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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Sehr geehrte OPUS4-Entwickler,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>einer Kollegin aus der UB Kaiserslautern ist ein Problem mit der Breadcrumb-Navigation im Admin-Bereich von OPUS4 aufgefallen. Bei einigen Dokumenten wird in der Breadcrumb-Navigation des Admin-Bereichs kein Titel angezeigt:<o:p></o:p></span></p><p class=MsoNormal><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
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</v:shape><![endif]--><![if !vml]><span style='mso-ignore:vglayout;position:absolute;z-index:251659264;margin-left:385px;margin-top:106px;width:104px;height:83px'><img width=104 height=83 style='width:1.0833in;height:.8645in' src="cid:image001.png@01D64E23.283608A0" v:shapes="Ellipse_x0020_2"></span><![endif]><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><img width=901 height=271 style='width:9.3854in;height:2.8229in' id="Grafik_x0020_1" src="cid:image003.jpg@01D64E23.283608A0"></span><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Eine genauere Untersuchung hat ergeben, dass es sich um ein Problem mit Multi-Byte-Zeichen (z. B. Umlauten) handelt. Für die Anzeige wird der Titel auf 40 Bytes gekürzt. Beginnt genau an der 40. Position ein Multi-Byte-Zeichen, wird der String an einer ungünstigen Stelle gekürzt und es erscheint kein Titel mehr in der Breadcrumb-Navigation.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'>Um das Problem zu beheben kann man ganz am Ende der Datei „opus4/library/Application/Controller/Action/Helper/Breadcrumbs.php“ in der Methode „getDocumentTitle()“ die verwendeten PHP-Funktionen strlen() und substr() gegen ihre Multi-Byte-Varianten austauschen:<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>// [...]<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> public function getDocumentTitle($document) {<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> $helper = new Application_Util_DocumentAdapter($this->getView(), $document);<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> $title = $helper->getMainTitle();<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> return (mb_strlen($title) > self::TITLE_MAX_LENGTH) ? mb_substr($title, 0, self::TITLE_MAX_LENGTH)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> . self::TITLE_SHORT_SUFFIX : $title;<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> }<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>// [...]<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Viele Grüße aus Kaiserslautern<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Sven Heitmann<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>--<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Regionales Hochschulrechenzentrum Kaiserslautern<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>TU Kaiserslautern<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Abteilung Infrastruktur Softwaresysteme<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Sven Heitmann<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Paul-Ehrlich-Straße<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Gebäude 32, Raum 324<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>D-67663 Kaiserslautern<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Tel: +49 631 205 2813<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>Fax: +49 631 205 2355<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma",sans-serif;mso-fareast-language:DE'>E-Mail: <a href="mailto:heitmann@rhrk.uni-kl.de">heitmann@rhrk.uni-kl.de</a><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>