function main()
{
$query = '';
$bookmark = '';
// If no query parameters
if (count($_GET) == 0) {
default_display();
exit(0);
}
// Error message
if (isset($_GET['error'])) {
$error_msg = $_GET['error'];
default_display($error_msg);
exit(0);
}
// Show a single record
if (isset($_GET['id'])) {
$id = $_GET['id'];
if (isset($_GET['page'])) {
// we are vieiwng pages
$page = $_GET['page'];
// to do: sanity check
display_record($id, $page);
exit(0);
}
display_record($id);
exit(0);
}
// Show journals
if (isset($_GET['titles'])) {
$letter = 'A';
if (isset($_GET['letter'])) {
$letter = $_GET['letter'];
// sanity check
if (!in_array($letter, range('A', 'Z'))) {
$letter = 'A';
}
}
display_titles($letter);
exit(0);
}
// Show images
if (isset($_GET['images'])) {
display_images();
exit(0);
}
// Show map
if (isset($_GET['map'])) {
display_map();
exit(0);
}
// Show labs
if (isset($_GET['labs'])) {
display_labs();
exit(0);
}
// Show journal (ISSN)
if (isset($_GET['issn'])) {
$issn = $_GET['issn'];
$year = '';
if (isset($_GET['year'])) {
$year = $_GET['year'];
display_journal_year('issn', $issn, $year);
exit(0);
}
display_journal('issn', $issn, $year);
exit(0);
}
// Show journal (OCLSC
if (isset($_GET['oclc'])) {
$oclc = $_GET['oclc'];
$year = '';
if (isset($_GET['year'])) {
$year = $_GET['year'];
display_journal_year('oclc', $oclc, $year);
exit(0);
}
display_journal('oclc', $oclc, $year);
exit(0);
}
// Show search (text, author)
if (isset($_GET['q'])) {
$query = $_GET['q'];
$bookmark = '';
if (isset($_GET['bookmark'])) {
$bookmark = $_GET['bookmark'];
}
display_search($query, $bookmark);
exit(0);
}
}
function main()
{
$callback = '';
$handled = false;
//print_r($_GET);
// If no query parameters
if (count($_GET) == 0) {
default_display();
exit(0);
}
if (isset($_GET['callback'])) {
$callback = $_GET['callback'];
}
// Submit job
if (!$handled) {
if (isset($_GET['id'])) {
$id = $_GET['id'];
$format = '';
if (isset($_GET['format'])) {
$format = $_GET['format'];
if (isset($_GET['style'])) {
$style = $_GET['style'];
display_formatted_citation($id, $style);
$handled = true;
}
}
if (!$handled) {
display_one($id, $format, $callback);
$handled = true;
}
}
}
if (!$handled) {
if (isset($_GET['q'])) {
$q = $_GET['q'];
$bookmark = '';
if (isset($_GET['bookmark'])) {
$bookmark = $_GET['bookmark'];
}
display_search($q, $bookmark, $callback);
$handled = true;
}
}
if (!$handled) {
if (isset($_GET['images'])) {
display_images();
$handled = true;
}
}
if (!$handled) {
if (isset($_GET['page'])) {
$PageID = $_GET['page'];
$format = '';
if (isset($_GET['format'])) {
$format = $_GET['format'];
if ($format == 'html') {
display_one_page_html($PageID, $format, $callback);
$handled = true;
}
}
if (!$handled) {
display_one_page($PageID, $callback);
$handled = true;
}
}
}
if (!$handled) {
default_display();
}
}