Modulo:Mooc/Template/Unit

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This is the Lua template class to expand the corresponding Wiki template.


local inheritance = require("Modulo:Inheritance");
local Template = inheritance.extend(inheritance.Class);

Template.PATH = 'Mooc/Unit';

function Template:getMessage(key, params)
	--WTF we can not add a new message which we can do using JavaScript
	if key == 'discussion-statistic-num-threads' then
		local numThreads = params[1];
		if numThreads ~= 1 then
			return 'Domande';
		end
		return 'domanda';
	end
	return mw.message.new(key, params):plain();
end

function Template:render(frame, index, mooc)
	local item = index['item'];
	local templateParams = item:getParams();
	self:loadPageContent(mooc, index, templateParams);
	return frame:expandTemplate{ title = self.PATH, args = templateParams };
end

function Template:loadPageContent(mooc, index, templateParams)
	local item = index['item'];
	
	-- administration
	templateParams['section'] = item:getSection();
	templateParams['baseUrl'] = mooc:getBaseUrl();
	templateParams['path'] = item:getPath();
	templateParams['indexUrl'] = mooc:getIndexUrl();
	-- content
	templateParams['title'] = item:getName();
	if templateParams['learningGoals'] == nil then
		templateParams['learningGoals'] = '<div class="empty-section">nessun obbiettivo di apprendimento definito<br>' ..
			'<div class="add-content-hint">Tu puoi <span class="edit-text">definire gli obiettivi di apprendimento</span> qui.<br>' ..
			'In generale puoi usare il bottone di modifica nell\'angolo in alto a destra di una sezione per modificarne il contenuto.</div></div>';
	end
	if templateParams['video'] == nil then
		templateParams['video'] = '<div class="empty-section">Nessun video definito<br>' ..
			'<div class="add-content-hint">Tu puoi <span class="edit-text">definire un video</span> qui.<br>' ..
			'In generale puoi usare il bottone di modifica nell\'angolo alto in a destra di una sezione per modificarne il contenuto.</div></div>';
	elseif templateParams['video']:sub(1, 5) == 'File:' then
		templateParams['video'] = '[[' .. templateParams['video'] .. '|800px]]';
	end
	if templateParams['furtherReading'] == nil then
		templateParams['furtherReading'] = '<div class="empty-section">nessuna ulteriore lettura<br>' ..
			'<div class="add-content-hint">Tu puoi <span class="edit-text">definire un\'ulteriore lettura</span> qui.<br>' ..
			'In generale puoi usare il bottone di modifica nell\'angolo alto in a destra di una sezione per modificarne il contenuto.</div></div>';
	end
	-- subpage URLs
	self:loadUrls(item, templateParams);
	-- section navigation
	self:loadSectionNavigation(item, templateParams);
	-- navigation
	self:loadNavigation(index, templateParams);
	self:loadLocalNavigation(index, templateParams);
end

function Template:loadUrls(item, templateParams)--TODO: remove function
	local url = item:getUrl();
	templateParams["learningGoalsUrl"] = url .. "/learningGoals";
	templateParams["furtherReadingUrl"] = url .. "/furtherReading";
	templateParams["scriptUrl"] = url .. "/script";
	templateParams["quizUrl"] = url .. "/quiz";
end

local function isItemInTree(targetItem, crrItem)
	if targetItem == crrItem then
		return true;
	end
	local parent = targetItem:getParent();
	if parent ~= nil then
		return isItemInTree(parent, crrItem);
	end
	return false;
end

function Template:loadNavigation(index, templateParams)
	local item = index["item"];
	local root = index['navigation'];

	local navContainer = mw.html.create('div');
	navContainer:attr('id', 'navigation');
	navContainer:addClass('border-box');
	local nHeaderWrapper = navContainer:tag('div'):addClass('header-wrapper'):addClass('border-box');
	local nHeader = nHeaderWrapper:tag('div'):addClass('header');
	nHeader:wikitext('[[File:Wikiversity-Mooc-Icon-Navigation.svg|32x32px|link=]]');
	nHeader:tag('div'):wikitext('Navigazione');
	local navItems = navContainer:tag('ol');
	if (root:getChildren() ~= nil) then
		for _,crrItem in ipairs(root:getChildren()) do
			local itemLinkNode = self:renderItemLink(crrItem, 2, isItemInTree(item, crrItem));
			navItems:node(itemLinkNode);
		end
	end
	
	templateParams['navigation'] = tostring(navContainer);
end

function Template:loadSectionNavigation(item, templateParams)
	local url = item:getUrl();
	local nNav = mw.html.create('div'):attr('id', 'item-navigation'):addClass('border-box');
	nNav:node(self:renderSectionLink(url, 'learningGoals'));
	nNav:node(self:renderSectionLink(url, 'video'));
	nNav:node(self:renderSectionLink(url, 'script'));
	nNav:node(self:renderSectionLink(url, 'quiz'));
	nNav:node(self:renderSectionLink(url, 'furtherReading'));
	nNav:node(self:renderSectionLink(url, 'discussion'));
	templateParams['sectionNavigation'] = tostring(nNav);
end

function Template:getSectionIcon(sectionId)
	local iconText = '[[File:';
	if sectionId == 'learningGoals' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Learning-goals.svg';
	elseif sectionId == 'video' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Video.svg';
	elseif sectionId == 'script' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Script.svg';
	elseif sectionId == 'quiz' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Quiz.svg';
	elseif sectionId == 'units' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Associated-units.svg';
	elseif sectionId == 'lessons' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Associated-units.svg';
	elseif sectionId == 'furtherReading' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Further-readings.svg';
	elseif sectionId == 'discussion' then
		iconText = iconText .. 'Wikiversity-Mooc-Icon-Discussion.svg';
	else
		return nil;
	end
	return iconText .. '|23x23px|link=]]';
end
function Template:getSectionKey(sectionId)
	return sectionId;
end
function Template:getSectionName(sectionId)
	if sectionId == 'learningGoals' then
		return 'Obiettivi di apprendimento';
	elseif sectionId == 'video' then
		return 'Video';
	elseif sectionId == 'script' then
		return 'Script';
	elseif sectionId == 'quiz' then
		return 'Quiz';
	elseif sectionId == 'units' then
		return 'Unità associate';
	elseif sectionId == 'lessons' then
		return 'Lezioni';
	elseif sectionId == 'furtherReading' then
		return 'Ulteriori letture';
	elseif sectionId == 'discussion' then
		return 'Discussione';
	else
		return sectionId;
	end
end

function Template:renderSectionLink(url, sectionId)
	local nSectionLinkWrapper = mw.html.create('div'):addClass('section-link-wrapper'):addClass('border-box'):attr('id', 'section-link-' .. self:getSectionKey(sectionId));
	nSectionLinkWrapper:wikitext(self:getSectionIcon(sectionId));
	nSectionLinkWrapper:wikitext('[[' .. url .. '#' .. self:getSectionKey(sectionId) .. '|' .. self:getSectionName(sectionId) .. ']]');
	return nSectionLinkWrapper;
end

function Template:renderItemLink(item, depth, expand)
	local params = item:getParams();
	local node = mw.html.create('li');
	node:addClass('title');

	-- link title
	local title = mw.html.create('span');
	title:wikitext(item:getName());
	if params['learningGoals'] ~= nil then
		title:attr('title', params['learningGoals']);
	else
		title:attr('title', 'nessun obiettivo d\'apprendimento definito');
	end
	
	node:wikitext('[[' .. item:getUrl() .. '|' .. tostring(title) .. ']]');
	
	-- children
	if depth > 1 and item:getChildren() ~= nil then
		local navItems = node:tag('ol');
		
		for _,child in ipairs(item:getChildren()) do
			local childLinkNode = self:renderItemLink(child, depth - 1);
			navItems:node(childLinkNode);
		end
		
		if expand == false then
			navItems:css('display', 'none');
		end
	end
	
	return node;
end

function Template:renderChildUnit(unit)
	local params = unit:getParams();
	local url = unit:getUrl();
	local nUnit = mw.html.create('div');
	nUnit:addClass('unit');
	
	-- video bar
	local video = params['video'];
	local nVideoBar = nUnit:tag('div'):addClass('video-bar');
	local nVideo = nVideoBar:tag('div'):addClass('video');
	if video and string.sub(video, 1, 5) == 'File:' then
		nVideo:wikitext('[[' .. video .. '|frameless|300x170px|link=' .. url .. ']]');
	else
		local text = 'nessun video disponibile';
		if video then
			text = video;
		end
		nVideo:tag('div'):tag('span'):wikitext(text);
	end
	
	-- unit content
	local nContent = nUnit:tag('div'):addClass('content');
	
	-- icon bar
	local nIconBar = nContent:tag('div'):addClass('icon-bar');
	nIconBar:node(self:renderIconBar(unit));
		
	-- discussion stats
	nContent:node(self:renderDiscussionStats(unit));
	
	-- unit title
	nContent:tag('div'):addClass('title'):wikitext('[[' .. url .. '|' .. unit:getName() .. ']]');
	--WTF we can not use h-tags, we COULD add by expanding a template
		
	-- learning goals
	local learningGoals = params['learningGoals'];
	local nLearningGoals = nContent:tag('div'):addClass('learning-goals');
	if learningGoals ~= nil then
		nLearningGoals:wikitext('\n' .. learningGoals);
	else
		nLearningGoals:wikitext('nessun obiettivo d\'apprendimento definito');
	end
		
	return nUnit;
end

function Template:renderIconBar(unit)
	local params = unit:getParams();
	local url = unit:getUrl();
	local nIcons = mw.html.create('ul');
	local iconSize = '32x32px';
	
	-- video icon
	local video = params['video'];
	local nIconVideo = nIcons:tag('li');
	nIconVideo:wikitext('[[File:Wikiversity-Mooc-Icon-Video.svg|' .. iconSize .. '|link=' .. url .. '#video|vai al video]]');
	if video == nil then
		nIconVideo:addClass('disabled');
	end
	
	local nIconDownloadVideo = nIcons:tag('li');
	if video ~= nil then
		if string.sub(video, 1, 5) == 'File:' then
			nIconDownloadVideo:wikitext('[[File:Wikiversity-Mooc-Icon-Download.svg|' .. iconSize .. '|link=' .. video .. '|scarica il video]]');
		else
			nIconDownloadVideo:addClass('disabled'):wikitext('[[File:Wikiversity-Mooc-Icon-Download.svg|' .. iconSize .. '|link=|non puoi scaricare il video]]');
		end
	else
		nIconDownloadVideo:addClass('disabled'):wikitext('[[File:Wikiversity-Mooc-Icon-Download.svg|' .. iconSize .. '|link=|nussun video da scaricare]]');
	end
	
	-- script icon
	local nIconScript = nIcons:tag('li');
	nIconScript:wikitext('[[File:Wikiversity-Mooc-Icon-Script.svg|' .. iconSize .. '|link=' .. url .. '#script|vai allo script]]');
	
	-- quiz icon
	local nIconQuiz = nIcons:tag('li');
	nIconQuiz:wikitext('[[File:Wikiversity-Mooc-Icon-Quiz.svg|' .. iconSize .. '|link=' .. url .. '#quiz|vai ai quiz]]');
	
	return nIcons;
end

function Template:renderDiscussionStats(unit)
	local params = unit:getParams();
	local url = unit:getUrl();
	local numThreads = tonumber(params['numThreads']);
	if numThreads == nil then
		numThreads = 0;
	end
	local numThreadsOpen = tonumber(params['numThreadsOpen']);
	if numThreadsOpen == nil then
		numThreadsOpen = 0;
	end
	
	local nDisStatWrapper = mw.html.create('div'):addClass('discussion-statistic-wrapper'):css('display', 'none');
	local nDiscussionStatistic = nDisStatWrapper:tag('div'):addClass('discussion-statistic');
	local nIconDiscussion = nDiscussionStatistic:tag('div'):addClass('icon');
	nIconDiscussion:wikitext('[[File:Wikiversity-Mooc-Icon-Discussion.svg|48x48px|link=' .. url .. '#discussion|vai alla discussione]]');
	
	local nStatisticNumThreadsOpen = nDiscussionStatistic:tag('div'):addClass('stat-row');
	nStatisticNumThreadsOpen:tag('div'):addClass('num'):wikitext(numThreadsOpen);
	nStatisticNumThreadsOpen:tag('div'):addClass('title'):wikitext('Aperte');
	local nStatisticNumThreads = nDiscussionStatistic:tag('div'):addClass('stat-row');
	nStatisticNumThreads:tag('div'):addClass('num'):wikitext(numThreads);
	nStatisticNumThreads:tag('div'):addClass('title'):wikitext(self:getMessage('discussion-statistic-num-threads', { numThreads }));
	if numThreadsOpen > 0 then
		nIconDiscussion:addClass('hasNew');
		nStatisticNumThreadsOpen:addClass('unanswered');
	end
	nDisStatWrapper:tag('span'):addClass('img-arrow'):wikitext('[[File:MoocDiscussionStatArrow.png|7x13px|link=|arrow]]');
	
	return nDisStatWrapper;
end

function Template:loadLocalNavigation(index, templateParams)
	local previousItem = index['previous'];
	local nextItem = index['next'];
	
	local navContainer = mw.html.create('div');
	navContainer:attr('id', 'local-navigation');
	if previousItem ~= nil then
		local previousNode = self:renderUnitLink(previousItem);
		previousNode:addClass('previous');
		navContainer:node(previousNode);
	end
	if nextItem ~= nil then
		local nextNode = self:renderUnitLink(nextItem);
		nextNode:addClass('next');
		navContainer:node(nextNode);
	end
	templateParams['localNavigation'] = tostring(navContainer);
end

function Template:renderUnitLink(unit)
	local params = unit:getParams();
	local node = mw.html.create('div');
	local url = unit:getUrl();

	-- video
	local video = node:tag('div');
	video:addClass('video');
	if params["video"] then
		if string.sub(params["video"], 1, 5) == 'File:' then
			video:wikitext('[[' .. params['video'] .. '|frameless|300x170px|link=' .. url .. ']]');
		else
			video:tag('div'):tag('span'):wikitext(params["video"]);
		end
	else
		video:tag('div'):tag('span'):wikitext("nessun video disponibile");
	end

	-- unit
	local title = node:tag('div');
	title:addClass('title');
	title:wikitext('[[' .. url .. '|' .. unit:getName() .. ']]');

	return node;
end

return Template;