website/queries/friendship.php

@@ -2,10 +2,21 @@
 
 require_once ("connect.php");
 
+/**
+ * Selects all friends of a user.
+ * @param $userID
+ * @return string
+ */
 function selectFriends($userID) {
     return selectLimitedFriends($userID, 9999);
 }
 
+/**
+ * Returns a limited amount of friends of a user.
+ * @param $userID
+ * @param $limit
+ * @return string
+ */
 function selectLimitedFriends($userID, $limit) {
     $stmt = prepareQuery("
         SELECT
@@ -46,7 +57,11 @@ function selectLimitedFriends($userID, $limit) {
     return json_encode($stmt->fetchAll());
 }
 
-
+/**
+ * Selects all friends of a user.
+ * @param $userID
+ * @return PDOStatement
+ */
 function selectAllFriends($userID) {
     $stmt = prepareQuery("
         SELECT
@@ -83,6 +98,10 @@ function selectAllFriends($userID) {
     return $stmt;
 }
 
+/**
+ * Returns all friend requests of the current user.
+ * @return string
+ */
 function selectAllFriendRequests() {
     $stmt = prepareQuery("
         SELECT
@@ -119,6 +138,11 @@ function selectAllFriendRequests() {
     return json_encode($stmt->fetchAll());
 }
 
+/**
+ * Gets the friendship status from current user and userID.
+ * @param $userID
+ * @return int
+ */
 function getFriendshipStatus($userID) {
     # -2: Query failed.
     # -1: user1 and 2 are the same user
@@ -162,6 +186,11 @@ function getFriendshipStatus($userID) {
     return intval($stmt->fetch()["friend_state"]);
 }
 
+/**
+ * Request friendship from current user to target user.
+ * @param $userID
+ * @return bool
+ */
 function requestFriendship($userID) {
     $stmt = prepareQuery("
         INSERT INTO `friendship` (user1ID, user2ID)
@@ -173,6 +202,11 @@ function requestFriendship($userID) {
     return $stmt->execute();
 }
 
+/**
+ * Removes friendship between current and target user.
+ * @param $userID
+ * @return bool
+ */
 function removeFriendship($userID) {
     $stmt = prepareQuery("
         DELETE FROM `friendship`
@@ -189,6 +223,11 @@ function removeFriendship($userID) {
     return $stmt->execute();
 }
 
+/**
+ * Sets the friendship between current and target user to accepted.
+ * @param $userID
+ * @return bool
+ */
 function acceptFriendship($userID) {
     $stmt = prepareQuery("
         UPDATE `friendship`
@@ -204,6 +243,11 @@ function acceptFriendship($userID) {
     return $stmt->execute();
 }
 
+/**
+ * Sets the last time the user visited the chat with specified friend.
+ * @param $friend
+ * @return PDOStatement
+ */
 function setLastVisited($friend) {
     $stmt = prepareQuery("
         UPDATE
@@ -234,6 +278,13 @@ function setLastVisited($friend) {
     return $stmt;
 }
 
+/**
+ * Searches m friends from n filtered by search.
+ * @param $n
+ * @param $m
+ * @param $search
+ * @return string
+ */
 function searchSomeFriends($n, $m, $search) {
     $stmt = prepareQuery("
     SELECT
@@ -281,6 +332,11 @@ function searchSomeFriends($n, $m, $search) {
     return json_encode($stmt->fetchAll());
 }
 
+/**
+ * Counts all friends of current user filtered by search.
+ * @param $search
+ * @return string
+ */
 function countSomeFriends($search) {
     $stmt = prepareQuery("
     SELECT

website/queries/group_member.php

@@ -1,9 +1,20 @@
 <?php
 
+/**
+ * Returns all groups a user is member of.
+ * @param $userID
+ * @return string
+ */
 function selectAllGroupsFromUser($userID) {
     return selectLimitedGroupsFromUser($userID, 9999);
 }
 
+/**
+ * Selects number of groups that a user is member of.
+ * @param $userID
+ * @param $limit
+ * @return string
+ */
 function selectLimitedGroupsFromUser($userID, $limit) {
     $stmt = prepareQuery("
     SELECT
@@ -27,6 +38,13 @@ function selectLimitedGroupsFromUser($userID, $limit) {
     return json_encode($stmt->fetchAll());
 }
 
+/**
+ * Returns m groups offset by n filtered by search that the current user is part of.
+ * @param $n
+ * @param $m
+ * @param $search
+ * @return string
+ */
 function searchSomeOwnGroups($n, $m, $search) {
     $stmt = prepareQuery("
     SELECT
@@ -55,6 +73,11 @@ function searchSomeOwnGroups($n, $m, $search) {
     return json_encode($stmt->fetchAll());
 }
 
+/**
+ * Counts all groups filtered by search that the current user is member of.
+ * @param $search
+ * @return string
+ */
 function countSomeOwnGroups($search) {
     $stmt = prepareQuery("
     SELECT
@@ -78,6 +101,13 @@ function countSomeOwnGroups($search) {
     return $stmt->fetchColumn();
 }
 
+/**
+ * Adds a user by userID to a group by groupID with a specified role.
+ * @param $groupID
+ * @param $userID
+ * @param $role
+ * @return bool
+ */
 function addMember($groupID, $userID, $role) {
     $stmt = prepareQuery("
     INSERT INTO
@@ -92,6 +122,13 @@ function addMember($groupID, $userID, $role) {
     return $stmt->execute();
 }
 
+/**
+ * Changes te role of a user within a group to the specified one.
+ * @param $groupID
+ * @param $userID
+ * @param $role
+ * @return bool
+ */
 function changeMember($groupID, $userID, $role) {
     $stmt = prepareQuery("
     UPDATE
@@ -109,6 +146,12 @@ function changeMember($groupID, $userID, $role) {
     return $stmt->execute();
 }
 
+/**
+ * Removes a user from a group.
+ * @param $groupID
+ * @param $userID
+ * @return bool
+ */
 function deleteMember($groupID, $userID) {
     $stmt = prepareQuery("
     DELETE FROM

website/queries/group_page.php

@@ -2,6 +2,10 @@
 
 require_once("connect.php");
 
+/**
+ * Selects some info from a group by name.
+ * @return bool|mixed
+ */
 function selectGroupByName($name) {
     $stmt = prepareQuery("
         SELECT
@@ -41,6 +45,11 @@ function selectGroupByName($name) {
     return $row;
 }
 
+/**
+ * Selects the current user's role within a group by the group's ID.
+ * @param int $groupID
+ * @return bool|string
+ */
 function selectGroupRole(int $groupID) {
     $stmt = prepareQuery("
         SELECT
@@ -63,6 +72,11 @@ function selectGroupRole(int $groupID) {
     return $stmt->fetch()["role"];
 }
 
+/**
+ * Returns the status of a group by it's ID.
+ * @param int $groupID
+ * @return bool
+ */
 function selectGroupStatus(int $groupID) {
     $stmt = prepareQuery("
         SELECT
@@ -80,6 +94,11 @@ function selectGroupStatus(int $groupID) {
     return $stmt->fetch()["status"];
 }
 
+/**
+ * Returns some info of all group members.
+ * @param int $groupID
+ * @return bool|PDOStatement
+ */
 function selectGroupMembers(int $groupID) {
     $stmt = prepareQuery("
         SELECT
@@ -105,9 +124,14 @@ function selectGroupMembers(int $groupID) {
     if (!$stmt->execute()) {
         return False;
     }
-    return $stmt->fetchAll();
+    return $stmt;
 }
 
+/**
+ * Returns group info by it's ID.
+ * @param $groupID
+ * @return PDOStatement
+ */
 function selectGroupById($groupID) {
     $q = prepareQuery("
     SELECT
@@ -127,6 +151,11 @@ function selectGroupById($groupID) {
     return $q;
 }
 
+/**
+ * Returns some info of 20 groups offset by n.
+ * @param $n
+ * @return PDOStatement
+ */
 function select20GroupsFromN($n) {
     $q = prepareQuery("
     SELECT
@@ -149,6 +178,12 @@ function select20GroupsFromN($n) {
     return $q;
 }
 
+/**
+ * Returns info of 20 groups offset by n, filtered by status.
+ * @param $n
+ * @param $status
+ * @return PDOStatement
+ */
 function select20GroupsByStatusFromN($n, $status) {
     $q = prepareQuery("
     SELECT
@@ -174,6 +209,13 @@ function select20GroupsByStatusFromN($n, $status) {
     return $q;
 }
 
+/**
+ * Returns info of 20 groups offset by n, filtered by status, filtered by search.
+ * @param $n
+ * @param $keyword
+ * @param $status
+ * @return PDOStatement
+ */
 function search20GroupsFromNByStatus($n, $keyword, $status) {
     $q = prepareQuery("
     SELECT
@@ -201,6 +243,14 @@ function search20GroupsFromNByStatus($n, $keyword, $status) {
     return $q;
 }
 
+/**
+ * Returns info of n groups offset by m, filtered by status and search.
+ * @param $n
+ * @param $m
+ * @param $search
+ * @param $status
+ * @return PDOStatement
+ */
 function searchSomeGroupsByStatus($n, $m, $search, $status) {
 //    parentheses not needed in where clause, for clarity as
 //      role search should override status filter.
@@ -233,6 +283,12 @@ function searchSomeGroupsByStatus($n, $m, $search, $status) {
     return $q;
 }
 
+/**
+ * Count all groups filtered by status and search.
+ * @param $search
+ * @param $status
+ * @return PDOStatement
+ */
 function countSomeGroupsByStatus($search, $status) {
     $q = prepareQuery("
     SELECT
@@ -256,6 +312,12 @@ function countSomeGroupsByStatus($search, $status) {
     return $q;
 }
 
+/**
+ * Changes the status of a group with the given ID.
+ * @param $id
+ * @param $status
+ * @return PDOStatement
+ */
 function changeGroupStatusByID($id, $status) {
     $q = prepareQuery("
     UPDATE
@@ -272,6 +334,12 @@ function changeGroupStatusByID($id, $status) {
     return $q;
 }
 
+/**
+ * Changes the status of multiple groups to 1 status by an array of IDs.
+ * @param $ids
+ * @param $status
+ * @return PDOStatement
+ */
 function changeMultipleGroupStatusByID($ids, $status) {
     $q = prepareQuery("
     UPDATE
@@ -289,6 +357,13 @@ function changeMultipleGroupStatusByID($ids, $status) {
     return $q;
 }
 
+/**
+ * Returns m groups offset by n, filtered by search.
+ * @param $n
+ * @param $m
+ * @param $search
+ * @return string
+ */
 function searchSomeGroups($n, $m, $search) {
     $stmt = prepareQuery("
     SELECT
@@ -312,6 +387,11 @@ function searchSomeGroups($n, $m, $search) {
     return json_encode($stmt->fetchAll());
 }
 
+/**
+ * Counts all group filtered by search.
+ * @param $search
+ * @return PDOStatement
+ */
 function countSomeGroups($search) {
     $stmt = prepareQuery("
     SELECT

website/views/adminpanel-page.php

@@ -13,6 +13,7 @@ Pagina:
         id="currentpage"
         form="admin-searchform"
         onchange="adminSearch();">
+<!--  Construct the options.  -->
     <?php
     for ($i=1; $i <= ceil($countresults / $entries); $i++) {
         if ($currentpage == $i) {

website/views/group.php

@@ -16,9 +16,18 @@
         <h2>Leden (<?= $group['members'] ?>)</h2>
         <p>
             <?php
-                foreach($members as $member) {
+                $membercount = $members->rowCount();
+                $memberdif = $membercount - 7;
+
+                for ($i = 0; $i < min($membercount, 7); $i += 1) {
+                    $member = $members->fetch();
                     echo "<a href=\"profile.php?username=" . $member["username"] . "\" data-title=\"" . $member["username"] . "\"><img class=\"profile-picture\" src=\"" . $member["profilepicture"] . "\" alt=\"" . $member["username"] . "'s profielfoto\"></a>";
                 }
+
+                if ($memberdif > 0) {
+                    echo $memberdif === 1 ? "en nog 1 andere." : "...en nog $memberdif anderen.";
+                }
+
             ?>
         </p>
     </div>