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[2.1] Bots - reduce session writes #9126

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[2.1] Bots - reduce session writes #9126

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0d54578
Minimize unnecessary session writes
sbulen Feb 23, 2026
3c802aa
Minimize unnecessary session writes
sbulen Mar 13, 2026
e67ec80
Minimize unnecessary session writes
sbulen Mar 13, 2026
570441a
Merge remote-tracking branch 'upstream/release-2.1' into 21_bot_sessions
sbulen Apr 11, 2026
0819410
Minimize unnecessary session writes
sbulen Apr 11, 2026
c93f6f0
Align cookie secure setting with SMF setting; Leverage PHP lazy_write
sbulen Apr 11, 2026
ef9d271
Align cookie secure setting with SMF setting; Leverage PHP lazy_write
sbulen Apr 11, 2026
eac5f3c
Align cookie secure setting with SMF setting
sbulen Apr 20, 2026
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9 changes: 8 additions & 1 deletion Sources/Session.php
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Original file line number Diff line number Diff line change
Expand Up @@ -172,12 +172,19 @@ public function read(/*PHP 8.0 string*/$id)/*PHP 8.0: string|false*/
#[\ReturnTypeWillChange]
public function write(/*PHP 8.0 string*/$id,/*PHP 8.0 string */ $data): bool
{
global $smcFunc;
global $smcFunc, $scripturl, $context;
// Any action that is not dependent on data within the session may be added to this array
static $no_writes = array('dlattach');

// Don't bother writing the session if cookies are disabled; no way to retrieve it later
if (empty($_COOKIE))
return true;

// Don't bother writing the session for users just browsing
// If verification is required, always write the session
if ((empty($_REQUEST['action']) || in_array($_REQUEST['action'], $no_writes, true)) && !empty($scripturl) && empty($context['require_verification']))
return true;

if (!$this->isValidSessionID($id))
return false;

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