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61 lines
1.9 KiB
Plaintext
61 lines
1.9 KiB
Plaintext
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#!/usr/bin/env osh
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# Convert a Newpipe database (assuming it was exported within the app) into OPML.
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# Dependencies:
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# * osh (oil shell) v0.8.5
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# * sqlite3 v3.34.0
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# * unzip
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# * ripgrep v12.1.1
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# * jq
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# Use the current Oil features in strict mode.
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# This also enables usage of the syntax.
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shopt -s strict:all oil:all
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var FILENAME = $1
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# Testing if the given file is a zip file.
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file $FILENAME | rg "Zip archive data" --quiet || exit 1
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var channel_id_eggex = / 'https://www.youtube.com/channel/' (word) /
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var NEWPIPE_DB = "newpipe.db"
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var TEMP_FOLDER_NAME = "newpipe"
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# Print the beginning of the template.
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cat <<OPML
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<opml version="2.0">
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<head>
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<title>Newpipe subscriptions</title>
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<dateCreated>$(date "+%F %T %z")</dateCreated>
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<ownerName>$(whoami)</ownerName>
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<docs>http://dev.opml.org/spec2.html</docs>
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</head>
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<body>
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OPML
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# Print the channels in the OPML body.
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# This only occurs if the given file does have a Newpipe database.
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if unzip -l $FILENAME | rg --quiet $NEWPIPE_DB {
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mkdir $TEMP_FOLDER_NAME && unzip -q -u $FILENAME -d $TEMP_FOLDER_NAME
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trap "rm --recursive $TEMP_FOLDER_NAME" EXIT
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while read channel {
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echo $channel | json read :channel
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setvar name = channel['name']
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setvar url = channel['url']
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# The channel ID should only match YouTube channel URLs.
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setvar channel_id = $(echo $url | sed --quiet --regexp-extended "s|$channel_id_eggex|\\1|p")
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if test -z $channel_id { continue }
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echo " <outline type=\"rss\" xmlUrl=\"https://www.youtube.com/feeds/videos.xml?channel_id=$channel_id\" htmlUrl=\"$url\" title=\"$name\"/>"
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} <<< $(sqlite3 "$TEMP_FOLDER_NAME/$NEWPIPE_DB" "SELECT name, url FROM subscriptions" --csv --header | dasel select --parser csv --multiple --selector '.[*]' --compact --write json)
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}
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# Print the remaining parts of the document.
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cat <<OPML
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</body>
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</opml>
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OPML
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