public function addCondition($condition)
{
if ($this->parentQuery) {
$this->parentQuery->addCondition($condition);
}
}
public function apply(IKalturaIndexQuery $query)
{
$this->currentQuery = $query;
$field = $this->getTable() . '.' . $this->getColumn();
// Can apply criterion
KalturaLog::debug("Applies criterion [{$field}]");
$comparison = $this->getComparison();
if ($comparison == Criteria::CUSTOM || $comparison == Criteria::CUSTOM_EQUAL || $comparison == Criteria::ISNOTNULL) {
KalturaLog::debug("Skip criterion[{$field}] unhandled comparison [{$comparison}]");
return false;
}
if (!$this->criteria->hasSphinxFieldName($field)) {
KalturaLog::debug("Skip criterion[{$field}] has no sphinx field");
return false;
}
$value = $this->getValue();
$sphinxField = $this->criteria->getSphinxFieldName($field);
$type = $this->criteria->getSphinxFieldType($sphinxField);
// Update value & comparison in case of id field
if ($field == $this->criteria->getIdField()) {
if ($comparison == Criteria::EQUAL) {
$comparison = Criteria::IN;
}
if ($comparison == Criteria::NOT_EQUAL) {
$comparison = Criteria::NOT_IN;
}
if (!is_array($value)) {
$value = explode(',', $value);
}
$ids = array();
foreach ($value as $val) {
$ids[$val] = $this->criteria->getTranslateIndexId($val);
}
$value = $ids;
$this->criteria->setIds($comparison, $ids);
}
$valStr = print_r($value, true);
KalturaLog::debug("Attach criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] and comparison[{$comparison}] for value[{$valStr}]");
// update comparison in case of null
if (is_null($value)) {
if ($comparison == Criteria::EQUAL) {
$comparison = Criteria::ISNULL;
} elseif ($comparison == Criteria::NOT_EQUAL) {
$comparison = Criteria::ISNOTNULL;
}
}
// update value in case of Date
if (is_string($value)) {
// needed since otherwise the switch statement doesn't work as expected otherwise
switch ($value) {
case Criteria::CURRENT_DATE:
$d = getdate();
$value = mktime(0, 0, 0, $d['mon'], $d['mday'], $d['year']);
break;
case Criteria::CURRENT_TIME:
case Criteria::CURRENT_TIMESTAMP:
$value = time();
break;
}
}
if ($type == IIndexable::FIELD_TYPE_STRING) {
$match = $this->getStringMatchClause($sphinxField, $comparison, $value);
KalturaLog::debug("Add match criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] match [{$match}] line [" . __LINE__ . "]");
$this->addMatch($match);
} else {
$condition = $this->getNonStringClause($sphinxField, $type, $comparison, $value);
KalturaLog::debug("Add condition criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] condition [{$condition}] line [" . __LINE__ . "]");
$this->addCondition($condition);
}
$clauses = $this->getClauses();
foreach ($clauses as $index => $clause) {
if (!$clause instanceof SphinxCriterion) {
KalturaLog::debug("Clause [" . $clause->getColumn() . "] is not Sphinx criterion");
return false;
}
if (!$clause->apply($this)) {
KalturaLog::debug("Failed to apply clause [" . $clause->getColumn() . "]");
return false;
}
}
if (count($this->matchClause)) {
$matchesClause = implode(' ', $this->matchClause);
if ($this->hasOr() && count($this->matchClause) > 1) {
$matchesClause = "({$matchesClause})";
}
$match = $this->getSelfMatchOperator() . $matchesClause;
KalturaLog::debug("Add match criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] match [{$match}] line [" . __LINE__ . "]");
$query->addMatch($match);
}
if (count($this->conditionClause)) {
$attributesClause = implode($this->getSelfConjunction(), array_unique($this->conditionClause));
if (!strlen(trim($attributesClause))) {
return true;
}
if (!$this->hasOr()) {
$where = $attributesClause;
KalturaLog::debug("Add where criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] where [{$where}] line [" . __LINE__ . "]");
$query->addWhere($where);
return true;
}
// Reduce null
$expSimplifications = array("({$sphinxField} <> 0 AND {$sphinxField} <= {$value}) OR ({$sphinxField} = 0)" => "{$sphinxField} <= {$value}", "({$sphinxField} <> 0 AND {$sphinxField} < {$value}) OR ({$sphinxField} = 0)" => "{$sphinxField} < {$value}");
if (isset($expSimplifications[$attributesClause])) {
KalturaLog::debug("Simplifying expression [{$attributesClause}] => [{$expSimplifications[$attributesClause]}]");
// We move it to the 'where' since where is allegedly faster than in the condition.
$where = $this->getSelfConjunction() . $expSimplifications[$attributesClause];
KalturaLog::debug("Add where criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] where [{$where}] line [" . __LINE__ . "]");
$query->addWhere($where);
} else {
if ($this->needsBrackets()) {
$attributesClause = "({$attributesClause})";
}
$condition = $this->getSelfConjunction() . $attributesClause;
KalturaLog::debug("Add condition criterion[{$field}] as sphinx field[{$sphinxField}] of type [{$type}] condition [{$condition}] line [" . __LINE__ . "]");
$query->addCondition($condition);
}
}
return true;
}
public function addCondition($condition)
{
if ($this->parentQuery && $this->parentQuery instanceof IKalturaIndexQuery) {
$this->parentQuery->addCondition($condition);
}
}