Module:HerbGallery

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

local p = {} --p stands for package

function p.gallery( frame )
	if not mw.smw then
        return "mw.smw module not found"
	end

    if frame:getParent().args[1] == nil then
        return "no parameter found"
    end
    
    local queryResult = mw.smw.getQueryResult( '[[Herb/'.. frame:getParent().args[1] ..']]|?Is similar to.Has image=image' )

    if queryResult == nil then
        return "(no values)"
    end

    local currentIndex = 1
    local galleryArgs = {
    	width="200", 
    	height="200", 
    	mode="packed"
    }
    
    if type( queryResult ) == "table" then
        local myResult = ""
        for k,v in pairs( queryResult.results ) do
        	if type( v ) == "table" and type(v.printouts) == "table" and not v.printouts.image == nil then
            	for kR,vR in pairs( v.printouts.image ) do
            		galleryArgs[currentIndex] = vR.fulltext
            		currentIndex = currentIndex + 1
            	end
            else
            	return frame:getParent().args[1]
            end
        end
        return frame:expandTemplate{ title = 'Gallery', args = galleryArgs }
    end

    return ""
end

return p