Add "languages" field in filter-users to filter by most-used language

api/v1/database/mastodon/accounts/search/mod.php

@@ -291,11 +291,27 @@ $sile_file = 'silenced_accounts,'.$GLOBALS['ap_software'].','.$GLOBALS['ap_insta
 if (filedb_exists('cache', $sile_file))
 	$silenced_users = unserialize(filedb_get('cache', $sile_file));
 
+$nlanguages = [];
+$languages = arg('get.languages', null);
+if ($languages !== null) {
+	$languages = explode(',', strtolower($languages));
+	$nlanguages = [];
+	foreach ($languages as $l)
+		if (preg_match('/^[a-z]{2}$/', trim($l)))
+			$nlanguages []= trim($l);
+}
+
 $result_accounts = [];
 foreach ($filtered_accounts as $id) {
 	$newacc = [];
 	$account = $all_accounts[$filtered_accounts_index[$id]];
 
+	if (count($nlanguages) > 0) {
+		$lang = $pg->fetch("SELECT language, COUNT(language) FROM statuses WHERE account_id = $id AND NOT language IS NULL GROUP BY language ORDER BY count DESC LIMIT 1");
+		if ($lang === false || !in_array($lang['language'], $nlanguages))
+			continue;
+	}
+
 	$following = $pg->fetch('SELECT count(1) FROM follows WHERE account_id = \''.$id.'\'');
 	$followers = $pg->fetch('SELECT count(1) FROM follows WHERE target_account_id = \''.$id.'\'');
 	if (isset($_GET['no_follows']) && (intval($following['count']) > 0 || intval($followers['count']) > 0))

js/templates/instance/filter-users.html

@@ -49,6 +49,12 @@
 		<textarea name="instances" placeholder="instance1.org, server2.com"
 			style="width: 100%; min-width: 24em; min-height: 4em"></textarea>
 	</div>
+	<div class="input">
+		<label for="languages">Languages:</label>
+		<br class="sep"/>
+		<textarea name="languages" placeholder="es, en, de"
+			style="width: 100%; min-width: 24em; min-height: 4em"></textarea>
+	</div>
 	<div class="input">
 		<label for="user_filter">Account type:</label>
 		<br class="sep"/>
@@ -185,7 +191,7 @@
 					</div>
 				</div>
 			</div>
-			<div class="only mastodon disable-able">{mastodon:fields}</div>
+			<div class="only mastodon">{mastodon:fields}</div>
 			<div class="note">{note}</div>
 			<div style="margin-top: 1em; text-align: right;">
 

views/instance.php

@@ -192,6 +192,9 @@ window.view.instance = {
 					data.instances = instances;
 					data.user_filter = 'remote';
 				}
+				var languages = E.element('#filters-current textarea[name=languages]').value.trim();
+				if (languages !== '')
+					data.languages = languages;
 				const obj_noavatar = E.element('*[name=no_avatar]:checked');
 				if (obj_noavatar !== null)
 					data.no_avatar = '';
@@ -254,6 +257,7 @@ window.view.instance = {
 						E.element("#filters-current textarea[name=profile]").value = d.profile;
 					}
 					E.element('#filters-current textarea[name=instances]').value = d.instances !== undefined ? d.instances : '';
+					E.element('#filters-current textarea[name=languages]').value = d.languages !== undefined ? d.languages : '';
 					E.elements('#filters-current input[type=checkbox]').forEach(function(it){ it.checked = false });
 					if (d.no_avatar !== undefined)		E.element('#filters-current input[name=no_avatar]').click();
 					if (d.no_statuses !== undefined)	E.element('#filters-current input[name=no_statuses]').click();