User:Greenpickle/rcnst.js

window.onload = function () {
    if (document.body.className.indexOf("page-Special_RecentChanges") == -1) return;
    choice = document.getElementById("namespace").childNodes;
    nslist = [];
    for (i in choice) if (choice[i].tagName == "OPTION" && choice[i].value != "") nslist[choice[i].value] = choice[i].innerHTML;
    loglist = [];
    days = document.getElementsByClassName("special");
    for (i in days) {
        if (days[i].tagName != "UL") continue;
        items = days[i].childNodes;
        for (j = 0; j < items.length; j++) {
            if (items[j].tagName != "LI") continue;
            logname = items[j].getElementsByTagName("a")[0].innerHTML;
            if (logname != "diff" && logname != "hist" && loglist.indexOf(logname) == -1) loglist.push(logname);
        }
    }
    temp = RCNSTList;
    RCNSTList = [];
    for (i in nslist) {
        if (!include && (temp.indexOf(nslist[i]) != -1)) RCNSTList[i] = false;
        else if (include && (temp.indexOf(nslist[i])) == -1) RCNSTList[i] = false;
    }
    for (i in loglist) {
        if (!include && (temp.indexOf(loglist[i]) != -1)) RCNSTList[loglist[i]] = false;
        else if (include && (temp.indexOf(loglist[i])) == -1) RCNSTList[loglist[i]] = false;
    }
    s = RCNSTbeforecheckboxes;
    for (i in nslist) {
        if (RCNSTList[i] == false) insert = '';
        else insert = 'checked="checked"';
        s += RCNSTbeforecheckbox + '<input type="checkbox" ' + insert + 'name="RCNST' + i + '" onclick="RCNST()" /><label for="RCNST' + i + '">' + nslist[i] + '</label>' + RCNSTaftercheckbox;
    }
    for (i in loglist) {
        if (RCNSTList[loglist[i]] == false) insert = '';
        else insert = 'checked="checked"';
        s += RCNSTbeforecheckbox + '<input type="checkbox" ' + insert + 'name="RCNSTl' + i + '" onclick="RCNST()" /><label for="RCNSTl' + i + '">' + loglist[i] + '</label>' + RCNSTaftercheckbox;
    }
    s += RCNSTbeforecheckbox + '<input type="button" onclick="RCNSTall()" value="toggle all" />' + RCNSTaftercheckbox;
    s += RCNSTbeforecheckbox + '<input type="button" onclick="RCNSTinvert()" value="invert selection" />' + RCNSTaftercheckbox;
    document.getElementsByClassName("rcoptions")[0].innerHTML += s;
    RCNST();
}
function RCNST () {
    for (i in nslist) {
        if (document.getElementsByName("RCNST" + i)[0].checked) RCNSTList[i] = true;
        else RCNSTList[i] = false;
    }
    for (i in loglist) {
        if (document.getElementsByName("RCNSTl" + i)[0].checked) RCNSTList[loglist[i]] = true;
        else RCNSTList[loglist[i]] = false;
    }
    days = document.getElementsByClassName("special");
    for (i in days) {
        needh4 = false;
        if (days[i].tagName != "UL") continue;
        items = days[i].childNodes;
        for (j = 0; j < items.length; j++) {
            if (items[j].tagName != "LI") continue;
            page = items[j].getElementsByTagName("a")[0];
            if (page.innerHTML == "diff" || page.innerHTML == "hist") {
                page = page.href;
                page = page.substring(page.indexOf("?title=") + 7);
                page = page.substring(0, page.indexOf("&curid="));
                page = page.substring(0, page.indexOf(":")).replace("_", " ");
                page = nslist.indexOf(page);
                if (page == -1) page = 0;
            } else page = page.innerHTML;
            if (RCNSTList[page]) {
                if (items[j].className.indexOf(" rcnsthidden") != -1) items[j].className =  items[j].className.substring(0, items[j].className.indexOf(" rcnsthidden"));
                needh4 = true;
            } else if (items[j].className.indexOf(" rcnsthidden") == -1) items[j].className += " rcnsthidden";
        }
        h4 = days[i].previousSibling;
        while (h4.tagName != "H4") h4 = h4.previousSibling;
        if (needh4) h4.removeAttribute("class");
        else h4.className = "rcnsthidden";
    }
}
function RCNSTall () {
    on = false;
    for (i in RCNSTList) if (!RCNSTList[i]) on = true;
    for (i in nslist) {
        RCNSTList[i] = on;
        document.getElementsByName("RCNST" + i)[0].checked = on;
    }
    for (i in loglist) {
        RCNSTList[loglist[i]] = on;
        document.getElementsByName("RCNSTl" + i)[0].checked = on;
    }
    RCNST()
}
function RCNSTinvert () {
    for (i in RCNSTList) {
        if (RCNSTList[i]) RCNSTList[i] = false;
        else RCNSTList[i] = true;
    }
    for (i in nslist) document.getElementsByName("RCNST" + i)[0].checked = RCNSTList[i];
    for (i in loglist) document.getElementsByName("RCNSTl" + i)[0].checked = RCNSTList[loglist[i]];
    RCNST()
}