api

package
v1.2.0 Latest Latest
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 Go to latest Published: Dec 1, 2020 License: Apache-2.0 Imports: 9 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	RootPageName   = "index"
	TagCollections = "collections"
	TagItems       = "items"
	TagConformance = "conformance"
	TagAPI         = "api"

	TagFunctions = "functions"

	ParamLimit      = "limit"
	ParamOffset     = "offset"
	ParamBbox       = "bbox"
	ParamOrderBy    = "orderby"
	ParamPrecision  = "precision"
	ParamProperties = "properties"
	ParamTransform  = "transform"

	RelSelf      = "self"
	RelAlt       = "alternate"
	RelData      = "data"
	RelFunctions = "functions"
	RelItems     = "items"

	TitleFeatuuresGeoJSON = "Features as GeoJSON"
	TitleDataJSON         = "Data as JSON"
	TitleMetadata         = "Metadata"
	TitleDocument         = "This document"
	TitleAsJSON           = " as JSON"
	TitleAsHTML           = " as HTML"

	GeoJSONFeatureCollection = "FeatureCollection"
)
View Source 
const (
	ErrMsgEncoding              = "Error encoding response"
	ErrMsgLoadCollections       = "Unable to access Collections"
	ErrMsgCollectionNotFound    = "Collection not found: %v"
	ErrMsgCollectionAccess      = "Unable to access Collection: %v"
	ErrMsgFeatureNotFound       = "Feature not found: %v"
	ErrMsgLoadFunctions         = "Unable to access Functions"
	ErrMsgFunctionNotFound      = "Function not found: %v"
	ErrMsgFunctionAccess        = "Unable to access Function: %v"
	ErrMsgInvalidParameterValue = "Invalid value for parameter %v: %v"
	ErrMsgDataRead              = "Unable to read data from: %v"
	ErrMsgRequestTimeout        = "Maximum time exceeded.  Request cancelled."
)
View Source 
const (
	ErrCodeCollectionNotFound = "CollectionNotFound"
	ErrCodeFeatureNotFound    = "FeatureNotFound"
)
View Source 
const (
	// ContentTypeJSON tbd
	ContentTypeJSON = "application/json"

	// ContentTypeGeoJSON tbd
	ContentTypeGeoJSON = "application/geo+json"

	// ContentTypeHTML tbd
	ContentTypeHTML = "text/html"

	FormatJSON = "json"

	FormatHTML = "html"
)

Variables

View Source 
var BboxSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"bbox"},
	Properties: map[string]*openapi3.SchemaRef{
		"crs": {

			Value: openapi3.NewStringSchema(),
		},
		"bbox": {
			Value: &openapi3.Schema{
				Type:     "array",
				MinItems: 4,
				MaxItems: openapi3.Uint64Ptr(4),
				Items:    openapi3.NewSchemaRef("", openapi3.NewFloat64Schema().WithMin(-180).WithMax(180)),
			},
		},
	},
}
View Source 
var CollectionInfoSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"id", "links"},
	Properties: map[string]*openapi3.SchemaRef{
		"id":          {Value: &openapi3.Schema{Type: "string"}},
		"title":       {Value: &openapi3.Schema{Type: "string"}},
		"description": {Value: &openapi3.Schema{Type: "string"}},
		"extent":      {Value: &BboxSchema},
		"crs": {Value: &openapi3.Schema{
			Type: "array",
			Items: &openapi3.SchemaRef{
				Value: &openapi3.Schema{Type: "string"},
			},
		},
		},
		"geometrytype": {Value: &openapi3.Schema{Type: "string"}},
		"properties": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &PropertySchema},
		},
		},
		"links": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &LinkSchema},
		},
		},
	},
}
View Source 
var CollectionsInfoSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"links", "collections"},
	Properties: map[string]*openapi3.SchemaRef{
		"links": {
			Value: &openapi3.Schema{
				Type: "array",
				Items: &openapi3.SchemaRef{
					Value: &LinkSchema,
				},
			},
		},
		"collections": {
			Value: &openapi3.Schema{
				Type: "array",
				Items: &openapi3.SchemaRef{
					Value: &CollectionInfoSchema,
				},
			},
		},
	},
}
View Source 
var ConformanceSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"conformsTo"},
	Properties: map[string]*openapi3.SchemaRef{
		"conformsTo": {
			Value: &openapi3.Schema{
				Type: "array",
				Items: &openapi3.SchemaRef{
					Value: &openapi3.Schema{Type: "string"},
				},
			},
		},
	},
}
View Source 
var FunctionInfoSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"id", "links"},
	Properties: map[string]*openapi3.SchemaRef{
		"id":          {Value: &openapi3.Schema{Type: "string"}},
		"description": {Value: &openapi3.Schema{Type: "string"}},
		"parameters": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &ParameterSchema},
		},
		},
		"properties": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &PropertySchema},
		},
		},
		"links": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &LinkSchema},
		},
		},
	},
}
View Source 
var FunctionSummarySchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"id", "links"},
	Properties: map[string]*openapi3.SchemaRef{
		"id":          {Value: &openapi3.Schema{Type: "string"}},
		"description": {Value: &openapi3.Schema{Type: "string"}},
		"links": {Value: &openapi3.Schema{
			Type:  "array",
			Items: &openapi3.SchemaRef{Value: &LinkSchema},
		},
		},
	},
}
View Source 
var FunctionsInfoSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"links", "functions"},
	Properties: map[string]*openapi3.SchemaRef{
		"links": {
			Value: &openapi3.Schema{
				Type:  "array",
				Items: &openapi3.SchemaRef{Value: &LinkSchema},
			},
		},
		"functions": {
			Value: &openapi3.Schema{
				Type:  "array",
				Items: &openapi3.SchemaRef{Value: &FunctionSummarySchema},
			},
		},
	},
}
View Source 
var LinkSchema openapi3.Schema = openapi3.Schema{
	Description: "Describes links to other resources",
	Type:        "object",
	Required:    []string{"href"},
	Properties: map[string]*openapi3.SchemaRef{
		"href":     {Value: &openapi3.Schema{Type: "string", Description: "URL for the link"}},
		"rel":      {Value: &openapi3.Schema{Type: "string"}},
		"type":     {Value: &openapi3.Schema{Type: "string"}},
		"hreflang": {Value: &openapi3.Schema{Type: "string"}},
		"title":    {Value: &openapi3.Schema{Type: "string"}},
	},
}
View Source 
var ParamReservedNames = []string{
	ParamLimit,
	ParamOffset,
	ParamBbox,
	ParamOrderBy,
	ParamPrecision,
	ParamProperties,
	ParamTransform,
}
View Source 
var ParamReservedNamesMap = makeSet(ParamReservedNames)
View Source 
var ParameterSchema openapi3.Schema = openapi3.Schema{
	Description: "A parameter of a function",
	Type:        "object",
	Required:    []string{"name", "type"},
	Properties: map[string]*openapi3.SchemaRef{
		"name":    {Value: &openapi3.Schema{Type: "string"}},
		"type":    {Value: &openapi3.Schema{Type: "string"}},
		"default": {Value: &openapi3.Schema{Type: "string"}},
	},
}
View Source 
var PropertySchema openapi3.Schema = openapi3.Schema{
	Description: "A data property of a collection or function result",
	Type:        "object",
	Required:    []string{"name", "type"},
	Properties: map[string]*openapi3.SchemaRef{
		"name":        {Value: &openapi3.Schema{Type: "string"}},
		"type":        {Value: &openapi3.Schema{Type: "string"}},
		"description": {Value: &openapi3.Schema{Type: "string"}},
	},
}
View Source 
var RootInfoSchema openapi3.Schema = openapi3.Schema{
	Type:     "object",
	Required: []string{"links"},
	Properties: map[string]*openapi3.SchemaRef{
		"title": {Value: &openapi3.Schema{
			Type:        "string",
			Description: "Title of this feature service",
		}},
		"description": {Value: &openapi3.Schema{
			Type:        "string",
			Description: "Description of this feature service",
		}},
		"links": {
			Value: &openapi3.Schema{
				Type:  "array",
				Items: &openapi3.SchemaRef{Value: &LinkSchema},
			},
		},
	},
}

Functions

func ContentType 

func ContentType(format string) string

ContentType tbd

func GetAPIContent 

func GetAPIContent() *openapi3.Swagger

func IsParameterReservedName added in v1.1.0 

func IsParameterReservedName(name string) bool

func PathCollection 

func PathCollection(name string) string

func PathCollectionItems 

func PathCollectionItems(name string) string

func PathFormat 

func PathFormat(url *url.URL) string

func PathFunction 

func PathFunction(name string) string

func PathFunctionItems 

func PathFunctionItems(name string) string

func PathItem 

func PathItem(name string, fid string) string

func PathStripFormat 

func PathStripFormat(path string) string

func RequestedFormat 

func RequestedFormat(r *http.Request) string

func URLQuery 

func URLQuery(url *url.URL) string

Types

type Bbox 

type Bbox struct {
	Crs    string    `json:"crs"`
	Extent []float64 `json:"bbox"`
}

Bbox for extent

type CollectionInfo 

type CollectionInfo struct {
	Name         string   `json:"id"`
	Title        string   `json:"title,omitempty"`
	Description  string   `json:"description,omitempty"`
	Extent       *Bbox    `json:"extent,omitempty"`
	Crs          []string `json:"crs,omitempty"`
	GeometryType *string  `json:"geometrytype,omitempty"`

	// these are omitempty so they don't show in summary metadata
	Properties []*Property `json:"properties,omitempty"`

	Links []*Link `json:"links"`
	// used for HTML response only
	URLMetadataHTML string `json:"-"`
	URLMetadataJSON string `json:"-"`
	URLItemsHTML    string `json:"-"`
	URLItemsJSON    string `json:"-"`
}

CollectionInfo for a collection

func NewCollectionInfo 

func NewCollectionInfo(tbl *data.Table) *CollectionInfo

type CollectionsInfo 

type CollectionsInfo struct {
	Links       []*Link           `json:"links"`
	Collections []*CollectionInfo `json:"collections"`
}

CollectionsInfo for all collections

func NewCollectionsInfo 

func NewCollectionsInfo(tables []*data.Table) *CollectionsInfo

type Conformance 

type Conformance struct {
	ConformsTo []string `json:"conformsTo"`
}

func GetConformance 

func GetConformance() *Conformance

type FeatureCollectionRaw 

type FeatureCollectionRaw struct {
	Type           string             `json:"type"`
	Features       []*json.RawMessage `json:"features"`
	NumberMatched  uint               `json:"numberMatched,omitempty"`
	NumberReturned uint               `json:"numberReturned"`
	TimeStamp      string             `json:"timeStamp,omitempty"`
	Links          []*Link            `json:"links"`
}

FeatureCollection info

func NewFeatureCollectionInfo 

func NewFeatureCollectionInfo(featureJSON []string) *FeatureCollectionRaw

type FunctionInfo 

type FunctionInfo struct {
	Name        string `json:"id"`
	Description string `json:"description,omitempty"`

	// these properties are always present but may be empty arrays
	Parameters []*Parameter `json:"parameters"`
	Properties []*Property  `json:"properties"`

	Links []*Link `json:"links"`

	//--- additional data used during processing
	Function *data.Function `json:"-"`
}

FunctionInfo is the API metadata for a function

func NewFunctionInfo 

func NewFunctionInfo(fn *data.Function) *FunctionInfo

type FunctionSummary added in v1.1.0 

type FunctionSummary struct {
	Name        string  `json:"id"`
	Description string  `json:"description,omitempty"`
	Links       []*Link `json:"links"`

	//--- additional data used during processing
	Function *data.Function `json:"-"`
	// used for HTML response only
	URLMetadataHTML string `json:"-"`
	URLMetadataJSON string `json:"-"`
	URLItemsHTML    string `json:"-"`
	URLItemsJSON    string `json:"-"`
}

FunctionSummary contains a restricted set of function metadata for use in list display and JSON This allows not including parameters and properties in list metadata, but ensuring those keys are always present in full metadata JSON. Note: Collections do not follow same pattern because their list JSON metadata is supposed to contain all properties, and they are always expected to have attribute properties

func NewFunctionSummary added in v1.1.0 

func NewFunctionSummary(fn *data.Function) *FunctionSummary

type FunctionsInfo 

type FunctionsInfo struct {
	Links     []*Link            `json:"links"`
	Functions []*FunctionSummary `json:"functions"`
}

FunctionsInfo is the API metadata for all functions

func NewFunctionsInfo 

func NewFunctionsInfo(fns []*data.Function) *FunctionsInfo
type Link struct {
	Href  string `json:"href"`
	Rel   string `json:"rel"`
	Type  string `json:"type"`
	Title string `json:"title"`
}

Link for links 

func NewLink(href string, rel string, conType string, title string) *Link

type NameValMap 

type NameValMap map[string]string

type Parameter 

type Parameter struct {
	Name        string `json:"name"`
	Type        string `json:"type"`
	Description string `json:"description"`
	Default     string `json:"default,omitempty"`
}

func FunctionParameters 

func FunctionParameters(fn *data.Function) []*Parameter

type Property 

type Property struct {
	Name        string `json:"name"`
	Type        string `json:"type"`
	Description string `json:"description"`
}

func FunctionProperties 

func FunctionProperties(fn *data.Function) []*Property

func TableProperties 

func TableProperties(tbl *data.Table) []*Property

type RequestParam 

type RequestParam struct {
	Limit         int
	Offset        int
	Bbox          *data.Extent
	Properties    []string
	OrderBy       []data.Ordering
	Precision     int
	TransformFuns []data.TransformFunction
	Values        NameValMap
}

RequestParam holds the parameters for a request

type RootInfo 

type RootInfo struct {
	Title       string  `json:"title"`
	Description string  `json:"description"`
	Links       []*Link `json:"links"`
}

RootInfo content at root

func NewRootInfo 

func NewRootInfo(conf *conf.Config) *RootInfo

Source Files

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