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+ speak only selected text(closes #5)
+ add pauses on empty lines(closes #6) ~ better link filtering
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| import {MarkdownView, Notice, parseYaml} from "obsidian"; | ||
| import {LanguageVoiceMap} from "./settings"; | ||
| import TTSPlugin from "./main"; | ||
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| export class TTSService { | ||
| plugin: TTSPlugin; | ||
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| constructor(plugin: TTSPlugin) { | ||
| this.plugin = plugin; | ||
| } | ||
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| stop(): void { | ||
| if(!this.isSpeaking()) return; | ||
| window.speechSynthesis.cancel(); | ||
| } | ||
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| pause(): void { | ||
| if(!this.isSpeaking()) return; | ||
| window.speechSynthesis.pause(); | ||
| } | ||
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| resume(): void { | ||
| if(!this.isSpeaking()) return; | ||
| window.speechSynthesis.resume(); | ||
| } | ||
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| isSpeaking() : boolean { | ||
| return window.speechSynthesis.speaking; | ||
| } | ||
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| isPaused() : boolean { | ||
| return window.speechSynthesis.paused; | ||
| } | ||
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| async sayWithVoice(title: string, text: string, voice: string): Promise<void> { | ||
| let content = text; | ||
| if (!this.plugin.settings.speakSyntax) { | ||
| content = content.replace(/#/g, ""); | ||
| content = content.replace(/-/g, ""); | ||
| content = content.replace(/_/g, ""); | ||
| content = content.replace(/\*/g, ""); | ||
| } | ||
| if (!this.plugin.settings.speakLinks) { | ||
| //regex from https://stackoverflow.com/a/37462442/5589264 | ||
| content = content.replace(/(?:__|[*#])|\[(.*?)]\(.*?\)/gm, '$1'); | ||
| } | ||
| if (!this.plugin.settings.speakCodeblocks) { | ||
| content = content.replace(/```[\s\S]*?```/g, ''); | ||
| } | ||
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| if (this.plugin.settings.speakTitle) { | ||
| content = title + " " + content; | ||
| } | ||
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| //add pauses, taken from https://stackoverflow.com/a/50944593/5589264 | ||
| content = content.replace(/\n/g, " ! "); | ||
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| //only speak link aliases. | ||
| content = content.replace(/\[\[(.*\|)(.*)]]/gm, '$2'); | ||
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| const msg = new SpeechSynthesisUtterance(); | ||
| msg.text = content; | ||
| msg.volume = this.plugin.settings.volume; | ||
| msg.rate = this.plugin.settings.rate; | ||
| msg.pitch = this.plugin.settings.pitch; | ||
| msg.voice = window.speechSynthesis.getVoices().filter(otherVoice => otherVoice.name === voice)[0]; | ||
| window.speechSynthesis.speak(msg); | ||
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| this.plugin.statusbar.setText("TTS: speaking"); | ||
| } | ||
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| getVoice(languageCode: string): string { | ||
| const filtered = this.plugin.settings.languageVoices.filter((lang: LanguageVoiceMap) => lang.language === languageCode); | ||
| if (filtered.length === 0) return null; | ||
| return filtered[0].voice; | ||
| } | ||
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| async say(title: string, text: string, languageCode?: string): Promise<void> { | ||
| let usedVoice = this.plugin.settings.defaultVoice; | ||
| if (languageCode && languageCode.length !== 0) { | ||
| const voice = this.getVoice(languageCode); | ||
| if (voice) { | ||
| usedVoice = voice; | ||
| } else { | ||
| new Notice("TTS: could not find voice for language " + languageCode + ". Using default voice."); | ||
| } | ||
| } | ||
| await this.sayWithVoice(title, text, usedVoice); | ||
| } | ||
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| async play(view: MarkdownView): Promise<void> { | ||
| let content = view.getViewData(); | ||
| let language: string; | ||
|
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| //check if any language is defined in frontmatter | ||
| const frontmatter = content.match(/---[\s\S]*?---/); | ||
| if (frontmatter && frontmatter[0]) { | ||
| const parsedFrontmatter = parseYaml(frontmatter[0].replace(/---/g, '')); | ||
| if (parsedFrontmatter['lang']) { | ||
| language = parsedFrontmatter['lang']; | ||
| } | ||
| } | ||
| if (!this.plugin.settings.speakFrontmatter) | ||
| if (content.startsWith("---")) { | ||
| content = content.replace("---", ""); | ||
| content = content.substring(content.indexOf("---") + 1); | ||
| } | ||
| await this.say(view.getDisplayText(), content, language); | ||
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| } | ||
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| getLanguageFromFrontmatter(view: MarkdownView) : string { | ||
| let language = ""; | ||
| //check if any language is defined in frontmatter | ||
| const frontmatter = view.getViewData().match(/---[\s\S]*?---/); | ||
| if (frontmatter && frontmatter[0]) { | ||
| const parsedFrontmatter = parseYaml(frontmatter[0].replace(/---/g, '')); | ||
| if (parsedFrontmatter['lang']) { | ||
| language = parsedFrontmatter['lang']; | ||
| } | ||
| } | ||
| return language; | ||
| } | ||
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| } |
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