X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=nsfw%2Fnsfw.php;h=77d172cecea8ade75af8e69e36c46b8c81f204bc;hb=1af505701b5e341dcb57fd2e8b3c41461e84d9c5;hp=4a65b72089994063e8cde0c67ef3edb34faf8759;hpb=38caf9dd1dcc45d63533d39df8820a6464fc9faa;p=friendica-addons.git

diff --git a/nsfw/nsfw.php b/nsfw/nsfw.php
old mode 100755
new mode 100644
index 4a65b720..77d172ce
--- a/nsfw/nsfw.php
+++ b/nsfw/nsfw.php
@@ -1,123 +1,180 @@
 <?php
 
-
 /**
  * Name: NSFW
  * Description: Collapse posts with inappropriate content
  * Version: 1.0
  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
- * 
+ *
  */
-
-function nsfw_install() {
-	register_hook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body');
-	register_hook('plugin_settings', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings');
-	register_hook('plugin_settings_post', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings_post');
-
+use Friendica\Core\Addon;
+use Friendica\Core\L10n;
+use Friendica\Core\PConfig;
+
+function nsfw_install()
+{
+	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');
+}
 
-function nsfw_uninstall() {
-	unregister_hook('prepare_body', 'addon/nsfw/nsfw.php', 'nsfw_prepare_body');
-	unregister_hook('plugin_settings', 'addon/nsfw/nsfw.php', 'nsfw_addon_settings');
-	unregister_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);
 
-function nsfw_addon_settings(&$a,&$s) {
+		$img_start = strpos($body, 'src="data:');
+		$img_end = (($img_start !== false) ? strpos(substr($body, $img_start), '>') : false);
+	}
 
+	if (!$cnt) {
+		return $body;
+	}
+	return $new_body;
+}
 
-	if(! local_user())
+function nsfw_addon_settings(&$a, &$s)
+{
+	if (!local_user()) {
 		return;
+	}
 
-    /* Add our stylesheet to the page so we can make our settings look nice */
+	/* Add our stylesheet to the page so we can make our settings look nice */
 
-    $a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->get_baseurl() . '/addon/nsfw/nsfw.css' . '" media="all" />' . "\r\n";
+	$a->page['htmlhead'] .= '<link rel="stylesheet"  type="text/css" href="' . $a->getBaseURL() . '/addon/nsfw/nsfw.css' . '" media="all" />' . "\r\n";
 
-	$enable_checked = (intval(get_pconfig(local_user(),'nsfw','disable')) ? '' : ' checked="checked" ');
-	$words = get_pconfig(local_user(),'nsfw','words');
-	if(! $words)
+	$enable_checked = (intval(PConfig::get(local_user(), 'nsfw', 'disable')) ? '' : ' checked="checked" ');
+	$words = PConfig::get(local_user(), 'nsfw', 'words');
+	if (!$words) {
 		$words = 'nsfw,';
+	}
 
-    $s .= '<div class="settings-block">';
-    $s .= '<h3>' . t('Not Safe For Work (General Purpose Content Filter) settings') . '</h3>';
-    $s .= '<div id="nsfw-wrapper">';
-    $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 .= '<span id="settings_nsfw_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_nsfw_expanded\'); openClose(\'settings_nsfw_inflated\');">';
+	$s .= '<h3>' . L10n::t('Content Filter (NSFW and more)') . '</h3>';
+	$s .= '</span>';
+	$s .= '<div id="settings_nsfw_expanded" class="settings-block" style="display: none;">';
+	$s .= '<span class="fakelink" onclick="openClose(\'settings_nsfw_expanded\'); openClose(\'settings_nsfw_inflated\');">';
+	$s .= '<h3>' . L10n::t('Content Filter (NSFW and more)') . '</h3>';
+	$s .= '</span>';
+
+	$s .= '<div id="nsfw-wrapper">';
+	$s .= '<p>' . L10n::t('This addon searches for specified words/text in posts and collapses them. It can be used to filter content tagged with for instance #NSFW that may be deemed inappropriate at certain times or places, such as being at work. It is also useful for hiding irrelevant or annoying content from direct view.') . '</p>';
+	$s .= '<label id="nsfw-enable-label" for="nsfw-enable">' . L10n::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 list of keywords to hide') . ' </label>';
-    $s .= '<input id="nsfw-words" type="text" name="nsfw-words" value="' . $words .'" />';
-    $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="' . t('Submit') . '" /></div>';
-	$s .= '<div class="nsfw-desc">' . t('Use /expression/ to provide regular expressions') . '</div></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 .= '</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>';
+	$s .= '<div class="nsfw-desc">' . L10n::t('Use /expression/ to provide regular expressions') . '</div></div>';
 	return;
-
 }
 
-function nsfw_addon_settings_post(&$a,&$b) {
-
-	if(! local_user())
+function nsfw_addon_settings_post(&$a, &$b)
+{
+	if (!local_user()) {
 		return;
+	}
 
-	if($_POST['nsfw-submit']) {
-		set_pconfig(local_user(),'nsfw','words',trim($_POST['nsfw-words']));
-		$enable = ((x($_POST,'nsfw-enable')) ? intval($_POST['nsfw-enable']) : 0);
-		$disable = 1-$enable;
-		set_pconfig(local_user(),'nsfw','disable', $disable);
-		info( t('NSFW Settings saved.') . EOL);
+	if (!empty($_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;
+		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)
+{
 	$words = null;
-	if(get_pconfig(local_user(),'nsfw','disable'))
+	if (PConfig::get(local_user(), 'nsfw', 'disable')) {
 		return;
-
-	if(local_user()) {
-		$words = get_pconfig(local_user(),'nsfw','words');
 	}
-	if($words) {
-		$arr = explode(',',$words);
+
+	if (local_user()) {
+		$words = PConfig::get(local_user(), 'nsfw', 'words');
 	}
-	else {
-		$arr = array('nsfw');
+
+	if ($words) {
+		$word_list = explode(',', $words);
+	} else {
+		$word_list = ['nsfw'];
 	}
 
 	$found = false;
-	if(count($arr)) {
-		foreach($arr as $word) {
+	if (count($word_list)) {
+		$body = $hook_data['item']['title'] . "\n" . nsfw_extract_photos($hook_data['item']['body']);
+
+		foreach ($word_list as $word) {
 			$word = trim($word);
-			if(! strlen($word)) {
+			if (!strlen($word)) {
 				continue;
 			}
-			if(strpos($word,'/') === 0) {
-				if(preg_match($word,$b['html'])) {
-					$found = true;
+
+			$tag_search = false;
+			switch ($word[0]) {
+				case '/'; // Regular expression
+					$found = preg_match($word, $body);
 					break;
-				}
-			}
-			else {
-				if(stristr($b['html'],$word)) {
-					$found = true;
+				case '#': // Hashtag-only search
+					$tag_search = true;
+					$found = nsfw_find_word_in_item_tags($hook_data['item']['hashtags'], substr($word, 1));
 					break;
-				}
-				if(stristr($b['item']['tag'], ']' . $word . '[' )) {
-					$found = true;
+				default:
+					$found = stripos($body, $word) !== false || nsfw_find_word_in_item_tags($hook_data['item']['tags'], $word);
 					break;
-				}
-			} 
+			}
+
+			if ($found) {
+				break;
+			}
 		}
 	}
-	if($found) {
-		$rnd = random_string(8);
-		$b['html'] = '<div id="nsfw-wrap-' . $rnd . '" class="fakelink" onclick=openClose(\'nsfw-' . $rnd . '\'); >' . sprintf( t('%s - Click to open/close'),$word ) . '</div><div id="nsfw-' . $rnd . '" style="display: none; " >' . $b['html'] . '</div>';  
+
+	if ($found) {
+		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;
 }