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riklomas.jquery.quicksearch

simple quick search

Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta // @require https://update.greasyfork.org/scripts/6882/27465/riklomasjqueryquicksearch.js 

(function($, window, document, undefined) {
	$.fn.quicksearch = function (target, opt) {
		
		var timeout, cache, rowcache, jq_results, val = '', e = this, options = $.extend({ 
			delay: 100,
			selector: null,
			stripeRows: null,
			loader: null,
			noResults: '',
			matchedResultsCount: 0,
			bind: 'keyup',
			onBefore: function () { 
				return;
			},
			onAfter: function () { 
				return;
			},
			show: function () {
				this.style.display = "";
			},
			hide: function () {
				this.style.display = "none";
			},
			prepareQuery: function (val) {
				return val.toLowerCase().split(' ');
			},
			testQuery: function (query, txt, _row) {
				for (var i = 0; i < query.length; i += 1) {
					if (txt.indexOf(query[i]) === -1) {
						return false;
					}
				}
				return true;
			}
		}, opt);
		
		this.go = function () {
			
			var i = 0,
				numMatchedRows = 0,
				noresults = true, 
				query = options.prepareQuery(val),
				val_empty = (val.replace(' ', '').length === 0);
			
			for (var i = 0, len = rowcache.length; i < len; i++) {
				if (val_empty || options.testQuery(query, cache[i], rowcache[i])) {
					options.show.apply(rowcache[i]);
					noresults = false;
					numMatchedRows++;
				} else {
					options.hide.apply(rowcache[i]);
				}
			}
			
			if (noresults) {
				this.results(false);
			} else {
				this.results(true);
				this.stripe();
			}
			
			this.matchedResultsCount = numMatchedRows;
			this.loader(false);
			options.onAfter();
			
			return this;
		};
		
		/*
		 * External API so that users can perform search programatically. 
		 * */
		this.search = function (submittedVal) {
			val = submittedVal;
			e.trigger();
		};
		
		/*
		 * External API to get the number of matched results as seen in 
		 * https://github.com/ruiz107/quicksearch/commit/f78dc440b42d95ce9caed1d087174dd4359982d6
		 * */
		this.currentMatchedResults = function() {
			return this.matchedResultsCount;
		};
		
		this.stripe = function () {
			
			if (typeof options.stripeRows === "object" && options.stripeRows !== null)
			{
				var joined = options.stripeRows.join(' ');
				var stripeRows_length = options.stripeRows.length;
				
				jq_results.not(':hidden').each(function (i) {
					$(this).removeClass(joined).addClass(options.stripeRows[i % stripeRows_length]);
				});
			}
			
			return this;
		};
		
		this.strip_html = function (input) {
			var output = input.replace(new RegExp('<[^<]+\>', 'g'), "");
			output = $.trim(output.toLowerCase());
			return output;
		};
		
		this.results = function (bool) {
			if (typeof options.noResults === "string" && options.noResults !== "") {
				if (bool) {
					$(options.noResults).hide();
				} else {
					$(options.noResults).show();
				}
			}
			return this;
		};
		
		this.loader = function (bool) {
			if (typeof options.loader === "string" && options.loader !== "") {
				 (bool) ? $(options.loader).show() : $(options.loader).hide();
			}
			return this;
		};
		
		this.cache = function () {
			
			jq_results = $(target);
			
			if (typeof options.noResults === "string" && options.noResults !== "") {
				jq_results = jq_results.not(options.noResults);
			}
			
			var t = (typeof options.selector === "string") ? jq_results.find(options.selector) : $(target).not(options.noResults);
			cache = t.map(function () {
				return e.strip_html(this.innerHTML);
			});
			
			rowcache = jq_results.map(function () {
				return this;
			});

			/*
			 * Modified fix for sync-ing "val". 
			 * Original fix https://github.com/michaellwest/quicksearch/commit/4ace4008d079298a01f97f885ba8fa956a9703d1
			 * */
			val = val || this.val() || "";
			
			return this.go();
		};
		
		this.trigger = function () {
			this.loader(true);
			options.onBefore();
			
			window.clearTimeout(timeout);
			timeout = window.setTimeout(function () {
				e.go();
			}, options.delay);
			
			return this;
		};
		
		this.cache();
		this.results(true);
		this.stripe();
		this.loader(false);
		
		return this.each(function () {
			
			/*
			 * Changed from .bind to .on.
			 * */
			$(this).on(options.bind, function () {
				
				val = $(this).val();
				e.trigger();
			});
		});
		
	};

}(jQuery, this, document));