Module:HonorTabs

Documentation for this module may be created at Module:HonorTabs/doc

local p = {}
local honorUtils = require ( "Module:HonorUtils" )
local utilities = require ( "Module:Utilities" )
local C_srcIsNotHonor = false

function p.generateHonorTabs( frame )
	local parentFrame = frame:getParent()
	mw.log('HonorTabs.generateHonorTabs (frame:getTitle): '..frame:getTitle())
	mw.log('HonorTabs.generateHonorTabs (parentFrame:getTitle): '..parentFrame:getTitle())
	local landingPage = parentFrame.args['landingPage']
	if landingPage == nil or landingPage == '' then
		landingPage = frame:expandTemplate{ title='GetHonorLandingPage' }
		landingPage = mw.ustring.gsub(landingPage,"[\n\r]", "")
	end
	
	local langSuffix = frame:expandTemplate{ title='GetLangSuffix' }
	tVariants = honorUtils.getVariantsData( frame, landingPage )
	
	local strActPageTitle = mw.title.getCurrentTitle().text
	local bIsLandingPage = false
	if ( strActPageTitle == landingPage ) then
		bIsLandingPage = true
	end
	
	local tActVariantInfo = honorUtils.getActVariantInfo( frame )
	local bbIsRequirementsPage	= false
	local bIsAnswerKeyPage		= false
	local bIsLessonPlansPage	= false
	local bIsWorksheetPage		= false
	if (tActVariantInfo ~= nil) then
		if (tActVariantInfo['subPage'] == 'Requirements') then
			bIsRequirementsPage	= true
		elseif (tActVariantInfo['subPage'] == 'Answer Key') then
			bIsAnswerKeyPage    = true
			-- if the langsuffix is empty and the variant has an source language set
			-- then we should use that one if my thoughts are correct
			if ((langSuffix == nil or langSuffix == '') and 
				tVariants ~= nil and tVariants['answers'] ~= nil) then
				local variantNumber = tActVariantInfo['variantNumber']
				local srcLangSuffix = tVariants['answers'][variantNumber]['srcLangSuffix']
				mw.log('HonorTabs.generateHonorTabs: Set the langSuffix to the source language of the answer key page. srcLangSuffix: '..srcLangSuffix)
				langSuffix = srcLangSuffix
				end
		elseif (tActVariantInfo['subPage'] == 'Lesson Plans') then
			bIsLessonPlansPage = true
		elseif (tActVariantInfo['subPage'] == 'Worksheet') then
			bIsWorksheetPage   = true
		end
	end
	
	local tTabsData = convertVariantsToTabs( frame, tVariants, landingPage, langSuffix )
	local tCrosslinkhonors = honorUtils.getCrosslinkhonorsData( frame, landingPage )
	local tCrosslinkhonorsTabs = convertCrosslinkhonorsToTabs( frame, tCrosslinkhonors, tVariants, landingPage, langSuffix )
	
	tTabsData = mergeTabsData( tTabsData, tCrosslinkhonorsTabs )
	
	local HTMLCodeString = ""
	-- create the overview tab
	HTMLCodeString = HTMLCodeString .. createDropdownTab( frame, tTabsData['overview'], 'Overview', 'Ove', bIsLandingPage)
	-- create requirement tab
	HTMLCodeString = HTMLCodeString .. createDropdownTab( frame, tTabsData['requirements'], 'Requirements', 'Req', bIsRequirementsPage)
	-- create answer variants tab
	HTMLCodeString = HTMLCodeString .. createDropdownTab( frame, tTabsData['answers'], 'Answer Key', 'Ans', bIsAnswerKeyPage)
	if (utilities.isSysOp() == true) then
		-- create lesson plans tab
		HTMLCodeString = HTMLCodeString .. createDropdownTab( frame, tTabsData['lessonPlans'], 'Lesson Plans', 'lesPlans', bIsLessonPlansPage)
		-- create worksheets tab
		HTMLCodeString = HTMLCodeString .. createDropdownTab( frame, tTabsData['worksheets'], 'Worksheet', 'work', bIsWorksheetPage)
	end
	
	local tabContainer = mw.html.create( 'ul' )
	tabContainer
		:attr( 'id', 'honor-nav' )
		:attr( 'class', 'noprint')
		:wikitext( HTMLCodeString )
	return tostring( tabContainer )
end

function mergeTabsData( tVariantsTabs, tCrosslinkhonorsTabs )
	tTabs = initializeTabStruct()
	tTabs.overview		= utilities.concatTable(tTabs.overview, tVariantsTabs.overview)
	tTabs.requirements	= utilities.concatTable(tTabs.requirements, tVariantsTabs.requirements)
	tTabs.answers		= utilities.concatTable(tTabs.answers, tVariantsTabs.answers)
	tTabs.lessonPlans	= utilities.concatTable(tTabs.lessonPlans, tVariantsTabs.lessonPlans)
	tTabs.worksheets	= utilities.concatTable(tTabs.worksheets, tVariantsTabs.worksheets)
	
	if (tCrosslinkhonorsTabs.overview ~= nil and tCrosslinkhonorsTabs.overview[1] ~= nil) then
		tCrosslinkhonorsTabs.overview[1].showSeperatorInfront = true
		tTabs.overview = utilities.concatTable(tTabs.overview, tCrosslinkhonorsTabs.overview)
	end
	if (tCrosslinkhonorsTabs.requirements ~= nil and tCrosslinkhonorsTabs.requirements[1] ~= nil) then
		tCrosslinkhonorsTabs.requirements[1].showSeperatorInfront = true
		tTabs.requirements = utilities.concatTable(tTabs.requirements, tCrosslinkhonorsTabs.requirements)
	end
	if (tCrosslinkhonorsTabs.answers ~= nil and tCrosslinkhonorsTabs.answers[1] ~= nil) then
		tCrosslinkhonorsTabs.answers[1].showSeperatorInfront = true
		tTabs.answers = utilities.concatTable(tTabs.answers, tCrosslinkhonorsTabs.answers)
	end
	if (tCrosslinkhonorsTabs.lessonPlans ~= nil and tCrosslinkhonorsTabs.lessonPlans[1] ~= nil) then
		tCrosslinkhonorsTabs.lessonPlans[1].showSeperatorInfront = true
		tTabs.lessonPlans = utilities.concatTable(tTabs.lessonPlans, tCrosslinkhonorsTabs.lessonPlans)
	end
	if (tCrosslinkhonorsTabs.worksheets ~= nil and tCrosslinkhonorsTabs.worksheets[1] ~= nil) then
		tCrosslinkhonorsTabs.worksheets[1].showSeperatorInfront = true
		tTabs.worksheets = utilities.concatTable(tTabs.worksheets, tCrosslinkhonorsTabs.worksheets)
	end
	
	return tTabs
end

function convertVariantsToTabs( frame, tVariants, landingPage, langSuffix )
	mw.log('HonorTabs.convertVariantsToTabs: Start converting!')
	tTabs = initializeTabStruct()
	local strDefaultLinkTitle = ''
	if ( tVariants == nil ) then
		mw.log('HonorTabs.convertVariantsToTabs: invalid Variants table (nil)!')
		return nil;
	end
	if ( tVariants['requirements'] == nil ) then
		mw.log('HonorTabs.convertVariantsToTabs: No Requirement Variants! Create default Tab.')
		local pageTitle = landingPage..'/Requirements'..langSuffix
		local linkTitle = utilities.localize( 'GC', 'Authorities' )
		strDefaultLinkTitle = linkTitle
		-- check if Localization returned something, if not set the original string
		if ( linkTitle == '' ) then
			linkTitle = 'Requirements'
		end
		tTabs['requirements'][1] = {
			pageTitle = pageTitle,
			linkTitle = linkTitle,
			wikiLink = '[['..pageTitle..'|'..linkTitle..']]'
		}
	else
		mw.log('HonorTabs.convertVariantsToTabs: '..#tVariants['requirements']..' Requriement Variants to convert!')
		for varKey, variant in pairs(tVariants['requirements']) do
			local linkTitle = ""
			if ( variant['authorities'] == nil ) then
				mw.log('HonorTabs.convertVariantsToTabs: Invalid Requirement Variant (Authorities)!')
			else
				for authorityKey, authority in pairs(variant['authorities']) do
					if ( #linkTitle > 0 ) then
						linkTitle = linkTitle..' & '..authority['translated']
					else
						linkTitle = authority['translated']
					end
					-- add authority to the ovierview/lesson plans/worksheets link title
					if ( #strDefaultLinkTitle > 0 ) then
						strDefaultLinkTitle = strDefaultLinkTitle..' & '..authority['translated']
					else
						strDefaultLinkTitle = authority['translated']
					end
				end
			end
			local strVariantNumber = ''
			-- add number only for variants bigger than 1
			if varKey > 1 then
				strVariantNumber = '_'..varKey
			end
			local pageTitle = landingPage..'/Requirements'..strVariantNumber..langSuffix
			tTabs['requirements'][varKey] = {
				pageTitle = pageTitle,
				linkTitle = linkTitle,
				wikiLink = '[['..pageTitle..'|'..linkTitle..']]'
			}
			mw.log('HonorTabs.convertVariantsToTabs (Tab URL '..varKey..': '..tTabs['requirements'][varKey]['wikiLink'])
		end
		mw.log('HonorTabs.convertVariantsToTabs: '..#tTabs['requirements']..' Requirement Variants were converted to Tabs!')
	end
	if ( tVariants['answers'] == nil ) then
		mw.log('HonorTabs.convertVariantsToTabs: No Answer Variants! Check if there is a Requirement Variant to get the Authority.')
		local linkTitle = ''
		if ( tVariants['requirements'] ~= nil ) then
			-- as no answer variant is defined we just use the first requirement variant of the honor
			local reqVariant = tVariants['requirements'][1]
			if (reqVariant['authorities'] ~= nil ) then
				for authorityKey, authority in pairs(reqVariant['authorities']) do
					if ( #linkTitle > 0 ) then
						linkTitle = linkTitle..' & '..authority['translated']
					else
						linkTitle = authority['translated']
					end
				end
			end
		end
		
		if ( linkTitle == '' ) then
			mw.log('HonorTabs.convertVariantsToTabs: No Requirement Variants to set answer variants text, so default to GC!')
			linkTitle = utilities.localize( 'GC', 'Authorities' )
		end
		local pageTitle = landingPage..'/Answer_Key'..langSuffix
		tTabs['answers'][1] = {
			pageTitle = pageTitle,
			linkTitle = linkTitle,
			wikiLink = '[['..pageTitle..'|'..linkTitle..']]'
		}
	else
		mw.log('HonorTabs.convertVariantsToTabs: '..#tVariants['answers']..' Answer Variants to convert!')
		for varKey, variant in pairs(tVariants['answers']) do
			local linkTitle = ""
			if ( variant['countries'] == nil or variant['countries']['split'] == nil) then
				mw.log('HonorTabs.convertVariantsToTabs: There are probably no Countries defined or something went horribly wrong!')
			else
				for countryKey, country in pairs(variant['countries']['split']) do
					if ( #linkTitle > 0 ) then
						linkTitle = linkTitle..' & '..country['translated']
					else
						linkTitle = country['translated']
					end
				end
			end
			if ( variant['authority'] == nil ) then
				mw.log('HonorTabs.convertVariantsToTabs: No Authority for this variant!')
			else
				mw.log('HonorTabs.convertVariantsToTabs (variant["authority"]): '..variant['authority'])
				-- get the authority
				local authority = tVariants['requirements'][tonumber(variant['authority'])]['authorities'][1]['translated']
				-- check if there are countries if not, parentheses are not needed
				if ( linkTitle == '' ) then
					linkTitle = authority
				else
					-- if there is only one requirement variant, don't show the authority (it's the only one available)
					if ( #tTabs['requirements'] > 1 ) then
						linkTitle = linkTitle..' ('..authority..')'
					else
						mw.log("HonorTabs.convertVariantsToTabs: Authority wasn't added, because there is only one!")
					end
				end
			end
			local strVariantNumber = ''
			-- add number only for variants bigger than 1
			if varKey > 1 then
				strVariantNumber = '_'..varKey
			end
			local locLangSuffix = langSuffix
			if ( variant['srcLangSuffix'] == locLangSuffix ) then
				-- Source Language of the answer key is the same than the content language in use
				-- that the link doesn't lead to the copy of the translation extension
				-- the langSuffix needs to be removed
				locLangSuffix = ''
			elseif ( variant['srcLangSuffix'] ~= '' and locLangSuffix == '' ) then
				-- Source Language is set and locLangSuffix is an empty string
				-- as the locLangSuffix is empty the current content language is english
				-- so we need to add /en to the link of this variant because it's source language
				-- is NOT english (source language pages have NO language suffix)
				locLangSuffix = '/en'
			end
			local pageTitle = landingPage..'/Answer_Key'..strVariantNumber..locLangSuffix
			tTabs['answers'][varKey] = {
				pageTitle = pageTitle,
				linkTitle = linkTitle,
				wikiLink = '[['..pageTitle..'|'..linkTitle..']]'
			}
			mw.log('HonorTabs.convertVariantsToTabs (Tab URL '..varKey..': '..tTabs['answers'][varKey]['wikiLink'])
		end
		mw.log('HonorTabs.convertVariantsToTabs: '..#tTabs['answers']..' Answer Variants were converted to Tabs!')
	end
	
	local tDefaultTabs = {
		{
			subPage = '', --overview or landingPage
			tabsTableName = 'overview'
		},
		{
			subPage = '/Lesson Plans',
			tabsTableName = 'lessonPlans'
		},
		{
			subPage = '/Worksheets',
			tabsTableName = 'worksheets'
		}
	}
	for i=1, #tDefaultTabs do
		local tDefaultTabData = {
			pageTitle = landingPage..tDefaultTabs[i].subPage..langSuffix,
			linkTitle = strDefaultLinkTitle,
			wikiLink = '[['..landingPage..tDefaultTabs[i].subPage..langSuffix..'|'..strDefaultLinkTitle..']]'
		}
		table.insert(tTabs[tDefaultTabs[i].tabsTableName], tDefaultTabData)
	end
	return tTabs
end

function convertCrosslinkhonorsToTabs( frame, tCrosslinkhonors, tVariants, landingPage, langSuffix )
	mw.log('HonorTabs.convertCrosslinkhonorsToTabs: Start converting!')
	tTabs = initializeTabStruct()
	if ( tCrosslinkhonors == nil or #tCrosslinkhonors <= 0 ) then
		mw.log('HonorTabs.convertCrosslinkhonorsToTabs: No Crosslinkhonors to convert!')
		return tTabs
	end
	--clh = crosslinkhonor
	for clhKey, crosslinkhonor in pairs(tCrosslinkhonors) do
		if (crosslinkhonor.tVariants == nil) then
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs: Crosslinkhonor has no Variants!')
		end
		mw.log('HonorTabs.convertCrosslinkhonorsToTabs (crosslinkhonor.name): '..crosslinkhonor.name)
		strClhLandingPage = frame:expandTemplate{ 
			title='GetHonorLandingPage', 
			args = { honor = crosslinkhonor.name } 
		}
		mw.log('HonorTabs.convertCrosslinkhonorsToTabs (strClhLandingPage): '..strClhLandingPage)
		
		local strClhDefaultLinkTitle = ''
		if ( crosslinkhonor.tVariants['requirements'] == nil ) then
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs: No Requirement Variants! Create default entry.')
			local strDefaultAuth = utilities.localize( 'GC', 'Authorities' )
			strClhDefaultLinkTitle = strDefaultAuth
			local pageTitle = strClhLandingPage..'/Requirements'..langSuffix
			table.insert(tTabs.requirements, {
				pageTitle = pageTitle,
				linkTitle = strDefaultAuth,
				wikiLink = '[['..pageTitle..'|'..strDefaultAuth..']]'
			})
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs (requirement default pageTitle): '..pageTitle)
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs (requirement default linkTitle): '..strDefaultAuth)
		else
			for varKey, variant in pairs(crosslinkhonor.tVariants['requirements']) do
				local linkTitle = ""
				if ( variant['authorities'] == nil ) then
					mw.log('HonorTabs.convertCrosslinkhonorsToTabs: Invalid Requirement Variant (Authorities)!')
				else
					for authorityKey, authority in pairs(variant['authorities']) do
						if ( #linkTitle > 0 ) then
							linkTitle = linkTitle..' & '..authority['translated']
						else
							linkTitle = authority['translated']
						end
						-- add authority to the ovierview/lesson plans/worksheets link title
						if ( #strClhDefaultLinkTitle > 0 ) then
							strClhDefaultLinkTitle = strClhDefaultLinkTitle..' & '..authority['translated']
						else
							strClhDefaultLinkTitle = authority['translated']
						end
					end
				end
				
				local strVariantNumber = ''
				-- add number only for variants bigger than 1
				if varKey > 1 then
					strVariantNumber = '_'..varKey
				end
				
				local pageTitle = strClhLandingPage..'/Requirements'..strVariantNumber..langSuffix
				table.insert(tTabs.requirements, {
					pageTitle = pageTitle,
					linkTitle = linkTitle,
					wikiLink = '[['..pageTitle..'|'..linkTitle..']]',
				})
				mw.log('HonorTabs.convertCrosslinkhonorsToTabs (requirement '..varKey..' pageTitle): '..pageTitle)
				mw.log('HonorTabs.convertCrosslinkhonorsToTabs (requirement '..varKey..' linkTitle): '..linkTitle)
			end
		end
		
		if ( crosslinkhonor.tVariants['answers'] == nil ) then
			local linkTitle = ''
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs: No Answer Variants! Check if there is a Requirement Variant to get the Authority.')
			if ( crosslinkhonor.tVariants['requirements'] ~= nil ) then
				-- as no answer variant is defined we just use the first requirement variant of the honor
				local reqVariant = crosslinkhonor.tVariants['requirements'][1]
				if (reqVariant['authorities'] ~= nil ) then
					for authorityKey, authority in pairs(reqVariant['authorities']) do
						if ( #linkTitle > 0 ) then
							linkTitle = linkTitle..' & '..authority['translated']
						else
							linkTitle = authority['translated']
						end
					end
				end
			end
			
			if ( linkTitle == '' ) then
				mw.log('HonorTabs.convertCrosslinkhonorsToTabs: No Requirement Variants to set answer variants text, so default to GC!')
				linkTitle = utilities.localize( 'GC', 'Authorities' )
			end
			local pageTitle = strClhLandingPage..'/Answer Key'..langSuffix
			table.insert(tTabs.answers, {
				pageTitle = pageTitle,
				linkTitle = linkTitle,
				wikiLink = '[['..pageTitle..'|'..linkTitle..']]',
			})
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs (answer default pageTitle): '..pageTitle)
			mw.log('HonorTabs.convertCrosslinkhonorsToTabs (answer default linkTitle): '..linkTitle)
		else
			for varKey, variant in pairs(crosslinkhonor.tVariants['answers']) do
				local linkTitle = ''
				if ( variant['countries'] == nil or variant['countries']['split'] == nil) then
					mw.log('HonorTabs.convertCrosslinkhonorsToTabs: There are probably no Countries defined or something went horribly wrong!')
				else
					for countryKey, country in pairs(variant['countries']['split']) do
						if ( #linkTitle > 0 ) then
							linkTitle = linkTitle..' & '..country['translated']
						else
							linkTitle = country['translated']
						end
					end
				end
				if ( variant['authority'] == nil ) then
					mw.log('HonorTabs.convertCrosslinkhonorsToTabs: No Authority for this variant!')
				else
					mw.log('HonorTabs.convertCrosslinkhonorsToTabs (variant["authority"]): '..variant['authority'])
					-- get the authority
					mw.log('*DEBUG* '..tostring(crosslinkhonor.tVariants['requirements']))
					mw.log('*DEBUG* '..tostring(#crosslinkhonor.tVariants['requirements']))
					mw.log('*DEBUG* '..tostring(crosslinkhonor.tVariants['requirements'][tonumber(variant['authority'])]))
					mw.log('*DEBUG* '..tostring(crosslinkhonor.tVariants['requirements'][tonumber(variant['authority'])]['authorities']))
					mw.log('*DEBUG* '..tostring(crosslinkhonor.tVariants['requirements'][tonumber(variant['authority'])]['authorities'][1]))
					mw.log('*DEBUG* '..tostring(crosslinkhonor.tVariants['requirements'][tonumber(variant['authority'])]['authorities'][1]['translated']))
					local authority = crosslinkhonor.tVariants['requirements'][tonumber(variant['authority'])]['authorities'][1]['translated']
					-- check if there are countries if not, parentheses are not needed
					if ( linkTitle == '' ) then
						linkTitle = authority
					else
						linkTitle = linkTitle..' ('..authority..')'
					end
				end
				local strVariantNumber = ''
				-- add number only for variants bigger than 1
				if varKey > 1 then
					strVariantNumber = '_'..varKey
				end
				local locLangSuffix = langSuffix
				if ( variant['srcLangSuffix'] == locLangSuffix ) then
					-- Source Language of the answer key is the same than the content language in use
					-- that the link doesn't lead to the copy of the translation extension
					-- the langSuffix needs to be removed
					locLangSuffix = ''
				elseif ( variant['srcLangSuffix'] ~= '' and locLangSuffix == '' ) then
					-- Source Language is set and locLangSuffix is an empty string
					-- as the locLangSuffix is empty the current content language is english
					-- so we need to add /en to the link of this variant because it's source language
					-- is NOT english (source language pages have NO language suffix)
					locLangSuffix = '/en'
				end
				local pageTitle = landingPage..'/Answer_Key'..strVariantNumber..locLangSuffix
				table.insert(tTabs.answers, {
					pageTitle = pageTitle,
					linkTitle = linkTitle,
					wikiLink = '[['..pageTitle..'|'..linkTitle..']]'
				})
				mw.log('HonorTabs.convertCrosslinkhonorsToTabs (answer '..varKey..' pageTitle): '..pageTitle)
				mw.log('HonorTabs.convertCrosslinkhonorsToTabs (answer '..varKey..' linkTitle): '..linkTitle)
			end
		end
	
		local tDefaultTabs = {
			{
				subPage = '', --overview or landingPage
				tabsTableName = 'overview'
			},
			{
				subPage = '/Lesson Plans',
				tabsTableName = 'lessonPlans'
			},
			{
				subPage = '/Worksheets',
				tabsTableName = 'worksheets'
			}
		}
		for i=1, #tDefaultTabs do
			local tDefaultTabData = {
				pageTitle = strClhLandingPage..tDefaultTabs[i].subPage..langSuffix,
				linkTitle = strClhDefaultLinkTitle,
				wikiLink = '[['..strClhLandingPage..tDefaultTabs[i].subPage..langSuffix..'|'..strClhDefaultLinkTitle..']]'
			}
			table.insert(tTabs[tDefaultTabs[i].tabsTableName], tDefaultTabData)
		end
	end
	return tTabs
end

function createSimpleTab( wikiLink )
	local HTMLCode = mw.html.create( 'li' )
	HTMLCode
		:addClass( 'honor-nav-item' )
		:wikitext( wikiLink )
	return tostring( HTMLCode )
end

function createDropdownTab ( frame, tConfig, text, id, isSelflink )
	local HTMLCode = ""
	local HTMLCodeString = ""
	if ( tConfig == nil ) then
		mw.log('HonorTabs.createDropdownTab: Invalid Tab Config (nil)!')
	elseif ( #tConfig < 1 ) then
		mw.log('HonorTabs.createDropdownTab: Invalid Tab Config (< 1)!')
	elseif ( #tConfig == 1 ) then
		mw.log('HonorTabs.createDropdownTab (num, text, id, isSelflink): 1 Option, '..text..', '..id..', '..tostring(isSelflink))
		local transText = utilities.localize( text )
		-- check if Localization returned something, if not set the original string
		if ( transText == '' ) then
			transText = text
		end
		HTMLCodeString = createSimpleTab( '[['..tConfig[1].pageTitle..'|'..transText..']]' )
	else
		mw.log('HonorTabs.createDropdownTab (num, text, id, isSelflink): '..#tConfig..' Options, '..text..', '..id..', '..tostring(isSelflink))
		-- now there should be more then 1 variants
		local HTMLTabParent = mw.html.create( 'li' )
		local buttonArgs = {}
		buttonArgs['tagname'] = 'button'
		buttonArgs['class'] = 'dropdown-toggle'
		if (isSelflink == true) then
			buttonArgs['class'] = buttonArgs['class'] .. ' selflink'
		end
		buttonArgs['type'] = 'button'
		buttonArgs['id'] = 'dropdown'..id..'Keys'
		buttonArgs['data-toggle'] = 'dropdown'
		buttonArgs['aria-haspopup'] = 'true'
		buttonArgs['aria-expanded'] = 'false'
		buttonText = utilities.localize( text )
		-- check if Localization returned something, if not set the original string
		if ( buttonText == '' ) then
			buttonText = text
		end
		local dropdownButton = frame:extensionTag('htmltag', buttonText, buttonArgs)
		HTMLTabParent
			:addClass( 'honor-nav-item' )
			:addClass( 'dropdown' )
			:wikitext( dropdownButton )
		
		HTMLVariantsContainer = mw.html.create( 'div' )
		HTMLVariantsContainer
			:addClass( 'dropdown-menu' )
			:attr( 'aria-labelledby', 'dropdown'..id..'Keys')
		for key, tab in pairs(tConfig) do
			if (tab.showSeperatorInfront == true) then
				HTMLSeperator = mw.html.create( 'div' )
				HTMLSeperator
					:addClass('dropdown-divider')
				HTMLVariantsContainer:node( HTMLSeperator )
			end
			HTMLVariantLink = mw.html.create( 'span' )
			HTMLVariantLink
				:addClass( 'dropdown-item' )
				:wikitext( tab.wikiLink )
				:done()
			HTMLVariantsContainer:node( HTMLVariantLink )
		end
		HTMLVariantsContainer:done()
		HTMLTabParent:node( HTMLVariantsContainer )
		HTMLCodeString = tostring( HTMLTabParent )
	end
	return HTMLCodeString
end
		
function generateTabURL( frame, page, langSuffix, text )
	-- check inputs
	if ( page == nil or page == "" ) then return 'fatal error' end
	
	local transText = utilities.localize( text )
	-- check if Localization returned something, if not set the original string
	if ( transText == '' ) then
		transText = text
	end
	
	return '[[' .. page .. langSuffix .. '|' .. transText .. ']]'
end

function initializeTabStruct()
	return {
		overview = {},
		answers = {},
		requirements = {},
		lessonPlans = {},
		worksheets = {}
	}
end

return p