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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* External message API
*
* @package core_message
* @category external
* @copyright 2011 Jerome Mouneyrac
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once("$CFG->libdir/externallib.php");
require_once($CFG->dirroot . "/message/lib.php");
/**
* Message external functions
*
* @package core_message
* @category external
* @copyright 2011 Jerome Mouneyrac
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 2.2
*/
class core_message_external extends external_api {
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since Moodle 3.6
*/
public static function send_messages_to_conversation_parameters() {
return new external_function_parameters(
array(
'conversationid' => new external_value(PARAM_INT, 'id of the conversation'),
'messages' => new external_multiple_structure(
new external_single_structure(
array(
'text' => new external_value(PARAM_RAW, 'the text of the message'),
'textformat' => new external_format_value('text', VALUE_DEFAULT, FORMAT_MOODLE),
)
)
)
)
);
}
/**
* Send messages from the current USER to a conversation.
*
* This conversation may be any type of conversation, individual or group.
*
* @param int $conversationid the id of the conversation to which the messages will be sent.
* @param array $messages An array of message to send.
* @return array the array of messages which were sent (created).
* @since Moodle 3.6
*/
public static function send_messages_to_conversation(int $conversationid, array $messages = []) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Ensure the current user is allowed to run this function.
$context = context_system::instance();
self::validate_context($context);
$params = self::validate_parameters(self::send_messages_to_conversation_parameters(), [
'conversationid' => $conversationid,
'messages' => $messages
]);
// Validate messages content before posting them.
foreach ($params['messages'] as $message) {
// Check message length.
if (strlen($message['text']) > \core_message\api::MESSAGE_MAX_LENGTH) {
throw new moodle_exception('errormessagetoolong', 'message');
}
}
$messages = [];
foreach ($params['messages'] as $message) {
$createdmessage = \core_message\api::send_message_to_conversation($USER->id, $params['conversationid'], $message['text'],
$message['textformat']);
$createdmessage->text = message_format_message_text((object) [
'smallmessage' => $createdmessage->text,
'fullmessageformat' => external_validate_format($message['textformat']),
'fullmessagetrust' => $createdmessage->fullmessagetrust
]);
$messages[] = $createdmessage;
}
return $messages;
}
/**
* Returns description of method result value.
*
* @return external_description
* @since Moodle 3.6
*/
public static function send_messages_to_conversation_returns() {
return new external_multiple_structure(
self::get_conversation_message_structure()
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since Moodle 2.2
*/
public static function send_instant_messages_parameters() {
return new external_function_parameters(
array(
'messages' => new external_multiple_structure(
new external_single_structure(
array(
'touserid' => new external_value(PARAM_INT, 'id of the user to send the private message'),
'text' => new external_value(PARAM_RAW, 'the text of the message'),
'textformat' => new external_format_value('text', VALUE_DEFAULT, FORMAT_MOODLE),
'clientmsgid' => new external_value(PARAM_ALPHANUMEXT, 'your own client id for the message. If this id is provided, the fail message id will be returned to you', VALUE_OPTIONAL),
)
)
)
)
);
}
/**
* Send private messages from the current USER to other users
*
* @param array $messages An array of message to send.
* @return array
* @since Moodle 2.2
*/
public static function send_instant_messages($messages = array()) {
global $CFG, $USER, $DB;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Ensure the current user is allowed to run this function
$context = context_system::instance();
self::validate_context($context);
require_capability('moodle/site:sendmessage', $context);
// Ensure the current user is allowed to delete message for everyone.
$candeletemessagesforallusers = has_capability('moodle/site:deleteanymessage', $context);
$params = self::validate_parameters(self::send_instant_messages_parameters(), array('messages' => $messages));
//retrieve all tousers of the messages
$receivers = array();
foreach($params['messages'] as $message) {
$receivers[] = $message['touserid'];
}
list($sqluserids, $sqlparams) = $DB->get_in_or_equal($receivers);
$tousers = $DB->get_records_select("user", "id " . $sqluserids . " AND deleted = 0", $sqlparams);
$resultmessages = array();
$messageids = array();
foreach ($params['messages'] as $message) {
$resultmsg = array(); //the infos about the success of the operation
// We are going to do some checking.
// Code should match /messages/index.php checks.
$success = true;
// Check the user exists.
if (empty($tousers[$message['touserid']])) {
$success = false;
$errormessage = get_string('touserdoesntexist', 'message', $message['touserid']);
}
// Check message length.
if ($success && strlen($message['text']) > \core_message\api::MESSAGE_MAX_LENGTH) {
$success = false;
$errormessage = get_string('errormessagetoolong', 'message');
}
// TODO MDL-31118 performance improvement - edit the function so we can pass an array instead userid
// Check if the recipient can be messaged by the sender.
if ($success && !\core_message\api::can_send_message($tousers[$message['touserid']]->id, $USER->id)) {
$success = false;
$errormessage = get_string('usercantbemessaged', 'message', fullname(\core_user::get_user($message['touserid'])));
}
// Now we can send the message (at least try).
if ($success) {
// TODO MDL-31118 performance improvement - edit the function so we can pass an array instead one touser object.
$success = message_post_message($USER, $tousers[$message['touserid']],
$message['text'], external_validate_format($message['textformat']));
}
// Build the resultmsg.
if (isset($message['clientmsgid'])) {
$resultmsg['clientmsgid'] = $message['clientmsgid'];
}
if ($success) {
$resultmsg['msgid'] = $success;
$resultmsg['timecreated'] = time();
$resultmsg['candeletemessagesforallusers'] = $candeletemessagesforallusers;
$messageids[] = $success;
} else {
// WARNINGS: for backward compatibility we return this errormessage.
// We should have thrown exceptions as these errors prevent results to be returned.
// See http://docs.moodle.org/dev/Errors_handling_in_web_services#When_to_send_a_warning_on_the_server_side .
$resultmsg['msgid'] = -1;
if (!isset($errormessage)) { // Nobody has set a message error or thrown an exception, let's set it.
$errormessage = get_string('messageundeliveredbynotificationsettings', 'error');
}
$resultmsg['errormessage'] = $errormessage;
}
$resultmessages[] = $resultmsg;
}
if (!empty($messageids)) {
$messagerecords = $DB->get_records_list(
'messages',
'id',
$messageids,
'',
'id, conversationid, smallmessage, fullmessageformat, fullmessagetrust');
$resultmessages = array_map(function($resultmessage) use ($messagerecords, $USER) {
$id = $resultmessage['msgid'];
$resultmessage['conversationid'] = isset($messagerecords[$id]) ? $messagerecords[$id]->conversationid : null;
$resultmessage['useridfrom'] = $USER->id;
$resultmessage['text'] = message_format_message_text((object) [
'smallmessage' => $messagerecords[$id]->smallmessage,
'fullmessageformat' => external_validate_format($messagerecords[$id]->fullmessageformat),
'fullmessagetrust' => $messagerecords[$id]->fullmessagetrust
]);
return $resultmessage;
}, $resultmessages);
}
return $resultmessages;
}
/**
* Returns description of method result value
*
* @return external_description
* @since Moodle 2.2
*/
public static function send_instant_messages_returns() {
return new external_multiple_structure(
new external_single_structure(
array(
'msgid' => new external_value(PARAM_INT, 'test this to know if it succeeds: id of the created message if it succeeded, -1 when failed'),
'clientmsgid' => new external_value(PARAM_ALPHANUMEXT, 'your own id for the message', VALUE_OPTIONAL),
'errormessage' => new external_value(PARAM_TEXT, 'error message - if it failed', VALUE_OPTIONAL),
'text' => new external_value(PARAM_RAW, 'The text of the message', VALUE_OPTIONAL),
'timecreated' => new external_value(PARAM_INT, 'The timecreated timestamp for the message', VALUE_OPTIONAL),
'conversationid' => new external_value(PARAM_INT, 'The conversation id for this message', VALUE_OPTIONAL),
'useridfrom' => new external_value(PARAM_INT, 'The user id who sent the message', VALUE_OPTIONAL),
'candeletemessagesforallusers' => new external_value(PARAM_BOOL,
'If the user can delete messages in the conversation for all users', VALUE_DEFAULT, false),
)
)
);
}
/**
* Delete contacts parameters description.
*
* @return external_function_parameters
* @since Moodle 2.5
*/
public static function delete_contacts_parameters() {
return new external_function_parameters(
array(
'userids' => new external_multiple_structure(
new external_value(PARAM_INT, 'User ID'),
'List of user IDs'
),
'userid' => new external_value(PARAM_INT, 'The id of the user we are deleting the contacts for, 0 for the
current user', VALUE_DEFAULT, 0)
)
);
}
/**
* Delete contacts.
*
* @param array $userids array of user IDs.
* @param int $userid The id of the user we are deleting the contacts for
* @return null
* @since Moodle 2.5
*/
public static function delete_contacts($userids, $userid = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
if (empty($userid)) {
$userid = $USER->id;
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = array('userids' => $userids, 'userid' => $userid);
$params = self::validate_parameters(self::delete_contacts_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
foreach ($params['userids'] as $id) {
\core_message\api::remove_contact($params['userid'], $id);
}
return null;
}
/**
* Delete contacts return description.
*
* @return external_description
* @since Moodle 2.5
*/
public static function delete_contacts_returns() {
return null;
}
/**
* Mute conversations parameters description.
*
* @return external_function_parameters
*/
public static function mute_conversations_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user who is blocking'),
'conversationids' => new external_multiple_structure(
new external_value(PARAM_INT, 'id of the conversation', VALUE_REQUIRED)
),
]
);
}
/**
* Mutes conversations.
*
* @param int $userid The id of the user who is blocking
* @param array $conversationids The list of conversations being muted
* @return external_description
*/
public static function mute_conversations(int $userid, array $conversationids) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'conversationids' => $conversationids];
$params = self::validate_parameters(self::mute_conversations_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
foreach ($params['conversationids'] as $conversationid) {
if (!\core_message\api::is_conversation_muted($params['userid'], $conversationid)) {
\core_message\api::mute_conversation($params['userid'], $conversationid);
}
}
return [];
}
/**
* Mute conversations return description.
*
* @return external_description
*/
public static function mute_conversations_returns() {
return new external_warnings();
}
/**
* Unmute conversations parameters description.
*
* @return external_function_parameters
*/
public static function unmute_conversations_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user who is unblocking'),
'conversationids' => new external_multiple_structure(
new external_value(PARAM_INT, 'id of the conversation', VALUE_REQUIRED)
),
]
);
}
/**
* Unmute conversations.
*
* @param int $userid The id of the user who is unblocking
* @param array $conversationids The list of conversations being muted
*/
public static function unmute_conversations(int $userid, array $conversationids) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'conversationids' => $conversationids];
$params = self::validate_parameters(self::unmute_conversations_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
foreach ($params['conversationids'] as $conversationid) {
\core_message\api::unmute_conversation($params['userid'], $conversationid);
}
return [];
}
/**
* Unmute conversations return description.
*
* @return external_description
*/
public static function unmute_conversations_returns() {
return new external_warnings();
}
/**
* Block user parameters description.
*
* @return external_function_parameters
*/
public static function block_user_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user who is blocking'),
'blockeduserid' => new external_value(PARAM_INT, 'The id of the user being blocked'),
]
);
}
/**
* Blocks a user.
*
* @param int $userid The id of the user who is blocking
* @param int $blockeduserid The id of the user being blocked
* @return external_description
*/
public static function block_user(int $userid, int $blockeduserid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'blockeduserid' => $blockeduserid];
$params = self::validate_parameters(self::block_user_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
// If the blocking is going to be useless then don't do it.
if (\core_message\api::can_send_message($userid, $blockeduserid, true)) {
return [];
}
if (!\core_message\api::is_blocked($params['userid'], $params['blockeduserid'])) {
\core_message\api::block_user($params['userid'], $params['blockeduserid']);
}
return [];
}
/**
* Block user return description.
*
* @return external_description
*/
public static function block_user_returns() {
return new external_warnings();
}
/**
* Unblock user parameters description.
*
* @return external_function_parameters
*/
public static function unblock_user_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user who is unblocking'),
'unblockeduserid' => new external_value(PARAM_INT, 'The id of the user being unblocked'),
]
);
}
/**
* Unblock user.
*
* @param int $userid The id of the user who is unblocking
* @param int $unblockeduserid The id of the user being unblocked
*/
public static function unblock_user(int $userid, int $unblockeduserid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'unblockeduserid' => $unblockeduserid];
$params = self::validate_parameters(self::unblock_user_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
\core_message\api::unblock_user($params['userid'], $params['unblockeduserid']);
return [];
}
/**
* Unblock user return description.
*
* @return external_description
*/
public static function unblock_user_returns() {
return new external_warnings();
}
/**
* Returns contact requests parameters description.
*
* @return external_function_parameters
*/
public static function get_contact_requests_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user we want the requests for'),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0)
]
);
}
/**
* Handles returning the contact requests for a user.
*
* This also includes the user data necessary to display information
* about the user.
*
* It will not include blocked users.
*
* @param int $userid The id of the user we want to get the contact requests for
* @param int $limitfrom
* @param int $limitnum
*/
public static function get_contact_requests(int $userid, int $limitfrom = 0, int $limitnum = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = [
'userid' => $userid,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
];
$params = self::validate_parameters(self::get_contact_requests_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
return \core_message\api::get_contact_requests($params['userid'], $params['limitfrom'], $params['limitnum']);
}
/**
* Returns the contact requests return description.
*
* @return external_description
*/
public static function get_contact_requests_returns() {
return new external_multiple_structure(
self::get_conversation_member_structure()
);
}
/**
* Returns the number of contact requests the user has received parameters description.
*
* @return external_function_parameters
*/
public static function get_received_contact_requests_count_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user we want to return the number of ' .
'received contact requests for', VALUE_REQUIRED),
)
);
}
/**
* Returns the number of contact requests the user has received.
*
* @param int $userid The ID of the user we want to return the number of received contact requests for
* @return external_value
*/
public static function get_received_contact_requests_count(int $userid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = [
'userid' => $userid,
];
$params = self::validate_parameters(self::get_received_contact_requests_count_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
return \core_message\api::get_received_contact_requests_count($params['userid']);
}
/**
* Returns the number of contact requests the user has received return description.
*
* @return external_value
*/
public static function get_received_contact_requests_count_returns() {
return new external_value(PARAM_INT, 'The number of received contact requests');
}
/**
* Returns get conversation members parameters description.
*
* @return external_function_parameters
*/
public static function get_conversation_members_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user we are performing this action on behalf of'),
'conversationid' => new external_value(PARAM_INT, 'The id of the conversation'),
'includecontactrequests' => new external_value(PARAM_BOOL, 'Do we want to include contact requests?',
VALUE_DEFAULT, false),
'includeprivacyinfo' => new external_value(PARAM_BOOL, 'Do we want to include privacy info?',
VALUE_DEFAULT, false),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0)
]
);
}
/**
* Returns a list of conversation members.
*
* @param int $userid The user we are returning the conversation members for, used by helper::get_member_info.
* @param int $conversationid The id of the conversation
* @param bool $includecontactrequests Do we want to include contact requests with this data?
* @param bool $includeprivacyinfo Do we want to include privacy info?
* @param int $limitfrom
* @param int $limitnum
* @return array
*/
public static function get_conversation_members(int $userid, int $conversationid, bool $includecontactrequests = false,
bool $includeprivacyinfo = false, int $limitfrom = 0, int $limitnum = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = [
'userid' => $userid,
'conversationid' => $conversationid,
'includecontactrequests' => $includecontactrequests,
'includeprivacyinfo' => $includeprivacyinfo,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
];
$params = self::validate_parameters(self::get_conversation_members_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
// The user needs to be a part of the conversation before querying who the members are.
if (!\core_message\api::is_user_in_conversation($params['userid'], $params['conversationid'])) {
throw new moodle_exception('You are not a member of this conversation.');
}
return \core_message\api::get_conversation_members($params['userid'], $params['conversationid'], $params['includecontactrequests'],
$params['includeprivacyinfo'], $params['limitfrom'], $params['limitnum']);
}
/**
* Returns the get conversation members return description.
*
* @return external_description
*/
public static function get_conversation_members_returns() {
return new external_multiple_structure(
self::get_conversation_member_structure()
);
}
/**
* Creates a contact request parameters description.
*
* @return external_function_parameters
*/
public static function create_contact_request_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user making the request'),
'requesteduserid' => new external_value(PARAM_INT, 'The id of the user being requested')
]
);
}
/**
* Creates a contact request.
*
* @param int $userid The id of the user who is creating the contact request
* @param int $requesteduserid The id of the user being requested
*/
public static function create_contact_request(int $userid, int $requesteduserid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'requesteduserid' => $requesteduserid];
$params = self::validate_parameters(self::create_contact_request_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['userid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
$result = [
'warnings' => []
];
if (!\core_message\api::can_create_contact($params['userid'], $params['requesteduserid'])) {
$result['warnings'][] = [
'item' => 'user',
'itemid' => $params['requesteduserid'],
'warningcode' => 'cannotcreatecontactrequest',
'message' => 'You are unable to create a contact request for this user'
];
} else {
if ($requests = \core_message\api::get_contact_requests_between_users($params['userid'], $params['requesteduserid'])) {
// There should only ever be one but just in case there are multiple then we can return the first.
$result['request'] = array_shift($requests);
} else {
$result['request'] = \core_message\api::create_contact_request($params['userid'], $params['requesteduserid']);
}
}
return $result;
}
/**
* Creates a contact request return description.
*
* @return external_description
*/
public static function create_contact_request_returns() {
return new external_single_structure(
array(
'request' => new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'Message id'),
'userid' => new external_value(PARAM_INT, 'User from id'),
'requesteduserid' => new external_value(PARAM_INT, 'User to id'),
'timecreated' => new external_value(PARAM_INT, 'Time created'),
),
'request record',
VALUE_OPTIONAL
),
'warnings' => new external_warnings()
)
);
}
/**
* Confirm a contact request parameters description.
*
* @return external_function_parameters
*/
public static function confirm_contact_request_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user making the request'),
'requesteduserid' => new external_value(PARAM_INT, 'The id of the user being requested')
]
);
}
/**
* Confirm a contact request.
*
* @param int $userid The id of the user who is creating the contact request
* @param int $requesteduserid The id of the user being requested
*/
public static function confirm_contact_request(int $userid, int $requesteduserid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'requesteduserid' => $requesteduserid];
$params = self::validate_parameters(self::confirm_contact_request_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['requesteduserid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
\core_message\api::confirm_contact_request($params['userid'], $params['requesteduserid']);
return [];
}
/**
* Confirm a contact request return description.
*
* @return external_description
*/
public static function confirm_contact_request_returns() {
return new external_warnings();
}
/**
* Declines a contact request parameters description.
*
* @return external_function_parameters
*/
public static function decline_contact_request_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'The id of the user making the request'),
'requesteduserid' => new external_value(PARAM_INT, 'The id of the user being requested')
]
);
}
/**
* Declines a contact request.
*
* @param int $userid The id of the user who is creating the contact request
* @param int $requesteduserid The id of the user being requested
*/
public static function decline_contact_request(int $userid, int $requesteduserid) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$params = ['userid' => $userid, 'requesteduserid' => $requesteduserid];
$params = self::validate_parameters(self::decline_contact_request_parameters(), $params);
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $params['requesteduserid']) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
\core_message\api::decline_contact_request($params['userid'], $params['requesteduserid']);
return [];
}
/**
* Declines a contact request return description.
*
* @return external_description
*/
public static function decline_contact_request_returns() {
return new external_warnings();
}
/**
* Return the structure of a message area contact.
*
* @return external_single_structure
* @since Moodle 3.2
*/
private static function get_messagearea_contact_structure() {
return new external_single_structure(
array(
'userid' => new external_value(PARAM_INT, 'The user\'s id'),
'fullname' => new external_value(PARAM_NOTAGS, 'The user\'s name'),
'profileimageurl' => new external_value(PARAM_URL, 'User picture URL'),
'profileimageurlsmall' => new external_value(PARAM_URL, 'Small user picture URL'),
'ismessaging' => new external_value(PARAM_BOOL, 'If we are messaging the user'),
'sentfromcurrentuser' => new external_value(PARAM_BOOL, 'Was the last message sent from the current user?'),
'lastmessage' => new external_value(PARAM_NOTAGS, 'The user\'s last message'),
'lastmessagedate' => new external_value(PARAM_INT, 'Timestamp for last message', VALUE_DEFAULT, null),
'messageid' => new external_value(PARAM_INT, 'The unique search message id', VALUE_DEFAULT, null),
'showonlinestatus' => new external_value(PARAM_BOOL, 'Show the user\'s online status?'),
'isonline' => new external_value(PARAM_BOOL, 'The user\'s online status'),
'isread' => new external_value(PARAM_BOOL, 'If the user has read the message'),
'isblocked' => new external_value(PARAM_BOOL, 'If the user has been blocked'),
'unreadcount' => new external_value(PARAM_INT, 'The number of unread messages in this conversation',
VALUE_DEFAULT, null),
'conversationid' => new external_value(PARAM_INT, 'The id of the conversation', VALUE_DEFAULT, null),
)
);
}
/**
* Return the structure of a conversation.
*
* @return external_single_structure
* @since Moodle 3.6
*/
private static function get_conversation_structure() {
return new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'The conversation id'),
'name' => new external_value(PARAM_RAW, 'The conversation name, if set', VALUE_DEFAULT, null),
'subname' => new external_value(PARAM_RAW, 'A subtitle for the conversation name, if set', VALUE_DEFAULT, null),
'imageurl' => new external_value(PARAM_URL, 'A link to the conversation picture, if set', VALUE_DEFAULT, null),
'type' => new external_value(PARAM_INT, 'The type of the conversation (1=individual,2=group,3=self)'),
'membercount' => new external_value(PARAM_INT, 'Total number of conversation members'),
'ismuted' => new external_value(PARAM_BOOL, 'If the user muted this conversation'),
'isfavourite' => new external_value(PARAM_BOOL, 'If the user marked this conversation as a favourite'),
'isread' => new external_value(PARAM_BOOL, 'If the user has read all messages in the conversation'),
'unreadcount' => new external_value(PARAM_INT, 'The number of unread messages in this conversation',
VALUE_DEFAULT, null),
'members' => new external_multiple_structure(
self::get_conversation_member_structure()
),
'messages' => new external_multiple_structure(
self::get_conversation_message_structure()
),
'candeletemessagesforallusers' => new external_value(PARAM_BOOL,
'If the user can delete messages in the conversation for all users', VALUE_DEFAULT, false),
)
);
}
/**
* Return the structure of a conversation member.
*
* @return external_single_structure
* @since Moodle 3.6
*/
private static function get_conversation_member_structure() {
$result = [
'id' => new external_value(PARAM_INT, 'The user id'),
'fullname' => new external_value(PARAM_NOTAGS, 'The user\'s name'),
'profileurl' => new external_value(PARAM_URL, 'The link to the user\'s profile page'),
'profileimageurl' => new external_value(PARAM_URL, 'User picture URL'),
'profileimageurlsmall' => new external_value(PARAM_URL, 'Small user picture URL'),
'isonline' => new external_value(PARAM_BOOL, 'The user\'s online status'),
'showonlinestatus' => new external_value(PARAM_BOOL, 'Show the user\'s online status?'),
'isblocked' => new external_value(PARAM_BOOL, 'If the user has been blocked'),
'iscontact' => new external_value(PARAM_BOOL, 'Is the user a contact?'),
'isdeleted' => new external_value(PARAM_BOOL, 'Is the user deleted?'),
'canmessageevenifblocked' => new external_value(PARAM_BOOL,
'If the user can still message even if they get blocked'),
'canmessage' => new external_value(PARAM_BOOL, 'If the user can be messaged'),
'requirescontact' => new external_value(PARAM_BOOL, 'If the user requires to be contacts'),
];
$result['contactrequests'] = new external_multiple_structure(
new external_single_structure(
[
'id' => new external_value(PARAM_INT, 'The id of the contact request'),
'userid' => new external_value(PARAM_INT, 'The id of the user who created the contact request'),
'requesteduserid' => new external_value(PARAM_INT, 'The id of the user confirming the request'),
'timecreated' => new external_value(PARAM_INT, 'The timecreated timestamp for the contact request'),
]
), 'The contact requests', VALUE_OPTIONAL
);
$result['conversations'] = new external_multiple_structure(new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'Conversations id'),
'type' => new external_value(PARAM_INT, 'Conversation type: private or public'),
'name' => new external_value(PARAM_RAW, 'Multilang compatible conversation name'. VALUE_OPTIONAL),
'timecreated' => new external_value(PARAM_INT, 'The timecreated timestamp for the conversation'),
), 'information about conversation', VALUE_OPTIONAL),
'Conversations between users', VALUE_OPTIONAL
);
return new external_single_structure(
$result
);
}
/**
* Return the structure of a message area message.
*
* @return external_single_structure
* @since Moodle 3.6
*/
private static function get_conversation_message_structure() {
return new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'The id of the message'),
'useridfrom' => new external_value(PARAM_INT, 'The id of the user who sent the message'),
'text' => new external_value(PARAM_RAW, 'The text of the message'),
'timecreated' => new external_value(PARAM_INT, 'The timecreated timestamp for the message'),
)
);
}
/**
* Get messagearea message search users parameters.
*
* @return external_function_parameters
* @since 3.6
*/
public static function message_search_users_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who is performing the search'),
'search' => new external_value(PARAM_RAW, 'The string being searched'),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0),
)
);
}
/**
* Get search users results.
*
* @param int $userid The id of the user who is performing the search
* @param string $search The string being searched
* @param int $limitfrom
* @param int $limitnum
* @return array
* @throws moodle_exception
* @since 3.6
*/
public static function message_search_users($userid, $search, $limitfrom = 0, $limitnum = 0) {
global $USER;
$systemcontext = context_system::instance();
$params = array(
'userid' => $userid,
'search' => $search,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
);
$params = self::validate_parameters(self::message_search_users_parameters(), $params);
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
list($contacts, $noncontacts) = \core_message\api::message_search_users(
$params['userid'],
$params['search'],
$params['limitfrom'],
$params['limitnum']);
return array('contacts' => $contacts, 'noncontacts' => $noncontacts);
}
/**
* Get messagearea message search users returns.
*
* @return external_single_structure
* @since 3.2
*/
public static function message_search_users_returns() {
return new external_single_structure(
array(
'contacts' => new external_multiple_structure(
self::get_conversation_member_structure()
),
'noncontacts' => new external_multiple_structure(
self::get_conversation_member_structure()
)
)
);
}
/**
* Get messagearea search messages parameters.
*
* @return external_function_parameters
* @since 3.2
*/
public static function data_for_messagearea_search_messages_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who is performing the search'),
'search' => new external_value(PARAM_RAW, 'The string being searched'),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0)
)
);
}
/**
* Get messagearea search messages results.
*
* @param int $userid The id of the user who is performing the search
* @param string $search The string being searched
* @param int $limitfrom
* @param int $limitnum
* @return stdClass
* @throws moodle_exception
* @since 3.2
*/
public static function data_for_messagearea_search_messages($userid, $search, $limitfrom = 0, $limitnum = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$systemcontext = context_system::instance();
$params = array(
'userid' => $userid,
'search' => $search,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
);
$params = self::validate_parameters(self::data_for_messagearea_search_messages_parameters(), $params);
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
$messages = \core_message\api::search_messages(
$params['userid'],
$params['search'],
$params['limitfrom'],
$params['limitnum']
);
$data = new \stdClass();
$data->contacts = [];
foreach ($messages as $message) {
$contact = new \stdClass();
$contact->userid = $message->userid;
$contact->fullname = $message->fullname;
$contact->profileimageurl = $message->profileimageurl;
$contact->profileimageurlsmall = $message->profileimageurlsmall;
$contact->messageid = $message->messageid;
$contact->ismessaging = $message->ismessaging;
$contact->sentfromcurrentuser = false;
if ($message->lastmessage) {
if ($message->userid !== $message->useridfrom) {
$contact->sentfromcurrentuser = true;
}
$contact->lastmessage = shorten_text($message->lastmessage, 60);
} else {
$contact->lastmessage = null;
}
$contact->lastmessagedate = $message->lastmessagedate;
$contact->showonlinestatus = is_null($message->isonline) ? false : true;
$contact->isonline = $message->isonline;
$contact->isblocked = $message->isblocked;
$contact->isread = $message->isread;
$contact->unreadcount = $message->unreadcount;
$contact->conversationid = $message->conversationid;
$data->contacts[] = $contact;
}
return $data;
}
/**
* Get messagearea search messages returns.
*
* @return external_single_structure
* @since 3.2
*/
public static function data_for_messagearea_search_messages_returns() {
return new external_single_structure(
array(
'contacts' => new external_multiple_structure(
self::get_messagearea_contact_structure()
)
)
);
}
/**
* Get conversations parameters.
*
* @return external_function_parameters
* @since 3.6
*/
public static function get_conversations_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who we are viewing conversations for'),
'limitfrom' => new external_value(PARAM_INT, 'The offset to start at', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number of conversations to this', VALUE_DEFAULT, 0),
'type' => new external_value(PARAM_INT, 'Filter by type', VALUE_DEFAULT, null),
'favourites' => new external_value(PARAM_BOOL, 'Whether to restrict the results to contain NO favourite
conversations (false), ONLY favourite conversation (true), or ignore any restriction altogether (null)',
VALUE_DEFAULT, null),
'mergeself' => new external_value(PARAM_BOOL, 'Whether to include self-conversations (true) or ONLY private
conversations (false) when private conversations are requested.',
VALUE_DEFAULT, false),
)
);
}
/**
* Get the list of conversations for the user.
*
* @param int $userid The id of the user who is performing the search
* @param int $limitfrom
* @param int $limitnum
* @param int|null $type
* @param bool|null $favourites
* @param bool $mergeself whether to include self-conversations (true) or ONLY private conversations (false)
* when private conversations are requested.
* @return stdClass
* @throws \moodle_exception if the messaging feature is disabled on the site.
* @since 3.2
*/
public static function get_conversations($userid, $limitfrom = 0, $limitnum = 0, int $type = null, bool $favourites = null,
bool $mergeself = false) {
global $CFG, $USER;
// All the standard BL checks.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = array(
'userid' => $userid,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum,
'type' => $type,
'favourites' => $favourites,
'mergeself' => $mergeself
);
$params = self::validate_parameters(self::get_conversations_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
$conversations = \core_message\api::get_conversations(
$params['userid'],
$params['limitfrom'],
$params['limitnum'],
$params['type'],
$params['favourites'],
$params['mergeself']
);
return (object) ['conversations' => $conversations];
}
/**
* Get conversations returns.
*
* @return external_single_structure
* @since 3.6
*/
public static function get_conversations_returns() {
return new external_single_structure(
[
'conversations' => new external_multiple_structure(
self::get_conversation_structure(true)
)
]
);
}
/**
* Get conversation parameters.
*
* @return external_function_parameters
*/
public static function get_conversation_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who we are viewing conversations for'),
'conversationid' => new external_value(PARAM_INT, 'The id of the conversation to fetch'),
'includecontactrequests' => new external_value(PARAM_BOOL, 'Include contact requests in the members'),
'includeprivacyinfo' => new external_value(PARAM_BOOL, 'Include privacy info in the members'),
'memberlimit' => new external_value(PARAM_INT, 'Limit for number of members', VALUE_DEFAULT, 0),
'memberoffset' => new external_value(PARAM_INT, 'Offset for member list', VALUE_DEFAULT, 0),
'messagelimit' => new external_value(PARAM_INT, 'Limit for number of messages', VALUE_DEFAULT, 100),
'messageoffset' => new external_value(PARAM_INT, 'Offset for messages list', VALUE_DEFAULT, 0),
'newestmessagesfirst' => new external_value(PARAM_BOOL, 'Order messages by newest first', VALUE_DEFAULT, true)
)
);
}
/**
* Get a single conversation.
*
* @param int $userid The user id to get the conversation for
* @param int $conversationid The id of the conversation to fetch
* @param bool $includecontactrequests Should contact requests be included between members
* @param bool $includeprivacyinfo Should privacy info be included between members
* @param int $memberlimit Limit number of members to load
* @param int $memberoffset Offset members by this amount
* @param int $messagelimit Limit number of messages to load
* @param int $messageoffset Offset the messages
* @param bool $newestmessagesfirst Order messages by newest first
* @return stdClass
* @throws \moodle_exception if the messaging feature is disabled on the site.
*/
public static function get_conversation(
int $userid,
int $conversationid,
bool $includecontactrequests = false,
bool $includeprivacyinfo = false,
int $memberlimit = 0,
int $memberoffset = 0,
int $messagelimit = 0,
int $messageoffset = 0,
bool $newestmessagesfirst = true
) {
global $CFG, $DB, $USER;
// All the standard BL checks.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'userid' => $userid,
'conversationid' => $conversationid,
'includecontactrequests' => $includecontactrequests,
'includeprivacyinfo' => $includeprivacyinfo,
'memberlimit' => $memberlimit,
'memberoffset' => $memberoffset,
'messagelimit' => $messagelimit,
'messageoffset' => $messageoffset,
'newestmessagesfirst' => $newestmessagesfirst
];
self::validate_parameters(self::get_conversation_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
$conversation = \core_message\api::get_conversation(
$params['userid'],
$params['conversationid'],
$params['includecontactrequests'],
$params['includeprivacyinfo'],
$params['memberlimit'],
$params['memberoffset'],
$params['messagelimit'],
$params['messageoffset'],
$params['newestmessagesfirst']
);
if ($conversation) {
return $conversation;
} else {
// We have to throw an exception here because the external functions annoyingly
// don't accept null to be returned for a single structure.
throw new \moodle_exception('errorconversationdoesnotexist', 'message');
}
}
/**
* Get conversation returns.
*
* @return external_single_structure
*/
public static function get_conversation_returns() {
return self::get_conversation_structure();
}
/**
* Get conversation parameters.
*
* @return external_function_parameters
*/
public static function get_conversation_between_users_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who we are viewing conversations for'),
'otheruserid' => new external_value(PARAM_INT, 'The other user id'),
'includecontactrequests' => new external_value(PARAM_BOOL, 'Include contact requests in the members'),
'includeprivacyinfo' => new external_value(PARAM_BOOL, 'Include privacy info in the members'),
'memberlimit' => new external_value(PARAM_INT, 'Limit for number of members', VALUE_DEFAULT, 0),
'memberoffset' => new external_value(PARAM_INT, 'Offset for member list', VALUE_DEFAULT, 0),
'messagelimit' => new external_value(PARAM_INT, 'Limit for number of messages', VALUE_DEFAULT, 100),
'messageoffset' => new external_value(PARAM_INT, 'Offset for messages list', VALUE_DEFAULT, 0),
'newestmessagesfirst' => new external_value(PARAM_BOOL, 'Order messages by newest first', VALUE_DEFAULT, true)
)
);
}
/**
* Get a single conversation between users.
*
* @param int $userid The user id to get the conversation for
* @param int $otheruserid The other user id
* @param bool $includecontactrequests Should contact requests be included between members
* @param bool $includeprivacyinfo Should privacy info be included between members
* @param int $memberlimit Limit number of members to load
* @param int $memberoffset Offset members by this amount
* @param int $messagelimit Limit number of messages to load
* @param int $messageoffset Offset the messages
* @param bool $newestmessagesfirst Order messages by newest first
* @return stdClass
* @throws \moodle_exception if the messaging feature is disabled on the site.
*/
public static function get_conversation_between_users(
int $userid,
int $otheruserid,
bool $includecontactrequests = false,
bool $includeprivacyinfo = false,
int $memberlimit = 0,
int $memberoffset = 0,
int $messagelimit = 0,
int $messageoffset = 0,
bool $newestmessagesfirst = true
) {
global $CFG, $DB, $USER;
// All the standard BL checks.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'userid' => $userid,
'otheruserid' => $otheruserid,
'includecontactrequests' => $includecontactrequests,
'includeprivacyinfo' => $includeprivacyinfo,
'memberlimit' => $memberlimit,
'memberoffset' => $memberoffset,
'messagelimit' => $messagelimit,
'messageoffset' => $messageoffset,
'newestmessagesfirst' => $newestmessagesfirst
];
self::validate_parameters(self::get_conversation_between_users_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
$conversationid = \core_message\api::get_conversation_between_users([$params['userid'], $params['otheruserid']]);
$conversation = null;
if ($conversationid) {
$conversation = \core_message\api::get_conversation(
$params['userid'],
$conversationid,
$params['includecontactrequests'],
$params['includeprivacyinfo'],
$params['memberlimit'],
$params['memberoffset'],
$params['messagelimit'],
$params['messageoffset'],
$params['newestmessagesfirst']
);
}
if ($conversation) {
return $conversation;
} else {
// We have to throw an exception here because the external functions annoyingly
// don't accept null to be returned for a single structure.
throw new \moodle_exception('errorconversationdoesnotexist', 'message');
}
}
/**
* Get conversation returns.
*
* @return external_single_structure
*/
public static function get_conversation_between_users_returns() {
return self::get_conversation_structure(true);
}
/**
* Get self-conversation parameters.
*
* @return external_function_parameters
*/
public static function get_self_conversation_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who we are viewing self-conversations for'),
'messagelimit' => new external_value(PARAM_INT, 'Limit for number of messages', VALUE_DEFAULT, 100),
'messageoffset' => new external_value(PARAM_INT, 'Offset for messages list', VALUE_DEFAULT, 0),
'newestmessagesfirst' => new external_value(PARAM_BOOL, 'Order messages by newest first', VALUE_DEFAULT, true)
)
);
}
/**
* Get a single self-conversation.
*
* @param int $userid The user id to get the self-conversation for
* @param int $messagelimit Limit number of messages to load
* @param int $messageoffset Offset the messages
* @param bool $newestmessagesfirst Order messages by newest first
* @return stdClass
* @throws \moodle_exception if the messaging feature is disabled on the site.
* @since Moodle 3.7
*/
public static function get_self_conversation(
int $userid,
int $messagelimit = 0,
int $messageoffset = 0,
bool $newestmessagesfirst = true
) {
global $CFG;
// All the standard BL checks.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'userid' => $userid,
'messagelimit' => $messagelimit,
'messageoffset' => $messageoffset,
'newestmessagesfirst' => $newestmessagesfirst
];
self::validate_parameters(self::get_self_conversation_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
$conversation = \core_message\api::get_self_conversation($params['userid']);
if ($conversation) {
$conversation = \core_message\api::get_conversation(
$params['userid'],
$conversation->id,
false,
false,
0,
0,
$params['messagelimit'],
$params['messageoffset'],
$params['newestmessagesfirst']
);
}
if ($conversation) {
return $conversation;
} else {
// We have to throw an exception here because the external functions annoyingly
// don't accept null to be returned for a single structure.
throw new \moodle_exception('errorconversationdoesnotexist', 'message');
}
}
/**
* Get conversation returns.
*
* @return external_single_structure
*/
public static function get_self_conversation_returns() {
return self::get_conversation_structure();
}
/**
* The conversation messages parameters.
*
* @return external_function_parameters
* @since 3.6
*/
public static function get_conversation_messages_parameters() {
return new external_function_parameters(
array(
'currentuserid' => new external_value(PARAM_INT, 'The current user\'s id'),
'convid' => new external_value(PARAM_INT, 'The conversation id'),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0),
'newest' => new external_value(PARAM_BOOL, 'Newest first?', VALUE_DEFAULT, false),
'timefrom' => new external_value(PARAM_INT,
'The timestamp from which the messages were created', VALUE_DEFAULT, 0),
)
);
}
/**
* Get conversation messages.
*
* @param int $currentuserid The current user's id.
* @param int $convid The conversation id.
* @param int $limitfrom Return a subset of records, starting at this point (optional).
* @param int $limitnum Return a subset comprising this many records in total (optional, required if $limitfrom is set).
* @param bool $newest True for getting first newest messages, false otherwise.
* @param int $timefrom The time from the conversation messages to get.
* @return array The messages and members who have sent some of these messages.
* @throws moodle_exception
* @since 3.6
*/
public static function get_conversation_messages(int $currentuserid, int $convid, int $limitfrom = 0, int $limitnum = 0,
bool $newest = false, int $timefrom = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$systemcontext = context_system::instance();
$params = array(
'currentuserid' => $currentuserid,
'convid' => $convid,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum,
'newest' => $newest,
'timefrom' => $timefrom,
);
$params = self::validate_parameters(self::get_conversation_messages_parameters(), $params);
self::validate_context($systemcontext);
if (($USER->id != $params['currentuserid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
// Check that the user belongs to the conversation.
if (!\core_message\api::is_user_in_conversation($params['currentuserid'], $params['convid'])) {
throw new moodle_exception('User is not part of conversation.');
}
$sort = $newest ? 'timecreated DESC' : 'timecreated ASC';
// We need to enforce a one second delay on messages to avoid race conditions of current
// messages still being sent.
//
// There is a chance that we could request messages before the current time's
// second has elapsed and while other messages are being sent in that same second. In which
// case those messages will be lost.
//
// Instead we ignore the current time in the result set to ensure that second is allowed to finish.
$timeto = empty($params['timefrom']) ? 0 : time() - 1;
// No requesting messages from the current time, as stated above.
if ($params['timefrom'] == time()) {
$messages = [];
} else {
$messages = \core_message\api::get_conversation_messages(
$params['currentuserid'],
$params['convid'],
$params['limitfrom'],
$params['limitnum'],
$sort,
$params['timefrom'],
$timeto);
}
return $messages;
}
/**
* The messagearea messages return structure.
*
* @return external_single_structure
* @since 3.6
*/
public static function get_conversation_messages_returns() {
return new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'The conversation id'),
'members' => new external_multiple_structure(
self::get_conversation_member_structure()
),
'messages' => new external_multiple_structure(
self::get_conversation_message_structure()
),
)
);
}
/**
* The user contacts return parameters.
*
* @return external_function_parameters
*/
public static function get_user_contacts_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The id of the user who we retrieving the contacts for'),
'limitfrom' => new external_value(PARAM_INT, 'Limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'Limit number', VALUE_DEFAULT, 0)
)
);
}
/**
* Get user contacts.
*
* @param int $userid The id of the user who we are viewing conversations for
* @param int $limitfrom
* @param int $limitnum
* @return array
* @throws moodle_exception
*/
public static function get_user_contacts(int $userid, int $limitfrom = 0, int $limitnum = 0) {
global $CFG, $USER;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$systemcontext = context_system::instance();
$params = array(
'userid' => $userid,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
);
$params = self::validate_parameters(self::get_user_contacts_parameters(), $params);
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
return \core_message\api::get_user_contacts($params['userid'], $params['limitfrom'], $params['limitnum']);
}
/**
* The user contacts return structure.
*
* @return external_multiple_structure
*/
public static function get_user_contacts_returns() {
return new external_multiple_structure(
self::get_conversation_member_structure()
);
}
/**
* Search contacts parameters description.
*
* @return external_function_parameters
* @since Moodle 2.5
*/
public static function search_contacts_parameters() {
return new external_function_parameters(
array(
'searchtext' => new external_value(PARAM_CLEAN, 'String the user\'s fullname has to match to be found'),
'onlymycourses' => new external_value(PARAM_BOOL, 'Limit search to the user\'s courses',
VALUE_DEFAULT, false)
)
);
}
/**
* Search contacts.
*
* @param string $searchtext query string.
* @param bool $onlymycourses limit the search to the user's courses only.
* @return external_description
* @since Moodle 2.5
*/
public static function search_contacts($searchtext, $onlymycourses = false) {
global $CFG, $USER, $PAGE;
require_once($CFG->dirroot . '/user/lib.php');
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
require_once($CFG->libdir . '/enrollib.php');
$params = array('searchtext' => $searchtext, 'onlymycourses' => $onlymycourses);
$params = self::validate_parameters(self::search_contacts_parameters(), $params);
// Extra validation, we do not allow empty queries.
if ($params['searchtext'] === '') {
throw new moodle_exception('querystringcannotbeempty');
}
$courseids = array();
if ($params['onlymycourses']) {
$mycourses = enrol_get_my_courses(array('id'));
foreach ($mycourses as $mycourse) {
$courseids[] = $mycourse->id;
}
} else {
$courseids[] = SITEID;
}
// Retrieving the users matching the query.
$users = message_search_users($courseids, $params['searchtext']);
$results = array();
foreach ($users as $user) {
$results[$user->id] = $user;
}
// Reorganising information.
foreach ($results as &$user) {
$newuser = array(
'id' => $user->id,
'fullname' => fullname($user)
);
// Avoid undefined property notice as phone not specified.
$user->phone1 = null;
$user->phone2 = null;
$userpicture = new user_picture($user);
$userpicture->size = 1; // Size f1.
$newuser['profileimageurl'] = $userpicture->get_url($PAGE)->out(false);
$userpicture->size = 0; // Size f2.
$newuser['profileimageurlsmall'] = $userpicture->get_url($PAGE)->out(false);
$user = $newuser;
}
return $results;
}
/**
* Search contacts return description.
*
* @return external_description
* @since Moodle 2.5
*/
public static function search_contacts_returns() {
return new external_multiple_structure(
new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'User ID'),
'fullname' => new external_value(PARAM_NOTAGS, 'User full name'),
'profileimageurl' => new external_value(PARAM_URL, 'User picture URL', VALUE_OPTIONAL),
'profileimageurlsmall' => new external_value(PARAM_URL, 'Small user picture URL', VALUE_OPTIONAL)
)
),
'List of contacts'
);
}
/**
* Get messages parameters description.
*
* @return external_function_parameters
* @since 2.8
*/
public static function get_messages_parameters() {
return new external_function_parameters(
array(
'useridto' => new external_value(PARAM_INT, 'the user id who received the message, 0 for any user', VALUE_REQUIRED),
'useridfrom' => new external_value(
PARAM_INT, 'the user id who send the message, 0 for any user. -10 or -20 for no-reply or support user',
VALUE_DEFAULT, 0),
'type' => new external_value(
PARAM_ALPHA, 'type of message to return, expected values are: notifications, conversations and both',
VALUE_DEFAULT, 'both'),
'read' => new external_value(PARAM_INT, '1 for getting read messages, 0 for unread, 2 for both',
VALUE_DEFAULT, 1),
'newestfirst' => new external_value(
PARAM_BOOL, 'true for ordering by newest first, false for oldest first',
VALUE_DEFAULT, true),
'limitfrom' => new external_value(PARAM_INT, 'limit from', VALUE_DEFAULT, 0),
'limitnum' => new external_value(PARAM_INT, 'limit number', VALUE_DEFAULT, 0)
)
);
}
/**
* Get messages function implementation.
*
* @since 2.8
* @throws invalid_parameter_exception
* @throws moodle_exception
* @param int $useridto the user id who received the message
* @param int $useridfrom the user id who send the message. -10 or -20 for no-reply or support user
* @param string $type type of message to return, expected values: notifications, conversations and both
* @param int $read 1 for getting read messages, 0 for unread, 2 for both
* @param bool $newestfirst true for ordering by newest first, false for oldest first
* @param int $limitfrom limit from
* @param int $limitnum limit num
* @return external_description
*/
public static function get_messages($useridto, $useridfrom = 0, $type = 'both', $read = MESSAGE_GET_READ,
$newestfirst = true, $limitfrom = 0, $limitnum = 0) {
global $CFG, $USER, $PAGE;
$warnings = array();
$params = array(
'useridto' => $useridto,
'useridfrom' => $useridfrom,
'type' => $type,
'read' => $read,
'newestfirst' => $newestfirst,
'limitfrom' => $limitfrom,
'limitnum' => $limitnum
);
$params = self::validate_parameters(self::get_messages_parameters(), $params);
$context = context_system::instance();
self::validate_context($context);
$useridto = $params['useridto'];
$useridfrom = $params['useridfrom'];
$type = $params['type'];
$read = $params['read'];
$newestfirst = $params['newestfirst'];
$limitfrom = $params['limitfrom'];
$limitnum = $params['limitnum'];
$allowedvalues = array('notifications', 'conversations', 'both');
if (!in_array($type, $allowedvalues)) {
throw new invalid_parameter_exception('Invalid value for type parameter (value: ' . $type . '),' .
'allowed values are: ' . implode(',', $allowedvalues));
}
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
// If we are retreiving only conversations, and messaging is disabled, throw an exception.
if ($type == "conversations") {
throw new moodle_exception('disabled', 'message');
}
if ($type == "both") {
$warning = array();
$warning['item'] = 'message';
$warning['itemid'] = $USER->id;
$warning['warningcode'] = '1';
$warning['message'] = 'Private messages (conversations) are not enabled in this site.
Only notifications will be returned';
$warnings[] = $warning;
}
}
if (!empty($useridto)) {
if (core_user::is_real_user($useridto)) {
$userto = core_user::get_user($useridto, '*', MUST_EXIST);
} else {
throw new moodle_exception('invaliduser');
}
}
if (!empty($useridfrom)) {
// We use get_user here because the from user can be the noreply or support user.
$userfrom = core_user::get_user($useridfrom, '*', MUST_EXIST);
}
// Check if the current user is the sender/receiver or just a privileged user.
if ($useridto != $USER->id and $useridfrom != $USER->id and
!has_capability('moodle/site:readallmessages', $context)) {
throw new moodle_exception('accessdenied', 'admin');
}
// Which type of messages to retrieve.
$notifications = -1;
if ($type != 'both') {
$notifications = ($type == 'notifications') ? 1 : 0;
}
$orderdirection = $newestfirst ? 'DESC' : 'ASC';
$sort = "mr.timecreated $orderdirection";
if ($messages = message_get_messages($useridto, $useridfrom, $notifications, $read, $sort, $limitfrom, $limitnum)) {
$canviewfullname = has_capability('moodle/site:viewfullnames', $context);
// In some cases, we don't need to get the to/from user objects from the sql query.
$userfromfullname = '';
$usertofullname = '';
// In this case, the useridto field is not empty, so we can get the user destinatary fullname from there.
if (!empty($useridto)) {
$usertofullname = fullname($userto, $canviewfullname);
// The user from may or may not be filled.
if (!empty($useridfrom)) {
$userfromfullname = fullname($userfrom, $canviewfullname);
}
} else {
// If the useridto field is empty, the useridfrom must be filled.
$userfromfullname = fullname($userfrom, $canviewfullname);
}
foreach ($messages as $mid => $message) {
if (!$message->notification) {
// Do not return deleted messages.
if (($useridto == $USER->id and $message->timeusertodeleted) or
($useridfrom == $USER->id and $message->timeuserfromdeleted)) {
unset($messages[$mid]);
continue;
}
} else {
// Return iconurl for notifications.
if (!isset($output)) {
$output = $PAGE->get_renderer('core');
}
if (!empty($message->component) && substr($message->component, 0, 4) == 'mod_') {
$iconurl = $output->image_url('monologo', $message->component);
} else {
$iconurl = $output->image_url('i/marker', 'core');
}
$message->iconurl = clean_param($iconurl->out(), PARAM_URL);
}
// We need to get the user from the query.
if (empty($userfromfullname)) {
// Check for non-reply and support users.
if (core_user::is_real_user($message->useridfrom)) {
$user = new stdClass();
$user = username_load_fields_from_object($user, $message, 'userfrom');
$message->userfromfullname = fullname($user, $canviewfullname);
} else {
$user = core_user::get_user($message->useridfrom);
$message->userfromfullname = fullname($user, $canviewfullname);
}
} else {
$message->userfromfullname = $userfromfullname;
}
// We need to get the user from the query.
if (empty($usertofullname)) {
$user = new stdClass();
$user = username_load_fields_from_object($user, $message, 'userto');
$message->usertofullname = fullname($user, $canviewfullname);
} else {
$message->usertofullname = $usertofullname;
}
$message->text = message_format_message_text($message);
$messages[$mid] = (array) $message;
}
}
$results = array(
'messages' => $messages,
'warnings' => $warnings
);
return $results;
}
/**
* Get messages return description.
*
* @return external_single_structure
* @since 2.8
*/
public static function get_messages_returns() {
return new external_single_structure(
array(
'messages' => new external_multiple_structure(
new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'Message id'),
'useridfrom' => new external_value(PARAM_INT, 'User from id'),
'useridto' => new external_value(PARAM_INT, 'User to id'),
'subject' => new external_value(PARAM_TEXT, 'The message subject'),
'text' => new external_value(PARAM_RAW, 'The message text formated'),
'fullmessage' => new external_value(PARAM_RAW, 'The message'),
'fullmessageformat' => new external_format_value('fullmessage'),
'fullmessagehtml' => new external_value(PARAM_RAW, 'The message in html'),
'smallmessage' => new external_value(PARAM_RAW, 'The shorten message'),
'notification' => new external_value(PARAM_INT, 'Is a notification?'),
'contexturl' => new external_value(PARAM_RAW, 'Context URL'),
'contexturlname' => new external_value(PARAM_TEXT, 'Context URL link name'),
'timecreated' => new external_value(PARAM_INT, 'Time created'),
'timeread' => new external_value(PARAM_INT, 'Time read'),
'usertofullname' => new external_value(PARAM_TEXT, 'User to full name'),
'userfromfullname' => new external_value(PARAM_TEXT, 'User from full name'),
'component' => new external_value(PARAM_TEXT, 'The component that generated the notification',
VALUE_OPTIONAL),
'eventtype' => new external_value(PARAM_TEXT, 'The type of notification', VALUE_OPTIONAL),
'customdata' => new external_value(PARAM_RAW, 'Custom data to be passed to the message processor.
The data here is serialised using json_encode().', VALUE_OPTIONAL),
'iconurl' => new external_value(PARAM_URL, 'URL for icon, only for notifications.', VALUE_OPTIONAL),
), 'message'
)
),
'warnings' => new external_warnings()
)
);
}
/**
* Mark all notifications as read parameters description.
*
* @return external_function_parameters
* @since 3.2
*/
public static function mark_all_notifications_as_read_parameters() {
return new external_function_parameters(
array(
'useridto' => new external_value(PARAM_INT, 'the user id who received the message, 0 for any user', VALUE_REQUIRED),
'useridfrom' => new external_value(
PARAM_INT, 'the user id who send the message, 0 for any user. -10 or -20 for no-reply or support user',
VALUE_DEFAULT, 0),
'timecreatedto' => new external_value(
PARAM_INT, 'mark messages created before this time as read, 0 for all messages',
VALUE_DEFAULT, 0),
)
);
}
/**
* Mark all notifications as read function.
*
* @since 3.2
* @throws invalid_parameter_exception
* @throws moodle_exception
* @param int $useridto the user id who received the message
* @param int $useridfrom the user id who send the message. -10 or -20 for no-reply or support user
* @param int $timecreatedto mark message created before this time as read, 0 for all messages
* @return external_description
*/
public static function mark_all_notifications_as_read($useridto, $useridfrom, $timecreatedto = 0) {
global $USER;
$params = self::validate_parameters(
self::mark_all_notifications_as_read_parameters(),
array(
'useridto' => $useridto,
'useridfrom' => $useridfrom,
'timecreatedto' => $timecreatedto,
)
);
$context = context_system::instance();
self::validate_context($context);
$useridto = $params['useridto'];
$useridfrom = $params['useridfrom'];
$timecreatedto = $params['timecreatedto'];
if (!empty($useridto)) {
if (core_user::is_real_user($useridto)) {
$userto = core_user::get_user($useridto, '*', MUST_EXIST);
} else {
throw new moodle_exception('invaliduser');
}
}
if (!empty($useridfrom)) {
// We use get_user here because the from user can be the noreply or support user.
$userfrom = core_user::get_user($useridfrom, '*', MUST_EXIST);
}
// Check if the current user is the sender/receiver or just a privileged user.
if ($useridto != $USER->id and $useridfrom != $USER->id and
// The deleteanymessage cap seems more reasonable here than readallmessages.
!has_capability('moodle/site:deleteanymessage', $context)) {
throw new moodle_exception('accessdenied', 'admin');
}
\core_message\api::mark_all_notifications_as_read($useridto, $useridfrom, $timecreatedto);
return true;
}
/**
* Mark all notifications as read return description.
*
* @return external_single_structure
* @since 3.2
*/
public static function mark_all_notifications_as_read_returns() {
return new external_value(PARAM_BOOL, 'True if the messages were marked read, false otherwise');
}
/**
* Get unread conversations count parameters description.
*
* @return external_function_parameters
* @since 3.2
*/
public static function get_unread_conversations_count_parameters() {
return new external_function_parameters(
array(
'useridto' => new external_value(PARAM_INT, 'the user id who received the message, 0 for any user', VALUE_REQUIRED),
)
);
}
/**
* Get unread messages count function.
*
* @since 3.2
* @throws invalid_parameter_exception
* @throws moodle_exception
* @param int $useridto the user id who received the message
* @return external_description
*/
public static function get_unread_conversations_count($useridto) {
global $USER, $CFG;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = self::validate_parameters(
self::get_unread_conversations_count_parameters(),
array('useridto' => $useridto)
);
$context = context_system::instance();
self::validate_context($context);
$useridto = $params['useridto'];
if (!empty($useridto)) {
if (core_user::is_real_user($useridto)) {
$userto = core_user::get_user($useridto, '*', MUST_EXIST);
} else {
throw new moodle_exception('invaliduser');
}
} else {
$useridto = $USER->id;
}
// Check if the current user is the receiver or just a privileged user.
if ($useridto != $USER->id and !has_capability('moodle/site:readallmessages', $context)) {
throw new moodle_exception('accessdenied', 'admin');
}
return \core_message\api::count_unread_conversations($userto);
}
/**
* Get unread conversations count return description.
*
* @return external_single_structure
* @since 3.2
*/
public static function get_unread_conversations_count_returns() {
return new external_value(PARAM_INT, 'The count of unread messages for the user');
}
/**
* Get blocked users parameters description.
*
* @return external_function_parameters
* @since 2.9
*/
public static function get_blocked_users_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT,
'the user whose blocked users we want to retrieve',
VALUE_REQUIRED),
)
);
}
/**
* Retrieve a list of users blocked
*
* @param int $userid the user whose blocked users we want to retrieve
* @return external_description
* @since 2.9
*/
public static function get_blocked_users($userid) {
global $CFG, $USER, $PAGE;
// Warnings array, it can be empty at the end but is mandatory.
$warnings = array();
// Validate params.
$params = array(
'userid' => $userid
);
$params = self::validate_parameters(self::get_blocked_users_parameters(), $params);
$userid = $params['userid'];
// Validate context.
$context = context_system::instance();
self::validate_context($context);
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$user = core_user::get_user($userid, '*', MUST_EXIST);
core_user::require_active_user($user);
// Check if we have permissions for retrieve the information.
$capability = 'moodle/site:manageallmessaging';
if (($USER->id != $userid) && !has_capability($capability, $context)) {
throw new required_capability_exception($context, $capability, 'nopermissions', '');
}
// Now, we can get safely all the blocked users.
$users = \core_message\api::get_blocked_users($user->id);
$blockedusers = array();
foreach ($users as $user) {
$newuser = array(
'id' => $user->id,
'fullname' => fullname($user),
);
$userpicture = new user_picture($user);
$userpicture->size = 1; // Size f1.
$newuser['profileimageurl'] = $userpicture->get_url($PAGE)->out(false);
$blockedusers[] = $newuser;
}
$results = array(
'users' => $blockedusers,
'warnings' => $warnings
);
return $results;
}
/**
* Get blocked users return description.
*
* @return external_single_structure
* @since 2.9
*/
public static function get_blocked_users_returns() {
return new external_single_structure(
array(
'users' => new external_multiple_structure(
new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'User ID'),
'fullname' => new external_value(PARAM_NOTAGS, 'User full name'),
'profileimageurl' => new external_value(PARAM_URL, 'User picture URL', VALUE_OPTIONAL)
)
),
'List of blocked users'
),
'warnings' => new external_warnings()
)
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 2.9
*/
public static function mark_message_read_parameters() {
return new external_function_parameters(
array(
'messageid' => new external_value(PARAM_INT, 'id of the message in the messages table'),
'timeread' => new external_value(PARAM_INT, 'timestamp for when the message should be marked read',
VALUE_DEFAULT, 0)
)
);
}
/**
* Mark a single message as read, trigger message_viewed event
*
* @param int $messageid id of the message (in the message table)
* @param int $timeread timestamp for when the message should be marked read
* @return external_description
* @throws invalid_parameter_exception
* @throws moodle_exception
* @since 2.9
*/
public static function mark_message_read($messageid, $timeread) {
global $CFG, $DB, $USER;
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Warnings array, it can be empty at the end but is mandatory.
$warnings = array();
// Validate params.
$params = array(
'messageid' => $messageid,
'timeread' => $timeread
);
$params = self::validate_parameters(self::mark_message_read_parameters(), $params);
if (empty($params['timeread'])) {
$timeread = time();
} else {
$timeread = $params['timeread'];
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$sql = "SELECT m.*, mcm.userid as useridto
FROM {messages} m
INNER JOIN {message_conversations} mc
ON m.conversationid = mc.id
INNER JOIN {message_conversation_members} mcm
ON mcm.conversationid = mc.id
LEFT JOIN {message_user_actions} mua
ON (mua.messageid = m.id AND mua.userid = ? AND mua.action = ?)
WHERE mua.id is NULL
AND mcm.userid != m.useridfrom
AND m.id = ?";
$messageparams = [];
$messageparams[] = $USER->id;
$messageparams[] = \core_message\api::MESSAGE_ACTION_READ;
$messageparams[] = $params['messageid'];
$message = $DB->get_record_sql($sql, $messageparams, MUST_EXIST);
if ($message->useridto != $USER->id) {
throw new invalid_parameter_exception('Invalid messageid, you don\'t have permissions to mark this message as read');
}
\core_message\api::mark_message_as_read($USER->id, $message, $timeread);
$results = array(
'messageid' => $message->id,
'warnings' => $warnings
);
return $results;
}
/**
* Returns description of method result value
*
* @return external_description
* @since 2.9
*/
public static function mark_message_read_returns() {
return new external_single_structure(
array(
'messageid' => new external_value(PARAM_INT, 'the id of the message in the messages table'),
'warnings' => new external_warnings()
)
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
*/
public static function mark_notification_read_parameters() {
return new external_function_parameters(
array(
'notificationid' => new external_value(PARAM_INT, 'id of the notification'),
'timeread' => new external_value(PARAM_INT, 'timestamp for when the notification should be marked read',
VALUE_DEFAULT, 0)
)
);
}
/**
* Mark a single notification as read.
*
* This will trigger a 'notification_viewed' event.
*
* @param int $notificationid id of the notification
* @param int $timeread timestamp for when the notification should be marked read
* @return external_description
* @throws invalid_parameter_exception
* @throws moodle_exception
*/
public static function mark_notification_read($notificationid, $timeread) {
global $CFG, $DB, $USER;
// Warnings array, it can be empty at the end but is mandatory.
$warnings = array();
// Validate params.
$params = array(
'notificationid' => $notificationid,
'timeread' => $timeread
);
$params = self::validate_parameters(self::mark_notification_read_parameters(), $params);
if (empty($params['timeread'])) {
$timeread = time();
} else {
$timeread = $params['timeread'];
}
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$notification = $DB->get_record('notifications', ['id' => $params['notificationid']], '*', MUST_EXIST);
if ($notification->useridto != $USER->id) {
throw new invalid_parameter_exception('Invalid notificationid, you don\'t have permissions to mark this ' .
'notification as read');
}
\core_message\api::mark_notification_as_read($notification, $timeread);
$results = array(
'notificationid' => $notification->id,
'warnings' => $warnings
);
return $results;
}
/**
* Returns description of method result value
*
* @return external_description
*/
public static function mark_notification_read_returns() {
return new external_single_structure(
array(
'notificationid' => new external_value(PARAM_INT, 'id of the notification'),
'warnings' => new external_warnings()
)
);
}
/**
* Mark all conversation messages as read parameters description.
*
* @return external_function_parameters
* @since 3.6
*/
public static function mark_all_conversation_messages_as_read_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The user id who who we are marking the messages as read for'),
'conversationid' =>
new external_value(PARAM_INT, 'The conversation id who who we are marking the messages as read for')
)
);
}
/**
* Mark all conversation messages as read function.
*
* @param int $userid The user id of who we want to delete the conversation for
* @param int $conversationid The id of the conversations
* @since 3.6
*/
public static function mark_all_conversation_messages_as_read(int $userid, int $conversationid) {
global $CFG;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = array(
'userid' => $userid,
'conversationid' => $conversationid,
);
$params = self::validate_parameters(self::mark_all_conversation_messages_as_read_parameters(), $params);
$context = context_system::instance();
self::validate_context($context);
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
if (\core_message\api::can_mark_all_messages_as_read($params['userid'], $params['conversationid'])) {
\core_message\api::mark_all_messages_as_read($params['userid'], $params['conversationid']);
} else {
throw new moodle_exception('accessdenied', 'admin');
}
}
/**
* Mark all conversation messages as read return description.
*
* @return external_warnings
* @since 3.6
*/
public static function mark_all_conversation_messages_as_read_returns() {
return null;
}
/**
* Returns description of method parameters.
*
* @return external_function_parameters
* @since 3.6
*/
public static function delete_conversations_by_id_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'The user id of who we want to delete the conversation for'),
'conversationids' => new external_multiple_structure(
new external_value(PARAM_INT, 'The id of the conversation'),
'List of conversation IDs'
),
)
);
}
/**
* Deletes a conversation.
*
* @param int $userid The user id of who we want to delete the conversation for
* @param int[] $conversationids The ids of the conversations
* @return array
* @throws moodle_exception
* @since 3.6
*/
public static function delete_conversations_by_id($userid, array $conversationids) {
global $CFG;
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate params.
$params = [
'userid' => $userid,
'conversationids' => $conversationids,
];
$params = self::validate_parameters(self::delete_conversations_by_id_parameters(), $params);
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
foreach ($params['conversationids'] as $conversationid) {
if (\core_message\api::can_delete_conversation($user->id, $conversationid)) {
\core_message\api::delete_conversation_by_id($user->id, $conversationid);
} else {
throw new moodle_exception("You do not have permission to delete the conversation '$conversationid'");
}
}
return [];
}
/**
* Returns description of method result value.
*
* @return external_description
* @since 3.6
*/
public static function delete_conversations_by_id_returns() {
return new external_warnings();
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.1
*/
public static function delete_message_parameters() {
return new external_function_parameters(
array(
'messageid' => new external_value(PARAM_INT, 'The message id'),
'userid' => new external_value(PARAM_INT, 'The user id of who we want to delete the message for'),
'read' => new external_value(PARAM_BOOL, 'If is a message read', VALUE_DEFAULT, true)
)
);
}
/**
* Deletes a message
*
* @param int $messageid the message id
* @param int $userid the user id of who we want to delete the message for
* @param bool $read if is a message read (default to true)
* @return external_description
* @throws moodle_exception
* @since 3.1
*/
public static function delete_message($messageid, $userid, $read = true) {
global $CFG;
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Warnings array, it can be empty at the end but is mandatory.
$warnings = array();
// Validate params.
$params = array(
'messageid' => $messageid,
'userid' => $userid,
'read' => $read
);
$params = self::validate_parameters(self::delete_message_parameters(), $params);
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
if (\core_message\api::can_delete_message($user->id, $params['messageid'])) {
$status = \core_message\api::delete_message($user->id, $params['messageid']);
} else {
throw new moodle_exception('You do not have permission to delete this message');
}
$results = array(
'status' => $status,
'warnings' => $warnings
);
return $results;
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.1
*/
public static function delete_message_returns() {
return new external_single_structure(
array(
'status' => new external_value(PARAM_BOOL, 'True if the message was deleted, false otherwise'),
'warnings' => new external_warnings()
)
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.2
*/
public static function message_processor_config_form_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_REQUIRED),
'name' => new external_value(PARAM_TEXT, 'The name of the message processor'),
'formvalues' => new external_multiple_structure(
new external_single_structure(
array(
'name' => new external_value(PARAM_TEXT, 'name of the form element', VALUE_REQUIRED),
'value' => new external_value(PARAM_RAW, 'value of the form element', VALUE_REQUIRED),
)
),
'Config form values',
VALUE_REQUIRED
),
)
);
}
/**
* Processes a message processor config form.
*
* @param int $userid the user id
* @param string $name the name of the processor
* @param array $formvalues the form values
* @return external_description
* @throws moodle_exception
* @since 3.2
*/
public static function message_processor_config_form($userid, $name, $formvalues) {
global $USER, $CFG;
$params = self::validate_parameters(
self::message_processor_config_form_parameters(),
array(
'userid' => $userid,
'name' => $name,
'formvalues' => $formvalues,
)
);
$user = self::validate_preferences_permissions($params['userid']);
$processor = get_message_processor($params['name']);
$preferences = [];
$form = new stdClass();
foreach ($params['formvalues'] as $formvalue) {
// Curly braces to ensure interpretation is consistent between
// php 5 and php 7.
$form->{$formvalue['name']} = $formvalue['value'];
}
$processor->process_form($form, $preferences);
if (!empty($preferences)) {
set_user_preferences($preferences, $params['userid']);
}
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.2
*/
public static function message_processor_config_form_returns() {
return null;
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.2
*/
public static function get_message_processor_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user'),
'name' => new external_value(PARAM_TEXT, 'The name of the message processor', VALUE_REQUIRED),
)
);
}
/**
* Get a message processor.
*
* @param int $userid
* @param string $name the name of the processor
* @return external_description
* @throws moodle_exception
* @since 3.2
*/
public static function get_message_processor($userid, $name) {
global $USER, $PAGE, $CFG;
// Check if messaging is enabled.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = self::validate_parameters(
self::get_message_processor_parameters(),
array(
'userid' => $userid,
'name' => $name,
)
);
if (empty($params['userid'])) {
$params['userid'] = $USER->id;
}
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
self::validate_context(context_user::instance($params['userid']));
$processor = get_message_processor($params['name']);
$processoroutput = new \core_message\output\processor($processor, $user);
$renderer = $PAGE->get_renderer('core_message');
return $processoroutput->export_for_template($renderer);
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.2
*/
public static function get_message_processor_returns() {
return new external_function_parameters(
array(
'systemconfigured' => new external_value(PARAM_BOOL, 'Site configuration status'),
'userconfigured' => new external_value(PARAM_BOOL, 'The user configuration status'),
)
);
}
/**
* Check that the user has enough permission to retrieve message or notifications preferences.
*
* @param int $userid the user id requesting the preferences
* @return stdClass full user object
* @throws moodle_exception
* @since Moodle 3.2
*/
protected static function validate_preferences_permissions($userid) {
global $USER;
if (empty($userid)) {
$user = $USER;
} else {
$user = core_user::get_user($userid, '*', MUST_EXIST);
core_user::require_active_user($user);
}
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
// Check access control.
if ($user->id == $USER->id) {
// Editing own message profile.
require_capability('moodle/user:editownmessageprofile', $systemcontext);
} else {
// Teachers, parents, etc.
$personalcontext = context_user::instance($user->id);
require_capability('moodle/user:editmessageprofile', $personalcontext);
}
return $user;
}
/**
* Returns a notification or message preference structure.
*
* @return external_single_structure the structure
* @since Moodle 3.2
* @todo Remove loggedin and loggedoff from processors structure on MDL-73284.
*/
protected static function get_preferences_structure() {
return new external_single_structure(
array(
'userid' => new external_value(PARAM_INT, 'User id'),
'disableall' => new external_value(PARAM_INT, 'Whether all the preferences are disabled'),
'processors' => new external_multiple_structure(
new external_single_structure(
array(
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'name' => new external_value(PARAM_PLUGIN, 'Processor name'),
'hassettings' => new external_value(PARAM_BOOL, 'Whether has settings'),
'contextid' => new external_value(PARAM_INT, 'Context id'),
'userconfigured' => new external_value(PARAM_INT, 'Whether is configured by the user'),
)
),
'Config form values'
),
'components' => new external_multiple_structure(
new external_single_structure(
array(
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'notifications' => new external_multiple_structure(
new external_single_structure(
array(
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'preferencekey' => new external_value(PARAM_ALPHANUMEXT, 'Preference key'),
'processors' => new external_multiple_structure(
new external_single_structure(
array(
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'name' => new external_value(PARAM_PLUGIN, 'Processor name'),
'locked' => new external_value(PARAM_BOOL, 'Is locked by admin?'),
'lockedmessage' => new external_value(PARAM_TEXT,
'Text to display if locked', VALUE_OPTIONAL),
'userconfigured' => new external_value(PARAM_INT, 'Is configured?'),
'loggedin' => new external_single_structure(
array(
'name' => new external_value(PARAM_NOTAGS, 'Name'),
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'checked' => new external_value(PARAM_BOOL, 'Is checked?'),
),
'DEPRECATED ATTRIBUTE -
Kept for backward compatibility, use enabled instead.',
),
'loggedoff' => new external_single_structure(
array(
'name' => new external_value(PARAM_NOTAGS, 'Name'),
'displayname' => new external_value(PARAM_TEXT, 'Display name'),
'checked' => new external_value(PARAM_BOOL, 'Is checked?'),
),
'DEPRECATED ATTRIBUTE -
Kept for backward compatibility, use enabled instead.',
),
'enabled' => new external_value(PARAM_BOOL, 'Is enabled?'),
)
),
'Processors values for this notification'
),
)
),
'List of notificaitons for the component'
),
)
),
'Available components'
),
)
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.2
*/
public static function get_user_notification_preferences_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0)
)
);
}
/**
* Get the notification preferences for a given user.
*
* @param int $userid id of the user, 0 for current user
* @return external_description
* @throws moodle_exception
* @since 3.2
*/
public static function get_user_notification_preferences($userid = 0) {
global $PAGE;
$params = self::validate_parameters(
self::get_user_notification_preferences_parameters(),
array(
'userid' => $userid,
)
);
$user = self::validate_preferences_permissions($params['userid']);
$processors = get_message_processors();
$providers = message_get_providers_for_user($user->id);
$preferences = \core_message\api::get_all_message_preferences($processors, $providers, $user);
$notificationlist = new \core_message\output\preferences\notification_list($processors, $providers, $preferences, $user);
$renderer = $PAGE->get_renderer('core_message');
$result = array(
'warnings' => array(),
'preferences' => $notificationlist->export_for_template($renderer)
);
return $result;
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.2
*/
public static function get_user_notification_preferences_returns() {
return new external_function_parameters(
array(
'preferences' => self::get_preferences_structure(),
'warnings' => new external_warnings(),
)
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.2
*/
public static function get_user_message_preferences_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0)
)
);
}
/**
* Get the notification preferences for a given user.
*
* @param int $userid id of the user, 0 for current user
* @return external_description
* @throws moodle_exception
* @since 3.2
*/
public static function get_user_message_preferences($userid = 0) {
global $CFG, $PAGE;
$params = self::validate_parameters(
self::get_user_message_preferences_parameters(),
array(
'userid' => $userid,
)
);
$user = self::validate_preferences_permissions($params['userid']);
// Filter out enabled, available system_configured and user_configured processors only.
$readyprocessors = array_filter(get_message_processors(), function($processor) {
return $processor->enabled &&
$processor->configured &&
$processor->object->is_user_configured() &&
// Filter out processors that don't have and message preferences to configure.
$processor->object->has_message_preferences();
});
$providers = array_filter(message_get_providers_for_user($user->id), function($provider) {
return $provider->component === 'moodle';
});
$preferences = \core_message\api::get_all_message_preferences($readyprocessors, $providers, $user);
$notificationlistoutput = new \core_message\output\preferences\message_notification_list($readyprocessors,
$providers, $preferences, $user);
$renderer = $PAGE->get_renderer('core_message');
$entertosend = get_user_preferences('message_entertosend', $CFG->messagingdefaultpressenter, $user);
$result = array(
'warnings' => array(),
'preferences' => $notificationlistoutput->export_for_template($renderer),
'blocknoncontacts' => \core_message\api::get_user_privacy_messaging_preference($user->id),
'entertosend' => $entertosend
);
return $result;
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.2
*/
public static function get_user_message_preferences_returns() {
return new external_function_parameters(
array(
'preferences' => self::get_preferences_structure(),
'blocknoncontacts' => new external_value(PARAM_INT, 'Privacy messaging setting to define who can message you'),
'entertosend' => new external_value(PARAM_BOOL, 'User preference for using enter to send messages'),
'warnings' => new external_warnings(),
)
);
}
/**
* Returns description of method parameters for the favourite_conversations() method.
*
* @return external_function_parameters
*/
public static function set_favourite_conversations_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0),
'conversations' => new external_multiple_structure(
new external_value(PARAM_INT, 'id of the conversation', VALUE_DEFAULT, 0)
)
)
);
}
/**
* Favourite a conversation, or list of conversations for a user.
*
* @param int $userid the id of the user, or 0 for the current user.
* @param array $conversationids the list of conversations ids to favourite.
* @return array
* @throws moodle_exception if messaging is disabled or if the user cannot perform the action.
*/
public static function set_favourite_conversations(int $userid, array $conversationids) {
global $CFG, $USER;
// All the business logic checks that really shouldn't be in here.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'userid' => $userid,
'conversations' => $conversationids
];
$params = self::validate_parameters(self::set_favourite_conversations_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
foreach ($params['conversations'] as $conversationid) {
\core_message\api::set_favourite_conversation($conversationid, $params['userid']);
}
return [];
}
/**
* Return a description of the returns for the create_user_favourite_conversations() method.
*
* @return external_description
*/
public static function set_favourite_conversations_returns() {
return new external_warnings();
}
/**
* Returns description of method parameters for unfavourite_conversations() method.
*
* @return external_function_parameters
*/
public static function unset_favourite_conversations_parameters() {
return new external_function_parameters(
array(
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0),
'conversations' => new external_multiple_structure(
new external_value(PARAM_INT, 'id of the conversation', VALUE_DEFAULT, 0)
)
)
);
}
/**
* Unfavourite a conversation, or list of conversations for a user.
*
* @param int $userid the id of the user, or 0 for the current user.
* @param array $conversationids the list of conversations ids unset as favourites.
* @return array
* @throws moodle_exception if messaging is disabled or if the user cannot perform the action.
*/
public static function unset_favourite_conversations(int $userid, array $conversationids) {
global $CFG, $USER;
// All the business logic checks that really shouldn't be in here.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'userid' => $userid,
'conversations' => $conversationids
];
$params = self::validate_parameters(self::unset_favourite_conversations_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
foreach ($params['conversations'] as $conversationid) {
\core_message\api::unset_favourite_conversation($conversationid, $params['userid']);
}
return [];
}
/**
* Unset favourite conversations return description.
*
* @return external_description
*/
public static function unset_favourite_conversations_returns() {
return new external_warnings();
}
/**
* Returns description of method parameters for get_member_info() method.
*
* @return external_function_parameters
*/
public static function get_member_info_parameters() {
return new external_function_parameters(
array(
'referenceuserid' => new external_value(PARAM_INT, 'id of the user'),
'userids' => new external_multiple_structure(
new external_value(PARAM_INT, 'id of members to get')
),
'includecontactrequests' => new external_value(PARAM_BOOL, 'include contact requests in response', VALUE_DEFAULT, false),
'includeprivacyinfo' => new external_value(PARAM_BOOL, 'include privacy info in response', VALUE_DEFAULT, false)
)
);
}
/**
* Returns conversation member info for the supplied users, relative to the supplied referenceuserid.
*
* This is the basic structure used when returning members, and includes information about the relationship between each member
* and the referenceuser, such as a whether the referenceuser has marked the member as a contact, or has blocked them.
*
* @param int $referenceuserid the id of the user which check contact and blocked status.
* @param array $userids
* @return array the array of objects containing member info.
* @throws moodle_exception if messaging is disabled or if the user cannot perform the action.
*/
public static function get_member_info(
int $referenceuserid,
array $userids,
bool $includecontactrequests = false,
bool $includeprivacyinfo = false
) {
global $CFG, $USER;
// All the business logic checks that really shouldn't be in here.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
$params = [
'referenceuserid' => $referenceuserid,
'userids' => $userids,
'includecontactrequests' => $includecontactrequests,
'includeprivacyinfo' => $includeprivacyinfo
];
$params = self::validate_parameters(self::get_member_info_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $referenceuserid) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
return \core_message\helper::get_member_info(
$params['referenceuserid'],
$params['userids'],
$params['includecontactrequests'],
$params['includeprivacyinfo']
);
}
/**
* Get member info return description.
*
* @return external_description
*/
public static function get_member_info_returns() {
return new external_multiple_structure(
self::get_conversation_member_structure()
);
}
/**
* Returns description of method parameters for get_conversation_counts() method.
*
* @return external_function_parameters
*/
public static function get_conversation_counts_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0)
]
);
}
/**
* Returns an array of conversation counts for the various types of conversations, including favourites.
*
* Return format:
* [
* 'favourites' => 0,
* 'types' => [
* \core_message\api::MESSAGE_CONVERSATION_TYPE_INDIVIDUAL => 0,
* \core_message\api::MESSAGE_CONVERSATION_TYPE_GROUP => 0
* ]
* ]
*
* @param int $userid the id of the user whose counts we are fetching.
* @return array the array of conversation counts, indexed by type.
* @throws moodle_exception if the current user cannot perform this action.
*/
public static function get_conversation_counts(int $userid) {
global $CFG, $USER;
// All the business logic checks that really shouldn't be in here.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
if (empty($userid)) {
$userid = $USER->id;
}
$params = ['userid' => $userid];
$params = self::validate_parameters(self::get_conversation_counts_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
return \core_message\api::get_conversation_counts($params['userid']);
}
/**
* Get conversation counts return description.
*
* @return external_description
*/
public static function get_conversation_counts_returns() {
return new external_single_structure(
[
'favourites' => new external_value(PARAM_INT, 'Total number of favourite conversations'),
'types' => new external_single_structure(
[
\core_message\api::MESSAGE_CONVERSATION_TYPE_INDIVIDUAL => new external_value(PARAM_INT,
'Total number of individual conversations'),
\core_message\api::MESSAGE_CONVERSATION_TYPE_GROUP => new external_value(PARAM_INT,
'Total number of group conversations'),
\core_message\api::MESSAGE_CONVERSATION_TYPE_SELF => new external_value(PARAM_INT,
'Total number of self conversations'),
]
),
]
);
}
/**
* Returns description of method parameters for get_unread_conversation_counts() method.
*
* @return external_function_parameters
*/
public static function get_unread_conversation_counts_parameters() {
return new external_function_parameters(
[
'userid' => new external_value(PARAM_INT, 'id of the user, 0 for current user', VALUE_DEFAULT, 0)
]
);
}
/**
* Returns an array of unread conversation counts for the various types of conversations, including favourites.
*
* Return format:
* [
* 'favourites' => 0,
* 'types' => [
* \core_message\api::MESSAGE_CONVERSATION_TYPE_INDIVIDUAL => 0,
* \core_message\api::MESSAGE_CONVERSATION_TYPE_GROUP => 0
* ]
* ]
*
* @param int $userid the id of the user whose counts we are fetching.
* @return array the array of unread conversation counts, indexed by type.
* @throws moodle_exception if the current user cannot perform this action.
*/
public static function get_unread_conversation_counts(int $userid) {
global $CFG, $USER;
// All the business logic checks that really shouldn't be in here.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
if (empty($userid)) {
$userid = $USER->id;
}
$params = ['userid' => $userid];
$params = self::validate_parameters(self::get_unread_conversation_counts_parameters(), $params);
$systemcontext = context_system::instance();
self::validate_context($systemcontext);
if (($USER->id != $params['userid']) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
throw new moodle_exception('You do not have permission to perform this action.');
}
return \core_message\api::get_unread_conversation_counts($params['userid']);
}
/**
* Get unread conversation counts return description.
*
* @return external_description
*/
public static function get_unread_conversation_counts_returns() {
return new external_single_structure(
[
'favourites' => new external_value(PARAM_INT, 'Total number of unread favourite conversations'),
'types' => new external_single_structure(
[
\core_message\api::MESSAGE_CONVERSATION_TYPE_INDIVIDUAL => new external_value(PARAM_INT,
'Total number of unread individual conversations'),
\core_message\api::MESSAGE_CONVERSATION_TYPE_GROUP => new external_value(PARAM_INT,
'Total number of unread group conversations'),
\core_message\api::MESSAGE_CONVERSATION_TYPE_SELF => new external_value(PARAM_INT,
'Total number of unread self conversations'),
]
),
]
);
}
/**
* Returns description of method parameters
*
* @return external_function_parameters
* @since 3.7
*/
public static function delete_message_for_all_users_parameters() {
return new external_function_parameters(
array(
'messageid' => new external_value(PARAM_INT, 'The message id'),
'userid' => new external_value(PARAM_INT, 'The user id of who we want to delete the message for all users')
)
);
}
/**
* Deletes a message for all users
*
* @param int $messageid the message id
* @param int $userid the user id of who we want to delete the message for all users, is no longer used.
* @return external_description
* @throws moodle_exception
* @since 3.7
*/
public static function delete_message_for_all_users(int $messageid, int $userid) {
global $CFG, $USER;
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Validate params.
$params = array(
'messageid' => $messageid,
'userid' => $userid
);
$params = self::validate_parameters(self::delete_message_for_all_users_parameters(), $params);
// Validate context.
$context = context_system::instance();
self::validate_context($context);
core_user::require_active_user($USER);
// Checks if a user can delete a message for all users.
if (core_message\api::can_delete_message_for_all_users($USER->id, $params['messageid'])) {
\core_message\api::delete_message_for_all_users($params['messageid']);
} else {
throw new moodle_exception('You do not have permission to delete this message for everyone.');
}
return [];
}
/**
* Returns description of method result value
*
* @return external_description
* @since 3.7
*/
public static function delete_message_for_all_users_returns() {
return new external_warnings();
}
}