Модуль: SPDX Закрытый

36
37
38
39
40

# File 'utils/spdx.rb', line 36

def download_latest_license_data!(to: DATA_PATH)
  data_url = "https://raw.githubusercontent.com/spdx/license-list-data/refs/tags/#{latest_tag}/json/"
  Utils::Curl.curl_download("#{data_url}licenses.json", to: to/"spdx_licenses.json")
  Utils::Curl.curl_download("#{data_url}exceptions.json", to: to/"spdx_exceptions.json")
end

25
26
27
28

# File 'utils/spdx.rb', line 25

def exception_data
  @exception_data ||= T.let(JSON.parse((DATA_PATH/"spdx_exceptions.json").read),
                            T.nilable(T::Hash[String, T.untyped]))
end

256
257
258
259
260
261
262
263
264
265
266
267
268
269
270

# File 'utils/spdx.rb', line 256

def forbidden_licenses_include?(license, forbidden_licenses)
  return true if forbidden_licenses.key? license

  name, version, = license_version_info license

  forbidden_licenses.each_value do |license_info|
    forbidden_name, forbidden_version, forbidden_or_later = *license_info
    next if forbidden_name != name

    return true if forbidden_or_later && forbidden_version <= version

    return true if forbidden_version == version
  end
  false
end

31
32
33

# File 'utils/spdx.rb', line 31

def latest_tag
  @latest_tag ||= T.let(GitHub::API.open_rest(API_URL)["tag_name"], T.nilable(String))
end

20
21
22

# File 'utils/spdx.rb', line 20

def license_data
  @license_data ||= T.let(JSON.parse((DATA_PATH/"spdx_licenses.json").read), T.nilable(T::Hash[String, T.untyped]))
end

118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155

# File 'utils/spdx.rb', line 118

def license_expression_to_string(license_expression, bracket: false, hash_type: nil)
  case license_expression
  when String
    license_expression
  when Symbol
    LICENSEREF_PREFIX + license_expression.to_s.tr("_", "-")
  when Hash
    expressions = []

    if license_expression.keys.length == 1
      hash_type = license_expression.keys.first
      if hash_type.is_a? String
        expressions.push "#{hash_type} WITH #{license_expression[hash_type][:with]}"
      else
        expressions += license_expression[hash_type].map do |license|
          license_expression_to_string license, bracket: true, hash_type:
        end
      end
    else
      bracket = false
      license_expression.each do |expression|
        expressions.push license_expression_to_string([expression].to_h, bracket: true)
      end
    end

    operator = if hash_type == :any_of
      " OR "
    else
      " AND "
    end

    if bracket
      "(#{expressions.join operator})"
    else
      expressions.join operator
    end
  end
end

213
214
215
216
217
218
219
220
221
222
223
224
225

# File 'utils/spdx.rb', line 213

def license_version_info(license)
  return [license] if ALLOWED_LICENSE_SYMBOLS.include? license

  match = license.match(/-(?<version>[0-9.]+)(?:-.*?)??(?<or_later>\+|-only|-or-later)?$/)
  return [license] if match.blank?

  license_name = license.to_s.split(match[0].to_s).first
  or_later = match["or_later"].present? && %w[+-or-later].include?(match["or_later"])

  # [name, version, later versions allowed?]
  # e.g. GPL-2.0-or-later --> ["GPL", "2.0", true]
  [license_name, match["version"], or_later]
end

231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248

# File 'utils/spdx.rb', line 231

def licenses_forbid_installation?(license_expression, forbidden_licenses)
  case license_expression
  when String, Symbol
    forbidden_licenses_include? license_expression, forbidden_licenses
  when Hash
    key = license_expression.keys.first
    return false if key.nil?

    case key
    when :any_of
      license_expression[key].all? { |license| licenses_forbid_installation? license, forbidden_licenses }
    when :all_of
      license_expression[key].any? { |license| licenses_forbid_installation? license, forbidden_licenses }
    else
      forbidden_licenses_include? key, forbidden_licenses
    end
  end
end

56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83

# File 'utils/spdx.rb', line 56

def parse_license_expression(license_expression)
  licenses = T.let([], T::Array[T.any(String, Symbol)])
  exceptions = T.let([], T::Array[String])

  case license_expression
  when String, Symbol
    licenses.push license_expression
  when Hash, Array
    if license_expression.is_a? Hash
      license_expression = license_expression.filter_map do |key, value|
        if key.is_a? String
          licenses.push key
          exceptions.push value[:with]
          next
        end
        value
      end
    end

    license_expression.each do |license|
      sub_license, sub_exception = parse_license_expression license
      licenses += sub_license
      exceptions += sub_exception
    end
  end

  [licenses, exceptions]
end

166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201

# File 'utils/spdx.rb', line 166

def string_to_license_expression(string)
  return if string.blank?

  result = string
  result_type = nil

  and_parts = string.split(/ and (?![^(]*\))/i)
  if and_parts.length > 1
    result = and_parts
    result_type = :all_of
  else
    or_parts = string.split(/ or (?![^(]*\))/i)
    if or_parts.length > 1
      result = or_parts
      result_type = :any_of
    end
  end

  if result_type
    result.map! do |part|
      part = part[1..-2] if part[0] == "(" && part[-1] == ")"
      string_to_license_expression(part)
    end
    { result_type => result }
  else
    with_parts = string.split(/ with /i, 2)
    if with_parts.length > 1
      { with_parts.first => { with: with_parts.second } }
    else
      return result unless result.start_with?(LICENSEREF_PREFIX)

      license_sym = result.delete_prefix(LICENSEREF_PREFIX).downcase.tr("-", "_").to_sym
      ALLOWED_LICENSE_SYMBOLS.include?(license_sym) ? license_sym : result
    end
  end
end

86
87
88
89
90
91

# File 'utils/spdx.rb', line 86

def valid_license?(license)
  return ALLOWED_LICENSE_SYMBOLS.include? license if license.is_a? Symbol

  license = license.delete_suffix "+"
  license_data["licenses"].any? { |spdx_license| spdx_license["licenseId"].downcase == license.downcase }
end

105
106
107
108
109

# File 'utils/spdx.rb', line 105

def valid_license_exception?(exception)
  exception_data["exceptions"].any? do |spdx_exception|
    spdx_exception["licenseExceptionId"].downcase == exception.downcase && !spdx_exception["isDeprecatedLicenseId"]
  end
end