Started the rewrite which will be compatible with Swagger v2.0 Spec

This commit is contained in:
Bob Fanger 2015-01-16 18:10:11 +01:00
commit 6c7cc4ab5a
15 changed files with 1036 additions and 0 deletions

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/vendor
/composer.lock

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language: php
before_script:
- composer install
php:
- 5.4
- 5.5
- 5.6
- hhvm
matrix:
allow_failures:
- php: hhvm
script: phpunit

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<?php
namespace PetstoreSimple;
class PetResource {
/**
* @SWG\Get(
* path="/pets",
* description="Returns all pets from the system that the user has access to"
* )
*/
function findPets() {
}
}

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# swagger-php
- [![2.* Development Build Status](https://api.travis-ci.org/zircote/swagger-php.png?branch=2.0)](http://travis-ci.org/zircote/swagger-php) `2.*@dev`
Generate interactive [Swagger](http://swagger.io) documentation for your RESTful API using [doctrine annotations](http://doctrine-common.readthedocs.org/en/latest/reference/annotations.html).
## Installation (with [Composer](http://composer.org))
```sh
composer require zircote/swagger-php
```
## Features
- Compatible with the Swagger 2.0 specification
-
## More on Swagger
* http://swagger.io/
* https://github.com/swagger-api/swagger-spec/
## Contributing
Please feel free to submit [Github Issues](https://github.com/zircote/swagger-php/issues) or pull requests.
The documentation website resides within the `gh-pages` branch.
[![Bitdeli Badge](https://d2weczhvl823v0.cloudfront.net/zircote/swagger-php/trend.png)](https://bitdeli.com/free "Bitdeli Badge")

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2.0.0-dev

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{
"name": "zircote/swagger-php",
"type": "library",
"license": "Apache2",
"bin": ["bin/swagger"],
"description": "Swagger-PHP - Generate interactive documentation for your RESTful API using phpdoc annotations",
"keywords": ["json", "api", "service discovery"],
"homepage": "https://github.com/zircote/swagger-php/",
"authors": [
{
"name": "Robert Allen",
"email": "zircote@gmail.com",
"homepage": "http://www.zircote.com"
},
{
"name": "Bob Fanger",
"email": "bfanger@gmail.com",
"homepage": "http://bfanger.nl"
}
],
"config": {
"bin-dir": "bin"
},
"require": {
"php": ">=5.4.0",
"doctrine/annotations": "*"
},
"autoload": {
"psr-4": {
"Swagger\\": "src"
}
}
}

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<phpunit bootstrap="vendor/autoload.php"
colors="true"
convertErrorsToExceptions="true"
convertNoticesToExceptions="true"
convertWarningsToExceptions="true"
stopOnFailure="false"
syntaxCheck="true">
<testsuite name="Swagger-PHP TestSuite">
<directory>tests/</directory>
</testsuite>
</phpunit>

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger\Annotations;
/**
* @Annotation
*/
class Get extends Operation {
public $method = 'get';
}

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger\Annotations;
/**
* Base class for the @SWG\Get(), @SWG\Post(), @SWG\Put(), @SWG\Delete()
*
* A Swagger "Operation Object": https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#operationObject
*/
abstract class Operation extends SwaggerAnnotation {
/**
*
* @var string key in the Swagger "Paths Object" for this operation
*/
public $path;
/**
*
* @var string key in the Swagger "Path Item Object" for this operation
*/
public $method;
/**
* @var [string] A list of tags for API documentation control. Tags can be used for logical grouping of operations by resources or any other qualifier.
*/
public $tags;
/**
* @var string A short summary of what the operation does. For maximum readability in the swagger-ui, this field SHOULD be less than 120 characters.
*/
public $summary;
/**
* @var string A verbose explanation of the operation behavior. GFM syntax can be used for rich text representation.
*/
public $description;
/**
* @var External Documentation Object Additional external documentation for this operation.
*/
public $externalDocs;
/**
* @var string A friendly name for the operation. The id MUST be unique among all operations described in the API. Tools and libraries MAY use the operation id to uniquely identify an operation.
*/
public $operationId;
/**
* @var [string] A list of MIME types the operation can consume. This overrides the [consumes](#swaggerConsumes) definition at the Swagger Object. An empty value MAY be used to clear the global definition. Value MUST be as described under Mime Types.
*/
public $consumes;
/**
* @var [string] A list of MIME types the operation can produce. This overrides the [produces](#swaggerProduces) definition at the Swagger Object. An empty value MAY be used to clear the global definition. Value MUST be as described under Mime Types.
*/
public $produces;
/**
* @var [Parameter Object | Reference Object] A list of parameters that are applicable for this operation. If a parameter is already defined at the Path Item, the new definition will override it, but can never remove it. The list MUST NOT include duplicated parameters. A unique parameter is defined by a combination of a name and location. The list can use the Reference Object to link to parameters that are defined at the Swagger Object's parameters. There can be one "body" parameter at most.
*/
public $parameters;
/**
* @var Responses Object Required. The list of possible responses as they are returned from executing this operation.
*/
public $responses;
/**
* @var [string] The transfer protocol for the operation. Values MUST be from the list: "http", "https", "ws", "wss". The value overrides the Swagger Object schemes definition.
*/
public $schemes;
/**
* @var boolean Declares this operation to be deprecated. Usage of the declared operation should be refrained. Default value is false.
*/
public $deprecated;
/**
* @var [Security Requirement Object] A declaration of which security schemes are applied for this operation. The list of values describes alternative security schemes that can be used (that is, there is a logical OR between the security requirements). This definition overrides any declared top-level security. To remove a top-level security declaration, an empty array can be used.
*/
public $security;
}

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger\Annotations;
use Doctrine\Common\Annotations\Annotation;
abstract class SwaggerAnnotation extends Annotation {
//put your code here
}

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger;
/**
* Context
*
* The context in which the annotation is parsed.
* It includes useful metadata which the Processors can use to augment the annotations.
*
* Context hierarchy:
* - parseContext
* |- docBlockContext
* |- classContext
* |- docBlockContext
* |- propertyContext
* |- methodContext
*
* @property string $comment The PHP DocComment
* @property string $filename
* @property int $line
* @property int $character
*
* @property string $class
* @property string $extends
* @property string $method
* @property string $property
*/
class Context {
/**
* Prototypical inheritance for properties.
* @var Context
*/
private $_parent;
/**
* @param array $properties new properties for this context.
* @param Context $parent The parent context
*/
public function __construct($properties = array(), $parent = null) {
foreach ($properties as $property => $value) {
$this->$property = $value;
}
$this->_parent = $parent;
}
/**
* Check if a property is set directly on this context and not its parent context.
*
* @param string $type Example: $c->is('method') or $c->is('class')
* @return bool
*/
public function is($type) {
return property_exists($this, $type);
}
/**
* Return the context containing the specified property.
*
* @param string $property
* @return boolean|\Swagger\Context
*/
public function with($property) {
if (property_exists($this, $property)) {
return $this;
}
if ($this->_parent) {
return $this->_parent->with($property);
}
return false;
}
/**
* @return \Swagger\Context
*/
public function getRootContext() {
if ($this->_parent) {
return $this->_parent->getRootContext();
}
return $this;
}
/**
* Export location for debugging.
*
* @return string Example: "file1.php on line 12"
*/
public function getDebugLocation() {
$location = '';
if ($this->class && ($this->method || $this->property)) {
$location .= $this->class;
if ($this->method) {
$location .= ($this->static ? '::' : '->') . $this->method . '()';
} elseif ($this->property) {
$location .= ($this->static ? '::$' : '->') . $this->property;
}
}
if ($this->filename) {
if ($location !== '') {
$location .= ' in ';
}
$location .= $this->filename;
}
if ($this->line) {
if ($location !== '') {
$location .= ' on';
}
$location .= ' line ' . $this->line;
if ($this->character) {
$location .= ':' . $this->character;
}
}
return $location;
}
/**
* Traverse the context tree to get the property value.
*
* @param string $property
* @return mixed
*/
public function __get($property) {
if ($this->_parent) {
return $this->_parent->$property;
}
return null;
}
public function __toString() {
return $this->getDebugLocation();
}
public function __debugInfo() {
return $this->getDebugLocation();
}
/**
* @return string|null
*/
public function extractDescription() {
$lines = explode("\n", $this->comment);
unset($lines[0]);
$description = '';
foreach ($lines as $line) {
$line = ltrim($line, "\t *");
if (substr($line, 0, 1) === '@') {
break;
}
$description .= $line . ' ';
}
$description = trim($description);
if ($description === '') {
return null;
}
if (stripos($description, 'license')) {
return null; // Don't use the GPL/MIT license text as the description.
}
return $description;
}
/**
* Create a Context based on the debug_backtrace
* @param int $index
* @return \Swagger\Context
*/
static public function detect($index = 0) {
$context = new Context();
$backtrace = debug_backtrace();
$call = $backtrace[$index];
if (isset($call['function'])) {
$context->method = $call['function'];
if (isset($call['type']) && $call['type'] === '::') {
$context->static = true;
}
}
if (isset($call['class'])) {
$context->class = $call['class'];
}
if (isset($call['file'])) {
$context->filename = $call['file'];
}
if (isset($call['line'])) {
$context->line = $call['line'];
}
return $context;
}
}

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger;
class Logger {
/**
* Singleton
* @var Logger
*/
public static $instance;
/**
* @var Closure
*/
public $log;
protected function __construct() {
/**
* @param \Exception|string $entry
* @param int Error type
*/
$this->log = function ($entry, $type) {
if ($entry instanceof \Exception) {
$entry = $entry->getMessage();
}
trigger_error($entry, $type);
};
}
/**
* @return Logger
*/
public static function getInstance() {
if (self::$instance === null) {
self::$instance = new Logger();
}
return self::$instance;
}
/**
* Log a Swagger warning.
* @param \Exception|string $entry
*/
public static function warning($entry) {
call_user_func(self::getInstance()->log, $entry, E_USER_WARNING);
}
/**
* Log a Swagger notice.
* @param \Exception|string $entry
*/
public static function notice($entry) {
call_user_func(self::getInstance()->log, $entry, E_USER_NOTICE);
}
}

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<?php
/**
* @license Apache 2.0
*/
namespace Swagger;
use Doctrine\Common\Annotations\AnnotationRegistry;
use Doctrine\Common\Annotations\DocParser;
use Annotations\SwaggerAnnotation;
//
AnnotationRegistry::registerLoader(function ($class) {
if (substr($class, 0, 20) === 'Swagger\\Annotations\\') {
return class_exists($class);
}
});
/**
* @category Swagger
* @package Swagger
*/
class Parser {
/**
* Allows Annotation classes to know the context of the annotation that is being processed.
* @var Context
*/
public static $context;
/**
* @var DocParser
*/
private $docParser;
/**
* @param string $filename
*/
public function __construct($filename = null) {
if ($filename !== null) {
$this->parseFile($filename);
}
}
/**
* Extract and process all doc-comments from a file.
*
* @param string $filename Path to a php file.
* @return SwaggerAnnotation[]
*/
public function parseFile($filename) {
$tokens = token_get_all(file_get_contents($filename));
return $this->parseTokens($tokens, new Context(array('filename' => $filename)));
}
/**
* Extract and process all doc-comments from the contents.
*
* @param string $contents PHP code.
* @param Context $context The original location of the contents.
* @return SwaggerAnnotation[]
*/
public function parseContents($contents, $context) {
$tokens = token_get_all($contents);
return $this->parseTokens($tokens, $context);
}
/**
* Shared implementation for parseFile() & parseContents().
*
* @param array $tokens The result of a token_get_all()
* @return SwaggerAnnotation[]
*/
protected function parseTokens($tokens, $parseContext) {
$this->docParser = new DocParser();
$this->docParser->setIgnoreNotImportedAnnotations(true);
$annotations = array();
reset($tokens);
$token = '';
$namespace = '';
$imports = array(
'swg' => 'Swagger\Annotations' // Use @SWG\* for swagger annotations (unless overwrittemn by a use statement)
);
$this->docParser->setImports($imports);
$uses = array();
$classContext = $parseContext; // Use the parseContext until a classContext is created.
$comment = false;
$line = 0;
while ($token !== false) {
$previousToken = $token;
$token = $this->nextToken($tokens, $parseContext);
if (is_array($token) === false) { // Ignore tokens like "{", "}", etc
continue;
}
if ($token[0] === T_DOC_COMMENT) {
if ($comment) { // 2 Doc-comments in succession?
$this->parseContext(new Context(array('comment' => $comment, 'line' => $line), $classContext), $annotations);
}
$comment = $token[1];
$line = $token[2];
continue;
}
if ($token[0] === T_ABSTRACT) {
$token = $this->nextToken($tokens, $parseContext); // Skip "abstract" keyword
}
if ($token[0] === T_CLASS) { // Doc-comment before a class?
if (is_array($previousToken) && $previousToken[0] === T_DOUBLE_COLON) {
//php 5.5 class name resolution (i.e. ClassName::class)
continue;
}
$token = $this->nextToken($tokens, $parseContext);
$classContext = new Context(array(
'class' => $namespace ? $namespace . '\\' . $token[1] : $token[1],
'line' => $token[2],
), $parseContext);
// @todo detect end-of-class and reset $class
$extends = null;
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] === T_EXTENDS) {
$classContext->extends = $this->prefixNamespace($namespace, $this->parseNamespace($tokens, $token, $parseContext), $uses);
}
if ($comment) {
$classContext->comment = $comment;
$classContext->line = $line;
$this->parseContext($classContext, $annotations);
$comment = false;
continue;
}
}
if ($comment) {
if ($token[0] == T_STATIC) {
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] === T_VARIABLE) { // static property
$this->parseContext(new Context(array(
'property' => substr($token[1], 1),
'static' => true,
'comment' => $comment,
'line' => $line
), $classContext), $annotations);
$comment = false;
continue;
}
}
if (in_array($token[0], array(T_PRIVATE, T_PROTECTED, T_PUBLIC, T_VAR))) { // Scope
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] == T_STATIC) {
$token = $this->nextToken($tokens, $parseContext);
}
if ($token[0] === T_VARIABLE) { // instance property
$this->parseContext(new Context(array(
'property' => substr($token[1], 1),
'comment' => $comment,
'line' => $line
), $classContext), $annotations);
$comment = false;
} elseif ($token[0] === T_FUNCTION) {
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] === T_STRING) {
$this->parseContext(new Context(array(
'method' => $token[1],
'comment' => $comment,
'line' => $line
), $classContext), $annotations);
$comment = false;
}
}
continue;
} elseif ($token[0] === T_FUNCTION) {
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] === T_STRING) {
$this->parseContext(new Context(array(
'method' => $token[1],
'comment' => $comment,
'line' => $line
), $classContext), $annotations);
$comment = false;
}
}
if (in_array($token[0], array(T_NAMESPACE, T_USE)) === false) { // Skip "use" & "namespace" to prevent "never imported" warnings)
// Not a doc-comment for a class, property or method?
$this->parseContext(new Context(array('comment' => $comment, 'line' => $line), $classContext), $annotations);
$comment = false;
}
}
if ($token[0] === T_NAMESPACE) {
$namespace = $this->parseNamespace($tokens, $token, $parseContext);
continue;
}
if ($token[0] === T_USE) {
$statements = $this->parseUseStatement($tokens, $token, $parseContext);
foreach ($statements as $alias => $target) {
if ($target[0] === '\\') {
$target = substr($target, 1);
}
$imports[$alias] = $target;
}
$this->docParser->setImports($imports);
continue;
}
}
if ($comment) { // File ends with a T_DOC_COMMENT
$this->parseContext(new Context(array('comment' => $comment, 'line' => $line), $classContext), $annotations);
}
return $annotations;
}
/**
* The next non-whitespace, non-comment token.
*
* @param array $tokens
* @param Context $context
* @return string|array The next token (or false)
*/
private function nextToken(&$tokens, $context) {
$token = next($tokens);
if ($token[0] === T_WHITESPACE) {
return $this->nextToken($tokens, $context);
}
if ($token[0] === T_COMMENT) {
$pos = strpos($token[1], '@SWG\\');
if ($pos) {
$commentContext = new Context(array('line' => $token[2]), $context);
Logger::notice('Annotations are only parsed inside `/**` DocBlocks, skipping ' . $commentContext);
}
return $this->nextToken($tokens, $context);
}
return $token;
}
private function parseNamespace(&$tokens, &$token, $parseContext) {
$namespace = '';
while ($token !== false) {
$token = $this->nextToken($tokens, $parseContext);
if ($token[0] !== T_STRING && $token[0] !== T_NS_SEPARATOR) {
break;
}
$namespace .= $token[1];
}
return $namespace;
}
private function parseUseStatement(&$tokens, &$token, $parseContext) {
$class = '';
$alias = '';
$statements = array();
$explicitAlias = false;
while ($token !== false) {
$token = $this->nextToken($tokens, $parseContext);
$isNameToken = $token[0] === T_STRING || $token[0] === T_NS_SEPARATOR;
if (!$explicitAlias && $isNameToken) {
$class .= $token[1];
$alias = $token[1];
} else if ($explicitAlias && $isNameToken) {
$alias .= $token[1];
} else if ($token[0] === T_AS) {
$explicitAlias = true;
$alias = '';
} else if ($token === ',') {
$statements[strtolower($alias)] = $class;
$class = '';
$alias = '';
$explicitAlias = false;
} else if ($token === ';') {
$statements[strtolower($alias)] = $class;
break;
} else {
break;
}
}
return $statements;
}
/**
* Use doctrine to parse the comment block and add detected annotations to the $annotations array.
*
* @param Context $context
* @param SwaggerAnnotation[] $annotations
*/
protected function parseContext($context, &$annotations) {
try {
self::$context = $context;
$result = $this->docParser->parse($context->comment, $context);
self::$context = null;
} catch (\Exception $e) {
self::$context = null;
if (preg_match('/^(.+) at position ([0-9]+) in ' . preg_quote($context, '/') . '\.$/', $e->getMessage(), $matches)) {
$errorMessage = $matches[1];
$errorPos = $matches[2];
$atPos = strpos($context->comment, '@');
$context->line += substr_count($context->comment, "\n", 0, $atPos + $errorPos);
$lines = explode("\n", substr($context->comment, $atPos, $errorPos));
$context->character = strlen(array_pop($lines)) + 1; // position starts at 0 character starts at 1
Logger::warning(new \Exception($errorMessage . ' in ' . $context, $e->getCode(), $e));
} else {
Logger::warning($e);
}
return array();
}
foreach ($result as $annotation) {
if ($annotation instanceof Annotations\SwaggerAnnotation) {
$annotations[] = $annotation;
}
}
return $annotations;
}
/**
* Resolve the full classname.
*
* @param string $namespace Active namespace
* @param string $class The class name
* @param array $uses Active USE statements.
* @return string
*/
private function prefixNamespace($namespace, $class, $uses = array()) {
$pos = strpos($class, '\\');
if ($pos !== false) {
if ($pos === 0) {
// Fully qualified name (\Foo\Bar)
return substr($class, 1);
}
// Qualified name (Foo\Bar)
foreach ($uses as $alias => $aliasedNamespace) {
$alias .= '\\';
if (strtolower(substr($class, 0, strlen($alias))) === $alias) {
// Aliased namespace (use \Long\Namespace as Foo)
return $aliasedNamespace . substr($class, strlen($alias) - 1);
}
}
} else {
// Unqualified name (Foo)
$alias = strtolower($class);
if (isset($uses[$alias])) { // Is an alias?
return $uses[$alias];
}
}
if ($namespace == '') {
return $class;
}
return $namespace . '\\' . $class;
}
}

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tests/ParserTest.php Normal file
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<?php
namespace SwaggerTests;
class ParserTest extends \PHPUnit_Framework_TestCase{
function test_parseFile() {
$parser = new \Swagger\Parser();
$annotations = $parser->parseFile(__DIR__.'/../Examples/petstore-simple/pets.php');
$this->assertInternalType('array', $annotations);
$this->assertInstanceOf('Swagger\Annotations\SwaggerAnnotation', $annotations[0]);
}
}