public function update(XSDocument $doc, $add = false)
{
if ($doc->beforeSubmit($this) === false) {
return $this;
}
$fid = $this->xs->getFieldId();
$key = $doc->f($fid);
if ($key === null || $key === '') {
throw new XSException('Missing value of primary key (FIELD:' . $fid . ')');
}
$cmd = new XSCommand(XS_CMD_INDEX_REQUEST, XS_CMD_INDEX_REQUEST_ADD);
if ($add !== true) {
$cmd->arg1 = XS_CMD_INDEX_REQUEST_UPDATE;
$cmd->arg2 = $fid->vno;
$cmd->buf = $key;
}
$cmds = array($cmd);
foreach ($this->xs->getAllFields() as $field) {
if (($value = $doc->f($field)) !== null) {
$varg = $field->isNumeric() ? XS_CMD_VALUE_FLAG_NUMERIC : 0;
$value = $field->val($value);
if (!$field->hasCustomTokenizer()) {
$wdf = $field->weight | ($field->withPos() ? XS_CMD_INDEX_FLAG_WITHPOS : 0);
if ($field->hasIndexMixed()) {
$cmds[] = new XSCommand(XS_CMD_DOC_INDEX, $wdf, XSFieldScheme::MIXED_VNO, $value);
}
if ($field->hasIndexSelf()) {
$wdf |= $field->isNumeric() ? 0 : XS_CMD_INDEX_FLAG_SAVEVALUE;
$cmds[] = new XSCommand(XS_CMD_DOC_INDEX, $wdf, $field->vno, $value);
}
if (!$field->hasIndexSelf() || $field->isNumeric()) {
$cmds[] = new XSCommand(XS_CMD_DOC_VALUE, $varg, $field->vno, $value);
}
} else {
if ($field->hasIndex()) {
$terms = $field->getCustomTokenizer()->getTokens($value, $doc);
if ($field->hasIndexSelf()) {
$wdf = $field->isBoolIndex() ? 1 : $field->weight | XS_CMD_INDEX_FLAG_CHECKSTEM;
foreach ($terms as $term) {
if (strlen($term) > 200) {
continue;
}
$term = strtolower($term);
$cmds[] = new XSCommand(XS_CMD_DOC_TERM, $wdf, $field->vno, $term);
}
}
if ($field->hasIndexMixed()) {
$mtext = implode(' ', $terms);
$cmds[] = new XSCommand(XS_CMD_DOC_INDEX, $field->weight, XSFieldScheme::MIXED_VNO, $mtext);
}
}
$cmds[] = new XSCommand(XS_CMD_DOC_VALUE, $varg, $field->vno, $value);
}
}
if (($terms = $doc->getAddTerms($field)) !== null) {
$wdf1 = $field->isBoolIndex() ? 0 : XS_CMD_INDEX_FLAG_CHECKSTEM;
foreach ($terms as $term => $wdf) {
$term = strtolower($term);
if (strlen($term) > 200) {
continue;
}
$wdf2 = $field->isBoolIndex() ? 1 : $wdf * $field->weight;
while ($wdf2 > XSFieldMeta::MAX_WDF) {
$cmds[] = new XSCommand(XS_CMD_DOC_TERM, $wdf1 | XSFieldMeta::MAX_WDF, $field->vno, $term);
$wdf2 -= XSFieldMeta::MAX_WDF;
}
$cmds[] = new XSCommand(XS_CMD_DOC_TERM, $wdf1 | $wdf2, $field->vno, $term);
}
}
if (($text = $doc->getAddIndex($field)) !== null) {
if (!$field->hasCustomTokenizer()) {
$wdf = $field->weight | ($field->withPos() ? XS_CMD_INDEX_FLAG_WITHPOS : 0);
$cmds[] = new XSCommand(XS_CMD_DOC_INDEX, $wdf, $field->vno, $text);
} else {
$wdf = $field->isBoolIndex() ? 1 : $field->weight | XS_CMD_INDEX_FLAG_CHECKSTEM;
$terms = $field->getCustomTokenizer()->getTokens($text, $doc);
foreach ($terms as $term) {
if (strlen($term) > 200) {
continue;
}
$term = strtolower($term);
$cmds[] = new XSCommand(XS_CMD_DOC_TERM, $wdf, $field->vno, $term);
}
}
}
}
$cmds[] = new XSCommand(XS_CMD_INDEX_SUBMIT);
if ($this->_bufSize > 0) {
$this->appendBuffer(implode('', $cmds));
} else {
for ($i = 0; $i < count($cmds) - 1; $i++) {
$this->execCommand($cmds[$i]);
}
$this->execCommand($cmds[$i], XS_CMD_OK_RQST_FINISHED);
}
$doc->afterSubmit($this);
return $this;
}
/**
* 更新索引文档
* 该方法相当于先根据主键删除已存在的旧文档, 然后添加该文档
* 如果你能明确认定是新文档, 则建议使用 {@link add}
* @param XSDocument $doc
* @param bool $add 是否为新增文档, 已有数据中不存在同一主键的其它数据
* @return XSIndex 返回自身对象以支持串接操作
*/
public function update(XSDocument $doc, $add = false)
{
// before submit
if ($doc->beforeSubmit($this) === false) {
return $this;
}
// check primary key of document
$fid = $this->xs->getFieldId();
$key = $doc->f($fid);
if ($key === null || $key === '') {
throw new XSException('Missing value of primarky key (FIELD:' . $fid . ')');
}
// request cmd
$cmd = new XSCommand(CMD_INDEX_REQUEST, CMD_INDEX_REQUEST_ADD);
if ($add !== true) {
$cmd->arg1 = CMD_INDEX_REQUEST_UPDATE;
$cmd->arg2 = $fid->vno;
$cmd->buf = $key;
}
$cmds = array($cmd);
// document cmds
foreach ($this->xs->getAllFields() as $field) {
// value
if (($value = $doc->f($field)) !== null) {
$varg = $field->isNumeric() ? CMD_VALUE_FLAG_NUMERIC : 0;
$value = $field->val($value);
if (!$field->hasCustomTokenizer()) {
// internal tokenizer
$wdf = $field->weight | ($field->withPos() ? CMD_INDEX_FLAG_WITHPOS : 0);
if ($field->hasIndexMixed()) {
$cmds[] = new XSCommand(CMD_DOC_INDEX, $wdf, XSFieldScheme::MIXED_VNO, $value);
}
if ($field->hasIndexSelf()) {
$wdf |= $field->isNumeric() ? 0 : CMD_INDEX_FLAG_SAVEVALUE;
$cmds[] = new XSCommand(CMD_DOC_INDEX, $wdf, $field->vno, $value);
}
// add value
if (!$field->hasIndexSelf() || $field->isNumeric()) {
$cmds[] = new XSCommand(CMD_DOC_VALUE, $varg, $field->vno, $value);
}
} else {
// add index
if ($field->hasIndex()) {
$terms = $field->getCustomTokenizer()->getTokens($value, $doc);
// self: [bool term, NOT weight, NOT stem, NOT pos]
if ($field->hasIndexSelf()) {
foreach ($terms as $term) {
$term = strtolower($term);
$cmds[] = new XSCommand(CMD_DOC_TERM, 1, $field->vno, $term);
}
}
// mixed: [use default tokenizer]
if ($field->hasIndexMixed()) {
$mtext = implode(' ', $terms);
$cmds[] = new XSCommand(CMD_DOC_INDEX, $field->weight, XSFieldScheme::MIXED_VNO, $mtext);
}
}
// add value
$cmds[] = new XSCommand(CMD_DOC_VALUE, $varg, $field->vno, $value);
}
}
// process add terms
if (($terms = $doc->getAddTerms($field)) !== null) {
// ignore weight for bool index
$wdf1 = $field->isBoolIndex() ? 0 : CMD_INDEX_FLAG_CHECKSTEM;
foreach ($terms as $term => $wdf) {
$term = strtolower($term);
$wdf2 = $field->isBoolIndex() ? 1 : $wdf * $field->weight;
while ($wdf2 > XSFieldMeta::MAX_WDF) {
$cmds[] = new XSCommand(CMD_DOC_TERM, $wdf1 | XSFieldMeta::MAX_WDF, $field->vno, $term);
$wdf2 -= XSFieldMeta::MAX_WDF;
}
$cmds[] = new XSCommand(CMD_DOC_TERM, $wdf1 | $wdf2, $field->vno, $term);
}
}
// process add text
if (($text = $doc->getAddIndex($field)) !== null) {
if (!$field->hasCustomTokenizer()) {
$wdf = $field->weight | ($field->withPos() ? CMD_INDEX_FLAG_WITHPOS : 0);
$cmds[] = new XSCommand(CMD_DOC_INDEX, $wdf, $field->vno, $text);
} else {
// NOT pos
$wdf = $field->isBoolIndex() ? 1 : $field->weight | CMD_INDEX_FLAG_CHECKSTEM;
$terms = $field->getCustomTokenizer()->getTokens($text, $doc);
foreach ($terms as $term) {
$term = strtolower($term);
$cmds[] = new XSCommand(CMD_DOC_TERM, $wdf, $field->vno, $term);
}
}
}
}
// submit cmd
$cmds[] = new XSCommand(CMD_INDEX_SUBMIT);
// execute cmd
if ($this->_bufSize > 0) {
$this->appendBuffer(implode('', $cmds));
} else {
for ($i = 0; $i < count($cmds) - 1; $i++) {
$this->execCommand($cmds[$i]);
}
$this->execCommand($cmds[$i], CMD_OK_RQST_FINISHED);
}
// after submit
$doc->afterSubmit($this);
return $this;
}