Module: SeeMore::SeeMoreHelpers

Defined in:
lib/see_more/helper.rb

Instance Method Summary collapse

Instance Method Details

#see_more(object, field, opts = {}) ⇒ Object 



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# File 'lib/see_more/helper.rb', line 3

def see_more(object,field,opts = {})
    content = object.send(field)
    if !content.blank?
        # setting classes to main span from opts as array
        classes = ["see_more_span"]
        unless opts[:classes].nil?
          classes << opts[:classes]
          classes.flatten!
        end
         # setting classes to see more link from opts as array
        lk_classes = ["see_more_link"]
        unless opts[:link_classes].nil?
          lk_classes << opts[:link_classes]
          lk_classes.flatten!
        end
        # by default 20 chars will be displayed
        ctnt_size = opts[:content_size] || 20
        ctnt = content[0..ctnt_size]
        # if you want the data to be fetch from db
        frm_db = opts[:db] || false
        if frm_db
        # path can be changed if not the default show method of the current object is used(assuming restful routes)
          rte = opts[:path] || send(object.class.name.downcase + "_path",*[object,{format: "json"}])
        else
          rte = "db-false"
        end
        # creating the actual content and the link
        out =  "<span class='#{classes.join(" ")}'><span class='see_more_content'>"
        out << ctnt
        out << "...</span>"
        out << link_to("see more",
                    "#",
                    {data: {content_size: ctnt_size,
                            from_db: frm_db,
                            route: rte,
                            field: field.to_s,
                            content: content},
                    class: lk_classes})
        out << "</span>"
        out.html_safe
     end
end