<?php add_action( 'init', 'dwqa_anonymous_create_session' ); function dwqa_anonymous_create_session() { if ( !dwqa_get_current_user_session() ) { $expire = time() + 10*YEAR_IN_SECONDS; $secure = is_ssl(); $secure_in_cookie = $secure && 'https' === parse_url( get_option( 'home' ), PHP_URL_SCHEME ); if ( $secure ) { $auth_cookie_secure = SECURE_AUTH_COOKIE; } else { $auth_cookie_secure = AUTH_COOKIE; } $token = wp_generate_password( 43, false, false ); setcookie('dwqa_anonymous', $token, $expire, COOKIEPATH, COOKIE_DOMAIN, $secure_in_cookie, true ); if ( COOKIEPATH != SITECOOKIEPATH ) { setcookie('dwqa_anonymous', $token, $expire, SITECOOKIEPATH, COOKIE_DOMAIN, $secure_in_cookie, true ); } } } function dwqa_get_current_user_session() { return isset( $_COOKIE['dwqa_anonymous'] ) && !empty( $_COOKIE['dwqa_anonymous'] ) ? $_COOKIE['dwqa_anonymous'] : false; } function dwqa_action_vote( ) { $result = array( 'error_code' => 'authorization', 'error_message' => __( 'Are you cheating, huh?', 'dw-question-answer' ), ); $vote_for = isset( $_POST['vote_for'] ) && sanitize_text_field( $_POST['vote_for'] ) == 'question' ? 'question' : 'answer'; if ( ! isset( $_POST['nonce'] ) || ! wp_verify_nonce( sanitize_text_field( $_POST['nonce'] ), '_dwqa_'.$vote_for.'_vote_nonce' ) ) { wp_send_json_error( $result ); } if ( ! isset( $_POST[ 'post' ] ) ) { $result['error_code'] = 'missing ' . $vote_for; $result['error_message'] = __( 'What '.$vote_for.' are you looking for?', 'dw-question-answer' ); wp_send_json_error( $result ); } $post_id = sanitize_text_field( $_POST[ 'post' ] ); $point = isset( $_POST['type'] ) && sanitize_text_field( $_POST['type'] ) == 'up' ? 1 : -1; //vote $dwqa_user_vote_id = ''; if ( is_user_logged_in( ) ) { global $current_user; $dwqa_user_vote_id = $current_user->ID; }else{ global $dwqa_general_settings; if(isset($dwqa_general_settings['allow-anonymous-vote']) && $dwqa_general_settings['allow-anonymous-vote']){ $dwqa_user_vote_id = dwqa_get_current_user_session(); } } if ($dwqa_user_vote_id!=''){ if ( ! dwqa_is_user_voted( $post_id, $point, $dwqa_user_vote_id ) ) { $votes = get_post_meta( $post_id, '_dwqa_votes_log', true ); //remove vote serialize $data_votes = @unserialize($votes); if ($data_votes !== false) { $votes = $data_votes; } if(!$votes || !is_array($votes)){ $votes = array(); } $votes[$dwqa_user_vote_id] = $point; //update do_action( 'dwqa_vote_'.$vote_for, $post_id, ( int ) $point ); update_post_meta( $post_id, '_dwqa_votes_log', $votes); // Update vote point dwqa_update_vote_count( $post_id ); $point = dwqa_vote_count( $post_id ); if ( $point > 0 ) { $point = '+' . $point; } wp_send_json_success( array( 'vote' => $point ) ); } else { $result['error_code'] = 'voted'; $result['error_message'] = __( 'You voted for this ' . $vote_for, 'dw-question-answer' ); wp_send_json_error( $result ); } }else{ $result['error_code'] = 'anonymous'; $result['error_message'] = __( 'You aren\'t allowed voted for this ' . $vote_for, 'dw-question-answer' ); wp_send_json_error( $result ); } } add_action( 'wp_ajax_dwqa-action-vote', 'dwqa_action_vote' ); add_action( 'wp_ajax_nopriv_dwqa-action-vote', 'dwqa_action_vote' ); /** * Check for current user can vote for the question * @param int $post_id ID of object ( question /answer ) post * @param int $point Point of vote * @param boolean $user Current user id * @return boolean Voted or not */ function dwqa_is_user_voted( $post_id, $point, $user = false ) { if ( ! $user ) { global $current_user; $user = $current_user->ID; } $votes = get_post_meta( $post_id, '_dwqa_votes_log', true ); if ( empty( $votes ) ) { return false; } if ( array_key_exists( $user, $votes ) ) { if ( ( int ) $votes[$user] == $point ) { return $votes[$user]; } } return false; } function dwqa_get_user_vote( $post_id, $user = false ) { if ( ! $user ) { global $current_user; $user = $current_user->ID; } if ( dwqa_is_user_voted( $post_id, 1, $user ) ) { return 'up'; } else if ( dwqa_is_user_voted( $post_id, -1, $user ) ) { return 'down'; } return false; } /** * Calculate number of votes for specify post * @param int $post_id ID of post * @return void */ function dwqa_update_vote_count( $post_id ) { if ( ! $post_id ) { global $post; $post_id = $post->ID; } $votes = get_post_meta( $post_id, '_dwqa_votes_log', true ); if ( empty( $votes ) ) { return 0; } $total = array_sum( $votes ); update_post_meta( $post_id, '_dwqa_votes', $total ); return $total; } /** * Return vote point of post * @param int $post_id ID of post * @param boolean $echo Print or not * @return int Vote point */ function dwqa_vote_count( $post_id = false, $echo = false ) { if ( ! $post_id ) { global $post; $post_id = $post->ID; if( isset( $post->vote_count ) ) { return $post->vote_count; } } $votes = get_post_meta( $post_id, '_dwqa_votes', true ); if ( empty( $votes ) ) { return 0; } if ( $echo ) { echo $votes; } return ( int ) $votes; } function dwqa_decode_pre_entities( $matches ) { $content = $matches[0]; $content = str_replace( $matches[1], '', $content ); $content = str_replace( $matches[5], '', $content ); $content = str_replace( $matches[2], '', $content ); //$content = str_replace( $matches[3], html_entity_decode( $matches[3] ), $content ); return $content; } function dwqa_content_html_decode( $content ) { return preg_replace_callback( '/( <pre> )<code( [^>]* )>( .* )<\/( code )[^>]*>( <\/pre[^>]*> )/isU' , 'dwqa_decode_pre_entities', $content ); } /** * Is post was submitted by a guest * @param int $post_id question/answer id * @return boolean */ function dwqa_is_anonymous( $post_id = 0 ) { if ( empty( $post_id ) ) $post_id = get_the_ID(); $anonymous = get_post_meta( $post_id, '_dwqa_is_anonymous', true ); if ( $anonymous ) { return true; } return false; } function dwqa_answer_get_edit_content( $post_id = false ) { if ( ! $post_id ) { $post_id = get_the_ID(); } $content = get_post_field( 'post_content', $post_id ); return apply_filters( 'dwqa_answer_get_edit_content', $content, $post_id ); } function dwqa_question_get_edit_content( $post_id = false ) { if ( ! $post_id ) { $post_id = get_the_ID(); } $content = get_post_field( 'post_content', $post_id ); return apply_filters( 'dwqa_question_get_edit_content', $content, $post_id ); } function dwqa_question_get_edit_title( $post_id = false ) { if ( $post_id ) { $post_id = get_the_ID(); } $title = get_the_title( $post_id ); return apply_filters( 'dwqa_question_get_edit_title', $title, $post_id ); } function dwqa_comment_get_edit_content( $comment_id ) { $comment_content = get_comment_text( $comment_id ); return apply_filters( 'dwqa_comment_get_edit_content', $comment_content, $comment_id ); } function dwqa_get_latest_action_date( $question = false, $before = '<span>', $after = '</span>' ){ if ( ! $question ) { $question = get_the_ID(); } global $post, $dwqa_general_settings; $message = ''; $question_list_link = isset( $dwqa_general_settings['pages']['archive-question'] ) ? get_permalink( $dwqa_general_settings['pages']['archive-question'] ) : false; $latest_answer = dwqa_get_latest_answer( $question ); $last_activity_date = $latest_answer ? $latest_answer->post_date_gmt : get_post_field( 'post_date_gmt', $question ); $post_id = $latest_answer ? $latest_answer->ID : $question; $author_id = $post->post_author; if ( $author_id == 0 || dwqa_is_anonymous( $post_id ) ) { $anonymous_name = get_post_meta( $post_id, '_dwqa_anonymous_name', true ); $author_email = get_post_meta( $post_id, '_dwqa_anonymous_email', true ); if ( $anonymous_name ) { $display_name = $anonymous_name . ' '; } else { $display_name = __( 'Anonymous', 'dw-question-answer' ) . ' '; } } else { $display_name = get_the_author_meta( 'display_name', $author_id ); $author_url = $question_list_link ? add_query_arg( array( 'user-question' => get_the_author_meta( 'user_login', $author_id ) ), $question_list_link ) : the_author_posts_link( $author_id ); $author_email = get_the_author_meta( 'user_email', $author_id ); } $author_avatar = wp_cache_get( 'avatar_of_' . $author_id, 'dwqa' ); if ( false === $author_avatar ) { $author_avatar = get_avatar( $author_email, 48 ); wp_cache_set( 'avatar_of_'. $author_email, $author_avatar, 'dwqa', 60*60*24*7 ); } $author_display = dwqa_is_anonymous() ? $display_name : sprintf( '<a href="%1$s" title="%2$s" rel="author">%3$s</a>', $author_url, esc_attr( sprintf( __( 'Posts by %s' ), $display_name ) ), $display_name ); $author_link = sprintf( '<span class="dwqa-author"><span class="dwqa-user-avatar">%2$s</span>%1$s</span>', $author_display, $author_avatar ); if ( $last_activity_date && $post->last_activity_type == 'answer' ) { $date = human_time_diff( strtotime( $last_activity_date ), current_time( 'timestamp' ) ); return sprintf( __( '%s answered <span class="dwqa-date">%s</span> ago', 'dw-question-answer' ), $author_link, $date ); } if ( 'dwqa-answer' == get_post_type( $question ) ) { return sprintf( __( '%s answered <span class="dwqa-date">%s</span> ago', 'dw-question-answer' ), $author_link, human_time_diff( get_post_time( 'U', true, $question ) ) ); } return sprintf( __( '%s asked <span class="dwqa-date">%s</span> ago', 'dw-question-answer' ), $author_link, human_time_diff( get_post_time( 'U', true, $question ) ) ); } function dwqa_is_edit() { $gets = array( 'edit', 'comment_edit' ); foreach( $gets as $get ) { if ( isset( $_GET[ $get ] ) && is_numeric( $_GET[ $get ] ) ) { return true; } } return false; } class DWQA_Posts_Base { private $slug; private $labels; public function __construct( $slug, $labels ) { $this->slug = $slug; $this->labels = is_array( $labels ) ? $labels : array(); // add posttype add_action( 'init', array( $this, 'register' ) ); // Do any init by it self add_action( 'init', array( $this, 'init' ) ); // Custom Admin List Table add_filter( 'manage_posts_columns', array( $this, 'columns_head' ) ); // Auto convert url in the conthen to clickable and no-follow add_filter( 'the_content', array( $this, 'auto_convert_urls' ) ); add_filter( 'wp_insert_post_data', array( $this, 'hook_on_update_anonymous_post' ), 10, 2 ); } // Abstract, do all init actions for itself public function init(){} public function columns_head( $default ){ return $default; } public function get_slug() { return $this->slug; } public function get_name_labels() { return wp_parse_args( $this->labels, array( 'plural' => __( 'DWQA Posts', 'dw-question-answer' ), 'singular' => __( 'DWQA Post', 'dw-question-answer' ), 'rewrite' => true, ) ); } public function set_labels() { $names = $this->get_name_labels(); return $labels = array( 'name' => $names['plural'], 'singular_name' => $names['singular'], 'add_new' => _x( 'Add New', 'dwqa', 'dw-question-answer' ) . ' ' . $names['singular'], 'add_new_item' => __( 'Add New', 'dw-question-answer' ) . ' ' . $names['singular'], 'edit_item' => __( 'Edit', 'dw-question-answer' ) . ' ' . $names['singular'], 'new_item' => __( 'New', 'dw-question-answer' ) . ' ' . $names['singular'], 'view_item' => __( 'View', 'dw-question-answer' ) . ' ' . $names['singular'], 'search_items' => __( 'Search ', 'dw-question-answer' ) . $names['plural'], 'not_found' => $names['plural'] . ' ' . __( 'not found', 'dw-question-answer' ), 'not_found_in_trash' => $names['plural'] . ' ' . __( 'not found in Trash', 'dw-question-answer' ), 'parent_item_colon' => __( 'Parent:', 'dw-question-answer' ) . ' ' . $names['singular'], 'menu_name' => isset( $names['menu'] ) ? $names['menu'] : $names['plural'], ); } public function register() { $names = $this->get_name_labels(); $this->register_taxonomy(); $args = array( 'labels' => array(), 'hierarchical' => false, 'description' => 'description', 'taxonomies' => array(), 'public' => true, 'show_ui' => true, 'show_in_menu' => true, 'show_in_admin_bar' => true, 'menu_position' => null, 'menu_icon' => null, 'show_in_nav_menus' => true, 'publicly_queryable' => true, 'exclude_from_search' => false, 'has_archive' => true, 'query_var' => true, 'can_export' => true, 'rewrite' => $names['rewrite'], 'capability_type' => 'post', 'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt','custom-fields', 'trackbacks', 'comments', 'revisions', 'page-attributes', 'post-formats' ) ); foreach ( $args as $key => $value ) { $method = 'set_' . $key; if ( method_exists( $this, $method ) ) { $args[$key] = call_user_func( array( $this, $method ) ); } } register_post_type( $this->get_slug(), $args ); } public function register_taxonomy() {} public function pre_content_filter( $content ) { return preg_replace_callback( '/<( code )( [^>]* )>( .* )<\/( code )[^>]*>/isU' , array( $this, 'convert_pre_entities' ), $content ); } public function pre_content_kses( $content ) { // tags allowed for post content $filter = apply_filters( 'dwqa_filter_kses', array( 'a' => array( 'href' => array(), 'title' => array() ), 'br' => array(), 'em' => array(), 'strong' => array(), 'code' => array( 'class' => array() ), 'blockquote' => array(), 'quote' => array(), 'span' => array( 'style' => array() ), 'img' => array( 'src' => array(), 'alt' => array(), 'width' => array(), 'height' => array(), 'style' => array() ), 'ul' => array(), 'li' => array(), 'ol' => array(), 'pre' => array() )); return wp_kses( $content, $filter ); } public function convert_pre_entities( $matches ) { $string = $matches[0]; preg_match( '/class=\\\"( [^\\\"]* )\\\"/', $matches[2], $sub_match ); if ( empty( $sub_match ) ) { $string = str_replace( $matches[1], $matches[1] . ' class="prettyprint"', $string ); } else { if ( strpos( $sub_match[1], 'prettyprint' ) === false ) { $new_class = str_replace( $sub_match[1], $sub_match[1] . ' prettyprint', $sub_match[0] ); $string = str_replace( $matches[2], str_replace( $sub_match[0], $new_class, $matches[2] ), $string ); } } $string = str_replace( $matches[3], htmlentities( $matches[3], ENT_COMPAT , 'UTF-8', false ), $string ); return '<pre>' . $string . '</pre>'; } public function auto_convert_urls( $content ) { global $post; if ( is_single() && ( 'dwqa-question' == $post->post_type || 'dwqa-answer' == $post->post_type ) ) { $content = make_clickable( $content ); $content = preg_replace_callback( '|<a (.+?)>|i', array( $this, 'auto_nofollow_callback' ), $content ); } return $content; } public function auto_nofollow_callback( $matches ) { $text = $matches[1]; $text = str_replace( array( ' rel="nofollow"', " rel='nofollow'" ), '', $text ); return "<a $text rel=\"nofollow\">"; } public function hook_on_update_anonymous_post( $data, $postarr ) { if ( isset( $postarr['ID'] ) && get_post_meta( $postarr['ID'], '_dwqa_is_anonymous', true ) ) { $data['post_author'] = 0; } return $data; } public function rewrite() { return true; } } ?>
