*/
use Friendica\App;
-use Friendica\Core\Addon;
+use Friendica\Content\Text\BBCode;
+use Friendica\Core\Hook;
use Friendica\Core\L10n;
use Friendica\Core\PConfig;
+use Friendica\Core\Renderer;
/* Define the hooks we want to use
* that is, we have settings, we need to save the settings and we want
function langfilter_install()
{
- Addon::registerHook('prepare_body', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body', 10);
- Addon::registerHook('addon_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings');
- Addon::registerHook('addon_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post');
+ Hook::register('prepare_body_content_filter', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body_content_filter', 10);
+ Hook::register('addon_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings');
+ Hook::register('addon_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post');
}
function langfilter_uninstall()
{
- Addon::unregisterHook('prepare_body', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body');
- Addon::unregisterHook('addon_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings');
- Addon::unregisterHook('addon_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post');
+ Hook::unregister('prepare_body_content_filter', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body_content_filter');
+ Hook::unregister('prepare_body', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body');
+ Hook::unregister('addon_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings');
+ Hook::unregister('addon_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post');
}
/* The settings
* 2nd get the current settings
* 3rd parse a SMARTY3 template, replacing some translateable strings for the form
*/
-function langfilter_addon_settings(&$a,&$s) {
- if(! local_user())
+
+function langfilter_addon_settings(App $a, &$s)
+{
+ if (!local_user()) {
return;
+ }
- $enable_checked = (intval(get_pconfig(local_user(),'langfilter','disable')) ? '' : ' checked="checked" ');
- $languages = get_pconfig(local_user(),'langfilter','languages');
- $minconfidence = get_pconfig(local_user(),'langfilter','minconfidence')*100;
- $minlength = get_pconfig(local_user(),'langfilter','minlength');
- if(! $languages)
- $languages = 'en,de,fr,it,es';
+ $enable_checked = (intval(PConfig::get(local_user(), 'langfilter', 'disable')) ? '' : ' checked="checked" ');
+ $languages = PConfig::get(local_user(), 'langfilter', 'languages');
+ $minconfidence = PConfig::get(local_user(), 'langfilter', 'minconfidence') * 100;
+ $minlength = PConfig::get(local_user(), 'langfilter', 'minlength');
- $t = get_markup_template("settings.tpl", "addon/langfilter/");
- $s .= replace_macros($t, [
+ $t = Renderer::getMarkupTemplate("settings.tpl", "addon/langfilter/");
+ $s .= Renderer::replaceMacros($t, [
'$title' => L10n::t("Language Filter"),
- '$intro' => L10n::t('This addon tries to identify the language of a postings. If it does not match any language spoken by you (see below) the posting will be collapsed. Remember detecting the language is not perfect, especially with short postings.'),
+ '$intro' => L10n::t('This addon tries to identify the language posts are writen in. If it does not match any language specifed below, posts will be hidden by collapsing them.'),
'$enabled' => ['langfilter_enable', L10n::t('Use the language filter'), $enable_checked, ''],
- '$languages' => ['langfilter_languages', L10n::t('I speak'), $languages, L10n::t('List of abbreviations (iso2 codes) for languages you speak, comma separated. For example "de,it".')],
+ '$languages' => ['langfilter_languages', L10n::t('Able to read'), $languages, L10n::t('List of abbreviations (iso2 codes) for languages you speak, comma separated. For example "de,it".')],
'$minconfidence' => ['langfilter_minconfidence', L10n::t('Minimum confidence in language detection'), $minconfidence, L10n::t('Minimum confidence in language detection being correct, from 0 to 100. Posts will not be filtered when the confidence of language detection is below this percent value.')],
- '$minlength' => ['langfilter_minlength', L10n::t('Minimum length of message body'), $minlength, L10n::t('Minimum length of message body for language filter to be used. Posts shorter than this number of characters will not be filtered.')],
+ '$minlength' => ['langfilter_minlength', L10n::t('Minimum length of message body'), $minlength, L10n::t('Minimum number of characters in message body for filter to be used. Posts shorter than this will not be filtered. Note: Language detection is unreliable for short content (<200 characters).')],
'$submit' => L10n::t('Save Settings'),
]);
return;
}
+
/* Save the settings
* 1st check it's a logged in user calling
* 2nd check the langfilter form is to be saved
* 3rd save the settings to the DB for later usage
*/
-function langfilter_addon_settings_post(&$a,&$b) {
- if(! local_user())
+
+function langfilter_addon_settings_post(App $a, &$b)
+{
+ if (!local_user()) {
return;
+ }
- if ($_POST['langfilter-settings-submit']) {
+ if (!empty($_POST['langfilter-settings-submit'])) {
PConfig::set(local_user(), 'langfilter', 'languages', trim($_POST['langfilter_languages']));
- $enable = ((x($_POST, 'langfilter_enable')) ? intval($_POST['langfilter_enable']) : 0);
+ $enable = (!empty($_POST['langfilter_enable']) ? intval($_POST['langfilter_enable']) : 0);
$disable = 1 - $enable;
PConfig::set(local_user(), 'langfilter', 'disable', $disable);
$minconfidence = 0 + $_POST['langfilter_minconfidence'];
$minlength = 0 + $_POST['langfilter_minlength'];
if (!$minlength) {
$minlength = 32;
- } elseif ($minlengt8h < 0) {
+ } elseif ($minlength < 0) {
$minlength = 32;
}
PConfig::set(local_user(), 'langfilter', 'minlength', $minlength);
info(L10n::t('Language Filter Settings saved.') . EOL);
}
}
+
/* Actually filter postings by their language
* 1st check if the user wants to filter postings
* 2nd get the user settings which languages shall be not filtered out
* of the user, then collapse the posting, but provide a link to
* expand it again.
*/
-function langfilter_prepare_body(&$a,&$b) {
- $logged_user = local_user();
- if ( ! $logged_user ) return;
+function langfilter_prepare_body_content_filter(App $a, &$hook_data)
+{
+ $logged_user = local_user();
+ if (!$logged_user) {
+ return;
+ }
+
+ // Never filter own messages
+ // TODO: find a better way to extract this
+ $logged_user_profile = $a->getBaseURL() . '/profile/' . $a->user['nickname'];
+ if ($logged_user_profile == $hook_data['item']['author-link']) {
+ return;
+ }
+
+ // Don't filter if language filter is disabled
+ if (PConfig::get($logged_user, 'langfilter', 'disable')) {
+ return;
+ }
+
+ $naked_body = BBCode::toPlaintext($hook_data['item']['body'], false);
- # Never filter own messages
- # TODO: find a better way to extract this
- $logged_user_profile = $a->config['system']['url'] . '/profile/' . $a->user['nickname'];
- if ( $logged_user_profile == $b['item']['author-link'] ) return;
+ // Don't filter if body lenght is below minimum
+ $minlen = PConfig::get(local_user(), 'langfilter', 'minlength', 32);
+ if (!$minlen) {
+ $minlen = 32;
+ }
+
+ if (strlen($naked_body) < $minlen) {
+ return;
+ }
+
+ $read_languages_string = PConfig::get(local_user(), 'langfilter', 'languages');
+ $minconfidence = PConfig::get(local_user(), 'langfilter', 'minconfidence');
- # Don't filter if language filter is disabled
- if( get_pconfig($logged_user,'langfilter','disable') ) return;
+ // Don't filter if no spoken languages are configured
+ if (!$read_languages_string) {
+ return;
+ }
+ $read_languages_array = explode(',', $read_languages_string);
+
+ // Extract the language of the post
+ if (!empty($hook_data['item']['language'])) {
+ $languages = json_decode($hook_data['item']['language'], true);
+ if (!is_array($languages)) {
+ return;
+ }
- # Don't filter if body lenght is below minimum
- $minlen = get_pconfig(local_user(),'langfilter','minlength');
- if ( ! $minlen ) $minlen = 32;
- if ( strlen($b['item']['body']) < $minlen ) return;
+ foreach ($languages as $iso2 => $confidence) {
+ break;
+ }
- $spoken_config = get_pconfig(local_user(),'langfilter','languages');
- $minconfidence = get_pconfig(local_user(),'langfilter','minconfidence');
+ if (empty($iso2)) {
+ return;
+ }
- # Don't filter if no spoken languages are configured
- if ( ! $spoken_config ) return;
- $spoken_languages = explode(',', $spoken_config);
+ $lang = Text_LanguageDetect_ISO639::code2ToName($iso2);
+ } else {
+ $opts = $hook_data['item']['postopts'];
+ if (!$opts) {
+ // no options associated to post
+ return;
+ }
- # Extract the language of the post
- $opts = $b['item']['postopts'];
- if ( ! $opts ) return; # no options associated to post
- if ( ! preg_match('/\blang=([^;]*);([^:]*)/', $opts, $matches ) )
- return; # no lang options associated to post
+ if (!preg_match('/\blang=([^;]*);([^:]*)/', $opts, $matches)) {
+ // no lang options associated to post
+ return;
+ }
- $lang = $matches[1];
- $confidence = $matches[2];
+ $lang = $matches[1];
+ $confidence = $matches[2];
- # Do not filter if language detection confidence is too low
- if ( $minconfidence && $confidence < $minconfidence ) return;
+ $iso2 = Text_LanguageDetect_ISO639::nameToCode2($lang);
+ }
- $iso2 = Text_LanguageDetect_ISO639::nameToCode2($lang);
+ // Do not filter if language detection confidence is too low
+ if ($minconfidence && $confidence < $minconfidence) {
+ return;
+ }
- if ( ! $iso2 ) return;
- $spoken = in_array($iso2, $spoken_languages);
+ if (!$iso2) {
+ return;
+ }
- if (!$spoken) {
- $rnd = random_string(8);
- $b['html'] = '<div id="langfilter-wrap-' . $rnd . '" class="fakelink" onclick=openClose(\'langfilter-' . $rnd . '\'); >' . L10n::t('unspoken language %s - Click to open/close', $lang) . '</div><div id="langfilter-' . $rnd . '" style="display: none; " >' . $b['html'] . '</div>';
+ if (!in_array($iso2, $read_languages_array)) {
+ $hook_data['filter_reasons'][] = L10n::t('Filtered language: %s', ucfirst($lang));
}
}
-?>