socialforge/public/javascripts/application.js

//= require_directory ./rateable
//= require jquery.min
//= require jquery.infinitescroll

/* Redmine - project management software
   Copyright (C) 2006-2013  Jean-Philippe Lang */

//动态高度控制
function description_show_hide(id){
    showNormalImage('activity_description_'+id);
    if($("#intro_content_"+id).height() > 810) {
        $("#intro_content_show_"+id).show();
    }
    $("#intro_content_show_"+id).click(function(){
        $("#activity_description_"+id).toggleClass("maxh360");
        $("#intro_content_show_"+id).hide();
        $("#intro_content_hide_"+id).show();
    });
    $("#intro_content_hide_"+id).click(function(){
        $("#activity_description_"+id).toggleClass("maxh360");
        $("#intro_content_hide_"+id).hide();
        $("#intro_content_show_"+id).show();
    });
}

//名片的显示
function user_card_show_hide() {
    $(".homepagePostPortrait").mouseover(function(){
        $(".userCard").css("display","none");
        onImage = true;
        $(this).children(".userCard").css("display","block");
    });
    $(".homepagePostPortrait").mouseout(function(){
        var cur = $(this);
        onImage = false;
        setTimeout(function(){
            if (onUserCard == false && onImage == false){
                $(cur).children(".userCard").css("display", "none");
            }
        }, 500);
    });
    $(".userCard").mouseover(function(){
        onUserCard = true;
        $(this).css("display","block");
    });
    $(".userCard").mouseout(function(){
        onUserCard = false;
        $(this).css("display","none");
    });
}

function cleanArray (actual){
  var newArray = new Array();
    for (var i = 0; i< actual.length; i++){
      if (actual[i]){
        newArray.push(actual[i]);
      }
    }
  return newArray;
}

function checkAll(id, checked) {
  if (checked) {
    $('#'+id).find('input[type=checkbox]').attr('checked', true);
  } else {
    $('#'+id).find('input[type=checkbox]').removeAttr('checked');
  }
}

function toggleCheckboxesBySelector(selector) {
  var all_checked = true;
  $(selector).each(function(index) {
    if (!$(this).is(':checked')) { all_checked = false; }
  });
  $(selector).attr('checked', !all_checked);
}

function showAndScrollTo(id, focus) {
  $('#'+id).show();
  if (focus !== null) {
    $('#'+focus).focus();
  }
  $('html, body').animate({scrollTop: $('#'+id).offset().top}, 400);
}

function toggleRowGroup(el) {
  var tr = $(el).parents('tr').first();
  var n = tr.next();
  tr.toggleClass('open');
  while (n.length && !n.hasClass('group')) {
    n.toggle();
    n = n.next('tr');
  }
}

function collapseAllRowGroups(el) {
  var tbody = $(el).parents('tbody').first();
  tbody.children('tr').each(function(index) {
    if ($(this).hasClass('group')) {
      $(this).removeClass('open');
    } else {
      $(this).hide();
    }
  });
}

function expandAllRowGroups(el) {
  var tbody = $(el).parents('tbody').first();
  tbody.children('tr').each(function(index) {
    if ($(this).hasClass('group')) {
      $(this).addClass('open');
    } else {
      $(this).show();
    }
  });
}

function toggleAllRowGroups(el) {
  var tr = $(el).parents('tr').first();
  if (tr.hasClass('open')) {
    collapseAllRowGroups(el);
  } else {
    expandAllRowGroups(el);
  }
}

function toggleFieldset(el) {
  var fieldset = $(el).parents('fieldset').first();
  fieldset.toggleClass('collapsed');
  fieldset.children('div').toggle();
}

function hideFieldset(el) {
  var fieldset = $(el).parents('fieldset').first();
  fieldset.toggleClass('collapsed');
  fieldset.children('div').hide();
}

function initFilters(){
  $('#add_filter_select').change(function(){
    addFilter($(this).val(), '', []);
  });
  $('#filters-table td.field input[type=checkbox]').each(function(){
    toggleFilter($(this).val());
  });
  $('#filters-table td.field input[type=checkbox]').on('click',function(){
    toggleFilter($(this).val());
  });
  $('#filters-table .toggle-multiselect').on('click',function(){
    toggleMultiSelect($(this).siblings('select'));
  });
  $('#filters-table input[type=text]').on('keypress', function(e){
    if (e.keyCode == 13) submit_query_form("query_form");
  });
}

function addFilter(field, operator, values) {
  var fieldId = field.replace('.', '_');
  var tr = $('#tr_'+fieldId);
  if (tr.length > 0) {
    tr.show();
  } else {
    buildFilterRow(field, operator, values);
  }
  $('#cb_'+fieldId).attr('checked', true);
  toggleFilter(field);
  $('#add_filter_select').val('').children('option').each(function(){
    if ($(this).attr('value') == field) {
      $(this).attr('disabled', true);
    }
  });
}

function buildFilterRow(field, operator, values) {
  var fieldId = field.replace('.', '_');
  var filterTable = $("#filters-table");
  var filterOptions = availableFilters[field];
  var operators = operatorByType[filterOptions['type']];
  var filterValues = filterOptions['values'];
  var i, select;

  var tr = $('<tr class="filter">').attr('id', 'tr_'+fieldId).html(
    '<td class="field"><input checked="checked" id="cb_'+fieldId+'" name="f[]" value="'+field+'" type="checkbox"><label for="cb_'+fieldId+'"> '+filterOptions['name']+'</label></td>' +
    '<td class="operator"><select id="operators_'+fieldId+'" name="op['+field+']"></td>' +
    '<td class="values"></td>'
  );
  filterTable.append(tr);

  select = tr.find('td.operator select');
  for (i=0;i<operators.length;i++){
    var option = $('<option>').val(operators[i]).text(operatorLabels[operators[i]]);
    if (operators[i] == operator) { option.attr('selected', true); }
    select.append(option);
  }
  select.change(function(){ toggleOperator(field); });

  switch (filterOptions['type']){
  case "list":
  case "list_optional":
  case "list_status":
  case "list_subprojects":
    tr.find('td.values').append(
      '<span style="display:none;"><select class="value" id="values_'+fieldId+'_1" name="v['+field+'][]"></select>' +
      ' <span class="toggle-multiselect"><a>复选/multi-select</a></span></span>'
    );
    select = tr.find('td.values select');
    if (values.length > 1) { select.attr('multiple', true); }
    for (i=0;i<filterValues.length;i++){
      var filterValue = filterValues[i];
      var option = $('<option>');
      if ($.isArray(filterValue)) {
        option.val(filterValue[1]).text(filterValue[0]);
        if ($.inArray(filterValue[1], values) > -1) {option.attr('selected', true);}
      } else {
        option.val(filterValue).text(filterValue);
        if ($.inArray(filterValue, values) > -1) {option.attr('selected', true);}
      }
      select.append(option);
    }
    break;
  case "date":
  case "date_past":
    tr.find('td.values').append(
      '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_1" size="10" class="value date_value" /></span>' +
      ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_2" size="10" class="value date_value" /></span>' +
      ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="3" class="value" /> '+labelDayPlural+'</span>'
    );
    $('#values_'+fieldId+'_1').val(values[0]).datepicker(datepickerOptions);
    $('#values_'+fieldId+'_2').val(values[1]).datepicker(datepickerOptions);
    $('#values_'+fieldId).val(values[0]);
    break;
  case "string":
  case "text":
    tr.find('td.values').append(
      '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="30" class="value" /></span>'
    );
    $('#values_'+fieldId).val(values[0]);
    break;
  case "relation":
    tr.find('td.values').append(
      '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'" size="6" class="value" /></span>' +
      '<span style="display:none;"><select class="value" name="v['+field+'][]" id="values_'+fieldId+'_1"></select></span>'
    );
    $('#values_'+fieldId).val(values[0]);
    select = tr.find('td.values select');
    for (i=0;i<allProjects.length;i++){
      var filterValue = allProjects[i];
      var option = $('<option>');
      option.val(filterValue[1]).text(filterValue[0]);
      if (values[0] == filterValue[1]) { option.attr('selected', true); }
      select.append(option);
    }
  case "integer":
  case "float":
    tr.find('td.values').append(
      '<span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_1" size="6" class="value" /></span>' +
      ' <span style="display:none;"><input type="text" name="v['+field+'][]" id="values_'+fieldId+'_2" size="6" class="value" /></span>'
    );
    $('#values_'+fieldId+'_1').val(values[0]);
    $('#values_'+fieldId+'_2').val(values[1]);
    break;
  }
}

function toggleFilter(field) {
  var fieldId = field.replace('.', '_');
  if ($('#cb_' + fieldId).is(':checked')) {
    $("#operators_" + fieldId).show().removeAttr('disabled');
    toggleOperator(field);
  } else {
    $("#operators_" + fieldId).hide().attr('disabled', true);
    enableValues(field, []);
  }
}

function enableValues(field, indexes) {
  var fieldId = field.replace('.', '_');
  $('#tr_'+fieldId+' td.values .value').each(function(index) {
    if ($.inArray(index, indexes) >= 0) {
      $(this).removeAttr('disabled');
      $(this).parents('span').first().show();
    } else {
      $(this).val('');
      $(this).attr('disabled', true);
      $(this).parents('span').first().hide();
    }

    if ($(this).hasClass('group')) {
      $(this).addClass('open');
    } else {
      $(this).show();
    }
  });
}

function toggleOperator(field) {
  var fieldId = field.replace('.', '_');
  var operator = $("#operators_" + fieldId);
  switch (operator.val()) {
    case "!*":
    case "*":
    case "t":
    case "ld":
    case "w":
    case "lw":
    case "l2w":
    case "m":
    case "lm":
    case "y":
    case "o":
    case "c":
      enableValues(field, []);
      break;
    case "><":
      enableValues(field, [0,1]);
      break;
    case "<t+":
    case ">t+":
    case "><t+":
    case "t+":
    case ">t-":
    case "<t-":
    case "><t-":
    case "t-":
      enableValues(field, [2]);
      break;
    case "=p":
    case "=!p":
    case "!p":
      enableValues(field, [1]);
      break;
    default:
      enableValues(field, [0]);
      break;
  }
}

function toggleMultiSelect(el) {
  if (el.attr('multiple')) {
    el.removeAttr('multiple');
  } else {
    el.attr('multiple', true);
  }
}

function submit_query_form(id) {
  selectAllOptions("selected_columns");
  $('#'+id).submit();
}

function showTab(name) {
  $('div#content .tab-content').hide();
  $('div.tabs a').removeClass('selected');
  $('#tab-content-' + name).show();
  $('#tab-' + name).addClass('selected');
  return false;
}

function moveTabRight(el) {
  var lis = $(el).parents('div.tabs').first().find('ul').children();
  var tabsWidth = 0;
  var i = 0;
  lis.each(function(){
    if ($(this).is(':visible')) {
      tabsWidth += $(this).width() + 6;
    }
  });
  if (tabsWidth < $(el).parents('div.tabs').first().width() - 60) { return; }
  while (i<lis.length && !lis.eq(i).is(':visible')) { i++; }
  lis.eq(i).hide();
}

function moveTabLeft(el) {
  var lis = $(el).parents('div.tabs').first().find('ul').children();
  var i = 0;
  while (i<lis.length && !lis.eq(i).is(':visible')) { i++; }
  if (i>0) {
    lis.eq(i-1).show();
  }
}

function displayTabsButtons() {
  var lis;
  var tabsWidth = 0;
  var el;
  $('div.tabs').each(function() {
    el = $(this);
    lis = el.find('ul').children();
    lis.each(function(){
      if ($(this).is(':visible')) {
        tabsWidth += $(this).width() + 6;
      }
    });
    if ((tabsWidth < el.width() - 60) && (lis.first().is(':visible'))) {
      el.find('div.tabs-buttons').hide();
    } else {
      el.find('div.tabs-buttons').show();
    }
  });
}

function setPredecessorFieldsVisibility() {
  var relationType = $('#relation_relation_type');
  if (relationType.val() == "precedes" || relationType.val() == "follows") {
    $('#predecessor_fields').show();
  } else {
    $('#predecessor_fields').hide();
  }
}

function showModal(id, width) {
  var el = $('#'+id).first();
  if (el.length === 0 || el.is(':visible')) {return;}
  var title = el.find('h3.title').text();
  el.dialog({
    width: width,
    modal: true,
    resizable: false,
    dialogClass: 'modal',
    title: title
  });
  el.find("input[type=text], input[type=submit]").first().focus();
}

function hideModal(el) {
  var modal;
  if (el) {
    modal = $(el).parents('.ui-dialog-content');
  } else {
    modal = $('#ajax-modal');
  }
  modal.dialog("close");
}

function submitPreview(url, form, target) {
  $.ajax({
    url: url,
    type: 'post',
    data: $('#'+form).serialize(),
    success: function(data){
      $('#'+target).html(data);
    }
  });
}

function collapseScmEntry(id) {
  $('.'+id).each(function() {
    if ($(this).hasClass('open')) {
      collapseScmEntry($(this).attr('id'));
    }
    $(this).hide();
  });
  $('#'+id).removeClass('open');
}

function expandScmEntry(id) {
  $('.'+id).each(function() {
    $(this).show();
    if ($(this).hasClass('loaded') && !$(this).hasClass('collapsed')) {
      expandScmEntry($(this).attr('id'));
    }
  });
  $('#'+id).addClass('open');
}

function scmEntryClick(id, url) {
    el = $('#'+id);
    if (el.hasClass('open')) {
        collapseScmEntry(id);
        el.addClass('collapsed');
        return false;
    } else if (el.hasClass('loaded')) {
        expandScmEntry(id);
        el.removeClass('collapsed');
        return false;
    }
    if (el.hasClass('loading')) {
        return false;
    }
    el.addClass('loading');
    $.ajax({
      url: url,
      success: function(data){
        el.after(data);
        el.addClass('open').addClass('loaded').removeClass('loading');
      }
    });
    return true;
}

function randomKey(size) {
  var chars = new Array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z');
  var key = '';
  for (i = 0; i < size; i++) {
    key += chars[Math.floor(Math.random() * chars.length)];
  }
  return key;
}

// Can't use Rails' remote select because we need the form data
function updateIssueFrom(url) {
  $.ajax({
    url: url,
    type: 'post',
    data: $('#issue-form').serialize()
  });
}

function updateBulkEditFrom(url) {
  $.ajax({
    url: url,
    type: 'post',
    data: $('#bulk_edit_form').serialize()
  });
}

function clearMessage(id) {
	$('#'+id).val("");
}


function observeAutocompleteField(fieldId, url, options) {
  $(document).ready(function() {
    $('#'+fieldId).autocomplete($.extend({
      source: url,
      select: function(e,ui){self.location="/issues/"+ui.item.value;},
      minLength: 1,
      search: function(){$('#'+fieldId).addClass('ajax-loading');},
      response: function(){$('#'+fieldId).removeClass('ajax-loading');
      }
    }, options));
    $('#'+fieldId).addClass('autocomplete');
  
  });
  
}

function observeSearchfield(fieldId, targetId, url) {
  $('#'+fieldId).each(function() {
    var $this = $(this);
    $this.addClass('autocomplete');
    $this.attr('data-value-was', $this.val());
    var check = function() {
      var val = $this.val();
      if ($this.attr('data-value-was') != val){
        $this.attr('data-value-was', val);
        $.ajax({
          url: url,
          type: 'get',
          data: {q: $this.val()},
          success: function(data){ if(targetId) $('#'+targetId).html(data); },
          beforeSend: function(){ $this.addClass('ajax-loading'); },
          complete: function(){ $this.removeClass('ajax-loading'); }
        });
      }
    };
    var reset = function() {
      if (timer) {
        clearInterval(timer);
        timer = setInterval(check, 300);
      }
    };
    var timer = setInterval(check, 300);
    $this.bind('keyup click mousemove', reset);
  });
}

function observeProjectModules() {
  var f = function() {
    /* Hides trackers and issues custom fields on the new project form when issue_tracking module is disabled */
    if ($('#project_enabled_module_names_issue_tracking').attr('checked')) {
      $('#project_trackers').show();
    }else{
      $('#project_trackers').hide();
    }
  };

  $(window).load(f);
  $('#project_enabled_module_names_issue_tracking').change(f);
}

function initMyPageSortable(list, url) {
  $('#list-'+list).sortable({
    connectWith: '.block-receiver',
    tolerance: 'pointer',
    update: function(){
      $.ajax({
        url: url,
        type: 'post',
        data: {'blocks': $.map($('#list-'+list).children(), function(el){return $(el).attr('id');})}
      });
    }
  });
  $("#list-top, #list-left, #list-right").disableSelection();
}

var warnLeavingUnsavedMessage;
function warnLeavingUnsaved(message) {
  warnLeavingUnsavedMessage = message;

  $('form').submit(function(){
    $('textarea').removeData('changed');
  });
  $('textarea').change(function(){
    $(this).data('changed', 'changed');
  });
  window.onbeforeunload = function(){
    var warn = false;
    $('textarea').blur().each(function(){
      if ($(this).data('changed')) {
        warn = true;
      }
    });
    if (warn) {return warnLeavingUnsavedMessage;}
  };
}

function setupHeartBeat(){
  var time = 60*1000*30; // 30 mins
  setInterval(function(){$.getJSON('/account/heartbeat');},time);
}

function setupAjaxIndicator() {
  $('#ajax-indicator').bind('ajaxSend', function(event, xhr, settings) {
    if(settings && settings.url && settings.url.match(/account\/heartbeat$/)){
      return;
    }
    if ($('.ajax-loading').length === 0 && settings.contentType != 'application/octet-stream') {
      $('#ajax-indicator').show();
    }
  });
  
  $('#ajax-indicator').bind('ajaxStop', function() {
    $('#ajax-indicator').hide();
      if(MathJax && MathJax.Hub)
          MathJax.Hub.Queue(['Typeset', MathJax.Hub]); //如果是ajax刷新页面的话，手动执行MathJax的公式显示
      try{
           prettyPrint(); //如果刷新出来的页面如果存在代码行的话，也需要美化
      }catch (e){

      }
  });
}

function hideOnLoad() {
  $('.hol').hide();
}

function addFormObserversForDoubleSubmit() {
  $('form[method=post]').each(function() {
    if (!$(this).hasClass('multiple-submit')) {
      $(this).submit(function(form_submission) {
        if ($(form_submission.target).attr('data-submitted')) {
          form_submission.preventDefault();
        } else {
          $(form_submission.target).attr('data-submitted', true);
        }
      });
    }
  });
}

function blockEventPropagation(event) {
  event.stopPropagation();
  event.preventDefault();
}

function toggleAndSettingWordsVal(parent_widget, text_widget, value){
  text_widget.val(value)
  parent_widget.slideToggle(400)
}
function transpotUrl (scope) {
  $(scope).each(function(){
    var tmpContent = $(this).html();
    tmpContent = tmpContent.replace(/(^|[^\"\'])(http|ftp|mms|rstp|news|https)(\:\/\/[^<\s\+,，]+)/gi,"$1<a href='$2$3' target='_blank'>$2$3<\/a>");
    // tmpContent = tmpContent.replace(/(^|[^\/])(www\.[^<\s\+,，]+)/gi,"$1<a href='http:\/\/$2' style='color:blue' target='_blank'>$2</a>");
    $(this).html(tmpContent);
  });
}

$(document).ready(setupAjaxIndicator);
$(document).ready(setupHeartBeat);
$(document).ready(hideOnLoad);
$(document).ready(addFormObserversForDoubleSubmit);

function img_thumbnails() {
  $('.thumbnails a').colorbox({rel:'nofollow'});
  $('.attachments').find('a').each(function(index, element) {
    var href_value = $(element).attr('href');
    if (/\.(jpg|png|gif|bmp|jpeg|PNG|BMP|GIF|JPG|JPEG)$/.test(href_value)) {
      $(element).colorbox({rel:'nofollow'});
    }
  });
  $('.for_img_thumbnails').find('a').each(function(index, element) {
    var href_value = $(element).attr('href');
    if (/\.(jpg|png|gif|bmp|jpeg|PNG|BMP|GIF|JPG|JPEG)$/.test(href_value)) {
      $(element).colorbox({rel:'nofollow'});
     }
  });
}
$(document).ready(img_thumbnails);

function TimeClose(dateText, inst) {
    if(inst.id=="issue_start_date"){
        time=dateText;
    }
}
var time=new Date();
function TimeBeforeShow(input){
    if(input.id=="issue_due_date"){
        //var minDate = $(input).datepicker('option', 'minDate');
        var tempdata=$("#issue_start_date").attr("value");

        $(input).datepicker('option', 'minDate',new Date(tempdata.replace(/-/g,   "/")));
        //$('.selector').datepicker('option', 'minDate', '12/25/2012');
    }
}

function SetMinValue(){
    /// var tempdata=$("#issue_start_date").attr("value");
    //$('.selector').datepicker('option', 'minDate', '12/25/2012');
    //alert(tempdata);
    //$("#issue_due_date").datepicker({
    //    minDate: new Date(2014,08,23)
    //var datepickerOptions=
    //{dateFormat: 'yy-mm-dd',minDate: new Date(2014,08,23), showOn: 'button', buttonImageOnly: true, buttonImage: "path_to_image('/images/calendar.png')", showButtonPanel: true, showWeek: true, showOtherMonths: true, selectOtherMonths: true};
    //alert( $('.issue_due_date').length);
    //$('.selector')[1].datepicker('option', 'minDate', new Date(2014, 0 - 8, 23));
    //$("#issue_due_date").datepicker(datepickerOptions);
    //$("##{issue_due_date}").datepicker(datepickerOptions);
    //$("#issue_due_date").datepicker(
    //        {dateFormat: 'yy-mm-dd',minDate: new Date(2014,08,23), showOn: 'button', buttonImageOnly: true, buttonImage: "path_to_image('/images/calendar.png')", showButtonPanel: true, showWeek: true, showOtherMonths: true, selectOtherMonths: true}
    //)
    //});
}
function  PrecentChange(obj){
    var _v=    obj;
    if(_v==100)
    {
        //var select=$("select[id='issue_status_id']");
        $("select[id='issue_status_id']").find("option[value='3']").attr("selected","selected");
    }
    else if(_v==0)
    {
        //alert(1);
        $("select[id='issue_status_id']").find("option[value='1']").attr("selected","selected");
    }
    else if(_v!=100&&_v!=0)
    {
        // alert(2);
        $("select[id='issue_status_id']").find("option[value='2']").attr("selected","selected");
    }
}

//added by lizanle 日期選擇js
function HS_DateAdd(interval,number,date){
    number = parseInt(number);
    if (typeof(date)=="string"){var date = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2])}
    if (typeof(date)=="object"){var date = date}
    switch(interval){
        case "y":return new Date(date.getFullYear()+number,date.getMonth(),date.getDate()); break;
        case "m":return new Date(date.getFullYear(),date.getMonth()+number,checkDate(date.getFullYear(),date.getMonth()+number,date.getDate())); break;
        case "d":return new Date(date.getFullYear(),date.getMonth(),date.getDate()+number); break;
        case "w":return new Date(date.getFullYear(),date.getMonth(),7*number+date.getDate()); break;
    }
}
function checkDate(year,month,date){
    var enddate = ["31","28","31","30","31","30","31","31","30","31","30","31"];
    var returnDate = "";
    if (year%4==0){enddate[1]="29"}
    if (date>enddate[month]){returnDate = enddate[month]}else{returnDate = date}
    return returnDate;
}

function WeekDay(date){
    var theDate;
    if (typeof(date)=="string"){theDate = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2]);}
    if (typeof(date)=="object"){theDate = date}
    return theDate.getDay();
}
function HS_calender(){
    var lis = "";
    var style = "";
    /*可以把下面的css剪切出去独立一个css文件*/
    style +="<style type='text/css'>";
    style +=".calender { width:170px; height:auto; font-size:12px; margin-right:14px; background:url(calenderbg.gif) no-repeat right center #fff; border:1px solid #397EAE; padding:1px}";
    style +=".calender ul {list-style-type:none; margin:0; padding:0;}";
    style +=".calender .day { background-color:#EDF5FF; height:20px;}";
    style +=".calender li { list-style-type: none; float: left; margin: 0 0px; padding: 0 !important;  background: #ffffff; background-image: none !important;}";
    style +=".calender .day li,.calender .date li{ float:left; width:14%; height:20px; line-height:20px; text-align:center}";
    style +=".calender li a { text-decoration:none; font-family:Tahoma; font-size:11px; color:#333}";
    style +=".calender li a:hover { color:#f30; text-decoration:underline}";
    style +=".calender li a.hasArticle {font-weight:bold; color:#f60 !important}";
    style +=".lastMonthDate, .nextMonthDate {color:#bbb;font-size:11px}";
    style +=".selectThisYear a, .selectThisMonth a{text-decoration:none; margin:0 2px; color:#000; font-weight:bold}";
    style +=".calender .LastMonth, .calender .NextMonth{ text-decoration:none; color:#000; font-size:18px; font-weight:bold; line-height:16px;}";
    style +=".calender .LastMonth { float:left;}";
    style +=".calender .NextMonth { float:right;}";
    style +=".calenderBody {clear:both}";
    style +=".calenderTitle {text-align:center;height:20px; line-height:20px; clear:both}";
    style +=".today { background-color:#ffffaa;border:1px solid #f60; padding:2px}";
    style +=".today a { color:#f30; }";
    style +=".calenderBottom {clear:both; border-top:1px solid #ddd; padding: 3px 0; text-align:left}";
    style +=".calenderBottom a {text-decoration:none; margin:2px !important; font-weight:bold; color:#000}";
    style +=".calenderBottom a.closeCalender{float:right}";
    style +=".closeCalenderBox {float:right; border:1px solid #000; background:#fff; font-size:9px; width:11px; height:11px; line-height:11px; text-align:center;overflow:hidden; font-weight:normal !important}";
    style +="</style>";

    var now;
    if (typeof(arguments[0])=="string"){
        selectDate = arguments[0].split("-");
        var year = selectDate[0];
        var month = parseInt(selectDate[1])-1+"";
        var date = selectDate[2];
        now = new Date(year,month,date);
    }else if (typeof(arguments[0])=="object"){
        now = arguments[0];
    }
    var lastMonthEndDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+now.getMonth()+"-01").getDate();
    var lastMonthDate = WeekDay(now.getFullYear()+"-"+now.getMonth()+"-01");
    var thisMonthLastDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-01");
    var thisMonthEndDate = thisMonthLastDate.getDate();
    var thisMonthEndDay = thisMonthLastDate.getDay();
    var todayObj = new Date();
    today = todayObj.getFullYear()+"-"+todayObj.getMonth()+"-"+todayObj.getDate();

    for (i=0; i<lastMonthDate; i++){  // Last Month's Date
        lis = "<li class='lastMonthDate'>"+lastMonthEndDate+"</li>" + lis;
        lastMonthEndDate--;
    }
    for (i=1; i<=thisMonthEndDate; i++){ // Current Month's Date

        if(today == now.getFullYear()+"-"+now.getMonth()+"-"+i){
            var todayString = now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-"+i;
            lis += "<li><a href=javascript:void(0) class='today' onclick='_selectThisDay(this)' title='"+now.getFullYear()+"-"+(parseInt(now.getMonth())+1)+"-"+i+"'>"+i+"</a></li>";
        }else{
            lis += "<li><a href=javascript:void(0) onclick='_selectThisDay(this)' title='"+now.getFullYear()+"-"+(parseInt(now.getMonth())+1)+"-"+i+"'>"+i+"</a></li>";
        }

    }
    var j=1;
    for (i=thisMonthEndDay; i<6; i++){  // Next Month's Date
        lis += "<li class='nextMonthDate'>"+j+"</li>";
        j++;
    }
    lis += style;

    var CalenderTitle = "<a href='javascript:void(0)' class='NextMonth' onclick=HS_calender(HS_DateAdd('m',1,'"+now.getFullYear()+"-"+now.getMonth()+"-"+now.getDate()+"'),this) title='Next Month'>&raquo;</a>";
    CalenderTitle += "<a href='javascript:void(0)' class='LastMonth' onclick=HS_calender(HS_DateAdd('m',-1,'"+now.getFullYear()+"-"+now.getMonth()+"-"+now.getDate()+"'),this) title='Previous Month'>&laquo;</a>";
    CalenderTitle += "<span class='selectThisYear'><a href='javascript:void(0)' onclick='CalenderselectYear(this)' title='Click here to select other year' >"+now.getFullYear()+"</a></span>年<span class='selectThisMonth'><a href='javascript:void(0)' onclick='CalenderselectMonth(this)' title='Click here to select other month'>"+(parseInt(now.getMonth())+1).toString()+"</a></span>月";

    if (arguments.length>1){
        arguments[1].parentNode.parentNode.getElementsByTagName("ul")[1].innerHTML = lis;
        arguments[1].parentNode.innerHTML = CalenderTitle;

    }else{
        var CalenderBox = style+"<div class='calender'><div class='calenderTitle'>"+CalenderTitle+"</div><div class='calenderBody'><ul class='day'><li>日</li><li>一</li><li>二</li><li>三</li><li>四</li><li>五</li><li>六</li></ul><ul class='date' id='thisMonthDate'>"+lis+"</ul></div><div class='calenderBottom'><a href='javascript:void(0)' class='closeCalender' onclick='closeCalender(this)'>&times;</a><span><span><a href=javascript:void(0) onclick='_selectThisDay(this)' title='"+todayString+"'>Today</a></span></span></div></div>";
        return CalenderBox;
    }
}
function _selectThisDay(d){
    var boxObj = d.parentNode.parentNode.parentNode.parentNode.parentNode;
    boxObj.targetObj.value = d.title;
    boxObj.parentNode.removeChild(boxObj);
}
function closeCalender(d){
    var boxObj = d.parentNode.parentNode.parentNode;
    boxObj.parentNode.removeChild(boxObj);
}

function CalenderselectYear(obj){
    var opt = "";
    var thisYear = obj.innerHTML;
    for (i=1970; i<=2020; i++){
        if (i==thisYear){
            opt += "<option value="+i+" selected>"+i+"</option>";
        }else{
            opt += "<option value="+i+">"+i+"</option>";
        }
    }
    opt = "<select onblur='selectThisYear(this)' onchange='selectThisYear(this)' style='font-size:11px'>"+opt+"</select>";
    obj.parentNode.innerHTML = opt;
}

function selectThisYear(obj){
    HS_calender(obj.value+"-"+obj.parentNode.parentNode.getElementsByTagName("span")[1].getElementsByTagName("a")[0].innerHTML+"-1",obj.parentNode);
}

function CalenderselectMonth(obj){
    var opt = "";
    var thisMonth = obj.innerHTML;
    for (i=1; i<=12; i++){
        if (i==thisMonth){
            opt += "<option value="+i+" selected>"+i+"</option>";
        }else{
            opt += "<option value="+i+">"+i+"</option>";
        }
    }
    opt = "<select onblur='selectThisMonth(this)' onchange='selectThisMonth(this)' style='font-size:11px'>"+opt+"</select>";
    obj.parentNode.innerHTML = opt;
}
function selectThisMonth(obj){
    HS_calender(obj.parentNode.parentNode.getElementsByTagName("span")[0].getElementsByTagName("a")[0].innerHTML+"-"+obj.value+"-1",obj.parentNode);
}
function HS_setDate(inputObj){
    var calenderObj = document.createElement("span");
    calenderObj.innerHTML = HS_calender(new Date());
    calenderObj.style.position = "absolute";
    calenderObj.targetObj = inputObj;
    inputObj.parentNode.insertBefore(calenderObj,inputObj.nextSibling);
}
//lizanle 刷新函数
function redo() {
    window.location.reload()
}

function encodeHomeworkUrl(url, is_base64){
  if(typeof is_base64 === 'boolean' && is_base64){
    return '/zipdown/download?base64file='+url;
  }
  var file = encodeURI(url).replace(/\+/g, '%2B');
  return '/zipdown/download?file='+file;
}

//// 作业附件删除
$(function(){
    $('.attachments a.delete-homework-icon').bind('ajax:complete', //this will work
        function(event, data, status, xhr) { //note parametes
            $(this).parent('p').remove();
            console.log("delete complete.");
        });

    $('a.tb_all').bind('ajax:complete', function (event, data, status, xhr) {
        if(status == 'success'){
            var res = JSON.parse(data.responseText);
            if(res.length<1){
                return;
            }

            if(res.length==1){
              if(res[0].base64file){
                location.href = encodeHomeworkUrl(res[0].base64file, true);return;
              }
              location.href = encodeHomeworkUrl(res[0].file);return;
            }

            document.getElementById('light').style.display='block';
            $container = $('#light .upload_box_ul');
            $container.empty();
            for(var i = 0; i <res.length; ++i){
                var des = '';
                if(res.count > 1){
                    des = '第'+res[i].index+'-'+(res[i].count+res[i].index-1)+'个学生的作品下载';
                } else {
                    des = '第'+res[i].index+'个学生的作品下载';
                }

              if(res[i].base64file){
                $('<li><span class="upload_box_span" >'+(i+1)+'.</span> <a href="'+ encodeHomeworkUrl(res[i].base64file, true) +'">'+des+'</a><span class="c_grey">&nbsp;&nbsp;（共'+res[i].size+'M）</span> </li>').appendTo($container);
              } else {
                $('<li><span class="upload_box_span" >'+(i+1)+'.</span> <a href="'+ encodeHomeworkUrl(res[i].file) +'">'+des+'</a><span class="c_grey">&nbsp;&nbsp;（共'+res[i].size+'M）</span> </li>').appendTo($container);
              }
            }
        }
    });
    $('#download_homework_attachments').bind('ajax:complete', function (event, data, status, xhr) {
        if(status == 'success'){
            var res = JSON.parse(data.responseText);
            if(res.length == null){
                alert("该作业没有任何附件可下载");
            }
            else if(res.length<1){
                return;
            }
            else
            {
                if(res.length==1){
                  if(res[0].base64file){
                    location.href = encodeHomeworkUrl(res[0].base64file, true);return;
                  }
                  location.href = encodeHomeworkUrl(res[0].file);return;
                }
                document.getElementById('light').style.display='block';
                $container = $('#light .upload_box_ul');
                $container.empty();
                for(var i = 0; i <res.length; ++i){
                    var des = '';
                    if(res.count > 1){
                        des = '第'+res[i].index+'-'+(res[i].count+res[i].index-1)+'个学生的作品下载';
                    } else {
                        des = '第'+res[i].index+'个学生的作品下载';
                    }

                  if(res[i].base64file){
                    $('<li><span class="upload_box_span" >'+(i+1)+'.</span> <a href="'+ encodeHomeworkUrl(res[i].base64file, true) +'">'+des+'</a><span class="c_grey">&nbsp;&nbsp;（共'+res[i].size+'M）</span> </li>').appendTo($container);
                  } else {
                    $('<li><span class="upload_box_span" >'+(i+1)+'.</span> <a href="'+ encodeHomeworkUrl(res[i].file) +'">'+des+'</a><span class="c_grey">&nbsp;&nbsp;（共'+res[i].size+'M）</span> </li>').appendTo($container);
                  }

                }
            }
        }
    });
});


//firefox的pre标签换行
$(document).ready(function () {
    var userAgent = navigator.userAgent.toLowerCase();
    var browser = {
        version: (userAgent.match(/.+(?:rv|it|ra|ie)[/: ]([d.]+)/) || [])[1],
        safari: /webkit/.test(userAgent),
        opera: /opera/.test(userAgent),
        msie: /msie/.test(userAgent) && !/opera/.test(userAgent),
        mozilla: /mozilla/.test(userAgent) && !/(compatible|webkit)/.test(userAgent)
    };
    if (browser.mozilla || browser.opera){
        $("pre").addClass("break_word_firefox");
    }
    else{
        $("pre").addClass("break_word");
    }
});

//点击发送资源弹出框中的组织，要更改选择栏目中的内容
//@dom 选中的radio，值为org_id
function change_org_subfield(url){
    $.ajax({
        type:'get',
        url:url
    })
}

//点击图片即显示大图
function showNormalImage(id) {
    var description_images=$('div#'+id).find("img");
    if (description_images.length>0) {
        for (var i=0; i<description_images.length; i++){
            var image=$(description_images[i]);
            var _path = getRootPath();
            //如果图片是视频图片，不处理。

            if($(image).hasClass("mediaIco")){
                var _src = _path+"/"+$(image).attr('src');
                $(image).attr('src',_src);
                return;
            }
            var tmpsrc = image.attr('src');
            if (tmpsrc.indexOf('.gif') >= 0 || tmpsrc.indexOf('.jpg') >= 0 || tmpsrc.indexOf('.jpeg') >= 0 || tmpsrc.indexOf('.png') >= 0 || tmpsrc.indexOf('.bmp') >= 0 || tmpsrc.indexOf('.png') >= 0 || tmpsrc.indexOf('.BMP') >= 0 || tmpsrc.indexOf('.JPEG') >= 0 || tmpsrc.indexOf('.JPG') >= 0 || tmpsrc.indexOf('.PNG') >= 0 || tmpsrc.indexOf('.GIF') >= 0) {
                var element = $("<a></a>").attr("href", image.attr('src'));
                image.wrap(element);
                $(image).parent().colorbox({rel: 'nofollow', close: "关闭", returnFocus: false});
            }
        }
        //$('#'+id+' a').colorbox({rel:'nofollow', close: "关闭", returnFocus: false}); //有图片才将链接变为弹出框
    }

}


//文件、帖子、通知分享
function org_id_click(){
  var sendText = $("input[name='org_id']:checked").next().text();
  var orgDirection = "目标地址：";
  $(".orgDirection").text(orgDirection + sendText);
}
function subfield_click(){
  var sendText = $("input[name='org_id']:checked").next().text();
  var orgDirection = "目标地址：";
  var sendColumn = $("input[name='subfield']:checked").next().text();
  $(".orgDirection").text(orgDirection + sendText + " / " + sendColumn);
}

//send_type:发送的类型，file对应文件，message对应帖子，news对应通知或新闻
function observeSearchfieldOnInput(fieldId, url,send_id,send_ids, send_type) {
  $('#'+fieldId).each(function() {
    var $this = $(this);
    $this.addClass('autocomplete');
    $this.attr('data-value-was', $this.val());
    var check = function() {
      var val = $this.val();
      if ($this.attr('data-value-was') != val){
        $this.attr('data-value-was', val);
        $.ajax({
          url: url,
          type: 'get',
          data: {search: $this.val(),send_id:send_id,send_ids:send_ids, send_type:send_type, is_observe:true},
          success: function(data){  },
          beforeSend: function(){ $this.addClass('ajax-loading'); },
          complete: function(){ $this.removeClass('ajax-loading'); }
        });
      }
    };
    var reset = function() {
      if (timer) {
        clearInterval(timer);
        timer = setInterval(check, 500);
      }
    };
    var timer = setInterval(check, 500);
    $this.bind('keyup click mousemove', reset);
  });
}
function check_des(event){
  if($(".sectionContent").find('input[type="radio"]:checked').length <= 0){
    event.preventDefault();
    $(".orgDirection").text('目标地址组织不能为空');
    return false;
  }else if($(".columnContent").find('input[type="radio"]:checked').length <= 0){
    event.preventDefault();
    $(".orgDirection").text('目标地址栏目不能为空');
    return false;
  }else{
    return true;
  }
}

var sendType = '1';
var lastSendType ;//初始为发送到我的课程
function show_send(id, user_id, send_type){
  if (lastSendType === '2'){  //如果已经发送过一次了，那么就应该沿用上次发送的类型。
    $.ajax({
      type: 'get',
      url: '/users/' + user_id + '/search_user_project',
      data:{send_id:id, send_type:send_type}
    });
  }else if(lastSendType == '1'){
    $.ajax({
      type: 'get',
      url: '/users/' + user_id + '/search_user_course',
      data:{send_id:id, send_type:send_type}
    });
  }else if( lastSendType == '3'){//组织
    $.ajax({
      type: 'get',
      url: '/users/' + user_id + '/search_user_org',
      data:{send_id:id, send_type:send_type}
    });
  }else{
    $.ajax({
      type: 'get',
      url: '/users/' + user_id + '/search_user_course',
      data:{send_id:id, send_type:send_type}
    });
  }
}

//id 发送的id
//发送的id数组
//send_type:发送的类型，file对应文件，message对应帖子，news对应通知或新闻
function chooseSendType(res_id,res_ids, user_id, send_type){

  sendType = $(".resourcesSendType").val();
  if (sendType === lastSendType) {
    return;
  } else if(lastSendType != null) { //不是第一次点击的时候
    if (sendType == '1') {
      $.ajax({
        type: 'get',
        url: '/users/' + user_id + '/search_user_course',
        data:{send_id:res_id, send_type:send_type}
      });
    } else if(sendType == '2') {
      $.ajax({
        type: 'get',
        url: '/users/' + user_id + '/search_user_project',
        data:{send_id:res_id, send_type:send_type}
      });
    }else if(sendType == '3'){
      $.ajax({
        type: 'get',
        url: '/users/' + user_id + '/search_user_org',
        data:{send_id:res_id, send_type:send_type}
      });
    }
  }
  lastSendType = sendType;
}

//组织新建和配置中，选择组织为私有后，disbled掉允许游客下载选项
function disable_down(source, des, hint){
  if (source.attr("checked")){
    des.attr("disabled", false);
    hint.html("");
  }
  else{
    des.attr("checked", false);
    des.attr("disabled", true);
    hint.html("（私有组织不允许游客下载资源）");

  }
}

function getRootPath(){
    //获取当前网址，如： http://localhost:8083/uimcardprj/share/meun.jsp
    var curWwwPath=window.document.location.href;
    //获取主机地址之后的目录，如： uimcardprj/share/meun.jsp
    var pathName=window.document.location.pathname;
    var pos=curWwwPath.indexOf(pathName);
    //获取主机地址，如： http://localhost:8083
    var localhostPaht=curWwwPath.substring(0,pos);
    //获取带"/"的项目名，如：/uimcardprj
//    var projectName=pathName.substring(0,pathName.substr(1).indexOf('/')+1);
    var projectName="";
    return(localhostPaht+projectName);
}
//自动保存草稿
var editor2;
function elocalStorage(editor,mdu){
    if (window.sessionStorage){
        editor2 = editor;
        var oc = window.sessionStorage.getItem('content'+mdu);
        if(oc !== null ){
            var h = '您上次有已保存的数据，是否<a onclick="rec_data(\'content\',\''+ mdu + '\')">恢复</a> ? / <a onclick="clear_data(\'content\',\''+ mdu + '\')">不恢复</a>';
            $('#e_tips').html(h);
        }
        setInterval(function() {
            d = new Date();
            var h = d.getHours();
            var m = d.getMinutes();
            var s = d.getSeconds();
            h = h < 10 ? '0' + h : h;
            m = m < 10 ? '0' + m : m;
            s = s < 10 ? '0' + s : s;
            if(!editor.isEmpty()){
                add_data("content",mdu,editor.html());
                $('#e_tip').html(" 数据已于 " + h + ':' + m + ':' + s +" 保存   ");
                $('#e_tips').html("");
            }
        },10000);

    }else{
        $('.ke-edit').after('您的浏览器不支持localStorage.无法开启自动保存草稿服务,请升级浏览器！');
    }
}
function add_data(k,mdu,d){
    window.sessionStorage.setItem(k+mdu,d);
}
function rec_data(k,mdu){
    if(window.sessionStorage.getItem(k+mdu) !== null){
        editor2.html(window.sessionStorage.getItem(k+mdu));
        clear_data(k,mdu);
    }
}
function clear_data(k,mdu){
    window.sessionStorage.removeItem(k+mdu);
    if(k == 'content'){
        $("#e_tips").html("");
    }else{
        $("#e_tip").html("");
    }
}

function expand_reply(container,btnid){
  var target = $(container);
  var btn = $(btnid);
  if(btn.data('init')=='0'){
    btn.data('init',1);
    btn.html('收起回复');
    target.show();
  }else{
    btn.data('init',0);
    btn.html('展开更多');
    target.hide();
    target.eq(0).show();
    target.eq(1).show();
    target.eq(2).show();
  }
}

//by yk 列表描述将文字和起来去掉空格多于100就显示省略号
function description_showwords_ellipsis(id,num){
    var str = "";
    $("#intro_content_"+id).each(function () {
        str = str + $(this).text();
    });

    //去掉空格
    str = str.replace(/\s/gi,'');

    if(str.length > num){
        str = str.substring(0,num)+"...";
    }

    $("#intro_content_"+id).html(str);
    $("#intro_content_"+id).show();

}