forked from shibao/cannery
add qr code for invite link
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@ -2,6 +2,7 @@
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- Update dependencies
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- Show topbar on form submit/page refresh
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- Make loading/reconnection less intrusive
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- Add QR code for invite link
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# v0.8.0
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- Add search to catalog, ammo, container, tag and range index pages
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@ -42,6 +42,11 @@ defmodule CanneryWeb.Components.InviteCard do
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</h2>
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<% end %>
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<.qr_code
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content={Routes.user_registration_url(Endpoint, :new, invite: @invite.token)}
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filename={@invite.name}
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/>
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<div class="flex flex-row flex-wrap justify-center items-center">
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<code
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id={"code-#{@invite.id}"}
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@ -74,6 +74,38 @@ defmodule CanneryWeb.ViewHelpers do
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def display_emoji(other_emoji), do: other_emoji
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@doc """
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Displays content in a QR code as a base64 encoded PNG
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"""
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@spec qr_code_image(String.t()) :: String.t()
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@spec qr_code_image(String.t(), width :: non_neg_integer()) :: String.t()
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def qr_code_image(content, width \\ 384) do
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img_data =
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content
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|> EQRCode.encode()
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|> EQRCode.png(width: width)
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|> Base.encode64()
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"data:image/png;base64," <> img_data
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end
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@doc """
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Creates a downloadable QR Code element
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"""
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attr :content, :string, required: true
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attr :filename, :string, default: "qrcode", doc: "filename without .png extension"
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attr :image_class, :string, default: "w-64 h-max"
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attr :width, :integer, default: 384, doc: "width of png to generate"
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def qr_code(assigns) do
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~H"""
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<a href={qr_code_image(@content)} download={@filename <> ".png"}>
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<img class={@image_class} alt={@filename} src={qr_code_image(@content)} />
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</a>
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"""
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end
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@doc """
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Get a random color in `#ffffff` hex format
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1
mix.exs
1
mix.exs
@ -70,6 +70,7 @@ defmodule Cannery.MixProject do
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{:jason, "~> 1.2"},
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{:plug_cowboy, "~> 2.5"},
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{:ecto_psql_extras, "~> 0.6"},
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{:eqrcode, "~> 0.1.10"},
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{:credo, "~> 1.5", only: [:dev, :test], runtime: false},
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{:dialyxir, "~> 1.0", only: [:dev, :test], runtime: false}
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]
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1
mix.lock
1
mix.lock
@ -16,6 +16,7 @@
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"ecto_psql_extras": {:hex, :ecto_psql_extras, "0.7.10", "e14d400930f401ca9f541b3349212634e44027d7f919bbb71224d7ac0d0e8acd", [:mix], [{:ecto_sql, "~> 3.4", [hex: :ecto_sql, repo: "hexpm", optional: false]}, {:postgrex, "~> 0.15.7 or ~> 0.16.0", [hex: :postgrex, repo: "hexpm", optional: false]}, {:table_rex, "~> 3.1.1", [hex: :table_rex, repo: "hexpm", optional: false]}], "hexpm", "505e8cd81e4f17c090be0f99e92b1b3f0fd915f98e76965130b8ccfb891e7088"},
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"ecto_sql": {:hex, :ecto_sql, "3.9.2", "34227501abe92dba10d9c3495ab6770e75e79b836d114c41108a4bf2ce200ad5", [:mix], [{:db_connection, "~> 2.4.1 or ~> 2.5", [hex: :db_connection, repo: "hexpm", optional: false]}, {:ecto, "~> 3.9.2", [hex: :ecto, repo: "hexpm", optional: false]}, {:myxql, "~> 0.6.0", [hex: :myxql, repo: "hexpm", optional: true]}, {:postgrex, "~> 0.16.0 or ~> 1.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:tds, "~> 2.1.1 or ~> 2.2", [hex: :tds, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "1eb5eeb4358fdbcd42eac11c1fbd87e3affd7904e639d77903c1358b2abd3f70"},
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"elixir_make": {:hex, :elixir_make, "0.7.3", "c37fdae1b52d2cc51069713a58c2314877c1ad40800a57efb213f77b078a460d", [:mix], [{:castore, "~> 0.1", [hex: :castore, repo: "hexpm", optional: true]}], "hexpm", "24ada3e3996adbed1fa024ca14995ef2ba3d0d17b678b0f3f2b1f66e6ce2b274"},
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"eqrcode": {:hex, :eqrcode, "0.1.10", "6294fece9d68ad64eef1c3c92cf111cfd6469f4fbf230a2d4cc905a682178f3f", [:mix], [], "hexpm", "da30e373c36a0fd37ab6f58664b16029919896d6c45a68a95cc4d713e81076f1"},
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"erlex": {:hex, :erlex, "0.2.6", "c7987d15e899c7a2f34f5420d2a2ea0d659682c06ac607572df55a43753aa12e", [:mix], [], "hexpm", "2ed2e25711feb44d52b17d2780eabf998452f6efda104877a3881c2f8c0c0c75"},
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"ex_doc": {:hex, :ex_doc, "0.29.1", "b1c652fa5f92ee9cf15c75271168027f92039b3877094290a75abcaac82a9f77", [:mix], [{:earmark_parser, "~> 1.4.19", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.14", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1", [hex: :makeup_erlang, repo: "hexpm", optional: false]}], "hexpm", "b7745fa6374a36daf484e2a2012274950e084815b936b1319aeebcf7809574f6"},
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"expo": {:hex, :expo, "0.3.0", "13127c1d5f653b2927f2616a4c9ace5ae372efd67c7c2693b87fd0fdc30c6feb", [:mix], [], "hexpm", "fb3cd4bf012a77bc1608915497dae2ff684a06f0fa633c7afa90c4d72b881823"},
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