is_main_query() ) return; if ( is_search() ) { $query->set( 'posts_per_page', 20 ); } } add_action( 'pre_get_posts', 'basic_pre_get_posts' ); /* ========================================================================== */ /* ========================================================================== * customize excerpt text * ========================================================================== */ function basic_change_the_excerpt( $more ) { return ' ...'; } add_action( 'excerpt_more', 'basic_change_the_excerpt' ); /* ========================================================================== */ /* ========================================================================== * echo custom css * ========================================================================== */ function basic_print_custom_css_js() { $css = get_avd_option('custom_styles'); $js = get_avd_option('head_scripts'); if ( !empty($css) ) { echo "\n\n"; } if ( !empty($js) ) { echo "\n". $js . "\n"; } } add_action( 'wp_head', 'basic_print_custom_css_js' ); /* ========================================================================== */ /* ========================================================================== * echo custom script in footer from options * ========================================================================== */ function basic_print_footer_js() { $fjs = get_avd_option('footer_scripts'); if ( !empty($fjs) ) { echo "\n". $fjs . "\n"; } } add_action( 'wp_footer', 'basic_print_footer_js' ); /* ========================================================================== */ /* ========================================================================== * add social button to the_content * ========================================================================== */ function basic_social_share_buttons( $content ) { $socbtn = get_avd_option('social_share'); $link_pages = wp_link_pages(); if ( !is_singular() || empty($socbtn) || 'hide'==$socbtn ) return $content . $link_pages; $soc_html = "
"; switch ( $socbtn ) { case 'custom': $link = get_permalink(); $title = get_the_title(); $soc_html .= ' '; break; case 'share42': $soc_html .= '
'; break; case 'yandex': $soc_html .= '
'; break; default: break; } $soc_html .= "
"; return $content . $link_pages . $soc_html; } add_action( 'the_content', 'basic_social_share_buttons' ); /* ========================================================================== */ /* ========================================================================== * Highlight search results * ========================================================================== */ if ( ! function_exists( 'avd_search_highlight' ) ) : function avd_search_highlight($text) { $s = get_query_var('s'); if ( is_search() && ''!=$s && in_the_loop() ) : $style = 'color:red;font-weight:bold;'; $query_terms = get_query_var('search_terms'); if ( empty($query_terms) ) $query_terms = explode(' ', $s ); if ( empty($query_terms) ) return; foreach ($query_terms as $term) { $term = preg_quote($term, '/'); // like in search string $term1 = mb_strtolower($term); // lowercase $term2 = mb_strtoupper($term); // uppercase $term3 = mb_convert_case($term, MB_CASE_TITLE, "UTF-8"); // capitalise $term4 = mb_strtolower(mb_substr($term, 0, 1)) . mb_substr($term2, 1); // first lowercase $text = preg_replace("@(?$1", $text); } endif; // is_search; return $text; } endif; add_filter('the_content', 'avd_search_highlight'); add_filter('the_excerpt', 'avd_search_highlight'); add_filter('the_title', 'avd_search_highlight'); /* ========================================================================== */