Open-ILS/web/js/ui/default/staff/services/ui.js

   1 /**
   2   * UI tools and directives.
   3   */
   4 angular.module('egUiMod', ['egCoreMod', 'ui.bootstrap'])
   5
   6
   7 /**
   8  * <input focus-me="iAmOpen"/>
   9  * $scope.iAmOpen = true;
  10  */
  11 .directive('focusMe',
  12        ['$timeout','$parse',
  13 function($timeout , $parse) {
  14     return {
  15         link: function(scope, element, attrs) {
  16             var model = $parse(attrs.focusMe);
  17             scope.$watch(model, function(value) {
  18                 if(value === true)
  19                     $timeout(function() {element[0].focus()});
  20             });
  21             element.bind('blur', function() {
  22                 scope.$apply(model.assign(scope, false));
  23             })
  24         }
  25     };
  26 }])
  27
  28 /**
  29  * <input blur-me="pleaseBlurMe"/>
  30  * $scope.pleaseBlurMe = true
  31  * Useful for de-focusing when no other obvious focus target exists
  32  */
  33 .directive('blurMe',
  34        ['$timeout','$parse',
  35 function($timeout , $parse) {
  36     return {
  37         link: function(scope, element, attrs) {
  38             var model = $parse(attrs.blurMe);
  39             scope.$watch(model, function(value) {
  40                 if(value === true)
  41                     $timeout(function() {element[0].blur()});
  42             });
  43             element.bind('focus', function() {
  44                 scope.$apply(model.assign(scope, false));
  45             })
  46         }
  47     };
  48 }])
  49
  50
  51 // <input select-me="iWantToBeSelected"/>
  52 // $scope.iWantToBeSelected = true;
  53 .directive('selectMe',
  54        ['$timeout','$parse',
  55 function($timeout , $parse) {
  56     return {
  57         link: function(scope, element, attrs) {
  58             var model = $parse(attrs.selectMe);
  59             scope.$watch(model, function(value) {
  60                 if(value === true)
  61                     $timeout(function() {element[0].select()});
  62             });
  63             element.bind('blur', function() {
  64                 scope.$apply(model.assign(scope, false));
  65             })
  66         }
  67     };
  68 }])
  69
  70
  71 // 'reverse' filter
  72 // <div ng-repeat="item in items | reverse">{{item.name}}</div>
  73 // http://stackoverflow.com/questions/15266671/angular-ng-repeat-in-reverse
  74 // TODO: perhaps this should live elsewhere
  75 .filter('reverse', function() {
  76     return function(items) {
  77         return items.slice().reverse();
  78     };
  79 })
  80
  81
  82 /**
  83  * egAlertDialog.open({message : 'hello {{name}}'}).result.then(
  84  *     function() { console.log('alert closed') });
  85  */
  86 .factory('egAlertDialog',
  87
  88         ['$modal','$interpolate',
  89 function($modal , $interpolate) {
  90     var service = {};
  91
  92     service.open = function(message, msg_scope) {
  93         return $modal.open({
  94             templateUrl: './share/t_alert_dialog',
  95             controller: ['$scope', '$modalInstance',
  96                 function($scope, $modalInstance) {
  97                     $scope.message = $interpolate(message)(msg_scope);
  98                     $scope.ok = function() {
  99                         if (msg_scope && msg_scope.ok) msg_scope.ok();
 100                         $modalInstance.close()
 101                     }
 102                 }
 103             ]
 104         });
 105     }
 106
 107     return service;
 108 }])
 109
 110 /**
 111  * egConfirmDialog.open("some message goes {{here}}", {
 112  *  here : 'foo', ok : function() {}, cancel : function() {}},
 113  *  'OK', 'Cancel');
 114  */
 115 .factory('egConfirmDialog',
 116
 117        ['$modal','$interpolate',
 118 function($modal, $interpolate) {
 119     var service = {};
 120
 121     service.open = function(title, message, msg_scope, ok_button_label, cancel_button_label) {
 122         return $modal.open({
 123             templateUrl: './share/t_confirm_dialog',
 124             controller: ['$scope', '$modalInstance',
 125                 function($scope, $modalInstance) {
 126                     $scope.title = $interpolate(title)(msg_scope);
 127                     $scope.message = $interpolate(message)(msg_scope);
 128                     $scope.ok_button_label = $interpolate(ok_button_label || '')(msg_scope);
 129                     $scope.cancel_button_label = $interpolate(cancel_button_label || '')(msg_scope);
 130                     $scope.ok = function() {
 131                         if (msg_scope.ok) msg_scope.ok();
 132                         $modalInstance.close()
 133                     }
 134                     $scope.cancel = function() {
 135                         if (msg_scope.cancel) msg_scope.cancel();
 136                         $modalInstance.dismiss();
 137                     }
 138                 }
 139             ]
 140         })
 141     }
 142
 143     return service;
 144 }])
 145
 146 /**
 147  * egPromptDialog.open(
 148  *    "prompt message goes {{here}}",
 149  *    promptValue,  // optional
 150  *    {
 151  *      here : 'foo',
 152  *      ok : function(value) {console.log(value)},
 153  *      cancel : function() {console.log('prompt denied')}
 154  *    }
 155  *  );
 156  */
 157 .factory('egPromptDialog',
 158
 159        ['$modal','$interpolate',
 160 function($modal, $interpolate) {
 161     var service = {};
 162
 163     service.open = function(message, promptValue, msg_scope) {
 164         return $modal.open({
 165             templateUrl: './share/t_prompt_dialog',
 166             controller: ['$scope', '$modalInstance',
 167                 function($scope, $modalInstance) {
 168                     $scope.message = $interpolate(message)(msg_scope);
 169                     $scope.args = {value : promptValue || ''};
 170                     $scope.focus = true;
 171                     $scope.ok = function() {
 172                         if (msg_scope.ok) msg_scope.ok($scope.args.value);
 173                         $modalInstance.close()
 174                     }
 175                     $scope.cancel = function() {
 176                         if (msg_scope.cancel) msg_scope.cancel();
 177                         $modalInstance.dismiss();
 178                     }
 179                 }
 180             ]
 181         })
 182     }
 183
 184     return service;
 185 }])
 186
 187 /**
 188  * Warn on page unload and give the user a chance to avoid navigating
 189  * away from the current page.
 190  * NOTE: we can't use an egUnloadDialog as the dialog builder, because
 191  * it renders asynchronously, which allows the page to redirect before
 192  * the dialog appears.
 193  */
 194 .factory('egUnloadPrompt', [
 195         '$window','egStrings',
 196 function($window , egStrings) {
 197     var service = {};
 198
 199     service.attach = function($scope, msg) {
 200
 201         // handle page change
 202         $($window).on('beforeunload', function() {
 203             return msg || egStrings.EG_UNLOAD_PAGE_PROMPT_MSG;
 204         });
 205
 206         // handle controller change (e.g. tabbed navigation)
 207         $scope.$on('$locationChangeStart', function(evt, next, current) {
 208             if (!confirm(msg || egStrings.EG_UNLOAD_CTRL_PROMPT_MSG))
 209                 evt.preventDefault();
 210         });
 211     };
 212     return service;
 213 }])
 214
 215 .directive('aDisabled', function() {
 216     return {
 217         restrict : 'A',
 218         compile: function(tElement, tAttrs, transclude) {
 219             //Disable ngClick
 220             tAttrs["ngClick"] = ("ng-click", "!("+tAttrs["aDisabled"]+") && ("+tAttrs["ngClick"]+")");
 221
 222             //Toggle "disabled" to class when aDisabled becomes true
 223             return function (scope, iElement, iAttrs) {
 224                 scope.$watch(iAttrs["aDisabled"], function(newValue) {
 225                     if (newValue !== undefined) {
 226                         iElement.toggleClass("disabled", newValue);
 227                     }
 228                 });
 229
 230                 //Disable href on click
 231                 iElement.on("click", function(e) {
 232                     if (scope.$eval(iAttrs["aDisabled"])) {
 233                         e.preventDefault();
 234                     }
 235                 });
 236             };
 237         }
 238     };
 239 })
 240
 241 .directive('egBasicComboBox', function() {
 242     return {
 243         restrict: 'E',
 244         replace: true,
 245         scope: {
 246             list: "=", // list of strings
 247             selected: "=",
 248             egDisabled: "="
 249         },
 250         template:
 251             '<div class="input-group">'+
 252                 '<input type="text" ng-disabled="egDisabled" class="form-control" ng-model="selected" ng-change="makeOpen()">'+
 253                 '<div class="input-group-btn" dropdown ng-class="{open:isopen}">'+
 254                     '<button type="button" ng-click="showAll()" class="btn btn-default dropdown-toggle"><span class="caret"></span></button>'+
 255                     '<ul class="dropdown-menu dropdown-menu-right">'+
 256                         '<li ng-repeat="item in list|filter:selected"><a href ng-click="changeValue(item)">{{item}}</a></li>'+
 257                         '<li ng-if="all" class="divider"><span></span></li>'+
 258                         '<li ng-if="all" ng-repeat="item in list"><a href ng-click="changeValue(item)">{{item}}</a></li>'+
 259                     '</ul>'+
 260                 '</div>'+
 261             '</div>',
 262         controller: ['$scope','$filter',
 263             function( $scope , $filter) {
 264
 265                 $scope.all = false;
 266                 $scope.isopen = false;
 267
 268                 $scope.showAll = function () {
 269                     if ($scope.selected.length > 0)
 270                         $scope.all = true;
 271                 }
 272
 273                 $scope.makeOpen = function () {
 274                     $scope.isopen = $filter('filter')(
 275                         $scope.list,
 276                         $scope.selected
 277                     ).length > 0 && $scope.selected.length > 0;
 278                     $scope.all = false;
 279                 }
 280
 281                 $scope.changeValue = function (newVal) {
 282                     $scope.selected = newVal;
 283                     $scope.isopen = false;
 284                 }
 285
 286             }
 287         ]
 288     };
 289 })
 290
 291 /**
 292  * Nested org unit selector modeled as a Bootstrap dropdown button.
 293  */
 294 .directive('egOrgSelector', function() {
 295     return {
 296         restrict : 'AE',
 297         transclude : true,
 298         replace : true, // makes styling easier
 299         scope : {
 300             selected : '=', // defaults to workstation or root org,
 301                             // unless the nodefault attibute exists
 302
 303             // Each org unit is passed into this function and, for
 304             // any org units where the response value is true, the
 305             // org unit will not be added to the selector.
 306             hiddenTest : '=',
 307
 308             // Each org unit is passed into this function and, for
 309             // any org units where the response value is true, the
 310             // org unit will not be available for selection.
 311             disableTest : '=',
 312
 313             // if set to true, disable the UI element altogether
 314             alldisabled : '@',
 315
 316             // Caller can either $watch(selected, ..) or register an
 317             // onchange handler.
 318             onchange : '=',
 319
 320             // optional primary drop-down button label
 321             label : '@',
 322
 323             // optional name of settings key for persisting
 324             // the last selected org unit
 325             stickySetting : '@'
 326         },
 327
 328         // any reason to move this into a TT2 template?
 329         template :
 330             '<div class="btn-group eg-org-selector" dropdown>'
 331             + '<button type="button" class="btn btn-default dropdown-toggle" ng-disabled="disable_button">'
 332              + '<span style="padding-right: 5px;">{{getSelectedName()}}</span>'
 333              + '<span class="caret"></span>'
 334            + '</button>'
 335            + '<ul class="dropdown-menu scrollable-menu">'
 336              + '<li ng-repeat="org in orgList" ng-hide="hiddenTest(org.id)">'
 337                + '<a href ng-click="orgChanged(org)" a-disabled="disableTest(org.id)" '
 338                  + 'style="padding-left: {{org.depth * 10 + 5}}px">'
 339                  + '{{org.shortname}}'
 340                + '</a>'
 341              + '</li>'
 342            + '</ul>'
 343           + '</div>',
 344
 345         controller : ['$scope','$timeout','egOrg','egAuth','egCore','egStartup',
 346               function($scope , $timeout , egOrg , egAuth , egCore , egStartup) {
 347
 348             if ($scope.alldisabled) {
 349                 $scope.disable_button = $scope.alldisabled == 'true' ? true : false;
 350             } else {
 351                 $scope.disable_button = false;
 352             }
 353
 354             $scope.egOrg = egOrg; // for use in the link function
 355             $scope.egAuth = egAuth; // for use in the link function
 356             $scope.hatch = egCore.hatch // for use in the link function
 357
 358             // avoid linking the full fleshed tree to the scope by
 359             // tossing in a flattened list.
 360             // --
 361             // Run-time code referencing post-start data should be run
 362             // from within a startup block, otherwise accessing this
 363             // module before startup completes will lead to failure.
 364             egStartup.go().then(function() {
 365
 366                 $scope.orgList = egOrg.list().map(function(org) {
 367                     return {
 368                         id : org.id(),
 369                         shortname : org.shortname(),
 370                         depth : org.ou_type().depth()
 371                     }
 372                 });
 373
 374                 if (!$scope.selected)
 375                     $scope.selected = egOrg.get(egAuth.user().ws_ou());
 376             });
 377
 378             $scope.getSelectedName = function() {
 379                 if ($scope.selected && $scope.selected.shortname)
 380                     return $scope.selected.shortname();
 381                 return $scope.label;
 382             }
 383
 384             $scope.orgChanged = function(org) {
 385                 $scope.selected = egOrg.get(org.id);
 386                 if ($scope.stickySetting) {
 387                     egCore.hatch.setLocalItem($scope.stickySetting, org.id);
 388                 }
 389                 if ($scope.onchange) $scope.onchange($scope.selected);
 390             }
 391
 392         }],
 393         link : function(scope, element, attrs, egGridCtrl) {
 394
 395             // boolean fields are presented as value-less attributes
 396             angular.forEach(
 397                 ['nodefault'],
 398                 function(field) {
 399                     if (angular.isDefined(attrs[field]))
 400                         scope[field] = true;
 401                     else
 402                         scope[field] = false;
 403                 }
 404             );
 405
 406             if (scope.stickySetting) {
 407                 var orgId = scope.hatch.getLocalItem(scope.stickySetting);
 408                 if (orgId) {
 409                     scope.selected = scope.egOrg.get(orgId);
 410                 }
 411             }
 412
 413             if (!scope.selected && !scope.nodefault)
 414                 scope.selected = scope.egOrg.get(scope.egAuth.user().ws_ou());
 415         }
 416
 417     }
 418 })
 419
 420 /* http://eric.sau.pe/angularjs-detect-enter-key-ngenter/ */
 421 .directive('egEnter', function () {
 422     return function (scope, element, attrs) {
 423         element.bind("keydown keypress", function (event) {
 424             if(event.which === 13) {
 425                 scope.$apply(function (){
 426                     scope.$eval(attrs.egEnter);
 427                 });
 428
 429                 event.preventDefault();
 430             }
 431         });
 432     };
 433 })
 434
 435 /*
 436 http://stackoverflow.com/questions/18061757/angular-js-and-html5-date-input-value-how-to-get-firefox-to-show-a-readable-d
 437
 438 This directive allows us to use html5 input type="date" (for Chrome) and
 439 gracefully fall back to a regular ISO text input for Firefox.
 440 It also allows us to abstract away some browser finickiness.
 441 */
 442 .directive(
 443     'egDateInput',
 444     function(dateFilter) {
 445         return {
 446             require: 'ngModel',
 447             template: '<input type="date"></input>',
 448             replace: true,
 449             link: function(scope, elm, attrs, ngModelCtrl) {
 450
 451                 // since this is a date-only selector, set the time
 452                 // portion to 00:00:00, which should better match the
 453                 // user's expectations.  Note this allows us to retain
 454                 // the timezone.
 455                 function strip_time(date) {
 456                     if (!date) date = new Date();
 457                     date.setHours(0);
 458                     date.setMinutes(0);
 459                     date.setSeconds(0);
 460                     date.setMilliseconds(0);
 461                     return date;
 462                 }
 463
 464                 ngModelCtrl.$formatters.unshift(function (modelValue) {
 465                     // apply strip_time here in case the user never
 466                     // modifies the date value.
 467                     return dateFilter(strip_time(modelValue), 'yyyy-MM-dd');
 468                 });
 469
 470                 ngModelCtrl.$parsers.unshift(function(viewValue) {
 471                     return strip_time(new Date(viewValue));
 472                 });
 473             },
 474         };
 475 })