mirror of
https://github.com/pierre42100/ComunicAPI
synced 2024-12-18 01:33:03 +00:00
706 lines
19 KiB
PHP
706 lines
19 KiB
PHP
<?php
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/**
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* Groups component
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*
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* @author Pierre HUBERT
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*/
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class GroupsComponent {
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/**
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* Groups list table
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*/
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const GROUPS_LIST_TABLE = DBprefix . "groups";
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/**
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* Groups members table
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*/
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const GROUPS_MEMBERS_TABLE = DBprefix."groups_members";
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/**
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* Create a new group
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*
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* @param NewGroup $newGroup Information about the new group
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* to create
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* @return int The ID of the created group / -1 in case of failure
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*/
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public function create(NewGroup $newGroup) : int {
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//Insert the group in the database
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db()->addLine(self::GROUPS_LIST_TABLE, array(
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"time_create" => $newGroup->get_time_sent(),
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"userid_create" => $newGroup->get_userID(),
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"name" => $newGroup->get_name()
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));
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//Get the ID of the last inserted group
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$groupID = db()->getLastInsertedID();
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//Check for errors
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if(!$groupID > 0)
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return -1;
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//Register the user who created the group as an admin of the group
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$member = new GroupMember;
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$member->set_group_id($groupID);
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$member->set_userID($newGroup->get_userID());
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$member->set_time_sent($newGroup->get_time_sent());
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$member->set_level(GroupMember::ADMINISTRATOR);
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$this->insertMember($member);
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return $groupID;
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}
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/**
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* Check whether a group exists or not
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*
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* @param int $id The ID of the target group
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* @return bool TRUE if the group exists / FALSE else
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*/
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public function exists(int $id) : bool {
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return db()->count(
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self::GROUPS_LIST_TABLE,
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"WHERE id = ?",
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array($id)
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) > 0;
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}
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/**
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* Get the list of groups of a user
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*
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* @param int $userID The ID of the target user
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* @return array The list of groups of the user
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*/
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public function getListUser(int $userID) : array {
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//First, get IDs of the groups the user belongs to
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$groups = db()->select(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE user_id = ?",
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array($userID),
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array("groups_id")
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);
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//Parse results
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$info = array();
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foreach($groups as $group)
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$info[] = $this->get_info($group["groups_id"]);
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return $info;
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}
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/**
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* Get the visibility level of a group
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*
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* @param int $id The ID of the target group
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* @return int The visibility level of the group
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*/
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public function getVisiblity(int $id) : int {
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$data = db()->select(
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self::GROUPS_LIST_TABLE,
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"WHERE id = ?",
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array($id),
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array("visibility")
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);
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if(count($data) < 1)
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throw new Exception("Group " + $id + " does not exists!");
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return $data[0]["visibility"];
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}
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/**
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* Find a group by its virtual directory
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*
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* @param string $directory The directory to search
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* @return int The ID of the target group / 0 if none found
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*/
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public function findByVirtualDirectory(string $directory) : int {
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$data = db()->select(
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self::GROUPS_LIST_TABLE,
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"WHERE virtual_directory = ?",
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array($directory),
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array("id")
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);
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if(count($data) == 0)
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return 0;
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else
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return $data[0]["id"];
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}
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/**
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* Get and return information about a group
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*
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* @param int $id The ID of the target group
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* @return GroupInfo Information about the group / invalid
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* object in case of failure
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*/
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public function get_info(int $id) : GroupInfo {
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//Query the database
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$info = db()->select(self::GROUPS_LIST_TABLE, "WHERE id = ?", array($id));
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//Check for results
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if(count($info) == 0)
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return new GroupInfo(); //Return invalid object
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//Create and fill GroupInfo object with database entry
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return $this->dbToGroupInfo($info[0]);
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}
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/**
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* Get and return advanced information about a group
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*
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* @param int $id The ID of the target group
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* @return GroupInfo Information about the group / invalid
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* object in case of failure
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*/
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public function get_advanced_info(int $id) : AdvancedGroupInfo {
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//Query the database
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$info = db()->select(self::GROUPS_LIST_TABLE, "WHERE id = ?", array($id));
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//Check for results
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if(count($info) == 0)
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return new AdvancedGroupInfo(); //Return invalid object
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//Create and fill GroupInfo object with database entry
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return $this->dbToAdvancedGroupInfo($info[0]);
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}
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/**
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* Get a group settings
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*
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* @param int $id The ID of the target group
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* @return GroupSettings The settings of the group / invalid
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* GroupSettings object in case of failure
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*/
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public function get_settings(int $id) : GroupSettings {
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//Query the database
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$info = db()->select(self::GROUPS_LIST_TABLE, "WHERE id = ?", array($id));
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//Check for results
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if(count($info) == 0)
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return new GroupSettings(); //Return invalid object
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//Create and fill GroupInfo object with database entry
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return $this->dbToGroupSettings($info[0]);
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}
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/**
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* Set (update) group settings
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*
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* @param GroupSettings $settings The settings to update
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* @return bool TRUE for a success / FALSE
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*/
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public function set_settings(GroupSettings $settings) : bool {
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//Generate database entry
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$modif = $this->GroupSettingsToDB($settings);
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//Apply update
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return db()->updateDB(
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self::GROUPS_LIST_TABLE,
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"id = ?",
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$modif,
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array($settings->get_id()));
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}
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/**
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* Get the list of members of a group
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*
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* @param int $groupID The ID of the group to fetch
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* @return array The list of members of the group
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*/
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public function getListMembers(int $groupID) : array {
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$members = db()->select(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ?",
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array($groupID)
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);
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//Process the list of results
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return $this->multipleDBToGroupMember($members);
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}
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/**
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* Count the number of a kind of membership in a group
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*
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* @param int $groupID The ID of the target group
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* @param int $level The membership level to count
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* @return int The number of administrators of the group
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*/
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public function countMembersAtLevel(int $groupID, int $level) : int {
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return db()->count(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ? AND level = ?",
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array($groupID, $level)
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);
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}
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/**
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* Insert a new group member
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*
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* @param GroupMember $member Information about the member to insert
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* @return bool TRUE for a success / FALSE else
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*/
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public function insertMember(GroupMember $member) : bool {
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return db()->addLine(self::GROUPS_MEMBERS_TABLE, array(
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"groups_id" => $member->get_group_id(),
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"user_id" => $member->get_userID(),
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"time_create" => $member->get_time_sent(),
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"level" => $member->get_level()
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));
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}
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/**
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* Update a membership level
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the related group
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* @param int $level The target level
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* @return bool TRUE for a success / FALSE else
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*/
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public function updateMembershipLevel(int $userID, int $groupID, int $level) : bool {
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return db()->updateDB(
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self::GROUPS_MEMBERS_TABLE,
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"user_id = ? AND groups_id = ?",
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array("level" => $level),
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array($userID, $groupID)
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);
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}
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/**
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* Check whether a user has already a saved membership in a group or not
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the target group
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* @return bool TRUE if the database includes a membership for the user / FALSE else
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*/
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public function hasMembership(int $userID, int $groupID) : bool {
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return db()->count(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ? AND user_id = ?",
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array($groupID, $userID)) > 0;
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}
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/**
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* Delete a user membership with a precise status
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*
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* @param int $userID Target user ID
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* @param int $groupID Target group
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* @param int $status The status of the membership to delete
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* @return bool TRUE for a success / FALSE else
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*/
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public function deleteMembershipWithStatus(int $userID, int $groupID, int $status) : bool {
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return db()->deleteEntry(
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self::GROUPS_MEMBERS_TABLE,
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"groups_id = ? AND user_id = ? AND level = ?",
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array($groupID, $userID, $status)
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);
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}
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/**
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* Check whether a user received an invitation or not
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*
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* @param int $userID The ID of the user to check
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* @param int $groupID The ID of the related group
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* @return bool TRUE if the user received an invitation / FALSE else
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*/
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public function receivedInvitation(int $userID, int $groupID) : bool {
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return db()->count(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ? AND user_ID = ? AND level = ?",
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array($groupID, $userID, GroupMember::INVITED)
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) > 0;
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}
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/**
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* Respond to a membership invitation
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the related group
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* @param bool $accept Set wether the user accept the invitation or not
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* @return bool TRUE for a success / FALSE else
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*/
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public function respondInvitation(int $userID, int $groupID, bool $accept) : bool {
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//If the user reject the invitation, delete it
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if(!$accept)
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return $this->deleteInvitation($userID, $groupID);
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//Upgrade the user as member
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return $this->updateMembershipLevel($userID, $groupID, GroupMember::MEMBER);
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}
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/**
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* Respond to a membership request
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the related group
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* @param bool $accept Set whether the request was accepted or not
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* @return bool TRUE for a success / FALSE else
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*/
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public function respondRequest(int $userID, int $groupID, bool $accept) : bool {
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//If the user reject the invitation, delete it
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if(!$accept)
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return $this->deleteRequest($userID, $groupID);
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//Upgrade the user as member
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return $this->updateMembershipLevel($userID, $groupID, GroupMember::MEMBER);
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}
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/**
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* Delete a membership invitation
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the related group
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* @return bool TRUE for a success / FALSE else
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*/
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public function deleteInvitation(int $userID, int $groupID) : bool {
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return $this->deleteMembershipWithStatus($userID, $groupID, GroupMember::INVITED);
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}
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/**
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* Delete a membership request
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the related group
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* @return bool TRUE for a success / FALSE else
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*/
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public function deleteRequest(int $userID, int $groupID) : bool {
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return $this->deleteMembershipWithStatus($userID, $groupID, GroupMember::PENDING);
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}
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/**
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* Get the membership level of a user to a group
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*
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* @param int $userID The ID of the queried user
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* @param int $groupID The ID of the target group
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* @return int The membership level of the user
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*/
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public function getMembershipLevel(int $userID, int $groupID) : int {
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//Check for membership
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if(!$this->hasMembership($userID, $groupID))
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return GroupMember::VISITOR;
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//Fetch the database to get membership
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$results = db()->select(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ? AND user_id = ?",
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array($groupID, $userID),
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array("level")
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);
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//Check for results
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if(count($results) < 0)
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return GroupMember::VISITOR; //Security first
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return $results[0]["level"];
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}
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/**
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* Get information the membership of a user over a group
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*
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* @param int $userID The ID of the target user
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* @param int $groupID The ID of the target group
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* @param GroupMember User membership
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*/
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public function getMembership(int $userID, int $groupID) : GroupMember {
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//Fetch the database to get membership
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$results = db()->select(
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self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ? AND user_id = ?",
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array($groupID, $userID)
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);
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//Check for results
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if(count($results) < 0)
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return new GroupMember(); //Invalid object
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return $this->dbToGroupMember($results[0]);
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}
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/**
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* Check whether a user is an administrator of a group
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* or not
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*
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* @param int $userID Requested user ID to check
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* @param int $groupID Requested group to check
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* @return bool TRUE if the user is an admin / FALSE else
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*/
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public function isAdmin(int $userID, int $groupID) : bool {
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return $this->getMembershipLevel($userID, $groupID)
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== GroupMember::ADMINISTRATOR;
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}
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/**
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* Check whether a group is open or not
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*
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* @param int $groupID The ID of the target group
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* @return bool TRUE if the group is open / FALSE else
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*/
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public function isOpen(int $groupID) : bool {
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return db()->count(
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self::GROUPS_LIST_TABLE,
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"WHERE id = ? AND visibility = ?",
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array($groupID, GroupInfo::OPEN_GROUP)) > 0;
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}
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/**
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* Check whether a group is secret or not
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*
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* @param int $groupID The ID of the target group
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* @return bool TRUE if the group is open / FALSE else
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*/
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public function isSecret(int $groupID) : bool {
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return db()->count(
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self::GROUPS_LIST_TABLE,
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"WHERE id = ? AND visibility = ?",
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array($groupID, GroupInfo::SECRET_GROUP)) > 0;
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}
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/**
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* Count the number of members of a group
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*
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* @param int $id The ID of the target group
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* @return int The number of members of the group
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*/
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private function countMembers(int $id) : int {
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return db()->count(self::GROUPS_MEMBERS_TABLE,
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"WHERE groups_id = ?",
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array($id));
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}
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/**
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* Get and return the access level of a user over a group
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*
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* @param int $groupID The ID of the target group
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* @param int $userID The ID of the user
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* @return int The visiblity access level of the user
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*/
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public function getAccessLevel(int $groupID, int $userID) : int {
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if($userID > 0)
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//Get the membership level of the user
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$membership_level = $this->getMembershipLevel($userID, $groupID);
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else
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$membership_level = GroupMember::VISITOR; //Signed out users are all visitors
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//Check if the user is a confirmed member of group
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if($membership_level == GroupMember::ADMINISTRATOR)
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return GroupInfo::ADMIN_ACCESS;
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if($membership_level == GroupMember::MODERATOR)
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return GroupInfo::MODERATOR_ACCESS;
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if($membership_level == GroupMember::MEMBER)
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return GroupInfo::MEMBER_ACCESS;
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//Get the visibility level of the group
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$group_visibility_level = $this->getVisiblity($groupID);
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//If the group is open, everyone has view access
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if($group_visibility_level == GroupInfo::OPEN_GROUP)
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return GroupInfo::VIEW_ACCESS;
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//Else, all pending and invited membership get limited access
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if($membership_level == GroupMember::PENDING ||
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$membership_level == GroupMember::INVITED)
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return GroupInfo::LIMITED_ACCESS;
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//Private groups gives limited access
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if($group_visibility_level == GroupInfo::PRIVATE_GROUP)
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return GroupInfo::LIMITED_ACCESS;
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//Else the user can not see the group
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return GroupInfo::NO_ACCESS;
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}
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/**
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* Delete current group logo (if any)
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*
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* @param int $id The ID of the target group
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* @return bool TRUE if the logo was deleted / FALSE else
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*/
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public function deleteLogo(int $id) : bool {
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//Get the current settings of the group
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$settings = $this->get_settings($id);
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//Check if the group has currently an group logo or not
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if($settings->has_logo()){
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//Delete the previous logo
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if(file_exists($settings->get_logo_sys_path()))
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if(!unlink($settings->get_logo_sys_path()))
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return FALSE;
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//Save new information
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$settings->set_logo("null");
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return $this->set_settings($settings);
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}
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//Success (nothing to be done)
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return TRUE;
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}
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/**
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* Check whether a directory is available or not
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*
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* @param string $directory The directory to check
|
|
* @param int $groupID The ID of the target group
|
|
* @return bool TRUE if the directory is available / FALSE
|
|
*/
|
|
public function checkDirectoryAvailability(string $directory, int $groupID) : int {
|
|
$currID = $this->findByVirtualDirectory($directory);
|
|
|
|
//Check if the domain has not been allocated
|
|
if($currID < 1)
|
|
return TRUE;
|
|
|
|
else
|
|
//Else check if the directory has been allocated to the current user
|
|
return $groupID == $currID;
|
|
}
|
|
|
|
/**
|
|
* Turn a database entry into a GroupInfo object
|
|
*
|
|
* @param array $data Database entry
|
|
* @param GroupInfo $group The object to fill with the information (optionnal)
|
|
* @return GroupInfo Generated object
|
|
*/
|
|
private function dbToGroupInfo(array $data, GroupInfo $info = null) : GroupInfo {
|
|
|
|
if($info == null)
|
|
$info = new GroupInfo();
|
|
|
|
$info->set_id($data["id"]);
|
|
$info->set_name($data["name"]);
|
|
$info->set_number_members($this->countMembers($info->get_id()));
|
|
$info->set_membership_level($this->getMembershipLevel(userID, $info->get_id()));
|
|
$info->set_visibility($data["visibility"]);
|
|
$info->set_registration_level($data["registration_level"]);
|
|
|
|
if($data["path_logo"] != null && $data["path_logo"] != "" && $data["path_logo"] != "null")
|
|
$info->set_logo($data["path_logo"]);
|
|
|
|
if($data["virtual_directory"] != null && $data["virtual_directory"] != "" && $data["virtual_directory"] != "null")
|
|
$info->set_virtual_directory($data["virtual_directory"]);
|
|
|
|
return $info;
|
|
|
|
}
|
|
|
|
/**
|
|
* Turn a database group entry into AdvancedGroupInfo object entry
|
|
*
|
|
* @param array $data Database entry
|
|
* @param AdvancedGroupInfo $info Optionnal, fill an existing object
|
|
* instead of creating a new one
|
|
* @return AdvancedGroupInfo Advanced information about the group
|
|
*/
|
|
private function dbToAdvancedGroupInfo(array $data, AdvancedGroupInfo $info = null) : AdvancedGroupInfo {
|
|
|
|
if($info == null)
|
|
$info = new AdvancedGroupInfo();
|
|
|
|
//Parse basical information about the group
|
|
$this->dbToGroupInfo($data, $info);
|
|
|
|
//Parse advanced information
|
|
$info->set_time_create($data["time_create"]);
|
|
|
|
return $info;
|
|
|
|
}
|
|
|
|
/**
|
|
* Turn a database group entry into GroupSettings object
|
|
*
|
|
* @param array $data Database entry
|
|
* @return GroupSettings The settings of the group
|
|
*/
|
|
private function dbToGroupSettings(array $data) : GroupSettings {
|
|
|
|
//Parse advanced settings about the group
|
|
$info = new GroupSettings();
|
|
$this->dbToAdvancedGroupInfo($data, $info);
|
|
|
|
return $info;
|
|
|
|
}
|
|
|
|
/**
|
|
* Turn a GroupSettings object into a database entry
|
|
*
|
|
* @param GroupSettings $settings The object to convert
|
|
* @return array Generated database entry
|
|
*/
|
|
private function GroupSettingsToDB(GroupSettings $settings) : array {
|
|
$data = array();
|
|
|
|
if($settings->has_name())
|
|
$data["name"] = $settings->get_name();
|
|
|
|
if($settings->has_logo())
|
|
$data["path_logo"] = $settings->get_logo();
|
|
|
|
if($settings->has_visibility())
|
|
$data["visibility"] = $settings->get_visibility();
|
|
|
|
if($settings->has_registration_level())
|
|
$data["registration_level"] = $settings->get_registration_level();
|
|
|
|
if($settings->has_virtual_directory())
|
|
$data["virtual_directory"] = $settings->get_virtual_directory();
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Turn multiple database entries into GroupMember entries
|
|
*
|
|
* @param array $entries The entries to process
|
|
* @return array Generated GroupMember objects
|
|
*/
|
|
private function multipleDBToGroupMember(array $entries) : array {
|
|
foreach($entries as $num => $entry)
|
|
$entries[$num] = $this->dbToGroupMember($entry);
|
|
|
|
return $entries;
|
|
}
|
|
|
|
/**
|
|
* Turn a database entry into a GroupMember entry
|
|
*
|
|
* @param array $entry The database entry to convert
|
|
* @return GroupMember Generated entry
|
|
*/
|
|
private function dbToGroupMember(array $entry) : GroupMember {
|
|
|
|
$member = new GroupMember();
|
|
|
|
$member->set_id($entry["id"]);
|
|
$member->set_group_id($entry["groups_id"]);
|
|
$member->set_userID($entry["user_id"]);
|
|
$member->set_time_sent($entry["time_create"]);
|
|
$member->set_level($entry["level"]);
|
|
|
|
return $member;
|
|
|
|
}
|
|
}
|
|
|
|
//Register component
|
|
Components::register("groups", new GroupsComponent()); |