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123 lines
3.3 KiB
Elixir
123 lines
3.3 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Mix.Tasks.Pleroma.Search.Meilisearch do
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require Logger
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require Pleroma.Constants
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import Mix.Pleroma
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import Ecto.Query
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def run(["index"]) do
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start_pleroma()
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endpoint = Pleroma.Config.get([Pleroma.Search.Meilisearch, :url])
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{:ok, _} =
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Pleroma.HTTP.post(
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"#{endpoint}/indexes/objects/settings/ranking-rules",
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Jason.encode!([
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"desc(published)",
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"typo",
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"words",
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"proximity",
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"attribute",
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"wordsPosition",
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"exactness"
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])
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)
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{:ok, _} =
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Pleroma.HTTP.post(
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"#{endpoint}/indexes/objects/settings/searchable-attributes",
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Jason.encode!([
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"content"
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])
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)
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chunk_size = 10_000
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Pleroma.Repo.transaction(
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fn ->
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Pleroma.Repo.stream(
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from(Pleroma.Object,
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# Only index public posts which are notes and have some text
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where:
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fragment("data->>'type' = 'Note'") and
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fragment("LENGTH(data->>'content') > 0") and
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fragment("data->'to' \\? ?", ^Pleroma.Constants.as_public()),
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order_by: [desc: fragment("data->'published'")]
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),
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timeout: :infinity
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)
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|> Stream.chunk_every(chunk_size)
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|> Stream.map(fn objects ->
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Enum.map(objects, fn object ->
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data = object.data
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content_str =
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case data["content"] do
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[nil | rest] -> to_string(rest)
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str -> str
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end
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{:ok, published, _} = DateTime.from_iso8601(data["published"])
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content =
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with {:ok, scrubbed} <- FastSanitize.strip_tags(content_str),
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trimmed <- String.trim(scrubbed) do
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trimmed
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end
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# Only index if there is anything in the string. If there is a single symbol,
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# it's probably a dot from mastodon posts with just the picture
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if String.length(content) > 1 do
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%{
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id: object.id,
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content: content,
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ap: data["id"],
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published: published |> DateTime.to_unix()
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}
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else
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nil
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end
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end)
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|> Enum.filter(fn o -> not is_nil(o) end)
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end)
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|> Stream.transform(0, fn objects, acc ->
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new_acc = acc + Enum.count(objects)
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IO.puts("Indexed #{new_acc} entries")
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{[objects], new_acc}
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end)
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|> Stream.each(fn objects ->
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{:ok, result} =
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Pleroma.HTTP.post(
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"#{endpoint}/indexes/objects/documents",
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Jason.encode!(objects)
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)
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if not Map.has_key?(Jason.decode!(result.body), "updateId") do
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IO.puts("Failed to index: #{result}")
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end
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end)
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|> Stream.run()
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end,
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timeout: :infinity
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)
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end
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def run(["clear"]) do
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start_pleroma()
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endpoint = Pleroma.Config.get([Pleroma.Search.Meilisearch, :url])
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{:ok, _} =
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Pleroma.HTTP.request(:delete, "#{endpoint}/indexes/objects/documents", "", [],
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timeout: :infinity
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)
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end
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end
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