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Merge pull request #9 from Mtillmann/psc-etc
adds Podlove XML and JSON and mp4chaps and improves testing
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| import { FormatBase } from "./FormatBase.js"; | ||
| import { secondsToTimestamp, timestampToSeconds } from "../util.js"; | ||
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| export class MP4Chaps extends FormatBase { | ||
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| filename = 'mp4chaps.txt'; | ||
| mimeType = 'text/plain'; | ||
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| detect(inputString) { | ||
| return /^\d\d:\d\d:\d\d.\d\d?\d?\s/.test(inputString.trim()); | ||
| } | ||
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| parse(string) { | ||
| if (!this.detect(string)) { | ||
| throw new Error('MP4Chaps *MUST* begin with 00:00:00, received: ' + string.substr(0, 10) + '...'); | ||
| } | ||
| this.chapters = this.stringToLines(string).map(line => { | ||
| line = line.split(' '); | ||
| const startTime = timestampToSeconds(line.shift(line)); | ||
| const [title, href] = line.join(' ').split('<'); | ||
| const chapter = { | ||
| startTime, | ||
| title : title.trim() | ||
| } | ||
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| if(href){ | ||
| chapter.href = href.replace('>', ''); | ||
| } | ||
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| return chapter; | ||
| }); | ||
| } | ||
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| toString(){ | ||
| return this.chapters.map((chapter) => { | ||
| const line = []; | ||
| line.push(secondsToTimestamp(chapter.startTime, {milliseconds: true})); | ||
| line.push(chapter.title); | ||
| if(chapter.href){ | ||
| line.push(`<${chapter.href}>`); | ||
| } | ||
| return line.join(' '); | ||
| }).join("\n"); | ||
| } | ||
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|
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| import { secondsToTimestamp, timestampToSeconds } from '../util.js'; | ||
| import { FormatBase } from './FormatBase.js'; | ||
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| export class PodloveJson extends FormatBase{ | ||
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| filename = 'podlove-chapters.json'; | ||
| mimeType = 'application/json'; | ||
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| detect(inputString) { | ||
| try { | ||
| const data = JSON.parse(inputString); | ||
| const { errors } = this.test(data); | ||
| if (errors.length > 0) { | ||
| throw new Error('data test failed'); | ||
| } | ||
| } catch (e) { | ||
| return false; | ||
| } | ||
| return true; | ||
| } | ||
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| test(data) { | ||
| if (!Array.isArray(data)) { | ||
| return { errors: ['JSON Structure: must be an array'] }; | ||
| } | ||
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| if (data.length === 0) { | ||
| return { errors: ['JSON Structure: must not be empty'] }; | ||
| } | ||
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| if(!data.every(chapter => 'start' in chapter)){ | ||
| return { errors: ['JSON Structure: every chapter must have a start property'] }; | ||
| } | ||
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| return { errors: [] }; | ||
| } | ||
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| parse(string) { | ||
| const data = JSON.parse(string); | ||
| const {errors} = this.test(data); | ||
| if (errors.length > 0) { | ||
| throw new Error(errors.join('')); | ||
| } | ||
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| this.chapters = data.map(raw => { | ||
| const {start, title, image, href} = raw; | ||
| const chapter = { | ||
| startTime: timestampToSeconds(start) | ||
| } | ||
| if(title){ | ||
| chapter.title = title; | ||
| } | ||
| if(image){ | ||
| chapter.img = image; | ||
| } | ||
| if(href){ | ||
| chapter.href = href; | ||
| } | ||
| return chapter; | ||
| }); | ||
| } | ||
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| toString(pretty = false){ | ||
| return JSON.stringify(this.chapters.map(chapter => ({ | ||
| start: secondsToTimestamp(chapter.startTime, {milliseconds: true}), | ||
| title: chapter.title || '', | ||
| image: chapter.img || '', | ||
| href: chapter.href || '' | ||
| })), null, pretty ? 2 : 0); | ||
| } | ||
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| } |
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