268 lines
9 KiB
Ruby
268 lines
9 KiB
Ruby
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class ExternalCredential::Office365
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def self.app_verify(params)
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request_account_to_link(params, false)
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params
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end
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def self.request_account_to_link(credentials = {}, app_required = true)
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external_credential = ExternalCredential.find_by(name: 'office365')
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raise Exceptions::UnprocessableEntity, 'No Office365 app configured!' if !external_credential && app_required
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if external_credential
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if credentials[:client_id].blank?
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credentials[:client_id] = external_credential.credentials['client_id']
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end
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if credentials[:client_secret].blank?
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credentials[:client_secret] = external_credential.credentials['client_secret']
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end
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end
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raise Exceptions::UnprocessableEntity, 'No client_id param!' if credentials[:client_id].blank?
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raise Exceptions::UnprocessableEntity, 'No client_secret param!' if credentials[:client_secret].blank?
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authorize_url = generate_authorize_url(credentials[:client_id])
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{
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authorize_url: authorize_url,
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}
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end
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def self.link_account(_request_token, params)
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external_credential = ExternalCredential.find_by(name: 'office365')
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raise Exceptions::UnprocessableEntity, 'No office365 app configured!' if !external_credential
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raise Exceptions::UnprocessableEntity, 'No code for session found!' if !params[:code]
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response = authorize_tokens(external_credential.credentials[:client_id], external_credential.credentials[:client_secret], params[:code])
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%w[refresh_token access_token expires_in scope token_type id_token].each do |key|
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raise Exceptions::UnprocessableEntity, "No #{key} for authorization request found!" if response[key.to_sym].blank?
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end
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user_data = user_info(response[:id_token])
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raise Exceptions::UnprocessableEntity, 'Unable to extract user preferred_username from id_token!' if user_data[:preferred_username].blank?
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migrate_channel = nil
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Channel.where(area: 'Email::Account').find_each do |channel|
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next if channel.options.dig(:inbound, :options, :user) != user_data[:email]
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next if channel.options.dig(:inbound, :options, :host) != 'outlook.office365.com'
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next if channel.options.dig(:outbound, :options, :user) != user_data[:email]
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next if channel.options.dig(:outbound, :options, :host) != 'smtp.office365.com'
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migrate_channel = channel
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break
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end
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channel_options = {
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inbound: {
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adapter: 'imap',
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options: {
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auth_type: 'XOAUTH2',
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host: 'outlook.office365.com',
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ssl: true,
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user: user_data[:preferred_username],
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},
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},
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outbound: {
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adapter: 'smtp',
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options: {
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host: 'smtp.office365.com',
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domain: 'office365.com',
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port: 587,
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user: user_data[:preferred_username],
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authentication: 'xoauth2',
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},
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},
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auth: response.merge(
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provider: 'office365',
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type: 'XOAUTH2',
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client_id: external_credential.credentials[:client_id],
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client_secret: external_credential.credentials[:client_secret],
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),
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}
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if migrate_channel
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channel_options[:inbound][:options][:folder] = migrate_channel.options[:inbound][:options][:folder]
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channel_options[:inbound][:options][:keep_on_server] = migrate_channel.options[:inbound][:options][:keep_on_server]
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backup = {
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attributes: {
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area: migrate_channel.area,
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options: migrate_channel.options,
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last_log_in: migrate_channel.last_log_in,
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last_log_out: migrate_channel.last_log_out,
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status_in: migrate_channel.status_in,
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status_out: migrate_channel.status_out,
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},
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migrated_at: Time.zone.now,
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}
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migrate_channel.update(
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area: 'Office365::Account',
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options: channel_options.merge(backup_imap_classic: backup),
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last_log_in: nil,
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last_log_out: nil,
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)
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return migrate_channel
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end
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email_addresses = user_aliases(response)
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email_addresses.unshift({
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realname: "#{Setting.get('product_name')} Support",
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email: user_data[:preferred_username],
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})
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email_addresses.each do |email|
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next if !EmailAddress.exists?(email: email[:preferred_username])
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raise Exceptions::UnprocessableEntity, "Duplicate email address or email alias #{email[:preferred_username]} found!"
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end
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# create channel
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channel = Channel.create!(
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area: 'Office365::Account',
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group_id: Group.first.id,
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options: channel_options,
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active: false,
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created_by_id: 1,
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updated_by_id: 1,
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)
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email_addresses.each do |user_alias|
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EmailAddress.create!(
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channel_id: channel.id,
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realname: user_alias[:realname],
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email: user_alias[:email],
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active: true,
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created_by_id: 1,
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updated_by_id: 1,
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)
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end
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channel
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end
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def self.generate_authorize_url(client_id, scope = 'https://outlook.office.com/IMAP.AccessAsUser.All https://outlook.office.com/SMTP.Send offline_access openid profile email')
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params = {
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'client_id' => client_id,
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'redirect_uri' => ExternalCredential.callback_url('office365'),
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'scope' => scope,
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'response_type' => 'code',
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'access_type' => 'offline',
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'prompt' => 'consent',
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}
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uri = URI::HTTPS.build(
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host: 'login.microsoftonline.com',
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path: '/common/oauth2/v2.0/authorize',
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query: params.to_query
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)
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uri.to_s
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end
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def self.authorize_tokens(client_id, client_secret, authorization_code)
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params = {
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'client_secret' => client_secret,
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'code' => authorization_code,
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'grant_type' => 'authorization_code',
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'client_id' => client_id,
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'redirect_uri' => ExternalCredential.callback_url('office365'),
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}
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uri = URI::HTTPS.build(
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host: 'login.microsoftonline.com',
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path: '/common/oauth2/v2.0/token',
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)
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response = Net::HTTP.post_form(uri, params)
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if response.code != 200 && response.body.blank?
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Rails.logger.error "Request failed! (code: #{response.code})"
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raise "Request failed! (code: #{response.code})"
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end
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result = JSON.parse(response.body)
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if result['error'] && response.code != 200
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Rails.logger.error "Request failed! ERROR: #{result['error']} (#{result['error_description']}, params: #{params.to_json})"
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raise "Request failed! ERROR: #{result['error']} (#{result['error_description']})"
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end
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result[:created_at] = Time.zone.now
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result.symbolize_keys
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end
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def self.refresh_token(token)
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return token if token[:created_at] >= Time.zone.now - 50.minutes
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params = {
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'client_id' => token[:client_id],
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'client_secret' => token[:client_secret],
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'refresh_token' => token[:refresh_token],
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'grant_type' => 'refresh_token',
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}
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uri = URI::HTTPS.build(
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host: 'login.microsoftonline.com',
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path: '/common/oauth2/v2.0/token',
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)
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response = Net::HTTP.post_form(uri, params)
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if response.code != 200 && response.body.blank?
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Rails.logger.error "Request failed! (code: #{response.code})"
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raise "Request failed! (code: #{response.code})"
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end
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result = JSON.parse(response.body)
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if result['error'] && response.code != 200
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Rails.logger.error "Request failed! ERROR: #{result['error']} (#{result['error_description']}, params: #{params.to_json})"
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raise "Request failed! ERROR: #{result['error']} (#{result['error_description']})"
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end
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token.merge(
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created_at: Time.zone.now,
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access_token: result['access_token'],
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).symbolize_keys
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end
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def self.user_aliases(_token)
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# uri = URI.parse('https://www.office365apis.com/gmail/v1/users/me/settings/sendAs')
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# http = Net::HTTP.new(uri.host, uri.port)
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# http.use_ssl = true
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# response = http.get(uri.request_uri, { 'Authorization' => "#{token[:token_type]} #{token[:access_token]}" })
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# if response.code != 200 && response.body.blank?
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# Rails.logger.error "Request failed! (code: #{response.code})"
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# raise "Request failed! (code: #{response.code})"
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# end
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# result = JSON.parse(response.body)
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# if result['error'] && response.code != 200
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# Rails.logger.error "Request failed! ERROR: #{result['error']['message']}"
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# raise "Request failed! ERROR: #{result['error']['message']}"
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# end
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# aliases = []
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# result['sendAs'].each do |row|
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# next if row['isPrimary']
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# next if !row['verificationStatus']
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# next if row['verificationStatus'] != 'accepted'
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# aliases.push({
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# realname: row['displayName'],
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# email: row['sendAsEmail'],
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# })
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# end
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[]
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end
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def self.user_info(id_token)
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split = id_token.split('.')[1]
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return if split.blank?
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JSON.parse(Base64.decode64(split)).symbolize_keys
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end
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end
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