Update OpenGL documentation (4)

assets/javascripts/news.json

@@ -1,4 +1,8 @@
 [
+  [
+    "2024-07-28",
+    "New documentation: <a href=\"/opengl/\">OpenGL</a>"
+  ],
   [
     "2024-06-12",
     "New documentations: <a href=\"/nextjs/\">Next.js</a>, <a href=\"/click/\">click</a>"

lib/docs/filters/opengl/clean_html.rb

@@ -2,7 +2,11 @@ module Docs
     class Opengl
       class CleanHtmlFilter < Filter
         def call
-          # Rmeove table from function definitions
+          return '<h1>OpenGL</h1>' if root_page?
+
+          @doc = at_css('.refentry') if at_css('.refentry')
+
+          # Remove table from function definitions
           css('.funcprototype-table').each do |node|
             node.css('td').each do |data|
               data.replace(data.children)
@@ -15,6 +19,12 @@ module Docs
             node.replace(node.children)
           end
 
+          css('a').remove_attribute('target')
+
+          # needed for scraper's options[:attribution]
+          copyright = at_css('h2:contains("Copyright")')
+          copyright.parent['style'] = 'display: none' if copyright
+
           doc
         end
       end

lib/docs/filters/opengl/entries.rb

@@ -15,6 +15,7 @@ module Docs
       def additional_entries
         entries = []
         css('.fsfunc').each do |function|
+          next if function.text == name
           entries << [ function.text, function.text ]
         end
         entries

lib/docs/scrapers/opengl.rb

@@ -1,6 +1,7 @@
 module Docs
   class Opengl < FileScraper
     self.type = 'simple'
+    self.name = 'OpenGL'
     self.root_path = 'index.php'
     self.links = {
       home: 'https://registry.khronos.org/OpenGL-Refpages/'
@@ -12,18 +13,19 @@ module Docs
 
     options[:attribution] = ->(filter) {
       # copyright is the last section in these pages
-      return filter.css('.refsect1:last-child').css('p').inner_text
+      return filter.css('h2:contains("Copyright") ~ p').inner_text
     }
 
-    version '2.1' do
-      self.root_path = 'index.html'
-      self.release = '2.1'
-      self.base_url = "https://registry.khronos.org/OpenGL-Refpages/gl#{self.version}/"
-    end
     version '4' do
       self.root_path = 'index.php'
       self.release = '4'
       self.base_url = "https://registry.khronos.org/OpenGL-Refpages/gl#{self.version}/"
     end
+
+    version '2.1' do
+      self.root_path = 'index.html'
+      self.release = '2.1'
+      self.base_url = "https://registry.khronos.org/OpenGL-Refpages/gl#{self.version}/"
+    end
   end
 end