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<?php
/**
* Nexus system class for handling the menu plugins
*
* @abstract
* @author xing <xing@synapse.plus.com>
* @copied copied from LibertySystem.php
* @version $Revision: 1.1 $
* @package Nexus
*/
// for menus that use regular HTML as output
define( 'NEXUS_HTML_PLUGIN', 'nexushtml' );
define( 'NEXUS_DEFAULT_GUID', 'suckerfish' );
require_once( KERNEL_PKG_PATH.'BitBase.php' );
class NexusSystem extends BitBase {
var $mPlugins;
function NexusSystem() {
BitBase::BitBase();
$this->loadPlugins();
}
function loadPlugins( $pCacheTime=BIT_QUERY_CACHE_TIME ) {
$rs = $this->query( "SELECT * FROM `".BIT_DB_PREFIX."tiki_nexus_plugins`", NULL, BIT_QUERY_DEFAULT, BIT_QUERY_DEFAULT );
while( $rs && !$rs->EOF ) {
$this->mPlugins[$rs->fields['plugin_guid']] = $rs->fields;
$rs->MoveNext();
}
}
function scanPlugins() {
$pluginsPath = NEXUS_PKG_PATH.'plugins/';
if( $pluginDir = opendir( $pluginsPath ) ) {
// Scan the plugins directory for plugins
while( FALSE !== ( $plugin = readdir( $pluginDir ) ) ) {
if( preg_match( '/\.php$/', $plugin ) ) {
include_once( $pluginsPath.$plugin );
}
}
}
// match up storage_type_id to plugin_guids. this _id varies from install to install, but guids are the same
foreach( array_keys( $this->mPlugins ) as $guid ) {
$handler = &$this->mPlugins[$guid]; //shorthand var alias
if( !isset( $handler['verified'] ) && $handler['is_active'] =='y' ) {
// We are missing a plugin!
$sql = "UPDATE `".BIT_DB_PREFIX."tiki_nexus_plugins` SET `is_active`='x' WHERE `plugin_guid`=?";
$this->query( $sql, array( $guid ) );
$handler['is_active'] = 'n';
} elseif( !empty( $handler['verified'] ) && $handler['is_active'] =='x' ) {
//We found a formally missing plugin - re-enable it
$sql = "UPDATE `".BIT_DB_PREFIX."tiki_nexus_plugins` SET `is_active`='y' WHERE `plugin_guid`=?";
$this->query( $sql, array( $guid ) );
$handler['is_active'] = 'y';
} elseif( empty( $handler['verified'] ) && !isset( $handler['is_active'] ) ) {
//We found a missing plugin - insert it
$sql = "INSERT INTO `".BIT_DB_PREFIX."tiki_nexus_plugins` ( `plugin_guid`, `plugin_type`, `plugin_description`, `is_active` ) VALUES ( ?, ?, ?, 'y' )";
$this->query( $sql, array( $guid, $handler['plugin_type'], $handler['description'] ) );
$handler['is_active'] = 'y';
}
}
if( !empty( $sql ) ) {
// we just ran some SQL - let's flush the loadPlugins query cache
$this->loadPlugins( 0 );
}
asort( $this->mPlugins );
}
function registerPlugin( $pGuid, $pPluginParams ) {
if( isset( $this->mPlugins[$pGuid] ) ) {
$this->mPlugins[$pGuid]['verified'] = TRUE;
} else {
$this->mPlugins[$pGuid]['verified'] = FALSE;
}
$this->mPlugins[$pGuid] = array_merge( $this->mPlugins[$pGuid], $pPluginParams );
}
// @parameter pPluginGuids an array of all the plugin guids that are active. Any left out are *inactive*!
function setActivePlugins( $pPluginGuids ) {
if( is_array( $pPluginGuids ) ) {
$sql = "UPDATE `".BIT_DB_PREFIX."tiki_nexus_plugins` SET `is_active`='n' WHERE `is_active`!='x'";
$this->query( $sql );
foreach( array_keys( $this->mPlugins ) as $guid ) {
$this->mPlugins[$guid]['is_active'] = 'n';
}
foreach( array_keys( $pPluginGuids ) as $guid ) {
$sql = "UPDATE `".BIT_DB_PREFIX."tiki_nexus_plugins` SET `is_active`='y' WHERE `plugin_guid`=?";
$this->query( $sql, array( $guid ) );
$this->mPlugins[$guid]['is_active'] = 'y';
}
// we just ran some SQL - let's flush the loadPlugins query cache
$this->loadPlugins( 0 );
}
}
function getPluginFunction( $pGuid, $pFunctionName ) {
$ret = NULL;
if( !empty( $pGuid )
&& !empty( $this->mPlugins[$pGuid] )
&& !empty( $this->mPlugins[$pGuid][$pFunctionName] )
&& function_exists( $this->mPlugins[$pGuid][$pFunctionName] )
) {
$ret = $this->mPlugins[$pGuid][$pFunctionName];
}
return $ret;
}
/**
* fucntion to store pluging settings
* $param $pParamHash contains settings for any guid that require updating
* return TRUE
*/
function storePluginSettings( $pParamHash ) {
// first get all values from tiki_nexus_plugin_settings to see which ones need updating and which ones are added for the first time
$rs = $this->query( "SELECT * FROM `".BIT_DB_PREFIX."tiki_nexus_plugin_settings`", NULL );
while( $rs && !$rs->EOF ) {
$settings[] = $rs->fields;
$rs->MoveNext();
}
vd($settings);
}
}
global $gNexusSystem;
$gNexusSystem = new NexusSystem();
$gNexusSystem->scanPlugins();
$smarty->assign_by_ref( 'gNexusSystem', $gNexusSystem );
?>
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