Merged hooks branch @ r1785 into trunk.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1786 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/tasks/plugins.rake

@@ -0,0 +1,38 @@
+require 'source_annotation_extractor'
+
+# Modified version of the SourceAnnotationExtractor in railties
+# Will search for runable code that uses <tt>call_hook</tt>
+class PluginSourceAnnotationExtractor < SourceAnnotationExtractor
+  # Returns a hash that maps filenames under +dir+ (recursively) to arrays
+  # with their annotations. Only files with annotations are included, and only
+  # those with extension +.builder+, +.rb+, +.rxml+, +.rjs+, +.rhtml+, and +.erb+
+  # are taken into account.
+  def find_in(dir)
+    results = {}
+
+    Dir.glob("#{dir}/*") do |item|
+      next if File.basename(item)[0] == ?.
+
+      if File.directory?(item)
+        results.update(find_in(item))
+      elsif item =~ /(hook|test)\.rb/
+        # skip
+      elsif item =~ /\.(builder|(r(?:b|xml|js)))$/
+        results.update(extract_annotations_from(item, /\s*(#{tag})\(?\s*(.*)$/))
+      elsif item =~ /\.(rhtml|erb)$/
+        results.update(extract_annotations_from(item, /<%=\s*\s*(#{tag})\(?\s*(.*?)\s*%>/))
+      end
+    end
+
+    results
+  end
+end
+
+namespace :redmine do
+  namespace :plugins do
+    desc "Enumerate all Redmine plugin hooks and their context parameters"
+    task :hook_list do
+      PluginSourceAnnotationExtractor.enumerate 'call_hook'
+    end
+  end
+end