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			834 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			834 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable File
		
	
	
	
	
| <?php
 | |
| 
 | |
| /**
 | |
|  * All of the raw thermostat data sits here. Many millions of rows.
 | |
|  *
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|  * @author Jon Ziebell
 | |
|  */
 | |
| class runtime_thermostat extends cora\crud {
 | |
| 
 | |
|   public static $exposed = [
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|     'private' => [
 | |
|       'read',
 | |
|       'sync',
 | |
|       'download'
 | |
|     ],
 | |
|     'public' => []
 | |
|   ];
 | |
| 
 | |
|   public static $cache = [
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|     'sync' => 900, // 15 Minutes
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|     'read' => 900,  // 15 Minutes
 | |
|   ];
 | |
| 
 | |
|   /**
 | |
|    * The user_id column is not present on this table to reduce data overhead.
 | |
|    * No public reads are performed on this table so as long as thermostat_id
 | |
|    * is always used on reads in this class then this is fine.
 | |
|    */
 | |
|   public static $user_locked = false;
 | |
| 
 | |
|   /**
 | |
|    * List of columns that are synced from ecobee.
 | |
|    */
 | |
|   private static $ecobee_columns = [
 | |
|     'compCool1',         // compressor_1
 | |
|     'compCool2',         // compressor_2
 | |
|     'compHeat1',         // compressor_1
 | |
|     'compHeat2',         // compressor_2
 | |
|     'auxHeat1',          // auxiliary_heat_1
 | |
|     'auxHeat2',          // auxiliary_heat_2
 | |
|     'fan',               // fan
 | |
|     'humidifier',        // accessory
 | |
|     'dehumidifier',      // accessory
 | |
|     'ventilator',        // accessory
 | |
|     'economizer',        // accessory
 | |
|     'hvacMode',          // system_mode
 | |
|     'zoneAveTemp',       // indoor_temperature
 | |
|     'zoneHumidity',      // indoor_humidity
 | |
|     'outdoorTemp',       // outdoor_temperature
 | |
|     'outdoorHumidity',   // outdoor_humidity
 | |
|     'zoneCalendarEvent', // event_runtime_thermostat_text_id
 | |
|     'zoneClimate',       // climate_runtime_thermostat_text_id
 | |
|     'zoneCoolTemp',      // setpoint_cool
 | |
|     'zoneHeatTemp'       // setpoint_heat
 | |
|   ];
 | |
| 
 | |
|   /**
 | |
|    * Main function for syncing thermostat data. Looks at the current state of
 | |
|    * things and decides which direction (forwards or backwards) makes the most
 | |
|    * sense.
 | |
|    *
 | |
|    * @param int $thermostat_id Optional thermostat_id to sync. If not set will
 | |
|    * sync all thermostats attached to this user.
 | |
|    */
 | |
|   public function sync($thermostat_id = null) {
 | |
|     // Skip this for the demo
 | |
|     if($this->setting->is_demo() === true) {
 | |
|       return;
 | |
|     }
 | |
| 
 | |
|     set_time_limit(0);
 | |
| 
 | |
|     if($thermostat_id === null) {
 | |
|       $thermostat_ids = array_keys(
 | |
|         $this->api(
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|           'thermostat',
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|           'read_id',
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|           [
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|             'attributes' => [
 | |
|               'inactive' => 0
 | |
|             ]
 | |
|           ]
 | |
|         )
 | |
|       );
 | |
|     } else {
 | |
|       $this->user_lock($thermostat_id);
 | |
|       $thermostat_ids = [$thermostat_id];
 | |
|     }
 | |
| 
 | |
|     foreach($thermostat_ids as $thermostat_id) {
 | |
|       // Get a lock to ensure that this is not invoked more than once at a time
 | |
|       // per thermostat.
 | |
|       $lock_name = 'runtime->sync(' . $thermostat_id . ')';
 | |
|       $this->database->get_lock($lock_name);
 | |
| 
 | |
|       $thermostat = $this->api('thermostat', 'get', $thermostat_id);
 | |
| 
 | |
|       if(
 | |
|         $thermostat['sync_begin'] === $thermostat['first_connected'] ||
 | |
|         (
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|           $thermostat['sync_begin'] !== null &&
 | |
|           strtotime($thermostat['sync_begin']) <= strtotime('-1 year')
 | |
|         )
 | |
|       ) {
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|         $this->sync_forwards($thermostat_id);
 | |
|       } else {
 | |
|         $this->sync_backwards($thermostat_id);
 | |
|       }
 | |
| 
 | |
|       // If only syncing one thermostat this will delay the sync of the other
 | |
|       // thermostat. Not a huge deal, just FYI.
 | |
|       $this->api(
 | |
|         'user',
 | |
|         'update_sync_status',
 | |
|         [
 | |
|           'key' => 'runtime'
 | |
|         ]
 | |
|       );
 | |
| 
 | |
|       $this->database->release_lock($lock_name);
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Sync backwards. When running for the first time it will sync from now all
 | |
|    * the way back to the first connected date. If it is called again it will
 | |
|    * check to see if a full backwards sync has already completed. If it has,
 | |
|    * it will throw an exception. If not, it will resume the backwards sync.
 | |
|    *
 | |
|    * @param int $thermostat_id
 | |
|    */
 | |
|   private function sync_backwards($thermostat_id) {
 | |
|     $thermostat = $this->api('thermostat', 'get', $thermostat_id);
 | |
| 
 | |
|     if($thermostat['sync_begin'] === $thermostat['first_connected']) {
 | |
|       throw new \Exception('Full sync already performed; must call sync_forwards() now.', 10200);
 | |
|     }
 | |
| 
 | |
|     if($thermostat['sync_begin'] === null) {
 | |
|       // Sync from when the thermostat was first connected until now.
 | |
|       $sync_begin = strtotime($thermostat['first_connected']);
 | |
|       $sync_end = time();
 | |
|     }
 | |
|     else {
 | |
|       // Sync from when the thermostat was first connected until sync_end.
 | |
|       $sync_begin = strtotime($thermostat['first_connected']);
 | |
|       $sync_end = strtotime($thermostat['sync_begin']);
 | |
|     }
 | |
| 
 | |
|     // Only sync up to the past year of data. Outside of this there won't even
 | |
|     // be a partition for the data to go into.
 | |
|     $sync_begin = max(strtotime('-1 year'), $sync_begin);
 | |
| 
 | |
|     $chunk_begin = $sync_end;
 | |
|     $chunk_end = $sync_end;
 | |
| 
 | |
|     /**
 | |
|      * Loop over the dates and do the actual sync. Each chunk is wrapped in a
 | |
|      * transaction for a little bit of protection against exceptions
 | |
|      * introducing bad data and causing the whole sync to fail. Commit any
 | |
|      * open transactions first though.
 | |
|      */
 | |
|     $this->database->commit_transaction();
 | |
|     do {
 | |
|       $this->database->start_transaction();
 | |
| 
 | |
|       $chunk_begin = strtotime('-1 week', $chunk_end);
 | |
|       $chunk_begin = max($chunk_begin, $sync_begin);
 | |
| 
 | |
|       $this->sync_($thermostat['thermostat_id'], $chunk_begin, $chunk_end);
 | |
| 
 | |
|       // Update the thermostat with the current sync range
 | |
|       $this->api(
 | |
|         'thermostat',
 | |
|         'update',
 | |
|         [
 | |
|           'attributes' => [
 | |
|             'thermostat_id' => $thermostat['thermostat_id'],
 | |
|             'sync_begin' => date('Y-m-d H:i:s', $chunk_begin),
 | |
|             'sync_end' => date(
 | |
|               'Y-m-d H:i:s',
 | |
|               max(
 | |
|                 $sync_end,
 | |
|                 strtotime($thermostat['sync_end'])
 | |
|               )
 | |
|             )
 | |
|           ]
 | |
|         ]
 | |
|       );
 | |
| 
 | |
|       // Populate on the fly.
 | |
|       $this->api(
 | |
|         'runtime_thermostat_summary',
 | |
|         'populate',
 | |
|         $thermostat_id
 | |
|       );
 | |
| 
 | |
|       // Because I am doing day-level syncing this will end up fetching an
 | |
|       // overlapping day of data every time. But if I properly switch this to
 | |
|       // interval-level syncing this should be correct or at the very least
 | |
|       // return a minimal one extra row of data.
 | |
|       $chunk_end = $chunk_begin;
 | |
| 
 | |
|       $this->database->commit_transaction();
 | |
|     } while ($chunk_begin > $sync_begin);
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Sync forwards from thermostat.sync_end until now. This should be used for
 | |
|    * all syncs except the first one.
 | |
|    *
 | |
|    * @param int $thermostat_id
 | |
|    */
 | |
|   private function sync_forwards($thermostat_id) {
 | |
|     $thermostat = $this->api('thermostat', 'get', $thermostat_id);
 | |
| 
 | |
|     // Sync from the last sync time until now. Go a couple hours back in time to
 | |
|     // cover that 1 hour delay.
 | |
|     $sync_begin = strtotime($thermostat['sync_end'] . ' -2 hours');
 | |
|     $sync_end = time();
 | |
| 
 | |
|     $chunk_begin = $sync_begin;
 | |
|     $chunk_end = $sync_begin;
 | |
| 
 | |
|     // Loop over the dates and do the actual sync. Each chunk is wrapped in a
 | |
|     // transaction for a little bit of protection against exceptions introducing
 | |
|     // bad data and causing the whole sync to fail.
 | |
|     do {
 | |
|       $this->database->start_transaction();
 | |
| 
 | |
|       $chunk_end = strtotime('+1 week', $chunk_begin);
 | |
|       $chunk_end = min($chunk_end, $sync_end);
 | |
| 
 | |
|       $this->sync_($thermostat['thermostat_id'], $chunk_begin, $chunk_end);
 | |
| 
 | |
|       // Update the thermostat with the current sync range
 | |
|       $this->api(
 | |
|         'thermostat',
 | |
|         'update',
 | |
|         [
 | |
|           'attributes' => [
 | |
|             'thermostat_id' => $thermostat['thermostat_id'],
 | |
|             'sync_end' => date('Y-m-d H:i:s', $chunk_end)
 | |
|           ]
 | |
|         ]
 | |
|       );
 | |
| 
 | |
|       $chunk_begin = strtotime('+1 day', $chunk_end);
 | |
| 
 | |
|       $this->database->commit_transaction();
 | |
|     } while ($chunk_end < $sync_end);
 | |
| 
 | |
|     // Populate at the end of a full sync forwards.
 | |
|     $this->api(
 | |
|       'runtime_thermostat_summary',
 | |
|       'populate',
 | |
|       $thermostat_id
 | |
|     );
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Get the runtime report data for a specified thermostat. Originally this
 | |
|    * was basically a 1:1 import from ecobee. But due to the size of the data
 | |
|    * this now does some fancy logic to merge certain columns down and alter
 | |
|    * their data types just a bit.
 | |
|    *
 | |
|    * @param int $thermostat_id
 | |
|    * @param int $begin
 | |
|    * @param int $end
 | |
|    */
 | |
|   private function sync_($thermostat_id, $begin, $end) {
 | |
|     $this->user_lock($thermostat_id);
 | |
| 
 | |
|     $thermostat = $this->api('thermostat', 'get', $thermostat_id);
 | |
|     $ecobee_thermostat = $this->api('ecobee_thermostat', 'get', $thermostat['ecobee_thermostat_id']);
 | |
| 
 | |
|     /**
 | |
|      * Round begin/end down to the next 5 minutes. This keep things tidy.
 | |
|      * Without this, I would query for rows between 10:35:16, for example, and
 | |
|      * not get the row at 10:35:00. But the interval function would return it
 | |
|      * and then duplicate databse entry.
 | |
|      */
 | |
|     $begin = floor($begin / 300) * 300;
 | |
|     $end = floor($end / 300) * 300;
 | |
| 
 | |
|     $begin_interval = $this->get_interval($begin);
 | |
|     $end_interval = $this->get_interval($end);
 | |
| 
 | |
|     $begin_date = date('Y-m-d', $begin);
 | |
|     $end_date = date('Y-m-d', $end);
 | |
| 
 | |
|     $response = $this->api(
 | |
|       'ecobee',
 | |
|       'ecobee_api',
 | |
|       [
 | |
|         'method' => 'GET',
 | |
|         'endpoint' => 'runtimeReport',
 | |
|         'arguments' => [
 | |
|           'body' => json_encode([
 | |
|             'selection' => [
 | |
|               'selectionType' => 'thermostats',
 | |
|               'selectionMatch' => $ecobee_thermostat['identifier']
 | |
|             ],
 | |
|             'startDate' => $begin_date,
 | |
|             'endDate' => $end_date,
 | |
|             'startInterval' => $begin_interval,
 | |
|             'endInterval' => $end_interval,
 | |
|             'columns' => implode(',', self::$ecobee_columns),
 | |
|             'includeSensors' => false
 | |
|           ])
 | |
|         ]
 | |
|       ]
 | |
|     );
 | |
| 
 | |
|     /**
 | |
|      * Read any existing rows from the database so we know if this is an
 | |
|      * insert or an update. Note that even though I have $begin and $end
 | |
|      * already defined, I always look in the database according to what ecobee
 | |
|      * actually returned just in case the returned data goes outside of what I
 | |
|      * requested for some reason.
 | |
|      */
 | |
|     $columns_begin = $this->get_columns(
 | |
|       $response['reportList'][0]['rowList'][0]
 | |
|     );
 | |
|     $columns_end = $this->get_columns(
 | |
|       $response['reportList'][0]['rowList'][count($response['reportList'][0]['rowList']) - 1]
 | |
|     );
 | |
| 
 | |
|     $existing_rows = $this->database->read(
 | |
|       'runtime_thermostat',
 | |
|       [
 | |
|         'thermostat_id' => $thermostat_id,
 | |
|         'timestamp' => [
 | |
|           'value' => [
 | |
|             $this->get_utc_datetime(
 | |
|               date(
 | |
|                 'Y-m-d H:i:s',
 | |
|                 strtotime($columns_begin['date'] . ' ' . $columns_begin['time'] . ' -1 hour')
 | |
|               ),
 | |
|               $thermostat['time_zone']
 | |
|             ),
 | |
|             $this->get_utc_datetime(
 | |
|               date(
 | |
|                 'Y-m-d H:i:s',
 | |
|                 strtotime($columns_end['date'] . ' ' . $columns_end['time'] . ' +1 hour')
 | |
|               ),
 | |
|               $thermostat['time_zone']
 | |
|             )
 | |
|           ],
 | |
|           'operator' => 'between'
 | |
|         ]
 | |
|       ]
 | |
|     );
 | |
| 
 | |
|     $existing_timestamps = [];
 | |
|     foreach($existing_rows as $existing_row) {
 | |
|       $existing_timestamps[$existing_row['timestamp']] = $existing_row['runtime_thermostat_id'];
 | |
|     }
 | |
| 
 | |
|     // Loop over the ecobee data
 | |
|     foreach ($response['reportList'][0]['rowList'] as $row) {
 | |
|       $columns = $this->get_columns($row);
 | |
| 
 | |
|       /**
 | |
|        * If any of these values are null just throw the whole row away. This
 | |
|        * should very rarely happen as ecobee reports 0 values. The driver of
 | |
|        * this is the summary table...trying to aggregate sums for these values
 | |
|        * is easy, but in order to accurately represent those sums I need to
 | |
|        * know how many rows were included. I would have to store one count per
 | |
|        * sum in the summary table to manage that...or just not store the data
 | |
|        * to begin with.
 | |
|        *
 | |
|        * Also threw in null checks on a bunch of other fields just to simplify
 | |
|        * the code later on. This happens so rarely that throwing away a whole
 | |
|        * row for a null value shouldn't have any noticeable negative effect.
 | |
|        *
 | |
|        * Note: Don't ignore zoneHeatTemp or zoneCoolTemp. Sometimes those are
 | |
|        * legit null as the thermostat may be for heat/cool only (see #160).
 | |
|        */
 | |
|       if(
 | |
|         $columns['hvacMode'] === null ||
 | |
|         $columns['zoneAveTemp'] === null ||
 | |
|         $columns['zoneHumidity'] === null ||
 | |
|         $columns['outdoorTemp'] === null ||
 | |
|         $columns['outdoorHumidity'] === null ||
 | |
|         $columns['compHeat1'] === null ||
 | |
|         $columns['compHeat2'] === null ||
 | |
|         $columns['compCool1'] === null ||
 | |
|         $columns['compCool2'] === null ||
 | |
|         $columns['auxHeat1'] === null ||
 | |
|         $columns['auxHeat2'] === null ||
 | |
|         $columns['fan'] === null ||
 | |
|         $columns['humidifier'] === null ||
 | |
|         $columns['dehumidifier'] === null ||
 | |
|         $columns['ventilator'] === null ||
 | |
|         $columns['economizer'] === null
 | |
|       ) {
 | |
|         continue;
 | |
|       }
 | |
| 
 | |
|       // Date and time are first two columns of the returned data. It is
 | |
|       // returned in thermostat time, so convert it to UTC first.
 | |
|       $timestamp = $this->get_utc_datetime(
 | |
|         $columns['date'] . ' ' . $columns['time'],
 | |
|         $thermostat['time_zone']
 | |
|       );
 | |
| 
 | |
|       $data = [];
 | |
| 
 | |
|       $data['thermostat_id'] = $thermostat_id;
 | |
|       $data['timestamp'] = $timestamp;
 | |
| 
 | |
|       if ($columns['compCool1'] > 0 || $columns['compCool2'] > 0) {
 | |
|         $data['compressor_mode'] = 'cool';
 | |
|         $data['compressor_1'] = $columns['compCool1'] - $columns['compCool2'];
 | |
|         $data['compressor_2'] = $columns['compCool2'];
 | |
|       } else if ($columns['compHeat1'] > 0 || $columns['compHeat2'] > 0) {
 | |
|         $data['compressor_mode'] = 'heat';
 | |
|         $data['compressor_1'] = $columns['compHeat1'] - $columns['compHeat2'];
 | |
|         $data['compressor_2'] = $columns['compHeat2'];
 | |
|       } else {
 | |
|         $data['compressor_mode'] = 'off';
 | |
|         $data['compressor_1'] = 0;
 | |
|         $data['compressor_2'] = 0;
 | |
|       }
 | |
| 
 | |
|       $data['auxiliary_heat_1'] = $columns['auxHeat1'] - $columns['auxHeat2'];
 | |
|       $data['auxiliary_heat_2'] = $columns['auxHeat2'];
 | |
| 
 | |
|       if($columns['humidifier'] > 0) {
 | |
|         $data['accessory_type'] = 'humidifier';
 | |
|         $data['accessory'] = $columns['humidifier'];
 | |
|       } else if($columns['dehumidifier'] > 0) {
 | |
|         $data['accessory_type'] = 'dehumidifier';
 | |
|         $data['accessory'] = $columns['dehumidifier'];
 | |
|       } else if($columns['ventilator'] > 0) {
 | |
|         $data['accessory_type'] = 'ventilator';
 | |
|         $data['accessory'] = $columns['ventilator'];
 | |
|       } else if($columns['economizer'] > 0) {
 | |
|         $data['accessory_type'] = 'economizer';
 | |
|         $data['accessory'] = $columns['economizer'];
 | |
|       } else {
 | |
|         $data['accessory_type'] = 'off';
 | |
|         $data['accessory'] = 0;
 | |
|       }
 | |
| 
 | |
|       // Ecobee does not report fan usage when it does not control the fan, so
 | |
|       // this will mark the fan as running when certain equipment is on.
 | |
|       $data['fan'] = max(
 | |
|         $columns['fan'],
 | |
|         $data['compressor_1'],
 | |
|         $data['compressor_2'],
 | |
|         $data['auxiliary_heat_1'],
 | |
|         $data['auxiliary_heat_2'],
 | |
|         $data['accessory']
 | |
|       );
 | |
| 
 | |
|       $system_modes = [
 | |
|         'auto' => 'auto',
 | |
|         'cool' => 'cool',
 | |
|         'heat' => 'heat',
 | |
|         'auxHeatOnly' => 'auxiliary_heat',
 | |
|         'off' => 'off'
 | |
|       ];
 | |
|       $data['system_mode'] = $system_modes[$columns['hvacMode']];
 | |
| 
 | |
|       $data['indoor_temperature'] = $columns['zoneAveTemp'] * 10;
 | |
|       $data['indoor_humidity'] = round($columns['zoneHumidity']);
 | |
| 
 | |
|       $data['outdoor_temperature'] = $columns['outdoorTemp'] * 10;
 | |
|       $data['outdoor_humidity'] = round($columns['outdoorHumidity']);
 | |
| 
 | |
|       $data['event_runtime_thermostat_text_id'] = $this->api(
 | |
|         'runtime_thermostat_text',
 | |
|         'get_create',
 | |
|         $columns['zoneCalendarEvent']
 | |
|       )['runtime_thermostat_text_id'];
 | |
|       $data['climate_runtime_thermostat_text_id'] = $this->api(
 | |
|         'runtime_thermostat_text',
 | |
|         'get_create',
 | |
|         $columns['zoneClimate']
 | |
|       )['runtime_thermostat_text_id'];
 | |
| 
 | |
|       $data['setpoint_cool'] = $columns['zoneCoolTemp'] * 10;
 | |
|       $data['setpoint_heat'] = $columns['zoneHeatTemp'] * 10;
 | |
| 
 | |
|       // Create or update the database
 | |
|       if(isset($existing_timestamps[$timestamp]) === true) {
 | |
|         $data['runtime_thermostat_id'] = $existing_timestamps[$timestamp];
 | |
|         $this->database->update('runtime_thermostat', $data, 'id');
 | |
|       }
 | |
|       else {
 | |
|         $existing_timestamps[$timestamp] = $this->database->create('runtime_thermostat', $data, 'id');
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Get the ecobee "interval" value from a timestamp.
 | |
|    *
 | |
|    * @param string $timestamp The timestamp.
 | |
|    *
 | |
|    * @return int The interval.
 | |
|    */
 | |
|   private function get_interval($timestamp) {
 | |
|     $hours = date('G', $timestamp);
 | |
|     $minutes = date('i', $timestamp);
 | |
| 
 | |
|     return ($hours * 12) + floor($minutes / 5);
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Convert a string CSV row to cleaned up array of columns.
 | |
|    *
 | |
|    * @param string $row
 | |
|    *
 | |
|    * @return array
 | |
|    */
 | |
|   private function get_columns($row) {
 | |
|     $return = [];
 | |
| 
 | |
|     $columns = explode(',', substr($row, 0, -1));
 | |
|     $return['date'] = array_splice($columns, 0, 1)[0];
 | |
|     $return['time'] = array_splice($columns, 0, 1)[0];
 | |
| 
 | |
|     for($i = 0; $i < count($columns); $i++) {
 | |
|       $columns[$i] = trim($columns[$i]);
 | |
|       $return[self::$ecobee_columns[$i]] = $columns[$i] === '' ? null : $columns[$i];
 | |
|     }
 | |
| 
 | |
|     return $return;
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Convert a local datetime string to a UTC datetime string.
 | |
|    *
 | |
|    * @param string $local_datetime Local datetime string.
 | |
|    * @param string $local_time_zone The local time zone to convert from.
 | |
|    *
 | |
|    * @return string The UTC datetime string.
 | |
|    */
 | |
|   private function get_utc_datetime($local_datetime, $local_time_zone) {
 | |
|     $local_time_zone = new DateTimeZone($local_time_zone);
 | |
|     $utc_time_zone = new DateTimeZone('UTC');
 | |
|     $date_time = new DateTime($local_datetime, $local_time_zone);
 | |
|     $date_time->setTimezone($utc_time_zone);
 | |
| 
 | |
|     return $date_time->format('Y-m-d H:i:s');
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Convert a UTC datetime string to a UTC datetime string.
 | |
|    *
 | |
|    * @param string $utc_datetime Local datetime string.
 | |
|    * @param string $local_time_zone The local time zone to convert from.
 | |
|    *
 | |
|    * @return string The UTC datetime string.
 | |
|    */
 | |
|   private function get_local_datetime($utc_datetime, $local_time_zone) {
 | |
|     $local_time_zone = new DateTimeZone($local_time_zone);
 | |
|     $utc_time_zone = new DateTimeZone('UTC');
 | |
|     $date_time = new DateTime($utc_datetime, $utc_time_zone);
 | |
|     $date_time->setTimezone($local_time_zone);
 | |
| 
 | |
|     return $date_time->format('Y-m-d H:i:s');
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Read data from the runtime_thermostat table. Basically just a crud read
 | |
|    * but has custom security for thermostat_id since user_id is not on the
 | |
|    * table.
 | |
|    *
 | |
|    * @param array $attributes Timestamps can be specified in any format. If no
 | |
|    * time zone information is sent, UTC is assumed.
 | |
|    * @param array $columns
 | |
|    *
 | |
|    * @return array
 | |
|    */
 | |
|   public function read($attributes = [], $columns = []) {
 | |
|     $this->user_lock($attributes['thermostat_id']);
 | |
| 
 | |
|     // Check for exceptions.
 | |
|     if (isset($attributes['thermostat_id']) === false) {
 | |
|       throw new \Exception('Missing required attribute: thermostat_id.', 10201);
 | |
|     }
 | |
| 
 | |
|     if (isset($attributes['timestamp']) === false) {
 | |
|       throw new \Exception('Missing required attribute: timestamp.', 10202);
 | |
|     }
 | |
| 
 | |
|     if (
 | |
|       is_array($attributes['timestamp']) === true &&
 | |
|       in_array($attributes['timestamp']['operator'], ['>', '>=', '<', '<=']) === true &&
 | |
|       is_array($attributes['timestamp']['value']) === true
 | |
|     ) {
 | |
|       if(count($attributes['timestamp']['value']) === 1) {
 | |
|         $attributes['timestamp']['value'] = $attributes['timestamp']['value'][0];
 | |
|       } else {
 | |
|         throw new \Exception('Must only specify one timestamp value unless using the "between" operator.', 10204);
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     $thermostat = $this->api('thermostat', 'get', $attributes['thermostat_id']);
 | |
|     $max_range = 2592000; // 30 days
 | |
|     if (
 | |
|       (
 | |
|         is_array($attributes['timestamp']) === true &&
 | |
|         $attributes['timestamp']['operator'] === 'between' &&
 | |
|         abs(strtotime($attributes['timestamp']['value'][0]) - strtotime($attributes['timestamp']['value'][1]))  > $max_range
 | |
|       ) ||
 | |
|       (
 | |
|         is_array($attributes['timestamp']) === true &&
 | |
|         in_array($attributes['timestamp']['operator'], ['>', '>=']) === true &&
 | |
|         time() - strtotime($attributes['timestamp']['value']) > $max_range
 | |
|       ) ||
 | |
|       (
 | |
|         is_array($attributes['timestamp']) === true &&
 | |
|         in_array($attributes['timestamp']['operator'], ['<', '<=']) === true &&
 | |
|         strtotime($attributes['timestamp']['value']) - min(strtotime($thermostat['first_connected']), strtotime($thermostat['sync_begin'])) > $max_range
 | |
|       )
 | |
|     ) {
 | |
|       throw new \Exception('Max range is 30 days.', 10205);
 | |
|     }
 | |
| 
 | |
|     // Read the data.
 | |
|     $runtime_thermostats = $this->database->read(
 | |
|       'runtime_thermostat',
 | |
|       [
 | |
|         'timestamp' => $attributes['timestamp'],
 | |
|         'thermostat_id' => $attributes['thermostat_id']
 | |
|       ],
 | |
|       [],
 | |
|       'timestamp' // order by
 | |
|     );
 | |
| 
 | |
|     // Get the appropriate runtime_thermostat_texts.
 | |
|     $runtime_thermostat_text_ids = array_unique(array_merge(
 | |
|       array_column($runtime_thermostats, 'event_runtime_thermostat_text_id'),
 | |
|       array_column($runtime_thermostats, 'climate_runtime_thermostat_text_id')
 | |
|     ));
 | |
|     $runtime_thermostat_texts = $this->api(
 | |
|       'runtime_thermostat_text',
 | |
|       'read_id',
 | |
|       [
 | |
|         'attributes' => [
 | |
|           'runtime_thermostat_text_id' => $runtime_thermostat_text_ids
 | |
|         ]
 | |
|       ]
 | |
|     );
 | |
| 
 | |
|     // Clean up the data just a bit.
 | |
|     foreach ($runtime_thermostats as &$runtime_thermostat) {
 | |
|       $runtime_thermostat['timestamp'] = date(
 | |
|         'c',
 | |
|         strtotime($runtime_thermostat['timestamp'])
 | |
|       );
 | |
| 
 | |
|       foreach([
 | |
|         'indoor_temperature',
 | |
|         'outdoor_temperature',
 | |
|         'setpoint_cool',
 | |
|         'setpoint_heat'
 | |
|       ] as $key) {
 | |
|         if ($runtime_thermostat[$key] !== null) {
 | |
|           $runtime_thermostat[$key] /= 10;
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       if ($runtime_thermostat['event_runtime_thermostat_text_id'] !== null) {
 | |
|         $runtime_thermostat['event'] = $runtime_thermostat_texts[
 | |
|           $runtime_thermostat['event_runtime_thermostat_text_id']
 | |
|         ]['value'];
 | |
|       } else {
 | |
|         $runtime_thermostat['event'] = null;
 | |
|       }
 | |
|       unset($runtime_thermostat['event_runtime_thermostat_text_id']);
 | |
| 
 | |
|       if ($runtime_thermostat['climate_runtime_thermostat_text_id'] !== null) {
 | |
|         $runtime_thermostat['climate'] = $runtime_thermostat_texts[
 | |
|           $runtime_thermostat['climate_runtime_thermostat_text_id']
 | |
|         ]['value'];
 | |
|       } else {
 | |
|         $runtime_thermostat['climate'] = null;
 | |
|       }
 | |
|       unset($runtime_thermostat['climate_runtime_thermostat_text_id']);
 | |
|     }
 | |
| 
 | |
|     return $runtime_thermostats;
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Download all data that exists for a specific thermostat.
 | |
|    *
 | |
|    * @param int $thermostat_id
 | |
|    * @param string $download_begin Optional; the date to begin the download.
 | |
|    * @param string $download_end Optional; the date to end the download.
 | |
|    */
 | |
|   public function download($thermostat_id, $download_begin = null, $download_end = null) {
 | |
|     set_time_limit(120);
 | |
| 
 | |
|     $this->user_lock($thermostat_id);
 | |
| 
 | |
|     $thermostat = $this->api('thermostat', 'get', $thermostat_id);
 | |
|     $ecobee_thermostat = $this->api(
 | |
|       'ecobee_thermostat',
 | |
|       'get',
 | |
|       $thermostat['ecobee_thermostat_id']
 | |
|     );
 | |
| 
 | |
|     if($download_begin === null) {
 | |
|       $download_begin = strtotime($thermostat['first_connected']);
 | |
|     } else {
 | |
|       $download_begin = strtotime($download_begin);
 | |
|     }
 | |
| 
 | |
|     if($download_end === null) {
 | |
|       $download_end = time();
 | |
|     } else {
 | |
|       $download_end = strtotime($download_end);
 | |
|     }
 | |
| 
 | |
|     $chunk_begin = $download_begin;
 | |
|     $chunk_end = $download_begin;
 | |
| 
 | |
|     $bytes = 0;
 | |
| 
 | |
|     $output = fopen('php://output', 'w');
 | |
|     $needs_header = true;
 | |
|     do {
 | |
|       $chunk_end = strtotime('+1 week', $chunk_begin);
 | |
|       $chunk_end = min($chunk_end, $download_end);
 | |
| 
 | |
|       $runtime_thermostats = $this->database->read(
 | |
|         'runtime_thermostat',
 | |
|         [
 | |
|           'thermostat_id' => $thermostat_id,
 | |
|           'timestamp' => [
 | |
|             'value' => [date('Y-m-d H:i:s', $chunk_begin), date('Y-m-d H:i:s', $chunk_end)] ,
 | |
|             'operator' => 'between'
 | |
|           ]
 | |
|         ],
 | |
|         [],
 | |
|         'timestamp' // order by
 | |
|       );
 | |
| 
 | |
|       // Get the appropriate runtime_thermostat_texts.
 | |
|       $runtime_thermostat_text_ids = array_unique(array_merge(
 | |
|         array_column($runtime_thermostats, 'event_runtime_thermostat_text_id'),
 | |
|         array_column($runtime_thermostats, 'climate_runtime_thermostat_text_id')
 | |
|       ));
 | |
|       $runtime_thermostat_texts = $this->api(
 | |
|         'runtime_thermostat_text',
 | |
|         'read_id',
 | |
|         [
 | |
|           'attributes' => [
 | |
|             'runtime_thermostat_text_id' => $runtime_thermostat_text_ids
 | |
|           ]
 | |
|         ]
 | |
|       );
 | |
| 
 | |
| 
 | |
|       if ($needs_header === true && count($runtime_thermostats) > 0) {
 | |
|         $headers = array_keys($runtime_thermostats[0]);
 | |
| 
 | |
|         // Remove the IDs and rename two columns.
 | |
|         unset($headers[array_search('runtime_thermostat_id', $headers)]);
 | |
|         unset($headers[array_search('thermostat_id', $headers)]);
 | |
|         $headers[array_search('event_runtime_thermostat_text_id', $headers)] = 'event';
 | |
|         $headers[array_search('climate_runtime_thermostat_text_id', $headers)] = 'climate';
 | |
| 
 | |
|         $bytes += fputcsv($output, $headers);
 | |
|         $needs_header = false;
 | |
|       }
 | |
| 
 | |
|       foreach($runtime_thermostats as $runtime_thermostat) {
 | |
|         unset($runtime_thermostat['runtime_thermostat_id']);
 | |
|         unset($runtime_thermostat['thermostat_id']);
 | |
| 
 | |
|         $runtime_thermostat['timestamp'] = $this->get_local_datetime(
 | |
|           $runtime_thermostat['timestamp'],
 | |
|           $thermostat['time_zone']
 | |
|         );
 | |
| 
 | |
|         // Return temperatures in a human-readable format.
 | |
|         foreach(['indoor_temperature', 'outdoor_temperature', 'setpoint_heat', 'setpoint_cool'] as $key) {
 | |
|           if($runtime_thermostat[$key] !== null) {
 | |
|             $runtime_thermostat[$key] /= 10;
 | |
|           }
 | |
|         }
 | |
| 
 | |
|         // Replace event and climate with their string values.
 | |
|         if ($runtime_thermostat['event_runtime_thermostat_text_id'] !== null) {
 | |
|           $runtime_thermostat['event_runtime_thermostat_text_id'] = $runtime_thermostat_texts[$runtime_thermostat['event_runtime_thermostat_text_id']]['value'];
 | |
|         }
 | |
| 
 | |
|         if ($runtime_thermostat['climate_runtime_thermostat_text_id'] !== null) {
 | |
|           $runtime_thermostat['climate_runtime_thermostat_text_id'] = $runtime_thermostat_texts[$runtime_thermostat['climate_runtime_thermostat_text_id']]['value'];
 | |
|         }
 | |
| 
 | |
|         $bytes += fputcsv($output, $runtime_thermostat);
 | |
|       }
 | |
| 
 | |
|       $chunk_begin = strtotime('+1 day', $chunk_end);
 | |
|     } while ($chunk_end < $download_end);
 | |
|     fclose($output);
 | |
| 
 | |
|     $this->cora->set_headers([
 | |
|       'Content-Type' => 'text/csv',
 | |
|       'Content-Length' => $bytes,
 | |
|       'Content-Disposition' => 'attachment; filename="Beestat Export - ' . $ecobee_thermostat['identifier'] . '.csv"',
 | |
|       'Pragma' => 'no-cache',
 | |
|       'Expires' => '0',
 | |
|     ], true);
 | |
|   }
 | |
| 
 | |
|   /**
 | |
|    * Since this table does not have a user_id column, security must be handled
 | |
|    * manually. Call this with a thermostat_id to verify that the current user
 | |
|    * has access to the requested thermostat.
 | |
|    *
 | |
|    * @param int $thermostat_id
 | |
|    *
 | |
|    * @throws \Exception If the current user doesn't have access to the
 | |
|    * requested thermostat.
 | |
|    */
 | |
|   private function user_lock($thermostat_id) {
 | |
|     $thermostats = $this->api('thermostat', 'read_id');
 | |
|     if (isset($thermostats[$thermostat_id]) === false) {
 | |
|       throw new \Exception('Invalid thermostat_id.', 10203);
 | |
|     }
 | |
|   }
 | |
| 
 | |
| }
 |