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Implemented update method

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This commit is contained in:
Timothy Warren 2012-03-13 09:59:34 -04:00
parent a29d3a2361
commit 46ca22d912
1 changed files with 27 additions and 9 deletions
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36
sys/db/query_builder.php
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@ -27,6 +27,7 @@ class Query_Builder {
$insert_string,
$update_string,
$set_array,
$set_array_keys,
$set_string,
$limit,
$offset;
@ -423,13 +424,13 @@ class Query_Builder {
}
// Use the keys of the array to make the insert/update string
$fields = array_keys($this->set_array);
$this->set_array_keys = array_keys($this->set_array);
// Escape the field names
$fields = array_map(array($this, 'quote_ident'), $fields);
$this->set_array_keys = array_map(array($this, 'quote_ident'), $this->set_array_keys);
// Generate the "set" string
$this->set_string = implode('=?, ', $fields);
$this->set_string = implode('=?, ', $this->set_array_keys);
$this->set_string .= '=?';
return $this;
@ -456,11 +457,32 @@ class Query_Builder {
*
* @param string $table
* @param mixed $data
* @return
* @return mixed
*/
public function update($table, $data=array())
{
// @todo implement update method
$sql = 'UPDATE '.$this->quote_ident($table). ' SET '. $this->set_string;
$params = array_values($this->set_array);
// Do a linear array merge if there is a where string.
// We need all the parameters to line up, even when
// there are placeholders in the where string and
// the set string
if ( ! empty($this->where_string))
{
$sql .= $this->where_string;
$where_params = array_values($this->where_array);
foreach($where_params as $w)
{
$params[] = $w;
}
}
// Run the query
return $this->db->prepare_execute($sql, $params);
}
// --------------------------------------------------------------------------
@ -550,10 +572,6 @@ class Query_Builder {
// @todo Implement insert statements
break;
case "update":
// @todo Implement update statements
break;
case "delete":
// @todo Implement delete statements
break;