44cc4f56a3
The strip_source_suffix() fallbacks aren't catching all nbsp-separated publisher names. Adding a direct strrpos-based cleanup pass in the get_articles() method itself as a safety net. This operates on the already-decoded text returned by strip_source_suffix(). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
355 lines
13 KiB
PHP
355 lines
13 KiB
PHP
<?php
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/**
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* REST API endpoints for external analytics access.
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*
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* Base route: /wp-json/peptide-news/v1/
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*
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* Endpoints:
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* GET /articles — list stored articles
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* GET /analytics/top — top articles by clicks
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* GET /analytics/trends — daily click trend data
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* GET /analytics/topics — popular topics/categories
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* GET /analytics/devices — device breakdown
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* GET /analytics/sources — source performance
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* GET /analytics/export — CSV export of raw click data
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*
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* @since 1.0.0
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*/
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class Peptide_News_Rest_API {
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const API_NAMESPACE = 'peptide-news/v1';
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/**
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* Register REST routes.
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*/
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public function register_routes() {
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// Public: list articles.
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register_rest_route( self::API_NAMESPACE, '/articles', array(
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'methods' => 'GET',
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'callback' => array( $this, 'get_articles' ),
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'permission_callback' => '__return_true',
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'args' => array(
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'count' => array(
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'default' => 10,
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'sanitize_callback' => 'absint',
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),
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'page' => array(
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'default' => 1,
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'sanitize_callback' => 'absint',
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),
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),
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) );
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// Admin-only analytics endpoints.
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$analytics_routes = array(
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'/analytics/top' => 'get_top_articles',
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'/analytics/trends' => 'get_trends',
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'/analytics/topics' => 'get_topics',
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'/analytics/devices' => 'get_devices',
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'/analytics/sources' => 'get_sources',
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'/analytics/export' => 'get_export',
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);
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foreach ( $analytics_routes as $route => $callback ) {
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register_rest_route( self::API_NAMESPACE, $route, array(
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'methods' => 'GET',
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'callback' => array( $this, $callback ),
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'permission_callback' => array( $this, 'check_admin_permissions' ),
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'args' => $this->get_date_range_args(),
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) );
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}
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}
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/**
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* Verify the request comes from an admin user.
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*
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* @param WP_REST_Request $request
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* @return bool|WP_Error
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*/
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public function check_admin_permissions( $request ) {
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if ( ! current_user_can( 'manage_options' ) ) {
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return new WP_Error(
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'rest_forbidden',
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__( 'You do not have permission to access analytics data.', 'peptide-news' ),
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array( 'status' => 403 )
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);
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}
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return true;
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}
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/**
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* Common date-range argument definitions.
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*
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* @return array
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*/
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private function get_date_range_args() {
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return array(
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'start_date' => array(
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'default' => gmdate( 'Y-m-d', strtotime( '-30 days' ) ),
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'sanitize_callback' => 'sanitize_text_field',
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'validate_callback' => array( $this, 'validate_date_format' ),
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),
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'end_date' => array(
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'default' => gmdate( 'Y-m-d' ),
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'sanitize_callback' => 'sanitize_text_field',
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'validate_callback' => array( $this, 'validate_date_format' ),
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),
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'limit' => array(
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'default' => 20,
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'sanitize_callback' => 'absint',
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),
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);
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}
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/**
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* Validate that a parameter is a Y-m-d date string.
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*
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* @param string $value
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* @param WP_REST_Request $request
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* @param string $param
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* @return true|WP_Error
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*/
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public function validate_date_format( $value, $request, $param ) {
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if ( ! preg_match( '/^\\d{4}-\\d{2}-\\d{2}$/', $value ) ) {
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return new WP_Error(
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'rest_invalid_date',
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sprintf( __( 'Invalid date format for %s. Expected Y-m-d.', 'peptide-news' ), $param ),
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array( 'status' => 400 )
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);
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}
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return true;
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}
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/**
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* GET /articles
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*
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* Returns active articles with no-cache headers so that
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* LiteSpeed / CDN layers always serve fresh data.
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*/
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public function get_articles( $request ) {
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global $wpdb;
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$count = min( $request->get_param( 'count' ), 100 );
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$page = max( $request->get_param( 'page' ), 1 );
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$offset = ( $page - 1 ) * $count;
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$table = $wpdb->prefix . 'peptide_news_articles';
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$articles = $wpdb->get_results( $wpdb->prepare(
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"SELECT id, source, source_url, title, excerpt, ai_summary, author,
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thumbnail_url, thumbnail_local, published_at, categories, tags
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FROM {$table}
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WHERE is_active = 1
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ORDER BY published_at DESC
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LIMIT %d OFFSET %d",
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$count,
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$offset
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) );
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// Strip source name from titles, excerpts, and summaries.
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$nbsp = "\xC2\xA0"; // UTF-8 non-breaking space.
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foreach ( $articles as $article ) {
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$fields = array( 'title', 'excerpt', 'ai_summary' );
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foreach ( $fields as $field ) {
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if ( empty( $article->$field ) ) {
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continue;
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}
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// First pass: use strip_source_suffix for known patterns.
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$article->$field = $this->strip_source_suffix( $article->$field, $article->source, $article->source_url );
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// Second pass: catch any remaining nbsp-separated publisher names
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// (e.g., "...text\xC2\xA0\xC2\xA0Publisher Name" from Google News RSS).
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$text = $article->$field;
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$pos = strrpos( $text, $nbsp . $nbsp );
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if ( false === $pos ) {
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$pos = strrpos( $text, $nbsp );
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}
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if ( false !== $pos && $pos > 10 ) {
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$candidate = rtrim( substr( $text, 0, $pos ) );
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if ( strlen( $candidate ) > strlen( $text ) * 0.3 ) {
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$article->$field = $candidate;
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}
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}
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}
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}
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$total = $wpdb->get_var( "SELECT COUNT(*) FROM {$table} WHERE is_active = 1" );
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$response = rest_ensure_response( array(
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'articles' => $articles,
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'total' => (int) $total,
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'page' => $page,
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'per_page' => $count,
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'total_pages' => ceil( $total / $count ),
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) );
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// Prevent LiteSpeed and browser caches from serving stale article data.
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$response->header( 'Cache-Control', 'no-store, no-cache, must-revalidate, max-age=0' );
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$response->header( 'X-LiteSpeed-Cache-Control', 'no-cache' );
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return $response;
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}
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/**
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* Strip the source/publisher name from the end of a string.
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*
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* Handles common separator patterns like " - Source", " | Source",
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* " — Source", and " – Source". Uses case-insensitive matching against
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* the source field. Also extracts publisher names from source URLs
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* and has a regex fallback for common RSS title patterns.
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*
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* @param string $text The text to clean.
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* @param string $source The source name to strip.
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* @param string $source_url The source URL (used to extract domain-based publisher names).
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* @return string Cleaned text.
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*/
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private function strip_source_suffix( $text, $source, $source_url = '' ) {
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if ( empty( $text ) ) {
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return $text;
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}
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// Decode HTML entities first so becomes actual characters.
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$text = html_entity_decode( $text, ENT_QUOTES | ENT_HTML5, 'UTF-8' );
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// Common separators between title/excerpt and source name.
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// Includes regular spaces, non-breaking spaces (\xC2\xA0), and typographic dashes.
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$nbsp = "\xC2\xA0"; // UTF-8 non-breaking space
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$separators = array(
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' - ', ' | ', ' — ', ' – ', ' // ',
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$nbsp . $nbsp, // double non-breaking space (Google News RSS excerpts)
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' ', // double regular space
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$nbsp, // single non-breaking space
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);
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// Build list of source names to try matching against.
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$source_names = array();
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if ( ! empty( $source ) ) {
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$source_names[] = $source;
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}
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// Extract domain-based publisher name (e.g., "News-Medical" from "news-medical.net").
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if ( ! empty( $source_url ) ) {
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$host = wp_parse_url( $source_url, PHP_URL_HOST );
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if ( $host ) {
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$host = preg_replace( '/^www\./', '', $host );
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$parts = explode( '.', $host );
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if ( count( $parts ) >= 2 ) {
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$domain_name = $parts[ count( $parts ) - 2 ];
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$source_names[] = str_replace( '-', ' ', $domain_name );
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$source_names[] = $domain_name;
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}
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}
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}
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// Try exact (case-insensitive) match against known source names.
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foreach ( $source_names as $name ) {
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foreach ( $separators as $sep ) {
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$suffix = $sep . $name;
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$suffix_len = strlen( $suffix );
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if ( strlen( $text ) > $suffix_len && strcasecmp( substr( $text, -$suffix_len ), $suffix ) === 0 ) {
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return rtrim( substr( $text, 0, -$suffix_len ) );
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}
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}
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}
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// Fallback 1: strip trailing " - Short Publisher Name" patterns (1-5 words).
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// Only strips if the part after the separator looks like a publisher name
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// (starts with uppercase, no sentence-ending punctuation).
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$pattern = '/\s+[-\x{2013}\x{2014}|]\s+[A-Z][A-Za-z0-9\s.\'\-]{0,50}$/u';
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$candidate = preg_replace( $pattern, '', $text );
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if ( $candidate !== $text && strlen( $candidate ) > strlen( $text ) * 0.4 ) {
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return rtrim( $candidate );
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}
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// Fallback 2: strip trailing nbsp-separated publisher names.
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// Google News RSS excerpts use double non-breaking space + publisher name
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// when the source field doesn't match (e.g., source = "news.google.com").
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// Uses mb_ereg for reliable multibyte matching.
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if ( preg_match( '/^(.{10,}?)\x{00A0}{1,2}([A-Z][^.!?\x{00A0}]{0,55})$/u', $text, $m ) ) {
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if ( mb_strlen( $m[1], 'UTF-8' ) > mb_strlen( $text, 'UTF-8' ) * 0.4 ) {
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return rtrim( $m[1] );
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}
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}
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return $text;
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}
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/**
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* GET /analytics/top
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*/
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public function get_top_articles( $request ) {
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$data = Peptide_News_Analytics::get_top_articles(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' ),
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$request->get_param( 'limit' )
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);
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return rest_ensure_response( $data );
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}
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/**
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* GET /analytics/trends
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*/
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public function get_trends( $request ) {
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$data = Peptide_News_Analytics::get_click_trends(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' )
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);
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return rest_ensure_response( $data );
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}
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/**
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* GET /analytics/topics
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*/
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public function get_topics( $request ) {
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$data = Peptide_News_Analytics::get_popular_topics(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' ),
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$request->get_param( 'limit' )
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);
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return rest_ensure_response( $data );
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}
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/**
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* GET /analytics/devices
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*/
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public function get_devices( $request ) {
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$data = Peptide_News_Analytics::get_device_breakdown(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' )
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);
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return rest_ensure_response( $data );
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}
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/**
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* GET /analytics/sources
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*/
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public function get_sources( $request ) {
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$data = Peptide_News_Analytics::get_source_performance(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' )
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);
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return rest_ensure_response( $data );
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}
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/**
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* GET /analytics/export — returns CSV download.
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*/
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public function get_export( $request ) {
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$data = Peptide_News_Analytics::export_clicks_csv(
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$request->get_param( 'start_date' ),
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$request->get_param( 'end_date' )
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);
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if ( empty( $data ) ) {
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return rest_ensure_response( array( 'message' => 'No data for the selected period.' ) );
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}
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// Return as JSON (client can convert to CSV).
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return rest_ensure_response( array(
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'headers' => array_keys( $data[0] ),
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'rows' => $data,
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'count' => count( $data ),
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) );
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}
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}
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