price_global_variable_updater.class.php

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<?php
/* Copyright (C) 2007-2012 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2014    Juanjo Menent    <jmenent@2byte.es>
 * Copyright (C) 2015      Ion Agorria          <ion@agorria.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
 
class PriceGlobalVariableUpdater
{
  public $db;
 
  public $error = '';
 
  public $errors = array();
 
  public $types = array(0, 1); 
  public $update_min = 5; 
 
  public $id;
 
  public $type;
 
  public $description;
 
  public $parameters;
 
  public $fk_variable;
 
  public $update_interval; 
  public $next_update; 
  public $last_status;
 
  public $table_element = "c_price_global_variable_updater";
 
  public function __construct($db)
  {
    $this->db = $db;
  }
 
 
  public function create($user, $notrigger = 0)
  {
    $error = 0;
 
    $this->checkParameters();
 
    // Insert request
    $sql = "INSERT INTO ".$this->db->prefix().$this->table_element." (";
    $sql .= "type, description, parameters, fk_variable, update_interval, next_update, last_status";
    $sql .= ") VALUES (";
    $sql .= " ".((int) $this->type).",";
    $sql .= " ".(isset($this->description) ? "'".$this->db->escape($this->description)."'" : "''").",";
    $sql .= " ".(isset($this->parameters) ? "'".$this->db->escape($this->parameters)."'" : "''").",";
    $sql .= " ".((int) $this->fk_variable).",";
    $sql .= " ".((int) $this->update_interval).",";
    $sql .= " ".((int) $this->next_update).",";
    $sql .= " ".(isset($this->last_status) ? "'".$this->db->escape($this->last_status)."'" : "''");
    $sql .= ")";
 
    $this->db->begin();
 
    dol_syslog(__METHOD__, LOG_DEBUG);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }
 
    if (!$error) {
      $this->id = $this->db->last_insert_id($this->db->prefix().$this->table_element);
 
      if (!$notrigger) {
        // Uncomment this and change MYOBJECT to your own tag if you
        // want this action calls a trigger.
 
        //$result=$this->call_trigger('MYOBJECT_CREATE',$user);
        //if ($result < 0) { $error++; //Do also what you must do to rollback action if trigger fail}
      }
    }
 
    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(__METHOD__." ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return $this->id;
    }
  }
 
 
  public function fetch($id)
  {
    $sql = "SELECT type, description, parameters, fk_variable, update_interval, next_update, last_status";
    $sql .= " FROM ".$this->db->prefix().$this->table_element;
    $sql .= " WHERE rowid = ".((int) $id);
 
    dol_syslog(__METHOD__);
    $resql = $this->db->query($sql);
    if ($resql) {
      $obj = $this->db->fetch_object($resql);
      if ($obj) {
        $this->id = $id;
        $this->type = $obj->type;
        $this->description    = $obj->description;
        $this->parameters = $obj->parameters;
        $this->fk_variable    = $obj->fk_variable;
        $this->update_interval = $obj->update_interval;
        $this->next_update    = $obj->next_update;
        $this->last_status    = $obj->last_status;
        $this->checkParameters();
        return 1;
      } else {
        return 0;
      }
    } else {
      $this->error = "Error ".$this->db->lasterror();
      return -1;
    }
  }
 
  public function update($user = 0, $notrigger = 0)
  {
    $error = 0;
 
    $this->checkParameters();
 
    // Update request
    $sql = "UPDATE ".$this->db->prefix().$this->table_element." SET";
    $sql .= " type = ".((int) $this->type).",";
    $sql .= " description = ".(isset($this->description) ? "'".$this->db->escape($this->description)."'" : "''").",";
    $sql .= " parameters = ".(isset($this->parameters) ? "'".$this->db->escape($this->parameters)."'" : "''").",";
    $sql .= " fk_variable = ".((int) $this->fk_variable).",";
    $sql .= " update_interval = ".((int) $this->update_interval).",";
    $sql .= " next_update = ".((int) $this->next_update).",";
    $sql .= " last_status = ".(isset($this->last_status) ? "'".$this->db->escape($this->last_status)."'" : "''");
    $sql .= " WHERE rowid = ".((int) $this->id);
 
    $this->db->begin();
 
    dol_syslog(__METHOD__);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }
 
    // if (! $error)
    // {
    //     if (! $notrigger)
    //     {
    //         // Uncomment this and change MYOBJECT to your own tag if you
    //         // want this action calls a trigger.
 
    //         //// Call triggers
    //         //$result=$this->call_trigger('MYOBJECT_MODIFY',$user);
    //         //if ($result < 0) { $error++; //Do also what you must do to rollback action if trigger fail}
    //         //// End call triggers
    //     }
    // }
 
    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(get_class($this)."::update ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return 1;
    }
  }
 
  public function delete($rowid, $user, $notrigger = 0)
  {
    $error = 0;
 
    $this->db->begin();
 
    //if (! $error)
    //{
    //    if (! $notrigger)
    //    {
        // Uncomment this and change MYOBJECT to your own tag if you
        // want this action calls a trigger.
 
        //$result=$this->call_trigger('MYOBJECT_DELETE',$user);
        //if ($result < 0) { $error++; //Do also what you must do to rollback action if trigger fail}
    //    }
    //}
 
    if (!$error) {
      $sql = "DELETE FROM ".$this->db->prefix().$this->table_element;
      $sql .= " WHERE rowid = ".((int) $rowid);
 
      dol_syslog(__METHOD__);
      $resql = $this->db->query($sql);
      if (!$resql) {
        $error++; $this->errors[] = "Error ".$this->db->lasterror();
      }
    }
 
    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(__METHOD__." ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return 1;
    }
  }
 
  public function initAsSpecimen()
  {
    $this->id = 0;
    $this->type = 0;
    $this->description = '';
    $this->parameters = '';
    $this->fk_variable = 0;
    $this->update_interval = 0;
    $this->next_update = 0;
    $this->last_status = '';
  }
 
  public function getLastUpdated()
  {
    global $langs;
    $last = $this->next_update - ($this->update_interval * 60);
    if ($last < 1) {
      return $langs->trans("Never");
    }
    $status = empty($this->last_status) ? $langs->trans("CorrectlyUpdated") : $this->last_status;
    return $status.'<br>'.dol_print_date($last, '%d/%m/%Y %H:%M:%S');
  }
 
  public function checkParameters()
  {
    // Clean parameters
    if (isset($this->description)) {
      $this->description = trim($this->description);
    }
    if (isset($this->parameters)) {
      $this->parameters = trim($this->parameters);
    } else {
      $this->parameters = "";
    }
    if (isset($this->last_status)) {
      $this->last_status = trim($this->last_status);
    }
 
    // Check parameters
    if (empty($this->type) || !is_numeric($this->type) || !in_array($this->type, $this->types)) {
      $this->type = 0;
    }
    if (empty($this->update_interval) || !is_numeric($this->update_interval) || $this->update_interval < 1) {
      $this->update_interval = $this->update_min;
    }
    if (empty($this->next_update) || !is_numeric($this->next_update) || $this->next_update < 0) {
      $this->next_update = 0;
    }
  }
 
  public function listUpdaters()
  {
    $sql = "SELECT rowid, type, description, parameters, fk_variable, update_interval, next_update, last_status";
    $sql .= " FROM ".$this->db->prefix().$this->table_element;
 
    dol_syslog(__METHOD__, LOG_DEBUG);
    $resql = $this->db->query($sql);
    if ($resql) {
      $retarray = array();
 
      while ($record = $this->db->fetch_array($resql)) {
        $updater_obj = new PriceGlobalVariableUpdater($this->db);
        $updater_obj->id = $record["rowid"];
        $updater_obj->type = $record["type"];
        $updater_obj->description   = $record["description"];
        $updater_obj->parameters = $record["parameters"];
        $updater_obj->fk_variable   = $record["fk_variable"];
        $updater_obj->update_interval = $record["update_interval"];
        $updater_obj->next_update   = $record["next_update"];
        $updater_obj->last_status   = $record["last_status"];
        $updater_obj->checkParameters();
        $retarray[] = $updater_obj;
      }
 
      $this->db->free($resql);
      return $retarray;
    } else {
      $this->error = $this->db->error();
      return -1;
    }
  }
 
  public function listPendingUpdaters()
  {
    $sql = "SELECT rowid, type, description, parameters, fk_variable, update_interval, next_update, last_status";
    $sql .= " FROM ".$this->db->prefix().$this->table_element;
    $sql .= " WHERE next_update < ".dol_now();
 
    dol_syslog(__METHOD__, LOG_DEBUG);
    $resql = $this->db->query($sql);
    if ($resql) {
      $retarray = array();
 
      while ($record = $this->db->fetch_array($resql)) {
        $updater_obj = new PriceGlobalVariableUpdater($this->db);
        $updater_obj->id = $record["rowid"];
        $updater_obj->type = $record["type"];
        $updater_obj->description   = $record["description"];
        $updater_obj->parameters = $record["parameters"];
        $updater_obj->fk_variable   = $record["fk_variable"];
        $updater_obj->update_interval = $record["update_interval"];
        $updater_obj->next_update   = $record["next_update"];
        $updater_obj->last_status   = $record["last_status"];
        $updater_obj->checkParameters();
        $retarray[] = $updater_obj;
      }
 
      $this->db->free($resql);
      return $retarray;
    } else {
      $this->error = $this->db->error();
      return -1;
    }
  }
 
  public function process()
  {
    global $langs, $user;
    $langs->load("errors");
    dol_syslog(__METHOD__, LOG_DEBUG);
 
    $this->error = null;
    $this->checkParameters();
 
    //Try to load the target global variable and abort if fails
    if ($this->fk_variable < 1) {
      $this->error = $langs->trans("ErrorGlobalVariableUpdater5");
      return 0;
    }
    $price_globals = new PriceGlobalVariable($this->db);
    $res = $price_globals->fetch($this->fk_variable);
    if ($res < 1) {
      $this->error = $langs->trans("ErrorGlobalVariableUpdater5");
      return 0;
    }
 
    //Process depending of type
    if ($this->type == 0 || $this->type == 1) {
      //Get and check if required parameters are present
      $parameters = json_decode($this->parameters, true);
      if (!isset($parameters)) {
        $this->error = $langs->trans("ErrorGlobalVariableUpdater1", $this->parameters);
        return -1;
      }
      $url = $parameters['URL'];
      if (!isset($url)) {
        $this->error = $langs->trans("ErrorGlobalVariableUpdater2", 'URL');
        return -1;
      }
      $value = $parameters['VALUE'];
      if (!isset($value)) {
        $this->error = $langs->trans("ErrorGlobalVariableUpdater2", 'VALUE');
        return -1;
      }
      $result = "";
      if ($this->type == 0) {
        // Call JSON request
        include_once DOL_DOCUMENT_ROOT.'/core/lib/geturl.lib.php';
        $tmpresult = getURLContent($url, 'GET', '', 1, array(), array('http', 'https'), 0);
        $code = $tmpresult['http_code'];
        $result = $tmpresult['content'];
 
        if (!isset($result)) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater0", "empty response");
          return -1;
        }
        if ($code !== 200) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater0", $code.' '.$tmpresult['curl_error_msg']);
          return -1;
        }
 
        //Decode returned response
        $result = json_decode($result, true);
      } elseif ($this->type == 1) {
        $ns = $parameters['NS'];
        if (!isset($ns)) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater2", 'NS');
          return -1;
        }
        $method = $parameters['METHOD'];
        if (!isset($method)) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater2", 'METHOD');
          return -1;
        }
        $data = $parameters['DATA'];
        if (!isset($data)) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater2", 'DATA');
          return -1;
        }
 
        //SOAP client
        require_once NUSOAP_PATH.'/nusoap.php';
        $soap_client = new nusoap_client($url);
        $soap_client->soap_defencoding = 'UTF-8';
        $soap_client->decodeUTF8(false);
        $result = $soap_client->call($method, $data, $ns, '');
 
        //Check if result is a error
        if ($result === false) {
          $this->error = $langs->trans("ErrorGlobalVariableUpdater4", $soap_client->error_str);
          return -1;
        }
      }
 
      //Explode value and walk for each key in value array to get the relevant key
      $value = explode(',', $value);
      foreach ($value as $key) {
        $result = $result[$key];
      }
      if (!isset($result)) {
        $this->error = $langs->trans("ErrorGlobalVariableUpdater3");
        return -1;
      }
 
      //Save data to global and update it
      $price_globals->value = $result;
      $price_globals->update($user);
    }
    return 1;
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function update_next_update($next_update, $user = 0, $notrigger = 0)
  {
    // phpcs:enable
    $error = 0;
 
    $this->next_update = $next_update;
    $this->checkParameters();
 
    // Update request
    $sql = "UPDATE ".$this->db->prefix().$this->table_element." SET";
    $sql .= " next_update = ".$this->next_update;
    $sql .= " WHERE rowid = ".((int) $this->id);
 
    $this->db->begin();
 
    dol_syslog(__METHOD__);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }
 
    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(__METHOD__." ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return 1;
    }
  }
 
  // phpcs:disable PEAR.NamingConventions.ValidFunctionName.ScopeNotCamelCaps
  public function update_status($last_status, $user = 0, $notrigger = 0)
  {
    // phpcs:enable
    $error = 0;
 
    $this->last_status = $last_status;
    $this->checkParameters();
 
    // Update request
    $sql = "UPDATE ".$this->db->prefix().$this->table_element." SET";
    $sql .= " last_status = ".(isset($this->last_status) ? "'".$this->db->escape($this->last_status)."'" : "''");
    $sql .= " WHERE rowid = ".((int) $this->id);
 
    $this->db->begin();
 
    dol_syslog(__METHOD__);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }
 
    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(__METHOD__." ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return 1;
    }
  }
}