[Certificate] Configure PDF fonts

components/ILIAS/Certificate/classes/File/Template/XLS/class.ilXlsFoParser.php

@@ -83,8 +83,8 @@ public function parse(array $formData): string
         $xsl = $this->certificateXlsFileLoader->getXlsCertificateContent();
 
         // additional font support
-        $xsl = str_replace(
-            'font-family="Helvetica, unifont"',
+        $xsl = preg_replace(
+            '/font-family="[^"]*"/',
             'font-family="' . $this->settings->get('rpc_pdf_font', 'Helvetica, unifont') . '"',
             $xsl
         );

components/ILIAS/WebServices/RPC/lib/README.md

@@ -77,6 +77,9 @@ NumThreads = 2
 RamBufferSize = 256
 IndexMaxFileSizeMB = 500
 
+[FOP]
+FontDirectory = /var/www/files/fonts
+
 [Client1]
 ClientId = ACMECorp
 NicId = 0
@@ -93,6 +96,8 @@ IliasIniPath = /var/www/html/ilias/ilias.ini.php
 - RamBufferSize: The maximum amount of memory in MB before index data is written to the file system
 - IndexMaxFileSize: The maximum file size of ILIAS files that can be included in the index.
 
+- FontDirectory: An optional directory containing additional fonts besides "Helvetica (embedded)" and "unifont" for the FOP PDF renderer.
+
 - ClientId: ClientId of ILIAS installation
 - NicId: NicID of ILIAS installation
 - IliasMajorVersion: the ILIAS major version the client is based on

components/ILIAS/WebServices/RPC/lib/src/main/java/de/ilias/services/settings/CommonsIniFileParser.java

@@ -88,6 +88,18 @@ public void parseSettings(String path, boolean parseClientSettings) throws Confi
                         serverSettings.setMaxFileSizeMB(getConfig(ini, section, "IndexMaxFileSizeMB", false));
                     }
                 }
+                if (section.equals("FOP")) {
+                    logger.debug("Parsing FOP settings");
+                    if (sectionConfig.containsKey("FontDirectory")) {
+                        logger.debug("FontDirectory {}", getConfig(ini, section, "FontDirectory", false));
+                        try {
+                            serverSettings.setFopFontDirectory(getConfig(ini, section, "FontDirectory", false));
+                        } catch (ConfigurationException e) {
+                            logger.warn("Ignoring invalid configuration option FOP FontDirectory: {}", e);
+                        }
+                    }
+                }
+
                 logger.debug("check section client");
                 if (section.startsWith("Client") && parseClientSettings) {
                     logger.debug("section client");