diff --git a/public/images/shadow.png b/public/images/shadow.png new file mode 100644 index 0000000..a2561df Binary files /dev/null and b/public/images/shadow.png differ diff --git a/public/javascripts/jquery.autocomplete.js b/public/javascripts/jquery.autocomplete.js new file mode 100644 index 0000000..6a7ce87 --- /dev/null +++ b/public/javascripts/jquery.autocomplete.js @@ -0,0 +1,390 @@ +/** +* Ajax Autocomplete for jQuery, version 1.1.3 +* (c) 2010 Tomas Kirda +* +* Ajax Autocomplete for jQuery is freely distributable under the terms of an MIT-style license. +* For details, see the web site: http://www.devbridge.com/projects/autocomplete/jquery/ +* +* Last Review: 04/19/2010 +*/ + +/*jslint onevar: true, evil: true, nomen: true, eqeqeq: true, bitwise: true, regexp: true, newcap: true, immed: true */ +/*global window: true, document: true, clearInterval: true, setInterval: true, jQuery: true */ + +(function($) { + + var reEscape = new RegExp('(\\' + ['/', '.', '*', '+', '?', '|', '(', ')', '[', ']', '{', '}', '\\'].join('|\\') + ')', 'g'); + + function fnFormatResult(value, data, currentValue) { + var pattern = '(' + currentValue.replace(reEscape, '\\$1') + ')'; + return value.replace(new RegExp(pattern, 'gi'), '$1<\/strong>'); + } + + function Autocomplete(el, options) { + this.el = $(el); + this.el.attr('autocomplete', 'off'); + this.suggestions = []; + this.data = []; + this.badQueries = []; + this.selectedIndex = -1; + this.currentValue = this.el.val(); + this.intervalId = 0; + this.cachedResponse = []; + this.onChangeInterval = null; + this.ignoreValueChange = false; + this.serviceUrl = options.serviceUrl; + this.isLocal = false; + this.options = { + autoSubmit: false, + minChars: 1, + maxHeight: 300, + deferRequestBy: 0, + width: 0, + highlight: true, + params: {}, + fnFormatResult: fnFormatResult, + delimiter: null, + zIndex: 9999 + }; + this.initialize(); + this.setOptions(options); + } + + $.fn.autocomplete = function(options) { + return new Autocomplete(this.get(0)||$(''), options); + }; + + + Autocomplete.prototype = { + + killerFn: null, + + initialize: function() { + + var me, uid, autocompleteElId; + me = this; + uid = Math.floor(Math.random()*0x100000).toString(16); + autocompleteElId = 'Autocomplete_' + uid; + + this.killerFn = function(e) { + if ($(e.target).parents('.autocomplete').size() === 0) { + me.killSuggestions(); + me.disableKillerFn(); + } + }; + + if (!this.options.width) { this.options.width = this.el.width(); } + this.mainContainerId = 'AutocompleteContainter_' + uid; + + $('
').appendTo('body'); + + this.container = $('#' + autocompleteElId); + this.fixPosition(); + if (window.opera) { + this.el.keypress(function(e) { me.onKeyPress(e); }); + } else { + this.el.keydown(function(e) { me.onKeyPress(e); }); + } + this.el.keyup(function(e) { me.onKeyUp(e); }); + this.el.blur(function() { me.enableKillerFn(); }); + this.el.focus(function() { me.fixPosition(); }); + }, + + setOptions: function(options){ + var o = this.options; + $.extend(o, options); + if(o.lookup){ + this.isLocal = true; + if($.isArray(o.lookup)){ o.lookup = { suggestions:o.lookup, data:[] }; } + } + $('#'+this.mainContainerId).css({ zIndex:o.zIndex }); + this.container.css({ maxHeight: o.maxHeight + 'px', width:o.width }); + }, + + clearCache: function(){ + this.cachedResponse = []; + this.badQueries = []; + }, + + disable: function(){ + this.disabled = true; + }, + + enable: function(){ + this.disabled = false; + }, + + fixPosition: function() { + var offset = this.el.offset(); + $('#' + this.mainContainerId).css({ top: (offset.top + this.el.innerHeight()) + 'px', left: offset.left + 'px' }); + }, + + enableKillerFn: function() { + var me = this; + $(document).bind('click', me.killerFn); + }, + + disableKillerFn: function() { + var me = this; + $(document).unbind('click', me.killerFn); + }, + + killSuggestions: function() { + var me = this; + this.stopKillSuggestions(); + this.intervalId = window.setInterval(function() { me.hide(); me.stopKillSuggestions(); }, 300); + }, + + stopKillSuggestions: function() { + window.clearInterval(this.intervalId); + }, + + onKeyPress: function(e) { + if (this.disabled || !this.enabled) { return; } + // return will exit the function + // and event will not be prevented + switch (e.keyCode) { + case 27: //KEY_ESC: + this.el.val(this.currentValue); + this.hide(); + break; + case 9: //KEY_TAB: + case 13: //KEY_RETURN: + if (this.selectedIndex === -1) { + this.hide(); + return; + } + this.select(this.selectedIndex); + if(e.keyCode === 9){ return; } + break; + case 38: //KEY_UP: + this.moveUp(); + break; + case 40: //KEY_DOWN: + this.moveDown(); + break; + default: + return; + } + e.stopImmediatePropagation(); + e.preventDefault(); + }, + + onKeyUp: function(e) { + if(this.disabled){ return; } + switch (e.keyCode) { + case 38: //KEY_UP: + case 40: //KEY_DOWN: + return; + } + clearInterval(this.onChangeInterval); + if (this.currentValue !== this.el.val()) { + if (this.options.deferRequestBy > 0) { + // Defer lookup in case when value changes very quickly: + var me = this; + this.onChangeInterval = setInterval(function() { me.onValueChange(); }, this.options.deferRequestBy); + } else { + this.onValueChange(); + } + } + }, + + onValueChange: function() { + clearInterval(this.onChangeInterval); + this.currentValue = this.el.val(); + var q = this.getQuery(this.currentValue); + this.selectedIndex = -1; + if (this.ignoreValueChange) { + this.ignoreValueChange = false; + return; + } + if (q === '' || q.length < this.options.minChars) { + this.hide(); + } else { + this.getSuggestions(q); + } + }, + + getQuery: function(val) { + var d, arr; + d = this.options.delimiter; + if (!d) { return $.trim(val); } + arr = val.split(d); + return $.trim(arr[arr.length - 1]); + }, + + getSuggestionsLocal: function(q) { + var ret, arr, len, val, i; + arr = this.options.lookup; + len = arr.suggestions.length; + ret = { suggestions:[], data:[] }; + q = q.toLowerCase(); + for(i=0; i< len; i++){ + val = arr.suggestions[i]; + if(val.toLowerCase().indexOf(q) === 0){ + ret.suggestions.push(val); + ret.data.push(arr.data[i]); + } + } + return ret; + }, + + getSuggestions: function(q) { + var cr, me; + cr = this.isLocal ? this.getSuggestionsLocal(q) : this.cachedResponse[q]; + if (cr && $.isArray(cr.suggestions)) { + this.suggestions = cr.suggestions; + this.data = cr.data; + this.suggest(); + } else if (!this.isBadQuery(q)) { + me = this; + me.options.params.query = q; + $.get(this.serviceUrl, me.options.params, function(txt) { me.processResponse(txt); }, 'text'); + } + }, + + isBadQuery: function(q) { + var i = this.badQueries.length; + while (i--) { + if (q.indexOf(this.badQueries[i]) === 0) { return true; } + } + return false; + }, + + hide: function() { + this.enabled = false; + this.selectedIndex = -1; + this.container.hide(); + }, + + suggest: function() { + if (this.suggestions.length === 0) { + this.hide(); + return; + } + + var me, len, div, f, v, i, s, mOver, mClick; + me = this; + len = this.suggestions.length; + f = this.options.fnFormatResult; + v = this.getQuery(this.currentValue); + mOver = function(xi) { return function() { me.activate(xi); }; }; + mClick = function(xi) { return function() { me.select(xi); }; }; + this.container.hide().empty(); + for (i = 0; i < len; i++) { + s = this.suggestions[i]; + div = $((me.selectedIndex === i ? '
' + f(s, this.data[i], v) + '
'); + div.mouseover(mOver(i)); + div.click(mClick(i)); + this.container.append(div); + } + this.enabled = true; + this.container.show(); + }, + + processResponse: function(text) { + var response; + try { + response = eval('(' + text + ')'); + } catch (err) { return; } + if (!$.isArray(response.data)) { response.data = []; } + if(!this.options.noCache){ + this.cachedResponse[response.query] = response; + if (response.suggestions.length === 0) { this.badQueries.push(response.query); } + } + if (response.query === this.getQuery(this.currentValue)) { + this.suggestions = response.suggestions; + this.data = response.data; + this.suggest(); + } + }, + + activate: function(index) { + var divs, activeItem; + divs = this.container.children(); + // Clear previous selection: + if (this.selectedIndex !== -1 && divs.length > this.selectedIndex) { + $(divs.get(this.selectedIndex)).removeClass(); + } + this.selectedIndex = index; + if (this.selectedIndex !== -1 && divs.length > this.selectedIndex) { + activeItem = divs.get(this.selectedIndex); + $(activeItem).addClass('selected'); + } + return activeItem; + }, + + deactivate: function(div, index) { + div.className = ''; + if (this.selectedIndex === index) { this.selectedIndex = -1; } + }, + + select: function(i) { + var selectedValue, f; + selectedValue = this.suggestions[i]; + if (selectedValue) { + this.el.val(selectedValue); + if (this.options.autoSubmit) { + f = this.el.parents('form'); + if (f.length > 0) { f.get(0).submit(); } + } + this.ignoreValueChange = true; + this.hide(); + this.onSelect(i); + } + }, + + moveUp: function() { + if (this.selectedIndex === -1) { return; } + if (this.selectedIndex === 0) { + this.container.children().get(0).className = ''; + this.selectedIndex = -1; + this.el.val(this.currentValue); + return; + } + this.adjustScroll(this.selectedIndex - 1); + }, + + moveDown: function() { + if (this.selectedIndex === (this.suggestions.length - 1)) { return; } + this.adjustScroll(this.selectedIndex + 1); + }, + + adjustScroll: function(i) { + var activeItem, offsetTop, upperBound, lowerBound; + activeItem = this.activate(i); + offsetTop = activeItem.offsetTop; + upperBound = this.container.scrollTop(); + lowerBound = upperBound + this.options.maxHeight - 25; + if (offsetTop < upperBound) { + this.container.scrollTop(offsetTop); + } else if (offsetTop > lowerBound) { + this.container.scrollTop(offsetTop - this.options.maxHeight + 25); + } + this.el.val(this.getValue(this.suggestions[i])); + }, + + onSelect: function(i) { + var me, fn, s, d; + me = this; + fn = me.options.onSelect; + s = me.suggestions[i]; + d = me.data[i]; + me.el.val(me.getValue(s)); + if ($.isFunction(fn)) { fn(s, d, me.el); } + }, + + getValue: function(value){ + var del, currVal, arr, me; + me = this; + del = me.options.delimiter; + if (!del) { return value; } + currVal = me.currentValue; + arr = currVal.split(del); + if (arr.length === 1) { return value; } + return currVal.substr(0, currVal.length - arr[arr.length - 1].length) + value; + } + + }; + +}(jQuery)); diff --git a/public/stylesheets/search-autocomplete.css b/public/stylesheets/search-autocomplete.css new file mode 100644 index 0000000..e056d5c --- /dev/null +++ b/public/stylesheets/search-autocomplete.css @@ -0,0 +1,6 @@ + +.autocomplete-w1 { background:url(img/shadow.png) no-repeat bottom right; position:absolute; top:0px; left:0px; margin:8px 0 0 6px; /* IE6 fix: */ _background:none; _margin:0; } +.autocomplete { border:1px solid #999; background:#FFF; cursor:default; text-align:left; max-height:350px; overflow:auto; margin:-6px 6px 6px -6px; /* IE6 specific: */ _height:350px; _margin:0; _overflow-x:hidden; } +.autocomplete .selected { background:#F0F0F0; } +.autocomplete div { padding:2px 5px; white-space:nowrap; } +.autocomplete strong { font-weight:normal; color:#3399FF; }