Class: Breadcrumb::Helper

Inherits:
Object
  • Object
show all
Defined in:
lib/breadcrumb/helper.rb

Instance Method Summary collapse

Instance Method Details

#add(label, url = nil) ⇒ Object

add breadcrumb



11
12
13
14
 
# File 'lib/breadcrumb/helper.rb', line 11

def add(label, url = nil)
  parts << [label, url]
  self
end

#parts ⇒ Object

get parts



6
7
8
 
# File 'lib/breadcrumb/helper.rb', line 6

def parts
  @parts ||= []
end

#prepend(label, url = nil) ⇒ Object

prepend elements to the breadcrumb



17
18
19
20
 
# File 'lib/breadcrumb/helper.rb', line 17

def prepend(label, url = nil)
  parts.prepend([label, url])
  self
end

#raw(content) ⇒ Object

raws the content



93
94
95
 
# File 'lib/breadcrumb/helper.rb', line 93

def raw(content)
  content.html_safe
end

#separator ⇒ Object 



28
29
30
 
# File 'lib/breadcrumb/helper.rb', line 28

def separator
  @separator ||= '<span class="separator"> » </span>'
end

#separator=(separator) ⇒ Object

set title separator



23
24
25
26
 
# File 'lib/breadcrumb/helper.rb', line 23

def separator=(separator)
  @separator = separator
  self
end

#title_separator ⇒ Object 



88
89
90
 
# File 'lib/breadcrumb/helper.rb', line 88

def title_separator
  @title_separator ||= ' :: '
end

#title_separator=(separator) ⇒ Object

set title separator



83
84
85
86
 
# File 'lib/breadcrumb/helper.rb', line 83

def title_separator=(separator)
  @title_separator = separator
  self
end

#titleize(&block) ⇒ Object

Given

add 'Home','/'
add 'News','/news'
add 'The Last News','news/the-last-news'

titleize 'Home :: News :: The Last News'

with block given when block returns not nil, not false, uses return as title part

titleize {|part| Example.com if part == 'Home'}  'Example.com :: News :: The Last News'

when returns nil, uses default title part when returns false, skips part

titleize {|part, order| false if order == 0 }  'News :: The Last News'



60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
 
# File 'lib/breadcrumb/helper.rb', line 60

def titleize(&block)
  title_parts = []
  order = 0
  parts.each do |part|

    if block_given?
      response = yield(part.first,order)
      if response != false
        if response == nil
          title_parts << part.first
        else
          title_parts << response
        end
      end
    else
      title_parts << part.first
    end
    order += 1
  end
  title_parts.join(title_separator)
end

#to_s ⇒ Object 



32
33
34
35
36
37
38
39
40
41
42
43
 
# File 'lib/breadcrumb/helper.rb', line 32

def to_s
  html = []
  parts.each do |part|
    if part == parts.last
      html << "<span>#{part[0]}</span>"
    else
      html << "<a href=\"#{part[1]}\">#{part[0]}</a>"
    end
  end

  html.length > 1 ? raw("<div class=\"breadcrumb\">#{html.join(separator)}</div>") : ""
end