Patch based on work of Kjartan:
- Changed cache API. - Fixed caching bug in comment.module. Odd this hasn't been reported yet. - Fixed caching bug in forum.module. - Fixed caching bug in system.module. - Fixed caching bug in block.module. - Simplified caching support in forum.module thanks to improved cache API.4.1.x
Dries Buytaert
parent
64f8781f78
commit
9e32c2e960
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@ -473,12 +473,22 @@ function cache_set($cid, $data, $expire = 0) {
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}
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}
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function cache_del($cid) {
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db_query("DELETE FROM cache WHERE cid = '%s'", $cid);
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function cache_clear_all($cid = NULL) {
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if (empty($cid)) {
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db_query("DELETE FROM cache");
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}
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else {
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db_query("DELETE FROM cache WHERE cid = '%s'", $cid);
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}
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}
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function cache_clear() {
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db_query("DELETE FROM cache WHERE expire < ". time() ." AND expire > 0");
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function cache_clear_old($cid = NULL) {
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if (empty($cid)) {
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db_query("DELETE FROM cache WHERE expire < ". time() ." AND expire > 0");
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}
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else {
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db_query("DELETE FROM cache WHERE cid = '%s' AND expire < %s AND expire > 0", $cid, time());
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}
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}
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function page_set_cache() {
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@ -486,7 +496,7 @@ function page_set_cache() {
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if (!$user->uid && $REQUEST_METHOD == "GET") {
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if ($data = ob_get_contents()) {
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cache_set(request_uri(), $data, (time() + variable_get("cache_clear", 30)));
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cache_set(request_uri(), $data, (time() + variable_get("cache_clear", 120)));
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}
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}
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}
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@ -496,7 +506,7 @@ function page_get_cache() {
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if (!$user->uid && $REQUEST_METHOD == "GET") {
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if ($cache = cache_get(request_uri())) {
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cache_clear();
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cache_clear_old();
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}
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else {
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ob_start();
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@ -77,6 +77,12 @@ function block_admin_save($edit) {
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db_query("UPDATE blocks SET region = '%s', status = '%d', custom = '%d', path = '%s', weight = '%d' WHERE module = '%s' AND delta = '%d'", $block["region"], $block["status"], $block["custom"], $block["path"], $block["weight"], $module, $delta);
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}
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}
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/*
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** Clear the cache so the changes take effect for anonymous users.
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*/
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cache_clear_all();
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}
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/**
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@ -77,6 +77,12 @@ function block_admin_save($edit) {
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db_query("UPDATE blocks SET region = '%s', status = '%d', custom = '%d', path = '%s', weight = '%d' WHERE module = '%s' AND delta = '%d'", $block["region"], $block["status"], $block["custom"], $block["path"], $block["weight"], $module, $delta);
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}
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}
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/*
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** Clear the cache so the changes take effect for anonymous users.
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*/
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cache_clear_all();
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}
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/**
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@ -276,17 +276,11 @@ function comment_post($edit) {
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}
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/*
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** Clear the cache:
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** Clear the cache so an anonymous user can see his comment being
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** added.
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*/
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cache_clear();
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/*
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** TODO: we'd prefer to invalidate the page or pages with the newly
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** inserted comment.
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**
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** db_query("DELETE FROM cache WHERE cid LIKE '%s'", "%id=".$edit["nid"]."%");
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*/
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cache_clear_all();
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}
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}
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else {
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@ -276,17 +276,11 @@ function comment_post($edit) {
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}
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/*
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** Clear the cache:
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** Clear the cache so an anonymous user can see his comment being
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** added.
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*/
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cache_clear();
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/*
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** TODO: we'd prefer to invalidate the page or pages with the newly
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** inserted comment.
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**
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** db_query("DELETE FROM cache WHERE cid LIKE '%s'", "%id=".$edit["nid"]."%");
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*/
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cache_clear_all();
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}
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}
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else {
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@ -43,7 +43,6 @@ function forum_conf_options() {
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$forder = array(1 => "Date - newest first", 2 => "Date - oldest first", 3 => "Posts - most active first", 4=> "Posts - least active first");
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$output .= form_select("Default order", "forum_order", variable_get("forum_order", 1), $forder, "The default display order for topics.");
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$output .= form_textfield("Number of topics in block", "forum_block_num", variable_get("forum_block_num", "5"), 5, 5, "The number of topics in the <b>Forum topics</b>-block. To enable the block, click ". la("here", array("mod" => "block")) .".");
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$output .= form_select("Internal caching", "forum_cache", variable_get("forum_cache", 0), array("disabled", "enabled"), "Cache internal datastructures for both anonymous and autheticated users. When enabled, the forum data won't be 100% up to date with regards regard to the number of posts, the number of replies and the last topic being posted. Enable when you have busy forum.");
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return $output;
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}
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@ -91,9 +90,7 @@ function forum_block($op = "list", $delta = 0) {
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}
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else {
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if (user_access("access content")) {
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if (variable_get("forum_cache", 0)) {
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$content = cache_get("forum:block");
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}
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$content = cache_get("forum:block");
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if (!$content) {
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unset($items);
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@ -107,7 +104,7 @@ function forum_block($op = "list", $delta = 0) {
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$content .= "<div id=\"forum_more\" align=\"right\">". lm(t("more"), array("mod" => "forum")) ."</div>";
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}
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cache_set("forum:block", $content, time() + 60 * 3);
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cache_set("forum:block", $content, time() + variable_get("cache_clear", 120));
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}
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$blocks["subject"] = t("Forum topics");
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@ -256,10 +253,6 @@ function forum_insert($node) {
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// we created a shadow, a link to a moved topic in a new forum
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db_query("INSERT INTO forum (nid, icon, shadow) VALUES ('%d', '%s', '%d')", $node->nid, $node->icon, $node->shadow);
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}
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if (variable_get("forum_cache", 0)) {
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cache_clear();
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}
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}
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function forum_update($node) {
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@ -326,9 +319,7 @@ function forum_get_forums($tid = 0) {
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$tid = 0;
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}
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if (variable_get("forum_cache", 0)) {
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$forums = unserialize(cache_get("forum:$tid"));
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}
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$forums = unserialize(cache_get("forum:$tid"));
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if (!$forums) {
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$forums = array();
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@ -347,9 +338,7 @@ function forum_get_forums($tid = 0) {
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$n++;
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}
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if (variable_get("forum_cache", 0)) {
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cache_set("forum:$tid", serialize($forums), time()+60*10);
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}
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cache_set("forum:$tid", serialize($forums), time() + variable_get("cache_clear", 120));
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}
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if ($user->uid && $forums) {
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@ -43,7 +43,6 @@ function forum_conf_options() {
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$forder = array(1 => "Date - newest first", 2 => "Date - oldest first", 3 => "Posts - most active first", 4=> "Posts - least active first");
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$output .= form_select("Default order", "forum_order", variable_get("forum_order", 1), $forder, "The default display order for topics.");
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$output .= form_textfield("Number of topics in block", "forum_block_num", variable_get("forum_block_num", "5"), 5, 5, "The number of topics in the <b>Forum topics</b>-block. To enable the block, click ". la("here", array("mod" => "block")) .".");
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$output .= form_select("Internal caching", "forum_cache", variable_get("forum_cache", 0), array("disabled", "enabled"), "Cache internal datastructures for both anonymous and autheticated users. When enabled, the forum data won't be 100% up to date with regards regard to the number of posts, the number of replies and the last topic being posted. Enable when you have busy forum.");
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return $output;
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}
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@ -91,9 +90,7 @@ function forum_block($op = "list", $delta = 0) {
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}
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else {
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if (user_access("access content")) {
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if (variable_get("forum_cache", 0)) {
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$content = cache_get("forum:block");
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}
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$content = cache_get("forum:block");
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if (!$content) {
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unset($items);
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@ -107,7 +104,7 @@ function forum_block($op = "list", $delta = 0) {
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$content .= "<div id=\"forum_more\" align=\"right\">". lm(t("more"), array("mod" => "forum")) ."</div>";
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}
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cache_set("forum:block", $content, time() + 60 * 3);
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cache_set("forum:block", $content, time() + variable_get("cache_clear", 120));
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}
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$blocks["subject"] = t("Forum topics");
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@ -256,10 +253,6 @@ function forum_insert($node) {
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// we created a shadow, a link to a moved topic in a new forum
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db_query("INSERT INTO forum (nid, icon, shadow) VALUES ('%d', '%s', '%d')", $node->nid, $node->icon, $node->shadow);
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}
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if (variable_get("forum_cache", 0)) {
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cache_clear();
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}
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}
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function forum_update($node) {
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@ -326,9 +319,7 @@ function forum_get_forums($tid = 0) {
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$tid = 0;
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}
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if (variable_get("forum_cache", 0)) {
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$forums = unserialize(cache_get("forum:$tid"));
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}
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$forums = unserialize(cache_get("forum:$tid"));
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if (!$forums) {
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$forums = array();
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@ -347,9 +338,7 @@ function forum_get_forums($tid = 0) {
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$n++;
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}
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if (variable_get("forum_cache", 0)) {
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cache_set("forum:$tid", serialize($forums), time()+60*10);
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}
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cache_set("forum:$tid", serialize($forums), time() + variable_get("cache_clear", 120));
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}
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if ($user->uid && $forums) {
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@ -208,6 +208,13 @@ function node_save($node, $filter) {
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}
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/*
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** Clear the cache so an anonymous poster can see the node being added
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** or updated.
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*/
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cache_clear_all();
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/*
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** Return the node ID:
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*/
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@ -208,6 +208,13 @@ function node_save($node, $filter) {
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}
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/*
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** Clear the cache so an anonymous poster can see the node being added
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** or updated.
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*/
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cache_clear_all();
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/*
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** Return the node ID:
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*/
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@ -15,7 +15,7 @@ function system_system($field){
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function system_help_cache() {
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$output .= "<p>Drupal has a caching mechanism that stores dynamically generated pages in a database. By caching a page, Drupal does not have to generate the page each time it is requested. Only pages requested by anonymous users are being cached. When a cached page is accessed, Drupal will retrieve that page with minimal overhead using one SQL query only, thus reducing both the server load and the response time.</p>";
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$output .= "<p>Drupal's caching mechanism can be enabled and disabled by the site administrators from the 'settings' page. He can also define how long cached pages should be kept.</p>";
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$output .= "<p>Drupal's caching mechanism can be enabled and disabled by the site administrators from the 'settings' page. Site administrators can also define how long cached pages should be kept.</p>";
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return $output;
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}
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@ -59,7 +59,7 @@ function system_view_options() {
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$output .= "<h3>" . t("Cache settings") . "</h3>\n";
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$period = array(10 => format_interval(10), 20 => format_interval(20), 30 => format_interval(30), 40 => format_interval(40), 50 => format_interval(50), 50 => format_interval(50), 60 => format_interval(60), 90 => format_interval(90), 120 => format_interval(120), 150 => format_interval(150), 180 => format_interval(180), 210 => format_interval(210), 240 => format_interval(240), 270 => format_interval(270), 300 => format_interval(300), 360 => format_interval(360), 420 => format_interval(420), 480 => format_interval(480), 540 => format_interval(540), 600 => format_interval(600), 1800 => format_interval(1800), 3600 => format_interval(3600), 7200 => format_interval(7200));
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$output .= form_select(t("Cache support"), "cache", variable_get("cache", 0), array(t("Disabled"), t("Enabled")), t("Enable or disable the caching of pages."));
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$output .= form_select(t("Discard cached pages older than"), "cache_clear", variable_get("cache_clear", 30), $period, t("The time cached pages should be kept. Older pages are automatically refreshed."));
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$output .= form_select(t("Discard cached pages older than"), "cache_clear", variable_get("cache_clear", 120), $period, t("The time cached pages should be kept. Older pages are automatically refreshed."));
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$output .= "<hr />\n";
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// submission settings:
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@ -105,12 +105,24 @@ function system_view_filters() {
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}
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function system_save($edit = array()) {
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foreach ($edit as $name => $value) variable_set($name, $value);
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foreach ($edit as $name => $value) {
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variable_set($name, $value);
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}
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/*
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** Clear the cache so the changes take effect for anonymous users.
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*/
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cache_clear_all();
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return t("The configuration options have been saved.");
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}
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function system_default($edit = array()) {
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foreach ($edit as $name => $value) variable_del($name);
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foreach ($edit as $name => $value) {
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variable_del($name);
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}
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return t("The configuration options have been reset to their default values.");
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}
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@ -197,7 +209,7 @@ function system_listing($type, $directory, $required = array()) {
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}
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}
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// Clean up database.
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// Update the contents of the system table:
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db_query("DELETE FROM system WHERE filename = '%s' AND type = '%s'", $filename, $type);
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db_query("INSERT INTO system (name, description, type, filename, status) VALUES ('%s', '%s', '%s', '%s', %d)", $info->name, $info->description, $type, $filename, $file->status);
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@ -15,7 +15,7 @@ function system_system($field){
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function system_help_cache() {
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$output .= "<p>Drupal has a caching mechanism that stores dynamically generated pages in a database. By caching a page, Drupal does not have to generate the page each time it is requested. Only pages requested by anonymous users are being cached. When a cached page is accessed, Drupal will retrieve that page with minimal overhead using one SQL query only, thus reducing both the server load and the response time.</p>";
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$output .= "<p>Drupal's caching mechanism can be enabled and disabled by the site administrators from the 'settings' page. He can also define how long cached pages should be kept.</p>";
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$output .= "<p>Drupal's caching mechanism can be enabled and disabled by the site administrators from the 'settings' page. Site administrators can also define how long cached pages should be kept.</p>";
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return $output;
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}
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@ -59,7 +59,7 @@ function system_view_options() {
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$output .= "<h3>" . t("Cache settings") . "</h3>\n";
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$period = array(10 => format_interval(10), 20 => format_interval(20), 30 => format_interval(30), 40 => format_interval(40), 50 => format_interval(50), 50 => format_interval(50), 60 => format_interval(60), 90 => format_interval(90), 120 => format_interval(120), 150 => format_interval(150), 180 => format_interval(180), 210 => format_interval(210), 240 => format_interval(240), 270 => format_interval(270), 300 => format_interval(300), 360 => format_interval(360), 420 => format_interval(420), 480 => format_interval(480), 540 => format_interval(540), 600 => format_interval(600), 1800 => format_interval(1800), 3600 => format_interval(3600), 7200 => format_interval(7200));
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$output .= form_select(t("Cache support"), "cache", variable_get("cache", 0), array(t("Disabled"), t("Enabled")), t("Enable or disable the caching of pages."));
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$output .= form_select(t("Discard cached pages older than"), "cache_clear", variable_get("cache_clear", 30), $period, t("The time cached pages should be kept. Older pages are automatically refreshed."));
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$output .= form_select(t("Discard cached pages older than"), "cache_clear", variable_get("cache_clear", 120), $period, t("The time cached pages should be kept. Older pages are automatically refreshed."));
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$output .= "<hr />\n";
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// submission settings:
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@ -105,12 +105,24 @@ function system_view_filters() {
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}
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function system_save($edit = array()) {
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foreach ($edit as $name => $value) variable_set($name, $value);
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foreach ($edit as $name => $value) {
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variable_set($name, $value);
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}
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/*
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** Clear the cache so the changes take effect for anonymous users.
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*/
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cache_clear_all();
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return t("The configuration options have been saved.");
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}
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function system_default($edit = array()) {
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foreach ($edit as $name => $value) variable_del($name);
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foreach ($edit as $name => $value) {
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variable_del($name);
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}
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return t("The configuration options have been reset to their default values.");
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}
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@ -197,7 +209,7 @@ function system_listing($type, $directory, $required = array()) {
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}
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}
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// Clean up database.
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// Update the contents of the system table:
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db_query("DELETE FROM system WHERE filename = '%s' AND type = '%s'", $filename, $type);
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db_query("INSERT INTO system (name, description, type, filename, status) VALUES ('%s', '%s', '%s', '%s', %d)", $info->name, $info->description, $type, $filename, $file->status);
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