/**
* Get value of attribute
*
* This function search in order uri, user, domain and global tracks
* for attribute value and return value from the first track where find it.
*
* Alowed options:
* - uid (string) - uid of user track
* - did (string) - did of domain track
* - uri (array) - identifies uri track. Have to have three
* components: scheme, username and did
*
* @param string $name name of the attribute
* @param array $opt options
* @return mixed value of attribute or FALSE on error
*/
function get_attribute($name, $opt)
{
/* set default values for options */
$opt_uid = isset($opt["uid"]) ? $opt["uid"] : null;
$opt_did = isset($opt["did"]) ? $opt["did"] : null;
$opt_uri = isset($opt["uri"]) ? $opt["uri"] : null;
if (!is_null($opt_uri)) {
$attrs =& Uri_Attrs::singleton($opt_uri['scheme'], $opt_uri['username'], $opt_uri['did']);
if (false === ($attr = $attrs->get_attribute($name))) {
return false;
}
if (!is_null($attr)) {
return $attr;
}
}
if (!is_null($opt_uid)) {
$attrs =& User_Attrs::singleton($opt_uid);
if (false === ($attr = $attrs->get_attribute($name))) {
return false;
}
if (!is_null($attr)) {
return $attr;
}
}
if (!is_null($opt_did)) {
$attrs =& Domain_Attrs::singleton($opt_did);
if (false === ($attr = $attrs->get_attribute($name))) {
return false;
}
if (!is_null($attr)) {
return $attr;
}
}
$attrs =& Global_Attrs::singleton();
if (false === ($attr = $attrs->get_attribute($name))) {
return false;
}
if (!is_null($attr)) {
return $attr;
}
/* attribute not found */
return null;
}
function create_html_form(&$errors)
{
global $data, $config;
parent::create_html_form($errors);
$attr_types =& Attr_types::singleton();
//get list of attributes
if (false === ($this->attr_types =& $attr_types->get_attr_types())) {
return false;
}
switch ($this->opt['attrs_kind']) {
case "uri":
// get uri_attrs
$this->uri_attrs =& Uri_Attrs::singleton($this->uri_scheme, $this->uri_uname, $this->uri_did);
if (false === ($uri_attrs = $this->uri_attrs->get_attributes())) {
return false;
}
case "user":
// get user_attrs
$this->user_attrs =& User_Attrs::singleton($this->uid);
if (false === ($user_attrs = $this->user_attrs->get_attributes())) {
return false;
}
case "domain":
// get domain_attrs
$this->domain_attrs =& Domain_Attrs::singleton($this->did);
if (false === ($domain_attrs = $this->domain_attrs->get_attributes())) {
return false;
}
case "global":
// get global_attrs
$this->global_attrs =& Global_Attrs::singleton();
if (false === ($global_attrs = $this->global_attrs->get_attributes())) {
return false;
}
}
$this->attr_values = array();
foreach ($this->attr_types as $k => $v) {
if ($this->opt['attrs_kind'] == 'uri' and !$this->attr_types[$k]->is_for_URIs()) {
continue;
} elseif ($this->opt['attrs_kind'] == 'user' and !$this->attr_types[$k]->is_for_users()) {
continue;
} elseif ($this->opt['attrs_kind'] == 'domain' and !$this->attr_types[$k]->is_for_domains()) {
continue;
} elseif ($this->opt['attrs_kind'] == 'global' and !$this->attr_types[$k]->is_for_globals()) {
continue;
}
switch ($this->opt['attrs_kind']) {
case "uri":
if (isset($uri_attrs[$k])) {
$this->attr_values[$k] = $uri_attrs[$k];
break;
}
case "user":
if (isset($user_attrs[$k])) {
$this->attr_values[$k] = $user_attrs[$k];
break;
}
case "domain":
if (isset($domain_attrs[$k])) {
$this->attr_values[$k] = $domain_attrs[$k];
break;
}
case "global":
if (isset($global_attrs[$k])) {
$this->attr_values[$k] = $global_attrs[$k];
break;
}
}
/*
* If the value of attribute is not found, set it as null
*/
if (!isset($this->attr_values[$k])) {
$this->attr_values[$k] = null;
}
}
// if option 'atributes' is not given, that mean we will work with all attributes
if (empty($this->opt['attributes'])) {
foreach ($this->attr_values as $k => $v) {
// work only with attributes which have access to read
if ($this->access_to_read($k)) {
$this->opt['attributes'][] = $k;
}
}
} else {
foreach ($this->opt['attributes'] as $k => $v) {
if (!array_key_exists($v, $this->attr_values)) {
log_errors(PEAR::RaiseError("Attribute named '" . $v . "' does not exists"), $errors);
unset($this->opt['attributes'][$k]);
}
}
}
//except unwanted arguments
$this->opt['attributes'] = array_diff($this->opt['attributes'], $this->opt['exclude_attributes']);
//save avaiable attrs before are filtered by group
$this->all_avaiable_attrs = $this->opt['attributes'];
if (!empty($this->opt['attrs_group'])) {
foreach ($this->opt['attributes'] as $k => $v) {
// work only with attributes from specified group
if ($this->attr_types[$v]->get_group() != $this->opt['attrs_group']) {
unset($this->opt['attributes'][$k]);
}
}
}
//set options to attributes
foreach ($this->opt['attributes'] as $att) {
if (isset($this->opt['attrs_options'][$att]) and is_array($this->opt['attrs_options'][$att])) {
foreach ($this->opt['attrs_options'][$att] as $k => $v) {
$this->attr_types[$att]->set_opt($k, $v);
}
}
}
// add elements to form object
foreach ($this->opt['attributes'] as $att) {
if (!$this->access_to_change($att)) {
continue;
}
//if attribute cannot be changed, do not add it ot the form
$opt = array();
$opt['err_msg'] = isset($this->opt['error_messages'][$att]) ? $this->opt['error_messages'][$att] : null;
$this->attr_types[$att]->form_element($this->f, $this->attr_values[$att], $opt);
$this->js_on_subm .= $this->attr_types[$att]->validation_js_before();
$this->js_on_subm_2 .= $this->attr_types[$att]->validation_js_after();
}
if (!empty($this->opt['validate_js_funct'])) {
$this->js_on_subm_2 .= $this->opt['validate_js_funct'];
}
}
