feat(download): support custom how to download source code

copier.yml

@@ -85,6 +85,7 @@ source_type:
   choices:
     - git
     - archive
+    - custom
   when: "{{ source_enabled }}"
 
 source_url:
@@ -97,7 +98,7 @@ source_url:
       https://example.com/repo/{version}.tar.gz
     {%- endif -%}
   validator: "{% from pathjoin('macros', 'validators.jinja') import v_https %}{{ v_https(source_url) }}"
-  when: "{{ source_enabled }}"
+  when: "{{ source_enabled and source_type != 'custom' }}"
 
 archive_enabled:
   type: bool

templates/CONTRIBUTING.md

@@ -254,6 +254,15 @@ _kc_asdf_custom_post_download() {
 }
 ```
 
+10. To support custom download source code, use `_kc_asdf_custom_source_download()`
+
+```bash
+## If you set source mode to custom, this is required
+_kc_asdf_custom_source_download() {
+  local version="$1" output="$2"
+}
+```
+
 ## Install callback
 
 1. To support custom build source code, use `_kc_asdf_custom_source_build()`

templates/lib/addon/{% if addon_yaml.download %}download.sh{% endif %}.jinja

@@ -2,24 +2,25 @@
 
 ## Get download mode based on input filename
 ## usage: `kc_asdf_download_mode 'test.tar.gz'`
-## output: git|file|archive|package
+## output: git|file|archive|package|custom
 kc_asdf_download_mode() {
   local ns="download-mode.addon"
   local filename="$1"
   local mode="file"
 
+  if [ -z "$filename" ]; then
+    mode="custom"
+  elif echo "$filename" | grep -qiE "\.git$"; then
+    mode="git"
   {%- if archive_enabled %}
-
-  echo "$filename" | grep -qiE "{{ archive_regex }}" &&
+  elif echo "$filename" | grep -qiE "{{ archive_regex }}"; then
     mode="archive"
   {%- endif %}
-  {% if package_enabled -%}
-  echo "$filename" | grep -qiE "{{ package_regex }}" &&
+  {%- if package_enabled %}
+  elif echo "$filename" | grep -qiE "{{ package_regex }}"; then
     mode="package"
-  {% endif -%}
-
-  echo "$filename" | grep -qiE "\.git$" &&
-    mode="git"
+  {%- endif %}
+  fi
 
   kc_asdf_debug "$ns" "download mode of %s is %s" \
     "$filename" "$mode"

templates/lib/bin/{% if app_type == 'standalone' and addon_yaml.download and addon_yaml.install %}download.sh{% endif %}.jinja

@@ -78,7 +78,11 @@ __asdf_bin() {
   tmpfile="${url##*/}"
   mode="$(kc_asdf_download_mode "$tmpfile")"
   kc_asdf_debug "$ns" "download mode is %s" "$mode"
-  if [[ "$mode" == "git" ]]; then
+  if [[ "$mode" == "custom" ]]; then
+    kc_asdf_step "custom" "custom download mode" \
+      _kc_asdf_custom_source_download "$version" "$outdir" ||
+      return 1
+  elif [[ "$mode" == "git" ]]; then
     kc_asdf_debug "$ns" "cloning '%s' to '%s'" \
       "$url" "$outdir"
     kc_asdf_step "git-clone" "$url" \