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Implement search with PostgreSQL trigrams

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Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Rename function to reflect that we only get one result

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Add loggers and make Ecto call parallels during search

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Implement trigrams for events & replace pg similarity operator % with <%

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

Fix tests

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
This commit is contained in:
Thomas Citharel
2019-02-21 18:11:49 +01:00
parent 131152abac
commit 4ec40d601b
18 changed files with 422 additions and 141 deletions
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6
lib/service/activity_pub/activity_pub.ex
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@@ -66,6 +66,7 @@ defmodule Mobilizon.Service.ActivityPub do
@doc """
Fetch an object from an URL, from our local database of events and comments, then eventually remote
"""
# TODO: Make database calls parallel
@spec fetch_object_from_url(String.t()) :: {:ok, %Event{}} | {:ok, %Comment{}} | {:error, any()}
def fetch_object_from_url(url) do
Logger.info("Fetching object from url #{url}")
@@ -73,6 +74,7 @@ defmodule Mobilizon.Service.ActivityPub do
with true <- String.starts_with?(url, "http"),
nil <- Events.get_event_by_url(url),
nil <- Events.get_comment_from_url(url),
{:error, :actor_not_found} <- Actors.get_actor_by_url(url),
{:ok, %{body: body, status_code: code}} when code in 200..299 <-
HTTPoison.get(
url,
@@ -97,12 +99,16 @@ defmodule Mobilizon.Service.ActivityPub do
"Note" ->
{:ok, Events.get_comment_full_from_url!(activity.data["object"]["id"])}
"Actor" ->
{:ok, Actors.get_actor_by_url!(activity.data["object"]["id"], true)}
other ->
{:error, other}
end
else
%Event{url: event_url} -> {:ok, Events.get_event_by_url!(event_url)}
%Comment{url: comment_url} -> {:ok, Events.get_comment_full_from_url!(comment_url)}
%Actor{url: actor_url} -> {:ok, Actors.get_actor_by_url!(actor_url, true)}
e -> {:error, e}
end
end