Vidi fonton por Modulo:InfoboxImage

-- InfoboxImage, 20190928
-- Inputs:
--    image - Can either be a bare filename (with or without the File:/Image: prefix) or a fully formatted image link
--    ending - An optional parameter for the file ending, like gif, jpg, jpeg, png, svg.
--    endingdefault - An optional parameter for the default ending.
--    size - size to display the image
--    maxsize - maximum size for image
--    sizedefault - default size to display the image if size param is blank
--    alt - alt text for image
--    title - title text for image
--    border - set to yes if border
--    center - set to yes, if the image has to be centered
--    upright - upright image param
--    link - page to visit when clicking on image
--    suppressplaceholder - if yes then checks to see if image is a placeholder and suppresses it
--    usecaption - if yes then the caption from the image is used, else it isn't used
--                 and the infobox has to add it. this avoids dupplicates
-- Outputs:
--    Formatted image.

local i = {};

local placeholder_image = {
    "Blue - Replace this image female.svg",
    "Blue - Replace this image male.svg",
    "Female no free image yet.png",
    "Flag of None (square).svg",
    "Flag of None.svg",
    "Flag of.svg",
    "Green - Replace this image female.svg",
    "Green - Replace this image male.svg",
    "Image is needed female.svg",
    "Image is needed male.svg",
    "Location map of None.svg",
    "Male no free image yet.png",
    "Missing flag.png",
    "No flag.svg",
    "No free portrait.svg",
    "No portrait (female).svg",
    "No portrait (male).svg",
    "Red - Replace this image female.svg",
    "Red - Replace this image male.svg",
    "Replace this image female (blue).svg",
    "Replace this image female.svg",
    "Replace this image male (blue).svg",
    "Replace this image male.svg",
    "Silver - Replace this image female.svg",
    "Silver - Replace this image male.svg",
}

function i.IsPlaceholder(image)
    -- change underscores to spaces
    image = mw.ustring.gsub(image, "_", " ");
    assert(image ~= nil, 'mw.ustring.gsub(image, "_", " ") ne redonu nenion')
    -- if image starts with [[ then remove that and anything after |
    if mw.ustring.sub(image,1,2) == "[[" then
        image = mw.ustring.sub(image,3);
        image = mw.ustring.gsub(image, "([^|]*)|.*", "%1");
        assert(image ~= nil, 'mw.ustring.gsub(image, "([^|]*)|.*", "%1") ne redonu nenion')
    end
    -- Trim spaces
    image = mw.ustring.gsub(image, '^[ ]*(.-)[ ]*$', '%1');
    assert(image ~= nil, "mw.ustring.gsub(image, '^[ ]*(.-)[ ]*$', '%1') ne redonu nenion")
    -- remove prefix if exists
    local allNames = mw.site.namespaces[6].aliases
    allNames[#allNames + 1] = mw.site.namespaces[6].name
    allNames[#allNames + 1] = mw.site.namespaces[6].canonicalName
    for i, name in ipairs(allNames) do
        if mw.ustring.lower(mw.ustring.sub(image, 1, mw.ustring.len(name) + 1)) == mw.ustring.lower(name .. ":") then
            image = mw.ustring.sub(image, mw.ustring.len(name) + 2);
            break
        end
    end
    -- Trim spaces
    image = mw.ustring.gsub(image, '^[ ]*(.-)[ ]*$', '%1');
    -- capitalise first letter
    image = mw.ustring.upper(mw.ustring.sub(image,1,1)) .. mw.ustring.sub(image,2);

    for i,j in pairs(placeholder_image) do
        if image == j then
            return true
        end
    end
    return false
end

function i.ValidateEnding (f)
    -- analyzes the valid endings for images in the Wikipedia. 
    -- according to http://commons.wikimedia.org/wiki/Commons:File_types, 
    -- but not tiff, because browser can have some problems with this format 
    -- xcf works only in MediaWiki
    local f = mw.ustring.lower(f)
    if f == "gif" or f == "jpg" or f == "jpeg" or f == "png" or f == "svg" then 
        return true
    else return false
    end    
end    

function i.AddEnding (image, ending, endingdefault)
        -- analyzes, if an ending already exists in the image
        local f = image:gsub("^(.*)%.","") 
        f = mw.ustring.lower(f)  -- it changes letters into lower case letters
        if i.ValidateEnding(f) == true then 
            return image  -- if yes, it returns the image name without change
        end
        -- add an ending to the image name
        if ending ~="" and ending ~=nil then
            if i.ValidateEnding(ending) == true then 
                image = image .. "." .. ending
            end    
        elseif endingdefault ~="" and endingdefault ~=nil then
            if i.ValidateEnding(endingdefault) == true then 
                image = image .. "." .. endingdefault
            end    
        end  
        return image
end


-- funkction for #invoke: in infoboxes
function i.InfoboxImage(frame)
    local image = frame.args["image"];
    local usecaption = frame.args["usecaption"];
        local ending = frame.args["ending"];
        local endingdefault = frame.args["endingdefault"];  
        local page = frame.args["page"];        
        local size = frame.args["size"];
        local maxsize = frame.args["maxsize"];        
        local sizedefault = frame.args["sizedefault"];
        local alt = frame.args["alt"];
        local link = frame.args["link"];
        local title = frame.args["title"];
        local border = frame.args["border"];
        local upright = frame.args["upright"] or "";
        local thumbtime = frame.args["thumbtime"] or "";
        local center = frame.args["center"]
        local placeholder = frame.args["suppressplaceholder"]
        local caption = frame.args["caption"] or ""
        local wd = frame.args["wd"] or ""
        
        -- test, if there are more than one image in a string, for example if the code is from Wikidata
        local strings = ""
        local n = 1
        local cap = ""
        local ncap = 1
        local alttext = ""
        local nalt = 1
        -- only use this code, if the image comes from Wikidata
        if image ~= "" and image ~= nil and wd == "yes" then
        	-- strings = mw.text.split(image, ",", plain)
        	strings = mw.text.split(image, ";;;", plain)  -- in the relating template is now used the module Wikidata
        	n = #strings        	 -- number of images
        	cap = mw.text.split(caption,";;;", plain) -- ;; could appear in a caption, if before ; is an entity eg. &#285;
      		alttext = mw.text.split(alttext,";;;", plain) -- ;; could appear in an alt, if before ; is an entity eg. &#285;       	
        	ncap = #cap
        	nalt = #alttext
        end
        if n>1 then
        	local images = ""
        	local nc = 1
        	for k,v in pairs(strings) do
        		--local cap1 = cap[nc] or ""
        		local cap1 = cap[k] or ""
        		local alt1 = alttext[k] or ""
        		-- remove space in the alt
        		if alt1 == " " then
        			alt1 = nil
        		end
        		images = images .. i._InfoboxImage(v, ending, endingdefault, size, maxsize, sizedefault, alt1, link, title, border, upright, thumbtime, center, usecaption, placeholder, cap1, page) 
        		nc = nc + 1
        	end	
        	return images
        end
   
	return  i._InfoboxImage(image, ending, endingdefault, size, maxsize, sizedefault, alt, link, title, border, upright, thumbtime, center, usecaption, placeholder, caption, page) 

end
        
-- function for other modules
function i._InfoboxImage(image, ending, endingdefault, size, maxsize, sizedefault, alt, link, title, border, upright, thumbtime, center, usecaption, placeholder, caption, page)
    if image == "" or image == nil then
        return "";
    end
    if image == "&nbsp;" then
        return image;
    end    
    --if frame.args["suppressplaceholder"] ~= "no" then
    if placeholder ~= "no" then    
        if i.IsPlaceholder(image) == true then
            return "";
        end
    end

    if mw.ustring.lower(mw.ustring.sub(image,1,5)) == "http:" then
        return "";
    end
    if mw.ustring.lower(mw.ustring.sub(image,1,6)) == "[http:" then
        return "";
    end
    if mw.ustring.lower(mw.ustring.sub(image,1,7)) == "[[http:" then
        return "";
    end
    if mw.ustring.lower(mw.ustring.sub(image,1,6)) == "https:" then
        return "";
    end
    if mw.ustring.lower(mw.ustring.sub(image,1,7)) == "[https:" then
        return "";
    end
    if mw.ustring.lower(mw.ustring.sub(image,1,8)) == "[[https:" then
        return "";
    end
    if mw.ustring.sub(image,1,2) == "[[" then
    -- search for thumbnail images and add to tracking cat if found
        if mw.title.getCurrentTitle().namespace == 0 and (mw.ustring.find(image, "|%s*thumb%s*[|%]]") or mw.ustring.find(image, "|%s*thumbnail%s*[|%]]") or mw.ustring.find(image, "|%s*eta%s*[|%]]")) then
				return image .. "[[Kategorio:Paĝoj uzantaj informkestojn kun etaj bildoj]]";
        else
				return image;
        end
    elseif mw.ustring.sub(image,1,2) == "{{" and mw.ustring.sub(image,1,3) ~= "{{{" then
        return image;
    elseif mw.ustring.sub(image,1,1) == "<" then
        return image;
    elseif mw.ustring.sub(image,1,5) == mw.ustring.char(127).."UNIQ" then
        -- Found strip marker at begining, so pass don't process at all
        return image;    
    elseif mw.ustring.sub(image,4,9) == "`UNIQ-" then
        -- Found strip marker at begining, so pass don't process at all
        return image;        
    else
        local result = "";

        
        -- remove prefix if exists
        local allNames = mw.site.namespaces[6].aliases
        allNames[#allNames + 1] = mw.site.namespaces[6].name
        allNames[#allNames + 1] = mw.site.namespaces[6].canonicalName
        for i, name in ipairs(allNames) do
            if mw.ustring.lower(mw.ustring.sub(image, 1, mw.ustring.len(name) + 1)) == mw.ustring.lower(name .. ":") then
                image = mw.ustring.sub(image, mw.ustring.len(name) + 2);
                break
            end
        end     

        if maxsize ~= "" and maxsize ~= nil then
            -- if no sizedefault then set to maxsize
            if sizedefault == "" or sizedefault == nil then
                sizedefault = maxsize
            end
            -- check to see if size bigger than maxsize
            if size ~= "" and size ~= nil then
                local sizenumber = tonumber(mw.ustring.match(size,"%d*")) or 0;
                local maxsizenumber = tonumber(mw.ustring.match(maxsize,"%d*")) or 0;
                if sizenumber>maxsizenumber and maxsizenumber>0 then
                    size = maxsize;
                end
            end
        end
        -- add px to size if just a number
        if (tonumber(size) or 0) > 0 then
            size = size .. "px";
        end
        image = i.AddEnding (image,ending,endingdefault)
        
        result = "[[File:" .. image;
        if page ~= "" and page ~= nil then
            result = result .. "|page=" .. page;
        end        
        if size ~= "" and size ~= nil then
            result = result .. "|" .. size;
        elseif sizedefault ~= "" and sizedefault ~= nil then
            result = result .. "|" .. sizedefault;
        else
            result = result .. "|frameless";
        end
        if center == "yes" then
            result = result .. "|center"
        end
        if alt ~= "" and alt ~= nil then
            result = result .. "|alt=" .. alt;
        elseif caption ~= "" and caption ~= nil then
            result = result .. "|alt=" .. caption;       	
        end
        if link ~= "" and link ~= nil then
        	result = result .. "|link=" .. link;
        end	
        if border == "yes" then
            result = result .. "|border";
        end
        if upright == "yes" then
            result = result .. "|upright";
        elseif upright ~= "" then
            result = result .. "|upright=" .. upright;
        end  
        if thumbtime ~= "" then
        	result = result .. "|thumbtime=" .. thumbtime;
        end	
        if title ~= "" and title ~= nil then
            result = result .. "|" .. title;
        elseif alt ~= "" and alt ~= nil then
            result = result .. "|" .. alt;
        elseif caption ~= "" and caption ~= nil then
            result = result .. "|" .. caption;        	
        end          
        result = result .. "]]";
        
        -- add caption after the image
        if caption ~= "" and caption ~= " " and caption ~= nil then
        	caption = "<div>" .. caption .. "</div>"        	
        	result = result .. caption
        end
        
        return result;
    end
end

return i;