PHP rawurlencode_deep函数代码示例

/**
 * Generates a Photon URL.
 *
 * @see http://developer.wordpress.com/docs/photon/
 *
 * @param string $image_url URL to the publicly accessible image you want to manipulate
 * @param array|string $args An array of arguments, i.e. array( 'w' => '300', 'resize' => array( 123, 456 ) ), or in string form (w=123&h=456)
 * @return string The raw final URL. You should run this through esc_url() before displaying it.
 */
function jetpack_photon_url($image_url, $args = array(), $scheme = null)
{
    $image_url = trim($image_url);
    $image_url = apply_filters('jetpack_photon_pre_image_url', $image_url, $args, $scheme);
    $args = apply_filters('jetpack_photon_pre_args', $args, $image_url, $scheme);
    if (empty($image_url)) {
        return $image_url;
    }
    $image_url_parts = @parse_url($image_url);
    // Unable to parse
    if (!is_array($image_url_parts) || empty($image_url_parts['host']) || empty($image_url_parts['path'])) {
        return $image_url;
    }
    if (is_array($args)) {
        // Convert values that are arrays into strings
        foreach ($args as $arg => $value) {
            if (is_array($value)) {
                $args[$arg] = implode(',', $value);
            }
        }
        // Encode values
        // See http://core.trac.wordpress.org/ticket/17923
        $args = rawurlencode_deep($args);
    }
    // You can't run a Photon URL through Photon again because query strings are stripped.
    // So if the image is already a Photon URL, append the new arguments to the existing URL.
    if (in_array($image_url_parts['host'], array('i0.wp.com', 'i1.wp.com', 'i2.wp.com'))) {
        $photon_url = add_query_arg($args, $image_url);
        return jetpack_photon_url_scheme($photon_url, $scheme);
    }
    // This setting is Photon Server dependent
    if (!apply_filters('jetpack_photon_any_extension_for_domain', false, $image_url_parts['host'])) {
        // Photon doesn't support query strings so we ignore them and look only at the path.
        // However some source images are served via PHP so check the no-query-string extension.
        // For future proofing, this is a blacklist of common issues rather than a whitelist.
        $extension = pathinfo($image_url_parts['path'], PATHINFO_EXTENSION);
        if (empty($extension) || in_array($extension, array('php'))) {
            return $image_url;
        }
    }
    $image_host_path = $image_url_parts['host'] . $image_url_parts['path'];
    // Figure out which CDN subdomain to use
    srand(crc32($image_host_path));
    $subdomain = rand(0, 2);
    srand();
    $photon_url = "http://i{$subdomain}.wp.com/{$image_host_path}";
    // This setting is Photon Server dependent
    if (isset($image_url_parts['query']) && apply_filters('jetpack_photon_add_query_string_to_domain', false, $image_url_parts['host'])) {
        $photon_url .= '?q=' . rawurlencode($image_url_parts['query']);
    }
    if ($args) {
        if (is_array($args)) {
            $photon_url = add_query_arg($args, $photon_url);
        } else {
            // You can pass a query string for complicated requests but where you still want CDN subdomain help, etc.
            $photon_url .= '?' . $args;
        }
    }
    return jetpack_photon_url_scheme($photon_url, $scheme);
}

//.........这里部分代码省略.........
    $args['found_avatar'] = false;
    /**
     * Filter whether to retrieve the avatar URL early.
     *
     * Passing a non-null value in the 'url' member of the return array will
     * effectively short circuit get_avatar_data(), passing the value through
     * the {@see 'get_avatar_data'} filter and returning early.
     *
     * @since 4.2.0
     *
     * @param array             $args          Arguments passed to get_avatar_data(), after processing.
     * @param int|object|string $id_or_email   A user ID, email address, or comment object.
     */
    $args = apply_filters('pre_get_avatar_data', $args, $id_or_email);
    if (isset($args['url']) && !is_null($args['url'])) {
        /** This filter is documented in wp-includes/link-template.php */
        return apply_filters('get_avatar_data', $args, $id_or_email);
    }
    $email_hash = '';
    $user = $email = false;
    // Process the user identifier.
    if (is_numeric($id_or_email)) {
        $user = get_user_by('id', absint($id_or_email));
    } elseif (is_string($id_or_email)) {
        if (strpos($id_or_email, '@md5.gravatar.com')) {
            // md5 hash
            list($email_hash) = explode('@', $id_or_email);
        } else {
            // email address
            $email = $id_or_email;
        }
    } elseif ($id_or_email instanceof WP_User) {
        // User Object
        $user = $id_or_email;
    } elseif ($id_or_email instanceof WP_Post) {
        // Post Object
        $user = get_user_by('id', (int) $id_or_email->post_author);
    } elseif (is_object($id_or_email) && isset($id_or_email->comment_ID)) {
        // Comment Object
        /**
         * Filter the list of allowed comment types for retrieving avatars.
         *
         * @since 3.0.0
         *
         * @param array $types An array of content types. Default only contains 'comment'.
         */
        $allowed_comment_types = apply_filters('get_avatar_comment_types', array('comment'));
        if (!empty($id_or_email->comment_type) && !in_array($id_or_email->comment_type, (array) $allowed_comment_types)) {
            $args['url'] = false;
            /** This filter is documented in wp-includes/link-template.php */
            return apply_filters('get_avatar_data', $args, $id_or_email);
        }
        if (!empty($id_or_email->user_id)) {
            $user = get_user_by('id', (int) $id_or_email->user_id);
        }
        if ((!$user || is_wp_error($user)) && !empty($id_or_email->comment_author_email)) {
            $email = $id_or_email->comment_author_email;
        }
    }
    if (!$email_hash) {
        if ($user) {
            $email = $user->user_email;
        }
        if ($email) {
            $email_hash = md5(strtolower(trim($email)));
        }
    }
    if ($email_hash) {
        $args['found_avatar'] = true;
        $gravatar_server = hexdec($email_hash[0]) % 3;
    } else {
        $gravatar_server = rand(0, 2);
    }
    $url_args = array('s' => $args['size'], 'd' => $args['default'], 'f' => $args['force_default'] ? 'y' : false, 'r' => $args['rating']);
    if (is_ssl()) {
        $url = 'https://secure.gravatar.com/avatar/' . $email_hash;
    } else {
        $url = sprintf('http://%d.gravatar.com/avatar/%s', $gravatar_server, $email_hash);
    }
    $url = add_query_arg(rawurlencode_deep(array_filter($url_args)), set_url_scheme($url, $args['scheme']));
    /**
     * Filter the avatar URL.
     *
     * @since 4.2.0
     *
     * @param string            $url         The URL of the avatar.
     * @param int|object|string $id_or_email A user ID, email address, or comment object.
     * @param array             $args        Arguments passed to get_avatar_data(), after processing.
     */
    $args['url'] = apply_filters('get_avatar_url', $url, $id_or_email, $args);
    /**
     * Filter the avatar data.
     *
     * @since 4.2.0
     *
     * @param array             $args        Arguments passed to get_avatar_data(), after processing.
     * @param int|object|string $id_or_email A user ID, email address, or comment object.
     */
    return apply_filters('get_avatar_data', $args, $id_or_email);
}

//.........这里部分代码省略.........
                 *
                 * @since 1.2.5
                 *
                 * @param string $avatar_url URL for a locally uploaded avatar.
                 * @param array  $params     Array of parameters for the request.
                 */
                return apply_filters('bp_core_fetch_avatar_url', $avatar_url, $params);
            }
        }
    }
    /**
     * Filters whether or not to skip Gravatar check.
     *
     * @since 1.5.0
     *
     * @param bool  $value  Whether or not to skip Gravatar.
     * @param array $params Array of parameters for the avatar request.
     */
    if (!apply_filters('bp_core_fetch_avatar_no_grav', $params['no_grav'], $params)) {
        // Set gravatar type
        if (empty($bp->grav_default->{$params['object']})) {
            $default_grav = 'wavatar';
        } elseif ('mystery' == $bp->grav_default->{$params['object']}) {
            /**
             * Filters the Mystery person avatar src value.
             *
             * @since 1.2.0
             *
             * @param string $value Avatar value.
             * @param string $value Width to display avatar at.
             */
            $default_grav = apply_filters('bp_core_mysteryman_src', 'mm', $params['width']);
        } else {
            $default_grav = $bp->grav_default->{$params['object']};
        }
        // Set gravatar object
        if (empty($params['email'])) {
            if ('user' == $params['object']) {
                $params['email'] = bp_core_get_user_email($params['item_id']);
            } elseif ('group' == $params['object'] || 'blog' == $params['object']) {
                $params['email'] = $params['item_id'] . '-' . $params['object'] . '@' . bp_get_root_domain();
            }
        }
        /**
         * Filters the Gravatar email to use.
         *
         * @since 1.1.0
         *
         * @param string $value Email to use in Gravatar request.
         * @param string $value ID of the item being requested.
         * @param string $value Object type being requested.
         */
        $params['email'] = apply_filters('bp_core_gravatar_email', $params['email'], $params['item_id'], $params['object']);
        /**
         * Filters the Gravatar URL host.
         *
         * @since 1.0.2
         *
         * @param string $value Gravatar URL host.
         */
        $gravatar = apply_filters('bp_gravatar_url', '//www.gravatar.com/avatar/');
        // Append email hash to Gravatar
        $gravatar .= md5(strtolower($params['email']));
        // Main Gravatar URL args
        $url_args = array('s' => $params['width']);
        // Custom Gravatar URL args
        if (!empty($params['force_default'])) {
            $url_args['f'] = 'y';
        }
        if (!empty($params['rating'])) {
            $url_args['r'] = strtolower($params['rating']);
        }
        // Only set default image if 'Gravatar Logo' is not requested
        if ('gravatar_default' !== $default_grav) {
            $url_args['d'] = $default_grav;
        }
        // Set up the Gravatar URL
        $gravatar = esc_url(add_query_arg(rawurlencode_deep(array_filter($url_args)), $gravatar));
        // No avatar was found, and we've been told not to use a gravatar.
    } else {
        /**
         * Filters the avatar default when Gravatar is not used.
         *
         * This is a variable filter dependent on the avatar type being requested.
         *
         * @since 1.5.0
         *
         * @param string $value  Default avatar for non-gravatar requests.
         * @param array  $params Array of parameters for the avatar request.
         */
        $gravatar = apply_filters('bp_core_default_avatar_' . $params['object'], bp_core_avatar_default('local'), $params);
    }
    if (true === $params['html']) {
        /** This filter is documented in bp-core/bp-core-avatars.php */
        return apply_filters('bp_core_fetch_avatar', '<img src="' . $gravatar . '"' . $html_css_id . $html_class . $html_width . $html_height . $html_alt . $html_title . $extra_attr . ' />', $params, $params['item_id'], $params['avatar_dir'], $html_css_id, $html_width, $html_height, $avatar_folder_url, $avatar_folder_dir);
    } else {
        /** This filter is documented in bp-core/bp-core-avatars.php */
        return apply_filters('bp_core_fetch_avatar_url', $gravatar, $params);
    }
}

 public function process_request($post, array $post_data)
 {
     $post_title = $this->get_share_title($post->ID);
     $post_link = $this->get_share_url($post->ID);
     if (function_exists('mb_stripos')) {
         $strlen = 'mb_strlen';
         $substr = 'mb_substr';
     } else {
         $strlen = 'strlen';
         $substr = 'substr';
     }
     $via = $this->sharing_twitter_via($post);
     $related = $this->get_related_accounts($post);
     if ($via) {
         $sig = " via @{$via}";
         if ($related === $via) {
             $related = false;
         }
     } else {
         $via = false;
         $sig = '';
     }
     $suffix_length = $this->short_url_length + $strlen($sig);
     // $sig is handled by twitter in their 'via' argument.
     // $post_link is handled by twitter in their 'url' argument.
     if (140 < $strlen($post_title) + $suffix_length) {
         // The -1 is for "\xE2\x80\xA6", a UTF-8 ellipsis.
         $text = $substr($post_title, 0, 140 - $suffix_length - 1) . "…";
     } else {
         $text = $post_title;
     }
     // Record stats
     parent::process_request($post, $post_data);
     $url = $post_link;
     $twitter_url = add_query_arg(rawurlencode_deep(array_filter(compact('via', 'related', 'text', 'url'))), 'https://twitter.com/intent/tweet');
     // Redirect to Twitter
     wp_redirect($twitter_url);
     die;
 }

//.........这里部分代码省略.........
            }
            $redirect['path'] = user_trailingslashit(preg_replace('|/' . preg_quote($wp_rewrite->index, '|') . '/?$|', '/', $redirect['path']));
            // strip off trailing /index.php/
            if (!empty($addl_path) && $wp_rewrite->using_index_permalinks() && strpos($redirect['path'], '/' . $wp_rewrite->index . '/') === false) {
                $redirect['path'] = trailingslashit($redirect['path']) . $wp_rewrite->index . '/';
            }
            if (!empty($addl_path)) {
                $redirect['path'] = trailingslashit($redirect['path']) . $addl_path;
            }
            $redirect_url = $redirect['scheme'] . '://' . $redirect['host'] . $redirect['path'];
        }
        if ('wp-register.php' == basename($redirect['path'])) {
            if (is_multisite()) {
                /** This filter is documented in wp-login.php */
                $redirect_url = apply_filters('wp_signup_location', network_site_url('wp-signup.php'));
            } else {
                $redirect_url = wp_registration_url();
            }
            wp_redirect($redirect_url, 301);
            die;
        }
    }
    // tack on any additional query vars
    $redirect['query'] = preg_replace('#^\\??&*?#', '', $redirect['query']);
    if ($redirect_url && !empty($redirect['query'])) {
        parse_str($redirect['query'], $_parsed_query);
        $redirect = @parse_url($redirect_url);
        if (!empty($_parsed_query['name']) && !empty($redirect['query'])) {
            parse_str($redirect['query'], $_parsed_redirect_query);
            if (empty($_parsed_redirect_query['name'])) {
                unset($_parsed_query['name']);
            }
        }
        $_parsed_query = rawurlencode_deep($_parsed_query);
        $redirect_url = add_query_arg($_parsed_query, $redirect_url);
    }
    if ($redirect_url) {
        $redirect = @parse_url($redirect_url);
    }
    // www.example.com vs example.com
    $user_home = @parse_url(home_url());
    if (!empty($user_home['host'])) {
        $redirect['host'] = $user_home['host'];
    }
    if (empty($user_home['path'])) {
        $user_home['path'] = '/';
    }
    // Handle ports
    if (!empty($user_home['port'])) {
        $redirect['port'] = $user_home['port'];
    } else {
        unset($redirect['port']);
    }
    // trailing /index.php
    $redirect['path'] = preg_replace('|/' . preg_quote($wp_rewrite->index, '|') . '/*?$|', '/', $redirect['path']);
    // Remove trailing spaces from the path
    $redirect['path'] = preg_replace('#(%20| )+$#', '', $redirect['path']);
    if (!empty($redirect['query'])) {
        // Remove trailing spaces from certain terminating query string args
        $redirect['query'] = preg_replace('#((p|page_id|cat|tag)=[^&]*?)(%20| )+$#', '$1', $redirect['query']);
        // Clean up empty query strings
        $redirect['query'] = trim(preg_replace('#(^|&)(p|page_id|cat|tag)=?(&|$)#', '&', $redirect['query']), '&');
        // Redirect obsolete feeds
        $redirect['query'] = preg_replace('#(^|&)feed=rss(&|$)#', '$1feed=rss2$2', $redirect['query']);
        // Remove redundant leading ampersands
        $redirect['query'] = preg_replace('#^\\??&*?#', '', $redirect['query']);

/**
 * Generates a Photon URL.
 *
 * @see http://developer.wordpress.com/docs/photon/
 *
 * @param string $image_url URL to the publicly accessible image you want to manipulate
 * @param array|string $args An array of arguments, i.e. array( 'w' => '300', 'resize' => array( 123, 456 ) ), or in string form (w=123&h=456)
 * @return string The raw final URL. You should run this through esc_url() before displaying it.
 */
function jetpack_photon_url($image_url, $args = array(), $scheme = null)
{
    $image_url = trim($image_url);
    if (class_exists('Jetpack')) {
        /**
         * Disables Photon URL processing for local development
         *
         * @module photon
         *
         * @since 4.1.0
         *
         * @param bool false Result of Jetpack::is_development_mode.
         */
        if (true === apply_filters('jetpack_photon_development_mode', Jetpack::is_development_mode())) {
            return $image_url;
        }
    }
    /**
     * Allow specific image URls to avoid going through Photon.
     *
     * @module photon
     *
     * @since 3.2.0
     *
     * @param bool false Should the image be returned as is, without going through Photon. Default to false.
     * @param string $image_url Image URL.
     * @param array|string $args Array of Photon arguments.
     * @param string|null $scheme Image scheme. Default to null.
     */
    if (false !== apply_filters('jetpack_photon_skip_for_url', false, $image_url, $args, $scheme)) {
        return $image_url;
    }
    /**
     * Filter the original image URL before it goes through Photon.
     *
     * @module photon
     *
     * @since 1.9.0
     *
     * @param string $image_url Image URL.
     * @param array|string $args Array of Photon arguments.
     * @param string|null $scheme Image scheme. Default to null.
     */
    $image_url = apply_filters('jetpack_photon_pre_image_url', $image_url, $args, $scheme);
    /**
     * Filter the original Photon image parameters before Photon is applied to an image.
     *
     * @module photon
     *
     * @since 1.9.0
     *
     * @param array|string $args Array of Photon arguments.
     * @param string $image_url Image URL.
     * @param string|null $scheme Image scheme. Default to null.
     */
    $args = apply_filters('jetpack_photon_pre_args', $args, $image_url, $scheme);
    if (empty($image_url)) {
        return $image_url;
    }
    $image_url_parts = @parse_url($image_url);
    // Unable to parse
    if (!is_array($image_url_parts) || empty($image_url_parts['host']) || empty($image_url_parts['path'])) {
        return $image_url;
    }
    if (is_array($args)) {
        // Convert values that are arrays into strings
        foreach ($args as $arg => $value) {
            if (is_array($value)) {
                $args[$arg] = implode(',', $value);
            }
        }
        // Encode values
        // See http://core.trac.wordpress.org/ticket/17923
        $args = rawurlencode_deep($args);
    }
    /** This filter is documented below. */
    $custom_photon_url = apply_filters('jetpack_photon_domain', '', $image_url);
    $custom_photon_url = esc_url($custom_photon_url);
    // You can't run a Photon URL through Photon again because query strings are stripped.
    // So if the image is already a Photon URL, append the new arguments to the existing URL.
    if (in_array($image_url_parts['host'], array('i0.wp.com', 'i1.wp.com', 'i2.wp.com')) || $image_url_parts['host'] === parse_url($custom_photon_url, PHP_URL_HOST)) {
        $photon_url = add_query_arg($args, $image_url);
        return jetpack_photon_url_scheme($photon_url, $scheme);
    }
    /**
     * Allow Photon to use query strings as well.
     * By default, Photon doesn't support query strings so we ignore them and look only at the path.
     * This setting is Photon Server dependent.
     *
     * @module photon
     *
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			}

			$redirect['path'] = user_trailingslashit( preg_replace('|/index.php/?$|', '/', $redirect['path']) ); // strip off trailing /index.php/
			if ( !empty( $addl_path ) && $wp_rewrite->using_index_permalinks() && strpos($redirect['path'], '/index.php/') === false )
				$redirect['path'] = trailingslashit($redirect['path']) . 'index.php/';
			if ( !empty( $addl_path ) )
				$redirect['path'] = trailingslashit($redirect['path']) . $addl_path;
			$redirect_url = $redirect['scheme'] . '://' . $redirect['host'] . $redirect['path'];
		}

		if ( 'wp-register.php' == basename( $redirect['path'] ) ) {
			if ( is_multisite() )
				$redirect_url = apply_filters( 'wp_signup_location', site_url( 'wp-signup.php' ) );
			else
				$redirect_url = site_url( 'wp-login.php?action=register' );
			wp_redirect( $redirect_url, 301 );
			die();
		}
	}

	// tack on any additional query vars
	$redirect['query'] = preg_replace( '#^\??&*?#', '', $redirect['query'] );
	if ( $redirect_url && !empty($redirect['query']) ) {
		parse_str( $redirect['query'], $_parsed_query );
		$redirect = @parse_url($redirect_url);

		if ( ! empty( $_parsed_query['name'] ) && ! empty( $redirect['query'] ) ) {
			parse_str( $redirect['query'], $_parsed_redirect_query );

			if ( empty( $_parsed_redirect_query['name'] ) )
				unset( $_parsed_query['name'] );
		}

		$_parsed_query = rawurlencode_deep( $_parsed_query );
		$redirect_url = add_query_arg( $_parsed_query, $redirect_url );
	}

	if ( $redirect_url )
		$redirect = @parse_url($redirect_url);

	// www.example.com vs example.com
	$user_home = @parse_url(home_url());
	if ( !empty($user_home['host']) )
		$redirect['host'] = $user_home['host'];
	if ( empty($user_home['path']) )
		$user_home['path'] = '/';

	// Handle ports
	if ( !empty($user_home['port']) )
		$redirect['port'] = $user_home['port'];
	else
		unset($redirect['port']);

	// trailing /index.php
	$redirect['path'] = preg_replace('|/index.php/*?$|', '/', $redirect['path']);

	// Remove trailing spaces from the path
	$redirect['path'] = preg_replace( '#(%20| )+$#', '', $redirect['path'] );

	if ( !empty( $redirect['query'] ) ) {
		// Remove trailing spaces from certain terminating query string args
		$redirect['query'] = preg_replace( '#((p|page_id|cat|tag)=[^&]*?)(%20| )+$#', '$1', $redirect['query'] );

		// Clean up empty query strings
		$redirect['query'] = trim(preg_replace( '#(^|&)(p|page_id|cat|tag)=?(&|$)#', '&', $redirect['query']), '&');

//.........这里部分代码省略.........
  * @uses https://developer.wordpress.org/reference/functions/rawurlencode_deep
  * @uses class-mcb-admin.php Mobile_Contact_Bar_Admin::sanitize_hex_color()
  * @uses class-mcb-admin.php Mobile_Contact_Bar_Admin::sanitize_rgba_color()
  * @uses class-mcb-admin.php Mobile_Contact_Bar_Admin::sanitize_float()
  * @uses class-mcb-admin.php Mobile_Contact_Bar_Admin::sanitize_phone_number()
  * @uses class-mcb-admin.php Mobile_Contact_Bar_Admin::sanitize_keys_recursive()
  * 
  */
 public static function sanitize_input($input)
 {
     $in_settings = $input['settings'];
     $in_contacts = $input['contacts'];
     $out_settings = array();
     $out_contacts = array();
     /* -------------------------------------------------------------------------- */
     /*                                  Settings                                  */
     /* -------------------------------------------------------------------------- */
     // workaround empty checkboxes
     $in_settings = array_replace(array_map(function ($field) {
         if ('checkbox' == $field['type']) {
             return 0;
         }
     }, self::$settings), $in_settings);
     // all settings will be saved, at least with their default values
     $in_settings = array_replace(array_map(function ($field) {
         return $field['default'];
     }, self::$settings), $in_settings);
     foreach ($in_settings as $id => $value) {
         switch (self::$settings[$id]['type']) {
             case 'select':
                 if (in_array($value, array_keys(self::$settings[$id]['options']))) {
                     $out_settings[$id] = sanitize_text_field($value);
                 } else {
                     $out_settings[$id] = sanitize_text_field(self::$settings[$id]['default']);
                 }
                 break;
             case 'color-picker':
                 $color = self::sanitize_hex_color($value);
                 if (!$color) {
                     $color = self::sanitize_rgba_color($value);
                 }
                 if (!$color) {
                     $color = self::sanitize_hex_color(self::$settings[$id]['default']);
                 }
                 $out_settings[$id] = $color;
                 break;
             case 'checkbox':
             case 'number':
                 $out_settings[$id] = absint($value);
                 break;
             case 'slider':
                 $float = self::sanitize_float($value);
                 $out_settings[$id] = $float ? $float : self::sanitize_float(self::$settings[$id]['default']);
                 break;
         }
     }
     /* -------------------------------------------------------------------------- */
     /*                                 Contacts                                   */
     /* -------------------------------------------------------------------------- */
     foreach ($in_contacts as $id => $contact) {
         $resource = '';
         switch (self::$contacts[$id]['protocol']) {
             case 'tel':
                 $resource = self::sanitize_phone_number($contact['url']);
                 break;
             case 'skype':
                 $resource = sanitize_text_field($contact['url']);
                 break;
             case 'mailto':
                 $resource = sanitize_email($contact['url']);
                 $resource = is_email($resource) ? $resource : '';
                 break;
             case 'http':
             case 'https':
                 $resource = esc_url_raw($contact['url']);
                 break;
             default:
                 $resource = sanitize_text_field($contact['url']);
                 break;
         }
         if (!empty($resource)) {
             $out_contacts[$id] = array('icon' => sanitize_key(self::$contacts[$id]['icon']), 'protocol' => sanitize_key(self::$contacts[$id]['protocol']), 'resource' => $resource);
         }
         if (isset(self::$contacts[$id]['parameters'])) {
             $in_parameters = array_filter(array_intersect_key($contact, self::$contacts[$id]['parameters']));
             $out_parameters = rawurlencode_deep($in_parameters);
             if (array_filter($out_parameters)) {
                 $out_contacts[$id]['parameters'] = array_filter($out_parameters);
             }
         }
     }
     // two sublists: first one is for contacts with icon, second one is for contacts without icons but with parameters
     $displayable = array_filter($out_contacts, function ($contact) {
         return isset($contact['icon']);
     });
     $storable = array_diff_key($out_contacts, $displayable);
     // contacts with parameters only
     $out_contacts = array_merge($displayable, $storable);
     return array_filter(array_replace(self::$option, array('settings' => self::sanitize_keys_recursive($out_settings), 'contacts' => array_filter($out_contacts) ? self::sanitize_keys_recursive(array_filter($out_contacts)) : null)));
 }

 public function bp_core_fetch_avatar_filter_check($html, $params)
 {
     // Check that the passed parameters match the original custom parameters.
     $this->assertEmpty(array_merge(array_diff($params, $this->params), array_diff($this->params, $params)));
     // Check the returned html to see that it matches an expected value.
     // Get the correct default avatar, based on whether gravatars are allowed.
     if ($params['no_grav']) {
         $avatar_url = bp_core_avatar_default('local', $params);
     } else {
         // This test has the slight odor of hokum since it recreates so much code that could be changed at any time.
         $bp = buddypress();
         $host = '//www.gravatar.com/avatar/';
         // Set expected gravatar type
         if (empty($bp->grav_default->{$this->params['object']})) {
             $default_grav = 'wavatar';
         } elseif ('mystery' == $bp->grav_default->{$this->params['object']}) {
             $default_grav = apply_filters('bp_core_mysteryman_src', 'mm', $this->params['width']);
         } else {
             $default_grav = $bp->grav_default->{$this->params['object']};
         }
         $avatar_url = $host . md5(strtolower($this->params['email']));
         // Main Gravatar URL args.
         $url_args = array('s' => $this->params['width']);
         // Force default.
         if (!empty($this->params['force_default'])) {
             $url_args['f'] = 'y';
         }
         // Gravatar rating; http://bit.ly/89QxZA
         $rating = strtolower(get_option('avatar_rating'));
         if (!empty($rating)) {
             $url_args['r'] = $rating;
         }
         // Default avatar.
         if ('gravatar_default' !== $default_grav) {
             $url_args['d'] = $default_grav;
         }
         // Set up the Gravatar URL.
         $avatar_url = esc_url(add_query_arg(rawurlencode_deep(array_filter($url_args)), $avatar_url));
     }
     $expected_html = '<img src="' . $avatar_url . '" id="' . $this->params['css_id'] . '" class="' . $this->params['class'] . ' ' . $this->params['object'] . '-' . $this->params['item_id'] . '-avatar avatar-' . $this->params['width'] . ' photo" width="' . $this->params['width'] . '" height="' . $this->params['height'] . '" alt="' . $this->params['alt'] . '" title="' . $this->params['title'] . '" ' . $this->params['extra_attr'] . ' />';
     $this->assertEquals($html, $expected_html);
 }

 /**
  * Manages canonical redirection of the homepage when using page on front
  *
  * @since 0.1
  *
  * @param string $redirect_url
  * @param string $requested_url
  * @return bool|string modified url, false if redirection is canceled
  */
 public function redirect_canonical($redirect_url, $requested_url)
 {
     global $wp_query;
     if (is_page() && !is_feed() && isset($wp_query->queried_object) && $wp_query->queried_object->ID == $this->curlang->page_on_front) {
         $url = is_paged() ? $this->links_model->add_paged_to_link($this->links->get_home_url(), $wp_query->query_vars['page']) : $this->links->get_home_url();
         // Don't forget additional query vars
         $query = parse_url($redirect_url, PHP_URL_QUERY);
         if (!empty($query)) {
             parse_str($query, $query_vars);
             $query_vars = rawurlencode_deep($query_vars);
             // WP encodes query vars values
             $url = add_query_arg($query_vars, $url);
         }
         return $url;
     }
     return $redirect_url;
 }

//.........这里部分代码省略.........
         $_max_w = get_option('medium_size_w');
         $_max_h = get_option('medium_size_h');
         if (!$_max_w && !$_max_h) {
             $_max_w = 300;
             $_max_h = 300;
         }
     } elseif ('large' == $size) {
         $_max_w = get_option('large_size_w');
         $_max_h = get_option('large_size_h');
     } elseif (is_array($size)) {
         $_max_w = $w = $size[0];
         $_max_h = $h = $size[1];
     } elseif (!empty($_wp_additional_image_sizes[$size])) {
         $_max_w = $w = $_wp_additional_image_sizes[$size]['width'];
         $_max_h = $h = $_wp_additional_image_sizes[$size]['height'];
         $crop = $_wp_additional_image_sizes[$size]['crop'];
     } elseif ($content_width > 0) {
         $_max_w = $content_width;
         $_max_h = 0;
     } else {
         $_max_w = 1024;
         $_max_h = 0;
     }
     // Constrain default image sizes to the theme's content width, if available.
     if ($content_width > 0 && in_array($size, array('thumbnail', 'medium', 'large'))) {
         $_max_w = min($_max_w, $content_width);
     }
     $resized = false;
     $img_url = wp_get_attachment_url($id);
     /**
      * Filter the original image Photon-compatible parameters before changes are 
      *
      * @param array|string $args Array of Photon-compatible arguments.
      * @param string $image_url Image URL.
      */
     $args = apply_filters('vip_go_image_resize_pre_args', $args, $image_url);
     if (!$crop) {
         $imagedata = wp_get_attachment_metadata($id);
         if (!empty($imagedata['width']) || !empty($imagedata['height'])) {
             $h = $imagedata['height'];
             $w = $imagedata['width'];
             list($w, $h) = wp_constrain_dimensions($w, $h, $_max_w, $_max_h);
             if ($w < $imagedata['width'] || $h < $imagedata['height']) {
                 $resized = true;
             }
         } else {
             $w = $_max_w;
             $h = $_max_h;
         }
     }
     if ($crop) {
         $constrain = false;
         $imagedata = wp_get_attachment_metadata($id);
         if ($imagedata) {
             $w = $imagedata['width'];
             $h = $imagedata['height'];
         }
         if (empty($w)) {
             $w = $_max_w;
         }
         if (empty($h)) {
             $h = $_max_h;
         }
         // If the image width is bigger than the allowed max, scale it to match
         if ($w >= $_max_w) {
             $w = $_max_w;
         } else {
             $constrain = true;
         }
         // If the image height is bigger than the allowed max, scale it to match
         if ($h >= $_max_h) {
             $h = $_max_h;
         } else {
             $constrain = true;
         }
         if ($constrain) {
             list($w, $h) = wp_constrain_dimensions($w, $h, $_max_w, $_max_h);
         }
         $args['w'] = $w;
         $args['h'] = $h;
         $args['crop'] = '1';
         $resized = true;
     } elseif ('full' != $size) {
         $args['w'] = $w;
         $resized = true;
     }
     if (is_array($args)) {
         // Convert values that are arrays into strings
         foreach ($args as $arg => $value) {
             if (is_array($value)) {
                 $args[$arg] = implode(',', $value);
             }
         }
         // Encode values
         // See http://core.trac.wordpress.org/ticket/17923
         $args = rawurlencode_deep($args);
     }
     $img_url = add_query_arg($args, $img_url);
     return array($img_url, $w, $h, $resized);
 }