Cachet is now a Laravel 5 app

2015-03-20 18:30:45 -06:00
parent 7cfa158e68
commit b4ac66d727
338 changed files with 4164 additions and 4114 deletions
--- a/app/Models/Metric.php
+++ b/app/Models/Metric.php
@@ -0,0 +1,122 @@
+<?php
+
+namespace CachetHQ\Cachet\Models;
+
+use DateInterval;
+use DateTime;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\Config;
+use Illuminate\Support\Facades\DB;
+use Watson\Validating\ValidatingTrait;
+
+/**
+ * @property int            $id
+ * @property string         $name
+ * @property string         $suffix
+ * @property string         $description
+ * @property int            $display_chart
+ * @property \Carbon\Carbon $created_at
+ * @property \Carbon\Carbon $updated_at
+ */
+class Metric extends Model
+{
+    use ValidatingTrait;
+
+    const CALC_SUM = 0;
+    const CALC_AVG = 1;
+
+    /**
+     * The model's attributes.
+     *
+     * @var string[]
+     */
+    protected $attributes = [
+        'name'          => '',
+        'display_chart' => 1,
+        'default_value' => 0,
+        'calc_type'     => 0,
+    ];
+
+    /**
+     * The validation rules.
+     *
+     * @var string[]
+     */
+    protected $rules = [
+        'name'          => 'required',
+        'suffix'        => 'required',
+        'display_chart' => 'boolean',
+        'default_value' => 'numeric',
+    ];
+
+    /**
+     * The fillable properties.
+     *
+     * @var string[]
+     */
+    protected $fillable = ['name', 'suffix', 'description', 'display_chart', 'default_value', 'calc_type'];
+
+    /**
+     * Metrics contain many metric points.
+     *
+     * @return \Illuminate\Database\Eloquent\Relations\HasMany
+     */
+    public function points()
+    {
+        return $this->hasMany('CachetHQ\Cachet\Models\MetricPoint', 'metric_id', 'id');
+    }
+
+    /**
+     * Returns the sum of all values a metric has.
+     *
+     * @param int $hour
+     *
+     * @return int
+     */
+    public function getValues($hour)
+    {
+        $dateTime = new DateTime();
+        $dateTime->sub(new DateInterval('PT'.$hour.'H'));
+
+        if (Config::get('database.default') === 'mysql') {
+            if (! isset($this->calc_type) || $this->calc_type === self::CALC_SUM) {
+                $value = (int) $this->points()->whereRaw('DATE_FORMAT(created_at, "%Y%m%e%H") = '.$dateTime->format('YmdH'))->whereRaw('HOUR(created_at) = HOUR(DATE_SUB(NOW(), INTERVAL '.$hour.' HOUR))')->groupBy(DB::raw('HOUR(created_at)'))->sum('value');
+            } elseif ($this->calc_type === self::CALC_AVG) {
+                $value = (int) $this->points()->whereRaw('DATE_FORMAT(created_at, "%Y%m%e%H") = '.$dateTime->format('YmdH'))->whereRaw('HOUR(created_at) = HOUR(DATE_SUB(NOW(), INTERVAL '.$hour.' HOUR))')->groupBy(DB::raw('HOUR(created_at)'))->avg('value');
+            }
+        } else {
+            // Default metrics calculations.
+            if (! isset($this->calc_type) || $this->calc_type === self::CALC_SUM) {
+                $queryType = "sum(metric_points.value)";
+            } elseif ($this->calc_type === self::CALC_AVG) {
+                $queryType = "avg(metric_points.value)";
+            }
+
+            $query = DB::select("select {$queryType} as aggregate FROM metrics JOIN metric_points ON metric_points.metric_id = metrics.id WHERE to_char(metric_points.created_at, 'YYYYMMDDHH') = :timestamp AND to_char(metric_points.created_at, 'H') = to_char(now() - interval '{$hour} hour', 'H') GROUP BY to_char(metric_points.created_at, 'H')", [
+                'timestamp' => $dateTime->format('YmdH'),
+            ]);
+
+            if (isset($query[0])) {
+                $value = $query[0]->aggregate;
+            } else {
+                $value = 0;
+            }
+        }
+
+        if ($value === 0 && $this->default_value != $value) {
+            return $this->default_value;
+        }
+
+        return $value;
+    }
+
+    /**
+     * Determines whether a chart should be shown.
+     *
+     * @return bool
+     */
+    public function getShouldDisplayAttribute()
+    {
+        return $this->display_chart === 1;
+    }
+}