\n";
}
}
}
// Does this extension depends on an outstanding update of another update?
if (!empty($EXT_UPDATE_DEPENDS))
{
// Backup SQL commands and clear current
$SQLs2 = $SQLs; $SQLs = array(); $test = false;
// Backup language as well
$LANG_BCK = $EXT_LANG_PREFIX; $EXT_ALWAYS_ACTIVE = "N";
// Load required extension also in update mode
$file = sprintf("%sinc/extensions/ext-%s.php", PATH, $EXT_UPDATE_DEPENDS);
// Check for required file
if (FILE_READABLE($file))
{
// File exists so let's load it
$VER_BACKUP = $EXT_VERSION;
require($file);
$EXT_VERSION = $VER_BACKUP;
// If versions mismatch update extension first
$ext_ver = GET_EXT_VERSION($EXT_UPDATE_DEPENDS);
if (empty($ext_ver))
{
// Extension not registered so far so first load task's ID...
$result = SQL_QUERY_ESC("SELECT id FROM "._MYSQL_PREFIX."_task_system WHERE task_type='EXTENSION' AND subject LIKE '[%s:]%%' LIMIT 1",
array($EXT_UPDATE_DEPENDS), __FILE__, __LINE__);
if (SQL_NUMROWS($result) == 1)
{
// Task found so load task's ID and register extension...
list($task) = SQL_FETCHROW($result);
SQL_FREERESULT($result);
$test = EXTENSION_REGISTER($EXT_UPDATE_DEPENDS, $task, $dry_run);
}
}
elseif ($ext_ver != $EXT_VERSION)
{
// Ok, update this extension now
EXTENSION_UPDATE(basename($file), $EXT_UPDATE_DEPENDS, $ext_ver, $dry_run);
// All okay!
$test = true;
}
else
{
// Nothing to register / update before...
$test = true;
}
}
else
{
// Required file for update does not exists!
$test = true;
// But this is fine for the first time...
}
// Finally restore previous SQLs
$SQLs = $SQLs2; unset($SQLs2);
$EXT_LANG_PREFIX = $LANG_BCK;
}
else
{
// Does not depend on an other extension
$test = true;
}
// Switch back to register mode
$EXT_LOAD_MODE = "register";
// Does everthing before wents ok?
if ($test) {
// "Dry-run-mode" activated?
if (!$dry_run) {
// Run all SQLs
foreach ($SQLs as $sql) {
// Trim spaces away which we don't need
$sql = trim($sql);
// Is there still an SQL query?
if (!empty($sql)) {
// Do we have an "ALTER TABLE" command?
if (substr(strtolower($sql), 0, 11) == "alter table") {
// Analyse the alteration command
SQL_ALTER_TABLE($sql, __FILE__, __LINE__);
} else {
// Run regular SQL command
$result = SQL_QUERY($sql, __FILE__, __LINE__, false);
}
} // END - if
} // END - foreach
// Remove cache file(s) if extension is active
if ((EXT_IS_ACTIVE("cache")) || (GET_EXT_VERSION("cache") != "")) {
//* DEBUG: */ echo __LINE__.": DESTROY! \n";
// Remove cache files
if ($cacheInstance->cache_file("extensions", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("mod_reg", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("config", true)) $cacheInstance->cache_destroy();
} // END - if
// Check for added include files
if (count($INC_POOL > 0)) {
// Loads every include file
foreach ($INC_POOL as $inc) {
require_once($inc);
} // END - foreach
} // END - if
// Register extension
$result = SQL_QUERY_ESC("INSERT INTO "._MYSQL_PREFIX."_extensions (ext_name, ext_lang_file, ext_active, ext_version) VALUES ('%s', '%s', '%s', '%s')",
array($ext_name, $EXT_LANG_PREFIX, $EXT_ALWAYS_ACTIVE, $EXT_VERSION), __FILE__, __LINE__);
// Update task management
ADMIN_SOLVE_TASK($id);
// In normal mode return a true on success
$ret = true;
// Remove SQLs
unset($SQLs);
} else {
// Rewrite SQL command to keep { and } inside
foreach ($SQLs as $key => $sql) {
$sql = str_replace('{', "{", str_replace('}', "}", $sql));
$SQLs[$key] = $sql;
} // END - foreach
// In "dry-run" mode return array with all SQL commands
$ret = $SQLs;
// Remove all SQL commands
unset($SQLs);
}
} else {
// No, an error occurs while registering extension :-(
$ret = false;
}
} elseif (($id > 0) && (!empty($ext_name))) {
// Remove task from system when id and extension's name is valid
$result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_task_system WHERE id=%s AND status='NEW' LIMIT 1",
array(bigintval($id)), __FILE__, __LINE__);
}
// Is this the sql_patches?
//* DEBUG: */ echo __LINE__.":{$ext_name}/{$EXT_LOAD_MODE} \n";
if (($ext_name == "sql_patches") && (($EXT_LOAD_MODE == "register") || ($EXT_LOAD_MODE == "remove")) && (!$dry_run) && ($test)) {
// Then redirect to logout
//* DEBUG: */ echo __LINE__.": LOAD! \n";
LOAD_URL("modules.php?module=admin&logout=1&".$EXT_LOAD_MODE."=sql_patches");
} // END - if
// Return status code
return $ret;
}
//
function EXTENSION_RUN_SQLS($id, $EXT_LOAD_MODE) {
global $cacheInstance;
$SQLs = array();
// By default no SQL has been executed
$sqlRan = false;
// This shall never do a non-admin user!
if (!IS_ADMIN()) return false;
// Get extension's name
$ext_name = GET_EXT_NAME($id);
if (empty($ext_name)) return false;
// Load extension in detected mode
//* DEBUG: */ echo __FUNCTION__.":ext_name[{$id}]={$ext_name} \n";
$file = sprintf("%sinc/extensions/ext-%s.php", PATH, $ext_name);
if (FILE_READABLE($file)) {
// Load the include
require($file);
}
//* DEBUG: */ echo __FUNCTION__.":SQLs::count=".count($SQLs)." \n";
if ((is_array($SQLs) && (sizeof($SQLs) > 0))) {
// Run SQL commands...
foreach ($SQLs as $sql) {
// Trim spaces away which we don't need
$sql = trim($sql);
// Is there still an SQL query?
if (!empty($sql)) {
// Do we have an "ALTER TABLE" command?
//* DEBUG: */ echo __FUNCTION__.":SQL={$SQL} \n";
if (substr(strtolower($sql), 0, 11) == "alter table") {
// Analyse the alteration command
SQL_ALTER_TABLE($sql, __FILE__, __LINE__);
} else {
// Run regular SQL command
$result = SQL_QUERY($sql, __FILE__, __LINE__, false);
}
// An SQL has been executed
$sqlRan = true;
} // END - if
} // END - foreach
// Removal mode?
if ($EXT_LOAD_MODE == "remove") {
// Delete this extension (remember to remove it from your server *before* you click on welcome!
$result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_extensions WHERE id=%s LIMIT 1",
array($id), __FILE__, __LINE__);
} // END - if
//* DEBUG: */ echo __FUNCTION__.":mode={$EXT_LOAD_MODE} \n";
// Remove cache file(s) if extension is active
if (((EXT_IS_ACTIVE("cache")) || (GET_EXT_VERSION("cache") != "")) && (((SQL_AFFECTEDROWS() == 1) && ($EXT_LOAD_MODE == "remove")) || ($sqlRan === true))) {
//* DEBUG: */ echo __LINE__.": DESTROY! \n";
// Remove cache files
if ($cacheInstance->cache_file("extensions", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("mod_reg", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("config", true)) $cacheInstance->cache_destroy();
} // END - if
// Is this the sql_patches?
//* DEBUG: */ echo __LINE__.": {$id}/{$ext_name}/{$EXT_LOAD_MODE} \n";
if (($ext_name == "sql_patches") && (($EXT_LOAD_MODE == "register") || ($EXT_LOAD_MODE == "remove"))) {
// Then redirect to logout
//* DEBUG: */ echo __LINE__.": LOAD! \n";
LOAD_URL("modules.php?module=admin&logout=1&".$EXT_LOAD_MODE."=sql_patches");
} // END - if
} // END - if
}
// Check if given extension is active
function EXT_IS_ACTIVE ($ext_name, $ignore_admin = false, $ignore_cache = false) {
global $cacheArray, $_CONFIG;
// Extensions are all inactive during installation
if ((!isBooleanConstantAndTrue('mxchange_installed')) || (isBooleanConstantAndTrue('mxchange_installing')) || (empty($ext_name))) return false;
// Extension's file name will also be checked
$file = sprintf("%sinc/extensions/ext-%s.php", PATH, $ext_name);
if (!FILE_READABLE($file)) return false;
//* DEBUG: */ echo "*".$ext_name."(".count($cacheArray).") ";
// Not active is the default
$active = "N";
// Check cache
if ((!empty($cacheArray['extensions']['ext_active'][$ext_name])) && (!$ignore_cache)) {
// Load from cache
//* DEBUG: */ echo "CACHE! ext_name={$ext_name} \n";
$active = $cacheArray['extensions']['ext_active'][$ext_name];
// Count cache hits
if (isset($_CONFIG['cache_hits'])) $_CONFIG['cache_hits']++;
} elseif (($ext_name == "cache") || (GET_EXT_VERSION("cache") == "")) {
//* DEBUG: */ echo "DB! ext_name={$ext_name} \n";
// Load from database
$result = SQL_QUERY_ESC("SELECT ext_active FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
array($ext_name), __FILE__, __LINE__);
if (SQL_NUMROWS($result) == 0) {
// Extension was not found!
return false;
}
list($active) = SQL_FETCHROW($result);
//* DEBUG: */ echo $ext_name."[DB]: {$active} \n";
SQL_FREERESULT($result);
// Write cache array
$cacheArray['extensions']['ext_active'][$ext_name] = $active;
} else {
// Extension not active!
//* DEBUG: */ echo $ext_name.": Not active! \n";
$cacheArray['extensions']['ext_active'][$ext_name] = "N";
}
// Create FQFN for extension file
$inc = sprintf("%sinc/extensions/ext-%s.php", PATH, $ext_name);
// Debug message
//DEBUG_LOG(__FUNCTION__.": ext_name={$ext_name},active={$active}");
// Is this extension activated? (For admins we always have active extensions...)
return (
(
$active == "Y"
) && (
FILE_READABLE($inc)
)
);
}
// Get version from extensions
function GET_EXT_VERSION ($ext_name) {
global $cacheArray, $_CONFIG, $cacheInstance;
$ret = false;
// Extensions are all inactive during installation
if ((!isBooleanConstantAndTrue('mxchange_installed')) || (isBooleanConstantAndTrue('mxchange_installing'))) return "";
//* DEBUG: */ echo __FUNCTION__.": ext_name={$ext_name} \n";
// Is the cache written?
if (!empty($cacheArray['extensions']['ext_version'][$ext_name])) {
// Load data from cache
//* DEBUG: */ echo __FUNCTION__.": CACHE! \n";
$ret = $cacheArray['extensions']['ext_version'][$ext_name];
// Count cache hits
if (isset($_CONFIG['cache_hits'])) $_CONFIG['cache_hits']++; else $_CONFIG['cache_hits'] = 1;
} elseif (!is_object($cacheInstance)) {
// Load from database
$result = SQL_QUERY_ESC("SELECT ext_version FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
array($ext_name), __FILE__, __LINE__);
list($ret) = SQL_FETCHROW($result);
SQL_FREERESULT($result);
// Set cache
$cacheArray['extensions']['ext_version'][$ext_name] = $ret;
}
// Return result
//* DEBUG: */ echo __FUNCTION__.": ret={$ret} \n";
return $ret;
}
//
function EXTENSION_UPDATE($file, $ext, $EXT_VER, $dry_run=false)
{
// This shall never do a non-admin user!
global $cacheInstance, $_CONFIG, $NOTES; $SQLs = array();
if ((!IS_ADMIN()) || (empty($ext))) return false;
// Load extension in update mode
$EXT_LOAD_MODE = "update"; $EXT_UPDATE_DEPENDS = ""; $NOTES = "";
include(PATH."inc/extensions/".$file);
if (!empty($EXT_UPDATE_DEPENDS))
{
// Update another extension first!
$test = EXTENSION_UPDATE(("ext-".$EXT_UPDATE_DEPENDS.".php"), $EXT_UPDATE_DEPENDS, GET_EXT_VERSION($EXT_UPDATE_DEPENDS), $dry_run);
}
// Check if version is updated
if ((($EXT_VERSION != $EXT_VER) || ($dry_run)) && (is_array($EXT_VER_HISTORY)))
{
// Search for starting point
$start = array_search($EXT_VER, $EXT_VER_HISTORY);
$NOTES = "";
// And load SQL queries in order of version history
for ($idx = ($start + 1); $idx < sizeof($EXT_VER_HISTORY); $idx++)
{
// Remove old SQLs array to prevent possible bugs
if (!$dry_run) { unset($SQLs); $SQLs = array(); }
// Set version
$EXT_VER = $EXT_VER_HISTORY[$idx];
// Include again...
include(PATH."inc/extensions/".$file);
// Add notes
if ($_CONFIG['verbose_sql'] == "Y")
{
$EXT_VER = $EXT_VER_HISTORY[$idx];
if (!empty($UPDATE_NOTES))
{
// Update notes found
$NOTES .= "v".$EXT_VER.": ".$UPDATE_NOTES."