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php-phpbb/phpBB/includes/functions_user.php
Paul S. Owen e1484f522d Majority are UCP related updates ... avatars should now work, aside from gallery, fixed a few other issues, updated schema/basic
git-svn-id: file:///svn/phpbb/trunk@4062 89ea8834-ac86-4346-8a33-228a782c2dd0
2003-05-26 23:53:34 +00:00

540 lines
14 KiB
PHP

<?php
/***************************************************************************
* functions_ucp.php
* -------------------
* begin : Saturday, Feb 13, 2001
* copyright : (C) 2001 The phpBB Group
* email : support@phpbb.com
*
* $Id$
*
***************************************************************************/
/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/
// Handles manipulation of user data. Primary used in registration
// and user profile manipulation
class ucp extends user
{
var $modules = array();
var $error = array();
// Loads a given module (if it isn't already available), instantiates
// a new object, and where appropriate calls the modules init method
function load_module($module_name)
{
if (!class_exists('ucp_' . $module_name))
{
global $phpbb_root_path, $phpEx;
require_once($phpbb_root_path . 'includes/ucp/ucp_' . $module_name . '.'.$phpEx);
eval('$this->module[' . $module_name . '] = new ucp_' . $module_name . '();');
if (method_exists($this->module[$module_name], 'init'))
{
$this->module[$module_name]->init();
}
}
}
// This is replaced by the loaded module
function main($module_id = false)
{
return false;
}
// This generates the block template variable for outputting the list
// of submodules, should be called with an associative array of modules
// in the form 'LANG_STRING' => 'LINK'
function subsection(&$module_ary, &$selected_module)
{
global $template, $user, $phpEx, $SID;
foreach($module_ary as $section_title => $module_link)
{
$template->assign_block_vars('ucp_subsection', array(
'L_TITLE' => $user->lang['UCP_' . $section_title],
'S_SELECTED'=> ($section_title == strtoupper($selected_module)) ? true : false,
'U_TITLE' => "ucp.$phpEx$SID&amp;$module_link")
);
}
}
// Displays the appropriate template with the given title
function display(&$page_title, $tpl_name)
{
global $template, $phpEx;
page_header($page_title);
$template->set_filenames(array(
'body' => $tpl_name)
);
make_jumpbox('viewforum.'.$phpEx);
page_footer();
}
// Generates list of additional fields, their type, appropriate data
// etc. for admin defined fields
function extra_fields($page)
{
return false;
}
// Generates an alphanumeric random string of given length
function gen_rand_string($num_chars)
{
$chars = array('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '1', '2', '3', '4', '5', '6', '7', '8', '9');
list($usec, $sec) = explode(' ', microtime());
mt_srand($sec * $usec);
$max_chars = count($chars) - 1;
$rand_str = '';
for ($i = 0; $i < $num_chars; $i++)
{
$rand_str .= $chars[mt_rand(0, $max_chars)];
}
return $rand_str;
}
// Normalises supplied data dependant on required type/length, errors
// on incorrect data
function normalise_data(&$data, &$normalise)
{
$valid_data = array();
foreach ($normalise as $var_type => $var_ary)
{
foreach ($var_ary as $var_name => $var_limits)
{
$var_name = (is_string($var_name)) ? $var_name : $var_limits;
if (isset($data[$var_name]))
{
switch ($var_type)
{
case 'int':
$valid_data[$var_name] = (int) $data[$var_name];
break;
case 'float':
$valid_data[$var_name] = (double) $data[$var_name];
break;
case 'bool':
$valid_data[$var_name] = ($data[$var_name] <= 0) ? 0 : 1;
break;
case 'string':
// Cleanup data, remove excess spaces, run entites
$valid_data[$var_name] = htmlentities(trim(preg_replace('#\s{2,}#s', ' ', strtr((string) $data[$var_name], array_flip(get_html_translation_table(HTML_ENTITIES))))));
// How should we check this data?
if (!is_array($var_limits))
{
// Is the match a string? If it is, process it further, else we'll
// assume it's a maximum length
if (is_string($var_limits))
{
if (strstr($var_limits, ','))
{
list($min_value, $max_value) = explode(',', $var_limits);
if (!empty($valid_data[$var_name]) && strlen($valid_data[$var_name]) < $min_value)
{
$this->error[] = strtoupper($var_name) . '_TOO_SHORT';
}
if (strlen($valid_data[$var_name]) > $max_value)
{
$this->error[] = strtoupper($var_name) . '_TOO_LONG';
}
}
}
else
{
if (strlen($valid_data[$var_name]) > $var_limits)
{
$this->error[] = strtoupper($var_name) . '_TOO_LONG';
}
}
}
break;
}
}
}
}
return $valid_data;
}
// Validates data subject to supplied requirements, errors appropriately
function validate_data(&$data, &$validate)
{
global $db, $user, $config;
foreach ($validate as $operation => $var_ary)
{
foreach ($var_ary as $var_name => $compare)
{
if (!empty($compare))
{
switch ($operation)
{
case 'match':
if (is_array($compare))
{
foreach ($compare as $match)
{
if (!preg_match($match, $data[$var_name]))
{
$this->error[] = strtoupper($var_name) . '_WRONG_DATA';
}
}
}
else if (!preg_match($compare, $data[$var_name]))
{
$this->error[] = strtoupper($var_name) . '_WRONG_DATA';
}
break;
case 'compare':
if (is_array($compare))
{
if (!in_array($data[$var_name], $compare))
{
$this->error[] = strtoupper($var_name) . '_MISMATCH';
}
}
else if ($data[$var_name] != $compare)
{
$this->error[] = strtoupper($var_name) . '_MISMATCH';
}
break;
case 'function':
if ($result = $this->$compare($data[$var_name]))
{
$this->error[] = $result;
}
break;
case 'reqd':
if (!isset($data[$compare]) || (is_string($data[$compare]) && $data[$compare] === ''))
{
$this->error[] = strtoupper($compare) . '_MISSING_DATA';
}
break;
}
}
}
}
}
// Check to see if the username has been taken, or if it is disallowed.
// Also checks if it includes the " character, which we don't allow in usernames.
// Used for registering, changing names, and posting anonymously with a username
function validate_username($username)
{
global $db, $user;
$sql = "SELECT username
FROM " . USERS_TABLE . "
WHERE LOWER(username) = '" . strtolower($db->sql_escape($username)) . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
return 'USERNAME_TAKEN';
}
$db->sql_freeresult($result);
$sql = 'SELECT group_name
FROM ' . GROUPS_TABLE . "
WHERE LOWER(group_name) = '" . strtolower($db->sql_escape($username)) . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
return 'USERNAME_TAKEN';
}
$db->sql_freeresult($result);
$sql = 'SELECT disallow_username
FROM ' . DISALLOW_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#(' . str_replace('\*', '.*?', preg_quote($row['disallow_username'], '#')) . ')#i', $username))
{
return 'USERNAME_DISALLOWED';
}
}
$db->sql_freeresult($result);
$sql = 'SELECT word
FROM ' . WORDS_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#(' . str_replace('\*', '.*?', preg_quote($row['word'], '#')) . ')#i', $username))
{
return 'USERNAME_DISALLOWED';
}
}
$db->sql_freeresult($result);
return false;
}
// Check to see if email address is banned or already present in the DB
function validate_email($email)
{
global $config, $db, $user;
if (preg_match('#^[a-z0-9\.\-_\+]+?@(.*?\.)*?[a-z0-9\-_]+?\.[a-z]{2,4}$#i', $email))
{
$sql = 'SELECT ban_email
FROM ' . BANLIST_TABLE;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
if (preg_match('#^' . str_replace('*', '.*?', $row['ban_email']) . '$#i', $email))
{
return 'EMAIL_BANNED';
}
}
$db->sql_freeresult($result);
if (!$config['allow_emailreuse'])
{
$sql = 'SELECT user_email
FROM ' . USERS_TABLE . "
WHERE user_email = '" . $db->sql_escape($email) . "'";
$result = $db->sql_query($sql);
if ($row = $db->sql_fetchrow($result))
{
return 'EMAIL_TAKEN';
}
$db->sql_freeresult($result);
}
return false;
}
return 'EMAIL_INVALID';
}
function update_username($old_name, $new_name)
{
global $db;
}
function avatar_delete()
{
global $config, $db, $user;
$avatar = explode(':', $user->data['user_avatar']);
$avatar_type = array_shift($avatar);
if ($avatar_type != 'upload')
{
return;
}
$avatar = implode('', $avatar);
if (@file_exists('./' . $config['avatar_path'] . '/' . $avatar))
{
@unlink('./' . $config['avatar_path'] . '/' . $avatar);
}
}
function avatar_remote(&$data)
{
global $config, $db, $user;
if (!preg_match('#^(http[s]*?)|(ftp)://#i', $data['remotelink']))
{
$data['remotelink'] = 'http://' . $data['remotelink'];
}
if (!preg_match('#^(http[s]?)|(ftp)://(.*?\.)*?[a-z0-9\-]+?\.[a-z]{2,4}:?([0-9]*?).*?\.(gif|jpg|jpeg|png)$#i', $data['remotelink']))
{
$this->error[] = $user->lang['AVATAR_URL_INVALID'];
return true;
}
if (!($data['width'] || $data['height']) && ($config['avatar_max_width'] || $config['avatar_max_height']))
{
list($width, $height) = @getimagesize($data['remotelink']);
if ($width > $config['avatar_max_width'] || $height > $config['avatar_max_height'])
{
$this->error[] = sprintf($user->lang['AVATAR_WRONG_SIZE'], $config['avatar_max_width'], $config['avatar_max_height']);
return true;
}
$data['width'] = &$width;
$data['height'] = &$height;
}
else if ($data['width'] > $config['avatar_max_width'] || $data['height'] > $config['avatar_max_height'])
{
$this->error[] = sprintf($user->lang['AVATAR_WRONG_SIZE'], $config['avatar_max_width'], $config['avatar_max_height']);
return true;
}
// Set type
$data['filename'] = &$data['remotelink'];
$data['type'] = AVATAR_REMOTE;
return false;
}
function avatar_upload(&$data)
{
global $config, $db, $user;
if (!empty($_FILES['uploadfile']['tmp_name']))
{
$filename = $_FILES['uploadfile']['tmp_name'];
$filesize = $_FILES['uploadfile']['size'];
$realname = $_FILES['uploadfile']['name'];
if (file_exists($filename) && preg_match('#^(.*?)\.(jpg|jpeg|gif|png)$#i', $realname, $match))
{
$realname = $match[1];
$filetype = $match[2];
$php_move = 'move_uploaded_file';
}
else
{
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
}
else if (preg_match('#^(http://).*?\.(jpg|jpeg|gif|png)$#i', $data['uploadurl'], $match))
{
if (empty($match[2]))
{
$this->error[] = $user->lang['AVATAR_URL_INVALID'];
return true;
}
$url = parse_url($data['uploadurl']);
$host = $url['host'];
$path = dirname($url['path']);
$port = (!empty($url['port'])) ? $url['port'] : 80;
$filetype = array_pop(explode('.', $url['path']));
$realname = basename($url['path'], '.' . $filetype);
$filename = $url['path'];
$filesize = 0;
if (!($fsock = @fsockopen($host, $port, $errno, $errstr)))
{
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
fputs($fsock, 'GET /' . $filename . " HTTP/1.1\r\n");
fputs($fsock, "HOST: " . $host . "\r\n");
fputs($fsock, "Connection: close\r\n\r\n");
$avatar_data = '';
while (!feof($fsock))
{
$avatar_data .= fread($fsock, $config['avatar_filesize']);
}
@fclose($fsock);
$avatar_data = array_pop(explode("\r\n", $avatar_data));
if (empty($avatar_data))
{
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
unset($url_ary);
$tmp_path = (!@ini_get('safe_mode')) ? false : './' . $config['avatar_path'] . '/tmp';
$filename = tempnam($tmp_path, uniqid(rand()) . '-');
if (!($fp = @fopen($filename, 'wb')))
{
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
$filesize = fwrite($fp, $avatar_data);
fclose($fp);
unset($avatar_data);
if (!$filesize)
{
unlink($filename);
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
$php_move = 'copy';
}
list($width, $height) = getimagesize($filename);
if ($width > $config['avatar_max_width'] || $height > $config['avatar_max_height'] || !$width || !$height)
{
$this->error[] = sprintf($user->lang['AVATAR_WRONG_SIZE'], $config['avatar_max_width'], $config['avatar_max_height']);
return true;
}
// Replace any chars which may cause us problems with _
$bad_chars = array(' ', '/', ':', '*', '?', '"', '<', '>', '|');
$data['filename'] = $user->data['user_id'] . '_' . str_replace($bad_chars, '_', $realname) . '.' . $filetype;
$data['width'] = &$width;
$data['height'] = &$height;
if(!$php_move($filename, './' . $config['avatar_path'] . '/' . $data['filename']))
{
@unlink($filename);
$this->error[] = $user->lang['AVATAR_NOT_UPLOADED'];
return true;
}
@unlink($filename);
$filesize = filesize('./' . $config['avatar_path'] . '/' . $data['filename']);
if (!$filesize || $filesize > $config['avatar_filesize'])
{
$this->error[] = sprintf($user->lang['AVATAR_WRONG_FILESIZE'], $config['avatar_filesize']);
return true;
}
// Set type
$data['type'] = AVATAR_UPLOAD;
return;
}
}
?>