Module:NewsSearch

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

local getArgs = require('Module:Arguments').getArgs
local News = require('Module:NewsItem')
local cargo = mw.ext.cargo

local limit = 100000

local NewsSearch = {}

function NewsSearch.main(frame)
	local args = getArgs(frame)
	local results = NewsSearch.query( args)
	
	if #results > 0 then
		local container = mw.html.create('div'):attr('id', 'news-search-container')
		
		local ul = mw.html.create('ul')
		
		for r = 1, #results do
			ul:node(mw.html.create('li'):node(News.main(newsObject(results[r]))))
		end

		container:node(ul)
		
		return container
	end
end

function NewsSearch.query(args)
	local whereStr = ''

	if args.categories then
		local categories = mw.text.split(args.categories, ',')
		whereStr = whereStr .. '('
		for i = 1, #categories do
			if i ~= 1 then whereStr = whereStr .. ' OR ' end
			whereStr = whereStr .. ' category HOLDS WITHIN "' .. categories[i] .. '"'
		end
		whereStr = whereStr .. ')'
	end
	
	if args.games then
		if args.categories then 
			whereStr = whereStr .. ' AND (' 
		else 
			whereStr = whereStr .. '(' 	
		end
		
		local games = mw.text.split(args.games, ',')
		for i = 1, #games do
			if i ~= 1 then whereStr = whereStr .. ' OR ' end
			whereStr = whereStr .. ' game HOLDS WITHIN "' .. games[i] .. '"'
		end
		whereStr = whereStr .. ')'
	end
	
	if args.tag then
		args.tag = string.gsub(args.tag, '_', ' ')
		if args.categories or args.games then
			whereStr = whereStr .. ' AND tags HOLDS LIKE "%' .. args.tag .. '%"'
		else
			whereStr = whereStr .. ' tags HOLDS LIKE "%' .. args.tag .. '%"'
		end
	end

    if args.title then
		args.title = string.gsub(args.title, '_', ' ')
		if whereStr ~= '' then
			whereStr = whereStr .. ' AND _pageName LIKE "%' .. args.title.. '%"'
		else
			whereStr = whereStr .. ' _pageName LIKE "%' .. args.title.. '%"'
		end
	end
	
	local tables = 'News'
	local fields = '_pageName, date, category, game, image, content'
	local cargoArgs = {
		where = whereStr,
		orderBy = 'date DESC',
		limit = limit
	}
	local results = cargo.query(tables, fields, cargoArgs)
	
    return results
end

function newsObject(result) 
	local object = {
		date = result.date,
		_pageName  = result._pageName,
		category = result.category,
		game = result.game,
		content = result.content,
		author = result.author
	}
	
	return object
end

return NewsSearch