/**
* @param string|int $field Field name or ID
* @param mixed $value Field value
* @param bool $loadIn Populate the data fields without marking as changed
*/
public function setField($field, $value, $loadIn=false) {
if (is_string($value)) {
$value = trim($value);
}
if (empty($field)) {
throw new Exception("Field not specified");
}
if ($field == 'id' || $field == 'libraryID' || $field == 'key') {
return $this->setIdentifier($field, $value);
}
if (($this->_id || $this->_key) && !$this->loaded['primaryData']) {
$this->loadPrimaryData();
}
// Primary field
if (Zotero_Items::isPrimaryField($field)) {
if ($loadIn) {
throw new Exception("Cannot set primary field $field in loadIn mode");
}
switch ($field) {
case 'itemTypeID':
break;
case 'dateAdded':
case 'dateModified':
if (Zotero_Date::isISO8601($value)) {
$value = Zotero_Date::iso8601ToSQL($value);
}
break;
case 'version':
$value = (int) $value;
break;
case 'synced':
$value = !!$value;
default:
throw new Exception("Primary field $field cannot be changed");
}
if ($this->{"_$field"} === $value) {
Z_Core::debug("Field '$field' has not changed", 4);
return false;
}
Z_Core::debug("Field $field has changed from " . $this->{"_$field"} . " to $value", 4);
if ($field == 'itemTypeID') {
$this->setType($value, $loadIn);
}
else {
$this->{"_$field"} = $value;
$this->changed['primaryData'][$field] = true;
}
return true;
}
//
// itemData field
//
if ($field == 'accessDate' && Zotero_Date::isISO8601($value)) {
$value = Zotero_Date::iso8601ToSQL($value);
}
if (!$this->_itemTypeID) {
trigger_error('Item type must be set before setting field data', E_USER_ERROR);
}
// If existing item, load field data first unless we're already in
// the middle of a load
if ($this->_id) {
if (!$loadIn && !$this->loaded['itemData']) {
$this->loadItemData();
}
}
else {
$this->loaded['itemData'] = true;
}
$fieldID = Zotero_ItemFields::getID($field);
if (!$fieldID) {
throw new Exception("'$field' is not a valid itemData field.", Z_ERROR_INVALID_INPUT);
}
if ($value === "") {
$value = false;
}
if ($value !== false && !Zotero_ItemFields::isValidForType($fieldID, $this->_itemTypeID)) {
throw new Exception("'$field' is not a valid field for type '"
. Zotero_ItemTypes::getName($this->_itemTypeID) . "'", Z_ERROR_INVALID_INPUT);
}
if (!$loadIn) {
// Save date field as multipart date
if (Zotero_ItemFields::isFieldOfBase($fieldID, 'date') &&
!Zotero_Date::isMultipart($value)) {
$value = Zotero_Date::strToMultipart($value);
if ($value === "") {
$value = false;
}
}
// Validate access date
else if ($fieldID == Zotero_ItemFields::getID('accessDate')) {
if ($value && (!Zotero_Date::isSQLDate($value) &&
!Zotero_Date::isSQLDateTime($value) &&
$value != 'CURRENT_TIMESTAMP')) {
Z_Core::debug("Discarding invalid accessDate '" . $value . "'");
return false;
}
}
// If existing value, make sure it's actually changing
if ((!isset($this->itemData[$fieldID]) && $value === false) ||
(isset($this->itemData[$fieldID]) && $this->itemData[$fieldID] === $value)) {
return false;
}
//Z_Core::debug("Field $field has changed from {$this->itemData[$fieldID]} to $value", 4);
// TODO: Save a copy of the object before modifying?
}
$this->itemData[$fieldID] = $value;
if (!$loadIn) {
if (!isset($changed['itemData'])) {
$changed['itemData'] = [];
}
$this->changed['itemData'][$fieldID] = true;
}
return true;
}
/**
* @param string|int $field Field name or ID
* @param mixed $value Field value
* @param bool $loadIn Populate the data fields without marking as changed
*/
public function setField($field, $value, $loadIn = false)
{
if (empty($field)) {
trigger_error("Field not specified", E_USER_ERROR);
}
// Set id, libraryID, and key without loading data first
switch ($field) {
case 'id':
case 'libraryID':
case 'key':
// Allow libraryID to be set if empty, even if primary data is loaded,
// which happens if an item type is set in the constructor
if ($field == 'libraryID' && !$this->{$field}) {
} else {
if ($this->loaded['primaryData']) {
throw new Exception("Cannot set {$field} after item is already loaded");
}
}
//this._checkValue(field, val);
$this->{$field} = $value;
return;
}
if ($this->id || $this->key) {
if (!$this->loaded['primaryData']) {
$this->loadPrimaryData(true);
}
} else {
$this->loaded['primaryData'] = true;
}
// Primary field
if (in_array($field, Zotero_Items::$primaryFields)) {
if ($loadIn) {
throw new Exception("Cannot set primary field {$field} in loadIn mode");
}
switch ($field) {
case 'itemID':
case 'serverDateModified':
case 'itemVersion':
case 'numNotes':
case 'numAttachments':
trigger_error("Primary field '{$field}' cannot be changed through setField()", E_USER_ERROR);
}
if (!Zotero_ItemFields::validate($field, $value)) {
trigger_error("Value '{$value}' of type " . gettype($value) . " does not validate for field '{$field}'", E_USER_ERROR);
}
if ($this->{$field} != $value) {
Z_Core::debug("Field {$field} has changed from {$this->{$field}} to {$value}", 4);
if ($field == 'itemTypeID') {
$this->setType($value, $loadIn);
} else {
$this->{$field} = $value;
$this->changed['primaryData'][$field] = true;
}
}
return true;
}
//
// itemData field
//
if (!$this->itemTypeID) {
trigger_error('Item type must be set before setting field data', E_USER_ERROR);
}
// If existing item, load field data first unless we're already in
// the middle of a load
if ($this->id) {
if (!$loadIn && !$this->loaded['itemData']) {
$this->loadItemData();
}
} else {
$this->loaded['itemData'] = true;
}
$fieldID = Zotero_ItemFields::getID($field);
if (!$fieldID) {
throw new Exception("'{$field}' is not a valid itemData field.", Z_ERROR_INVALID_INPUT);
}
if ($value !== false && !Zotero_ItemFields::isValidForType($fieldID, $this->itemTypeID)) {
throw new Exception("'{$field}' is not a valid field for type '" . Zotero_ItemTypes::getName($this->itemTypeID) . "'", Z_ERROR_INVALID_INPUT);
}
if (!$loadIn) {
// Save date field as multipart date
if (Zotero_ItemFields::isFieldOfBase($fieldID, 'date') && !Zotero_Date::isMultipart($value)) {
$value = Zotero_Date::strToMultipart($value);
} else {
if ($fieldID == Zotero_ItemFields::getID('accessDate')) {
if ($value && (!Zotero_Date::isSQLDate($value) && !Zotero_Date::isSQLDateTime($value) && $value != 'CURRENT_TIMESTAMP')) {
Z_Core::debug("Discarding invalid accessDate '" . $value . "'");
return false;
}
}
}
// If existing value, make sure it's actually changing
if (!isset($this->itemData[$fieldID]) && $value === false || isset($this->itemData[$fieldID]) && $this->itemData[$fieldID] === $value) {
return false;
}
// TODO: Save a copy of the object before modifying?
}
$this->itemData[$fieldID] = $value;
if (!$loadIn) {
$this->changed['itemData'][$fieldID] = true;
}
return true;
}
