Refactoring/rewrite of modal boxes handling

22 files changed, 726 insertions, 490 deletions

diff --git a/assets/js/app.min.js b/assets/js/app.min.js
index 274b6ded..015f4a25 100644
--- a/assets/js/app.min.js
+++ b/assets/js/app.min.js
@@ -1,3 +1,3 @@
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this.controllers[t]},Kanboard.App.prototype.execute=function(){for(var t in Kanboard)if("App"!==t){var e=new Kanboard[t](this);this.controllers[t]=e,"function"==typeof e.execute&&e.execute(),"function"==typeof e.listen&&e.listen(),"function"==typeof e.focus&&e.focus()}this.focus(),this.datePicker(),this.autoComplete(),this.tagAutoComplete()},Kanboard.App.prototype.focus=function(){$(document).on("focus",".auto-select",function(){$(this).select()}),$(document).on("mouseup",".auto-select",function(t){t.preventDefault()})},Kanboard.App.prototype.datePicker=function(){var t=$("body"),e=t.data("js-date-format"),o=t.data("js-time-format"),n=t.data("js-lang");$.datepicker.setDefaults($.datepicker.regional[n]),$.timepicker.setDefaults($.timepicker.regional[n]),$(".form-date").datepicker({showOtherMonths:!0,selectOtherMonths:!0,dateFormat:e,constrainInput:!1}),$(".form-datetime").datetimepicker({dateFormat:e,timeFormat:o,constrainInput:!1})},Kanboard.App.prototype.tagAutoComplete=function(){$(".tag-autocomplete").select2({tags:!0})},Kanboard.App.prototype.autoComplete=function(){$(".autocomplete").each(function(){var t=$(this),e=t.data("dst-field"),o=t.data("dst-extra-field");""===$("#form-"+e).val()&&t.parent().find("button[type=submit]").attr("disabled","disabled"),t.autocomplete({source:t.data("search-url"),minLength:1,
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t=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:$('.filter-display-mode:not([style="display: none;"]) a').attr("href"),success:function(e){$(".filter-display-mode").toggle(),t.app.get("BoardDragAndDrop").refresh(e)}})},Kanboard.BoardColumnView=function(t){this.app=t},Kanboard.BoardColumnView.prototype.execute=function(){this.app.hasId("board")&&this.render()},Kanboard.BoardColumnView.prototype.listen=function(){var t=this;$(document).on("click",".board-toggle-column-view",function(){t.toggle($(this).data("column-id"))})},Kanboard.BoardColumnView.prototype.onBoardRendered=function(){this.render()},Kanboard.BoardColumnView.prototype.render=function(){var t=this;$(".board-column-header").each(function(){var e=$(this).data("column-id");localStorage.getItem("hidden_column_"+e)&&t.hideColumn(e)})},Kanboard.BoardColumnView.prototype.toggle=function(t){localStorage.getItem("hidden_column_"+t)?this.showColumn(t):this.hideColumn(t)},Kanboard.BoardColumnView.prototype.hideColumn=function(t){$(".board-column-"+t+" .board-column-expanded").hide(),$(".board-column-"+t+" .board-column-collapsed").show(),$(".board-column-header-"+t+" .board-column-expanded").hide(),$(".board-column-header-"+t+" .board-column-collapsed").show(),$(".board-column-header-"+t).each(function(){$(this).removeClass("board-column-compact"),$(this).addClass("board-column-header-collapsed")}),$(".board-column-"+t).each(function(){$(this).addClass("board-column-task-collapsed")}),$(".board-column-"+t+" .board-rotation").each(function(){$(this).css("width",$(".board-column-"+t).height())}),localStorage.setItem("hidden_column_"+t,1)},Kanboard.BoardColumnView.prototype.showColumn=function(t){$(".board-column-"+t+" 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t=localStorage.getItem("horizontal_scroll")||1;localStorage.setItem("horizontal_scroll",0==t?1:0),this.render()},Kanboard.BoardHorizontalScrolling.prototype.render=function(){0==localStorage.getItem("horizontal_scroll")?($(".filter-wide").show(),$(".filter-compact").hide(),$("#board-container").addClass("board-container-compact"),$("#board th:not(.board-column-header-collapsed)").addClass("board-column-compact")):($(".filter-wide").hide(),$(".filter-compact").show(),$("#board-container").removeClass("board-container-compact"),$("#board th").removeClass("board-column-compact"))},Kanboard.BoardPolling=function(t){this.app=t},Kanboard.BoardPolling.prototype.execute=function(){if(this.app.hasId("board")){var t=parseInt($("#board").attr("data-check-interval"));t>0&&window.setInterval(this.check.bind(this),1e3*t)}},Kanboard.BoardPolling.prototype.check=function(){if(this.app.isVisible()&&!this.app.get("BoardDragAndDrop").savingInProgress){var t=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:$("#board").data("check-url"),statusCode:{200:function(e){t.app.get("BoardDragAndDrop").refresh(e)},304:function(){t.app.hideLoadingIcon()}}})}},Kanboard.BoardTask=function(t){this.app=t},Kanboard.BoardTask.prototype.listen=function(){var t=this;$(document).on("click",".task-board-change-assignee",function(e){e.preventDefault(),e.stopPropagation(),t.app.get("Popover").open($(this).data("url"))}),$(document).on("click",".task-board",function(t){"A"!=t.target.tagName&&"IMG"!=t.target.tagName&&(window.location=$(this).data("task-url"))})},Kanboard.Column=function(t){this.app=t},Kanboard.Column.prototype.listen=function(){this.dragAndDrop()},Kanboard.Column.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".columns-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,o){var n=o.item;n.removeClass("draggable-item-selected"),t.savePosition(n.data("column-id"),n.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Column.prototype.savePosition=function(t,e){var o=$(".columns-table").data("save-position-url"),n=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:o,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({column_id:t,position:e}),complete:function(){n.app.hideLoadingIcon()}})},Kanboard.Dropdown=function(t){this.app=t},Kanboard.Dropdown.prototype.listen=function(){var t=this;$(document).on("click",function(){t.close()}),$(document).on("click","#popover-content",function(){t.close()}),$(document).on("click",".dropdown-menu",function(e){e.preventDefault(),e.stopImmediatePropagation(),t.close();var o=$(this).next("ul"),n=$(this).offset();$("body").append(jQuery("<div>",{id:"dropdown"})),o.clone().appendTo("#dropdown");var a=$("#dropdown ul");a.addClass("dropdown-submenu-open");var i=a.outerHeight(),r=a.outerWidth();n.top+i-$(window).scrollTop()<$(window).height()||$(window).scrollTop()+n.top<i?a.css("top",n.top+$(this).height()):a.css("top",n.top-i-5),n.left+r>$(window).width()?a.css("left",n.left-r+$(this).outerWidth()):a.css("left",n.left)}),$(document).on("click",".dropdown-submenu-open li",function(t){$(t.target).is("li")&&$(this).find("a:visible")[0].click()})},Kanboard.Dropdown.prototype.close=function(){$("#dropdown").remove()},Kanboard.Dropdown.prototype.onPopoverOpened=function(){this.close()},Kanboard.FileUpload=function(t){this.app=t,this.files=[],this.currentFile=0},Kanboard.FileUpload.prototype.onPopoverOpened=function(){var t=document.getElementById("file-dropzone"),e=this;t&&(t.ondragover=t.ondragenter=function(t){t.stopPropagation(),t.preventDefault()},t.ondrop=function(t){t.stopPropagation(),t.preventDefault(),e.files=t.dataTransfer.files,e.show(),$("#file-error-max-size").hide()},$(document).on("click","#file-browser",function(t){t.preventDefault(),$("#file-form-element").get(0).click()}),$(document).on("click","#file-upload-button",function(t){t.preventDefault(),e.currentFile=0,e.checkFiles()}),$("#file-form-element").change(function(){e.files=document.getElementById("file-form-element").files,e.show(),$("#file-error-max-size").hide()}))},Kanboard.FileUpload.prototype.show=function(){if($("#file-list").remove(),this.files.length>0){$("#file-upload-button").prop("disabled",!1),$("#file-dropzone-inner").hide();for(var t=jQuery("<ul>",{id:"file-list"}),e=0;e<this.files.length;e++){var o=jQuery("<span>",{id:"file-percentage-"+e}).append("(0%)"),n=jQuery("<progress>",{id:"file-progress-"+e,value:0}),a=jQuery("<li>",{id:"file-label-"+e}).append(n).append("&nbsp;").append(this.files[e].name).append("&nbsp;").append(o);t.append(a)}$("#file-dropzone").append(t)}else $("#file-dropzone-inner").show()},Kanboard.FileUpload.prototype.checkFiles=function(){for(var t=parseInt($("#file-dropzone").data("max-size")),e=0;e<this.files.length;e++)if(this.files[e].size>t)return $("#file-error-max-size").show(),$("#file-label-"+e).addClass("file-error"),void $("#file-upload-button").prop("disabled",!0);this.uploadFiles()},Kanboard.FileUpload.prototype.uploadFiles=function(){this.files.length>0&&this.uploadFile(this.files[this.currentFile])},Kanboard.FileUpload.prototype.uploadFile=function(t){var e=document.getElementById("file-dropzone"),o=e.dataset.url,n=new XMLHttpRequest,a=new FormData;n.upload.addEventListener("progress",this.updateProgress.bind(this)),n.upload.addEventListener("load",this.transferComplete.bind(this)),n.open("POST",o,!0),a.append("files[]",t),n.send(a)},Kanboard.FileUpload.prototype.updateProgress=function(t){t.lengthComputable&&($("#file-progress-"+this.currentFile).val(t.loaded/t.total),$("#file-percentage-"+this.currentFile).text("("+Math.floor(t.loaded/t.total*100)+"%)"))},Kanboard.FileUpload.prototype.transferComplete=function(){if(this.currentFile++,this.currentFile<this.files.length)this.uploadFile(this.files[this.currentFile]);else{var t=$("#file-upload-button");t.prop("disabled",!0),t.parent().hide(),$("#file-done").show()}},Kanboard.Gantt=function(t){this.app=t,this.data=[],this.options={container:"#gantt-chart",showWeekends:!0,allowMoves:!0,allowResizes:!0,cellWidth:21,cellHeight:31,slideWidth:1e3,vHeaderWidth:200}},Kanboard.Gantt.prototype.execute=function(){this.app.hasId("gantt-chart")&&this.show()},Kanboard.Gantt.prototype.saveRecord=function(t){this.app.showLoadingIcon(),$.ajax({cache:!1,url:$(this.options.container).data("save-url"),contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify(t),complete:this.app.hideLoadingIcon.bind(this)})},Kanboard.Gantt.prototype.show=function(){this.data=this.prepareData($(this.options.container).data("records"));var t=Math.floor(this.options.slideWidth/this.options.cellWidth+5),e=this.getDateRange(t),o=e[0],n=e[1],a=$(this.options.container),i=jQuery("<div>",{"class":"ganttview"});i.append(this.renderVerticalHeader()),i.append(this.renderSlider(o,n)),a.append(i),jQuery("div.ganttview-grid-row div.ganttview-grid-row-cell:last-child",a).addClass("last"),jQuery("div.ganttview-hzheader-days div.ganttview-hzheader-day:last-child",a).addClass("last"),jQuery("div.ganttview-hzheader-months div.ganttview-hzheader-month:last-child",a).addClass("last"),$(this.options.container).data("readonly")?(this.options.allowResizes=!1,this.options.allowMoves=!1):(this.listenForBlockResize(o),this.listenForBlockMove(o))},Kanboard.Gantt.prototype.renderVerticalHeader=function(){for(var t=jQuery("<div>",{"class":"ganttview-vtheader"}),e=jQuery("<div>",{"class":"ganttview-vtheader-item"}),o=jQuery("<div>",{"class":"ganttview-vtheader-series"}),n=0;n<this.data.length;n++){var a=jQuery("<span>").append(jQuery("<i>",{"class":"fa fa-info-circle tooltip",title:this.getVerticalHeaderTooltip(this.data[n])})).append("&nbsp;");"task"==this.data[n].type?a.append(jQuery("<a>",{href:this.data[n].link,title:this.data[n].title}).append(this.data[n].title)):a.append(jQuery("<a>",{href:this.data[n].board_link,title:$(this.options.container).data("label-board-link")}).append('<i class="fa fa-th"></i>')).append("&nbsp;").append(jQuery("<a>",{href:this.data[n].gantt_link,title:$(this.options.container).data("label-gantt-link")}).append('<i class="fa fa-sliders"></i>')).append("&nbsp;").append(jQuery("<a>",{href:this.data[n].link}).append(this.data[n].title)),o.append(jQuery("<div>",{"class":"ganttview-vtheader-series-name"}).append(a))}return e.append(o),t.append(e),t},Kanboard.Gantt.prototype.renderSlider=function(t,e){var o=jQuery("<div>",{"class":"ganttview-slide-container"}),n=this.getDates(t,e);return o.append(this.renderHorizontalHeader(n)),o.append(this.renderGrid(n)),o.append(this.addBlockContainers()),this.addBlocks(o,t),o},Kanboard.Gantt.prototype.renderHorizontalHeader=function(t){var e=jQuery("<div>",{"class":"ganttview-hzheader"}),o=jQuery("<div>",{"class":"ganttview-hzheader-months"}),n=jQuery("<div>",{"class":"ganttview-hzheader-days"}),a=0;for(var i in t)for(var r in t[i]){var s=t[i][r].length*this.options.cellWidth;a+=s,o.append(jQuery("<div>",{"class":"ganttview-hzheader-month",css:{width:s-1+"px"}}).append($.datepicker.regional[$("body").data("js-lang")].monthNames[r]+" "+i));for(var d in t[i][r])n.append(jQuery("<div>",{"class":"ganttview-hzheader-day"}).append(t[i][r][d].getDate()))}return o.css("width",a+"px"),n.css("width",a+"px"),e.append(o).append(n),e},Kanboard.Gantt.prototype.renderGrid=function(t){var e=jQuery("<div>",{"class":"ganttview-grid"}),o=jQuery("<div>",{"class":"ganttview-grid-row"});for(var n in t)for(var a in t[n])for(var i in t[n][a]){var r=jQuery("<div>",{"class":"ganttview-grid-row-cell"});this.options.showWeekends&&this.isWeekend(t[n][a][i])&&r.addClass("ganttview-weekend"),o.append(r)}var s=jQuery("div.ganttview-grid-row-cell",o).length*this.options.cellWidth;o.css("width",s+"px"),e.css("width",s+"px");for(var d=0;d<this.data.length;d++)e.append(o.clone());return e},Kanboard.Gantt.prototype.addBlockContainers=function(){for(var t=jQuery("<div>",{"class":"ganttview-blocks"}),e=0;e<this.data.length;e++)t.append(jQuery("<div>",{"class":"ganttview-block-container"}));return t},Kanboard.Gantt.prototype.addBlocks=function(t,e){for(var o=jQuery("div.ganttview-blocks div.ganttview-block-container",t),n=0,a=0;a<this.data.length;a++){var i=this.data[a],r=this.daysBetween(i.start,i.end)+1,s=this.daysBetween(e,i.start),d=jQuery("<div>",{"class":"ganttview-block-text"}),l=jQuery("<div>",{"class":"ganttview-block tooltip"+(this.options.allowMoves?" ganttview-block-movable":""),title:this.getBarTooltip(i),css:{width:r*this.options.cellWidth-9+"px","margin-left":s*this.options.cellWidth+"px"}}).append(d);r>=2&&d.append(i.progress),l.data("record",i),this.setBarColor(l,i),jQuery(o[n]).append(l),n+=1}},Kanboard.Gantt.prototype.getVerticalHeaderTooltip=function(t){var e="";if("task"==t.type)e="<strong>"+t.column_title+"</strong> ("+t.progress+")<br/>"+t.title;else{var o=["project-manager","project-member"];for(var n in o){var a=o[n];if(!jQuery.isEmptyObject(t.users[a])){var i=jQuery("<ul>");for(var r in t.users[a])r&&i.append(jQuery("<li>").append(t.users[a][r]));e+="<p><strong>"+$(this.options.container).data("label-"+a)+"</strong></p>"+i[0].outerHTML}}}return e},Kanboard.Gantt.prototype.getBarTooltip=function(t){var e="";return t.not_defined?e=$(this.options.container).data("label-not-defined"):("task"==t.type&&(e="<strong>"+t.progress+"</strong><br/>"+$(this.options.container).data("label-assignee")+" "+(t.assignee?t.assignee:"")+"<br/>"),e+=$(this.options.container).data("label-start-date")+" "+$.datepicker.formatDate("yy-mm-dd",t.start)+"<br/>",e+=$(this.options.container).data("label-end-date")+" "+$.datepicker.formatDate("yy-mm-dd",t.end)),e},Kanboard.Gantt.prototype.setBarColor=function(t,e){e.not_defined?t.addClass("ganttview-block-not-defined"):(t.css("background-color",e.color.background),t.css("border-color",e.color.border),"0%"!=e.progress&&t.append(jQuery("<div>",{css:{"z-index":0,position:"absolute",top:0,bottom:0,"background-color":e.color.border,width:e.progress,opacity:.4}})))},Kanboard.Gantt.prototype.listenForBlockResize=function(t){var e=this;jQuery("div.ganttview-block",this.options.container).resizable({grid:this.options.cellWidth,handles:"e,w",delay:300,stop:function(){var o=jQuery(this);e.updateDataAndPosition(o,t),e.saveRecord(o.data("record"))}})},Kanboard.Gantt.prototype.listenForBlockMove=function(t){var e=this;jQuery("div.ganttview-block",this.options.container).draggable({axis:"x",delay:300,grid:[this.options.cellWidth,this.options.cellWidth],stop:function(){var o=jQuery(this);e.updateDataAndPosition(o,t),e.saveRecord(o.data("record"))}})},Kanboard.Gantt.prototype.updateDataAndPosition=function(t,e){var o=jQuery("div.ganttview-slide-container",this.options.container),n=o.scrollLeft(),a=t.offset().left-o.offset().left-1+n,i=t.data("record");i.not_defined=!1,this.setBarColor(t,i);var r=Math.round(a/this.options.cellWidth),s=this.addDays(this.cloneDate(e),r);i.start=s;var d=t.outerWidth(),l=Math.round(d/this.options.cellWidth)-1;i.end=this.addDays(this.cloneDate(s),l),"task"===i.type&&l>0&&jQuery("div.ganttview-block-text",t).text(i.progress),t.attr("title",this.getBarTooltip(i)),t.data("record",i),t.css("top","").css("left","").css("position","relative").css("margin-left",a+"px")},Kanboard.Gantt.prototype.getDates=function(t,e){var o=[];o[t.getFullYear()]=[],o[t.getFullYear()][t.getMonth()]=[t];for(var n=t;this.compareDate(n,e)==-1;){var a=this.addDays(this.cloneDate(n),1);o[a.getFullYear()]||(o[a.getFullYear()]=[]),o[a.getFullYear()][a.getMonth()]||(o[a.getFullYear()][a.getMonth()]=[]),o[a.getFullYear()][a.getMonth()].push(a),n=a}return o},Kanboard.Gantt.prototype.prepareData=function(t){for(var e=0;e<t.length;e++){var o=new Date(t[e].start[0],t[e].start[1]-1,t[e].start[2],0,0,0,0);t[e].start=o;var n=new Date(t[e].end[0],t[e].end[1]-1,t[e].end[2],0,0,0,0);t[e].end=n}return t},Kanboard.Gantt.prototype.getDateRange=function(t){for(var e=new Date,o=new Date,n=0;n<this.data.length;n++){var a=new Date;a.setTime(Date.parse(this.data[n].start));var i=new Date;i.setTime(Date.parse(this.data[n].end)),0==n&&(e=a,o=i),1==this.compareDate(e,a)&&(e=a),this.compareDate(o,i)==-1&&(o=i)}return this.daysBetween(e,o)<t&&(o=this.addDays(this.cloneDate(e),t)),e.setDate(e.getDate()-1),[e,o]},Kanboard.Gantt.prototype.daysBetween=function(t,e){if(!t||!e)return 0;for(var o=0,n=this.cloneDate(t);this.compareDate(n,e)==-1;)o+=1,this.addDays(n,1);return o},Kanboard.Gantt.prototype.isWeekend=function(t){return t.getDay()%6==0},Kanboard.Gantt.prototype.cloneDate=function(t){return new Date(t.getTime())},Kanboard.Gantt.prototype.addDays=function(t,e){return t.setDate(t.getDate()+1*e),t},Kanboard.Gantt.prototype.compareDate=function(t,e){if(isNaN(t)||isNaN(e))throw new Error(t+" - "+e);if(t instanceof Date&&e instanceof Date)return t<e?-1:t>e?1:0;throw new TypeError(t+" - "+e)},Kanboard.Popover=function(t){this.app=t},Kanboard.Popover.prototype.listen=function(){var t=this;$(document).on("click",".popover",function(e){t.onClick(e)}),$(document).on("click",".close-popover",function(e){t.close(e)}),$(document).on("click","#popover-close-button",function(e){t.close(e)}),$(document).on("click","#popover-content",function(t){t.stopPropagation()})},Kanboard.Popover.prototype.onClick=function(t){t.preventDefault(),t.stopPropagation();var e=t.currentTarget||t.target,o=e.getAttribute("href");o||(o=e.getAttribute("data-href")),o&&this.open(o)},Kanboard.Popover.prototype.isOpen=function(){return $("#popover-container").size()>0},Kanboard.Popover.prototype.open=function(t){var e=this;e.isOpen()||$.get(t,function(t){$("body").prepend('<div id="popover-container"><div id="popover-content"><div id="popover-content-header"><a href="#" id="popover-close-button"><i class="fa fa-times"></i></a></div>'+t+"</div></div>"),e.executeOnOpenedListeners()})},Kanboard.Popover.prototype.close=function(t){this.isOpen()&&(t&&t.preventDefault(),$("#popover-container").remove(),this.executeOnClosedListeners())},Kanboard.Popover.prototype.ajaxReload=function(t,e,o){var n=e.getResponseHeader("X-Ajax-Redirect");"self"===n?window.location.reload():n&&n.indexOf("#")>-1?window.location=n.split("#")[0]:n?window.location=n:($("#popover-content").html(t),$("#popover-content input[autofocus]").focus(),o.executeOnOpenedListeners())},Kanboard.Popover.prototype.executeOnOpenedListeners=function(){for(var t in this.app.controllers){var e=this.app.get(t);"function"==typeof e.onPopoverOpened&&e.onPopoverOpened()}this.afterOpen()},Kanboard.Popover.prototype.executeOnClosedListeners=function(){for(var t in this.app.controllers){var e=this.app.get(t);"function"==typeof e.onPopoverClosed&&e.onPopoverClosed()}},Kanboard.Popover.prototype.afterOpen=function(){var t=this,e=$("#popover-content .popover-form");e&&e.on("submit",function(o){o.preventDefault(),$.ajax({type:"POST",url:e.attr("action"),data:e.serialize(),success:function(e,o,n){t.ajaxReload(e,n,t)},beforeSend:function(){var t=$('.popover-form button[type="submit"]');t.html('<i class="fa fa-spinner fa-pulse"></i> '+t.html()),t.attr("disabled",!0)}})}),$(document).on("click",".popover-link",function(e){e.preventDefault(),$.ajax({type:"GET",url:$(this).attr("href"),success:function(e,o,n){t.ajaxReload(e,n,t)}})}),$("#popover-content input[autofocus]").each(function(){$(this).focus()}),this.app.datePicker(),this.app.autoComplete(),this.app.tagAutoComplete(),KB.render()},Kanboard.Screenshot=function(t){this.app=t,this.pasteCatcher=null},Kanboard.Screenshot.prototype.onPopoverOpened=function(){this.app.hasId("screenshot-zone")&&this.initialize()},Kanboard.Screenshot.prototype.initialize=function(){this.destroy(),window.Clipboard||(this.pasteCatcher=document.createElement("div"),this.pasteCatcher.id="screenshot-pastezone",this.pasteCatcher.contentEditable="true",this.pasteCatcher.style.opacity=0,this.pasteCatcher.style.position="fixed",this.pasteCatcher.style.top=0,this.pasteCatcher.style.right=0,this.pasteCatcher.style.width=0,document.body.insertBefore(this.pasteCatcher,document.body.firstChild),this.pasteCatcher.focus(),document.addEventListener("click",this.setFocus.bind(this)),document.getElementById("screenshot-zone").addEventListener("click",this.setFocus.bind(this))),window.addEventListener("paste",this.pasteHandler.bind(this))},Kanboard.Screenshot.prototype.destroy=function(){null!==this.pasteCatcher?document.body.removeChild(this.pasteCatcher):document.getElementById("screenshot-pastezone")&&document.body.removeChild(document.getElementById("screenshot-pastezone")),document.removeEventListener("click",this.setFocus.bind(this)),this.pasteCatcher=null},Kanboard.Screenshot.prototype.setFocus=function(){null!==this.pasteCatcher&&this.pasteCatcher.focus()},Kanboard.Screenshot.prototype.pasteHandler=function(t){if(t.clipboardData&&t.clipboardData.items){var e=t.clipboardData.items;if(e)for(var o=0;o<e.length;o++)if(e[o].type.indexOf("image")!==-1){var n=e[o].getAsFile(),a=new FileReader,i=this;a.onload=function(t){i.createImage(t.target.result)},a.readAsDataURL(n)}}else setTimeout(this.checkInput.bind(this),100)},Kanboard.Screenshot.prototype.checkInput=function(){var t=this.pasteCatcher.childNodes[0];t&&"IMG"===t.tagName&&this.createImage(t.src),this.pasteCatcher.innerHTML=""},Kanboard.Screenshot.prototype.createImage=function(t){var e=new Image;e.src=t,e.onload=function(){var e=t.split("base64,"),o=e[1];$("input[name=screenshot]").val(o)};var o=document.getElementById("screenshot-zone");o.innerHTML="",o.className="screenshot-pasted",o.appendChild(e),this.destroy(),this.initialize()},Kanboard.Search=function(t){this.app=t},Kanboard.Search.prototype.focus=function(){$(document).on("focus","#form-search",function(){var t=$("#form-search");if(t[0].setSelectionRange){var e=2*t.val().length;t[0].setSelectionRange(e,e)}})},Kanboard.Search.prototype.listen=function(){$(document).on("click",".filter-helper",function(t){t.preventDefault();var e=$(this).data("filter"),o=$(this).data("append-filter"),n=$(this).data("unique-filter"),a=$("#form-search");if(n){var i=n.substr(0,n.indexOf(":"));e=a.val().replace(new RegExp("("+i+":[#a-z0-9]+)","g"),""),e=e.replace(new RegExp("("+i+':"(.+)")',"g"),""),e=e.trim(),e+=" "+n}else o&&(e=a.val()+" "+o);a.val(e),$("form.search").submit()})},Kanboard.Subtask=function(t){this.app=t},Kanboard.Subtask.prototype.listen=function(){var t=this;this.dragAndDrop(),$(document).on("click",".subtask-toggle-status",function(e){var o=$(this);e.preventDefault(),$.ajax({cache:!1,url:o.attr("href"),success:function(e){o.hasClass("subtask-refresh-table")?$(".subtasks-table").replaceWith(e):o.replaceWith(e),t.dragAndDrop()}})}),$(document).on("click",".subtask-toggle-timer",function(e){var o=$(this);e.preventDefault(),$.ajax({cache:!1,url:o.attr("href"),success:function(e){$(".subtasks-table").replaceWith(e),t.dragAndDrop()}})})},Kanboard.Subtask.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".subtasks-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,o){var n=o.item;n.removeClass("draggable-item-selected"),t.savePosition(n.data("subtask-id"),n.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Subtask.prototype.savePosition=function(t,e){var o=$(".subtasks-table").data("save-position-url"),n=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:o,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({subtask_id:t,position:e}),complete:function(){n.app.hideLoadingIcon()}})},Kanboard.Swimlane=function(t){this.app=t},Kanboard.Swimlane.prototype.execute=function(){$(".swimlanes-table").length&&this.dragAndDrop()},Kanboard.Swimlane.prototype.listen=function(){var t=this;$(document).on("click",".board-swimlane-toggle",function(e){e.preventDefault();var o=$(this).data("swimlane-id");t.isCollapsed(o)?t.expand(o):t.collapse(o)})},Kanboard.Swimlane.prototype.onBoardRendered=function(){for(var t=this.getAllCollapsed(),e=0;e<t.length;e++)this.collapse(t[e])},Kanboard.Swimlane.prototype.getStorageKey=function(){return"hidden_swimlanes_"+$("#board").data("project-id")},Kanboard.Swimlane.prototype.expand=function(t){var e=this.getAllCollapsed(),o=e.indexOf(t);o>-1&&e.splice(o,1),localStorage.setItem(this.getStorageKey(),JSON.stringify(e)),$(".board-swimlane-columns-"+t).css("display","table-row"),$(".board-swimlane-tasks-"+t).css("display","table-row"),$(".hide-icon-swimlane-"+t).css("display","inline"),$(".show-icon-swimlane-"+t).css("display","none")},Kanboard.Swimlane.prototype.collapse=function(t){var e=this.getAllCollapsed();e.indexOf(t)<0&&(e.push(t),localStorage.setItem(this.getStorageKey(),JSON.stringify(e))),$(".board-swimlane-columns-"+t+":not(:first-child)").css("display","none"),$(".board-swimlane-tasks-"+t).css("display","none"),$(".hide-icon-swimlane-"+t).css("display","none"),$(".show-icon-swimlane-"+t).css("display","inline")},Kanboard.Swimlane.prototype.isCollapsed=function(t){return this.getAllCollapsed().indexOf(t)>-1},Kanboard.Swimlane.prototype.getAllCollapsed=function(){return JSON.parse(localStorage.getItem(this.getStorageKey()))||[]},Kanboard.Swimlane.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".swimlanes-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,o){var n=o.item;n.removeClass("draggable-item-selected"),t.savePosition(n.data("swimlane-id"),n.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Swimlane.prototype.savePosition=function(t,e){var o=$(".swimlanes-table").data("save-position-url"),n=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:o,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({swimlane_id:t,position:e}),complete:function(){n.app.hideLoadingIcon()}})},Kanboard.Task=function(t){this.app=t},Kanboard.Task.prototype.onPopoverOpened=function(){var t=this,e=0;t.renderColorPicker(),$(document).on("click",".assign-me",function(t){var e=$(this).data("current-id"),o="#"+$(this).data("target-id");t.preventDefault(),$(o+" option[value="+e+"]").length&&$(o).val(e)}),$(document).on("change","select.task-reload-project-destination",function(){if(e>0)$(this).val(e);else{e=$(this).val();var o=$(this).data("redirect").replace(/PROJECT_ID/g,e);$(".loading-icon").show(),$.ajax({type:"GET",url:o,success:function(o,n,a){e=0,$(".loading-icon").hide(),t.app.get("Popover").ajaxReload(o,a,t.app.get("Popover"))}})}})},Kanboard.Task.prototype.renderColorPicker=function(){function t(t){return $('<div 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e.board.forEach(function(e){n===e.id&&e.columns.forEach(function(e){t.push({value:e.id,text:e.title})})}),KB.dom("select").attr("id","form-columns").change(s)["for"]("option",t).build()}function f(){var t=[],n=o(),i=a(),r=KB.dom("div").attr("id","form-tasks");return e.board.forEach(function(e){n===e.id&&e.columns.forEach(function(e){i===e.id&&e.tasks.forEach(function(e){t.push({value:e.position,text:"#"+e.id+" - "+e.title})})})}),t.length>0&&r.add(KB.html.label(e.positionLabel,"form-position")).add(KB.dom("select").attr("id","form-position")["for"]("option",t).build()).add(KB.html.radio(e.beforeLabel,"positionChoice","before")).add(KB.html.radio(e.afterLabel,"positionChoice","after")),r.build()}this.render=function(){KB.on("modal.submit",c);var n=KB.dom("div").add(KB.dom("div").attr("id","message-container").build()).add(KB.html.label(e.swimlaneLabel,"form-swimlanes")).add(u()).add(KB.html.label(e.columnLabel,"form-columns")).add(p()).add(f()).build();t.appendChild(n)}}),KB.component("text-editor",function(t,e){function n(){var t=KB.dom("div").attr("class","text-editor-toolbar")["for"]("a",[{href:"#",html:'<i class="fa fa-pencil-square-o fa-fw"></i> '+e.labelWrite,click:function(){a()}}]).build();return m=KB.dom("div").attr("class","text-editor-preview-area markdown").build(),KB.dom("div").attr("class","text-editor-view-mode").add(t).add(m).hide().build()}function o(){var t=KB.dom("div").attr("class","text-editor-toolbar")["for"]("a",[{href:"#",html:'<i class="fa fa-eye fa-fw"></i> '+e.labelPreview,click:function(){a()}},{href:"#",html:'<i class="fa fa-bold fa-fw"></i>',click:function(){d("**")}},{href:"#",html:'<i class="fa fa-italic fa-fw"></i>',click:function(){d("_")}},{href:"#",html:'<i class="fa fa-strikethrough fa-fw"></i>',click:function(){d("~~")}},{href:"#",html:'<i class="fa fa-quote-right fa-fw"></i>',click:function(){l("> ")}},{href:"#",html:'<i class="fa fa-list-ul fa-fw"></i>',click:function(){l("* ")}},{href:"#",html:'<i class="fa fa-code fa-fw"></i>',click:function(){s("```")}}]).build(),n=KB.dom("textarea");return n.attr("name",e.name),e.tabindex&&n.attr("tabindex",e.tabindex),e.required&&n.attr("required","required"),n.text(e.text),e.placeholder&&n.attr("placeholder",e.placeholder),p=n.build(),e.suggestOptions&&KB.getComponent("suggest-menu",p,e.suggestOptions).render(),KB.dom("div").attr("class","text-editor-write-mode").add(t).add(p).build()}function a(){KB.dom(m).html(marked(p.value,{sanitize:!0})),KB.dom(f).toggle(),KB.dom(h).toggle()}function i(){return p.value.substring(p.selectionStart,p.selectionEnd)}function r(t,e,n,o){return t.substring(0,e)+o+t.substring(n)}function d(t){var e=i();c(t+e+t),u(t)}function s(t){var e=i();c("\n"+t+"\n"+e+"\n"+t),u(t,2)}function l(t){var e=i();if(e.indexOf("\n")===-1)c("\n"+t+e);else{for(var n=e.split("\n"),o=0;o<n.length;o++)n[o].indexOf(t)===-1&&(n[o]=t+n[o]);c(n.join("\n"))}u(t,1)}function c(t){p.focus();var e=!1,n=KB.utils.getSelectionPosition(p);if(g=n.selectionStart,v=n.selectionEnd,document.queryCommandSupported("insertText")&&(e=document.execCommand("insertText",!1,t)),!e){try{document.execCommand("ms-beginUndoUnit")}catch(o){}p.value=r(p.value,g,v,t);try{document.execCommand("ms-endUndoUnit")}catch(o){}}}function u(t,e){e=e||0;var n=v+t.length+e;p.setSelectionRange(n,n)}var p,f,h,m,g,v;this.render=function(){h=o(),f=n(),t.appendChild(KB.dom("div").attr("class","text-editor").add(f).add(h).build()),e.autofocus&&p.focus()}}),document.addEventListener("DOMContentLoaded",function(){KB.render(),KB.listen(),KB.keyboardShortcuts()});var Kanboard={};Kanboard.App=function(){this.controllers={}},Kanboard.App.prototype.get=function(t){return this.controllers[t]},Kanboard.App.prototype.execute=function(){for(var t in Kanboard)if("App"!==t){var e=new Kanboard[t](this);this.controllers[t]=e,"function"==typeof e.execute&&e.execute(),"function"==typeof e.listen&&e.listen(),"function"==typeof e.focus&&e.focus()}this.focus(),this.datePicker(),this.autoComplete(),this.tagAutoComplete()},Kanboard.App.prototype.focus=function(){$(document).on("focus",".auto-select",function(){$(this).select()}),$(document).on("mouseup",".auto-select",function(t){t.preventDefault()})},Kanboard.App.prototype.datePicker=function(){var t=$("body"),e=t.data("js-date-format"),n=t.data("js-time-format"),o=t.data("js-lang");$.datepicker.setDefaults($.datepicker.regional[o]),$.timepicker.setDefaults($.timepicker.regional[o]),$(".form-date").datepicker({showOtherMonths:!0,selectOtherMonths:!0,dateFormat:e,constrainInput:!1}),$(".form-datetime").datetimepicker({dateFormat:e,timeFormat:n,constrainInput:!1})},Kanboard.App.prototype.tagAutoComplete=function(){$(".tag-autocomplete").select2({tags:!0})},Kanboard.App.prototype.autoComplete=function(){$(".autocomplete").each(function(){var t=$(this),e=t.data("dst-field"),n=t.data("dst-extra-field");""===$("#form-"+e).val()&&t.parent().find("button[type=submit]").attr("disabled","disabled"),t.autocomplete({source:t.data("search-url"),minLength:1,select:function(o,a){$("input[name="+e+"]").val(a.item.id),n&&$("input[name="+n+"]").val(a.item[n]),t.parent().find("button[type=submit]").removeAttr("disabled")}})})},Kanboard.App.prototype.hasId=function(t){return!!document.getElementById(t)},Kanboard.App.prototype.showLoadingIcon=function(){$("body").append('<span id="app-loading-icon">&nbsp;<i class="fa fa-spinner fa-spin"></i></span>')},Kanboard.App.prototype.hideLoadingIcon=function(){$("#app-loading-icon").remove()},Kanboard.App.prototype.isVisible=function(){var t="";return"undefined"!=typeof document.hidden?t="visibilityState":"undefined"!=typeof document.mozHidden?t="mozVisibilityState":"undefined"!=typeof document.msHidden?t="msVisibilityState":"undefined"!=typeof document.webkitHidden&&(t="webkitVisibilityState"),""===t||"visible"==document[t]},Kanboard.BoardCollapsedMode=function(t){this.app=t},Kanboard.BoardCollapsedMode.prototype.toggle=function(){var t=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:$('.filter-display-mode:not([style="display: none;"]) a').attr("href"),success:function(e){$(".filter-display-mode").toggle(),t.app.get("BoardDragAndDrop").refresh(e)}})},Kanboard.BoardColumnView=function(t){this.app=t},Kanboard.BoardColumnView.prototype.execute=function(){this.app.hasId("board")&&this.render()},Kanboard.BoardColumnView.prototype.listen=function(){var t=this;$(document).on("click",".board-toggle-column-view",function(){t.toggle($(this).data("column-id"))})},Kanboard.BoardColumnView.prototype.onBoardRendered=function(){this.render()},Kanboard.BoardColumnView.prototype.render=function(){var t=this;$(".board-column-header").each(function(){var e=$(this).data("column-id");localStorage.getItem("hidden_column_"+e)&&t.hideColumn(e)})},Kanboard.BoardColumnView.prototype.toggle=function(t){localStorage.getItem("hidden_column_"+t)?this.showColumn(t):this.hideColumn(t)},Kanboard.BoardColumnView.prototype.hideColumn=function(t){$(".board-column-"+t+" .board-column-expanded").hide(),$(".board-column-"+t+" .board-column-collapsed").show(),$(".board-column-header-"+t+" .board-column-expanded").hide(),$(".board-column-header-"+t+" .board-column-collapsed").show(),$(".board-column-header-"+t).each(function(){$(this).removeClass("board-column-compact"),$(this).addClass("board-column-header-collapsed")}),$(".board-column-"+t).each(function(){$(this).addClass("board-column-task-collapsed")}),$(".board-column-"+t+" .board-rotation").each(function(){$(this).css("width",$(".board-column-"+t).height())}),localStorage.setItem("hidden_column_"+t,1)},Kanboard.BoardColumnView.prototype.showColumn=function(t){$(".board-column-"+t+" .board-column-expanded").show(),$(".board-column-"+t+" .board-column-collapsed").hide(),$(".board-column-header-"+t+" .board-column-expanded").show(),$(".board-column-header-"+t+" .board-column-collapsed").hide(),$(".board-column-header-"+t).removeClass("board-column-header-collapsed"),$(".board-column-"+t).removeClass("board-column-task-collapsed"),0==localStorage.getItem("horizontal_scroll")&&$(".board-column-header-"+t).addClass("board-column-compact"),localStorage.removeItem("hidden_column_"+t)},Kanboard.BoardHorizontalScrolling=function(t){this.app=t},Kanboard.BoardHorizontalScrolling.prototype.execute=function(){this.app.hasId("board")&&this.render()},Kanboard.BoardHorizontalScrolling.prototype.listen=function(){var t=this;$(document).on("click",".filter-toggle-scrolling",function(e){e.preventDefault(),t.toggle()})},Kanboard.BoardHorizontalScrolling.prototype.onBoardRendered=function(){this.render()},Kanboard.BoardHorizontalScrolling.prototype.toggle=function(){var t=localStorage.getItem("horizontal_scroll")||1;localStorage.setItem("horizontal_scroll",0==t?1:0),this.render()},Kanboard.BoardHorizontalScrolling.prototype.render=function(){0==localStorage.getItem("horizontal_scroll")?($(".filter-wide").show(),$(".filter-compact").hide(),$("#board-container").addClass("board-container-compact"),$("#board th:not(.board-column-header-collapsed)").addClass("board-column-compact")):($(".filter-wide").hide(),$(".filter-compact").show(),$("#board-container").removeClass("board-container-compact"),$("#board th").removeClass("board-column-compact"))},Kanboard.BoardPolling=function(t){this.app=t},Kanboard.BoardPolling.prototype.execute=function(){if(this.app.hasId("board")){var t=parseInt($("#board").attr("data-check-interval"));t>0&&window.setInterval(this.check.bind(this),1e3*t)}},Kanboard.BoardPolling.prototype.check=function(){if(this.app.isVisible()&&!this.app.get("BoardDragAndDrop").savingInProgress){var t=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:$("#board").data("check-url"),statusCode:{200:function(e){t.app.get("BoardDragAndDrop").refresh(e)},304:function(){t.app.hideLoadingIcon()}}})}},Kanboard.BoardTask=function(t){this.app=t},Kanboard.BoardTask.prototype.listen=function(){var t=this;$(document).on("click",".task-board-change-assignee",function(e){e.preventDefault(),e.stopPropagation(),t.app.get("Popover").open($(this).data("url"))}),$(document).on("click",".task-board",function(t){"A"!=t.target.tagName&&"IMG"!=t.target.tagName&&(window.location=$(this).data("task-url"))})},Kanboard.Column=function(t){this.app=t},Kanboard.Column.prototype.listen=function(){this.dragAndDrop()},Kanboard.Column.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".columns-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,n){var o=n.item;o.removeClass("draggable-item-selected"),t.savePosition(o.data("column-id"),o.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Column.prototype.savePosition=function(t,e){var n=$(".columns-table").data("save-position-url"),o=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:n,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({column_id:t,position:e}),complete:function(){o.app.hideLoadingIcon()}})},Kanboard.Dropdown=function(t){this.app=t},Kanboard.Dropdown.prototype.listen=function(){var t=this;$(document).on("click",function(){t.close()}),$(document).on("click",".dropdown-menu",function(e){e.preventDefault(),e.stopImmediatePropagation(),t.close();var n=$(this).next("ul"),o=$(this).offset();$("body").append(jQuery("<div>",{id:"dropdown"})),n.clone().appendTo("#dropdown");var a=$("#dropdown ul");a.addClass("dropdown-submenu-open");var i=a.outerHeight(),r=a.outerWidth();o.top+i-$(window).scrollTop()<$(window).height()||$(window).scrollTop()+o.top<i?a.css("top",o.top+$(this).height()):a.css("top",o.top-i-5),o.left+r>$(window).width()?a.css("left",o.left-r+$(this).outerWidth()):a.css("left",o.left)}),$(document).on("click",".dropdown-submenu-open li",function(t){$(t.target).is("li")&&$(this).find("a:visible")[0].click()})},Kanboard.Dropdown.prototype.close=function(){$("#dropdown").remove()},Kanboard.Gantt=function(t){this.app=t,this.data=[],this.options={container:"#gantt-chart",showWeekends:!0,allowMoves:!0,allowResizes:!0,cellWidth:21,cellHeight:31,slideWidth:1e3,vHeaderWidth:200}},Kanboard.Gantt.prototype.execute=function(){this.app.hasId("gantt-chart")&&this.show()},Kanboard.Gantt.prototype.saveRecord=function(t){this.app.showLoadingIcon(),$.ajax({cache:!1,url:$(this.options.container).data("save-url"),contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify(t),complete:this.app.hideLoadingIcon.bind(this)})},Kanboard.Gantt.prototype.show=function(){this.data=this.prepareData($(this.options.container).data("records"));var t=Math.floor(this.options.slideWidth/this.options.cellWidth+5),e=this.getDateRange(t),n=e[0],o=e[1],a=$(this.options.container),i=jQuery("<div>",{"class":"ganttview"});i.append(this.renderVerticalHeader()),i.append(this.renderSlider(n,o)),a.append(i),jQuery("div.ganttview-grid-row div.ganttview-grid-row-cell:last-child",a).addClass("last"),jQuery("div.ganttview-hzheader-days div.ganttview-hzheader-day:last-child",a).addClass("last"),jQuery("div.ganttview-hzheader-months div.ganttview-hzheader-month:last-child",a).addClass("last"),$(this.options.container).data("readonly")?(this.options.allowResizes=!1,this.options.allowMoves=!1):(this.listenForBlockResize(n),this.listenForBlockMove(n))},Kanboard.Gantt.prototype.renderVerticalHeader=function(){for(var t=jQuery("<div>",{"class":"ganttview-vtheader"}),e=jQuery("<div>",{"class":"ganttview-vtheader-item"}),n=jQuery("<div>",{"class":"ganttview-vtheader-series"}),o=0;o<this.data.length;o++){var a=jQuery("<span>").append(jQuery("<i>",{"class":"fa fa-info-circle tooltip",title:this.getVerticalHeaderTooltip(this.data[o])})).append("&nbsp;");"task"==this.data[o].type?a.append(jQuery("<a>",{href:this.data[o].link,title:this.data[o].title}).append(this.data[o].title)):a.append(jQuery("<a>",{href:this.data[o].board_link,title:$(this.options.container).data("label-board-link")}).append('<i class="fa fa-th"></i>')).append("&nbsp;").append(jQuery("<a>",{href:this.data[o].gantt_link,title:$(this.options.container).data("label-gantt-link")}).append('<i class="fa fa-sliders"></i>')).append("&nbsp;").append(jQuery("<a>",{href:this.data[o].link}).append(this.data[o].title)),n.append(jQuery("<div>",{"class":"ganttview-vtheader-series-name"}).append(a))}return e.append(n),t.append(e),t},Kanboard.Gantt.prototype.renderSlider=function(t,e){var n=jQuery("<div>",{"class":"ganttview-slide-container"}),o=this.getDates(t,e);return n.append(this.renderHorizontalHeader(o)),n.append(this.renderGrid(o)),n.append(this.addBlockContainers()),this.addBlocks(n,t),n},Kanboard.Gantt.prototype.renderHorizontalHeader=function(t){var e=jQuery("<div>",{"class":"ganttview-hzheader"}),n=jQuery("<div>",{"class":"ganttview-hzheader-months"}),o=jQuery("<div>",{"class":"ganttview-hzheader-days"}),a=0;for(var i in t)for(var r in t[i]){var d=t[i][r].length*this.options.cellWidth;a+=d,n.append(jQuery("<div>",{"class":"ganttview-hzheader-month",css:{width:d-1+"px"}}).append($.datepicker.regional[$("body").data("js-lang")].monthNames[r]+" "+i));for(var s in t[i][r])o.append(jQuery("<div>",{"class":"ganttview-hzheader-day"}).append(t[i][r][s].getDate()))}return n.css("width",a+"px"),o.css("width",a+"px"),e.append(n).append(o),e},Kanboard.Gantt.prototype.renderGrid=function(t){var e=jQuery("<div>",{"class":"ganttview-grid"}),n=jQuery("<div>",{"class":"ganttview-grid-row"});for(var o in t)for(var a in t[o])for(var i in t[o][a]){var r=jQuery("<div>",{"class":"ganttview-grid-row-cell"});this.options.showWeekends&&this.isWeekend(t[o][a][i])&&r.addClass("ganttview-weekend"),n.append(r)}var d=jQuery("div.ganttview-grid-row-cell",n).length*this.options.cellWidth;n.css("width",d+"px"),e.css("width",d+"px");for(var s=0;s<this.data.length;s++)e.append(n.clone());return e},Kanboard.Gantt.prototype.addBlockContainers=function(){for(var t=jQuery("<div>",{"class":"ganttview-blocks"}),e=0;e<this.data.length;e++)t.append(jQuery("<div>",{"class":"ganttview-block-container"}));return t},Kanboard.Gantt.prototype.addBlocks=function(t,e){for(var n=jQuery("div.ganttview-blocks div.ganttview-block-container",t),o=0,a=0;a<this.data.length;a++){var i=this.data[a],r=this.daysBetween(i.start,i.end)+1,d=this.daysBetween(e,i.start),s=jQuery("<div>",{"class":"ganttview-block-text"}),l=jQuery("<div>",{"class":"ganttview-block tooltip"+(this.options.allowMoves?" ganttview-block-movable":""),title:this.getBarTooltip(i),css:{width:r*this.options.cellWidth-9+"px","margin-left":d*this.options.cellWidth+"px"}}).append(s);r>=2&&s.append(i.progress),l.data("record",i),this.setBarColor(l,i),jQuery(n[o]).append(l),o+=1}},Kanboard.Gantt.prototype.getVerticalHeaderTooltip=function(t){var e="";if("task"==t.type)e="<strong>"+t.column_title+"</strong> ("+t.progress+")<br/>"+t.title;else{var n=["project-manager","project-member"];for(var o in n){var a=n[o];if(!jQuery.isEmptyObject(t.users[a])){var i=jQuery("<ul>");for(var r in t.users[a])r&&i.append(jQuery("<li>").append(t.users[a][r]));e+="<p><strong>"+$(this.options.container).data("label-"+a)+"</strong></p>"+i[0].outerHTML}}}return e},Kanboard.Gantt.prototype.getBarTooltip=function(t){var e="";return t.not_defined?e=$(this.options.container).data("label-not-defined"):("task"==t.type&&(e="<strong>"+t.progress+"</strong><br/>"+$(this.options.container).data("label-assignee")+" "+(t.assignee?t.assignee:"")+"<br/>"),e+=$(this.options.container).data("label-start-date")+" "+$.datepicker.formatDate("yy-mm-dd",t.start)+"<br/>",e+=$(this.options.container).data("label-end-date")+" "+$.datepicker.formatDate("yy-mm-dd",t.end)),e},Kanboard.Gantt.prototype.setBarColor=function(t,e){e.not_defined?t.addClass("ganttview-block-not-defined"):(t.css("background-color",e.color.background),t.css("border-color",e.color.border),"0%"!=e.progress&&t.append(jQuery("<div>",{css:{"z-index":0,position:"absolute",top:0,bottom:0,"background-color":e.color.border,width:e.progress,opacity:.4}})))},Kanboard.Gantt.prototype.listenForBlockResize=function(t){var e=this;jQuery("div.ganttview-block",this.options.container).resizable({grid:this.options.cellWidth,handles:"e,w",delay:300,stop:function(){var n=jQuery(this);e.updateDataAndPosition(n,t),e.saveRecord(n.data("record"))}})},Kanboard.Gantt.prototype.listenForBlockMove=function(t){var e=this;jQuery("div.ganttview-block",this.options.container).draggable({axis:"x",delay:300,grid:[this.options.cellWidth,this.options.cellWidth],stop:function(){var n=jQuery(this);e.updateDataAndPosition(n,t),e.saveRecord(n.data("record"))}})},Kanboard.Gantt.prototype.updateDataAndPosition=function(t,e){var n=jQuery("div.ganttview-slide-container",this.options.container),o=n.scrollLeft(),a=t.offset().left-n.offset().left-1+o,i=t.data("record");i.not_defined=!1,this.setBarColor(t,i);var r=Math.round(a/this.options.cellWidth),d=this.addDays(this.cloneDate(e),r);i.start=d;var s=t.outerWidth(),l=Math.round(s/this.options.cellWidth)-1;i.end=this.addDays(this.cloneDate(d),l),"task"===i.type&&l>0&&jQuery("div.ganttview-block-text",t).text(i.progress),t.attr("title",this.getBarTooltip(i)),t.data("record",i),t.css("top","").css("left","").css("position","relative").css("margin-left",a+"px")},Kanboard.Gantt.prototype.getDates=function(t,e){var n=[];n[t.getFullYear()]=[],n[t.getFullYear()][t.getMonth()]=[t];for(var o=t;this.compareDate(o,e)==-1;){var a=this.addDays(this.cloneDate(o),1);n[a.getFullYear()]||(n[a.getFullYear()]=[]),n[a.getFullYear()][a.getMonth()]||(n[a.getFullYear()][a.getMonth()]=[]),n[a.getFullYear()][a.getMonth()].push(a),o=a}return n},Kanboard.Gantt.prototype.prepareData=function(t){for(var e=0;e<t.length;e++){var n=new Date(t[e].start[0],t[e].start[1]-1,t[e].start[2],0,0,0,0);t[e].start=n;var o=new Date(t[e].end[0],t[e].end[1]-1,t[e].end[2],0,0,0,0);t[e].end=o}return t},Kanboard.Gantt.prototype.getDateRange=function(t){for(var e=new Date,n=new Date,o=0;o<this.data.length;o++){var a=new Date;a.setTime(Date.parse(this.data[o].start));var i=new Date;i.setTime(Date.parse(this.data[o].end)),0==o&&(e=a,n=i),1==this.compareDate(e,a)&&(e=a),this.compareDate(n,i)==-1&&(n=i)}return this.daysBetween(e,n)<t&&(n=this.addDays(this.cloneDate(e),t)),e.setDate(e.getDate()-1),[e,n]},Kanboard.Gantt.prototype.daysBetween=function(t,e){if(!t||!e)return 0;for(var n=0,o=this.cloneDate(t);this.compareDate(o,e)==-1;)n+=1,this.addDays(o,1);return n},Kanboard.Gantt.prototype.isWeekend=function(t){return t.getDay()%6==0},Kanboard.Gantt.prototype.cloneDate=function(t){return new Date(t.getTime())},Kanboard.Gantt.prototype.addDays=function(t,e){return t.setDate(t.getDate()+1*e),t},Kanboard.Gantt.prototype.compareDate=function(t,e){if(isNaN(t)||isNaN(e))throw new Error(t+" - "+e);if(t instanceof Date&&e instanceof Date)return t<e?-1:t>e?1:0;throw new TypeError(t+" - "+e)},Kanboard.Search=function(t){this.app=t},Kanboard.Search.prototype.focus=function(){$(document).on("focus","#form-search",function(){var t=$("#form-search");if(t[0].setSelectionRange){var e=2*t.val().length;t[0].setSelectionRange(e,e)}})},Kanboard.Search.prototype.listen=function(){$(document).on("click",".filter-helper",function(t){t.preventDefault();var e=$(this).data("filter"),n=$(this).data("append-filter"),o=$(this).data("unique-filter"),a=$("#form-search");if(o){var i=o.substr(0,o.indexOf(":"));e=a.val().replace(new RegExp("("+i+":[#a-z0-9]+)","g"),""),e=e.replace(new RegExp("("+i+':"(.+)")',"g"),""),e=e.trim(),e+=" "+o}else n&&(e=a.val()+" "+n);a.val(e),$("form.search").submit()})},Kanboard.Subtask=function(t){this.app=t},Kanboard.Subtask.prototype.listen=function(){var t=this;this.dragAndDrop(),$(document).on("click",".subtask-toggle-status",function(e){var n=$(this);e.preventDefault(),$.ajax({cache:!1,url:n.attr("href"),success:function(e){n.hasClass("subtask-refresh-table")?$(".subtasks-table").replaceWith(e):n.replaceWith(e),t.dragAndDrop()}})}),$(document).on("click",".subtask-toggle-timer",function(e){var n=$(this);e.preventDefault(),$.ajax({cache:!1,url:n.attr("href"),success:function(e){$(".subtasks-table").replaceWith(e),t.dragAndDrop()}})})},Kanboard.Subtask.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".subtasks-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,n){var o=n.item;o.removeClass("draggable-item-selected"),t.savePosition(o.data("subtask-id"),o.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Subtask.prototype.savePosition=function(t,e){var n=$(".subtasks-table").data("save-position-url"),o=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:n,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({subtask_id:t,position:e}),complete:function(){o.app.hideLoadingIcon()}})},Kanboard.Swimlane=function(t){this.app=t},Kanboard.Swimlane.prototype.execute=function(){$(".swimlanes-table").length&&this.dragAndDrop()},Kanboard.Swimlane.prototype.listen=function(){var t=this;$(document).on("click",".board-swimlane-toggle",function(e){e.preventDefault();var n=$(this).data("swimlane-id");t.isCollapsed(n)?t.expand(n):t.collapse(n)})},Kanboard.Swimlane.prototype.onBoardRendered=function(){for(var t=this.getAllCollapsed(),e=0;e<t.length;e++)this.collapse(t[e])},Kanboard.Swimlane.prototype.getStorageKey=function(){return"hidden_swimlanes_"+$("#board").data("project-id")},Kanboard.Swimlane.prototype.expand=function(t){var e=this.getAllCollapsed(),n=e.indexOf(t);n>-1&&e.splice(n,1),localStorage.setItem(this.getStorageKey(),JSON.stringify(e)),$(".board-swimlane-columns-"+t).css("display","table-row"),$(".board-swimlane-tasks-"+t).css("display","table-row"),$(".hide-icon-swimlane-"+t).css("display","inline"),$(".show-icon-swimlane-"+t).css("display","none")},Kanboard.Swimlane.prototype.collapse=function(t){var e=this.getAllCollapsed();e.indexOf(t)<0&&(e.push(t),localStorage.setItem(this.getStorageKey(),JSON.stringify(e))),$(".board-swimlane-columns-"+t+":not(:first-child)").css("display","none"),$(".board-swimlane-tasks-"+t).css("display","none"),$(".hide-icon-swimlane-"+t).css("display","none"),$(".show-icon-swimlane-"+t).css("display","inline")},Kanboard.Swimlane.prototype.isCollapsed=function(t){return this.getAllCollapsed().indexOf(t)>-1},Kanboard.Swimlane.prototype.getAllCollapsed=function(){return JSON.parse(localStorage.getItem(this.getStorageKey()))||[]},Kanboard.Swimlane.prototype.dragAndDrop=function(){var t=this;$(".draggable-row-handle").mouseenter(function(){$(this).parent().parent().addClass("draggable-item-hover")}).mouseleave(function(){$(this).parent().parent().removeClass("draggable-item-hover")}),$(".swimlanes-table tbody").sortable({forcePlaceholderSize:!0,handle:"td:first i",helper:function(t,e){return e.children().each(function(){$(this).width($(this).width())}),e},stop:function(e,n){var o=n.item;o.removeClass("draggable-item-selected"),t.savePosition(o.data("swimlane-id"),o.index()+1)},start:function(t,e){e.item.addClass("draggable-item-selected")}}).disableSelection()},Kanboard.Swimlane.prototype.savePosition=function(t,e){var n=$(".swimlanes-table").data("save-position-url"),o=this;this.app.showLoadingIcon(),$.ajax({cache:!1,url:n,contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({swimlane_id:t,position:e}),complete:function(){o.app.hideLoadingIcon()}})},Kanboard.Task=function(t){this.app=t},Kanboard.Task.prototype.onPopoverOpened=function(){var t=this;t.renderColorPicker(),$(document).on("click",".assign-me",function(t){var e=$(this).data("current-id"),n="#"+$(this).data("target-id");t.preventDefault(),$(n+" option[value="+e+"]").length&&$(n).val(e)})},Kanboard.Task.prototype.renderColorPicker=function(){function t(t){return $('<div class="color-picker-option"><div class="color-picker-square color-'+t.id+'"></div><div class="color-picker-label">'+t.text+"</div></div>")}$(".color-picker").select2({minimumResultsForSearch:1/0,templateResult:t,templateSelection:t})},Kanboard.Tooltip=function(t){this.app=t},Kanboard.Tooltip.prototype.onBoardRendered=function(){this.execute()},Kanboard.Tooltip.prototype.execute=function(){$(".tooltip").tooltip({track:!1,show:!1,hide:!1,position:{my:"left-20 top",at:"center bottom+9",using:function(t,e){$(this).css(t);var n=e.target.left+e.target.width/2-e.element.left-20;$("<div>").addClass("tooltip-arrow").addClass(e.vertical).addClass(n<1?"align-left":"align-right").appendTo(this)}},content:function(){var t=this,e=$(this).attr("data-href");return e?($.get(e,function(e){var n=$(".ui-tooltip:visible");$(".ui-tooltip-content:visible").html(e),n.css({top:"",left:""}),n.children(".tooltip-arrow").remove();var o=$(t).tooltip("option","position");o.of=$(t),n.position(o)}),'<i class="fa fa-spinner fa-spin"></i>'):'<div class="markdown">'+$(this).attr("title")+"</div>"}}).on("mouseenter",function(){var t=this;$(this).tooltip("open"),$(".ui-tooltip").on("mouseleave",function(){$(t).tooltip("close")})}).on("mouseleave focusout",function(t){t.stopImmediatePropagation();var e=this;setTimeout(function(){$(".ui-tooltip:hover").length||$(e).tooltip("close")},100)})},Kanboard.BoardDragAndDrop=function(t){this.app=t,this.savingInProgress=!1},Kanboard.BoardDragAndDrop.prototype.execute=function(){this.app.hasId("board")&&(this.dragAndDrop(),this.executeListeners())},Kanboard.BoardDragAndDrop.prototype.dragAndDrop=function(){var t=this,e=$(".board-task-list"),n={forcePlaceholderSize:!0,tolerance:"pointer",connectWith:".sortable-column",placeholder:"draggable-placeholder",items:".draggable-item",stop:function(e,n){var o=n.item,a=o.attr("data-task-id"),i=o.attr("data-position"),r=o.attr("data-column-id"),d=o.attr("data-swimlane-id"),s=o.parent().attr("data-column-id"),l=o.parent().attr("data-swimlane-id"),c=o.index()+1;o.removeClass("draggable-item-selected"),s==r&&l==d&&c==i||(t.changeTaskState(a),t.save(a,r,s,c,l));
+},start:function(t,e){e.item.addClass("draggable-item-selected"),e.placeholder.height(e.item.height())}};isMobile.any&&($(".task-board-sort-handle").css("display","inline"),n.handle=".task-board-sort-handle"),e.each(function(){$(this).css("min-height",$(this).parent().height())}),e.sortable(n)},Kanboard.BoardDragAndDrop.prototype.changeTaskState=function(t){var e=$("div[data-task-id="+t+"]");e.addClass("task-board-saving-state"),e.find(".task-board-saving-icon").show()},Kanboard.BoardDragAndDrop.prototype.save=function(t,e,n,o,a){var i=this;i.app.showLoadingIcon(),i.savingInProgress=!0,$.ajax({cache:!1,url:$("#board").data("save-url"),contentType:"application/json",type:"POST",processData:!1,data:JSON.stringify({task_id:t,src_column_id:e,dst_column_id:n,swimlane_id:a,position:o}),success:function(t){i.refresh(t),i.savingInProgress=!1},error:function(){i.app.hideLoadingIcon(),i.savingInProgress=!1},statusCode:{403:function(t){window.alert(t.responseJSON.message),document.location.reload(!0)}}})},Kanboard.BoardDragAndDrop.prototype.refresh=function(t){$("#board-container").replaceWith(t),this.app.hideLoadingIcon(),this.dragAndDrop(),this.executeListeners()},Kanboard.BoardDragAndDrop.prototype.executeListeners=function(){for(var t in this.app.controllers){var e=this.app.get(t);"function"==typeof e.onBoardRendered&&e.onBoardRendered()}};var _KB=null;jQuery(document).ready(function(){_KB=new Kanboard.App,_KB.execute()});
\ No newline at end of file
diff --git a/assets/js/components/submit-cancel.js b/assets/js/components/confirm-buttons.js
index ccb3c1d9..81abe016 100644
--- a/assets/js/components/submit-cancel.js
+++ b/assets/js/components/confirm-buttons.js
@@ -1,28 +1,27 @@
-KB.component('submit-cancel', function (containerElement, options) {
+KB.component('confirm-buttons', function (containerElement, options) {
     var isLoading = false;
 
     function onSubmit() {
         isLoading = true;
-        KB.find('#modal-submit-button').replace(buildButton());
-        KB.trigger('modal.submit');
+        KB.find('#modal-confirm-button').replace(buildButton());
+        window.location.href = options.url;
     }
 
     function onCancel() {
-        KB.trigger('modal.cancel');
-        _KB.get('Popover').close();
+        KB.trigger('modal.close');
     }
 
     function onStop() {
         isLoading = false;
-        KB.find('#modal-submit-button').replace(buildButton());
+        KB.find('#modal-confirm-button').replace(buildButton());
     }
 
     function buildButton() {
         var button = KB.dom('button')
             .click(onSubmit)
-            .attr('id', 'modal-submit-button')
-            .attr('type', 'submit')
-            .attr('class', 'btn btn-blue');
+            .attr('id', 'modal-confirm-button')
+            .attr('type', 'button')
+            .attr('class', 'btn btn-red');
 
         if (isLoading) {
             button
@@ -32,6 +31,10 @@ KB.component('submit-cancel', function (containerElement, options) {
             ;
         }
 
+        if (options.tabindex) {
+            button.attr('tabindex', options.tabindex);
+        }
+
         return button
             .text(options.submitLabel)
             .build();
diff --git a/assets/js/components/file-upload.js b/assets/js/components/file-upload.js
new file mode 100644
index 00000000..762eb6e1
--- /dev/null
+++ b/assets/js/components/file-upload.js
@@ -0,0 +1,192 @@
+KB.component('file-upload', function (containerElement, options) {
+    var inputFileElement = null;
+    var dropzoneElement = null;
+    var files = [];
+    var currentFileIndex = null;
+
+    function onProgress(e) {
+        if (e.lengthComputable) {
+            var progress = e.loaded / e.total;
+            var percentage = Math.floor(progress * 100);
+
+            KB.find('#file-progress-' + currentFileIndex).attr('value', progress);
+            KB.find('#file-percentage-' + currentFileIndex).replaceText('(' + percentage + '%)');
+        }
+    }
+
+    function onError() {
+        var errorElement = KB.dom('div').addClass('file-error').text(options.labelUploadError).build();
+        KB.find('#file-item-' + currentFileIndex).add(errorElement);
+    }
+
+    function onComplete() {
+        currentFileIndex++;
+
+        if (currentFileIndex < files.length) {
+            KB.http.uploadFile(options.url, files[currentFileIndex], onProgress, onComplete, onError);
+        } else {
+            KB.trigger('modal.stop');
+            KB.trigger('modal.hide');
+
+            var alertElement = KB.dom('div')
+                .addClass('alert')
+                .addClass('alert-success')
+                .text(options.labelSuccess)
+                .build();
+
+            var buttonElement = KB.dom('button')
+                .attr('type', 'button')
+                .addClass('btn')
+                .addClass('btn-blue')
+                .click(onCloseWindow)
+                .text(options.labelCloseSuccess)
+                .build();
+
+            KB.dom(dropzoneElement).replace(KB.dom('div').add(alertElement).add(buttonElement).build());
+        }
+    }
+
+    function onCloseWindow() {
+        window.location.reload();
+    }
+
+    function onSubmit() {
+        currentFileIndex = 0;
+        uploadFiles();
+    }
+
+    function onFileChange() {
+        files = inputFileElement.files;
+        showFiles();
+    }
+
+    function onClickFileBrowser() {
+        files = [];
+        currentFileIndex = 0;
+        inputFileElement.click();
+    }
+
+    function onDragOver(e) {
+        e.stopPropagation();
+        e.preventDefault();
+    }
+
+    function onDrop(e) {
+        e.stopPropagation();
+        e.preventDefault();
+
+        files = e.dataTransfer.files;
+        showFiles();
+    }
+
+    function uploadFiles() {
+        if (files.length > 0) {
+            KB.http.uploadFile(options.url, files[currentFileIndex], onProgress, onComplete, onError);
+        }
+    }
+
+    function showFiles() {
+        if (files.length > 0) {
+            KB.trigger('modal.enable');
+
+            KB.dom(dropzoneElement)
+                .empty()
+                .add(buildFileListElement());
+        } else {
+            KB.trigger('modal.disable');
+
+            KB.dom(dropzoneElement)
+                .empty()
+                .add(buildInnerDropzoneElement());
+        }
+    }
+
+    function buildFileInputElement() {
+        return KB.dom('input')
+            .attr('id', 'file-input-element')
+            .attr('type', 'file')
+            .attr('name', 'files[]')
+            .attr('multiple', true)
+            .on('change', onFileChange)
+            .hide()
+            .build();
+    }
+
+    function buildInnerDropzoneElement() {
+        var dropzoneLinkElement = KB.dom('a')
+            .attr('href', '#')
+            .text(options.labelChooseFiles)
+            .click(onClickFileBrowser)
+            .build();
+
+        return KB.dom('div')
+            .attr('id', 'file-dropzone-inner')
+            .text(options.labelDropzone + ' ' + options.labelOr + ' ')
+            .add(dropzoneLinkElement)
+            .build();
+    }
+
+    function buildDropzoneElement() {
+        var dropzoneElement = KB.dom('div')
+            .attr('id', 'file-dropzone')
+            .add(buildInnerDropzoneElement())
+            .build();
+
+        dropzoneElement.ondragover = onDragOver;
+        dropzoneElement.ondrop = onDrop;
+        dropzoneElement.ondragover = onDragOver;
+
+        return dropzoneElement;
+    }
+
+    function buildFileListItem(index) {
+        var isOversize = false;
+        var progressElement = KB.dom('progress')
+            .attr('id', 'file-progress-' + index)
+            .attr('value', 0)
+            .build();
+
+        var percentageElement = KB.dom('span')
+            .attr('id', 'file-percentage-' + index)
+            .text('(0%)')
+            .build();
+
+        var itemElement = KB.dom('li')
+            .attr('id', 'file-item-' + index)
+            .add(progressElement)
+            .text(' ' + files[index].name + ' ')
+            .add(percentageElement);
+
+        if (files[index].size > options.maxSize) {
+            itemElement.add(KB.dom('div').addClass('file-error').text(options.labelOversize).build());
+            isOversize = true;
+        }
+
+        if (isOversize) {
+            KB.trigger('modal.disable');
+        }
+
+        return itemElement.build();
+    }
+
+    function buildFileListElement() {
+        var fileListElement = KB.dom('ul')
+            .attr('id', 'file-list')
+            .build();
+
+        for (var i = 0; i < files.length; i++) {
+            fileListElement.appendChild(buildFileListItem(i));
+        }
+
+        return fileListElement;
+    }
+
+    this.render = function () {
+        KB.on('modal.submit', onSubmit);
+
+        inputFileElement = buildFileInputElement();
+        dropzoneElement = buildDropzoneElement();
+        containerElement.appendChild(inputFileElement);
+        containerElement.appendChild(dropzoneElement);
+    };
+});
diff --git a/assets/js/components/keyboard-shortcuts.js b/assets/js/components/keyboard-shortcuts.js
index 22859bd6..046e027c 100644
--- a/assets/js/components/keyboard-shortcuts.js
+++ b/assets/js/components/keyboard-shortcuts.js
@@ -15,19 +15,19 @@ KB.keyboardShortcuts = function () {
         } else if (forms.length > 1) {
             if (document.activeElement.tagName === 'INPUT' || document.activeElement.tagName === 'TEXTAREA') {
                 $(document.activeElement).parents("form").submit();
-            } else if (_KB.get("Popover").isOpen()) {
-                $("#popover-container form").submit();
+            } else if (KB.modal.isOpen()) {
+                KB.modal.getForm().submit();
             }
         }
     }
 
     KB.onKey('?', function () {
-        _KB.get("Popover").open($("body").data("keyboard-shortcut-url"));
+        KB.modal.open(KB.find('body').data('keyboardShortcutUrl'));
     });
 
     KB.onKey('Escape', function () {
         if (! KB.exists('#suggest-menu')) {
-            _KB.get("Popover").close();
+            KB.trigger('modal.close');
             _KB.get("Dropdown").close();
         }
     });
@@ -49,25 +49,25 @@ KB.keyboardShortcuts = function () {
         });
 
         KB.onKey('n', function () {
-            _KB.get("Popover").open($("#board").data("task-creation-url"));
+            KB.modal.open(KB.find('#board').data('taskCreationUrl'), 'large', false);
         });
     }
 
     if (KB.exists('#task-view')) {
         KB.onKey('e', function () {
-            _KB.get("Popover").open(KB.find('#task-view').data('editUrl'));
+            KB.modal.open(KB.find('#task-view').data('editUrl'), 'large');
         });
 
         KB.onKey('c', function () {
-            _KB.get("Popover").open(KB.find('#task-view').data('commentUrl'));
+            KB.modal.open(KB.find('#task-view').data('commentUrl'));
         });
 
         KB.onKey('s', function () {
-            _KB.get("Popover").open(KB.find('#task-view').data('subtaskUrl'));
+            KB.modal.open(KB.find('#task-view').data('subtaskUrl'));
         });
 
         KB.onKey('l', function () {
-            _KB.get("Popover").open(KB.find('#task-view').data('internalLinkUrl'));
+            KB.modal.open(KB.find('#task-view').data('internalLinkUrl'));
         });
     }
 
diff --git a/assets/js/components/modal.js b/assets/js/components/modal.js
new file mode 100644
index 00000000..f0867289
--- /dev/null
+++ b/assets/js/components/modal.js
@@ -0,0 +1,29 @@
+(function () {
+    function getLink(e) {
+        if (e.target.tagName === 'I') {
+            return e.target.parentNode.getAttribute('href');
+        }
+
+        return e.target.getAttribute('href')
+    }
+
+    KB.onClick('.js-modal-large', function (e) {
+        KB.modal.open(getLink(e), 'large', false);
+    });
+
+    KB.onClick('.js-modal-medium', function (e) {
+        KB.modal.open(getLink(e), 'medium', false);
+    });
+
+    KB.onClick('.js-modal-small', function (e) {
+        KB.modal.open(getLink(e), 'small', false);
+    });
+
+    KB.onClick('.js-modal-confirm', function (e) {
+        KB.modal.open(getLink(e), 'small');
+    });
+
+    KB.onClick('.js-modal-close', function () {
+        KB.modal.close();
+    });
+}());
diff --git a/assets/js/components/screenshot.js b/assets/js/components/screenshot.js
new file mode 100644
index 00000000..a110f9b1
--- /dev/null
+++ b/assets/js/components/screenshot.js
@@ -0,0 +1,120 @@
+KB.component('screenshot', function (containerElement) {
+    var pasteCatcher = null;
+    var inputElement = null;
+
+    function onPaste(e) {
+        // Firefox doesn't have the property e.clipboardData.items (only Chrome)
+        if (e.clipboardData && e.clipboardData.items) {
+            var items = e.clipboardData.items;
+
+            if (items) {
+                for (var i = 0; i < items.length; i++) {
+                    // Find an image in pasted elements
+                    if (items[i].type.indexOf("image") !== -1) {
+
+                        var blob = items[i].getAsFile();
+
+                        // Get the image as base64 data
+                        var reader = new FileReader();
+                        reader.onload = function (event) {
+                            createImage(event.target.result);
+                        };
+
+                        reader.readAsDataURL(blob);
+                    }
+                }
+            }
+        } else {
+
+            // Handle Firefox
+            setTimeout(checkInput, 100);
+        }
+    }
+
+    function initialize() {
+        destroy();
+
+        if (! window.Clipboard) {
+            // Insert the content editable at the top to avoid scrolling down in the board view
+            pasteCatcher = document.createElement('div');
+            pasteCatcher.id = 'screenshot-pastezone';
+            pasteCatcher.contentEditable = true;
+            pasteCatcher.style.opacity = 0;
+            pasteCatcher.style.position = 'fixed';
+            pasteCatcher.style.top = 0;
+            pasteCatcher.style.right = 0;
+            pasteCatcher.style.width = 0;
+            document.body.insertBefore(pasteCatcher, document.body.firstChild);
+
+            pasteCatcher.focus();
+
+            // Set the focus when clicked anywhere in the document
+            document.addEventListener('click', setFocus);
+
+            // Set the focus when clicked in screenshot dropzone
+            document.getElementById('screenshot-zone').addEventListener('click', setFocus);
+        }
+
+        window.addEventListener('paste', onPaste, false);
+    }
+
+    function destroy() {
+        if (pasteCatcher !== null) {
+            document.body.removeChild(pasteCatcher);
+        } else if (document.getElementById('screenshot-pastezone')) {
+            document.body.removeChild(document.getElementById('screenshot-pastezone'));
+        }
+
+        document.removeEventListener('click', setFocus);
+        pasteCatcher = null;
+    }
+    
+    function setFocus() {
+        if (pasteCatcher !== null) {
+            pasteCatcher.focus();
+        }
+    }
+    
+    function checkInput() {
+        var child = pasteCatcher.childNodes[0];
+
+        if (child) {
+            // If the user pastes an image, the src attribute
+            // will represent the image as a base64 encoded string.
+            if (child.tagName === 'IMG') {
+                createImage(child.src);
+            }
+        }
+
+        pasteCatcher.innerHTML = '';
+    }
+    
+    function createImage(blob) {
+        var pastedImage = new Image();
+        pastedImage.src = blob;
+
+        // Send the image content to the form variable
+        pastedImage.onload = function() {
+            var sourceSplit = blob.split('base64,');
+            inputElement.value = sourceSplit[1];
+        };
+
+        var zone = document.getElementById('screenshot-zone');
+        zone.innerHTML = '';
+        zone.className = 'screenshot-pasted';
+        zone.appendChild(pastedImage);
+
+        destroy();
+        initialize();
+    }
+
+    this.render = function () {
+        inputElement = KB.dom('input')
+            .attr('type', 'hidden')
+            .attr('name', 'screenshot')
+            .build();
+
+        containerElement.appendChild(inputElement);
+        initialize();
+    };
+});
diff --git a/assets/js/components/select-dropdown-autocomplete.js b/assets/js/components/select-dropdown-autocomplete.js
index 9a8df180..adf48470 100644
--- a/assets/js/components/select-dropdown-autocomplete.js
+++ b/assets/js/components/select-dropdown-autocomplete.js
@@ -1,5 +1,24 @@
 KB.component('select-dropdown-autocomplete', function(containerElement, options) {
-    var componentElement, inputElement, inputHiddenElement;
+    var componentElement, inputElement, inputHiddenElement, chevronIconElement, loadingIconElement;
+
+    function onLoadingStart() {
+        KB.dom(loadingIconElement).show();
+        KB.dom(chevronIconElement).hide();
+    }
+
+    function onLoadingStop() {
+        KB.dom(loadingIconElement).hide();
+        KB.dom(chevronIconElement).show();
+    }
+
+    function onScroll() {
+        var menuElement = KB.find('#select-dropdown-menu');
+
+        if (menuElement) {
+            var componentPosition = componentElement.getBoundingClientRect();
+            menuElement.style('top', (document.body.scrollTop + componentPosition.bottom) + 'px');
+        }
+    }
 
     function onKeyDown(e) {
         switch (KB.utils.getKey(e)) {
@@ -66,8 +85,10 @@ KB.component('select-dropdown-autocomplete', function(containerElement, options)
         destroyDropdownMenu();
 
         if (options.redirect) {
-            var regex = new RegExp(options.redirect.regex, 'g');
-            window.location = options.redirect.url.replace(regex, value);
+            window.location = options.redirect.url.replace(new RegExp(options.redirect.regex, 'g'), value);
+        } else if (options.replace) {
+            onLoadingStart();
+            KB.modal.replace(options.replace.url.replace(new RegExp(options.replace.regex, 'g'), value));
         }
     }
 
@@ -158,7 +179,7 @@ KB.component('select-dropdown-autocomplete', function(containerElement, options)
 
         return KB.dom('ul')
             .attr('id', 'select-dropdown-menu')
-            .style('top', componentPosition.bottom + 'px')
+            .style('top', (document.body.scrollTop + componentPosition.bottom) + 'px')
             .style('left', componentPosition.left + 'px')
             .style('width', componentPosition.width + 'px')
             .style('maxHeight', (window.innerHeight - componentPosition.bottom - 20) + 'px')
@@ -203,11 +224,20 @@ KB.component('select-dropdown-autocomplete', function(containerElement, options)
     }
 
     this.render = function () {
-        var dropdownIconElement = KB.dom('i')
+        KB.on('select.dropdown.loading.start', onLoadingStart);
+        KB.on('select.dropdown.loading.stop', onLoadingStop);
+
+        chevronIconElement = KB.dom('i')
             .attr('class', 'fa fa-chevron-down select-dropdown-chevron')
             .click(toggleDropdownMenu)
             .build();
 
+        loadingIconElement = KB.dom('span')
+            .hide()
+            .addClass('select-loading-icon')
+            .add(KB.dom('i').attr('class', 'fa fa-spinner fa-pulse').build())
+            .build();
+
         inputHiddenElement = KB.dom('input')
             .attr('type', 'hidden')
             .attr('name', options.name)
@@ -227,7 +257,8 @@ KB.component('select-dropdown-autocomplete', function(containerElement, options)
             .addClass('select-dropdown-input-container')
             .add(inputHiddenElement)
             .add(inputElement)
-            .add(dropdownIconElement)
+            .add(chevronIconElement)
+            .add(loadingIconElement)
             .build();
 
         containerElement.appendChild(componentElement);
@@ -237,5 +268,7 @@ KB.component('select-dropdown-autocomplete', function(containerElement, options)
                 KB.on(eventName, function() { inputElement.focus(); });
             });
         }
+
+        window.addEventListener('scroll', onScroll, false);
     };
 });
diff --git a/assets/js/components/submit-buttons.js b/assets/js/components/submit-buttons.js
new file mode 100644
index 00000000..b6ad3769
--- /dev/null
+++ b/assets/js/components/submit-buttons.js
@@ -0,0 +1,94 @@
+KB.component('submit-buttons', function (containerElement, options) {
+    var isLoading = false;
+    var isDisabled = options.disabled || false;
+    var submitLabel = options.submitLabel;
+    var formActionElement = null;
+
+    function onSubmit() {
+        isLoading = true;
+        KB.find('#modal-submit-button').replace(buildButton());
+        KB.trigger('modal.submit');
+    }
+
+    function onCancel() {
+        KB.trigger('modal.close');
+    }
+
+    function onStop() {
+        isLoading = false;
+        KB.find('#modal-submit-button').replace(buildButton());
+    }
+
+    function onDisable() {
+        isLoading = false;
+        isDisabled = true;
+        KB.find('#modal-submit-button').replace(buildButton());
+    }
+
+    function onEnable() {
+        isLoading = false;
+        isDisabled = false;
+        KB.find('#modal-submit-button').replace(buildButton());
+    }
+
+    function onHide() {
+        KB.dom(formActionElement).hide();
+    }
+
+    function onUpdateSubmitLabel(eventData) {
+        submitLabel = eventData.submitLabel;
+        KB.find('#modal-submit-button').replace(buildButton());
+    }
+
+    function buildButton() {
+        var button = KB.dom('button')
+            .attr('id', 'modal-submit-button')
+            .attr('type', 'submit')
+            .attr('class', 'btn btn-' + (options.color || 'blue'));
+
+        if (KB.modal.isOpen()) {
+            button.click(onSubmit);
+        }
+
+        if (options.tabindex) {
+            button.attr('tabindex', options.tabindex);
+        }
+
+        if (isLoading) {
+            button
+                .disable()
+                .add(KB.dom('i').attr('class', 'fa fa-spinner fa-pulse').build())
+                .text(' ')
+            ;
+        }
+
+        if (isDisabled) {
+            button.disable();
+        }
+
+        return button
+            .text(submitLabel)
+            .build();
+    }
+
+    this.render = function () {
+        KB.on('modal.stop', onStop);
+        KB.on('modal.disable', onDisable);
+        KB.on('modal.enable', onEnable);
+        KB.on('modal.hide', onHide);
+        KB.on('modal.submit.label', onUpdateSubmitLabel);
+
+        var formActionElementBuilder = KB.dom('div')
+            .attr('class', 'form-actions')
+            .add(buildButton());
+
+        if (KB.modal.isOpen()) {
+            formActionElementBuilder
+                .text(' ' + options.orLabel + ' ')
+                .add(KB.dom('a').attr('href', '#').click(onCancel).text(options.cancelLabel).build())
+        }
+
+        formActionElement = formActionElementBuilder.build();
+        containerElement.appendChild(formActionElement);
+    };
+});
diff --git a/assets/js/components/suggest-menu.js b/assets/js/components/suggest-menu.js
index 238a7d77..7f3e6f62 100644
--- a/assets/js/components/suggest-menu.js
+++ b/assets/js/components/suggest-menu.js
@@ -62,7 +62,7 @@ KB.component('suggest-menu', function(containerElement, options) {
     }
 
     function getParentElement() {
-        var selectors = ['.popover-form', '#popover-content', 'body'];
+        var selectors = ['#modal-content form', '#modal-content', 'body'];
 
         for (var i = 0; i < selectors.length; i++) {
             var element = document.querySelector(selectors[i]);
diff --git a/assets/js/components/task-move-position.js b/assets/js/components/task-move-position.js
index e54c1324..a1cd969e 100644
--- a/assets/js/components/task-move-position.js
+++ b/assets/js/components/task-move-position.js
@@ -74,8 +74,6 @@ KB.component('task-move-position', function (containerElement, options) {
             "column_id": getColumnId(),
             "swimlane_id": getSwimlaneId(),
             "position": position
-        }).success(function () {
-            window.location.reload(true);
         }).error(function (response) {
             if (response) {
                 onError(response.message);
@@ -150,7 +148,6 @@ KB.component('task-move-position', function (containerElement, options) {
         KB.on('modal.submit', onSubmit);
 
         var form = KB.dom('div')
-            .on('submit', onSubmit)
             .add(KB.dom('div').attr('id', 'message-container').build())
             .add(KB.html.label(options.swimlaneLabel, 'form-swimlanes'))
             .add(buildSwimlaneSelect())
diff --git a/assets/js/core/base.js b/assets/js/core/base.js
index a4fd00ac..033be0a7 100644
--- a/assets/js/core/base.js
+++ b/assets/js/core/base.js
@@ -22,9 +22,7 @@ KB.on = function (eventType, callback) {
 KB.trigger = function (eventType, eventData) {
     if (this.listeners.internals.hasOwnProperty(eventType)) {
         for (var i = 0; i < this.listeners.internals[eventType].length; i++) {
-            if (! this.listeners.internals[eventType][i](eventData)) {
-                break;
-            }
+            this.listeners.internals[eventType][i](eventData);
         }
     }
 };
diff --git a/assets/js/core/dom.js b/assets/js/core/dom.js
index 84bdade2..250a1f78 100644
--- a/assets/js/core/dom.js
+++ b/assets/js/core/dom.js
@@ -88,6 +88,11 @@ KB.dom = function (tag) {
             return this;
         };
 
+        this.replaceText = function (text) {
+            element.textContent = text;
+            return this;
+        };
+
         this.addClass = function (className) {
             element.classList.add(className);
             return this;
@@ -122,6 +127,13 @@ KB.dom = function (tag) {
             return this;
         };
 
+        this.empty = function () {
+            while (element.firstChild) {
+                element.removeChild(element.firstChild);
+            }
+            return this;
+        };
+
         this.parent = function (selector) {
             for (; element && element !== document; element = element.parentNode) {
                 if (element.matches(selector)) {
diff --git a/assets/js/core/http.js b/assets/js/core/http.js
index b965ad23..21200a0f 100644
--- a/assets/js/core/http.js
+++ b/assets/js/core/http.js
@@ -3,11 +3,21 @@ KB.http.request = function (method, url, headers, body) {
     var errorCallback = function() {};
 
     function parseResponse(request) {
-        try {
-            return JSON.parse(request.responseText);
-        } catch (e) {
-            return request.responseText;
+        var redirect = request.getResponseHeader('X-Ajax-Redirect');
+
+        if (redirect === 'self') {
+            window.location.reload();
+        } else if (redirect && redirect.indexOf('#') > -1) {
+            window.location = redirect.split('#')[0];
+        } else if (redirect) {
+            window.location = redirect;
+        } else if (request.getResponseHeader('Content-Type') === 'application/json') {
+            try {
+                return JSON.parse(request.responseText);
+            } catch (e) {}
         }
+
+        return request.responseText;
     }
 
     this.execute = function () {
@@ -64,3 +74,20 @@ KB.http.postJson = function (url, body) {
 
     return (new KB.http.request('POST', url, headers, JSON.stringify(body))).execute();
 };
+
+KB.http.postForm = function (url, formElement) {
+    var formData = new FormData(formElement);
+    return (new KB.http.request('POST', url, {}, formData)).execute();
+};
+
+KB.http.uploadFile = function (url, file, onProgress, onComplete, onError) {
+    var fd = new FormData();
+    fd.append('files[]', file);
+
+    var xhr = new XMLHttpRequest();
+    xhr.upload.addEventListener('progress', onProgress);
+    xhr.upload.addEventListener('load', onComplete);
+    xhr.upload.addEventListener('error', onError);
+    xhr.open('POST', url, true);
+    xhr.send(fd);
+};
diff --git a/assets/js/core/modal.js b/assets/js/core/modal.js
new file mode 100644
index 00000000..b41dfbac
--- /dev/null
+++ b/assets/js/core/modal.js
@@ -0,0 +1,172 @@
+(function () {
+    var isOpen = false;
+
+    function onOverlayClick(e) {
+        if (e.target.matches('#modal-overlay')) {
+            e.stopPropagation();
+            e.preventDefault();
+            destroy();
+        }
+    }
+
+    function onCloseButtonClick() {
+        destroy();
+    }
+
+    function onFormSubmit() {
+        KB.trigger('modal.loading');
+        submitForm();
+    }
+
+    function getForm() {
+        return document.querySelector('#modal-content form');
+    }
+
+    function submitForm() {
+        var form = getForm();
+
+        if (form) {
+            var url = form.getAttribute('action');
+
+            if (url) {
+                KB.http.postForm(url, form).success(function (response) {
+                    KB.trigger('modal.stop');
+
+                    if (response) {
+                        replace(response);
+                    } else {
+                        destroy();
+                    }
+                });
+            }
+        }
+    }
+
+    function afterRendering() {
+        var formElement = KB.find('#modal-content form');
+        if (formElement) {
+            formElement.on('submit', onFormSubmit, false);
+        }
+
+        var autoFocusElement = document.querySelector('#modal-content input[autofocus]');
+        if (autoFocusElement) {
+            autoFocusElement.focus();
+        }
+
+        KB.render();
+        _KB.datePicker();
+        _KB.autoComplete();
+        _KB.tagAutoComplete();
+        _KB.get('Task').onPopoverOpened();
+    }
+
+    function replace(html) {
+        var contentElement = KB.find('#modal-content');
+
+        if (contentElement) {
+            contentElement.replace(KB.dom('div')
+                .attr('id', 'modal-content')
+                .html(html)
+                .build()
+            );
+
+            afterRendering();
+        }
+    }
+
+    function create(html, width, overlayClickDestroy) {
+        var closeButtonElement = KB.dom('a')
+            .attr('href', '#')
+            .attr('id', 'modal-close-button')
+            .html('<i class="fa fa-times"></i>')
+            .click(onCloseButtonClick)
+            .build();
+
+        var headerElement = KB.dom('div')
+            .attr('id', 'modal-header')
+            .add(closeButtonElement)
+            .build();
+
+        var contentElement = KB.dom('div')
+            .attr('id', 'modal-content')
+            .html(html)
+            .build();
+
+        var boxElement = KB.dom('div')
+            .attr('id', 'modal-box')
+            .style('width', width)
+            .add(headerElement)
+            .add(contentElement)
+            .build();
+
+        var overlayElement = KB.dom('div')
+            .attr('id', 'modal-overlay')
+            .add(boxElement)
+            .build();
+
+        if (overlayClickDestroy) {
+            overlayElement.addEventListener('click', onOverlayClick, false);
+        }
+
+        document.body.appendChild(overlayElement);
+        afterRendering();
+    }
+
+    function destroy() {
+        var overlayElement = KB.find('#modal-overlay');
+
+        if (overlayElement) {
+            overlayElement.remove();
+        }
+    }
+
+    function getWidth(size) {
+        var viewport = KB.utils.getViewportSize();
+
+        switch (size) {
+            case 'large':
+                return viewport.width < 1300 ? '95%' : '1300px';
+            case 'medium':
+                return viewport.width < 1024 ? '70%' : '1024px';
+        }
+
+        return viewport.width < 800 ? '75%' : '800px';
+    }
+
+    KB.on('modal.close', function () {
+        destroy();
+    });
+
+    KB.on('modal.submit', function () {
+        submitForm();
+    });
+
+    KB.modal = {
+        open: function (url, size, overlayClickDestroy) {
+            _KB.get('Dropdown').close();
+            destroy();
+
+            if (typeof overlayClickDestroy === 'undefined') {
+                overlayClickDestroy = true;
+            }
+
+            KB.http.get(url).success(function (response) {
+                isOpen = true;
+                create(response, getWidth(size), overlayClickDestroy);
+            });
+        },
+        close: function () {
+            isOpen = false;
+            destroy();
+        },
+        isOpen: function () {
+            return isOpen;
+        },
+        replace: function (url) {
+            KB.http.get(url).success(function (response) {
+                replace(response);
+            });
+        },
+        getForm: getForm
+    };
+}());
diff --git a/assets/js/core/utils.js b/assets/js/core/utils.js
index 4d0f8847..a3683122 100644
--- a/assets/js/core/utils.js
+++ b/assets/js/core/utils.js
@@ -87,3 +87,10 @@ KB.utils.getKey = function (e) {
 
     return e.key;
 };
+
+KB.utils.getViewportSize = function () {
+    return {
+        width: Math.max(document.documentElement.clientWidth, window.innerWidth || 0),
+        height: Math.max(document.documentElement.clientHeight, window.innerHeight || 0)
+    };
+};
diff --git a/assets/js/src/BoardTask.js b/assets/js/src/BoardTask.js
index cdf32532..9e51002b 100644
--- a/assets/js/src/BoardTask.js
+++ b/assets/js/src/BoardTask.js
@@ -2,6 +2,7 @@ Kanboard.BoardTask = function(app) {
     this.app = app;
 };
 
+// TODO: rewrite this code
 Kanboard.BoardTask.prototype.listen = function() {
     var self = this;
 
diff --git a/assets/js/src/Dropdown.js b/assets/js/src/Dropdown.js
index d97b925e..ec033b3e 100644
--- a/assets/js/src/Dropdown.js
+++ b/assets/js/src/Dropdown.js
@@ -2,6 +2,7 @@ Kanboard.Dropdown = function(app) {
     this.app = app;
 };
 
+// TODO: rewrite this code
 Kanboard.Dropdown.prototype.listen = function() {
     var self = this;
 
@@ -9,10 +10,6 @@ Kanboard.Dropdown.prototype.listen = function() {
         self.close();
     });
 
-    $(document).on('click', '#popover-content', function() {
-        self.close();
-    });
-
     $(document).on('click', '.dropdown-menu', function(e) {
         e.preventDefault();
         e.stopImmediatePropagation();
@@ -56,7 +53,3 @@ Kanboard.Dropdown.prototype.listen = function() {
 Kanboard.Dropdown.prototype.close = function() {
     $("#dropdown").remove();
 };
-
-Kanboard.Dropdown.prototype.onPopoverOpened = function() {
-    this.close();
-};
diff --git a/assets/js/src/FileUpload.js b/assets/js/src/FileUpload.js
deleted file mode 100644
index f53b9bf8..00000000
--- a/assets/js/src/FileUpload.js
+++ /dev/null
@@ -1,125 +0,0 @@
-Kanboard.FileUpload = function(app) {
-    this.app = app;
-    this.files = [];
-    this.currentFile = 0;
-};
-
-Kanboard.FileUpload.prototype.onPopoverOpened = function() {
-    var dropzone = document.getElementById("file-dropzone");
-    var self = this;
-
-    if (dropzone) {
-        dropzone.ondragover = dropzone.ondragenter = function(e) {
-            e.stopPropagation();
-            e.preventDefault();
-        };
-
-        dropzone.ondrop = function(e) {
-            e.stopPropagation();
-            e.preventDefault();
-            self.files = e.dataTransfer.files;
-            self.show();
-            $("#file-error-max-size").hide();
-        };
-
-        $(document).on("click", "#file-browser", function(e) {
-            e.preventDefault();
-            $("#file-form-element").get(0).click();
-        });
-
-        $(document).on("click", "#file-upload-button", function(e) {
-            e.preventDefault();
-            self.currentFile = 0;
-            self.checkFiles();
-        });
-
-        $("#file-form-element").change(function() {
-            self.files = document.getElementById("file-form-element").files;
-            self.show();
-            $("#file-error-max-size").hide();
-        });
-    }
-};
-
-Kanboard.FileUpload.prototype.show = function() {
-    $("#file-list").remove();
-
-    if (this.files.length > 0) {
-        $("#file-upload-button").prop("disabled", false);
-        $("#file-dropzone-inner").hide();
-
-        var ul = jQuery("<ul>", {"id": "file-list"});
-
-        for (var i = 0; i < this.files.length; i++) {
-            var percentage = jQuery("<span>", {"id": "file-percentage-" + i}).append("(0%)");
-            var progress = jQuery("<progress>", {"id": "file-progress-" + i, "value": 0});
-            var li = jQuery("<li>", {"id": "file-label-" + i})
-                .append(progress)
-                .append("&nbsp;")
-                .append(this.files[i].name)
-                .append("&nbsp;")
-                .append(percentage);
-
-            ul.append(li);
-        }
-
-        $("#file-dropzone").append(ul);
-    } else {
-        $("#file-dropzone-inner").show();
-    }
-};
-
-Kanboard.FileUpload.prototype.checkFiles = function() {
-    var max = parseInt($("#file-dropzone").data("max-size"));
-
-    for (var i = 0; i < this.files.length; i++) {
-        if (this.files[i].size > max) {
-            $("#file-error-max-size").show();
-            $("#file-label-" + i).addClass("file-error");
-            $("#file-upload-button").prop("disabled", true);
-            return;
-        }
-    }
-
-    this.uploadFiles();
-};
-
-Kanboard.FileUpload.prototype.uploadFiles = function() {
-    if (this.files.length > 0) {
-        this.uploadFile(this.files[this.currentFile]);
-    }
-};
-
-Kanboard.FileUpload.prototype.uploadFile = function(file) {
-    var dropzone = document.getElementById("file-dropzone");
-    var url = dropzone.dataset.url;
-    var xhr = new XMLHttpRequest();
-    var fd = new FormData();
-
-    xhr.upload.addEventListener("progress", this.updateProgress.bind(this));
-    xhr.upload.addEventListener("load", this.transferComplete.bind(this));
-
-    xhr.open("POST", url, true);
-    fd.append('files[]', file);
-    xhr.send(fd);
-};
-
-Kanboard.FileUpload.prototype.updateProgress = function(e) {
-    if (e.lengthComputable) {
-        $("#file-progress-" + this.currentFile).val(e.loaded / e.total);
-        $("#file-percentage-" + this.currentFile).text('(' + Math.floor((e.loaded / e.total) * 100) + '%)');
-    }
-};
-
-Kanboard.FileUpload.prototype.transferComplete = function() {
-    this.currentFile++;
-
-    if (this.currentFile < this.files.length) {
-        this.uploadFile(this.files[this.currentFile]);
-    } else {
-        var uploadButton = $("#file-upload-button");
-        uploadButton.prop("disabled", true);
-        uploadButton.parent().hide();
-        $("#file-done").show();
-    }
-};
diff --git a/assets/js/src/Popover.js b/assets/js/src/Popover.js
deleted file mode 100644
index ab71505a..00000000
--- a/assets/js/src/Popover.js
+++ /dev/null
@@ -1,161 +0,0 @@
-Kanboard.Popover = function(app) {
-    this.app = app;
-};
-
-Kanboard.Popover.prototype.listen = function() {
-    var self = this;
-
-    $(document).on("click", ".popover", function(e) {
-        self.onClick(e);
-    });
-
-    $(document).on("click", ".close-popover", function(e) {
-        self.close(e);
-    });
-
-    $(document).on("click", "#popover-close-button", function(e) {
-        self.close(e);
-    });
-
-    $(document).on("click", "#popover-content", function(e) {
-        e.stopPropagation();
-    });
-};
-
-Kanboard.Popover.prototype.onClick = function(e) {
-    e.preventDefault();
-    e.stopPropagation();
-
-    var target = e.currentTarget || e.target;
-    var link = target.getAttribute("href");
-
-    if (! link) {
-        link = target.getAttribute("data-href");
-    }
-
-    if (link) {
-        this.open(link);
-    }
-};
-
-Kanboard.Popover.prototype.isOpen = function() {
-    return $('#popover-container').size() > 0;
-};
-
-Kanboard.Popover.prototype.open = function(link) {
-    var self = this;
-
-    if (!self.isOpen()) {
-        $.get(link, function(content) {
-            $("body").prepend(
-                '<div id="popover-container">' +
-                '<div id="popover-content">' +
-                '<div id="popover-content-header"><a href="#" id="popover-close-button"><i class="fa fa-times"></i></a></div>' +
-                content +
-                '</div>' +
-                '</div>'
-            );
-
-            self.executeOnOpenedListeners();
-        });
-    }
-};
-
-Kanboard.Popover.prototype.close = function(e) {
-    if (this.isOpen()) {
-        if (e) {
-            e.preventDefault();
-        }
-
-        $("#popover-container").remove();
-        this.executeOnClosedListeners();
-    }
-};
-
-Kanboard.Popover.prototype.ajaxReload = function(data, request, self) {
-    var redirect = request.getResponseHeader("X-Ajax-Redirect");
-
-    if (redirect === 'self') {
-        window.location.reload();
-    } else if (redirect && redirect.indexOf('#') > -1) {
-        window.location = redirect.split('#')[0];
-    } else if (redirect) {
-        window.location = redirect;
-    } else {
-        $("#popover-content").html(data);
-        $("#popover-content input[autofocus]").focus();
-        self.executeOnOpenedListeners();
-    }
-};
-
-Kanboard.Popover.prototype.executeOnOpenedListeners = function() {
-    for (var className in this.app.controllers) {
-        var controller = this.app.get(className);
-
-        if (typeof controller.onPopoverOpened === "function") {
-            controller.onPopoverOpened();
-        }
-    }
-
-    this.afterOpen();
-};
-
-Kanboard.Popover.prototype.executeOnClosedListeners = function() {
-    for (var className in this.app.controllers) {
-        var controller = this.app.get(className);
-
-        if (typeof controller.onPopoverClosed === "function") {
-            controller.onPopoverClosed();
-        }
-    }
-};
-
-Kanboard.Popover.prototype.afterOpen = function() {
-    var self = this;
-    var popoverForm = $("#popover-content .popover-form");
-
-    // Submit forms with Ajax request
-    if (popoverForm) {
-        popoverForm.on("submit", function(e) {
-            e.preventDefault();
-
-            $.ajax({
-                type: "POST",
-                url: popoverForm.attr("action"),
-                data: popoverForm.serialize(),
-                success: function(data, textStatus, request) {
-                    self.ajaxReload(data, request, self);
-                },
-                beforeSend: function() {
-                    var button = $('.popover-form button[type="submit"]');
-                    button.html('<i class="fa fa-spinner fa-pulse"></i> ' + button.html());
-                    button.attr("disabled", true);
-                }
-            });
-        });
-    }
-
-    // Submit link with Ajax request
-    $(document).on("click", ".popover-link", function(e) {
-        e.preventDefault();
-
-        $.ajax({
-            type: "GET",
-            url: $(this).attr("href"),
-            success: function(data, textStatus, request) {
-                self.ajaxReload(data, request, self);
-            }
-        });
-    });
-
-    // Autofocus fields (html5 autofocus works only with page onload)
-    $("#popover-content input[autofocus]").each(function() {
-        $(this).focus();
-    });
-
-    this.app.datePicker();
-    this.app.autoComplete();
-    this.app.tagAutoComplete();
-
-    KB.render();
-};
diff --git a/assets/js/src/Screenshot.js b/assets/js/src/Screenshot.js
deleted file mode 100644
index 4f69e9c3..00000000
--- a/assets/js/src/Screenshot.js
+++ /dev/null
@@ -1,134 +0,0 @@
-Kanboard.Screenshot = function(app) {
-    this.app = app;
-    this.pasteCatcher = null;
-};
-
-Kanboard.Screenshot.prototype.onPopoverOpened = function() {
-    if (this.app.hasId("screenshot-zone")) {
-        this.initialize();
-    }
-};
-
-// Setup event listener and workarounds
-Kanboard.Screenshot.prototype.initialize = function() {
-    this.destroy();
-
-    if (! window.Clipboard) {
-
-        // Create a contenteditable element
-        this.pasteCatcher = document.createElement("div");
-        this.pasteCatcher.id = "screenshot-pastezone";
-        this.pasteCatcher.contentEditable = "true";
-
-        // Insert the content editable at the top to avoid scrolling down in the board view
-        this.pasteCatcher.style.opacity = 0;
-        this.pasteCatcher.style.position = "fixed";
-        this.pasteCatcher.style.top = 0;
-        this.pasteCatcher.style.right = 0;
-        this.pasteCatcher.style.width = 0;
-
-        document.body.insertBefore(this.pasteCatcher, document.body.firstChild);
-
-        // Set focus on the contenteditable element
-        this.pasteCatcher.focus();
-
-        // Set the focus when clicked anywhere in the document
-        document.addEventListener("click", this.setFocus.bind(this));
-
-        // Set the focus when clicked in screenshot dropzone (popover)
-        document.getElementById("screenshot-zone").addEventListener("click", this.setFocus.bind(this));
-    }
-
-    window.addEventListener("paste", this.pasteHandler.bind(this));
-};
-
-// Destroy contentEditable element
-Kanboard.Screenshot.prototype.destroy = function() {
-    if (this.pasteCatcher !== null) {
-        document.body.removeChild(this.pasteCatcher);
-    }
-    else if (document.getElementById("screenshot-pastezone")) {
-        document.body.removeChild(document.getElementById("screenshot-pastezone"));
-    }
-
-    document.removeEventListener("click", this.setFocus.bind(this));
-    this.pasteCatcher = null;
-};
-
-// Set focus on contentEditable element
-Kanboard.Screenshot.prototype.setFocus = function() {
-    if (this.pasteCatcher !== null) {
-        this.pasteCatcher.focus();
-    }
-};
-
-// Paste event callback
-Kanboard.Screenshot.prototype.pasteHandler = function(e) {
-    // Firefox doesn't have the property e.clipboardData.items (only Chrome)
-    if (e.clipboardData && e.clipboardData.items) {
-
-        var items = e.clipboardData.items;
-
-        if (items) {
-
-            for (var i = 0; i < items.length; i++) {
-
-                // Find an image in pasted elements
-                if (items[i].type.indexOf("image") !== -1) {
-
-                    var blob = items[i].getAsFile();
-
-                    // Get the image as base64 data
-                    var reader = new FileReader();
-                    var self = this;
-                    reader.onload = function(event) {
-                        self.createImage(event.target.result);
-                    };
-
-                    reader.readAsDataURL(blob);
-                }
-            }
-        }
-    }
-    else {
-
-        // Handle Firefox
-        setTimeout(this.checkInput.bind(this), 100);
-    }
-};
-
-// Parse the input in the paste catcher element
-Kanboard.Screenshot.prototype.checkInput = function() {
-    var child = this.pasteCatcher.childNodes[0];
-
-    if (child) {
-        // If the user pastes an image, the src attribute
-        // will represent the image as a base64 encoded string.
-        if (child.tagName === "IMG") {
-            this.createImage(child.src);
-        }
-    }
-
-    this.pasteCatcher.innerHTML = "";
-};
-
-// Creates a new image from a given source
-Kanboard.Screenshot.prototype.createImage = function(blob) {
-    var pastedImage = new Image();
-    pastedImage.src = blob;
-
-    // Send the image content to the form variable
-    pastedImage.onload = function() {
-        var sourceSplit = blob.split("base64,");
-        var sourceString = sourceSplit[1];
-        $("input[name=screenshot]").val(sourceString);
-    };
-
-    var zone = document.getElementById("screenshot-zone");
-    zone.innerHTML = "";
-    zone.className = "screenshot-pasted";
-    zone.appendChild(pastedImage);
-
-    this.destroy();
-    this.initialize();
-};
diff --git a/assets/js/src/Search.js b/assets/js/src/Search.js
index de78c896..b61710a4 100644
--- a/assets/js/src/Search.js
+++ b/assets/js/src/Search.js
@@ -15,6 +15,7 @@ Kanboard.Search.prototype.focus = function() {
     });
 };
 
+// TODO: rewrite this code
 Kanboard.Search.prototype.listen = function() {
     $(document).on("click", ".filter-helper", function (e) {
         e.preventDefault();
diff --git a/assets/js/src/Task.js b/assets/js/src/Task.js
index be9c2bfa..19cf39e8 100644
--- a/assets/js/src/Task.js
+++ b/assets/js/src/Task.js
@@ -2,9 +2,9 @@ Kanboard.Task = function(app) {
     this.app = app;
 };
 
+// TODO: rewrite this code
 Kanboard.Task.prototype.onPopoverOpened = function() {
     var self = this;
-    var reloadingProjectId = 0;
 
     self.renderColorPicker();
 
@@ -19,29 +19,6 @@ Kanboard.Task.prototype.onPopoverOpened = function() {
             $(dropdownId).val(currentId);
         }
     });
-
-    // Reload page when a destination project is changed
-    $(document).on("change", "select.task-reload-project-destination", function() {
-        if (reloadingProjectId > 0) {
-            $(this).val(reloadingProjectId);
-        }
-        else {
-            reloadingProjectId = $(this).val();
-            var url = $(this).data("redirect").replace(/PROJECT_ID/g, reloadingProjectId);
-
-            $(".loading-icon").show();
-
-            $.ajax({
-                type: "GET",
-                url: url,
-                success: function(data, textStatus, request) {
-                    reloadingProjectId = 0;
-                    $(".loading-icon").hide();
-                    self.app.get("Popover").ajaxReload(data, request, self.app.get("Popover"));
-                }
-            });
-        }
-    });
 };
 
 Kanboard.Task.prototype.renderColorPicker = function() {