From e201b4cbb1fd5cd69230685eec8b312b24088582 Mon Sep 17 00:00:00 2001 From: Julian Prieber <60265788+JulianPrieber@users.noreply.github.com> Date: Thu, 23 Nov 2023 15:19:10 +0100 Subject: [PATCH] Update favicon.blade.php --- resources/views/components/favicon.blade.php | 317 ++++++++++--------- 1 file changed, 165 insertions(+), 152 deletions(-) diff --git a/resources/views/components/favicon.blade.php b/resources/views/components/favicon.blade.php index 5086460..bd09418 100644 --- a/resources/views/components/favicon.blade.php +++ b/resources/views/components/favicon.blade.php @@ -1,173 +1,186 @@ strictErrorChecking = false; + @$dom->loadHTMLFile($url); + if ($dom) { + $faviconURL = extractFaviconUrlFromDOM($dom); + if ($faviconURL) { + return getAbsoluteUrl($url, $faviconURL); + } + } + } catch (Exception $e) { + // Silently fail and continue to the next method + } + + // Check directly for favicon.ico or favicon.png + $parse = parse_url($url); + $faviconURL = getAbsoluteUrl($url, "/favicon.ico"); + if (checkURLExists($faviconURL)) { + return $faviconURL; + } + + $faviconURL = getAbsoluteUrl($url, "/favicon.png"); + if (checkURLExists($faviconURL)) { + return $faviconURL; + } + + // Fallback to regex extraction + $faviconURL = extractFaviconUrlWithRegex($response); + if ($faviconURL) { + $faviconURL = getAbsoluteUrl($url, $faviconURL); + } + return $faviconURL; + } +} + +if (!function_exists('getRedirectUrlFromHeaders')) { + function getRedirectUrlFromHeaders($headers) + { + if (preg_match('/^Location:\s+(.*)$/mi', $headers, $matches)) { + return trim($matches[1]); + } return null; } +} - $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); - curl_close($ch); +if (!function_exists('extractFaviconUrlFromDOM')) { + function extractFaviconUrlFromDOM($dom) + { + $xpath = new DOMXPath($dom); - // Check if the URL is redirected - if ($httpCode == 301 || $httpCode == 302) { - $redirectUrl = getRedirectUrlFromHeaders($response); - if ($redirectUrl) { - return getFaviconURL($redirectUrl); // Recursively call getFavicon with the redirected URL + // Check for the historical rel="shortcut icon" + $shortcutIcon = $xpath->query('//link[@rel="shortcut icon"]'); + if ($shortcutIcon->length > 0) { + $path = $shortcutIcon->item(0)->getAttribute('href'); + return $path; + } + + // Check for the HTML5 rel="icon" + $icon = $xpath->query('//link[@rel="icon"]'); + if ($icon->length > 0) { + $path = $icon->item(0)->getAttribute('href'); + return $path; + } + + return null; + } +} + +if (!function_exists('checkURLExists')) { + function checkURLExists($url) + { + $headers = @get_headers($url); + return ($headers && strpos($headers[0], '200') !== false); + } +} + +if (!function_exists('extractFaviconUrlWithRegex')) { + function extractFaviconUrlWithRegex($html) + { + // Check for the historical rel="shortcut icon" + if (preg_match('/]+rel=["\']shortcut icon["\'][^>]+href=["\']([^"\']+)["\']/', $html, $matches)) { + $faviconURL = $matches[1]; + return $faviconURL; + } + + // Check for the HTML5 rel="icon" + if (preg_match('/]+rel=["\']icon["\'][^>]+href=["\']([^"\']+)["\']/', $html, $matches)) { + $faviconURL = $matches[1]; + return $faviconURL; + } + + return null; + } +} + +if (!function_exists('getAbsoluteUrl')) { + function getAbsoluteUrl($baseUrl, $relativeUrl) + { + $parsedUrl = parse_url($baseUrl); + $scheme = isset($parsedUrl['scheme']) ? $parsedUrl['scheme'] : 'http'; + $host = isset($parsedUrl['host']) ? $parsedUrl['host'] : ''; + $path = isset($parsedUrl['path']) ? $parsedUrl['path'] : ''; + $basePath = "$scheme://$host$path"; + + if (strpos($relativeUrl, 'http') === 0) { + return $relativeUrl; // Already an absolute URL + } elseif (strpos($relativeUrl, '/') === 0) { + return "$scheme://$host$relativeUrl"; // Root-relative URL + } else { + return "$basePath/$relativeUrl"; // Path-relative URL } } - - // Try extracting favicon using DOMDocument - try { - $dom = new DOMDocument(); - $dom->strictErrorChecking = false; - @$dom->loadHTMLFile($url); - if ($dom) { - $faviconURL = extractFaviconUrlFromDOM($dom); - if ($faviconURL) { - return getAbsoluteUrl($url, $faviconURL); - } - } - } catch (Exception $e) { - // Silently fail and continue to the next method - } - - // Check directly for favicon.ico or favicon.png - $parse = parse_url($url); - $faviconURL = getAbsoluteUrl($url, "/favicon.ico"); - if (checkURLExists($faviconURL)) { - return $faviconURL; - } - - $faviconURL = getAbsoluteUrl($url, "/favicon.png"); - if (checkURLExists($faviconURL)) { - return $faviconURL; - } - - // Fallback to regex extraction - $faviconURL = extractFaviconUrlWithRegex($response); - if ($faviconURL) { - $faviconURL = getAbsoluteUrl($url, $faviconURL); - } - return $faviconURL; } -function getRedirectUrlFromHeaders($headers) -{ - if (preg_match('/^Location:\s+(.*)$/mi', $headers, $matches)) { - return trim($matches[1]); - } - return null; -} +if (!function_exists('getFavIcon')) { + function getFavIcon($id) + { + try { + $link = Link::find($id); + $page = $link->link; -function extractFaviconUrlFromDOM($dom) -{ - $xpath = new DOMXPath($dom); + $url = getFaviconURL($page); - // Check for the historical rel="shortcut icon" - $shortcutIcon = $xpath->query('//link[@rel="shortcut icon"]'); - if ($shortcutIcon->length > 0) { - $path = $shortcutIcon->item(0)->getAttribute('href'); - return $path; - } + $fileExtension = pathinfo($url, PATHINFO_EXTENSION); + $filename = $id . '.' . $fileExtension; + $filepath = base_path('assets/favicon/icons') . '/' . $filename; - // Check for the HTML5 rel="icon" - $icon = $xpath->query('//link[@rel="icon"]'); - if ($icon->length > 0) { - $path = $icon->item(0)->getAttribute('href'); - return $path; - } + if (!file_exists($filepath)) { + if (function_exists('curl_version')) { + $curlHandle = curl_init($url); + curl_setopt($curlHandle, CURLOPT_RETURNTRANSFER, true); + curl_setopt($curlHandle, CURLOPT_TIMEOUT, 3); + $faviconData = curl_exec($curlHandle); + curl_close($curlHandle); - return null; -} - -function checkURLExists($url) -{ - $headers = @get_headers($url); - return ($headers && strpos($headers[0], '200') !== false); -} - -function extractFaviconUrlWithRegex($html) -{ - // Check for the historical rel="shortcut icon" - if (preg_match('/]+rel=["\']shortcut icon["\'][^>]+href=["\']([^"\']+)["\']/', $html, $matches)) { - $faviconURL = $matches[1]; - return $faviconURL; - } - - // Check for the HTML5 rel="icon" - if (preg_match('/]+rel=["\']icon["\'][^>]+href=["\']([^"\']+)["\']/', $html, $matches)) { - $faviconURL = $matches[1]; - return $faviconURL; - } - - return null; -} - -function getAbsoluteUrl($baseUrl, $relativeUrl) -{ - $parsedUrl = parse_url($baseUrl); - $scheme = isset($parsedUrl['scheme']) ? $parsedUrl['scheme'] : 'http'; - $host = isset($parsedUrl['host']) ? $parsedUrl['host'] : ''; - $path = isset($parsedUrl['path']) ? $parsedUrl['path'] : ''; - $basePath = "$scheme://$host$path"; - - if (strpos($relativeUrl, 'http') === 0) { - return $relativeUrl; // Already an absolute URL - } elseif (strpos($relativeUrl, '/') === 0) { - return "$scheme://$host$relativeUrl"; // Root-relative URL - } else { - return "$basePath/$relativeUrl"; // Path-relative URL - } -} - -function getFavIcon($id) -{ - try { - $link = Link::find($id); - $page = $link->link; - - $url = getFaviconURL($page); - - $fileExtension = pathinfo($url, PATHINFO_EXTENSION); - $filename = $id . '.' . $fileExtension; - $filepath = base_path('assets/favicon/icons') . '/' . $filename; - - if (!file_exists($filepath)) { - if (function_exists('curl_version')) { - $curlHandle = curl_init($url); - curl_setopt($curlHandle, CURLOPT_RETURNTRANSFER, true); - curl_setopt($curlHandle, CURLOPT_TIMEOUT, 3); - $faviconData = curl_exec($curlHandle); - curl_close($curlHandle); - - if ($faviconData !== false) { - file_put_contents($filepath, $faviconData); + if ($faviconData !== false) { + file_put_contents($filepath, $faviconData); + } + } else { + file_put_contents($filepath, file_get_contents($url)); } - } else { - file_put_contents($filepath, file_get_contents($url)); } + + return url('assets/favicon/icons/' . $id . '.' . $fileExtension); + } catch (Exception $e) { + // Handle the exception by copying the default SVG favicon + $defaultIcon = base_path('assets/linkstack/icons/website.svg'); + $filename = $id . '.svg'; + $filepath = base_path('assets/favicon/icons') . '/' . $filename; + copy($defaultIcon, $filepath); + + return url('assets/favicon/icons/' . $filename); } - - return url('assets/favicon/icons/' . $id . '.' . $fileExtension); - } catch (Exception $e) { - // Handle the exception by copying the default SVG favicon - $defaultIcon = base_path('assets/linkstack/icons/website.svg'); - $filename = $id . '.svg'; - $filepath = base_path('assets/favicon/icons') . '/' . $filename; - copy($defaultIcon, $filepath); - - return url('assets/favicon/icons/' . $filename); } } -?>