Make output of 'Read more' link, and the link text, configurable

README.md

@@ -4,9 +4,28 @@ The truncator requires [Nokogiri][4] to parse out the HTML string.
 
 ## Usage
 
-If you're using Jekyll, add the only_first_p.rb file to your _plugins directory - this will give you the helper `only_first_p` as a [Liquid][3] filter. In your views, you can use this function in order to *show only first paragpaph of page/post*
+If you're using Jekyll, add the only_first_p.rb file to your _plugins directory - this will give you the helper `only_first_p` as a [Liquid][3] filter. In your views, you can use this function in order to *show only first paragraph of page/post*
 
     page | only_first_p
 
+## Default output
+
+    <p>
+    {first paragraph content}
+    </p><a class="readmore" href="{post-url}">Read more</a>
+
+## Configuration
+
+You can choose whether to output a 'Read more' link and the link text to use.
+
+Update your _config.yml as required.
+
+    # Only First P Plugin
+    only_first_p:
+        show_read_more_link: true
+        read_more_link_text: 'Read more'
+
+The above is the default configuration and will be used if nothing is specified. Modify as needed.
+
 [3]:http://liquidmarkup.org
 [4]:http://nokogiri.org/

only_first_p.rb

@@ -1,14 +1,53 @@
 require 'nokogiri'
 
 module Jekyll
-  module AssetFilter
-    def only_first_p(post)
+  module AssetFilter    
+    @@only_first_p_config = nil
+    @@only_first_p_default_config = {
+          "show_read_more_link" => true,
+          "read_more_link_text" => "Read more"
+    }
+
+    def only_first_p(post)       
       output = "<p>"
       output << Nokogiri::HTML(post["content"]).at_css("p").inner_html
-      output << %{</p><a class="readmore" href="#{post["url"]}">Read more</a>}
+      output << %{</p>}
+
+      if only_first_p_config()['show_read_more_link']
+        output << %{<a class="readmore" href="#{post["url"]}">}        
+        output << only_first_p_config()['read_more_link_text']        
+        output << %{</a>}
+      end
 
       output
-    end
+    end    
+
+    def only_first_p_config
+      if @@only_first_p_config == nil
+        jekyll_configuration = Jekyll.configuration({})
+
+        if jekyll_configuration['only_first_p'] == nil
+          @@only_first_p_config = @@only_first_p_default_config
+        else
+          if jekyll_configuration['only_first_p'].kind_of?(Object)
+            @@only_first_p_config = {}
+
+            @@only_first_p_default_config.each.each do |key,value|              
+              if jekyll_configuration['only_first_p'][key] == nil
+                @@only_first_p_config[key] = value
+              else
+                @@only_first_p_config[key] = jekyll_configuration['only_first_p'][key]
+              end             
+            end
+          else
+            @@only_first_p_config = @@only_first_p_default_config
+          end          
+        end
+      end
+
+      @@only_first_p_config
+    end   
+
   end
 end