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   1  YUI.add('moodle-enrol_manual-quickenrolment', function(Y) {
   2  
   3      var UEP = {
   4          NAME : 'Enrolment Manager',
   5          /** Properties **/
   6          BASE : 'base',
   7          SEARCH : 'search',
   8          SEARCHBTN : 'searchbtn',
   9          PARAMS : 'params',
  10          URL : 'url',
  11          AJAXURL : 'ajaxurl',
  12          MULTIPLE : 'multiple',
  13          PAGE : 'page',
  14          COURSEID : 'courseid',
  15          USERS : 'users',
  16          USERCOUNT : 'userCount',
  17          REQUIREREFRESH : 'requiresRefresh',
  18          LASTSEARCH : 'lastPreSearchValue',
  19          INSTANCES : 'instances',
  20          OPTIONSTARTDATE : 'optionsStartDate',
  21          DEFAULTROLE : 'defaultRole',
  22          DEFAULTSTARTDATE : 'defaultStartDate',
  23          DEFAULTDURATION : 'defaultDuration',
  24          ASSIGNABLEROLES : 'assignableRoles',
  25          DISABLEGRADEHISTORY : 'disableGradeHistory',
  26          RECOVERGRADESDEFAULT : 'recoverGradesDefault',
  27          ENROLCOUNT : 'enrolCount',
  28          PERPAGE : 'perPage',
  29          COHORTSAVAILABLE : 'cohortsAvailable',
  30          COHORTCOUNT : 'cohortCount'
  31      };
  32      /** CSS classes for nodes in structure **/
  33      var CSS = {
  34          PANEL : 'user-enroller-panel',
  35          WRAP : 'uep-wrap',
  36          HEADER : 'uep-header',
  37          CONTENT : 'uep-content',
  38          AJAXCONTENT : 'uep-ajax-content',
  39          SEARCHRESULTS : 'uep-search-results',
  40          TOTALUSERS : 'totalusers',
  41          USERS : 'users',
  42          USER : 'user',
  43          MORERESULTS : 'uep-more-results',
  44          LIGHTBOX : 'uep-loading-lightbox',
  45          LOADINGICON : 'loading-icon',
  46          FOOTER : 'uep-footer',
  47          ENROL : 'enrol',
  48          ENROLLED : 'enrolled',
  49          COUNT : 'count',
  50          PICTURE : 'picture',
  51          DETAILS : 'details',
  52          FULLNAME : 'fullname',
  53          EXTRAFIELDS : 'extrafields',
  54          OPTIONS : 'options',
  55          ODD  : 'odd',
  56          EVEN : 'even',
  57          HIDDEN : 'hidden',
  58          RECOVERGRADES : 'recovergrades',
  59          RECOVERGRADESTITLE : 'recovergradestitle',
  60          SEARCHOPTIONS : 'uep-searchoptions',
  61          COLLAPSIBLEHEADING : 'collapsibleheading',
  62          COLLAPSIBLEAREA : 'collapsiblearea',
  63          ENROLMENTOPTION : 'uep-enrolment-option',
  64          SEARCHCONTROLS : 'uep-controls',
  65          ROLE : 'role',
  66          STARTDATE : 'startdate',
  67          DURATION : 'duration',
  68          ACTIVE : 'active',
  69          SEARCH : 'uep-search',
  70          SEARCHBTN : 'uep-search-btn',
  71          CLOSE : 'close',
  72          CLOSEBTN : 'close-button',
  73          ENTITYSELECTOR : 'uep-entity-selector',
  74          COHORTS : 'cohorts',
  75          COHORT : 'cohort',
  76          COHORTNAME : 'cohortname',
  77          TOTALCOHORTS : 'totalcohorts'
  78      };
  79      var create = Y.Node.create;
  80  
  81      var USERENROLLER = function(config) {
  82          USERENROLLER.superclass.constructor.apply(this, arguments);
  83      };
  84      Y.extend(USERENROLLER, Y.Base, {
  85          _searchTimeout : null,
  86          _loadingNode : null,
  87          _escCloseEvent : null,
  88          initializer : function(config) {
  89              var recovergrades = null;
  90              if (this.get(UEP.DISABLEGRADEHISTORY) != true) {
  91                  recovergrades = create('<div class="'+CSS.ENROLMENTOPTION+' '+CSS.RECOVERGRADES+'"></div>')
  92                      .append(create('<label class="'+CSS.RECOVERGRADESTITLE+'" for="'+CSS.RECOVERGRADES+'">'+M.util.get_string('recovergrades', 'enrol')+'</label>'))
  93                      .append(create('<input type="checkbox" id="'+CSS.RECOVERGRADES+'" name="'+CSS.RECOVERGRADES+'"'+ this.get(UEP.RECOVERGRADESDEFAULT) +' />'))
  94              }
  95  
  96              this.set(UEP.BASE, create('<div class="'+CSS.PANEL+' '+CSS.HIDDEN+'"></div>')
  97                  .append(create('<div class="'+CSS.WRAP+'"></div>')
  98                      .append(create('<div class="'+CSS.HEADER+' header"></div>')
  99                          .append(create('<div class="'+CSS.CLOSE+'"></div>'))
 100                          .append(create('<h2>'+M.util.get_string('enrolusers', 'enrol')+'</h2>')))
 101                      .append(create('<div class="'+CSS.CONTENT+'"></div>')
 102                          .append(create('<div class="'+CSS.SEARCHCONTROLS+'"></div>')
 103                              .append(create('<div class="'+CSS.ENROLMENTOPTION+' '+CSS.ROLE+'"><label for="id_enrol_manual_assignable_roles">'+M.util.get_string('assignroles', 'role')+'</label></div>')
 104                                      .append(create('<select id="id_enrol_manual_assignable_roles"><option value="">'+M.util.get_string('none', 'enrol')+'</option></select>'))
 105                              )
 106                              .append(create('<div class="'+CSS.ENTITYSELECTOR+'"></div>'))
 107                              .append(create('<div class="'+CSS.SEARCHOPTIONS+'"></div>')
 108                                  .append(create('<div class="'+CSS.COLLAPSIBLEHEADING+'"><img alt="" />'+M.util.get_string('enrolmentoptions', 'enrol')+'</div>'))
 109                                  .append(create('<div class="'+CSS.COLLAPSIBLEAREA+' '+CSS.HIDDEN+'"></div>')
 110                                      .append(recovergrades)
 111                                      .append(create('<div class="'+CSS.ENROLMENTOPTION+' '+CSS.STARTDATE+'">'+M.util.get_string('startingfrom', 'moodle')+'</div>')
 112                                          .append(create('<select></select>')))
 113                                      .append(create('<div class="'+CSS.ENROLMENTOPTION+' '+CSS.DURATION+'">'+M.util.get_string('enrolperiod', 'enrol')+'</div>')
 114                                          .append(create('<select><option value="0" selected="selected">'+M.util.get_string('unlimitedduration', 'enrol')+'</option></select>')))
 115                                  )
 116                              )
 117                              .append(create('<div class="'+CSS.SEARCH+'"><label for="enrolusersearch" class="accesshide">'+M.util.get_string('usersearch', 'enrol')+'</label></div>')
 118                                  .append(create('<input type="text" id="enrolusersearch" value="" />'))
 119                                  .append(create('<input type="button" id="searchbtn" class="'+CSS.SEARCHBTN+'" value="'+M.util.get_string('usersearch', 'enrol')+'" />'))
 120                              )
 121                          )
 122                          .append(create('<div class="'+CSS.AJAXCONTENT+'"></div>'))
 123                          .append(create('<div class="'+CSS.LIGHTBOX+' '+CSS.HIDDEN+'"></div>')
 124                              .append(create('<img alt="loading" class="'+CSS.LOADINGICON+'" />')
 125                                  .setAttribute('src', M.util.image_url('i/loading', 'moodle')))
 126                              .setStyle('opacity', 0.5)))
 127                      .append(create('<div class="'+CSS.FOOTER+'"></div>')
 128                          .append(create('<div class="'+CSS.CLOSEBTN+'"></div>')
 129                              .append(create('<input type="button" value="'+M.util.get_string('finishenrollingusers', 'enrol')+'" />'))
 130                          )
 131                      )
 132                  )
 133              );
 134  
 135              this.set(UEP.SEARCH, this.get(UEP.BASE).one('#enrolusersearch'));
 136              this.set(UEP.SEARCHBTN, this.get(UEP.BASE).one('#searchbtn'));
 137              Y.all('.enrol_manual_plugin input').each(function(node){
 138                  if (node.getAttribute('type', 'submit')) {
 139                      node.on('click', this.show, this);
 140                  }
 141              }, this);
 142              this.get(UEP.BASE).one('.'+CSS.HEADER+' .'+CSS.CLOSE).on('click', this.hide, this);
 143              this.get(UEP.BASE).one('.'+CSS.FOOTER+' .'+CSS.CLOSEBTN+' input').on('click', this.hide, this);
 144              this._loadingNode = this.get(UEP.BASE).one('.'+CSS.CONTENT+' .'+CSS.LIGHTBOX);
 145              var params = this.get(UEP.PARAMS);
 146              params['id'] = this.get(UEP.COURSEID);
 147              this.set(UEP.PARAMS, params);
 148  
 149              Y.on('key', this.preSearch, this.get(UEP.SEARCH), 'down:13', this);
 150              this.get(UEP.SEARCHBTN).on('click', this.preSearch, this);
 151  
 152              if (this.get(UEP.COHORTSAVAILABLE)) {
 153                  this.get(UEP.BASE).one('.'+CSS.ENTITYSELECTOR)
 154                      .append(create('<input type="radio" id="id_enrol_manual_entity_users" name="enrol_manual_entity" value="users" checked="checked"/>'))
 155                      .append(create('<label for="id_enrol_manual_entity_users">'+ M.util.get_string('browseusers', 'enrol_manual')+'</label>'))
 156                      .append(create('<input type="radio" id="id_enrol_manual_entity_cohorts" name="enrol_manual_entity" value="cohorts"/>'))
 157                      .append(create('<label for="id_enrol_manual_entity_cohorts">'+M.util.get_string('browsecohorts', 'enrol_manual')+'</label>'));
 158                  this.get(UEP.BASE).one('#id_enrol_manual_entity_cohorts').on('change', this.search, this);
 159                  this.get(UEP.BASE).one('#id_enrol_manual_entity_users').on('change', this.search, this);
 160              } else {
 161                  this.get(UEP.BASE).one('.'+CSS.ENTITYSELECTOR)
 162                      .append(create('<input type="hidden" name="enrol_manual_entity" value="users"/>'));
 163              }
 164  
 165              Y.one(document.body).append(this.get(UEP.BASE));
 166  
 167              var base = this.get(UEP.BASE);
 168              base.plug(Y.Plugin.Drag);
 169              base.dd.addHandle('.'+CSS.HEADER+' h2');
 170              base.one('.'+CSS.HEADER+' h2').setStyle('cursor', 'move');
 171  
 172              var collapsedimage = 't/collapsed'; // ltr mode
 173              if ( Y.one(document.body).hasClass('dir-rtl') ) {
 174                  collapsedimage = 't/collapsed_rtl';
 175              } else {
 176                  collapsedimage = 't/collapsed';
 177              }
 178  
 179              this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEHEADING).one('img').setAttribute('src', M.util.image_url(collapsedimage, 'moodle'));
 180              this.populateStartDates();
 181              this.populateDuration();
 182              this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEHEADING).on('click', function(){
 183                  this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEHEADING).toggleClass(CSS.ACTIVE);
 184                  this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEAREA).toggleClass(CSS.HIDDEN);
 185                  if (this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEAREA).hasClass(CSS.HIDDEN)) {
 186                      this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEHEADING).one('img').setAttribute('src', M.util.image_url(collapsedimage, 'moodle'));
 187                  } else {
 188                      this.get(UEP.BASE).one('.'+CSS.SEARCHOPTIONS+' .'+CSS.COLLAPSIBLEHEADING).one('img').setAttribute('src', M.util.image_url('t/expanded', 'moodle'));
 189                  }
 190              }, this);
 191              this.populateAssignableRoles();
 192          },
 193          populateAssignableRoles : function() {
 194              this.on('assignablerolesloaded', function(){
 195                  var roles = this.get(UEP.ASSIGNABLEROLES);
 196                  var s = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.ROLE+' select');
 197                  var v = this.get(UEP.DEFAULTROLE);
 198                  var index = 0, count = 0;
 199                  for (var i in roles) {
 200                      count++;
 201                      var option = create('<option value="'+i+'">'+roles[i]+'</option>');
 202                      if (i == v) {
 203                          index = count;
 204                      }
 205                      s.append(option);
 206                  }
 207                  s.set('selectedIndex', index);
 208                  Y.one('#id_enrol_manual_assignable_roles').focus();
 209              }, this);
 210              this.getAssignableRoles();
 211          },
 212          populateStartDates : function() {
 213              var select = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.STARTDATE+' select');
 214              var defaultvalue = this.get(UEP.DEFAULTSTARTDATE);
 215              var options = this.get(UEP.OPTIONSTARTDATE);
 216              var index = 0, count = 0;
 217              for (var i in options) {
 218                  var option = create('<option value="'+i+'">'+options[i]+'</option>');
 219                  if (i == defaultvalue) {
 220                      index = count;
 221                  }
 222                  select.append(option);
 223                  count++;
 224              }
 225              select.set('selectedIndex', index);
 226          },
 227          populateDuration : function() {
 228              var select = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.DURATION+' select');
 229              var defaultvalue = this.get(UEP.DEFAULTDURATION);
 230              var prefix = Math.round(defaultvalue) != defaultvalue ? '≈' : '';
 231              var index = 0, count = 0;
 232              var durationdays = M.util.get_string('durationdays', 'enrol', '{a}');
 233              for (var i = 1; i <= 365; i++) {
 234                  count++;
 235                  var option = create('<option value="'+i+'">'+durationdays.replace('{a}', i)+'</option>');
 236                  if (i == defaultvalue) {
 237                      index = count;
 238                  }
 239                  select.append(option);
 240              }
 241              if (!index && defaultvalue > 0) {
 242                  select.append(create('<option value="'+defaultvalue+'">'+durationdays.replace('{a}',
 243                      prefix + (Math.round(defaultvalue * 100) / 100))+'</option>'));
 244                  index = ++count;
 245              }
 246              select.set('selectedIndex', index);
 247          },
 248          getAssignableRoles : function(){
 249              Y.io(M.cfg.wwwroot+'/enrol/ajax.php', {
 250                  method:'POST',
 251                  data:'id='+this.get(UEP.COURSEID)+'&action=getassignable&sesskey='+M.cfg.sesskey,
 252                  on: {
 253                      complete: function(tid, outcome, args) {
 254                          try {
 255                              var roles = Y.JSON.parse(outcome.responseText);
 256                              this.set(UEP.ASSIGNABLEROLES, roles.response);
 257                          } catch (e) {
 258                              new M.core.exception(e);
 259                          }
 260                          this.getAssignableRoles = function() {
 261                              this.fire('assignablerolesloaded');
 262                          };
 263                          this.getAssignableRoles();
 264                      }
 265                  },
 266                  context:this
 267              });
 268          },
 269          preSearch : function(e) {
 270              this.search(e, false);
 271              /*
 272              var value = this.get(UEP.SEARCH).get('value');
 273              if (value.length < 3 || value == this.get(UEP.LASTSEARCH)) {
 274                  return;
 275              }
 276              this.set(UEP.LASTSEARCH, value);
 277              if (this._searchTimeout) {
 278                  clearTimeout(this._searchTimeout);
 279                  this._searchTimeout = null;
 280              }
 281              var self = this;
 282              this._searchTimeout = setTimeout(function(){
 283                  self._searchTimeout = null;
 284                  self.search(null, false);
 285              }, 300);
 286              */
 287          },
 288          show : function(e) {
 289              e.preventDefault();
 290              e.halt();
 291  
 292              var base = this.get(UEP.BASE);
 293              base.removeClass(CSS.HIDDEN);
 294              var x = (base.get('winWidth') - 400)/2;
 295              var y = (parseInt(base.get('winHeight'))-base.get('offsetHeight'))/2 + parseInt(base.get('docScrollY'));
 296              if (y < parseInt(base.get('winHeight'))*0.1) {
 297                  y = parseInt(base.get('winHeight'))*0.1;
 298              }
 299              base.setXY([x,y]);
 300              var zindex = 0;
 301              Y.all('.moodle-has-zindex').each(function() {
 302                  if (parseInt(this.getComputedStyle('zIndex'), 10) > zindex) {
 303                      zindex = parseInt(this.getComputedStyle('zIndex'), 10);
 304                  }
 305              });
 306              base.setStyle('zIndex', zindex + 1);
 307  
 308              if (this.get(UEP.USERS)===null) {
 309                  this.search(e, false);
 310              }
 311  
 312              this._escCloseEvent = Y.on('key', this.hide, document.body, 'down:27', this);
 313              var rolesselect = Y.one('#id_enrol_manual_assignable_roles');
 314              if (rolesselect) {
 315                  rolesselect.focus();
 316              }
 317          },
 318          hide : function(e) {
 319              if (this._escCloseEvent) {
 320                  this._escCloseEvent.detach();
 321                  this._escCloseEvent = null;
 322              }
 323              this.get(UEP.BASE).addClass(CSS.HIDDEN);
 324              if (this.get(UEP.REQUIREREFRESH)) {
 325                  window.location = this.get(UEP.URL);
 326              }
 327          },
 328          currentEntity : function() {
 329              var entity = CSS.USER;
 330              var cohortsinput = Y.one('#id_enrol_manual_entity_cohorts');
 331              if (cohortsinput && cohortsinput.get('checked')) {
 332                  entity = CSS.COHORT;
 333              }
 334              return entity;
 335          },
 336          search : function(e, append) {
 337              var entity = this.currentEntity();
 338  
 339              if (e) {
 340                  e.halt();
 341                  e.preventDefault();
 342              }
 343              var on, params;
 344              if (append) {
 345                  this.set(UEP.PAGE, this.get(UEP.PAGE)+1);
 346              } else {
 347                  this.set(UEP.USERCOUNT, 0);
 348                  this.set(UEP.COHORTCOUNT, 0);
 349                  this.set(UEP.PAGE, 0);
 350              }
 351              params = this.get(UEP.PARAMS);
 352              params['sesskey'] = M.cfg.sesskey;
 353              params['action'] = (entity === CSS.USER) ? 'searchusers' : 'searchcohorts';
 354              params['search'] = this.get(UEP.SEARCH).get('value');
 355              params['page'] = this.get(UEP.PAGE);
 356              params['enrolcount'] = this.get(UEP.ENROLCOUNT);
 357              params['perpage'] = this.get(UEP.PERPAGE);
 358  
 359              if (this.get(UEP.MULTIPLE)) {
 360                  alert('oh no there are multiple');
 361              } else {
 362                  var instance = this.get(UEP.INSTANCES)[0];
 363                  params['enrolid'] = instance.id;
 364              }
 365              Y.io(M.cfg.wwwroot+this.get(UEP.AJAXURL), {
 366                  method:'POST',
 367                  data:build_querystring(params),
 368                  on : {
 369                      start : this.displayLoading,
 370                      complete: ((entity === CSS.USER) ? this.processSearchResults : this.processCohortsSearchResults),
 371                      end : this.removeLoading
 372                  },
 373                  context:this,
 374                  arguments:{
 375                      append:append,
 376                      enrolid:params['enrolid']
 377                  }
 378              });
 379          },
 380          displayLoading : function() {
 381              this._loadingNode.removeClass(CSS.HIDDEN);
 382          },
 383          removeLoading : function() {
 384              this._loadingNode.addClass(CSS.HIDDEN);
 385          },
 386          processSearchResults : function(tid, outcome, args) {
 387              try {
 388                  var result = Y.JSON.parse(outcome.responseText);
 389                  if (result.error) {
 390                      return new M.core.ajaxException(result);
 391                  }
 392              } catch (e) {
 393                  new M.core.exception(e);
 394              }
 395              if (!result.success) {
 396                  this.setContent = M.util.get_string('errajaxsearch', 'enrol');
 397              }
 398              var users;
 399              if (!args.append) {
 400                  users = create('<div class="'+CSS.USERS+'"></div>');
 401              } else {
 402                  users = this.get(UEP.BASE).one('.'+CSS.SEARCHRESULTS+' .'+CSS.USERS);
 403              }
 404              var count = this.get(UEP.USERCOUNT);
 405              for (var i in result.response.users) {
 406                  count++;
 407                  var user = result.response.users[i];
 408                  users.append(create('<div class="'+CSS.USER+' clearfix" rel="'+user.id+'"></div>')
 409                      .addClass((count%2)?CSS.ODD:CSS.EVEN)
 410                      .append(create('<div class="'+CSS.COUNT+'">'+count+'</div>'))
 411                      .append(create('<div class="'+CSS.PICTURE+'"></div>')
 412                          .append(create(user.picture)))
 413                      .append(create('<div class="'+CSS.DETAILS+'"></div>')
 414                          .append(create('<div class="'+CSS.FULLNAME+'">'+user.fullname+'</div>'))
 415                          .append(create('<div class="'+CSS.EXTRAFIELDS+'">'+user.extrafields+'</div>')))
 416                      .append(create('<div class="'+CSS.OPTIONS+'"></div>')
 417                          .append(create('<input type="button" class="'+CSS.ENROL+'" value="'+M.util.get_string('enrol', 'enrol')+'" />')))
 418                  );
 419              }
 420              this.set(UEP.USERCOUNT, count);
 421              if (!args.append) {
 422                  var usersstr = (result.response.totalusers == '1')?M.util.get_string('ajaxoneuserfound', 'enrol'):M.util.get_string('ajaxxusersfound','enrol', result.response.totalusers);
 423                  var content = create('<div class="'+CSS.SEARCHRESULTS+'"></div>')
 424                      .append(create('<div class="'+CSS.TOTALUSERS+'">'+usersstr+'</div>'))
 425                      .append(users);
 426                  if (result.response.totalusers > (this.get(UEP.PAGE)+1)*this.get(UEP.PERPAGE)) {
 427                      var fetchmore = create('<div class="'+CSS.MORERESULTS+'"><a href="#">'+M.util.get_string('ajaxnext25', 'enrol')+'</a></div>');
 428                      fetchmore.on('click', this.search, this, true);
 429                      content.append(fetchmore)
 430                  }
 431                  this.setContent(content);
 432                  Y.delegate("click", this.enrolUser, users, '.'+CSS.USER+' .'+CSS.ENROL, this, args);
 433              } else {
 434                  if (result.response.totalusers <= (this.get(UEP.PAGE)+1)*this.get(UEP.PERPAGE)) {
 435                      this.get(UEP.BASE).one('.'+CSS.MORERESULTS).remove();
 436                  }
 437              }
 438          },
 439          processCohortsSearchResults : function(tid, outcome, args) {
 440              try {
 441                  var result = Y.JSON.parse(outcome.responseText);
 442                  if (result.error) {
 443                      return new M.core.ajaxException(result);
 444                  }
 445              } catch (e) {
 446                  new M.core.exception(e);
 447              }
 448              if (!result.success) {
 449                  this.setContent = M.util.get_string('errajaxsearch', 'enrol');
 450              }
 451              var cohorts;
 452              if (!args.append) {
 453                  cohorts = create('<div class="'+CSS.COHORTS+'"></div>');
 454              } else {
 455                  cohorts = this.get(UEP.BASE).one('.'+CSS.SEARCHRESULTS+' .'+CSS.COHORTS);
 456              }
 457              var count = this.get(UEP.COHORTCOUNT);
 458              for (var i in result.response.cohorts) {
 459                  count++;
 460                  var cohort = result.response.cohorts[i];
 461                  cohorts.append(create('<div class="'+CSS.COHORT+' clearfix" rel="'+cohort.id+'"></div>')
 462                      .addClass((count%2)?CSS.ODD:CSS.EVEN)
 463                      .append(create('<div class="'+CSS.COUNT+'">'+count+'</div>'))
 464                      .append(create('<div class="'+CSS.DETAILS+'"></div>')
 465                          .append(create('<div class="'+CSS.COHORTNAME+'">'+cohort.name+'</div>')))
 466                      .append(create('<div class="'+CSS.OPTIONS+'"></div>')
 467                          .append(create('<input type="button" class="' + CSS.ENROL + '" value="' + M.util.get_string('enrolxusers', 'enrol', cohort.cnt) + '" />')))
 468                  );
 469              }
 470              this.set(UEP.COHORTCOUNT, count);
 471              if (!args.append) {
 472                  //var usersstr = (result.response.totalusers == '1')?M.util.get_string('ajaxoneuserfound', 'enrol'):M.util.get_string('ajaxxusersfound','enrol', result.response.totalusers);
 473                  var cohortsstr = M.util.get_string('foundxcohorts', 'enrol', result.response.totalcohorts);
 474                  var content = create('<div class="'+CSS.SEARCHRESULTS+'"></div>')
 475                      .append(create('<div class="'+CSS.TOTALCOHORTS+'">'+cohortsstr+'</div>'))
 476                      .append(cohorts);
 477                  if (result.response.totalcohorts > (this.get(UEP.PAGE)+1)*this.get(UEP.PERPAGE)) {
 478                      var fetchmore = create('<div class="'+CSS.MORERESULTS+'"><a href="#">'+M.util.get_string('ajaxnext25', 'enrol')+'</a></div>');
 479                      fetchmore.on('click', this.search, this, true);
 480                      content.append(fetchmore)
 481                  }
 482                  this.setContent(content);
 483                  Y.delegate("click", this.enrolUser, cohorts, '.'+CSS.COHORT+' .'+CSS.ENROL, this, args);
 484              } else {
 485                  if (result.response.totalcohorts <= (this.get(UEP.PAGE)+1)*this.get(UEP.PERPAGE)) {
 486                      this.get(UEP.BASE).one('.'+CSS.MORERESULTS).remove();
 487                  }
 488              }
 489          },
 490          enrolUser : function(e, args) {
 491              var entityname = this.currentEntity();
 492  
 493              var entity = e.currentTarget.ancestor('.'+entityname);
 494              var params = [];
 495              params['id'] = this.get(UEP.COURSEID);
 496              if (entityname === CSS.USER) {
 497                  params['userid'] = entity.getAttribute("rel");
 498              } else {
 499                  params['cohortid'] = entity.getAttribute("rel");
 500              }
 501              params['enrolid'] = args.enrolid;
 502              params['sesskey'] = M.cfg.sesskey;
 503              params['action'] = 'enrol';
 504              params['role'] = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.ROLE+' select').get('value');
 505              params['startdate'] = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.STARTDATE+' select').get('value');
 506              params['duration'] = this.get(UEP.BASE).one('.'+CSS.ENROLMENTOPTION+'.'+CSS.DURATION+' select').get('value');
 507              if (this.get(UEP.DISABLEGRADEHISTORY) != true) {
 508                  params['recovergrades'] = this.get(UEP.BASE).one('#'+CSS.RECOVERGRADES).get('checked')?1:0;
 509              } else {
 510                  params['recovergrades'] = 0;
 511              }
 512  
 513              Y.io(M.cfg.wwwroot+this.get(UEP.AJAXURL), {
 514                  method:'POST',
 515                  data:build_querystring(params),
 516                  on: {
 517                      start : this.displayLoading,
 518                      complete : function(tid, outcome, args) {
 519                          try {
 520                              var result = Y.JSON.parse(outcome.responseText);
 521                              if (result.error) {
 522                                  return new M.core.ajaxException(result);
 523                              } else {
 524                                  args.entityNode.addClass(CSS.ENROLLED);
 525                                  args.entityNode.one('.'+CSS.ENROL).remove();
 526                                  this.set(UEP.REQUIREREFRESH, true);
 527                                  var countenrol = this.get(UEP.ENROLCOUNT)+1;
 528                                  this.set(UEP.ENROLCOUNT, countenrol);
 529                              }
 530                          } catch (e) {
 531                              new M.core.exception(e);
 532                          }
 533                      },
 534                      end : this.removeLoading
 535                  },
 536                  context:this,
 537                  arguments:{
 538                      params : params,
 539                      entityNode : entity
 540                  }
 541              });
 542  
 543          },
 544          setContent: function(content) {
 545              this.get(UEP.BASE).one('.'+CSS.CONTENT+' .'+CSS.AJAXCONTENT).setContent(content);
 546          }
 547      }, {
 548          NAME : UEP.NAME,
 549          ATTRS : {
 550              url : {
 551                  validator : Y.Lang.isString
 552              },
 553              ajaxurl : {
 554                  validator : Y.Lang.isString
 555              },
 556              base : {
 557                  setter : function(node) {
 558                      var n = Y.one(node);
 559                      if (!n) {
 560                          Y.fail(UEP.NAME+': invalid base node set');
 561                      }
 562                      return n;
 563                  }
 564              },
 565              users : {
 566                  validator : Y.Lang.isArray,
 567                  value : null
 568              },
 569              courseid : {
 570                  value : null
 571              },
 572              params : {
 573                  validator : Y.Lang.isArray,
 574                  value : []
 575              },
 576              instances : {
 577                  validator : Y.Lang.isArray,
 578                  setter : function(instances) {
 579                      var i,ia = [], count=0;
 580                      for (i in instances) {
 581                          ia.push(instances[i]);
 582                          count++;
 583                      }
 584                      this.set(UEP.MULTIPLE, (count>1));
 585                  }
 586              },
 587              multiple : {
 588                  validator : Y.Lang.isBool,
 589                  value : false
 590              },
 591              page : {
 592                  validator : Y.Lang.isNumber,
 593                  value : 0
 594              },
 595              userCount : {
 596                  value : 0,
 597                  validator : Y.Lang.isNumber
 598              },
 599              requiresRefresh : {
 600                  value : false,
 601                  validator : Y.Lang.isBool
 602              },
 603              search : {
 604                  setter : function(node) {
 605                      var n = Y.one(node);
 606                      if (!n) {
 607                          Y.fail(UEP.NAME+': invalid search node set');
 608                      }
 609                      return n;
 610                  }
 611              },
 612              lastPreSearchValue : {
 613                  value : '',
 614                  validator : Y.Lang.isString
 615              },
 616              strings  : {
 617                  value : {},
 618                  validator : Y.Lang.isObject
 619              },
 620              defaultRole : {
 621                  value : 0
 622              },
 623              defaultStartDate : {
 624                  value : 4,
 625                  validator : Y.Lang.isNumber
 626              },
 627              defaultDuration : {
 628                  value : ''
 629              },
 630              assignableRoles : {
 631                  value : []
 632              },
 633              optionsStartDate : {
 634                  value : []
 635              },
 636              disableGradeHistory : {
 637                  value : 0
 638              },
 639              recoverGradesDefault : {
 640                  value : ''
 641              },
 642              enrolCount : {
 643                  value : 0,
 644                  validator : Y.Lang.isNumber
 645              },
 646              perPage : {
 647                  value: 25,
 648                  Validator: Y.Lang.isNumber
 649              },
 650              cohortCount : {
 651                  value : 0,
 652                  validator : Y.Lang.isNumber
 653              },
 654              cohortsAvailable : {
 655                  value : null
 656              }
 657          }
 658      });
 659      Y.augment(USERENROLLER, Y.EventTarget);
 660  
 661      M.enrol_manual = M.enrol_manual || {};
 662      M.enrol_manual.quickenrolment = {
 663          init : function(cfg) {
 664              new USERENROLLER(cfg);
 665          }
 666      }
 667  
 668  }, '@VERSION@', {requires:['base','node', 'overlay', 'io-base', 'test', 'json-parse', 'event-delegate', 'dd-plugin', 'event-key', 'moodle-core-notification']});