<?php
/* Copyright (C) 2004-2013  Laurent Destailleur <eldy@users.sourceforge.net>
 * Copyright (C) 2005-2012  Regis Houssin       <regis.houssin@inodbox.com>
 * Copyright (C) 2014       Raphaël Doursenaud  <rdoursenaud@gpcsolutions.fr>
 * Copyright (C) 2015       Frederic France     <frederic.france@free.fr>
 *
 * 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/
 */

/**
 *	    \file       htdocs/core/boxes/modules_boxes.php
 *		\ingroup    facture
 *		\brief      Fichier contenant la classe mere des boites
 */


/**
 * Class ModeleBoxes
 *
 * Boxes parent class
 */
class ModeleBoxes // Can't be abtract as it is instantiated to build "empty" boxes
{
	/**
	 * @var DoliDB Database handler
	 */
	public $db;

	/**
	 * @var string Error message
	 */
	public $error = '';

	/**
	 * @var int Maximum lines
	 */
	public $max = 5;

	/**
	 * @var int Condition to have widget enabled
	 */
	public $enabled = 1;

	/**
	 * @var boolean Condition to have widget visible (in most cases, permissions)
	 */
	public $hidden = false;

	/**
	 * @var int Box definition database ID
	 */
	public $rowid;

	/**
	 * @var int ID
	 * @deprecated Same as box_id?
	 */
	public $id;

	/**
	 * @var int Position?
	 */
	public $position;

	/**
	 * @var string Display order
	 */
	public $box_order;

	/**
	 * @var int User ID
	 */
	public $fk_user;

	/**
	 * @var string Source file
	 */
	public $sourcefile;

	/**
	 * @var string Class name
	 */
	public $class;

	/**
	 * @var string ID
	 */
	public $box_id;

	/**
	 * @var string Alphanumeric ID
	 */
	public $boxcode;

	/**
	 * @var string Note
	 */
	public $note;

	/**
	 * @var string 	Widget type ('graph' means the widget is a graph widget)
	 */
	public $widgettype = '';


	/**
	 * Constructor
	 *
	 * @param   DoliDB  $db     Database handler
	 * @param   string  $param  More parameters
	 */
	public function __construct($db, $param = '')
	{
		$this->db = $db;
	}

	/**
	 * Return last error message
	 *
	 * @return  string  Error message
	 */
	public function error()
	{
		return $this->error;
	}


	/**
	 * Load a box line from its rowid
	 *
	 * @param   int $rowid  Row id to load
	 *
	 * @return  int         <0 if KO, >0 if OK
	 */
	public function fetch($rowid)
	{
		global $conf;

		// Recupere liste des boites d'un user si ce dernier a sa propre liste
		$sql = "SELECT b.rowid as id, b.box_id, b.position, b.box_order, b.fk_user";
		$sql .= " FROM ".MAIN_DB_PREFIX."boxes as b";
		$sql .= " WHERE b.entity = ".$conf->entity;
		$sql .= " AND b.rowid = ".((int) $rowid);
		dol_syslog(get_class($this)."::fetch rowid=".$rowid);

		$resql = $this->db->query($sql);
		if ($resql) {
			$obj = $this->db->fetch_object($resql);
			if ($obj) {
				$this->id = $obj->id;
				$this->rowid = $obj->id; // For backward compatibility
				$this->box_id = $obj->box_id;
				$this->position = $obj->position;
				$this->box_order = $obj->box_order;
				$this->fk_user = $obj->fk_user;
				return 1;
			} else {
				return -1;
			}
		} else {
			return -1;
		}
	}

	/**
	 * Standard method to show a box (usage by boxes not mandatory, a box can still use its own showBox function)
	 *
	 * @param   array   $head       Array with properties of box title
	 * @param   array   $contents   Array with properties of box lines
	 * @param	int		$nooutput	No print, only return string
	 * @return  string
	 */
	public function showBox($head = null, $contents = null, $nooutput = 0)
	{
		global $langs, $user, $conf;

		if (!empty($this->hidden)) {
			return '\n<!-- Box ".get_class($this)." hidden -->\n'; // Nothing done if hidden (for example when user has no permission)
		}

		require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';

		$MAXLENGTHBOX = 60; // Mettre 0 pour pas de limite

		$cachetime = 900; // 900 : 15mn
		$cachedir = DOL_DATA_ROOT.'/boxes/temp';
		$fileid = get_class($this).'id-'.$this->box_id.'-e'.$conf->entity.'-u'.$user->id.'-s'.$user->socid.'.cache';
		$filename = '/box-'.$fileid;
		$refresh = dol_cache_refresh($cachedir, $filename, $cachetime);
		$out = '';

		if ($refresh) {
			dol_syslog(get_class($this).'::showBox');

			// Define nbcol and nblines of the box to show
			$nbcol = 0;
			if (isset($contents[0])) {
				$nbcol = count($contents[0]);
			}
			$nblines = count($contents);

			$out .= "\n<!-- Box ".get_class($this)." start -->\n";

			$out .= '<div class="box boxdraggable" id="boxto_'.$this->box_id.'">'."\n";

			if (!empty($head['text']) || !empty($head['sublink']) || !empty($head['subpicto']) || $nblines) {
				$out .= '<table summary="boxtable'.$this->box_id.'" width="100%" class="noborder boxtable">'."\n";
			}

			// Show box title
			if (!empty($head['text']) || !empty($head['sublink']) || !empty($head['subpicto'])) {
				$out .= '<tr class="liste_titre box_titre">';
				$out .= '<td';
				if ($nbcol > 0) {
					$out .= ' colspan="'.$nbcol.'"';
				}
				$out .= '>';
				if (!empty($conf->use_javascript_ajax)) {
					//$out.= '<table summary="" class="nobordernopadding" width="100%"><tr><td class="tdoverflowmax150 maxwidth150onsmartphone">';
					$out .= '<div class="tdoverflowmax400 maxwidth250onsmartphone float">';
				}
				if (!empty($head['text'])) {
					$s = dol_trunc($head['text'], isset($head['limit']) ? $head['limit'] : $MAXLENGTHBOX);
					$out .= $s;
				}
				if (!empty($conf->use_javascript_ajax)) {
					$out .= '</div>';
				}
				//$out.= '</td>';

				if (!empty($conf->use_javascript_ajax)) {
					$sublink = '';
					if (!empty($head['sublink'])) {
						$sublink .= '<a href="'.$head['sublink'].'"'.(empty($head['target']) ? '' : ' target="'.$head['target'].'"').'>';
					}
					if (!empty($head['subpicto'])) {
						$sublink .= img_picto($head['subtext'], $head['subpicto'], 'class="opacitymedium marginleftonly '.(empty($head['subclass']) ? '' : $head['subclass']).'" id="idsubimg'.$this->boxcode.'"');
					}
					if (!empty($head['sublink'])) {
						$sublink .= '</a>';
					}

					//$out.= '<td class="nocellnopadd boxclose right nowraponall">';
					$out .= '<div class="nocellnopadd boxclose floatright nowraponall">';
					$out .= $sublink;
					// The image must have the class 'boxhandle' beause it's value used in DOM draggable objects to define the area used to catch the full object
					$out .= img_picto($langs->trans("MoveBox", $this->box_id), 'grip_title', 'class="opacitymedium boxhandle hideonsmartphone cursormove marginleftonly"');
					$out .= img_picto($langs->trans("CloseBox", $this->box_id), 'close_title', 'class="opacitymedium boxclose cursorpointer marginleftonly" rel="x:y" id="imgclose'.$this->box_id.'"');
					$label = $head['text'];
					//if (! empty($head['graph'])) $label.=' ('.$langs->trans("Graph").')';
					if (!empty($head['graph'])) {
						$label .= ' <span class="opacitymedium fa fa-bar-chart"></span>';
					}
					$out .= '<input type="hidden" id="boxlabelentry'.$this->box_id.'" value="'.dol_escape_htmltag($label).'">';
					//$out.= '</td></tr></table>';
					$out .= '</div>';
				}

				$out .= "</td>";
				$out .= "</tr>\n";
			}

			// Show box lines
			if ($nblines) {
				// Loop on each record
				for ($i = 0, $n = $nblines; $i < $n; $i++) {
					if (isset($contents[$i])) {
						// TR
						if (isset($contents[$i][0]['tr'])) {
							$out .= '<tr '.$contents[$i][0]['tr'].'>';
						} else {
							$out .= '<tr class="oddeven">';
						}

						// Loop on each TD
						$nbcolthisline = count($contents[$i]);
						for ($j = 0; $j < $nbcolthisline; $j++) {
							// Define tdparam
							$tdparam = '';
							if (!empty($contents[$i][$j]['td'])) {
								$tdparam .= ' '.$contents[$i][$j]['td'];
							}

							$text = isset($contents[$i][$j]['text']) ? $contents[$i][$j]['text'] : '';
							$textwithnotags = preg_replace('/<([^>]+)>/i', '', $text);
							$text2 = isset($contents[$i][$j]['text2']) ? $contents[$i][$j]['text2'] : '';
							$text2withnotags = preg_replace('/<([^>]+)>/i', '', $text2);

							$textnoformat = isset($contents[$i][$j]['textnoformat']) ? $contents[$i][$j]['textnoformat'] : '';
							//$out.= "xxx $textwithnotags y";
							if (empty($contents[$i][$j]['tooltip'])) {
								$contents[$i][$j]['tooltip'] = "";
							}
							$tooltip = isset($contents[$i][$j]['tooltip']) ? $contents[$i][$j]['tooltip'] : '';

							$out .= '<td'.$tdparam.'>'."\n";

							// Url
							if (!empty($contents[$i][$j]['url']) && empty($contents[$i][$j]['logo'])) {
								$out .= '<a href="'.$contents[$i][$j]['url'].'"';
								if (!empty($tooltip)) {
									$out .= ' title="'.dol_escape_htmltag($langs->trans("Show").' '.$tooltip, 1).'" class="classfortooltip"';
								}
								//$out.= ' alt="'.$textwithnotags.'"';      // Pas de alt sur un "<a href>"
								$out .= isset($contents[$i][$j]['target']) ? ' target="'.$contents[$i][$j]['target'].'"' : '';
								$out .= '>';
							}

							// Logo
							if (!empty($contents[$i][$j]['logo'])) {
								$logo = preg_replace("/^object_/i", "", $contents[$i][$j]['logo']);
								$out .= '<a href="'.$contents[$i][$j]['url'].'">';
								$out .= img_object($langs->trans("Show").' '.$tooltip, $logo, 'class="classfortooltip"');
							}

							$maxlength = $MAXLENGTHBOX;
							if (!empty($contents[$i][$j]['maxlength'])) {
								$maxlength = $contents[$i][$j]['maxlength'];
							}

							if ($maxlength) {
								$textwithnotags = dol_trunc($textwithnotags, $maxlength);
							}
							if (preg_match('/^<(img|div|span)/i', $text) || !empty($contents[$i][$j]['asis'])) {
								$out .= $text; // show text with no html cleaning
							} else {
								$out .= $textwithnotags; // show text with html cleaning
							}

							// End Url
							if (!empty($contents[$i][$j]['url'])) {
								$out .= '</a>';
							}

							if (preg_match('/^<(img|div|span)/i', $text2) || !empty($contents[$i][$j]['asis2'])) {
								$out .= $text2; // show text with no html cleaning
							} else {
								$out .= $text2withnotags; // show text with html cleaning
							}

							if (!empty($textnoformat)) {
								$out .= "\n".$textnoformat."\n";
							}

							$out .= "</td>\n";
						}

						$out .= "</tr>\n";
					}
				}
			}

			if (!empty($head['text']) || !empty($head['sublink']) || !empty($head['subpicto']) || $nblines) {
				$out .= "</table>\n";
			}

			// If invisible box with no contents
			if (empty($head['text']) && empty($head['sublink']) && empty($head['subpicto']) && !$nblines) {
				$out .= "<br>\n";
			}

			$out .= "</div>\n";

			$out .= "<!-- Box ".get_class($this)." end -->\n\n";
			if (!empty($conf->global->MAIN_ACTIVATE_FILECACHE)) {
				dol_filecache($cachedir, $filename, $out);
			}
		} else {
			dol_syslog(get_class($this).'::showBoxCached');
			$out = "<!-- Box ".get_class($this)." from cache -->";
			$out .= dol_readcachefile($cachedir, $filename);
		}

		if ($nooutput) {
			return $out;
		} else {
			print $out;
		}

		return '';
	}


	/**
	 *  Return list of widget. Function used by admin page htdoc/admin/widget.
	 *  List is sorted by widget filename so by priority to run.
	 *
	 *  @param	array	$forcedirwidget		null=All default directories. This parameter is used by modulebuilder module only.
	 * 	@return	array						Array list of widget
	 */
	public static function getWidgetsList($forcedirwidget = null)
	{
		global $conf, $langs, $db;

		$files = array();
		$fullpath = array();
		$relpath = array();
		$iscoreorexternal = array();
		$modules = array();
		$orders = array();
		$i = 0;

		//$dirwidget=array_merge(array('/core/boxes/'), $conf->modules_parts['widgets']);
		$dirwidget = array('/core/boxes/'); // $conf->modules_parts['widgets'] is not required
		if (is_array($forcedirwidget)) {
			$dirwidget = $forcedirwidget;
		}

		foreach ($dirwidget as $reldir) {
			$dir = dol_buildpath($reldir, 0);
			$newdir = dol_osencode($dir);

			// Check if directory exists (we do not use dol_is_dir to avoid loading files.lib.php at each call)
			if (!is_dir($newdir)) {
				continue;
			}

			$handle = opendir($newdir);
			if (is_resource($handle)) {
				while (($file = readdir($handle)) !== false) {
					$reg = array();
					if (is_readable($newdir.'/'.$file) && preg_match('/^(.+)\.php/', $file, $reg)) {
						if (preg_match('/\.back$/', $file)) {
							continue;
						}

						$part1 = $reg[1];

						$modName = ucfirst($reg[1]);
						//print "file=$file"; print "modName=$modName"; exit;
						if (in_array($modName, $modules)) {
							$langs->load("errors");
							print '<div class="error">'.$langs->trans("Error").' : '.$langs->trans("ErrorDuplicateWidget", $modName, "").'</div>';
						} else {
							try {
								include_once $newdir.'/'.$file;
							} catch (Exception $e) {
								print $e->getMessage();
							}
						}

						$files[$i] = $file;
						$fullpath[$i] = $dir.'/'.$file;
						$relpath[$i] = preg_replace('/^\//', '', $reldir).'/'.$file;
						$iscoreorexternal[$i] = ($reldir == '/core/boxes/' ? 'internal' : 'external');
						$modules[$i] = $modName;
						$orders[$i] = $part1; // Set sort criteria value

						$i++;
					}
				}
				closedir($handle);
			}
		}

		asort($orders);

		$widget = array();
		$j = 0;

		// Loop on each widget
		foreach ($orders as $key => $value) {
			$modName = $modules[$key];
			if (empty($modName)) {
				continue;
			}

			if (!class_exists($modName)) {
				print 'Error: A widget file was found but its class "'.$modName.'" was not found.'."<br>\n";
				continue;
			}

			$objMod = new $modName($db);
			if (is_object($objMod)) {
				// Define disabledbyname and disabledbymodule
				$disabledbyname = 0;
				$disabledbymodule = 0; // TODO Set to 2 if module is not enabled
				$module = '';

				// Check if widget file is disabled by name
				if (preg_match('/NORUN$/i', $files[$key])) {
					$disabledbyname = 1;
				}

				// We set info of modules
				$widget[$j]['picto'] = $objMod->picto ? img_object('', $objMod->picto) : img_object('', 'generic');
				$widget[$j]['file'] = $files[$key];
				$widget[$j]['fullpath'] = $fullpath[$key];
				$widget[$j]['relpath'] = $relpath[$key];
				$widget[$j]['iscoreorexternal'] = $iscoreorexternal[$key];
				$widget[$j]['version'] = empty($objMod->version) ? '' : $objMod->version;
				$widget[$j]['status'] = img_picto($langs->trans("Active"), 'tick');
				if ($disabledbyname > 0 || $disabledbymodule > 1) {
					$widget[$j]['status'] = '';
				}

				$text = '<b>'.$langs->trans("Description").':</b><br>';
				$text .= $objMod->boxlabel.'<br>';
				$text .= '<br><b>'.$langs->trans("Status").':</b><br>';
				if ($disabledbymodule == 2) {
					$text .= $langs->trans("WidgetDisabledAsModuleDisabled", $module).'<br>';
				}

				$widget[$j]['info'] = $text;
			}
			$j++;
		}
		return $widget;
	}
}
