diff options
Diffstat (limited to 'vendor/github.com/go-openapi/analysis/analyzer.go')
-rw-r--r-- | vendor/github.com/go-openapi/analysis/analyzer.go | 614 |
1 files changed, 0 insertions, 614 deletions
diff --git a/vendor/github.com/go-openapi/analysis/analyzer.go b/vendor/github.com/go-openapi/analysis/analyzer.go deleted file mode 100644 index d388db3a7..000000000 --- a/vendor/github.com/go-openapi/analysis/analyzer.go +++ /dev/null @@ -1,614 +0,0 @@ -// Copyright 2015 go-swagger maintainers -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package analysis - -import ( - "fmt" - slashpath "path" - "strconv" - "strings" - - "github.com/go-openapi/jsonpointer" - "github.com/go-openapi/spec" - "github.com/go-openapi/swag" -) - -type referenceAnalysis struct { - schemas map[string]spec.Ref - responses map[string]spec.Ref - parameters map[string]spec.Ref - items map[string]spec.Ref - allRefs map[string]spec.Ref - referenced struct { - schemas map[string]SchemaRef - responses map[string]*spec.Response - parameters map[string]*spec.Parameter - } -} - -func (r *referenceAnalysis) addRef(key string, ref spec.Ref) { - r.allRefs["#"+key] = ref -} - -func (r *referenceAnalysis) addItemsRef(key string, items *spec.Items) { - r.items["#"+key] = items.Ref - r.addRef(key, items.Ref) -} - -func (r *referenceAnalysis) addSchemaRef(key string, ref SchemaRef) { - r.schemas["#"+key] = ref.Schema.Ref - r.addRef(key, ref.Schema.Ref) -} - -func (r *referenceAnalysis) addResponseRef(key string, resp *spec.Response) { - r.responses["#"+key] = resp.Ref - r.addRef(key, resp.Ref) -} - -func (r *referenceAnalysis) addParamRef(key string, param *spec.Parameter) { - r.parameters["#"+key] = param.Ref - r.addRef(key, param.Ref) -} - -// New takes a swagger spec object and returns an analyzed spec document. -// The analyzed document contains a number of indices that make it easier to -// reason about semantics of a swagger specification for use in code generation -// or validation etc. -func New(doc *spec.Swagger) *Spec { - a := &Spec{ - spec: doc, - consumes: make(map[string]struct{}, 150), - produces: make(map[string]struct{}, 150), - authSchemes: make(map[string]struct{}, 150), - operations: make(map[string]map[string]*spec.Operation, 150), - allSchemas: make(map[string]SchemaRef, 150), - allOfs: make(map[string]SchemaRef, 150), - references: referenceAnalysis{ - schemas: make(map[string]spec.Ref, 150), - responses: make(map[string]spec.Ref, 150), - parameters: make(map[string]spec.Ref, 150), - items: make(map[string]spec.Ref, 150), - allRefs: make(map[string]spec.Ref, 150), - }, - } - a.references.referenced.schemas = make(map[string]SchemaRef, 150) - a.references.referenced.responses = make(map[string]*spec.Response, 150) - a.references.referenced.parameters = make(map[string]*spec.Parameter, 150) - a.initialize() - return a -} - -// Spec takes a swagger spec object and turns it into a registry -// with a bunch of utility methods to act on the information in the spec -type Spec struct { - spec *spec.Swagger - consumes map[string]struct{} - produces map[string]struct{} - authSchemes map[string]struct{} - operations map[string]map[string]*spec.Operation - references referenceAnalysis - allSchemas map[string]SchemaRef - allOfs map[string]SchemaRef -} - -func (s *Spec) initialize() { - for _, c := range s.spec.Consumes { - s.consumes[c] = struct{}{} - } - for _, c := range s.spec.Produces { - s.produces[c] = struct{}{} - } - for _, ss := range s.spec.Security { - for k := range ss { - s.authSchemes[k] = struct{}{} - } - } - for path, pathItem := range s.AllPaths() { - s.analyzeOperations(path, &pathItem) - } - - for name, parameter := range s.spec.Parameters { - refPref := slashpath.Join("/parameters", jsonpointer.Escape(name)) - if parameter.Items != nil { - s.analyzeItems("items", parameter.Items, refPref) - } - if parameter.In == "body" && parameter.Schema != nil { - s.analyzeSchema("schema", *parameter.Schema, refPref) - } - } - - for name, response := range s.spec.Responses { - refPref := slashpath.Join("/responses", jsonpointer.Escape(name)) - for _, v := range response.Headers { - if v.Items != nil { - s.analyzeItems("items", v.Items, refPref) - } - } - if response.Schema != nil { - s.analyzeSchema("schema", *response.Schema, refPref) - } - } - - for name, schema := range s.spec.Definitions { - s.analyzeSchema(name, schema, "/definitions") - } - // TODO: after analyzing all things and flattening schemas etc - // resolve all the collected references to their final representations - // best put in a separate method because this could get expensive -} - -func (s *Spec) analyzeOperations(path string, pi *spec.PathItem) { - // TODO: resolve refs here? - op := pi - s.analyzeOperation("GET", path, op.Get) - s.analyzeOperation("PUT", path, op.Put) - s.analyzeOperation("POST", path, op.Post) - s.analyzeOperation("PATCH", path, op.Patch) - s.analyzeOperation("DELETE", path, op.Delete) - s.analyzeOperation("HEAD", path, op.Head) - s.analyzeOperation("OPTIONS", path, op.Options) - for i, param := range op.Parameters { - refPref := slashpath.Join("/paths", jsonpointer.Escape(path), "parameters", strconv.Itoa(i)) - if param.Ref.String() != "" { - s.references.addParamRef(refPref, ¶m) - } - if param.Items != nil { - s.analyzeItems("items", param.Items, refPref) - } - if param.Schema != nil { - s.analyzeSchema("schema", *param.Schema, refPref) - } - } -} - -func (s *Spec) analyzeItems(name string, items *spec.Items, prefix string) { - if items == nil { - return - } - refPref := slashpath.Join(prefix, name) - s.analyzeItems(name, items.Items, refPref) - if items.Ref.String() != "" { - s.references.addItemsRef(refPref, items) - } -} - -func (s *Spec) analyzeOperation(method, path string, op *spec.Operation) { - if op == nil { - return - } - - for _, c := range op.Consumes { - s.consumes[c] = struct{}{} - } - for _, c := range op.Produces { - s.produces[c] = struct{}{} - } - for _, ss := range op.Security { - for k := range ss { - s.authSchemes[k] = struct{}{} - } - } - if _, ok := s.operations[method]; !ok { - s.operations[method] = make(map[string]*spec.Operation) - } - s.operations[method][path] = op - prefix := slashpath.Join("/paths", jsonpointer.Escape(path), strings.ToLower(method)) - for i, param := range op.Parameters { - refPref := slashpath.Join(prefix, "parameters", strconv.Itoa(i)) - if param.Ref.String() != "" { - s.references.addParamRef(refPref, ¶m) - } - s.analyzeItems("items", param.Items, refPref) - if param.In == "body" && param.Schema != nil { - s.analyzeSchema("schema", *param.Schema, refPref) - } - } - if op.Responses != nil { - if op.Responses.Default != nil { - refPref := slashpath.Join(prefix, "responses", "default") - if op.Responses.Default.Ref.String() != "" { - s.references.addResponseRef(refPref, op.Responses.Default) - } - for _, v := range op.Responses.Default.Headers { - s.analyzeItems("items", v.Items, refPref) - } - if op.Responses.Default.Schema != nil { - s.analyzeSchema("schema", *op.Responses.Default.Schema, refPref) - } - } - for k, res := range op.Responses.StatusCodeResponses { - refPref := slashpath.Join(prefix, "responses", strconv.Itoa(k)) - if res.Ref.String() != "" { - s.references.addResponseRef(refPref, &res) - } - for _, v := range res.Headers { - s.analyzeItems("items", v.Items, refPref) - } - if res.Schema != nil { - s.analyzeSchema("schema", *res.Schema, refPref) - } - } - } -} - -func (s *Spec) analyzeSchema(name string, schema spec.Schema, prefix string) { - refURI := slashpath.Join(prefix, jsonpointer.Escape(name)) - schRef := SchemaRef{ - Name: name, - Schema: &schema, - Ref: spec.MustCreateRef("#" + refURI), - } - s.allSchemas["#"+refURI] = schRef - if schema.Ref.String() != "" { - s.references.addSchemaRef(refURI, schRef) - } - for k, v := range schema.Definitions { - s.analyzeSchema(k, v, slashpath.Join(refURI, "definitions")) - } - for k, v := range schema.Properties { - s.analyzeSchema(k, v, slashpath.Join(refURI, "properties")) - } - for k, v := range schema.PatternProperties { - s.analyzeSchema(k, v, slashpath.Join(refURI, "patternProperties")) - } - for i, v := range schema.AllOf { - s.analyzeSchema(strconv.Itoa(i), v, slashpath.Join(refURI, "allOf")) - } - if len(schema.AllOf) > 0 { - s.allOfs["#"+refURI] = SchemaRef{Name: name, Schema: &schema, Ref: spec.MustCreateRef("#" + refURI)} - } - for i, v := range schema.AnyOf { - s.analyzeSchema(strconv.Itoa(i), v, slashpath.Join(refURI, "anyOf")) - } - for i, v := range schema.OneOf { - s.analyzeSchema(strconv.Itoa(i), v, slashpath.Join(refURI, "oneOf")) - } - if schema.Not != nil { - s.analyzeSchema("not", *schema.Not, refURI) - } - if schema.AdditionalProperties != nil && schema.AdditionalProperties.Schema != nil { - s.analyzeSchema("additionalProperties", *schema.AdditionalProperties.Schema, refURI) - } - if schema.AdditionalItems != nil && schema.AdditionalItems.Schema != nil { - s.analyzeSchema("additionalItems", *schema.AdditionalItems.Schema, refURI) - } - if schema.Items != nil { - if schema.Items.Schema != nil { - s.analyzeSchema("items", *schema.Items.Schema, refURI) - } - for i, sch := range schema.Items.Schemas { - s.analyzeSchema(strconv.Itoa(i), sch, slashpath.Join(refURI, "items")) - } - } -} - -// SecurityRequirement is a representation of a security requirement for an operation -type SecurityRequirement struct { - Name string - Scopes []string -} - -// SecurityRequirementsFor gets the security requirements for the operation -func (s *Spec) SecurityRequirementsFor(operation *spec.Operation) []SecurityRequirement { - if s.spec.Security == nil && operation.Security == nil { - return nil - } - - schemes := s.spec.Security - if operation.Security != nil { - schemes = operation.Security - } - - unique := make(map[string]SecurityRequirement) - for _, scheme := range schemes { - for k, v := range scheme { - if _, ok := unique[k]; !ok { - unique[k] = SecurityRequirement{Name: k, Scopes: v} - } - } - } - - var result []SecurityRequirement - for _, v := range unique { - result = append(result, v) - } - return result -} - -// SecurityDefinitionsFor gets the matching security definitions for a set of requirements -func (s *Spec) SecurityDefinitionsFor(operation *spec.Operation) map[string]spec.SecurityScheme { - requirements := s.SecurityRequirementsFor(operation) - if len(requirements) == 0 { - return nil - } - result := make(map[string]spec.SecurityScheme) - for _, v := range requirements { - if definition, ok := s.spec.SecurityDefinitions[v.Name]; ok { - if definition != nil { - result[v.Name] = *definition - } - } - } - return result -} - -// ConsumesFor gets the mediatypes for the operation -func (s *Spec) ConsumesFor(operation *spec.Operation) []string { - - if len(operation.Consumes) == 0 { - cons := make(map[string]struct{}, len(s.spec.Consumes)) - for _, k := range s.spec.Consumes { - cons[k] = struct{}{} - } - return s.structMapKeys(cons) - } - - cons := make(map[string]struct{}, len(operation.Consumes)) - for _, c := range operation.Consumes { - cons[c] = struct{}{} - } - return s.structMapKeys(cons) -} - -// ProducesFor gets the mediatypes for the operation -func (s *Spec) ProducesFor(operation *spec.Operation) []string { - if len(operation.Produces) == 0 { - prod := make(map[string]struct{}, len(s.spec.Produces)) - for _, k := range s.spec.Produces { - prod[k] = struct{}{} - } - return s.structMapKeys(prod) - } - - prod := make(map[string]struct{}, len(operation.Produces)) - for _, c := range operation.Produces { - prod[c] = struct{}{} - } - return s.structMapKeys(prod) -} - -func mapKeyFromParam(param *spec.Parameter) string { - return fmt.Sprintf("%s#%s", param.In, fieldNameFromParam(param)) -} - -func fieldNameFromParam(param *spec.Parameter) string { - if nm, ok := param.Extensions.GetString("go-name"); ok { - return nm - } - return swag.ToGoName(param.Name) -} - -func (s *Spec) paramsAsMap(parameters []spec.Parameter, res map[string]spec.Parameter) { - for _, param := range parameters { - pr := param - if pr.Ref.String() != "" { - obj, _, err := pr.Ref.GetPointer().Get(s.spec) - if err != nil { - panic(err) - } - pr = obj.(spec.Parameter) - } - res[mapKeyFromParam(&pr)] = pr - } -} - -// ParametersFor the specified operation id -func (s *Spec) ParametersFor(operationID string) []spec.Parameter { - gatherParams := func(pi *spec.PathItem, op *spec.Operation) []spec.Parameter { - bag := make(map[string]spec.Parameter) - s.paramsAsMap(pi.Parameters, bag) - s.paramsAsMap(op.Parameters, bag) - - var res []spec.Parameter - for _, v := range bag { - res = append(res, v) - } - return res - } - for _, pi := range s.spec.Paths.Paths { - if pi.Get != nil && pi.Get.ID == operationID { - return gatherParams(&pi, pi.Get) - } - if pi.Head != nil && pi.Head.ID == operationID { - return gatherParams(&pi, pi.Head) - } - if pi.Options != nil && pi.Options.ID == operationID { - return gatherParams(&pi, pi.Options) - } - if pi.Post != nil && pi.Post.ID == operationID { - return gatherParams(&pi, pi.Post) - } - if pi.Patch != nil && pi.Patch.ID == operationID { - return gatherParams(&pi, pi.Patch) - } - if pi.Put != nil && pi.Put.ID == operationID { - return gatherParams(&pi, pi.Put) - } - if pi.Delete != nil && pi.Delete.ID == operationID { - return gatherParams(&pi, pi.Delete) - } - } - return nil -} - -// ParamsFor the specified method and path. Aggregates them with the defaults etc, so it's all the params that -// apply for the method and path. -func (s *Spec) ParamsFor(method, path string) map[string]spec.Parameter { - res := make(map[string]spec.Parameter) - if pi, ok := s.spec.Paths.Paths[path]; ok { - s.paramsAsMap(pi.Parameters, res) - s.paramsAsMap(s.operations[strings.ToUpper(method)][path].Parameters, res) - } - return res -} - -// OperationForName gets the operation for the given id -func (s *Spec) OperationForName(operationID string) (string, string, *spec.Operation, bool) { - for method, pathItem := range s.operations { - for path, op := range pathItem { - if operationID == op.ID { - return method, path, op, true - } - } - } - return "", "", nil, false -} - -// OperationFor the given method and path -func (s *Spec) OperationFor(method, path string) (*spec.Operation, bool) { - if mp, ok := s.operations[strings.ToUpper(method)]; ok { - op, fn := mp[path] - return op, fn - } - return nil, false -} - -// Operations gathers all the operations specified in the spec document -func (s *Spec) Operations() map[string]map[string]*spec.Operation { - return s.operations -} - -func (s *Spec) structMapKeys(mp map[string]struct{}) []string { - if len(mp) == 0 { - return nil - } - - result := make([]string, 0, len(mp)) - for k := range mp { - result = append(result, k) - } - return result -} - -// AllPaths returns all the paths in the swagger spec -func (s *Spec) AllPaths() map[string]spec.PathItem { - if s.spec == nil || s.spec.Paths == nil { - return nil - } - return s.spec.Paths.Paths -} - -// OperationIDs gets all the operation ids based on method an dpath -func (s *Spec) OperationIDs() []string { - if len(s.operations) == 0 { - return nil - } - result := make([]string, 0, len(s.operations)) - for method, v := range s.operations { - for p, o := range v { - if o.ID != "" { - result = append(result, o.ID) - } else { - result = append(result, fmt.Sprintf("%s %s", strings.ToUpper(method), p)) - } - } - } - return result -} - -// RequiredConsumes gets all the distinct consumes that are specified in the specification document -func (s *Spec) RequiredConsumes() []string { - return s.structMapKeys(s.consumes) -} - -// RequiredProduces gets all the distinct produces that are specified in the specification document -func (s *Spec) RequiredProduces() []string { - return s.structMapKeys(s.produces) -} - -// RequiredSecuritySchemes gets all the distinct security schemes that are specified in the swagger spec -func (s *Spec) RequiredSecuritySchemes() []string { - return s.structMapKeys(s.authSchemes) -} - -// SchemaRef is a reference to a schema -type SchemaRef struct { - Name string - Ref spec.Ref - Schema *spec.Schema -} - -// SchemasWithAllOf returns schema references to all schemas that are defined -// with an allOf key -func (s *Spec) SchemasWithAllOf() (result []SchemaRef) { - for _, v := range s.allOfs { - result = append(result, v) - } - return -} - -// AllDefinitions returns schema references for all the definitions that were discovered -func (s *Spec) AllDefinitions() (result []SchemaRef) { - for _, v := range s.allSchemas { - result = append(result, v) - } - return -} - -// AllDefinitionReferences returns json refs for all the discovered schemas -func (s *Spec) AllDefinitionReferences() (result []string) { - for _, v := range s.references.schemas { - result = append(result, v.String()) - } - return -} - -// AllParameterReferences returns json refs for all the discovered parameters -func (s *Spec) AllParameterReferences() (result []string) { - for _, v := range s.references.parameters { - result = append(result, v.String()) - } - return -} - -// AllResponseReferences returns json refs for all the discovered responses -func (s *Spec) AllResponseReferences() (result []string) { - for _, v := range s.references.responses { - result = append(result, v.String()) - } - return -} - -// AllItemsReferences returns the references for all the items -func (s *Spec) AllItemsReferences() (result []string) { - for _, v := range s.references.items { - result = append(result, v.String()) - } - return -} - -// AllReferences returns all the references found in the document -func (s *Spec) AllReferences() (result []string) { - for _, v := range s.references.allRefs { - result = append(result, v.String()) - } - return -} - -// AllRefs returns all the unique references found in the document -func (s *Spec) AllRefs() (result []spec.Ref) { - set := make(map[string]struct{}) - for _, v := range s.references.allRefs { - a := v.String() - if a == "" { - continue - } - if _, ok := set[a]; !ok { - set[a] = struct{}{} - result = append(result, v) - } - } - return -} |