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peter-tanner.github.io/_posts/2024-03-10-Echo360-downloader-userscript._md

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---
title: Echo360 downloader userscript
author: peter
date: 2024-03-10 23:27:38 +0800
categories: [Blogging] # Blogging | Electronics | Programming | Mechanical
tags: [getting started] # systems | embedded | rf | microwave | electronics | solidworks | automation
# image: assets/img/2024-03-10-Echo360-downloader-u/preview.png
---
## APIs
Start by reverse engineering the APIs, look for IDs in the HTML to find out how you should parse the page to start requesting from these APIs.
```
https://echo360.net.au/lesson/${LESSON_ID}/media
{
"status": "ok",
"message": "",
"data": [
{
"lesson": {
"id": "${LESSON_ID}",
"institutionId": "${INST_ID}",
"sectionId": "5c4ac4ff-13bb-4ea7-b252-f162d2e6de70",
"captureOccurrenceId": "90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058",
"name": "${NAME}",
"timing": {
"start": "2024-02-27T08:58:00.000",
"end": "2024-02-27T10:52:00.000"
},
"timeZone": {
"id": "Australia/Perth",
"name": "(+08:00) Australia/Perth",
"standardOffset": "PT8H"
},
"fromSchedule": true,
"shouldStreamLive": false,
"createdAt": "2024-02-27T02:56:03.430Z",
"updatedAt": "2024-02-27T02:56:03.430Z",
"displayName": "${NAME}",
"lessonHasName": true
},
"video": {
"media": {
"id": "${MEDIA_ID}",
"institutionId": "${INST_ID}",
"captureOccurrenceId": "90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058",
"createdAt": "2024-02-27T00:58:00Z",
"updatedAt": "2024-02-27T05:07:53.618Z",
"timeZone": {
"id": "Australia/Perth",
"name": "(+08:00) Australia/Perth",
"standardOffset": "PT8H"
},
"name": "${NAME}",
"status": "Processed",
"media": {
"current": {
"mediaId": "${MEDIA_ID}",
"primaryFiles": [
{
"s3Url": "https://content.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/sd1.mp4",
"width": 640,
"height": 360,
"size": 88149199
},
{
"s3Url": "https://content.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/hd1.mp4",
"width": 1280,
"height": 720,
"size": 378163225
}
],
"secondaryFiles": [
{
"s3Url": "https://content.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/sd2.mp4",
"width": 640,
"height": 360,
"size": 88128484
},
{
"s3Url": "https://content.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/hd2.mp4",
"width": 1280,
"height": 720,
"size": 378281631
}
],
"tertiaryFiles": [],
"quaternaryFiles": [],
"audioFiles": [
{
"s3Url": "https://content.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/audio.mp3",
"size": 105651115
}
],
"duration": "PT6845.104S",
"primaryThumbnails": {
"baseUrl": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/thumbnails1",
"ext": "jpg",
"thumbnailIds": [
huge array of numbers...
]
},
"secondaryThumbnails": {
"baseUrl": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/thumbnails2",
"ext": "jpg",
"thumbnailIds": [
huge array of numbers...
]
},
"primaryPosterImageUri": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/poster1.jpg",
"secondaryPosterImageUri": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/poster2.jpg",
"introDuration": "PT5S",
"outroDuration": "PT0S",
"processedWithEdits": false,
"preliminary": false,
"editClips": []
},
"versions": [
{
"mediaId": "${MEDIA_ID}",
"version": 0,
"duration": "PT6840.024S",
"disableAutoBandwidth": true,
"preliminary": true,
"processedWithEdits": false,
"manifests": [
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/s0_a.m3u8",
"sizeInBytes": 235,
"sourceIndex": 0,
"quality": [
0
],
"trackType": [
"Audio"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/s1_av.m3u8",
"sizeInBytes": 391,
"sourceIndex": 1,
"quality": [
0
],
"trackType": [
"Audio",
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/s1_v.m3u8",
"sizeInBytes": 180,
"sourceIndex": 1,
"quality": [
0
],
"trackType": [
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/s2_av.m3u8",
"sizeInBytes": 383,
"sourceIndex": 2,
"quality": [
0
],
"trackType": [
"Audio",
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/s2_v.m3u8",
"sizeInBytes": 172,
"sourceIndex": 2,
"quality": [
0
],
"trackType": [
"Video"
]
}
],
"posterMedia": [
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/thumbnails1/241.jpg",
"sizeInBytes": 34120,
"sourceIndex": 1,
"imageProperties": {
"width": 640,
"height": 360
}
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/thumbnails2/241.jpg",
"sizeInBytes": 34120,
"sourceIndex": 2,
"imageProperties": {
"width": 640,
"height": 360
}
}
],
"thumbnailMedia": [
{
"baseUri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/thumbnails1",
"extension": "jpg",
"sourceIndex": 1,
"imageProperties": {
"width": 640,
"height": 360
},
"timesInSeconds": [
huge array of numbers...
]
},
{
"baseUri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/${INST_ID}/00-1C-08-00-4D-D8/content/90acabaf-9956-4f89-b90a-d6abddae130e_20240227T0058/thumbnails2",
"extension": "jpg",
"sourceIndex": 2,
"imageProperties": {
"width": 640,
"height": 360
},
"timesInSeconds": [
huge array of numbers...
]
}
]
},
{
"mediaId": "${MEDIA_ID}",
"version": 1,
"duration": "PT6845.104S",
"introDuration": "PT5S",
"outroDuration": "PT0S",
"disableAutoBandwidth": false,
"preliminary": false,
"processedWithEdits": false,
"manifests": [
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/s0_a.m3u8",
"sizeInBytes": 181,
"sourceIndex": 0,
"quality": [
0,
1
],
"trackType": [
"Audio"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/s1_v.m3u8",
"sizeInBytes": 256,
"sourceIndex": 1,
"quality": [
0,
1
],
"trackType": [
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/s1_av.m3u8",
"sizeInBytes": 517,
"sourceIndex": 1,
"quality": [
0,
1
],
"trackType": [
"Audio",
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/s2_v.m3u8",
"sizeInBytes": 256,
"sourceIndex": 2,
"quality": [
0,
1
],
"trackType": [
"Video"
]
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/s2_av.m3u8",
"sizeInBytes": 517,
"sourceIndex": 2,
"quality": [
0,
1
],
"trackType": [
"Audio",
"Video"
]
}
],
"posterMedia": [
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/poster1.jpg",
"sizeInBytes": 125872,
"sourceIndex": 1,
"imageProperties": {
"width": 1280,
"height": 720
}
},
{
"uri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/poster2.jpg",
"sizeInBytes": 125872,
"sourceIndex": 2,
"imageProperties": {
"width": 1280,
"height": 720
}
}
],
"thumbnailMedia": [
{
"baseUri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/thumbnails1",
"extension": "jpg",
"sourceIndex": 1,
"imageProperties": {
"width": 320,
"height": 180
},
"timesInSeconds": [
huge array of numbers...
]
},
{
"baseUri": "https://au-org-echo360-alpprod-ap-southeast-upload.s3.amazonaws.com/0000.${INST_ID}/${MEDIA_ID}/1/thumbnails2",
"extension": "jpg",
"sourceIndex": 2,
"imageProperties": {
"width": 320,
"height": 180
},
"timesInSeconds": [
huge array of numbers...
]
}
]
}
],
"source": "HardwareCapture2",
"liveStreamed": false,
"duration": 6845104,
"thumbnailUrl": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/poster1.jpg",
"isAudio": false,
"type": "VideoPresentation"
},
"tags": [],
"isInteractive": false,
"currentDurationSec": 6845.104,
"isDeleted": false,
"isArchived": false,
"isPublishable": true,
"mediaType": "Video"
},
"published": {
"lessonId": "${LESSON_ID}",
"mediaId": "${MEDIA_ID}",
"institutionId": "${INST_ID}",
"termId": "bb68dc0a-35d7-4d94-8a9c-55f69ad8981a",
"termName": "2024",
"courseId": "b6bba317-8794-4e79-b7ec-b79762f895b0",
"sectionId": "5c4ac4ff-13bb-4ea7-b252-f162d2e6de70",
"lessonName": "${NAME}",
"lessonTiming": {
"start": "2024-02-27T08:58:00.000",
"end": "2024-02-27T10:52:00.000"
},
"timeZone": {
"id": "Australia/Perth",
"name": "(+08:00) Australia/Perth",
"standardOffset": "PT8H"
},
"courseName": "Signal Processing",
"contentAvailability": {
"body": {},
"type": "Immediate"
},
"mediaType": "Video",
"createdAt": "2024-02-27T02:56:03.729Z",
"updatedAt": "2024-02-27T02:56:03.729Z",
"isAvailable": true,
"isDeleted": false,
"availabilityString": "Library.immediate",
"publishableMediaId": "${MEDIA_ID}"
},
"receipt": {
"institutionId": "${INST_ID}",
"userId": "0ebaa2ec-b796-4fee-a497-0ec86934965f",
"associationId": "${MEDIA_ID}",
"associationType": "PublishableMedia",
"read": true,
"liked": false,
"bookmarked": false,
"position": 670,
"createdAt": "2024-02-28T07:24:25.407",
"updatedAt": "2024-03-10T15:20:46.157"
},
"copyable": false,
"unpublishable": false
},
"userSection": {
"id": "6be1f452-80b6-4e7f-bc44-c41b7a3763f3",
"userId": "0ebaa2ec-b796-4fee-a497-0ec86934965f",
"institutionId": "${INST_ID}",
"role": "Student",
"sectionId": "5c4ac4ff-13bb-4ea7-b252-f162d2e6de70",
"sectionNumber": "ELEC4404_SEM-1_2024",
"courseId": "b6bba317-8794-4e79-b7ec-b79762f895b0",
"termId": "bb68dc0a-35d7-4d94-8a9c-55f69ad8981a",
"createdAt": "2024-02-25T15:09:06.482Z",
"updatedAt": "2024-02-25T15:09:06.482Z"
},
"questionCount": 0,
"hideUncaptionedVideo": false,
"downloadPermissionsByMediaId": {
"${MEDIA_ID}": {
"canDownload": true,
"audioDownloadsOnly": false
}
},
"noLessonDate": false,
"isScheduled": true,
"coverImage": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/poster1.jpg",
"hasContent": true,
"hasAvailableVideo": true,
"hasAvailableSlideDeck": false,
"hasVideo": true,
"hasSlideDeck": false,
"medias": [
{
"id": "${MEDIA_ID}",
"title": "${NAME}",
"mediaType": "Video",
"coverImage": "https://thumbnails.echo360.net.au/0000.${INST_ID}/${MEDIA_ID}/1/poster1.jpg",
"isScheduled": false,
"isAvailable": true,
"isRead": true,
"isDownloadable": true,
"isProcessing": false,
"isFailed": false,
"isPreliminary": false,
"isInteractiveMedia": false,
"is360Video": false,
"isOwned": false,
"downloadUri": "/media/download/${MEDIA_ID}/ELEC4404%20-%2027%20Feb%202024,%2009:00%20-%20Lecture",
"canCopy": false,
"unpublishable": false,
"hasResponded": null
}
],
"isLive": false,
"isPast": true,
"isFuture": false,
"startTimeUTC": "2024-02-27T00:58:00.000Z",
"endTimeUTC": "2024-02-27T02:52:00.000Z",
"captureEndedAt": "2024-02-27T10:52:00.109"
}
]
}
```
```
https://echo360.net.au/api/ui/library/medias/${SOME_ID}/download-info
{
"status": "ok",
"message": "",
"data": {
"audioFiles": [
{
"fileName": "audio.mp3",
"fileSize": ${SIZE_AUDIO},
"label": "MP3"
}
],
"primaryFiles": {
"posterUrl": "https://thumbnails.echo360.net.au/0000.${INSTITUTION_ID}/${SOME_ID}/1/poster1.jpg?x-uid=${USER_ID}&x-instid=${INSTITUTION_ID}&x-mid=${SOME_ID}&x-act=mediaDownload&x-src=desktop",
"files": [
{
"fileName": "sd1.mp4",
"fileSize": ${SIZE_SOURCE_1_SD},
"label": "Lower"
},
{
"fileName": "hd1.mp4",
"fileSize": ${SIZE_SOURCE_2_HD},
"label": "Full"
}
],
"isInteractive": false
},
"secondaryFiles": {
"posterUrl": "https://thumbnails.echo360.net.au/0000.${INSTITUTION_ID}/${SOME_ID}/1/poster2.jpg?x-uid=${USER_ID}&x-instid=${INSTITUTION_ID}&x-mid=${SOME_ID}&x-act=mediaDownload&x-src=desktop",
"files": [
{
"fileName": "sd2.mp4",
"fileSize": ${SIZE_SOURCE_2_SD},
"label": "Lower"
},
{
"fileName": "hd2.mp4",
"fileSize": ${SIZE_SOURCE_2_HD},
"label": "Full"
}
],
"isInteractive": false
},
"transcriptFiles": []
}
}
```
Transcript download
```
https://echo360.net.au/api/ui/echoplayer/lessons/${LESSON_ID}/medias/${MEDIA_ID}/transcript-file?format=vtt
https://echo360.net.au/api/ui/echoplayer/lessons/${LESSON_ID}/medias/${MEDIA_ID}/transcript-file?format=text
```
```
https://echo360.net.au/media/download/${SOME_ID}/${fileName}
Downloads video.
Note: Seems like the lessonId parameter is optional.
```
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