eliminazione file superflui, spostamento file read.php all'interno del progetto, aggiunta astrazione classe Qrcode, miglioramento download bulk, refactoring generale

Signed-off-by: giandonato.inverso@edempg.it <giandonato.inverso@studenti.unimi.it>
2023-10-16 01:41:27 +02:00
parent 995272fa8d
commit 9a0a2c7928
516 changed files with 1434 additions and 17640 deletions
@@ -0,0 +1,127 @@
+<?php
+/**
+ * Function to generate random string.
+ * The function takes an integer n as input and generates a string by concatenating n characters chosen randomly from a domain.
+
+N.B. In our case the integer n is randomly chosen between a range of 5 and 8. I chose this "short" range to not overdo the length of the identifier
+ */
+function randomString($n) {
+
+	$generated_string = "";
+
+	$domain = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
+
+	$len = strlen($domain);
+
+	// Loop to create random string
+	for ($i = 0; $i < $n; $i++) {
+		// Generate a random index to pick characters
+		$index = rand(0, $len - 1);
+
+		// Concatenating the character
+		// in resultant string
+		$generated_string = $generated_string . $domain[$index];
+	}
+
+	return $generated_string;
+}
+
+/**
+ *
+ */
+function getSecureRandomToken() {
+	$token = bin2hex(openssl_random_pseudo_bytes(16));
+	return $token;
+}
+
+/**
+ * Clear Auth Cookie
+ */
+function clearAuthCookie() {
+
+	unset($_COOKIE['series_id']);
+	unset($_COOKIE['remember_token']);
+	setcookie('series_id', null, -1, '/');
+	setcookie('remember_token', null, -1, '/');
+}
+/**
+ *
+ */
+function clean_input($data) {
+	$data = trim($data);
+	$data = stripslashes($data);
+	$data = htmlspecialchars($data);
+	return $data;
+}
+
+function paginationLinks($current_page, $total_pages, $base_url) {
+
+	if ($total_pages <= 1) {
+		return false;
+	}
+
+	$html = '';
+
+	if (!empty($_GET)) {
+		// We must unset $_GET[page] if previously built by http_build_query function
+		unset($_GET['page']);
+		// To keep the query sting parameters intact while navigating to next/prev page,
+		$http_query = "?" . http_build_query($_GET);
+	} else {
+		$http_query = "?";
+	}
+
+	$html = '<ul class="pagination pagination-sm m-0 float-right">';
+
+	if ($current_page == 1) {
+
+		$html .= '<li class="page-item disabled"><a class="page-link">First</a></li>';
+	} else {
+		$html .= '<li class="page-item"><a class="page-link" href="' . $base_url . $http_query . '&page=1">First</a></li>';
+	}
+
+	// Show pagination links
+
+	//var i = (Number(data.page) > 5 ? Number(data.page) - 4 : 1);
+
+	if ($current_page > 5) {
+		$i = $current_page - 4;
+	} else {
+		$i = 1;
+	}
+
+	for (; $i <= ($current_page + 4) && ($i <= $total_pages); $i++) {
+		($current_page == $i) ? $li_class = ' class="active"' : $li_class = '';
+
+		$link = $base_url . $http_query;
+
+		$html = $html . '<li class="page-item"' . $li_class . '><a class="page-link" href="' . $link . '&page=' . $i . '">' . $i . '</a></li>';
+
+		if ($i == $current_page + 4 && $i < $total_pages) {
+
+			$html = $html . '<li class="page-item disabled"><a class="page-link">...</a></li>';
+
+		}
+
+	}
+
+	if ($current_page == $total_pages) {
+		$html .= '<li class="page-item disabled"><a class="page-link">Last</a></li>';
+	} else {
+
+		$html .= '<li class="page-item"><a class="page-link" href="' . $base_url . $http_query . '&page=' . $total_pages . '">Last</a></li>';
+	}
+
+	$html = $html . '</ul>';
+
+	return $html;
+}
+
+function base_url(){
+    return sprintf(
+        "%s://%s:%s",
+        isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] != 'off' ? 'https' : 'http',
+        $_SERVER['SERVER_NAME'],
+        $_SERVER['SERVER_PORT']
+    );
+}