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Adds a button that compares the anime list of a hummingbird user against yours
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// ==UserScript==
// @name Hummingbird User Compare
// @version 3.0.12
// @description Adds a button that compares the anime list of a hummingbird user against yours
// @author kufii, fuzetsu
// @match http://hummingbird.me/*
// @match http://forums.hummingbird.me/*
// @match https://hummingbird.me/*
// @match https://forums.hummingbird.me/*
// @grant none
// @require https://greasyfork.org/scripts/5679-wait-for-elements/code/Wait%20For%20Elements.js?version=46106
// @noframes
// @namespace https://greasyfork.org/users/649
// ==/UserScript==
var SCRIPT_NAME = 'Hummingbird User Compare';
var BTN_ID = 'us-compare-button';
var COMPAT_ID = 'us-compat-table';
var USERNAME_SELECTOR = 'h2.username,h1.username';
var CACHE = {};
var Util = {
log: function() {
var args = [].slice.call(arguments);
args.unshift('%c' + SCRIPT_NAME + ':', 'font-weight: bold');
console.log.apply(console, args);
},
q: function(query, context) {
return (context || document).querySelector(query);
},
qq: function(query, context) {
return [].slice.call((context || document).querySelectorAll(query));
},
shallowTextContent: function(elem) {
var child = elem.firstChild,
texts = [];
while (child) {
if (child.nodeType == 3) {
texts.push(child.data);
}
child = child.nextSibling;
}
return texts.join("");
},
arrToTable: function(arr, opts) {
// takes an object and converts to an html compliant list of attributes
var makeAttrs = function(obj) {
var str = '';
var key;
for(key in obj) {
if(obj.hasOwnProperty(key)) {
str += key + '="' + obj[key] + '" ';
}
}
return str;
};
// creates an object of the specified type
// either takes a config object with attributes and a value, or just the value directly
var createElement = function(type, data) {
if(typeof data === 'object') {
return '<' + type +' ' + makeAttrs(data.attrs || {}) + '>' + data.value + '</' + type + '>';
}
return '<' + type + '>' + data + '</' + type + '>';
};
opts = opts || {};
var headers = '';
// if the table is going to have a head use the first row
if(opts.hasHead) {
headers = arr[0].map(function(header) {
return createElement('th', header);
}).join('');
headers = '<thead>' + headers + '</thead>';
arr = arr.slice(1);
}
// create the body of the array
var rows = arr.map(function(row) {
return '<tr>' + row.map(function(cell) {
return createElement('td', cell);
}).join('') + '</tr>';
}).join('');
// create and return the actual table all put together
return createElement('table', {
attrs: opts.attrs,
value: (headers + '<tbody>' + rows + '</tbody>')
});
},
getJSON: function(url, load, error) {
var xhr = new XMLHttpRequest();
xhr.open('get', url);
xhr.responseType = 'json';
xhr.onload = function() {
load(xhr.response);
};
xhr.onerror = error;
xhr.send();
},
titleCase: function(str) {
return str.charAt(0).toUpperCase() + str.slice(1);
}
};
var hb = {
getCompareUrl: function() {
var you = Util.q('.dropdown-menu > li > a').href.match(/users\/([^\/]+)\/library/i)[1];
var them = Util.shallowTextContent(Util.q(USERNAME_SELECTOR)).trim();
return {
you: you,
them: them,
url: 'http://fuzetsu.github.io/hummingbird-user-compare/?user1=' + you + '&user2=' + them
};
},
getCompatibility: function(callback) {
var buffer = [];
var process = function(data) {
buffer.push(data);
if(buffer.length === 2) {
var anime, manga;
if (buffer[0].type === 'anime') {
anime = buffer[0];
manga = buffer[1];
} else {
anime = buffer[1];
manga = buffer[0];
}
CACHE[you + '+' + them] = { anime: anime, manga: manga };
callback(anime, manga);
}
};
var compare = hb.getCompareUrl();
var you = compare.you;
var them = compare.them;
var cached = CACHE[you + '+' + them];
if(cached) {
Util.log('using cached compat score');
callback(cached.anime, cached.manga);
}
// get anime compat
Util.getJSON('https://hbird-cmp-node.herokuapp.com/compatibility/anime?user1=' + you + '&user2=' + them, process);
// get manga compat
Util.getJSON('https://hbird-cmp-node.herokuapp.com/compatibility/manga?user1=' + you + '&user2=' + them, process);
},
makeCompatTable: function(compats, style) {
var table = compats.map(function(compat) {
var message = compat.phrase;
if (compat.value) {
message += ' (' + compat.percent+ ')';
}
return [
{value: Util.titleCase(compat.type) + ' Compatibility:', attrs: {style: 'text-align: right; padding-right: 5px;'}},
{value: message, attrs: {style: 'font-weight:bold'}}
];
});
return Util.arrToTable(table, {
hasHead: false,
attrs: {
style: 'position: absolute; bottom: -25px; right: 0;' + (style || ''),
id: COMPAT_ID
}
});
}
};
var lastUser;
Util.log('Started, waiting for user page...');
waitForUrl(/https:\/\/(forums\.)?hummingbird\.me\/users\/.+/, function() {
// not signed in
if(Util.q('.signup-cta')) return;
var compatTable = Util.q('#' + COMPAT_ID);
var btn = Util.q('#' + BTN_ID);
// cleanup area
if(lastUser && location.href.indexOf('/users/' + lastUser) === -1) {
if(btn) btn.remove();
if(compatTable) compatTable.remove();
}
Util.log('Found user page, waiting for button area...');
waitForElems('.user-cover-options .follow-button:not(.' + BTN_ID + ')', function(btnFollow) {
// exit early if you're on your own profile
var compare = hb.getCompareUrl();
if(location.href.indexOf('/users/' + compare.you) !== -1) {
lastUser = compare.you;
return;
}
// try getting forum button and fix it if we find it
var forumButton = Util.q('.account-info .inline-list a');
if(forumButton) {
forumButton.title = '';
forumButton.target = '_blank';
forumButton.href = compare.url;
}
btn = forumButton || btn;
var compatibilityCallback = function(anime, manga) {
var styleOverride = '';
if(forumButton) {
styleOverride = 'bottom: 38px; width: 350px;';
}
btnFollow.parentNode.innerHTML += hb.makeCompatTable([anime, manga], styleOverride);
};
Util.log('Found button area, loading button and compat rating...');
if(!btn) {
btn = document.createElement('a');
btn.className = btnFollow.className;
btn.id = BTN_ID;
btn.textContent = 'Compare';
btn.target = '_blank';
btn.setAttribute('style', 'right: ' + (btnFollow.clientWidth + 10) + 'px; background: rgb(236, 134, 97); color: white;');
}
if(compare.them === lastUser) {
// if the current user is the same as last but the user url changed then wait for the username to update
if(location.href.indexOf("/users/" + lastUser) === -1) {
if (compatTable) {
compatTable.remove();
}
Util.q(USERNAME_SELECTOR).addEventListener('DOMSubtreeModified', function(e) {
this.removeEventListener('DOMSubtreeModified', arguments.callee);
compare = hb.getCompareUrl();
btn.href = compare.url;
if(!forumButton) {
btnFollow.parentNode.appendChild(btn);
}
hb.getCompatibility(compatibilityCallback);
});
}
} else {
if (compatTable) {
compatTable.remove();
}
btn.href = compare.url;
if(!forumButton) {
btnFollow.parentNode.appendChild(btn);
}
hb.getCompatibility(compatibilityCallback);
}
lastUser = compare.them;
}, true);
});