ENHANCEMENT: readded ProvideComments logic for comments when attached to site trees

This commit is contained in:
Will Rossiter 2010-11-30 16:30:10 +13:00
parent fe58656d74
commit 15a0dbc087
3 changed files with 217 additions and 167 deletions

View File

@ -1,13 +1,14 @@
<?php <?php
/** /**
* Represents an interface for viewing and adding page comments * Represents an interface for viewing and adding page comments
* Create one, passing the page discussed to the constructor. It can then be * Create one, passing the page discussed to the constructor. It can then be
* inserted into a template. * inserted into a template.
* *
* @package cms * @package comments
* @subpackage comments
*/ */
class CommentInterface extends RequestHandler { class CommentInterface extends RequestHandler {
static $url_handlers = array( static $url_handlers = array(
'$Item!' => '$Item', '$Item!' => '$Item',
); );
@ -24,7 +25,7 @@ class CommentInterface extends RequestHandler {
* *
* @var bool * @var bool
*/ */
static $comments_require_login = false; private static $comments_require_login = false;
/** /**
* If this is a valid permission code, you must be logged in * If this is a valid permission code, you must be logged in
@ -33,7 +34,7 @@ class CommentInterface extends RequestHandler {
* *
* @var string * @var string
*/ */
static $comments_require_permission = ""; private static $comments_require_permission = "";
/** /**
* If this is true it will include the javascript for AJAX * If this is true it will include the javascript for AJAX
@ -42,7 +43,7 @@ class CommentInterface extends RequestHandler {
* *
* @var bool * @var bool
*/ */
static $use_ajax_commenting = true; private static $use_ajax_commenting = true;
/** /**
* If this is true then we should show the existing comments on * If this is true then we should show the existing comments on
@ -51,9 +52,8 @@ class CommentInterface extends RequestHandler {
* If this is false the form + existing comments will be hidden * If this is false the form + existing comments will be hidden
* *
* @var bool * @var bool
* @since 2.4 - Always show them by default
*/ */
static $show_comments_when_disabled = true; private static $show_comments_when_disabled = true;
/** /**
* Define how you want to order page comments by. By default order by newest * Define how you want to order page comments by. By default order by newest
@ -126,25 +126,28 @@ class CommentInterface extends RequestHandler {
self::$use_ajax_commenting = $state; self::$use_ajax_commenting = $state;
} }
function forTemplate() {
return $this->renderWith('CommentInterface');
}
/** /**
* @return boolean true if the currently logged in user can post a comment, * @return boolean true if the currently logged in user can post a comment,
* false if they can't. Users can post comments by default, enforce * false if they can't. Users can post comments by default, enforce
* security by using * security by using
*
* @link CommentInterface::set_comments_require_login() and * @link CommentInterface::set_comments_require_login() and
* @link {CommentInterface::set_comments_require_permission()}. * @link {CommentInterface::set_comments_require_permission()}.
*/ */
static function CanPostComment() { public static function canPost() {
$member = Member::currentUser(); $member = Member::currentUser();
if(self::$comments_require_permission && $member && Permission::check(self::$comments_require_permission)) { if(self::$comments_require_permission && $member && Permission::check(self::$comments_require_permission)) {
return true; // Comments require a certain permission, and the user has the correct permission // Comments require a certain permission, and the user has the correct permission
return true;
} elseif(self::$comments_require_login && $member && !self::$comments_require_permission) { } elseif(self::$comments_require_login && $member && !self::$comments_require_permission) {
return true; // Comments only require that a member is logged in // Comments only require that a member is logged in
return true;
} elseif(!self::$comments_require_permission && !self::$comments_require_login) { } elseif(!self::$comments_require_permission && !self::$comments_require_login) {
return true; // Comments don't require anything - anyone can add a comment // Comments don't require anything - anyone can add a comment
return true;
} }
return false; return false;
@ -166,55 +169,8 @@ class CommentInterface extends RequestHandler {
} }
function PostCommentForm() { function PostCommentForm() {
if(!$this->page->ProvideComments){
return false;
}
$fields = new FieldSet(
new HiddenField("ParentID", "ParentID", $this->page->ID)
);
$member = Member::currentUser();
if((self::$comments_require_login || self::$comments_require_permission) && $member && $member->FirstName) {
// note this was a ReadonlyField - which displayed the name in a span as well as the hidden field but
// it was not saving correctly. Have changed it to a hidden field. It passes the data correctly but I
// believe the id of the form field is wrong.
$fields->push(new ReadonlyField("NameView", _t('CommentInterface.YOURNAME', 'Your name'), $member->getName()));
$fields->push(new HiddenField("Name", "", $member->getName()));
} else {
$fields->push(new TextField("Name", _t('CommentInterface.YOURNAME', 'Your name')));
}
// optional commenter URL
$fields->push(new TextField("CommenterURL", _t('CommentInterface.COMMENTERURL', "Your website URL")));
if(MathSpamProtection::isEnabled()){
$fields->push(new TextField("Math", sprintf(_t('CommentInterface.SPAMQUESTION', "Spam protection question: %s"), MathSpamProtection::getMathQuestion())));
}
$fields->push(new TextareaField("Comment", _t('CommentInterface.YOURCOMMENT', "Comments")));
$form = new CommentInterface_Form($this, "PostCommentForm", $fields, new FieldSet(
new FormAction("postcomment", _t('CommentInterface.POST', 'Post'))
));
// Set it so the user gets redirected back down to the form upon form fail
$form->setRedirectToFormOnValidationError(true);
// Optional Spam Protection.
if(class_exists('SpamProtectorManager')) {
SpamProtectorManager::update_form($form, null, array('Name' => 'author_name', 'CommenterURL' => 'author_url', 'Comment' => 'post_body'));
self::set_use_ajax_commenting(false);
}
// Shall We use AJAX?
if(self::$use_ajax_commenting) {
Requirements::javascript(SAPPHIRE_DIR . '/thirdparty/behaviour/behaviour.js');
Requirements::javascript(SAPPHIRE_DIR . '/thirdparty/prototype/prototype.js');
Requirements::javascript(THIRDPARTY_DIR . '/scriptaculous/effects.js');
Requirements::javascript(CMS_DIR . '/javascript/CommentInterface.js');
}
// Load the data from Session // Load the data from Session
$form->loadDataFrom(array( $form->loadDataFrom(array(
"Name" => Cookie::get("CommentInterface_Name"), "Name" => Cookie::get("CommentInterface_Name"),
@ -263,107 +219,14 @@ class CommentInterface extends RequestHandler {
} }
/** /**
* @package cms * @package comments
* @subpackage comments
*/ */
class CommentInterface_Form extends Form { class CommentInterface_Form extends Form {
function postcomment($data) {
// Spam filtering
Cookie::set("CommentInterface_Name", $data['Name']);
Cookie::set("CommentInterface_CommenterURL", $data['CommenterURL']);
Cookie::set("CommentInterface_Comment", $data['Comment']);
if(SSAkismet::isEnabled()) {
try {
$akismet = new SSAkismet();
$akismet->setCommentAuthor($data['Name']);
$akismet->setCommentContent($data['Comment']);
if($akismet->isCommentSpam()) {
if(SSAkismet::getSaveSpam()) {
$comment = Object::create('Comment');
$this->saveInto($comment);
$comment->setField("IsSpam", true);
$comment->write();
}
echo "<b>"._t('CommentInterface_Form.SPAMDETECTED', 'Spam detected!!') . "</b><br /><br />";
printf("If you believe this was in error, please email %s.", ereg_replace("@", " _(at)_", Email::getAdminEmail()));
echo "<br /><br />"._t('CommentInterface_Form.MSGYOUPOSTED', 'The message you posted was:'). "<br /><br />";
echo $data['Comment'];
return;
}
} catch (Exception $e) {
// Akismet didn't work, continue without spam check
}
}
//check if spam question was right.
if(MathSpamProtection::isEnabled()){
if(!MathSpamProtection::correctAnswer($data['Math'])){
if(!Director::is_ajax()) {
Director::redirectBack();
}
return "spamprotectionfailed"; //used by javascript for checking if the spam question was wrong
}
}
// If commenting can only be done by logged in users, make sure the user is logged in
$member = Member::currentUser();
if(CommentInterface::CanPostComment() && $member) {
$this->Fields()->push(new HiddenField("AuthorID", "Author ID", $member->ID));
} elseif(!CommentInterface::CanPostComment()) {
echo "You're not able to post comments to this page. Please ensure you are logged in and have an appropriate permission level.";
return;
}
$comment = Object::create('Comment');
$this->saveInto($comment);
// Store the Session ID if needed for Spamprotection
if($session = Session::get('mollom_user_session_id')) {
$comment->SessionID = $session;
Session::clear('mollom_user_session_id');
}
$comment->IsSpam = false;
$comment->NeedsModeration = Comment::moderationEnabled();
$comment->write();
Cookie::set("CommentInterface_Comment", '');
$moderationMsg = _t('CommentInterface_Form.AWAITINGMODERATION', "Your comment has been submitted and is now awaiting moderation.");
if(Director::is_ajax()) {
if($comment->NeedsModeration){
echo $moderationMsg;
} else{
echo $comment->renderWith('CommentInterface_singlecomment');
}
} else {
if($comment->NeedsModeration){
$this->sessionMessage($moderationMsg, 'good');
}
if($comment->ParentID) {
$page = DataObject::get_by_id("Page", $comment->ParentID);
if($page) {
// if it needs moderation then it won't appear in the list. Therefore
// we need to link to the comment holder rather than the individual comment
$url = ($comment->NeedsModeration) ? $page->Link() . '#Comments_holder' : $page->Link() . '#Comment_' . $comment->ID;
return Director::redirect($url);
}
}
return Director::redirectBack();
}
}
} }
/** /**
* @package cms * @package comments
* @subpackage comments
*/ */
class CommentInterface_Controller extends ContentController { class CommentInterface_Controller extends ContentController {
function __construct() { function __construct() {
@ -375,6 +238,4 @@ class CommentInterface_Controller extends ContentController {
echo Convert::raw2xml(sprintf(_t('CommentInterface_Controller.SPAMQUESTION', "Spam protection question: %s"),MathSpamProtection::getMathQuestion())); echo Convert::raw2xml(sprintf(_t('CommentInterface_Controller.SPAMQUESTION', "Spam protection question: %s"),MathSpamProtection::getMathQuestion()));
} }
} }
} }
?>

View File

@ -10,16 +10,35 @@ class CommentsExtension extends DataObjectDecorator {
/** /**
* Adds a relationship between this {@link DataObject} and its * Adds a relationship between this {@link DataObject} and its
* {@link Comment} objects * {@link Comment} objects. If the owner class is a sitetree class
* it also enables a checkbox allowing comments to be turned off and off
* *
* @return array * @return array
*/ */
function extraStatics() { function extraStatics() {
return array( $fields = array();
$relationships = array(
'has_many' => array( 'has_many' => array(
'Comments' => 'Comment' 'Comments' => 'Comment'
) )
); );
// if it is attached to the SiteTree then we need to add ProvideComments
// cannot check $this->owner as this in intialised via call_user_func
$args = func_get_args();
if($args && ($owner = array_shift($args))) {
if(ClassInfo::is_subclass_of($owner, 'SiteTree') || $owner == "SiteTree") {
$fields = array(
'db' => array(
'ProvideComments' => 'Boolean'
)
);
}
}
return array_merge($fields, $relationships);
} }
/** /**
@ -65,19 +84,52 @@ class CommentsExtension extends DataObjectDecorator {
* *
* @see docs/en/Extending * @see docs/en/Extending
*/ */
function CommentsForm() { public function CommentsForm() {
$interface = new SSViewer('CommentsInterface'); $interface = new SSViewer('CommentsInterface');
return $interface->process(new ArrayData(array( return $interface->process(new ArrayData(array(
'AddCommentForm' => $this->AddCommentForm(),
'Comments' => $this->Comments() 'Comments' => $this->Comments()
))); )));
} }
/**
* Add Comment Form.
*
* @see CommentForm
* @return Form|bool
*/
public function AddCommentForm() {
// detect whether we comments are enabled. By default if $CommentsForm is included
// on a {@link DataObject} then it is enabled, however {@link SiteTree} objects can
// trigger comments on / off via ProvideComments
if($this->attachedToSiteTree() && !$this->owner->ProvideComments) return false;
$form = new CommentForm(Controller::curr(), 'CommentsForm');
// hook to allow further extensions to alter the comments form
$this->extend('alterAddCommentForm', $form);
return $form;
}
/**
* Returns whether this extension instance is attached to a {@link SiteTree} object
*
* @return bool
*/
public function attachedToSiteTree() {
return ClassInfo::is_subclass_of($this->ownerBaseClass, 'SiteTree');
}
/** /**
* @deprecated 1.0 Please use {@link CommentsExtension->CommentsForm()} * @deprecated 1.0 Please use {@link CommentsExtension->CommentsForm()}
*/ */
function PageComments() { function PageComments() {
user_error('$PageComments is deprecated. Please use $CommentsForm'); user_error('$PageComments is deprecated. Please use $CommentsForm', E_USER_WARNING);
return $this->CommentsForm(); return $this->CommentsForm();
} }

137
code/forms/CommentForm.php Normal file
View File

@ -0,0 +1,137 @@
<?php
/**
* Comment form used to make comments
*
* @package comments
*/
class CommentForm extends Form {
/**
* Returns a create comment form
*
* @return Form
*/
function __construct($controller, $name) {
$member = Member::currentUser();
if((self::$comments_require_login || self::$comments_require_permission) && $member && $member->FirstName) {
// note this was a ReadonlyField - which displayed the name in a span as well as the hidden field but
// it was not saving correctly. Have changed it to a hidden field. It passes the data correctly but I
// believe the id of the form field is wrong.
$fields->push(new ReadonlyField("NameView", _t('CommentInterface.YOURNAME', 'Your name'), $member->getName()));
$fields->push(new HiddenField("Name", "", $member->getName()));
} else {
$fields->push(new TextField("Name", _t('CommentInterface.YOURNAME', 'Your name')));
}
$fields->push(new TextField("URL", _t('CommentForm.COMMENTERURL', "Your website URL")));
$fields->push(new EmailField("Email", _t('CommentForm', "Your email address (will not be published)")))
$fields->push(new TextareaField("Comment", _t('CommentInterface.YOURCOMMENT', "Comments")));
$actions = new FieldSet(
new FormAction("doPostComment", _t('CommentInterface.POST', 'Post'))
);
// Set it so the user gets redirected back down to the form upon form fail
$this->setRedirectToFormOnValidationError(true);
$required = new RequiredFields();
parent::__construct($controller, $name, $fields, $actions, $required);
}
/**
* Process which creates a {@link Comment} once a user submits a comment from this form.
*
* @param array $data
* @param Form $form
*/
function doPostComment($data, $form) {
// cache users data
Cookie::set("CommentInterface_Name", $data['Name']);
Cookie::set("CommentInterface_CommenterURL", $data['CommenterURL']);
Cookie::set("CommentInterface_Comment", $data['Comment']);
// @todo turn this into an extension
if(SSAkismet::isEnabled()) {
try {
$akismet = new SSAkismet();
$akismet->setCommentAuthor($data['Name']);
$akismet->setCommentContent($data['Comment']);
if($akismet->isCommentSpam()) {
if(SSAkismet::getSaveSpam()) {
$comment = Object::create('Comment');
$this->saveInto($comment);
$comment->setField("IsSpam", true);
$comment->write();
}
echo "<b>"._t('CommentInterface_Form.SPAMDETECTED', 'Spam detected!!') . "</b><br /><br />";
printf("If you believe this was in error, please email %s.", ereg_replace("@", " _(at)_", Email::getAdminEmail()));
echo "<br /><br />"._t('CommentInterface_Form.MSGYOUPOSTED', 'The message you posted was:'). "<br /><br />";
echo $data['Comment'];
return;
}
} catch (Exception $e) {
// Akismet didn't work, continue without spam check
}
}
// If commenting can only be done by logged in users, make sure the user is logged in
$member = Member::currentUser();
if(CommentInterface::CanPostComment() && $member) {
$this->Fields()->push(new HiddenField("AuthorID", "Author ID", $member->ID));
} elseif(!CommentInterface::CanPostComment()) {
echo "You're not able to post comments to this page. Please ensure you are logged in and have an appropriate permission level.";
return;
}
$comment = Object::create('Comment');
$this->saveInto($comment);
// @todo this should be in the onBeforeWrite of the comment. Via an extension
if($session = Session::get('mollom_user_session_id')) {
$comment->SessionID = $session;
Session::clear('mollom_user_session_id');
}
$comment->IsSpam = false;
$comment->NeedsModeration = Comment::moderationEnabled();
$comment->write();
Cookie::set("CommentInterface_Comment", '');
$moderationMsg = _t('CommentInterface_Form.AWAITINGMODERATION', "Your comment has been submitted and is now awaiting moderation.");
if(Director::is_ajax()) {
if($comment->NeedsModeration){
echo $moderationMsg;
} else{
echo $comment->renderWith('CommentInterface_singlecomment');
}
} else {
if($comment->NeedsModeration){
$this->sessionMessage($moderationMsg, 'good');
}
if($comment->ParentID) {
$page = DataObject::get_by_id("Page", $comment->ParentID);
if($page) {
// if it needs moderation then it won't appear in the list. Therefore
// we need to link to the comment holder rather than the individual comment
$url = ($comment->NeedsModeration) ? $page->Link() . '#Comments_holder' : $page->Link() . '#Comment_' . $comment->ID;
return Director::redirect($url);
}
}
return Director::redirectBack();
}
}
}
}