Class: Mbox::Mail::Headers
- Inherits:
-
Object
- Object
- Mbox::Mail::Headers
show all
- Extended by:
- Forwardable
- Includes:
- Enumerable
- Defined in:
- lib/mbox/mail/headers.rb,
lib/mbox/mail/headers/status.rb,
lib/mbox/mail/headers/content_type.rb
Defined Under Namespace
Classes: ContentType, Name, Status
Class Method Summary
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Instance Method Summary
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Constructor Details
#initialize(start = {}) ⇒ Headers
Returns a new instance of Headers.
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# File 'lib/mbox/mail/headers.rb', line 80
def initialize (start = {})
@data = {}
merge! start
end
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Class Method Details
.parse(input) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 71
def self.parse (input)
new.parse(input)
end
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Instance Method Details
#[](name) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 86
def [] (name)
@data[Name.parse(name)]
end
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#[]=(name, value) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 90
def []= (name, value)
name = Name.parse(name)
if name == :status
value = Status.parse(value)
elsif name == :content_type
value = ContentType.parse(value)
end
if (tmp = @data[name]) && !tmp.is_a?(Array)
@data[name] = [tmp]
end
if @data[name].is_a?(Array)
@data[name] << value
else
@data[name] = value
end
end
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#delete(name) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 110
def delete (name)
@data.delete(Headers.name_to_symbol(name))
end
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#merge(other) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 122
def merge (other)
clone.merge!(other)
end
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#merge!(other) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 114
def merge! (other)
other.each {|name, value|
self[name] = value
}
self
end
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#parse(input) ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 126
def parse (input)
input = if input.respond_to? :to_io
input.to_io
elsif input.is_a? String
StringIO.new(input)
else
raise ArgumentError, 'I do not know what to do.'
end
last = nil
until input.eof? || (line = input.readline).chomp.empty?
if !line.match(/^\s/)
next unless matches = line.match(/^([\w\-]+):\s*(.+)$/)
whole, name, value = matches.to_a
self[name] = value.strip
last = name
elsif last && self[last]
if self[last].is_a?(String)
self[last] << " #{line.strip}"
elsif self[last].is_a?(Array) && self[last].last.is_a?(String)
self[last].last << " #{line.strip}"
end
end
end
self
end
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#to_s ⇒ Object
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# File 'lib/mbox/mail/headers.rb', line 157
def to_s
result = ''
each {|name, values|
[values].flatten.each {|value|
result << "#{name}: #{value}\n"
}
}
result
end
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