zulip/zerver/tests/frontend/casperjs/samples/metaextract.js

33 lines
747 B
JavaScript

/*jshint strict:false*/
/*global CasperError console phantom require*/
var casper = require("casper").create();
var url = casper.cli.get(0);
var metas = [];
if (!url) {
casper
.echo("Usage: $ casperjs metaextract.js <url>")
.exit(1)
;
}
casper.start(url, function() {
metas = this.evaluate(function() {
var metas = [];
[].forEach.call(document.querySelectorAll("meta"), function(elem) {
var meta = {};
[].slice.call(elem.attributes).forEach(function(attr) {
meta[attr.name] = attr.value;
});
metas.push(meta);
});
return metas;
});
});
casper.run(function() {
require("utils").dump(metas);
this.exit();
});