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This library provides JSON schema validation using the schema found at http://json-schema.org. Note that it is not yet feature complete, but does support basic validation. The JSON schema draft can be found at http://tools.ietf.org/html/draft-zyp-json-schema-03

Requirements

  • PHP 5.3 or greater (requires namespace and closure support)

Usage

$someJson = '{"foo":"bar"}';
$jsonObject = json_decode($someJson);

$validator = new JsonValidator('/path/to/yourschema.json');

$validator->validate($jsonObject);

Supported Types

Types may be defined as either a single string type name, or an array of allowable type names.

  • string
  • number
  • integer
  • boolean
  • object
  • array
  • null
  • any

Supported Definitions

Not all definitions are yet supported, but here is a list of those which are:

  • properties (object)
  • additionalProperties (object)
  • required (all)
  • pattern (string)
  • minLength (string)
  • maxLength (string)
  • format (string, number, integer)
  • minimum (number, integer)
  • maximum (number, integer)
  • exclusiveMinimum (number, integer)
  • exclusiveMaximum (number, integer)
  • divisibleBy (number, integer)
  • enum (array)
  • minItems (array)
  • maxItems (array)
  • uniqueItems (array)
  • items (array)
  • disallow (all)

The following definitions are not yet supported:

  • patternProperties
  • dependencies
  • extends
  • id
  • $ref
  • $schema