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<?php
/**
* The admin-specific functionality of the plugin.
*
* @link amazon.com
* @since 1.0.0
*
* @package Amazonpolly
* @subpackage Amazonpolly/admin
*/
/**
* The admin-specific functionality of the plugin.f
*
* Defines the plugin name, version, and two examples hooks for how to
* enqueue the admin-specific stylesheet and JavaScript.
*
* @package Amazonpolly
* @subpackage Amazonpolly/admin
* @author AWS Labs
*/
class Amazonpolly_Admin {
/**
* The list of countries which are supported for translate functionality.
*
* @since 2.0.0
* @access private
* @var array $translate_langs List of languages.
*/
private $translate_langs = array( 'en', 'de', 'es', 'fr', 'pt' );
/**
* The ID of this plugin.
*
* @since 1.0.0
* @access private
* @var string $plugin_name The ID of this plugin.
*/
private $plugin_name;
/**
* The version of this plugin.
*
* @since 1.0.0
* @access private
* @var string $version The current version of this plugin.
*/
private $version;
/**
* The polly client
*
* @since 1.0.0
* @access private
* @var Object $polly_client Client for polly interactions
*/
private $polly_client;
/**
* Amazon Translate client
*
* @since 2.0.0
* @access private
* @var Object $translate_client AWS Amazon Translate client.
*/
private $translate_client;
/**
* Amazon S3 file handler.
*
* @since 2.2.0
* @access private
* @var Object $s3_file_handler handler for S3 storage
*/
private $s3_file_handler;
/**
* Local file handler.
*
* @since 2.2.0
* @access private
* @var Object $local_file_handler handler for local storage
*/
private $local_file_handler;
/**
* Initialize the class and set its properties.
*
* @since 1.0.0
* @param string $plugin_name The name of this plugin.
* @param string $version The version of this plugin.
*/
public function __construct( $plugin_name, $version ) {
$this->plugin_name = $plugin_name;
$this->version = $version;
$this->s3_file_handler = new AmazonAI_S3FileHandler();
$this->local_file_handler = new AmazonAI_LocalFileHandler();
$this->translator = new AmazonAI_Translator();
}
/**
* Register meta box for 'Enable Amazon Polly' on post creation form.
*
* @since 1.0.0
*/
public function amazon_polly_field_checkbox() {
$post_types_supported = $this->amazon_polly_get_posttypes_array();
add_meta_box(
'amazon_polly_box_id',
// This is HTML id of the box on edit screen.
'Amazon Polly',
// Title of the box.
'amazon_polly_box_content',
// Function to be called to display the checkboxes, see the function below.
$post_types_supported,
// On which edit screen the box should appear.
'normal',
// Part of page where the box should appear.
'high'
// Priority of the box.
);
}
/**
* Run when deleting a post.
*
* @param string $post_id ID of the post which is gonna to be deleted.
* @since 1.0.0
*/
public function amazon_polly_delete_post( $post_id ) {
// Check if this isn't an auto save.
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return;
}
$this->delete_post_audio( $post_id );
}
/**
* Add Amazon Pollu QuickTag button.
*
* @since 1.0.7
*/
public function amazon_polly_add_quicktags() {
$is_ssml_enabled = $this->amazon_polly_is_ssml_enabled();
if ( $is_ssml_enabled ) {
if ( wp_script_is( 'quicktags' ) ) {
?>
<script type="text/javascript">
QTags.addButton( 'eg_ssmlbreak', 'SSML Break', '<ssml><break time="1s"/></ssml>','','', 'Amazon Polly SSML Break Tag', 111 );
</script>
<?php
}
}
}
/**
* Important. Run whenever new post is being created (or updated). The method executes Amazon Polly API to create audio file.
*
* @since 1.0.0
*/
public function amazon_polly_save_post( $post_id, $post, $updated ) {
// Check if this isn't an auto save.
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return;
}
// Check to make sure this is not a new post creation.
if ( ! $updated ) {
return;
}
$is_quick_edit = isset($_POST['_inline_edit']) && wp_verify_nonce($_POST['_inline_edit'], 'inlineeditnonce');
$is_polly_nonce_ok = isset( $_POST['amazon-polly-post-nonce'] ) && wp_verify_nonce( sanitize_key( $_POST['amazon-polly-post-nonce'] ), 'amazon-polly' );
// Check if this post is saved in 'regular' way.
if ( $is_polly_nonce_ok || $is_quick_edit ) {
$is_post_available = isset( $_POST['content'] );
// Input var okay.
$is_polly_enabled = isset( $_POST['amazon_polly_enable'] );
// Input var okay.
$is_post_id_available = isset( $post_id );
// Input var okay.
$is_key_valid = ( get_option( 'amazon_polly_valid_keys' ) === '1' );
// If this is quick edit, we need to check other place to see if polly was already enabled for this post.
if ( $is_post_id_available && $is_quick_edit ) {
if ( 1 == get_post_meta( $post_id, 'amazon_polly_enable', true)) {
$is_polly_enabled = true;
}
}
if ( $is_post_id_available && $is_post_available && $is_polly_enabled && $is_key_valid ) {
wp_nonce_field( 'amazon_polly', 'amazon_polly_sample_rate' );
$voice_id = get_option( 'amazon_polly_voice_id' );
$sample_rate = get_option( 'amazon_polly_sample_rate' );
$clean_text = $this->clean_text( $post_id );
$sentences = $this->break_text( $clean_text );
$wp_filesystem = $this->prepare_wp_filesystem();
$this->convert_to_audio( $post_id, $sample_rate, $voice_id, $sentences, $wp_filesystem, '' );
$src_lang = $this->get_src_lang();
update_post_meta( $post_id, 'amazon_polly_transcript_' . $src_lang, $clean_text );
update_post_meta( $post_id, 'amazon_polly_transcript_source_lan', $src_lang );
}
if ( $is_post_id_available && ! $is_polly_enabled ) {
$this->delete_post_audio( $post_id );
update_post_meta( $post_id, 'amazon_polly_enable', 0 );
update_post_meta( $post_id, 'amazon_polly_audio_location', '' );
}
}
}
/**
* Delets audio for specific post.
*
* @param string $post_id ID of the post for which audio should be deleted.
* @since 1.0.0
*/
public function delete_post_audio( $post_id ) {
$audio_location = get_post_meta( $post_id, 'amazon_polly_audio_location', true );
$file = 'amazon_polly_' . $post_id . '.mp3';
$wp_filesystem = $this->prepare_wp_filesystem();
// Deleting audio file.
$fileHandler = $this->getFileHandler();
$fileHandler->delete($wp_filesystem, $file, $this->translate_langs, $post_id);
}
/**
* Register the stylesheets for the admin area.
*
* @since 1.0.0
*/
public function enqueue_styles() {
wp_enqueue_style( $this->plugin_name, plugin_dir_url( __FILE__ ) . 'css/amazonpolly-admin.css', array(), $this->version, 'all' );
wp_enqueue_style( 'jquery-ui-core' );
wp_enqueue_style( 'jquery-ui-progressbar' );
wp_enqueue_style( 'jquery-ui', '//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css', array(), '1.21.1', 'all' );
}
/**
* Register the JavaScript for the admin area.
*
* @since 1.0.0
*/
public function enqueue_scripts() {
wp_enqueue_script( $this->plugin_name, plugin_dir_url( __FILE__ ) . 'js/amazonpolly-admin.js', array( 'jquery' ), $this->version, false );
wp_enqueue_script( 'jquery-ui-core' );
wp_enqueue_script( 'jquery-ui-progressbar' );
$nonce_array = array(
'nonce' => wp_create_nonce( 'pollyajaxnonce' ),
);
wp_localize_script( 'jquery', 'pollyajax', $nonce_array );
}
/**
* Add an options page under the Settings submenu
*
* @since 1.0.0
*/
public function amazon_polly_add_options_page() {
$this->plugin_screen_hook_suffix = add_options_page(
__( 'Amazon Polly Settings', 'amazon-polly' ),
__( 'Amazon Polly', 'amazon-polly' ),
'manage_options',
$this->plugin_name,
array( $this, 'amazon_polly_display_options_page' )
);
}
/**
* Adds options page for Amazon Polly.
*
* @since 1.0.0
*/
public function amazon_polly_display_options_page() {
include_once 'partials/amazonpolly-admin-display.php';
}
/**
* Register all settings for options page.
*
* @since 1.0.0
*/
public function amazon_polly_register_settings() {
// ************************************************* *
// ***************** GENERAL SECTION **************** *
add_settings_section( 'amazon_polly_general', __( 'General', 'amazonpolly' ), array( $this, 'amazon_polly_general_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_access_key', __( 'AWS access key:', 'amazonpolly' ), array( $this, 'amazon_polly_access_key_cb' ), $this->plugin_name, 'amazon_polly_general', array( 'label_for' => 'amazon_polly_access_key' ) );
add_settings_field( 'amazon_polly_secret_key', __( 'AWS secret key:', 'amazonpolly' ), array( $this, 'amazon_polly_secret_key_cb' ), $this->plugin_name, 'amazon_polly_general', array( 'label_for' => 'amazon_polly_secret_key' ) );
add_settings_field( 'amazon_polly_region', __( 'AWS Region:', 'amazonpolly' ), array( $this, 'amazon_polly_region_cb' ), $this->plugin_name, 'amazon_polly_general', array( 'label_for' => 'amazon_polly_region' ) );
// ************************************************* *
// ***************** PLAYER SECTION **************** *
add_settings_section( 'amazon_polly_playersettings', __( 'Player settings', 'amazonpolly' ), array( $this, 'amazon_polly_playersettings_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_position', __( 'Player position:', 'amazonpolly' ), array( $this, 'amazon_polly_position_cb' ), $this->plugin_name, 'amazon_polly_playersettings', array( 'label_for' => 'amazon_polly_position' ) );
add_settings_field( 'amazon_polly_player_label', __( 'Player label:', 'amazonpolly' ), array( $this, 'amazon_polly_player_label_cb' ), $this->plugin_name, 'amazon_polly_playersettings', array( 'label_for' => 'amazon_polly_player_label' ) );
add_settings_field( 'amazon_polly_defconf', __( 'New post default:', 'amazonpolly' ), array( $this, 'amazon_polly_defconf_cb' ), $this->plugin_name, 'amazon_polly_playersettings', array( '' => 'amazon_polly_defconf' ) );
add_settings_field( 'amazon_polly_autoplay', __( 'Autoplay:', 'amazonpolly' ), array( $this, 'amazon_polly_autoplay_cb' ), $this->plugin_name, 'amazon_polly_playersettings', array( 'label_for' => 'amazon_polly_autoplay' ) );
// ************************************************* *
// ************* POLLY SETTINGS SECTION ************ *
add_settings_section( 'amazon_polly_pollysettings', __( 'Amazon Polly settings', 'amazonpolly' ), array( $this, 'amazon_polly_pollysettings_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_sample_rate', __( 'Sample rate:', 'amazonpolly' ), array( $this, 'amazon_polly_sample_rate_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_sample_rate' ) );
add_settings_field( 'amazon_polly_voice_id', __( 'Voice name:', 'amazonpolly' ), array( $this, 'amazon_polly_voice_id_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_voice_id' ) );
add_settings_field( 'amazon_polly_auto_breaths', __( 'Automated breaths:', 'amazonpolly' ), array( $this, 'amazon_polly_auto_breaths_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_auto_breaths_id' ) );
add_settings_field( 'amazon_polly_ssml', __( 'Enable SSML support:', 'amazonpolly' ), array( $this, 'amazon_polly_ssml_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_ssml' ) );
add_settings_field( 'amazon_polly_lexicons', __( 'Lexicons:', 'amazonpolly' ), array( $this, 'amazon_polly_lexicons_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_lexicons' ) );
add_settings_field( 'amazon_polly_speed', __( 'Audio speed [%]:', 'amazonpolly' ), array( $this, 'amazon_polly_speed_cb' ), $this->plugin_name, 'amazon_polly_pollysettings', array( 'label_for' => 'amazon_polly_speed' ) );
// ************************************************* *
// ************** STORAGE SECTION ************** *
add_settings_section( 'amazon_polly_storage', __( 'Cloud storage', 'amazonpolly' ), array( $this, 'amazon_polly_storage_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_s3', __( 'Store audio in Amazon S3:', 'amazonpolly' ), array( $this, 'amazon_polly_s3_cb' ), $this->plugin_name, 'amazon_polly_storage', array( 'label_for' => 'amazon_polly_s3' ) );
add_settings_field( 'amazon_polly_cloudfront', __( 'Amazon CloudFront (CDN) domain name:', 'amazonpolly' ), array( $this, 'amazon_polly_cloudfront_cb' ), $this->plugin_name, 'amazon_polly_storage', array( 'label_for' => 'amazon_polly_cloudfront' ) );
// ************************************************* *
// ************** PODCAST SECTION ************** *
add_settings_section( 'amazon_polly_podcast', __( 'Amazon Pollycast', 'amazonpolly' ), array( $this, 'amazon_pollycast_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_podcast_enabled', __( 'Pollycast enabled:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_enabled_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_enabled' ) );
add_settings_field( 'amazon_polly_podcast_email', __( 'iTunes contact email:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_email_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_email' ) );
add_settings_field( 'amazon_polly_podcast_category', __( 'iTunes category:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_category_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_category' ) );
add_settings_field( 'amazon_polly_podcast_explicit', __( 'iTunes explicit content:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_explicit_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_explicit' ) );
add_settings_field( 'amazon_polly_podcast_icon', __( 'iTunes image:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_icon_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_icon' ) );
add_settings_field( 'amazon_polly_podcast_feedsize', __( 'Feed size:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_feedsize_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_feedsize' ) );
add_settings_field( 'amazon_polly_podcast_post_cat', __( 'Post categories:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_post_cat_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_post_cat' ) );
add_settings_field( 'amazon_polly_podcast_https', __( 'Use HTTPS for audio files:', 'amazonpolly' ), array( $this, 'amazon_polly_podcast_https_cb' ), $this->plugin_name, 'amazon_polly_podcast', array( 'label_for' => 'amazon_polly_podcast_https' ) );
// ************************************************* *
// ************** ADDITIONAL SECTION ************** *
add_settings_section( 'amazon_polly_additional', __( 'Additional configuration', 'amazonpolly' ), array( $this, 'amazon_polly_additional_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_update_all', __( 'Bulk update all posts:', 'amazonpolly' ), array( $this, 'amazon_polly_update_all_cb' ), $this->plugin_name, 'amazon_polly_additional', array( 'label_for' => 'amazon_polly_update_all' ) );
add_settings_field( 'amazon_polly_add_post_title', __( 'Add post title to audio:', 'amazonpolly' ), array( $this, 'amazon_polly_add_post_title_cb' ), $this->plugin_name, 'amazon_polly_additional', array( 'label_for' => 'amazon_polly_add_post_title' ) );
add_settings_field( 'amazon_polly_add_post_excerpt', __( 'Add post excerpt to audio:', 'amazonpolly' ), array( $this, 'amazon_polly_add_post_excerpt_cb' ), $this->plugin_name, 'amazon_polly_additional', array( 'label_for' => 'amazon_polly_add_post_excerpt' ) );
add_settings_field( 'amazon_polly_posttypes', __( 'Post types:', 'amazonpolly' ), array( $this, 'amazon_polly_posttypes_cb' ), $this->plugin_name, 'amazon_polly_additional', array( 'label_for' => 'amazon_polly_posttypes' ) );
// ************************************************* *
// ************** TRANSLATION SECTION ************** *
add_settings_section( 'amazon_polly_trans', __( 'Amazon Translate configuration', 'amazonpolly' ), array( $this, 'amazon_polly_trans_cb' ), $this->plugin_name );
add_settings_field( 'amazon_polly_trans_enabled', __( 'Enable translation support:', 'amazonpolly' ), array( $this, 'amazon_polly_trans_enabled_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_trans_enabled' ) );
add_settings_field( 'amazon_polly_transcript_enabled', __( 'Show transcript:', 'amazonpolly' ), array( $this, 'amazon_polly_transcript_enabled_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_transcript_enabled' ) );
add_settings_field( 'amazon_polly_trans_src_lang', __( 'Source language:', 'amazonpolly' ), array( $this, 'amazon_polly_trans_src_lang_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_trans_src_lang' ) );
add_settings_field( 'amazon_polly_trans_langs_src_label', __( 'Source language label:', 'amazonpolly' ), array( $this, 'amazon_polly_trans_langs_src_label_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_trans_langs_src_label' ) );
add_settings_field( 'amazon_polly_trans_langs_label', __( 'Translations label:', 'amazonpolly' ), array( $this, 'amazon_polly_trans_langs_label_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_trans_langs_label' ) );
add_settings_field( 'amazon_polly_trans_langs', __( 'Target languages:', 'amazonpolly' ), array( $this, 'amazon_polly_trans_langs_cb' ), $this->plugin_name, 'amazon_polly_trans', array( 'label_for' => 'amazon_polly_trans_langs' ) );
add_option( 'amazon_polly_trans_validated' );
// ************************************************* *
$selected_region = get_option( 'amazon_polly_region' );
if ( empty( $selected_region ) ) {
update_option( 'amazon_polly_region', 'us-east-1' );
$selected_region = 'us-east-1';
}
if ( empty( get_option( 'amazon_polly_access_key' ) ) ) {
// Set AWS SDK settings.
$aws_sdk_config = array(
'region' => $selected_region,
'version' => 'latest',
);
} else {
// Set AWS SDK settings.
$aws_sdk_config = array(
'region' => $selected_region,
'version' => 'latest',
'credentials' => array(
'key' => get_option( 'amazon_polly_access_key' ),
'secret' => get_option( 'amazon_polly_secret_key' ),
),
);
}//end if
// Create an SDK class to use config.
$sdk = new Aws\Sdk( $aws_sdk_config );
$this->s3_file_handler->set_s3_client( $sdk->createS3() );
$this->translate_client = $sdk->createTranslate();
$this->polly_client = $sdk->createPolly();
register_setting( $this->plugin_name, 'amazon_polly_access_key', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_secret_key', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_s3', 'strval' );
if ( $this->amazon_polly_is_ok() ) {
register_setting( $this->plugin_name, 'amazon_polly_podcast_enabled', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_cloudfront', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_region', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_sample_rate', 'intval' );
register_setting( $this->plugin_name, 'amazon_polly_voice_id', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_ssml', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_auto_breaths', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_position', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_player_label', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_defconf', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_autoplay', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_speed', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_feedsize', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_email', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_category', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_explicit', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_post_cat', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_https', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_settings_hash', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_podcast_explicit', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_add_post_title', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_add_post_excerpt', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_posttypes', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_lexicons', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_enabled', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_transcript_enabled', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_src_lang', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_langs_src_label', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_langs_label', 'strval' );
foreach ( $this->translate_langs as $lan ) {
register_setting( $this->plugin_name, 'amazon_polly_trans_langs_' . $lan, 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_langs_' . $lan . '_voice', 'strval' );
register_setting( $this->plugin_name, 'amazon_polly_trans_langs_' . $lan . '_label', 'strval' );
}
}//end if
$this->amazon_polly_validate_credentials();
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $this->amazon_polly_is_ok() ) {
if ( $is_s3_enabled ) {
$this->getFileHandler()->prepare_s3_bucket();
}
}
}
/**
* Method returns file handler which is reponsible for communicating with proper storage location.
*
* @since 2.0.3
*/
private function getFileHandler() {
if ( $this->amazon_polly_is_s3_enabled() ) {
return $this->s3_file_handler;
} else {
return $this->local_file_handler;
}
}
/**
* Method retrievies post which ID was provided, and clean it.
*
* @since 1.0.12
* @param string $post_id ID of the post for which test (content) should be prepapred for conversion.
*/
private function clean_text( $post_id ) {
// Depending on the plugin configurations, post's title will be added to the audio.
if ( $this->amazon_polly_is_title_adder_enabled() ) {
$clean_text = get_the_title( $post_id ) . '. **AMAZONPOLLY*SSML*BREAK*time=***1s***SSML** ';
} else {
$clean_text = '';
}
// Depending on the plugin configurations, post's excerpt will be added to the audio.
if ( $this->amazon_polly_is_excerpt_adder_enabled() ) {
$my_excerpt = apply_filters('the_excerpt', get_post_field('post_excerpt', $post_id));
$clean_text = $clean_text . $my_excerpt . ' **AMAZONPOLLY*SSML*BREAK*time=***1s***SSML** ';
}
$clean_text = $clean_text . get_post_field( 'post_content', $post_id );
$clean_text = apply_filters( 'amazon_polly_content', $clean_text );
$clean_text = str_replace( ' ', ' ', $clean_text );
$clean_text = do_shortcode( $clean_text );
$is_ssml_enabled = $this->amazon_polly_is_ssml_enabled();
if ( $is_ssml_enabled ) {
$clean_text = $this->amazon_polly_encode_ssml_tags( $clean_text );
}
$clean_text = strip_tags( $clean_text, '<break>' );
$clean_text = esc_html( $clean_text );
$clean_text = str_replace( ' ', ' ', $clean_text );
$clean_text = preg_replace("/https:\/\/([^\s]+)/", "", $clean_text);
// $clean_text = str_replace( '-AMAZONPOLLY-ONLYAUDIO-START-', '', $clean_text );
// $clean_text = str_replace( '-AMAZONPOLLY-ONLYAUDIO-END-', '', $clean_text );
// $clean_text = preg_replace( '/-AMAZONPOLLY-ONLYWORDS-START-[\S\s]*?-AMAZONPOLLY-ONLYWORDS-END-/', '', $clean_text );
$clean_text_temp = '';
$paragraphs = explode( "\n", $clean_text );
foreach ( $paragraphs as $paragraph ) {
$paragraph_size = strlen( trim( $paragraph ) );
if ( $paragraph_size > 0 ) {
$clean_text_temp = $clean_text_temp . "\n" . $paragraph;
}
}
$clean_text = $clean_text_temp;
$clean_text = html_entity_decode( $clean_text, ENT_QUOTES, 'UTF-8' );
$clean_text = str_replace( '&', ' and ', $clean_text );
$clean_text = str_replace( '<', ' ', $clean_text );
$clean_text = str_replace( '>', ' ', $clean_text );
return $clean_text;
}
/**
* Method breakes input text into smaller parts.
*
* @since 1.0.0
* @param string $text Text which should be broken.
*/
private function break_text( $text ) {
$text = str_replace( '-AMAZONPOLLY-ONLYAUDIO-START-', '', $text );
$text = str_replace( '-AMAZONPOLLY-ONLYAUDIO-END-', '', $text );
$text = preg_replace( '/-AMAZONPOLLY-ONLYWORDS-START-[\S\s]*?-AMAZONPOLLY-ONLYWORDS-END-/', '', $text );
$parts = [];
if ( ! empty( $text ) ) {
$part_id = 0;
$paragraphs = explode( "\n", $text );
foreach ( $paragraphs as $paragraph ) {
$paragraph_size = strlen( trim( $paragraph ) );
if ( $paragraph_size > 0 ) {
if ( $paragraph_size <= 2800 ) {
$parts[ $part_id ] = $paragraph . ' **AMAZONPOLLY*SSML*BREAK*time=***500ms***SSML** ';
$part_id++;
} else {
$words = explode( ' ', $paragraph );
$current_part = '';
$last_part = '';
foreach ( $words as $word ) {
$word_length = strlen( $word );
$current_part_length = strlen( $current_part );
if ( $word_length + $current_part_length < 2800 ) {
$current_part = $current_part . $word . ' ';
$last_part = $current_part;
} else {
$current_part = $current_part . $word . ' ';
$parts[ $part_id ] = $current_part;
$part_id++;
$current_part = '';
$last_part = '';
}
}
$parts[ $part_id ] = $last_part . ' **AMAZONPOLLY*SSML*BREAK*time=***500ms***SSML** ';
$part_id++;
}//end if
}//end if
}//end foreach
}//end if
// Modify speed
$parts = $this->modify_speed( $parts );
return $parts;
}
/**
* Method update sentences (input of the method), and modify their speed,
* by adding SSML prosody tag for each sentence.
*
* @param string $sentences Sentences which should be updated.
* @since 1.0.5
*/
private function modify_speed( $sentences ) {
$new_sentences = [];
$new_sentence_id = 0;
$speed = $this->amazon_polly_get_speed();
if ( 100 !== $speed ) {
foreach ( $sentences as $sentence ) {
$new_sentence = '<prosody rate="' . $speed . '%">' . $sentence . '</prosody>';
$new_sentences[ $new_sentence_id ] = $new_sentence;
$new_sentence_id++;
}
}
return $new_sentences;
}
/**
* Method execute Amazon Polly API and convert content which was provided to audio file.
*
* @param string $post_id ID of the posts which is being converted.
* @param string $sample_rate Sample rate for speech conversion.
* @param string $voice_id Amazon Polly voice ID.
* @param string $sentences Sentences which should be converted to audio.
* @param string $wp_filesystem Reference to WP File system variable.
* @param string $lang Language
* @since 1.0.0
*/
private function convert_to_audio( $post_id, $sample_rate, $voice_id, $sentences, $wp_filesystem, $lang ) {
foreach ( $this->translate_langs as $lan ) {
if ( $lan == $lang ) {
$voice_id = get_option( 'amazon_polly_trans_langs_' . $lan . '_voice' );
}
}
$sample_rate_values = array( '22050', '16000', '8000' );
if ( ! in_array( $sample_rate, $sample_rate_values, true ) ) {
$sample_rate = '22050';
}
$upload_dir = wp_upload_dir()['basedir'];
$file_prefix = 'amazon_polly_';
$file_name = $file_prefix . $post_id . $lang . '.mp3';
$file_temp_full_name = trailingslashit($upload_dir) . 'temp_' . $file_name;
$dir_final_full_name = trailingslashit($upload_dir);
if ( get_option('uploads_use_yearmonth_folders') ) {
$dir_final_full_name .= get_the_date( 'Y', $post_id ) . '/' . get_the_date( 'm', $post_id ) . "/";
}
$file_final_full_name = $dir_final_full_name . $file_name;
// Delete temporary file if already exists.
if ( $wp_filesystem->exists( $file_temp_full_name ) ) {
$wp_filesystem->delete( $file_temp_full_name );
}
// Delete final file if already exists.
if ( $wp_filesystem->exists( $file_final_full_name ) ) {
$wp_filesystem->delete( $file_final_full_name );
}
$first_part = true;
foreach ( $sentences as $key => $text_content ) {
// Depending on the plugin configuration SSML tags for automated breaths sound will be added.
$is_breaths_enabled = $this->amazon_polly_is_auto_breaths_enabled();
if ( $is_breaths_enabled ) {
$text_content = '<amazon:auto-breaths>' . $text_content . '</amazon:auto-breaths>';
}
// If plugin SSML support option is enabled, plugin will try to decode all SSML tags.
$is_ssml_enabled = $this->amazon_polly_is_ssml_enabled();
if ( $is_ssml_enabled ) {
$text_content = $this->amazon_polly_decode_ssml_tags( $text_content );
}
$text_content = str_replace( '**AMAZONPOLLY*SSML*BREAK*time=***500ms***SSML**', '<break time="500ms"/>', $text_content );
$text_content = str_replace( '**AMAZONPOLLY*SSML*BREAK*time=***1s***SSML**', '<break time="500ms"/>', $text_content );
$amazon_polly_mark_value = 'wp-plugin-awslabs';
$amazon_polly_mark_value = apply_filters( 'amazon_polly_mark_value', $amazon_polly_mark_value );
$ssml_text_content = '<speak><mark name="' . esc_attr( $amazon_polly_mark_value ) . '"/>' . $text_content . '</speak>';
$lexicons = $this->get_lexicons();
$lexicons_array = explode( ' ', $lexicons );
if ( ! empty( $lexicons ) and ( count( $lexicons_array ) > 0 ) ) {
$result = $this->polly_client->synthesizeSpeech(
array(
'OutputFormat' => 'mp3',
'SampleRate' => $sample_rate,
'Text' => $ssml_text_content,
'TextType' => 'ssml',
'VoiceId' => $voice_id,
'LexiconNames' => $lexicons_array,
)
);
} else {
$result = $this->polly_client->synthesizeSpeech(
array(
'OutputFormat' => 'mp3',
'SampleRate' => $sample_rate,
'Text' => $ssml_text_content,
'TextType' => 'ssml',
'VoiceId' => $voice_id,
)
);
}//end if
// Grab the stream and output to a file.
$contents = $result['AudioStream']->getContents();
// Save first part of the audio stream in the parial temporary file.
$wp_filesystem->put_contents( $file_temp_full_name . '_part_' . $key, $contents );
// Merge new temporary file with previous ones.
if ( $first_part ) {
$wp_filesystem->put_contents( $file_temp_full_name, $contents );
$first_part = false;
} else {
$this->remove_id3( $file_temp_full_name . '_part_' . $key );
$merged_file = $wp_filesystem->get_contents( $file_temp_full_name ) . $wp_filesystem->get_contents( $file_temp_full_name . '_part_' . $key );
$wp_filesystem->put_contents( $file_temp_full_name, $merged_file );
}
// Deleting partial audio file.
$wp_filesystem->delete( $file_temp_full_name . '_part_' . $key );
}//end foreach
// Saving audio file in final destination.
$fileHandler = $this->getFileHandler();
$audio_location_link = $fileHandler->save($wp_filesystem, $file_temp_full_name, $dir_final_full_name, $file_final_full_name, $post_id, $file_name);
// This will bust the browser cache when a content revision is made.
$audio_location_link = add_query_arg( 'version', time(), $audio_location_link );
// We are using a hash of these values to improve the speed of queries.
$amazon_polly_settings_hash = md5( $voice_id . $sample_rate . $fileHandler->get_type() );
if ( $lang == '' ) {
update_post_meta( $post_id, 'amazon_polly_audio_link_location', $audio_location_link );
update_post_meta( $post_id, 'amazon_polly_audio_location', $fileHandler->get_type() );
} else {
update_post_meta( $post_id, 'amazon_polly_translation_' . $lang, '1' );
}
// Update post meta data.
update_post_meta( $post_id, 'amazon_polly_enable', 1 );
update_post_meta( $post_id, 'amazon_polly_voice_id', get_option( 'amazon_polly_voice_id' ) );
update_post_meta( $post_id, 'amazon_polly_sample_rate', $sample_rate );
update_post_meta( $post_id, 'amazon_polly_settings_hash', $amazon_polly_settings_hash );
}
/**
* Method removes ID3 tag from audio file
*
* @param string $filename File for which tag should be removed.
* @since 1.0.0
*/
public function remove_id3( $filename ) {
// Temporary file - without IDv3 tag.
$temp_filename = $filename . 'temp';
// Original file with IDv3 tag.
$source_file = fopen( $filename, 'r+b' );
// IDv3 header has got 10 bytes.
$id3_header = fread( $source_file, 10 );
// Calculating the total size of IDv3 tag.
$int_value = 0;
$byte_word = substr( $id3_header, 6, 4 );
$byte_word_length = strlen( $byte_word );
for ( $i = 0; $i < $byte_word_length; $i++ ) {
$int_value += ( ord( $byte_word{$i} ) & 0x7F ) * pow( 2, ( $byte_word_length - 1 - $i ) * 7 );
}
$offset = ( (int) $int_value ) + 10;
// Recreating file without the IDv3 tag bytes.
rewind( $source_file );
fseek( $source_file, $offset );
$temp_file = fopen( $temp_filename, 'w+b' );
while ( $buffer = fread( $source_file, 32768 ) ) {
fwrite( $temp_file, $buffer, strlen( $buffer ) );
}
// Swapping files.
fclose( $temp_file );
unlink( $filename );
rename( $temp_filename, $filename );
}
/**
* Method prepare WP_Filesystem variable for interacting with local file system.
*
* @since 1.0.0
*/
private function prepare_wp_filesystem() {
$url = wp_nonce_url( admin_url( 'post-new.php' ) );
$creds = request_filesystem_credentials( $url );
if ( ! WP_Filesystem( $creds ) ) {
request_filesystem_credentials( $url );
return true;
}
global $wp_filesystem;
return $wp_filesystem;
}
/**
* Render the text for the general section
*
* @since 1.0.0
*/
public function amazon_polly_general_cb() {
$nonce = wp_create_nonce( 'amazon-polly' );
echo '<input type="hidden" name="amazon-polly-admin" value="' . esc_attr( $nonce ) . '" />';
}
/**
* Render the Access Key input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_access_key_cb() {
$access_key = get_option( 'amazon_polly_access_key' );
echo '<input type="text" class="regular-text" name="amazon_polly_access_key" id="amazon_polly_access_key" value="' . esc_attr( $access_key ) . '" autocomplete="off"> ';
echo '<p class="description" id="amazon_polly_access_key">Required only if you aren\'t using IAM roles</p>';
}
/**
* Render the Secret Key input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_secret_key_cb() {
$secret_key = get_option( 'amazon_polly_secret_key' );
echo '<input type="password" class="regular-text" name="amazon_polly_secret_key" id="amazon_polly_secret_key" value="' . esc_attr( $secret_key ) . '" autocomplete="off"> ';
echo '<p class="description" id="amazon_polly_access_key">Required only if you aren\'t using IAM roles</p>';
}
/**
* Render the Automated Breath input.
*
* @since 1.0.7
*/
public function amazon_polly_auto_breaths_cb() {
if ( $this->amazon_polly_is_ok() ) {
echo '<input type="checkbox" name="amazon_polly_auto_breaths" id="amazon_polly_auto_breaths" ' . $this->amazon_polly_checked_validator( 'amazon_polly_auto_breaths' ) . '> ';
echo '<p class="description" for="amazon_polly_auto_breaths">If enabled, Amazon Polly automatically creates breathing noises at appropriate intervals</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the enable Source language label input.
*
* @since 2.0.0
*/
public function amazon_polly_trans_langs_src_label_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_translation_enabled() ) {
$value = $this->replace_if_empty( get_option( 'amazon_polly_trans_langs_src_label' ), 'English' );
echo '<input type="text" class="regular-text" name="amazon_polly_trans_langs_src_label" id="amazon_polly_trans_langs_src_label" value="' . esc_attr( $value ) . '"> ';
} else {
echo '<p class="description">Amazon Translate needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the enable Translation input.
*
* @since 2.0.0
*/
public function amazon_polly_trans_langs_label_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_translation_enabled() ) {
$trans_label = $this->replace_if_empty( get_option( 'amazon_polly_trans_langs_label' ), 'Listen in other languages: ' );
echo '<input type="text" class="regular-text" name="amazon_polly_trans_langs_label" id="amazon_polly_trans_langs_label" value="' . esc_attr( $trans_label ) . '"> ';
} else {
echo '<p class="description">Amazon Translate needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the input which will be responsible for providing information if
* transcript of the content in other languages should be visible.
*
* @since 2.0.0
*/
public function amazon_polly_transcript_enabled_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_translation_enabled() ) {
echo '<input type="checkbox" name="amazon_polly_transcript_enabled" id="amazon_polly_transcript_enabled" ' . $this->amazon_polly_checked_validator( 'amazon_polly_transcript_enabled' ) . ' > ';
} else {
echo '<p class="description">Amazon Translate needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Utility function which checks if checkbox for option input should be checked.
*
* @param string $option Name of the option which should be checked.
* @since 2.0.0
*/
private function amazon_polly_checked_validator( $option ) {
$option_value = get_option( $option, 'on' );
if ( empty( $option_value ) ) {
return '';
} else {
return ' checked ';
}
}
/**
* Render the enable Translation input.
*
* @since 2.0.0
*/
public function amazon_polly_trans_enabled_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_s3_enabled() ) {
$start_value = $this->amazon_polly_checked_validator( 'amazon_polly_trans_enabled' );
$translate_accessible = $this->translator->is_translate_accessible($this->translate_client);
$supported_regions = array( 'us-east-1', 'us-east-2', 'us-west-2', 'eu-west-1' );
$selected_region = get_option( 'amazon_polly_region', '' );
if ( in_array( $selected_region, $supported_regions ) ) {
echo '<input type="checkbox" name="amazon_polly_trans_enabled" id="amazon_polly_trans_enabled" ' . $this->amazon_polly_checked_validator( 'amazon_polly_trans_enabled' ) . '> ';
if ( 'checked' == trim($start_value)) {
if ( !$translate_accessible ) {
echo '<p class="description"><b>Amazon Translate not accessible. You need to update your IAM policy.</b></p>';
}
}
} else {
echo '<p class="description">You need to use one of following regions: N.Virginia, Ohio, Oregon, Ireland</p>';
update_option( 'amazon_polly_trans_enabled', '' );
}
} else {
echo '<p class="description">Amazon S3 Storage needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Podcast enabled input.
*
* @since 1.0.7
*/
public function amazon_polly_podcast_enabled_cb() {
if ( $this->amazon_polly_is_ok() ) {
echo '<input type="checkbox" name="amazon_polly_podcast_enabled" id="amazon_polly_podcast_enabled" ' . $this->amazon_polly_checked_validator( 'amazon_polly_podcast_enabled' ) . '> ';
echo '<p class="description" for="amazon_polly_podcast_enabled">If enabled, Amazon Pollycast will be generated</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the HTTPS podcast input.
*
* @since 4.0.5
*/
public function amazon_polly_podcast_https_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
echo '<input type="checkbox" name="amazon_polly_podcast_https" id="amazon_polly_podcast_https" ' . $this->amazon_polly_checked_validator( 'amazon_polly_podcast_https' ) . '> ';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Add post title to audio input.
*
* @since 1.0.7
*/
public function amazon_polly_add_post_title_cb() {
if ( $this->amazon_polly_is_ok() ) {
echo '<input type="checkbox" name="amazon_polly_add_post_title" id="amazon_polly_add_post_title" ' . $this->amazon_polly_checked_validator( 'amazon_polly_add_post_title' ) . '> ';
echo '<p class="description" for="amazon_polly_add_post_title">If enabled, each audio file will start from post title.</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Add post excerpt to audio input.
*
* @since 2.0.0
*/
public function amazon_polly_add_post_excerpt_cb() {
if ( $this->amazon_polly_is_ok() ) {
echo '<input type="checkbox" name="amazon_polly_add_post_excerpt" id="amazon_polly_add_post_excerpt" ' . $this->amazon_polly_checked_validator( 'amazon_polly_add_post_excerpt' ) . '> ';
echo '<p class="description" for="amazon_polly_add_post_excerpt">If enabled, each audio file will have post excerpt at the beginning.</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Default Configuration input.
*
* @since 1.0.0
*/
public function amazon_polly_defconf_cb() {
if ( $this->amazon_polly_is_ok() ) {
$selected_defconf = get_option( 'amazon_polly_defconf' );
$defconf_values = [ 'Amazon Polly enabled', 'Amazon Polly disabled' ];
echo '<select name="amazon_polly_defconf" id="amazon_polly_defconf" >';
foreach ( $defconf_values as $defconf ) {
echo '<option value="' . esc_attr( $defconf ) . '" ';
if ( strcmp( $selected_defconf, $defconf ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $defconf ) . '</option>';
}
echo '</select>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Position input.
*
* @since 1.0.0
*/
public function amazon_polly_position_cb() {
if ( $this->amazon_polly_is_ok() ) {
$selected_position = get_option( 'amazon_polly_position' );
$positions_values = array( 'Before post', 'After post', 'Do not show' );
echo '<select name="amazon_polly_position" id="amazon_polly_position" >';
foreach ( $positions_values as $position ) {
echo '<option value="' . esc_attr( $position ) . '" ';
if ( strcmp( $selected_position, $position ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $position ) . '</option>';
}
echo '</select>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Player Label input.
*
* @since 1.0.12
*/
public function amazon_polly_lexicons_cb() {
if ( $this->validate_credentials() ) {
$lexicons = $this->get_lexicons();
echo '<input type="text" class="regular-text" name="amazon_polly_lexicons" id="amazon_polly_lexicons" value="' . esc_attr( $lexicons ) . '"> ';
echo '<p class="description" for="amazon_polly_lexicons">Specify lexicons names (seperated by space), which you have uploaded to your AWS account</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Player Label input.
*
* @since 1.0.3
*/
public function amazon_polly_player_label_cb() {
if ( $this->amazon_polly_is_ok() ) {
$player_label = get_option( 'amazon_polly_player_label' );
echo '<input type="text" class="regular-text" name="amazon_polly_player_label" id="amazon_polly_player_label" value="' . esc_attr( $player_label ) . '"> ';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Post Type input box.
*
* @since 1.0.7
*/
public function amazon_polly_posttypes_cb() {
if ( $this->amazon_polly_is_ok() ) {
$posttypes = $this->amazon_polly_get_posttypes();
echo '<input type="text" class="regular-text" name="amazon_polly_posttypes" id="amazon_polly_posttypes" value="' . esc_attr( $posttypes ) . '"> ';
echo '<p class="description" for="amazon_polly_posttypes">Post types in your WordPress environment</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the text for the Amazon Polly settings section
*
* @since 1.0.7
*/
public function amazon_polly_pollysettings_cb() {
}
/**
* Render the text for Player settings section
*
* @since 1.0.7
*/
public function amazon_polly_playersettings_cb() {
}
/**
* Render the text for the storage section
*
* @since 1.0.0
*/
public function amazon_polly_storage_cb() {
}
/**
* Render the text for the translation section
*
* @since 2.0.0
*/
public function amazon_polly_trans_cb() {
}
/**
* Render the text for the additional section
*
* @since 1.0.0
*/
public function amazon_polly_additional_cb() {
}
/**
* Render the 'store in S3' input.
*
* @since 1.0.0
*/
public function amazon_polly_s3_cb() {
if ( $this->amazon_polly_is_ok() ) {
$selected_s3 = get_option( 'amazon_polly_s3' );
$s3_bucket_name = $this->get_bucket_name();
$message = '';
if ( empty( $s3_bucket_name ) ) {
$checkbox_disabled = '';
} else {
$checkbox_disabled = '';
}
if ( empty( $selected_s3 ) ) {
$checked = ' ';
$bucket_name_visibility = 'display:none';
} else {
$checked = ' checked ';
$bucket_name_visibility = ' ';
}
echo '<input type="checkbox" name="amazon_polly_s3" id="amazon_polly_s3" ' . esc_attr( $checked ) . ' ' . esc_attr( $checkbox_disabled ) . '> <p class="description">' . esc_attr( $message ) . '</p>';
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $is_s3_enabled ) {
echo '<label for="amazon_polly_s3" id="amazon_polly_s3_bucket_name_box" style="' . esc_attr( $bucket_name_visibility ) . '"> Your S3 Bucket name is <b>' . esc_attr( $s3_bucket_name ) . '</b></label>';
}
echo '<p class="description">Audio files are saved on and streamed from Amazon S3. Learn more <a target="_blank" href="https://aws.amazon.com/s3">https://aws.amazon.com/s3</a></p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the 'use CloudFront' input.
*
* @since 1.0.0
*/
public function amazon_polly_cloudfront_cb() {
if ( $this->amazon_polly_is_ok() ) {
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $is_s3_enabled ) {
$cloudfront_domain_name = get_option( 'amazon_polly_cloudfront' );
$s3_enabled = get_option( 'amazon_polly_s3' );
if ( empty( $s3_enabled ) ) {
$disabled = ' disabled="disabled" ';
} else {
$disabled = ' ';
}
echo '<input type="text" name="amazon_polly_cloudfront" class="regular-text" "id="amazon_polly_cloudfront" value="' . esc_attr( $cloudfront_domain_name ) . '" ' . esc_attr( $disabled ) . '> ';
echo '<p class="description">If you have set up CloudFront distribution for your S3 bucket, the name of the domain. For additional information and pricing, see: <a target="_blank" href="https://aws.amazon.com/cloudfront">https://aws.amazon.com/cloudfront</a> </p>';
} else {
echo '<p class="description">Amazon S3 Storage needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the enable SSML input.
*
* @since 1.0.7
*/
public function amazon_polly_ssml_cb() {
if ( $this->amazon_polly_is_ok() ) {
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $is_s3_enabled ) {
$is_ssml_enabled = $this->amazon_polly_is_ssml_enabled();
if ( $is_ssml_enabled ) {
$checked = ' checked ';
} else {
$checked = ' ';
}
echo '<input type="checkbox" name="amazon_polly_ssml" id="amazon_polly_ssml" ' . esc_attr( $checked ) . '> ';
} else {
echo '<p class="description">Amazon S3 Storage needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the autoplay input.
*
* @since 1.0.0
*/
public function amazon_polly_autoplay_cb() {
if ( $this->amazon_polly_is_ok() ) {
$selected_autoplay = get_option( 'amazon_polly_autoplay' );
if ( empty( $selected_autoplay ) ) {
$checked = ' ';
} else {
$checked = ' checked ';
}
echo '<input type="checkbox" name="amazon_polly_autoplay" id="amazon_polly_autoplay" ' . esc_attr( $checked ) . '> ';
echo '<p class="description" for="amazon_polly_autoplay">Automatically play audio content when page loads</p>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the autoplay input.
*
* @since 1.0.5
*/
public function amazon_polly_speed_cb() {
if ( $this->amazon_polly_is_ok() ) {
$speed = $this->amazon_polly_get_speed();
echo '<input type="number" name="amazon_polly_speed" id="amazon_polly_speed" value="' . esc_attr( $speed ) . '">';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Return post type value.
*
* @since 1.0.7
*/
public function amazon_polly_get_posttypes() {
$posttypes = get_option( 'amazon_polly_posttypes', 'post' );
return $posttypes;
}
/**
* Return post type value array.
*
* @since 1.0.7
*/
public function amazon_polly_get_posttypes_array() {
$posttypes_array = get_option( 'amazon_polly_posttypes', 'post' );
$posttypes_array = explode( ' ', $posttypes_array );
$posttypes_array = apply_filters( 'amazon_polly_post_types', $posttypes_array );
return $posttypes_array;
}
/**
* Check if AWS credentials are correct
*
* @since 1.0.7
*/
private function amazon_polly_is_ok() {
$this->amazon_polly_validate_credentials();
$is_key_valid = ( get_option( 'amazon_polly_valid_keys' ) === '1' );
if ( $is_key_valid ) {
return true;
} else {
update_option( 'amazon_polly_trans_validated', '' );
return false;
}
}
/**
* Check if Translation is enabled.
*
* @since 2.0.0
*/
public function amazon_polly_is_translation_enabled() {
$translation_enabled = get_option( 'amazon_polly_trans_enabled', '' );
if ( empty( $translation_enabled ) ) {
$result = false;
} else {
$result = true;
}
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $is_s3_enabled ) {
return $result;
}
return false;
}
/**
* Check if SSML is enabled.
*
* @since 1.0.7
*/
public function amazon_polly_is_ssml_enabled() {
$ssml_enabled = get_option( 'amazon_polly_ssml', 'on' );
if ( empty( $ssml_enabled ) ) {
$result = false;
} else {
$result = true;
}
$is_s3_enabled = $this->amazon_polly_is_s3_enabled();
if ( $is_s3_enabled ) {
return $result;
}
return false;
}
/**
* Return speed for audio files.
*
* @since 1.0.5
*/
public function amazon_polly_get_speed() {
$speed = get_option( 'amazon_polly_speed' );
if ( empty( $speed ) ) {
$speed = '100';
}
if ( intval( $speed ) < 20 ) {
$speed = '20';
}
if ( intval( $speed ) > 200 ) {
$speed = '200';
}
update_option( 'amazon_polly_speed', $speed );
return $speed;
}
/**
* Checks if pollycast is enabled.
*
* @since 1.0.7
*/
public function amazon_polly_is_podcast_enabled() {
$value = get_option( 'amazon_polly_podcast_enabled', 'on' );
if ( empty( $value ) ) {
$result = false;
} else {
$result = true;
}
return $result;
}
/**
* Checks if auto breaths are enabled.
*
* @since 1.0.7
*/
public function amazon_polly_is_auto_breaths_enabled() {
$value = get_option( 'amazon_polly_auto_breaths', 'on' );
if ( empty( $value ) ) {
$result = false;
} else {
$result = true;
}
return $result;
}
/**
* Checks if post title should be added.
*
* @since 1.0.7
*/
public function amazon_polly_is_title_adder_enabled() {
$value = get_option( 'amazon_polly_add_post_title', 'on' );
if ( empty( $value ) ) {
$result = false;
} else {
$result = true;
}
return $result;
}
/**
* Checks if post title should be added.
*
* @since 1.0.7
*/
public function amazon_polly_is_excerpt_adder_enabled() {
$value = get_option( 'amazon_polly_add_post_excerpt', 'on' );
if ( empty( $value ) ) {
$result = false;
} else {
$result = true;
}
return $result;
}
/**
* Render the region input.
*
* @since 1.0.3
*/
public function amazon_polly_region_cb() {
if ( $this->amazon_polly_is_ok() ) {
$selected_region = get_option( 'amazon_polly_region' );
$regions = array(
'us-east-1' => 'US East (N. Virginia)',
'us-east-2' => 'US East (Ohio)',
'us-west-1' => 'US West (N. California)',
'us-west-2' => 'US West (Oregon)',
'eu-west-1' => 'EU (Ireland)',
'eu-west-2' => 'EU (London)',
'eu-west-3' => 'EU (Paris)',
'eu-central-1' => 'EU (Frankfurt)',
'ca-central-1' => 'Canada (Central)',
'sa-east-1' => 'South America (Sao Paulo)',
'ap-southeast-1' => 'Asia Pacific (Singapore)',
'ap-northeast-1' => 'Asia Pacific (Tokyo)',
'ap-southeast-2' => 'Asia Pacific (Sidney)',
'ap-northeast-2' => 'Asia Pacific (Seoul)',
'ap-south-1' => 'Asia Pacific (Mumbai)',
);
echo '<select name="amazon_polly_region" id="amazon_polly_region" >';
foreach ( $regions as $region_name => $region_label ) {
echo '<option label="' . esc_attr( $region_label ) . '" value="' . esc_attr( $region_name ) . '" ';
if ( strcmp( $selected_region, $region_name ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr__($region_label, $this->plugin_name) . '</option>';
}
echo '</select>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the translation target languages input.
*
* @since 2.0.0
*/
public function amazon_polly_trans_langs_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_translation_enabled() ) {
$src_lang = $this->get_src_lang();
$voice_list = $this->polly_client->describeVoices();
usort( $voice_list['Voices'], 'sort_voices' );
echo '<table>';
$this->show_translate_option( $src_lang, $voice_list, 'en', 'English', 'English' );
$this->show_translate_option( $src_lang, $voice_list, 'es', 'Spanish', 'Español' );
$this->show_translate_option( $src_lang, $voice_list, 'de', 'German', 'Deutsch' );
$this->show_translate_option( $src_lang, $voice_list, 'fr', 'French', 'Français' );
$this->show_translate_option( $src_lang, $voice_list, 'pt', 'Portuguese', 'Português' );
echo '</table>';
} else {
echo '<p class="description">Amazon Translate needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the translation target languages input.
*
* @param string $language_label Label which should be used for this language.
* @param string $language_name Name (in english) of this language.
* @param string $lanuage Language code.
* @param string $voice_list List of available voices.
* @param string $src_lang Source Language (code).
* @since 2.0.0
*/
private function show_translate_option( $src_lang, $voice_list, $lanuage, $language_name, $language_label ) {
if ( empty( $src_lang ) ) {
$src_lang = 'en';
}
if ( $src_lang == $lanuage ) {
return;
}
$lan_option = 'amazon_polly_trans_langs_' . $lanuage;
$lan_voice_option = 'amazon_polly_trans_langs_' . $lanuage . '_voice';
$lan_label_option = 'amazon_polly_trans_langs_' . $lanuage . '_label';
$disabled = '';
if ( ( $src_lang == $lanuage ) or ( 'en' == $lanuage ) ) {
$disabled = 'disabled';
}
echo '<tr>';
echo '<td><input type="checkbox" name="' . $lan_option . '" id="' . $lan_option . '" ' . $this->check_if_lang_checked( $lan_option, $src_lang ) . ' ' . $disabled . '>' . $language_name . ' </td><td>';
$voice_id = get_option( $lan_voice_option );
echo '  Voice: <select name="' . $lan_voice_option . '" id="' . $lan_voice_option . '">';
foreach ( $voice_list['Voices'] as $voice ) {
if ( strpos( $voice['LanguageName'], $language_name ) !== false ) {
echo '<option value="' . esc_attr( $voice['Id'] ) . '" ';
if ( strcmp( $voice_id, $voice['Id'] ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $voice['LanguageName'] ) . ' - ' . esc_attr( $voice['Id'] ) . '</option>';
}
}
echo '</select>';
$lan_label = $this->replace_if_empty( get_option( $lan_label_option, $language_label ), $language_label );
echo '</td><td>Label: <input type="text" class="regular-text" name="' . $lan_label_option . '" id="' . $lan_label_option . '" value="' . esc_attr( $lan_label ) . '" ></td> ';
echo '</tr>';
}
private function replace_if_empty( $value, $new_value ) {
if ( ! empty( $value ) ) {
return $value;
} else {
return $new_value;
}
}
/**
* Checks if checkbox should be checked for specific language.
*
* @since 2.0.0
*/
private function check_if_lang_checked( $lang_code ) {
$value = get_option( $lang_code, '' );
if ( 'amazon_polly_trans_langs_en' == $lang_code ) {
return ' checked ';
}
if ( empty( $value ) ) {
return '';
} else {
return ' checked ';
}
}
/**
* Checks if checkbox should be checked for specific language.
*
* @since 2.0.0
*/
private function check_if_translate( $lang_code ) {
foreach ( $this->translate_langs as $supported_lan ) {
if ( $supported_lan == $lang_code ) {
$value = get_option( 'amazon_polly_trans_langs_' . $supported_lan, '' );
if ( 'en' == $lang_code ) {
$value = 'on';
}
}
}
if ( empty( $value ) ) {
return false;
} else {
return true;
}
}
/**
* Render the translation source language input.
*
* @since 2.0.0
*/
public function amazon_polly_trans_src_lang_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_translation_enabled() ) {
$selected_src_lang = $this->get_src_lang();
$langs = array(
'en' => 'English',
'de' => 'German',
'es' => 'Spanish',
'fr' => 'French',
'pt' => 'Portuguese',
);
echo '<select name="amazon_polly_trans_src_lang" id="amazon_polly_trans_src_lang" >';
foreach ( $langs as $lang_name => $lang_label ) {
echo '<option label="' . esc_attr( $lang_label ) . '" value="' . esc_attr( $lang_name ) . '" ';
if ( strcmp( $selected_src_lang, $lang_name ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr__($lang_label, $this->plugin_name) . '</option>';
}
echo '</select>';
} else {
echo '<p class="description">Amazon Translate needs to be enabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Sample Rate input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_sample_rate_cb() {
if ( $this->amazon_polly_is_ok() ) {
$sample_rate = get_option( 'amazon_polly_sample_rate' );
$sample_array = array( '22050', '16000', '8000' );
echo '<select name="amazon_polly_sample_rate" id="amazon_polly_sample_rate" >';
foreach ( $sample_array as $rate ) {
echo '<option value="' . esc_attr( $rate ) . '" ';
if ( strcmp( $sample_rate, $rate ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $rate ) . '</option>';
}
echo '</select>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Validate if AWS credentials are proper.
*
* @since 1.0.0
*/
private function amazon_polly_validate_credentials() {
try {
$voice_list = $this->polly_client->describeVoices();
update_option( 'amazon_polly_valid_keys', '1' );
} catch ( Exception $e ) {
update_option( 'amazon_polly_valid_keys', '0' );
}
}
/**
* Validate if AWS credentials are proper.
*
* @since 1.0.0
*/
private function validate_credentials() {
try {
$voice_list = $this->polly_client->describeVoices();
return true;
} catch ( Exception $e ) {
return false;
}
}
/**
* Render the Polly Voice input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_voice_id_cb() {
/**
* Compare two voices for ordering purpose.
*
* @param string $voice1 First voice.
* @param string $voice2 Second voice.
* @since 1.0.0
*/
function sort_voices( $voice1, $voice2 ) {
return strcmp( $voice1['LanguageName'], $voice2['LanguageName'] );
}
if ( $this->amazon_polly_is_ok() ) {
$voice_id = get_option( 'amazon_polly_voice_id' );
$voice_list = $this->polly_client->describeVoices();
echo '<select name="amazon_polly_voice_id" id="amazon_polly_voice_id">';
usort( $voice_list['Voices'], 'sort_voices' );
foreach ( $voice_list['Voices'] as $voice ) {
echo '<option value="' . esc_attr( $voice['Id'] ) . '" ';
if ( strcmp( $voice_id, $voice['Id'] ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $voice['LanguageName'] ) . ' - ' . esc_attr( $voice['Id'] ) . '</option>';
}
echo '</select>';
} else {
$voice_id = get_option( 'amazon_polly_voice_id' );
echo '<input type="hidden" name="amazon_polly_voice_id" id="amazon_polly_voice_id" value="' . esc_attr( $voice_id ) . '">';
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the Update All input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_update_all_cb() {
if ( $this->amazon_polly_is_ok() ) {
$message = $this->get_price_message_for_update_all();
echo '<p>';
echo '<button type="button" class="button" name="amazon_polly_update_all" id="amazon_polly_update_all">Bulk Update</button>';
echo '<label id="label_amazon_polly_update_all" for="amazon_polly_update_all"> Changes must be saved before proceeding with a bulk update.</label>';
echo '</p>';
echo '<div id="amazon_polly_bulk_update_div">';
echo '<p id="amazon_polly_update_all_pricing_message" class="description">' . esc_html( $message ) . '</p>';
echo '<p><button type="button" class="button button-primary" id="amazon_polly_batch_transcribe" >Bulk Update</button></p>';
echo '<div id="amazon-polly-progressbar"><div class="amazon-polly-progress-label">Loading...</div></div>';
echo '</div>';
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Podcast section description.
*
* @since 1.0.0
*/
public function amazon_pollycast_cb() {
if ( $this->amazon_polly_is_podcast_enabled() ) {
echo '<p>Amazon Pollycast available at: <a target = "_blank" href="' . esc_attr( get_feed_link( 'amazon-pollycast' ) ) . '">' . esc_html( get_feed_link( 'amazon-pollycast' ) ) . '</a></p>';
echo '<p>Submit your Amazon Pollycast to iTunes iConnect: <a target = "_blank" href="https://podcastsconnect.apple.com/">' . esc_html( 'https://podcastsconnect.apple.com/' ) . '</a></p>';
}
}
/**
* Render UI for setting Amazon Pollycast feedsize
*
* @since 2.0.3
*/
public function amazon_polly_podcast_feedsize_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$value = get_option( 'amazon_polly_podcast_feedsize', 20 );
echo '<input type="number" name="amazon_polly_podcast_feedsize" id="amazon_polly_podcast_feedsize" value="' . esc_attr( $value ) . '"/>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the possibility for specify category of posts which will be added in feed.
*
* @since 2.0.4
*/
public function amazon_polly_podcast_post_cat_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$value = get_option( 'amazon_polly_podcast_post_cat' );
echo '<input class="regular-text" name="amazon_polly_podcast_post_cat" id="amazon_polly_podcast_post_cat" value="' . esc_attr( $value ) . '"/>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Update All input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_podcast_email_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$selected_email = get_option( 'amazon_polly_podcast_email' );
echo '<input class="regular-text" name="amazon_polly_podcast_email" id="amazon_polly_podcast_email" value="' . esc_attr( $selected_email ) . '"/>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Update All input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_podcast_category_cb() {
$default_category = 'News & Politics';
$select_categories = array(
'Arts',
'Business',
'Comedy',
'Education',
'Games & Hobbies',
'Government & Organizations',
'Health',
'Kids',
'Music',
'News & Politics',
'Religion',
'Science & Medicine',
'Society & Culture',
'Sports & Recreation',
'Technology',
'TV & Film',
);
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$selected_category = get_option( 'amazon_polly_podcast_category' );
if ( ! $selected_category ) {
$selected_category = 'News & Politics';
}
echo '<select name="amazon_polly_podcast_category" id="amazon_polly_podcast_category">';
foreach ( $select_categories as $category ) {
echo '<option value="' . esc_attr( $category ) . '" ';
if ( strcmp( $selected_category, $category ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( $category ) . '</option>';
}
echo '</select>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}//end if
}
/**
* Render the Update All input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_podcast_explicit_cb() {
$select_explicits = array(
'yes',
'no',
);
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$selected_explicit = get_option( 'amazon_polly_podcast_explicit' );
echo '<select name="amazon_polly_podcast_explicit" id="amazon_polly_podcast_explicit">';
foreach ( $select_explicits as $explicit ) {
echo '<option value="' . esc_attr( $explicit ) . '" ';
if ( strcmp( $selected_explicit, $explicit ) === 0 ) {
echo 'selected="selected"';
}
echo '>' . esc_attr( ucfirst( $explicit ) ) . '</option>';
}
echo '</select>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Render the Update All input for this plugin
*
* @since 1.0.0
*/
public function amazon_polly_podcast_icon_cb() {
if ( $this->amazon_polly_is_ok() ) {
if ( $this->amazon_polly_is_podcast_enabled() ) {
$query['autofocus[section]'] = 'amazonpolly';
$section_link = add_query_arg( $query, admin_url( 'customize.php' ) );
echo '<p>Upload a podcast icon using the <a target="_blank" href="' . esc_url( $section_link ) . '">Customizer</a>.</p>';
} else {
echo '<p class="description">Amazon Pollycast is disabled</p>';
}
} else {
echo '<p>Please verify your AWS Credentials are accurate</p>';
}
}
/**
* Checks how many posts should be converted.
*
* @since 1.0.0
*/
public function get_num_posts_needing_transcription() {
$post_types_supported = $this->amazon_polly_get_posttypes_array();
$amazon_polly_voice_id = get_option( 'amazon_polly_voice_id' );
$amazon_polly_sample_rate = get_option( 'amazon_polly_sample_rate' );
$amazon_polly_audio_location = ( 'on' === get_option( 'amazon_polly_s3' ) ) ? 's3' : 'local';
$args = array(
'posts_per_page' => '-1',
'post_type' => $post_types_supported,
'meta_query' => array(
'relation' => 'AND',
array(
'key' => 'amazon_polly_audio_link_location',
'compare' => 'EXISTS',
),
array(
'key' => 'amazon_polly_voice_id',
'value' => $amazon_polly_voice_id,
'compare' => '=',
),
array(
'key' => 'amazon_polly_sample_rate',
'value' => $amazon_polly_sample_rate,
'compare' => '=',
),
array(
'key' => 'amazon_polly_audio_location',
'value' => $amazon_polly_audio_location,
'compare' => '=',
),
),
);
$query = new WP_Query( $args );
return count( $query->posts );
}
/**
* Method returns lexicons specified in plugin configuration.
*
* @since 1.0.12
*/
private function get_lexicons() {
$lexicons = get_option( 'amazon_polly_lexicons', '' );
$lexicons = trim( $lexicons );
return $lexicons;
}
/**
* Calculate the total price of converting all posts into audio.
*
* @since 1.0.0
*/
private function get_price_message_for_update_all() {
$post_types_supported = $this->amazon_polly_get_posttypes_array();
$number_of_characters = 0;
$posts_per_page = apply_filters( 'amazon_polly_posts_per_page', 5 );
$count_posts = wp_count_posts()->publish;
$max_count_posts = 100;
// Retrieving the number of characters in all posts.
$paged = 0;
$post_count = 0;
do {
$paged++;
$wp_query = new WP_Query(
array(
'posts_per_page' => $posts_per_page,
'post_type' => $post_types_supported,
'fields' => 'ids',
'paged' => $paged,
)
);
$number_of_posts = $wp_query->max_num_pages;
while ( $wp_query->have_posts() ) {
$post_count++;
$wp_query->the_post();
$post_id = get_the_ID();
$clean_text = $this->clean_text( $post_id );
$post_sentences = $this->break_text( $clean_text );
if ( ! empty( $post_sentences ) ) {
foreach ( $post_sentences as $sentence ) {
$sentence = str_replace( '**AMAZONPOLLY*SSML*BREAK*time=***1s***SSML**', '', $sentence );
$sentence = str_replace( '**AMAZONPOLLY*SSML*BREAK*time=***500ms***SSML**', '', $sentence );
$number_of_characters += strlen( $sentence );
}
}
}
// If we reached the number of posts which we wanted to read, we stop
// reading next posts.
if ( $post_count >= $max_count_posts ) {
break;
}
} while ( $paged < $number_of_posts );
// Price for converting single character according to Amazon Polly pricing.
$amazon_polly_price = 0.000004;
// Estimating average number of characters per post.
if ( 0 !== $post_count ) {
$post_chars_count_avg = $number_of_characters / $post_count;
} else {
$post_chars_count_avg = 0;
}
// Estimating the total price of convertion of all posts.
$total_price = $amazon_polly_price * $count_posts * $post_chars_count_avg;
$message = 'You are about to convert ' . number_format( $count_posts, 0, '.', ',' ) . ' pieces of text-based content, which totals approximately ' . number_format( $number_of_characters, 0, '.', ',' ) . ' characters. Based on the Amazon Polly pricing ($4 dollars per 1 million characters) it will cost you about $' . $total_price . ' to convert all of your content into to speech-based audio. Some or all of your costs might be covered by the Free Tier (conversion of 5 million characters per month for free, for the first 12 months, starting from the first request for speech). Learn more https://aws.amazon.com/polly/';
return $message;
}
public function amazon_polly_ajax_translate() {
check_ajax_referer( 'pollyajaxnonce', 'nonce' );
$post_id = $_POST['post_id'];
$phase = $_POST['phase'];
$langs = $_POST['langs'];
$step = '';
$percentage = 0;
$message = '';
$all_langs = [];
$index = 0;
$src_lang = get_post_meta( $post_id, 'amazon_polly_transcript_source_lan', true );
if ( empty( $src_lang ) ) {
$message = 'Amazon Translate functionality needs to be enabled before publishing the post';
$step = 'done';
$percentage = 100;
} else {
foreach ( $this->translate_langs as $supported_lan ) {
if ( $this->check_if_translate( $supported_lan ) and ( $supported_lan != $src_lang ) ) {
$all_langs[ $index ] = $supported_lan;
$index++;
}
}
if ( 'start' == $phase ) {
$langs = $all_langs;
} else {
if ( ( $key = array_search( 'en', $langs ) ) !== false ) {
$language_code = 'en';
unset( $langs[ $key ] );
} else {
$language_code = array_shift( $langs );
}
if ( 'en' == $language_code ) {
$clean_text = $this->clean_text( $post_id );
} else {
$clean_text = get_post_meta( $post_id, 'amazon_polly_transcript_en', true );
$src_lang = 'en';
}
$wp_filesystem = $this->prepare_wp_filesystem();
if ( $this->check_if_translate( $language_code ) and ( $language_code != $src_lang ) ) {
$translated_text = $this->translator->translate( $this->translate_client, $clean_text, $src_lang, $language_code);
update_post_meta( $post_id, 'amazon_polly_transcript_' . $language_code, $translated_text );
$sentences = $this->break_text( $translated_text );
$this->convert_to_audio( $post_id, '', '', $sentences, $wp_filesystem, $language_code );
}
$percentage = 100 - ( count( $langs ) / $index ) * 100;
}//end if
if ( empty( $langs ) ) {
$step = 'done';
$message = 'Translation completed!';
}
}//end if
$next_langs = $langs;
if ( ( 'en' != $src_lang ) && ( $key = array_search( 'en', $next_langs ) ) !== false ) {
$next_lang = 'en';
} else {
$next_lang = array_shift( $next_langs );
}
if ( ! empty( $next_lang ) ) {
$message = 'Translating from ' . $this->amazon_polly_map( $src_lang ) . ' to ' . $this->amazon_polly_map( $next_lang );
} else {
$message = 'Translation completed!';
}
if ( empty( $src_lang ) ) {
$message = 'Amazon Translate functionality needs to be enabled before publishing the post';
}
echo wp_json_encode(
array(
'step' => $step,
'langs' => $langs,
'percentage' => $percentage,
'message' => $message,
)
);
wp_die();
}
private function amazon_polly_map( $code ) {
switch ( $code ) {
case 'en':
return 'English';
case 'fr':
return 'French';
case 'de':
return 'German';
case 'pt':
return 'Portuguese';
case 'es':
return 'Spanish';
}
return 'N/A';
}
/**
* Batch process the post transcriptions.
*
* @since 1.0.0
*/
public function amazon_polly_ajax_transcribe() {
check_ajax_referer( 'pollyajaxnonce', 'nonce' );
$batch_size = 1;
$post_types_supported = $this->amazon_polly_get_posttypes_array();
$amazon_polly_voice_id = get_option( 'amazon_polly_voice_id' );
$amazon_polly_sample_rate = get_option( 'amazon_polly_sample_rate' );
$amazon_polly_audio_location = ( 'on' === get_option( 'amazon_polly_s3' ) ) ? 's3' : 'local';
// We are using a hash of these values to improve the speed of queries.
$amazon_polly_settings_hash = md5( $amazon_polly_voice_id . $amazon_polly_sample_rate . $amazon_polly_audio_location );
$args = array(
'posts_per_page' => $batch_size,
'post_type' => $post_types_supported,
'meta_query' => array(
'relation' => 'OR',
array(
'key' => 'amazon_polly_audio_link_location',
'compare' => 'NOT EXISTS',
),
array(
'key' => 'amazon_polly_voice_id',
'value' => $amazon_polly_voice_id,
'compare' => '!=',
),
array(
'key' => 'amazon_polly_sample_rate',
'value' => $amazon_polly_sample_rate,
'compare' => '!=',
),
array(
'key' => 'amazon_polly_audio_location',
'value' => $amazon_polly_audio_location,
'compare' => '!=',
),
),
);
$query = new WP_Query( $args );
$post_ids = wp_list_pluck( $query->posts, 'ID' );
if ( is_array( $post_ids ) && ! empty( $post_ids ) ) {
foreach ( $post_ids as $post_id ) {
$clean_text = $this->clean_text( $post_id );
$sentences = $this->break_text( $clean_text );
$wp_filesystem = $this->prepare_wp_filesystem();
$this->convert_to_audio( $post_id, $amazon_polly_sample_rate, $amazon_polly_voice_id, $sentences, $wp_filesystem, '' );
}
} else {
$step = 'done';
}
$percentage = $this->get_percentage_complete();
echo wp_json_encode(
array(
'step' => $step,
'percentage' => $percentage,
)
);
wp_die();
}
/**
* Calculate the percentage complete.
*
* @since 1.0.0
*/
public function get_percentage_complete() {
$total_posts = 0;
$post_types_supported = $this->amazon_polly_get_posttypes_array();
$posts_needing_translation = $this->get_num_posts_needing_transcription();
foreach ( $post_types_supported as $post_type ) {
$post_type_count = wp_count_posts( $post_type )->publish;
$total_posts += $post_type_count;
}
if ( 0 >= $total_posts || 0 >= $posts_needing_translation ) {
$percentage = 100;
} else {
$percentage = round( $posts_needing_translation / $total_posts * 100, 2 );
}
return $percentage;
}
/**
* Adds a Settings action link to the Plugins page.
*
* @since 1.0.0
* @param string $links A list of plugin action links.
*/
public function plugin_add_settings_link( $links ) {
$settings_link = '<a href="options-general.php?page=amazonpolly">' . __( 'Settings' ) . '</a>';
array_unshift( $links, $settings_link );
return $links;
}
/**
* Get S3 bucket name. The method uses filter 'amazon_polly_s3_bucket_name,
* which allows to use customer S3 bucket name instead of default one.
*
* @since 1.0.6
*/
private function get_bucket_name() {
$s3_bucket_name = get_option( 'amazon_polly_s3_bucket' );
$s3_bucket_name = apply_filters( 'amazon_polly_s3_bucket_name', $s3_bucket_name );
return $s3_bucket_name;
}
/**
* Configure supported HTML tags.
*
* @since 1.0.7
* @param string $tags supported tags.
*/
public function amazon_polly_allowed_tags_kses( $tags ) {
$tags['ssml'] = true;
$tags['speak'] = true;
$tags['break'] = array(
'time' => true,
);
return $tags;
}
/**
* Configure supported HTML tags.
*
* @since 1.0.7
* @param string $tags supported tags.
*/
public function amazon_polly_allowed_tags_tinymce( $tags ) {
$ssml_tags = array(
'ssml',
'speak',
'break[time|whatever]',
'emphasis[level]',
'lang',
'mark',
'paragraph',
'phoneme',
'prosody',
's',
'say-as',
'sub',
'w',
'amazon:breath',
'amazon:auto-breaths',
'amazon:effect[name]',
'amazon:effect[phonation]',
'amazon:effect[vocal-tract-length]',
'amazon:effect[name]',
);
$tags['extended_valid_elements'] = implode( ',', $ssml_tags );
return $tags;
}
/**
* Returns source language.
*
* @since 2.0.0
*/
private function get_src_lang() {
$value = get_option( 'amazon_polly_trans_src_lang', 'en' );
if ( empty($value) ) {
$value = 'en';
}
return $value;
}
/**
* Checks if auto breaths are enabled.
*
* @since 1.0.7
*/
public function amazon_polly_is_s3_enabled() {
$value = get_option( 'amazon_polly_s3', 'on' );
if ( empty( $value ) ) {
$result = false;
} else {
$result = true;
}
return $result;
}
/**
* Encode SSML tags.
*
* @since 1.0.7
* @param string $text text which should be encoded.
*/
private function amazon_polly_encode_ssml_tags( $text ) {
$text = preg_replace( '/<ssml><break ([\S\s]*?)["\'](.*?)["\'](.*?)<\/ssml>/', '**AMAZONPOLLY*SSML*BREAK*$1***$2***SSML**', $text );
return $text;
}
/**
* Encode SSML tags.
*
* @since 1.0.7
* @param string $text text which should be decoded.
*/
private function amazon_polly_decode_ssml_tags( $text ) {
$text = preg_replace( '/(\*\*AMAZONPOLLY\*SSML\*BREAK\*)(.*?)(\*\*\*)(.*?)(\*\*\*SSML\*\*)/', '<break $2"$4"/>', $text );
return $text;
}
}