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<?php
/**
* Hooks for the spam blacklist extension
*/
class SpamBlacklistHooks {
/**
* Hook function for EditFilterMerged
*
* @param $editPage EditPage
* @param $text string
* @param $hookErr string
* @param $editSummary string
* @return bool
*/
static function filterMerged( $editPage, $text, &$hookErr, $editSummary ) {
global $wgTitle;
if( is_null( $wgTitle ) ) {
# API mode
# wfSpamBlacklistFilterAPIEditBeforeSave already checked the blacklist
return true;
}
$spamObj = BaseBlacklist::getInstance( 'spam' );
$title = $editPage->mArticle->getTitle();
$ret = $spamObj->filter( $title, $text, '', $editSummary, $editPage );
if ( $ret !== false ) {
$editPage->spamPageWithContent( $ret );
}
// Return convention for hooks is the inverse of $wgFilterCallback
return ( $ret === false );
}
/**
* Hook function for APIEditBeforeSave
*
* @param $editPage EditPage
* @param $text string
* @param $resultArr array
* @return bool
*/
static function filterAPIEditBeforeSave( $editPage, $text, &$resultArr ) {
$spamObj = BaseBlacklist::getInstance( 'spam' );
$title = $editPage->mArticle->getTitle();
$ret = $spamObj->filter( $title, $text, '', '', $editPage );
if ( $ret!==false ) {
$resultArr['spamblacklist'] = implode( '|', $ret );
}
// Return convention for hooks is the inverse of $wgFilterCallback
return ( $ret === false );
}
/**
* Verify that the user can send emails
*
* @param $user User
* @param $hookErr array
* @return bool
*/
public static function userCanSendEmail( &$user, &$hookErr ) {
/** @var $blacklist EmailBlacklist */
$blacklist = BaseBlacklist::getInstance( 'email' );
if ( $blacklist->checkUser( $user ) ) {
return true;
}
$hookErr = array( 'spam-blacklisted-email', 'spam-blacklisted-email-text', null );
return false;
}
/**
* Processes new accounts for valid email addresses
*
* @param $user User
* @param $abortError
* @return bool
*/
public static function abortNewAccount( $user, &$abortError ) {
/** @var $blacklist EmailBlacklist */
$blacklist = BaseBlacklist::getInstance( 'email' );
if ( $blacklist->checkUser( $user ) ) {
return true;
}
$abortError = wfMessage( 'spam-blacklisted-email-signup' )->escaped();
return false;
}
/**
* Hook function for EditFilter
* Confirm that a local blacklist page being saved is valid,
* and toss back a warning to the user if it isn't.
*
* @param $editPage EditPage
* @param $text string
* @param $section string
* @param $hookError string
* @return bool
*/
static function validate( $editPage, $text, $section, &$hookError ) {
$thisPageName = $editPage->mTitle->getPrefixedDBkey();
if( !BaseBlacklist::isLocalSource( $editPage->mTitle ) ) {
wfDebugLog( 'SpamBlacklist', "Spam blacklist validator: [[$thisPageName]] not a local blacklist\n" );
return true;
}
$type = BaseBlacklist::getTypeFromTitle( $editPage->mTitle );
if ( $type === false ) {
return true;
}
$lines = explode( "\n", $text );
$badLines = SpamRegexBatch::getBadLines( $lines, BaseBlacklist::getInstance( $type ) );
if( $badLines ) {
wfDebugLog( 'SpamBlacklist', "Spam blacklist validator: [[$thisPageName]] given invalid input lines: " .
implode( ', ', $badLines ) . "\n" );
$badList = "*<code>" .
implode( "</code>\n*<code>",
array_map( 'wfEscapeWikiText', $badLines ) ) .
"</code>\n";
$hookError =
"<div class='errorbox'>" .
wfMessage( 'spam-invalid-lines' )->numParams( $badLines )->text() . "<br />" .
$badList .
"</div>\n" .
"<br clear='all' />\n";
} else {
wfDebugLog( 'SpamBlacklist', "Spam blacklist validator: [[$thisPageName]] ok or empty blacklist\n" );
}
return true;
}
/**
* Hook function for ArticleSaveComplete
* Clear local spam blacklist caches on page save.
*
* @param $article Article
* @param $user User
* @param $text string
* @param $summary string
* @param $isminor
* @param $iswatch
* @param $section
* @return bool
*/
static function articleSave( &$article, &$user, $text, $summary, $isminor, $iswatch, $section ) {
if( !BaseBlacklist::isLocalSource( $article->getTitle() ) ) {
return true;
}
global $wgMemc, $wgDBname;
// This sucks because every Blacklist needs to be cleared
foreach ( BaseBlacklist::getBlacklistTypes() as $type => $class ) {
$wgMemc->delete( "$wgDBname:{$type}_blacklist_regexes" );
}
return true;
}
}
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