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authorEsen Sagynov <kadishmal@gmail.com>2011-08-10 08:35:01 +0200
committerEsen Sagynov <kadishmal@gmail.com>2011-08-10 08:35:01 +0200
commit2e08794d5de57d727abb2abe752a4479b3ec0242 (patch)
tree21b39d5649408128de39845be4a2ba66f1259e09 /system/database/drivers/cubrid/cubrid_result.php
parent03a9599befa5c8967f70960eda40b5f2a65f75cb (diff)
Added CUBRID Database Driver
Diffstat (limited to 'system/database/drivers/cubrid/cubrid_result.php')
-rw-r--r--system/database/drivers/cubrid/cubrid_result.php201
1 files changed, 201 insertions, 0 deletions
diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php
new file mode 100644
index 000000000..06613e356
--- /dev/null
+++ b/system/database/drivers/cubrid/cubrid_result.php
@@ -0,0 +1,201 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package CodeIgniter
+ * @author Esen Sagynov
+ * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 2.0.2
+ * @filesource
+ */
+
+// --------------------------------------------------------------------
+
+/**
+ * CUBRID Result Class
+ *
+ * This class extends the parent result class: CI_DB_result
+ *
+ * @category Database
+ * @author ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_cubrid_result extends CI_DB_result {
+
+ /**
+ * Number of rows in the result set
+ *
+ * @access public
+ * @return integer
+ */
+ function num_rows()
+ {
+ return @cubrid_num_rows($this->result_id);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Number of fields in the result set
+ *
+ * @access public
+ * @return integer
+ */
+ function num_fields()
+ {
+ return @cubrid_num_fields($this->result_id);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch Field Names
+ *
+ * Generates an array of column names
+ *
+ * @access public
+ * @return array
+ */
+ function list_fields()
+ {
+ return cubrid_column_names($this->result_id);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Field data
+ *
+ * Generates an array of objects containing field meta-data
+ *
+ * @access public
+ * @return array
+ */
+ function field_data()
+ {
+ $retval = array();
+
+ $tablePrimaryKeys = array();
+
+ while ($field = cubrid_fetch_field($this->result_id))
+ {
+ $F = new stdClass();
+ $F->name = $field->name;
+ $F->type = $field->type;
+ $F->default = $field->def;
+ $F->max_length = $field->max_length;
+
+ // At this moment primary_key property is not returned when
+ // cubrid_fetch_field is called. The following code will
+ // provide a patch for it. primary_key property will be added
+ // in the next release.
+
+ // TODO: later version of CUBRID will provide primary_key
+ // property.
+ // When PK is defined in CUBRID, an index is automatically
+ // created in the db_index system table in the form of
+ // pk_tblname_fieldname. So the following will count how many
+ // columns are there which satisfy this format.
+ // The query will search for exact single columns, thus
+ // compound PK is not supported.
+ $res = cubrid_query($this->conn_id,
+ "SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table .
+ "' AND is_primary_key = 'YES' AND index_name = 'pk_" .
+ $field->table . "_" . $field->name . "'"
+ );
+
+ if ($res)
+ {
+ $row = cubrid_fetch_array($res, CUBRID_NUM);
+ $F->primary_key = ($row[0] > 0 ? 1 : null);
+ }
+ else{
+ $F->primary_key = null;
+ }
+
+ if (is_resource($res))
+ {
+ cubrid_close_request($res);
+ $this->result_id = FALSE;
+ }
+
+ $retval[] = $F;
+ }
+
+ return $retval;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Free the result
+ *
+ * @return null
+ */
+ function free_result()
+ {
+ if(is_resource($this->result_id) ||
+ get_resource_type($this->result_id) == "Unknown" &&
+ preg_match('/Resource id #/', strval($this->result_id)))
+ {
+ cubrid_close_request($this->result_id);
+ $this->result_id = FALSE;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Data Seek
+ *
+ * Moves the internal pointer to the desired offset. We call
+ * this internally before fetching results to make sure the
+ * result set starts at zero
+ *
+ * @access private
+ * @return array
+ */
+ function _data_seek($n = 0)
+ {
+ return cubrid_data_seek($this->result_id, $n);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - associative array
+ *
+ * Returns the result set as an array
+ *
+ * @access private
+ * @return array
+ */
+ function _fetch_assoc()
+ {
+ return cubrid_fetch_assoc($this->result_id);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - object
+ *
+ * Returns the result set as an object
+ *
+ * @access private
+ * @return object
+ */
+ function _fetch_object()
+ {
+ return cubrid_fetch_object($this->result_id);
+ }
+
+}
+
+
+/* End of file cubrid_result.php */
+/* Location: ./system/database/drivers/cubrid/cubrid_result.php */ \ No newline at end of file