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<?php
/**
* ---------------------------------------------------------------------
*
* GLPI - Gestionnaire Libre de Parc Informatique
*
* http://glpi-project.org
*
* @copyright 2015-2023 Teclib' and contributors.
* @copyright 2003-2014 by the INDEPNET Development Team.
* @licence https://www.gnu.org/licenses/gpl-3.0.html
*
* ---------------------------------------------------------------------
*
* LICENSE
*
* This file is part of GLPI.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* ---------------------------------------------------------------------
*/
use Glpi\Toolbox\Sanitizer;
/**
* CommonTreeDropdown Class
*
* Hierarchical and cross entities
**/
abstract class CommonTreeDropdown extends CommonDropdown
{
public $can_be_translated = false;
public function getAdditionalFields()
{
return [['name' => $this->getForeignKeyField(),
'label' => __('As child of'),
'type' => 'parent',
'list' => false
]
];
}
public function defineTabs($options = [])
{
$ong = [];
$this->addDefaultFormTab($ong);
$this->addImpactTab($ong, $options);
$this->addStandardTab($this->getType(), $ong, $options);
if ($this->dohistory) {
$this->addStandardTab('Log', $ong, $options);
}
if (DropdownTranslation::canBeTranslated($this)) {
$this->addStandardTab('DropdownTranslation', $ong, $options);
}
return $ong;
}
public function getTabNameForItem(CommonGLPI $item, $withtemplate = 0)
{
if (
!$withtemplate
&& ($item->getType() == $this->getType())
) {
$nb = 0;
if ($_SESSION['glpishow_count_on_tabs']) {
$nb = countElementsInTable(
$this->getTable(),
[$this->getForeignKeyField() => $item->getID()]
);
}
return self::createTabEntry($this->getTypeName(Session::getPluralNumber()), $nb);
}
return '';
}
public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
{
if ($item instanceof CommonTreeDropdown) {
$item->showChildren();
}
return true;
}
/**
* Compute completename based on parent one
*
* @param $parentCompleteName string parent complete name (need to be stripslashes / comes from DB)
* @param $thisName string item name (need to be addslashes : comes from input)
**/
public static function getCompleteNameFromParents($parentCompleteName, $thisName)
{
return addslashes($parentCompleteName) . " > " . $thisName;
}
/**
* @param $input
**/
public function adaptTreeFieldsFromUpdateOrAdd($input)
{
$parent = clone $this;
// Update case input['name'] not set :
if (!isset($input['name']) && isset($this->fields['name'])) {
$input['name'] = addslashes($this->fields['name']);
}
// leading/ending space will break findID/import
$input['name'] = trim($input['name']);
if (
isset($input[$this->getForeignKeyField()])
&& !$this->isNewID($input[$this->getForeignKeyField()])
&& $parent->getFromDB($input[$this->getForeignKeyField()])
) {
$input['level'] = $parent->fields['level'] + 1;
// Sometimes (internet address), the complete name may be different ...
/* if ($input[$this->getForeignKeyField()]==0) { // Root entity case
$input['completename'] = $input['name'];
} else {*/
$input['completename'] = self::getCompleteNameFromParents(
$parent->fields['completename'],
$input['name']
);
// }
} else {
$input[$this->getForeignKeyField()] = 0;
$input['level'] = 1;
$input['completename'] = $input['name'];
}
return $input;
}
public function prepareInputForAdd($input)
{
return $this->adaptTreeFieldsFromUpdateOrAdd($input);
}
public function pre_deleteItem()
{
global $DB;
// Not set in case of massive delete : use parent
if (isset($this->input['_replace_by']) && $this->input['_replace_by']) {
$parent = $this->input['_replace_by'];
} else {
$parent = $this->fields[$this->getForeignKeyField()];
}
$this->cleanParentsSons();
$tmp = clone $this;
$result = $DB->request(
[
'SELECT' => 'id',
'FROM' => $this->getTable(),
'WHERE' => [$this->getForeignKeyField() => $this->fields['id']]
]
);
foreach ($result as $data) {
$data[$this->getForeignKeyField()] = $parent;
$tmp->update($data);
}
return true;
}
public function prepareInputForUpdate($input)
{
global $GLPI_CACHE;
if (isset($input[$this->getForeignKeyField()])) {
// Can't move a parent under a child
if (
in_array(
$input[$this->getForeignKeyField()],
getSonsOf($this->getTable(), $input['id'])
)
) {
return false;
}
// Parent changes => clear ancestors and update its level and completename
if ($input[$this->getForeignKeyField()] != $this->fields[$this->getForeignKeyField()]) {
$input["ancestors_cache"] = '';
$ckey = 'ancestors_cache_' . $this->getTable() . '_' . $this->getID();
$GLPI_CACHE->delete($ckey);
return $this->adaptTreeFieldsFromUpdateOrAdd($input);
}
}
// Name changes => update its completename (and its level : side effect ...)
if ((isset($input['name'])) && ($input['name'] != $this->fields['name'])) {
return $this->adaptTreeFieldsFromUpdateOrAdd($input);
}
return $input;
}
/**
* @param $ID
* @param $updateName
* @param $changeParent
**/
public function regenerateTreeUnderID($ID, $updateName, $changeParent)
{
global $DB, $GLPI_CACHE;
//drop from sons cache when needed
if ($changeParent) {
$ckey = 'ancestors_cache_' . $this->getTable() . '_' . $ID;
$GLPI_CACHE->delete($ckey);
}
if (($updateName) || ($changeParent)) {
$currentNode = clone $this;
if ($currentNode->getFromDB($ID)) {
$currentNodeCompleteName = $currentNode->getField("completename");
$nextNodeLevel = ($currentNode->getField("level") + 1);
} else {
$nextNodeLevel = 1;
}
$query = [
'SELECT' => ['id', 'name'],
'FROM' => $this->getTable(),
'WHERE' => [$this->getForeignKeyField() => $ID]
];
if (Session::haveTranslations($this->getType(), 'completename')) {
DropdownTranslation::regenerateAllCompletenameTranslationsFor($this->getType(), $ID);
}
foreach ($DB->request($query) as $data) {
$update = [];
if ($updateName || $changeParent) {
if (isset($currentNodeCompleteName)) {
$update['completename'] = self::getCompleteNameFromParents(
$currentNodeCompleteName,
addslashes($data["name"])
);
} else {
$update['completename'] = addslashes($data["name"]);
}
}
if ($changeParent) {
// We have to reset the ancestors as only these changes (ie : not the children).
$update['ancestors_cache'] = 'NULL';
// And we must update the level of the current node ...
$update['level'] = $nextNodeLevel;
}
$DB->update(
$this->getTable(),
$update,
['id' => $data['id']]
);
// Translations :
if (Session::haveTranslations($this->getType(), 'completename')) {
DropdownTranslation::regenerateAllCompletenameTranslationsFor($this->getType(), $data['id']);
}
$this->regenerateTreeUnderID($data["id"], $updateName, $changeParent);
}
}
}
/**
* Clean sons of all parents from caches
*
* @param null|integer $id Parent id to clean. Default to current id
* @param boolean $cache Whether to clean cache (defaults to true)
*
* @return void
*/
protected function cleanParentsSons($id = null, $cache = true)
{
global $DB, $GLPI_CACHE;
if ($id === null) {
$id = $this->getID();
}
$ancestors = getAncestorsOf($this->getTable(), $id);
if ($id != $this->getID()) {
$ancestors[$id] = "$id";
}
if (!count($ancestors)) {
return;
}
$DB->update(
$this->getTable(),
[
'sons_cache' => 'NULL'
],
[
'id' => $ancestors
]
);
//drop from sons cache when needed
if ($cache) {
foreach ($ancestors as $ancestor) {
$ckey = 'sons_cache_' . $this->getTable() . '_' . $ancestor;
$sons = $GLPI_CACHE->get($ckey);
if ($sons !== null && isset($sons[$this->getID()])) {
unset($sons[$this->getID()]);
$GLPI_CACHE->set($ckey, $sons);
}
}
}
}
/**
* Add new son in its parent in cache
*
* @return void
*/
protected function addSonInParents()
{
global $GLPI_CACHE;
//add sons cache when needed
$ancestors = getAncestorsOf($this->getTable(), $this->getID());
foreach ($ancestors as $ancestor) {
$ckey = 'sons_cache_' . $this->getTable() . '_' . $ancestor;
$sons = $GLPI_CACHE->get($ckey);
if ($sons !== null && !isset($sons[$this->getID()])) {
$sons[$this->getID()] = $this->getID();
$GLPI_CACHE->set($ckey, $sons);
}
}
}
public function post_addItem()
{
$parent = $this->fields[$this->getForeignKeyField()];
//do not clean cache, it will be updated
$this->cleanParentsSons(null, false);
$this->addSonInParents();
if ($parent && $this->dohistory) {
$changes = [
0,
'',
addslashes($this->getNameID(['forceid' => true])),
];
Log::history(
$parent,
$this->getType(),
$changes,
$this->getType(),
Log::HISTORY_ADD_SUBITEM
);
}
}
public function post_updateItem($history = 1)
{
$ID = $this->getID();
$changeParent = in_array($this->getForeignKeyField(), $this->updates);
$this->regenerateTreeUnderID($ID, in_array('name', $this->updates), $changeParent);
if ($changeParent) {
$oldParentID = $this->oldvalues[$this->getForeignKeyField()];
$newParentID = $this->fields[$this->getForeignKeyField()];
$oldParentNameID = '';
$newParentNameID = '';
$parent = clone $this;
if ($parent->getFromDB($oldParentID)) {
$this->cleanParentsSons($oldParentID);
if ($history) {
$oldParentNameID = $parent->getNameID(['forceid' => true]);
$changes = [
'0',
addslashes($this->getNameID(['forceid' => true])),
'',
];
Log::history(
$oldParentID,
$this->getType(),
$changes,
$this->getType(),
Log::HISTORY_DELETE_SUBITEM
);
}
}
if ($parent->getFromDB($newParentID)) {
$this->cleanParentsSons(null, false);
$this->addSonInParents();
if ($history) {
$newParentNameID = $parent->getNameID(['forceid' => true]);
$changes = [
'0',
'',
addslashes($this->getNameID(['forceid' => true])),
];
Log::history(
$newParentID,
$this->getType(),
$changes,
$this->getType(),
Log::HISTORY_ADD_SUBITEM
);
}
}
if ($history) {
$changes = [
'0',
$oldParentNameID,
$newParentNameID,
];
Log::history(
$ID,
$this->getType(),
$changes,
$this->getType(),
Log::HISTORY_UPDATE_SUBITEM
);
}
getAncestorsOf(getTableForItemType($this->getType()), $ID);
}
}
public function post_deleteFromDB()
{
$parent = $this->fields[$this->getForeignKeyField()];
if ($parent && $this->dohistory) {
$changes = [
'0',
addslashes($this->getNameID(['forceid' => true])),
'',
];
Log::history(
$parent,
$this->getType(),
$changes,
$this->getType(),
Log::HISTORY_DELETE_SUBITEM
);
}
}
/**
* Get the this for all the current item and all its parent
*
* @return string
**/
public function getTreeLink()
{
$link = '';
if ($this->fields[$this->getForeignKeyField()]) {
$papa = clone $this;
if ($papa->getFromDB($this->fields[$this->getForeignKeyField()])) {
$link = $papa->getTreeLink() . " > ";
}
}
return $link . $this->getLink();
}
/**
* Print the HTML array children of a TreeDropdown
*
* @return void
*/
public function showChildren()
{
global $DB;
$ID = $this->getID();
$this->check($ID, READ);
$fields = array_filter(
$this->getAdditionalFields(),
function ($field) {
return isset($field['list']) && $field['list'];
}
);
$nb = count($fields);
$entity_assign = $this->isEntityAssign();
// Minimal form for quick input.
if (static::canCreate()) {
$link = $this->getFormURL();
echo "<div class='firstbloc'>";
echo "<form action='" . $link . "' method='post'>";
echo "<table class='tab_cadre_fixe'>";
echo "<tr><th colspan='3'>" . __('New child heading') . "</th></tr>";
echo "<tr class='tab_bg_1'><td>" . __('Name') . "</td><td>";
echo Html::input('name', ['value' => '']);
if (
$entity_assign
&& ($this->getForeignKeyField() != 'entities_id')
) {
echo "<input type='hidden' name='entities_id' value='" . $_SESSION['glpiactive_entity'] . "'>";
}
if ($entity_assign && $this->isRecursive()) {
echo "<input type='hidden' name='is_recursive' value='1'>";
}
echo "<input type='hidden' name='" . $this->getForeignKeyField() . "' value='$ID'></td>";
echo "<td><input type='submit' name='add' value=\"" . _sx('button', 'Add') . "\" class='btn btn-primary'>";
echo "</td></tr>\n";
echo "</table>";
Html::closeForm();
echo "</div>\n";
}
echo "<div class='spaced'>";
echo "<table class='tab_cadre_fixehov'>";
echo "<tr class='noHover'><th colspan='" . ($nb + 3) . "'>" . sprintf(
__('Sons of %s'),
$this->getTreeLink()
);
echo "</th></tr>";
$header = "<tr><th>" . __('Name') . "</th>";
if ($entity_assign) {
$header .= "<th>" . Entity::getTypeName(1) . "</th>";
}
foreach ($fields as $field) {
$header .= "<th>" . $field['label'] . "</th>";
}
$header .= "<th>" . __('Comments') . "</th>";
$header .= "</tr>\n";
echo $header;
$fk = $this->getForeignKeyField();
$result = $DB->request(
[
'FROM' => $this->getTable(),
'WHERE' => [$fk => $ID],
'ORDER' => 'name',
]
);
$nb = 0;
foreach ($result as $data) {
$nb++;
echo "<tr class='tab_bg_1'><td>";
if (
(($fk == 'entities_id') && in_array($data['id'], $_SESSION['glpiactiveentities']))
|| !$entity_assign
|| (($fk != 'entities_id') && in_array($data['entities_id'], $_SESSION['glpiactiveentities']))
) {
echo "<a href='" . $this->getFormURL();
echo '?id=' . $data['id'] . "'>" . $data['name'] . "</a>";
} else {
echo $data['name'];
}
echo "</td>";
if ($entity_assign) {
echo "<td>" . Dropdown::getDropdownName("glpi_entities", $data["entities_id"]) . "</td>";
}
foreach ($fields as $field) {
echo "<td>";
switch ($field['type']) {
case 'UserDropdown':
echo getUserName($data[$field['name']]);
break;
case 'bool':
echo Dropdown::getYesNo($data[$field['name']]);
break;
case 'dropdownValue':
echo Dropdown::getDropdownName(
getTableNameForForeignKeyField($field['name']),
$data[$field['name']]
);
break;
default:
echo $data[$field['name']];
}
echo "</td>";
}
echo "<td>" . $data['comment'] . "</td>";
echo "</tr>\n";
}
if ($nb) {
echo $header;
}
echo "</table></div>\n";
}
public function getSpecificMassiveActions($checkitem = null)
{
$isadmin = static::canUpdate();
$actions = parent::getSpecificMassiveActions($checkitem);
if ($isadmin) {
$actions[__CLASS__ . MassiveAction::CLASS_ACTION_SEPARATOR . 'move_under']
= "<i class='fas fa-sitemap'></i>" .
_x('button', 'Move under');
}
return $actions;
}
public static function showMassiveActionsSubForm(MassiveAction $ma)
{
switch ($ma->getAction()) {
case 'move_under':
$itemtype = $ma->getItemType(true);
echo __('As child of');
Dropdown::show($itemtype, ['name' => 'parent',
'comments' => 0,
'entity' => $_SESSION['glpiactive_entity'],
'entity_sons' => $_SESSION['glpiactive_entity_recursive']
]);
echo "<br><br><input type='submit' name='massiveaction' class='btn btn-primary' value='" .
_sx('button', 'Move') . "'>\n";
return true;
}
return parent::showMassiveActionsSubForm($ma);
}
public static function processMassiveActionsForOneItemtype(
MassiveAction $ma,
CommonDBTM $item,
array $ids
) {
$input = $ma->getInput();
switch ($ma->getAction()) {
case 'move_under':
if (isset($input['parent'])) {
$fk = $item->getForeignKeyField();
$parent = clone $item;
if (!$parent->getFromDB($input['parent'])) {
$ma->itemDone($item->getType(), $ids, MassiveAction::ACTION_KO);
$ma->addMessage($parent->getErrorMessage(ERROR_NOT_FOUND));
return;
}
foreach ($ids as $id) {
if ($item->can($id, UPDATE)) {
// Check if parent is not a child of the original one
if (
!in_array($parent->getID(), getSonsOf(
$item->getTable(),
$item->getID()
))
) {
if (
$item->update(['id' => $id,
$fk => $parent->getID()
])
) {
$ma->itemDone($item->getType(), $id, MassiveAction::ACTION_OK);
} else {
$ma->itemDone($item->getType(), $id, MassiveAction::ACTION_KO);
$ma->addMessage($item->getErrorMessage(ERROR_ON_ACTION));
}
} else {
$ma->itemDone($item->getType(), $id, MassiveAction::ACTION_KO);
$ma->addMessage($item->getErrorMessage(ERROR_COMPAT));
}
} else {
$ma->itemDone($item->getType(), $id, MassiveAction::ACTION_NORIGHT);
$ma->addMessage($item->getErrorMessage(ERROR_RIGHT));
}
}
} else {
$ma->itemDone($item->getType(), $ids, MassiveAction::ACTION_KO);
$ma->addMessage($item->getErrorMessage(ERROR_COMPAT));
}
return;
}
parent::processMassiveActionsForOneItemtype($ma, $item, $ids);
}
public function rawSearchOptions()
{
$tab = [];
$tab[] = [
'id' => 'common',
'name' => __('Characteristics')
];
$tab[] = [
'id' => '1',
'table' => $this->getTable(),
'field' => 'completename',
'name' => __('Complete name'),
'datatype' => 'itemlink',
'massiveaction' => false
];
$tab[] = [
'id' => '2',
'table' => $this->getTable(),
'field' => 'id',
'name' => __('ID'),
'massiveaction' => false,
'datatype' => 'number'
];
$tab[] = [
'id' => '14',
'table' => $this->getTable(),
'field' => 'name',
'name' => __('Name'),
'datatype' => 'itemlink',
];
$tab[] = [
'id' => '13',
'table' => $this->getTable(),
'field' => 'completename',
'name' => __('Father'),
'datatype' => 'dropdown',
'massiveaction' => false,
// Add virtual condition to relink table
'joinparams' => ['condition' => [new QueryExpression("1=1")]]
];
$tab[] = [
'id' => '16',
'table' => $this->getTable(),
'field' => 'comment',
'name' => __('Comments'),
'datatype' => 'text'
];
if ($this->isEntityAssign()) {
$tab[] = [
'id' => '80',
'table' => 'glpi_entities',
'field' => 'completename',
'name' => Entity::getTypeName(1),
'massiveaction' => false,
'datatype' => 'dropdown'
];
}
if ($this->maybeRecursive()) {
$tab[] = [
'id' => '86',
'table' => $this->getTable(),
'field' => 'is_recursive',
'name' => __('Child entities'),
'datatype' => 'bool'
];
}
if ($this->isField('date_mod')) {
$tab[] = [
'id' => '19',
'table' => $this->getTable(),
'field' => 'date_mod',
'name' => __('Last update'),
'datatype' => 'datetime',
'massiveaction' => false
];
}
if ($this->isField('date_creation')) {
$tab[] = [
'id' => '121',
'table' => $this->getTable(),
'field' => 'date_creation',
'name' => __('Creation date'),
'datatype' => 'datetime',
'massiveaction' => false
];
}
// add objectlock search options
$tab = array_merge($tab, ObjectLock::rawSearchOptionsToAdd(get_class($this)));
return $tab;
}
public function haveChildren()
{
$fk = $this->getForeignKeyField();
$id = $this->fields['id'];
return (countElementsInTable($this->getTable(), [$fk => $id]) > 0);
}
/**
* reformat text field describing a tree (such as completename)
*
* @param $value string
*
* @return string
**/
public static function cleanTreeText($value)
{
$tmp = explode('>', $value);
foreach ($tmp as $k => $v) {
$v = trim($v);
if (empty($v)) {
unset($tmp[$k]);
} else {
$tmp[$k] = $v;
}
}
return implode(' > ', $tmp);
}
public function findID(array &$input)
{
global $DB;
if (isset($input['completename'])) {
// Clean data
$input['completename'] = self::cleanTreeText($input['completename']);
}
if (isset($input['completename']) && !empty($input['completename'])) {
$criteria = [
'SELECT' => 'id',
'FROM' => $this->getTable(),
'WHERE' => [
'completename' => $input['completename']
]
];
if ($this->isEntityAssign()) {
$criteria['WHERE'] = $criteria['WHERE'] + getEntitiesRestrictCriteria(
$this->getTable(),
'',
$input['entities_id'],
$this->maybeRecursive()
);
}
// Check twin :
$iterator = $DB->request($criteria);
if (count($iterator)) {
$result = $iterator->current();
return $result['id'];
}
} else if (isset($input['name']) && !empty($input['name'])) {
$fk = $this->getForeignKeyField();
$criteria = [
'SELECT' => 'id',
'FROM' => $this->getTable(),
'WHERE' => [
'name' => $input['name'],
$fk => (isset($input[$fk]) ? $input[$fk] : 0)
]
];
if ($this->isEntityAssign()) {
$criteria['WHERE'] = $criteria['WHERE'] + getEntitiesRestrictCriteria(
$this->getTable(),
'',
$input['entities_id'],
$this->maybeRecursive()
);
}
// Check twin :
$iterator = $DB->request($criteria);
if (count($iterator)) {
$result = $iterator->current();
return $result['id'];
}
}
return -1;
}
public function import(array $input)
{
if (isset($input['name'])) {
return parent::import($input);
}
if (!isset($input['completename']) || empty($input['completename'])) {
return -1;
}
// Import a full tree from completename
$names = explode('>', $input['completename']);
$fk = $this->getForeignKeyField();
$i = count($names);
$parent = 0;
foreach ($names as $name) {
$i--;
$name = trim($name);
if (empty($name)) {
// Skip empty name (completename starting/endind with >, double >, ...)
continue;
}
$tmp = [
'name' => $name,
$fk => $parent,
];
if (isset($input['is_recursive'])) {
$tmp['is_recursive'] = $input['is_recursive'];
}
if (isset($input['entities_id'])) {
$tmp['entities_id'] = $input['entities_id'];
}
if (!$i) {
// Other fields (comment, ...) only for last node of the tree
foreach ($input as $key => $val) {
if ($key != 'completename') {
$tmp[$key] = $val;
}
}
}
$parent = parent::import($tmp);
}
return $parent;
}
public static function getIcon()
{
return "ti ti-subtask";
}
/**
* Separator is not encoded in DB, and it could not be changed as this is mandatory to be able to split tree
* correctly even if some tree elements are containing ">" char in their name (this one will be encoded).
*
* This method aims to sanitize the completename value in display context.
*
* @param string|null $completename
*
* @return string|null
*/
public static function sanitizeSeparatorInCompletename(?string $completename): ?string
{
if (empty($completename)) {
return $completename;
}
$separator = ' > ';
return implode(Sanitizer::sanitize($separator), explode($separator, $completename));
}
}