/**
* Replacements setter/getter.
*
* @param array $replacements
*
* @return mixed
*/
public function replacements($replacements = null)
{
if (func_num_args() === 0) {
return $this->replacements;
} else {
// Unregister old replacements :
if (isset($this->replacements) && count($this->replacements) > 0) {
foreach ($this->replacements as $replacement) {
$replacement->unregister_user($this);
}
}
// Set new replacements :
$this->replacements = array();
foreach ($replacements as $replacement) {
// Turn replacements that aren't fragments into value fragments (SQL = quoted value) :
if (!$replacement instanceof GlueDB_Fragment) {
$replacement = new GlueDB_Fragment_Value($replacement);
}
// Set up dependency :
$replacement->register_user($this);
// Add replacement :
$this->replacements[] = $replacement;
}
// Invalidate :
$this->invalidate();
return $this;
}
}
/**
* Values setter/getter.
*
* @param array $values
*
* @return mixed
*/
public function values($values = null)
{
if (func_num_args() === 0) {
return $this->values;
} else {
// Unregister old values :
if (isset($this->values) && count($this->values) > 0) {
foreach ($this->values as $value) {
$value->unregister_user($this);
}
}
// Set new values :
$this->values = array();
foreach ($values as $value) {
// Turn values that aren't fragments into value fragments (SQL = quoted value) :
if (!$value instanceof GlueDB_Fragment) {
$value = new GlueDB_Fragment_Value($value);
}
// Set up dependency :
$value->register_user($this);
// Add value :
$this->values[] = $value;
}
// Invalidate :
$this->invalidate();
return $this;
}
}
/**
* Compiles GlueDB_Fragment_Value fragments into an SQL string.
*
* @param GlueDB_Fragment_Value $fragment
*
* @return string
*/
public function compile_value(GlueDB_Fragment_Value $fragment)
{
// Get data from fragment :
$value = $fragment->value();
// Generate SQL :
return $this->quote_value($value);
}
