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4 Commits
14 changed files with 3604 additions and 214 deletions
+3 -1
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@@ -30,7 +30,9 @@
"symfony/yaml": "^6.4|^7.0",
"monolog/monolog": "^3.0",
"vlucas/phpdotenv": "^5.6",
"google-gemini-php/client": "^1.0"
"google-gemini-php/client": "^1.0",
"guzzlehttp/guzzle": "^7.8",
"masterminds/html5": "^2.8"
},
"require-dev": {
"phpunit/phpunit": "^10.5",
+20 -1
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@@ -1,7 +1,7 @@
<!DOCTYPE html>
<html>
<head>
<title>Broken Page</title>
<title></title>
</head>
<body>
<h1 id="main-content">Welcome to a broken page</h1>
@@ -30,6 +30,25 @@
<!-- Missing Iframe Title -->
<iframe src="https://www.youtube.com/embed/dQw4w9WgXcQ" width="560" height="315"></iframe>
<!-- New WCAG Rule Violations for testing -->
<!-- LinkTextGeneric: Generic text without context -->
<a href="/read-more">Click here</a>
<a href="/devam-oku">devamını oku</a>
<!-- PlaceholderAsLabel: Input relying only on placeholder -->
<input type="text" placeholder="Search website...">
<!-- ImageAltRedundant: Redundant words in alt text -->
<img src="logo2.png" alt="logo of our company">
<img src="profile.jpg" alt="profile photo of john doe">
<!-- AriaHiddenFocusable: Focusable element hidden with aria-hidden="true" -->
<div aria-hidden="true">
<button type="button">Hidden click</button>
</div>
<a href="#" aria-hidden="true">Hidden link</a>
<p>This page has multiple accessibility issues.</p>
</body>
</html>
+10 -19
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@@ -1,19 +1,11 @@
<?php
// 1. Setup Autoloading (Mocking Composer)
require_once __DIR__ . '/../src/Scanner.php';
require_once __DIR__ . '/../src/Violation.php';
require_once __DIR__ . '/../src/SourceLocator.php';
require_once __DIR__ . '/../src/Reporter/HtmlReporter.php';
require_once __DIR__ . '/../src/Rule/RuleInterface.php';
require_once __DIR__ . '/../src/Rules/ImgAltText.php';
require_once __DIR__ . '/../src/Rules/FormLabel.php';
require_once __DIR__ . '/../src/Rules/HtmlHasLang.php';
require_once __DIR__ . '/../src/Rules/EmptyLink.php';
// 1. Setup Autoloading
require_once __DIR__ . '/../vendor/autoload.php';
use YakNet\AccessibilityConsole\Scanner;
use YakNet\AccessibilityConsole\SourceLocator;
use YakNet\AccessibilityConsole\Reporter\HtmlReporter;
use YakNet\AccessibilityConsole\Core\Scanner;
use YakNet\AccessibilityConsole\Source\SourceLocator;
use YakNet\AccessibilityConsole\Reporting\HtmlDashboardReporter;
use YakNet\AccessibilityConsole\Rules\ImgAltText;
use YakNet\AccessibilityConsole\Rules\FormLabel;
@@ -48,19 +40,18 @@ $violations = $scanner->scan($html);
if (!empty($violations)) {
// Locate Sources
// We point it to the 'views' directory so it knows where to look for the error source
$locator = new SourceLocator(__DIR__ . '/views');
foreach ($violations as $violation) {
$location = $locator->locate($violation->snippet);
$location = $locator->locate($violation->htmlSnippet);
if ($location) {
$violation->setSourceLocation($location['file'], $location['line']);
$violation->location = $location;
}
}
// Render Report
$reporter = new HtmlReporter();
$reportHtml = $reporter->render($violations);
// Render Report (Format as results mapped by page URL)
$reporter = new HtmlDashboardReporter();
$reportHtml = $reporter->render(['http://localhost:8080/index.php' => $violations], 'demo/index.php');
// Inject into body
$html = str_replace('</body>', $reportHtml . '</body>', $html);
+165 -40
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@@ -26,7 +26,10 @@ class ScanCommand extends Command
->addArgument('target', InputArgument::REQUIRED, 'The URL or file path to scan')
->addOption('ai', null, InputOption::VALUE_NONE, 'Enable AI-powered fix suggestions')
->addOption('report', null, InputOption::VALUE_REQUIRED, 'Save report to file (html or json)')
->addOption('project-path', null, InputOption::VALUE_REQUIRED, 'Base path for source mapping');
->addOption('project-path', null, InputOption::VALUE_REQUIRED, 'Base path for source mapping')
->addOption('crawl', null, InputOption::VALUE_NONE, 'Crawl internal links recursively')
->addOption('depth', null, InputOption::VALUE_REQUIRED, 'Maximum crawling depth', '3')
->addOption('max-pages', null, InputOption::VALUE_REQUIRED, 'Maximum number of pages to crawl', '20');
}
protected function execute(InputInterface $input, OutputInterface $output): int
@@ -46,73 +49,195 @@ class ScanCommand extends Command
$io->title("Accessibility Console - Scanning: $target");
// 1. Fetch HTML
$html = @file_get_contents($target);
if ($html === false || $html === '') {
$io->error("Could not read target: $target");
return Command::FAILURE;
}
// 2. Setup Scanner
// 1. Setup Scanner
$scanner = new Scanner();
foreach (StandardRuleSet::all() as $rule) {
$scanner->addRule($rule);
}
// 3. Scan
$violations = $scanner->scan($html);
// 2. Fetch and Scan
$isUrl = str_starts_with($target, 'http://') || str_starts_with($target, 'https://');
$crawl = (bool)$input->getOption('crawl') && $isUrl;
if (empty($violations)) {
/** @var array<string, \YakNet\AccessibilityConsole\Core\Violation[]> $results */
$results = [];
if ($crawl) {
$depthOption = $input->getOption('depth');
$depthLimit = is_numeric($depthOption) ? (int)$depthOption : 3;
$maxPagesOption = $input->getOption('max-pages');
$maxPages = is_numeric($maxPagesOption) ? (int)$maxPagesOption : 20;
$io->comment("Starting recursive crawl from: $target (Max Depth: $depthLimit, Max Pages: $maxPages)");
$parsedBase = parse_url($target);
$baseHost = $parsedBase['host'] ?? '';
$queue = [
['url' => $target, 'depth' => 1]
];
$visited = [];
$client = new \GuzzleHttp\Client([
'timeout' => 10,
'allow_redirects' => true,
'headers' => [
'User-Agent' => 'YakNet Accessibility Console Crawler/1.0',
]
]);
while (!empty($queue) && count($visited) < $maxPages) {
$current = array_shift($queue);
if (!is_array($current)) {
continue;
}
$url = $current['url'];
$depth = (int)$current['depth'];
// Remove fragment
$cleanUrl = strtok($url, '#');
if ($cleanUrl === false || isset($visited[$cleanUrl])) {
continue;
}
$visited[$cleanUrl] = true;
$io->write(" <fg=gray>Crawling [Depth $depth]:</> <fg=cyan>$cleanUrl</>... ");
try {
$response = $client->request('GET', $cleanUrl);
$html = (string)$response->getBody();
$io->writeln("<fg=green>OK</>");
// Scan the page HTML
$pageViolations = $scanner->scan($html);
$results[$cleanUrl] = $pageViolations;
// Extract links if depth is less than limit
if ($depth < $depthLimit) {
$html5 = new \Masterminds\HTML5(['disable_html_ns' => true]);
$doc = $html5->loadHTML($html);
$links = $doc->getElementsByTagName('a');
foreach ($links as $link) {
$href = $link->getAttribute('href');
if (empty($href) || str_starts_with($href, 'javascript:') || str_starts_with($href, 'mailto:') || str_starts_with($href, 'tel:')) {
continue;
}
// Resolve relative URI
try {
$baseUri = new \GuzzleHttp\Psr7\Uri($cleanUrl);
$relativeUri = new \GuzzleHttp\Psr7\Uri($href);
$absoluteUri = \GuzzleHttp\Psr7\UriResolver::resolve($baseUri, $relativeUri);
$absoluteUrl = (string)$absoluteUri;
} catch (\Throwable) {
continue;
}
// Check host compatibility
$parsedAbsolute = parse_url($absoluteUrl);
$absoluteHost = $parsedAbsolute['host'] ?? '';
if ($absoluteHost === $baseHost) {
// Add to queue if not already visited or in queue
$cleanAbsolute = strtok($absoluteUrl, '#');
if ($cleanAbsolute !== false && !isset($visited[$cleanAbsolute])) {
$inQueue = false;
foreach ($queue as $q) {
if ($q['url'] === $cleanAbsolute) {
$inQueue = true;
break;
}
}
if (!$inQueue) {
$queue[] = ['url' => $cleanAbsolute, 'depth' => $depth + 1];
}
}
}
}
}
} catch (\Throwable $e) {
$io->writeln("<fg=red>FAIL (" . $e->getMessage() . ")</>");
}
}
} else {
// Standard single page/file scan
$html = @file_get_contents($target);
if ($html === false || $html === '') {
$io->error("Could not read target: $target");
return Command::FAILURE;
}
$violations = $scanner->scan($html);
$results[$target] = $violations;
}
$totalViolations = 0;
foreach ($results as $url => $violations) {
$totalViolations += count($violations);
}
if ($totalViolations === 0) {
$io->success("No violations found!");
return Command::SUCCESS;
}
$io->section("Found " . count($violations) . " violations");
$io->section("Found a total of $totalViolations violations across " . count($results) . " pages");
// 4. Setup Helpers
// 3. Setup Helpers
$locator = new SourceLocator($projectPath);
$config = new Config();
$fixer = $enableAi ? new GeminiFixer($config->getGeminiApiKey()) : null;
foreach ($violations as $violation) {
$io->writeln("<fg=white;bg=red;options=bold> {$violation->ruleId} </>\t<fg=red>{$violation->message}</>");
// Show Snippet
$io->writeln(" <fg=gray>Snippet:</> <fg=yellow>" . htmlspecialchars($violation->htmlSnippet) . "</>");
// Source Mapping
$location = $locator->locate($violation->htmlSnippet);
if ($location) {
$io->writeln(" <fg=gray>Source:</> <fg=cyan>{$location['file']}:{$location['line']}</>");
foreach ($results as $url => $violations) {
if (empty($violations)) {
continue;
}
$io->section("Page: $url (" . count($violations) . " violations)");
// AI Fixer
if ($enableAi && $fixer) {
$io->write(" <fg=gray>AI Fix Suggestion:</> ");
$suggestion = $fixer->suggestFix($violation);
if ($suggestion) {
$violation->fixSuggestion = $suggestion;
$io->writeln("<fg=green>" . htmlspecialchars($suggestion) . "</>");
} else {
$io->writeln("<fg=red>Could not generate suggestion (check API key)</>");
foreach ($violations as $violation) {
$io->writeln("<fg=white;bg=red;options=bold> {$violation->ruleId} </>\t<fg=red>{$violation->message}</>");
// Show Snippet
$io->writeln(" <fg=gray>Snippet:</> <fg=yellow>" . htmlspecialchars($violation->htmlSnippet) . "</>");
// Source Mapping
$location = $locator->locate($violation->htmlSnippet);
if ($location) {
$io->writeln(" <fg=gray>Source:</> <fg=cyan>{$location['file']}:{$location['line']}</>");
}
}
$io->writeln("");
// AI Fixer
if ($enableAi && $fixer) {
$io->write(" <fg=gray>AI Fix Suggestion:</> ");
$suggestion = $fixer->suggestFix($violation);
if ($suggestion) {
$violation->fixSuggestion = $suggestion;
$io->writeln("<fg=green>" . htmlspecialchars($suggestion) . "</>");
} else {
$io->writeln("<fg=red>Could not generate suggestion (check API key)</>");
}
}
$io->writeln("");
}
}
$io->warning("Scanned " . count($violations) . " errors. Use --ai to get fix suggestions.");
$io->warning("Scanned " . $totalViolations . " errors. Use --ai to get fix suggestions.");
// Export Report
// 4. Export Report
$reportPath = $input->getOption('report');
if (is_string($reportPath) && $reportPath !== '') {
$extension = pathinfo($reportPath, PATHINFO_EXTENSION);
if ($extension === 'json') {
$data = array_map(fn($v) => $v->toArray(), $violations);
file_put_contents($reportPath, json_encode($data, JSON_PRETTY_PRINT));
$serialized = [];
foreach ($results as $url => $violations) {
$serialized[$url] = array_map(fn($v) => $v->toArray(), $violations);
}
file_put_contents($reportPath, json_encode($serialized, JSON_PRETTY_PRINT));
} else {
$reporter = new \YakNet\AccessibilityConsole\Reporting\HtmlDashboardReporter();
file_put_contents($reportPath, $reporter->render($violations, $target));
file_put_contents($reportPath, $reporter->render($results, $target));
}
$io->success("Report saved to: $reportPath");
}
+4 -3
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@@ -28,9 +28,10 @@ class Scanner
return [];
}
$doc = new \DOMDocument();
// Suppress warnings for malformed HTML
@$doc->loadHTML('<?xml encoding="utf-8" ?>' . $html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
$html5 = new \Masterminds\HTML5([
'disable_html_ns' => true,
]);
$doc = $html5->loadHTML($html);
return $this->engine->run($doc);
}
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+87
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@@ -0,0 +1,87 @@
<?php
namespace YakNet\AccessibilityConsole\Rules;
use DOMElement;
use YakNet\AccessibilityConsole\Core\Severity;
use YakNet\AccessibilityConsole\Core\Violation;
use YakNet\AccessibilityConsole\Core\WCAGStandard;
class AriaHiddenFocusable extends AbstractRule
{
public function getId(): string { return 'WCAG_4_1_2_ARIA_HIDDEN_FOCUS'; }
public function getDescription(): string { return 'Focusable elements must not be hidden with aria-hidden="true".'; }
public function getStandard(): WCAGStandard { return WCAGStandard::A; }
public function getSeverity(): Severity { return Severity::ERROR; }
public function check(DOMElement $element): ?Violation
{
if ($element->getAttribute('aria-hidden') !== 'true') {
return null;
}
if ($this->isFocusable($element) || $this->hasFocusableDescendant($element)) {
return $this->createViolation(
$element,
$this->getDescription(),
'Remove aria-hidden="true" from the container or make its focusable elements non-focusable (e.g. by setting tabindex="-1" or disabled).'
);
}
return null;
}
private function isFocusable(DOMElement $element): bool
{
$tagName = strtolower($element->tagName);
if ($element->hasAttribute('tabindex')) {
$tabindex = (int)$element->getAttribute('tabindex');
if ($tabindex < 0) {
return false;
}
return true;
}
if ($tagName === 'a' && $element->hasAttribute('href')) {
return true;
}
if (in_array($tagName, ['button', 'select', 'textarea'], true)) {
return !$element->hasAttribute('disabled');
}
if ($tagName === 'input') {
$type = strtolower($element->getAttribute('type'));
return $type !== 'hidden' && !$element->hasAttribute('disabled');
}
if ($tagName === 'iframe') {
return true;
}
return false;
}
private function hasFocusableDescendant(DOMElement $element): bool
{
$doc = $element->ownerDocument;
if ($doc === null) {
return false;
}
$xpath = new \DOMXPath($doc);
$descendants = $xpath->query('.//*', $element);
if ($descendants === false) {
return false;
}
foreach ($descendants as $descendant) {
if ($descendant instanceof DOMElement && $this->isFocusable($descendant)) {
return true;
}
}
return false;
}
}
+52
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@@ -0,0 +1,52 @@
<?php
namespace YakNet\AccessibilityConsole\Rules;
use DOMElement;
use YakNet\AccessibilityConsole\Core\Severity;
use YakNet\AccessibilityConsole\Core\Violation;
use YakNet\AccessibilityConsole\Core\WCAGStandard;
class ImageAltRedundant extends AbstractRule
{
public function getId(): string { return 'WCAG_1_1_1_ALT_REDUNDANT'; }
public function getDescription(): string { return 'Image alt text should not contain redundant words like "image" or "photo".'; }
public function getStandard(): WCAGStandard { return WCAGStandard::A; }
public function getSeverity(): Severity { return Severity::WARNING; }
/** @var array<int, string> */
private array $redundantWords = [
'resmi', 'görüntüsü', 'fotoğrafı', 'grafiği', 'logosu', 'ikonu',
'image of', 'photo of', 'picture of', 'graphic of', 'logo of', 'icon of'
];
public function check(DOMElement $element): ?Violation
{
if (strtolower($element->tagName) !== 'img') {
return null;
}
if (!$element->hasAttribute('alt')) {
return null;
}
$alt = trim($element->getAttribute('alt'));
$cleanAlt = strtolower(preg_replace('/\s+/', ' ', $alt) ?? '');
if ($cleanAlt === '') {
return null;
}
foreach ($this->redundantWords as $word) {
if (str_starts_with($cleanAlt, $word) || str_contains($cleanAlt, ' ' . $word)) {
return $this->createViolation(
$element,
$this->getDescription(),
'Remove redundant phrases like "' . $word . '" from the alt text. Screen readers already announce elements as images.'
);
}
}
return null;
}
}
+47
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@@ -0,0 +1,47 @@
<?php
namespace YakNet\AccessibilityConsole\Rules;
use DOMElement;
use YakNet\AccessibilityConsole\Core\Severity;
use YakNet\AccessibilityConsole\Core\Violation;
use YakNet\AccessibilityConsole\Core\WCAGStandard;
class LinkTextGeneric extends AbstractRule
{
public function getId(): string { return 'WCAG_2_4_4_LINK_GENERIC'; }
public function getDescription(): string { return 'Links must have descriptive text. Generic text like "click here" or "read more" is not accessible.'; }
public function getStandard(): WCAGStandard { return WCAGStandard::A; }
public function getSeverity(): Severity { return Severity::WARNING; }
/** @var array<int, string> */
private array $genericWords = [
'click here', 'click', 'read more', 'more', 'here', 'download', 'go', 'details', 'link', 'website', 'page', 'info',
'tıkla', 'tıklayın', 'devamı', 'devamını oku', 'indir', 'git', 'detay', 'detaylar', 'link', 'site', 'sayfa', 'bilgi'
];
public function check(DOMElement $element): ?Violation
{
if (strtolower($element->tagName) !== 'a') {
return null;
}
$text = trim($element->textContent);
$cleanText = strtolower(preg_replace('/\s+/', ' ', $text) ?? '');
if (in_array($cleanText, $this->genericWords, true)) {
// Check for descriptive attributes
if ($element->hasAttribute('aria-label') || $element->hasAttribute('aria-labelledby') || $element->hasAttribute('title')) {
return null;
}
return $this->createViolation(
$element,
$this->getDescription(),
'Change the link text to describe its target, or add an aria-label attribute to provide context.'
);
}
return null;
}
}
+49
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@@ -0,0 +1,49 @@
<?php
namespace YakNet\AccessibilityConsole\Rules;
use DOMElement;
use YakNet\AccessibilityConsole\Core\Severity;
use YakNet\AccessibilityConsole\Core\Violation;
use YakNet\AccessibilityConsole\Core\WCAGStandard;
class PageTitle extends AbstractRule
{
public function getId(): string { return 'WCAG_2_4_2_PAGE_TITLE'; }
public function getDescription(): string { return 'Web pages must have a non-empty title element in the head.'; }
public function getStandard(): WCAGStandard { return WCAGStandard::A; }
public function getSeverity(): Severity { return Severity::ERROR; }
public function check(DOMElement $element): ?Violation
{
if (strtolower($element->tagName) !== 'head') {
return null;
}
$titles = $element->getElementsByTagName('title');
if ($titles->length === 0) {
return $this->createViolation(
$element,
$this->getDescription(),
'Add a <title> element inside the <head>.'
);
}
$titleText = '';
$firstTitle = $titles->item(0);
if ($firstTitle !== null) {
$titleText = trim($firstTitle->textContent);
}
if ($titleText === '') {
return $this->createViolation(
$element,
$this->getDescription(),
'Provide descriptive text inside the <title> element.'
);
}
return null;
}
}
+68
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@@ -0,0 +1,68 @@
<?php
namespace YakNet\AccessibilityConsole\Rules;
use DOMElement;
use YakNet\AccessibilityConsole\Core\Severity;
use YakNet\AccessibilityConsole\Core\Violation;
use YakNet\AccessibilityConsole\Core\WCAGStandard;
class PlaceholderAsLabel extends AbstractRule
{
public function getId(): string { return 'WCAG_3_3_2_PLACEHOLDER_LABEL'; }
public function getDescription(): string { return 'Inputs should not use placeholder text as their only label.'; }
public function getStandard(): WCAGStandard { return WCAGStandard::A; }
public function getSeverity(): Severity { return Severity::WARNING; }
public function check(DOMElement $element): ?Violation
{
$tags = ['input', 'select', 'textarea'];
if (!in_array(strtolower($element->tagName), $tags, true)) {
return null;
}
// Skip hidden inputs, buttons, etc.
$type = strtolower($element->getAttribute('type'));
if ($type === 'hidden' || $type === 'submit' || $type === 'button' || $type === 'reset') {
return null;
}
// If it doesn't have a placeholder, this rule doesn't apply (FormLabel handles general missing labels)
if (!$element->hasAttribute('placeholder')) {
return null;
}
// Check if there is an aria-label or aria-labelledby
if ($element->hasAttribute('aria-label') || $element->hasAttribute('aria-labelledby')) {
return null;
}
// Check for associated label element
if ($element->hasAttribute('id')) {
$id = $element->getAttribute('id');
$doc = $element->ownerDocument;
if ($doc !== null) {
$xpath = new \DOMXPath($doc);
$labels = $xpath->query("//label[@for='$id']");
if ($labels !== false && $labels->length > 0) {
return null;
}
}
}
// Check if wrapped in label
$parent = $element->parentNode;
while ($parent) {
if ($parent instanceof DOMElement && strtolower($parent->tagName) === 'label') {
return null;
}
$parent = $parent->parentNode;
}
return $this->createViolation(
$element,
$this->getDescription(),
'Add a <label for="..."> or an aria-label attribute. Placeholder text is not a reliable label replacement.'
);
}
}
+5
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@@ -24,6 +24,11 @@ class StandardRuleSet
new DuplicateId(),
new AriaRole(),
new IframeTitle(),
new LinkTextGeneric(),
new PlaceholderAsLabel(),
new ImageAltRedundant(),
new AriaHiddenFocusable(),
new PageTitle(),
];
return $rules;
}
+11 -1
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@@ -34,7 +34,17 @@ class SourceLocator
try {
$directory = new RecursiveDirectoryIterator($this->searchPath, \FilesystemIterator::SKIP_DOTS);
$iterator = new RecursiveIteratorIterator($directory, RecursiveIteratorIterator::SELF_FIRST);
$filter = new \RecursiveCallbackFilterIterator($directory, function ($current) {
/** @var SplFileInfo $current */
if ($current->isDir()) {
$filename = $current->getFilename();
if ($filename === 'vendor' || $filename === '.git' || $filename === 'node_modules') {
return false;
}
}
return true;
});
$iterator = new RecursiveIteratorIterator($filter, RecursiveIteratorIterator::SELF_FIRST);
} catch (\UnexpectedValueException) {
return null;
}
+1866 -75
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