mirror of
https://github.com/codeninjasllc/discourse.git
synced 2024-12-12 08:41:23 -05:00
124 lines
3.3 KiB
Ruby
124 lines
3.3 KiB
Ruby
require 'current_user'
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require 'canonical_url'
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require_dependency 'guardian'
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require_dependency 'unread'
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require_dependency 'age_words'
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require_dependency 'configurable_urls'
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module ApplicationHelper
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include CurrentUser
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include CanonicalURL::Helpers
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include ConfigurableUrls
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def discourse_csrf_tags
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# anon can not have a CSRF token cause these are all pages
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# that may be cached, causing a mismatch between session CSRF
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# and CSRF on page and horrible impossible to debug login issues
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if current_user
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csrf_meta_tags
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end
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end
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def html_classes
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"#{mobile_view? ? 'mobile-view' : 'desktop-view'} #{mobile_device? ? 'mobile-device' : 'not-mobile-device'}"
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end
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def escape_unicode(javascript)
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if javascript
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javascript = javascript.dup.force_encoding("utf-8")
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javascript.gsub!(/\342\200\250/u, '
')
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javascript.gsub!(/(<\/)/u, '\u003C/')
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javascript.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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def with_format(format, &block)
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old_formats = formats
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self.formats = [format]
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block.call
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self.formats = old_formats
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nil
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end
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def age_words(secs)
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AgeWords.age_words(secs)
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end
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def guardian
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@guardian ||= Guardian.new(current_user)
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end
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def mini_profiler_enabled?
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defined?(Rack::MiniProfiler) && admin?
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end
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def admin?
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current_user.try(:admin?)
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end
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def moderator?
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current_user.try(:moderator?)
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end
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def staff?
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current_user.try(:staff?)
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end
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# Creates open graph and twitter card meta data
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def crawlable_meta_data(opts=nil)
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opts ||= {}
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opts[:image] ||= "#{Discourse.base_url}#{SiteSetting.logo_small_url}"
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opts[:url] ||= "#{Discourse.base_url}#{request.fullpath}"
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# Add opengraph tags
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result = tag(:meta, property: 'og:site_name', content: SiteSetting.title) << "\n"
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result << tag(:meta, name: 'twitter:card', content: "summary")
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[:image, :url, :title, :description, 'image:width', 'image:height'].each do |property|
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if opts[property].present?
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escape = (property != :image)
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result << tag(:meta, {property: "og:#{property}", content: opts[property]}, nil, escape) << "\n"
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result << tag(:meta, {name: "twitter:#{property}", content: opts[property]}, nil, escape) << "\n"
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end
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end
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# Add workaround tag for old crawlers which ignores <noscript>
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# (see https://developers.google.com/webmasters/ajax-crawling/docs/specification)
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result << tag('meta', name: "fragment", content: "!") if SiteSetting.enable_escaped_fragments
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result
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end
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# Look up site content for a key. If the key is blank, you can supply a block and that
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# will be rendered instead.
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def markdown_content(key, replacements=nil)
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result = PrettyText.cook(SiteContent.content_for(key, replacements || {})).html_safe
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if result.blank? && block_given?
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yield
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nil
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else
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result
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end
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end
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def login_path
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return "#{Discourse::base_uri}/login"
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end
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def mobile_view?
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return false unless SiteSetting.enable_mobile_theme
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if session[:mobile_view]
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session[:mobile_view] == '1'
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else
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mobile_device?
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end
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end
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def mobile_device?
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# TODO: this is dumb. user agent matching is a doomed approach. a better solution is coming.
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request.user_agent =~ /Mobile|webOS|Nexus 7/ and !(request.user_agent =~ /iPad/)
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end
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end
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