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-rw-r--r--Zotlabs/Daemon/Cron.php23
-rw-r--r--Zotlabs/Module/Photo.php88
-rw-r--r--Zotlabs/Update/_1229.php32
3 files changed, 111 insertions, 32 deletions
diff --git a/Zotlabs/Daemon/Cron.php b/Zotlabs/Daemon/Cron.php
index 25e49b817..8b6b42c8a 100644
--- a/Zotlabs/Daemon/Cron.php
+++ b/Zotlabs/Daemon/Cron.php
@@ -94,6 +94,29 @@ class Cron {
@time_sleep_until(microtime(true) + (float) $interval);
}
}
+
+ // Clean expired photos from cache
+
+ $age = get_config('system','active_expire_days', '30');
+ $r = q("SELECT DISTINCT xchan, content FROM photo WHERE photo_usage = %d AND expires < %s - INTERVAL %s",
+ intval(PHOTO_CACHE),
+ db_utcnow(),
+ db_quoteinterval($age . ' DAY')
+ );
+ if($r) {
+ foreach($r as $rr) {
+ $file = dbunescbin($rr['content']);
+ if(is_file($file)) {
+ @unlink($file);
+ logger('info: deleted cached photo file ' . $file, LOGGER_DEBUG);
+ }
+ }
+ }
+ q("DELETE FROM photo WHERE photo_usage = %d AND expires < %s - INTERVAL %s",
+ intval(PHOTO_CACHE),
+ db_utcnow(),
+ db_quoteinterval($age . ' DAY')
+ );
// publish any applicable items that were set to be published in the future
// (time travel posts). Restrict to items that have come of age in the last
diff --git a/Zotlabs/Module/Photo.php b/Zotlabs/Module/Photo.php
index 30e8340e2..d85db7307 100644
--- a/Zotlabs/Module/Photo.php
+++ b/Zotlabs/Module/Photo.php
@@ -1,19 +1,20 @@
<?php
+
+
namespace Zotlabs\Module;
require_once('include/security.php');
require_once('include/attach.php');
require_once('include/photo/photo_driver.php');
-
class Photo extends \Zotlabs\Web\Controller {
function init() {
- $prvcachecontrol = false;
$streaming = null;
$channel = null;
$person = 0;
+ $renew = false;
switch(argc()) {
case 4:
@@ -29,7 +30,15 @@ class Photo extends \Zotlabs\Web\Controller {
killme();
// NOTREACHED
}
-
+
+ $cache_mode = array(
+ 'on' => get_config('system','photo_cache_enable', 0),
+ 'age' => 86400,
+ 'exp' => true,
+ 'leak' => false
+ );
+ call_hooks('cache_mode_hook', $cache_mode);
+
$observer_xchan = get_observer_hash();
$ismodified = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
@@ -106,13 +115,14 @@ class Photo extends \Zotlabs\Web\Controller {
License link: http://creativecommons.org/licenses/by/3.0/
*/
+ // @FIXME It seems this part doesn't work because we are not setting such cookie
$cookie_value = false;
if (isset($_COOKIE['devicePixelRatio'])) {
$cookie_value = intval($_COOKIE['devicePixelRatio']);
}
else {
// Force revalidation of cache on next request
- $cache_directive = 'no-cache';
+ // $prvcachecontrol = 'no-cache';
$status = 'no cookie';
}
@@ -129,27 +139,43 @@ class Photo extends \Zotlabs\Web\Controller {
$resolution = 1;
}
- $r = q("SELECT uid, photo_usage FROM photo WHERE resource_id = '%s' AND imgscale = %d LIMIT 1",
+ $r = q("SELECT uid, photo_usage, expires, display_path FROM photo WHERE resource_id = '%s' AND imgscale = %d LIMIT 1",
dbesc($photo),
intval($resolution)
);
if($r) {
-
$allowed = (-1);
- if(intval($r[0]['photo_usage'])) {
+ $u = intval($r[0]['photo_usage']);
+ if($u) {
$allowed = 1;
- if(intval($r[0]['photo_usage']) === PHOTO_COVER)
+ if($u === PHOTO_COVER)
if($resolution < PHOTO_RES_COVER_1200)
$allowed = (-1);
- if(intval($r[0]['photo_usage']) === PHOTO_PROFILE)
+ if($u === PHOTO_PROFILE)
if(! in_array($resolution,[4,5,6]))
$allowed = (-1);
+ if($u === PHOTO_CACHE) {
+ // Cached image leak protection
+ if(! (local_channel() || $cache_mode['leak'])) {
+ header("Location: " . $r[0]['display_path']);
+ killme();
+ }
+ // Revalidate cache
+ if($cache_mode['on'] && strtotime($r[0]['expires']) - 60 < time()) {
+ $cache = array(
+ 'url' => $r[0]['display_path'],
+ 'uid' => $r[0]['uid']
+ );
+ call_hooks('cache_url_hook', $cache);
+ if(! $cache['status'])
+ http_status_exit(404,'not found');
+ }
+ }
}
- if($allowed === (-1)) {
+ if($allowed === (-1))
$allowed = attach_can_view($r[0]['uid'],$observer_xchan,$photo);
- }
$channel = channelx_by_n($r[0]['uid']);
@@ -160,16 +186,19 @@ class Photo extends \Zotlabs\Web\Controller {
);
$exists = (($e) ? true : false);
-
+
if($exists && $allowed) {
+ $expires = strtotime($e[0]['expires'] . 'Z');
$data = dbunescbin($e[0]['content']);
$filesize = $e[0]['filesize'];
$mimetype = $e[0]['mimetype'];
$modified = strtotime($e[0]['edited'] . 'Z');
- if(intval($e[0]['os_storage']))
+
+ if(intval($e[0]['os_storage'])) {
$streaming = $data;
+ }
if($e[0]['allow_cid'] != '' || $e[0]['allow_gid'] != '' || $e[0]['deny_gid'] != '' || $e[0]['deny_gid'] != '')
- $prvcachecontrol = true;
+ $prvcachecontrol = 'no-store, no-cache, must-revalidate';
}
else {
if(! $allowed) {
@@ -180,9 +209,9 @@ class Photo extends \Zotlabs\Web\Controller {
}
}
- } else {
+ }
+ else
http_status_exit(404,'not found');
- }
}
header_remove('Pragma');
@@ -225,24 +254,14 @@ class Photo extends \Zotlabs\Web\Controller {
$mimetype = $ph->getType();
}
}
-
- // @FIXME Seems never invoked
- // Writing in cachefile
- if (isset($cachefile) && $cachefile != '') {
- file_put_contents($cachefile, $data);
- $modified = filemtime($cachefile);
- }
-
- header("Content-type: " . $mimetype);
-
- if($prvcachecontrol) {
+ if(isset($prvcachecontrol)) {
// it is a private photo that they have no permission to view.
// tell the browser not to cache it, in case they authenticate
// and subsequently have permission to see it
- header("Cache-Control: no-store, no-cache, must-revalidate");
+ header("Cache-Control: " . $prvcachecontrol);
}
else {
@@ -255,18 +274,23 @@ class Photo extends \Zotlabs\Web\Controller {
// This has performance considerations but we highly recommend you
// leave it alone.
- $cache = get_config('system','photo_cache_time', 86400); // 1 day by default
+ $maxage = $cache_mode['age'];
- header("Expires: " . gmdate("D, d M Y H:i:s", time() + $cache) . " GMT");
- header("Cache-Control: max-age=" . $cache);
+ if($cache_mode['exp'] || (! isset($expires)) || (isset($expires) && $expires - 60 < time()))
+ $expires = time() + $maxage;
+ else
+ $maxage = $expires - time();
+
+ header("Expires: " . gmdate("D, d M Y H:i:s", $expires) . " GMT");
+ header("Cache-Control: max-age=" . $maxage);
}
+ header("Content-type: " . $mimetype);
header("Last-Modified: " . gmdate("D, d M Y H:i:s", $modified) . " GMT");
header("Content-Length: " . (isset($filesize) ? $filesize : strlen($data)));
// If it's a file resource, stream it.
-
if($streaming && $channel) {
if(strpos($streaming,'store') !== false)
$istream = fopen($streaming,'rb');
diff --git a/Zotlabs/Update/_1229.php b/Zotlabs/Update/_1229.php
new file mode 100644
index 000000000..8e8711644
--- /dev/null
+++ b/Zotlabs/Update/_1229.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace Zotlabs\Update;
+
+class _1229 {
+
+ function run() {
+
+ q("START TRANSACTION");
+
+ if(ACTIVE_DBTYPE == DBTYPE_POSTGRES) {
+ $r1 = q("ALTER TABLE photo ADD expires timestamp NOT NULL DEFAULT '0001-01-01 00:00:00' ");
+ $r2 = q("create index \"photo_expires_idx\" on photo (\"expires\")");
+
+ $r = ($r1 && $r2);
+ }
+ else {
+ $r = q("ALTER TABLE `photo` ADD `expires` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' ,
+ ADD INDEX `expires` (`expires`)");
+ }
+
+ if($r) {
+ q("COMMIT");
+ return UPDATE_SUCCESS;
+ }
+
+ q("ROLLBACK");
+ return UPDATE_FAILED;
+
+ }
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 15:26:49 +0000