move db-prefs to OO

master
Andrew Dolgov 11 years ago
parent c1e45a87b2
commit 52d88392da

@ -0,0 +1,190 @@
<?php
class Db_Prefs {
private $dbh;
private static $instance;
private $cache;
function __construct() {
$this->dbh = Db::get();
$this->cache = array();
if ($_SESSION["uid"]) $this->cache();
}
private function __clone() {
//
}
public static function get() {
if (self::$instance == null)
self::$instance = new self();
return self::$instance;
}
function cache() {
$profile = false;
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
if ($profile) {
$profile_qpart = "profile = '$profile' AND";
} else {
$profile_qpart = "profile IS NULL AND";
}
if (get_schema_version() < 63) $profile_qpart = "";
$result = db_query("SELECT
value,ttrss_prefs_types.type_name as type_name,ttrss_prefs.pref_name AS pref_name
FROM
ttrss_user_prefs,ttrss_prefs,ttrss_prefs_types
WHERE
$profile_qpart
ttrss_prefs.pref_name NOT LIKE '_MOBILE%' AND
ttrss_prefs_types.id = type_id AND
owner_uid = '$user_id' AND
ttrss_user_prefs.pref_name = ttrss_prefs.pref_name");
while ($line = db_fetch_assoc($result)) {
if ($user_id == $_SESSION["uid"]) {
$pref_name = $line["pref_name"];
$this->cache[$pref_name]["type"] = $line["type_name"];
$this->cache[$pref_name]["value"] = $line["value"];
}
}
}
function read($pref_name, $user_id = false, $die_on_error = false) {
$pref_name = db_escape_string($pref_name);
$profile = false;
if (!$user_id) {
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
} else {
$user_id = sprintf("%d", $user_id);
}
if (isset($this->cache[$pref_name])) {
$tuple = $this->cache[$pref_name];
return $this->convert($tuple["value"], $tuple["type"]);
}
if ($profile) {
$profile_qpart = "profile = '$profile' AND";
} else {
$profile_qpart = "profile IS NULL AND";
}
if (get_schema_version() < 63) $profile_qpart = "";
$result = db_query("SELECT
value,ttrss_prefs_types.type_name as type_name
FROM
ttrss_user_prefs,ttrss_prefs,ttrss_prefs_types
WHERE
$profile_qpart
ttrss_user_prefs.pref_name = '$pref_name' AND
ttrss_prefs_types.id = type_id AND
owner_uid = '$user_id' AND
ttrss_user_prefs.pref_name = ttrss_prefs.pref_name");
if (db_num_rows($result) > 0) {
$value = db_fetch_result($result, 0, "value");
$type_name = db_fetch_result($result, 0, "type_name");
if ($user_id == $_SESSION["uid"]) {
$this->cache[$pref_name]["type"] = $type_name;
$this->cache[$pref_name]["value"] = $value;
}
return $this->convert($value, $type_name);
} else {
user_error("Fatal error, unknown preferences key: $pref_name", $die_on_error ? E_USER_ERROR : E_USER_WARNING);
return null;
}
}
function convert($value, $type_name) {
if ($type_name == "bool") {
return $value == "true";
} else if ($type_name == "integer") {
return (int)$value;
} else {
return $value;
}
}
function write($pref_name, $value, $user_id = false, $strip_tags = true) {
$pref_name = db_escape_string($pref_name);
$value = db_escape_string($value, $strip_tags);
if (!$user_id) {
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
} else {
$user_id = sprintf("%d", $user_id);
$prefs_cache = false;
}
if ($profile) {
$profile_qpart = "AND profile = '$profile'";
} else {
$profile_qpart = "AND profile IS NULL";
}
if (get_schema_version() < 63) $profile_qpart = "";
$type_name = "";
$current_value = "";
if (isset($this->cache[$pref_name])) {
$type_name = $this->cache[$pref_name]["type"];
$current_value = $this->cache[$pref_name]["value"];
}
if (!$type_name) {
$result = db_query("SELECT type_name
FROM ttrss_prefs,ttrss_prefs_types
WHERE pref_name = '$pref_name' AND type_id = ttrss_prefs_types.id");
if (db_num_rows($result) > 0)
$type_name = db_fetch_result($result, 0, "type_name");
} else if ($current_value == $value) {
return;
}
if ($type_name) {
if ($type_name == "bool") {
if ($value == "1" || $value == "true") {
$value = "true";
} else {
$value = "false";
}
} else if ($type_name == "integer") {
$value = sprintf("%d", $value);
}
if ($pref_name == 'USER_TIMEZONE' && $value == '') {
$value = 'UTC';
}
db_query("UPDATE ttrss_user_prefs SET
value = '$value' WHERE pref_name = '$pref_name'
$profile_qpart
AND owner_uid = " . $_SESSION["uid"]);
if ($user_id == $_SESSION["uid"]) {
$this->cache[$pref_name]["type"] = $type_name;
$this->cache[$pref_name]["value"] = $value;
}
}
}
}
?>

@ -509,8 +509,6 @@ class Handler_Public extends Handler {
}
function login() {
$_SESSION["prefs_cache"] = array();
if (!SINGLE_USER_MODE) {
$login = $this->dbh->escape_string($_POST["login"]);
@ -541,7 +539,6 @@ class Handler_Public extends Handler {
if ($this->dbh->num_rows($result) != 0) {
$_SESSION["profile"] = $profile;
$_SESSION["prefs_cache"] = array();
}
}
} else {

@ -90,9 +90,6 @@ class Pref_Prefs extends Handler_Protected {
}
function saveconfig() {
$_SESSION["prefs_cache"] = false;
$boolean_prefs = explode(",", $_POST["boolean_prefs"]);
foreach ($boolean_prefs as $pref) {

@ -11,7 +11,6 @@ class RPC extends Handler_Protected {
$id = $this->dbh->escape_string($_REQUEST["id"]);
$_SESSION["profile"] = $id;
$_SESSION["prefs_cache"] = array();
}
function remprofiles() {

@ -1,186 +1,11 @@
<?php
require_once "config.php";
require_once "db.php";
if (!defined('DISABLE_SESSIONS') && !defined('PREFS_NO_CACHE')) {
if (!$_SESSION["prefs_cache"])
$_SESSION["prefs_cache"] = array();
}
function cache_prefs() {
$profile = false;
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
if ($profile) {
$profile_qpart = "profile = '$profile' AND";
} else {
$profile_qpart = "profile IS NULL AND";
}
if (get_schema_version() < 63) $profile_qpart = "";
$result = db_query("SELECT
value,ttrss_prefs_types.type_name as type_name,ttrss_prefs.pref_name AS pref_name
FROM
ttrss_user_prefs,ttrss_prefs,ttrss_prefs_types
WHERE
$profile_qpart
ttrss_prefs.pref_name NOT LIKE '_MOBILE%' AND
ttrss_prefs_types.id = type_id AND
owner_uid = '$user_id' AND
ttrss_user_prefs.pref_name = ttrss_prefs.pref_name");
while ($line = db_fetch_assoc($result)) {
if ($user_id == $_SESSION["uid"]) {
$pref_name = $line["pref_name"];
$_SESSION["prefs_cache"][$pref_name]["type"] = $line["type_name"];
$_SESSION["prefs_cache"][$pref_name]["value"] = $line["value"];
}
}
}
function get_pref($pref_name, $user_id = false, $die_on_error = false) {
$pref_name = db_escape_string($pref_name);
$prefs_cache = true;
$profile = false;
if (!$user_id) {
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
} else {
$user_id = sprintf("%d", $user_id);
//$prefs_cache = false;
}
if ($prefs_cache && !defined('DISABLE_SESSIONS') && !defined('PREFS_NO_CACHE')) {
if ($_SESSION["prefs_cache"] && @$_SESSION["prefs_cache"][$pref_name]) {
$tuple = $_SESSION["prefs_cache"][$pref_name];
return convert_pref_type($tuple["value"], $tuple["type"]);
}
}
if ($profile) {
$profile_qpart = "profile = '$profile' AND";
} else {
$profile_qpart = "profile IS NULL AND";
}
if (get_schema_version() < 63) $profile_qpart = "";
$result = db_query("SELECT
value,ttrss_prefs_types.type_name as type_name
FROM
ttrss_user_prefs,ttrss_prefs,ttrss_prefs_types
WHERE
$profile_qpart
ttrss_user_prefs.pref_name = '$pref_name' AND
ttrss_prefs_types.id = type_id AND
owner_uid = '$user_id' AND
ttrss_user_prefs.pref_name = ttrss_prefs.pref_name");
if (db_num_rows($result) > 0) {
$value = db_fetch_result($result, 0, "value");
$type_name = db_fetch_result($result, 0, "type_name");
if (!defined('DISABLE_SESSIONS')) {
if ($user_id == $_SESSION["uid"]) {
$_SESSION["prefs_cache"][$pref_name]["type"] = $type_name;
$_SESSION["prefs_cache"][$pref_name]["value"] = $value;
}
}
return convert_pref_type($value, $type_name);
} else {
if ($die_on_error) {
user_error("Fatal error, unknown preferences key: $pref_name", E_USER_ERROR);
} else {
return null;
}
}
}
function convert_pref_type($value, $type_name) {
if ($type_name == "bool") {
return $value == "true";
} else if ($type_name == "integer") {
return sprintf("%d", $value);
} else {
return $value;
}
return Db_Prefs::get()->read($pref_name, $user_id, $die_on_error);
}
function set_pref($pref_name, $value, $user_id = false, $strip_tags = true) {
$pref_name = db_escape_string($pref_name);
$value = db_escape_string($value, $strip_tags);
if (!$user_id) {
$user_id = $_SESSION["uid"];
@$profile = $_SESSION["profile"];
} else {
$user_id = sprintf("%d", $user_id);
$prefs_cache = false;
}
if ($profile) {
$profile_qpart = "AND profile = '$profile'";
} else {
$profile_qpart = "AND profile IS NULL";
}
if (get_schema_version() < 63) $profile_qpart = "";
$type_name = "";
$current_value = "";
if (!defined('DISABLE_SESSIONS') && !defined('PREFS_NO_CACHE')) {
if ($_SESSION["prefs_cache"] && @$_SESSION["prefs_cache"][$pref_name]) {
$type_name = $_SESSION["prefs_cache"][$pref_name]["type"];
$current_value = $_SESSION["prefs_cache"][$pref_name]["value"];
}
}
if (!$type_name) {
$result = db_query("SELECT type_name
FROM ttrss_prefs,ttrss_prefs_types
WHERE pref_name = '$pref_name' AND type_id = ttrss_prefs_types.id");
if (db_num_rows($result) > 0)
$type_name = db_fetch_result($result, 0, "type_name");
} else if ($current_value == $value) {
return;
}
if ($type_name) {
if ($type_name == "bool") {
if ($value == "1" || $value == "true") {
$value = "true";
} else {
$value = "false";
}
} else if ($type_name == "integer") {
$value = sprintf("%d", $value);
}
if ($pref_name == 'USER_TIMEZONE' && $value == '') {
$value = 'UTC';
}
db_query("UPDATE ttrss_user_prefs SET
value = '$value' WHERE pref_name = '$pref_name'
$profile_qpart
AND owner_uid = " . $_SESSION["uid"]);
if (!defined('DISABLE_SESSIONS')) {
if ($user_id == $_SESSION["uid"]) {
$_SESSION["prefs_cache"][$pref_name]["type"] = $type_name;
$_SESSION["prefs_cache"][$pref_name]["value"] = $value;
}
}
}
return Db_Prefs::get()->write($pref_name, $value, $user_id, $strip_tags);
}
?>

@ -744,12 +744,9 @@
}
function login_sequence() {
$_SESSION["prefs_cache"] = false;
if (SINGLE_USER_MODE) {
@session_start();
authenticate_user("admin", null);
cache_prefs();
load_user_plugins($_SESSION["uid"]);
} else {
if (!validate_session()) $_SESSION["uid"] = false;
@ -783,7 +780,6 @@
}
if ($_SESSION["uid"]) {
cache_prefs();
load_user_plugins($_SESSION["uid"]);
/* cleanup ccache */

@ -127,8 +127,6 @@
$updstart_thresh_qpart
ORDER BY $random_qpart $query_limit");
$user_prefs_cache = array();
if($debug) _debug(sprintf("Scheduled %d feeds to update...", db_num_rows($result)));
// Here is a little cache magic in order to minimize risk of double feed updates.

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