/**
* Update the user profile icon based on profile_sync data
*
* @param string $event the name of the event
* @param string $type the type of the event
* @param mixed $object supplied object
*
* @return void
*/
function theme_haarlem_intranet_profile_sync_profile_icon($event, $type, $object)
{
if (empty($object) || !is_array($object)) {
return;
}
$user = elgg_extract('entity', $object);
if (empty($user) || !elgg_instanceof($user, 'user')) {
return;
}
// handle icons
$datasource = elgg_extract('datasource', $object);
$source_row = elgg_extract('source_row', $object);
if (empty($datasource) || empty($source_row)) {
return;
}
// handle custom icon
$fh = new ElggFile();
$fh->owner_guid = $user->getGUID();
$icon_sizes = elgg_get_config('icon_sizes');
$icon_path = elgg_extract('profielfoto', $source_row);
$icon_path = profile_sync_filter_var($icon_path);
if (empty($icon_path)) {
// remove icon
foreach ($icon_sizes as $size => $info) {
$fh->setFilename("haarlem_icon/{$size}.jpg");
if ($fh->exists()) {
$fh->delete();
}
}
unset($user->haarlem_icontime);
return;
}
$csv_location = $datasource->csv_location;
if (empty($csv_location)) {
return;
}
$csv_filename = basename($csv_location);
$base_location = rtrim(str_ireplace($csv_filename, "", $csv_location), DIRECTORY_SEPARATOR);
$icon_path = sanitise_filepath($icon_path, false);
// prevent abuse (like ../../......)
$icon_path = ltrim($icon_path, DIRECTORY_SEPARATOR);
// remove beginning /
$icon_path = $base_location . DIRECTORY_SEPARATOR . $icon_path;
// concat base location and rel path
// icon exists
if (!file_exists($icon_path)) {
return;
}
// was csv image updated
$csv_iconsize = @filesize($icon_path);
if ($csv_iconsize !== false) {
$csv_iconsize = md5($csv_iconsize);
$icontime = $user->haarlem_icontime;
if ($csv_iconsize === $icontime) {
// icons are the same
return;
}
}
// try to get the user icon
$icon_contents = file_get_contents($icon_path);
if (empty($icon_contents)) {
return;
}
// make sure we have a hash to save
if ($csv_iconsize === false) {
$csv_iconsize = strlen($icon_contents);
$csv_iconsize = md5($csv_iconsize);
}
// write icon to a temp location for further handling
$tmp_icon = tempnam(sys_get_temp_dir(), $user->getGUID());
file_put_contents($tmp_icon, $icon_contents);
// resize icon
$icon_updated = false;
foreach ($icon_sizes as $size => $icon_info) {
$icon_contents = get_resized_image_from_existing_file($tmp_icon, $icon_info["w"], $icon_info["h"], $icon_info["square"], 0, 0, 0, 0, $icon_info["upscale"]);
if (empty($icon_contents)) {
continue;
}
$fh->setFilename("haarlem_icon/{$size}.jpg");
$fh->open("write");
$fh->write($icon_contents);
$fh->close();
$icon_updated = true;
}
// did we have a successfull icon upload?
if ($icon_updated) {
$user->haarlem_icontime = $csv_iconsize;
}
// cleanup
unlink($tmp_icon);
}
/**
* Find a user based on a profile field and it's value
*
* @param stirng $profile_field profile field name
* @param string $field_value profile field value
* @param ElggObject $sync_config sync configuration (for logging)
* @param array $log_counters array with logging counters
*
* @return false|ElggUser
*/
function profile_sync_find_user($profile_field, $field_value, ElggObject $sync_config, &$log_counters)
{
static $profile_fields;
static $dbprefix;
if (!isset($profile_fields)) {
$profile_fields = elgg_get_config('profile_fields');
}
if (!isset($dbprefix)) {
$dbprefix = elgg_get_config('dbprefix');
}
if (!elgg_instanceof($sync_config, 'object', 'profile_sync_config')) {
return false;
}
if (empty($log_counters) || !is_array($log_counters)) {
return false;
}
if (!in_array($profile_field, ['name', 'username', 'email']) && !array_key_exists($profile_field, $profile_fields)) {
return false;
}
$field_value = profile_sync_filter_var($field_value);
if (empty($field_value)) {
return false;
}
$user = false;
switch ($profile_field) {
case 'username':
$user = get_user_by_username($field_value);
break;
case 'email':
$users = get_user_by_email($field_value);
if (count($users) > 1) {
$log_counters['duplicate email']++;
profile_sync_log($sync_config->getGUID(), "Duplicate email address: {$field_value}");
} elseif (count($users) === 1) {
$user = $users[0];
}
break;
case 'name':
$options = ['type' => 'user', 'limit' => false, 'joins' => ["JOIN {$dbprefix}users_entity ue ON e.guid = ue.guid"], 'wheres' => ['ue.name LIKE "' . sanitise_string($field_value) . '"']];
$users = elgg_get_entities($options);
if (count($users) > 1) {
$log_counters['duplicate name']++;
profile_sync_log($sync_config->getGUID(), "Duplicate name: {$field_value}");
} elseif (count($users) == 1) {
$user = $users[0];
}
break;
default:
$options = ['type' => 'user', 'limit' => false, 'metadata_name_value_pairs' => ['name' => $profile_field, 'value' => $field_value]];
$users = elgg_get_entities_from_metadata($options);
if (count($users) > 1) {
$log_counters['duplicate profile field']++;
profile_sync_log($sync_config->getGUID(), "Duplicate profile field: {$profile_field} => {$field_value}");
} elseif (count($users) === 1) {
$user = $users[0];
}
break;
}
return $user;
}
