From 9b8b01f5d27d66386597a8789d921f3a2c630e09 Mon Sep 17 00:00:00 2001
From: Lukasz Anwajler <lukasz@anwajler.com>
Date: Thu, 5 Aug 2010 06:05:40 -0500
Subject: [PATCH 1/1] Search widget with JSONP support. Sample included.

---
 apps/catalogue/urls.py                        |  1 +
 apps/catalogue/views.py                       | 26 +++++++
 wolnelektury/static/css/widget.css            | 38 ++++++++++
 .../static/js/jquery-ui-1.8.2.custom.min.js   | 75 +++++++++++++++++++
 wolnelektury/static/js/widget.js              | 62 +++++++++++++++
 wolnelektury/static/js/widgetInit.js          | 29 +++++++
 wolnelektury/static/widget.html               | 13 ++++
 7 files changed, 244 insertions(+)
 create mode 100644 wolnelektury/static/css/widget.css
 create mode 100644 wolnelektury/static/js/jquery-ui-1.8.2.custom.min.js
 create mode 100644 wolnelektury/static/js/widget.js
 create mode 100644 wolnelektury/static/js/widgetInit.js
 create mode 100644 wolnelektury/static/widget.html

diff --git a/apps/catalogue/urls.py b/apps/catalogue/urls.py
index 4d44dc63a..70d5fd8e4 100644
--- a/apps/catalogue/urls.py
+++ b/apps/catalogue/urls.py
@@ -16,6 +16,7 @@ urlpatterns = patterns('catalogue.views',
     url(r'^lektura/(?P<slug>[a-zA-Z0-9-]+)/polki/', 'book_sets', name='book_shelves'),
     url(r'^polki/nowa/$', 'new_set', name='new_set'),
     url(r'^tags/$', 'tags_starting_with', name='hint'),
+    url(r'^jtags/$', 'json_tags_starting_with', name='jhint'),
     url(r'^szukaj/$', 'search', name='search'),
 
     # tools
diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 732221018..e7df9bc5d 100644
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -45,6 +45,16 @@ class LazyEncoder(simplejson.JSONEncoder):
             return force_unicode(obj)
         return obj
 
+# shortcut for JSON reponses
+class JSONResponse(HttpResponse):
+    def __init__(self, data={}, callback=None, **kwargs):
+        # get rid of mimetype
+        kwargs.pop('mimetype', None)
+        data = simplejson.dumps(data)
+        if callback:
+            data = callback + "(" + data + ");" 
+        super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
+
 
 def main_page(request):
     if request.user.is_authenticated():
@@ -386,6 +396,22 @@ def tags_starting_with(request):
             tags_list.append(tag.name)
     return HttpResponse(result)
 
+def json_tags_starting_with(request, callback=None):
+    # Callback for JSONP
+    prefix = request.GET.get('q', '')
+    callback = request.GET.get('callback', '')
+    # Prefix must have at least 2 characters
+    if len(prefix) < 2:
+        return HttpResponse('')
+    tags_list = []
+    result = ""   
+    for tag in _tags_starting_with(prefix, request.user):
+        if not tag.name in tags_list:
+            result += "\n" + tag.name
+            tags_list.append(tag.name)
+    dict_result = {"matches": tags_list}
+    return JSONResponse(dict_result, callback)
+
 # ====================
 # = Shelf management =
 # ====================
diff --git a/wolnelektury/static/css/widget.css b/wolnelektury/static/css/widget.css
new file mode 100644
index 000000000..cb2a4c148
--- /dev/null
+++ b/wolnelektury/static/css/widget.css
@@ -0,0 +1,38 @@
+#wl img {
+border: 0;
+}
+.ui-menu {
+width: 230px;
+font-size: small;
+list-style-type: none;
+padding: 0;
+margin:0;
+border-left:  1px solid #696969;
+border-right: 1px solid #696969;
+border-bottom: 1px solid #696969;
+}
+
+.ui-menu li {
+font-size: small;
+padding: 5px;
+width: 220px
+}
+
+.ui-menu li:nth-child(odd) {
+background-color: white;
+}
+
+.ui-menu li:nth-child(even){
+background-color: #EDF1F5;
+}
+
+.ui-menu li:hover{
+background-color: #053469;
+color:white;
+}
+
+.ui-corner-all {
+width: 230px;
+cursor: pointer;
+display:block;
+}
diff --git a/wolnelektury/static/js/jquery-ui-1.8.2.custom.min.js b/wolnelektury/static/js/jquery-ui-1.8.2.custom.min.js
new file mode 100644
index 000000000..57a95a5ce
--- /dev/null
+++ b/wolnelektury/static/js/jquery-ui-1.8.2.custom.min.js
@@ -0,0 +1,75 @@
+/*!
+ * jQuery UI 1.8.2
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI
+ */
+(function(c){c.ui=c.ui||{};if(!c.ui.version){c.extend(c.ui,{version:"1.8.2",plugin:{add:function(a,b,d){a=c.ui[a].prototype;for(var e in d){a.plugins[e]=a.plugins[e]||[];a.plugins[e].push([b,d[e]])}},call:function(a,b,d){if((b=a.plugins[b])&&a.element[0].parentNode)for(var e=0;e<b.length;e++)a.options[b[e][0]]&&b[e][1].apply(a.element,d)}},contains:function(a,b){return document.compareDocumentPosition?a.compareDocumentPosition(b)&16:a!==b&&a.contains(b)},hasScroll:function(a,b){if(c(a).css("overflow")==
+"hidden")return false;b=b&&b=="left"?"scrollLeft":"scrollTop";var d=false;if(a[b]>0)return true;a[b]=1;d=a[b]>0;a[b]=0;return d},isOverAxis:function(a,b,d){return a>b&&a<b+d},isOver:function(a,b,d,e,f,g){return c.ui.isOverAxis(a,d,f)&&c.ui.isOverAxis(b,e,g)},keyCode:{ALT:18,BACKSPACE:8,CAPS_LOCK:20,COMMA:188,COMMAND:91,COMMAND_LEFT:91,COMMAND_RIGHT:93,CONTROL:17,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,INSERT:45,LEFT:37,MENU:93,NUMPAD_ADD:107,NUMPAD_DECIMAL:110,NUMPAD_DIVIDE:111,NUMPAD_ENTER:108,
+NUMPAD_MULTIPLY:106,NUMPAD_SUBTRACT:109,PAGE_DOWN:34,PAGE_UP:33,PERIOD:190,RIGHT:39,SHIFT:16,SPACE:32,TAB:9,UP:38,WINDOWS:91}});c.fn.extend({_focus:c.fn.focus,focus:function(a,b){return typeof a==="number"?this.each(function(){var d=this;setTimeout(function(){c(d).focus();b&&b.call(d)},a)}):this._focus.apply(this,arguments)},enableSelection:function(){return this.attr("unselectable","off").css("MozUserSelect","")},disableSelection:function(){return this.attr("unselectable","on").css("MozUserSelect",
+"none")},scrollParent:function(){var a;a=c.browser.msie&&/(static|relative)/.test(this.css("position"))||/absolute/.test(this.css("position"))?this.parents().filter(function(){return/(relative|absolute|fixed)/.test(c.curCSS(this,"position",1))&&/(auto|scroll)/.test(c.curCSS(this,"overflow",1)+c.curCSS(this,"overflow-y",1)+c.curCSS(this,"overflow-x",1))}).eq(0):this.parents().filter(function(){return/(auto|scroll)/.test(c.curCSS(this,"overflow",1)+c.curCSS(this,"overflow-y",1)+c.curCSS(this,"overflow-x",
+1))}).eq(0);return/fixed/.test(this.css("position"))||!a.length?c(document):a},zIndex:function(a){if(a!==undefined)return this.css("zIndex",a);if(this.length){a=c(this[0]);for(var b;a.length&&a[0]!==document;){b=a.css("position");if(b=="absolute"||b=="relative"||b=="fixed"){b=parseInt(a.css("zIndex"));if(!isNaN(b)&&b!=0)return b}a=a.parent()}}return 0}});c.extend(c.expr[":"],{data:function(a,b,d){return!!c.data(a,d[3])},focusable:function(a){var b=a.nodeName.toLowerCase(),d=c.attr(a,"tabindex");return(/input|select|textarea|button|object/.test(b)?
+!a.disabled:"a"==b||"area"==b?a.href||!isNaN(d):!isNaN(d))&&!c(a)["area"==b?"parents":"closest"](":hidden").length},tabbable:function(a){var b=c.attr(a,"tabindex");return(isNaN(b)||b>=0)&&c(a).is(":focusable")}})}})(jQuery);
+;/*!
+ * jQuery UI Widget 1.8.2
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Widget
+ */
+(function(b){var j=b.fn.remove;b.fn.remove=function(a,c){return this.each(function(){if(!c)if(!a||b.filter(a,[this]).length)b("*",this).add(this).each(function(){b(this).triggerHandler("remove")});return j.call(b(this),a,c)})};b.widget=function(a,c,d){var e=a.split(".")[0],f;a=a.split(".")[1];f=e+"-"+a;if(!d){d=c;c=b.Widget}b.expr[":"][f]=function(h){return!!b.data(h,a)};b[e]=b[e]||{};b[e][a]=function(h,g){arguments.length&&this._createWidget(h,g)};c=new c;c.options=b.extend({},c.options);b[e][a].prototype=
+b.extend(true,c,{namespace:e,widgetName:a,widgetEventPrefix:b[e][a].prototype.widgetEventPrefix||a,widgetBaseClass:f},d);b.widget.bridge(a,b[e][a])};b.widget.bridge=function(a,c){b.fn[a]=function(d){var e=typeof d==="string",f=Array.prototype.slice.call(arguments,1),h=this;d=!e&&f.length?b.extend.apply(null,[true,d].concat(f)):d;if(e&&d.substring(0,1)==="_")return h;e?this.each(function(){var g=b.data(this,a),i=g&&b.isFunction(g[d])?g[d].apply(g,f):g;if(i!==g&&i!==undefined){h=i;return false}}):this.each(function(){var g=
+b.data(this,a);if(g){d&&g.option(d);g._init()}else b.data(this,a,new c(d,this))});return h}};b.Widget=function(a,c){arguments.length&&this._createWidget(a,c)};b.Widget.prototype={widgetName:"widget",widgetEventPrefix:"",options:{disabled:false},_createWidget:function(a,c){this.element=b(c).data(this.widgetName,this);this.options=b.extend(true,{},this.options,b.metadata&&b.metadata.get(c)[this.widgetName],a);var d=this;this.element.bind("remove."+this.widgetName,function(){d.destroy()});this._create();
+this._init()},_create:function(){},_init:function(){},destroy:function(){this.element.unbind("."+this.widgetName).removeData(this.widgetName);this.widget().unbind("."+this.widgetName).removeAttr("aria-disabled").removeClass(this.widgetBaseClass+"-disabled ui-state-disabled")},widget:function(){return this.element},option:function(a,c){var d=a,e=this;if(arguments.length===0)return b.extend({},e.options);if(typeof a==="string"){if(c===undefined)return this.options[a];d={};d[a]=c}b.each(d,function(f,
+h){e._setOption(f,h)});return e},_setOption:function(a,c){this.options[a]=c;if(a==="disabled")this.widget()[c?"addClass":"removeClass"](this.widgetBaseClass+"-disabled ui-state-disabled").attr("aria-disabled",c);return this},enable:function(){return this._setOption("disabled",false)},disable:function(){return this._setOption("disabled",true)},_trigger:function(a,c,d){var e=this.options[a];c=b.Event(c);c.type=(a===this.widgetEventPrefix?a:this.widgetEventPrefix+a).toLowerCase();d=d||{};if(c.originalEvent){a=
+b.event.props.length;for(var f;a;){f=b.event.props[--a];c[f]=c.originalEvent[f]}}this.element.trigger(c,d);return!(b.isFunction(e)&&e.call(this.element[0],c,d)===false||c.isDefaultPrevented())}}})(jQuery);
+;/*
+ * jQuery UI Position 1.8.2
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Position
+ */
+(function(c){c.ui=c.ui||{};var m=/left|center|right/,n=/top|center|bottom/,p=c.fn.position,q=c.fn.offset;c.fn.position=function(a){if(!a||!a.of)return p.apply(this,arguments);a=c.extend({},a);var b=c(a.of),d=(a.collision||"flip").split(" "),e=a.offset?a.offset.split(" "):[0,0],g,h,i;if(a.of.nodeType===9){g=b.width();h=b.height();i={top:0,left:0}}else if(a.of.scrollTo&&a.of.document){g=b.width();h=b.height();i={top:b.scrollTop(),left:b.scrollLeft()}}else if(a.of.preventDefault){a.at="left top";g=h=
+0;i={top:a.of.pageY,left:a.of.pageX}}else{g=b.outerWidth();h=b.outerHeight();i=b.offset()}c.each(["my","at"],function(){var f=(a[this]||"").split(" ");if(f.length===1)f=m.test(f[0])?f.concat(["center"]):n.test(f[0])?["center"].concat(f):["center","center"];f[0]=m.test(f[0])?f[0]:"center";f[1]=n.test(f[1])?f[1]:"center";a[this]=f});if(d.length===1)d[1]=d[0];e[0]=parseInt(e[0],10)||0;if(e.length===1)e[1]=e[0];e[1]=parseInt(e[1],10)||0;if(a.at[0]==="right")i.left+=g;else if(a.at[0]==="center")i.left+=
+g/2;if(a.at[1]==="bottom")i.top+=h;else if(a.at[1]==="center")i.top+=h/2;i.left+=e[0];i.top+=e[1];return this.each(function(){var f=c(this),k=f.outerWidth(),l=f.outerHeight(),j=c.extend({},i);if(a.my[0]==="right")j.left-=k;else if(a.my[0]==="center")j.left-=k/2;if(a.my[1]==="bottom")j.top-=l;else if(a.my[1]==="center")j.top-=l/2;j.left=parseInt(j.left);j.top=parseInt(j.top);c.each(["left","top"],function(o,r){c.ui.position[d[o]]&&c.ui.position[d[o]][r](j,{targetWidth:g,targetHeight:h,elemWidth:k,
+elemHeight:l,offset:e,my:a.my,at:a.at})});c.fn.bgiframe&&f.bgiframe();f.offset(c.extend(j,{using:a.using}))})};c.ui.position={fit:{left:function(a,b){var d=c(window);b=a.left+b.elemWidth-d.width()-d.scrollLeft();a.left=b>0?a.left-b:Math.max(0,a.left)},top:function(a,b){var d=c(window);b=a.top+b.elemHeight-d.height()-d.scrollTop();a.top=b>0?a.top-b:Math.max(0,a.top)}},flip:{left:function(a,b){if(b.at[0]!=="center"){var d=c(window);d=a.left+b.elemWidth-d.width()-d.scrollLeft();var e=b.my[0]==="left"?
+-b.elemWidth:b.my[0]==="right"?b.elemWidth:0,g=-2*b.offset[0];a.left+=a.left<0?e+b.targetWidth+g:d>0?e-b.targetWidth+g:0}},top:function(a,b){if(b.at[1]!=="center"){var d=c(window);d=a.top+b.elemHeight-d.height()-d.scrollTop();var e=b.my[1]==="top"?-b.elemHeight:b.my[1]==="bottom"?b.elemHeight:0,g=b.at[1]==="top"?b.targetHeight:-b.targetHeight,h=-2*b.offset[1];a.top+=a.top<0?e+b.targetHeight+h:d>0?e+g+h:0}}}};if(!c.offset.setOffset){c.offset.setOffset=function(a,b){if(/static/.test(c.curCSS(a,"position")))a.style.position=
+"relative";var d=c(a),e=d.offset(),g=parseInt(c.curCSS(a,"top",true),10)||0,h=parseInt(c.curCSS(a,"left",true),10)||0;e={top:b.top-e.top+g,left:b.left-e.left+h};"using"in b?b.using.call(a,e):d.css(e)};c.fn.offset=function(a){var b=this[0];if(!b||!b.ownerDocument)return null;if(a)return this.each(function(){c.offset.setOffset(this,a)});return q.call(this)}}})(jQuery);
+;/*
+ * jQuery UI Autocomplete 1.8.2
+ *
+ * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * http://docs.jquery.com/UI/Autocomplete
+ *
+ * Depends:
+ *	jquery.ui.core.js
+ *	jquery.ui.widget.js
+ *	jquery.ui.position.js
+ */
+(function(e){e.widget("ui.autocomplete",{options:{minLength:1,delay:300},_create:function(){var a=this,c=this.element[0].ownerDocument;this.element.addClass("ui-autocomplete-input").attr("autocomplete","off").attr({role:"textbox","aria-autocomplete":"list","aria-haspopup":"true"}).bind("keydown.autocomplete",function(d){var b=e.ui.keyCode;switch(d.keyCode){case b.PAGE_UP:a._move("previousPage",d);break;case b.PAGE_DOWN:a._move("nextPage",d);break;case b.UP:a._move("previous",d);d.preventDefault();
+break;case b.DOWN:a._move("next",d);d.preventDefault();break;case b.ENTER:case b.NUMPAD_ENTER:a.menu.active&&d.preventDefault();case b.TAB:if(!a.menu.active)return;a.menu.select(d);break;case b.ESCAPE:a.element.val(a.term);a.close(d);break;case b.LEFT:case b.RIGHT:case b.SHIFT:case b.CONTROL:case b.ALT:case b.COMMAND:case b.COMMAND_RIGHT:case b.INSERT:case b.CAPS_LOCK:case b.END:case b.HOME:break;default:clearTimeout(a.searching);a.searching=setTimeout(function(){a.search(null,d)},a.options.delay);
+break}}).bind("focus.autocomplete",function(){a.selectedItem=null;a.previous=a.element.val()}).bind("blur.autocomplete",function(d){clearTimeout(a.searching);a.closing=setTimeout(function(){a.close(d);a._change(d)},150)});this._initSource();this.response=function(){return a._response.apply(a,arguments)};this.menu=e("<ul></ul>").addClass("ui-autocomplete").appendTo("body",c).mousedown(function(){setTimeout(function(){clearTimeout(a.closing)},13)}).menu({focus:function(d,b){b=b.item.data("item.autocomplete");
+false!==a._trigger("focus",null,{item:b})&&/^key/.test(d.originalEvent.type)&&a.element.val(b.value)},selected:function(d,b){b=b.item.data("item.autocomplete");false!==a._trigger("select",d,{item:b})&&a.element.val(b.value);a.close(d);d=a.previous;if(a.element[0]!==c.activeElement){a.element.focus();a.previous=d}a.selectedItem=b},blur:function(){a.menu.element.is(":visible")&&a.element.val(a.term)}}).zIndex(this.element.zIndex()+1).css({top:0,left:0}).hide().data("menu");e.fn.bgiframe&&this.menu.element.bgiframe()},
+destroy:function(){this.element.removeClass("ui-autocomplete-input").removeAttr("autocomplete").removeAttr("role").removeAttr("aria-autocomplete").removeAttr("aria-haspopup");this.menu.element.remove();e.Widget.prototype.destroy.call(this)},_setOption:function(a){e.Widget.prototype._setOption.apply(this,arguments);a==="source"&&this._initSource()},_initSource:function(){var a,c;if(e.isArray(this.options.source)){a=this.options.source;this.source=function(d,b){b(e.ui.autocomplete.filter(a,d.term))}}else if(typeof this.options.source===
+"string"){c=this.options.source;this.source=function(d,b){e.getJSON(c,d,b)}}else this.source=this.options.source},search:function(a,c){a=a!=null?a:this.element.val();if(a.length<this.options.minLength)return this.close(c);clearTimeout(this.closing);if(this._trigger("search")!==false)return this._search(a)},_search:function(a){this.term=this.element.addClass("ui-autocomplete-loading").val();this.source({term:a},this.response)},_response:function(a){if(a.length){a=this._normalize(a);this._suggest(a);
+this._trigger("open")}else this.close();this.element.removeClass("ui-autocomplete-loading")},close:function(a){clearTimeout(this.closing);if(this.menu.element.is(":visible")){this._trigger("close",a);this.menu.element.hide();this.menu.deactivate()}},_change:function(a){this.previous!==this.element.val()&&this._trigger("change",a,{item:this.selectedItem})},_normalize:function(a){if(a.length&&a[0].label&&a[0].value)return a;return e.map(a,function(c){if(typeof c==="string")return{label:c,value:c};return e.extend({label:c.label||
+c.value,value:c.value||c.label},c)})},_suggest:function(a){var c=this.menu.element.empty().zIndex(this.element.zIndex()+1),d;this._renderMenu(c,a);this.menu.deactivate();this.menu.refresh();this.menu.element.show().position({my:"left top",at:"left bottom",of:this.element,collision:"none"});a=c.width("").width();d=this.element.width();c.width(Math.max(a,d))},_renderMenu:function(a,c){var d=this;e.each(c,function(b,f){d._renderItem(a,f)})},_renderItem:function(a,c){return e("<li></li>").data("item.autocomplete",
+c).append("<a>"+c.label+"</a>").appendTo(a)},_move:function(a,c){if(this.menu.element.is(":visible"))if(this.menu.first()&&/^previous/.test(a)||this.menu.last()&&/^next/.test(a)){this.element.val(this.term);this.menu.deactivate()}else this.menu[a](c);else this.search(null,c)},widget:function(){return this.menu.element}});e.extend(e.ui.autocomplete,{escapeRegex:function(a){return a.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi,"\\$1")},filter:function(a,c){var d=new RegExp(e.ui.autocomplete.escapeRegex(c),
+"i");return e.grep(a,function(b){return d.test(b.label||b.value||b)})}})})(jQuery);
+(function(e){e.widget("ui.menu",{_create:function(){var a=this;this.element.addClass("ui-menu ui-widget ui-widget-content ui-corner-all").attr({role:"listbox","aria-activedescendant":"ui-active-menuitem"}).click(function(c){if(e(c.target).closest(".ui-menu-item a").length){c.preventDefault();a.select(c)}});this.refresh()},refresh:function(){var a=this;this.element.children("li:not(.ui-menu-item):has(a)").addClass("ui-menu-item").attr("role","menuitem").children("a").addClass("ui-corner-all").attr("tabindex",
+-1).mouseenter(function(c){a.activate(c,e(this).parent())}).mouseleave(function(){a.deactivate()})},activate:function(a,c){this.deactivate();if(this.hasScroll()){var d=c.offset().top-this.element.offset().top,b=this.element.attr("scrollTop"),f=this.element.height();if(d<0)this.element.attr("scrollTop",b+d);else d>f&&this.element.attr("scrollTop",b+d-f+c.height())}this.active=c.eq(0).children("a").addClass("ui-state-hover").attr("id","ui-active-menuitem").end();this._trigger("focus",a,{item:c})},deactivate:function(){if(this.active){this.active.children("a").removeClass("ui-state-hover").removeAttr("id");
+this._trigger("blur");this.active=null}},next:function(a){this.move("next",".ui-menu-item:first",a)},previous:function(a){this.move("prev",".ui-menu-item:last",a)},first:function(){return this.active&&!this.active.prev().length},last:function(){return this.active&&!this.active.next().length},move:function(a,c,d){if(this.active){a=this.active[a+"All"](".ui-menu-item").eq(0);a.length?this.activate(d,a):this.activate(d,this.element.children(c))}else this.activate(d,this.element.children(c))},nextPage:function(a){if(this.hasScroll())if(!this.active||
+this.last())this.activate(a,this.element.children(":first"));else{var c=this.active.offset().top,d=this.element.height(),b=this.element.children("li").filter(function(){var f=e(this).offset().top-c-d+e(this).height();return f<10&&f>-10});b.length||(b=this.element.children(":last"));this.activate(a,b)}else this.activate(a,this.element.children(!this.active||this.last()?":first":":last"))},previousPage:function(a){if(this.hasScroll())if(!this.active||this.first())this.activate(a,this.element.children(":last"));
+else{var c=this.active.offset().top,d=this.element.height();result=this.element.children("li").filter(function(){var b=e(this).offset().top-c+d-e(this).height();return b<10&&b>-10});result.length||(result=this.element.children(":first"));this.activate(a,result)}else this.activate(a,this.element.children(!this.active||this.first()?":last":":first"))},hasScroll:function(){return this.element.height()<this.element.attr("scrollHeight")},select:function(a){this._trigger("selected",a,{item:this.active})}})})(jQuery);
+;
\ No newline at end of file
diff --git a/wolnelektury/static/js/widget.js b/wolnelektury/static/js/widget.js
new file mode 100644
index 000000000..b25395346
--- /dev/null
+++ b/wolnelektury/static/js/widget.js
@@ -0,0 +1,62 @@
+/* create basic elements */
+var id          = "wl";
+var widget      = document.getElementById(id);
+var linkLogo    = document.createElement('a');
+var logo        = document.createElement('img');
+var form        = document.createElement('form');
+var inputText   = document.createElement('input');
+var inputSubmit = document.createElement('input');
+var body        = document.getElementsByTagName('body')
+var stylesheet = document.createElement('link');
+
+/* set attributes of created elements */
+stylesheet.setAttribute('type', 'text/css');
+stylesheet.setAttribute('rel', 'stylesheet');
+stylesheet.setAttribute('href', 'http://www.wolnelektury.pl/static/css/widget.css');
+linkLogo.setAttribute('href', 'http://www.wolnelektury.pl');
+logo.setAttribute('src', 'http://www.wolnelektury.pl/static/img/logo.png');
+form.setAttribute('action', 'http://www.wolnelektury.pl/katalog/szukaj/');
+form.setAttribute('method', 'get');
+form.setAttribute('accept-charset', 'utf-8');
+form.setAttribute('id', 'wl-form');
+inputText.setAttribute('type', 'text');
+inputText.setAttribute('title', 'tytul, autor, motyw/temat, epoka, rodzaj, gatunek');
+inputText.setAttribute('value', '');
+inputText.setAttribute('name', 'q');
+inputText.setAttribute('id', 'id_q');
+inputSubmit.setAttribute('type', 'submit');
+inputSubmit.setAttribute('value', 'Szukaj');
+
+/* import jquery and autocomplete */
+var scriptJ = document.createElement('script');
+scriptJ.setAttribute('type', 'text/javascript');
+scriptJ.setAttribute('src', 'http://www.wolnelektury.pl/static/js/jquery.js');
+
+var scriptAutoComplete = document.createElement('script');
+scriptAutoComplete.setAttribute('type', 'text/javascript');
+scriptAutoComplete.setAttribute('src', 'http://www.wolnelektury.pl/static/js/jquery-ui-1.8.2.custom.min.js');
+
+var scriptInit = document.createElement('script');
+scriptInit.setAttribute('type', 'text/javascript');
+scriptInit.setAttribute('src', 'http://www.wolnelektury.pl/static/js/widgetInit.js');
+
+body[0].appendChild(scriptJ);
+body[0].appendChild(scriptAutoComplete);
+body[0].appendChild(scriptInit);
+
+/* append elements to widget */
+widget.appendChild(stylesheet);
+widget.appendChild(linkLogo);
+linkLogo.appendChild(logo);
+widget.appendChild(form);
+form.appendChild(inputText);
+form.appendChild(inputSubmit);
+
+/* ...and a little make-up */
+widget.style.borderColor = "#84BF2A";
+widget.style.borderWidth = "2px";
+widget.style.borderStyle = "solid";
+widget.style.width = "260px";
+widget.style.padding = "10px";
+widget.style.fontSize = "12px";
+form.style.paddingTop = "10px";
diff --git a/wolnelektury/static/js/widgetInit.js b/wolnelektury/static/js/widgetInit.js
new file mode 100644
index 000000000..074dbebc1
--- /dev/null
+++ b/wolnelektury/static/js/widgetInit.js
@@ -0,0 +1,29 @@
+	$(function() {		
+		$("#id_q").autocomplete({
+			source: function(request, response) {
+				$.ajax({
+					url: "http://www.wolnelektury.pl/katalog/jtags/",
+					dataType: "jsonp",
+					data: {
+						featureClass: "P",
+						style: "full",
+						maxRows: 10,
+						q: request.term
+					},
+					success: function(data) {
+						response($.map(data.matches, function(item) {
+							return {
+								label: item,
+								value: item
+							}
+						}))
+					},					
+				})
+			},
+			minLength: 2,
+            select: function(event, ui) {
+                $("#id_q").val(ui.item.value);
+                $("#wl-form").submit();
+            }			
+		});
+	});
diff --git a/wolnelektury/static/widget.html b/wolnelektury/static/widget.html
new file mode 100644
index 000000000..c02c2ebc5
--- /dev/null
+++ b/wolnelektury/static/widget.html
@@ -0,0 +1,13 @@
+<html>
+<body>
+<!-- START Umiescic ten element, w miejscu w ktorym ma sie pojawic widget -->
+<div id="wl">
+</div>
+<!-- KONIEC -->
+
+<!-- START Umiescic ten element zaraz przed zamknieciem taga body: </body> -->
+<script type="text/javascript" src="http://www.wolnelektury.pl/static/js/widget.js"></script>
+<!-- KONIEC -->
+
+</body>
+</html>
-- 
2.20.1