Commit 610cb26

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ADD HttpHelper::getFile()

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Original file line number	Diff line number	Diff line change
`@@ -333,6 +333,23 @@ public static function getFileMediaType(UploadedFileInterface $file)`
`333`	`333`	`return mime_content_type($uri);`
`334`	`334`	`}`
`335`	`335`
	`336`	`+ /**`
	`337`	`+ * @param ServerRequestInterface $request`
	`338`	`+ * @param string $key`
	`339`	`+ * @return UploadedFileInterface\|null`
	`340`	`+ */`
	`341`	`+ public static function getFile(ServerRequestInterface $request, string $key)`
	`342`	`+ {`
	`343`	`+ $files = $request->getUploadedFiles();`
	`344`	`+ if (!isset($files[$key])) {`
	`345`	`+ return null;`
	`346`	`+ }`
	`347`	`+ if ($files[$key] instanceof UploadedFileInterface) {`
	`348`	`+ return $files[$key];`
	`349`	`+ }`
	`350`	`+ return null;`
	`351`	`+ }`
	`352`	`+`
`336`	`353`	`/**`
`337`	`354`	`* Checks if file matches with anny of given types`
`338`	`355`	`*`

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