157 lines
3.8 KiB
PHP
157 lines
3.8 KiB
PHP
<?php
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/**
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* Get the the last 100 chat messages.
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* @param $user2ID
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* @return string
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*/
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function getOldChatMessages($user2ID) {
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require_once ("friendship.php");
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$user1ID = $_SESSION["userID"];
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if (getFriendshipStatus($user2ID) == 1) {
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$stmt = prepareQuery("
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SELECT
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*
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FROM
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(SELECT
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*
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FROM
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`private_message`
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WHERE
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`origin` = :user1 AND
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`destination` = :user2 OR
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`origin` = :user2 AND
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`destination` = :user1
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ORDER BY
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`messageID` DESC
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LIMIT
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100) sub
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ORDER BY
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`messageID` ASC
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");
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$stmt->bindParam(":user1", $user1ID);
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$stmt->bindParam(":user2", $user2ID);
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$stmt->execute();
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return json_encode($stmt->fetchAll());
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} else {
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return "[]";
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}
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}
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/**
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* Send a chat message.
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* @param $destination
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* @param $content
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* @return bool
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*/
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function sendMessage($destination, $content) {
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require_once("friendship.php");
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if (getFriendshipStatus($destination) == 1) {
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$stmt = prepareQuery("
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INSERT INTO
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`private_message`
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(
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`origin`,
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`destination`,
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`content`
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)
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VALUES
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(
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:origin,
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:destination,
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:content
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)
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");
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return $stmt->execute(array(
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"origin" => $_SESSION["userID"],
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"destination" => $destination,
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"content" => $content
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));
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} else {
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return false;
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}
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}
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/**
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* Get all the chat messages after an messageID ($lastID).
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* @param $lastID
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* @param $destination
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* @return string
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*/
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function getNewChatMessages($lastID, $destination) {
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require_once("friendship.php");
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if (getFriendshipStatus($destination) == 1) {
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$stmt = prepareQuery("
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SELECT
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*
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FROM
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`private_message`
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WHERE
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(
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`origin` = :user1 AND
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`destination` = :user2 OR
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`origin` = :user2 AND
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`destination` = :user1) AND
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`messageID` > :lastID
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ORDER BY
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`messageID` ASC
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");
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$stmt->bindParam(':user1', $_SESSION["userID"]);
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$stmt->bindParam(':user2', $destination);
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$stmt->bindParam(':lastID', $lastID);
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$stmt->execute();
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return json_encode($stmt->fetchAll());
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} else {
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return "[]";
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}
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}
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/**
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* Get of every friend the first unread chat message.
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* @return string
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*/
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function selectAllUnreadChat() {
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$stmt = prepareQuery("
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SELECT
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LEFT(CONCAT(`user`.`fname`, ' ', `user`.`lname`), 12) as `fullname`,
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`user`.`userID`,
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IFNULL(
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`profilepicture`,
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'../img/avatar-standard.png'
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) AS profilepicture,
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LEFT(`private_message`.`content`, 15) AS `content`
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FROM
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`private_message`,
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`friendship`,
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`user`
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WHERE
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(`friendship`.user2ID = `private_message`.`origin` AND
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`friendship`.user1ID = `private_message`.`destination` AND
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(`friendship`.chatLastVisted1 < `private_message`.`creationdate` OR
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`friendship`.chatLastVisted1 IS NULL) OR
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`friendship`.user1ID = `private_message`.`origin` AND
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`friendship`.user2ID = `private_message`.`destination` AND
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(`friendship`.chatLastVisted2 < `private_message`.`creationdate` OR
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`friendship`.chatLastVisted2 IS NULL)) AND
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`private_message`.`origin` = `user`.`userID` AND
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`private_message`.`destination` = :userID AND
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`user`.`role` != 'banned' AND
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`friendship`.`status` = 'confirmed'
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GROUP BY `user`.`userID`
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");
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$stmt->bindParam(':userID', $_SESSION["userID"]);
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$stmt->execute();
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return json_encode($stmt->fetchAll());
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} |