silverstripe-subsites/code/SubsitesVirtualPage.php
2016-09-23 09:34:23 +01:00

208 lines
7.0 KiB
PHP

<?php
use SilverStripe\ORM\DataObject;
use SilverStripe\ORM\ArrayList;
use SilverStripe\View\ArrayData;
use SilverStripe\Forms\DropdownField;
use SilverStripe\Control\Controller;
use SilverStripe\Forms\LabelField;
use SilverStripe\Forms\TextField;
use SilverStripe\Forms\TextareaField;
use SilverStripe\Control\Session;
use SilverStripe\Core\Config\Config;
use SilverStripe\CMS\Model\VirtualPage;
use SilverStripe\CMS\Model\VirtualPage_Controller;
class SubsitesVirtualPage extends VirtualPage {
private static $description = 'Displays the content of a page on another subsite';
private static $db = array(
'CustomMetaTitle' => 'Varchar(255)',
'CustomMetaKeywords' => 'Varchar(255)',
'CustomMetaDescription' => 'Text',
'CustomExtraMeta' => 'HTMLText'
);
public function getCMSFields() {
$fields = parent::getCMSFields();
$subsites = DataObject::get('Subsite');
if(!$subsites) {
$subsites = new ArrayList();
}else {
$subsites=ArrayList::create($subsites->toArray());
}
$subsites->push(new ArrayData(array('Title' => 'Main site', 'ID' => 0)));
$fields->addFieldToTab(
'Root.Main',
DropdownField::create(
"CopyContentFromID_SubsiteID",
_t('SubsitesVirtualPage.SubsiteField',"Subsite"),
$subsites->map('ID', 'Title')
)->addExtraClass('subsitestreedropdownfield-chooser no-change-track'),
'CopyContentFromID'
);
// Setup the linking to the original page.
$pageSelectionField = new SubsitesTreeDropdownField(
"CopyContentFromID",
_t('VirtualPage.CHOOSE', "Choose a page to link to"),
"SilverStripe\\CMS\\Model\\SiteTree",
"ID",
"MenuTitle"
);
if(Controller::has_curr() && Controller::curr()->getRequest()) {
$subsiteID = Controller::curr()->getRequest()->requestVar('CopyContentFromID_SubsiteID');
$pageSelectionField->setSubsiteID($subsiteID);
}
$fields->replaceField('CopyContentFromID', $pageSelectionField);
// Create links back to the original object in the CMS
if($this->CopyContentFromID) {
$editLink = "admin/pages/edit/show/$this->CopyContentFromID/?SubsiteID=" . $this->CopyContentFrom()->SubsiteID;
$linkToContent = "
<a class=\"cmsEditlink\" href=\"$editLink\">" .
_t('VirtualPage.EDITCONTENT', 'Click here to edit the content') .
"</a>";
$fields->removeByName("VirtualPageContentLinkLabel");
$fields->addFieldToTab(
"Root.Main",
$linkToContentLabelField = new LabelField('VirtualPageContentLinkLabel', $linkToContent),
'Title'
);
$linkToContentLabelField->setAllowHTML(true);
}
$fields->addFieldToTab(
'Root.Main',
TextField::create(
'CustomMetaTitle',
$this->fieldLabel('CustomMetaTitle')
)->setDescription(_t('SubsitesVirtualPage.OverrideNote', 'Overrides inherited value from the source')),
'MetaTitle'
);
$fields->addFieldToTab(
'Root.Main',
TextareaField::create(
'CustomMetaKeywords',
$this->fieldLabel('CustomMetaTitle')
)->setDescription(_t('SubsitesVirtualPage.OverrideNote')),
'MetaKeywords'
);
$fields->addFieldToTab(
'Root.Main',
TextareaField::create(
'CustomMetaDescription',
$this->fieldLabel('CustomMetaTitle')
)->setDescription(_t('SubsitesVirtualPage.OverrideNote')),
'MetaDescription'
);
$fields->addFieldToTab(
'Root.Main',
TextField::create(
'CustomExtraMeta',
$this->fieldLabel('CustomMetaTitle')
)->setDescription(_t('SubsitesVirtualPage.OverrideNote')),
'ExtraMeta'
);
return $fields;
}
public function fieldLabels($includerelations = true) {
$labels = parent::fieldLabels($includerelations);
$labels['CustomMetaTitle'] = _t('Subsite.CustomMetaTitle','Title');
$labels['CustomMetaKeywords'] = _t('Subsite.CustomMetaKeywords','Keywords');
$labels['CustomMetaDescription'] = _t('Subsite.CustomMetaDescription','Description');
$labels['CustomExtraMeta'] = _t('Subsite.CustomExtraMeta','Custom Meta Tags');
return $labels;
}
public function getCopyContentFromID_SubsiteID() {
return ($this->CopyContentFromID) ? (int)$this->CopyContentFrom()->SubsiteID : (int)Session::get('SubsiteID');
}
public function getVirtualFields() {
$fields = parent::getVirtualFields();
foreach($fields as $k => $v) {
if($v == 'SubsiteID') unset($fields[$k]);
}
foreach(self::$db as $field => $type) if (in_array($field, $fields)) unset($fields[array_search($field, $fields)]);
return $fields;
}
public function syncLinkTracking() {
$oldState = Subsite::$disable_subsite_filter;
Subsite::$disable_subsite_filter = true;
if ($this->CopyContentFromID) $this->HasBrokenLink = DataObject::get_by_id('SilverStripe\\CMS\\Model\\SiteTree', $this->CopyContentFromID) ? false : true;
Subsite::$disable_subsite_filter = $oldState;
}
public function onBeforeWrite() {
parent::onBeforeWrite();
if($this->CustomMetaTitle) $this->MetaTitle = $this->CustomMetaTitle;
else {
$this->MetaTitle = $this->ContentSource()->MetaTitle ? $this->ContentSource()->MetaTitle : $this->MetaTitle;
}
if($this->CustomMetaKeywords) $this->MetaKeywords = $this->CustomMetaKeywords;
else {
$this->MetaKeywords = $this->ContentSource()->MetaKeywords ? $this->ContentSource()->MetaKeywords : $this->MetaKeywords;
}
if($this->CustomMetaDescription) $this->MetaDescription = $this->CustomMetaDescription;
else {
$this->MetaDescription = $this->ContentSource()->MetaDescription ? $this->ContentSource()->MetaDescription : $this->MetaDescription;
}
if($this->CustomExtraMeta) $this->ExtraMeta = $this->CustomExtraMeta;
else {
$this->ExtraMeta = $this->ContentSource()->ExtraMeta ? $this->ContentSource()->ExtraMeta : $this->ExtraMeta;
}
}
public function validURLSegment() {
$isValid = parent::validURLSegment();
// Veto the validation rules if its false. In this case, some logic
// needs to be duplicated from parent to find out the exact reason the validation failed.
if(!$isValid) {
$IDFilter = ($this->ID) ? "AND \"SiteTree\".\"ID\" <> $this->ID" : null;
$parentFilter = null;
if(Config::inst()->get('SilverStripe\\CMS\\Model\\SiteTree', 'nested_urls')) {
if($this->ParentID) {
$parentFilter = " AND \"SiteTree\".\"ParentID\" = $this->ParentID";
} else {
$parentFilter = ' AND "SiteTree"."ParentID" = 0';
}
}
$origDisableSubsiteFilter = Subsite::$disable_subsite_filter;
Subsite::$disable_subsite_filter = true;
$existingPage = DataObject::get_one(
'SilverStripe\\CMS\\Model\\SiteTree',
"\"URLSegment\" = '$this->URLSegment' $IDFilter $parentFilter",
false // disable cache, it doesn't include subsite status in the key
);
Subsite::$disable_subsite_filter = $origDisableSubsiteFilter;
$existingPageInSubsite = DataObject::get_one(
'SilverStripe\\CMS\\Model\\SiteTree',
"\"URLSegment\" = '$this->URLSegment' $IDFilter $parentFilter",
false // disable cache, it doesn't include subsite status in the key
);
// If URL has been vetoed because of an existing page,
// be more specific and allow same URLSegments in different subsites
$isValid = !($existingPage && $existingPageInSubsite);
}
return $isValid;
}
}