Initial commit (as a partial copy of md:quality)

2025-01-20 14:14:44 +01:00
commit 97dd72b9f7
918 changed files with 167509 additions and 0 deletions
--- a/functions.php
+++ b/functions.php
@ -0,0 +1,104 @@
+<?PHP
+/**
+ * This file collects generally, often used functions in the public frontend for museum-digital
+ *
+ * @file
+ * @author Stefan Rohde-Enslin <s.rohde-enslin@museum-digital.de>
+ * @author Joshua Ramon Enslin <joshua@jrenslin.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Autoloader for museum-digital.org.
+ *
+ * @param string $className Name of the class to load.
+ *
+ * @return void
+ */
+function mdConcAutoloader(string $className):void {
+
+    // Fallback: Load classes by autoload directories
+
+    foreach (AUTOLOAD_DIRS as $classDir) {
+        if (\file_exists("$classDir/$className.php")) {
+            include "$classDir/$className.php";
+            return;
+        }
+    }
+
+}
+
+/**
+ * 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 mdConcErrorHandler(int $errno, string $string, string $file, int $line):bool {
+
+    $getStr = [];
+    foreach ($_GET as $key => $value) {
+        if (is_array($value)) $getStr[] = "$key\[\]={$value[0]}";
+        else $getStr[] = $key . "=" . $value;
+    }
+
+    if (!empty($_SERVER) and !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>";
+        $errorMsg .= " |-- Used RAM / Peak RAM / Allowed: " . MD_STD::human_filesize(\memory_get_usage()) . " / " . MD_STD::human_filesize(\memory_get_peak_usage()) . " / " . ini_get("memory_limit");
+        if (isset($_SESSION['anmnam'])) $errorMsg .= " |-- User: " . $_SESSION["anmnam"];
+        if (isset($_SESSION['username'])) $errorMsg .= " (" . $_SESSION["username"] . ")";
+
+        $errorMsg = \str_replace(PHP_EOL, " ", $errorMsg);
+    }
+    else {
+        $errorMsg  = "*$errno (<a href='https://www.google.de/search?q=php+" . \str_replace(" ", "+", $string) . "'>$string</a>) at $file: line_ $line _";
+        $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;
+
+}
+
+/**
+ * Exception handler to also be able to handle custom exceptions.
+ *
+ * @param Throwable $exception Exception.
+ *
+ * @return void
+ */
+function mdConcExceptionHandler(Throwable $exception):void {
+
+    if (ob_get_level() !== 0) {
+        ob_end_clean();
+    }
+    $errorReporter = new MDErrorReporter("md:frontend", "bugs-frontend@museum-digital.de");
+    # $errorCategory = MDErrorReporter::categorizeError($exception);
+
+    if (headers_sent() === false) {
+        http_response_code(404);
+    }
+    if (PHP_SAPI !== 'cli') {
+
+        header('Content-type: text/plain');
+        if ($exception instanceof MDParserIncomplete) {
+            echo 'Parser incomplete - Encountered a field that is thus far unknown / unhandled' . PHP_EOL;
+        }
+        echo $exception->getMessage();
+
+    }
+    $errorReporter->sendErrorReport($exception, "joshua@museum-digital.de");
+
+}