43 lines
935 B
Ruby
43 lines
935 B
Ruby
module ApplicationHelper
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def nav_link_to(text, url, options = nil)
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if nav_link_match(params[:controller], url)
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klass = "current"
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else
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klass = nil
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end
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content_tag("li", link_to(text, url, options), :class => klass)
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end
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def format_text(text, options = {})
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DText.parse(text)
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end
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def error_messages_for(instance_name)
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instance = instance_variable_get("@#{instance_name}")
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if instance.errors.any?
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%{<div class="error-messages"><h1>There were errors</h1><p>#{instance.__send__(:errors).full_messages.join(", ")}</div>}.html_safe
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else
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""
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end
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end
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protected
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def nav_link_match(controller, url)
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url =~ case controller
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when "tag_aliases", "tag_implications"
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/^\/tags/
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when "sessions", "user_maintenance"
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/^\/users/
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when "forum_posts"
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/^\/forum_topics/
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else
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/^\/#{controller}/
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end
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end
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end
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