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/*
* Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
*
* 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
*
* https://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 org.openapitools.codegen.languages;
import java.io.File;
import java.io.IOException;
import java.util.*;
import org.apache.commons.lang3.StringUtils;
import org.openapitools.codegen.CliOption;
import org.openapitools.codegen.CodegenConfig;
import org.openapitools.codegen.CodegenConstants;
import org.openapitools.codegen.CodegenModel;
import org.openapitools.codegen.CodegenOperation;
import org.openapitools.codegen.CodegenParameter;
import org.openapitools.codegen.CodegenProperty;
import org.openapitools.codegen.CodegenType;
import org.openapitools.codegen.SupportingFile;
import org.openapitools.codegen.meta.features.DocumentationFeature;
import org.openapitools.codegen.model.ApiInfoMap;
import org.openapitools.codegen.model.ModelMap;
import org.openapitools.codegen.model.ModelsMap;
import org.openapitools.codegen.model.OperationMap;
import org.openapitools.codegen.model.OperationsMap;
import org.openapitools.codegen.utils.ModelUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.Lists;
import com.google.common.collect.Multimap;
import io.swagger.v3.oas.models.Components;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.Operation;
import io.swagger.v3.oas.models.PathItem;
import io.swagger.v3.oas.models.PathItem.HttpMethod;
import io.swagger.v3.oas.models.media.ArraySchema;
import io.swagger.v3.oas.models.media.Schema;
import io.swagger.v3.oas.models.parameters.Parameter;
import io.swagger.v3.oas.models.parameters.RequestBody;
import io.swagger.v3.oas.models.security.SecurityScheme;
import static org.openapitools.codegen.utils.StringUtils.*;
public abstract class AbstractPythonConnexionServerCodegen extends AbstractPythonCodegen implements CodegenConfig {
private static class PythonBooleanSerializer extends JsonSerializer {
@Override
public void serialize(Boolean value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeRawValue(value ? "True" : "False");
}
}
private final Logger LOGGER = LoggerFactory.getLogger(AbstractPythonConnexionServerCodegen.class);
public static final String CONTROLLER_PACKAGE = "controllerPackage";
public static final String DEFAULT_CONTROLLER = "defaultController";
public static final String FEATURE_CORS = "featureCORS";
// nose is a python testing framework, we use pytest if USE_NOSE is unset
public static final String USE_NOSE = "useNose";
public static final String PYTHON_SRC_ROOT = "pythonSrcRoot";
public static final String USE_PYTHON_SRC_ROOT_IN_IMPORTS = "usePythonSrcRootInImports";
public static final String MOVE_TESTS_UNDER_PYTHON_SRC_ROOT = "testsUsePythonSrcRoot";
static final String MEDIA_TYPE = "mediaType";
// An object mapper that is used to convert an example string to
// a "python-compliant" example string (boolean as True/False).
final ObjectMapper MAPPER = new ObjectMapper();
protected int serverPort = 8080;
protected String controllerPackage;
protected String defaultController;
protected Map regexModifiers;
protected boolean fixBodyName;
protected boolean featureCORS = Boolean.FALSE;
protected boolean useNose = Boolean.FALSE;
protected String pythonSrcRoot;
protected boolean usePythonSrcRootInImports = Boolean.FALSE;
protected boolean moveTestsUnderPythonSrcRoot = Boolean.FALSE;
public AbstractPythonConnexionServerCodegen(String templateDirectory, boolean fixBodyNameValue) {
super();
modifyFeatureSet(features -> features.includeDocumentationFeatures(DocumentationFeature.Readme));
fixBodyName = fixBodyNameValue;
modelPackage = "models";
testPackage = "test";
SimpleModule simpleModule = new SimpleModule();
simpleModule.addSerializer(Boolean.class, new PythonBooleanSerializer());
MAPPER.registerModule(simpleModule);
// TODO may remove these later to default to the setting in abstract python base class instead
languageSpecificPrimitives.add("List");
languageSpecificPrimitives.add("Dict");
typeMapping.put("array", "List");
typeMapping.put("map", "Dict");
// set the output folder here
outputFolder = "generated-code" + File.separatorChar + "connexion";
apiTemplateFiles.put("controller.mustache", ".py");
modelTemplateFiles.put("model.mustache", ".py");
apiTestTemplateFiles().put("controller_test.mustache", ".py");
/*
* Template Location. This is the location which templates will be read from. The generator
* will use the resource stream to attempt to read the templates.
*/
embeddedTemplateDir = templateDir = templateDirectory;
/*
* Additional Properties. These values can be passed to the templates and
* are available in models, apis, and supporting files
*/
additionalProperties.put("serverPort", serverPort);
/*
* Supporting Files. You can write single files for the generator with the
* entire object tree available. If the input file has a suffix of `.mustache
* it will be processed by the template engine. Otherwise, it will be copied
*/
supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
supportingFiles.add(new SupportingFile("test-requirements.mustache", "", "test-requirements.txt"));
supportingFiles.add(new SupportingFile("requirements.mustache", "", "requirements.txt"));
regexModifiers = new HashMap();
regexModifiers.put('i', "IGNORECASE");
regexModifiers.put('l', "LOCALE");
regexModifiers.put('m', "MULTILINE");
regexModifiers.put('s', "DOTALL");
regexModifiers.put('u', "UNICODE");
regexModifiers.put('x', "VERBOSE");
cliOptions.add(new CliOption(CodegenConstants.PACKAGE_NAME, "python package name (convention: snake_case).")
.defaultValue("openapi_server"));
cliOptions.add(new CliOption(CodegenConstants.PACKAGE_VERSION, "python package version.")
.defaultValue("1.0.0"));
cliOptions.add(new CliOption(CONTROLLER_PACKAGE, "controller package").
defaultValue("controllers"));
cliOptions.add(new CliOption(DEFAULT_CONTROLLER, "default controller").
defaultValue("default_controller"));
cliOptions.add(new CliOption("serverPort", "TCP port to listen to in app.run").
defaultValue("8080"));
cliOptions.add(CliOption.newBoolean(FEATURE_CORS, "use flask-cors for handling CORS requests").
defaultValue(Boolean.FALSE.toString()));
cliOptions.add(CliOption.newBoolean(USE_NOSE, "use the nose test framework").
defaultValue(Boolean.FALSE.toString()));
cliOptions.add(new CliOption(PYTHON_SRC_ROOT, "put python sources in this subdirectory of output folder (defaults to \"\" for). Use this for src/ layout.").
defaultValue(""));
cliOptions.add(new CliOption(USE_PYTHON_SRC_ROOT_IN_IMPORTS, "include pythonSrcRoot in import namespaces.").
defaultValue("false"));
cliOptions.add(new CliOption(MOVE_TESTS_UNDER_PYTHON_SRC_ROOT, "generates test under the pythonSrcRoot folder.")
.defaultValue("false"));
}
protected void addSupportingFiles() {
}
@Override
public void processOpts() {
super.processOpts();
//apiTemplateFiles.clear();
if (additionalProperties.containsKey(CodegenConstants.PACKAGE_NAME)) {
setPackageName((String) additionalProperties.get(CodegenConstants.PACKAGE_NAME));
} else {
setPackageName("openapi_server");
}
if (additionalProperties.containsKey(CodegenConstants.PACKAGE_VERSION)) {
setPackageVersion((String) additionalProperties.get(CodegenConstants.PACKAGE_VERSION));
} else {
setPackageVersion("1.0.0");
additionalProperties.put(CodegenConstants.PACKAGE_VERSION, this.packageVersion);
}
if (additionalProperties.containsKey(CONTROLLER_PACKAGE)) {
this.controllerPackage = additionalProperties.get(CONTROLLER_PACKAGE).toString();
} else {
this.controllerPackage = "controllers";
additionalProperties.put(CONTROLLER_PACKAGE, this.controllerPackage);
}
if (additionalProperties.containsKey(DEFAULT_CONTROLLER)) {
this.defaultController = additionalProperties.get(DEFAULT_CONTROLLER).toString();
} else {
this.defaultController = "default_controller";
additionalProperties.put(DEFAULT_CONTROLLER, this.defaultController);
}
if (additionalProperties.containsKey(FEATURE_CORS)) {
setFeatureCORS(String.valueOf(additionalProperties.get(FEATURE_CORS)));
}
if (additionalProperties.containsKey(USE_NOSE)) {
setUseNose(String.valueOf(additionalProperties.get(USE_NOSE)));
}
if (additionalProperties.containsKey(USE_PYTHON_SRC_ROOT_IN_IMPORTS)) {
setUsePythonSrcRootInImports(String.valueOf(additionalProperties.get(USE_PYTHON_SRC_ROOT_IN_IMPORTS)));
}
if (additionalProperties.containsKey(MOVE_TESTS_UNDER_PYTHON_SRC_ROOT)) {
setMoveTestsUnderPythonSrcRoot(String.valueOf(additionalProperties.get(MOVE_TESTS_UNDER_PYTHON_SRC_ROOT)));
}
if (additionalProperties.containsKey(PYTHON_SRC_ROOT)) {
String pythonSrcRoot = (String) additionalProperties.get(PYTHON_SRC_ROOT);
if (moveTestsUnderPythonSrcRoot) {
testPackage = pythonSrcRoot + "." + testPackage;
}
if (usePythonSrcRootInImports) {
// if we prepend the package name with the pythonSrcRoot we get the desired effect.
// But, we also need to set pythonSrcRoot itself to "" to ensure all the paths are
// what we expect.
setPackageName(pythonSrcRoot + "." + packageName);
pythonSrcRoot = "";
}
setPythonSrcRoot(pythonSrcRoot);
} else {
setPythonSrcRoot("");
}
supportingFiles.add(new SupportingFile("__main__.mustache", packagePath(), "__main__.py"));
supportingFiles.add(new SupportingFile("util.mustache", packagePath(), "util.py"));
supportingFiles.add(new SupportingFile("typing_utils.mustache", packagePath(), "typing_utils.py"));
supportingFiles.add(new SupportingFile("__init__.mustache", packagePath() + File.separatorChar + packageToPath(controllerPackage), "__init__.py"));
supportingFiles.add(new SupportingFile("security_controller.mustache", packagePath() + File.separatorChar + packageToPath(controllerPackage), "security_controller.py"));
supportingFiles.add(new SupportingFile("__init__model.mustache", packagePath() + File.separatorChar + packageToPath(modelPackage), "__init__.py"));
supportingFiles.add(new SupportingFile("base_model.mustache", packagePath() + File.separatorChar + packageToPath(modelPackage), "base_model.py"));
supportingFiles.add(new SupportingFile("openapi.mustache", packagePath() + File.separatorChar + "openapi", "openapi.yaml"));
addSupportingFiles();
modelPackage = packageName + "." + modelPackage;
controllerPackage = packageName + "." + controllerPackage;
}
public void setFeatureCORS(String val) {
this.featureCORS = Boolean.parseBoolean(val);
}
public void setUseNose(String val) {
this.useNose = Boolean.parseBoolean(val);
}
public void setPythonSrcRoot(String val) {
String pySrcRoot;
if (val == null) {
pySrcRoot = "";
} else {
pySrcRoot = val.replaceAll("[/\\\\]+$", "");
}
if (pySrcRoot.isEmpty() || ".".equals(pySrcRoot)) {
this.pythonSrcRoot = "";
} else {
this.pythonSrcRoot = pySrcRoot + File.separator;
}
additionalProperties.put(PYTHON_SRC_ROOT, StringUtils.defaultIfBlank(this.pythonSrcRoot, null));
}
public void setUsePythonSrcRootInImports(String val) {
this.usePythonSrcRootInImports = Boolean.parseBoolean(val);
}
public void setMoveTestsUnderPythonSrcRoot(String val) {
this.moveTestsUnderPythonSrcRoot = Boolean.parseBoolean(val);
}
public String pythonSrcOutputFolder() {
return outputFolder + File.separator + pythonSrcRoot;
}
private static String packageToPath(String pkg) {
return pkg.replace(".", File.separator);
}
@Override
public String apiPackage() {
return controllerPackage;
}
/**
* Configures the type of generator.
*
* @return the CodegenType for this generator
* @see org.openapitools.codegen.CodegenType
*/
@Override
public CodegenType getTag() {
return CodegenType.SERVER;
}
/**
* Returns human-friendly help for the generator. Provide the consumer with help
* tips, parameters here
*
* @return A string value for the help message
*/
@Override
public String getHelp() {
return "Generates a Python server library using the Connexion project. By default, " +
"it will also generate service classes -- which you can disable with the `-Dnoservice` environment variable.";
}
@Override
public String toApiName(String name) {
if (name == null || name.length() == 0) {
return "DefaultController";
}
return camelize(name) + "Controller";
}
@Override
public String toApiTestFilename(String name) {
return "test_" + toApiFilename(name);
}
/**
* Location to write api files. You can use the apiPackage() as defined when the class is
* instantiated
*/
@Override
public String apiFileFolder() {
String pkgPath = apiPackage().replace('.', File.separatorChar);
return pythonSrcOutputFolder() + pkgPath;
}
@Override
public String modelFileFolder() {
String pkgPath = modelPackage().replace('.', File.separatorChar);
return pythonSrcOutputFolder() + pkgPath;
}
@Override
public String getTypeDeclaration(Schema p) {
if (ModelUtils.isArraySchema(p)) {
ArraySchema ap = (ArraySchema) p;
Schema inner = ap.getItems();
return getSchemaType(p) + "[" + getTypeDeclaration(inner) + "]";
} else if (ModelUtils.isMapSchema(p)) {
Schema inner = ModelUtils.getAdditionalProperties(p);
return getSchemaType(p) + "[str, " + getTypeDeclaration(inner) + "]";
}
return super.getTypeDeclaration(p);
}
@Override
public void preprocessOpenAPI(OpenAPI openAPI) {
// need vendor extensions for x-openapi-router-controller
Map paths = openAPI.getPaths();
if (paths != null) {
List pathnames = new ArrayList(paths.keySet());
for (String pathname : pathnames) {
PathItem path = paths.get(pathname);
// Fix path parameters to be in snake_case
if (pathname.contains("{")) {
String fixedPath = "";
for (String token : pathname.substring(1).split("/")) {
if (token.startsWith("{")) {
String snake_case_token = "{" + this.toParamName(token.substring(1, token.length() - 1)) + "}";
if (!token.equals(snake_case_token)) {
token = snake_case_token;
}
}
fixedPath += "/" + token;
}
if (!fixedPath.equals(pathname)) {
LOGGER.warn(
"Path '{}' is not consistent with Python variable names. It will be replaced by '{}'",
pathname, fixedPath);
paths.remove(pathname);
path.addExtension("x-python-connexion-openapi-name", pathname);
paths.put(fixedPath, path);
}
}
Map operationMap = path.readOperationsMap();
if (operationMap != null) {
for (Map.Entry operationMapEntry : operationMap.entrySet()) {
HttpMethod method = operationMapEntry.getKey();
Operation operation = operationMapEntry.getValue();
String tag = "default";
if (operation.getTags() != null && operation.getTags().size() > 0) {
tag = operation.getTags().get(0);
}
String operationId = getOrGenerateOperationId(operation, pathname, method.toString());
operation.setOperationId(toOperationId(operationId));
if (operation.getExtensions() == null || operation.getExtensions().get("x-openapi-router-controller") == null) {
operation.addExtension(
"x-openapi-router-controller",
controllerPackage + "." + toApiFilename(tag)
);
}
if (operation.getParameters() != null) {
for (Parameter parameter : operation.getParameters()) {
String swaggerParameterName = parameter.getName();
String pythonParameterName = this.toParamName(swaggerParameterName);
if (!swaggerParameterName.equals(pythonParameterName)) {
LOGGER.warn(
"Parameter name '{}' is not consistent with Python variable names. It will be replaced by '{}'",
swaggerParameterName, pythonParameterName);
parameter.addExtension("x-python-connexion-openapi-name", swaggerParameterName);
parameter.setName(pythonParameterName);
}
if (swaggerParameterName.isEmpty()) {
LOGGER.error("Missing parameter name in {}.{}", pathname, parameter.getIn());
}
}
}
RequestBody body = operation.getRequestBody();
if (fixBodyName && body != null) {
if (body.getExtensions() == null || !body.getExtensions().containsKey("x-body-name")) {
String bodyParameterName = "body";
if (operation.getExtensions() != null && operation.getExtensions().containsKey("x-codegen-request-body-name")) {
bodyParameterName = (String) operation.getExtensions().get("x-codegen-request-body-name");
} else {
// Used by code generator
operation.addExtension("x-codegen-request-body-name", bodyParameterName);
}
// Used by connexion
body.addExtension("x-body-name", bodyParameterName);
}
}
}
}
}
// Sort path names after variable name fix
List fixedPathnames = new ArrayList(paths.keySet());
Collections.sort(fixedPathnames);
for (String pathname : fixedPathnames) {
PathItem pathItem = paths.remove(pathname);
paths.put(pathname, pathItem);
}
}
addSecurityExtensions(openAPI);
}
private void addSecurityExtension(SecurityScheme securityScheme, String extensionName, String functionName) {
if (securityScheme.getExtensions() == null || !securityScheme.getExtensions().containsKey(extensionName)) {
securityScheme.addExtension(extensionName, functionName);
}
}
private void addSecurityExtensions(OpenAPI openAPI) {
Components components = openAPI.getComponents();
if (components != null && components.getSecuritySchemes() != null) {
Map securitySchemes = components.getSecuritySchemes();
for (Map.Entry securitySchemesEntry : securitySchemes.entrySet()) {
String securityName = securitySchemesEntry.getKey();
SecurityScheme securityScheme = securitySchemesEntry.getValue();
String baseFunctionName = controllerPackage + ".security_controller.";
switch (securityScheme.getType()) {
case APIKEY:
addSecurityExtension(securityScheme, "x-apikeyInfoFunc", baseFunctionName + "info_from_" + securityName);
break;
case HTTP:
if ("basic".equals(securityScheme.getScheme())) {
addSecurityExtension(securityScheme, "x-basicInfoFunc", baseFunctionName + "info_from_" + securityName);
} else if ("bearer".equals(securityScheme.getScheme())) {
addSecurityExtension(securityScheme, "x-bearerInfoFunc", baseFunctionName + "info_from_" + securityName);
}
break;
case OPENIDCONNECT:
LOGGER.warn("Security type {} is not supported by connexion yet", securityScheme.getType().toString());
case OAUTH2:
addSecurityExtension(securityScheme, "x-tokenInfoFunc", baseFunctionName + "info_from_" + securityName);
addSecurityExtension(securityScheme, "x-scopeValidateFunc", baseFunctionName + "validate_scope_" + securityName);
break;
default:
LOGGER.warn("Unknown security type {}", securityScheme.getType().toString());
}
}
}
}
private static List getOperations(Map objs) {
List result = new ArrayList<>();
ApiInfoMap apiInfo = (ApiInfoMap) objs.get("apiInfo");
for (OperationsMap api : apiInfo.getApis()) {
result.add(api.getOperations());
}
return result;
}
private static List> sortOperationsByPath(List ops) {
Multimap opsByPath = ArrayListMultimap.create();
for (CodegenOperation op : ops) {
opsByPath.put(op.path, op);
}
List> opsByPathList = new ArrayList<>();
for (Map.Entry> entry : opsByPath.asMap().entrySet()) {
Map opsByPathEntry = new HashMap<>();
opsByPathList.add(opsByPathEntry);
opsByPathEntry.put("path", entry.getKey());
opsByPathEntry.put("operation", entry.getValue());
List operationsForThisPath = Lists.newArrayList(entry.getValue());
}
return opsByPathList;
}
@Override
public Map postProcessSupportingFileData(Map objs) {
// XXX - Revert the original parameter (and path) names to make sure we have
// a consistent REST interface across other server/client languages:
//
// XXX - Reverts `x-python-connexion-openapi-name` back to the original (query/path) parameter name.
// We do not want to have our REST API itself being converted to pythonic params.
// This would be incompatible with other server implementations.
OpenAPI openAPI = (OpenAPI) objs.get("openAPI");
Map paths = openAPI.getPaths();
if (paths != null) {
List pathnames = new ArrayList(paths.keySet());
for (String pythonPathname : pathnames) {
PathItem path = paths.get(pythonPathname);
// Fix path parameters back to original casing
Map pathExtensions = path.getExtensions();
if (pathExtensions != null) {
// Get and remove the (temporary) vendor extension
String openapiPathname = (String) pathExtensions.remove("x-python-connexion-openapi-name");
if (openapiPathname != null && !openapiPathname.equals(pythonPathname)) {
LOGGER.info(
"Path '{}' is not consistent with the original OpenAPI definition. It will be replaced back by '{}'",
pythonPathname, openapiPathname);
paths.remove(pythonPathname);
paths.put(openapiPathname, path);
}
}
Map operationMap = path.readOperationsMap();
if (operationMap != null) {
for (Map.Entry operationMapEntry : operationMap.entrySet()) {
HttpMethod method = operationMapEntry.getKey();
Operation operation = operationMapEntry.getValue();
if (operation.getParameters() != null) {
for (Parameter parameter : operation.getParameters()) {
Map parameterExtensions = parameter.getExtensions();
if (parameterExtensions != null) {
// Get and remove the (temporary) vendor extension
String swaggerParameterName = (String) parameterExtensions.remove("x-python-connexion-openapi-name");
if (swaggerParameterName != null) {
String pythonParameterName = parameter.getName();
if (!swaggerParameterName.equals(pythonParameterName)) {
LOGGER.info(
"Reverting name of parameter '{}' of operation '{}' back to '{}'",
pythonParameterName, operation.getOperationId(), swaggerParameterName);
parameter.setName(swaggerParameterName);
} else {
LOGGER.debug("Name of parameter '{}' of operation '{}' was unchanged.",
pythonParameterName, operation.getOperationId());
}
} else {
LOGGER.debug(
"x-python-connexion-openapi-name was not set on parameter '{}' of operation '{}'",
parameter.getName(), operation.getOperationId());
}
}
}
}
}
}
}
// Sort path names after variable name fix
List recoveredPathnames = new ArrayList(paths.keySet());
Collections.sort(recoveredPathnames);
for (String pathname : recoveredPathnames) {
PathItem pathItem = paths.remove(pathname);
paths.put(pathname, pathItem);
}
}
generateJSONSpecFile(objs);
generateYAMLSpecFile(objs);
for (OperationMap operations : getOperations(objs)) {
List ops = operations.getOperation();
List> opsByPathList = sortOperationsByPath(ops);
operations.put("operationsByPath", opsByPathList);
}
return super.postProcessSupportingFileData(objs);
}
public String packagePath() {
String pkgPath = packageName.replace('.', File.separatorChar);
return pythonSrcRoot + pkgPath;
}
@Override
public String toModelImport(String name) {
String modelImport;
if (StringUtils.startsWithAny(name, "import", "from")) {
modelImport = name;
} else {
modelImport = "from ";
if (!"".equals(modelPackage())) {
modelImport += modelPackage() + ".";
}
modelImport += toModelFilename(name) + " import " + name;
}
return modelImport;
}
@Override
public void postProcessModelProperty(CodegenModel model, CodegenProperty property) {
if (StringUtils.isNotEmpty(property.pattern)) {
addImport(model, "import re");
}
postProcessPattern(property.pattern, property.vendorExtensions);
}
@Override
public Map postProcessAllModels(Map objs) {
Map result = super.postProcessAllModels(objs);
for (ModelsMap entry : result.values()) {
for (ModelMap mo : entry.getModels()) {
CodegenModel cm = mo.getModel();
// Add additional filename information for imports
mo.put("pyImports", toPyImports(cm, cm.imports));
}
}
return result;
}
private List> toPyImports(CodegenModel cm, Set imports) {
List> pyImports = new ArrayList<>();
for (String im : imports) {
if (!im.equals(cm.classname)) {
HashMap pyImport = new HashMap<>();
pyImport.put("import", toModelImport(im));
pyImports.add(pyImport);
}
}
return pyImports;
}
@Override
public void postProcessParameter(CodegenParameter parameter) {
postProcessPattern(parameter.pattern, parameter.vendorExtensions);
}
@Override
public OperationsMap postProcessOperationsWithModels(OperationsMap objs, List allModels) {
OperationMap operations = objs.getOperations();
List operationList = operations.getOperation();
for (CodegenOperation operation : operationList) {
Map skipTests = new HashMap<>();
// Set flag to deactivate tests due to connexion issue.
if (operation.consumes != null) {
if (operation.consumes.size() == 1) {
Map consume = operation.consumes.get(0);
if (!("application/json".equals(consume.get(MEDIA_TYPE))
|| consume.get(MEDIA_TYPE).endsWith("+json"))) {
skipTests.put("reason", consume.get(MEDIA_TYPE) + " not supported by Connexion");
if ("multipart/form-data".equals(consume.get(MEDIA_TYPE))) {
operation.isMultipart = Boolean.TRUE;
}
}
operation.vendorExtensions.put("x-preferred-consume", consume);
} else if (operation.consumes.size() > 1) {
Map consume = operation.consumes.get(0);
skipTests.put("reason", "Connexion does not support multiple consumes. See https://github.com/zalando/connexion/pull/760");
operation.vendorExtensions.put("x-preferred-consume", consume);
if ("multipart/form-data".equals(consume.get(MEDIA_TYPE))) {
operation.isMultipart = Boolean.TRUE;
}
}
} else {
// A body without consumes means '*/*' has been used instead of application/json
if (operation.bodyParam != null) {
Map consume = new HashMap<>();
consume.put(MEDIA_TYPE, "application/json");
operation.vendorExtensions.put("x-preferred-consume", consume);
skipTests.put("reason", "*/* not supported by Connexion. Use application/json instead. See https://github.com/zalando/connexion/pull/760");
}
}
// Choose to consume 'application/json' if available, else choose the last one.
if (operation.produces != null) {
for (Map produce : operation.produces) {
operation.vendorExtensions.put("x-preferred-produce", produce);
if (produce.get(MEDIA_TYPE).equals("application/json")) {
break;
}
}
}
if (!skipTests.isEmpty()) {
operation.vendorExtensions.put("x-skip-test", skipTests);
}
if (operation.requestBodyExamples != null) {
for (Map example : operation.requestBodyExamples) {
if (example.get("contentType") != null && example.get("contentType").equals("application/json")) {
// Make an example dictionary more python-like (Booleans True/False).
// If fails, use the original string.
try {
Map result = MAPPER.readValue(example.get("example"),
new TypeReference>() {
});
operation.bodyParam.example = MAPPER.writeValueAsString(result);
} catch (IOException e) {
operation.bodyParam.example = example.get("example");
}
}
}
}
}
return objs;
}
/*
* The openapi pattern spec follows the Perl convention and style of modifiers. Python
* does not support this in as natural a way so it needs to convert it. See
* https://docs.python.org/2/howto/regex.html#compilation-flags for details.
*/
public void postProcessPattern(String pattern, Map vendorExtensions) {
if (pattern != null) {
int i = pattern.lastIndexOf('/');
//Must follow Perl /pattern/modifiers convention
if (pattern.charAt(0) != '/' || i < 2) {
throw new IllegalArgumentException("Pattern must follow the Perl "
+ "/pattern/modifiers convention. " + pattern + " is not valid.");
}
String regex = pattern.substring(1, i).replace("'", "\\'");
List modifiers = new ArrayList();
for (char c : pattern.substring(i).toCharArray()) {
if (regexModifiers.containsKey(c)) {
String modifier = regexModifiers.get(c);
modifiers.add(modifier);
}
}
vendorExtensions.put("x-regex", regex);
vendorExtensions.put("x-modifiers", modifiers);
}
}
}
