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<?php |
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|
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class Referrer_Match extends Red_Match { |
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public $referrer; |
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public $regex; |
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|
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function name() { |
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return __( 'URL and referrer', 'redirection' ); |
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} |
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|
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function show() { |
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$codes = array( |
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301 => get_status_header_desc( 301 ), |
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302 => get_status_header_desc( 302 ), |
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307 => get_status_header_desc( 307 ), |
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308 => get_status_header_desc( 308 ), |
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); |
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|
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?> |
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<tr> |
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<th width="100"><?php _e( 'Referrer', 'redirection' ); ?>:</th> |
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<td valign="top"> |
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<input style="width: 85%" type="text" name="referrer" value="<?php echo esc_attr( $this->referrer ); ?>"/> |
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<label><?php _e( 'Regex', 'redirection' ); ?>: <input type="checkbox" name="regex" <?php if ( $this->regex === true ) echo ' checked="checked"' ?>/></label> |
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</td> |
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</tr> |
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<tr> |
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<th><?php _e( 'HTTP Code', 'redirection' ); ?>:</th> |
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<td> |
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<select name="action_code"> |
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<?php foreach ( $codes as $key => $code ) : ?> |
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<option value="<?php echo $key ?>"<?php if ( $key === intval( $this->action_code ) ) echo ' selected="selected"' ?>><?php printf( '%s - %s', $key, $code ) ?></option> |
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<?php endforeach?> |
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</select> |
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</td> |
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</tr> |
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<tr> |
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<th><?php _e( 'HTTP Code', 'redirection' ); ?>:</th> |
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<td> |
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<p style="padding: 0.5em"><?php _e( 'The visitor will be redirected from the source URL if the referrer matches. You can specify a <em>matched</em> target URL as the address to send visitors if they do match, and <em>not matched</em> if they don\'t match. Leaving a URL blank means that the visitor is not redirected.', 'redirection' ); ?></p> |
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</td> |
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</tr> |
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<tr> |
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<th width="100" valign="top"> |
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<?php if ( strlen( $this->url_from ) > 0 ) : ?> |
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<a target="_blank" href="<?php echo esc_url( $this->url_from ) ?>"><?php _e( 'Matched', 'redirection' ); ?>:</a> |
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<?php else : ?> |
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<?php _e( 'Matched', 'redirection' ); ?>: |
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<?php endif; ?> |
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</th> |
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<td valign="top"><input style="width: 95%" type="text" name="url_from" value="<?php echo esc_attr( $this->url_from ); ?>" id="new"/></td> |
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</tr> |
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<tr> |
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<th width="100" valign="top"> |
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<?php if ( strlen( $this->url_notfrom ) > 0 ) : ?> |
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<a target="_blank" href="<?php echo $this->url_notfrom ?>"><?php _e( 'Not matched', 'redirection' ); ?>:</a> |
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<?php else : ?> |
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<?php _e( 'Not matched', 'redirection' ); ?>: |
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<?php endif; ?> |
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</th> |
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<td valign="top"> |
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<input style="width: 95%" type="text" name="url_notfrom" value="<?php echo esc_attr( $this->url_notfrom ); ?>" id="new"/><br/> |
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</td> |
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</tr> |
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<?php |
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} |
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|
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function save( $details ) { |
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if ( isset( $details['target'] ) ) |
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$details['url_from'] = $this->sanitize_url( $details['target'] ); |
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|
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return array( |
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'url_from' => $this->sanitize_url( $details['url_from'] ), |
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'url_notfrom' => isset( $details['url_notfrom'] ) ? $this->sanitize_url( $details['url_notfrom'] ) : false, |
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'regex' => isset( $details['regex'] ) ? true : false, |
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'referrer' => isset( $details['referrer'] ) ? $this->sanitize_referrer( $details['referrer'] ) : false, |
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); |
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} |
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|
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public function sanitize_referrer( $agent ) { |
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return $this->sanitize_url( $agent ); |
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} |
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|
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function initialize( $url ) { |
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$this->url = array( $url, '' ); |
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} |
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|
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function wants_it() { |
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// Match referrer |
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return true; |
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} |
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|
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function get_target( $url, $matched_url, $regex ) { |
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$target = false; |
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|
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// Check if referrer matches |
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if ( ( $this->regex === false && $_SERVER['HTTP_REFERER'] === $this->referrer ) || ( $this->regex === true && preg_match( '@'.str_replace( '@', '\\@', $this->referrer ).'@', $_SERVER['HTTP_REFERER'], $matches ) ) ) { |
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$target = $this->url_from; |
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|
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if ( $regex ) |
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$target = preg_replace( '@'.str_replace( '@', '\\@', $matched_url ).'@', $target, $url ); |
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} |
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elseif ( $this->url_notfrom !== '' ) |
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$target = $this->url_notfrom; |
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return $target; |
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} |
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|
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function match_name() { |
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return sprintf( 'referrer - <code>%s</code>', $this->referrer ); |
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} |
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} |
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|
