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WP_HTTP: Promote the `WP_HTTP::parse_url()` method to a more generic `wp_parse_url()` function. 

Fixes #34408


git-svn-id: https://develop.svn.wordpress.org/trunk@35369 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Dion Hulse 2015-10-23 05:53:05 +00:00
parent 743fe671f1
commit cacd015856
3 changed files with 57 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/wp-includes/class-http.php
View File

@ -688,45 +688,16 @@ class WP_Http {
/**
* A wrapper for PHP's parse_url() function that handles edgecases in < PHP 5.4.7
*
* PHP 5.4.7 expanded parse_url()'s ability to handle non-absolute url's, including
* schemeless and relative url's with :// in the path, this works around those
* limitations providing a standard output on PHP 5.2~5.4+.
*
* Error suppression is used as prior to PHP 5.3.3, an E_WARNING would be generated
* when URL parsing failed.
*
* @since 4.1.0
*
* @static
* @access protected
* @deprecated 4.4.0 See wp_parse_url()
*
* @param string $url The URL to parse.
* @return bool|array False on failure; Array of URL components on success;
* See parse_url()'s return values.
*/
protected static function parse_url( $url ) {
$parts = @parse_url( $url );
if ( ! $parts ) {
// < PHP 5.4.7 compat, trouble with relative paths including a scheme break in the path
if ( '/' == $url[0] && false !== strpos( $url, '://' ) ) {
// Since we know it's a relative path, prefix with a scheme/host placeholder and try again
if ( ! $parts = @parse_url( 'placeholder://placeholder' . $url ) ) {
return $parts;
}
// Remove the placeholder values
unset( $parts['scheme'], $parts['host'] );
} else {
return $parts;
}
}
// < PHP 5.4.7 compat, doesn't detect schemeless URL's host field
if ( '//' == substr( $url, 0, 2 ) && ! isset( $parts['host'] ) ) {
list( $parts['host'], $slashless_path ) = explode( '/', substr( $parts['path'], 2 ), 2 );
$parts['path'] = "/{$slashless_path}";
}
return $parts;
_deprecated_function( __METHOD__, '4.4.0', 'wp_parse_url()' );
return wp_parse_url( $url );
}
/**
@ -747,11 +718,11 @@ class WP_Http {
if ( empty( $url ) )
return $maybe_relative_path;
if ( ! $url_parts = WP_Http::parse_url( $url ) ) {
if ( ! $url_parts = wp_parse_url( $url ) ) {
return $maybe_relative_path;
}
if ( ! $relative_url_parts = WP_Http::parse_url( $maybe_relative_path ) ) {
if ( ! $relative_url_parts = wp_parse_url( $maybe_relative_path ) ) {
return $maybe_relative_path;
}

46
src/wp-includes/http-functions.php
View File

@ -612,3 +612,49 @@ function ms_allowed_http_request_hosts( $is_external, $host ) {
$queried[ $host ] = (bool) $wpdb->get_var( $wpdb->prepare( "SELECT domain FROM $wpdb->blogs WHERE domain = %s LIMIT 1", $host ) );
return $queried[ $host ];
}
/**
* A wrapper for PHP's parse_url() function that handles edgecases in < PHP 5.4.7
*
* PHP 5.4.7 expanded parse_url()'s ability to handle non-absolute url's, including
* schemeless and relative url's with :// in the path, this works around those
* limitations providing a standard output on PHP 5.2~5.4+.
*
* Error suppression is used as prior to PHP 5.3.3, an E_WARNING would be generated
* when URL parsing failed.
*
* @since 4.4.0
*
* @param string $url The URL to parse.
* @return bool|array False on failure; Array of URL components on success;
* See parse_url()'s return values.
*/
function wp_parse_url( $url ) {
$parts = @parse_url( $url );
if ( ! $parts ) {
// < PHP 5.4.7 compat, trouble with relative paths including a scheme break in the path
if ( '/' == $url[0] && false !== strpos( $url, '://' ) ) {
// Since we know it's a relative path, prefix with a scheme/host placeholder and try again
if ( ! $parts = @parse_url( 'placeholder://placeholder' . $url ) ) {
return $parts;
}
// Remove the placeholder values
unset( $parts['scheme'], $parts['host'] );
} else {
return $parts;
}
}
// < PHP 5.4.7 compat, doesn't detect schemeless URL's host field
if ( '//' == substr( $url, 0, 2 ) && ! isset( $parts['host'] ) ) {
$path_parts = explode( '/', substr( $parts['path'], 2 ), 2 );
$parts['host'] = $path_parts[0];
if ( isset( $path_parts[1] ) ) {
$parts['path'] = '/' . $path_parts[1];
} else {
unset( $parts['path'] );
}
}
return $parts;
}

21
tests/phpunit/tests/http/http.php
View File

@ -70,12 +70,8 @@ class Tests_HTTP_HTTP extends WP_UnitTestCase {
/**
* @dataProvider parse_url_testcases
*/
function test_parse_url( $url, $expected ) {
if ( ! is_callable( array( 'WP_HTTP_Testable', 'parse_url' ) ) ) {
$this->markTestSkipped( "This version of WP_HTTP doesn't support WP_HTTP::parse_url()" );
return;
}
$actual = WP_HTTP_Testable::parse_url( $url );
function test_wp_parse_url( $url, $expected ) {
$actual = wp_parse_url( $url );
$this->assertEquals( $expected, $actual );
}
@ -92,6 +88,10 @@ class Tests_HTTP_HTTP extends WP_UnitTestCase {
// < PHP 5.4.7: Scheme seperator in the URL
array( 'http://example.com/http://example.net/', array( 'scheme' => 'http', 'host' => 'example.com', 'path' => '/http://example.net/' ) ),
array( '/path/http://example.net/', array( 'path' => '/path/http://example.net/' ) ),
// < PHP 5.4.7: IPv6 literals in schemeless URLs are handled incorrectly.
array( '//[::FFFF::127.0.0.1]/', array( 'host' => '[::FFFF::127.0.0.1]', 'path' => '/' ) ),
// PHP's parse_url() calls this an invalid url, we handle it as a path
array( '/://example.com/', array( 'path' => '/://example.com/' ) ),
@ -103,12 +103,3 @@ class Tests_HTTP_HTTP extends WP_UnitTestCase {
*/
}
}
/**
* A Wrapper of WP_Http to make parse_url() publicaly accessible for testing purposes.
*/
class WP_HTTP_Testable extends WP_Http {
public static function parse_url( $url ) {
return parent::parse_url( $url );
}
}