<?php
/**
* library_file.php - controller with actions for library files
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* @author Moritz Strohm <strohm@data-quest.de>
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @since 4.6
*/
class LibraryFileController extends AuthenticatedController
{
public function select_type_action($folder_id = null)
{
if (!Config::get()->LITERATURE_ENABLE) {
throw new AccessDeniedException(_('Die Literaturverwaltung ist ausgeschaltet!'));
}
$this->folder_id = $folder_id;
if (!$this->folder_id) {
PageLayout::postError(_('Der Bibliothekseintrag kann nicht erstellt werden, da kein Ordner angegeben wurde!'));
return;
}
$folder = Folder::find($this->folder_id);
if (!$folder) {
PageLayout::postError(_('Der Bibliothekseintrag kann nicht erstellt werden, da kein Ordner angegeben wurde!'));
return;
}
$this->folder = $folder->getTypedFolder();
if (!$GLOBALS['LIBRARY_VARIABLES']) {
PageLayout::postError(_('Es sind keine Eigenschaften für Bibliothekseinträge definiert!'));
return;
}
$unfiltered_document_types = $GLOBALS['LIBRARY_DOCUMENT_TYPES'];
if (!$unfiltered_document_types) {
PageLayout::postError(_('Es sind keine Dokumenttypen für Bibliothekseinträge definiert!'));
return;
}
$this->document_types = [];
foreach ($unfiltered_document_types as $unfiltered_type) {
if ($unfiltered_type['properties']) {
$this->document_types[] = $unfiltered_type;
}
}
$this->user_language = getUserLanguage($GLOBALS['user']->id);
}
public function create_action($folder_id = null)
{
PageLayout::setTitle(_('Literatureintrag anlegen'));
if (!Config::get()->LITERATURE_ENABLE) {
throw new AccessDeniedException(_('Die Literaturverwaltung ist ausgeschaltet!'));
}
$this->folder_id = $folder_id;
if (!$this->folder_id) {
PageLayout::postError(
_('Der Bibliothekseintrag kann nicht erstellt werden, da kein Ordner angegeben wurde!')
);
return;
}
$folder = Folder::find($this->folder_id);
if (!$folder) {
PageLayout::postError(
_('Der Bibliothekseintrag kann nicht erstellt werden, da kein Ordner angegeben wurde!')
);
return;
}
$this->folder = $folder->getTypedFolder();
CSRFProtection::verifyUnsafeRequest();
$this->document_type_name = Request::get('document_type');
$this->document_type = null;
foreach ($GLOBALS['LIBRARY_DOCUMENT_TYPES'] as $defined_type) {
if ($defined_type['name'] == $this->document_type_name) {
$this->document_type = $defined_type;
break;
}
}
if (!$this->document_type) {
PageLayout::postError(sprintf(
_('Der Dokumenttyp "%s" ist nicht definiert!'),
htmlReady($this->document_type_name))
);
$this->redirect('library_file/select_type');
}
//Get the properties:
$this->defined_variables = $GLOBALS['LIBRARY_VARIABLES'];
if (!$this->defined_variables) {
PageLayout::postError(_('Es sind keine Eigenschaften für Bibliothekseinträge definiert!'));
}
//"enrich" the properties of the document type using the definitions:
$this->required_properties = [];
$this->enriched_properties = [];
foreach ($this->defined_variables as $key => $variable) {
if (!empty($variable['required'])) {
$this->required_properties[] = $variable['name'];
$key += 100;
}
if (isset($variable['name']) && in_array($variable['name'], $this->document_type['properties'])) {
$this->enriched_properties[$key] = $variable;
$property_types[$variable['name']] = $variable['type'];
}
}
krsort($this->enriched_properties);
$this->user_language = getUserLanguage($GLOBALS['user']->id);
if (Request::submitted('save')) {
CSRFProtection::verifyUnsafeRequest();
$this->document_properties = Request::getArray('document_properties');
$all_empty = true;
$empty_required = 0;
foreach ($this->document_properties as $name => $property) {
if (in_array($name, $this->required_properties)) {
if ($property_types[$name] == 'name') {
if (!$property[0]['family']) {
$empty_required++;
}
} elseif ($property_types[$name] == 'date') {
if (!$property['date-parts'][0][0]) {
$empty_required++;
}
} elseif (!trim($property)) {
$empty_required++;
}
} else {
if ($property_types[$name] == 'name') {
if (!$property[0]['family']) {
unset($this->document_properties[$name]);
}
} elseif ($property_types[$name] == 'date') {
if (!$property['date-parts'][0][0]) {
unset($this->document_properties[$name]);
}
} elseif (!trim($property)) {
unset($this->document_properties[$name]);
}
}
if ($property) {
$all_empty = false;
}
}
if ($all_empty) {
PageLayout::postError(_('Es wurden keine Daten eingegeben!'));
return;
}
if ($empty_required) {
PageLayout::postError(_('Mindestens ein Pflichfeld ist leer!'));
return;
}
//Filter all properties so that only those that are defined
//for the document type are stored.
$filtered_properties = array_intersect_key(
$this->document_properties,
array_fill_keys($this->document_type['properties'], true)
);
$document = new LibraryDocument();
$document->type = $this->document_type['name'];
$document->csl_data = $filtered_properties;
$file = LibraryFile::createFromLibraryDocument(
$document,
$this->folder_id,
$GLOBALS['user']->id
);
if ($file instanceof LibraryFile) {
PageLayout::postSuccess(
sprintf(
_('Der Bibliothekseintrag "%s" wurde hinzugefügt!'),
htmlReady($file->getFilename())
)
);
//Close the dialog and reload the page:
$this->response->add_header('X-Dialog-Close', '1');
$this->render_nothing();
}
}
}
public function edit_action($file_ref_id)
{
PageLayout::setTitle(_('Literatureintrag bearbeiten'));
if (!$file_ref_id) {
PageLayout::postError(
_('Es wurde kein Literatureintrag ausgewählt!')
);
return;
}
$this->file_ref = FileRef::find($file_ref_id);
if (!$this->file_ref) {
PageLayout::postError(
_('Der gewählte Literatureintrag wurde nicht gefunden!')
);
return;
}
$this->library_file = $this->file_ref->getFileType();
if (!($this->library_file instanceof LibraryFile)) {
PageLayout::postError(
_('Die gewählte Datei ist kein Bibliothekseintrag!')
);
return;
}
$this->library_document = $this->library_file->library_document;
$this->document_type = null;
foreach ($GLOBALS['LIBRARY_DOCUMENT_TYPES'] as $defined_type) {
if ($defined_type['name'] == $this->library_document->type) {
$this->document_type = $defined_type;
break;
}
}
if ($this->document_type == null) {
PageLayout::postError(
_('Der Bibliothekseintrag ist von einem unbekannten Dokumenttyp!')
);
return;
}
//Get the properties:
$this->defined_variables = $GLOBALS['LIBRARY_VARIABLES'];
if (!$this->defined_variables) {
PageLayout::postError(_('Es sind keine Eigenschaften für Bibliothekseinträge definiert!'));
}
//"enrich" the properties of the document type using the definitions:
$this->required_properties = [];
$this->enriched_properties = [];
foreach ($this->defined_variables as $key => $variable) {
if (!empty($variable['required'])) {
$this->required_properties[] = $variable['name'];
$key += 100;
}
if (isset($variable['name']) && in_array($variable['name'], $this->document_type['properties'])) {
$this->enriched_properties[$key] = $variable;
$property_types[$variable['name']] = $variable['type'];
}
}
krsort($this->enriched_properties);
$this->user_language = getUserLanguage($GLOBALS['user']->id);
$this->document_properties = $this->library_file->library_document->csl_data;
if (Request::submitted('save')) {
CSRFProtection::verifyUnsafeRequest();
$this->document_properties = Request::getArray('document_properties');
$all_empty = true;
$empty_required = 0;
foreach ($this->document_properties as $name => $property) {
if (in_array($name, $this->required_properties)) {
if ($property_types[$name] == 'name') {
if (!$property[0]['family']) {
$empty_required++;
}
} elseif ($property_types[$name] == 'date') {
if (!$property['date-parts'][0][0]) {
$empty_required++;
}
} elseif (!trim($property)) {
$empty_required++;
}
} else {
if ($property_types[$name] == 'name') {
if (!$property[0]['family']) {
unset($this->document_properties[$name]);
}
} elseif ($property_types[$name] == 'date') {
if (!$property['date-parts'][0][0]) {
unset($this->document_properties[$name]);
}
} elseif (!trim($property)) {
unset($this->document_properties[$name]);
}
}
if ($property) {
$all_empty = false;
}
}
if ($all_empty) {
PageLayout::postError(_('Es wurden keine Daten eingegeben!'));
return;
}
if ($empty_required) {
PageLayout::postError(_('Mindestens ein Pflichfeld ist leer!'));
return;
}
//Filter all properties so that only those that are defined
//for the document type are stored.
$filtered_properties = array_intersect_key(
$this->document_properties,
array_fill_keys($this->document_type['properties'], true)
);
$this->library_document->csl_data = $filtered_properties;
$result = $this->library_file->updateFromLibraryDocument($this->library_document);
if ($result) {
PageLayout::postSuccess(
_('Der Bibliothekseintrag wurde aktualisiert!')
);
$this->response->add_header('X-Dialog-Close', '1');
$this->render_nothing();
} else {
PageLayout::postError(
_('Es trat ein Fehler beim Aktualisieren des Bibliothekseintrages auf!')
);
}
}
}
}