silverstripe-framework/security/PermissionCheckboxSetField.php
Mateusz Uzdowski 7cdf62fd1c MINOR: added comment
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.4@94856 467b73ca-7a2a-4603-9d3b-597d59a354a9
2011-02-02 14:17:59 +13:00

149 lines
4.4 KiB
PHP

<?php
class PermissionCheckboxSetField extends CheckboxSetField {
/**
* @var Array Filter certain permission codes from the output.
* Useful to simplify the interface
*/
protected $hiddenPermissions = array();
function __construct($name, $title, $managedClass, $filterField, $record = null) {
$this->filterField = $filterField;
$this->managedClass = $managedClass;
$this->record = $record;
parent::__construct($name, $title, Permission::get_codes(true));
}
/**
* @param Array $codes
*/
function setHiddenPermissions($codes) {
$this->hiddenPermissions = $codes;
}
/**
* @return Array
*/
function getHiddenPermissions() {
return $this->hiddenPermissions;
}
function Field() {
Requirements::css(SAPPHIRE_DIR . '/css/CheckboxSetField.css');
$source = $this->source;
$values = array();
// Get values from the join, if available
if(is_object($this->form)) {
$record = $this->form->getRecord();
if ($record && $record->hasMethod($this->name)) {
$funcName = $this->name;
$join = $record->$funcName();
if($join) {
foreach($join as $joinItem) {
$values[] = $joinItem->Code;
}
}
}
}
$odd = 0;
$options = '';
$inheritedItems = array();
if ($this->record) {
if ($this->record->Roles()->Count()) {
foreach($this->record->Roles() as $role) {
foreach($role->Codes() as $code) {
if (!isset($inheritedItems[$code->Code])) $inheritedItems[$code->Code] = array();
$inheritedItems[$code->Code][] = 'from role '.$role->Title;
}
}
}
$parentGroups = $this->record->getAllParents();
if ($parentGroups) {
foreach ($parentGroups as $parent) {
if ($parent->Roles()->Count()) {
foreach($parent->Roles() as $role) {
if ($role->Codes()) {
foreach($role->Codes() as $code) {
if (!isset($inheritedItems[$code->Code])) $inheritedItems[$code->Code] = array();
$inheritedItems[$code->Code][] = 'role '.$role->Title.' on group '.$parent->Title;
}
}
}
}
if ($parent->Permissions()->Count()) {
foreach($parent->Permissions() as $permission) {
if (!isset($inheritedItems[$permission->Code])) $inheritedItems[$permission->Code] = array();
$inheritedItems[$permission->Code][] = 'group '.$parent->Title;
}
}
}
}
}
if($source) {
foreach($source as $categoryName => $permissions) {
$options .= "<li><h5>$categoryName</h5></li>";
foreach($permissions as $code => $permission) {
if(in_array($code, $this->hiddenPermissions)) continue;
$key = $code;
$value = $permission['name'];
$odd = ($odd + 1) % 2;
$extraClass = $odd ? 'odd' : 'even';
$extraClass .= ' val' . str_replace(' ', '', $key);
$itemID = $this->id() . '_' . ereg_replace('[^a-zA-Z0-9]+', '', $key);
$checked = $disabled = $inheritMessage = '';
$checked = in_array($key, $values) ? ' checked="checked"' : '';
$title = $permission['help'] ? 'title="'.htmlentities($permission['help']).'" ' : '';
if (isset($inheritedItems[$code])) {
$disabled = ' disabled="true"';
$inheritMessage = ' inherited from '.join(', ', $inheritedItems[$code]).'';
$options .= "<li class=\"$extraClass\"><label {$title}for=\"$itemID\">$value is $inheritMessage</label></li>\n";
} else {
$options .= "<li class=\"$extraClass\"><input id=\"$itemID\"$disabled name=\"$this->name[$key]\" type=\"checkbox\" value=\"$key\"$checked class=\"checkbox\" /> <label {$title}for=\"$itemID\">$value$inheritMessage</label></li>\n";
}
}
}
}
return "<ul id=\"{$this->id()}\" class=\"optionset checkboxsetfield{$this->extraClass()}\">\n$options</ul>\n";
}
/**
* Update the permission set associated with $record DataObject
*
* @param DataObject $record
*/
function saveInto(DataObject $record) {
$fieldname = $this->name;
$managedClass = $this->managedClass;
// remove all permissions and re-add them afterwards
$permissions = $record->$fieldname();
foreach ( $permissions as $permission ) {
$permission->delete();
}
if($fieldname && $record && ($record->has_many($fieldname) || $record->many_many($fieldname))) {
$idList = array();
if($this->value) foreach($this->value as $id => $bool) {
if($bool) {
$perm = new $managedClass();
$perm->{$this->filterField} = $record->ID;
$perm->Code = $id;
$perm->write();
}
}
}
}
}