forked from friendica/friendica-addons
privacy_image_cache: Optionally the cached images can now be stored in the webroot to improve performance.
This commit is contained in:
Michael Vogel
parent
57232bcaa4
commit
c5418789c9
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@ -30,7 +30,6 @@ function privacy_image_cache_uninstall() {
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function privacy_image_cache_module() {}
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function privacy_image_cache_init() {
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global $a, $_SERVER;
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@ -48,14 +47,34 @@ function privacy_image_cache_init() {
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exit;
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}
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if ($a->config["system"]["db_log"] != "")
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$stamp1 = microtime(true);
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//if ($a->config["system"]["db_log"] != "")
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// $stamp1 = microtime(true);
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if(function_exists('header_remove')) {
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header_remove('Pragma');
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header_remove('pragma');
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}
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$thumb = false;
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// Look for filename in the arguments
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if (isset($a->argv[1]) OR isset($a->argv[2])) {
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if (isset($a->argv[2]))
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$url = $a->argv[2];
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else
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$url = $a->argv[1];
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$pos = strrpos($url, "==.");
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if ($pos)
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$url = substr($url, 0, $pos+2);
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$url = base64_decode(strtr($url, '-_', '+/'), true);
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if ($url)
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$_REQUEST['url'] = $url;
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$thumb = (isset($a->argv[3]) and ($a->argv[3] == "thumb"));
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}
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$urlhash = 'pic:' . sha1($_REQUEST['url']);
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// Double encoded url - happens with Diaspora
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$urlhash2 = 'pic:' . sha1(urldecode($_REQUEST['url']));
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@ -75,12 +94,12 @@ function privacy_image_cache_init() {
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echo $img_str;
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if ($a->config["system"]["db_log"] != "") {
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$stamp2 = microtime(true);
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$duration = round($stamp2-$stamp1, 3);
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if ($duration > $a->config["system"]["db_loglimit"])
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@file_put_contents($a->config["system"]["db_log"], $duration."\t".strlen($img_str)."\t".$_REQUEST['url']."\n", FILE_APPEND);
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}
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//if ($a->config["system"]["db_log"] != "") {
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// $stamp2 = microtime(true);
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// $duration = round($stamp2-$stamp1, 3);
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// if ($duration > $a->config["system"]["db_loglimit"])
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// @file_put_contents($a->config["system"]["db_log"], $duration."\t".strlen($img_str)."\t".$_REQUEST['url']."\n", FILE_APPEND);
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//}
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killme();
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}
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@ -88,6 +107,8 @@ function privacy_image_cache_init() {
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require_once("Photo.php");
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$valid = true;
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$r = q("SELECT * FROM `photo` WHERE `resource-id` in ('%s', '%s') LIMIT 1", $urlhash, $urlhash2);
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if (count($r)) {
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$img_str = $r[0]['data'];
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@ -110,6 +131,7 @@ function privacy_image_cache_init() {
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$img_str = file_get_contents("images/blank.png");
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$mime = "image/png";
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$cachefile = ""; // Clear the cachefile so that the dummy isn't stored
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$valid = false;
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$img = new Photo($img_str);
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if($img->is_valid()) {
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$img->scaleImage(1);
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@ -142,36 +164,63 @@ function privacy_image_cache_init() {
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$img = new Photo($img_str);
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if($img->is_valid()) {
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$img->store(0, 0, $urlhash, $_REQUEST['url'], '', 100);
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//$img->scaleImage(1000); // Test
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if ($thumb)
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$img->scaleImage(200); // Test
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$img_str = $img->imageString();
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}
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$mime = "image/jpeg";
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}
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}
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// Writing in cachefile
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// and (file_exists($cachefile)) and (exif_imagetype($cachefile) > 0))
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if ($cachefile != '')
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// If there is a real existing directory then put the cache file there
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// advantage: real file access is really fast
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// Otherwise write in cachefile
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if ($valid AND is_dir($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache"))
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file_put_contents($_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache/".privacy_image_cache_cachename($_REQUEST['url'], true), $img_str);
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elseif ($cachefile != '')
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file_put_contents($cachefile, $img_str);
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header("Content-type: $mime");
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header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
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header('Etag: "'.md5($img_str).'"');
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header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
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header("Cache-Control: max-age=31536000");
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// Only output the cache headers when the file is valid
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if ($valid) {
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header("Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT");
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header('Etag: "'.md5($img_str).'"');
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header("Expires: " . gmdate("D, d M Y H:i:s", time() + (31536000)) . " GMT");
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header("Cache-Control: max-age=31536000");
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}
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echo $img_str;
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if ($a->config["system"]["db_log"] != "") {
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$stamp2 = microtime(true);
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$duration = round($stamp2-$stamp1, 3);
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if ($duration > $a->config["system"]["db_loglimit"])
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@file_put_contents($a->config["system"]["db_log"], $duration."\t".strlen($img_str)."\t".$_REQUEST['url']."\n", FILE_APPEND);
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}
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//if ($a->config["system"]["db_log"] != "") {
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// $stamp2 = microtime(true);
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// $duration = round($stamp2-$stamp1, 3);
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// if ($duration > $a->config["system"]["db_loglimit"])
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// @file_put_contents($a->config["system"]["db_log"], $duration."\t".strlen($img_str)."\t".$_REQUEST['url']."\n", FILE_APPEND);
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//}
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killme();
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}
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function privacy_image_cache_cachename($url, $writemode = false) {
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global $_SERVER;
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$basepath = $_SERVER["DOCUMENT_ROOT"]."/privacy_image_cache";
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$path = substr(hash("md5", $url), 0, 2);
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if (is_dir($basepath) and $writemode)
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if (!is_dir($basepath."/".$path)) {
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mkdir($basepath."/".$path);
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chmod($basepath."/".$path, 0777);
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}
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$path .= "/".strtr(base64_encode($url), '+/', '-_');
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return($path);
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}
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/**
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* @param $url string
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* @return boolean
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@ -195,7 +244,9 @@ function privacy_image_cache_img_cb($matches) {
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if (privacy_image_cache_is_local_image($matches[2]))
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return $matches[1] . $matches[2] . $matches[3];
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return $matches[1] . get_app()->get_baseurl() . "/privacy_image_cache/?url=" . addslashes(rawurlencode(htmlspecialchars_decode($matches[2]))) . $matches[3];
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//return $matches[1] . get_app()->get_baseurl() . "/privacy_image_cache/?url=" . addslashes(rawurlencode(htmlspecialchars_decode($matches[2]))) . $matches[3];
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return $matches[1].get_app()->get_baseurl()."/privacy_image_cache/". privacy_image_cache_cachename(htmlspecialchars_decode($matches[2])).$matches[3];
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}
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/**
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@ -223,11 +274,14 @@ function privacy_image_cache_bbcode_hook(&$a, &$o) {
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function privacy_image_cache_display_item_hook(&$a, &$o) {
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if (isset($o["output"])) {
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if (isset($o["output"]["thumb"]) && !privacy_image_cache_is_local_image($o["output"]["thumb"]))
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$o["output"]["thumb"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["thumb"])));
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$o["output"]["thumb"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["thumb"]);
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//$o["output"]["thumb"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["thumb"])));
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if (isset($o["output"]["author-avatar"]) && !privacy_image_cache_is_local_image($o["output"]["author-avatar"]))
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$o["output"]["author-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["author-avatar"])));
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$o["output"]["author-avatar"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["author-avatar"]);
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//$o["output"]["author-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["author-avatar"])));
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if (isset($o["output"]["owner-avatar"]) && !privacy_image_cache_is_local_image($o["output"]["owner-avatar"]))
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$o["output"]["owner-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["owner-avatar"])));
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$o["output"]["owner-avatar"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["output"]["owner-avatar"]);
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//$o["output"]["owner-avatar"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["output"]["owner-avatar"])));
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}
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}
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@ -238,7 +292,8 @@ function privacy_image_cache_display_item_hook(&$a, &$o) {
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*/
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function privacy_image_cache_ping_xmlize_hook(&$a, &$o) {
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if ($o["photo"] != "" && !privacy_image_cache_is_local_image($o["photo"]))
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$o["photo"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["photo"])));
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$o["photo"] = $a->get_baseurl() . "/privacy_image_cache/".privacy_image_cache_cachename($o["photo"]);
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//$o["photo"] = $a->get_baseurl() . "/privacy_image_cache/?url=" . escape_tags(addslashes(rawurlencode($o["photo"])));
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}
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@ -257,6 +312,8 @@ function privacy_image_cache_cron(&$a = null, &$b = null) {
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logger("Purging old Cache of the Privacy Image Cache", LOGGER_DEBUG);
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q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
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set_config('pi_cache', 'last_delete', $time);
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clear_cache($a->get_basepath(), $a->get_basepath()."/privacy_image_cache");
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}
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