Beyond the Design and Evaluation of Library Web Sites: An Analysis and Four Case Studies.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Shropshire, Sandra
Format:	Recurso educativo Open Access
Language:	en
Published:	2003
Subjects:	Academic Libraries Case Studies Higher Education Library Administration Library Catalogs Library Personnel Library Research Literature Reviews Online Catalogs Use Studies Web Sites World Wide Web
Online Access:	Acceder al recurso
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author	Shropshire, Sandra
author_facet	Shropshire, Sandra Shropshire, Sandra
collection	Education Resources Information Center
contents	Beyond the Design and Evaluation of Library Web Sites: An Analysis and Four Case Studies. Shropshire, Sandra Academic Libraries Case Studies Higher Education Library Administration Library Catalogs Library Personnel Library Research Literature Reviews Online Catalogs Use Studies Web Sites World Wide Web Discusses Web site management, rather than design, as it relates to academic libraries. Reviews library literature as well as literature from other fields and presents results from four case studies that investigated staffing, professional rivalries, governing structure, usability studies, staff tool versus public resource, maintenance, and relationship to the OPAC. (LRW)
format	Recurso educativo Open Access
id	eric_EJ675017
institution	ERIC Institute of Education Sciences
language	en
publishDate	2003
record_format	eric
spellingShingle	Beyond the Design and Evaluation of Library Web Sites: An Analysis and Four Case Studies. Shropshire, Sandra Academic Libraries Case Studies Higher Education Library Administration Library Catalogs Library Personnel Library Research Literature Reviews Online Catalogs Use Studies Web Sites World Wide Web Beyond the Design and Evaluation of Library Web Sites: An Analysis and Four Case Studies. Shropshire, Sandra Academic Libraries Case Studies Higher Education Library Administration Library Catalogs Library Personnel Library Research Literature Reviews Online Catalogs Use Studies Web Sites World Wide Web Discusses Web site management, rather than design, as it relates to academic libraries. Reviews library literature as well as literature from other fields and presents results from four case studies that investigated staffing, professional rivalries, governing structure, usability studies, staff tool versus public resource, maintenance, and relationship to the OPAC. (LRW)
title	Beyond the Design and Evaluation of Library Web Sites: An Analysis and Four Case Studies.
topic	Academic Libraries Case Studies Higher Education Library Administration Library Catalogs Library Personnel Library Research Literature Reviews Online Catalogs Use Studies Web Sites World Wide Web
url	https://eric.ed.gov/?id=EJ675017

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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