silverstripe-cms/code/sitefeatures/PageComment.php

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<?php
/**
* Represents a single comment on a page
*
* @package cms
* @subpackage comments
*/
class PageComment extends DataObject {
static $db = array(
"Name" => "Varchar(200)",
"Comment" => "Text",
"IsSpam" => "Boolean",
"NeedsModeration" => "Boolean",
"CommenterURL" => "Varchar(255)",
"SessionID" => "Varchar(255)"
);
static $has_one = array(
"Parent" => "SiteTree",
"Author" => "Member" // Only set when the user is logged in when posting
);
static $has_many = array();
static $many_many = array();
static $defaults = array();
static $casting = array(
"RSSTitle" => "Varchar",
);
// Number of comments to show before paginating
static $comments_per_page = 10;
static $moderate = false;
static $bbcode = false;
/**
* Return a link to this comment
* @return string link to this comment.
*/
function Link() {
return $this->Parent()->Link() . '#PageComment_'. $this->ID;
}
function getRSSName() {
if($this->Name) {
return $this->Name;
} elseif($this->Author()) {
return $this->Author()->getName();
}
}
function ParsedBBCode(){
$parser = new BBCodeParser($this->Comment);
return $parser->parse();
}
function DeleteLink() {
return (Permission::check('CMS_ACCESS_CMSMain')) ? "PageComment_Controller/deletecomment/$this->ID" : false;
}
function CommentTextWithLinks() {
$pattern = '|([a-zA-Z]+://)([a-zA-Z0-9?&%.;:/=+_-]*)|is';
$replace = '<a rel="nofollow" href="$1$2">$1$2</a>';
return preg_replace($pattern, $replace, $this->Comment);
}
function SpamLink() {
return (Permission::check('CMS_ACCESS_CMSMain') && !$this->IsSpam) ? "PageComment_Controller/reportspam/$this->ID" : false;
}
function HamLink() {
return (Permission::check('CMS_ACCESS_CMSMain') && $this->IsSpam) ? "PageComment_Controller/reportham/$this->ID" : false;
}
function ApproveLink() {
return (Permission::check('CMS_ACCESS_CMSMain') && $this->NeedsModeration) ? "PageComment_Controller/approve/$this->ID" : false;
}
function SpamClass() {
if($this->getField('IsSpam')) {
return 'spam';
} else if($this->getField('NeedsModeration')) {
return 'unmoderated';
} else {
return 'notspam';
}
}
function RSSTitle() {
return sprintf(
_t('PageComment.COMMENTBY', "Comment by '%s' on %s", PR_MEDIUM, 'Name, Page Title'),
Convert::raw2xml($this->getRSSName()),
$this->Parent()->Title
);
}
function PageTitle() {
return $this->Parent()->Title;
}
static function enableModeration() {
self::$moderate = true;
}
static function moderationEnabled() {
return self::$moderate;
}
static function enableBBCode() {
self::$bbcode = true;
}
static function bbCodeEnabled() {
return self::$bbcode;
}
/**
*
* @param boolean $includerelations a boolean value to indicate if the labels returned include relation fields
*
*/
function fieldLabels($includerelations = true) {
$labels = parent::fieldLabels($includerelations);
$labels['Name'] = _t('PageComment.Name', 'Author Name');
$labels['Comment'] = _t('PageComment.Comment', 'Comment');
$labels['IsSpam'] = _t('PageComment.IsSpam', 'Spam?');
$labels['NeedsModeration'] = _t('PageComment.NeedsModeration', 'Needs Moderation?');
return $labels;
}
/**
* This method is called just before this object is
* written to the database.
*
* Specifically, make sure "http://" exists at the start
* of the URL, if it doesn't have https:// or http://
*/
public function onBeforeWrite() {
parent::onBeforeWrite();
$url = $this->CommenterURL;
if($url) {
if(strtolower(substr($url, 0, 8)) != 'https://' && strtolower(substr($url, 0, 7)) != 'http://') {
$this->CommenterURL = 'http://' . $url;
}
}
}
}
/**
* @package cms
* @subpackage comments
*/
class PageComment_Controller extends Controller {
function rss() {
$parentcheck = isset($_REQUEST['pageid']) ? "\"ParentID\" = " . (int) $_REQUEST['pageid'] : "\"ParentID\" > 0";
$unmoderatedfilter = Permission::check('ADMIN') ? '' : "AND \"NeedsModeration\" = 0";
$comments = DataObject::get("PageComment", "$parentcheck AND \"IsSpam\" = 0 $unmoderatedfilter", "\"Created\" DESC", "", 10);
if(!isset($comments)) {
$comments = new DataObjectSet();
}
$rss = new RSSFeed($comments, "home/", "Page comments", "", "RSSTitle", "Comment", "RSSName");
$rss->outputToBrowser();
}
/**
* Deletes all comments on the page referenced by the url param pageid
*/
function deleteallcomments() {
if(Permission::check('CMS_ACCESS_CMSMain')) {
$pageId = $_REQUEST['pageid'];
if(preg_match('/^\d+$/', $pageId)) {
$comments = DataObject::get("PageComment", "\"ParentID\" = $pageId");
if($comments) foreach($comments as $c) {
$c->delete();
}
}
}
if($this->isAjax()) {
echo "";
} else {
$this->redirectBack();
}
}
function deletecomment() {
if(Permission::check('CMS_ACCESS_CMSMain')) {
$comment = DataObject::get_by_id("PageComment", $this->urlParams['ID']);
if($comment) {
$comment->delete();
}
}
if($this->isAjax()) {
echo "";
} else {
$this->redirectBack();
}
}
function approve() {
if(Permission::check('CMS_ACCESS_CMSMain')) {
$comment = DataObject::get_by_id("PageComment", $this->urlParams['ID']);
if($comment) {
$comment->NeedsModeration = false;
$comment->write();
// @todo Report to spamprotecter this is true
if($this->isAjax()) {
echo $comment->renderWith('PageCommentInterface_singlecomment');
} else {
$this->redirectBack();
}
}
}
}
function reportspam() {
$comment = DataObject::get_by_id("PageComment", $this->urlParams['ID']);
if($comment) {
// check they have access
if(Permission::check('CMS_ACCESS_CMSMain')) {
// if spam protection module exists
if(class_exists('SpamProtectorManager')) {
SpamProtectorManager::send_feedback($comment, 'spam');
}
// If Akismet is enabled
else if(SSAkismet::isEnabled()) {
try {
$akismet = new SSAkismet();
$akismet->setCommentAuthor($comment->getField('Name'));
$akismet->setCommentContent($comment->getField('Comment'));
$akismet->submitSpam();
} catch (Exception $e) {
// Akismet didn't work, most likely the service is down.
}
}
$comment->IsSpam = true;
$comment->NeedsModeration = false;
$comment->write();
}
}
if($this->isAjax()) {
if(SSAkismet::isEnabled() && SSAkismet::getSaveSpam()) {
echo $comment->renderWith('PageCommentInterface_singlecomment');
} else {
echo '';
}
} else {
$this->redirectBack();
}
}
/**
* Report a Spam Comment as valid comment (not spam)
*/
function reportham() {
$comment = DataObject::get_by_id("PageComment", $this->urlParams['ID']);
if($comment) {
if(Permission::check('CMS_ACCESS_CMSMain')) {
// if spam protection module exists
if(class_exists('SpamProtectorManager')) {
SpamProtectorManager::send_feedback($comment, 'ham');
}
if(SSAkismet::isEnabled()) {
try {
$akismet = new SSAkismet();
$akismet->setCommentAuthor($comment->getField('Name'));
$akismet->setCommentContent($comment->getField('Comment'));
$akismet->submitHam();
} catch (Exception $e) {
// Akismet didn't work, most likely the service is down.
}
}
$comment->setField('IsSpam', false);
$comment->write();
}
}
if($this->isAjax()) {
echo $comment->renderWith('PageCommentInterface_singlecomment');
} else {
$this->redirectBack();
}
}
}
?>