/*

	FOREIGN TITLES

	Description: Shows titles of corresponding articles in user-selected languages when available.

	foreign_languages is an array of language codes

	foreign_language_separator defines the separator used for in ahref titles interwiki links (as seen in popups).

	(Optional, default is "–" as in en many other wikis; but notin all, e.g. ru has "–")

	place_titles_horizontally controls the placement (optional, default is false)

	

	

	Example:

	foreign_languages = ["ru", "bg"];

	foreign_language_separator = "–";

	place_titles_horizontally = false;

	importScript("User:Primaler/foreign titles.js"); // Backlink: [[User:Primaler/foreign titles.js]]

*/



//$(document).ready(foreign_titles);

$(foreign_titles);



function foreign_titles()

{

	if ((typeof(foreign_languages) === "undefined") || (foreign_languages === null) ||

		(mw.config.get('wgNamespaceNumber') !== 0) || // only works in mainspace

		(mw.config.get("wgPageName") === "Main_Page")) // not on the main page

	{

		return;

	}

    else

    {

    	if (typeof(foreign_language_separator) === "undefined") foreign_language_separator = '–';

    	if (typeof(place_titles_horizontally) === "undefined") place_titles_horizontally = false;

    	

    	var new_paragraph = document.createElement("p");

    	new_paragraph.style.fontSize = "11px";

    	

    	var first = true;

    	

    	for (var i = 0; i < foreign_languages.length; i++)

    	{

    		var lang = foreign_languagesi],

    			lang_blocks = document.getElementsByClassName("interlanguage-link interwiki-" + lang);

    			

    		if (lang_blocks.length > 0) // interwiki link found

    		{

	    		var lang_block = lang_blocks0],

	    			lang_ahref = lang_block.firstChild,

	    			lang_url = lang_ahref.href,

	    			lang_title_raw = lang_ahref.title;

	    			

	    		// format: "article_name separator language"

	    		var separator_string = " " + foreign_language_separator + " ",

	    			title_end_ind = lang_title_raw.lastIndexOf(separator_string),

	    			lang_title = lang_title_raw.substring(0, title_end_ind);

	    			

	    		var new_brake = document.createElement("br"),

	    			new_tab = document.createTextNode(" , "),

	    			new_text = document.createTextNode(lang + ": "),

	    			new_ahref = create_ahref(lang_url, lang_title);

	

				if (!first) new_paragraph.appendChild(place_titles_horizontally ? new_tab : new_brake);



	    		new_paragraph.appendChild(new_text);

	    		new_paragraph.appendChild(new_ahref);

	    		

	    		first = false;

    		}

		}

		

		var title_block = document.getElementById("firstHeading"),

	    	parent = title_block.parentNode;



	    parent.insertBefore(new_paragraph, title_block.nextSibling); // insert new paragraph after title

    }

}



function create_ahref(url, text)

{

	var ahref = document.createElement("a"),

		text_node = document.createTextNode(text);

	

	ahref.setAttribute("href", url);

	ahref.appendChild(text_node);

	

	return ahref;

}