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inject voice element into ssml without voice specified

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This commit is contained in:
Xjph 2021-10-23 12:35:05 -02:30
parent 66eb0e5e95
commit 5e8891c75f
1 changed files with 42 additions and 3 deletions
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45
ObservatoryCore/NativeNotification/NativeVoice.cs
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@ -1,5 +1,6 @@
using Observatory.Framework;
using System.Collections.Generic;
using System.Xml;
using System.Linq;
using System.Threading.Tasks;
using System.Speech.Synthesis;
@ -38,12 +39,14 @@ namespace Observatory.NativeNotification
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
string voice = Properties.Core.Default.VoiceSelected;
var speech = new SpeechSynthesizer()
{
Volume = Properties.Core.Default.VoiceVolume,
Rate = Properties.Core.Default.VoiceRate
};
speech.SelectVoice(Properties.Core.Default.VoiceSelected);
speech.SelectVoice(voice);
while (notificationEvents.Any())
{
@ -51,7 +54,8 @@ namespace Observatory.NativeNotification
if (notification.TitleSsml?.Length > 0)
{
speech.SpeakSsml(notification.TitleSsml);
string ssml = AddVoiceToSsml(notification.TitleSsml, voice);
speech.SpeakSsml(ssml);
}
else
{
@ -60,7 +64,8 @@ namespace Observatory.NativeNotification
if (notification.DetailSsml?.Length > 0)
{
speech.SpeakSsml(notification.DetailSsml);
string ssml = AddVoiceToSsml(notification.DetailSsml, voice);
speech.SpeakSsml(ssml);
}
else
{
@ -70,5 +75,39 @@ namespace Observatory.NativeNotification
}
processing = false;
}
private string AddVoiceToSsml(string ssml, string voiceName)
{
XmlDocument ssmlDoc = new();
ssmlDoc.LoadXml(ssml);
var ssmlNamespace = ssmlDoc.DocumentElement.NamespaceURI;
XmlNamespaceManager ssmlNs = new(ssmlDoc.NameTable);
ssmlNs.AddNamespace("ssml", ssmlNamespace);
//If the SSML already has a voice element leave it alone.
if (ssmlDoc.SelectSingleNode("/ssml:speak/ssml:voice", ssmlNs) == null)
{
//Preserve existing content to place it in new voice element
string speakContent = ssmlDoc.DocumentElement.InnerText;
//Crete new voice element and name attribute objects
var voiceElement = ssmlDoc.CreateElement("voice", ssmlNamespace);
var voiceAttribute = ssmlDoc.CreateAttribute("name");
//Update content of new element
voiceAttribute.Value = voiceName;
voiceElement.Attributes.Append(voiceAttribute);
voiceElement.InnerText = speakContent;
//Clear existing content and insert new element
ssmlDoc.DocumentElement.InnerText = string.Empty;
ssmlDoc.DocumentElement.AppendChild(voiceElement);
ssml = ssmlDoc.OuterXml;
}
return ssml;
}
}
}