98 lines
2.8 KiB
PHP
98 lines
2.8 KiB
PHP
<?php
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// When the user requests something unexpected
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function userError($msg) {
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http_response_code(403);
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echo "<p><strong>Erreur utilisataire</strong> : <em>" . $msg . "</em></p>\n";
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closeHTML();
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}
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// When the system did something unexpected
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function serverError($msg) {
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http_response_code(500);
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error_log("Niver internal error: " . strip_tags($msg));
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echo "<p><strong>Server error</strong>: The server encountered an error: <em>" . $msg . "</em></p>\n";
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closeHTML();
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}
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// For use in pages that first display a form and then process it
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function switchToFormProcess($requireLogin = true) {
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if (empty($_POST) AND $requireLogin AND !isset($_SESSION['username']))
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echo '<p>Ce formulaire ne sera pas accepté car il faut <a class="auth" href="' . redirUrl('auth/login') . '">se connecter</a> avant.</p>';
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if (empty($_POST))
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closeHTML();
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if ($requireLogin AND !isset($_SESSION['username']))
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userError("Vous devez être connecté·e pour effectuer cette action.");
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}
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function query($action, $table, $conditions = [], $column = NULL) {
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$query = match ($action) {
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'select' => 'SELECT *',
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'delete' => 'DELETE',
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};
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$query .= " FROM $table";
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foreach ($conditions as $key => $val) {
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if ($key === array_key_first($conditions))
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$query .= " WHERE $key = :$key";
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else
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$query .= " AND $key = :$key";
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}
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$db = new PDO('sqlite:' . DB_PATH);
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$op = $db->prepare($query);
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foreach ($conditions as $key => $val)
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$op->bindValue(":$key", $val);
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$op->execute();
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if (isset($column))
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return array_column($op->fetchAll(PDO::FETCH_ASSOC), $column);
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return $op->fetchAll(PDO::FETCH_ASSOC);
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}
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function displayIndex() { ?>
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<dl>
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<?php foreach (DESCRIPTIONS[SERVICE] as $pageId => $pageDesc) {
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if ($pageId === 'index') continue;
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?>
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<dt><a href="<?= $pageId ?>"><?= TITLES[SERVICE][$pageId] ?></a></dt>
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<dd>
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<?= $pageDesc ?>
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</dd>
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<?php } ?>
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</dl>
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<?php
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}
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function redirUrl($pageId) {
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$currentPath = '';
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if (SERVICE !== '') $currentPath .= SERVICE . '/';
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if (PAGE !== 'index') $currentPath .= PAGE;
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return CONF['common']['prefix'] . "/$pageId?redir=$currentPath";
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}
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function redir() {
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if (isset($_GET['redir'])) {
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if (preg_match('/^[0-9a-z\/-]{0,128}$/', $_GET['redir']) !== 1)
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userError("Wrong character in <code>redir</code>.");
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header('Location: ' . CONF['common']['prefix'] . '/' . $_GET['redir']);
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} else {
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header('Location: ' . CONF['common']['prefix'] . '/');
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}
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}
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// PHP rmdir() only works on empty directories
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function removeDirectory($dir) {
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$dirObj = new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS);
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$files = new RecursiveIteratorIterator($dirObj, RecursiveIteratorIterator::CHILD_FIRST);
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foreach ($files as $file)
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$file->isDir() && !$file->isLink() ? rmdir($file->getPathname()) : unlink($file->getPathname());
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if (rmdir($dir) !== true)
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serverError("Unable to remove directory.");
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}
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