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Show when a banned regex is invalid

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This commit is contained in:
Shish 2014-10-15 18:31:06 +01:00
parent 63a619d295
commit 824d078ece
1 changed files with 31 additions and 11 deletions
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42
ext/ban_words/main.php
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@ -69,24 +69,27 @@ xanax
$sb = new SetupBlock("Banned Phrases");
$sb->add_label("One per line, lines that start with slashes are treated as regex<br/>");
$sb->add_longtext_option("banned_words");
$failed = array();
foreach($this->get_words() as $word) {
if($word[0] == '/') {
if(preg_match($word, "") === false) {
$failed[] = $word;
}
}
}
if($failed) {
$sb->add_label("Failed regexes: ".join(", ", $failed));
}
$event->panel->add_block($sb);
}
private function test_text($comment, $ex) {
global $config;
$banned = $config->get_string("banned_words");
$comment = strtolower($comment);
foreach(explode("\n", $banned) as $word) {
$word = trim(strtolower($word));
if(strlen($word) == 0) {
// line is blank
continue;
}
else if($word[0] == '/') {
foreach($this->get_words() as $word) {
if($word[0] == '/') {
// lines that start with slash are regex
if(preg_match($word, $comment)) {
if(preg_match($word, $comment) === 1) {
throw $ex;
}
}
@ -99,6 +102,23 @@ xanax
}
}
private function get_words() {
global $config;
$words = array();
$banned = $config->get_string("banned_words");
foreach(explode("\n", $banned) as $word) {
$word = trim(strtolower($word));
if(strlen($word) == 0) {
// line is blank
continue;
}
$words[] = $word;
}
return $words;
}
public function get_priority() {return 30;}
}