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<?php
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class InfoStructures_model extends CI_Model
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{
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var $insert_id = -1;
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function __construct()
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{
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parent::__construct();
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$this->HT = $this->load->database('INFORMATION', TRUE);
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}
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function Detail($is_id)
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{
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$sql = "SELECT TOP 1 is1.is_id, \n"
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. " is1.is_parent_id, \n"
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. " is1.is_path, \n"
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. " is1.is_level, \n"
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. " is1.is_sort, \n"
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. " is1.is_sitecode, \n"
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. " is1.is_datetime, \n"
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. " is1.is_ic_id \n"
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. "FROM infoStructures is1 \n"
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. "WHERE is1.is_id = ?";
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$query = $this->HT->query($sql, array($is_id));
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//print_r($this->HT->queries);
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if ($query->result()) {
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$row = $query->row();
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return $row;
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} else {
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return FALSE;
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}
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}
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function Detail_gm($is_id)
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{
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$sql = "SELECT TOP 1 is1.is_id, \n"
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. " is1.is_parent_id, \n"
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. " is1.is_path, \n"
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. " is1.is_level, \n"
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. " is1.is_sort, \n"
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. " is1.is_sitecode, \n"
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. " is1.is_datetime, \n"
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. " is1.is_ic_id \n"
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. "FROM information_gm.dbo.infoStructures is1 \n"
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. "WHERE is1.is_id = ?";
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$query = $this->HT->query($sql, array($is_id));
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//print_r($this->HT->queries);
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if ($query->result()) {
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$row = $query->row();
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return $row;
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} else {
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return FALSE;
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}
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}
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function Add($is_parent_id, $is_ic_id = -1, $is_sort = 999)
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{
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if ($is_parent_id == 0) {
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$is_path = '';
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$is_level = 1;
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} else if ($is_parent_id == -99) {
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$is_path = '';
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$is_level = 0;
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$is_sort = 0;
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} else {
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$infoStructure = $this->Detail($is_parent_id);
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if ($infoStructure) {
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$is_path = $infoStructure->is_path;
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$is_level = $infoStructure->is_level + 1;
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} else {
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return false;
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}
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}
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$sql = "INSERT INTO infoStructures \n"
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. " ( \n"
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. " is_parent_id, is_path, is_level, is_sort, is_sitecode, is_datetime, is_ic_id \n"
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. " ) \n"
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. "VALUES \n"
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. " ( \n"
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. " ?, ?, ?, ?, ?, getdate(), ? \n"
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. " )";
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$query = $this->HT->query($sql, array($is_parent_id, $is_path, $is_level, $is_sort, $this->config->item('site_code'), $is_ic_id));
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$this->insert_id = $this->HT->last_id('infoStructures');
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//把自己的ID加到path上
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$set_sql = "UPDATE infoStructures \n"
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. "SET is_path = is_path + CONVERT(VARCHAR(200), is_id) + ',' \n"
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. "WHERE is_id = ?";
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$query = $this->HT->query($set_sql, array($this->insert_id));
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return $this->insert_id;
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}
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function Add_with_sitecode($is_parent_id, $is_ic_id = -1, $is_sort = 999, $site_code = '')
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{
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if (empty ($site_code)) {
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$site_code = $this->config->item('site_code');
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}
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if ($is_parent_id == 0) {
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$is_path = '';
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$is_level = 1;
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} else if ($is_parent_id == -99) {
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$is_path = '';
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$is_level = 0;
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$is_sort = 0;
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} else {
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$infoStructure = $this->Detail($is_parent_id);
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if ($infoStructure) {
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$is_path = $infoStructure->is_path;
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$is_level = $infoStructure->is_level + 1;
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} else {
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return false;
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}
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}
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$sql = "INSERT INTO infoStructures \n"
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. " ( \n"
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. " is_parent_id, is_path, is_level, is_sort, is_sitecode, is_datetime, is_ic_id \n"
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. " ) \n"
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. "VALUES \n"
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. " ( \n"
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. " ?, ?, ?, ?, ?, getdate(), ? \n"
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. " )";
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$query = $this->HT->query($sql, array($is_parent_id, $is_path, $is_level, $is_sort, $site_code, $is_ic_id));
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$this->insert_id = $this->HT->last_id('infoStructures');
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//把自己的ID加到path上
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$set_sql = "UPDATE infoStructures \n"
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. "SET is_path = is_path + CONVERT(VARCHAR(200), is_id) + ',' \n"
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. "WHERE is_id = ?";
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$query = $this->HT->query($set_sql, array($this->insert_id));
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return $this->insert_id;
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}
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function GetParent($is_path, $level = 1)
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{
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if ($is_path == '') {
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return false;
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}
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$sql = "SELECT TOP 1 is1.is_id, \n"
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. " is1.is_parent_id, \n"
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. " is1.is_path, \n"
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. " is1.is_level, \n"
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. " is1.is_sort, \n"
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. " is1.is_sitecode, \n"
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. " is1.is_datetime, \n"
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. " is1.is_ic_id \n"
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. "FROM infoStructures is1 \n"
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. "WHERE is1.is_level = ? \n"
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. " AND is1.is_id IN ($is_path 0) \n"
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. "ORDER BY \n"
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. " is1.is_id ASC";
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$query = $this->HT->query($sql, array($level));
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// print_r($this->HT->queries);
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if ($query->result()) {
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$row = $query->row();
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return $row;
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} else {
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return FALSE;
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}
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}
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//查询节点的根节点
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function get_root($is_id)
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{
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$detail = $this->Detail($is_id);
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$root = $this->GetParent($detail->is_path, 1);
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if ($root) {
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return $root;
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} else { //没有根节点则返回本节点
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return $detail;
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}
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}
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//判断是否有子节点
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function HasChild($is_id)
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{
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$sql = "SELECT TOP 1 is1.is_id \n"
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. "FROM infoStructures is1 \n"
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. "WHERE is1.is_parent_id = ?";
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$query = $this->HT->query($sql, array($is_id));
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if ($query->result()) {
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return true;
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} else {
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return FALSE;
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}
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}
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//删除节点
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function Delete($is_id)
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{
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$sql = "DELETE \n"
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. "FROM infoStructures \n"
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. "WHERE is_id = ?";
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$query = $this->HT->query($sql, array($is_id));
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return $query;
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}
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//设置排序
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function set_sort($is_id, $sort)
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{
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$sql = "UPDATE infoStructures \n"
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. "SET is_datetime = GETDATE(), \n"
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. " is_sort = ? \n"
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. "WHERE is_id = ?";
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$query = $this->HT->query($sql, array($sort, $is_id));
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//print_r($this->HT->queries);
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return $query;
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}
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//设置路径
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function set_path($parent_id, $is_id)
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{
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$structure = $this->Detail($is_id);
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//如果父级相同则不需要重新设置path
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if ($parent_id == $structure->is_parent_id) {
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return true;
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}
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$parent = $this->Detail($parent_id);
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//设置当前节点
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$set_parent_id = $parent->is_id;
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$set_level = $parent->is_level + 1;
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$set_path = $parent->is_path . $is_id . ',';
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$set_sql = "UPDATE infoStructures \n"
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. "SET is_parent_id = ?, \n"
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. " is_level = ?, \n"
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. " is_path = ? \n"
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. "WHERE is_id = ?";
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$this->HT->query($set_sql, array($set_parent_id, $set_level, $set_path, $is_id));
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$structure = $this->Detail($is_id);
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//查询当前节点的所有子节点
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$sql = "SELECT is1.is_id, \n"
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. " is1.is_parent_id, \n"
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. " is1.is_path, \n"
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. " is1.is_level, \n"
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. " is1.is_sort \n"
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. "FROM infoStructures is1 \n"
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. "WHERE ',' + is1.is_path LIKE '%,$structure->is_id,%' \n"
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. "ORDER BY \n"
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. " is1.is_level ASC ";
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$query = $this->HT->query($sql);
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foreach ($query->result() as $item) {
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if ($item->is_parent_id != $structure->is_id) {
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$structure = $this->Detail($item->is_parent_id);
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}
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$set_parent_id = $structure->is_id;
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$set_level = $structure->is_level + 1;
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$set_path = $structure->is_path . $item->is_id . ',';
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$set_sql = "UPDATE infoStructures \n"
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. "SET is_parent_id = ?, \n"
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. " is_level = ?, \n"
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. " is_path = ? \n"
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. "WHERE is_id = ?";
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$this->HT->query($set_sql, array($set_parent_id, $set_level, $set_path, $item->is_id));
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}
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}
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/**
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* @description: 用于生成一个特殊的根结点is_level和is_sort都为0，CT移动优先项目用
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* @param {type}
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* @return:
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* @Date Changed:
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*/
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public function AddRootNote($is_ic_id)
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{
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$sql = "INSERT INTO infoStructures \n"
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. " ( \n"
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. " is_parent_id, is_path, is_level, is_sort, is_sitecode, is_datetime, is_ic_id \n"
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. " ) \n"
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. "VALUES \n"
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. " ( \n"
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. " ?, ?, ?, ?, ?, getdate(), ? \n"
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. " )";
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$query = $this->HT->query($sql, array(-99, '', 0, 0, $this->config->item('site_code'), $is_ic_id));
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$this->insert_id = $this->HT->last_id('infoStructures');
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//把自己的ID加到path上
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$set_sql = "UPDATE infoStructures \n"
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. "SET is_path = is_path + CONVERT(VARCHAR(200), is_id) + ',' \n"
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. "WHERE is_id = ?";
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$query = $this->HT->query($set_sql, array($this->insert_id));
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return $this->insert_id;
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}
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} |