X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=nsfw%2Fnsfw.php;h=2ea20b4a92a8063077e0c913d8c37f14e8a7ec05;hb=8a700150cc8c0d430ca2b245618cc3aa4df375c7;hp=74c64cbe07a099ec28aa662bc87bda11dcce898c;hpb=39dd3dffe07efd69fa1ac6d0bd243c7fc0e3a66f;p=friendica-addons.git

diff --git a/nsfw/nsfw.php b/nsfw/nsfw.php
index 74c64cbe..2ea20b4a 100644
--- a/nsfw/nsfw.php
+++ b/nsfw/nsfw.php
@@ -1,10 +1,11 @@
 <?php
+
 /**
  * Name: NSFW
  * Description: Collapse posts with inappropriate content
  * Version: 1.0
  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
- * 
+ *
  */
 use Friendica\Core\Addon;
 use Friendica\Core\L10n;
@@ -12,21 +13,21 @@ use Friendica\Core\PConfig;
 
 function nsfw_install()
 {
-	Addon::registerHook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body', 10);
+	Addon::registerHook('prepare_body_content_filter', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body_content_filter', 10);
 	Addon::registerHook('addon_settings', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings');
 	Addon::registerHook('addon_settings_post', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings_post');
 }
 
-
 function nsfw_uninstall()
 {
+	Addon::unregisterHook('prepare_body_content_filter', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body_content_filter');
 	Addon::unregisterHook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body');
 	Addon::unregisterHook('addon_settings', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings');
 	Addon::unregisterHook('addon_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 
+// 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.
 
@@ -39,7 +40,7 @@ function nsfw_extract_photos($body)
 
 	$cnt = 0;
 
-	while($img_end !== false) {
+	while ($img_end !== false) {
 		$img_end += $img_start;
 		$new_body = $new_body . substr($body, 0, $img_start);
 
@@ -48,7 +49,6 @@ function nsfw_extract_photos($body)
 
 		$img_start = strpos($body, 'src="data:');
 		$img_end = (($img_start !== false) ? strpos(substr($body, $img_start), '>') : false);
-
 	}
 
 	if (!$cnt) {
@@ -87,7 +87,7 @@ function nsfw_addon_settings(&$a, &$s)
 	$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">' . L10n::t('Comma separated list of keywords to hide') . ' </label>';
-	$s .= '<textarea id="nsfw-words" type="text" name="nsfw-words">' . $words .'</textarea>';
+	$s .= '<textarea id="nsfw-words" type="text" name="nsfw-words">' . $words . '</textarea>';
 	$s .= '</div><div class="clear"></div>';
 
 	$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="nsfw-submit" name="nsfw-submit" class="settings-submit" value="' . L10n::t('Save Settings') . '" /></div>';
@@ -103,20 +103,15 @@ function nsfw_addon_settings_post(&$a, &$b)
 
 	if ($_POST['nsfw-submit']) {
 		PConfig::set(local_user(), 'nsfw', 'words', trim($_POST['nsfw-words']));
-		$enable = (x($_POST,'nsfw-enable') ? intval($_POST['nsfw-enable']) : 0);
-		$disable = 1-$enable;
+		$enable = (x($_POST, 'nsfw-enable') ? intval($_POST['nsfw-enable']) : 0);
+		$disable = 1 - $enable;
 		PConfig::set(local_user(), 'nsfw', 'disable', $disable);
 		info(L10n::t('NSFW Settings saved.') . EOL);
 	}
 }
 
-function nsfw_prepare_body(&$a, &$b)
+function nsfw_prepare_body_content_filter(\Friendica\App $a, &$hook_data)
 {
-	// Don't do the check when there is a content warning
-	if (!empty($b['item']['content-warning'])) {
-		return;
-	}
-
 	$words = null;
 	if (PConfig::get(local_user(), 'nsfw', 'disable')) {
 		return;
@@ -125,45 +120,61 @@ function nsfw_prepare_body(&$a, &$b)
 	if (local_user()) {
 		$words = PConfig::get(local_user(), 'nsfw', 'words');
 	}
+
 	if ($words) {
-		$arr = explode(',', $words);
+		$word_list = explode(',', $words);
 	} else {
-		$arr = ['nsfw'];
+		$word_list = ['nsfw'];
 	}
 
 	$found = false;
-	if (count($arr)) {
-		$body = $b['item']['title'] . "\n" . nsfw_extract_photos($b['html']);
+	if (count($word_list)) {
+		$body = $hook_data['item']['title'] . "\n" . nsfw_extract_photos($hook_data['item']['body']);
 
-		foreach ($arr as $word) {
+		foreach ($word_list as $word) {
 			$word = trim($word);
 			if (!strlen($word)) {
 				continue;
 			}
-			if (strpos($word,'/') === 0) {
-				if (preg_match($word, $body)) {
-					$found = true;
+
+			$tag_search = false;
+			switch ($word[0]) {
+				case '/'; // Regular expression
+					$found = preg_match($word, $body);
+					break;
+				case '#': // Hashtag-only search
+					$tag_search = true;
+					$found = nsfw_find_word_in_item_tags($hook_data['item']['hashtags'], substr($word, 1));
 					break;
-				}
-			} else {
-				if (stristr($body, $word)) {
-					$found = true;
+				default:
+					$found = stripos($body, $word) !== false || nsfw_find_word_in_item_tags($hook_data['item']['tags'], $word);
 					break;
-				}
-				if (is_array($b['item']['tags']) && count($b['item']['tags'])) {
-					foreach ($b['item']['tags'] as $t) {
-						if (stristr($t, '>' . $word . '<')) {
-							$found = true;
-							break;
-						}
-					}
-				}
-			} 
-		}		
+			}
+
+			if ($found) {
+				break;
+			}
+		}
 	}
 
 	if ($found) {
-		$rnd = random_string(8);
-		$b['html'] = '<div id="nsfw-wrap-' . $rnd . '" class="fakelink" onclick=openClose(\'nsfw-' . $rnd . '\'); >' . L10n::t('%s - Click to open/close', $word) . '</div><div id="nsfw-' . $rnd . '" style="display: none; " >' . $b['html'] . '</div>';
+		if ($tag_search) {
+			$hook_data['filter_reasons'][] = L10n::t('Filtered tag: %s', $word);
+		} else {
+			$hook_data['filter_reasons'][] = L10n::t('Filtered word: %s', $word);
+		}
 	}
 }
+
+function nsfw_find_word_in_item_tags($item_tags, $word)
+{
+	if (is_array($item_tags)) {
+		foreach ($item_tags as $tag) {
+			if (stripos($tag, '>' . $word . '<') !== false) {
+				return true;
+			}
+		}
+	}
+
+	return false;
+}