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Bruno Rybársky
2024-11-18 19:59:19 +01:00
parent 1d81d840cf
commit d5a6f7878c
27 changed files with 120 additions and 1030 deletions
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3
lib/account.php
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@@ -1,6 +1,7 @@
<?php
use Random\RandomException;
/**
* Checks if the current session represents a logged-in user.
*
@@ -435,7 +436,7 @@ function addActivationCodes(int $count): array
$output = ["Status" => "Fail"]; // Default Status is "Fail"
if (is_numeric($count) && $count > 0 && isUserAdmin() && isLoggedIn()) {
if ($count > 0 && isUserAdmin() && isLoggedIn()) {
$stmt = $mysqli->prepare("INSERT INTO Users (ActivationToken, CreatedAt, CreatedBy) VALUES (?, NOW(), ?)");
for ($i = 0; $i < $count; $i++) {

8
lib/config.php
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@@ -29,7 +29,7 @@ function loadRouterConfig(): array
return [
'inlining' => false,
'domain' => 'adlerka',
'tld' => 'top',
'tld' => 'space',
'default_page' => 'index',
'default_site' => 'home',
'template_dir' => 'templates/',
@@ -58,9 +58,9 @@ function loadRouterConfig(): array
'per_page' => 10
],
'seo' => [
'author' => 'Tím AdlerkaTop',
'description' => 'Toto je neoficiánla študentská stránka pre Adlerku, kde môžete nájsť plno zaujímavostí.',
'keywords' => 'adlerka, alderka, studenti, studentska stranka, web, dev, webdev, web dev, skola, zabava',
'author' => 'Tím Adlerka space',
'description' => 'Toto je oficiálna stránka pre Adlerácky vesmírny program, kde môžete nájsť plno zaujímavostí o ňom.',
'keywords' => 'adlerka, alderka, studenti, vesmir, space, project, projekt, web, dev, webdev, web dev, skola, zabava',
'generator' => 'TurboRoute',
'robots' => 'follow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large'
]

316
lib/meme.php
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@@ -1,316 +0,0 @@
<?php
require_once "lib/upload.php";
require_once "lib/account.php";
/**
* Adds a meme to the database with associated image and text content.
*
* @param string $title The title of the meme.
* @param string $memeText The text content of the meme.
* @param int $imageID The ID of the image associated with the meme.
* @return array Returns an associative array with the operation status and a message.
* @global mysqli $mysqli The database connection object.
*/
function addMeme(string $title, string $memeText, int $imageID): array
{
global $mysqli;
$output = ["Status" => "Fail"];
if (isLoggedIn() && fileExists($imageID, false) && !empty($title) && !empty($memeText) && !empty($imageID) && $imageID > 0) {
$stmtMemeAdd = $mysqli->prepare('INSERT INTO Memes (AuthorID, Title, TextContent, FileID) VALUES (?, ?, ?, ?)');
$stmtMemeAdd->bind_param('issi', $_SESSION['ID'], htmlspecialchars($title), htmlspecialchars($memeText), $imageID);
if ($stmtMemeAdd->execute() && $stmtMemeAdd->affected_rows > 0) {
$output["Status"] = "Success";
$output["Meme"] = "Funny";
}
}
return $output;
}
function executeAndRenderMemes(mysqli_stmt $stmt): string {
global $routerConfig;
$stmt->execute();
$stmt->store_result();
$stmt->bind_result($memeID, $title, $textContent, $createdAt, $authorID, $filePath, $imageWidth, $imageHeight, $userNickname);
$memes_out = '';
$meme_template = file_get_contents($routerConfig['template_dir'] . "meme.html");
$meme_gallery_template = file_get_contents($routerConfig['template_dir'] . 'meme_gallery.html');
while ($stmt->fetch()) {
$memes_out .= renderMeme($memeID, $authorID, $title, $textContent, $createdAt, $filePath, $imageWidth, $imageHeight, $userNickname, $meme_template);
}
$meme_add = isLoggedIn() ? file_get_contents($routerConfig['template_dir'] . 'meme_add.html') : '';
$meme_gallery_out = str_replace('__TEMPLATE_MEMES_HERE__', $memes_out, $meme_gallery_template);
$meme_gallery_out = str_replace('__TEMPLATE_MEME_ADD__', $meme_add, $meme_gallery_out);
$stmt->close();
return $meme_gallery_out;
}
/**
* Renders a meme into HTML based on provided data and a template.
*
* @param int $id The ID of the meme.
* @param int $authorId The author's user ID.
* @param string $title The title of the meme.
* @param string $textContent The text content of the meme.
* @param string $createdAt The creation timestamp of the meme.
* @param string $filePath The file path of the associated image.
* @param int $imageWidth The width of the image.
* @param int $imageHeight The height of the image.
* @param string $userNickname The nickname of the meme's author.
* @param string $meme_template The HTML template for a meme. (used to not read the template over and over when rendering more memes)
* @return string Returns the rendered HTML of the meme.
*/
function renderMeme(int $id, int $authorId, string $title, string $textContent, string $createdAt, string $filePath, int $imageWidth, int $imageHeight, string $userNickname, string $meme_template): string
{
$meme_out = str_replace('__TEMPLATE_MEME_TITLE__', htmlspecialchars($title), $meme_template);
$meme_out = str_replace('__TEMPLATE_MEME_AUTHOR__', htmlspecialchars($userNickname), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_DATE__', htmlspecialchars($createdAt), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_IMAGE__', '/' . htmlspecialchars($filePath), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_IMAGE_WIDTH__', strval($imageWidth), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_IMAGE_HEIGHT__', strval($imageHeight), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_DELETE_BUTTON__', (isModerator() || $_SESSION['ID'] == $authorId) ? "<button onclick=\"deleteMeme($id);\"><i class='ri-delete-bin-line'></i></button>" : '', $meme_out);
$meme_votes = calculateNetVotes($id);
$meme_net_votes = $meme_votes['NetVotes'];
if ($meme_votes['UserVote'] > 0) {
$meme_upvote_active = 'fill';
$meme_downvote_active = 'line';
$meme_vote_counter_class = 'positive';
$meme_upvote_button_class = ' visual_hover';
$meme_downvote_button_class = '';
} elseif (($meme_votes['UserVote'] < 0)) {
$meme_upvote_active = 'line';
$meme_downvote_active = 'fill';
$meme_vote_counter_class = 'negative';
$meme_upvote_button_class = '';
$meme_downvote_button_class = ' visual_hover';
} else {
$meme_downvote_active = 'line';
$meme_upvote_active = 'line';
$meme_vote_counter_class = 'neutral';
$meme_upvote_button_class = '';
$meme_downvote_button_class = '';
}
$meme_upvote = isLoggedIn() ? "<button id='meme_votes_upvote_button_$id' class='meme_upvote$meme_upvote_button_class' onclick=\"voteMeme($id, 1);\"> <i id='meme_votes_upvote_$id' class=\"ri-arrow-up-circle-$meme_upvote_active\"></i></button>" : '';
$meme_downvote = isLoggedIn() ? "<button id='meme_votes_downvote_button_$id' class='meme_downvote$meme_downvote_button_class' onclick=\"voteMeme($id, 0);\"> <i id='meme_votes_downvote_$id' class=\"ri-arrow-down-circle-$meme_downvote_active\"></i></button>" : '';
$meme_out = str_replace('__TEMPLATE_MEME_VOTES_NUMBER__', strval($meme_net_votes), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_UPVOTE__', $meme_upvote, $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_DOWNVOTE__', $meme_downvote, $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_ID__', strval($id), $meme_out);
$meme_out = str_replace('__TEMPLATE_MEME_VOTE_COUNTER_CLASS__', $meme_vote_counter_class, $meme_out);
return str_replace('__TEMPLATE_MEME_TEXT__', htmlspecialchars($textContent), $meme_out);
}
/**
* Renders a gallery of memes, optionally filtered by author ID, meme ID, or a keyword.
*
* This function retrieves memes from the database and returns an HTML string representation.
* It supports filtering by author ID, meme ID, or a keyword that is searched in titles and text content.
* It also supports pagination through an offset parameter.
*
* @param int|null $offset Pagination offset, used to calculate the starting point for records to return.
* @param int|null $authorId Optional author ID for filtering memes by a specific author.
* @param int|null $memeId Optional meme ID for rendering a single meme.
* @param string|null $keyword Optional keyword for full-text search in meme titles and content.
* @return string Returns the complete HTML content of the meme gallery, optionally filtered.
*/
function getMemeGallery(?int $offset = null, ?int $authorId = null, ?int $memeId = null, ?string $keyword = null): array {
return [
"Status" => "Success",
"Output" => renderMemeGallery($offset, $authorId, $memeId, $keyword)
];
}
function renderMemeGallery(?int $offset = null, ?int $authorId = null, ?int $memeId = null, ?string $keyword = null): string {
global $mysqli, $routerConfig;
// Start building the SQL query
$query = 'SELECT Memes.ID, Memes.Title, Memes.TextContent, Memes.CreatedAt, Memes.AuthorID,
Files.Path, Files.Width, Files.Height, Users.Nickname
FROM Memes
INNER JOIN Users ON Memes.AuthorID = Users.ID
INNER JOIN Files ON Memes.FileID = Files.ID';
$conditions = [];
$params = [];
$types = '';
// Add conditions based on provided parameters
if ($authorId !== null) {
$conditions[] = 'Memes.AuthorID = ?';
$params[] = $authorId;
$types .= 'i';
}
if ($memeId !== null) {
$conditions[] = 'Memes.ID = ?';
$params[] = $memeId;
$types .= 'i';
}
if ($keyword !== null) {
$conditions[] = '(Memes.Title LIKE CONCAT("%", ?, "%") OR Memes.TextContent LIKE CONCAT("%", ?, "%"))';
$params[] = $keyword;
$params[] = $keyword;
$types .= 'ss';
}
// Append conditions to the query
if (!empty($conditions)) {
$query .= ' WHERE ' . join(' AND ', $conditions);
}
if($offset == null) {
$offset = 0;
}
// Add pagination and limit
$query .= ' LIMIT ? OFFSET ?';
$params[] = $routerConfig['meme']['per_page'];
$params[] = $routerConfig['meme']['per_page'] * $offset;
$types .= 'ii';
$stmt = $mysqli->prepare($query);
$stmt->bind_param($types, ...$params);
return executeAndRenderMemes($stmt);
}
/**
* Deletes a meme from the database if the current user has the right permissions.
*
* @param int $memeID The ID of the meme to delete.
* @return array Returns an associative array with the status of the operation.
* @global mysqli $mysqli The database connection object.
*/
function deleteMeme(int $memeID): array
{
global $mysqli;
$out = ["Status" => "Fail"];
if (isLoggedIn()) {
$query = !isModerator() ? 'DELETE FROM Memes WHERE ID = ? AND AuthorID = ?' : 'DELETE FROM Memes WHERE ID = ?';
$stmtDelete = $mysqli->prepare($query);
if (!isModerator()) {
$stmtDelete->bind_param('ii', $memeID, $_SESSION['ID']);
} else {
$stmtDelete->bind_param('i', $memeID);
}
$stmtDelete->execute();
if ($stmtDelete->affected_rows > 0) {
$out['Status'] = 'Success';
}
$stmtDelete->close();
}
return $out;
}
/**
* Records or updates a vote on a meme by the current user.
*
* @param int $memeID The ID of the meme to be voted on.
* @param int $isUpvote Indicates whether the vote is an upvote (1) or downvote (0).
* @return array Returns an associative array with the status of the vote operation.
* @global mysqli $mysqli The database connection object.
*/
function voteMeme(int $memeID, int $isUpvote): array
{
global $mysqli;
$out = ["Status" => "Fail"];
if ($isUpvote != 1) {
$isUpvote = 0;
}
$memeVoteConn = $mysqli->prepare('INSERT INTO MemeVotes (MemeID, UserID, isUpvote) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE isUpvote = VALUES(isUpvote)');
$memeVoteConn->bind_param('iii', $memeID, $_SESSION['ID'], $isUpvote);
$memeVoteConn->execute();
if ($memeVoteConn->affected_rows > 0) {
$out['Status'] = 'Success';
}
$memeVoteConn->close();
return $out;
}
/**
* Deletes a vote previously made by the current user on a meme.
*
* @param int $memeID The ID of the meme whose vote is to be deleted.
* @return array Returns an associative array with the status of the deletion.
* @global mysqli $mysqli The database connection object.
*/
function deleteVoteMeme(int $memeID): array
{
global $mysqli;
$out = ["Status" => "Fail"];
$memeVoteConn = $mysqli->prepare('DELETE FROM MemeVotes WHERE MemeID = ? AND UserID = ?');
$memeVoteConn->bind_param('ii', $memeID, $_SESSION['ID']);
$memeVoteConn->execute();
if ($memeVoteConn->affected_rows > 0) {
$out['Status'] = 'Success';
}
$memeVoteConn->close();
return $out;
}
/**
* Calculates the net votes for a meme and determines if the current user has voted on it.
* The array has both the net votes and the user vote(0 when the user hasn't voted)
*
* @param int $memeID The ID of the meme for which votes are being calculated.
* @return array Returns an array with net votes and the user's vote status.
* @global mysqli $mysqli The database connection object.
*/
function calculateNetVotes(int $memeID): array
{
global $mysqli;
// Adjusted query to calculate net votes and get the user's vote in one go
$query = "
SELECT
SUM(CASE WHEN isUpvote = 1 THEN 1 ELSE -1 END) AS NetVotes,
(
SELECT CASE WHEN isUpvote = 1 THEN 1 ELSE -1 END
FROM MemeVotes
WHERE MemeID = ? AND UserID = ?
) AS UserVote
FROM MemeVotes
WHERE MemeID = ?";
$stmt = $mysqli->prepare($query);
$userID = $_SESSION['ID'];
$stmt->bind_param('iii', $memeID, $userID, $memeID);
$stmt->execute();
$result = $stmt->get_result();
$data = $result->fetch_assoc();
$netVotes = $data['NetVotes'] ?? 0; // Null coalescing operator in case no votes are found
$userVote = $data['UserVote'] ?? 0; // Default to 0 if the user hasn't voted
$stmt->close();
return [
"NetVotes" => $netVotes,
"UserVote" => $userVote
];
}
/**
* Fetches the net votes and user's vote status for a specific meme.
* Essentially just a wrapper of getMemeVotes for an API call
*
* @param int $memeID The ID of the meme to fetch votes for.
* @return array Returns an array with the net votes and the user's vote status, along with operation status.
*/
function getMemeVotes(int $memeID): array
{
$voteData = calculateNetVotes($memeID);
return [
"Status" => "Success",
"NetVotes" => $voteData['NetVotes'],
"UserVote" => $voteData['UserVote']
];
}

2
lib/script_data.php
View File

@@ -11,7 +11,7 @@
*/
function generateScriptData(array $phpArray):string {
// Check if the array is associative and single-level
if (is_array($phpArray) && count($phpArray) > 0 && count(array_filter(array_keys($phpArray), 'is_string')) === count($phpArray)) {
if (count($phpArray) > 0 && count(array_filter(array_keys($phpArray), 'is_string')) === count($phpArray)) {
// Generate JavaScript code to save each array element to local storage
$out = "<script>";
foreach ($phpArray as $key => $value) {

21
lib/survey.php
View File

@@ -1,21 +0,0 @@
<?php
require_once "lib/account.php";
function submitSurvey(int $satisfaction, int $functionality, int $content, string $comment): array
{
global $mysqli;
$output = ["Status" => "Fail", "Opinion" => "Ignored unsuccessfully!"];
if (isLoggedIn()
&& $satisfaction >= 1 && $satisfaction <= 5
&& $functionality >= 1 && $functionality <= 5
&& $content >= 1 && $content <= 5
&& !empty($comment)) {
$stmtMemeAdd = $mysqli->prepare('INSERT INTO Survey (AuthorID, Satisfaction, Functionality, Content, Comment) VALUES (?, ?, ?, ?, ?)');
$stmtMemeAdd->bind_param('iiiis', $_SESSION['ID'], $satisfaction, $functionality, $content, htmlspecialchars($comment));
if ($stmtMemeAdd->execute() && $stmtMemeAdd->affected_rows > 0) {
$output["Status"] = "Success";
$output["Opinion"] = "Ignored successfully!";
}
}
return $output;
}