Lightroom plugin template

README.md

How to create an empty Lightroom plugin

1. Create a directory with .lrplugin extension anywhere on your disk, e.g. LightroomPluginTemplate.lrplugin.
2. Copy there attached Info.lua file (don't change its name).
3. Copy there attached LightroomPluginTemplate.lua file.
4. Start or switch to Lightroom.
5. Click File menu and then PLug-in Manager menu item.
6. Click Add button in bottom left of the Lightroom Plug-in Manager dialog.
7. Find and select LightroomPluginTemplate.lrplugin folder and click Selectt Folder button.
8. Click Done button to click the dialog. Now your plugin is installed.
9. Click File menu, then PLug-in Extras menu item and then Show Lightroom version menu item under Lightroom Plugin Template section.
10. You will see a message box reposting Lightroom detailed version number.

Info.lua

return {
    LrSdkVersion = 6.0,
    LrSdkMinimumVersion = 6.0,
    LrToolkitIdentifier = 'net.vurdalakov.lightroomplugintemplate',
    LrPluginName = 'Lightroom Plugin Template',
    LrExportMenuItems = {
        title = "Show Lightroom &version",
        file = "LightroomPluginTemplate.lua",
        enabledWhen = "photosSelected"
    }
}

LightroomPluginTemplate.lua

local LrApplication = import 'LrApplication'
local LrTasks = import 'LrTasks'
local LrDialogs = import 'LrDialogs'

-- enable logging (in Documents folder)
local LrLogger = import 'LrLogger'
local logger = LrLogger('LightroomPluginTemplate')
--logger:enable("logfile") -- log to LightroomPluginTemplate.log file in Documents folder
logger:enable("print") -- log to debug output

logger:trace("This is LightroomPluginTemplate plugin")

-- async task
LrTasks.startAsyncTask (function()
  logger:trace("Async task")
end)

local version = LrApplication.versionTable()
local versionString = string.format("Lightroom version %d.%d revision %d build %d", version.major, version.minor, version.revision, version.build)
logger:trace(versionString)

LrDialogs.message(versionString)