Commit dc350b54 authored by Brion Vibber's avatar Brion Vibber

Work in progress on nickname validation changes. lib/nickname.php appears to...

Work in progress on nickname validation changes. lib/nickname.php appears to have been destroyed by NetBeans and will be rewritten shortly. Sigh.
parent 6e249b4a
......@@ -73,7 +73,7 @@ class ApiGroupCreateAction extends ApiAuthAction
$this->user = $this->auth_user;
$this->nickname = $this->arg('nickname');
$this->nickname = Nickname::normalize($this->arg('nickname'));
$this->fullname = $this->arg('full_name');
$this->homepage = $this->arg('homepage');
$this->description = $this->arg('description');
......@@ -150,26 +150,7 @@ class ApiGroupCreateAction extends ApiAuthAction
*/
function validateParams()
{
$valid = Validate::string(
$this->nickname, array(
'min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT
)
);
if (!$valid) {
$this->clientError(
// TRANS: Validation error in form for group creation.
_(
'Nickname must have only lowercase letters ' .
'and numbers and no spaces.'
),
403,
$this->format
);
return false;
} elseif ($this->groupNicknameExists($this->nickname)) {
if ($this->groupNicknameExists($this->nickname)) {
$this->clientError(
// TRANS: Client error trying to create a group with a nickname this is already in use.
_('Nickname already in use. Try another one.'),
......@@ -265,15 +246,7 @@ class ApiGroupCreateAction extends ApiAuthAction
foreach ($this->aliases as $alias) {
$valid = Validate::string(
$alias, array(
'min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT
)
);
if (!$valid) {
if (!Nickname::isValid($alias)) {
$this->clientError(
// TRANS: Client error shown when providing an invalid alias during group creation.
// TRANS: %s is the invalid alias.
......
......@@ -177,21 +177,14 @@ class EditgroupAction extends GroupDesignAction
return;
}
$nickname = common_canonical_nickname($this->trimmed('nickname'));
$nickname = Nickname::normalize($this->trimmed('nickname'));
$fullname = $this->trimmed('fullname');
$homepage = $this->trimmed('homepage');
$description = $this->trimmed('description');
$location = $this->trimmed('location');
$aliasstring = $this->trimmed('aliases');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
// TRANS: Group edit form validation error.
$this->showForm(_('Nickname must have only lowercase letters '.
'and numbers and no spaces.'));
return;
} else if ($this->nicknameExists($nickname)) {
if ($this->nicknameExists($nickname)) {
// TRANS: Group edit form validation error.
$this->showForm(_('Nickname already in use. Try another one.'));
return;
......@@ -241,9 +234,7 @@ class EditgroupAction extends GroupDesignAction
}
foreach ($aliases as $alias) {
if (!Validate::string($alias, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
if (!Nickname::isValid($alias)) {
// TRANS: Group edit form validation error.
$this->showForm(sprintf(_('Invalid alias: "%s"'), $alias));
return;
......
......@@ -113,21 +113,18 @@ class NewgroupAction extends Action
function trySave()
{
$nickname = $this->trimmed('nickname');
try {
$nickname = Nickname::normalize($this->trimmed('nickname'));
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
}
$fullname = $this->trimmed('fullname');
$homepage = $this->trimmed('homepage');
$description = $this->trimmed('description');
$location = $this->trimmed('location');
$aliasstring = $this->trimmed('aliases');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
// TRANS: Group create form validation error.
$this->showForm(_('Nickname must have only lowercase letters '.
'and numbers and no spaces.'));
return;
} else if ($this->nicknameExists($nickname)) {
if ($this->nicknameExists($nickname)) {
// TRANS: Group create form validation error.
$this->showForm(_('Nickname already in use. Try another one.'));
return;
......@@ -177,9 +174,7 @@ class NewgroupAction extends Action
}
foreach ($aliases as $alias) {
if (!Validate::string($alias, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
if (!Nickname::isValid($alias)) {
// TRANS: Group create form validation error.
$this->showForm(sprintf(_('Invalid alias: "%s"'), $alias));
return;
......
......@@ -225,7 +225,13 @@ class ProfilesettingsAction extends AccountSettingsAction
if (Event::handle('StartProfileSaveForm', array($this))) {
$nickname = $this->trimmed('nickname');
try {
$nickname = Nickname::normalize($this->trimmed('nickname'));
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
return;
}
$fullname = $this->trimmed('fullname');
$homepage = $this->trimmed('homepage');
$bio = $this->trimmed('bio');
......@@ -236,13 +242,7 @@ class ProfilesettingsAction extends AccountSettingsAction
$tagstring = $this->trimmed('tags');
// Some validation
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
// TRANS: Validation error in form for profile settings.
$this->showForm(_('Nickname must have only lowercase letters and numbers and no spaces.'));
return;
} else if (!User::allowed_nickname($nickname)) {
if (!User::allowed_nickname($nickname)) {
// TRANS: Validation error in form for profile settings.
$this->showForm(_('Not a valid nickname.'));
return;
......
......@@ -198,7 +198,11 @@ class RegisterAction extends Action
}
// Input scrubbing
$nickname = common_canonical_nickname($nickname);
try {
$nickname = Nickname::normalize($nickname);
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
}
$email = common_canonical_email($email);
if (!$this->boolean('license')) {
......@@ -206,11 +210,6 @@ class RegisterAction extends Action
'agree to the license.'));
} else if ($email && !Validate::email($email, common_config('email', 'check_domain'))) {
$this->showForm(_('Not a valid email address.'));
} else if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
$this->showForm(_('Nickname must have only lowercase letters '.
'and numbers and no spaces.'));
} else if ($this->nicknameExists($nickname)) {
$this->showForm(_('Nickname already in use. Try another one.'));
} else if (!User::allowed_nickname($nickname)) {
......
......@@ -117,6 +117,17 @@ require_once 'markdown.php';
// XXX: other formats here
/**
* Avoid the NICKNAME_FMT constant; use the Nickname class instead.
*
* Nickname::DISPLAY_FMT is more suitable for inserting into regexes;
* note that it includes the [] and repeating bits, so should be wrapped
* directly in a capture paren usually.
*
* For validation, use Nickname::validate() etc.
*
* @deprecated
*/
define('NICKNAME_FMT', VALIDATE_NUM.VALIDATE_ALPHA_LOWER);
require_once INSTALLDIR.'/lib/util.php';
......
......@@ -520,18 +520,15 @@ function common_user_cache_hash($user=false)
/**
* get canonical version of nickname for comparison
*
* Currently this just runs strtolower(); more is needed.
*
* @fixme normalize punctuation chars where applicable
* @fixme reject invalid input
*
* @param string $nickname
* @return string
*
* @throws NicknameException on invalid input
* @deprecated call Nickname::normalize() directly.
*/
function common_canonical_nickname($nickname)
{
// XXX: UTF-8 canonicalization (like combining chars)
return strtolower($nickname);
return Nickname::normalize($nickname);
}
/**
......@@ -553,8 +550,6 @@ function common_canonical_email($email)
/**
* Partial notice markup rendering step: build links to !group references.
*
* @fixme use abstracted group nickname regex
*
* @param string $text partially rendered HTML
* @param Notice $notice in whose context we're working
* @return string partially rendered HTML
......@@ -564,7 +559,8 @@ function common_render_content($text, $notice)
$r = common_render_text($text);
$id = $notice->profile_id;
$r = common_linkify_mentions($r, $notice);
$r = preg_replace('/(^|[\s\.\,\:\;]+)!([A-Za-z0-9]{1,64})/e', "'\\1!'.common_group_link($id, '\\2')", $r);
$r = preg_replace('/(^|[\s\.\,\:\;]+)!(' . Nickname::DISPLAY_FMT . ')/e',
"'\\1!'.common_group_link($id, '\\2')", $r);
return $r;
}
......@@ -625,11 +621,19 @@ function common_linkify_mention($mention)
}
/**
* @fixme use NICKNAME_FMT more consistently
* Find @-mentions in the given text, using the given notice object as context.
* References will be resolved with common_relative_profile() against the user
* who posted the notice.
*
* Note the return data format is internal, to be used for building links and
* such. Should not be used directly; rather, call common_linkify_mentions().
*
* @param string $text
* @param Notice $notice notice in whose context we're building links
*
* @return array
*
* @access private
*/
function common_find_mentions($text, $notice)
{
......@@ -665,12 +669,12 @@ function common_find_mentions($text, $notice)
}
}
preg_match_all('/^T ([A-Z0-9]{1,64}) /',
preg_match_all('/^T (' . Nickname::DISPLAY_FMT . ') /',
$text,
$tmatches,
PREG_OFFSET_CAPTURE);
preg_match_all('/(?:^|\s+)@(['.NICKNAME_FMT.']{1,64})/',
preg_match_all('/(?:^|\s+)@(' . Nickname::DISPLAY_FMT . ')\b/',
$text,
$atmatches,
PREG_OFFSET_CAPTURE);
......@@ -678,7 +682,12 @@ function common_find_mentions($text, $notice)
$matches = array_merge($tmatches[1], $atmatches[1]);
foreach ($matches as $match) {
$nickname = common_canonical_nickname($match[0]);
try {
$nickname = Nickname::normalize($match[0]);
} catch (NicknameException $e) {
// Bogus match? Drop it.
continue;
}
// Try to get a profile for this nickname.
// Start with conversation context, then go to
......@@ -1038,6 +1047,13 @@ function common_valid_profile_tag($str)
return preg_match('/^[A-Za-z0-9_\-\.]{1,64}$/', $str);
}
/**
*
* @param <type> $sender_id
* @param <type> $nickname
* @return <type>
* @access private
*/
function common_group_link($sender_id, $nickname)
{
$sender = Profile::staticGet($sender_id);
......
......@@ -257,13 +257,10 @@ class FBConnectauthAction extends Action
}
}
$nickname = $this->trimmed('newname');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
$this->showForm(_m('Nickname must have only lowercase letters and numbers and no spaces.'));
return;
try {
$nickname = Nickname::normalize($this->trimmed('newname'));
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
}
if (!User::allowed_nickname($nickname)) {
......@@ -447,9 +444,7 @@ class FBConnectauthAction extends Action
function isNewNickname($str)
{
if (!Validate::string($str, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
if (!Nickname::isValid($str)) {
return false;
}
if (!User::allowed_nickname($str)) {
......
......@@ -67,10 +67,10 @@ class MapstractionPlugin extends Plugin
{
$m->connect(':nickname/all/map',
array('action' => 'allmap'),
array('nickname' => '['.NICKNAME_FMT.']{1,64}'));
array('nickname' => Nickname::DISPLAY_FMT));
$m->connect(':nickname/map',
array('action' => 'usermap'),
array('nickname' => '['.NICKNAME_FMT.']{1,64}'));
array('nickname' => Nickname::DISPLAY_FMT));
return true;
}
......
......@@ -53,7 +53,7 @@ class MapAction extends OwnerDesignAction
parent::prepare($args);
$nickname_arg = $this->arg('nickname');
$nickname = common_canonical_nickname($nickname_arg);
$nickname = Nickname::normalize($nickname_arg);
// Permanent redirect on non-canonical nickname
......
......@@ -272,13 +272,10 @@ class FinishopenidloginAction extends Action
}
}
$nickname = $this->trimmed('newname');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
// TRANS: OpenID plugin message. The entered new user name did not conform to the requirements.
$this->showForm(_m('Nickname must have only lowercase letters and numbers and no spaces.'));
try {
$nickname = Nickname::validate($this->trimmed('newname'));
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
return;
}
......@@ -463,9 +460,7 @@ class FinishopenidloginAction extends Action
function isNewNickname($str)
{
if (!Validate::string($str, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
if (!Nickname::isValid($str)) {
return false;
}
if (!User::allowed_nickname($str)) {
......
......@@ -441,12 +441,10 @@ class TwitterauthorizationAction extends Action
}
}
$nickname = $this->trimmed('newname');
if (!Validate::string($nickname, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
$this->showForm(_m('Nickname must have only lowercase letters and numbers and no spaces.'));
try {
$nickname = Nickname::normalize($this->trimmed('newname'));
} catch (NicknameException $e) {
$this->showForm($e->getMessage());
return;
}
......@@ -619,9 +617,7 @@ class TwitterauthorizationAction extends Action
function isNewNickname($str)
{
if (!Validate::string($str, array('min_length' => 1,
'max_length' => 64,
'format' => NICKNAME_FMT))) {
if (!Nickname::isValid($str)) {
return false;
}
if (!User::allowed_nickname($str)) {
......
......@@ -17,18 +17,37 @@ require_once INSTALLDIR . '/lib/common.php';
class NicknameTest extends PHPUnit_Framework_TestCase
{
/**
* @dataProvider provider
* Basic test using Nickname::normalize()
*
* @dataProvider provider
*/
public function testBasic($input, $expected)
public function testBasic($input, $expected, $expectedException=null)
{
$matches = array();
// First problem: this is all manual, wtf!
if (preg_match('/^([' . NICKNAME_FMT . ']{1,64})$/', $input, $matches)) {
$norm = common_canonical_nickname($matches[1]);
$this->assertEquals($expected, $norm, "normalized input nickname: $input -> $norm");
$exception = null;
$normalized = false;
try {
$normalized = Nickname::normalize($normalized);
} catch (NicknameException $e) {
$exception = $e;
}
if ($expected === false) {
if ($expectedException) {
$this->assert($exception && $exception instanceof $expectedException,
"invalid input '$input' expected to fail with $expectedException, " .
"got " . get_class($exception) . ': ' . $exception->getMessage());
} else {
$this->assert($normalized == false,
"invalid input '$input' expected to fail");
}
} else {
$this->assertEquals($expected, false, "invalid input nickname: $input");
$msg = "normalized input nickname '$input' expected to normalize to '$expected', got ";
if ($exception) {
$msg .= get_class($exception) . ': ' . $exception->getMessage();
} else {
$msg .= "'$normalized'";
}
$this->assertEquals($expected, $norm, $msg);
}
}
......@@ -36,17 +55,38 @@ class NicknameTest extends PHPUnit_Framework_TestCase
{
return array(
array('evan', 'evan'),
// Case and underscore variants
array('Evan', 'evan'),
array('EVAN', 'evan'),
array('ev_an', 'evan'),
array('ev.an', 'evan'),
array('ev/an', false),
array('ev an', false),
array('ev-an', false),
array('évan', false), // so far...
array('Évan', false), // so far...
array('E__V_an', 'evan'),
array('evan1', 'evan1'),
array('evan_1', 'evan1'),
array('0x20', '0x20'),
array('1234', '1234'), // should this be allowed though? :)
array('12__34', '1234'),
// Some (currently) invalid chars...
array('^#@&^#@', false, 'NicknameInvalidException'), // all invalid :D
array('ev.an', false, 'NicknameInvalidException'),
array('ev/an', false, 'NicknameInvalidException'),
array('ev an', false, 'NicknameInvalidException'),
array('ev-an', false, 'NicknameInvalidException'),
// Non-ASCII letters; currently not allowed, in future
// we'll add them at least with conversion to ASCII.
// Not much use until we have storage of display names,
// though.
array('évan', false, 'NicknameInvalidException'), // so far...
array('Évan', false, 'NicknameInvalidException'), // so far...
// Length checks
array('', false, 'NicknameEmptyException'),
array('___', false, 'NicknameEmptyException'),
array('eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee', 'eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee'), // 64 chars
array('eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee_', 'eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee'), // the _ will be trimmed off, remaining valid
array('eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee', false, 'NicknameTooLongException'), // 65 chars -- too long
);
}
}
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