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try implementing async post via reply box

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This commit is contained in:
Jeff Becker 2016-04-30 16:03:39 -04:00
parent 157d1f8cb9
commit d47d390536
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GPG Key ID: AB950234D6EA286B
3 changed files with 91 additions and 11 deletions
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80
contrib/js/backlink.js
View File

@ -38,6 +38,7 @@ function DynReply(existingElem) {
// wrap existing post form
this.elem = existingElem;
this.form = this.elem.querySelector("form");
this._error = document.getElementById("postform_msg");
return;
}
@ -66,19 +67,25 @@ function DynReply(existingElem) {
elem = document.createElement("input");
elem.setAttribute("name", "name");
elem.setAttribute("value", "Anonymous");
table_insert_row(tbody, document.createTextNode("Name"), [elem])
var err_elem = document.createElement("span");
err_elem.setAttribute("id", "postform_msg");
this._error = error_elem;
table_insert_row(tbody, document.createTextNode("Name"), [elem, err_elem])
// subject
elem = document.createElement("input");
elem.setAttribute("name", "subject");
elem.setAttribute("value", "");
// submit
var submit = document.createElement("input");
submit.setAttribute("type", "submit");
submit.setAttribute("value", "reply");
submit.setAttribute("class", "button");
submit.setAttribute("type", "button");
submit.setAttribute("id", "postform_submit");
table_insert_row(tbody, document.createTextNode("Subject"), [elem, submit]);
// Comment
elem = document.createElement("textarea");
elem.setAttribute("id", "postform_message");
@ -121,6 +128,7 @@ function DynReply(existingElem) {
this.board = null;
this.roothash = null;
this.prefix = null;
this.url = null;
}
DynReply.prototype.moveTo = function(x,y) {
@ -136,7 +144,7 @@ DynReply.prototype.update = function() {
// update post form
var ref = document.getElementById("postform_reference");
ref.setAttribute("value", this.roothash);
this.form.action = this.prefix + "post/" + this.board;
this.url = this.prefix + "post/" + this.board + "?t=json";
}
}
}
@ -147,6 +155,33 @@ DynReply.prototype.show = function() {
this.elem.style.display = 'inline';
}
DynReply.prototype.hide = function() {
console.log("hide dynreply");
this.elem.style.display = "none";
}
DynReply.prototype.post = function(cb, err_cb) {
if (this.url && this.form) {
var data = new FormData(this.form);
var ajax = new XMLHttpRequest();
ajax.onreadystatechange = function(ev) {
if (ajax.readyState == XMLHttpRequest.DONE) {
var j = null;
try {
j = JSON.parse(ajax.responseText);
cb(j);
} catch (e) {
if(err_cb) {
err_cb(e);
}
}
}
}
ajax.open("POST", this.url);
ajax.send(data);
}
}
DynReply.prototype.updateCaptcha = function() {
if (this.prefix) {
var captcha_img = document.getElementById("captcha_img");
@ -175,6 +210,22 @@ DynReply.prototype.setRoot = function(roothash) {
}
}
DynReply.prototype.showError = function(msg) {
console.log("error in dynreply: "+msg);
this._error.setAttribute("class", "error");
this._error.value = document.createTextNode(msg);
}
DynReply.prototype.showMessage = function(msg) {
this._error.setAttribute("class", "message");
this._error.value = document.createTextNode(msg);
setTimeout(function() {
// clear it
this._error.innerHTML = "";
}, 2000);
}
// reply box function
function nntpchan_reply(parent, shorthash) {
if (parent) {
@ -261,9 +312,11 @@ function inject_hover_for_element(elem) {
function init(prefix) {
// inject posthover ...
inject_hover_for_element(document);
// dynamic post reply draggable
// initialize replyto widget
var rpl = getReplyTo();
rpl.setPrefix(prefix);
// position replyto widget
var e = rpl.elem;
e.setAttribute("draggable", "true");
var mouseDownX, mouseDownY;
@ -286,5 +339,24 @@ function init(prefix) {
originalX = x;
originalY = y;
}, false);
// add replyto post handlers
e = document.getElementById("postform_submit");
e.onclick = function() {
var f = document.querySelector("form");
// do ajax request to post data
var r = getReplyTo();
r.post(function(j) {
if(j.error) {
// an error happened
r.showError(h.error);
} else {
// we're good
r.showMessage("posted as "+j.message_id);
}
}, function(err) {
alert(err);
});
}
}

17
contrib/static/nntpchan.js
View File

@ -15,18 +15,23 @@ var dynreply;function getReplyTo(){if(!dynreply){var e=document.getElementById("
return dynreply;}
function table_insert_row(table,header,items){var tr=document.createElement("tr");var th=document.createElement("th");th.appendChild(header);tr.appendChild(th);for(var idx=0;idx<items.length;idx++){var elem=document.createElement("td");elem.appendChild(items[idx]);tr.appendChild(elem);}
table.appendChild(tr);}
function DynReply(existingElem){if(existingElem){this.elem=existingElem;this.form=this.elem.querySelector("form");return;}
var elem=document.createElement("div");elem.setAttribute("id","postform_container");this.elem=elem;this.form=document.createElement("form");this.form.enctype="multipart/form-data";this.form.name="post";this.form.method="post";elem=document.createElement("input");elem.setAttribute("id","postform_reference");elem.name="reference";elem.type="hidden";this.form.appendChild(elem);var table=document.createElement("table");table.setAttribute("class","postform");var tbody=document.createElement("tbody");elem=document.createElement("input");elem.setAttribute("name","name");elem.setAttribute("value","Anonymous");table_insert_row(tbody,document.createTextNode("Name"),[elem])
elem=document.createElement("input");elem.setAttribute("name","subject");elem.setAttribute("value","");var submit=document.createElement("input");submit.setAttribute("type","submit");submit.setAttribute("value","reply");submit.setAttribute("class","button");table_insert_row(tbody,document.createTextNode("Subject"),[elem,submit]);elem=document.createElement("textarea");elem.setAttribute("id","postform_message");elem.setAttribute("name","message");elem.setAttribute("cols","40");elem.setAttribute("rows","5");table_insert_row(tbody,document.createTextNode("Comment"),[elem]);elem=document.createElement("input");elem.setAttribute("class","postform_attachment");elem.setAttribute("id","postform_attachments");elem.setAttribute("type","file");elem.setAttribute("name","attachment_uploaded");elem.setAttribute("multiple","multiple");table_insert_row(tbody,document.createTextNode("Files"),[elem]);elem=document.createElement("input");elem.setAttribute("type","checkbox");elem.setAttribute("name","dubs");table_insert_row(tbody,document.createTextNode("Get Dubs"),[elem]);elem=document.createElement("img");elem.setAttribute("id","captcha_img");elem.alt="captcha";table_insert_row(tbody,document.createTextNode("Captcha"),[elem]);elem=document.createElement("input");elem.name="captcha";elem.autocomplete="off";table_insert_row(tbody,document.createTextNode("Name"),[elem])
table.appendChild(tbody);this.form.appendChild(table);this.elem.appendChild(this.form);document.body.appendChild(this.elem);this.board=null;this.roothash=null;this.prefix=null;}
function DynReply(existingElem){if(existingElem){this.elem=existingElem;this.form=this.elem.querySelector("form");this._error=document.getElementById("postform_msg");return;}
var elem=document.createElement("div");elem.setAttribute("id","postform_container");this.elem=elem;this.form=document.createElement("form");this.form.enctype="multipart/form-data";this.form.name="post";this.form.method="post";elem=document.createElement("input");elem.setAttribute("id","postform_reference");elem.name="reference";elem.type="hidden";this.form.appendChild(elem);var table=document.createElement("table");table.setAttribute("class","postform");var tbody=document.createElement("tbody");elem=document.createElement("input");elem.setAttribute("name","name");elem.setAttribute("value","Anonymous");var err_elem=document.createElement("span");err_elem.setAttribute("id","postform_msg");this._error=error_elem;table_insert_row(tbody,document.createTextNode("Name"),[elem,err_elem])
elem=document.createElement("input");elem.setAttribute("name","subject");elem.setAttribute("value","");var submit=document.createElement("input");submit.setAttribute("value","reply");submit.setAttribute("class","button");submit.setAttribute("type","button");submit.setAttribute("id","postform_submit");table_insert_row(tbody,document.createTextNode("Subject"),[elem,submit]);elem=document.createElement("textarea");elem.setAttribute("id","postform_message");elem.setAttribute("name","message");elem.setAttribute("cols","40");elem.setAttribute("rows","5");table_insert_row(tbody,document.createTextNode("Comment"),[elem]);elem=document.createElement("input");elem.setAttribute("class","postform_attachment");elem.setAttribute("id","postform_attachments");elem.setAttribute("type","file");elem.setAttribute("name","attachment_uploaded");elem.setAttribute("multiple","multiple");table_insert_row(tbody,document.createTextNode("Files"),[elem]);elem=document.createElement("input");elem.setAttribute("type","checkbox");elem.setAttribute("name","dubs");table_insert_row(tbody,document.createTextNode("Get Dubs"),[elem]);elem=document.createElement("img");elem.setAttribute("id","captcha_img");elem.alt="captcha";table_insert_row(tbody,document.createTextNode("Captcha"),[elem]);elem=document.createElement("input");elem.name="captcha";elem.autocomplete="off";table_insert_row(tbody,document.createTextNode("Name"),[elem])
table.appendChild(tbody);this.form.appendChild(table);this.elem.appendChild(this.form);document.body.appendChild(this.elem);this.board=null;this.roothash=null;this.prefix=null;this.url=null;}
DynReply.prototype.moveTo=function(x,y){x=window.screenX-x;this.elem.setAttribute("style","top: "+y+"px; right: "+x+"px;");}
DynReply.prototype.update=function(){if(this.prefix){this.updateCaptcha();if(this.board&&this.roothash){var ref=document.getElementById("postform_reference");ref.setAttribute("value",this.roothash);this.form.action=this.prefix+"post/"+this.board;}}}
DynReply.prototype.update=function(){if(this.prefix){this.updateCaptcha();if(this.board&&this.roothash){var ref=document.getElementById("postform_reference");ref.setAttribute("value",this.roothash);this.url=this.prefix+"post/"+this.board+"?t=json";}}}
DynReply.prototype.show=function(){console.log("show dynreply");this.update();this.elem.style.display='inline';}
DynReply.prototype.hide=function(){console.log("hide dynreply");this.elem.style.display="none";}
DynReply.prototype.post=function(cb,err_cb){if(this.url&&this.form){var data=new FormData(this.form);var ajax=new XMLHttpRequest();ajax.onreadystatechange=function(ev){if(ajax.readyState==XMLHttpRequest.DONE){var j=null;try{j=JSON.parse(ajax.responseText);cb(j);}catch(e){if(err_cb){err_cb(e);}}}}
ajax.open("POST",this.url);ajax.send(data);}}
DynReply.prototype.updateCaptcha=function(){if(this.prefix){var captcha_img=document.getElementById("captcha_img");captcha_img.src=this.prefix+"captcha/img";}}
DynReply.prototype.setPrefix=function(prefix){this.prefix=prefix;}
DynReply.prototype.hide=function(){this.elem.style.display='none';}
DynReply.prototype.setBoard=function(boardname){if(boardname){this.board=boardname;}}
DynReply.prototype.setRoot=function(roothash){if(roothash){this.roothash=roothash;}}
DynReply.prototype.showError=function(msg){console.log("error in dynreply: "+msg);this._error.setAttribute("class","error");this._error.value=document.createTextNode(msg);}
DynReply.prototype.showMessage=function(msg){this._error.setAttribute("class","message");this._error.value=document.createTextNode(msg);setTimeout(function(){this._error.innerHTML="";},2000);}
function nntpchan_reply(parent,shorthash){if(parent){var boardname=parent.getAttribute("boardname");var roothash=parent.getAttribute("root");var replyto=getReplyTo();replyto.setBoard(boardname);replyto.setRoot(roothash);replyto.show();}
var elem=document.getElementById("postform_message");if(elem)
{elem.value+=">>"+shorthash.substr(0,10)+"\n";}}
@ -38,7 +43,7 @@ parent.appendChild(wrapper);parent.backlink=false;},function(msg){var wrapper=do
parent.backlink=true;}};parent.backlink=true;}
function inject_hover_for_element(elem){var elems=elem.getElementsByClassName("backlink");var ls=[];var l=elems.length;for(var idx=0;idx<l;idx++){var e=elems[idx];ls.push(e);}
for(var elem in ls){inject_hover(prefix,ls[elem]);}}
function init(prefix){inject_hover_for_element(document);var rpl=getReplyTo();rpl.setPrefix(prefix);var e=rpl.elem;e.setAttribute("draggable","true");var mouseDownX,mouseDownY;var originalX=window.screenX-150;var originalY=10;rpl.moveTo(originalX,originalY);e.addEventListener("dragstart",function(ev){mouseDownX=ev.clientX;mouseDownY=ev.clientY;},false);e.addEventListener("dragend",function(ev){var x=originalX+ev.clientX-mouseDownX;var y=originalY+ev.clientY-mouseDownY;x-=window.screenLeft;y-=window.screenTop;rpl.moveTo(x,y);originalX=x;originalY=y;},false);}
function init(prefix){inject_hover_for_element(document);var rpl=getReplyTo();rpl.setPrefix(prefix);var e=rpl.elem;e.setAttribute("draggable","true");var mouseDownX,mouseDownY;var originalX=window.screenX-150;var originalY=10;rpl.moveTo(originalX,originalY);e.addEventListener("dragstart",function(ev){mouseDownX=ev.clientX;mouseDownY=ev.clientY;},false);e.addEventListener("dragend",function(ev){var x=originalX+ev.clientX-mouseDownX;var y=originalY+ev.clientY-mouseDownY;x-=window.screenLeft;y-=window.screenTop;rpl.moveTo(x,y);originalX=x;originalY=y;},false);e=document.getElementById("postform_submit");e.onclick=function(){var f=document.querySelector("form");var r=getReplyTo();r.post(function(j){if(j.error){r.showError(h.error);}else{r.showMessage("posted as "+j.message_id);}},function(err){alert(err);});}}
/* ./contrib/js/banner.js */
var banner_count=3;function nntpchan_inject_banners(elem,prefix){var n=Math.floor(Math.random()*banner_count);var banner=prefix+"static/banner_"+n+".jpg";var e=document.createElement("img");e.src=banner;e.id="nntpchan_banner";elem.appendChild(e);}
/* ./contrib/js/expand-image.js */

5
contrib/templates/default/postform.mustache
View File

@ -22,6 +22,9 @@
<td>
<input type="text" name="name" value="" />
</td>
<td>
<span id="postform_msg"></span>
</td>
</tr>
<tr>
<th>
@ -29,7 +32,7 @@
</th>
<td>
<input type="text" name="subject" value="" />
<input type="submit" value="{{button}}" class="button" />
<input type="submit" value="{{button}}" class="button" id="postform_submit" />
</td>
</tr>
<tr>