*/
function nsfw_install() {
- register_hook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body');
+ register_hook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body', 10);
register_hook('plugin_settings', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings');
register_hook('plugin_settings_post', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings_post');
}
+// This function isn't perfect and isn't trying to preserve the html structure - it's just a
+// quick and dirty filter to pull out embedded photo blobs because 'nsfw' seems to come up
+// inside them quite often. We don't need anything fancy, just pull out the data blob so we can
+// check against the rest of the body.
+
+function nsfw_extract_photos($body) {
+
+ $new_body = '';
+
+ $img_start = strpos($body,'src="data:');
+ $img_end = (($img_start !== false) ? strpos(substr($body,$img_start),'>') : false);
+
+ $cnt = 0;
+
+ while($img_end !== false) {
+ $img_end += $img_start;
+ $new_body = $new_body . substr($body,0,$img_start);
+
+ $cnt ++;
+ $body = substr($body,0,$img_end);
+
+ $img_start = strpos($body,'src="data:');
+ $img_end = (($img_start !== false) ? strpos(substr($body,$img_start),'>') : false);
+
+ }
+
+ if(! $cnt)
+ return $body;
+
+ return $new_body;
+}
$words = 'nsfw,';
$s .= '<div class="settings-block">';
- $s .= '<h3>' . t('"Not Safe For Work" Settings') . '</h3>';
+ $s .= '<h3>' . t('Not Safe For Work (General Purpose Content Filter) settings') . '</h3>';
$s .= '<div id="nsfw-wrapper">';
-
- $s .= '<label id="nsfw-enable-label" for="nsfw-enable">' . t('Enable NSFW filter') . ' </label>';
+ $s .= '<p>' . t ('This plugin looks in posts for the words/text you specify below, and collapses any content containing those keywords so it is not displayed at inappropriate times, such as sexual innuendo that may be improper in a work setting. It is polite and recommended to tag any content containing nudity with #NSFW. This filter can also match any other word/text you specify, and can thereby be used as a general purpose content filter.') . '</p>';
+ $s .= '<label id="nsfw-enable-label" for="nsfw-enable">' . t('Enable Content filter') . ' </label>';
$s .= '<input id="nsfw-enable" type="checkbox" name="nsfw-enable" value="1"' . $enable_checked . ' />';
$s .= '<div class="clear"></div>';
- $s .= '<label id="nsfw-label" for="nsfw-words">' . t('Comma separated words to treat as NSFW') . ' </label>';
+ $s .= '<label id="nsfw-label" for="nsfw-words">' . t('Comma separated list of keywords to hide') . ' </label>';
$s .= '<input id="nsfw-words" type="text" name="nsfw-words" value="' . $words .'" />';
$s .= '</div><div class="clear"></div>';
function nsfw_prepare_body(&$a,&$b) {
+
$words = null;
if(get_pconfig(local_user(),'nsfw','disable'))
return;
$found = false;
if(count($arr)) {
+
+ $body = nsfw_extract_photos($b['html']);
+
foreach($arr as $word) {
- if(! strlen(trim($word))) {
+ $word = trim($word);
+ if(! strlen($word)) {
continue;
}
if(strpos($word,'/') === 0) {
- if(preg_match($word,$b['html'])) {
+ if(preg_match($word,$body)) {
$found = true;
break;
}
}
else {
- if(stristr($b['html'],$word)) {
+ if(stristr($body,$word)) {
$found = true;
break;
}
}
}
}
+
}
if($found) {
$rnd = random_string(8);