comment.class.php

<?php
/* Copyright (C) 2019 Laurent Destailleur  <eldy@users.sourceforge.net>
 *
 * 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/>.
 * or see https://www.gnu.org/
 */

class Comment extends CommonObject
{
  public $element = 'comment';

  public $table_element = 'comment';

  public $fk_element;

  public $element_type;

  public $description;

  public $tms;

  public $datec;

  public $fk_user_author;

  public $fk_user_modif;

  public $entity;

  public $import_key;

  public $comments = array();

  public $oldcopy;


  public function __construct($db)
  {
    $this->db = $db;
  }


  public function create($user, $notrigger = 0)
  {
    global $user;

    $error = 0;

    // Insert request
    $sql = "INSERT INTO ".MAIN_DB_PREFIX.$this->table_element." (";
    $sql .= "description";
    $sql .= ", datec";
    $sql .= ", fk_element";
    $sql .= ", element_type";
    $sql .= ", fk_user_author";
    $sql .= ", fk_user_modif";
    $sql .= ", entity";
    $sql .= ", import_key";
    $sql .= ") VALUES (";
    $sql .= "'".$this->db->escape($this->description)."'";
    $sql .= ", ".($this->datec != '' ? "'".$this->db->idate($this->datec)."'" : 'null');
    $sql .= ", '".(isset($this->fk_element) ? $this->fk_element : "null")."'";
    $sql .= ", '".$this->db->escape($this->element_type)."'";
    $sql .= ", '".(isset($this->fk_user_author) ? $this->fk_user_author : "null")."'";
    $sql .= ", ".$user->id."";
    $sql .= ", ".(!empty($this->entity) ? $this->entity : '1');
    $sql .= ", ".(!empty($this->import_key) ? "'".$this->db->escape($this->import_key)."'" : "null");
    $sql .= ")";

    //var_dump($this->db);
    //echo $sql;

    $this->db->begin();

    dol_syslog(get_class($this)."::create", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }

    if (!$error) {
      $this->id = $this->db->last_insert_id(MAIN_DB_PREFIX.$this->table_element);

      if (!$notrigger) {
        // Call trigger
        $result = $this->call_trigger('TASK_COMMENT_CREATE', $user);
        if ($result < 0) {
          $error++;
        }
        // End call triggers
      }
    }

    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(get_class($this)."::create ".$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, $ref = '')
  {
    global $langs;

    $sql = "SELECT";
    $sql .= " c.rowid,";
    $sql .= " c.description,";
    $sql .= " c.datec,";
    $sql .= " c.tms,";
    $sql .= " c.fk_element,";
    $sql .= " c.element_type,";
    $sql .= " c.fk_user_author,";
    $sql .= " c.fk_user_modif,";
    $sql .= " c.entity,";
    $sql .= " c.import_key";
    $sql .= " FROM ".MAIN_DB_PREFIX.$this->table_element." as c";
    $sql .= " WHERE c.rowid = ".((int) $id);

    dol_syslog(get_class($this)."::fetch", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if ($resql) {
      $num_rows = $this->db->num_rows($resql);

      if ($num_rows) {
        $obj = $this->db->fetch_object($resql);

        $this->id = $obj->rowid;
        $this->description = $obj->description;
        $this->element_type = $obj->element_type;
        $this->datec = $this->db->jdate($obj->datec);
        $this->tms = $this->db->jdate($obj->tms);
        $this->fk_user_author = $obj->fk_user_author;
        $this->fk_user_modif = $obj->fk_user_modif;
        $this->fk_element     = $obj->fk_element;
        $this->entity = $obj->entity;
        $this->import_key     = $obj->import_key;
      }

      $this->db->free($resql);

      if ($num_rows) {
        return 1;
      } else {
        return 0;
      }
    } else {
      $this->error = "Error ".$this->db->lasterror();
      return -1;
    }
  }


  public function update(User $user, $notrigger = 0)
  {
    global $user;
    $error = 0;

    // Clean parameters
    if (isset($this->fk_element)) {
      $this->fk_project = (int) trim($this->fk_element);
    }
    if (isset($this->description)) {
      $this->description = trim($this->description);
    }


    // Update request
    $sql = "UPDATE ".MAIN_DB_PREFIX.$this->table_element." SET";
    $sql .= " description=".(isset($this->description) ? "'".$this->db->escape($this->description)."'" : "null").",";
    $sql .= " datec=".($this->datec != '' ? "'".$this->db->idate($this->datec)."'" : 'null').",";
    $sql .= " fk_element=".(isset($this->fk_element) ? $this->fk_element : "null").",";
    $sql .= " element_type='".$this->db->escape($this->element_type)."',";
    $sql .= " fk_user_modif=".$user->id.",";
    $sql .= " entity=".(!empty($this->entity) ? $this->entity : '1').",";
    $sql .= " import_key=".(!empty($this->import_key) ? "'".$this->db->escape($this->import_key)."'" : "null");
    $sql .= " WHERE rowid=".$this->id;

    $this->db->begin();

    dol_syslog(get_class($this)."::update", LOG_DEBUG);
    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }

    if (!$error) {
      if (!$notrigger) {
        // Call trigger
        $result = $this->call_trigger('TASK_COMMENT_MODIFY', $user);
        if ($result < 0) {
          $error++;
        }
        // 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($user, $notrigger = 0)
  {
    global $conf, $langs;
    require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';

    $error = 0;

    $this->db->begin();

    $sql = "DELETE FROM ".MAIN_DB_PREFIX.$this->table_element;
    $sql .= " WHERE rowid=".$this->id;

    $resql = $this->db->query($sql);
    if (!$resql) {
      $error++; $this->errors[] = "Error ".$this->db->lasterror();
    }

    if (!$error) {
      if (!$notrigger) {
        // Call trigger
        $result = $this->call_trigger('TASK_COMMENT_DELETE', $user);
        if ($result < 0) {
          $error++;
        }
        // End call triggers
      }
    }

    // Commit or rollback
    if ($error) {
      foreach ($this->errors as $errmsg) {
        dol_syslog(get_class($this)."::delete ".$errmsg, LOG_ERR);
        $this->error .= ($this->error ? ', '.$errmsg : $errmsg);
      }
      $this->db->rollback();
      return -1 * $error;
    } else {
      $this->db->commit();
      return 1;
    }
  }


  public function fetchAllFor($element_type, $fk_element)
  {
    global $db, $conf;
    $this->comments = array();
    if (!empty($element_type) && !empty($fk_element)) {
      $sql = "SELECT";
      $sql .= " c.rowid";
      $sql .= " FROM ".MAIN_DB_PREFIX.$this->table_element." as c";
      $sql .= " WHERE c.fk_element = ".$fk_element;
      $sql .= " AND c.element_type = '".$this->db->escape($element_type)."'";
      $sql .= " AND c.entity = ".$conf->entity;
      $sql .= " ORDER BY c.tms DESC";

      dol_syslog(get_class($this).'::'.__METHOD__, LOG_DEBUG);
      $resql = $this->db->query($sql);
      if ($resql) {
        $num_rows = $this->db->num_rows($resql);
        if ($num_rows > 0) {
          while ($obj = $this->db->fetch_object($resql)) {
            $comment = new self($db);
            $comment->fetch($obj->rowid);
            $this->comments[] = $comment;
          }
        }
        $this->db->free($resql);
      } else {
        $this->errors[] = "Error ".$this->db->lasterror();
        return -1;
      }
    }

    return count($this->comments);
  }
}