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The star length can now be modified in the configuration. #1

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The star length can now be modified in the configuration. #1

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5eb9a3b
Extracted the star length into a module variable
e3matheus Mar 28, 2012
4323312
Refactored the score_in_pixels method.
e3matheus Mar 28, 2012
0f3eeaa
Return an empty url if no user is signed in
e3matheus May 2, 2012
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15 changes: 11 additions & 4 deletions app/helpers/rating_engine/ratings_helper.rb
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
module RatingEngine
module RatingsHelper
def star_rating_for(rateable, params={})
enabled, show_score = params[:enabled].nil? ? true : params[:enabled], (params[:show_score] || true)
enabled = params[:enabled].nil? ? true : params[:enabled]
show_score = params[:show_score] || true
current_score = show_score ? score_in_pixels(rateable.average_rating) : 0

render :partial => 'rating_engine/ratings/star_rating',
Expand All @@ -10,15 +11,21 @@ def star_rating_for(rateable, params={})
end

def score_in_pixels(current_score)
((current_score * 125.0)/RatingEngine.max_score).round
(current_score * RatingEngine.star_length).round
end

def rating_url(rateable)
if rateable.rated_by?(controller.current_user)
if current_user.nil?
""
elsif rateable.rated_by?(controller.current_user)
eval("#{rateable.class.to_s.downcase}_rating_path(#{rateable.id})")
else
eval("#{rateable.class.to_s.downcase}_ratings_path(#{rateable.id})")
end
end

def star_left_padding(score)
score_in_pixels(score) - RatingEngine.star_length
end
end
end
end
4 changes: 2 additions & 2 deletions app/views/rating_engine/ratings/_star_rating.html.erb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,11 +5,11 @@
<% if enabled %>
<% (RatingEngine.min_score..RatingEngine.max_score).each do |score| %>
<li>
<a href="#" title='<%= score %> stars out of <%= RatingEngine.max_score %>' style='left:<%= ((score) * 25) - 25%>px'>
<a href="#" title='<%= score %> stars out of <%= RatingEngine.max_score %>' style='left:<%= star_left_padding(score) %>px'>
<%= score %>
</a>
</li>
<% end %>
<% end %>
</ul>
</div>
</div>
5 changes: 4 additions & 1 deletion lib/rating_engine.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,9 @@ module RatingEngine
mattr_accessor :min_score
@@min_score = 1

mattr_accessor :star_length
@@star_length = 25

def self.setup
yield self
end
Expand All @@ -22,4 +25,4 @@ def self.setup
require 'rating_engine/engine'
end

end
end