/**
* @param Request $request
* @return \Illuminate\View\View | \Illuminate\Http\RedirectResponse
*/
public function site(Request $request)
{
$url = $request->input('site');
if ($this->hasNoHost($url)) {
return $this->buildNewUrlRedirect($request, 'http://' . $url);
}
if ($redirect = $this->getRedirect($url)) {
return $this->buildNewUrlRedirect($request, $redirect);
}
$html = $this->getUrlContents($url);
if ($html === false) {
return $this->buildErrorRedirect($url);
}
$parts = parse_url($url);
$baseUrl = $parts['scheme'] . '://' . $parts['host'];
$files = Scraper::extractCssFiles($html, $baseUrl);
$css = '';
foreach ($files as $file) {
$contents = $this->getUrlContents($file);
if ($contents == false) {
return $this->buildErrorRedirect($file);
}
$css .= $contents;
}
return view('colours')->with('colours', CssParser::extractColours($css));
}
public function testExtractingCssFileNames()
{
$html = '<head><link rel="stylesheet" type="text/css" href="theme.css"></head>';
$urls = Scraper::extractCssFiles($html, 'http://localhost');
$this->assertCount(1, $urls);
$this->assertSame('http://localhost/theme.css', $urls[0]);
$html = '<head><link rel="stylesheet" type="text/css" href="directory/theme.css"></head>';
$urls = Scraper::extractCssFiles($html, 'http://localhost');
$this->assertCount(1, $urls);
$this->assertSame('http://localhost/directory/theme.css', $urls[0]);
$html = '<head><link rel="stylesheet" type="text/css" href="directory/theme.css"><link rel="stylesheet" type="text/css" href="theme.css"></head>';
$urls = Scraper::extractCssFiles($html, 'http://localhost');
$this->assertCount(2, $urls);
$html = '<head><link rel="stylesheet" type="text/css" href="theme.css"><link rel="stylesheet" type="text/css" href="theme.css"></head>';
$urls = Scraper::extractCssFiles($html, 'http://localhost');
$this->assertCount(1, $urls);
$html = '<head><link rel="stylesheet" type="text/css" href="' . url('theme.css') . '"></head>';
$urls = Scraper::extractCssFiles($html, 'http://localhost');
$this->assertCount(1, $urls);
$this->assertSame('http://localhost/theme.css', $urls[0]);
}
