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isso/isso/js/app/isso.js

264 lines
8.8 KiB

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/* Isso Ich schrei sonst!
*/
define(["app/text/html", "app/dom", "app/utils", "app/api", "app/markup", "app/i18n", "app/lib", "app/fancy"],
function(templates, $, utils, api, Mark, i18n, lib, fancy) {
"use strict";
var msgs = i18n[i18n.lang];
var Postbox = function(parent) {
var el = $.htmlify(Mark.up(templates["postbox"]));
// add a default identicon to not waste CPU cycles
$(".avatar > svg", el).replace(lib.identicons.blank(4, 48));
// on text area focus, generate identicon from IP address
$(".textarea-wrapper > textarea", el).on("focus", function() {
if ($(".avatar svg", el).classList.contains("blank")) {
$(".avatar svg", el).replace(
lib.identicons.generate(lib.pbkdf2(api.remote_addr, api.salt, 1000, 6), 4, 48));
}
});
// update identicon, when the user provices an email address
var active;
$(".input-wrapper > [type=email]", el).on("keyup", function() {
if (active) {
clearTimeout(active);
}
active = setTimeout(function() {
lib.pbkdf2($(".input-wrapper > [type=email]", el).value || api.remote_addr, api.salt, 1000, 6)
.then(function(rv) {
$(".avatar svg", el).replace(lib.identicons.generate(rv, 4, 48));
});
}, 200);
}, false);
$(".input-wrapper > [type=email]", el).on("keydown", function() {
clearTimeout(active);
}, false);
el.onsuccess = function() {};
el.validate = function() {
if ($("textarea", this).value.length < 3) {
$("textarea", this).focus();
return false;
}
return true;
};
$("[type=submit]", el).on("click", function() {
if (! el.validate()) {
return;
}
api.create({
author: $("[name=author]", el).value || null,
email: $("[name=email]", el).value || null,
text: $("textarea", el).value,
parent: parent || null
}).then(function(comment) {
$("[name=author]", el).value = "";
$("[name=email]", el).value = "";
$("textarea", el).value = "";
$("textarea", el).rows = 2;
$("textarea", el).blur();
insert(comment, true);
if (parent !== null) {
el.onsuccess();
el.remove();
}
});
});
fancy.autoresize($("textarea", el), 48);
return el;
};
var map = {id: {}, name: {}};
var insert = function(comment, scrollIntoView) {
map.name[comment.id] = comment.author;
if (comment.parent) {
comment["replyto"] = map.name[comment.parent];
}
var el = $.htmlify(Mark.up(templates["comment"], comment));
var refresh = function() {
$(".permalink > date", el).textContent = utils.ago(new Date(parseInt(comment.created, 10) * 1000));
setTimeout(refresh, 60*1000);
}; refresh();
$("div.avatar > svg", el).replace(lib.identicons.generate(comment.hash, 4, 48));
var entrypoint;
if (comment.parent === null) {
entrypoint = $("#isso-root");
} else {
var key = comment.parent;
while (key in map.id) {
key = map.id[key];
}
map.id[comment.id] = comment.parent;
entrypoint = $("#isso-" + key + " > .text-wrapper > .isso-follow-up");
}
entrypoint.append(el);
if (scrollIntoView) {
el.scrollIntoView();
}
var footer = $("#isso-" + comment.id + " > .text-wrapper > .isso-comment-footer"),
header = $("#isso-" + comment.id + " > .text-wrapper > .isso-comment-header"),
text = $("#isso-" + comment.id + " > .text-wrapper > .text");
var form = new Postbox(comment.id);
$("a.reply", footer).toggle("click",
function(toggler) {
footer.insertAfter(form);
form.onsuccess = function() { toggler.next(); };
$("textarea", form).focus();
$("a.reply", footer).textContent = msgs["comment-close"];
},
function() {
form.remove();
$("a.reply", footer).textContent = msgs["comment-reply"];
}
);
if (comment.parent !== null) {
$("a.parent", header).on("mouseover", function() {
$("#isso-" + comment.parent).classList.add("parent-highlight");
});
$("a.parent", header).on("mouseout", function() {
$("#isso-" + comment.parent).classList.remove("parent-highlight");
});
}
var votes = function (value) {
var span = $("span.votes", footer);
if (span === null) {
if (value === 0) {
span.remove();
return;
} else {
footer.prepend($.new("span.votes", value));
}
} else {
if (value === 0) {
span.remove();
} else {
span.textContent = value;
}
}
};
$("a.upvote", footer).on("click", function() {
api.like(comment.id).then(function(rv) {
votes(rv.likes - rv.dislikes);
});
});
$("a.downvote", footer).on("click", function() {
api.dislike(comment.id).then(function(rv) {
votes(rv.likes - rv.dislikes);
});
});
$("a.edit", footer).toggle("click",
function(toggler) {
var edit = $("a.edit", footer);
edit.textContent = msgs["comment-save"];
edit.insertAfter($.new("a.cancel", msgs["comment-cancel"])).on("click", function() {
text.textContent = "";
text.className = "text";
text.append(comment.text);
toggler.next();
});
api.view(comment.id, 1).then(function(rv) {
var textarea = $.new("textarea", rv.text);
fancy.autoresize(textarea, 48);
text.className = "textarea-wrapper";
text.textContent = "";
text.append(textarea);
textarea.focus();
});
},
function(toggler) {
var textarea = $("textarea", text);
if (textarea && textarea.value.length < 3) {
textarea.focus();
toggler.wait();
return;
} else if (textarea) {
api.modify(comment.id, {"text": textarea.value}).then(function(rv) {
text.innerHTML = rv.text;
text.className = "text";
comment.text = rv.text;
});
}
$("a.cancel", footer).remove();
$("a.edit", footer).textContent = msgs["comment-edit"];
}
);
$("a.delete", footer).on("click", function() {
if ($("a.delete", footer).textContent === msgs["comment-confirm"]) {
api.remove(comment.id).then(function(rv) {
if (rv) {
el.remove();
} else {
$("span.note", header).textContent = msgs["comment-deleted"];
text.innerHTML = "<p>&nbsp;</p>";
}
});
} else {
$("a.delete", footer).textContent = msgs["comment-confirm"];
setTimeout(function() {
$("a.delete", footer).textContent = msgs["comment-delete"];
}, 1500);
}
});
// remove edit and delete buttons when cookie is gone
var clear = function(button) {
if (! utils.cookie(comment.id)) {
$(button, footer).remove();
} else {
setTimeout(function() { clear(button); }, 15*1000);
}
};
clear("a.edit");
clear("a.delete");
// show direct reply to own comment when cookie is max aged
var show = function(el) {
if (utils.cookie(comment.id)) {
setTimeout(function() { show(el); }, 15*1000);
} else {
footer.append(el);
}
};
if (utils.cookie(comment.id)) {
show($("a.reply", footer).detach());
}
};
return {
insert: insert,
Postbox: Postbox
};
});