Php SilverStripe ListboxField multiselect按用户选择排序
我的Php SilverStripe ListboxField multiselect按用户选择排序,php,silverstripe,Php,Silverstripe,我的论文和主题之间有many关系。我创建了一个ListboxFieldw/c接受多个值 保存到数据库不是问题,但是当我再次查看信息时,主题会根据主题的ID对用户选择进行排序 例如,用户选择订单[1,5,4,2]。一旦保存并再次查看,它将显示如下[1,2,4,5] 这是我的密码: Theses.php class Theses extends DataObject { private static $db = array( 'CallNo' => 'Varchar'
论文
和主题
之间有many
关系。我创建了一个ListboxField
w/c接受多个值
保存到数据库不是问题,但是当我再次查看信息时,主题会根据主题的ID
对用户选择进行排序
例如,用户选择订单[1,5,4,2]
。一旦保存并再次查看,它将显示如下[1,2,4,5]
这是我的密码:
Theses.php
class Theses extends DataObject {
private static $db = array(
'CallNo' => 'Varchar',
'AuthorID' => 'Int',
'TitleTH' => 'Text',
'Year' => 'Int(4)',
'PhysicalDesc' => 'Text',
'Notes' => 'Text',
'Summary' => 'Text',
'DegreeCourse' => 'Varchar'
);
private static $has_one = array(
'Author' => 'Author'
);
private static $field_labels = array(
'CallNo' => 'Call Number',
'TitleTH' => 'Title Headings',
'Author.AuthorName' => 'Author',
'DegreeCourse' => 'Degree Course',
'Year' => 'Year Published',
'SubjectsString' => 'Subject'
);
private static $summary_fields = array(
'CallNo' => 'CallNo',
'TitleTH' => 'TitleTH',
'Author.AuthorName',
'DegreeCourse',
'Year' => 'Year',
'SubjectsString'
);
private static $many_many = array(
'Subjects' => 'Subject'
);
public function SubjectsString() {
$returnString = '';
foreach ($this->Subjects()->sort('Theses_Subjects.Created') as $Subjects) {
$returnString .= $Subjects->SubjectTitle . '--';
}
return $returnString;
}
public function getCMSfields() {
$fields = FieldList::create(TabSet::create('Root'));
$fields->addFieldsToTab('Root.Main', array(
TextField::create('CallNo'),
DropdownField::create('AuthorID', 'AuthorName')
->setSource(Author::get()->sort('AuthorName')->map('ID', 'AuthorName')),
TextField::create('TitleTH'),
NumericField::create('Year', 'Year')
->setMaxLength(4),
TextField::create('PhysicalDesc'),
TextField::create('Notes'),
TextAreaField::create('Summary'),
DropdownField::create('DegreeCourse', 'DegreeCourse', array('BLIS' => 'BLIS', 'BLS' => 'BLS', 'MLIS' => 'MLIS', 'MLS' => 'MLS')),
ListboxField::create('Subjects', 'Subjects', Subject::get()->map('ID', 'SubjectTitle')->toArray(), 1, 4, true),
));
return $fields;
}
}
class Subject extends DataObject {
private static $db = array(
'SubjectTitle' => 'Varchar'
);
private static $belongs_many_many = array(
'Theses' => 'Theses'
);
public function canView($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canEdit($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canDelete($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canCreate($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
private static $summary_fields = array(
'SubjectTitle'
);
}
Subject.php
class Theses extends DataObject {
private static $db = array(
'CallNo' => 'Varchar',
'AuthorID' => 'Int',
'TitleTH' => 'Text',
'Year' => 'Int(4)',
'PhysicalDesc' => 'Text',
'Notes' => 'Text',
'Summary' => 'Text',
'DegreeCourse' => 'Varchar'
);
private static $has_one = array(
'Author' => 'Author'
);
private static $field_labels = array(
'CallNo' => 'Call Number',
'TitleTH' => 'Title Headings',
'Author.AuthorName' => 'Author',
'DegreeCourse' => 'Degree Course',
'Year' => 'Year Published',
'SubjectsString' => 'Subject'
);
private static $summary_fields = array(
'CallNo' => 'CallNo',
'TitleTH' => 'TitleTH',
'Author.AuthorName',
'DegreeCourse',
'Year' => 'Year',
'SubjectsString'
);
private static $many_many = array(
'Subjects' => 'Subject'
);
public function SubjectsString() {
$returnString = '';
foreach ($this->Subjects()->sort('Theses_Subjects.Created') as $Subjects) {
$returnString .= $Subjects->SubjectTitle . '--';
}
return $returnString;
}
public function getCMSfields() {
$fields = FieldList::create(TabSet::create('Root'));
$fields->addFieldsToTab('Root.Main', array(
TextField::create('CallNo'),
DropdownField::create('AuthorID', 'AuthorName')
->setSource(Author::get()->sort('AuthorName')->map('ID', 'AuthorName')),
TextField::create('TitleTH'),
NumericField::create('Year', 'Year')
->setMaxLength(4),
TextField::create('PhysicalDesc'),
TextField::create('Notes'),
TextAreaField::create('Summary'),
DropdownField::create('DegreeCourse', 'DegreeCourse', array('BLIS' => 'BLIS', 'BLS' => 'BLS', 'MLIS' => 'MLIS', 'MLS' => 'MLS')),
ListboxField::create('Subjects', 'Subjects', Subject::get()->map('ID', 'SubjectTitle')->toArray(), 1, 4, true),
));
return $fields;
}
}
class Subject extends DataObject {
private static $db = array(
'SubjectTitle' => 'Varchar'
);
private static $belongs_many_many = array(
'Theses' => 'Theses'
);
public function canView($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canEdit($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canDelete($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
public function canCreate($member = null) {
return Permission::check('CMS_ACCESS_MyAdmin', 'any', $member);
}
private static $summary_fields = array(
'SubjectTitle'
);
}
我寻找了一种使列表框工作的方法,但是在那里找不到适合您的东西,所以我以一种提供类似体验但不是列表框的方式来回答这个问题 使用该选项,可以将排序添加到GridField中,删除“添加新”按钮并保留“通过自动完成添加”具有相同的功能。它占用了更多的空间,但确实显示了主题的摘要,并允许打开记录,以及根据需要重新排序 我只包含了部分代码,因为缺少了一些对象(作者)。另外请注意,对于ModelAdmin中使用的DataObject(这是我在这里的假设),您不需要创建每个字段,因为它们是由$fields=parent::getCMSFields()为您构建的 希望这有帮助
class Theses extends DataObject {
...
private static $many_many = array(
'Subjects' => 'Subject'
);
public static $many_many_extraFields = array(
'Subjects' => array(
'SortOrder' => 'Int',
),
);
...
public function getCMSfields() {
$fields = parent::getCMSFields();
$gridSubjects = $fields->dataFieldByName('Subjects');
$gridSubjects->getConfig()
->addComponent(GridFieldOrderableRows::create('SortOrder'))
->removeComponentsByType('GridFieldAddNewButton');
$fields = FieldList::create(TabSet::create('Root'));
$fields->addFieldsToTab('Root.Main', array(
...
TextField::create('Notes'),
TextAreaField::create('Summary'),
DropdownField::create('DegreeCourse', 'DegreeCourse', array('BLIS' => 'BLIS', 'BLS' => 'BLS', 'MLIS' => 'MLIS', 'MLS' => 'MLS')),
$gridSubjects
));
return $fields;
}
}
我寻找了一种使列表框工作的方法,但是在那里找不到适合您的东西,所以我以一种提供类似体验但不是列表框的方式来回答这个问题 使用该选项,可以将排序添加到GridField中,删除“添加新”按钮并保留“通过自动完成添加”具有相同的功能。它占用了更多的空间,但确实显示了主题的摘要,并允许打开记录,以及根据需要重新排序 我只包含了部分代码,因为缺少了一些对象(作者)。另外请注意,对于ModelAdmin中使用的DataObject(这是我在这里的假设),您不需要创建每个字段,因为它们是由$fields=parent::getCMSFields()为您构建的 希望这有帮助
class Theses extends DataObject {
...
private static $many_many = array(
'Subjects' => 'Subject'
);
public static $many_many_extraFields = array(
'Subjects' => array(
'SortOrder' => 'Int',
),
);
...
public function getCMSfields() {
$fields = parent::getCMSFields();
$gridSubjects = $fields->dataFieldByName('Subjects');
$gridSubjects->getConfig()
->addComponent(GridFieldOrderableRows::create('SortOrder'))
->removeComponentsByType('GridFieldAddNewButton');
$fields = FieldList::create(TabSet::create('Root'));
$fields->addFieldsToTab('Root.Main', array(
...
TextField::create('Notes'),
TextAreaField::create('Summary'),
DropdownField::create('DegreeCourse', 'DegreeCourse', array('BLIS' => 'BLIS', 'BLS' => 'BLS', 'MLIS' => 'MLIS', 'MLS' => 'MLS')),
$gridSubjects
));
return $fields;
}
}