mirror of
https://github.com/silverstripe/silverstripe-subsites
synced 2024-10-22 11:05:55 +02:00
95 lines
2.9 KiB
PHP
95 lines
2.9 KiB
PHP
<?php
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/**
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* This DataObject only exists to provide a link between related pages.
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* Unfortunately, there is no way to provide a decent GUI otherwise.
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*/
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class RelatedPageLink extends DataObject {
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static $db = array(
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);
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static $has_one = array(
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'RelatedPage' => 'SiteTree',
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// Note: The *last* matching has_one relation to SiteTree is used as the link field for the
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// has_many (RelatedPages) on SiteTree. This isn't obvious and the framework could be
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// extended in a future version to allow for explicit selection of a has_one relation to
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// bind a has_many to.
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'MasterPage' => 'SiteTree',
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);
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function getCMSFields() {
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$subsites = Subsite::accessible_sites("CMS_ACCESS_CMSMain", true);
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if(!$subsites) $subsites = new DataObjectSet();
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if($subsites->Count()) {
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$subsiteSelectionField = new DropdownField(
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"CopyContentFromID_SubsiteID",
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"Subsite",
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$subsites->toDropdownMap('ID', 'Title'),
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($this->CopyContentFromID) ? $this->CopyContentFrom()->SubsiteID : Session::get('SubsiteID')
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);
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}
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// Setup the linking to the original page.
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$pageSelectionField = new SubsitesTreeDropdownField(
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"RelatedPageID",
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_t('VirtualPage.CHOOSE', "Choose a page to link to"),
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"SiteTree",
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"ID",
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"MenuTitle"
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);
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if (isset($_GET['RelatedPageID_SubsiteID'])) {
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$pageSelectionField->setSubsiteID($_GET['RelatedPageID_SubsiteID']);
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}
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$pageSelectionField->setFilterFunction(create_function('$item', 'return $item->ClassName != "VirtualPage";'));
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if($subsites->Count()) {
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$fields = new FieldSet(
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$subsiteSelectionField,
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$pageSelectionField
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);
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} else {
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$fields = new FieldSet(
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$pageSelectionField
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);
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}
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return $fields;
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}
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function RelatedPageAdminLink($master = false) {
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$page = $master ? Dataobject::get_by_id("SiteTree", $this->MasterPageID)
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: Dataobject::get_by_id("SiteTree", $this->RelatedPageID);
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$otherPage = $master ? Dataobject::get_by_id("SiteTree", $this->RelatedPageID)
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: Dataobject::get_by_id("SiteTree", $this->MasterPageID);
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if(!$page) return;
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// Use cmsEditlink only when moving between different pages in the same subsite.
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$classClause = ($page->SubsiteID == $otherPage->SubsiteID) ? ' class="cmsEditlink"' : '';
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return '<a href="admin/show/' . $page->ID . "\"$classClause>" . Convert::raw2xml($page->Title) . '</a>';
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}
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function AbsoluteLink($master = false) {
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$page = $master ? Dataobject::get_by_id("SiteTree", $this->MasterPageID)
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: Dataobject::get_by_id("SiteTree", $this->RelatedPageID);
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if(!$page) return;
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$url = $page->AbsoluteLink();
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return '<a href="' . Convert::raw2att($url) .'" class="externallink">' . Convert::raw2xml($url) . '</a>';
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}
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function canView($member = null) {
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return $this->MasterPage()->canView($member);
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}
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function canEdit($member = null) {
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return $this->MasterPage()->canView($member);
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}
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function canDelete($member = null) {
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return $this->MasterPage()->canDelete($member);
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}
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}
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?>
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