diff vendor/gems/coderay-1.0.0/lib/coderay/encoders/html/output.rb @ 909:cbb26bc654de redmine-1.3

Update to Redmine 1.3-stable branch (Redmine SVN rev 8964)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/gems/coderay-1.0.0/lib/coderay/encoders/html/output.rb	Fri Feb 24 19:09:32 2012 +0000
@@ -0,0 +1,158 @@
+module CodeRay
+module Encoders
+
+  class HTML
+
+    # This module is included in the output String of the HTML Encoder.
+    #
+    # It provides methods like wrap, div, page etc.
+    #
+    # Remember to use #clone instead of #dup to keep the modules the object was
+    # extended with.
+    #
+    # TODO: Rewrite this without monkey patching.
+    module Output
+
+      attr_accessor :css
+
+      class << self
+
+        # Raises an exception if an object that doesn't respond to to_str is extended by Output,
+        # to prevent users from misuse. Use Module#remove_method to disable.
+        def extended o  # :nodoc:
+          warn "The Output module is intended to extend instances of String, not #{o.class}." unless o.respond_to? :to_str
+        end
+
+        def make_stylesheet css, in_tag = false  # :nodoc:
+          sheet = css.stylesheet
+          sheet = <<-'CSS' if in_tag
+<style type="text/css">
+#{sheet}
+</style>
+          CSS
+          sheet
+        end
+
+        def page_template_for_css css  # :nodoc:
+          sheet = make_stylesheet css
+          PAGE.apply 'CSS', sheet
+        end
+
+      end
+
+      def wrapped_in? element
+        wrapped_in == element
+      end
+
+      def wrapped_in
+        @wrapped_in ||= nil
+      end
+      attr_writer :wrapped_in
+
+      def wrap_in! template
+        Template.wrap! self, template, 'CONTENT'
+        self
+      end
+      
+      def apply_title! title
+        self.sub!(/(<title>)(<\/title>)/) { $1 + title + $2 }
+        self
+      end
+
+      def wrap! element, *args
+        return self if not element or element == wrapped_in
+        case element
+        when :div
+          raise "Can't wrap %p in %p" % [wrapped_in, element] unless wrapped_in? nil
+          wrap_in! DIV
+        when :span
+          raise "Can't wrap %p in %p" % [wrapped_in, element] unless wrapped_in? nil
+          wrap_in! SPAN
+        when :page
+          wrap! :div if wrapped_in? nil
+          raise "Can't wrap %p in %p" % [wrapped_in, element] unless wrapped_in? :div
+          wrap_in! Output.page_template_for_css(@css)
+          if args.first.is_a?(Hash) && title = args.first[:title]
+            apply_title! title
+          end
+          self
+        when nil
+          return self
+        else
+          raise "Unknown value %p for :wrap" % element
+        end
+        @wrapped_in = element
+        self
+      end
+
+      def stylesheet in_tag = false
+        Output.make_stylesheet @css, in_tag
+      end
+
+#-- don't include the templates in docu
+
+      class Template < String  # :nodoc:
+
+        def self.wrap! str, template, target
+          target = Regexp.new(Regexp.escape("<%#{target}%>"))
+          if template =~ target
+            str[0,0] = $`
+            str << $'
+          else
+            raise "Template target <%%%p%%> not found" % target
+          end
+        end
+
+        def apply target, replacement
+          target = Regexp.new(Regexp.escape("<%#{target}%>"))
+          if self =~ target
+            Template.new($` + replacement + $')
+          else
+            raise "Template target <%%%p%%> not found" % target
+          end
+        end
+
+      end
+
+      SPAN = Template.new '<span class="CodeRay"><%CONTENT%></span>'
+
+      DIV = Template.new <<-DIV
+<div class="CodeRay">
+  <div class="code"><pre><%CONTENT%></pre></div>
+</div>
+      DIV
+
+      TABLE = Template.new <<-TABLE
+<table class="CodeRay"><tr>
+  <td class="line-numbers" title="double click to toggle" ondblclick="with (this.firstChild.style) { display = (display == '') ? 'none' : '' }"><pre><%LINE_NUMBERS%></pre></td>
+  <td class="code"><pre><%CONTENT%></pre></td>
+</tr></table>
+      TABLE
+
+      PAGE = Template.new <<-PAGE
+<!DOCTYPE html>
+<html>
+<head>
+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+  <title></title>
+  <style type="text/css">
+.CodeRay .line-numbers a {
+  text-decoration: inherit;
+  color: inherit;
+}
+<%CSS%>
+  </style>
+</head>
+<body style="background-color: white;">
+
+<%CONTENT%>
+</body>
+</html>
+      PAGE
+
+    end
+
+  end
+
+end
+end