feat: visiteurs uniques par article (7/14/30 j) stockés dans visitors.json

- AccessLogParser : suivi des IPs non-bot uniques par /post/ sur 3 fenêtres (7/14/30 j)
- index.php : écriture de data/UUID/visitors.json à chaque recalcul des stats admin
- post_view.php : affichage du compteur de lecteurs dans la zone hero

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

CHANGELOG.md

@@ -5,6 +5,14 @@ Format : [Keep a Changelog](https://keepachangelog.com/fr/1.0.0/) — versionnag
 
 ---
 
+## [1.6.34] - 2026-05-19
+
+### Ajouté
+- AccessLogParser : calcul des visiteurs uniques par article (IPs non-bot publiques, /post/ statut 200) sur 7 / 14 / 30 jours — stocké dans `data/UUID/visitors.json`
+- Page article : affichage du nombre de lecteurs (7 / 14 / 30 jours) dans la zone hero, recalculé à chaque visite de `/admin/stats`
+
+---
+
 ## [1.6.33] - 2026-05-19
 
 ### Ajouté

public/index.php

@@ -896,6 +896,13 @@ switch ($action) {
             $bookContext['next_article'] = $bookContext['next'] !== null ? $articles->getBySlug($bookContext['next']) : null;
         }
 
+        $articleVisitors = [];
+        $_visFile = DATA_PATH . '/' . ($article['uuid'] ?? '') . '/visitors.json';
+        if (($article['uuid'] ?? '') !== '' && is_file($_visFile)) {
+            $articleVisitors = json_decode((string) file_get_contents($_visFile), true) ?: [];
+        }
+        unset($_visFile);
+
         include BASE_PATH . '/templates/post_view.php';
         break;
 
@@ -2785,13 +2792,14 @@ switch ($action) {
                 }
 
                 $statsRaw = [
-                    'readable'        => $accessParser->isReadable(),
+                    'readable'                => $accessParser->isReadable(),
-                    'books'           => $tParser->top($cutoff14, 20, ['/book/']),
+                    'books'                   => $tParser->top($cutoff14, 20, ['/book/']),
-                    'as'              => AsnLookup::aggregateByAs($topIps, $asnMap),
+                    'as'                      => AsnLookup::aggregateByAs($topIps, $asnMap),
-                    'pages_by_day'    => $accessStats['pages_by_day'] ?? [],
+                    'pages_by_day'            => $accessStats['pages_by_day'] ?? [],
-                    'ip_data'         => $ipData,
+                    'ip_data'                 => $ipData,
-                    'all_uas'         => $accessStats['all_uas'] ?? [],
+                    'all_uas'                 => $accessStats['all_uas'] ?? [],
-                    'unique_visitors' => $accessStats['unique_visitors'] ?? [7 => 0, 14 => 0, 30 => 0],
+                    'unique_visitors'         => $accessStats['unique_visitors'] ?? [7 => 0, 14 => 0, 30 => 0],
+                    'article_unique_visitors' => $accessStats['article_unique_visitors'] ?? [],
                 ];
                 @file_put_contents($statsCacheFile, json_encode($statsRaw));
             }
@@ -2805,6 +2813,22 @@ switch ($action) {
             $adminData['stats_all_uas']        = $statsRaw['all_uas'] ?? [];
             $adminData['stats_unique_visitors'] = $statsRaw['unique_visitors'] ?? [7 => 0, 14 => 0, 30 => 0];
 
+            // Écriture des visitors.json par article (slug → UUID via l'index)
+            $_slugIndex = is_file(DATA_PATH . '/_cache/slug_index.json')
+                ? (json_decode((string) file_get_contents(DATA_PATH . '/_cache/slug_index.json'), true) ?: [])
+                : [];
+            foreach (($statsRaw['article_unique_visitors'] ?? []) as $_artPath => $_artCounts) {
+                $_artSlug = rawurldecode(substr((string) $_artPath, 6));
+                $_artUuid = $_slugIndex[$_artSlug] ?? null;
+                if ($_artUuid !== null && preg_match('/^[0-9a-f\-]{36}$/i', $_artUuid)) {
+                    @file_put_contents(
+                        DATA_PATH . '/' . $_artUuid . '/visitors.json',
+                        json_encode(array_merge($_artCounts, ['updated' => time()]), JSON_UNESCAPED_UNICODE)
+                    );
+                }
+            }
+            unset($_slugIndex, $_artPath, $_artCounts, $_artSlug, $_artUuid);
+
             // AS exclus (chargé en direct, pas mis en cache)
             $excludedAsFile = DATA_PATH . '/excluded_as.json';
             $adminData['excluded_as'] = is_file($excludedAsFile)

public/version.txt

@@ -1 +1 @@
-1.6.33
+1.6.34

src/AccessLogParser.php

@@ -10,7 +10,14 @@ class AccessLogParser
     private int    $cacheTtl;
     private int    $days;
     /** @var list<string> */
-    private array  $botPatterns;
+    private array $botPatterns;
+
+    /** @var array<string,array<string,true>> */
+    private array $artIp7  = [];
+    /** @var array<string,array<string,true>> */
+    private array $artIp14 = [];
+    /** @var array<string,array<string,true>> */
+    private array $artIp30 = [];
 
     private static ?array $memo = null;
 
@@ -46,7 +53,8 @@ class AccessLogParser
      *   ip_top_paths:array<string,array<string,array{n:int,ts:int}>>,
      *   ip_agents:array<string,list<string>>,
      *   all_uas:array<string,int>,
-     *   unique_visitors:array<int,int>
+     *   unique_visitors:array<int,int>,
+     *   article_unique_visitors:array<string,array<int,int>>
      * }
      */
     public function stats(): array
@@ -151,16 +159,27 @@ class AccessLogParser
             }
         }
 
+        // Visiteurs uniques par article (IPs publiques non-bot, /post/ statut 200)
+        $articleUv = [];
+        foreach ($this->artIp30 as $path => $ips) {
+            $articleUv[$path] = [
+                '7'  => count($this->artIp7[$path]  ?? []),
+                '14' => count($this->artIp14[$path] ?? []),
+                '30' => count($ips),
+            ];
+        }
+
         $result = [
-            'pages'           => $pages,
+            'pages'                   => $pages,
-            'books'           => $books,
+            'books'                   => $books,
-            'ips'             => $ips,
+            'ips'                     => $ips,
-            'pages_by_day'    => $pagesByDay,
+            'pages_by_day'            => $pagesByDay,
-            'ips_by_day'      => $ipsByDay,
+            'ips_by_day'              => $ipsByDay,
-            'ip_top_paths'    => $ipTopPaths,
+            'ip_top_paths'            => $ipTopPaths,
-            'ip_agents'       => $ipTopAgents,
+            'ip_agents'               => $ipTopAgents,
-            'all_uas'         => array_slice($allUas, 0, 300, true),
+            'all_uas'                 => array_slice($allUas, 0, 300, true),
-            'unique_visitors' => $uniqueVisitors,
+            'unique_visitors'         => $uniqueVisitors,
+            'article_unique_visitors' => $articleUv,
         ];
         @mkdir(dirname($this->cacheFile), 0755, true);
         @file_put_contents($this->cacheFile, json_encode($result, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
@@ -290,6 +309,14 @@ class AccessLogParser
                 if ($tsVal > ($ipPathTs[$ip][$path] ?? 0)) {
                     $ipPathTs[$ip][$path] = $tsVal;
                 }
+                // Visiteurs uniques par article (IPs publiques non-bot uniquement)
+                $this->artIp30[$path][$ip] = true;
+                if ($dayOffset >= $this->days - 14) {
+                    $this->artIp14[$path][$ip] = true;
+                }
+                if ($dayOffset >= $this->days - 7) {
+                    $this->artIp7[$path][$ip] = true;
+                }
             }
         } elseif (str_ends_with($path, '/') === false && str_starts_with($path, '/book/') && strlen($path) > 6) {
             $books[$path] = ($books[$path] ?? 0) + 1;

templates/post_view.php

@@ -178,15 +178,29 @@ $hasSources     = (!empty($externalLinks) || !empty($files))
                         <br><small class="opacity-75"><?= htmlspecialchars($modDate) ?></small>
                         <?php endif; ?>
                     </p>
+                    <?php
+                    $_v30 = (int) ($articleVisitors['30'] ?? 0);
+$_v14 = (int) ($articleVisitors['14'] ?? 0);
+$_v7  = (int) ($articleVisitors['7']  ?? 0);
+if ($_v30 > 0):
+    ?>
+                    <p class="article-hero-visitors" title="Visiteurs uniques (IPs non-bot) · <?= $_v7 ?> / 7 j · <?= $_v14 ?> / 14 j · <?= $_v30 ?> / 30 j">
+                        <span class="opacity-75" style="font-size:.8rem">
+                            <?= number_format($_v30, 0, ',', "\xE2\x80\xAF") ?> lecteurs · 30 j
+                            <span class="opacity-50">&nbsp;(<?= $_v14 ?> / 14 j · <?= $_v7 ?> / 7 j)</span>
+                        </span>
+                    </p>
+                    <?php endif;
+unset($_v30, $_v14, $_v7); ?>
                 </div>
                 <div class="article-hero-right">
                     <?php if ($hasSources): ?>
                         <a href="/sources/<?= rawurlencode($article['uuid']) ?>" class="hero-btn">ℹ Sources</a>
                     <?php endif; ?>
                     <?php
-                    $_heroReactionDefs = [
+$_heroReactionDefs = [
-                        'useful' => ['👍', 'Utile'],
+    'useful' => ['👍', 'Utile'],
-                    ];
+];
 ?>
                     <div class="hero-reactions" id="reactions">
                         <?php foreach ($_heroReactionDefs as $type => [$icon, $label]): ?>