Module: ValidationRules

Defined in:
lib/validation_rules.rb,
lib/validation_rules/version.rb,
lib/validation_rules/validation_rules.rb

Constant Summary collapse

VERSION = 
'1.0.5'
EMAIL_REGEX = 
/^(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){255,})(?!(?:(?:\x22?\x5C[\x00-\x7E]\x22?)|(?:\x22?[^\x5C\x22]\x22?)){65,}@)(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22))(?:\.(?:(?:[\x21\x23-\x27\x2A\x2B\x2D\x2F-\x39\x3D\x3F\x5E-\x7E]+)|(?:\x22(?:[\x01-\x08\x0B\x0C\x0E-\x1F\x21\x23-\x5B\x5D-\x7F]|(?:\x5C[\x00-\x7F]))*\x22)))*@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-[a-z0-9]+)*\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-[a-z0-9]+)*)|(?:\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\]))$/i
ALPHA_REGEX = 
/^[[:alpha:]]+$/
ALPHA_DASH_REGEX = 
/^[a-z\-_]+$/i
ALPHA_DASH_DIGIT_REGEX = 
/^[a-z\-_0-9]+$/i
ALPHA_DASH_SLASH_REGEX = 
/^[a-z\-_\/]+$/i
ALPHA_NUMERIC_REGEX = 
/^[[:alnum:]]+$/
ALPHA_NUMERIC_DASH_REGEX = 
/^[[:alnum:]\-_]+$/i
NUMERIC_REGEX = 
/^[0-9]+$/
DATE_REGEX = 
/^((?:[1-9][0-9]*)?[0-9]{4})-(1[0-2]|0[1-9])-(3[0-1]|0[1-9]|[1-2][0-9])$/
ISO8601_REGEX = 
/^(-?(?:[1-9][0-9]*)?[0-9]{4})-(1[0-2]|0[1-9])-(3[0-1]|0[1-9]|[1-2][0-9])(T(2[0-3]|[0-1][0-9]):([0-5][0-9]):([0-5][0-9])(\.[0-9]+)?(Z|[+-](?:2[0-3]|[0-1][0-9]):[0-5][0-9])?)?$/
IP_REGEX = 
/^(\d|[1-9]\d|1\d\d|2([0-4]\d|5[0-5]))\.(\d|[1-9]\d|1\d\d|2([0-4]\d|5[0-5]))\.(\d|[1-9]\d|1\d\d|2([0-4]\d|5[0-5]))\.(\d|[1-9]\d|1\d\d|2([0-4]\d|5[0-5]))$/
UUID_REGEX = 
/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i

Class Method Summary collapse

Class Method Details

.alpha(value) ⇒ Object 



20
21
22
 
# File 'lib/validation_rules/validation_rules.rb', line 20

def self.alpha(value)
  value =~ ALPHA_REGEX
end

.alpha_dash(value) ⇒ Object

Validates for letters, underscores and dashes



25
26
27
 
# File 'lib/validation_rules/validation_rules.rb', line 25

def self.alpha_dash(value)
  value =~ ALPHA_DASH_REGEX
end

.alpha_dash_digit(value) ⇒ Object

Validates for letters, numbers, underscores and dashes



30
31
32
 
# File 'lib/validation_rules/validation_rules.rb', line 30

def self.alpha_dash_digit(value)
  value =~ ALPHA_DASH_DIGIT_REGEX
end

.alpha_dash_slash(value) ⇒ Object

Validates for letters, numbers, forward-slashes, underscores and dashes



35
36
37
 
# File 'lib/validation_rules/validation_rules.rb', line 35

def self.alpha_dash_slash(value)
  value =~ ALPHA_DASH_SLASH_REGEX
end

.alpha_numeric(value) ⇒ Object 



39
40
41
 
# File 'lib/validation_rules/validation_rules.rb', line 39

def self.alpha_numeric(value)
  value =~ ALPHA_NUMERIC_REGEX
end

.alpha_numeric_dash(value) ⇒ Object

Validates alphanumeric, dashes and underscores



44
45
46
 
# File 'lib/validation_rules/validation_rules.rb', line 44

def self.alpha_numeric_dash(value)
  value =~ ALPHA_NUMERIC_DASH_REGEX
end

.any_bool(value) ⇒ Object 



160
161
162
 
# File 'lib/validation_rules/validation_rules.rb', line 160

def self.any_bool(value)
  [true, false, 0, 1, "0", "1", "true", "false"].include?(value)
end

.between_dates(value, date1, date2) ⇒ Object 



83
84
85
86
87
88
89
 
# File 'lib/validation_rules/validation_rules.rb', line 83

def self.between_dates(value, date1, date2)
  value = Time.parse(value) if value.is_a? String 
  date1 = Time.parse(date1) if date1.is_a? String 
  date2 = Time.parse(date2) if date2.is_a? String 

  value.between?(date1, date2)
end

.bool(value) ⇒ Object 



156
157
158
 
# File 'lib/validation_rules/validation_rules.rb', line 156

def self.bool(value)
  !!value == value
end

.bson_object_id(value) ⇒ Object 



65
66
67
 
# File 'lib/validation_rules/validation_rules.rb', line 65

def self.bson_object_id(value)
  ::BSON::ObjectId.legal? value
end

.date(value) ⇒ Object 



48
49
50
 
# File 'lib/validation_rules/validation_rules.rb', line 48

def self.date(value)
  value =~ DATE_REGEX
end

.decimal(value, precision = 5, scale = 2) ⇒ Object 



56
57
58
59
 
# File 'lib/validation_rules/validation_rules.rb', line 56

def self.decimal(value, precision = 5, scale = 2)
  before, after = precision - scale, scale
  value.to_s =~ /^[-+]?\d{0,#{before}}?(?:\.\d{0,#{after}})?$/
end

.email(value) ⇒ Object 



61
62
63
 
# File 'lib/validation_rules/validation_rules.rb', line 61

def self.email(value)
  value =~ EMAIL_REGEX
end

.future_date(value) ⇒ Object 



73
74
75
76
 
# File 'lib/validation_rules/validation_rules.rb', line 73

def self.future_date(value)
  value = Time.parse(value) if value.is_a? String 
  value.to_i >= Time.now.to_i
end

.integer(value) ⇒ Object 



69
70
71
 
# File 'lib/validation_rules/validation_rules.rb', line 69

def self.integer(value)
  value.is_a? Integer
end

.ip_address(value) ⇒ Object 



173
174
175
 
# File 'lib/validation_rules/validation_rules.rb', line 173

def self.ip_address(value)
  value =~ IP_REGEX
end

.iso8601(value) ⇒ Object 



52
53
54
 
# File 'lib/validation_rules/validation_rules.rb', line 52

def self.iso8601(value)
  value =~ ISO8601_REGEX
end

.json(value) ⇒ Object 



95
96
97
98
99
100
101
102
103
104
 
# File 'lib/validation_rules/validation_rules.rb', line 95

def self.json(value)
  return false unless value
  begin
    JSON.parse(value)
  rescue JSON::ParserError
    return false
  end

  return true
end

.length(value, length) ⇒ Object 



110
111
112
 
# File 'lib/validation_rules/validation_rules.rb', line 110

def self.length(value, length)
  value.to_s.length == length
end

.matches(value, value1) ⇒ Object 



114
115
116
 
# File 'lib/validation_rules/validation_rules.rb', line 114

def self.matches(value, value1)
  value == value1
end

.max_length(value, length) ⇒ Object 



118
119
120
 
# File 'lib/validation_rules/validation_rules.rb', line 118

def self.max_length(value, length)
  value.to_s.length <= length
end

.min_length(value, length) ⇒ Object 



122
123
124
 
# File 'lib/validation_rules/validation_rules.rb', line 122

def self.min_length(value, length)
  value.to_s.length >= length 
end

.money(value, decimals = 2) ⇒ Object 



106
107
108
 
# File 'lib/validation_rules/validation_rules.rb', line 106

def self.money(value, decimals = 2)
  value.to_s =~ /^[-+]?([0-9]+)?(?:\.[0-9]{0,#{decimals}})?$/
end

.negative(value) ⇒ Object 



146
147
148
149
 
# File 'lib/validation_rules/validation_rules.rb', line 146

def self.negative(value)
  return false unless numeric(value)
  value.to_f < 0
end

.numeric(value) ⇒ Object 



126
127
128
129
 
# File 'lib/validation_rules/validation_rules.rb', line 126

def self.numeric(value)
  return true if value =~ /^\d+$/
  true if Float(value) rescue false
end

.numeric_max(value, max) ⇒ Object 



136
137
138
139
 
# File 'lib/validation_rules/validation_rules.rb', line 136

def self.numeric_max(value, max)
  return false unless numeric(value)
  value.to_f <= max.to_f
end

.numeric_min(value, min) ⇒ Object 



131
132
133
134
 
# File 'lib/validation_rules/validation_rules.rb', line 131

def self.numeric_min(value, min)
  return false unless numeric(value)
  value.to_f >= min.to_f
end

.past_date(value) ⇒ Object 



78
79
80
81
 
# File 'lib/validation_rules/validation_rules.rb', line 78

def self.past_date(value)
  value = Time.parse(value) if value.is_a? String 
  value.to_i <= Time.now.to_i
end

.positive(value) ⇒ Object 



141
142
143
144
 
# File 'lib/validation_rules/validation_rules.rb', line 141

def self.positive(value)
  return false unless numeric(value)
  value.to_f > 0
end

.range(value, min, max) ⇒ Object 



151
152
153
154
 
# File 'lib/validation_rules/validation_rules.rb', line 151

def self.range(value, min, max)
  return false unless numeric(value)
  value.to_f >= min.to_f and value.to_f <= max.to_f
end

.string(value) ⇒ Object 



91
92
93
 
# File 'lib/validation_rules/validation_rules.rb', line 91

def self.string(value)
  value.is_a? String
end

.url(value) ⇒ Object 



164
165
166
167
168
169
170
171
 
# File 'lib/validation_rules/validation_rules.rb', line 164

def self.url(value)
  begin
    uri = URI.parse(value)
    uri.kind_of? URI::HTTP
  rescue URI::InvalidURIError
    false  
  end
end

.uuid(value) ⇒ Object 



177
178
179
 
# File 'lib/validation_rules/validation_rules.rb', line 177

def self.uuid(value)
  value =~ UUID_REGEX
end