':', date('H:i'));
+
+$time = sprintf(
+    'Current time is %d hours %d minutes', $hours, $minutes
+);
+
+$talker->say($time, GoogleSpeechTalker::LOCALE_EN_US)->then(function (Mp3File $file) {
+    file_put_contents(__DIR__.'/test.mp3', $file->getContent());
+});
+
+$loop->run();
+```

composer.json

@@ -1,7 +1,9 @@
 {
     "name": "421p/talker",
+    "version"    : "1.0.0",
     "description": "PHP Text to speech",
-    "type": "project",
+    "type": "library",
+    "minimum-stability": "dev",
     "license": "MIT",
     "authors": [
         {
@@ -15,6 +17,7 @@
         }
     },
     "require": {
+        "php": ">=7.1",
         "react/http-client": "^0.5.9"
     },
     "require-dev": {

src/Talker/GoogleSpeechTalker.php

@@ -4,7 +4,111 @@
 namespace Talker\Talker;
 
 
-class GoogleSpeechTalker
+use React\EventLoop\LoopInterface;
+use React\HttpClient\Client;
+use React\HttpClient\Response;
+use React\Promise\Deferred;
+use React\Promise\PromiseInterface;
+use Talker\Talker\Response\ResourceMp3File;
+
+class GoogleSpeechTalker implements TalkerInterface
 {
+    public const LOCALE_EN_GB = 'en_gb';
+    public const LOCALE_EN_AU = 'en_au';
+    public const LOCALE_EN_US = 'en_us';
+    public const LOCALE_RU    = 'ru';
+
+    private const BASE_URL = 'http://translate.google.com/translate_tts?ie=UTF-8&client=tw-ob&q=%s&tl=%s';
+
+    /**
+     * @var LoopInterface
+     */
+    private $loop;
+
+    private $client;
+
+    public function __construct(LoopInterface $loop)
+    {
+        $this->loop = $loop;
+
+        $this->client = new Client($loop);
+    }
+
+    /**
+     * @param string $text
+     *
+     * @param string $locale
+     *
+     * @return PromiseInterface
+     */
+    public function say(string $text, string $locale): PromiseInterface
+    {
+        $defer = new Deferred();
+
+        $promises = [];
+
+        foreach (explode(PHP_EOL, wordwrap($text, 100)) as $chunk) {
+            $promises[] = $this->doRequest($chunk, $locale);
+        }
+
+        \React\Promise\all($promises)->then(
+            function (array $files) use ($defer) {
+
+                $resultStream = fopen('php://memory', 'rw');
+
+                /** @var ResourceMp3File $file */
+                foreach ($files as $file) {
+                    stream_copy_to_stream($file->getStream(), $resultStream);
+                }
+
+                rewind($resultStream);
+
+                $defer->resolve(new ResourceMp3File($resultStream));
+            }
+        );
+
+        return $defer->promise();
+    }
+
+    private function doRequest(string $text, string $locale): PromiseInterface
+    {
+        $defer = new Deferred();
+
+        $request = $this->client->request(
+            'GET',
+            $this->getRequestUrl(urlencode($text), $locale)
+        );
+
+        $request->on(
+            'response',
+            function (Response $response) use ($defer) {
+                $stream = fopen('php://memory', 'rw');
+
+                $response->on(
+                    'data',
+                    function ($chunk) use ($stream) {
+                        fwrite($stream, $chunk);
+                    }
+                );
+
+                $response->on(
+                    'end',
+                    function () use ($stream, $defer) {
+                        rewind($stream);
+
+                        $defer->resolve(new ResourceMp3File($stream));
+                    }
+                );
+            }
+        );
+
+        $request->end();
+
+        return $defer->promise();
+    }
 
+    private function getRequestUrl(string $text, string $locale)
+    {
+        return sprintf(self::BASE_URL, $text, $locale);
+    }
 }

src/Talker/Response/AudioFile.php

@@ -4,7 +4,7 @@
 namespace Talker\Talker\Response;
 
 
-class AudioFile
+interface AudioFile
 {
-
+    public function getContent(): string;
 }

src/Talker/Response/Mp3File.php

@@ -4,7 +4,7 @@
 namespace Talker\Talker\Response;
 
 
-class Mp3File
+interface Mp3File extends AudioFile
 {
 
 }

src/Talker/Response/ResourceMp3File.php

@@ -4,7 +4,34 @@
 namespace Talker\Talker\Response;
 
 
-class ResourceMp3File
+class ResourceMp3File implements Mp3File
 {
+    private $stream;
 
+    public function __construct($stream)
+    {
+        $this->stream = $stream;
+    }
+
+    public function __destruct()
+    {
+        fclose($this->stream);
+    }
+
+    public function getContent(): string
+    {
+        $data = stream_get_contents($this->stream);
+
+        rewind($this->stream);
+
+        return $data;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getStream()
+    {
+        return $this->stream;
+    }
 }

src/Talker/TalkerInterface.php

@@ -4,7 +4,16 @@
 namespace Talker\Talker;
 
 
-class TailerInterface
-{
+use React\Promise\PromiseInterface;
 
+interface TalkerInterface
+{
+    /**
+     * @param string $text
+     *
+     * @param string $locale
+     *
+     * @return PromiseInterface
+     */
+    public function say(string $text, string $locale): PromiseInterface;
 }