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baddriverdave/app.js

Created June 26, 2013 20:17
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This is a ng directive for a tag library based on http://welldonethings.com/tags/manager. Plnkr is available here: http://plnkr.co/edit/uHUpF7d3SzRrBbxM44GH?p=preview. Much thanks to @i8ramin for his feedback and assistance
Raw
app.js
var app = angular.module('plunker', []);
app.controller('MainCtrl', function($scope) {
$scope.name = 'World';
});
app.directive('tagsManager', function() {
return {
restrict: 'A',
scope: false,
link: function(scope, element, attr){
$(element).tagsManager();
var hiddenInput = $(element).next();
hiddenInput.on('change',function(e){
scope.$apply(function() {
scope.tags = hiddenInput.val();
})
})
}
}
});
Raw
index.html
<!DOCTYPE html>
<html ng-app="plunker">
<head>
<meta charset="utf-8" />
<title>AngularJS Plunker</title>
<script>document.write('<base href="' + document.location + '" />');</script>
<link rel="stylesheet" href="style.css" />
<script src="http://code.jquery.com/jquery-1.10.0.min.js"></script>
<script src="tagsmanager.js"></script>
<script data-require="[email protected]" src="http://code.angularjs.org/1.0.7/angular.min.js" data-semver="1.0.7"></script>
<script src="app.js"></script>
</head>
<body ng-controller="MainCtrl">
<p>Hello {{name}}!</p>
<input tags-manager="" ng-model="text" id="searchbox" name="searchbox"/>
<p>{{ tags }}</p>
</body>
</html>
Raw
tagsmanager.js
/* ===================================================
* bootstrap-tagmanager.js v2.4.1
* http://welldonethings.com/tags/manager
* ===================================================
* Copyright 2012 Max Favilli
*
* Licensed under the Mozilla Public License, Version 2.0 You may not use this work except in compliance with the License.
*
* http://www.mozilla.org/MPL/2.0/
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ========================================================== */
(function($){
"use strict";
if (typeof console === "undefined" || typeof console.log === "undefined") {
console = {};
console.log = function () { };
}
$.fn.tagsManager = function (options,tagToManipulate) {
var tagManagerOptions = {
prefilled: null,
CapitalizeFirstLetter: false,
preventSubmitOnEnter: true, // deprecated
isClearInputOnEsc: true, // deprecated
typeahead: false,
typeaheadAjaxMethod: "POST",
typeaheadAjaxSource: null,
typeaheadAjaxPolling: false,
typeaheadOverrides: null,
typeaheadDelegate: {},
typeaheadSource: null,
AjaxPush: null,
AjaxPushAllTags: null,
AjaxPushParameters: null,
delimiters: [9,13,44], // tab, enter, comma
backspace: [8],
maxTags: 0,
hiddenTagListName: null,
hiddenTagListId: null,
deleteTagsOnBackspace: true, // deprecated
tagsContainer: null,
tagCloseIcon: '×',
tagClass: '',
validator: null,
onlyTagList: false
};
var TypeaheadOverrides = (function () {
function TypeaheadOverrides() {
this.instanceSelectHandler = null;
this.selectedClass = "selected";
this.select = null;
if ("typeahead" in $.fn) {
this.instanceSelectHandler = $.fn.typeahead.Constructor.prototype.select;
this.select = function (overrides) {
this.$menu.find(".active").addClass(overrides.selectedClass);
overrides.instanceSelectHandler.apply(this, arguments);
};
}
}
return TypeaheadOverrides;
})();
// exit when no matched elements
if (!(0 in this)) {
return this;
}
tagManagerOptions.typeaheadOverrides = new TypeaheadOverrides();
$.extend(tagManagerOptions, options);
if (tagManagerOptions.hiddenTagListName === null) {
tagManagerOptions.hiddenTagListName = "hidden-" + this.attr('name');
}
var obj = this;
var objName = obj.attr('name').replace(/[^\w]/g, '_');
var delimiters = tagManagerOptions.delimeters || tagManagerOptions.delimiters; // 'delimeter' is deprecated
// delimiter values to be handled as key codes
var keyNums = [9,13,17,18,19,37,38,39,40];
var delimiterChars = [], delimiterKeys = [];
$.each(delimiters, function(i,v){
if (keyNums.indexOf(v) != -1){
delimiterKeys.push(v);
} else {
delimiterChars.push(v);
}
});
var baseDelimiter = String.fromCharCode(delimiterChars[0] || 44);
var backspace = tagManagerOptions.backspace;
var tagBaseClass = 'tm-tag';
var inputBaseClass = 'tm-input';
if ($.isFunction(tagManagerOptions.validator)) obj.data('validator', tagManagerOptions.validator);
var setupTypeahead = function () {
if (!obj.typeahead) return;
var taOpts = tagManagerOptions.typeaheadDelegate;
if (tagManagerOptions.typeaheadSource != null && $.isFunction(tagManagerOptions.typeaheadSource)) {
$.extend(taOpts, { source: tagManagerOptions.typeaheadSource });
obj.typeahead(taOpts);
} else if (tagManagerOptions.typeaheadSource != null) {
obj.typeahead(taOpts);
setTypeaheadSource(tagManagerOptions.typeaheadSource);
} else if (tagManagerOptions.typeaheadAjaxSource != null) {
if (!tagManagerOptions.typeaheadAjaxPolling) {
obj.typeahead(taOpts);
if (typeof (tagManagerOptions.typeaheadAjaxSource) == "string") {
$.ajax({
cache: false,
type: tagManagerOptions.typeaheadAjaxMethod,
contentType: "application/json",
dataType: "json",
url: tagManagerOptions.typeaheadAjaxSource,
data: JSON.stringify({ typeahead: "" }),
success: function (data) { onTypeaheadAjaxSuccess(data, true); }
});
}
} else if (tagManagerOptions.typeaheadAjaxPolling) {
$.extend(taOpts, { source: ajaxPolling });
obj.typeahead(taOpts);
}
}
var data = obj.data('typeahead');
if (data) {
// set the overrided handler
data.select = $.proxy(tagManagerOptions.typeaheadOverrides.select,
obj.data('typeahead'),
tagManagerOptions.typeaheadOverrides);
}
};
var onTypeaheadAjaxSuccess = function(data, isSetTypeaheadSource, process) {
// format data if it is an asp.net 3.5 response
if ("d" in data) {
data = data.d;
}
if (data && data.tags) {
var sourceAjaxArray = [];
sourceAjaxArray.length = 0;
$.each(data.tags, function (key, val) {
sourceAjaxArray.push(val.tag);
if (isSetTypeaheadSource) {
setTypeaheadSource(sourceAjaxArray);
}
});
if ($.isFunction(process)) {
process(sourceAjaxArray);
}
}
};
var setTypeaheadSource = function (source) {
obj.data('active', true);
obj.data('typeahead').source = source;
tagManagerOptions.typeaheadSource = source;
obj.data('active', false);
};
var typeaheadSelectedItem = function () {
var listItemSelector = '.' + tagManagerOptions.typeaheadOverrides.selectedClass;
var typeahead_data = obj.data('typeahead');
return typeahead_data ? typeahead_data.$menu.find(listItemSelector) : undefined;
};
var typeaheadVisible = function () {
return $('.typeahead:visible')[0];
};
var ajaxPolling = function (query, process) {
if (typeof (tagManagerOptions.typeaheadAjaxSource) == "string") {
$.ajax({
cache: false,
type: "POST",
contentType: "application/json",
dataType: "json",
url: tagManagerOptions.typeaheadAjaxSource,
data: JSON.stringify({ typeahead: query }),
success: function (data) { onTypeaheadAjaxSuccess(data, false, process); }
});
}
};
var tagClasses = function () {
// 1) default class (tm-tag)
var cl = tagBaseClass;
// 2) interpolate from input class: tm-input-xxx --> tm-tag-xxx
if (obj.attr('class')) {
$.each(obj.attr('class').split(' '), function(index, value) {
if (value.indexOf(inputBaseClass+'-') != -1){
cl += ' ' + tagBaseClass + value.substring(inputBaseClass.length);
}
});
}
// 3) tags from tagClass option
cl += (tagManagerOptions.tagClass ? ' ' + tagManagerOptions.tagClass : '');
return cl;
};
var trimTag = function (tag) {
tag = $.trim(tag);
// truncate at the first delimiter char
var i = 0;
for (i; i < tag.length; i++) {
if ($.inArray(tag.charCodeAt(i), delimiterChars) != -1) break;
}
return tag.substring(0, i);
};
var popTag = function () {
var tlis = obj.data("tlis");
var tlid = obj.data("tlid");
if (tlid.length > 0) {
var tagId = tlid.pop();
tlis.pop();
// console.log("TagIdToRemove: " + tagId);
$("#" + objName + "_" + tagId).remove();
refreshHiddenTagList();
// console.log(tlis);
}
};
var empty = function () {
var tlis = obj.data("tlis");
var tlid = obj.data("tlid");
while (tlid.length > 0) {
var tagId = tlid.pop();
tlis.pop();
// console.log("TagIdToRemove: " + tagId);
$("#" + objName + "_" + tagId).remove();
refreshHiddenTagList();
// console.log(tlis);
}
};
var refreshHiddenTagList = function () {
var tlis = obj.data("tlis");
var lhiddenTagList = obj.data("lhiddenTagList");
obj.trigger('tags:refresh', tlis.join(baseDelimiter));
if (lhiddenTagList) {
$(lhiddenTagList).val(tlis.join(baseDelimiter)).change();
}
};
var spliceTag = function (tagId) {
var tlis = obj.data("tlis");
var tlid = obj.data("tlid");
var p = $.inArray(tagId, tlid);
// console.log("TagIdToRemove: " + tagId);
// console.log("position: " + p);
if (-1 != p) {
$("#" + objName + "_" + tagId).remove();
tlis.splice(p, 1);
tlid.splice(p, 1);
refreshHiddenTagList();
// console.log(tlis);
}
if (tagManagerOptions.maxTags > 0 && tlis.length < tagManagerOptions.maxTags) {
obj.show();
}
};
var pushAllTags = function (e, tagstring) {
if (tagManagerOptions.AjaxPushAllTags) {
$.post(tagManagerOptions.AjaxPushAllTags, { tags: tagstring });
}
};
var pushTag = function (tag) {
tag = trimTag(tag);
if (!tag || tag.length <= 0) return;
if(tagManagerOptions.onlyTagList &&
tagManagerOptions.typeaheadSource != null &&
$.inArray(tag, tagManagerOptions.typeaheadSource) == -1) return;
if (tagManagerOptions.CapitalizeFirstLetter && tag.length > 1) {
tag = tag.charAt(0).toUpperCase() + tag.slice(1).toLowerCase();
}
// call the validator (if any) and do not let the tag pass if invalid
if (obj.data('validator') && !obj.data('validator')(tag)) return;
var tlis = obj.data("tlis");
var tlid = obj.data("tlid");
// dont accept new tags beyond the defined maximum
if (tagManagerOptions.maxTags > 0 && tlis.length >= tagManagerOptions.maxTags) return;
var alreadyInList = false;
var tlisLowerCase = tlis.map(function(elem) { return elem.toLowerCase(); });
var p = $.inArray(tag.toLowerCase(), tlisLowerCase);
if (-1 != p) {
// console.log("tag:" + tag + " !!already in list!!");
alreadyInList = true;
}
if (alreadyInList) {
var pTagId = tlid[p];
$("#" + objName + "_" + pTagId).stop()
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_1 }, 100)
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_2 }, 100)
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_1 }, 100)
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_2 }, 100)
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_1 }, 100)
.animate({ backgroundColor: tagManagerOptions.blinkBGColor_2 }, 100);
} else {
var max = Math.max.apply(null, tlid);
max = max == -Infinity ? 0 : max;
var tagId = ++max;
tlis.push(tag);
tlid.push(tagId);
if (tagManagerOptions.AjaxPush != null) {
$.post(tagManagerOptions.AjaxPush, $.extend({ tag: tag }, tagManagerOptions.AjaxPushParameters));
}
// console.log("tagList: " + tlis);
var newTagId = objName + '_' + tagId;
var newTagRemoveId = objName + '_Remover_' + tagId;
var html = '<span class="' + tagClasses() + '" id="' + newTagId + '">';
html += '<span>' + tag + '</span>';
html += '<a href="#" class="tm-tag-remove" id="' + newTagRemoveId + '" TagIdToRemove="' + tagId + '">';
html += tagManagerOptions.tagCloseIcon + '</a></span> ';
var $el = $(html);
if (tagManagerOptions.tagsContainer != null) {
$(tagManagerOptions.tagsContainer).append($el);
} else {
obj.before($el);
}
$el.find("#" + newTagRemoveId).on("click", obj, function (e) {
e.preventDefault();
var TagIdToRemove = parseInt($(this).attr("TagIdToRemove"));
spliceTag(TagIdToRemove, e.data);
});
refreshHiddenTagList();
if (tagManagerOptions.maxTags > 0 && tlis.length >= tagManagerOptions.maxTags) {
obj.hide();
}
}
obj.val("");
};
var prefill = function (pta) {
$.each(pta, function (key, val) {
pushTag(val);
});
};
var killEvent = function (e) {
e.cancelBubble = true;
e.returnValue = false;
e.stopPropagation();
e.preventDefault();
};
var keyInArray = function (e, ary) {
return $.inArray(e.which, ary) != -1
};
var applyDelimiter = function (e) {
var taItem = typeaheadSelectedItem();
var taVisible = typeaheadVisible();
if (!(e.which==13 && taItem && taVisible)) {
pushTag(obj.val());
}
e.preventDefault();
};
return this.each(function () {
if (typeof options == 'string') {
switch (options) {
case "empty":
empty();
break;
case "popTag":
popTag();
break;
case "pushTag":
pushTag(tagToManipulate);
break;
}
return;
}
// prevent double-initialization of TagManager
if ($(this).data('tagManager')){ return false; }
$(this).data('tagManager', true);
// store instance-specific data in the DOM object
var tlis = new Array();
var tlid = new Array();
obj.data("tlis", tlis); //list of string tags
obj.data("tlid", tlid); //list of ID of the string tags
if (tagManagerOptions.hiddenTagListId == null) { /* if hidden input not given default activity */
var hiddenTag = $("input[name='" + tagManagerOptions.hiddenTagListName + "']");
if (hiddenTag.length > 0) {
hiddenTag.remove();
}
var html = "";
html += "<input name='" + tagManagerOptions.hiddenTagListName + "' type='hidden' value=''/>";
obj.after(html);
obj.data("lhiddenTagList",
obj.siblings("input[name='" + tagManagerOptions.hiddenTagListName + "']")[0]
);
} else {
obj.data("lhiddenTagList", $('#' + tagManagerOptions.hiddenTagListId))
}
if (tagManagerOptions.typeahead) {
setupTypeahead();
}
if (tagManagerOptions.AjaxPushAllTags) {
obj.on('tags:refresh', pushAllTags);
}
// hide popovers on focus and keypress events
obj.on('focus keypress', function (e) {
if ($(this).popover) {
$(this).popover('hide');
}
});
// handle ESC (keyup used for browser compatibility)
if (tagManagerOptions.isClearInputOnEsc) {
obj.on('keyup', function (e) {
if (e.which == 27) {
// console.log('esc detected');
$(this).val('');
killEvent(e);
}
});
}
obj.on('keypress', function (e) {
// push ASCII-based delimiters
if (keyInArray(e, delimiterChars)) {
applyDelimiter(e);
}
});
obj.on('keydown', function (e) {
// disable ENTER
if (e.which == 13) {
if (tagManagerOptions.preventSubmitOnEnter) {
killEvent(e);
}
}
// push key-based delimiters (includes <enter> by default)
if (keyInArray(e, delimiterKeys)) {
applyDelimiter(e);
}
});
// BACKSPACE (keydown used for browser compatibility)
if (tagManagerOptions.deleteTagsOnBackspace) {
obj.on('keydown', function (e) {
if (keyInArray(e, backspace)) {
// console.log("backspace detected");
if ($(this).val().length <= 0) {
popTag();
killEvent(e);
}
}
});
}
obj.change(function (e) {
if (!/webkit/.test(navigator.userAgent.toLowerCase())) { $(this).focus(); } // why?
var taItem = typeaheadSelectedItem();
var taVisible = typeaheadVisible();
if (taItem && taVisible) {
taItem.removeClass(tagManagerOptions.typeaheadOverrides.selectedClass);
pushTag(taItem.attr('data-value'));
// console.log('change: pushTypeAheadTag ' + tag);
}
/* unimplemented mode to push tag on blur
else if (tagManagerOptions.pushTagOnBlur) {
console.log('change: pushTagOnBlur ' + tag);
pushTag($(this).val());
} */
killEvent(e);
});
if (tagManagerOptions.prefilled != null) {
if (typeof (tagManagerOptions.prefilled) == "object") {
prefill(tagManagerOptions.prefilled);
} else if (typeof (tagManagerOptions.prefilled) == "string") {
prefill(tagManagerOptions.prefilled.split(baseDelimiter));
} else if (typeof (tagManagerOptions.prefilled) == "function") {
prefill(tagManagerOptions.prefilled());
}
} else if (tagManagerOptions.hiddenTagListId != null) {
prefill($('#' + tagManagerOptions.hiddenTagListId).val().split(baseDelimiter));
}
});
}
})(jQuery);
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