Module: MongoTools

Defined in:
lib/md5.rb

Instance Method Summary collapse

Instance Method Details

#calc_md5(md_string) ⇒ Object 



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# File 'lib/md5.rb', line 36

def calc_md5(md_string)
    ret=Digest::MD5.hexdigest(md_string)
    ret
end

#concat_string(field_names, start_with) ⇒ Object 



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# File 'lib/md5.rb', line 10

def concat_string(field_names,start_with)
    retString = start_with
    field_names.each do |field|
        field_content = read_attribute(field).inspect
            retString = retString + field_content
    end
retString
end

#find_or_create_with_md5(elements) ⇒ Object

aufter that method the element exists in al cases. it returns true if the item has to be created otherwise false



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# File 'lib/md5.rb', line 23

def find_or_create_with_md5(elements)
    md5_string =  md5_create(elements)
    if  !self.class.where(md5: md5_string).exists?
        self.md5 = md5_string
        self.save!
        return true
    else
        return false
    end

end

#md5_create(field_names) ⇒ Object 



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# File 'lib/md5.rb', line 5

def md5_create(field_names)
   calc_md5(concat_string(field_names,"")) 
end