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* adds VoiceForge voices Added 26 functional voices. Based on my testing, character limit seemed to be arbitrary, always somewhere between 540-550 characters in length. I've set the limit to 540. One voice resulted in timeouts which has been added to issue #13 * Update footer.php
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| <?php | ||
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| namespace ChrisJP\TTS\Services; | ||
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| use ChrisJP\TTS\Services\Service; | ||
| use ChrisJP\TTS\Request; | ||
| use ChrisJP\TTS\ReturnObjectTrait; | ||
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| /** | ||
| * VoiceForge | ||
| * | ||
| * An app exclusively available on iOS | ||
| * Uses very simple GET requests to return audio in WAV format | ||
| */ | ||
| class VoiceForge implements Service | ||
| { | ||
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| use ReturnObjectTrait; | ||
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| const baseURL = 'https://api.voiceforge.com/swift_engine?'; | ||
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| const demoSite = ''; | ||
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| /** | ||
| * Full name of this service. | ||
| * | ||
| * @var string | ||
| */ | ||
| private string $name = 'VoiceForge'; | ||
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| /** | ||
| * Short name of this service. | ||
| * Will be used in audio filenames so keep it short and no weird characters/spaces etc. | ||
| * | ||
| * @var string | ||
| */ | ||
| private string $shortName = 'VoiceForge'; | ||
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| /** | ||
| * The default voice that will be used if one is not set. | ||
| * | ||
| * @var string | ||
| */ | ||
| private string $defaultVoice = 'Conrad'; | ||
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| /** | ||
| * Returns the full name of this service. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function getName(): string | ||
| { | ||
| return $this->name; | ||
| } | ||
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| /** | ||
| * Returns the short name of this service. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function getShortName(): string | ||
| { | ||
| return $this->shortName; | ||
| } | ||
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| /** | ||
| * Returns the default voice ID to be used with this service. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function getDefaultVoice(): string | ||
| { | ||
| return $this->defaultVoice; | ||
| } | ||
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| /** | ||
| * Constructs the data required to be sent to the API and calls sendRequest() | ||
| * Returns an object containing the audio URL and various other data. | ||
| * | ||
| * @param string $voice | ||
| * @param string $text | ||
| * @return object | ||
| */ | ||
| public function requestTTS(string $voice, string $text): object | ||
| { | ||
| $params = [ | ||
| 'voice' => $voice, | ||
| 'msg' => $text, | ||
| 'email' => 'null', // email param is required but doesn't have to be valid. | ||
| ]; | ||
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| // HTTP_X_API_KEY header is required | ||
| // hardcoding this value for now as unsure how to reliably obtain | ||
| // borrowed from https://github.com/Wrapper-Offline/Wrapper-Offline | ||
| $headers = [ | ||
| 'HTTP_X_API_KEY: 8b3f76a8539', | ||
| ]; | ||
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| $request = new Request($this::baseURL); | ||
| $request->sendRequest($params, false, $headers); | ||
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| $response = $request->getResponse(); | ||
| $curlInfo = $request->getInfo(); | ||
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| return $this->handleResponse($response, $voice, $text, $curlInfo); | ||
| } | ||
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| /** | ||
| * Handles the response we got from the cURL request made in sendRequest() | ||
| * Creates and returns an object containing the audio URL and any other data we require. | ||
| * | ||
| * @param $response | ||
| * @param string $voice | ||
| * @param string $text | ||
| * @param array $info | ||
| * @return object | ||
| */ | ||
| private function handleResponse($response, string $voice, string $text, array $curlInfo = []): object | ||
| { | ||
| $success = false; | ||
| $audioUrl = null; | ||
| $errorMessage = null; | ||
|
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| if ($curlInfo['http_code'] === 200 && $curlInfo['content_type'] === 'audio/wav') { | ||
| // TODO: Convert to MP3 | ||
| $success = true; | ||
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| // $response is raw WAV audio data, so we can provide a data URI for it | ||
| $audioUrl ='data:audio/wav;base64,' . base64_encode($response); | ||
| } | ||
| else { | ||
| $errorMessage = 'HTTP Error ' . $curlInfo['http_code'] . '; Attempted URL: ' . $curlInfo['url']; | ||
| } | ||
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| // No point returning the MP3 data twice so pass null instead of $response as the final param | ||
| $returnData = $this->buildReturnObject($success, $audioUrl, null, $curlInfo, $errorMessage, null); | ||
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| return $returnData; | ||
| } | ||
| } |