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<?php |
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|
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/** |
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* Transform URL shortcodes |
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*/ |
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class Red_Url_Transform { |
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/** |
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* Replace special tags in the target URL. |
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* |
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* From the distant Redirection past. Undecided whether to keep |
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* |
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* @param String $url Target URL. |
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* @return String |
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*/ |
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public function transform( $url ) { |
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// Deprecated number post ID |
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if ( is_numeric( $url ) ) { |
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$permalink = get_permalink( intval( $url, 10 ) ); |
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|
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if ( $permalink ) { |
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return $permalink; |
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} |
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} |
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|
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global $shortcode_tags; |
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|
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$shortcode_copy = array_merge( [], $shortcode_tags ); |
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|
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remove_all_shortcodes(); |
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|
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$shortcodes = [ |
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'userid', |
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'userlogin', |
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'unixtime', // Also replaces $dec$ |
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|
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// These require content |
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'md5', |
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'upper', |
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'lower', |
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'dashes', |
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'underscores', |
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]; |
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|
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foreach ( $shortcodes as $code ) { |
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add_shortcode( $code, [ $this, 'do_shortcode' ] ); |
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} |
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|
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// Support deprecated tags |
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$url = $this->transform_deprecated( $url ); |
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$url = do_shortcode( $url ); |
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|
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// Restore shortcodes |
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// phpcs:ignore |
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$shortcode_tags = array_merge( [], $shortcode_copy ); |
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|
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return $url; |
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} |
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|
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/** |
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* Peform a shortcode |
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* |
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* @param array $attrs Shortcode attributes. |
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* @param string $content Shortcode content. |
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* @param string $tag Shortcode tag. |
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* @return string |
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*/ |
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public function do_shortcode( $attrs, $content, $tag ) { |
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$user = wp_get_current_user(); |
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|
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switch ( $tag ) { |
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case 'userid': |
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return (string) ( $user->ID || 0 ); |
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|
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case 'userlogin': |
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return $user->ID ? $user->user_login : ''; |
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|
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case 'unixtime': |
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return (string) time(); |
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|
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case 'md5': |
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return md5( $content ); |
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|
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case 'upper': |
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return strtoupper( $content ); |
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|
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case 'lower': |
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return strtolower( $content ); |
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|
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case 'dashes': |
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return str_replace( [ '_', ' ' ], '-', $content ); |
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|
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case 'underscores': |
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return str_replace( [ '-', ' ' ], '_', $content ); |
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} |
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|
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return apply_filters( 'redirection_url_transform', '', $tag, $attrs, $content ); |
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} |
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|
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/** |
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* Convert deprecated inline tags to shortcodes. |
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* |
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* @param string $url URL. |
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* @return string |
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*/ |
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private function transform_deprecated( $url ) { |
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$url = str_replace( '%userid%', '[userid]', $url ); |
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$url = str_replace( '%userlogin%', '[userlogin]', $url ); |
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$url = str_replace( '%userurl%', '[userurl]', $url ); |
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|
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return $url; |
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} |
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} |
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|
