Visitor Statistics

core/Api/VisitorsAPI.class.php

@@ -0,0 +1,88 @@
+<?php
+
+namespace Api {
+
+  abstract class VisitorsAPI extends Request {
+
+  }
+}
+
+namespace Api\Visitors {
+
+  use Api\Parameter\Parameter;
+  use Api\Parameter\StringType;
+  use Api\VisitorsAPI;
+  use DateTime;
+  use Driver\SQL\Condition\Compare;
+  use Driver\SQL\Query\Select;
+  use Objects\User;
+
+  class Stats extends VisitorsAPI {
+    public function __construct(User $user, bool $externalCall = false) {
+      parent::__construct($user, $externalCall, array(
+        'type' => new StringType('type', 32),
+        'date' => new Parameter('date', Parameter::TYPE_DATE, true, new DateTime())
+      ));
+    }
+
+    private function setConditions(string $type, DateTime $date, Select $query) {
+      if ($type === "yearly") {
+        $yearStart = $date->format("Y0000");
+        $yearEnd = $date->modify("+1 year")->format("Y0000");
+        $query->where(new Compare("day", $yearStart, ">="));
+        $query->where(new Compare("day", $yearEnd, "<"));
+      } else if($type === "monthly") {
+        $monthStart = $date->format("Ym00");
+        $monthEnd = $date->modify("+1 month")->format("Ym00");
+        $query->where(new Compare("day", $monthStart, ">="));
+        $query->where(new Compare("day", $monthEnd, "<"));
+      } else if($type === "weekly") {
+        $weekStart = ($date->modify("monday this week"))->format("Ymd");
+        $weekEnd = ($date->modify("sunday this week"))->format("Ymd");
+        $query->where(new Compare("day", $weekStart, ">="));
+        $query->where(new Compare("day", $weekEnd, "<="));
+      } else {
+        $this->createError("Invalid scope: $type");
+      }
+    }
+
+    public function execute($values = array()) {
+      if (!parent::execute($values)) {
+        return false;
+      }
+
+      $date = $this->getParam("date");
+      $type = $this->getParam("type");
+
+      $sql = $this->user->getSQL();
+      $query = $sql->select($sql->count(), "day")
+        ->from("Visitor")
+        ->where(new Compare("count", 1, ">"))
+        ->groupBy("day")
+        ->orderBy("day")
+        ->ascending();
+
+      $this->setConditions($type, $date, $query);
+      if (!$this->success) {
+        return false;
+      }
+
+      $res = $query->execute();
+      $this->success = ($res !== FALSE);
+      $this->lastError = $sql->getLastError();
+
+      if ($this->success) {
+        $this->result["type"] = $type;
+        $this->result["visitors"] = array();
+
+        foreach($res as $row) {
+          $day = DateTime::createFromFormat("Ymd", $row["day"])->format("Y/m/d");
+          $count = $row["count"];
+          $this->result["visitors"][$day] = $count;
+        }
+      }
+
+      return $this->success;
+    }
+  }
+}