feat: show impl url for issue trackers

Author: NiklasMerz

_layouts/feature.html

@@ -66,6 +66,7 @@ <h1 class="feature-title">
 			{% comment %}
 			4. Let's start the loop!
 			{% endcomment %}
+			{% assign has-unsupported = false -%}
 			{% for family in page-families-in-order %}
 			{% assign family-key = family -%}
 			{% assign family-values = page.stats[family] -%}
@@ -107,6 +108,7 @@ <h4 class="data-platform-name">
 										{% assign stat-class-name = 'supported' -%}
 									{% when 'n' %}
 										{% assign stat-class-name = 'unsupported' -%}
+										{% assign has-unsupported = true -%}
 									{% when 'a' %}
 										{% assign stat-class-name = 'mitigated' -%}
 									{% when 'u' %}
@@ -167,6 +169,9 @@ <h4 class="data-platform-name">
 			{% endfor %}
 		</div>
 	</div>
+	{% if has-unsupported and page.has_impl_urls %}
+	<p class="hint-tracker">Please check the <a href="#resources">resources section</a> for links to the issue tracker. They often provide a feature to upvote issues and show your support.</p>
+	{% endif %}
 	<footer class="feature-footer">
 		{% assign has-page-notes = false -%}
 		{% if page.notes != nil and page.notes != "" %}
@@ -199,7 +204,7 @@ <h3 class="list-subtitle">Unsupported keys in WebViews</h3>
 			{% endif %}
 			{% endif %}
 			{% if page.links.size > 0 %}
-			<h2 class="list-title">Resources</h2>
+			<h2 class="list-title" id="resources">Resources</h2>
 			<ul class="list">
 				{% for link in page.links %}
 				{% assign link-title = link | first -%}

_plugins/generated_features.rb

@@ -5,6 +5,46 @@ module Generated
     class FeaturesGenerator < Jekyll::Generator
       safe true
 
+	  def getBugTrackerLabel(url)
+		if url.include?('crbug.com') || url.include?('bugs.chromium.org')
+			"Chromium issue tracker"
+		elsif url.include?('webkit.org') || url.include?('bugs.webkit.org')
+			"WebKit issue tracker"
+		elsif url.include?('bugzil.la') || url.include?('bugzilla.mozilla.org')
+			"Firefox issue tracker"
+		else
+			"Issue tracker"
+		end
+	  end
+
+	  def getImplUrls(feature)
+		platforms = ['webview_ios', 'webview_android', 'chrome_android', 'safari_ios']
+		urls = []
+
+		platforms.each do |platform|
+			next unless feature['__compat']['support'].key?(platform)
+			support = feature['__compat']['support'][platform]
+			entries = support.kind_of?(Array) ? support : [support]
+			entries.each do |entry|
+				next unless entry.kind_of?(Hash) && entry.key?('impl_url')
+				url_list = entry['impl_url'].kind_of?(Array) ? entry['impl_url'] : [entry['impl_url']]
+				urls.concat(url_list)
+			end
+		end
+
+		urls.uniq!
+		tracker_counts = Hash.new(0)
+		result = {}
+		urls.each do |url|
+			base_label = getBugTrackerLabel(url)
+			tracker_counts[base_label] += 1
+			count = tracker_counts[base_label]
+			label = count > 1 ? "#{base_label} (#{count})" : base_label
+			result[label] = url
+		end
+		result
+	  end
+
 	  def getVersions(feature, platform)
 		if !feature['__compat']["support"].key?(platform) then
 			return {
@@ -68,9 +108,12 @@ def generate_bcd_from_section(site, section, timestamp, category, appended_title
 			doc.data['keywords'] = 'todo'
 			doc.data['last_test_date'] = timestamp
 			doc.data['notes'] = data_source
-			doc.data['links'] = feature["__compat"].key?("mdn_url") ? {
+			links = feature["__compat"].key?("mdn_url") ? {
 				"MDN reference" => feature["__compat"]["mdn_url"]
 			} : {}
+			impl_urls = getImplUrls(feature)
+			doc.data['links'] = links.merge(impl_urls)
+			doc.data['has_impl_urls'] = !impl_urls.empty?
 			doc.data['stats'] = {
 				"wkwebview" => {
 					"macos" => {

_sass/_pages/_feature.scss

@@ -531,6 +531,23 @@
 	}
 }
 
+.hint-tracker {
+	padding: rem(12px) rem(32px);
+	font-size: rem(14px);
+	line-height: 1.5;
+	color: rgba(255, 255, 255, 0.7);
+	border-top: 1px solid #3c3c3d;
+
+	a {
+		color: inherit;
+		text-decoration: underline;
+
+		&:hover, &:focus {
+			color: #fff;
+		}
+	}
+}
+
 .data-version-notes {
 	position: absolute;
 	left: 0;