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FEATURE: added NextBlogEntry() and PreviousBlogEntry() functions to allow getting the next / previous posts by date in the template using $NextBlogEntry and $PreviousBlogEntry respectively

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This commit is contained in:
Will Rossiter 2010-05-16 01:10:24 +00:00
parent aebe342ddd
commit 3864a78ab5
1 changed files with 30 additions and 0 deletions
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30
code/BlogEntry.php
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@ -188,9 +188,39 @@ class BlogEntry extends Page {
static function allow_wysiwyg_editing() { static function allow_wysiwyg_editing() {
self::$allow_wysiwyg_editing = true; self::$allow_wysiwyg_editing = true;
} }
/**
* Get the previous blog entry from this section of blog pages.
*
* @return BlogEntry
*/
function PreviousBlogEntry() {
return DataObject::get_one(
'BlogEntry',
"\"SiteTree\".\"ParentID\" = '$this->ParentID' AND \"BlogEntry\".\"Date\" < '$this->Date'",
true,
'Date DESC'
);
}
/**
* Get the next blog entry from this section of blog pages.
*
* @return BlogEntry
*/
function NextBlogEntry() {
return DataObject::get_one(
'BlogEntry',
"\"SiteTree\".\"ParentID\" = '$this->ParentID' AND \"BlogEntry\".\"Date\" > '$this->Date'",
true,
'Date ASC'
);
}
} }
class BlogEntry_Controller extends Page_Controller { class BlogEntry_Controller extends Page_Controller {
static $allowed_actions = array( static $allowed_actions = array(
'index', 'index',
'trackbackping', 'trackbackping',