/*

 * AJAX applets

 */

window.ajaxReset = function()

{

  // IE <6 pseudo-compatibility

  if ( KILL_SWITCH )

    return true;

  var ns_id = strToPageID(physical_title);

  if ( ns_id[1] == 'Special' || ns_id[1] == 'Admin' )

    return false;

  enableUnload();

  setAjaxLoading();

  var redir = ( disable_redirect ) ? '&redirect=no' : '';

  ajaxGet(append_sid(scriptPath + '/ajax.php?title=' + physical_title +'&_mode=getpage&noheaders' + redir), function(ajax) {

    // Allow for 404 here, it's generated by the "page not found" error message

    // (even with noheaders specified, probably should be fixed)

    if ( ajax.readyState == 4 && ( ajax.status == 200 || ajax.status == 404 ) ) {

      unsetAjaxLoading();

      document.getElementById('ajaxEditContainer').innerHTML = ajax.responseText;

      selectButtonMajor('article');

      unselectAllButtonsMinor();

      // if we're on a userpage, call the onload function to rebuild the tabs

      if ( typeof(userpage_onload) == 'function' )

      {

        window.userpage_blocks = [];

        userpage_onload();

      }

    }

  });

}

// Miscellaneous AJAX applets

window.ajaxProtect = function(existing_level)

{

  // IE <6 pseudo-compatibility

  if ( KILL_SWITCH )

    return true;

  // touch this variable to allow it to be used in child functions

  void(existing_level);

  // require re-auth

  if ( auth_level <= USER_LEVEL_MEMBER )

  {

    load_component(['login', 'fadefilter', 'flyin', 'jquery', 'jquery-ui', 'crypto', 'messagebox']);

    ajaxDynamicReauth(function(key)

      {

        ajaxProtect(existing_level);

      }, user_level);

    return false;

  }

  load_component(['messagebox', 'jquery', 'jquery-ui', 'l10n', 'fadefilter', 'flyin']);

  // preload language

  $lang.get('meta_meta');

  var mp = miniPrompt(function(parent)

    {

      var icon_full = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 0, 0);

      var icon_semi = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 22, 0);

      var icon_none = gen_sprite_html(cdnPath + '/images/protect-icons.png', 22, 22, 44, 0);

      $(parent).append('<h3>' + $lang.get('onpage_protect_heading') + '</h3>');

      $(parent).append('<p>' + $lang.get('onpage_protect_msg_select_level') + '</p>');

      $(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_1" name="protect_level" /> ' + icon_full + ' ' + $lang.get('onpage_protect_btn_full') + '</label></div>');

      $(parent).append('<div class="protectlevel_hint" id="protect_level_1_hint">' + $lang.get('onpage_protect_btn_full_hint') + '</div>');

      $(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_2" name="protect_level" /> ' + icon_semi + ' ' + $lang.get('onpage_protect_btn_semi') + '</label></div>');

      $(parent).append('<div class="protectlevel_hint" id="protect_level_2_hint">' + $lang.get('onpage_protect_btn_semi_hint') + '</div>');

      $(parent).append('<div class="protectlevel"><label><input type="radio" id="protect_level_0" name="protect_level" /> ' + icon_none + ' ' + $lang.get('onpage_protect_btn_none') + '</label></div>');

      $(parent).append('<div class="protectlevel_hint" id="protect_level_0_hint">' + $lang.get('onpage_protect_btn_none_hint') + '</div>');

      $(parent).append('<table class="protectreason"><tr><td valign="top">' + $lang.get('onpage_protect_lbl_reason') + '</td><td><input id="protect_reason" size="30" type="text" /><br /><small>' + $lang.get('onpage_protect_lbl_reason_hint') + '</small></td></tr></table>');

      $(parent).append('<p class="buttons"><a class="submitbutton abutton abutton_green" style="font-weight: bold;" href="#" onclick="ajaxProtectSubmit(this); return false;">' + $lang.get('onpage_protect_btn_submit') + '</a> <a class="submitbutton abutton" href="#" onclick="miniPromptDestroy(this); return false;">' + $lang.get('etc_cancel') + '</a></p>');

      $('.protectlevel', parent).css('line-height', '22px');

      $('h3', parent).css('text-align', 'center');

      $('.protectlevel_hint', parent)

        .css('font-size', 'smaller')

        .css('margin-left', '52px')

        .hide();

      $('p.buttons', parent).css('margin-top', '15px').css('text-align', 'center');

      if ( typeof(existing_level) == 'number' )

      {

        $('#protect_level_' + existing_level, parent).attr('checked', 'checked');

        $('#protect_level_' + existing_level + '_hint', parent).show();

        $('#protect_level_' + existing_level, parent).parent().append(' <small><span style="color: #050; background-color: #eee; padding: 0 4px;">' + $lang.get('onpage_protect_lbl_current') + '</span></small>');

      }

      $('input:radio', parent).click(function()

        {

          var mp = miniPromptGetParent(this);

          $('.protectlevel_hint:visible', mp).hide('blind', 150);

          $('#' + this.id + '_hint').show('blind', 150);

          $('#protect_reason').focus();

        });

      $('input:text', parent).keyup(function(e)

        {

          if ( e.keyCode == 13 )

            ajaxProtectSubmit(this);

        });

    });

}

window.ajaxProtectSubmit = function(el)

{

  var mp = miniPromptGetParent(el);

  var reason = trim($('#protect_reason', mp).attr('value'));

  if ( reason == '' )

  {

    var oldbg = $('#protect_reason').css('background-color');

    if ( jQuery.fx.off )

    {

      $('#protect_reason').css('background-color', '#a00');

      setTimeout(function()

        {

          $('#protect_reason').css('background-color', oldbg);

        }, 1000);

    }

    else

    {

      $('#protect_reason').css('background-color', '#a00').animate({ backgroundColor: oldbg }, 1000);

    }

    return false;

  }

  var level = 0;

  if ( $('#protect_level_1', mp).attr('checked') )

    level = 1;

  if ( $('#protect_level_2', mp).attr('checked') )

    level = 2;

  var whitey = whiteOutMiniPrompt(mp);

  $.post(stdAjaxPrefix + '&_mode=protect', { level: level, reason: reason }, function(response, statustext)

    {

      if ( response.success )

      {

        whiteOutReportSuccess(whitey);

        // update protect button

        var btn = $('#tb_ajax_protect_btn').get(0);

        btn.level = level;

        btn.setAttribute('onclick', null);

        btn.onclick = null;

        $(btn).click(function()

          {

            ajaxProtect(this.level);

            return false;

          });

        var status = '';

        switch(level)

        {

          case 1: status = $lang.get('onpage_btn_protect_on'); break;

          case 0: status = $lang.get('onpage_btn_protect_off'); break;

          case 2: status = $lang.get('onpage_btn_protect_semi'); break;

        }

        $('#tb_ajax_protect_status').text(status);

      }

      else

      {

        whiteOutReportFailure(whitey);

        alert($lang.get('page_err_' + response.error));

      }

    }, 'json');

}

window.ajaxRename = function()

{

  // IE <6 pseudo-compatibility

  if ( KILL_SWITCH )

    return true;

  // updated - 1.1.4 to use miniPrompt

  load_component(['l10n', 'messagebox', 'flyin', 'fadefilter']);

  miniPrompt(ajaxRenameConstructDialog);

}

var ajaxRenameConstructDialog = function(div)

{

  // title

  var heading = document.createElement('h3');

  heading.appendChild(document.createTextNode($lang.get('ajax_rename_prompt_short')));

  div.appendChild(heading);

  // form

  var form = document.createElement('form');

  form.action = 'javascript:void(0);';

  // box

  var box = document.createElement('input');

  box.size = '43';

  box.style.width = '100%';

  form.appendChild(box);

  div.appendChild(form);

  // notice

  var notice = document.createElement('small');

  notice.appendChild(document.createTextNode($lang.get('ajax_rename_notice')));

  div.appendChild(notice);

  // button area

  var btndiv = document.createElement('div');

  btndiv.className = 'mp-buttons';

  // buttons

  var btn_submit = document.createElement('a');

  btn_submit.href = '#';

  btn_submit.appendChild(document.createTextNode($lang.get('etc_go')));

  btn_submit.className = 'abutton abutton_green';

  var btn_cancel = document.createElement('a');

  btn_cancel.href = '#';

  btn_cancel.appendChild(document.createTextNode($lang.get('etc_cancel')));

  btn_cancel.className = 'abutton';

  btndiv.appendChild(btn_submit);

  btndiv.appendChild(document.createTextNode(' | '));

  btndiv.appendChild(btn_cancel);

  div.appendChild(btndiv);

  // events

  btn_submit.onclick = function()

  {

    ajaxRenameSubmit(this);

    return false;

  }

  btn_cancel.onclick = function()

  {

    miniPromptDestroy(this);

    return false;

  }

  form.onsubmit = function()

  {

    ajaxRenameSubmit(this);

    return false;

  }

  setTimeout(function()

    {

      box.focus();

    }, ( aclDisableTransitionFX ? 200 : 750 ));

}

window.ajaxRenameSubmit = function(obj)

{

  var box = miniPromptGetParent(obj);

  if ( !box )

    return false;

  var input = box.getElementsByTagName('input')[0];

  if ( !input )

    return false;

  var newname = input.value;

  newname = trim(newname);

  if ( newname.length < 1 )

  {

    alert($lang.get('ajax_rename_too_short'));

    return false;

  }

  if ( !newname )

  {

    return false;

  }

  var innerBox = getElementsByClassName(box, 'div', 'mp-body')[0];

  var whiteout = whiteOutElement(innerBox);

  whiteout.style.width = ( $dynano(whiteout).Width() - 78 ) + 'px';

  whiteout.style.left = ( $dynano(whiteout).Left() + 44 ) + 'px';

  ajaxPost(stdAjaxPrefix + '&_mode=rename', 'newtitle=' + ajaxEscape(newname), function(ajax)

    {

      if ( ajax.readyState == 4 && ajax.status == 200 )

      {

        whiteout.parentNode.removeChild(whiteout);

        var response = String(ajax.responseText);

        if ( !check_json_response(response) )

        {

          handle_invalid_json(response);

          return false;

        }

        response = parseJSON(response);

        if ( response.success )

        {

          miniPromptDestroy(box, true);

          ajaxRenameDoClientTransform(newname);

          new MessageBox( MB_OK|MB_ICONINFORMATION, $lang.get('ajax_rename_success_title'), $lang.get('ajax_rename_success_body', { page_name_new: newname }) );

          mb_previously_had_darkener = false;

        }

        else

        {

          var errmsg = $lang.get('page_err_' + response.error);

          alert(errmsg);

        }

      }

    }, true);

}

window.ajaxRenameDoClientTransform = function(newname)

{

  var obj = document.getElementById('h2PageName');

  if ( obj )

  {

    obj.firstChild.nodeValue = newname;

  }

  document.title = newname;

}

window.ajaxDeletePage = function()

{

  // IE <6 pseudo-compatibility

  if ( KILL_SWITCH )

    return true;

  // require re-auth

  if ( auth_level <= USER_LEVEL_MEMBER )

  {

    load_component(['login', 'fadefilter', 'flyin', 'jquery', 'jquery-ui', 'crypto', 'messagebox']);

    ajaxDynamicReauth(function(key)

      {

        ajaxDeletePage();

      }, user_level);

    return false;

  }

  load_component(['l10n', 'messagebox', 'jquery', 'jquery-ui', 'fadefilter', 'flyin']);

  // stage 1: prompt for reason and confirmation

  miniPrompt(function(parent)

    {

      // heading/title

      var h3 = document.createElement('h3');

      h3.appendChild(document.createTextNode($lang.get('ajax_delete_header')));

      parent.appendChild(h3);

      // "please enter your reason"

      var p1 = document.createElement('p');

      p1.appendChild(document.createTextNode($lang.get('ajax_delete_prompt_reason')));

      parent.appendChild(p1);

      // textbox + label thereof

      var p2 = document.createElement('p');

      var tb = document.createElement('input');

      var dl = document.createElement('label');

      tb.type = 'text';

      tb.size = '30';

      tb.onkeyup = function(e)

      {

        if ( e )

        if ( e.keyCode )

        if ( e.keyCode == 13 )

        {

          if ( ajaxDeletePageSubmit(this) )

          {

            miniPromptDestroy(this);

          }

        }

        else if ( e.keyCode == 27 )

        {

          miniPromptDestroy(this);

        }

      }

      dl.appendChild(document.createTextNode($lang.get('ajax_delete_lbl_reason') + ' '));

      dl.appendChild(tb);

      p2.appendChild(dl);

      parent.appendChild(p2);

      // notice underneath

      var p3 = document.createElement('p');

      p3.style.fontSize = 'smaller';

      p3.appendChild(document.createTextNode($lang.get('ajax_delete_msg_confirm')));

      parent.appendChild(p3);

      // confirmation + submit/cancel (structure)

      var divleft  = document.createElement('div');

      var divright = document.createElement('div');

      var divclear = document.createElement('div');

      divleft.style.cssFloat = 'left';

      divleft.style.styleFloat = 'left';

      divright.style.cssFloat = 'right';

      divright.style.styleFloat = 'right';

      divclear.style.clear = 'both';

      parent.appendChild(divleft);

      parent.appendChild(divright);

      parent.appendChild(divclear);

      // confirmation + submit/cancel (controls)

      var cb = document.createElement('input');

      var cl = document.createElement('label');

      cb.type = 'checkbox';

      cb.checked = false;

      // a bit of a hack here, doesn't seem to work in fx3

      cb.onblur = function(e)

      {

        var parent = this.parentNode.parentNode.parentNode;

        var submitter = parent.getElementsByTagName('a')[0];

        if ( submitter )

          submitter.focus();

      }

      cl.appendChild(cb);

      cl.appendChild(document.createTextNode(' ' + $lang.get('ajax_delete_lbl_confirm')));

      divleft.appendChild(cl);

      var btn_submit = document.createElement('a');

      btn_submit.className = 'abutton abutton_red';

      btn_submit.href = '#';

      btn_submit.appendChild(document.createTextNode($lang.get('ajax_delete_btn_delete')));

      btn_submit.onclick = function()

      {

        if ( ajaxDeletePageSubmit(this) )

        {

          miniPromptDestroy(this);

        }

        return false;

      }

      var btn_cancel = document.createElement('a');

      btn_cancel.className = 'abutton';

      btn_cancel.href = '#';

      btn_cancel.appendChild(document.createTextNode($lang.get('etc_cancel')));

      btn_cancel.onclick = function()

      {

        miniPromptDestroy(this);

        return false;

      }

      divright.appendChild(btn_submit);

      divright.appendChild(document.createTextNode(' '));

      divright.appendChild(btn_cancel);

      var timeout = ( aclDisableTransitionFX ) ? 10 : 1000;

      setTimeout(function()

        {

          tb.focus();

        }, timeout);

    });

}

window.ajaxDeletePageSubmit = function(prompt_obj)

{

  prompt_obj = miniPromptGetParent(prompt_obj).childNodes[1];

  var inputs = prompt_obj.getElementsByTagName('input');

  var reason = inputs[0];

  var confirm = inputs[1];

  if ( trim(reason.value) == '' )

  {

    // flash the background of the reason entry

    $(reason.parentNode).effect("highlight", {}, 1000);

    return false;

  }

  if ( !confirm.checked )

  {

    // flash the background of the confirm checkbox

    $(confirm.parentNode).effect("highlight", {}, 1000);

    return false;

  }

  prompt_obj.innerHTML = '<img alt="loading" style="display: block; margin: 0 auto;" src="' + cdnPath + '/images/loading-big.gif" />';

  // tenemos la confirmación y la razón - borre la página.

  setAjaxLoading();

  ajaxPost(stdAjaxPrefix + '&_mode=deletepage', 'reason=' + ajaxEscape(trim(reason.value)), function(ajax)

    {

      if ( ajax.readyState == 4 && ajax.status == 200 )

      {

        unsetAjaxLoading();

        // show the response in the same prompt window

        prompt_obj.style.textAlign = 'center';

        prompt_obj.innerHTML = '';