mirror of https://github.com/zulip/zulip.git
66 lines
1.7 KiB
JavaScript
66 lines
1.7 KiB
JavaScript
var casper = require("casper").create({
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verbose: true
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});
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// The base links array
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var links = [
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"http://google.com/",
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"http://yahoo.com/",
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"http://bing.com/"
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];
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// If we don't set a limit, it could go on forever
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var upTo = ~~casper.cli.get(0) || 10;
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var currentLink = 0;
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// Get the links, and add them to the links array
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// (It could be done all in one step, but it is intentionally splitted)
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function addLinks(link) {
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this.then(function() {
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var found = this.evaluate(searchLinks);
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this.echo(found.length + " links found on " + link);
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links = links.concat(found);
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});
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}
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// Fetch all <a> elements from the page and return
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// the ones which contains a href starting with 'http://'
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function searchLinks() {
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var filter, map;
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filter = Array.prototype.filter;
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map = Array.prototype.map;
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return map.call(filter.call(document.querySelectorAll("a"), function(a) {
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return (/^http:\/\/.*/i).test(a.getAttribute("href"));
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}), function(a) {
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return a.getAttribute("href");
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});
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}
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// Just opens the page and prints the title
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function start(link) {
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this.start(link, function() {
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this.echo('Page title: ' + this.getTitle());
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});
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}
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// As long as it has a next link, and is under the maximum limit, will keep running
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function check() {
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if (links[currentLink] && currentLink < upTo) {
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this.echo('--- Link ' + currentLink + ' ---');
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start.call(this, links[currentLink]);
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addLinks.call(this, links[currentLink]);
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currentLink++;
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this.run(check);
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} else {
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this.echo("All done.");
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this.exit();
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}
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}
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casper.start().then(function() {
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this.echo("Starting");
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});
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casper.run(check);
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