Merge branch 'master' into ab-eth-get-block-number

.dialyzer-ignore

@@ -4,4 +4,4 @@
 apps/ethereum_jsonrpc/lib/ethereum_jsonrpc.ex:400: Function timestamp_to_datetime/1 has no local return
 apps/explorer/lib/explorer/repo/prometheus_logger.ex:8: Function microseconds_time/1 has no local return
 apps/explorer/lib/explorer/repo/prometheus_logger.ex:8: The call 'Elixir.System':convert_time_unit(__@1::any(),'native','microseconds') breaks the contract (integer(),time_unit() | 'native',time_unit() | 'native') -> integer()
-apps/block_scout_web/lib/block_scout_web/views/layout_view.ex:162: The call 'Elixir.Poison.Parser':'parse!'(any(),#{'keys':='atoms!'}) will never return since the success typing is (binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | byte(),binary() | []),[{atom(),_}]) -> 'false' | 'nil' | 'true' | binary() | ['false' | 'nil' | 'true' | binary() | [any()] | number() | map()] | number() | map() and the contract is (iodata(),'Elixir.Keyword':t()) -> t()
+apps/block_scout_web/lib/block_scout_web/views/layout_view.ex:174: The call 'Elixir.Poison.Parser':'parse!'(any(),#{'keys':='atoms!'}) will never return since the success typing is (binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | byte(),binary() | []),[{atom(),_}]) -> 'false' | 'nil' | 'true' | binary() | ['false' | 'nil' | 'true' | binary() | [any()] | number() | map()] | number() | map() and the contract is (iodata(),'Elixir.Keyword':t()) -> t()

CHANGELOG.md

@@ -54,6 +54,7 @@
 - [#1837](https://github.com/poanetwork/blockscout/pull/1837) - Add -f flag to clear_build.sh script delete static folder
 - [#1900](https://github.com/poanetwork/blockscout/pull/1900) - SUPPORTED_CHAINS ENV var
 - [#1892](https://github.com/poanetwork/blockscout/pull/1892) - Remove temporary worker modules
+- [#1958](https://github.com/poanetwork/blockscout/pull/1958) - Default value for release link env var
 
 ## 1.3.10-beta
 

apps/block_scout_web/lib/block_scout_web/views/layout_view.ex

@@ -142,10 +142,22 @@ defmodule BlockScoutWeb.LayoutView do
   end
 
   def release_link(version) do
-    release_link = Application.get_env(:block_scout_web, :release_link)
+    release_link_env_var = Application.get_env(:block_scout_web, :release_link)
 
-    if release_link == "" || release_link == nil do
+    release_link =
-      version
+      cond do
+        version == "" || version == nil ->
+          nil
+
+        release_link_env_var == "" || release_link_env_var == nil ->
+          "https://github.com/poanetwork/blockscout/releases/tag/" <> version
+
+        true ->
+          release_link_env_var
+      end
+
+    if release_link == nil do
+      ""
     else
       html_escape({:safe, "<a href=\"#{release_link}\" class=\"footer-link\" target=\"_blank\">#{version}</a>"})
     end

apps/block_scout_web/test/block_scout_web/views/layout_view_test.exs

@@ -62,16 +62,32 @@ defmodule BlockScoutWeb.LayoutViewTest do
   end
 
   describe "release_link/1" do
-    test "use the version when there is no release_link env configured for it" do
+    test "set empty string if no blockscout version configured" do
+      Application.put_env(:block_scout_web, :blockscout_version, nil)
+
+      assert LayoutView.release_link(nil) == ""
+    end
+
+    test "set empty string if blockscout version is empty string" do
+      Application.put_env(:block_scout_web, :blockscout_version, "")
+
+      assert LayoutView.release_link("") == ""
+    end
+
+    test "use the default value when there is no release_link env configured for it" do
       Application.put_env(:block_scout_web, :release_link, nil)
 
-      assert LayoutView.release_link("1.3.4") == "1.3.4"
+      assert LayoutView.release_link("v1.3.4-beta") ==
+               {:safe,
+                ~s(<a href="https://github.com/poanetwork/blockscout/releases/tag/v1.3.4-beta" class="footer-link" target="_blank">v1.3.4-beta</a>)}
     end
 
-    test "use the version when empty release_link env configured for it" do
+    test "use the default value when empty release_link env configured for it" do
       Application.put_env(:block_scout_web, :release_link, "")
 
-      assert LayoutView.release_link("1.3.4") == "1.3.4"
+      assert LayoutView.release_link("v1.3.4-beta") ==
+               {:safe,
+                ~s(<a href="https://github.com/poanetwork/blockscout/releases/tag/v1.3.4-beta" class="footer-link" target="_blank">v1.3.4-beta</a>)}
     end
 
     test "use the enviroment release link when it's configured" do
@@ -81,9 +97,9 @@ defmodule BlockScoutWeb.LayoutViewTest do
         "https://github.com/poanetwork/blockscout/releases/tag/v1.3.4-beta"
       )
 
-      assert LayoutView.release_link("1.3.4") ==
+      assert LayoutView.release_link("v1.3.4-beta") ==
                {:safe,
-                ~s(<a href="https://github.com/poanetwork/blockscout/releases/tag/v1.3.4-beta" class="footer-link" target="_blank">1.3.4</a>)}
+                ~s(<a href="https://github.com/poanetwork/blockscout/releases/tag/v1.3.4-beta" class="footer-link" target="_blank">v1.3.4-beta</a>)}
     end
   end