statistics: A module to take part to the statistics at http://pods.jasonrobinson.me/

diff --git a/statistics_json/statistics_json.php b/statistics_json/statistics_json.php
new file mode 100644 (file)
index 0000000..d6c7b96
--- /dev/null
+++ b/statistics_json/statistics_json.php
@@ -0,0 +1,76 @@
+<?php
+
+/**
+ * Name: Statistics
+ * Description: Generates some statistics for http://pods.jasonrobinson.me/
+ * Version: 0.1
+ * Author: Michael Vogel <https://pirati.ca/profile/heluecht>
+ */
+
+function statistics_json_install() {
+}
+
+
+function statistics_json_uninstall() {
+}
+
+function statistics_json_module() {}
+
+function statistics_json_init() {
+       global $a;
+
+       $statistics = array(
+                       "name" => $a->config["sitename"],
+                       "version" => FRIENDICA_VERSION,
+                       "registrations_open" => ($a->config['register_policy'] != 0),
+                       );
+
+       $users = q("SELECT `user`.`login_date`, `lastitem`.`lastitem_date`
+                       FROM (SELECT MAX(`item`.`changed`) as `lastitem_date`, `item`.`uid`
+                               FROM `item`
+                                       WHERE `item`.`type` = 'wall'
+                                               GROUP BY `item`.`uid`) AS `lastitem`
+                                               RIGHT OUTER JOIN `user` ON `user`.`uid` = `lastitem`.`uid`, `contact`
+                                WHERE
+                                       `user`.`uid` = `contact`.`uid`
+                                       AND `user`.`verified` AND `contact`.`self`
+                                       AND NOT `user`.`blocked` AND NOT `user`.`hidewall`
+                                       AND NOT `user`.`account_removed`
+                                       AND NOT `user`.`account_expired`");
+
+       if (!is_array($users)) {
+                       $statistics["total_users"] = -1;
+                       $statistics["active_users_halfyear"] = -1;
+                       $statistics["active_users_monthly"] = -1;
+       } else {
+                       $statistics["total_users"] = count($users);
+                       $statistics["active_users_halfyear"] = 0;
+                       $statistics["active_users_monthly"] = 0;
+
+                       $halfyear = time() - (180 * 24 * 60 * 60);
+                       $month = time() - (30 * 24 * 60 * 60);
+
+                       foreach ($users AS $user) {
+                               if ((strtotime($user['login_date']) > $halfyear) OR
+                                       (strtotime($user['lastitem_date']) > $halfyear))
+                                       ++$statistics["active_users_halfyear"];
+
+                               if ((strtotime($user['login_date']) > $month) OR
+                                       (strtotime($user['lastitem_date']) > $month))
+                                       ++$statistics["active_users_monthly"];
+
+                       }
+       }
+
+       $posts = q("SELECT COUNT(*) AS local_posts FROM `item` WHERE `wall`");
+       if (!is_array($posts))
+               $statistics["local_posts"] = -1;
+       else
+               $statistics["local_posts"] = $posts[0]["local_posts"];
+
+       header("Content-Type: application/json");
+       echo json_encode($statistics);
+
+       logger("statistics_init: printed ".print_r($statistics, true));
+       killme();
+}