cmap-schema.json

{
  "$schema": "http://json-schema.org/schema#",
  "$id": "https://legumefederation.org/schemas/cmap.json",
  "title" : "cmap-js schema",
  "description" : "For more info, see https://github.com/ncgr/cmap-js",
  "type" : "object",
  "definitions" : {
    "filter" : {
      "type" : "object",
      "properties" : {
        "column" : { "type" : "string" },
        "not" : { "type" : "boolean" },
        "operator" : { "enum" : [ "equals", "regex" ] },
        "value" : { "type" : "string" }
      },
      "required" : ["column", "operator", "value"]
    },
    "linkout" : {
      "type" : "object",
      "properties" : {
        "featuretype" : { "type" : "string" },
        "featuretypePattern" : { "type" : "string" },
        "url" : { "type" : "string" },
        "text" : { "type" : "string" },
        "isLinkingService" : { "type" : "boolean", "default" : false } 
      },
      "required" : ["url"],
      "oneOf": [{"required" : ["featuretype"]}, {"required" : ["featuretypePattern"]}]
    }
  },
  "properties" : {
    "#" : { "type" : "string"},
    "header" : { "type" : "string"},
    "attribution" : { "type" : "string" },
    "initialView" : {
      "type" : "array",
      "items" : {
        "type": "object",
        "properties" : {
          "source" : { "type" : "string" },
          "map" : { "type" : "string" },
          "filters" : {
            "type" : "array",
            "items" : {
              "$ref" : "#/definitions/filter"
            }
          }
        },
        "required" : ["source", "map"]
      }
    },
    "sources" : {
      "type" : "array",
      "items" : {
        "type" : "object",
        "properties" : {
          "#" : { "type": "string" },
          "id" : { "type" : "string" },
          "method" : { "type" : "string"},
          "data" : { "type" : "object" },
          "url" : { "type" : "string" },
          "filters" : {
            "type" : "array",
            "items" : {
              "$ref" : "#/definitions/filter"
            }
          },
          "linkouts" : {
            "type" : "array",
            "items" : {
              "$ref" : "#/definitions/linkout"
            }
          }
        },
        "required" : ["url", "method", "id"]
        }
      }
  },
  "required": ["header", "attribution", "sources"]
}