function choose_next_mode()
{
global $session_data;
if (@$_REQUEST['zoteroEntryPoint']) {
$session_data['mode'] = 'zotero request parsing';
return;
}
$session_data['prev-mode'] = @$session_data['mode'] ? $session_data['mode'] : '';
// allow the user to keep re-visiting the entry insertion page as long as there are records to disambiguate
if ($session_data['prev-mode'] == 'entry insertion' && (count(@$session_data['disambig-biblios']) > 0 || count(@$session_data['disambig-ancestor-biblios']) > 0)) {
$session_data['mode'] = 'entry insertion';
return;
}
/*
if (@$_REQUEST['clear-session'] == 'Yes') {
$session_data['mode'] = 'clear session';
return;
} else if (@$_REQUEST['clear-session'] == 'No') {
$session_data['mode'] = 'file selection';
return;
}
*/
if ($session_data['prev-mode'] == '' && @$_FILES['import_file']['name']) {
$session_data['prev-mode'] = 'file selection';
}
switch ($session_data['prev-mode']) {
case 'file selection':
// might progress to file parsing, might stay at file selection
postmode_file_selection();
break;
case 'file parsing':
case 'zotero request parsing':
// might skip over rectype selection if there are no unknown rectypes
postmode_file_parsing();
break;
case 'print rectype selection':
// user might have selected "set all to X", or "choose between X, Y, Z"
postmode_print_rectype_selection();
break;
case 'apply rectype heuristic':
// only one way forward
$session_data['mode'] = 'crosswalking';
break;
case 'crosswalking':
// only one way forward
$session_data['mode'] = 'entry insertion';
break;
case '':
$heurist_import_count = 0;
if (is_array(@$_SESSION[HEURIST_SESSION_DB_PREFIX . 'heurist'])) {
foreach ($_SESSION[HEURIST_SESSION_DB_PREFIX . 'heurist'] as $name => $val) {
if (strpos($name, 'heurist-import-') === 0) {
++$heurist_import_count;
}
}
}
if ($heurist_import_count > 0) {
// get rid of old import data automatically
clear_session();
}
case 'finished':
case 'entry insertion':
default:
$session_data['mode'] = 'file selection';
}
}
}
//first step - load file into import table
if ($step == 1 && $imp_session == null) {
ob_start();
echo '<script>showProgressMsg("Please wait, file is processing on server")</script>';
ob_flush();
flush();
if (@$_REQUEST["upload_file_name"]) {
//load file into db
$imp_session = postmode_file_load_to_db(HEURIST_FILESTORE_DIR . 'scratch/' . $_REQUEST["upload_file_name"], $_REQUEST["upload_file_name"], true);
} else {
if (@$_REQUEST["filename"]) {
//after postprocessing - additional step load from temp file
$imp_session = postmode_file_load_to_db($_REQUEST["filename"], $_REQUEST["original"], @$_REQUEST["preprocess"] == "1");
} else {
$imp_session = postmode_file_selection();
}
}
?>
<script type="text/javascript">
$(document).ready( function(){
$("#div-progress").hide();
});
//
// reload
//
function doReload(){
$("#step").val(0);
doUpload2();
