From 0c2289fb2fb6c1b1639dba8cc76cd06b882cc2f9 Mon Sep 17 00:00:00 2001 From: Brion Vibber Date: Mon, 7 Mar 2011 12:18:46 -0800 Subject: [PATCH] Avoid AJAX fetch delay for inline replies when possible; we clone a copy of the notice form skeleton at initialization, then insert it in place instead of fetching a new one. --- js/util.js | 28 +++++++++++++++++++++++----- js/util.min.js | 2 +- 2 files changed, 24 insertions(+), 6 deletions(-) diff --git a/js/util.js b/js/util.js index 2100521869..fc03bc75fe 100644 --- a/js/util.js +++ b/js/util.js @@ -31,7 +31,8 @@ var SN = { // StatusNet CounterBlackout: false, MaxLength: 140, PatternUsername: /^[0-9a-zA-Z\-_.]*$/, - HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307] + HTTP20x30x: [200, 201, 202, 203, 204, 205, 206, 300, 301, 302, 303, 304, 305, 306, 307], + NoticeFormMaster: null // to be cloned from the one at top }, /** @@ -600,10 +601,10 @@ var SN = { // StatusNet // Create the reply form entry at the end var replyItem = $('li.notice-reply', list); if (replyItem.length == 0) { - var url = $('#form_notice').attr('action'); replyItem = $('
  • '); - $.get(url, {ajax: 1}, function(data, textStatus, xhr) { - var formEl = document._importNode($('form', data)[0], true); + + var intermediateStep = function(formMaster) { + var formEl = document._importNode(formMaster, true); replyItem.append(formEl); list.append(replyItem); @@ -614,7 +615,20 @@ var SN = { // StatusNet SN.U.NoticeDataAttach(form); nextStep(); - }); + }; + if (SN.C.I.NoticeFormMaster) { + // We've already saved a master copy of the form. + // Clone it in! + intermediateStep(SN.C.I.NoticeFormMaster); + } else { + // Fetch a fresh copy of the notice form over AJAX. + // Warning: this can have a delay, which looks bad. + // @fixme this fallback may or may not work + var url = $('#form_notice').attr('action'); + $.get(url, {ajax: 1}, function(data, textStatus, xhr) { + intermediateStep($('form', data)[0]); + }); + } } } }, @@ -1313,6 +1327,10 @@ var SN = { // StatusNet */ Notices: function() { if ($('body.user_in').length > 0) { + var masterForm = $('.form_notice:first'); + if (masterForm.length > 0) { + SN.C.I.NoticeFormMaster = document._importNode(masterForm[0], true); + } SN.U.NoticeFavor(); SN.U.NoticeRepeat(); SN.U.NoticeReply(); diff --git a/js/util.min.js b/js/util.min.js index cfbd66d662..af8b2200e9 100644 --- a/js/util.min.js +++ b/js/util.min.js @@ -1 +1 @@ -var SN={C:{I:{CounterBlackout:false,MaxLength:140,PatternUsername:/^[0-9a-zA-Z\-_.]*$/,HTTP20x30x:[200,201,202,203,204,205,206,300,301,302,303,304,305,306,307]},S:{Disabled:"disabled",Warning:"warning",Error:"error",Success:"success",Processing:"processing",CommandResult:"command_result",FormNotice:"form_notice",NoticeDataGeo:"notice_data-geo",NoticeDataGeoCookie:"NoticeDataGeo",NoticeDataGeoSelected:"notice_data-geo_selected",StatusNetInstance:"StatusNetInstance"}},messages:{},msg:function(a){if(typeof SN.messages[a]=="undefined"){return"["+a+"]"}else{return SN.messages[a]}},U:{FormNoticeEnhancements:function(b){if(jQuery.data(b[0],"ElementData")===undefined){MaxLength=b.find(".count").text();if(typeof(MaxLength)=="undefined"){MaxLength=SN.C.I.MaxLength}jQuery.data(b[0],"ElementData",{MaxLength:MaxLength});SN.U.Counter(b);NDT=b.find("[name=status_textarea]");NDT.bind("keyup",function(c){SN.U.Counter(b)});var a=function(c){window.setTimeout(function(){SN.U.Counter(b)},50)};NDT.bind("cut",a).bind("paste",a)}else{b.find(".count").text(jQuery.data(b[0],"ElementData").MaxLength)}},Counter:function(d){SN.C.I.FormNoticeCurrent=d;var b=jQuery.data(d[0],"ElementData").MaxLength;if(b<=0){return}var c=b-SN.U.CharacterCount(d);var a=d.find(".count");if(c.toString()!=a.text()){if(!SN.C.I.CounterBlackout||c===0){if(a.text()!=String(c)){a.text(c)}if(c<0){d.addClass(SN.C.S.Warning)}else{d.removeClass(SN.C.S.Warning)}if(!SN.C.I.CounterBlackout){SN.C.I.CounterBlackout=true;SN.C.I.FormNoticeCurrent=d;window.setTimeout("SN.U.ClearCounterBlackout(SN.C.I.FormNoticeCurrent);",500)}}}},CharacterCount:function(a){return a.find("[name=status_textarea]").val().length},ClearCounterBlackout:function(a){SN.C.I.CounterBlackout=false;SN.U.Counter(a)},RewriteAjaxAction:function(a){if(document.location.protocol=="https:"&&a.substr(0,5)=="http:"){return a.replace(/^http:\/\/[^:\/]+/,"https://"+document.location.host)}else{return a}},FormXHR:function(a){$.ajax({type:"POST",dataType:"xml",url:SN.U.RewriteAjaxAction(a.attr("action")),data:a.serialize()+"&ajax=1",beforeSend:function(b){a.addClass(SN.C.S.Processing).find(".submit").addClass(SN.C.S.Disabled).attr(SN.C.S.Disabled,SN.C.S.Disabled)},error:function(c,d,b){alert(b||d)},success:function(b,c){if(typeof($("form",b)[0])!="undefined"){form_new=document._importNode($("form",b)[0],true);a.replaceWith(form_new)}else{a.replaceWith(document._importNode($("p",b)[0],true))}}})},FormNoticeXHR:function(b){SN.C.I.NoticeDataGeo={};b.append('');b.attr("action",SN.U.RewriteAjaxAction(b.attr("action")));var c=function(d,e){b.append($('

    ').addClass(d).text(e))};var a=function(){b.find(".form_response").remove()};b.ajaxForm({dataType:"xml",timeout:"60000",beforeSend:function(d){if(b.find("[name=status_textarea]").val()==""){b.addClass(SN.C.S.Warning);return false}b.addClass(SN.C.S.Processing).find(".submit").addClass(SN.C.S.Disabled).attr(SN.C.S.Disabled,SN.C.S.Disabled);SN.U.normalizeGeoData(b);return true},error:function(f,g,e){b.removeClass(SN.C.S.Processing).find(".submit").removeClass(SN.C.S.Disabled).removeAttr(SN.C.S.Disabled,SN.C.S.Disabled);a();if(g=="timeout"){c("error","Sorry! We had trouble sending your notice. The servers are overloaded. Please try again, and contact the site administrator if this problem persists.")}else{var d=SN.U.GetResponseXML(f);if($("."+SN.C.S.Error,d).length>0){b.append(document._importNode($("."+SN.C.S.Error,d)[0],true))}else{if(parseInt(f.status)===0||jQuery.inArray(parseInt(f.status),SN.C.I.HTTP20x30x)>=0){b.resetForm().find(".attach-status").remove();SN.U.FormNoticeEnhancements(b)}else{c("error","(Sorry! We had trouble sending your notice ("+f.status+" "+f.statusText+"). Please report the problem to the site administrator if this happens again.")}}}},success:function(i,f){a();var n=$("#"+SN.C.S.Error,i);if(n.length>0){c("error",n.text())}else{if($("body")[0].id=="bookmarklet"){self.close()}var d=$("#"+SN.C.S.CommandResult,i);if(d.length>0){c("success",d.text())}else{var m=document._importNode($("li",i)[0],true);var k=$("#notices_primary .notices:first");var l=b.closest("li.notice-reply");if(l.length>0){var e=$(m).attr("id");if($("#"+e).length==0){var j=l.closest("li.notice");l.replaceWith(m);SN.U.NoticeInlineReplyPlaceholder(j)}else{l.remove()}}else{if(k.length>0&&SN.U.belongsOnTimeline(m)){if($("#"+m.id).length===0){var h=b.find("[name=inreplyto]").val();var g="#notices_primary #notice-"+h;if($("body")[0].id=="conversation"){if(h.length>0&&$(g+" .notices").length<1){$(g).append('')}$($(g+" .notices")[0]).append(m)}else{k.prepend(m)}$("#"+m.id).css({display:"none"}).fadeIn(2500);SN.U.NoticeWithAttachment($("#"+m.id));SN.U.NoticeReplyTo($("#"+m.id))}}else{c("success",$("title",i).text())}}}b.resetForm();b.find("[name=inreplyto]").val("");b.find(".attach-status").remove();SN.U.FormNoticeEnhancements(b)}},complete:function(d,e){b.removeClass(SN.C.S.Processing).find(".submit").removeAttr(SN.C.S.Disabled).removeClass(SN.C.S.Disabled);b.find("[name=lat]").val(SN.C.I.NoticeDataGeo.NLat);b.find("[name=lon]").val(SN.C.I.NoticeDataGeo.NLon);b.find("[name=location_ns]").val(SN.C.I.NoticeDataGeo.NLNS);b.find("[name=location_id]").val(SN.C.I.NoticeDataGeo.NLID);b.find("[name=notice_data-geo]").attr("checked",SN.C.I.NoticeDataGeo.NDG)}})},normalizeGeoData:function(a){SN.C.I.NoticeDataGeo.NLat=a.find("[name=lat]").val();SN.C.I.NoticeDataGeo.NLon=a.find("[name=lon]").val();SN.C.I.NoticeDataGeo.NLNS=a.find("[name=location_ns]").val();SN.C.I.NoticeDataGeo.NLID=a.find("[name=location_id]").val();SN.C.I.NoticeDataGeo.NDG=a.find("[name=notice_data-geo]").attr("checked");var b=$.cookie(SN.C.S.NoticeDataGeoCookie);if(b!==null&&b!="disabled"){b=JSON.parse(b);SN.C.I.NoticeDataGeo.NLat=a.find("[name=lat]").val(b.NLat).val();SN.C.I.NoticeDataGeo.NLon=a.find("[name=lon]").val(b.NLon).val();if(b.NLNS){SN.C.I.NoticeDataGeo.NLNS=a.find("[name=location_ns]").val(b.NLNS).val();SN.C.I.NoticeDataGeo.NLID=a.find("[name=location_id]").val(b.NLID).val()}else{a.find("[name=location_ns]").val("");a.find("[name=location_id]").val("")}}if(b=="disabled"){SN.C.I.NoticeDataGeo.NDG=a.find("[name=notice_data-geo]").attr("checked",false).attr("checked")}else{SN.C.I.NoticeDataGeo.NDG=a.find("[name=notice_data-geo]").attr("checked",true).attr("checked")}},GetResponseXML:function(b){try{return b.responseXML}catch(a){return(new DOMParser()).parseFromString(b.responseText,"text/xml")}},NoticeReply:function(){if($("#content .notice_reply").length>0){$("#content .notice").each(function(){SN.U.NoticeReplyTo($(this))})}},NoticeReplyTo:function(a){a.find(".notice_reply").live("click",function(c){c.preventDefault();var b=($(".author .nickname",a).length>0)?$($(".author .nickname",a)[0]):$(".author .nickname.uid");SN.U.NoticeInlineReplyTrigger(a,"@"+b.text());return false})},NoticeInlineReplyTrigger:function(g,h){var b=$($(".notice_id",g)[0]).text();var d=g;var e=g.closest(".notices");if(e.hasClass("threaded-replies")){d=e.closest(".notice")}else{e=$("ul.threaded-replies",g);if(e.length==0){e=$('');g.append(e)}}var i=$(".notice-reply-form",e);var c=function(){i.find("input[name=inreplyto]").val(b);var l=i.find("textarea");if(l.length==0){throw"No textarea"}var k="";if(h){k=h+" "}l.val(k+l.val().replace(RegExp(k,"i"),""));l.data("initialText",$.trim(h+""));l.focus();if(l[0].setSelectionRange){var j=l.val().length;l[0].setSelectionRange(j,j)}};if(i.length>0){c()}else{$("li.notice-reply-placeholder").remove();var f=$("li.notice-reply",e);if(f.length==0){var a=$("#form_notice").attr("action");f=$('
  • ');$.get(a,{ajax:1},function(l,n,m){var j=document._importNode($("form",l)[0],true);f.append(j);e.append(f);var k=i=$(j);SN.U.NoticeLocationAttach(k);SN.U.FormNoticeXHR(k);SN.U.FormNoticeEnhancements(k);SN.U.NoticeDataAttach(k);c()})}}},NoticeFavor:function(){$(".form_favor").live("click",function(){SN.U.FormXHR($(this));return false});$(".form_disfavor").live("click",function(){SN.U.FormXHR($(this));return false})},NoticeInlineReplyPlaceholder:function(b){var a=b.find("ul.threaded-replies");var c=$('
    • ');c.click(function(){SN.U.NoticeInlineReplyTrigger(b)});c.find("input").val(SN.msg("reply_placeholder"));a.append(c)},NoticeInlineReplySetup:function(){$(".threaded-replies").each(function(){var b=$(this);var a=b.closest(".notice");SN.U.NoticeInlineReplyPlaceholder(a)})},NoticeRepeat:function(){$(".form_repeat").live("click",function(a){a.preventDefault();SN.U.NoticeRepeatConfirmation($(this));return false})},NoticeRepeatConfirmation:function(a){var c=a.find(".submit");var b=c.clone();b.addClass("submit_dialogbox").removeClass("submit");a.append(b);b.bind("click",function(){SN.U.FormXHR(a);return false});c.hide();a.addClass("dialogbox").append('').closest(".notice-options").addClass("opaque");a.find("button.close").click(function(){$(this).remove();a.removeClass("dialogbox").closest(".notice-options").removeClass("opaque");a.find(".submit_dialogbox").remove();a.find(".submit").show();return false})},NoticeAttachments:function(){$(".notice a.attachment").each(function(){SN.U.NoticeWithAttachment($(this).closest(".notice"))})},NoticeWithAttachment:function(b){if(b.find(".attachment").length===0){return}var a=b.find(".attachment.more");if(a.length>0){$(a[0]).click(function(){var c=$(this);c.addClass(SN.C.S.Processing);$.get(c.attr("href")+"/ajax",null,function(d){c.parent(".entry-content").html($(d).find("#attachment_view .entry-content").html())});return false}).attr("title",SN.msg("showmore_tooltip"))}},NoticeDataAttach:function(b){var a=b.find("input[type=file]");a.change(function(f){b.find(".attach-status").remove();var d=$(this).val();if(!d){return false}var c=$('
    ');c.find("code").text(d);c.find("button").click(function(){c.remove();a.val("");return false});b.append(c);if(typeof this.files=="object"){for(var e=0;eg){f=false}if(f){h(c,function(j){var i=$("").attr("title",e).attr("alt",e).attr("src",j).attr("style","height: 120px");d.find(".attach-status").append(i)})}else{var b=$("
    ").text(e);d.find(".attach-status").append(b)}},NoticeLocationAttach:function(a){var e=a.find("[name=lat]");var k=a.find("[name=lon]");var g=a.find("[name=location_ns]").val();var l=a.find("[name=location_id]").val();var b="";var d=a.find("[name=notice_data-geo]");var c=a.find("[name=notice_data-geo]");var j=a.find("label.notice_data-geo");function f(n){j.attr("title",jQuery.trim(j.text())).removeClass("checked");a.find("[name=lat]").val("");a.find("[name=lon]").val("");a.find("[name=location_ns]").val("");a.find("[name=location_id]").val("");a.find("[name=notice_data-geo]").attr("checked",false);$.cookie(SN.C.S.NoticeDataGeoCookie,"disabled",{path:"/"});if(n){a.find(".geo_status_wrapper").removeClass("success").addClass("error");a.find(".geo_status_wrapper .geo_status").text(n)}else{a.find(".geo_status_wrapper").remove()}}function m(n,o){SN.U.NoticeGeoStatus(a,"Looking up place name...");$.getJSON(n,o,function(p){var q,r;if(typeof(p.location_ns)!="undefined"){a.find("[name=location_ns]").val(p.location_ns);q=p.location_ns}if(typeof(p.location_id)!="undefined"){a.find("[name=location_id]").val(p.location_id);r=p.location_id}if(typeof(p.name)=="undefined"){NLN_text=o.lat+";"+o.lon}else{NLN_text=p.name}SN.U.NoticeGeoStatus(a,NLN_text,o.lat,o.lon,p.url);j.attr("title",NoticeDataGeo_text.ShareDisable+" ("+NLN_text+")");a.find("[name=lat]").val(o.lat);a.find("[name=lon]").val(o.lon);a.find("[name=location_ns]").val(q);a.find("[name=location_id]").val(r);a.find("[name=notice_data-geo]").attr("checked",true);var s={NLat:o.lat,NLon:o.lon,NLNS:q,NLID:r,NLN:NLN_text,NLNU:p.url,NDG:true};$.cookie(SN.C.S.NoticeDataGeoCookie,JSON.stringify(s),{path:"/"})})}if(c.length>0){if($.cookie(SN.C.S.NoticeDataGeoCookie)=="disabled"){c.attr("checked",false)}else{c.attr("checked",true)}var h=a.find(".notice_data-geo_wrap");var i=h.attr("title");h.removeAttr("title");j.attr("title",j.text());c.change(function(){if(c.attr("checked")===true||$.cookie(SN.C.S.NoticeDataGeoCookie)===null){j.attr("title",NoticeDataGeo_text.ShareDisable).addClass("checked");if($.cookie(SN.C.S.NoticeDataGeoCookie)===null||$.cookie(SN.C.S.NoticeDataGeoCookie)=="disabled"){if(navigator.geolocation){SN.U.NoticeGeoStatus(a,"Requesting location from browser...");navigator.geolocation.getCurrentPosition(function(p){a.find("[name=lat]").val(p.coords.latitude);a.find("[name=lon]").val(p.coords.longitude);var q={lat:p.coords.latitude,lon:p.coords.longitude,token:$("#token").val()};m(i,q)},function(p){switch(p.code){case p.PERMISSION_DENIED:f("Location permission denied.");break;case p.TIMEOUT:f("Location lookup timeout.");break}},{timeout:10000})}else{if(e.length>0&&k.length>0){var n={lat:e,lon:k,token:$("#token").val()};m(i,n)}else{f();c.remove();j.remove()}}}else{var o=JSON.parse($.cookie(SN.C.S.NoticeDataGeoCookie));a.find("[name=lat]").val(o.NLat);a.find("[name=lon]").val(o.NLon);a.find("[name=location_ns]").val(o.NLNS);a.find("[name=location_id]").val(o.NLID);a.find("[name=notice_data-geo]").attr("checked",o.NDG);SN.U.NoticeGeoStatus(a,o.NLN,o.NLat,o.NLon,o.NLNU);j.attr("title",NoticeDataGeo_text.ShareDisable+" ("+o.NLN+")").addClass("checked")}}else{f()}}).change()}},NoticeGeoStatus:function(e,a,f,g,c){var h=e.find(".geo_status_wrapper");if(h.length==0){h=$('
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