<commit_before>async = require 'async'
jf = require 'jsonfile'
fs = require 'fs'

module.exports = (env) ->
	env.debug 'Initializing plugins engine'
	pluginsEngine = {
		plugin: {}
	}
	pluginsEngine.cwd = process.cwd()
	env.plugins = pluginsEngine.plugin
	env.hooks = {
		'connect.auth': []
		'connect.callback': []
		'connect.backend': []
	}
	env.callhook = -> # (name, ..., callback)
		name = Array.prototype.slice.call(arguments)
		args = name.splice(1)
		name = name[0]
		callback = args.splice(-1)
		callback = callback[0]
		return callback() if not env.hooks[name]
		cmds = []
		args[args.length] = null
		for hook in env.hooks[name]
			do (hook) ->
				cmds.push (cb) ->
					args[args.length - 1] = cb
					hook.apply pluginsEngine.data, args
		async.series cmds, callback

	env.addhook = (name, fn) ->
		env.hooks[name] ?= []
		env.hooks[name].push fn

	pluginsEngine.load = (plugin_name) ->
		env.debug "Loading '" + plugin_name + "'."
		try 
			plugin_data = require(env.pluginsEngine.cwd + '/plugins/' + plugin_name + '/plugin.json')
		catch
			env.debug 'Absent plugin.json for plugin \'' + plugin_name + '\'.'
			plugin_data = {}
		if plugin_data.main?
			entry_point = '/' + plugin_data.main
		else
			entry_point = '/index'
		try
			plugin = require(env.pluginsEngine.cwd + '/plugins/' + plugin_name + entry_point)(env)
			env.config.plugins.push plugin_name
			pluginsEngine.plugin[plugin_name] = plugin
		catch e
			env.debug "Error requiring plugin \'" + plugin_name + "\' entry point."
		return

	pluginsEngine.init = (cwd, callback) ->
		env.pluginsEngine.cwd = cwd
		jf.readFile env.pluginsEngine.cwd + '/plugins.json', (err, obj) ->
			if err
				env.debug 'An error occured: ' + err
				return callback true
			if not obj?
				obj = {}
			for pluginname, pluginversion of obj
				stat = fs.statSync cwd + '/plugins/' + pluginname
				if stat.isDirectory()
					pluginsEngine.load pluginname
			return callback false

	pluginsEngine.list = (callback) ->
		list = []
		jf.readFile env.pluginsEngine.cwd + '/plugins.json', (err, obj) ->
			if err
				env.debug 'An error occured: ' + err
				return callback err
			if obj?
				for key, value of obj
					list.push key
			return callback null, list

	pluginsEngine.run = (name, args, callback) ->
		if typeof args == 'function'	<commit_msg>Added way to load global interface plugins last<commit_after>async = require 'async'
jf = require 'jsonfile'
fs = require 'fs'
colors = require 'colors'

module.exports = (env) ->
	env.debug 'Initializing plugins engine'
	pluginsEngine = {
		plugin: {}
	}
	pluginsEngine.cwd = process.cwd()
	env.plugins = pluginsEngine.plugin
	env.hooks = {
		'connect.auth': []
		'connect.callback': []
		'connect.backend': []
	}
	env.callhook = -> # (name, ..., callback)
		name = Array.prototype.slice.call(arguments)
		args = name.splice(1)
		name = name[0]
		callback = args.splice(-1)
		callback = callback[0]
		return callback() if not env.hooks[name]
		cmds = []
		args[args.length] = null
		for hook in env.hooks[name]
			do (hook) ->
				cmds.push (cb) ->
					args[args.length - 1] = cb
					hook.apply pluginsEngine.data, args
		async.series cmds, callback

	env.addhook = (name, fn) ->
		env.hooks[name] ?= []
		env.hooks[name].push fn

	
	global_interface = undefined
	pluginsEngine.load = (plugin_name) ->
		
		try 
			plugin_data = require(env.pluginsEngine.cwd + '/plugins/' + plugin_name + '/plugin.json')
		catch e
			env.debug 'Error loading plugin.json (' + plugin_name + ')'
			console.log e.message.yellow
			plugin_data = {
				name: plugin_name
			}

		if plugin_data.main?
			prefix = '/' if plugin_data.main[0] != '/'
			plugin_data.main = prefix + plugin_data.main
		else
			plugin_data.main = '/index'

		if not plugin_data.name? or plugin_data.name != plugin_name
			plugin_data.name = plugin_name
		

		if plugin_data.type != 'global-interface'
			loadPlugin(plugin_data)
		else
			global_interface = plugin_data


	loadPlugin = (plugin_data) ->
		env.debug "Loading " + plugin_data.name.blue
		try
			plugin = require(env.pluginsEngine.cwd + '/plugins/' + plugin_data.name + plugin_data.main)(env)
			pluginsEngine.plugin[plugin_data.name] = plugin
		catch e
			env.debug "Error while loading plugin " + plugin_data.name
			env.debug e.message.yellow + ' at line ' + e.lineNumber.red

		

	pluginsEngine.init = (cwd, callback) ->
		env.pluginsEngine.cwd = cwd
		jf.readFile env.pluginsEngine.cwd + '/plugins.json', (err, obj) ->
			if err
				env.debug 'An error occured: ' + err
				return callback true
			if not obj?
				obj = {}
			for pluginname, pluginversion of obj
				stat = fs.statSync cwd + '/plugins/' + pluginname
				if stat.isDirectory()
					pluginsEngine.load pluginname
			if global_interface?
				loadPlugin(global_interface)
			return callback false

	pluginsEngine.list = (callback) ->
		list = []
		jf.readFile env.pluginsEngine.cwd + '/plugins.json', (err, obj) ->
			if err
				env.debug 'An error occured: ' + err
				return callback err
			if obj?
				for key, value of obj
					list.push key
			return callback null, list

	pluginsEngine.run = (name, args, callback) ->
		if typeof args == 'function'	
{'fraction_non_alphanumeric': 0.13348855258051998, 'fraction_numerical': 0.002134264648816453, 'mean_word_length': 3.11741214057508, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 26, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '806408', 'n_tokens_mistral': 1980, 'n_tokens_neox': 1725, 'n_words': 431}