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Twitter Search Widget
1: copy index.html and sxsw.js to your local hard drive.
(For best results, click the RAW link next to each one.)
2: drag index.html into your browser.
3: have fun, and hit me up on Twitter at @kentbrew if you're having trouble.
<!doctype html>
<html>
<head>
<title>Twitter Search Widget</title>
</head>
<body>
<script src="twitter_search.js"></script>
</body>
</html>
// bare-bones Twitter search widget
// Kent Brewster
// TODO: unfuck goBack. It's presently broken; sorry about that!
(function (d, w) {
var $, k;
k = 'kb_' + new Date().getTime();
var $ = w[k] = {};
$.k = k;
$.d = d;
$.w = w;
$.f = (function () {
return {
init : function (findMe) {
var i, s;
s = $.d.getElementsByTagName('SCRIPT');
for (i = 0; i < s.length; i = i + 1) {
if (s[i].src.match(findMe)) {
$.s = $.d.createElement('DIV');
var settings = s[i].getAttribute('settings');
s[i].parentNode.insertBefore($.s, s[i]);
s[i].parentNode.removeChild(s[i]);
$.f.houseKeep();
break;
}
}
},
houseKeep : function() {
$.a = {
"count": "10",
"w": 300,
"p": 2
}
$.v = {};
$.p = [];
$.v.goBack = [];
$.d.h = $.d.getElementsByTagName('HEAD')[0];
$.d.b = $.d.getElementsByTagName('BODY')[0];
$.f.presentation();
$.f.structure();
$.f.behavior();
},
structure : function () {
$.s.id = $.k;
$.s.k = $.d.createElement('DIV');
$.s.k.id = $.k + '_inner';
$.s.q = $.d.createElement('INPUT');
$.s.k.appendChild($.s.q);
$.s.ul = $.d.createElement('UL');
$.s.k.appendChild($.s.ul);
$.s.appendChild($.s.k);
},
presentation : function () {
var inner, outer, styles, rules, css;
outer = '#' + $.k;
// atri: the open area at the heart of the house
inner = outer + ' #' + $.k + '_inner';
// high level of CSS specificity should protect most interior content from outside styles
styles = [
outer + ' { background:#000; border:1px solid #000; -moz-border-radius:3px; -webkit-border-radius:3px; margin:0; outline:0; position:absolute; width:' + $.a.w + 'px; }',
inner + ' * { border:0; color:inherit; font:normal normal normal 12px/16px arial; list-style:none; margin:0; outline:0; padding:0; text-align:inherit; text-indent:0; zoom:1; }',
inner + ' { background:#fff;color:#000;margin:' + $.a.p + 'px;overflow:none;text-align:left;}',
inner + ' input { background:#fff url(http://twitter.com/favicon.ico) no-repeat scroll 2px 50%; padding:3px 3px 3px 20px; width:' + ($.a.w - 30) + 'px;}',
inner + ' ul { list-style:none; }',
inner + ' li { margin-top:3px;padding:3px 6px; border-top:1px dashed #aaa;}',
inner + ' li.footer { text-align:right;}',
inner + ' li cite { font-weight:bold; padding-right:3px; }',
inner + ' li a { color:#f00; text-decoration:none; cursor:pointer;}',
inner + ' li img { height:48px; width:48px; float:left; margin:3px 6px 5px 0; }',
inner + ' li date { display:block; font-size: 90%; text-align:right; }',
inner + ' li:after { content:"."; display:block; height:0; clear:both; visibility:hidden; }',
inner + ' .hide { display:none!important; }'
];
rules = styles.join("\n");
css = $.d.createElement('STYLE');
css.type = 'text/css';
if (css.styleSheet) {
css.styleSheet.cssText = rules;
} else {
css.appendChild($.d.createTextNode(rules));
}
$.d.h.appendChild(css);
},
behavior : function () {
setInterval($.f.run, 1000);
},
run : function () {
var i, id, n, s, url, q;
if ($.s.q.value) {
if ($.s.q.value !== $.v.lastQuery) {
for (i = 0; i < $.v.goBack.length; i++) {
if ($.v.goBack[i] === $.v.lastQuery) {
$.v.goBack.splice(i, 1);
}
}
$.v.goBack.push($.v.lastQuery);
$.v.lastQuery = $.s.q.value;
var n = $.p.length;
var id = $.k + '.p[' + n + ']';
$.p[n] = function(r) {
delete($.p[n]);
$.f.removeScript($.k + '.p[' + n + ']');
$.f.render(r);
};
// ick, not sure how to escape a double quote
var q = $.s.q.value.replace(/\"/g, '');
var url = "http://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20twitter.search%20where%20rpp=50%20and%20q%3D%22" + encodeURIComponent(q) + "%22&format=json&diagnostics=false&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys&callback=" + id;
$.f.runScript(url, $.k + '.p[' + n + ']');
}
} else {
if ($.v.lastQuery) {
$.v.lastQuery = '';
$.s.ul.innerHTML = '';
}
}
},
render : function (z) {
var i, r, li, a, created_at, from_user, span, img;
$.s.ul.innerHTML = '';
if (z.query && z.query.results && z.query.results.results && z.query.results.results.length) {
r = z.query.results.results;
for (i = 0; i < r.length; i++) {
li = $.d.createElement('LI');
img = $.d.createElement('IMG');
img.src = r[i].profile_image_url;
li.appendChild(img);
from_user = $.d.createElement('CITE');
from_user.onclick = function() {
$.s.q.value = 'from:' + this.innerHTML;
}
from_user.textContent = r[i].from_user;
li.appendChild(from_user);
span = $.d.createElement('SPAN');
var raw = r[i].text;
cooked = raw.replace(/&quot;/g, '"');
var cooked = raw.replace(/\/u([^ ]+)/gi, "&#$1;");
cooked = cooked.replace(/http:\/\/([^ ]+)/g, "<a href=\"http://$1\" target=\"_blank\">http://$1</a>");
var woo = '@<a onclick="' + $.k + '.f.stuffQuery(this.innerHTML, \'from:\');">$1</a>';
cooked = cooked.replace(/@([\w*]+)/g, woo);
var yay = '#<a onclick="' + $.k + '.f.stuffQuery(this.innerHTML, \'\');">$1</a>';
cooked = cooked.replace(/#([\w*]+)/g, yay)
span.innerHTML = cooked;
li.appendChild(span);
created_at = $.d.createElement('DATE');
created_at.textContent = r[i].created_at.split(',')[1].split('+')[0];
li.appendChild(created_at);
$.s.ul.appendChild(li);
}
}
if ($.v.goBack.length) {
li = $.d.createElement('LI');
li.className = 'footer';
li.appendChild($.d.createTextNode('go back to: '));
a = $.d.createElement('A');
a.innerHTML = $.v.goBack[$.v.goBack.length - 1];
a.onclick = function() {
$.s.q.value = this.innerHTML;
$.v.goBack.pop();
}
li.appendChild(a);
$.s.ul.appendChild(li);
}
},
stuffQuery : function(v, p) {
$.s.q.value = p + v;
},
runScript : function(url, id) {
var s = $.d.createElement('script');
s.id = id;
s.type ='text/javascript';
s.src = url;
$.d.b.appendChild(s);
},
removeScript : function(id) {
if ($.d.getElementById(id)) {
var s = $.d.getElementById(id);
s.parentNode.removeChild(s);
}
}
};
}());
$.f.init(/twitter_search\.js$/);
}(document, window));
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