<?php
/*
 * Copyright (C) 2016  Florian HENRY <florian.henry@open-concept.pro>
 *
 * 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/>.
 */

/**
 * \file class/actions_referenceletters.class.php
 * \ingroup referenceletters
 * \brief This file is an example hook overload class file
 * Put some comments here
 */

/**
 * Class ActionsReferenceLetters
 */
class ActionsReferenceLetters
{
	/**
	 *
	 * @var array Hook results. Propagated to $hookmanager->resArray for later reuse
	 */
	public $results = array ();

	/**
	 *
	 * @var string String displayed by executeHook() immediately after return
	 */
	public $resprints;

	/**
	 *
	 * @var array Errors
	 */
	public $errors = array ();

	/**
	 * Constructor
	 */
	public function __construct($db) {
		$this->db = $db;
		$this->error = 0;
		$this->errors = array ();
		$this->resprints = null;
	}

	/**
	 * Overloading the doActions function : replacing the parent's function with the one below
	 *
	 * @param array() $parameters Hook metadatas (context, etc...)
	 * @param CommonObject &$object The object to process (an invoice if you are in invoice module, a propale in propale's module, etc...)
	 * @param string &$action Current action (if set). Generally create or edit or null
	 * @param HookManager $hookmanager Hook manager propagated to allow calling another hook
	 * @return int < 0 on error, 0 on success, 1 to replace standard code
	 */
	public function afterPDFCreation($parameters, &$object, &$action, $hookmanager) {
		global $langs, $conf, $user;

		$error = 0; // Error counter
		dol_syslog("Hook '" . get_class($this) . "' for action '" . __METHOD__ . "' launched by " . __FILE__);
		if (in_array('referencelettersinstacecard', explode(':', $parameters['context']))) {
            $instance_letter = $parameters['instance_letter'];
			if (! empty($conf->global->REF_LETTER_CREATEEVENT)) {
				dol_syslog("Hook '" . get_class($this) . " id=" . $instance_letter->id);
				// var_dump($instance_letter);
				$langs->load('referenceletters@referenceletters');
				$now = dol_now();

				dol_include_once('/comm/action/class/actioncomm.class.php');
				$actioncomm = new ActionComm($this->db);
				$actioncomm->type_code = 'AC_LTR_DOC';
				if ($conf->global->REF_LETTER_TYPEEVENTNAME == 'normal') {
					$actioncomm->label = $langs->trans('RefLtrNewLetters') . ' ' . $instance_letter->ref_int;
				} else {
					// find refletter inforamtion
					dol_include_once('/referenceletters/class/referenceletters.class.php');
					$object_refletter = new Referenceletters($this->db);
					$result = $object_refletter->fetch($instance_letter->fk_referenceletters);
					if ($result < 0) {
						$this->error = $object_refletter->error;
						$this->errors[] = $object_refletter->errors;

						dol_syslog(get_class($this) . $this->error, LOG_ERR);
						return - 1;
					}
					if ($instance_letter->element_type == 'thirdparty') {
						$actioncomm->label = $object_refletter->title . '-' . $instance_letter->srcobject->nom;
					} else {
						$actioncomm->label = $object_refletter->title . '-' . $instance_letter->srcobject->thirdparty->name;
					}

				}
				if(is_array($instance_letter->content_letter)) {
					$first_value = reset($instance_letter->content_letter);
				}
				$actioncomm->note = $first_value['content_text'];
				$actioncomm->datep = $now;
				$actioncomm->datef = $now;
				$actioncomm->durationp = 0;
				$actioncomm->punctual = 1;
				// Not applicable
				$actioncomm->percentage = - 1;
				// $actioncomm->contact = $contactforaction;
				if ($instance_letter->element_type == 'thirdparty') {
					$actioncomm->socid = $instance_letter->srcobject->id;
				} else {
					$actioncomm->socid = $instance_letter->srcobject->thirdparty->id;
				}
				$actioncomm->author = $user; // User saving action
				$actioncomm->userdone = $user; // User doing action
				$actioncomm->fk_element = $instance_letter->id;
				$actioncomm->elementtype = 'referenceletters_' . $instance_letter->element;
				$actioncomm->userownerid = $user->id;
				$ret = $actioncomm->create($user); // User qui saisit l'action
				if ($ret < 0) {
					$error = "Failed to insert : " . $actioncomm->error . " ";
					$this->error = $error;
					$this->errors[] = $error;

					dol_syslog(get_class($this) . $this->error, LOG_ERR);
					return - 1;
				} else {

					if (! empty($conf->global->REF_LETTER_EVTCOPYFILE)) {
						dol_include_once('/core/lib/files.lib.php');

						$objectref = dol_sanitizeFileName($instance_letter->ref_int);
						$srcdir = $conf->referenceletters->dir_output . "/".$instance_letter->element_type."/" . $objectref;
						$srcfile = $srcdir . '/' . $objectref . ".pdf";
						$destdir = $conf->agenda->dir_output . '/' . $ret;
						$destfile = $destdir . '/' . $objectref . ".pdf";

						if (dol_mkdir($destdir) >= 0) {
							$result = dol_copy($srcfile, $destfile);
							if ($result < 0) {
								$error = $langs->trans('RefLtrErrorCopyFile');
								$this->error = $error;
								$this->errors[] = $error;

								dol_syslog(get_class($this) . $this->error, LOG_ERR);
								return - 1;
							}
						}
					}
				}
			}
			$copyToStdDir = GETPOST('overwrite_std_doc', 'int');
			$referenceLetters = new ReferenceLetters($this->db);
			if (isset($referenceLetters->element_type_list[$instance_letter->element_type]['document_dir'])) {
				$document_dir = $referenceLetters->element_type_list[$instance_letter->element_type]['document_dir'];
			} else {
				$document_dir = null;
			}
			if (! empty($copyToStdDir) && $document_dir !== null) {
				$srcfilePath = $parameters['file'];
				$srcfileName = basename($srcfilePath);
				$srcobjRef = $instance_letter->srcobject->ref;

				$parameters = array();
				$reshook = $hookmanager->executeHooks('overrideRefForFileName', $parameters, $instance_letter->srcobject, $action);
				if ($reshook > 0) {
					// override default behaviour with hook results
					$srcobjRef = $hookmanager->resPrint;
				}

				$destdir = $document_dir . '/' . $srcobjRef;
				if (!empty($instance_letter->srcobject->last_main_doc) && is_file(DOL_DATA_ROOT . '/' . $instance_letter->srcobject->last_main_doc)) {
					$destfilePath = DOL_DATA_ROOT . '/' . $instance_letter->srcobject->last_main_doc;
					$destfileName = basename($destfilePath);
				} else {
					$destfileName = $srcobjRef . '.pdf';
					$destfilePath = $destdir . '/' . $destfileName;
				}
				$isOverwrite = is_file($destfilePath);
				if (!is_dir($destdir) && !mkdir($destdir)) {
					$this->error = $langs->trans('RefLtrCannotCreateDir', $destdir);
					setEventMessage($this->error, 'errors');
					dol_syslog(get_class($this) . $this->error, LOG_ERR);
					return - 1;
				}
				if (!copy($srcfilePath, $destfilePath)) {
					$this->error = $langs->trans('RefLtrCannotCopyFile');
					setEventMessage($this->error, 'errors');
					dol_syslog(get_class($this) . $this->error, LOG_ERR);
					return - 1;
				} else {
					setEventMessage($langs->trans($isOverwrite ? 'RefLtrStdDocOverwritten' : 'RefLtrCopiedInStdDocLocation', $destfileName, $srcfileName));
				}
			}
		}

        return 0;
	}

	/**
     * Overloading the doActions function : replacing the parent's function with the one below
     *
     * @param   array()         $parameters     Hook metadatas (context, etc...)
     * @param   CommonObject    &$object        The object to process (an invoice if you are in invoice module, a propale in propale's module, etc...)
     * @param   string          &$action        Current action (if set). Generally create or edit or null
     * @param   HookManager     $hookmanager    Hook manager propagated to allow calling another hook
     * @return  int                             < 0 on error, 0 on success, 1 to replace standard code
     */
	function doActions($parameters, &$object, &$action, $hookmanager) {

		global $db, $conf, $user, $langs;

		if (in_array($parameters['currentcontext'], array('propalcard', 'ordercard', 'contractcard', 'invoicecard', 'supplier_proposalcard', 'ordersuppliercard', 'expeditioncard'))) {

			if ($action === 'builddoc') {

				$model = GETPOST('model', 'none');

				// Récupération de l'id du modèle
				if (strpos($model, 'rfltr_') !== false) {

					// Récupération l'id du modèle sélectionné
					$models = explode('rfltr_', $model);
					$id_model = $models[1];

					// MAJ de l'extrafield
					$object->array_options['options_rfltr_model_id'] = intval($id_model);
					$object->insertExtraFields();

					$_POST['model'] = "rfltr_dol_" . (($object->element !== 'order_supplier') ? $object->element : $object->table_element);

				} else {
					$object->array_options['options_rfltr_model_id'] = '';
					$object->insertExtraFields();
				}
			}

		}

		return 0;

	}


    /**
     *Overloading the commonGenerateDocument function : replacing the parent's function with the one below
	 *
	 *
	 * function : replacing the parent's function with the one below
     * On récupère les modèles disponibles pour ce type de document dans DocEdit pour overrider si besoin
     *
     * @param   array()         $parameters     Hook metadatas (context, etc...)
     * @param   CommonObject    &$object        The object to process (an invoice if you are in invoice module, a propale in propale's module, etc...)
     * @param   string          &$action        Current action (if set). Generally create or edit or null
     * @param   HookManager     $hookmanager    Hook manager propagated to allow calling another hook
     * @return  int                             < 0 on error, 0 on success, 1 to replace standard code
     */
    function commonGenerateDocument($parameters, &$object, &$action, $hookmanager)
    {
        global $db, $langs, $conf, $user;

        dol_include_once('/referenceletters/core/modules/referenceletters/modules_referenceletters.php');
        dol_include_once('/referenceletters/class/referenceletters_tools.class.php');
        dol_include_once('/referenceletters/class/referenceletters.class.php');

        $element = $object->element;
        if($element === 'facture') $element = 'invoice';
        if($element === 'commande') $element = 'order';
        if($element === 'contrat') $element = 'contract';
        $TMatches = array();

        $matchReturn = preg_match('/^rfltr_([1-9][0-9]*)$/', $parameters['modele'], $TMatches);
		
        // Erreur de regex, on ne peut pas déterminer le type de modèle
        if ($matchReturn === false)
        {
            setEventMessage($langs->trans('RefLtrErrorCannotRecognizeModel'), 'errors');
            return -1;
        }


        $staticRefLtr = new Referenceletters($db);

        // Le modèle DocEdit est directement renseigné (rfltr_<id>)
        if ($matchReturn === 1)
        {
            $id_model = intval($TMatches[1]);
        }
        // On cherche le modèle DocEdit par défaut pour ce type de document
        else
        {
            $TFilters = array('t.element_type' => $element, 't.status' => 1, 't.default_doc' => 1);

            $result = $staticRefLtr->fetch_all('ASC', 't.rowid', 1, 0, $TFilters);
			
            if ($result < 0)
            {
                setEventMessages(null, $staticRefLtr->errors, 'errors');
                return -1;
            }
            // La recherche n'a pas été fructueuse : on rend la main à la génération par défaut
			// DEBUT HUGON INFORMATIQUE
			// retrait de la condition || ! is_array($staticRefLtr) dans le if en dessous
            if (empty($result)  || empty($staticRefLtr->lines)) // 
            {
                return 0;
            }
			// FIN HUGON INFORMATIQUE

            $id_model = $staticRefLtr->lines[0]->id;
        }

        // Création et chargement d'une nouvelle instance de modèle
        $instances = RfltrTools::load_object_refletter($object->id, $id_model, $object);
        $instance_rfltr = $instances[0];
        if(empty($instance_rfltr->ref_int)) $instance_rfltr->ref_int = $instance_rfltr->getNextNumRef($object->thirdparty, $user->id, $instance_rfltr->element_type);
        $instance_rfltr->create($user);

        $outputlangs = $parameters['outputlangs'];

        // Création du PDF
        $result = referenceletters_pdf_create($db, $object, $instance_rfltr, $outputlangs, $instance_rfltr->element_type);
		
        // La génération a échoué (le message d'erreur est déjà géré)
        if ($result < 0)
        {
            return -1;
        }

        // Renommage du fichier pour le mettre dans le bon répertoire pour qu'il apparaîsse dans la liste des fichiers joints sur la fiche de chaque élément
        $objectref = dol_sanitizeFileName($instance_rfltr->ref_int);
        $dir = $conf->referenceletters->dir_output . '/' .$instance_rfltr->element_type . '/' . $objectref;
        $file = $dir . '/' . $objectref . ".pdf";

        $objectref = dol_sanitizeFileName($object->ref);
        $classname = get_class($object);
        if($classname === 'CommandeFournisseur') $classname = 'supplier_order';
        $dir_dest = $conf->{strtolower($classname)}->dir_output;
        if($classname === 'Expedition') $dir_dest .= '/sending';
		
        if (empty($dir_dest))
        {
            if (array_key_exists('dir_output', $staticRefLtr->element_type_list[$instance_rfltr->element_type]))
            {
                $dir_dest = $staticRefLtr->element_type_list[$instance_rfltr->element_type]['dir_output'];
            }
        }
		
        if (empty($dir_dest))
        {	
            setEventMessage($langs->trans('RefLtrCannotCopyFile'), 'errors');
            return -1;
        }
		
        $dir_dest .= '/' . $objectref;
        if (! file_exists($dir_dest))
        {
            $mkDirRet = dol_mkdir($dir_dest);
			
            if ($mkDirRet < 0)
            {
                setEventMessage($langs->trans('ErrorCanNotCreateDir', $dir_dest), 'errors');
                return -1;
            }
        }
		
        $file_dest = $dir_dest . '/' . $objectref . '.pdf';

        $copyRet = dol_copy($file, $file_dest);
		
        if ($copyRet < 0)
        {
            setEventMessage($langs->trans('ErrorFailToCopyFile', $file, $file_dest), 'errors');
            return -1;
        }

        /* Je commente la redirection qui était là à l'origine : la forcer empêche le script de se finir
         * correctement (je suis tombé sur un cas où on se trouve en plein enchevêtrement de transations en
         * base de données...). Dans l'écransante majorité des cas, les occurrences du hook
         * commonGenerateDocument débouchent de toute façon sur une 301 vers la bonne page. Donc pour que ça se
         * termine bien, je mets un return 1 à la place - MdLL, 31/03/2020
            // Header sur la même page pour annuler le traitement standard de génération de PDF
            $field_id = 'id';
            if(get_class($object) === 'Facture') $field_id = 'facid';
            header('location: '.$_SERVER['PHP_SELF'].'?id='.GETPOST($field_id, 'none'));
            exit;
         */
        return 1;
    }

	/**
     * Overloading the formBuilddocOptions function : replacing the parent's function with the one below
     *
     * @param   array()         $parameters     Hook metadatas (context, etc...)
     * @param   CommonObject    &$object        The object to process (an invoice if you are in invoice module, a propale in propale's module, etc...)
     * @param   string          &$action        Current action (if set). Generally create or edit or null
     * @param   HookManager     $hookmanager    Hook manager propagated to allow calling another hook
     * @return  int                             < 0 on error, 0 on success, 1 to replace standard code
     */
	function formBuilddocOptions($parameters, &$object, &$action, $hookmanager) {

		global $db;

		/***** Permet d'afficher les modèles disponibles dans la liste de génération de la fiche de chaque élément *****/

		// 1 - On récupère les modèles disponibles pour ce type de document
		$element = $object->element;
		if($element === 'facture') $element = 'invoice';
		if($element === 'commande') $element = 'order';
		if($element === 'contrat') $element = 'contract';
		if($element === 'expedition') $element = 'shipping';

		$TModelsID=array();
		dol_include_once('/referenceletters/class/referenceletters.class.php');
		$object_refletters = new Referenceletters($db);
		$result = $object_refletters->fetch_all('ASC', 't.rowid', 0, 0, array('t.element_type'=>$element,'t.status'=>1));
		if ($result<0) {
			setEventMessages(null,$object_refletters->errors,'errors');
		} else {
			if (is_array($object_refletters->lines) && count($object_refletters->lines)>0) {
				foreach($object_refletters->lines as $line) {
					$TModelsID[] = array('id'=>$line->id, 'title'=>$line->title, 'default_doc'=>$line->default_doc);
				}
			}
		}

		if(count($TModelsID)==0) return 0;

		// 2 - On ajoute les données au selectmodels
		?>
		<script>

			$(document).ready(function(){
				var tab = new Array();
				var modelgeneric = $("#model").find('option[value=rfltr_dol_<?php print ($object->element !== 'order_supplier') ? $object->element : $object->table_element; ?>]');
				console.log(modelgeneric);
				if (modelgeneric.length > 0)
				{
					modelgeneric[0].remove();
				}

				<?php
				$defaultset=0;
				foreach($TModelsID as &$TData) {
					?>
					var option = new Option('<?php print $db->escape($TData['title']); ?>', 'rfltr_<?php print $TData['id']; ?>', false);
					tab.push(option);
					$("#model").append(tab);
					<?php
					if(!empty($object->array_options['options_rfltr_model_id'])) {
						?>
							var id_selected = "<?php print $object->array_options['options_rfltr_model_id']; ?>";
						<?php
					}
					elseif (!empty($TData['default_doc']) && strpos($object->model_pdf, 'rfltr') !== false) {
						?>
							var id_selected = "<?php print $TData['id']; ?>";
						<?php
						$defaultset=1;
					}
				}
				?>

				if(id_selected) {
					$("#model").val('rfltr_' + id_selected).change();
				}

			});

		</script>
		<?php

		return 0;
	}

}
