Initial

2021-02-26 01:01:01 +01:00
commit 1d6684b394
14 changed files with 310 additions and 0 deletions
--- a/src/global_functions.php
+++ b/src/global_functions.php
@ -0,0 +1,139 @@
+<?PHP
+/**
+ * This file collects generally, often used functions in the public frontend for museum-digital
+ *
+ * @file
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Autoloader for museum-digital.org.
+ *
+ * @param string $className Name of the class to load.
+ *
+ * @return void
+ */
+function mdShortenerAutoloader(string $className):void {
+
+    if ($className === 'MDMailerHelper') {
+        include_once __DIR__ . '/../vendor/autoload.php';
+    }
+
+    $classDirs = AUTOLOAD_DIRS;
+
+    foreach ($classDirs as $classDir) {
+        if (\file_exists("$classDir/$className.php")) {
+            include "$classDir/$className.php";
+            return;
+        }
+    }
+
+}
+
+/**
+ * Exception handler to also be able to handle custom exceptions.
+ *
+ * @param Throwable $exception Exception.
+ *
+ * @return void
+ */
+function mdShortenerExceptionHandler(Throwable $exception):void {
+
+    $formatErrorPage = function(string $errorMsg = "") :string {
+
+        if (PHP_SAPI === "cli") {
+            return $errorMsg . PHP_EOL;
+        }
+
+        $output = '<!DOCTYPE html>
+<html id="errorPage">
+<head>
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
+    <title>Error :: URL shortener</title>
+</head>
+<body>
+
+    <main>
+        <p>' . $errorMsg . '</p>
+    </main>
+
+</body>
+</html>';
+
+        return $output;
+    };
+
+    $errorReporter = new MDErrorReporter("md:frontend", "bugs-frontend@museum-digital.de");
+    $errorCategory = MDErrorReporter::categorizeError($exception);
+
+    http_response_code(404);
+
+    switch ($errorCategory) {
+    case MDErrorReporter::MD_ERROR_KNOWN:
+
+        if (isset($_GET["output"]) and $_GET['output'] === "json") {
+            header('Content-type: application/json');
+            $output = [
+                "status" => "Error",
+                "msg"    => $exception->getMessage(),
+            ];
+            echo MD_STD::json_encode($output);
+            exit;
+        }
+
+        echo $formatErrorPage($exception->getMessage());
+        exit;
+
+    default:
+        $errorReporter->sendErrorReport($exception, "joshua@museum-digital.de");
+        echo $formatErrorPage("Uncaught exception ...<br />Our team has been notified and will get to fixing this error shortly.");
+        exit;
+    }
+
+}
+
+/**
+ * Own error handler: Set to enforce exit on any error.
+ *
+ * @param integer $errno  Error number.
+ * @param string  $string Error message.
+ * @param string  $file   File in which the error occured.
+ * @param integer $line   Line number.
+ *
+ * @return boolean
+ */
+function mdShortenerErrorHandler(int $errno, string $string, string $file, int $line):bool {
+
+    $getStr = [];
+    foreach ($_GET as $key => $value) {
+        if (is_array($value)) continue;
+        $getStr[] = $key . "=" . $value;
+    }
+    # print_r(debug_backtrace());
+    # exit;
+
+    $errorMsg = "";
+
+    if (!empty($_SERVER) && !empty($_SERVER["HTTP_HOST"])) {
+
+        $errorPage = $_SERVER['PHP_SELF'] . "?" . implode("&", $getStr);
+        $errorPageFull   = "https://" . $_SERVER["HTTP_HOST"] . $errorPage;
+
+        $errorMsg  = "*$errno (<a href='https://www.google.de/search?q=php+" . str_replace(" ", "+", $string) . "'>$string</a>) at $file: line_ $line _";
+        $errorMsg .= " |-- Error generating page: <a href='$errorPageFull'>$errorPage</a>";
+        $errorMsg .= " |-- Used RAM / Peak RAM / Allowed: " . MD_STD::human_filesize(memory_get_usage()) . " / " . MD_STD::human_filesize(memory_get_peak_usage()) . " / " . ini_get("memory_limit");
+
+        $errorMsg = str_replace(PHP_EOL, " ", $errorMsg);
+
+        error_log($errorMsg);
+
+    }
+
+    if ($errno == E_ERROR) exit;
+    return false;
+
+}
+