silverstripe-subsites/code/SiteTreeSubsites.php

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<?php
/**
* Extension for the SiteTree object to add subsites support
*/
class SiteTreeSubsites extends SiteTreeDecorator {
static $template_variables = array(
'((Company Name))' => 'Title'
);
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static $template_fields = array(
"URLSegment",
"Title",
"MenuTitle",
"Content",
"MetaTitle",
"MetaDescription",
"MetaKeywords",
);
/**
* Set the fields that will be copied from the template.
* Note that ParentID and Sort are implied.
*/
static function set_template_fields($fieldList) {
self::$template_fields = $fieldList;
}
function extraStatics() {
if(!method_exists('DataObjectDecorator', 'load_extra_statics')) {
if($this->owner->class != 'SiteTree') return null;
}
return array(
'has_one' => array(
'Subsite' => 'Subsite', // The subsite that this page belongs to
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'MasterPage' => 'SiteTree',// Optional; the page that is the content master
),
'has_many' => array(
'RelatedPages' => 'RelatedPageLink'
),
'many_many' => array(
'CrossSubsiteLinkTracking' => 'SiteTree' // Stored separately, as the logic for URL rewriting is different
),
'belongs_many_many' => array(
'BackCrossSubsiteLinkTracking' => 'SiteTree'
)
);
}
/**
* Update any requests to limit the results to the current site
*/
function augmentSQL(SQLQuery &$query) {
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if(Subsite::$disable_subsite_filter) return;
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// Don't run on delete queries, since they are always tied to
// a specific ID.
if ($query->delete) return;
// If you're querying by ID, ignore the sub-site - this is a bit ugly...
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// if(!$query->where || (strpos($query->where[0], ".\"ID\" = ") === false && strpos($query->where[0], ".`ID` = ") === false && strpos($query->where[0], ".ID = ") === false && strpos($query->where[0], "ID = ") !== 0)) {
if (!$query->where || (!preg_match('/\.(\'|"|`|)ID(\'|"|`|)( ?)=/', $query->where[0]))) {
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if (Subsite::$force_subsite) $subsiteID = Subsite::$force_subsite;
else {
if($context = DataObject::context_obj()) $subsiteID = (int)$context->SubsiteID;
else $subsiteID = (int)Subsite::currentSubsiteID();
}
// The foreach is an ugly way of getting the first key :-)
foreach($query->from as $tableName => $info) {
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// The tableName should be SiteTree or SiteTree_Live...
if(strpos($tableName,'SiteTree') === false) break;
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$query->where[] = "\"$tableName\".\"SubsiteID\" IN ($subsiteID)";
break;
}
}
}
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/**
* Call this method before writing; the next write carried out by the system won't
* set the CustomContent value
*/
function nextWriteDoesntCustomise() {
$this->nextWriteDoesntCustomise = true;
}
protected $nextWriteDoesntCustomise = false;
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function onBeforeWrite() {
if(!$this->owner->ID && !$this->owner->SubsiteID) $this->owner->SubsiteID = Subsite::currentSubsiteID();
// If the content has been changed, then the page should be marked as 'custom content'
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if(!$this->nextWriteDoesntCustomise && $this->owner->ID && $this->owner->MasterPageID && !$this->owner->CustomContent) {
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$changed = $this->owner->getChangedFields();
foreach(self::$template_fields as $field) {
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if(isset($changed[$field]) && $changed[$field]) {
$this->owner->CustomContent = true;
FormResponse::add("if($('Form_EditForm_CustomContent')) $('Form_EditForm_CustomContent').checked = true;");
break;
}
}
}
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$this->nextWriteDoesntCustomise = false;
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parent::onBeforeWrite();
}
function onAfterWrite(&$original) {
// Update any subsite virtual pages that might need updating
$oldState = Subsite::$disable_subsite_filter;
Subsite::$disable_subsite_filter = true;
$linkedPages = DataObject::get("SubsitesVirtualPage", "\"CopyContentFromID\" = {$this->owner->ID}");
if($linkedPages) foreach($linkedPages as $page) {
$page->copyFrom($page->CopyContentFrom());
$page->write();
}
Subsite::$disable_subsite_filter = $oldState;
}
function onAfterPublish(&$original) {
// Publish any subsite virtual pages that might need publishing
$oldState = Subsite::$disable_subsite_filter;
Subsite::$disable_subsite_filter = true;
$linkedPages = DataObject::get("SubsitesVirtualPage", "\"CopyContentFromID\" = {$this->owner->ID}");
if($linkedPages) foreach($linkedPages as $page) {
$page->copyFrom($page->CopyContentFrom());
if($page->ExistsOnLive) $page->doPublish();
}
Subsite::$disable_subsite_filter = $oldState;
}
function updateCMSFields(&$fields) {
if($this->owner->MasterPageID) {
$fields->insertFirst(new HeaderField('This page\'s content is copied from a master page: ' . $this->owner->MasterPage()->Title, 2));
}
// replace readonly link prefix
$subsite = $this->owner->Subsite();
if($subsite && $subsite->ID) {
$baseUrl = 'http://' . $subsite->domain() . '/';
$fields->removeByName('BaseUrlLabel');
$fields->addFieldToTab(
'Root.Content.Metadata',
new LabelField('BaseUrlLabel',$baseUrl),
'URLSegment'
);
}
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$relatedCount = 0;
$reverse = $this->ReverseRelated();
if($reverse) $relatedCount += $reverse->Count();
$normalRelated = $this->NormalRelated();
if($normalRelated) $relatedCount += $normalRelated->Count();
$tabName = $relatedCount ? 'Related (' . $relatedCount . ')' : 'Related';
$tab = $fields->findOrMakeTab('Root.Related', $tabName);
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// Related pages
$tab->push(new LiteralField('RelatedNote', '<p>You can list pages here that are related to this page.<br />When this page is updated, you will get a reminder to check whether these related pages need to be updated as well.</p>'));
$tab->push(
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$related = new ComplexTableField(
$this,
'RelatedPages',
'RelatedPageLink',
array(
'RelatedPageAdminLink' => 'Page',
'AbsoluteLink' => 'URL',
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)
)
);
// The 'show' link doesn't provide any useful info
$related->setPermissions(array('add', 'edit', 'delete'));
if($reverse) {
$text = '<p>In addition, this page is marked as related by the following pages: </p><p>';
foreach($reverse as $rpage) {
$text .= $rpage->RelatedPageAdminLink(true) . " - " . $rpage->AbsoluteLink(true) . "<br />\n";
}
$text .= '</p>';
$tab->push(new LiteralField('ReverseRelated', $text));
}
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$virtualPagesTable = new SubsiteAgnosticTableListField(
'VirtualPageTracking',
'SiteTree',
array(
'Title' => 'Title',
'AbsoluteLink' => 'URL',
'Subsite.Title' => 'Subsite'
),
'"CopyContentFromID" = ' . $this->owner->ID,
''
);
$virtualPagesTable->setFieldFormatting(array(
'Title' => '<a href=\"admin/show/$ID\">$Title</a>'
));
$virtualPagesTable->setPermissions(array(
'show',
'export'
));
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if ($tab = $fields->fieldByName('Root.VirtualPages')) {
$tab->removeByName('VirtualPageTracking');
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$tab->push($virtualPagesTable);
} else {
if ($virtualPagesTable->TotalCount()) {
$virtualPagesNote = new LiteralField('BackLinksNote', '<p>' . _t('SiteTree.VIRTUALPAGESLINKING', 'The following virtual pages pull from this page:') . '</p>');
$fields->fieldByName('Root')->push($tabVirtualPages = new Tab('VirtualPages',
$virtualPagesNote,
$virtualPagesTable
));
}
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}
}
/**
* Returns the RelatedPageLink objects that are reverse-associated with this page.
*/
function ReverseRelated() {
return DataObject::get('RelatedPageLink', "\"RelatedPageLink\".\"RelatedPageID\" = {$this->owner->ID}
AND R2.\"ID\" IS NULL", '',
"INNER JOIN \"SiteTree\" ON \"SiteTree\".\"ID\" = \"RelatedPageLink\".\"MasterPageID\"
LEFT JOIN \"RelatedPageLink\" AS R2 ON R2.MasterPageID = {$this->owner->ID}
AND R2.RelatedPageID = RelatedPageLink.MasterPageID
"
);
}
function NormalRelated() {
$return = new DataObjectSet();
$links = DataObject::get('RelatedPageLink', 'MasterPageID = ' . $this->owner->ID);
if($links) foreach($links as $link) {
if($link->RelatedPage()->exists()) {
$return->push($link->RelatedPage());
}
}
return $return->Count() > 0 ? $return : false;
}
function alternateSiteConfig() {
$sc = DataObject::get_one('SiteConfig', 'SubsiteID = ' . $this->owner->SubsiteID);
if(!$sc) {
$sc = new SiteConfig();
$sc->SubsiteID = $this->owner->SubsiteID;
$sc->Title = 'Your Site Name';
$sc->Tagline = 'your tagline here';
$sc->write();
}
return $sc;
}
/**
* Only allow editing of a page if the member satisfies one of the following conditions:
* - Is in a group which has access to the subsite this page belongs to
* - Is in a group with edit permissions on the "main site"
*
* @return boolean
*/
function canEdit($member = null) {
if(!$member) $member = Member::currentUser();
// Find the sites that this user has access to
$goodSites = Subsite::accessible_sites('CMS_ACCESS_CMSMain',true,'all',$member)->column('ID');
// Return true if they have access to this object's site
return in_array(0, $goodSites) || in_array($this->owner->SubsiteID, $goodSites);
}
/**
* @return boolean
*/
function canDelete($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* @return boolean
*/
function canAddChildren($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* @return boolean
*/
function canPublish($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* Create a duplicate of this page and save it to another subsite
* @param $subsiteID int|Subsite The Subsite to copy to, or its ID
* @param $isTemplate boolean If this is true, then the current page will be treated as the template, and MasterPageID will be set
*/
public function duplicateToSubsite($subsiteID = null, $isTemplate = true) {
if(is_object($subsiteID)) {
$subsite = $subsiteID;
$subsiteID = $subsite->ID;
} else {
$subsite = DataObject::get_by_id('Subsite', $subsiteID);
}
$page = $this->owner->duplicate(false);
$page->CheckedPublicationDifferences = $page->AddedToStage = true;
$subsiteID = ($subsiteID ? $subsiteID : Subsite::currentSubsiteID());
$page->SubsiteID = $subsiteID;
if($isTemplate) $page->MasterPageID = $this->owner->ID;
$page->write();
return $page;
}
/**
* Called by ContentController::init();
*/
static function contentcontrollerInit($controller) {
// Need to set the SubsiteID to null incase we've been in the CMS
Session::set('SubsiteID', null);
$subsite = Subsite::currentSubsite();
if($subsite && $subsite->Theme) SSViewer::set_theme(Subsite::currentSubsite()->Theme);
}
/**
* Called by ModelAsController::init();
*/
static function modelascontrollerInit($controller) {
// Need to set the SubsiteID to null incase we've been in the CMS
Session::set('SubsiteID', null);
}
function alternateAbsoluteLink() {
// Generate the existing absolute URL and replace the domain with the subsite domain.
// This helps deal with Link() returning an absolute URL.
$url = Director::absoluteURL($this->owner->Link());
if($this->owner->SubsiteID) {
$url = preg_replace('/\/\/[^\/]+\//', '//' . $this->owner->Subsite()->domain() . '/', $url);
}
return $url;
}
function augmentSyncLinkTracking() {
// Set LinkTracking appropriately
$links = HTTP::getLinksIn($this->owner->Content);
$linkedPages = array();
if($links) foreach($links as $link) {
if(substr($link, 0, strlen('http://')) == 'http://') {
$withoutHttp = substr($link, strlen('http://'));
if(strpos($withoutHttp, '/') && strpos($withoutHttp, '/') < strlen($withoutHttp)) {
$domain = substr($withoutHttp, 0, strpos($withoutHttp, '/'));
$rest = substr($withoutHttp, strpos($withoutHttp, '/') + 1);
$subsiteID = Subsite::getSubsiteIDForDomain($domain);
if($subsiteID == 0) continue; // We have no idea what the domain for the main site is, so cant track links to it
Subsite::disable_subsite_filter(true);
$candidatePage = DataObject::get_one("SiteTree", "\"URLSegment\" = '" . urldecode( $rest). "' AND \"SubsiteID\" = " . $subsiteID, false);
Subsite::disable_subsite_filter(false);
if($candidatePage) {
$linkedPages[] = $candidatePage->ID;
} else {
$this->owner->HasBrokenLink = true;
}
}
}
}
$this->owner->CrossSubsiteLinkTracking()->setByIDList($linkedPages);
}
/**
* Return a piece of text to keep DataObject cache keys appropriately specific
*/
function cacheKeyComponent() {
return 'subsite-'.Subsite::currentSubsiteID();
}
}
?>