admin_ug_auth.php

来自「这是php编的论坛的原代码」· PHP 代码 · 共 946 行 · 第 1/3 页

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							( !isset($auth_access[$forum_id][$auth_field]) && !empty($change_acl_list[$forum_id][$auth_field]) ) ) ||
							!empty($update_mod_status[$forum_id])
						)
						{
							$update_acl_status[$forum_id][$auth_field] = ( !empty($update_mod_status[$forum_id]) ) ? 0 :  $change_acl_list[$forum_id][$auth_field];

							if ( isset($auth_access[$forum_id][$auth_field]) && empty($update_acl_status[$forum_id][$auth_field]) && $forum_auth_action[$forum_id] != 'insert' && $forum_auth_action[$forum_id] != 'update' )
							{
								$forum_auth_action[$forum_id] = 'delete';
							}
							else if ( !isset($auth_access[$forum_id][$auth_field]) && !( $forum_auth_action[$forum_id] == 'delete' && empty($update_acl_status[$forum_id][$auth_field]) ) )
							{
								$forum_auth_action[$forum_id] = 'insert';
							}
							else if ( isset($auth_access[$forum_id][$auth_field]) && !empty($update_acl_status[$forum_id][$auth_field]) ) 
							{
								$forum_auth_action[$forum_id] = 'update';
							}
						}
						else if ( ( empty($auth_access[$forum_id]['auth_mod']) && 
							( isset($auth_access[$forum_id][$auth_field]) && $change_acl_list[$forum_id][$auth_field] == $auth_access[$forum_id][$auth_field] ) ) && $forum_auth_action[$forum_id] == 'delete' )
						{
							$forum_auth_action[$forum_id] = 'update';
						}
					}
				}
			}

			//
			// Checks complete, make updates to DB
			//
			$delete_sql = '';
			while( list($forum_id, $action) = @each($forum_auth_action) )
			{
				if ( $action == 'delete' )
				{
					$delete_sql .= ( ( $delete_sql != '' ) ? ', ' : '' ) . $forum_id;
				}
				else
				{
					if ( $action == 'insert' )
					{
						$sql_field = '';
						$sql_value = '';
						while ( list($auth_type, $value) = @each($update_acl_status[$forum_id]) )
						{
							$sql_field .= ( ( $sql_field != '' ) ? ', ' : '' ) . $auth_type;
							$sql_value .= ( ( $sql_value != '' ) ? ', ' : '' ) . $value;
						}
						$sql_field .= ( ( $sql_field != '' ) ? ', ' : '' ) . 'auth_mod';
						$sql_value .= ( ( $sql_value != '' ) ? ', ' : '' ) . ( ( !isset($update_mod_status[$forum_id]) ) ? 0 : $update_mod_status[$forum_id]);

						$sql = "INSERT INTO " . AUTH_ACCESS_TABLE . " (forum_id, group_id, $sql_field) 
							VALUES ($forum_id, $group_id, $sql_value)";
					}
					else
					{
						$sql_values = '';
						while ( list($auth_type, $value) = @each($update_acl_status[$forum_id]) )
						{
							$sql_values .= ( ( $sql_values != '' ) ? ', ' : '' ) . $auth_type . ' = ' . $value;
						}
						$sql_values .= ( ( $sql_values != '' ) ? ', ' : '' ) . 'auth_mod = ' . ( ( !isset($update_mod_status[$forum_id]) ) ? 0 : $update_mod_status[$forum_id]);

						$sql = "UPDATE " . AUTH_ACCESS_TABLE . " 
							SET $sql_values 
							WHERE group_id = $group_id 
								AND forum_id = $forum_id";
					}
					if( !($result = $db->sql_query($sql)) )
					{
						message_die(GENERAL_ERROR, "Couldn't update private forum permissions", "", __LINE__, __FILE__, $sql);
					}
				}
			}

			if ( $delete_sql != '' )
			{
				$sql = "DELETE FROM " . AUTH_ACCESS_TABLE . " 
					WHERE group_id = $group_id 
						AND forum_id IN ($delete_sql)";
				if( !($result = $db->sql_query($sql)) )
				{
					message_die(GENERAL_ERROR, "Couldn't delete permission entries", "", __LINE__, __FILE__, $sql);
				}
			}

			$l_auth_return = ( $mode == 'user' ) ? $lang['Click_return_userauth'] : $lang['Click_return_groupauth'];
			$message = $lang['Auth_updated'] . '<br /><br />' . sprintf($l_auth_return, '<a href="' . append_sid("admin_ug_auth.$phpEx?mode=$mode") . '">', '</a>') . '<br /><br />' . sprintf($lang['Click_return_admin_index'], '<a href="' . append_sid("index.$phpEx?pane=right") . '">', '</a>');
		}

		//
		// Update user level to mod for appropriate users
		// 
		$sql = "SELECT u.user_id 
			FROM " . AUTH_ACCESS_TABLE . " aa, " . USER_GROUP_TABLE . " ug, " . USERS_TABLE . " u  
			WHERE ug.group_id = aa.group_id 
				AND u.user_id = ug.user_id 
				AND u.user_level NOT IN (" . MOD . ", " . ADMIN . ") 
			GROUP BY u.user_id 
			HAVING SUM(aa.auth_mod) > 0";
		if ( !($result = $db->sql_query($sql)) )
		{
			message_die(GENERAL_ERROR, "Couldn't obtain user/group permissions", "", __LINE__, __FILE__, $sql);
		}

		$set_mod = '';
		while( $row = $db->sql_fetchrow($result) )
		{
			$set_mod .= ( ( $set_mod != '' ) ? ', ' : '' ) . $row['user_id'];
		}
		$db->sql_freeresult($result);

		//
		// Update user level to user for appropriate users
		// 
		switch ( SQL_LAYER )
		{
			case 'postgresql':
				$sql = "SELECT u.user_id 
					FROM " . USERS_TABLE . " u, " . USER_GROUP_TABLE . " ug, " . AUTH_ACCESS_TABLE . " aa
					WHERE ug.user_id = u.user_id 
						AND aa.group_id = ug.group_id 
						AND u.user_level NOT IN (" . USER . ", " . ADMIN . ")
					GROUP BY u.user_id 
					HAVING SUM(aa.auth_mod) = 0 
					UNION (
						SELECT u.user_id  
						FROM " . USERS_TABLE . " u 
						WHERE NOT EXISTS ( 
							SELECT aa.auth_mod 
							FROM " . USER_GROUP_TABLE . " ug, " . AUTH_ACCESS_TABLE . " aa 
							WHERE ug.user_id = u.user_id 
								AND aa.group_id = ug.group_id
						)
						AND u.user_level NOT IN (" . USER . ", " . ADMIN . ")  
						GROUP BY u.user_id
					)";
				break;
			case 'oracle':
				$sql = "SELECT u.user_id 
					FROM " . USERS_TABLE . " u, " . USER_GROUP_TABLE . " ug, " . AUTH_ACCESS_TABLE . " aa 
					WHERE ug.user_id = u.user_id(+)
						AND aa.group_id = ug.group_id(+) 
						AND u.user_level NOT IN (" . USER . ", " . ADMIN . ")
					GROUP BY u.user_id 
					HAVING SUM(aa.auth_mod) = 0";
				break;
			default:
				$sql = "SELECT u.user_id 
					FROM ( ( " . USERS_TABLE . " u  
					LEFT JOIN " . USER_GROUP_TABLE . " ug ON ug.user_id = u.user_id ) 
					LEFT JOIN " . AUTH_ACCESS_TABLE . " aa ON aa.group_id = ug.group_id ) 
					WHERE u.user_level NOT IN (" . USER . ", " . ADMIN . ")
					GROUP BY u.user_id 
					HAVING SUM(aa.auth_mod) = 0";
				break;
		}
		if ( !($result = $db->sql_query($sql)) )
		{
			message_die(GENERAL_ERROR, "Couldn't obtain user/group permissions", "", __LINE__, __FILE__, $sql);
		}

		$unset_mod = "";
		while( $row = $db->sql_fetchrow($result) )
		{
			$unset_mod .= ( ( $unset_mod != '' ) ? ', ' : '' ) . $row['user_id'];
		}
		$db->sql_freeresult($result);

		if ( $set_mod != '' )
		{
			$sql = "UPDATE " . USERS_TABLE . " 
				SET user_level = " . MOD . " 
				WHERE user_id IN ($set_mod)";
			if( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, "Couldn't update user level", "", __LINE__, __FILE__, $sql);
			}
		}

		if ( $unset_mod != '' )
		{
			$sql = "UPDATE " . USERS_TABLE . " 
				SET user_level = " . USER . " 
				WHERE user_id IN ($unset_mod)";
			if( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, "Couldn't update user level", "", __LINE__, __FILE__, $sql);
			}
		}

		message_die(GENERAL_MESSAGE, $message);
	}
}
else if ( ( $mode == 'user' && ( isset($HTTP_POST_VARS['username']) || $user_id ) ) || ( $mode == 'group' && $group_id ) )
{
	if ( isset($HTTP_POST_VARS['username']) )
	{
		$this_userdata = get_userdata($HTTP_POST_VARS['username']);
		if ( !is_array($this_userdata) )
		{
			message_die(GENERAL_MESSAGE, $lang['No_such_user']);
		}
		$user_id = $this_userdata['user_id'];
	}

	//
	// Front end
	//
	$sql = "SELECT * 
		FROM " . FORUMS_TABLE . " f
		ORDER BY forum_order";
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_ERROR, "Couldn't obtain forum information", "", __LINE__, __FILE__, $sql);
	}

	$forum_access = array();
	while( $row = $db->sql_fetchrow($result) )
	{
		$forum_access[] = $row;
	}
	$db->sql_freeresult($result);

	if( empty($adv) )
	{
		for($i = 0; $i < count($forum_access); $i++)
		{
			$forum_id = $forum_access[$i]['forum_id'];

			$forum_auth_level[$forum_id] = AUTH_ALL;

			for($j = 0; $j < count($forum_auth_fields); $j++)
			{
				$forum_access[$i][$forum_auth_fields[$j]] . ' :: ';
				if ( $forum_access[$i][$forum_auth_fields[$j]] == AUTH_ACL )
				{
					$forum_auth_level[$forum_id] = AUTH_ACL;
					$forum_auth_level_fields[$forum_id][] = $forum_auth_fields[$j];
				}
			}
		}
	}

	$sql = "SELECT u.user_id, u.username, u.user_level, g.group_id, g.group_name, g.group_single_user FROM " . USERS_TABLE . " u, " . GROUPS_TABLE . " g, " . USER_GROUP_TABLE . " ug WHERE ";
	$sql .= ( $mode == 'user' ) ? "u.user_id = $user_id AND ug.user_id = u.user_id AND g.group_id = ug.group_id" : "g.group_id = $group_id AND ug.group_id = g.group_id AND u.user_id = ug.user_id";
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_ERROR, "Couldn't obtain user/group information", "", __LINE__, __FILE__, $sql);
	}
	$ug_info = array();
	while( $row = $db->sql_fetchrow($result) )
	{
		$ug_info[] = $row;
	}
	$db->sql_freeresult($result);

	$sql = ( $mode == 'user' ) ? "SELECT aa.*, g.group_single_user FROM " . AUTH_ACCESS_TABLE . " aa, " . USER_GROUP_TABLE . " ug, " . GROUPS_TABLE. " g WHERE ug.user_id = $user_id AND g.group_id = ug.group_id AND aa.group_id = ug.group_id AND g.group_single_user = 1" : "SELECT * FROM " . AUTH_ACCESS_TABLE . " WHERE group_id = $group_id";
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_ERROR, "Couldn't obtain user/group permissions", "", __LINE__, __FILE__, $sql);
	}

	$auth_access = array();
	$auth_access_count = array();
	while( $row = $db->sql_fetchrow($result) )
	{
		$auth_access[$row['forum_id']][] = $row; 
		$auth_access_count[$row['forum_id']]++;
	}
	$db->sql_freeresult($result);

	$is_admin = ( $mode == 'user' ) ? ( ( $ug_info[0]['user_level'] == ADMIN && $ug_info[0]['user_id'] != ANONYMOUS ) ? 1 : 0 ) : 0;

	for($i = 0; $i < count($forum_access); $i++)
	{
		$forum_id = $forum_access[$i]['forum_id'];

		unset($prev_acl_setting);
		for($j = 0; $j < count($forum_auth_fields); $j++)
		{
			$key = $forum_auth_fields[$j];
			$value = $forum_access[$i][$key];

			switch( $value )
			{
				case AUTH_ALL:
				case AUTH_REG:
					$auth_ug[$forum_id][$key] = 1;
					break;

				case AUTH_ACL:
					$auth_ug[$forum_id][$key] = ( !empty($auth_access_count[$forum_id]) ) ? check_auth(AUTH_ACL, $key, $auth_access[$forum_id], $is_admin) : 0;
					$auth_field_acl[$forum_id][$key] = $auth_ug[$forum_id][$key];

					if ( isset($prev_acl_setting) )
					{
						if ( $prev_acl_setting != $auth_ug[$forum_id][$key] && empty($adv) )
						{
							$adv = 1;
						}
					}

					$prev_acl_setting = $auth_ug[$forum_id][$key];

					break;

				case AUTH_MOD:
					$auth_ug[$forum_id][$key] = ( !empty($auth_access_count[$forum_id]) ) ? check_auth(AUTH_MOD, $key, $auth_access[$forum_id], $is_admin) : 0;
					break;

				case AUTH_ADMIN:
					$auth_ug[$forum_id][$key] = $is_admin;
					break;

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