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php-e107/e107_handlers/plugin_class.php

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new module creation
2006-12-02 04:36:16 +00:00
<?php
/*
+ ----------------------------------------------------------------------------+
| e107 website system
|
| <EFBFBD>Steve Dunstan 2001-2002
| http://e107.org
| jalist@e107.org
|
| Released under the terms and conditions of the
| GNU General Public License (http://gnu.org).
|
| $Source: /cvs_backup/e107_0.8/e107_handlers/plugin_class.php,v $
| $Revision: 1.1.1.1 $
| $Date: 2006-12-02 04:33:56 $
| $Author: mcfly_e107 $
+----------------------------------------------------------------------------+
*/
if (!defined('e107_INIT')) { exit; }
class e107plugin
{
var $plugin_addons = array("e_rss", "e_notify", "e_linkgen", "e_list", "e_bb", "e_meta", "e_emailprint", "e_frontpage", "e_latest", "e_status", "e_search", "e_sc", "e_module", "e_comment", "e_sql");
/**
* Returns an array containing details of all plugins in the plugin table - should noramlly use e107plugin::update_plugins_table() first to make sure the table is up to date.
*
* @return array plugin details
*/
function getall($flag)
{
global $sql;
if ($sql->db_Select("plugin","*","plugin_installflag = '".intval($flag)."' ORDER BY plugin_path ASC"))
{
$ret = $sql->db_getList();
}
return ($ret) ? $ret : FALSE;
}
/**
* Check for new plugins, create entry in plugin table and remove deleted plugins
*
*/
function update_plugins_table() {
global $sql, $mySQLprefix, $menu_pref, $tp;
require_once(e_HANDLER.'file_class.php');
$fl = new e_file;
$pluginList = $fl->get_files(e_PLUGIN, "^plugin\.php$", "standard", 1);
foreach($pluginList as $p)
{
foreach($defined_vars as $varname) {
if (substr($varname, 0, 6) == 'eplug_' || substr($varname, 0, 8) == 'upgrade_') {
unset($$varname);
}
}
include_once("{$p['path']}{$p['fname']}");
$plugin_path = substr(str_replace(e_PLUGIN,"",$p['path']),0,-1);
// scan for addons.
$eplug_addons = $this->getAddons($plugin_path);
if($sql->db_Select("plugin", "plugin_id", "plugin_path = '$plugin_path'"))
{
$sql->db_Update("plugin", "plugin_addons = '{$eplug_addons}' WHERE plugin_path = '$plugin_path'");
}
if ((!$sql->db_Select("plugin", "plugin_id", "plugin_path = '".$tp -> toDB($eplug_folder, true)."'")) && $eplug_name){
if (!$eplug_link_url && !$eplug_link && !$eplug_prefs && !$eplug_table_names && !$eplug_user_prefs && !$eplug_sc && !$eplug_userclass && !$eplug_module && !$eplug_bb && !$eplug_latest && !$eplug_status){
// new plugin, assign entry in plugin table, install is not necessary so mark it as intalled
$sql->db_Insert("plugin", "0, '".$tp -> toDB($eplug_name, true)."', '".$tp -> toDB($eplug_version, true)."', '".$tp -> toDB($eplug_folder, true)."', 1, '$eplug_addons' ");
}
else
{
// new plugin, assign entry in plugin table, install is necessary
$sql->db_Insert("plugin", "0, '".$tp -> toDB($eplug_name, true)."', '".$tp -> toDB($eplug_version, true)."', '".$tp -> toDB($eplug_folder, true)."', 0, '$eplug_addons' ");
}
}
}
$sql->db_Select("plugin");
while ($row = $sql->db_fetch()) {
if (!is_dir(e_PLUGIN.$row['plugin_path'])) {
$sql->db_Delete('plugin', "plugin_path = '{$row['plugin_path']}'");
}
}
}
/**
* Returns deatils of a plugin from the plugin table from it's ID
*
* @param int $id
* @return array plugin info
*/
function getinfo($id) {
global $sql;
$id = intval($id);
if ($sql->db_Select('plugin', '*', "plugin_id = {$id}")) {
return $sql->db_Fetch();
}
}
function manage_userclass($action, $class_name, $class_description) {
global $sql, $tp;
$class_name = $tp -> toDB($class_name, true);
$class_description = $tp -> toDB($class_description, true);
if ($action == 'add') {
$i = 1;
while ($sql->db_Select('userclass_classes', '*', "userclass_id='{$i}' ") && $i < e_UC_READONLY) {
$i++;
}
if ($i < e_UC_READONLY) {
return $sql->db_Insert('userclass_classes', "{$i},'".strip_tags(strtoupper($class_name))."', '{$class_description}' ,".e_UC_PUBLIC);
} else {
return FALSE;
}
}
if ($action == 'remove') {
if ($sql->db_Select('userclass_classes', 'userclass_id', "userclass_name = '{$class_name}'")) {
$row = $sql->db_Fetch();
$class_id = $row['userclass_id'];
if ($sql->db_Delete('userclass_classes', "userclass_id = '{$class_id}'")) {
if ($sql->db_Select('user', 'user_id, user_class', "user_class REGEXP('^{$class_id}\.') OR user_class REGEXP('\.{$class_id}\.') OR user_class REGEXP('\.{$class_id}$')")) {
$sql2 = new db;
while ($row = $sql->db_Fetch()) {
$classes = explode(".", $row['user_class']);
unset($classes[$class_id]);
foreach($classes as $k => $v) {
if ($v = '') {
unset($classes[$k]);
}
}
$newclass = '.'.implode('.', $classes).'.';
$sql2->db_Update('user', "user_class = '{$newclass}' WHERE user_id = '{$row['user_id']}");
}
}
}
}
}
}
function manage_link($action, $link_url, $link_name,$link_class=0) {
global $sql, $tp;
$link_url = $tp -> toDB($link_url, true);
$link_name = $tp -> toDB($link_name, true);
if ($action == 'add') {
$path = str_replace("../", "", $link_url);
$link_t = $sql->db_Count('links');
if (!$sql->db_Count('links', '(*)', "link_name = '{$link_name}'")) {
return $sql->db_Insert('links', "0, '{$link_name}', '{$path}', '', '', '1', '".($link_t + 1)."', '0', '0', '{$link_class}' ");
} else {
return FALSE;
}
}
if ($action == 'remove') {
if ($sql->db_Select('links', 'link_order', "link_name = '{$link_name}'")) {
$row = $sql->db_Fetch();
$sql->db_Update('links', "link_order = link_order - 1 WHERE link_order > {$row['link_order']}");
return $sql->db_Delete('links', "link_name = '{$link_name}'");
}
}
}
function manage_prefs($action, $var) {
global $pref;
if (is_array($var)) {
if ($action == 'add') {
foreach($var as $k => $v) {
$pref[$k] = $v;
}
}
if ($action == 'remove') {
foreach($var as $k => $v) {
unset($pref[$k]);
}
}
save_prefs();
}
}
function manage_comments($action,$comment_id){
global $sql, $tp;
if($action == 'remove'){
foreach($comment_id as $com){
$tmp[] = "comment_type='".$tp -> toDB($com, true)."'";
}
$qry = implode(" OR ",$tmp);
return $sql->db_Delete('comments',$qry);
}
}
function manage_tables($action, $var) {
global $sql;
if ($action == 'add') {
if (is_array($var)) {
foreach($var as $tab) {
if (!$sql->db_Query($tab)) {
return FALSE;
}
}
return TRUE;
}
return TRUE;
}
if ($action == 'upgrade') {
if (is_array($var)) {
foreach($var as $tab) {
if (!$sql->db_Query_all($tab)) {
return FALSE;
}
}
return TRUE;
}
return TRUE;
}
if ($action == 'remove') {
if (is_array($var)) {
foreach($var as $tab) {
$qry = 'DROP TABLE '.MPREFIX.$tab;
if (!$sql->db_Query_all($qry)) {
return $tab;
}
}
return TRUE;
}
return TRUE;
}
}
function manage_plugin_prefs($action, $prefname, $plugin_folder, $varArray = '') {
global $pref;
if ($prefname == 'plug_sc' || $prefname == 'plug_bb') {
foreach($varArray as $code) {
$prefvals[] = "$code:$plugin_folder";
}
} else {
$prefvals[] = $plugin_folder;
}
$curvals = explode(',', $pref[$prefname]);
if ($action == 'add') {
$newvals = array_merge($curvals, $prefvals);
}
if ($action == 'remove') {
foreach($prefvals as $v) {
if (($i = array_search($v, $curvals)) !== FALSE) {
unset($curvals[$i]);
}
}
// $newvals = explode(',', $curvals);
$newvals = $curvals;
}
$newvals = array_unique($newvals);
if(count($newvals) < 2)
{
$pref[$prefname] = $newvals[0];
}
else
{
$pref[$prefname] = implode(',', $newvals);
}
if(substr($pref[$prefname], 0, 1) == ",")
{
$pref[$prefname] = substr($pref[$prefname], 1);
}
save_prefs();
}
function manage_search($action, $eplug_folder) {
global $sql, $sysprefs;
$search_prefs = $sysprefs -> getArray('search_prefs');
$default = file_exists(e_PLUGIN.$eplug_folder.'/e_search.php') ? TRUE : FALSE;
$comments = file_exists(e_PLUGIN.$eplug_folder.'/search/search_comments.php') ? TRUE : FALSE;
if ($action == 'add'){
$install_default = $default ? TRUE : FALSE;
$install_comments = $comments ? TRUE : FALSE;
} else if ($action == 'remove'){
$uninstall_default = isset($search_prefs['plug_handlers'][$eplug_folder]) ? TRUE : FALSE;
$uninstall_comments = isset($search_prefs['comments_handlers'][$eplug_folder]) ? TRUE : FALSE;
} else if ($action == 'upgrade'){
if (isset($search_prefs['plug_handlers'][$eplug_folder])) {
$uninstall_default = $default ? FALSE : TRUE;
} else {
$install_default = $default ? TRUE : FALSE;
}
if (isset($search_prefs['comments_handlers'][$eplug_folder])) {
$uninstall_comments = $comments ? FALSE : TRUE;
} else {
$install_comments = $comments ? TRUE : FALSE;
}
}
if ($install_default) {
$search_prefs['plug_handlers'][$eplug_folder] = array('class' => 0, 'pre_title' => 1, 'pre_title_alt' => '', 'chars' => 150, 'results' => 10);
} else if ($uninstall_default) {
unset($search_prefs['plug_handlers'][$eplug_folder]);
}
if ($install_comments) {
require_once(e_PLUGIN.$eplug_folder.'/search/search_comments.php');
$search_prefs['comments_handlers'][$eplug_folder] = array('id' => $comments_type_id, 'class' => 0, 'dir' => $eplug_folder);
} else if ($uninstall_comments) {
unset($search_prefs['comments_handlers'][$eplug_folder]);
}
$tmp = addslashes(serialize($search_prefs));
$sql->db_Update("core", "e107_value = '{$tmp}' WHERE e107_name = 'search_prefs' ");
}
function manage_notify($action, $eplug_folder) {
global $sql, $sysprefs, $eArrayStorage, $tp;
$notify_prefs = $sysprefs -> get('notify_prefs');
$notify_prefs = $eArrayStorage -> ReadArray($notify_prefs);
$e_notify = file_exists(e_PLUGIN.$eplug_folder.'/e_notify.php') ? TRUE : FALSE;
if ($action == 'add'){
$install_notify = $e_notify ? TRUE : FALSE;
} else if ($action == 'remove'){
$uninstall_notify = isset($notify_prefs['plugins'][$eplug_folder]) ? TRUE : FALSE;
} else if ($action == 'upgrade'){
if (isset($notify_prefs['plugins'][$eplug_folder])) {
$uninstall_notify = $e_notify ? FALSE : TRUE;
} else {
$install_notify = $e_notify ? TRUE : FALSE;
}
}
if ($install_notify) {
$notify_prefs['plugins'][$eplug_folder] = TRUE;
require_once(e_PLUGIN.$eplug_folder.'/e_notify.php');
foreach ($config_events as $event_id => $event_text) {
$notify_prefs['event'][$event_id] = array('type' => 'off', 'class' => '254', 'email' => '');
}
} else if ($uninstall_notify) {
unset($notify_prefs['plugins'][$eplug_folder]);
require_once(e_PLUGIN.$eplug_folder.'/e_notify.php');
foreach ($config_events as $event_id => $event_text) {
unset($notify_prefs['event'][$event_id]);
}
}
$s_prefs = $tp -> toDB($notify_prefs);
$s_prefs = $eArrayStorage -> WriteArray($s_prefs);
$sql -> db_Update("core", "e107_value='".$s_prefs."' WHERE e107_name='notify_prefs'");
}
/**
* Installs a plugin by ID
*
* @param int $id
*/
function install_plugin($id) {
global $sql, $ns, $sysprefs,$mySQLprefix, $tp;
// install plugin ...
$plug = $this->getinfo($id);
if ($plug['plugin_installflag'] == FALSE) {
include_once(e_PLUGIN.$plug['plugin_path'].'/plugin.php');
$func = $eplug_folder.'_install';
if (function_exists($func)) {
$text .= call_user_func($func);
}
if (is_array($eplug_tables)) {
$result = $this->manage_tables('add', $eplug_tables);
if ($result === TRUE) {
$text .= EPL_ADLAN_19.'<br />';
//success
} else {
$text .= EPL_ADLAN_18.'<br />';
//fail
}
}
if (is_array($eplug_prefs)) {
$this->manage_prefs('add', $eplug_prefs);
$text .= EPL_ADLAN_8.'<br />';
}
if (is_array($eplug_array_pref)){
foreach($eplug_array_pref as $key => $val){
$this->manage_plugin_prefs('add', $key, $val);
}
}
if (is_array($eplug_sc)) {
$this->manage_plugin_prefs('add', 'plug_sc', $eplug_folder, $eplug_sc);
}
if (is_array($eplug_bb)) {
$this->manage_plugin_prefs('add', 'plug_bb', $eplug_folder, $eplug_bb);
}
if (is_array($eplug_user_prefs)) {
$sql->db_Select("core", " e107_value", " e107_name = 'user_entended'");
$row = $sql->db_Fetch();
$user_entended = unserialize($row[0]);
while (list($e_user_pref, $default_value) = each($eplug_user_prefs)) {
$user_entended[] = $e_user_pref;
$user_pref['$e_user_pref'] = $default_value;
}
save_prefs("user");
$tmp = addslashes(serialize($user_entended));
if ($sql->db_Select("core", "e107_value", " e107_name = 'user_entended'")) {
$sql->db_Update("core", "e107_value = '{$tmp}' WHERE e107_name = 'user_entended' ");
} else {
$sql->db_Insert("core", "'user_entended', '{$tmp}' ");
}
$text .= EPL_ADLAN_8."<br />";
}
if ($eplug_link === TRUE && $eplug_link_url != '' && $eplug_link_name != '') {
$plug_perm['everyone'] = e_UC_PUBLIC;
$plug_perm['guest'] = e_UC_GUEST;
$plug_perm['member'] = e_UC_MEMBER;
$plug_perm['admin'] = e_UC_ADMIN;
$plug_perm['nobody'] = e_UC_NOBODY;
$eplug_link_perms = strtolower($eplug_link_perms);
$linkperm = ($plug_perm[$eplug_link_perms]) ? $plug_perm[$eplug_link_perms] : e_UC_PUBLIC;
$this->manage_link('add', $eplug_link_url, $eplug_link_name,$linkperm);
}
if ($eplug_userclass) {
$this->manage_userclass('add', $eplug_userclass, $eplug_userclass_description);
}
$this -> manage_search('add', $eplug_folder);
$this -> manage_notify('add', $eplug_folder);
$eplug_addons = $this->getAddons($eplug_folder);
$sql->db_Update('plugin', "plugin_installflag = 1, plugin_addons = '{$eplug_addons}' WHERE plugin_id = '".intval($id)."'");
if($rssmess){ $text .= $rssmess; }
$text .= (isset($eplug_done) ? "<br />{$eplug_done}" : "<br />".LAN_INSTALL_SUCCESSFUL);
} else {
$text = EPL_ADLAN_21;
}
if($eplug_conffile){ $text .= "&nbsp;<a href='".e_PLUGIN."$eplug_folder/$eplug_conffile'>[".LAN_CONFIGURE."]</a>"; }
$ns->tablerender(EPL_ADLAN_33, $text);
}
function save_addon_prefs(){ // scan the plugin table and create path-array-prefs for each addon.
global $sql,$pref;
$query = "SELECT * FROM #plugin WHERE plugin_installflag = 1 AND plugin_addons !='' ORDER BY plugin_path ASC";
// clear all addon prefs before re-creation.
unset($pref['shortcode_list'],$pref['bbcode_list'],$pref['e_sql_list']);
foreach($this->plugin_addons as $plg)
{
unset($pref[$plg."_list"]);
}
if ($sql -> db_Select_gen($query))
{
while($row = $sql-> db_Fetch())
{
$tmp = explode(",",$row['plugin_addons']);
$path = $row['plugin_path'];
foreach($this->plugin_addons as $val)
{
if(in_array($val,$tmp))
{
$pref[$val."_list"][$path] = $path;
}
}
// search for .bb and .sc files.
$sc_array = array();
$bb_array = array();
$sql_array = array();
foreach($tmp as $adds)
{
if(substr($adds,-3) == ".sc")
{
$sc_name = substr($adds, 0,-3); // remove the .sc
$sc_array[$sc_name] = "0"; // default userclass.
}
if(substr($adds,-3) == ".bb")
{
$bb_name = substr($adds, 0,-3); // remove the .bb
$bb_array[$bb_name] = "0"; // default userclass.
}
if(substr($adds,-4) == "_sql")
{
$pref['e_sql_list'][$path] = $adds;
}
}
// Build Bbcode list
if(count($bb_array) > 0)
{
ksort($bb_array);
$pref['bbcode_list'][$path] = $bb_array;
}
else
{
unset($pref['bbcode_list'][$path]);
}
// Build shortcode list
if(count($sc_array) > 0){
ksort($sc_array);
$pref['shortcode_list'][$path] = $sc_array;
}
else
{
unset($pref['shortcode_list'][$path]);
}
}
}
save_prefs();
return;
}
// return a list of available plugin addons for the specified plugin. e_xxx etc.
function getAddons($plugin_path,$debug=FALSE){
global $fl;
$p_addons = "";
foreach($this->plugin_addons as $e_xxx)
{
if(is_readable(e_PLUGIN.$plugin_path."/".$e_xxx.".php"))
{
$p_addons[] = $e_xxx;
}
}
if(!is_object($fl)){
require_once(e_HANDLER.'file_class.php');
$fl = new e_file;
}
// Grab List of Shortcodes & BBcodes
$shortcodeList = $fl->get_files(e_PLUGIN.$plugin_path, ".sc$", "standard", 1);
$bbcodeList = $fl->get_files(e_PLUGIN.$plugin_path, ".bb$", "standard", 1);
$sqlList = $fl->get_files(e_PLUGIN.$plugin_path, "_sql.php$", "standard", 1);
// Search Shortcodes
foreach($shortcodeList as $sc)
{
if(is_readable(e_PLUGIN.$plugin_path."/".$sc['fname']))
{
$p_addons[] = $sc['fname'];
}
}
// Search Bbcodes.
foreach($bbcodeList as $bb)
{
if(is_readable(e_PLUGIN.$plugin_path."/".$bb['fname']))
{
$p_addons[] = $bb['fname'];
}
}
// Search _sql files.
foreach($sqlList as $esql)
{
if(is_readable(e_PLUGIN.$plugin_path."/".$esql['fname']))
{
$p_addons[] = str_replace(".php","",$esql['fname']);
}
}
if($debug)
{
echo $plugin_path." = ".implode(",",$p_addons)."<br />";
}
return implode(",",$p_addons);
}
}
?>
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