v1.6.30 : agents utilisateur dans le drill-down IP

- Drill-down IP : user agents affichés sous l'adresse IP, top 5 par fréquence
- AccessLogParser : regex COMBINED étendue pour capturer le UA (groupe 5)
- Tracking ipAgents [ip => [ua => count]], ip_agents dans le résultat de stats()

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
 
 ---
 
+## [1.6.30] - 2026-05-19
+
+### Ajouté
+- Admin stats / drill-down IP : user agents affichés sous l'adresse IP (top 5 par fréquence, sans corrélation avec les pages)
+- AccessLogParser : capture du user agent (groupe 5 de la regex COMBINED), tracking `ipAgents` par IP, `ip_agents` dans le résultat
+
+---
+
 ## [1.6.29] - 2026-05-19
 
 ### Modifié

public/assets/js/admin-stats.js

@@ -4,6 +4,10 @@ function esc(s) {
     return String(s).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
 }
 
+function trunc(s, n) {
+    return s.length > n ? s.slice(0, n) + '…' : s;
+}
+
 // ── Visiteurs par pays ────────────────────────────────────────────────────────
 (function () {
     var el     = document.getElementById('stats-country-container');
@@ -29,7 +33,7 @@ function esc(s) {
         var d   = ipData[ip];
         var key = d.asn || '__unknown__';
         if (!ipsByAsn[key]) { ipsByAsn[key] = []; }
-        ipsByAsn[key].push({ ip: ip, hits: d.hits, daily: d.daily, paths: d.paths });
+        ipsByAsn[key].push({ ip: ip, hits: d.hits, daily: d.daily, paths: d.paths, agents: d.agents || [] });
     });
     Object.keys(ipsByAsn).forEach(function (k) {
         ipsByAsn[k].sort(function (a, b) { return b.hits - a.hits; });
@@ -85,8 +89,16 @@ function esc(s) {
             var asnKey = n.asn || '__unknown__';
             var ips    = ipsByAsn[asnKey] || [];
 
-            // Lignes IP avec mini sparkline + chemins triés par date desc
+            // Lignes IP : adresse + agents à gauche, sparkline, chemins, hits
             var ipRows = ips.slice(0, 20).map(function (ipInfo) {
+                // Agents sous l'IP
+                var agentsHtml = '';
+                (ipInfo.agents || []).forEach(function (ua) {
+                    agentsHtml += '<div style="font-size:.65rem;color:#adb5bd;line-height:1.4;word-break:break-all">'
+                        + esc(trunc(ua, 55)) + '</div>';
+                });
+
+                // Chemins triés par date desc
                 var articles = [], books = [];
                 Object.keys(ipInfo.paths || {}).forEach(function (path) {
                     var p   = ipInfo.paths[path];
@@ -100,10 +112,9 @@ function esc(s) {
 
                 function pathLine(p, prefix) {
                     var slug = decodeURIComponent(p.path.replace(prefix, ''));
-                    var label = slug.length > 40 ? slug.slice(0, 40) + '…' : slug;
                     return '<div style="font-size:.75rem;line-height:1.5">'
                         + '<a href="' + esc(p.path) + '" target="_blank" style="color:#495057">'
-                        + esc(label) + '</a>'
+                        + esc(trunc(slug, 40)) + '</a>'
                         + ' <span style="color:#adb5bd">(' + p.cnt + ')</span></div>';
                 }
 
@@ -119,8 +130,10 @@ function esc(s) {
                 if (!pathsHtml) { pathsHtml = '<span style="font-size:.75rem;color:#adb5bd">—</span>'; }
 
                 return '<div class="d-flex gap-2 py-2 border-bottom align-items-start">'
-                    + '<code style="width:9rem;flex-shrink:0;font-size:.72rem;color:#6c757d;padding-top:2px">'
+                    + '<div style="width:9rem;flex-shrink:0">'
-                    + esc(ipInfo.ip) + '</code>'
+                    + '<code style="font-size:.72rem;color:#6c757d">' + esc(ipInfo.ip) + '</code>'
+                    + agentsHtml
+                    + '</div>'
                     + '<div style="flex-shrink:0;padding-top:2px">' + ipSparkline(ipInfo.daily || []) + '</div>'
                     + '<div class="flex-grow-1">' + pathsHtml + '</div>'
                     + '<div class="text-end text-muted small" style="width:4rem;flex-shrink:0;padding-top:2px">'
@@ -383,12 +396,11 @@ function esc(s) {
 
         var legend = series.map(function (s, si) {
             var color = COLORS[si % COLORS.length];
-            var short = s.title.length > 32 ? s.title.slice(0, 32) + '…' : s.title;
             return '<span class="d-inline-flex align-items-center gap-1 me-3 mb-1 small">'
                 + '<svg width="16" height="3" style="flex-shrink:0"><line x1="0" y1="1.5" x2="16" y2="1.5"'
                 + ' stroke="' + color + '" stroke-width="2.5" stroke-linecap="round"/></svg>'
                 + '<span class="text-truncate" style="max-width:160px" title="' + esc(s.title) + '">'
-                + esc(short) + '</span></span>';
+                + esc(trunc(s.title, 32)) + '</span></span>';
         }).join('');
 
         el.innerHTML =

public/index.php

@@ -2748,6 +2748,7 @@ switch ($action) {
                         'country' => $info['country'],
                         'daily'   => $daily,
                         'paths'   => $accessStats['ip_top_paths'][$ip] ?? [],
+                        'agents'  => $accessStats['ip_agents'][$ip] ?? [],
                     ];
                 }
 

public/version.txt

@@ -1 +1 @@
-1.6.29
+1.6.30

src/AccessLogParser.php

@@ -13,7 +13,7 @@ class AccessLogParser
     private static ?array $memo = null;
 
     // Apache COMBINED : IP - - [timestamp] "METHOD /path HTTP/x" STATUS bytes "ref" "ua"
-    private const RE = '/^(\S+) \S+ \S+ \[(\d{2}\/\w+\/\d{4}:\d{2}:\d{2}:\d{2} [+-]\d{4})\] "[A-Z-]+ ([^\s"?]+)[^"]*" (\d{3}) /';
+    private const RE = '/^(\S+) \S+ \S+ \[(\d{2}\/\w+\/\d{4}:\d{2}:\d{2}:\d{2} [+-]\d{4})\] "[A-Z-]+ ([^\s"?]+)[^"]*" (\d{3}) \S+ "[^"]*" "([^"]*)"/u';
 
     public function __construct(
         string $logDir    = '/var/log/apache2',
@@ -30,7 +30,7 @@ class AccessLogParser
     }
 
     /**
-     * @return array{pages:array<string,int>,books:array<string,int>,ips:array<string,int>,pages_by_day:array<string,list<int>>,ips_by_day:array<string,list<int>>,ip_top_paths:array<string,array<string,array{n:int,ts:int}>>}
+     * @return array{pages:array<string,int>,books:array<string,int>,ips:array<string,int>,pages_by_day:array<string,list<int>>,ips_by_day:array<string,list<int>>,ip_top_paths:array<string,array<string,array{n:int,ts:int}>>,ip_agents:array<string,list<string>>}
      */
     public function stats(): array
     {
@@ -52,9 +52,10 @@ class AccessLogParser
         $ipDays    = []; // [ip => [dayOffset => count]]
         $ipPaths   = []; // [ip => [path => count]]
         $ipPathTs  = []; // [ip => [path => last_timestamp]]
+        $ipAgents  = []; // [ip => [ua => count]]
 
         foreach ($this->logFiles() as $file) {
-            $this->parseFile($file, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs);
+            $this->parseFile($file, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs, $ipAgents);
         }
 
         arsort($pages);
@@ -72,10 +73,11 @@ class AccessLogParser
             $pagesByDay[$path] = $arr;
         }
 
-        // Per-IP daily counts + top paths, limité aux 200 IPs les plus actives
+        // Per-IP daily counts + top paths + top agents, limité aux 200 IPs les plus actives
-        $topIpKeys  = array_keys(array_slice($ips, 0, 200, true));
+        $topIpKeys   = array_keys(array_slice($ips, 0, 200, true));
-        $ipsByDay   = [];
+        $ipsByDay    = [];
-        $ipTopPaths = [];
+        $ipTopPaths  = [];
+        $ipTopAgents = [];
         foreach ($topIpKeys as $ip) {
             $arr = array_fill(0, $this->days, 0);
             foreach ($ipDays[$ip] ?? [] as $offset => $count) {
@@ -91,6 +93,10 @@ class AccessLogParser
             foreach (array_slice($paths, 0, 10, true) as $p => $cnt) {
                 $ipTopPaths[$ip][$p] = ['n' => $cnt, 'ts' => $ipPathTs[$ip][$p] ?? 0];
             }
+
+            $agents = $ipAgents[$ip] ?? [];
+            arsort($agents);
+            $ipTopAgents[$ip] = array_keys(array_slice($agents, 0, 5, true));
         }
 
         $result = [
@@ -100,6 +106,7 @@ class AccessLogParser
             'pages_by_day' => $pagesByDay,
             'ips_by_day'   => $ipsByDay,
             'ip_top_paths' => $ipTopPaths,
+            'ip_agents'    => $ipTopAgents,
         ];
         @mkdir(dirname($this->cacheFile), 0755, true);
         @file_put_contents($this->cacheFile, json_encode($result, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES));
@@ -156,12 +163,12 @@ class AccessLogParser
         return (int) strtotime("{$m[1]} {$m[2]} {$m[3]} {$m[4]} {$m[5]}");
     }
 
-    private function parseLine(string $line, int $cutoff, array &$pages, array &$books, array &$ips, array &$dayPages, array &$ipDays, array &$ipPaths, array &$ipPathTs): void
+    private function parseLine(string $line, int $cutoff, array &$pages, array &$books, array &$ips, array &$dayPages, array &$ipDays, array &$ipPaths, array &$ipPathTs, array &$ipAgents): void
     {
         if (!preg_match(self::RE, $line, $m)) {
             return;
         }
-        [, $ip, $ts, $path, $status] = $m;
+        [, $ip, $ts, $path, $status, $ua] = $m;
 
         if ($status !== '200') {
             return;
@@ -185,6 +192,9 @@ class AccessLogParser
             if ($tsVal > ($ipPathTs[$ip][$path] ?? 0)) {
                 $ipPathTs[$ip][$path] = $tsVal;
             }
+            if ($ua !== '') {
+                $ipAgents[$ip][$ua] = ($ipAgents[$ip][$ua] ?? 0) + 1;
+            }
         } elseif (str_starts_with($path, '/book/') && strlen($path) > 6) {
             $books[$path] = ($books[$path] ?? 0) + 1;
             if ($publicIp) {
@@ -195,10 +205,13 @@ class AccessLogParser
             if ($tsVal > ($ipPathTs[$ip][$path] ?? 0)) {
                 $ipPathTs[$ip][$path] = $tsVal;
             }
+            if ($ua !== '') {
+                $ipAgents[$ip][$ua] = ($ipAgents[$ip][$ua] ?? 0) + 1;
+            }
         }
     }
 
-    private function parseFile(array $file, int $cutoff, array &$pages, array &$books, array &$ips, array &$dayPages, array &$ipDays, array &$ipPaths, array &$ipPathTs): void
+    private function parseFile(array $file, int $cutoff, array &$pages, array &$books, array &$ips, array &$dayPages, array &$ipDays, array &$ipPaths, array &$ipPathTs, array &$ipAgents): void
     {
         if ($file['type'] === 'tgz') {
             try {
@@ -209,7 +222,7 @@ class AccessLogParser
                         continue;
                     }
                     foreach (explode("\n", $content) as $line) {
-                        $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs);
+                        $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs, $ipAgents);
                     }
                 }
             } catch (\Exception $e) {
@@ -222,7 +235,7 @@ class AccessLogParser
             while (!gzeof($h)) {
                 $line = gzgets($h, 8192);
                 if ($line !== false) {
-                    $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs);
+                    $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs, $ipAgents);
                 }
             }
             gzclose($h);
@@ -232,7 +245,7 @@ class AccessLogParser
                 return;
             }
             while (($line = fgets($h)) !== false) {
-                $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs);
+                $this->parseLine($line, $cutoff, $pages, $books, $ips, $dayPages, $ipDays, $ipPaths, $ipPathTs, $ipAgents);
             }
             fclose($h);
         }