lib/showoff.rb in showoff-0.0.7 vs lib/showoff.rb in showoff-0.1.0

@@ -2,10 +2,17 @@
 require 'sinatra/base'
 require 'json'
 require 'nokogiri'
 require 'showoff_utils'
 
+begin
+  require 'prawn'
+  require 'princely'
+rescue LoadError
+  puts 'pdf generation disabled - install prawn'
+end
+
 begin 
   require 'rdiscount'
 rescue LoadError
   require 'bluecloth'
   Markdown = BlueCloth
@@ -43,11 +50,11 @@
 
     def js_files
       Dir.glob("#{options.pres_dir}/*.js").map { |path| File.basename(path) }
     end
 
-    def process_markdown(name, content)
+    def process_markdown(name, content, wrap = false)
       slides = content.split(/^!SLIDE/)
       slides.delete('')
       final = ''
       if slides.size > 1
         seq = 1
@@ -55,20 +62,22 @@
       slides.each do |slide|
         md = ''
         lines = slide.split("\n")
         classes = lines.shift
         slide = lines.join("\n")
+        md += '<div class="' + wrap + '">' if wrap
         if seq
           md += "<div class=\"slide #{classes}\" ref=\"#{name}/#{seq.to_s}\">\n"
           seq += 1
         else
           md += "<div class=\"slide #{classes}\" ref=\"#{name}\">\n"
         end
         sl = Markdown.new(slide).to_html 
         sl = update_image_paths(name, sl)
         md += sl
         md += "</div>\n"
+        md += "</div>\n" if wrap
         final += update_commandline_code(md)
       end
       final
     end
 
@@ -112,10 +121,59 @@
           code << c
         end
       end
       html.root.to_s
     end
+    
+    def get_slides_html(wrap = false)
+      index = File.join(options.pres_dir, 'showoff.json')
+      files = []
+      if File.exists?(index)
+        order = JSON.parse(File.read(index))
+        order = order.map { |s| s['section'] }
+        order.each do |section|
+          files << load_section_files(section)
+        end
+        files = files.flatten
+        files = files.select { |f| f =~ /.md/ }
+        data = ''
+        files.each do |f|
+          fname = f.gsub(options.pres_dir + '/', '').gsub('.md', '')
+          data += process_markdown(fname, File.read(f), wrap)
+        end
+      end
+      data
+    end
+
+    def inline_css(csses, pre = nil)
+      css_content = '<style type="text/css">'
+      csses.each do |css_file|
+        if pre
+          css_file = File.join(File.dirname(__FILE__), '..', pre, css_file) 
+        else
+          css_file = File.join(options.pres_dir, css_file) 
+        end
+        css_content += File.read(css_file)
+      end
+      css_content += '</style>'
+      css_content
+    end
+
+    def inline_js(jses, pre = nil)
+      js_content = '<script type="text/javascript">'
+      jses.each do |js_file|
+        if pre
+          js_file = File.join(File.dirname(__FILE__), '..', pre, js_file) 
+        else
+          js_file = File.join(options.pres_dir, js_file) 
+        end
+        js_content += File.read(js_file)
+      end
+      js_content += '</script>'
+      js_content
+    end
+
   end
 
   get '/' do
     erb :index
   end
@@ -125,26 +183,23 @@
     full_path = File.join(options.pres_dir, path)
     send_file full_path
   end
 
   get '/slides' do
-    index = File.join(options.pres_dir, 'showoff.json')
-    files = []
-    if File.exists?(index)
-      order = JSON.parse(File.read(index))
-      order = order.map { |s| s['section'] }
-      order.each do |section|
-        files << load_section_files(section)
+    get_slides_html
+  end
 
-      end
-      files = files.flatten
-      files = files.select { |f| f =~ /.md/ }
-      data = ''
-      files.each do |f|
-        fname = f.gsub(options.pres_dir + '/', '').gsub('.md', '')
-        data += process_markdown(fname, File.read(f))
-      end
-    end
-    data
+  get '/onepage' do
+    @slides = get_slides_html('preso')
+    erb :onepage
+  end
+
+  get '/pdf' do
+    @slides = get_slides_html('preso')
+    @no_js = true
+    html = erb :onepage
+    p = Princely.new
+    p.pdf_from_string_to_file(html, '/tmp/preso.pdf')
+    send_file '/tmp/preso.pdf'
   end
 
 end