seo helper

.gitignore

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+*.gem
+*.rbc
+.bundle
+.config
+.yardoc
+Gemfile.lock
+InstalledFiles
+_yardoc
+coverage
+doc/
+lib/bundler/man
+pkg
+rdoc
+spec/reports
+test/tmp
+test/version_tmp
+tmp

Gemfile

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+source 'http://rubygems.org'
+
+# Specify your gem's dependencies in seo_helper.gemspec
+gemspec

Rakefile

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+#!/usr/bin/env rake
+require "bundler/gem_tasks"

lib/seo_helper.rb

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+require "seo_helper/version"
+require 'seo_helper/railtie' if defined?(Rails)
+module SeoHelper
+
+  def meta_title(title)
+    return nil if title.blank?
+    title = title + " | " + (SITE_NAME rescue "SITE_NAME")
+    tag(:meta, {:name => "title", :content => title})
+  end
+
+  def meta_description(content, site_name = false)
+    return nil if content.blank?
+    content = content + " | " + (SITE_NAME rescue "SITE_NAME") if site_name
+    tag(:meta, { :name => "description", :content => strip_tags(content) }, true)
+  end
+
+  def meta_keywords(word)
+    return nil if word.blank?
+    # word = word + (SITE_NAME rescue "SITE_NAME")
+    tag(:meta, {:name => "keywords", :content => word})
+  end
+
+  def render_rel_image(image_url)
+    return nil if image_url.blank?
+    tag(:link, {:rel => "image_src", :href => image_url})
+  end
+
+  def link_image(image_url)
+    return nil if image_url.blank?
+    tag(:link, { :rel => "image_src", :href => image_url }, true)
+  end
+
+  def link_favicon(ico_url = "/favicon.ico")
+    tag(:link, { :rel => "shortcut icon", :href => ico_url }, true)
+  end
+
+
+  def meta_robots(content = "INDEX,FOLLOW")
+    tag(:meta, { :name => "robots", :content => content }, true)
+  end
+
+end

lib/seo_helper/railtie.rb

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+require "seo_helper"
+
+module SeoImageHelper
+  class Railtie < Rails::Railtie
+    initializer "seo_helper.view_helpers" do
+      ActionView::Base.send :include, SeoHelper
+    end
+  end
+end

lib/seo_helper/version.rb

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+module SeoHelper
+  VERSION = "0.0.1"
+end

seo_helper.gemspec

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+# -*- encoding: utf-8 -*-
+require File.expand_path('../lib/seo_helper/version', __FILE__)
+
+Gem::Specification.new do |gem|
+  gem.authors       = ["xdite"]
+  gem.email         = ["xdite@techbang.com.tw"]
+  gem.description   = %q{SEO helper of Techbang}
+  gem.summary       = %q{SEO helper of Techbang}
+  gem.homepage      = ""
+
+  gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
+  gem.files         = `git ls-files`.split("\n")
+  gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
+  gem.name          = "seo_helper"
+  gem.require_paths = ["lib"]
+  gem.version       = SeoHelper::VERSION
+end