<?php
/* Copyright (C) 2010-2012 	Laurent Destailleur <eldy@users.sourceforge.net>
 * Copyright (C) 2012		Juanjo Menent		<jmenent@2byte.es>
 * Copyright (C) 2018		Ferran Marcet		<fmarcet@2byte.es>
 * Copyright (C) 2018       Frédéric France         <frederic.france@netlogic.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 <http://www.gnu.org/licenses/>.
* or see http://www.gnu.org/
*/

/**
 *	\file       htdocs/core/modules/contract/doc/doc_generic_contract_odt.modules.php
 *	\ingroup    societe
 *	\brief      File of class to build ODT documents for third parties
 */

require_once DOL_DOCUMENT_ROOT.'/core/modules/contract/modules_contract.php';
require_once DOL_DOCUMENT_ROOT.'/product/class/product.class.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/functions2.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/doc.lib.php';


/**
 *	Class to build documents using ODF templates generator
 */
class doc_generic_contract_odt extends ModelePDFContract
{
	/**
	 * Issuer
	 * @var Societe
	 */
	public $emetteur;

	/**
   * @var array() Minimum version of PHP required by module.
	 * e.g.: PHP ≥ 5.4 = array(5, 4)
   */
	public $phpmin = array(5, 4);

	/**
     * Dolibarr version of the loaded document
     * @public string
     */
	public $version = 'dolibarr';


	/**
	 *	Constructor
	 *
	 *  @param		DoliDB		$db      Database handler
	 */
	function __construct($db)
	{
		global $conf, $langs, $mysoc;

		// Load translation files required by the page
        $langs->loadLangs(array("main","companies"));

		$this->db = $db;
		$this->name = "ODT templates";
		$this->description = $langs->trans("DocumentModelOdt");
		$this->scandir = 'CONTRACT_ADDON_PDF_ODT_PATH';	// Name of constant that is used to save list of directories to scan

		// Dimension page pour format A4
		$this->type = 'odt';
		$this->page_largeur = 0;
		$this->page_hauteur = 0;
		$this->format = array($this->page_largeur,$this->page_hauteur);
		$this->marge_gauche=0;
		$this->marge_droite=0;
		$this->marge_haute=0;
		$this->marge_basse=0;

		$this->option_logo = 1;                    // Affiche logo
		$this->option_tva = 0;                     // Gere option tva CONTRACT_TVAOPTION
		$this->option_modereg = 0;                 // Affiche mode reglement
		$this->option_condreg = 0;                 // Affiche conditions reglement
		$this->option_codeproduitservice = 0;      // Affiche code produit-service
		$this->option_multilang = 1;               // Dispo en plusieurs langues
		$this->option_escompte = 0;                // Affiche si il y a eu escompte
		$this->option_credit_note = 0;             // Support credit notes
		$this->option_freetext = 1;				   // Support add of a personalised text
		$this->option_draft_watermark = 0;		   // Support add of a watermark on drafts

		// Recupere emetteur
		$this->emetteur=$mysoc;
		if (! $this->emetteur->country_code) $this->emetteur->country_code=substr($langs->defaultlang,-2);    // By default if not defined
	}


	/**
	 *	Return description of a module
	 *
	 *	@param	Translate	$langs      Lang object to use for output
	 *	@return string       			Description
	 */
	function info($langs)
	{
		global $conf,$langs;

		// Load translation files required by the page
        $langs->loadLangs(array('companies', 'errors'));

		$form = new Form($this->db);

		$texte = $this->description.".<br>\n";
		$texte.= '<form action="'.$_SERVER["PHP_SELF"].'" method="POST" enctype="multipart/form-data">';
		$texte.= '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
		$texte.= '<input type="hidden" name="action" value="setModuleOptions">';
		$texte.= '<input type="hidden" name="param1" value="CONTRACT_ADDON_PDF_ODT_PATH">';
		$texte.= '<table class="nobordernopadding" width="100%">';

		// List of directories area
		$texte.= '<tr><td>';
		$texttitle=$langs->trans("ListOfDirectories");
		$listofdir=explode(',',preg_replace('/[\r\n]+/',',',trim($conf->global->CONTRACT_ADDON_PDF_ODT_PATH)));
		$listoffiles=array();
		foreach($listofdir as $key=>$tmpdir)
		{
			$tmpdir=trim($tmpdir);
			$tmpdir=preg_replace('/DOL_DATA_ROOT/',DOL_DATA_ROOT,$tmpdir);
			if (! $tmpdir) {
				unset($listofdir[$key]); continue;
			}
			if (! is_dir($tmpdir)) $texttitle.=img_warning($langs->trans("ErrorDirNotFound",$tmpdir),0);
			else
			{
				$tmpfiles=dol_dir_list($tmpdir,'files',0,'\.(ods|odt)');
				if (count($tmpfiles)) $listoffiles=array_merge($listoffiles,$tmpfiles);
			}
		}
		$texthelp=$langs->trans("ListOfDirectoriesForModelGenODT");
		// Add list of substitution keys
		$texthelp.='<br>'.$langs->trans("FollowingSubstitutionKeysCanBeUsed").'<br>';
		$texthelp.=$langs->transnoentitiesnoconv("FullListOnOnlineDocumentation");    // This contains an url, we don't modify it

		$texte.= $form->textwithpicto($texttitle,$texthelp,1,'help','',1);
		$texte.= '<div><div style="display: inline-block; min-width: 100px; vertical-align: middle;">';
		$texte.= '<textarea class="flat" cols="60" name="value1">';
		$texte.=$conf->global->CONTRACT_ADDON_PDF_ODT_PATH;
		$texte.= '</textarea>';
		$texte.= '</div><div style="display: inline-block; vertical-align: middle;">';
		$texte.= '<input type="submit" class="button" value="'.dol_escape_htmltag($langs->trans("Modify")).'" name="Button">';
		$texte.= '<br></div></div>';

		// Scan directories
		if (count($listofdir))
		{
			$texte.=$langs->trans("NumberOfModelFilesFound").': <b>'.count($listoffiles).'</b>';
		}

		// Add select to upload a new template file. TODO Copy this feature on other admin pages.
		$texte.= '<div>'.$langs->trans("UploadNewTemplate").' <input type="file" name="uploadfile">';
		$texte.= '<input type="hidden" value="CONTRACT_ADDON_PDF_ODT_PATH" name="keyforuploaddir">';
		$texte.= '<input type="submit" class="button" value="'.dol_escape_htmltag($langs->trans("Upload")).'" name="upload">';
        $texte.= '</div>';

		$texte.= '</td>';

		$texte.= '<td valign="top" rowspan="2" class="hideonsmartphone">';
		$texte.= $langs->trans("ExampleOfDirectoriesForModelGen");
		$texte.= '</td>';
		$texte.= '</tr>';

		$texte.= '</table>';
		$texte.= '</form>';

		return $texte;
	}

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.NotCamelCaps
	/**
	 *	Function to build a document on disk using the generic odt module.
	 *
	 *	@param		Contract		$object				Object source to build document
	 *	@param		Translate	$outputlangs		Lang output object
	 * 	@param		string		$srctemplatepath	Full path of source filename for generator using a template file
	 *  @param		int			$hidedetails		Do not show line details
	 *  @param		int			$hidedesc			Do not show desc
	 *  @param		int			$hideref			Do not show ref
	 *	@return		int         					1 if OK, <=0 if KO
	 */
	function write_file($object,$outputlangs,$srctemplatepath,$hidedetails=0,$hidedesc=0,$hideref=0)
	{
        // phpcs:enable
		global $user,$langs,$conf,$mysoc,$hookmanager;

		if (empty($srctemplatepath))
		{
			dol_syslog("doc_generic_odt::write_file parameter srctemplatepath empty", LOG_WARNING);
			return -1;
		}

		// Add odtgeneration hook
		if (! is_object($hookmanager))
		{
			include_once DOL_DOCUMENT_ROOT.'/core/class/hookmanager.class.php';
			$hookmanager=new HookManager($this->db);
		}
		$hookmanager->initHooks(array('odtgeneration'));
		global $action;

		if (! is_object($outputlangs)) $outputlangs=$langs;
		$sav_charset_output=$outputlangs->charset_output;
		$outputlangs->charset_output='UTF-8';

		// Load traductions files requiredby by page
		$outputlangs->loadLangs(array("main", "dict", "companies", "bills"));

		if ($conf->contrat->dir_output)
		{
			// If $object is id instead of object
			if (! is_object($object))
			{
				$id = $object;
				$object = new Contrat($this->db);
				$result=$object->fetch($id);
				if ($result < 0)
				{
					dol_print_error($this->db,$object->error);
					return -1;
				}
			}

			$dir = $conf->contrat->dir_output;
			$objectref = dol_sanitizeFileName($object->ref);
			if (! preg_match('/specimen/i',$objectref)) $dir.= "/" . $objectref;
			$file = $dir . "/" . $objectref . ".odt";

			if (! file_exists($dir))
			{
				if (dol_mkdir($dir) < 0)
				{
					$this->error=$langs->transnoentities("ErrorCanNotCreateDir",$dir);
					return -1;
				}
			}

			if (file_exists($dir))
			{
				//print "srctemplatepath=".$srctemplatepath;	// Src filename
				$newfile=basename($srctemplatepath);
				$newfiletmp=preg_replace('/\.od(t|s)/i','',$newfile);
				$newfiletmp=preg_replace('/template_/i','',$newfiletmp);
				$newfiletmp=preg_replace('/modele_/i','',$newfiletmp);

				$newfiletmp=$objectref.'_'.$newfiletmp;

				// Get extension (ods or odt)
				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
				{
				    $format=$conf->global->MAIN_DOC_USE_TIMING;
				    if ($format == '1') $format='%Y%m%d%H%M%S';
					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
				}
				else
				{
					$filename=$newfiletmp.'.'.$newfileformat;
				}
				$file=$dir.'/'.$filename;
				//print "newdir=".$dir;
				//print "newfile=".$newfile;
				//print "file=".$file;
				//print "conf->contrat->dir_temp=".$conf->contrat->dir_temp;

				dol_mkdir($conf->contrat->dir_temp);


				// If CUSTOMER contact defined on contract, we use it
				$usecontact=false;
				$arrayidcontact=$object->getIdContact('external','CUSTOMER');
				if (count($arrayidcontact) > 0)
				{
					$usecontact=true;
					$result=$object->fetch_contact($arrayidcontact[0]);
				}

				// Recipient name
				$contactobject=null;
				if (! empty($usecontact))
				{
					// On peut utiliser le nom de la societe du contact
					if (! empty($conf->global->MAIN_USE_COMPANY_NAME_OF_CONTACT)) $socobject = $object->contact;
					else {
                        			$socobject = $object->thirdparty;
                        			// if we have a CUSTOMER contact and we dont use it as recipient we store the contact object for later use
                        			$contactobject = $object->contact;
                    			}
				}
				else
				{
					$socobject=$object->thirdparty;
				}

				$object->fetch_optionals();


				// Define substitution array
				$substitutionarray = getCommonSubstitutionArray($outputlangs, 0, null, $object);
				$array_object_from_properties=$this->get_substitutionarray_each_var_object($object, $outputlangs);
				$array_objet=$this->get_substitutionarray_object($object,$outputlangs);		// complete with vars not set as properties by get_substitutionarray_each_var_object
				$array_user=$this->get_substitutionarray_user($user,$outputlangs);
				$array_soc=$this->get_substitutionarray_mysoc($mysoc,$outputlangs);
				$array_thirdparty=$this->get_substitutionarray_thirdparty($socobject,$outputlangs);
				$array_other=$this->get_substitutionarray_other($outputlangs);
				// retrieve contact information for use in order as contact_xxx tags
				$array_thirdparty_contact = array();
				if ($usecontact && is_object($contactobject)) $array_thirdparty_contact=$this->get_substitutionarray_contact($contactobject,$outputlangs,'contact');

				$substitutionarray = array_merge($substitutionarray,$array_object_from_properties,$array_user,$array_soc,$array_thirdparty,$array_objet,$array_other,$array_thirdparty_contact);
				complete_substitutions_array($substitutionarray, $outputlangs, $object);

				$tmparray = $substitutionarray;

				// Call the ODTSubstitution hook
				$parameters=array('file'=>$file,'object'=>$object,'outputlangs'=>$outputlangs,'substitutionarray'=>&$tmparray);
				$reshook=$hookmanager->executeHooks('ODTSubstitution',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks

				// Line of free text
				$newfreetext='';
				$paramfreetext='CONTRACT_FREE_TEXT';
				if (! empty($conf->global->$paramfreetext))
				{
					$newfreetext=make_substitutions($conf->global->$paramfreetext,$tmparray);
				}


				// Open and load template
				require_once ODTPHP_PATH.'odf.php';
				try {
					$odfHandler = new odf(
						$srctemplatepath,
						array(
						'PATH_TO_TMP'	  => $conf->contrat->dir_temp,
						'ZIP_PROXY'		  => 'PclZipProxy',	// PhpZipProxy or PclZipProxy. Got "bad compression method" error when using PhpZipProxy.
						'DELIMITER_LEFT'  => '{',
						'DELIMITER_RIGHT' => '}'
						)
					);
				}
				catch(Exception $e)
				{
					$this->error=$e->getMessage();
					dol_syslog($e->getMessage(), LOG_INFO);
					return -1;
				}
				// After construction $odfHandler->contentXml contains content and
				// [!-- BEGIN row.lines --]*[!-- END row.lines --] has been replaced by
				// [!-- BEGIN lines --]*[!-- END lines --]
				//print html_entity_decode($odfHandler->__toString());
				//print exit;


				// Make substitutions into odt of freetext
				try {
					$odfHandler->setVars('free_text', $newfreetext, true, 'UTF-8');
				}
				catch (OdfException $e)
				{
					dol_syslog($e->getMessage(), LOG_INFO);
				}

				foreach($tmparray as $key=>$value)
				{
					try {
						if (preg_match('/logo$/',$key)) // Image
						{
							if (file_exists($value)) $odfHandler->setImage($key, $value);
							else $odfHandler->setVars($key, 'ErrorFileNotFound', true, 'UTF-8');
						}
						else    // Text
						{
							$odfHandler->setVars($key, $value, true, 'UTF-8');
						}
					}
					catch (OdfException $e)
					{
                        dol_syslog($e->getMessage(), LOG_INFO);
					}
				}

				// Replace tags of lines
				try
				{
					$foundtagforlines = 1;
					try {
						$listlines = $odfHandler->setSegment('lines');
					}
					catch(OdfException $e)
					{
						// We may arrive here if tags for lines not present into template
						$foundtagforlines = 0;
						dol_syslog($e->getMessage(), LOG_INFO);
					}
					if ($foundtagforlines)
					{
						foreach ($object->lines as $line)
						{
							$tmparray=$this->get_substitutionarray_lines($line,$outputlangs);
							complete_substitutions_array($tmparray, $outputlangs, $object, $line, "completesubstitutionarray_lines");
							// Call the ODTSubstitutionLine hook
							$parameters=array('odfHandler'=>&$odfHandler,'file'=>$file,'object'=>$object,'outputlangs'=>$outputlangs,'substitutionarray'=>&$tmparray,'line'=>$line);
							$reshook=$hookmanager->executeHooks('ODTSubstitutionLine',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks
							foreach($tmparray as $key => $val)
							{
								try
								{
									$listlines->setVars($key, $val, true, 'UTF-8');
								}
								catch(OdfException $e)
								{
									dol_syslog($e->getMessage(), LOG_INFO);
								}
								catch(SegmentException $e)
								{
									dol_syslog($e->getMessage(), LOG_INFO);
								}
							}
							$listlines->merge();
						}
						$odfHandler->mergeSegment($listlines);
					}
				}
				catch(OdfException $e)
				{
					$this->error=$e->getMessage();
					dol_syslog($this->error, LOG_WARNING);
					return -1;
				}

				// Replace labels translated
				$tmparray=$outputlangs->get_translations_for_substitutions();
				foreach($tmparray as $key=>$value)
				{
					try {
						$odfHandler->setVars($key, $value, true, 'UTF-8');
					}
					catch(OdfException $e)
					{
                        dol_syslog($e->getMessage(), LOG_INFO);
					}
				}

				// Call the beforeODTSave hook
				$parameters=array('odfHandler'=>&$odfHandler,'file'=>$file,'object'=>$object,'outputlangs'=>$outputlangs);
				$reshook=$hookmanager->executeHooks('beforeODTSave',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks

				// Write new file
				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
					try {
						$odfHandler->exportAsAttachedPDF($file);
					} catch (Exception $e) {
						$this->error=$e->getMessage();
						return -1;
					}
				}
				else {
					try {
					$odfHandler->saveToDisk($file);
					} catch (Exception $e) {
						$this->error=$e->getMessage();
						return -1;
					}
				}

				$reshook=$hookmanager->executeHooks('afterODTCreation',$parameters,$this,$action);    // Note that $action and $object may have been modified by some hooks

				if (! empty($conf->global->MAIN_UMASK))
					@chmod($file, octdec($conf->global->MAIN_UMASK));

				$odfHandler=null;	// Destroy object

				$this->result = array('fullpath'=>$file);

				return 1;   // Success
			}
			else
			{
				$this->error=$langs->transnoentities("ErrorCanNotCreateDir",$dir);
				return -1;
			}
		}

		return -1;
	}
}
