File Source for tangra_module_release_category

<?php
// $Id$
/**
* Contains class Tangra_Module_Release_Category_DBC
*
* @package tangra_lib
* @subpackage modules_manager
*/
/**
*
*/
require_once(TANGRA_MAIN_DIR.'interfaces/i_db_storable.class.php');
/**
*
*/
require_once('tangra_module_release_category.class.php');
/**
*
*/
require_once('tangra_module_category_dbc.class.php');
/**
* Release - module category link DBC
*
* @package tangra_lib
* @subpackage modules_manager
*/
class Tangra_Module_Release_Category_DBC extends Tangra_Module_Release_Category implements I_DB_Storable {
/**
* Saves record
*
* @param DB_Connection $dbc
* @return integer On success returns module ID, on failure - false
*/
public function save(DB_Connection $dbc) {
$ret = false;
if ($this->get_id()) {
$ret = $this->update($dbc);
} else {
$ret = $this->insert($dbc);
$this->set_id($ret);
}
return $ret;
}
/**
* Loads link by ID
*
* @param DB_Connection $dbc
* @param integer $id
* @return integer On success returns module ID, on failure - false
*/
public function load_by_id(DB_Connection $dbc, $id) {
$ret = false;
$sql = "select module_release, ".
"category ".
"from tmod_release_categories ".
"where id = $id";
$rez = $dbc->execute($sql);
if (!$rez->is_eof()) {
$rez_obj = $rez->fetch_object();
$this->set_id($id);
$this->set_module_release($rez_obj->MODULE_RELEASE);
$this->set_category($rez_obj->CATEGORY);
$ret = $id;
}
return $ret;
}
/**
* Inserts new record
*
* @param DB_Connection $dbc
* @return integer On success returns module ID, on failure - false
* @internal
*/
protected function insert(DB_Connection $dbc) {
$ret = false;
$id = $dbc->generate_id('tmod_release_categories_seq');
$module_release = $this->get_module_release();
$category = $this->get_category();
if ($id) {
$sql = "insert into tmod_release_categories (id, ".
"module_release, ".
"category ".
") ".
"values ".
"($id,".
"$module_release, ".
"$category ".
")";
$dbc->execute($sql);
$ret = $id;
} else {
throw new TE_Exception('ID not generated - tmod_release_categories_seq');
}
return $ret;
}
/**
* Updates existing record
*
* @param DB_Connection $dbc
* @return integer On success returns module ID, on failure - false
* @internal
*/
protected function update(DB_Connection $dbc) {
$id = $this->get_id();
$module_release = $this->get_module_release();
$category = $this->get_category();
$sql = "update tmod_release_categories set ".
"module_release = $module_release, ".
"category = $category ".
"where id = ".$id;
$dbc->execute($sql);
$ret = $id;
return $ret;
}
/**
* Gets SQL for grid
*
* @param integer $mod_rel_id ID of module release
* @return string SQL statement
*/
public static function get_sql_for_grid($mod_rel_id) {
tangra_if_not_int_throw_e($mod_rel_id);
$sql = "select rc.id, ".
"c.hid ".
"from tmod_release_categories rc, ".
"tmod_categories c ".
"where rc.module_release = $mod_rel_id and rc.category = c.id ".
"order by c.hid asc";
return $sql;
}
/**
* Gets count SQL for grid
*
* @param integer $mod_rel_id
* @return string SQL statement
*/
public static function get_sql_count_for_grid($mod_rel_id) {
tangra_if_not_int_throw_e($mod_rel_id);
$sql = "select count(rc.id) as total_rows ".
"from tmod_release_categories rc, ".
"tmod_categories c ".
"where rc.module_release = $mod_rel_id and rc.category = c.id ".
"order by c.hid asc";
return $sql;
}
/**
* Loads categories options-labels map for form_field_select
*
* @param DB_Connection $dbc
* @param integer $module_release ID of module release
* @return array
*/
public static function load_categories_ol_map(DB_Connection $dbc, $module_release) {
tangra_if_not_int_throw_e($module_release);
$sql = "select c.id, c.name from tmod_categories c where c.id not in (select rc.category from tmod_release_categories rc where rc.module_release = $module_release) order by c.hid asc";
$rez = $dbc->execute($sql);
$ret = array();
$ids = array();
while($rez_obj = $rez->fetch_object()) {
array_push($ids, $rez_obj->ID);
$ret['ol_map'][$rez_obj->ID] = $rez_obj->NAME;
}
if ($ids) {
$ret['ids'] = $ids;
}
return $ret;
}
/**
* Loads categories for release
*
* @param DB_Connection $dbc
* @param integer $module_release
* @return array Array of Tangra_Module_Category_DBC objects
*/
public static function load_categories_for_release(DB_Connection $dbc, $module_release) {
tangra_if_not_int_throw_e($module_release);
$sql = "select c.id as id from tmod_categories c, tmod_release_categories rc where rc.module_release = $module_release and rc.category = c.id";
$rez = $dbc->execute($sql);
$ret = array();
while ($rez_obj = $rez->fetch_object()) {
$tmp = new Tangra_Module_Category_DBC();
$tmp->load_by_id($dbc, $rez_obj->ID);
$ret[] = clone $tmp;
}
return $ret;
}
/**
* Deletes link
*
* @param DB_Connection $dbc
* @param integer $cat_id ID of the link
*/
public static function delete(DB_Connection $dbc, $cat_id) {
tangra_if_not_int_throw_e($cat_id);
$sql = "delete from tmod_release_categories where id = $cat_id";
$dbc->execute($sql);
}
/**
* Deletes all links for release
*
* @param DB_Connection $dbc
* @param integer $module_release_id Release ID
*/
public static function delete_for_release(DB_Connection $dbc, $module_release_id) {
tangra_if_not_int_throw_e($module_release_id);
$sql = "delete from tmod_release_categories where module_release = $module_release_id";
$dbc->execute($sql);
}
/**
* Copy categories from one release to another
*
* @param DB_Connection $dbc
* @param integer $from_id ID of source release
* @param integer $to_id ID of target release
*/
public static function copy_categories(DB_Connection $dbc, $from_id, $to_id) {
tangra_if_not_int_throw_e($from_id);
tangra_if_not_int_throw_e($to_id);
$sql = "select id from tmod_release_categories where module_release = $from_id";
$rez = $dbc->execute($sql);
while ($rez_obj = $rez->fetch_object()) {
$tmp_from = new Tangra_Module_Release_Category_DBC();
$tmp_from->load_by_id($dbc, $rez_obj->ID);
$tmp_from->set_id(0);
$tmp_from->set_module_release($to_id);
$tmp_from->save($dbc);
}
}
}

Source for file tangra_module_release_category_dbc.class.php