///Tim's Mass Edit Tool

/// Adapted from [[User:Animum/massdelete.js]]



function doMassEdit() {

    document.getElementById("wpMassEditSubmit").disabled = true;

    var articles = document.getElementById("wpMassEditPages").value.split("\n");

    if(articles.length == 0) return;

    var newtext = document.getElementById("wpMassEditText1").value;

    var text2 = document.getElementById("wpMassEditText2").value;

    var wpMassEditType = document.getElementById("wpMassEditType").value, wpMassEditSummary = document.getElementById("wpMassEditSummary").value, edited = 0, failed = new Array(), error = new Array();

    var wpMassEditMinor = document.getElementById("wpMassEditMinor").checked;

    for(i=0;i<articles.length;i++) {

        var article = articlesi];

        if(article.length > 0) {

            var req = new XMLHttpRequest();

            req.open("GET", mw.config.get('wgScriptPath') + "/api.php?format=json&action=query&prop=info&meta=tokens&type=csrf&titles=" + encodeURIComponent(article), false);

            req.send(null);

            var query = eval("(" + req.responseText + ")").query;

            var edittoken = query.tokens.csrftoken;

            var response = query.pages;

            for(var index in response) {

                var info = responseindex];

				var postdata = "format=json"

                             + "&action=edit&watchlist=nochange"

                             + "&title=" + encodeURIComponent(article)

                             + "&summary=" + encodeURIComponent(wpMassEditSummary)

                             + "&token=" + encodeURIComponent(edittoken);

                if(wpMassEditMinor)

                	postdata += "&minor=1";

                else

                	postdata += "&notminor=1";

				if(wpMassEditType == "prepend"){

					postdata += "&prependtext=" + encodeURIComponent(newtext + "\n"); 

				}

				else if(wpMassEditType == "append"){

					postdata += "&appendtext=" + encodeURIComponent("\n" + newtext);

				}

				else if(wpMassEditType == "replacepage"){

					postdata += "&text=" + encodeURIComponent(newtext);

				}

				else if(wpMassEditType == "replacetext" || wpMassEditType == "replacetextg" || wpMassEditType == "bothpend"){

					var pagetext = gettext(article);

					if(wpMassEditType == "replacetextg"){

						newtext = newtext.replace(/([.*+?|(){}\[\]\\])/g, "\\$1");

						pagetext = pagetext.replace(new RegExp(newtext, "g"), text2);

					}

					else if(wpMassEditType == "replacetext"){

						pagetext = pagetext.replace(newtext, text2);

					}

					else

						pagetext = newtext + pagetext + text2;

					postdata += "&text=" + encodeURIComponent(pagetext);

				}

                var req = new XMLHttpRequest();

                req.open("POST", mw.config.get('wgScriptPath') + "/api.php", false);

                req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");

                req.setRequestHeader("Content-length", postdata.length);

                req.send(postdata);

                if(eval("(" + req.responseText + ")"). ) { //If edited, update the count and the button.

                    edited++;

                    document.getElementById("wpMassEditSubmit").value = "(" + edited + ")";

                } else { //If not edited, add the title to the "failed" array and a description of the error to the "error" array.

                    failed.push(article);

                    error.push(eval("(" + req.responseText + ")").error.info);

                }

            }

        }

        if(!articlesi+1]) {

            document.getElementById("wpMassEditSubmit").value = "Done (" + edited + ")";

            if(failed.length > 0) {

                var linkedList = "";

                for(x=0; x<failed.length; x++) {

                    linkedList += "<li><a href=\"" + mw.config.get('wgScript') + "?title=" + encodeURIComponent(failedx]) + "\">" + failedx + "</a>: " + errorx + "</li>"; //Links the titles in the "failed" array

                }

                document.getElementById("wpMassEditFailedContainer").innerHTML += '<br /><b>Failed edits:</b><ul>' + linkedList + '</ul>';

            }

            

        }

    }

}



function gettext(title){

	var req = new XMLHttpRequest();

	req.open("GET", mw.config.get('wgScriptPath') + "/api.php?action=query&prop=revisions&rvprop=content&format=json&indexpageids=1&titles="+encodeURIComponent(title), false);

	req.send(null);

	var response = eval('(' + req.responseText + ')');

	pageid = response'query']['pageids'][0];

	if (pageid == "-1") {

		delete req;

		return '';

	}

	var pagetext = response'query']['pages'][pageid]['revisions'][0]['*'];

	return pagetext;

} 

function masseditform() {

    var bodyContent;

	switch (mw.config.get('skin')) {

		case 'modern':

			bodyContent = 'mw_contentholder';

			break;

		case 'cologneblue':

			bodyContent = 'article';

			break;

		case 'vector':

		case 'monobook':

		case 'vector':

		default:

			bodyContent = 'bodyContent';

			break;

	}

    document.getElementsByTagName("h1")[0].textContent = "Tim's mass edit tool";

    document.title = "Tim's mass-editing tool - Wikipedia, the free encyclopedia";

    document.getElementById(bodyContent).innerHTML = '<h3 id="siteSub">From Wikipedia, the free encyclopedia</h3><br /><br />'

        + '<form id="wpMassEdit" name="wpMassEdit">'

        + '<b>If you abuse this tool, it\'s <i>your</i> fault, not mine.</b>'

        + '<div id="wpMassEditFailedContainer"></div>'

        + '<br /><br />'

            + 'Pages to edit (one on each line, please):<br />'

                + '<textarea tabindex="1" name="wpMassEditPages" id="wpMassEditPages" rows="10" cols="80"></textarea>'

            + 'Text 1 (see below):<br />'

                + '<textarea tabindex="2" name="wpMassEditText1" id="wpMassEditText1" rows="10" cols="80"></textarea>'

            + 'Text 2 (see below):<br />'

                + '<textarea tabindex="3" name="wpMassEditText2" id="wpMassEditText2" rows="10" cols="80"></textarea>'

            + '<br /><br /><table style="background-color:transparent">'

                + '<tr><td>Edit type:</td>'

                    + '<td><select id="wpMassEditType">'

                        + '<option value="prepend">Prepend text 1</option>'

                        + '<option value="append">Append text 1</option>'

                        + '<option value="bothpend">Prepend text 1 and append text 2</option>'

                        + '<option value="replacetext">Replace first instance of text 1 with text 2</option>'

                        + '<option value="replacetextg">Replace all instances of text 1 with text 2</option>'

                        + '<option value="replacepage">Replace page with text 1</option>'

                    + '</select></td></tr>'

            + '<tr><td>Edit summary:</td>'

                + '<td><input type="text" id="wpMassEditSummary" name="wpMassEditSummary" maxlength="255" /></td></tr>'

            + '<tr><td>Mark edit as minor:</td>'

                + '<td><input type="checkbox" id="wpMassEditMinor" name="wpMassEditMinor"/></td></tr>'

                + '<tr><td><input type="button" id="wpMassEditSubmit" name="wpMassEditSubmit" value="Edit" onclick="doMassEdit()" /></td>'

        + '</form>';

}

 

var massedit_whitelist = "Sven Manguard", "DeltaQuad.alt", "T. Canens"];

if(mw.config.get("wgNamespaceNumber") == -1 && (mw.config.get("wgTitle").toLowerCase() == "massedit") && 

(/sysop/.test(mw.config.get("wgUserGroups")) || massedit_whitelist.indexOf(mw.config.get("wgUserName")) != -1 )) $(masseditform);