LV2: makeplugin use cheatsheet db for plugin type mapping.

Only the 'Saturation' type is mapped to lv2::DistortionPlugin for now,
but this is easy to expand as we go. I'll update this for each new
plugin type that's ported for now.

2 files changed, 42 insertions, 1 deletions

diff --git a/plugins/LV2/Template/Plugin.ttl b/plugins/LV2/Template/Plugin.ttl
index 1402c9e..1ede09d 100644
--- a/plugins/LV2/Template/Plugin.ttl
+++ b/plugins/LV2/Template/Plugin.ttl
@@ -7,7 +7,7 @@
 
 <https://www.airwindows.com/@plugin@>
     a lv2:Plugin ,
-        lv2:EffectPlugin ;
+        lv2:@TTLPluginType@ ;
     lv2:project <https://www.airwindows.com> ;
 
     lv2:optionalFeature lv2:hardRTCapable ;
diff --git a/plugins/LV2/makeplugin b/plugins/LV2/makeplugin
index 5fae69f..3dd2782 100755
--- a/plugins/LV2/makeplugin
+++ b/plugins/LV2/makeplugin
@@ -63,7 +63,47 @@ n_ctrl_ports = ARGV[1] || '1'
 target_dir = File.join(root, 'src', plugin_name)
 template_dir = File.join(root, 'Template')
 
+PLUGIN_FIELDS = %w{Type Use Description Comment}
+
+def find_plugin_info(db, plugin_name)
+  pi = { name: plugin_name }
+  found = false
+
+  File.open(db) do |f|
+    pat = /^\s*(\w+): \"([^"]+)\",/
+    f.each_line do |line|
+      if found && line =~ /^\s*\},$/
+        return pi
+      end
+
+      pat.match(line) do |m|
+        if m[1] == 'Name' && m[2] == plugin_name
+          found = true
+        elsif found && PLUGIN_FIELDS.include?(m[1])
+          pi[m[1].downcase.to_sym] = m[2]
+        end
+      end
+    end
+  end
+
+  return pi
+end
+
+def get_lv2_plugin_type(plugin_info)
+  case plugin_info[:type]
+    when 'Saturation'
+      'DistortionPlugin'
+    else
+      'EffectsPlugin'
+  end
+end
+
+puts "Reading plugin info from cheatsheet..."
+plugin_info = find_plugin_info(File.join(root, '../../cheatsheet/src/database.js'), plugin_name)
+
+
 puts "Creating plugin #{plugin_name}..."
+puts "Type: #{plugin_info[:type]}"
 
 Templates = %w{
     manifest.ttl.in
@@ -82,6 +122,7 @@ begin
       .gsub('@NCtrlPorts@', n_ctrl_ports)
       .gsub('@AssignParams@', make_param_assigns(n_ctrl_ports.to_i))
       .gsub('@TTLPortDefs@', make_lv2_port_defs(n_ctrl_ports.to_i))
+      .gsub('@TTLPluginType@', get_lv2_plugin_type(plugin_info))
 
     fname = t.sub('Plugin', plugin_name)