Merge branch 'develop' of github.com:manzerbredes/istic-openstack into develop

7 files changed, 727 insertions, 0 deletions

diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/AbstractRetriever.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/AbstractRetriever.php
new file mode 100644
index 0000000..f924ad8
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/AbstractRetriever.php
@@ -0,0 +1,29 @@
+<?php
+/**
+ * JsonSchema
+ * @filesource
+ */
+namespace JsonSchema\Uri\Retrievers;
+
+/**
+ * AbstractRetriever implements the default shared behavior
+ * that all decendant Retrievers should inherit
+ * @author Steven Garcia <webwhammy@gmail.com>
+ */
+abstract class AbstractRetriever implements UriRetrieverInterface
+{
+    /**
+     * Media content type
+     * @var string
+     */
+    protected $contentType;
+
+    /**
+     * {@inheritDoc}
+     * @see \JsonSchema\Uri\Retrievers\UriRetrieverInterface::getContentType()
+     */
+    public function getContentType()
+    {
+        return $this->contentType;
+    }
+}
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/Curl.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/Curl.php
new file mode 100644
index 0000000..cd8414f
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/Curl.php
@@ -0,0 +1,79 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Uri\Retrievers;
+
+use JsonSchema\Validator;
+
+/**
+ * Tries to retrieve JSON schemas from a URI using cURL library
+ *
+ * @author Sander Coolen <sander@jibber.nl>
+ */
+class Curl extends AbstractRetriever
+{
+    protected $messageBody;
+
+    public function __construct()
+    {
+        if (!function_exists('curl_init')) {
+            throw new \RuntimeException("cURL not installed");
+        }
+    }
+
+    /**
+     * {@inheritDoc}
+     * @see \JsonSchema\Uri\Retrievers\UriRetrieverInterface::retrieve()
+     */
+    public function retrieve($uri)
+    {
+        $ch = curl_init();
+
+        curl_setopt($ch, CURLOPT_URL, $uri);
+        curl_setopt($ch, CURLOPT_HEADER, true);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Accept: ' . Validator::SCHEMA_MEDIA_TYPE));
+
+        $response = curl_exec($ch);
+        if (false === $response) {
+            throw new \JsonSchema\Exception\ResourceNotFoundException('JSON schema not found');
+        }
+
+        $this->fetchMessageBody($response);
+        $this->fetchContentType($response);
+
+        curl_close($ch);
+
+        return $this->messageBody;
+    }
+
+    /**
+     * @param string $response cURL HTTP response
+     */
+    private function fetchMessageBody($response)
+    {
+        preg_match("/(?:\r\n){2}(.*)$/ms", $response, $match);
+        $this->messageBody = $match[1];
+    }
+
+    /**
+     * @param string $response cURL HTTP response
+     * @return boolean Whether the Content-Type header was found or not
+     */
+    protected function fetchContentType($response)
+    {
+        if (0 < preg_match("/Content-Type:(\V*)/ims", $response, $match)) {
+            $this->contentType = trim($match[1]);
+
+            return true;
+        }
+
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/FileGetContents.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/FileGetContents.php
new file mode 100644
index 0000000..bc43de6
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/FileGetContents.php
@@ -0,0 +1,87 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Uri\Retrievers;
+
+use JsonSchema\Exception\ResourceNotFoundException;
+use JsonSchema\Validator;
+
+/**
+ * Tries to retrieve JSON schemas from a URI using file_get_contents()
+ * 
+ * @author Sander Coolen <sander@jibber.nl> 
+ */
+class FileGetContents extends AbstractRetriever
+{
+    protected $messageBody;
+    
+    /**
+     * {@inheritDoc}
+     * @see \JsonSchema\Uri\Retrievers\UriRetrieverInterface::retrieve()
+     */
+    public function retrieve($uri)
+    {
+        $context = stream_context_create(array(
+            'http' => array(
+                'method' => 'GET',
+                'header' => "Accept: " . Validator::SCHEMA_MEDIA_TYPE
+            )));
+
+        set_error_handler(function() use ($uri) {
+            throw new ResourceNotFoundException('JSON schema not found at ' . $uri);
+        });
+        $response = file_get_contents($uri);
+        restore_error_handler();
+
+        if (false === $response) {
+            throw new ResourceNotFoundException('JSON schema not found at ' . $uri);
+        }
+        if ($response == ''
+            && substr($uri, 0, 7) == 'file://' && substr($uri, -1) == '/'
+        ) {
+            throw new ResourceNotFoundException('JSON schema not found at ' . $uri);
+        }
+
+        $this->messageBody = $response;
+        if (! empty($http_response_header)) {
+            $this->fetchContentType($http_response_header);
+        } else {
+            // Could be a "file://" url or something else - fake up the response
+            $this->contentType = null;
+        }
+        
+        return $this->messageBody;
+    }
+    
+    /**
+     * @param array $headers HTTP Response Headers
+     * @return boolean Whether the Content-Type header was found or not
+     */
+    private function fetchContentType(array $headers)
+    {
+        foreach ($headers as $header) {
+            if ($this->contentType = self::getContentTypeMatchInHeader($header)) {
+                return true;
+            }
+        }
+        
+        return false;
+    }
+    
+    /**
+     * @param string $header
+     * @return string|null
+     */
+    protected static function getContentTypeMatchInHeader($header)
+    {
+        if (0 < preg_match("/Content-Type:(\V*)/ims", $header, $match)) {
+            return trim($match[1]);
+        }
+    }
+}
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/PredefinedArray.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/PredefinedArray.php
new file mode 100644
index 0000000..7652c42
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/PredefinedArray.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace JsonSchema\Uri\Retrievers;
+
+use JsonSchema\Validator;
+
+/**
+ * URI retrieved based on a predefined array of schemas
+ *
+ * @example
+ *
+ *      $retriever = new PredefinedArray(array(
+ *          'http://acme.com/schemas/person#'  => '{ ... }',
+ *          'http://acme.com/schemas/address#' => '{ ... }',
+ *      ))
+ *
+ *      $schema = $retriever->retrieve('http://acme.com/schemas/person#');
+ */
+class PredefinedArray extends AbstractRetriever
+{
+    /**
+     * Contains schemas as URI => JSON
+     * @var array
+     */
+    private $schemas;
+
+    /**
+     * Constructor
+     *
+     * @param  array  $schemas
+     * @param  string $contentType
+     */
+    public function __construct(array $schemas, $contentType = Validator::SCHEMA_MEDIA_TYPE)
+    {
+        $this->schemas     = $schemas;
+        $this->contentType = $contentType;
+    }
+
+    /**
+     * {@inheritDoc}
+     * @see \JsonSchema\Uri\Retrievers\UriRetrieverInterface::retrieve()
+     */
+    public function retrieve($uri)
+    {
+        if (!array_key_exists($uri, $this->schemas)) {
+            throw new \JsonSchema\Exception\ResourceNotFoundException(sprintf(
+                'The JSON schema "%s" was not found.',
+                $uri
+            ));
+        }
+
+        return $this->schemas[$uri];
+    }
+}
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/UriRetrieverInterface.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/UriRetrieverInterface.php
new file mode 100644
index 0000000..c324998
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/Retrievers/UriRetrieverInterface.php
@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Uri\Retrievers;
+
+/**
+ * Interface for URI retrievers
+ * 
+ * @author Sander Coolen <sander@jibber.nl> 
+ */
+interface UriRetrieverInterface
+{
+    /**
+     * Retrieve a schema from the specified URI
+     * @param string $uri URI that resolves to a JSON schema
+     * @throws \JsonSchema\Exception\ResourceNotFoundException
+     * @return mixed string|null
+     */
+    public function retrieve($uri);
+    
+    /**
+     * Get media content type
+     * @return string
+     */
+    public function getContentType();
+}
\ No newline at end of file
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriResolver.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriResolver.php
new file mode 100644
index 0000000..9784114
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriResolver.php
@@ -0,0 +1,157 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Uri;
+
+use JsonSchema\Exception\UriResolverException;
+
+/**
+ * Resolves JSON Schema URIs
+ * 
+ * @author Sander Coolen <sander@jibber.nl> 
+ */
+class UriResolver
+{
+    /**
+     * Parses a URI into five main components
+     * 
+     * @param string $uri
+     * @return array 
+     */
+    public function parse($uri)
+    {
+        preg_match('|^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?|', $uri, $match);
+
+        $components = array();
+        if (5 < count($match)) {
+            $components =  array(
+                'scheme'    => $match[2],
+                'authority' => $match[4],
+                'path'      => $match[5]
+            );
+        } 
+        if (7 < count($match)) {
+            $components['query'] = $match[7];
+        }
+        if (9 < count($match)) {
+            $components['fragment'] = $match[9];
+        }
+        
+        return $components;
+    }
+    
+    /**
+     * Builds a URI based on n array with the main components
+     * 
+     * @param array $components
+     * @return string 
+     */
+    public function generate(array $components)
+    {
+        $uri = $components['scheme'] . '://' 
+             . $components['authority']
+             . $components['path'];
+        
+        if (array_key_exists('query', $components)) {
+            $uri .= $components['query'];
+        }
+        if (array_key_exists('fragment', $components)) {
+            $uri .= '#' . $components['fragment'];
+        }
+        
+        return $uri;
+    }
+    
+    /**
+     * Resolves a URI
+     * 
+     * @param string $uri Absolute or relative
+     * @param string $baseUri Optional base URI
+     * @return string Absolute URI
+     */
+    public function resolve($uri, $baseUri = null)
+    {
+        if ($uri == '') {
+            return $baseUri;
+        }
+
+        $components = $this->parse($uri);
+        $path = $components['path'];
+        
+        if (! empty($components['scheme'])) {
+            return $uri;
+        }
+        $baseComponents = $this->parse($baseUri);
+        $basePath = $baseComponents['path'];
+        
+        $baseComponents['path'] = self::combineRelativePathWithBasePath($path, $basePath);
+        if (isset($components['fragment'])) {
+            $baseComponents['fragment'] = $components['fragment'];
+        }
+
+        return $this->generate($baseComponents);
+    }
+    
+    /**
+     * Tries to glue a relative path onto an absolute one
+     *
+     * @param string $relativePath
+     * @param string $basePath
+     * @return string Merged path
+     * @throws UriResolverException
+     */
+    public static function combineRelativePathWithBasePath($relativePath, $basePath)
+    {
+        $relativePath = self::normalizePath($relativePath);
+        if ($relativePath == '') {
+            return $basePath;
+        }
+        if ($relativePath{0} == '/') {
+            return $relativePath;
+        }
+
+        $basePathSegments = explode('/', $basePath);
+
+        preg_match('|^/?(\.\./(?:\./)*)*|', $relativePath, $match);
+        $numLevelUp = strlen($match[0]) /3 + 1;
+        if ($numLevelUp >= count($basePathSegments)) {
+            throw new UriResolverException(sprintf("Unable to resolve URI '%s' from base '%s'", $relativePath, $basePath));
+        }
+
+        $basePathSegments = array_slice($basePathSegments, 0, -$numLevelUp);
+        $path = preg_replace('|^/?(\.\./(\./)*)*|', '', $relativePath);
+
+        return implode('/', $basePathSegments) . '/' . $path;
+    }
+
+    /**
+     * Normalizes a URI path component by removing dot-slash and double slashes
+     *
+     * @param string $path
+     * @return string
+     */
+    private static function normalizePath($path)
+    {
+        $path = preg_replace('|((?<!\.)\./)*|', '', $path);
+        $path = preg_replace('|//|', '/', $path);
+        
+        return $path;
+    }
+    
+    /**
+     * @param string $uri
+     * @return boolean 
+     */
+    public function isValid($uri)
+    {
+        $components = $this->parse($uri);
+        
+        return !empty($components);
+    }
+}
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriRetriever.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriRetriever.php
new file mode 100644
index 0000000..c723cd9
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Uri/UriRetriever.php
@@ -0,0 +1,289 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Uri;
+
+use JsonSchema\Uri\Retrievers\FileGetContents;
+use JsonSchema\Uri\Retrievers\UriRetrieverInterface;
+use JsonSchema\Validator;
+use JsonSchema\Exception\InvalidSchemaMediaTypeException;
+use JsonSchema\Exception\JsonDecodingException;
+use JsonSchema\Exception\ResourceNotFoundException;
+
+/**
+ * Retrieves JSON Schema URIs
+ *
+ * @author Tyler Akins <fidian@rumkin.com>
+ */
+class UriRetriever
+{
+    /**
+     * @var null|UriRetrieverInterface
+     */
+    protected $uriRetriever = null;
+
+    /**
+     * @var array|object[]
+     * @see loadSchema
+     */
+    private $schemaCache = array();
+
+    /**
+     * Guarantee the correct media type was encountered
+     *
+     * @param UriRetrieverInterface $uriRetriever
+     * @param string $uri
+     * @return bool|void
+     */
+    public function confirmMediaType($uriRetriever, $uri)
+    {
+        $contentType = $uriRetriever->getContentType();
+
+        if (is_null($contentType)) {
+            // Well, we didn't get an invalid one
+            return;
+        }
+
+        if (Validator::SCHEMA_MEDIA_TYPE === $contentType) {
+            return;
+        }
+
+        if (substr($uri, 0, 23) == 'http://json-schema.org/') {
+            //HACK; they deliver broken content types
+            return true;
+        }
+
+        throw new InvalidSchemaMediaTypeException(sprintf('Media type %s expected', Validator::SCHEMA_MEDIA_TYPE));
+    }
+
+    /**
+     * Get a URI Retriever
+     *
+     * If none is specified, sets a default FileGetContents retriever and
+     * returns that object.
+     *
+     * @return UriRetrieverInterface
+     */
+    public function getUriRetriever()
+    {
+        if (is_null($this->uriRetriever)) {
+            $this->setUriRetriever(new FileGetContents);
+        }
+
+        return $this->uriRetriever;
+    }
+
+    /**
+     * Resolve a schema based on pointer
+     *
+     * URIs can have a fragment at the end in the format of
+     * #/path/to/object and we are to look up the 'path' property of
+     * the first object then the 'to' and 'object' properties.
+     *
+     * @param object $jsonSchema JSON Schema contents
+     * @param string $uri JSON Schema URI
+     * @return object JSON Schema after walking down the fragment pieces
+     *
+     * @throws ResourceNotFoundException
+     */
+    public function resolvePointer($jsonSchema, $uri)
+    {
+        $resolver = new UriResolver();
+        $parsed = $resolver->parse($uri);
+        if (empty($parsed['fragment'])) {
+            return $jsonSchema;
+        }
+
+        $path = explode('/', $parsed['fragment']);
+        while ($path) {
+            $pathElement = array_shift($path);
+            if (! empty($pathElement)) {
+                $pathElement = str_replace('~1', '/', $pathElement);
+                $pathElement = str_replace('~0', '~', $pathElement);
+                if (! empty($jsonSchema->$pathElement)) {
+                    $jsonSchema = $jsonSchema->$pathElement;
+                } else {
+                    throw new ResourceNotFoundException(
+                        'Fragment "' . $parsed['fragment'] . '" not found'
+                        . ' in ' . $uri
+                    );
+                }
+
+                if (! is_object($jsonSchema)) {
+                    throw new ResourceNotFoundException(
+                        'Fragment part "' . $pathElement . '" is no object '
+                        . ' in ' . $uri
+                    );
+                }
+            }
+        }
+
+        return $jsonSchema;
+    }
+
+    /**
+     * Retrieve a URI
+     *
+     * @param string $uri JSON Schema URI
+     * @param string|null $baseUri
+     * @return object JSON Schema contents
+     */
+    public function retrieve($uri, $baseUri = null)
+    {
+        $resolver = new UriResolver();
+        $resolvedUri = $fetchUri = $resolver->resolve($uri, $baseUri);
+
+        //fetch URL without #fragment
+        $arParts = $resolver->parse($resolvedUri);
+        if (isset($arParts['fragment'])) {
+            unset($arParts['fragment']);
+            $fetchUri = $resolver->generate($arParts);
+        }
+
+        $jsonSchema = $this->loadSchema($fetchUri);
+
+        // Use the JSON pointer if specified
+        $jsonSchema = $this->resolvePointer($jsonSchema, $resolvedUri);
+
+        if ($jsonSchema instanceof \stdClass) {
+            $jsonSchema->id = $resolvedUri;
+        }
+
+        return $jsonSchema;
+    }
+
+    /**
+     * Fetch a schema from the given URI, json-decode it and return it.
+     * Caches schema objects.
+     *
+     * @param string $fetchUri Absolute URI
+     *
+     * @return object JSON schema object
+     */
+    protected function loadSchema($fetchUri)
+    {
+        if (isset($this->schemaCache[$fetchUri])) {
+            return $this->schemaCache[$fetchUri];
+        }
+
+        $uriRetriever = $this->getUriRetriever();
+        $contents = $this->uriRetriever->retrieve($fetchUri);
+        $this->confirmMediaType($uriRetriever, $fetchUri);
+        $jsonSchema = json_decode($contents);
+
+        if (JSON_ERROR_NONE < $error = json_last_error()) {
+            throw new JsonDecodingException($error);
+        }
+
+        $this->schemaCache[$fetchUri] = $jsonSchema;
+
+        return $jsonSchema;
+    }
+
+    /**
+     * Set the URI Retriever
+     *
+     * @param UriRetrieverInterface $uriRetriever
+     * @return $this for chaining
+     */
+    public function setUriRetriever(UriRetrieverInterface $uriRetriever)
+    {
+        $this->uriRetriever = $uriRetriever;
+
+        return $this;
+    }
+
+    /**
+     * Parses a URI into five main components
+     *
+     * @param string $uri
+     * @return array
+     */
+    public function parse($uri)
+    {
+        preg_match('|^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?|', $uri, $match);
+
+        $components = array();
+        if (5 < count($match)) {
+            $components =  array(
+                'scheme'    => $match[2],
+                'authority' => $match[4],
+                'path'      => $match[5]
+            );
+        }
+
+        if (7 < count($match)) {
+            $components['query'] = $match[7];
+        }
+
+        if (9 < count($match)) {
+            $components['fragment'] = $match[9];
+        }
+
+        return $components;
+    }
+
+    /**
+     * Builds a URI based on n array with the main components
+     *
+     * @param array $components
+     * @return string
+     */
+    public function generate(array $components)
+    {
+        $uri = $components['scheme'] . '://'
+             . $components['authority']
+             . $components['path'];
+
+        if (array_key_exists('query', $components)) {
+            $uri .= $components['query'];
+        }
+
+        if (array_key_exists('fragment', $components)) {
+            $uri .= $components['fragment'];
+        }
+
+        return $uri;
+    }
+
+    /**
+     * Resolves a URI
+     *
+     * @param string $uri Absolute or relative
+     * @param string $baseUri Optional base URI
+     * @return string
+     */
+    public function resolve($uri, $baseUri = null)
+    {
+        $components = $this->parse($uri);
+        $path = $components['path'];
+
+        if ((array_key_exists('scheme', $components)) && ('http' === $components['scheme'])) {
+            return $uri;
+        }
+
+        $baseComponents = $this->parse($baseUri);
+        $basePath = $baseComponents['path'];
+
+        $baseComponents['path'] = UriResolver::combineRelativePathWithBasePath($path, $basePath);
+
+        return $this->generate($baseComponents);
+    }
+
+    /**
+     * @param string $uri
+     * @return boolean
+     */
+    public function isValid($uri)
+    {
+        $components = $this->parse($uri);
+
+        return !empty($components);
+    }
+}