\n";
}
} // END - if
} // END - foreach
// 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;
$EXT_ALWAYS_ACTIVE = "N";
require($file);
$EXT_VERSION = $VER_BACKUP;
// If versions mismatch update extension first
$ext_ver = GET_EXT_VERSION($EXT_UPDATE_DEPENDS);
// Extension version set?
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__);
// Entry found?
if (SQL_NUMROWS($result) == 1) {
// Task found so load task's ID and register extension...
list($task) = SQL_FETCHROW($result);
// Try to register the extension
$test = EXTENSION_REGISTER($EXT_UPDATE_DEPENDS, $task, $dry_run);
} // END - if
// Free result
SQL_FREERESULT($result);
} 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
// Remove array
unset($INC_POOL);
} // 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);
// @TODO This causes the whole (!) menu cache being purged
CACHE_PURGE_ADMIN_MENU();
// 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, $_CONFIG;
$SQLs = array();
// Extensions are never active by default
$EXT_ALWAYS_ACTIVE = "N";
// 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($ext_name)) return false;
// Load extension in detected mode
//* DEBUG: */ print __FUNCTION__."(".__LINE__."):ext_name[{$id}]={$ext_name} \n";
$file = sprintf("%sinc/extensions/ext-%s.php", PATH, $ext_name);
if (FILE_READABLE($file)) {
// Load the include
require($file);
} // END - if
//* DEBUG: */ print __FUNCTION__."(".__LINE__."):SQLs::count=".count($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($sql)) {
// Do we have an "ALTER TABLE" command?
//* DEBUG: */ print __FUNCTION__."(".__LINE__."):SQL={$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: */ print __FUNCTION__."(".__LINE__."):mode={$EXT_LOAD_MODE} \n";
// Is this the sql_patches?
//* DEBUG: */ echo __LINE__.": {$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
// Remove cache file(s) if extension is active
if (((EXT_IS_ACTIVE("cache")) || (GET_EXT_VERSION("cache") != "")) && (((SQL_AFFECTEDROWS() == 1)) || ($sqlRan === true) || ($EXT_LOAD_MODE == "activate") || ($EXT_LOAD_MODE == "deactivate"))) {
//* DEBUG: */ echo __LINE__.": DESTROY! \n";
// Remove cache files
if ($cacheInstance->cache_file("extensions", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("mod_reg", true)) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("config", true)) $cacheInstance->cache_destroy();
// @TODO This causes the whole (!) menu cache being purged
CACHE_PURGE_ADMIN_MENU();
} // END - if
}
// Check if given extension is active
function EXT_IS_ACTIVE ($ext_name) {
global $cacheArray, $_CONFIG;
// Extensions are all inactive during installation
if ((!isBooleanConstantAndTrue('mxchange_installed')) || (isBooleanConstantAndTrue('mxchange_installing')) || (empty($ext_name))) return false;
// Not active is the default
$active = "N";
// Check cache
if (!empty($cacheArray['extensions']['ext_active'][$ext_name])) {
// Load from cache
//* DEBUG: */ echo "CACHE! ext_name={$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($result) == 0) {
// Extension was not found!
return false;
}
// Load entry
list($active) = SQL_FETCHROW($result);
// Free result
SQL_FREERESULT($result);
// Write cache array
//* DEBUG: */ echo $ext_name."[DB]: {$active} \n";
$cacheArray['extensions']['ext_active'][$ext_name] = $active;
} else {
// Extension not active!
//* DEBUG: */ echo $ext_name.": Not active! \n";
$cacheArray['extensions']['ext_active'][$ext_name] = "N";
}
// Debug message
//DEBUG_LOG(__FUNCTION__.": ext_name={$ext_name},active={$active}");
// Is this extension activated? (For admins we always have active extensions...)
return ($active == "Y");
}
// Get version from extensions
function GET_EXT_VERSION ($ext_name) {
global $cacheArray, $_CONFIG, $cacheInstance;
$ret = false;
// Extensions are all inactive during installation
if ((!isBooleanConstantAndTrue('mxchange_installed')) || (isBooleanConstantAndTrue('mxchange_installing'))) return "";
//* DEBUG: */ print __FUNCTION__."(".__LINE__."): ext_name={$ext_name} \n";
// Is the cache written?
if (!empty($cacheArray['extensions']['ext_version'][$ext_name])) {
// Load data from cache
//* DEBUG: */ print __FUNCTION__."(".__LINE__."): 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] = $ret;
}
// Return result
//* DEBUG: */ print __FUNCTION__."(".__LINE__."): ret={$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;
// Init arrays
$SQLs = array(); $INC_POOL = array();
// Only admins are allowed to update extensions
if ((!IS_ADMIN()) || (empty($ext))) return false;
// Load extension in update mode
$EXT_LOAD_MODE = "update"; $EXT_UPDATE_DEPENDS = ""; $NOTES = "";
// Load extension file
include(sprintf("%sinc/extensions/%s", PATH, $file));
if (!empty($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.": ".$UPDATE_NOTES."
\n";
}
}
// In real-mode execute any existing includes
if ((!$dry_run) && (count($INC_POOL) > 0)) {
// Include all files
foreach ($INC_POOL as $fqfn) {
require_once($fqfn);
} // END - foreach
} // END - if
// Run SQLs
if ((is_array($SQLs)) && (!$dry_run)) {
// Run SQL commands
foreach ($SQLs as $sql)
{
$sql = trim($sql);
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);
}
}
}
} elseif (GET_EXT_VERSION("sql_patches") == "") {
// Remove SQLs if extension is not installed
$SQLs = array();
}
}
if (!$dry_run)
{
// In normal mode insert task and update extension's version...
$ext_subj = "[UPDATE-".$ext."-".$EXT_VERSION.":] ".ADMIN_UPDATE_EXT_SUBJ;
// Create task
CREATE_EXTENSION_UPDATE_TASK(GET_ADMIN_ID(get_session('admin_login')), $ext_subj, addslashes($NOTES));
// Update extension's version
$result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_extensions SET ext_version='%s' WHERE ext_name='%s' LIMIT 1",
array($EXT_VERSION, $ext), __FILE__, __LINE__);
// Update cache
if (EXT_IS_ACTIVE("cache")) {
if ($cacheInstance->cache_file("extensions", true) == true) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("config", true) == true) $cacheInstance->cache_destroy();
if ($cacheInstance->cache_file("mod_reg", true) == true) $cacheInstance->cache_destroy();
} // END - if
// Remove array
unset($SQLs);
} else {
// In "dry-run" mode return array with SQL commands
return $SQLs;
}
}
}
//
function EXTENSION_VERBOSE_TABLE($SQLs, $title = ADMIN_SQLS_EXECUTED_ON_REMOVAL, $dashed = "", $switch = false, $WIDTH = "480") {
global $_CONFIG;
$S = false; $SW = 2; $i = 1;
$OUT = "";
if ((is_array($SQLs)) && (GET_EXT_VERSION("sql_patches") >= "0.0.7") && ($_CONFIG['verbose_sql'] == "Y")) {
$OUT = "
".$title.":
\n";
foreach ($SQLs as $idx => $sql) {
$sql = trim($sql);
if (!empty($sql)) {
$S = true;
$OUT .= "
".$i.".
".$sql."
\n";
if ($switch) $SW = 3 - $SW;
$i++;
}
}
}
if ((!$S) && (GET_EXT_VERSION("sql_patches") >= "0.0.7") && ($_CONFIG['verbose_sql'] == "Y")) {
// No addional SQL commands to run
$OUT .= "
".ADMIN_NO_ADDIONAL_SQLS."
\n";
}
if (!empty($OUT)) {
// Add missing close-table tag
$OUT .= "
\n";
}
// Return output
return $OUT;
}
// Get extension name from id
function GET_EXT_NAME ($id) {
$ret = "";
global $cacheArray, $_CONFIG;
if (!empty($cacheArray['extensions']['ext_name'][$id])) {
// Load from cache
$ret = $cacheArray['extensions']['ext_name'][$id];
// Count cache hits
$_CONFIG['cache_hits']++;
} elseif (!EXT_IS_ACTIVE("cache")) {
// Load from database
$result = SQL_QUERY_ESC("SELECT ext_name FROM "._MYSQL_PREFIX."_extensions WHERE id=%s LIMIT 1",
array(bigintval($id)), __FILE__, __LINE__);
list($ret) = SQL_FETCHROW($result);
SQL_FREERESULT($result);
}
return $ret;
}
// Get extension id from name
function GET_EXT_ID($name) {
$ret = 0;
global $cacheArray, $_CONFIG;
if (isset($cacheArray['extensions']['ext_id'][$name])) {
// Load from cache
$ret = $cacheArray['extensions']['ext_id'][$name];
// Count cache hits
$_CONFIG['cache_hits']++;
} elseif (!EXT_IS_ACTIVE("cache")) {
// Load from database
$result = SQL_QUERY_ESC("SELECT id FROM "._MYSQL_PREFIX."_extensions WHERE ext_name='%s' LIMIT 1",
array($name), __FILE__, __LINE__);
list($ret) = SQL_FETCHROW($result);
SQL_FREERESULT($result);
}
// Return value
return $ret;
}
// Activate given extension
function ACTIVATE_EXTENSION($ext_name) {
// Activate the extension
$result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_extensions SET ext_active='Y' WHERE ext_name='%s' LIMIT 1",
array($ext_name), __FILE__, __LINE__);
// Extension has been activated?
if (SQL_AFFECTEDROWS() == 1) {
// Then run all queries
EXTENSION_RUN_SQLS(GET_EXT_ID($ext_name), "activate");
} // END - if
}
// Checks wether the extension is older than given
function EXT_VERSION_IS_OLDER ($ext_name, $ext_ver) {
// Get current extension version
$currVersion = GET_EXT_VERSION($ext_name);
// Remove all dots from both versions
$currVersion = str_replace(".", "", $currVersion);
$ext_ver = str_replace(".", "", $ext_ver);
// Now compare both and return the result
return ($currVersion < $ext_ver);
}
//
?>