Uri::getAuthority() - Code Metrics - Inspection of "DLMN-9 updating getAuthority to normalize without..." - twistofreality/dilmun - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — master ( f19db8...e36bb3 )

by Derek
created 2017-01-29 22:27 UTC
Uri::getAuthority() B

↳ Parent: Uri
Complexity

Conditions	5
Paths	8
Size

Total Lines	19
Code Lines	10
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	13
CRAP Score	5
Importance

Changes	2
Bugs	0	Features	0
Metric	Value
c	2
b	0
f	0
dl	0
loc	19
ccs	13
cts	13
cp	1
rs	8.8571
cc	5
eloc	10
nc	8
nop	0
crap	5
<?php
namespace Subreality\Dilmun\Anshar\Http;

use Psr\Http\Message\UriInterface;

class Uri implements UriInterface
{
    use SchemePortsTrait;

    protected $uri_parts = array(
        "scheme"    => "",
        "hier_part" => "",
        "authority" => "",
        "user_info" => "",
        "host"      => "",
        "port"      => null,
        "path"      => "",
        "query"     => "",
        "fragment"  => "",
    );

    /**
     * Uri constructor.  Accepts a string representing a URI and parses the string into the URI's component parts.
     *
     * @throws \InvalidArgumentException    Throws an \InvalidArgumentException when its parameter is not a string
     * @param string $uri
     */
    public function __construct($uri)
    {
        if (!is_string($uri)) {
            throw new \InvalidArgumentException("New Uri objects must be constructed with a string URI");
        }

        $this->explodeUri($uri);
    }

    /**
     * Retrieve the scheme component of the URI.
     *
     * If no scheme is present, this method MUST return an empty string.
     *
     * The value returned MUST be normalized to lowercase, per RFC 3986
     * Section 3.1.
     *
     * The trailing ":" character is not part of the scheme and MUST NOT be
     * added.
     *
     * @see https://tools.ietf.org/html/rfc3986#section-3.1
     * @return string The URI scheme.
     */
    public function getScheme()
    {
        return strtolower($this->uri_parts["scheme"]);
    }

    /**
     * Retrieve the authority component of the URI.
     *
     * If no authority information is present, this method MUST return an empty
     * string.
     *
     * The authority syntax of the URI is:
     *
     * <pre>
     * [user-info@]host[:port]
     * </pre>
     *
     * If the port component is not set or is the standard port for the current
     * scheme, it SHOULD NOT be included.
     *
     * @see https://tools.ietf.org/html/rfc3986#section-3.2
     * @return string The URI authority, in "[user-info@]host[:port]" format.
     */
    public function getAuthority()
    {
        $normalized_authority = $this->uri_parts["host"];
        $standard_port        = null;

        if (array_key_exists($this->getScheme(), $this->scheme_ports)) {
            $standard_port = $this->scheme_ports[$this->getScheme()];
        }

        if (!empty($this->uri_parts["user_info"])) {
            $normalized_authority = $this->uri_parts["user_info"] . "@" . $normalized_authority;
        }

        if (!is_null($this->uri_parts["port"]) && $this->uri_parts["port"] != $standard_port) {
            $normalized_authority = $normalized_authority . ":" . $this->uri_parts["port"];
        }

        return $normalized_authority;
    }

    /**
     * Retrieve the user information component of the URI.
     *
     * If no user information is present, this method MUST return an empty
     * string.
     *
     * If a user is present in the URI, this will return that value;
     * additionally, if the password is also present, it will be appended to the
     * user value, with a colon (":") separating the values.
     *
     * The trailing "@" character is not part of the user information and MUST
     * NOT be added.
     *
     * @return string The URI user information, in "username[:password]" format.
     */
    public function getUserInfo()
    {
        return $this->uri_parts["user_info"];
    }

    /**
     * Retrieve the host component of the URI.
     *
     * If no host is present, this method MUST return an empty string.
     *
     * The value returned MUST be normalized to lowercase, per RFC 3986
     * Section 3.2.2.
     *
     * @see http://tools.ietf.org/html/rfc3986#section-3.2.2
     * @return string The URI host.
     */
    public function getHost()
    {
        return $this->uri_parts["host"];
    }

    /**
     * Retrieve the port component of the URI.
     *
     * If a port is present, and it is non-standard for the current scheme,
     * this method MUST return it as an integer. If the port is the standard port
     * used with the current scheme, this method SHOULD return null.
     *
     * If no port is present, and no scheme is present, this method MUST return
     * a null value.
     *
     * If no port is present, but a scheme is present, this method MAY return
     * the standard port for that scheme, but SHOULD return null.
     *
     * @return null|int The URI port.
     */
    public function getPort()
    {
        return $this->uri_parts["port"];
    }

    /**
     * Retrieve the path component of the URI.
     *
     * The path can either be empty or absolute (starting with a slash) or
     * rootless (not starting with a slash). Implementations MUST support all
     * three syntaxes.
     *
     * Normally, the empty path "" and absolute path "/" are considered equal as
     * defined in RFC 7230 Section 2.7.3. But this method MUST NOT automatically
     * do this normalization because in contexts with a trimmed base path, e.g.
     * the front controller, this difference becomes significant. It's the task
     * of the user to handle both "" and "/".
     *
     * The value returned MUST be percent-encoded, but MUST NOT double-encode
     * any characters. To determine what characters to encode, please refer to
     * RFC 3986, Sections 2 and 3.3.
     *
     * As an example, if the value should include a slash ("/") not intended as
     * delimiter between path segments, that value MUST be passed in encoded
     * form (e.g., "%2F") to the instance.
     *
     * @see https://tools.ietf.org/html/rfc3986#section-2
     * @see https://tools.ietf.org/html/rfc3986#section-3.3
     * @return string The URI path.
     */
    public function getPath()
    {
        return $this->uri_parts["path"];
    }

    /**
     * Retrieve the query string of the URI.
     *
     * If no query string is present, this method MUST return an empty string.
     *
     * The leading "?" character is not part of the query and MUST NOT be
     * added.
     *
     * The value returned MUST be percent-encoded, but MUST NOT double-encode
     * any characters. To determine what characters to encode, please refer to
     * RFC 3986, Sections 2 and 3.4.
     *
     * As an example, if a value in a key/value pair of the query string should
     * include an ampersand ("&") not intended as a delimiter between values,
     * that value MUST be passed in encoded form (e.g., "%26") to the instance.
     *
     * @see https://tools.ietf.org/html/rfc3986#section-2
     * @see https://tools.ietf.org/html/rfc3986#section-3.4
     * @return string The URI query string.
     */
    public function getQuery()
    {
        return $this->uri_parts["query"];
    }

    /**
     * Retrieve the fragment component of the URI.
     *
     * If no fragment is present, this method MUST return an empty string.
     *
     * The leading "#" character is not part of the fragment and MUST NOT be
     * added.
     *
     * The value returned MUST be percent-encoded, but MUST NOT double-encode
     * any characters. To determine what characters to encode, please refer to
     * RFC 3986, Sections 2 and 3.5.
     *
     * @see https://tools.ietf.org/html/rfc3986#section-2
     * @see https://tools.ietf.org/html/rfc3986#section-3.5
     * @return string The URI fragment.
     */
    public function getFragment()
    {
        return $this->uri_parts["fragment"];
    }

    /**
     * Return an instance with the specified scheme.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified scheme.
     *
     * Implementations MUST support the schemes "http" and "https" case
     * insensitively, and MAY accommodate other schemes if required.
     *
     * An empty scheme is equivalent to removing the scheme.
     *
     * @param string $scheme The scheme to use with the new instance.
     * @return static A new instance with the specified scheme.

     * @throws \InvalidArgumentException for invalid or unsupported schemes.
     */
    public function withScheme($scheme)
    {
        // TODO: Implement withScheme() method.

    }

    /**
     * Return an instance with the specified user information.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified user information.
     *
     * Password is optional, but the user information MUST include the
     * user; an empty string for the user is equivalent to removing user
     * information.
     *
     * @param string $user The user name to use for authority.
     * @param null|string $password The password associated with $user.
     * @return static A new instance with the specified user information.

     */
    public function withUserInfo($user, $password = null)
    {
        // TODO: Implement withUserInfo() method.

    }

    /**
     * Return an instance with the specified host.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified host.
     *
     * An empty host value is equivalent to removing the host.
     *
     * @param string $host The hostname to use with the new instance.
     * @return static A new instance with the specified host.

     * @throws \InvalidArgumentException for invalid hostnames.
     */
    public function withHost($host)
    {
        // TODO: Implement withHost() method.

    }

    /**
     * Return an instance with the specified port.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified port.
     *
     * Implementations MUST raise an exception for ports outside the
     * established TCP and UDP port ranges.
     *
     * A null value provided for the port is equivalent to removing the port
     * information.
     *
     * @param null|int $port The port to use with the new instance; a null value
     *     removes the port information.
     * @return static A new instance with the specified port.

     * @throws \InvalidArgumentException for invalid ports.
     */
    public function withPort($port)
    {
        // TODO: Implement withPort() method.

    }

    /**
     * Return an instance with the specified path.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified path.
     *
     * The path can either be empty or absolute (starting with a slash) or
     * rootless (not starting with a slash). Implementations MUST support all
     * three syntaxes.
     *
     * If the path is intended to be domain-relative rather than path relative then
     * it must begin with a slash ("/"). Paths not starting with a slash ("/")
     * are assumed to be relative to some base path known to the application or
     * consumer.
     *
     * Users can provide both encoded and decoded path characters.
     * Implementations ensure the correct encoding as outlined in getPath().
     *
     * @param string $path The path to use with the new instance.
     * @return static A new instance with the specified path.

     * @throws \InvalidArgumentException for invalid paths.
     */
    public function withPath($path)
    {
        // TODO: Implement withPath() method.

    }

    /**
     * Return an instance with the specified query string.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified query string.
     *
     * Users can provide both encoded and decoded query characters.
     * Implementations ensure the correct encoding as outlined in getQuery().
     *
     * An empty query string value is equivalent to removing the query string.
     *
     * @param string $query The query string to use with the new instance.
     * @return static A new instance with the specified query string.

     * @throws \InvalidArgumentException for invalid query strings.
     */
    public function withQuery($query)
    {
        // TODO: Implement withQuery() method.

    }

    /**
     * Return an instance with the specified URI fragment.
     *
     * This method MUST retain the state of the current instance, and return
     * an instance that contains the specified URI fragment.
     *
     * Users can provide both encoded and decoded fragment characters.
     * Implementations ensure the correct encoding as outlined in getFragment().
     *
     * An empty fragment value is equivalent to removing the fragment.
     *
     * @param string $fragment The fragment to use with the new instance.
     * @return static A new instance with the specified fragment.

     */
    public function withFragment($fragment)
    {
        // TODO: Implement withFragment() method.

    }

    /**
     * Return the string representation as a URI reference.
     *
     * Depending on which components of the URI are present, the resulting
     * string is either a full URI or relative reference according to RFC 3986,
     * Section 4.1. The method concatenates the various components of the URI,
     * using the appropriate delimiters:
     *
     * - If a scheme is present, it MUST be suffixed by ":".
     * - If an authority is present, it MUST be prefixed by "//".
     * - The path can be concatenated without delimiters. But there are two
     *   cases where the path has to be adjusted to make the URI reference
     *   valid as PHP does not allow to throw an exception in __toString():
     *     - If the path is rootless and an authority is present, the path MUST
     *       be prefixed by "/".
     *     - If the path is starting with more than one "/" and no authority is
     *       present, the starting slashes MUST be reduced to one.
     * - If a query is present, it MUST be prefixed by "?".
     * - If a fragment is present, it MUST be prefixed by "#".
     *
     * @see http://tools.ietf.org/html/rfc3986#section-4.1
     * @return string

     */
    public function __toString()
    {
        // TODO: Implement __toString() method.

    }

    /**
     * Splits a string URI into its component parts, returning true if the URI string matches a valid URI's syntax
     * and false if the URI string does not
     *
     * @param string $uri   The URI string to be decomposed
     * @return bool         Returns true if the URI string matches a valid URI's syntax
     *                      Returns false otherwise
     */
    private function explodeUri($uri)
    {
        $reg_start        = '/^';
        $scheme_part      = '(?P<scheme>.[^:]+)';
        $scheme_separator = ':';
        $hier_part        = '(?<hier_part>.[^\?#]+)';
        $query_part       = '(?:\?(?P<query>.[^#]+))?';
        $fragment_part    = '(?:#(?P<fragment>.+))?';
        $reg_end          = '/';

        $uri_syntax = $reg_start . $scheme_part . $scheme_separator . $hier_part . $query_part . $fragment_part .
            $reg_end;

        $uri_valid = preg_match($uri_syntax, $uri, $parts);

        $this->uri_parts = array_merge($this->uri_parts, $parts); //overwriting default values with matches

        $hier_parts = $this->explodeHierParts($this->uri_parts["hier_part"]);

        $this->uri_parts = array_merge($this->uri_parts, $hier_parts);

        return (bool) $uri_valid;
    }

    /**
     * Splits URI hierarchy data into authority and path data, returning an array with named keys
     *
     * @param string $hier_part     The hierarchy part of a URI to be decomposed
     * @return string[]             An array with named keys containing the component parts of the supplied
     *                              hierarchy
     */
    private function explodeHierParts($hier_part)
    {
        $authority_parts = array();

        $reg_start      = '/^';
        $authority_part = '(?:(?:\/\/)(?P<authority>.[^\/]+))?';
        $path_part      = '(?P<path>.+)';
        $reg_end        = '/';

        $hier_part_syntax = $reg_start . $authority_part . $path_part . $reg_end;

        preg_match($hier_part_syntax, $hier_part, $hier_parts);

        if (isset($hier_parts["authority"])) {
            $authority_parts = $this->explodeAuthority($hier_parts["authority"]);
        }

        $hier_parts = array_merge($hier_parts, $authority_parts);

        return $hier_parts;
    }

    /**
     * Splits URI authority data into user info, host, and port data, returning an array with named keys
     *
     * @param string $authority     The authority part of a URI to be decomposed
     * @return (string|int|null)[]  An array with named keys containing the component parts of the supplied

     *                              authority
     */
    private function explodeAuthority($authority)
    {
        $reg_start      = '/^';
        $user_info_part = '(?:(?P<user_info>.+)@)?';
        $host_part      = '(?P<host>.[^:]+)';
        $port_part      = '(?::(?P<port>[0-9]+))?';
        $reg_end        = '/';

        $authority_syntax = $reg_start . $user_info_part . $host_part . $port_part . $reg_end;

        preg_match($authority_syntax, $authority, $authority_parts);

        if (isset($authority_parts["port"])) {
            $authority_parts["port"] = (int) $authority_parts["port"];
        }

        return $authority_parts;
    }
}

twistofreality / dilmun

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Uri::getAuthority() B

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