- Introduced caching support.
Dries Buytaert
parent
eacfc0425d
commit
87575929a5
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@ -126,6 +126,9 @@ function comment_post($edit) {
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// add comment to database:
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db_query("INSERT INTO comments (lid, pid, author, subject, comment, hostname, timestamp, score) VALUES ('". check_input($edit[id]) ."', '". check_input($edit[pid]) ."', '$user->id', '". check_input($edit[subject]) ."', '". check_input($edit[comment]) ."', '". getenv("REMOTE_ADDR") ."', '". time() ."', '". ($user->userid ? 1 : 0) ."')");
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// clear cache:
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cache_clear();
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}
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}
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}
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@ -87,6 +87,34 @@ function format_plural($count, $singular, $plural) {
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return ($count == 1) ? "$count ". t($singular) : "$count ". t($plural);
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}
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function cache_clear($interval = 0) {
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db_query("DELETE FROM cache WHERE ". time() ." - timestamp > $interval");
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}
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function cache_get() {
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global $user, $REQUEST_URI, $REQUEST_METHOD;
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if ($user->id || $REQUEST_METHOD != "GET") {
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return 0;
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}
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if ($cache = db_fetch_object(db_query("SELECT * FROM cache WHERE url = '". check_input($REQUEST_URI) ."'"))) {
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cache_clear(variable_get("cache_clear", 30));
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return $cache->data;
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}
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ob_start();
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return 0;
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}
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function cache_set() {
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global $REQUEST_URI;
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db_query("INSERT INTO cache (url, data, timestamp) VALUES('". check_input($REQUEST_URI) ."', '". check_code(ob_get_contents()) ."', '". time() ."')");
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}
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function format_interval($timestamp) {
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$units = array("year|years" => 31536000, "week|weeks" => 604800, "day|days" => 86400, "hour|hours" => 3600, "min|min" => 60, "sec|sec" => 1);
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foreach ($units as $key=>$value) {
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@ -245,12 +273,23 @@ function page_header() {
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if (variable_get("dev_timer", 0)) {
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timer_start();
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}
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if (variable_get("cache", 0)) {
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if ($data = cache_get()) {
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print $data;
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exit();
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}
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}
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}
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function page_footer() {
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if (variable_get("dev_timer", 0)) {
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timer_print();
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}
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if (variable_get("cache", 0)) {
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cache_set();
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}
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}
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$conf = conf_init();
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@ -79,7 +79,7 @@ function box_save($edit) {
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db_query("UPDATE boxes SET title = '". check_input($edit[title]) ."', body = '". check_input($edit[body]) ."', info = '". check_input($edit[info]) ."', link = '". check_input($edit[link]) ."', type = '". check_input($edit[type]) ."' WHERE bid = '". check_input($edit[bid]) ."'");
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}
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else if ($edit[bid]) {
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db_query("DELETE FROM boxes WHERE bid = '". check_input($edit[bid]) ."'");
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db_query("DELETE FROM boxes WHERE bid = '". check_input($edit[bid]) ."'");
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}
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else {
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db_query("INSERT INTO boxes (title, body, info, link, type) VALUES ('". check_input($edit[title]) ."', '". check_input($edit[body]) ."', '". check_input($edit[info]) ."', '". check_input($link) ."', '". check_input($edit[type]) ."')");
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@ -132,7 +132,7 @@ function box_admin() {
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// fall through:
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case "Submit":
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print status(box_save($edit));
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// fall through:
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// fall through:
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default:
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print box_display();
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}
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@ -13,12 +13,12 @@ function system_help() {
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}
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function system_perm() {
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return array("administer site options");
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return array("administer system settings");
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}
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function system_link($type) {
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if ($type == "admin" && user_access("administer site options")) {
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$links[] = "<a href=\"admin.php?mod=system\">configuration options</a>";
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if ($type == "admin" && user_access("administer system settings")) {
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$links[] = "<a href=\"admin.php?mod=system\">system settings</a>";
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}
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return $links ? $links : array();
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@ -36,6 +36,13 @@ function system_view_options() {
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$output .= form_textfield(t("Anonymous user"), "anonymous", variable_get("anonymous", "Anonymous"), 30, 55, t("The name used to indicate anonymous users."));
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$output .= "<HR>\n";
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// caching:
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$output .= "<H3>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("Disabled", "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 .= "<HR>\n";
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// submission settings:
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$output .= "<H3>Submission settings</H3>\n";
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$size = array(1000 => "1.000 characters", 5000 => "5.000 characters", 10000 => "10.000 characters", 15000 => "15.000 characters", 30.000 => "30.000 characters", 50000 => "50.000 characters", 100000 => "100.000 characters");
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@ -122,7 +129,7 @@ function system_modules() {
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function system_admin() {
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global $edit, $op, $type;
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if (user_access("administer site options")) {
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if (user_access("administer system settings")) {
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print "<SMALL><A HREF=\"admin.php?mod=system&type=options\">site settings</A> | <A HREF=\"admin.php?mod=system&type=filter\">content filters</A> | <A HREF=\"admin.php?mod=system&op=modules\">modules</A> | <A HREF=\"admin.php?mod=system&op=help\">help</A></SMALL><HR>\n";
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@ -13,12 +13,12 @@ function system_help() {
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}
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function system_perm() {
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return array("administer site options");
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return array("administer system settings");
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}
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function system_link($type) {
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if ($type == "admin" && user_access("administer site options")) {
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$links[] = "<a href=\"admin.php?mod=system\">configuration options</a>";
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if ($type == "admin" && user_access("administer system settings")) {
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$links[] = "<a href=\"admin.php?mod=system\">system settings</a>";
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}
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return $links ? $links : array();
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@ -36,6 +36,13 @@ function system_view_options() {
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$output .= form_textfield(t("Anonymous user"), "anonymous", variable_get("anonymous", "Anonymous"), 30, 55, t("The name used to indicate anonymous users."));
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$output .= "<HR>\n";
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// caching:
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$output .= "<H3>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("Disabled", "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 .= "<HR>\n";
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// submission settings:
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$output .= "<H3>Submission settings</H3>\n";
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$size = array(1000 => "1.000 characters", 5000 => "5.000 characters", 10000 => "10.000 characters", 15000 => "15.000 characters", 30.000 => "30.000 characters", 50000 => "50.000 characters", 100000 => "100.000 characters");
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@ -122,7 +129,7 @@ function system_modules() {
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function system_admin() {
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global $edit, $op, $type;
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if (user_access("administer site options")) {
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if (user_access("administer system settings")) {
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print "<SMALL><A HREF=\"admin.php?mod=system&type=options\">site settings</A> | <A HREF=\"admin.php?mod=system&type=filter\">content filters</A> | <A HREF=\"admin.php?mod=system&op=modules\">modules</A> | <A HREF=\"admin.php?mod=system&op=help\">help</A></SMALL><HR>\n";
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@ -292,3 +292,10 @@ CREATE TABLE referer (
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ALTER TABLE boxes CHANGE subject title varchar(64) DEFAULT '' NOT NULL;
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ALTER TABLE boxes CHANGE content body TEXT;
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ALTER TABLE boxes CHANGE id bid tinyint(4) DEFAULT '0' NOT NULL auto_increment;
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CREATE TABLE cache (
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url varchar(255) DEFAULT '' NOT NULL,
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data text NOT NULL,
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timestamp int(11) NOT NULL,
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PRIMARY KEY (url)
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);
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