mirror of
https://github.com/advplyr/audiobookshelf.git
synced 2025-01-16 19:08:42 +01:00
Merge pull request #720 from jmt-gh/fix_formatting
Fix indents from 4 spaces to 2 in parseOverdriveMediaMarkers.js
This commit is contained in:
advplyr
GitHub
commit
987f188f00
@ -2,147 +2,147 @@ const Logger = require('../../Logger')
|
||||
|
||||
// given a list of audio files, extract all of the Overdrive Media Markers metaTags, and return an array of them as XML
|
||||
function extractOverdriveMediaMarkers(includedAudioFiles) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Extracting overdrive media markers')
|
||||
var markers = includedAudioFiles.map((af) => af.metaTags.tagOverdriveMediaMarker).filter(notUndefined => notUndefined !== undefined).filter(elem => { return elem !== null }) || []
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Extracting overdrive media markers')
|
||||
var markers = includedAudioFiles.map((af) => af.metaTags.tagOverdriveMediaMarker).filter(notUndefined => notUndefined !== undefined).filter(elem => { return elem !== null }) || []
|
||||
|
||||
return markers
|
||||
return markers
|
||||
}
|
||||
|
||||
// given the array of Overdrive Media Markers from generateOverdriveMediaMarkers()
|
||||
// parse and clean them in to something a bit more usable
|
||||
function cleanOverdriveMediaMarkers(overdriveMediaMarkers) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Cleaning up overdrive media markers')
|
||||
/*
|
||||
returns an array of arrays of objects. Each inner array corresponds to an audio track, with it's objects being a chapter:
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Cleaning up overdrive media markers')
|
||||
/*
|
||||
returns an array of arrays of objects. Each inner array corresponds to an audio track, with it's objects being a chapter:
|
||||
[
|
||||
[
|
||||
[
|
||||
{
|
||||
"Name": "Chapter 1",
|
||||
"Time": "0:00.000"
|
||||
},
|
||||
{
|
||||
"Name": "Chapter 2",
|
||||
"Time": "15:51.000"
|
||||
},
|
||||
{ etc }
|
||||
]
|
||||
{
|
||||
"Name": "Chapter 1",
|
||||
"Time": "0:00.000"
|
||||
},
|
||||
{
|
||||
"Name": "Chapter 2",
|
||||
"Time": "15:51.000"
|
||||
},
|
||||
{ etc }
|
||||
]
|
||||
*/
|
||||
]
|
||||
*/
|
||||
|
||||
var parseString = require('xml2js').parseString; // function to convert xml to JSON
|
||||
var parsedOverdriveMediaMarkers = []
|
||||
var parseString = require('xml2js').parseString; // function to convert xml to JSON
|
||||
var parsedOverdriveMediaMarkers = []
|
||||
|
||||
overdriveMediaMarkers.forEach(function (item, index) {
|
||||
var parsed_result
|
||||
parseString(item, function (err, result) {
|
||||
/*
|
||||
result.Markers.Marker is the result of parsing the XML for the MediaMarker tags for the MP3 file (Part##.mp3)
|
||||
it is shaped like this, and needs further cleaning below:
|
||||
[
|
||||
{
|
||||
"Name": [
|
||||
"Chapter 1: "
|
||||
],
|
||||
"Time": [
|
||||
"0:00.000"
|
||||
]
|
||||
},
|
||||
{
|
||||
ANOTHER CHAPTER
|
||||
},
|
||||
]
|
||||
*/
|
||||
overdriveMediaMarkers.forEach(function (item, index) {
|
||||
var parsed_result
|
||||
parseString(item, function (err, result) {
|
||||
/*
|
||||
result.Markers.Marker is the result of parsing the XML for the MediaMarker tags for the MP3 file (Part##.mp3)
|
||||
it is shaped like this, and needs further cleaning below:
|
||||
[
|
||||
{
|
||||
"Name": [
|
||||
"Chapter 1: "
|
||||
],
|
||||
"Time": [
|
||||
"0:00.000"
|
||||
]
|
||||
},
|
||||
{
|
||||
ANOTHER CHAPTER
|
||||
},
|
||||
]
|
||||
*/
|
||||
|
||||
// The values for Name and Time in results.Markers.Marker are returned as Arrays from parseString and should be strings
|
||||
parsed_result = objectValuesArrayToString(result.Markers.Marker)
|
||||
})
|
||||
|
||||
parsedOverdriveMediaMarkers.push(parsed_result)
|
||||
// The values for Name and Time in results.Markers.Marker are returned as Arrays from parseString and should be strings
|
||||
parsed_result = objectValuesArrayToString(result.Markers.Marker)
|
||||
})
|
||||
|
||||
return removeExtraChapters(parsedOverdriveMediaMarkers)
|
||||
parsedOverdriveMediaMarkers.push(parsed_result)
|
||||
})
|
||||
|
||||
return removeExtraChapters(parsedOverdriveMediaMarkers)
|
||||
}
|
||||
|
||||
// given an array of objects, convert any values that are arrays to strings
|
||||
function objectValuesArrayToString(arrayOfObjects) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Converting Marker object values from arrays to strings')
|
||||
arrayOfObjects.forEach((item) => {
|
||||
Object.keys(item).forEach(key => {
|
||||
item[key] = item[key].toString()
|
||||
})
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Converting Marker object values from arrays to strings')
|
||||
arrayOfObjects.forEach((item) => {
|
||||
Object.keys(item).forEach(key => {
|
||||
item[key] = item[key].toString()
|
||||
})
|
||||
})
|
||||
|
||||
return arrayOfObjects
|
||||
return arrayOfObjects
|
||||
}
|
||||
|
||||
// Overdrive sometimes has weird chapters and subchapters defined
|
||||
// These aren't necessary, so lets remove them
|
||||
function removeExtraChapters(parsedOverdriveMediaMarkers) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Removing any unnecessary chapters')
|
||||
const weirdChapterFilterRegex = /([(]\d|[cC]ontinued)/
|
||||
var cleaned = []
|
||||
parsedOverdriveMediaMarkers.forEach(function (item) {
|
||||
cleaned.push(item.filter(chapter => !weirdChapterFilterRegex.test(chapter.Name)))
|
||||
})
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Removing any unnecessary chapters')
|
||||
const weirdChapterFilterRegex = /([(]\d|[cC]ontinued)/
|
||||
var cleaned = []
|
||||
parsedOverdriveMediaMarkers.forEach(function (item) {
|
||||
cleaned.push(item.filter(chapter => !weirdChapterFilterRegex.test(chapter.Name)))
|
||||
})
|
||||
|
||||
return cleaned
|
||||
return cleaned
|
||||
}
|
||||
|
||||
// Given a set of chapters from generateParsedChapters, add the end time to each one
|
||||
function addChapterEndTimes(chapters, totalAudioDuration) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Adding chapter end times')
|
||||
chapters.forEach((chapter, chapter_index) => {
|
||||
if (chapter_index < chapters.length - 1) {
|
||||
chapter.end = chapters[chapter_index + 1].start
|
||||
} else {
|
||||
chapter.end = totalAudioDuration
|
||||
}
|
||||
})
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Adding chapter end times')
|
||||
chapters.forEach((chapter, chapter_index) => {
|
||||
if (chapter_index < chapters.length - 1) {
|
||||
chapter.end = chapters[chapter_index + 1].start
|
||||
} else {
|
||||
chapter.end = totalAudioDuration
|
||||
}
|
||||
})
|
||||
|
||||
return chapters
|
||||
return chapters
|
||||
}
|
||||
|
||||
// The function that actually generates the Chapters object that we update ABS with
|
||||
function generateParsedChapters(includedAudioFiles, cleanedOverdriveMediaMarkers) {
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Generating new chapters for ABS')
|
||||
// logic ported over from benonymity's OverdriveChapterizer:
|
||||
// https://github.com/benonymity/OverdriveChapterizer/blob/main/chapters.py
|
||||
var parsedChapters = []
|
||||
var length = 0.0
|
||||
var index = 0
|
||||
var time = 0.0
|
||||
Logger.debug('[parseOverdriveMediaMarkers] Generating new chapters for ABS')
|
||||
// logic ported over from benonymity's OverdriveChapterizer:
|
||||
// https://github.com/benonymity/OverdriveChapterizer/blob/main/chapters.py
|
||||
var parsedChapters = []
|
||||
var length = 0.0
|
||||
var index = 0
|
||||
var time = 0.0
|
||||
|
||||
// cleanedOverdriveMediaMarkers is an array of array of objects, where the inner array matches to the included audio files tracks
|
||||
// this allows us to leverage the individual track durations when calculating the start times of chapters in tracks after the first (using length)
|
||||
includedAudioFiles.forEach((track, track_index) => {
|
||||
cleanedOverdriveMediaMarkers[track_index].forEach((chapter) => {
|
||||
time = chapter.Time.split(":")
|
||||
time = length + parseFloat(time[0]) * 60 + parseFloat(time[1])
|
||||
var newChapterData = {
|
||||
id: index++,
|
||||
start: time,
|
||||
title: chapter.Name
|
||||
}
|
||||
parsedChapters.push(newChapterData)
|
||||
})
|
||||
length += track.duration
|
||||
// cleanedOverdriveMediaMarkers is an array of array of objects, where the inner array matches to the included audio files tracks
|
||||
// this allows us to leverage the individual track durations when calculating the start times of chapters in tracks after the first (using length)
|
||||
includedAudioFiles.forEach((track, track_index) => {
|
||||
cleanedOverdriveMediaMarkers[track_index].forEach((chapter) => {
|
||||
time = chapter.Time.split(":")
|
||||
time = length + parseFloat(time[0]) * 60 + parseFloat(time[1])
|
||||
var newChapterData = {
|
||||
id: index++,
|
||||
start: time,
|
||||
title: chapter.Name
|
||||
}
|
||||
parsedChapters.push(newChapterData)
|
||||
})
|
||||
length += track.duration
|
||||
})
|
||||
|
||||
parsedChapters = addChapterEndTimes(parsedChapters, length) // we need all the start times sorted out before we can add the end times
|
||||
parsedChapters = addChapterEndTimes(parsedChapters, length) // we need all the start times sorted out before we can add the end times
|
||||
|
||||
return parsedChapters
|
||||
return parsedChapters
|
||||
}
|
||||
|
||||
module.exports.overdriveMediaMarkersExist = (includedAudioFiles) => {
|
||||
return extractOverdriveMediaMarkers(includedAudioFiles).length > 1
|
||||
return extractOverdriveMediaMarkers(includedAudioFiles).length > 1
|
||||
}
|
||||
|
||||
module.exports.parseOverdriveMediaMarkersAsChapters = (includedAudioFiles) => {
|
||||
Logger.info('[parseOverdriveMediaMarkers] Parsing of Overdrive Media Markers started')
|
||||
Logger.info('[parseOverdriveMediaMarkers] Parsing of Overdrive Media Markers started')
|
||||
|
||||
var overdriveMediaMarkers = extractOverdriveMediaMarkers(includedAudioFiles)
|
||||
var cleanedOverdriveMediaMarkers = cleanOverdriveMediaMarkers(overdriveMediaMarkers)
|
||||
var parsedChapters = generateParsedChapters(includedAudioFiles, cleanedOverdriveMediaMarkers)
|
||||
var overdriveMediaMarkers = extractOverdriveMediaMarkers(includedAudioFiles)
|
||||
var cleanedOverdriveMediaMarkers = cleanOverdriveMediaMarkers(overdriveMediaMarkers)
|
||||
var parsedChapters = generateParsedChapters(includedAudioFiles, cleanedOverdriveMediaMarkers)
|
||||
|
||||
return parsedChapters
|
||||
return parsedChapters
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user