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(function(window, $, undefined) {
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var JSSOCIALS = "JSSocials",
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JSSOCIALS_DATA_KEY = JSSOCIALS;
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var getOrApply = function(value, context) {
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if($.isFunction(value)) {
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return value.apply(context, $.makeArray(arguments).slice(2));
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}
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return value;
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};
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var IMG_SRC_REGEX = /(\.(jpeg|png|gif|bmp|svg)$|^data:image\/(jpeg|png|gif|bmp|svg\+xml);base64)/i;
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var URL_PARAMS_REGEX = /(&?[a-zA-Z0-9]+=)?\{([a-zA-Z0-9]+)\}/g;
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var MEASURES = {
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"G": 1000000000,
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"M": 1000000,
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"K": 1000
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};
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var shares = {};
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function Socials(element, config) {
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var $element = $(element);
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$element.data(JSSOCIALS_DATA_KEY, this);
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this._$element = $element;
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this.shares = [];
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this._init(config);
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this._render();
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}
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Socials.prototype = {
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url: "",
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text: "",
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shareIn: "blank",
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showLabel: function(screenWidth) {
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return (this.showCount === false) ?
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(screenWidth > this.smallScreenWidth) :
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(screenWidth >= this.largeScreenWidth);
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},
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showCount: function(screenWidth) {
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return (screenWidth <= this.smallScreenWidth) ? "inside" : true;
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},
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smallScreenWidth: 640,
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largeScreenWidth: 1024,
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resizeTimeout: 200,
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elementClass: "jssocials",
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sharesClass: "jssocials-shares",
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shareClass: "jssocials-share",
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shareButtonClass: "jssocials-share-button",
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shareLinkClass: "jssocials-share-link",
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shareLogoClass: "jssocials-share-logo",
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shareLabelClass: "jssocials-share-label",
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shareLinkCountClass: "jssocials-share-link-count",
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shareCountBoxClass: "jssocials-share-count-box",
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shareCountClass: "jssocials-share-count",
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shareZeroCountClass: "jssocials-share-no-count",
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_init: function(config) {
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this._initDefaults();
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$.extend(this, config);
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this._initShares();
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this._attachWindowResizeCallback();
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},
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_initDefaults: function() {
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this.url = window.location.href;
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this.text = $.trim($("meta[name=description]").attr("content") || $("title").text());
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},
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_initShares: function() {
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this.shares = $.map(this.shares, $.proxy(function(shareConfig) {
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if(typeof shareConfig === "string") {
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shareConfig = { share: shareConfig };
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}
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var share = (shareConfig.share && shares[shareConfig.share]);
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if(!share && !shareConfig.renderer) {
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throw Error("Share '" + shareConfig.share + "' is not found");
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}
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return $.extend({ url: this.url, text: this.text }, share, shareConfig);
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}, this));
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},
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_attachWindowResizeCallback: function() {
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$(window).on("resize", $.proxy(this._windowResizeHandler, this));
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},
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_detachWindowResizeCallback: function() {
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$(window).off("resize", this._windowResizeHandler);
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},
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_windowResizeHandler: function() {
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if($.isFunction(this.showLabel) || $.isFunction(this.showCount)) {
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window.clearTimeout(this._resizeTimer);
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this._resizeTimer = setTimeout($.proxy(this.refresh, this), this.resizeTimeout);
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}
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},
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_render: function() {
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this._clear();
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this._defineOptionsByScreen();
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this._$element.addClass(this.elementClass);
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this._$shares = $("<div>").addClass(this.sharesClass)
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.appendTo(this._$element);
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this._renderShares();
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},
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_defineOptionsByScreen: function() {
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this._screenWidth = $(window).width();
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this._showLabel = getOrApply(this.showLabel, this, this._screenWidth);
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this._showCount = getOrApply(this.showCount, this, this._screenWidth);
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},
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_renderShares: function() {
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$.each(this.shares, $.proxy(function(_, share) {
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this._renderShare(share);
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}, this));
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},
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_renderShare: function(share) {
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var $share;
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if($.isFunction(share.renderer)) {
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$share = $(share.renderer());
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} else {
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$share = this._createShare(share);
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}
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$share.addClass(this.shareClass)
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.addClass(share.share ? "jssocials-share-" + share.share : "")
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.addClass(share.css)
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.appendTo(this._$shares);
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},
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_createShare: function(share) {
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var $result = $("<div>");
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var $shareLink = this._createShareLink(share).appendTo($result);
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if(this._showCount) {
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var isInsideCount = (this._showCount === "inside");
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var $countContainer = isInsideCount ? $shareLink : $("<div>").addClass(this.shareCountBoxClass).appendTo($result);
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$countContainer.addClass(isInsideCount ? this.shareLinkCountClass : this.shareCountBoxClass);
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this._renderShareCount(share, $countContainer);
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}
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return $result;
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},
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_createShareLink: function(share) {
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var shareStrategy = this._getShareStrategy(share);
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var $result = shareStrategy.call(share, {
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shareUrl: this._getShareUrl(share)
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});
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$result.addClass(this.shareLinkClass)
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.append(this._createShareLogo(share));
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if(this._showLabel) {
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$result.append(this._createShareLabel(share));
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}
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$.each(this.on || {}, function(event, handler) {
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if($.isFunction(handler)) {
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$result.on(event, $.proxy(handler, share));
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}
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});
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return $result;
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},
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_getShareStrategy: function(share) {
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var result = shareStrategies[share.shareIn || this.shareIn];
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if(!result)
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throw Error("Share strategy '" + this.shareIn + "' not found");
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return result;
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},
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_getShareUrl: function(share) {
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var shareUrl = getOrApply(share.shareUrl, share);
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return this._formatShareUrl(shareUrl, share);
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},
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_createShareLogo: function(share) {
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var logo = share.logo;
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var $result = IMG_SRC_REGEX.test(logo) ?
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$("<img>").attr("src", share.logo) :
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$("<i>").addClass(logo);
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$result.addClass(this.shareLogoClass);
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return $result;
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},
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_createShareLabel: function(share) {
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return $("<span>").addClass(this.shareLabelClass)
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.text(share.label);
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},
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_renderShareCount: function(share, $container) {
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var $count = $("<span>").addClass(this.shareCountClass);
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$container.addClass(this.shareZeroCountClass)
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.append($count);
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this._loadCount(share).done($.proxy(function(count) {
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if(count) {
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$container.removeClass(this.shareZeroCountClass);
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$count.text(count);
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}
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}, this));
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},
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_loadCount: function(share) {
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var deferred = $.Deferred();
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var countUrl = this._getCountUrl(share);
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if(!countUrl) {
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return deferred.resolve(0).promise();
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}
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var handleSuccess = $.proxy(function(response) {
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deferred.resolve(this._getCountValue(response, share));
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}, this);
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$.getJSON(countUrl).done(handleSuccess)
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.fail(function() {
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$.get(countUrl).done(handleSuccess)
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.fail(function() {
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deferred.resolve(0);
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});
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});
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return deferred.promise();
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},
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_getCountUrl: function(share) {
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var countUrl = getOrApply(share.countUrl, share);
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return this._formatShareUrl(countUrl, share);
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},
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_getCountValue: function(response, share) {
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var count = ($.isFunction(share.getCount) ? share.getCount(response) : response) || 0;
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return (typeof count === "string") ? count : this._formatNumber(count);
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},
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_formatNumber: function(number) {
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$.each(MEASURES, function(letter, value) {
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if(number >= value) {
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number = parseFloat((number / value).toFixed(2)) + letter;
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return false;
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}
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});
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return number;
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},
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_formatShareUrl: function(url, share) {
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return url.replace(URL_PARAMS_REGEX, function(match, key, field) {
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var value = share[field] || "";
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return value ? (key || "") + window.encodeURIComponent(value) : "";
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});
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},
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_clear: function() {
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window.clearTimeout(this._resizeTimer);
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this._$element.empty();
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},
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_passOptionToShares: function(key, value) {
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var shares = this.shares;
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$.each(["url", "text"], function(_, optionName) {
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if(optionName !== key)
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return;
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$.each(shares, function(_, share) {
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share[key] = value;
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});
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});
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},
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_normalizeShare: function(share) {
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if($.isNumeric(share)) {
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return this.shares[share];
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}
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if(typeof share === "string") {
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return $.grep(this.shares, function(s) {
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return s.share === share;
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})[0];
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}
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return share;
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},
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refresh: function() {
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this._render();
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},
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destroy: function() {
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this._clear();
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this._detachWindowResizeCallback();
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this._$element
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.removeClass(this.elementClass)
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.removeData(JSSOCIALS_DATA_KEY);
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},
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option: function(key, value) {
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if(arguments.length === 1) {
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return this[key];
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}
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this[key] = value;
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this._passOptionToShares(key, value);
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this.refresh();
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},
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shareOption: function(share, key, value) {
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share = this._normalizeShare(share);
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if(arguments.length === 2) {
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return share[key];
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}
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share[key] = value;
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this.refresh();
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}
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};
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$.fn.jsSocials = function(config) {
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var args = $.makeArray(arguments),
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methodArgs = args.slice(1),
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result = this;
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this.each(function() {
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var $element = $(this),
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instance = $element.data(JSSOCIALS_DATA_KEY),
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methodResult;
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if(instance) {
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if(typeof config === "string") {
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methodResult = instance[config].apply(instance, methodArgs);
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if(methodResult !== undefined && methodResult !== instance) {
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result = methodResult;
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return false;
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}
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} else {
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instance._detachWindowResizeCallback();
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instance._init(config);
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instance._render();
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}
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} else {
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new Socials($element, config);
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}
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});
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return result;
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};
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384
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var setDefaults = function(config) {
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var component;
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387
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if($.isPlainObject(config)) {
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component = Socials.prototype;
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} else {
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component = shares[config];
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config = arguments[1] || {};
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}
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$.extend(component, config);
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};
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398
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var shareStrategies = {
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popup: function(args) {
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return $("<a>").attr("href", "#")
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.on("click", function() {
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window.open(args.shareUrl, null, "width=600, height=400, location=0, menubar=0, resizeable=0, scrollbars=0, status=0, titlebar=0, toolbar=0");
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return false;
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});
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},
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406
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blank: function(args) {
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return $("<a>").attr({ target: "_blank", href: args.shareUrl });
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409
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},
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410
|
|
|
411
|
self: function(args) {
|
|
412
|
return $("<a>").attr({ target: "_self", href: args.shareUrl });
|
|
413
|
}
|
|
414
|
};
|
|
415
|
|
|
416
|
window.jsSocials = {
|
|
417
|
Socials: Socials,
|
|
418
|
shares: shares,
|
|
419
|
shareStrategies: shareStrategies,
|
|
420
|
setDefaults: setDefaults
|
|
421
|
};
|
|
422
|
|
|
423
|
}(window, jQuery));
|
|
424
|
|