Allow plugins to add their own runtime files

cmd/micro/micro.go

@@ -319,6 +319,7 @@ func main() {
 	// Extension Files
 	L.SetGlobal("ReadRuntimeFile", luar.New(L, PluginReadRuntimeFile))
 	L.SetGlobal("ListRuntimeFiles", luar.New(L, PluginListRuntimeFiles))
+	L.SetGlobal("AddRuntimeFile", luar.New(L, PluginAddRuntimeFile))
 
 	LoadPlugins()
 

cmd/micro/plugin.go

@@ -137,8 +137,6 @@ func LoadPlugins() {
 						continue
 					}
 					loadedPlugins = append(loadedPlugins, pluginName)
-				} else if f.Name() == "help.md" {
-					AddRuntimeFile(FILE_Help, namedFile{realFile(fullPath), pluginName})
 				}
 			}
 		}

cmd/micro/rtfiles.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"io/ioutil"
+	"os"
 	"path"
 	"path/filepath"
 )
@@ -142,3 +143,13 @@ func PluginListRuntimeFiles(fileType string) []string {
 	}
 	return result
 }
+
+func PluginAddRuntimeFile(plugin, filetype, path string) {
+	fullpath := configDir + "/plugins/" + plugin + "/" + path
+	if _, err := os.Stat(fullpath); err == nil {
+		AddRuntimeFile(filetype, realFile(fullpath))
+	} else {
+		fullpath = "runtime/plugins/" + plugin + "/" + path
+		AddRuntimeFile(filetype, assetFile(fullpath))
+	}
+}

runtime/help/plugins.md

@@ -4,8 +4,6 @@ Micro supports creating plugins with a simple Lua system. Every plugin has a
 main script which is run at startup which should be placed in 
 `~/.config/micro/plugins/pluginName/pluginName.lua`.
 
-If you want to add a help page for your plugin, place a markdown file in `~/.config/micro/plugins/pluginName/help.md`. 
-
 There are a number of callback functions which you can create in your
 plugin to run code at times other than startup. The naming scheme is
 `onAction(view)`. For example a function which is run every time the user saves
@@ -111,6 +109,16 @@ The possible methods which you can call using the `messenger` variable are:
 
 If you want a standard prompt, just use `messenger.Prompt(prompt, "", 0)`
 
+# Adding help files, syntax files, or colorschemes in your plugin
+
+You can use the `AddRuntimeFile(name, type, path string)` function to add various kinds of
+files to your plugin. For example, if you'd like to add a help topic and to your plugin
+called `test`, you would create the `test.md` file for example, and runt the function:
+
+```lua
+AddRuntimeFile("test", "help", "test.md")
+```
+
 # Autocomplete command arguments
 
 See this example to learn how to use `MakeCompletion` and `MakeCommand`