Review localization validation rules for language support, locale requirements, and content adaptation

Locale

LocaleMustBeDistinct

Preconditions
reviewDetails.localizedReviews[].locale is present

Definition	Severity	API	Sample	Mode
Validate that all locale values (review locale and all localized review locale values) are distinct

Example Validation Report

{
  "code": "VALIDATION__LocaleMustBeDistinct",
  "severity": "VIOLATION",
  "message": "'Locale' value '{{value}}' is not distinct",
  "context": {
    "value": "en"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].locale",
        "value": "en"
      }
    ],
    "compared": [],
    "expected": []
  }
}

Localized Reviews

LocalizedReviewsMustNotBeEmptyArray

Definition	Severity	API	Sample	Mode
Validate that localizedReviews is not an empty array

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsMustNotBeEmptyArray",
  "message": "'{{field}}' must be omitted or contain at least one element; empty arrays are not allowed.",
  "severity": "VIOLATION",
  "context": {
    "field": "localizedReviews"
  },
  "details": {
    "compared": [],
    "expected": [],
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews",
        "value": "[]"
      }
    ],
    "createdDate": "2026-03-03T13:58:43.946Z"
  }
}

LocalizedReviewsListMustNotIncludeNulls

Definition	Severity	API	Sample	Mode
Validate that a list does not include null

CountOfLocalizedReviewsExceedsThreshold

Definition	Severity	API	Sample	Mode
Validate that the count of localizedReviews values in a list does not exceed one hundred seventy-eight (178)

LocalizedReviewsNotExpectedForReviewType

Preconditions
type is USER

Definition	Severity	API	Sample	Mode
Validate that localizedReviews is not present

LocalizedReviewsLocaleMustBePresent

Preconditions
localizedReviews is present

Definition	Severity	API	Sample	Mode
Validate that locale is present			Link

LocalizedReviewsLocaleNotSupported

Preconditions
Primary language tag is valid
Region subtag is valid

Definition	Severity	API	Sample	Mode
Validate that a locale is supported

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsLocaleNotSupported",
  "severity": "VIOLATION",
  "message": "No supported '{{locale}}' is present",
  "context": {
    "locale": "en-BE"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].locale",
        "value": "en-BE"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsLocaleMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that locale is not an empty string

LocalizedReviewLangTagMustBeValidISO639Code

Definition	Severity	API	Sample	Mode
Validate that the primary language tag is a valid, supported ISO 639 code

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewLangTagMustBeValidISO639Code",
  "severity": "VIOLATION",
  "message": "Primary language tag component of '{{value}}' in 'locale' is invalid or not supported",
  "context": {
    "value": "eng"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].locale",
        "value": "eng"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewRegionMustBeValidISO3166Code

Definition	Severity	API	Sample	Mode
Validate that a region subtag is a valid, supported ISO 3166-1 code

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewRegionMustBeValidISO3166Code",
  "severity": "VIOLATION",
  "message": "Region subtag component of '{{value}}' in 'locale' is invalid or not supported",
  "context": {
    "value": "en-001"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].locale",
        "value": "eng-001"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewScriptMustBeValidISO15924Code

Definition	Severity	API	Sample	Mode
Validate that the script subtag is a valid, supported ISO 15924 code

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewScriptMustBeValidISO15924Code",
  "severity": "VIOLATION",
  "message": "Script subtag component of '{{value}}' in 'locale' is invalid or not supported",
  "context": {
    "value": "ar-Arab-AE"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].locale",
        "value": "ar-Arab-AE"
      }
    ],
    "compared": [],
    "expected": []
  }
}

Name

LocalizedReviewsNameMustNotBeDummyCharacters

Definition	Severity	API	Sample	Mode
Validate that name is not dummy characters			Link

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsNameMustNotBeDummyCharacters",
  "message": "'{{field}}' value must not be dummy characters",
  "severity": "VIOLATION",
  "context": {
    "field": "name"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].name",
        "value": "0"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsNameMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that name is not an empty string

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsNameMustNotBeEmpty",
  "severity": "VIOLATION",
  "message": "'{{field}}' must not be empty string",
  "context": {
    "field": "name"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsNameIsEntirelyNumeric

Definition	Severity	API	Sample	Mode
Validate that name is not entirely numeric

LocalizedReviewsNameMustNotIncludeURL

Definition	Severity	API	Sample	Mode
Validate that name does not include a URL			Link

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsNameMustNotIncludeURL",
  "severity": "VIOLATION",
  "message": "'{{field}}' value must not include URL",
  "context": {
    "field": "name"
  },
  "details": {
    "createdDate": "2026-04-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].name",
        "value": "Check this out! https://www.example.com"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsNameMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that name length does not exceed a maximum value (255)			Link

LocalizedReviewsNameMustNotIncludeVulgarWord

Definition	Severity	API	Sample	Mode
Validate that name does not include a vulgar word

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsNameMustNotIncludeVulgarWord",
  "severity": "VIOLATION",
  "message": "'name' includes localized or universally vulgar words: '{{vulgarWords}}'",
  "context": {
    "vulgarWords": ["xxxx"]
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [],
    "compared": [],
    "expected": []
  }
}

Partners Resource URL

LocalizedReviewsResourceUrlMustHaveValidFormat

Definition	Severity	API	Sample	Mode
Validate that a review's partnersResourceUrl has valid formatting			Link

LocalizedReviewsResourceUrlMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl is not an empty string

LocalizedReviewsResourceUrlLengthMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl length does not exceed a maximum value (255)			Link

LocalizedReviewsResourceUrlsMatch

Preconditions
More than one (1) reviewDetails.localizedReviews[].partnersResourceUrl are present

Definition	Severity	API	Sample	Mode
Validate that each localized review's partnersResourceUrl is distinct

Review Body

LocalizedReviewsBodyIsMatched

Preconditions
locale language tag component is distinct (region subtag, if present, is ignored)

Definition	Severity	API	Sample	Mode
Validate that reviewBody does not match another listed reviewBody

LocalizedReviewsBodyMustBePresent

Preconditions
localizedReviews is present

Definition	Severity	API	Sample	Mode
Validate that reviewBody is present			Link

LocalizedReviewsBodyMustNotBeDummyCharacters

Definition	Severity	API	Sample	Mode
Validate that reviewBody is not dummy characters			Link

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsBodyMustNotBeDummyCharacters",
  "message": "'{{field}}' value must not be dummy characters",
  "severity": "VIOLATION",
  "context": {
    "field": "reviewBody"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].reviewBody",
        "value": "0"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsBodyMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that reviewBody is not an empty string

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsBodyMustNotBeEmpty",
  "severity": "VIOLATION",
  "message": "'{{field}}' must not be empty string",
  "context": {
    "field": "reviewBody"
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsBodyMustNotBeEntirelyNumeric

Definition	Severity	API	Sample	Mode
Validate that the reviewBody is not entirely numeric

LocalizedReviewsBodyMustNotIncludeURL

Definition	Severity	API	Sample	Mode
Validate that reviewBody does not include a URL			Link

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsBodyMustNotIncludeURL",
  "severity": "VIOLATION",
  "message": "'{{field}}' value must not include URL",
  "context": {
    "field": "reviewBody"
  },
  "details": {
    "createdDate": "2026-04-10T11:36:02.00Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].reviewBody",
        "value": "View the full review at https://www.example.com"
      }
    ],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsBodyMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that reviewBody length does not exceed a maximum value (20,000)			Link

LocalizedReviewsBodyMustNotIncludeVulgarWord

Definition	Severity	API	Sample	Mode
Validate that reviewBody does not include a vulgar word

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsBodyMustNotIncludeVulgarWord",
  "severity": "VIOLATION",
  "message": "'reviewBody' includes localized or universally vulgar words: '{{vulgarWords}}'",
  "context": {
    "vulgarWords": ["xxxx"]
  },
  "details": {
    "createdDate": "2026-04-01T21:00:59.865Z",
    "submitted": [],
    "compared": [],
    "expected": []
  }
}

LocalizedReviewsBodyDuplicatesName

Preconditions
name is present

Definition	Severity	API	Sample	Mode
Validate that the reviewBody is not a duplicate of name

Security

LocalizedReviewsResourceUrlMustPassUrlScan

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl passes security checks			i/o

{{reason}}
malformed
not parsable
only http or https schemes accepted
port not within expected range
hostname is neither FQDN, IP v4 nor IP v6
does not resolve to accepted IP address version (v4 or v6)
does not resolve to accepted IP address
file size exceeds maximum
failed to download
unrecognizable MIME type
unexpected content for MIME type
failed virus scan

note

Validation report may be delivered synchronously or asynchronously, depending upon the mode of execution of the specific check

Example Validation Report

{
  "code": "VALIDATION__LocalizedReviewsResourceUrlMustPassUrlScan",
  "message": "URL rejected for reason: '{{reason}}'",
  "severity": "VIOLATION",
  "context": {
    "reason": "only http or https schemes accepted"
  },
  "details": {
    "createdDate": "2026-09-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.localizedReviews[0].partnersResourceUrl",
        "value": "ftp://www.example.com/hotels/somewhere/hotel-review"
      }
    ],
    "compared": [],
    "expected": []
  }
}

Unsupported Characters

LocalizedReviewsNameHasUnsupportedCharacter

Definition	Severity	API	Sample	Mode
Validate that name does not include an unsupported character			Link

LocalizedReviewsBodyHasUnsupportedCharacter

Definition	Severity	API	Sample	Mode
Validate that reviewBody does not include an unsupported character			Link

Partners Resource URL

ReviewsResourceUrlMustHaveValidFormat

Definition	Severity	API	Sample	Mode
Validate that a review's partnersResourceUrl has valid formatting			Link

ReviewsResourceUrlMustNotBeEmpty

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl is not an empty string

ReviewsResourceUrlMustNotBePresent

Preconditions
Review type is USER

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl is not present			Link

ReviewsResourceUrlLengthMustNotExceedMaximum

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl length does not exceed a maximum value (255)			Link

Security

ReviewsResourceUrlMustPassUrlScan

Definition	Severity	API	Sample	Mode
Validate that partnersResourceUrl passes security checks

{{reason}}
malformed
not parsable
only http or https schemes accepted
port not within expected range
hostname is neither FQDN, IP v4 nor IP v6
does not resolve to accepted IP address version (v4 or v6)
does not resolve to accepted IP address
file size exceeds maximum
failed to download
unrecognizable MIME type
unexpected content for MIME type
failed virus scan

note

Validation report may be delivered synchronously or asynchronously, depending upon the mode of execution of the specific check

Example Validation Report

{
  "code": "VALIDATION__ReviewsResourceUrlMustPassUrlScan",
  "message": "URL rejected for reason: '{{reason}}'",
  "severity": "VIOLATION",
  "context": {
    "reason": "only http or https schemes accepted"
  },
  "details": {
    "createdDate": "2026-09-01T21:00:59.865Z",
    "submitted": [
      {
        "field": "$.reviewDetails.review.partnersResourceUrl",
        "value": "ftp://www.example.com/hotels/somewhere/hotel-review"
      }
    ],
    "compared": [],
    "expected": []
  }
}