function perform()
{
// get the search terms that have already been validated...
$this->_searchTerms = $this->_request->getValue("searchTerms");
// check if the search feature is disabled in this site...
$config =& Config::getConfig();
if (!$config->getValue("search_engine_enabled")) {
$this->_view = new ErrorView($this->_blogInfo, "error_search_engine_disabled");
$this->setCommonData();
return false;
}
// create the view and make sure that it hasn't been cached
$this->_view = new BlogTemplatedView($this->_blogInfo, VIEW_SEARCH_TEMPLATE, array("searchTerms" => $this->_searchTerms));
if ($this->_view->isCached()) {
return true;
}
$searchEngine = new SearchEngine();
$searchResults = $searchEngine->search($this->_blogInfo->getId(), $this->_searchTerms);
// MARKWU: I add the searchterms variable for smarty/plog template
$searchTerms = $searchEngine->getAdaptSearchTerms($this->_searchTerms);
// if no search results, return an error message
if (count($searchResults) == 0) {
$this->_view = new ErrorView($this->_blogInfo, "error_no_search_results");
$this->setCommonData();
return true;
}
// if only one search result, we can see it straight away
if (count($searchResults) == 1) {
// we have to refill the $_REQUEST array, since the next action
// is going to need some of the parameters
$request =& HttpVars::getRequest();
$searchResult = array_pop($searchResults);
$article = $searchResult->getArticle();
$request["articleId"] = $article->getId();
$request["blogId"] = $this->_blogInfo->getId();
HttpVars::setRequest($request);
// since there is only one article, we can use the ViewArticleAction action
// to display that article, instead of copy-pasting the code and doing it here.
// You just have to love MVC and OOP :)
return Controller::setForwardAction("ViewArticle");
}
// or else, show a list with all the posts that match the requested
// search terms
$this->_view->setValue("searchresults", $searchResults);
// MARKWU: Now, I can use the searchterms to get the keyword
$this->_view->setValue("searchterms", $searchTerms);
// MARKWU:
$config =& Config::getConfig();
$urlmode = $config->getValue("request_format_mode");
$this->_view->setValue("urlmode", $urlmode);
$this->setCommonData();
return true;
}
/**
* Carries out the action
*/
function perform()
{
// need to check the ip of the client
$clientIp = Client::getIp();
// fetch the same article again so that we can have all the comments from
// the database, plus this last one
$articles = new Articles();
$article = $articles->getBlogArticle($this->_articleId, $this->_blogInfo->getId());
// check if the user wanted to receive comments for this article
// or not...
if ($article->getCommentsEnabled() == false) {
$this->_view = new ErrorView($this->_blogInfo);
$this->_view->setValue("message", "Comments have been disabled for this article.");
$this->setCommonData();
return false;
}
$this->notifyEvent(EVENT_POST_LOADED, array("article" => &$article));
// we have already checked all the data, so we are sure that everything's in place
$comments = new ArticleComments();
$comment = new UserComment($this->_articleId, $this->_parentId, $this->_commentTopic, $this->_commentText, null, $this->_userName, $this->_userEmail, $this->_userUrl, $clientIp);
// check if there is already a comment with the same text, topic and made from the same
// IP already in the database because if so, then we will not add the comment that
// the user is trying to add (a reload button mistake, perhaps?)
if (!$comments->getIdenticalComment($this->_commentTopic, $this->_commentText, $this->_articleId, $this->_parentId, $this->_userName, $this->_userEmail, $this->_userUrl, $clientIp)) {
// fire an event
$this->notifyEvent(EVENT_PRE_COMMENT_ADD, array("comment" => &$comment));
if (!$comments->addComment($comment)) {
// show an error message if problems
$this->_view = new ErrorView($this->_blogInfo);
$this->_view->setValue("message", "error_adding_comment");
$this->setCommonData();
return false;
}
}
// finally, check if there was any user who wanted to be notified of new comments
// to this post...
$notifier = new ArticleNotifications();
$notifier->notifyUsers($article->getId(), $this->_blogInfo);
// fire the post event...
$this->notifyEvent(EVENT_POST_COMMENT_ADD, array("comment" => &$comment));
//
// clear caches. This should be done in a more granular way, because right now
// we're either removing *all* of them or none. I guess we should only remove the
// cache whose identifier corresponds with the blog and article that we just removed,
// but let's leave it as it is for the time being...
//
CacheControl::resetBlogCache($this->_blogInfo->getId());
// clean up the request, there's a parameter called 'userName' also used by
// ViewArticleAction but that doesn't have the same meaning so we better remove it
// before it's too late! We also need to add a new request commentUserName to replace
// original userName, in case developer need it in filter or event plugin.
$request = HttpVars::getRequest();
$request["commentUserName"] = $request["userName"];
$request["userName"] = "";
HttpVars::setRequest($request);
// forward the action to ViewArticleAction
return BlogController::setForwardAction("ViewArticle");
}
*
* To get this to work, we need a provider which allows to use
* .htaccess files in their accounts and at the same time, allows
* to have ErrorDocument directives in the .htaccess file.
*
* This should be the content of the file:
*
* ErrorDocument 401 /plog/error.php
* ErrorDocument 403 /plog/error.php
* ErrorDocument 404 /plog/error.php
*
* If pLog is running somewhere else other than /plog/, then that
* should be changed since an absolute URL is required.
*/
$config =& Config::getConfig();
if ($config->getValue("request_format_mode") == SEARCH_ENGINE_FRIENDLY_MODE) {
$server = HttpVars::getServer();
$request = HttpVars::getRequest();
$parts = split("/", $server["REQUEST_URI"]);
$userParam = $parts[count($parts) - 1];
if (is_numeric($userParam)) {
$request["blogId"] = $userParam;
} else {
$request["blogUserName"] = $userParam;
}
HttpVars::setRequest($request);
$scriptName = $config->getValue("script_name", DEFAULT_SCRIPT_NAME);
include_once PLOG_CLASS_PATH . $scriptName;
} else {
include_once PLOG_CLASS_PATH . "blog.php";
}
/**
* sets a value in the request
*
* @param key
* @param value
* @return true
*/
function setRequestValue($key, $value)
{
$request = HttpVars::getRequest();
$request["{$key}"] = $value;
HttpVars::setRequest($request);
return true;
}
