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/* Isso – Ich schrei sonst!
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*
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* Copyright 2012, Martin Zimmermann <info@posativ.org>. All rights reserved.
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* License: BSD Style, 2 clauses. See isso/__init__.py.
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*
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*
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* Code requires Bean, Bonzo, Qwery, domReady (all are part of jeesh) and
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* reqwest. To ease integration with websites, all classes are prefixed
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* with `isso`.
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*/
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/* utility functions -- JS Y U SO STUPID?
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*
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* read(cookie): return `cookie` string if set
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* zfill(argument, i): zero fill `argument` with `i` zeros
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*/
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function read(cookie){
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return(document.cookie.match('(^|; )' + cookie + '=([^;]*)') || 0)[2]
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};
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function zfill(arg, i) {
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var res = String(arg);
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if (res.length < i) {
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for (var j = 0; j <= (i - res.length); j++) {
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res = '0' + res;
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};
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};
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return res;
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};
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/*
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* isso specific helpers to create, modify, delete and receive comments
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*/
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function isso(method, path, data, success, error) {
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$.ajax({
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url: path,
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method: method,
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type: 'json',
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headers: {
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'Content-Type': 'application/json'
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},
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data: JSON.stringify(data),
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error: function(rv) {
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error(rv) || alert("Mööp.");
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},
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success: function(rv) {
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success(rv);
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}
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});
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};
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function verify(data) {
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return data['text'] == null ? false : true
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};
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function create(data, success) {
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if (!verify(data)) {
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return;
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}
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isso('POST', '/1.0/' + encodeURIComponent(window.location.pathname) + '/new', data, success);
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};
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function modify(id, data, success) {
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if (!verify(data)) {
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return;
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}
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isso('PUT', '/1.0/' + encodeURIComponent(window.location.pathname) + '/' + id, data, success);
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};
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function form(id, appendfunc, eventfunc) {
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/*
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Returns HTML for form and registers submit call.
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Synopsis: `isso_N` is the comment with the id N. `issoform` is a new
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form to write an answer to the article or answer to a comment using
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`issoform_N` where N is the id to respond to.
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:param id: comment id
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:param returnfunc: function, that takes one argument (the HTML to display the form)
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:param eventfunc: function, when the user submits the form
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*/
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var formid = 'issoform' + (id ? ('_' + id) : ''), form =
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'<div class="issoform" id="' + formid + '">' +
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'<div>' +
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' <input type="text" name="name" id="author" value="" placeholder="Name">' +
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'</div>' +
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'<div>' +
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' <input type="email" name="email" id="email" value="" placeholder="Email">' +
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'</div>' +
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'<div>' +
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'<input type="url" name="website" id="website" value="" placeholder="Website URL">' +
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'</div>' +
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'<div>' +
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' <textarea rows="10" name="comment" id="comment" placeholder="Comment"></textarea>' +
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'</div>' +
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'<div>' +
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'<input type="submit" name="submit" value="Add Comment">' +
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'</div>' +
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'</div>'
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appendfunc(form);
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$('#' + formid + ' ' + 'input[type="submit"]').on('click', eventfunc);
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};
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function insert(thread, post) {
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/*
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Insert a comment into #isso_thread.
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:param thread: XXX remove this
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:param post: JSON from API call
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*/
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// pythonic strftime
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var format = function(date, lang, fmt) {
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var months = {'de': [
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'Januar', 'Februar', 'März', 'April', 'Mai', 'Juni', 'Juli',
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'August', 'September', 'Oktober', 'November', 'Dezember'],
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'en': [
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'January', 'February', 'March', 'April', 'May', 'June', 'July',
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'August', 'September', 'October', 'November', 'December'],
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};
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var conversions = [
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['%Y', date.getFullYear()], ['%m', zfill(date.getMonth(), 2)],
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['%B', months[lang][date.getMonth() - 1]],
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['%d', zfill(date.getDate(), 2)], ['%H', zfill(date.getHours(), 2)],
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['%H', zfill(date.getHours(), 2)], ['%M', zfill(date.getMinutes(), 2)],
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];
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conversions.map(function(item) { fmt = fmt.replace(item[0], item[1]) });
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return fmt;
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};
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var author = post['author'] || 'Anonymous';
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if (post['website']) {
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author = '<a href="' + post['website'] + '" rel="nofollow">' + author + '</a>';
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}
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var date = new Date(parseInt(post['created']) * 1000);
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// create <ul /> for parent, if used
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if (post['parent']) {
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$('#isso_' + post['parent']).append('<ul></ul>');
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}
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$(post['parent'] ? '#isso_' + post['parent'] + ' > ul:last-child' : '#isso_thread > ul').append(
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'<article class="isso" id="isso_' + post['id'] + '">' +
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' <header><span class="author">' + author + '</span>' +
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' </header>' + post['text'] +
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' <footer>' +
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' <a href="#">Antworten</a>' +
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' <a href="#isso_' + post['id'] + '">#' + post['id'] + '</a>' +
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' <span class="date">' + format(date, 'de', '%d.%m.%Y um %H:%M') +
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' </span>' +
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' </footer>' +
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'</article>');
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if (read('session-' + encodeURIComponent(window.location.pathname) + '-' + post['id'])) {
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$('#isso_' + post['id'] + '> footer > a:first-child')
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.after('<a class="delete" href="#">Löschen</a>')
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.after('<a class="edit" href="#">Bearbeiten</a>');
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// DELETE
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$('#isso_' + post['id'] + ' > footer .delete').on('click', function(event) {
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$.ajax({
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url: '/1.0/' + encodeURIComponent(window.location.pathname) + '/' + post['id'],
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method: 'DELETE',
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error: function(resp) {
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alert('Mööp!');
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},
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success: function(res) {
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// XXX comment might not actually deleted
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$('#isso_' + post['id']).remove();
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},
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});
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event.stop();
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});
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// EDIT
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$('#isso_' + post['id'] + ' > footer .edit').on('click', function(event) {
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$.ajax({
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url: '/1.0/' + encodeURIComponent(window.location.pathname) + '/' + post['id'],
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method: 'PUT',
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error: function(resp) {
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alert('Mööp!');
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},
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success: function(res) {
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// XXX comment might not actually deleted
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$('#isso_' + post['id']).remove();
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},
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});
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event.stop();
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});
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}
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// ability to answer directly to a comment
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$('footer > a:first-child', '#isso_' + post['id']).on('click', function(event) {
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if ($('#issoform_' + post['id']).length == 0) {
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form(post['id'], function(html) {$('#isso_' + post['id']).after(html)});
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} else {
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$('#issoform_' + post['id']).remove();
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};
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event.stop();
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});
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};
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/*
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* initialize form and fetch recent comments
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*/
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function initialize(thread) {
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// that with an unordered list
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thread.append('<ul id="comments"></ul>');
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// load our css
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$('head').append('<link rel="stylesheet" href="/static/style.css" />');
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// append form
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form(null, function(html) { thread.append(html) }, function(event) {
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create({
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text: $('textarea[id="comment"]').val() || null,
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author: $('input[id="author"]').val() || null,
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email: $('input[id="email"]').val() || null,
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website: $('input[id="website"]').val() || null,
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parent: null
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}, function(rv) {
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insert($('#isso_thread'), rv);
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});
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});
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};
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function fetch(thread) {
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var rv = $.ajax({
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url: '/1.0/' + encodeURIComponent(window.location.pathname) + '/',
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method: 'GET',
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type: 'json',
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headers: {
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'Content-Type': 'application/json',
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},
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error: function(resp) {
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return;
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},
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success: function(resp) {
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for (var item in resp) {
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insert(thread, resp[item]);
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}
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}
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});
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};
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$.domReady(function() {
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// initialize comment form and css
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initialize($('#isso_thread'));
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// fetch comments for path
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fetch($('#isso_thread'));
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// REMOVE ME
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$('input[id="author"]').val("Peter");
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$('textarea[id="comment"]').val("Lorem ipsum ...");
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});
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posativ
12 years ago