<?php
/* Copyright (C) 2003      Eric Seigne          <erics@rycks.com>
 * Copyright (C) 2003,2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2011 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2004      Sebastien Di Cintio  <sdicintio@ressource-toi.org>
 * Copyright (C) 2004      Benoit Mortier       <benoit.mortier@opensides.be>
 * Copyright (C) 2005-2011 Regis Houssin        <regis.houssin@inodbox.com>
 * Copyright (C) 2011 	   Juanjo Menent		<jmenent@2byte.es>
 * Copyright (C) 2020		Tobias Sekan		<tobias.sekan@startmail.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/>.
 */

/**
 *      \file       htdocs/admin/external_rss.php
 *      \ingroup    external_rss
 *      \brief      Page to setupe module ExternalRss
 */

// Load Dolibarr environment
require '../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/rssparser.class.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/infobox.class.php';

// Load translation files required by the page
$langs->load("admin");

// Security check
if (!$user->admin) {
	accessforbidden();
}

$lastexternalrss = 0;
$action = GETPOST('action', 'aZ09');


/*
 * Actions
 */

// positionne la variable pour le nombre de rss externes
$sql = "SELECT ".$db->decrypt('name')." as name FROM ".MAIN_DB_PREFIX."const";
$sql .= " WHERE ".$db->decrypt('name')." LIKE 'EXTERNAL_RSS_URLRSS_%'";
//print $sql;
$result = $db->query($sql); // We can't use SELECT MAX() because EXTERNAL_RSS_URLRSS_10 is lower than EXTERNAL_RSS_URLRSS_9
if ($result) {
	$reg = array();
	while ($obj = $db->fetch_object($result)) {
		preg_match('/([0-9]+)$/i', $obj->name, $reg);
		if ($reg[1] && $reg[1] > $lastexternalrss) {
			$lastexternalrss = $reg[1];
		}
	}
} else {
	dol_print_error($db);
}

if ($action == 'add' || GETPOST("modify")) {
	$external_rss_title = "external_rss_title_".GETPOST("norss", 'int');
	$external_rss_urlrss = "external_rss_urlrss_".GETPOST("norss", 'int');

	if (GETPOST($external_rss_urlrss, 'alpha')) {
		$boxlabel = '(ExternalRSSInformations)';
		//$external_rss_url = "external_rss_url_" . GETPOST("norss");

		$db->begin();

		if (GETPOST("modify")) {
			// Supprime boite box_external_rss de definition des boites
			/* $sql = "UPDATE ".MAIN_DB_PREFIX."boxes_def";
			$sql.= " SET name = '".$db->escape($boxlabel)."'";
			$sql.= " WHERE file ='box_external_rss.php' AND note like '".$db->escape(GETPOST("norss"))." %'";

			$resql=$db->query($sql);
			if (! $resql)
			{
				dol_print_error($db,"sql=$sql");
				exit;
			}
			*/
		} else {
			// Ajoute boite box_external_rss dans definition des boites
			$sql = "INSERT INTO ".MAIN_DB_PREFIX."boxes_def (file, note)";
			$sql .= " VALUES ('box_external_rss.php','".$db->escape(GETPOST("norss", 'int').' ('.GETPOST($external_rss_title, 'alpha')).")')";
			if (!$db->query($sql)) {
				dol_print_error($db);
				$error++;
			}
			//print $sql;exit;
		}

		$result1 = dolibarr_set_const($db, "EXTERNAL_RSS_TITLE_".GETPOST("norss", 'int'), GETPOST($external_rss_title, 'alpha'), 'chaine', 0, '', $conf->entity);
		if ($result1) {
			$consttosave = "EXTERNAL_RSS_URLRSS_".GETPOST("norss", 'int');
			$urltosave = GETPOST($external_rss_urlrss, 'alpha');
			$result2 = dolibarr_set_const($db, $consttosave, $urltosave, 'chaine', 0, '', $conf->entity);
			//var_dump($result2);exit;
		}

		if ($result1 && $result2) {
			$db->commit();
			header("Location: ".$_SERVER["PHP_SELF"]);
			exit;
		} else {
			$db->rollback();
			dol_print_error($db);
		}
	}
}

if (GETPOST("delete")) {
	if (GETPOST("norss", 'int')) {
		$db->begin();

		// Supprime boite box_external_rss de definition des boites
		$sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."boxes_def";
		$sql .= " WHERE file = 'box_external_rss.php' AND note LIKE '".$db->escape(GETPOST("norss", 'int'))." %'";

		$resql = $db->query($sql);
		if ($resql) {
			$num = $db->num_rows($resql);
			$i = 0;
			while ($i < $num) {
				$obj = $db->fetch_object($resql);

				$sql = "DELETE FROM ".MAIN_DB_PREFIX."boxes";
				$sql .= " WHERE entity = ".$conf->entity;
				$sql .= " AND box_id = ".((int) $obj->rowid);
				$resql = $db->query($sql);

				$sql = "DELETE FROM ".MAIN_DB_PREFIX."boxes_def";
				$sql .= " WHERE rowid = ".((int) $obj->rowid);
				$resql = $db->query($sql);

				if (!$resql) {
					$db->rollback();
					dol_print_error($db, "sql=".$sql);
					exit;
				}

				$i++;
			}

			$db->commit();
		} else {
			$db->rollback();
			dol_print_error($db, "sql=".$sql);
			exit;
		}


		$result1 = dolibarr_del_const($db, "EXTERNAL_RSS_TITLE_".GETPOST("norss", 'int'), $conf->entity);
		if ($result1) {
			$result2 = dolibarr_del_const($db, "EXTERNAL_RSS_URLRSS_".GETPOST("norss", 'int'), $conf->entity);
		}

		if ($result1 && $result2) {
			$db->commit();
			header("Location: external_rss.php");
			exit;
		} else {
			$db->rollback();
			dol_print_error($db);
		}
	}
}


/*
 * View
 */
$form = new Form($db);

llxHeader('', $langs->trans("ExternalRSSSetup"));

$linkback = '<a href="'.DOL_URL_ROOT.'/admin/modules.php?restore_lastsearch_values=1">'.$langs->trans("BackToModuleList").'</a>';
print load_fiche_titre($langs->trans("ExternalRSSSetup"), $linkback, 'title_setup');
print '<br>';

// Formulaire ajout
print '<form name="externalrssconfig" action="'.$_SERVER["PHP_SELF"].'" method="post">';
print '<input type="hidden" name="token" value="'.newToken().'">';

print '<table class="noborder centpercent">';
print '<tr class="liste_titre">';
print '<td colspan="2">'.$langs->trans("NewRSS").'</td>';
print '<td>'.$langs->trans("Example").'</td>';
print '</tr>';
print '<tr class="impair">';
print '<td width="100">'.$langs->trans("Title").'</td>';
print '<td><input type="text" class="flat minwidth300" name="external_rss_title_'.($lastexternalrss + 1).'" value=""></td>';
print '<td>'.$langs->trans('RSSUrlExample').'</td>';
print '</tr>';

print '<tr class="pair">';
print '<td>'.$langs->trans('RSSUrl').'</td>';
print '<td><input type="text" class="flat minwidth300" name="external_rss_urlrss_'.($lastexternalrss + 1).'" value=""></td>';
print '<td>http://news.google.com/news?ned=us&topic=h&output=rss<br>http://www.dolibarr.org/rss</td>';
print '</tr>';
print '</table>';

print $form->buttonsSaveCancel("Add", '');
print '<input type="hidden" name="action" value="add">';
print '<input type="hidden" name="norss" value="'.($lastexternalrss + 1).'">';

print '</form>';

print '<br><br>';
print '<span class="opacitymedium">'.$langs->trans('RssNote').'</span> - <a href="'.DOL_MAIN_URL_ROOT.'/admin/boxes.php">'.$langs->trans('JumpToBoxes').'</a>';
print '<br><br>';

$sql = "SELECT rowid, file, note FROM ".MAIN_DB_PREFIX."boxes_def";
$sql .= " WHERE file = 'box_external_rss.php'";
$sql .= " ORDER BY note";

dol_syslog("select rss boxes", LOG_DEBUG);
$resql = $db->query($sql);
if ($resql) {
	$boxlist = InfoBox::listBoxes($db, 'activated', -1, null);
	$num = $db->num_rows($resql);
	$i = 0;

	while ($i < $num) {
		$obj = $db->fetch_object($resql);

		preg_match('/^([0-9]+)/i', $obj->note, $reg);
		$idrss = $reg[1];
		$keyrsstitle = "EXTERNAL_RSS_TITLE_".$idrss;
		$keyrssurl = "EXTERNAL_RSS_URLRSS_".$idrss;
		//print "x".$idrss;

		$rssparser = new RssParser($db);
		$result = $rssparser->parser($conf->global->$keyrssurl, 5, 300, $conf->externalrss->dir_temp);

		print "<br>";
		print '<form name="externalrssconfig" action="'.$_SERVER["PHP_SELF"].'" method="post">'."\n";

		print '<table class="noborder centpercent">'."\n";
		print '<input type="hidden" name="token" value="'.newToken().'">'."\n";

		print '<tr class="liste_titre">';
		print "<td>".$langs->trans("RSS")." ".($i + 1)."</td>";
		print '<td class="right">';
		print '<input type="submit" class="button buttongen button-save" name="modify" value="'.$langs->trans("Modify").'">';
		print '<input type="submit" class="button buttongen button-cancel" name="delete" value="'.$langs->trans("Delete").'">';
		print '<input type="hidden" name="norss" value="'.$idrss.'">';
		print '</td>';
		print '</tr>'."\n";


		print '<tr class="oddeven">';
		print '<td class="titlefield">'.$langs->trans("Title")."</td>";
		print '<td><input type="text" class="flat minwidth300" name="external_rss_title_'.$idrss.'" value="'.dol_escape_htmltag($conf->global->$keyrsstitle).'"></td>';
		print '</tr>'."\n";


		print '<tr class="oddeven">';
		print "<td>".$langs->trans("URL")."</td>";
		print '<td><input type="text" class="flat minwidth300" name="external_rss_urlrss_'.$idrss.'" value="'.dol_escape_htmltag($conf->global->$keyrssurl).'"></td>';
		print '</tr>'."\n";


		print '<tr class="oddeven">';
		print "<td>".$langs->trans("Status")."</td>";
		print "<td>";
		if ($result > 0 && empty($rss->error)) {
			print '<span class="ok">'.$langs->trans("Online").'</div>';
		} else {
			print '<span class="error">'.$langs->trans("Offline");
			$langs->load("errors");
			if ($rssparser->error) {
				print ' - '.$langs->trans($rssparser->error);
			}
			print '</div>';
		}
		print "</td>";
		print '</tr>'."\n";

		// Logo
		if ($result > 0 && empty($rss->error)) {
			print '<tr class="oddeven">';
			print "<td>".$langs->trans("Logo")."</td>";
			print '<td>';
			$imageurl = $rssparser->getImageUrl();
			$linkrss = $rssparser->getLink();
			if (!preg_match('/^http/', $imageurl)) {
				$imageurl = $linkrss.$imageurl;
			}
			if ($imageurl) {
				print '<img height="32" src="'.$imageurl.'">';
			} else {
				print $langs->trans("None");
			}
			print '</td>';
			print '</tr>'."\n";
		}

		// Active
		$active = _isInBoxList($idrss, $boxlist) ? 'yes' : 'no';
		print '<tr class="oddeven">';
		print '<td>'.$langs->trans('WidgetAvailable').'</td>';
		print '<td>'.yn($active).'</td>';
		print '</tr>'."\n";

		print '</table>'."\n";

		print "</form>\n";

		$i++;
	}
} else {
	dol_print_error($db);
}

// End of page
llxFooter();
$db->close();

/**
 * Check if the given RSS feed if inside the list of boxes/widgets
 *
 * @param	int		$idrss		The id of the RSS feed
 * @param	array	$boxlist	A list with boxes/widgets
 * @return	bool				true if the rss feed is inside the box/widget list, otherwise false
 */
function _isInBoxList($idrss, array $boxlist)
{
	foreach ($boxlist as $box) {
		if ($box->boxcode === "lastrssinfos" && strpos($box->note, $idrss) !== false) {
			return true;
		}
	}

	return false;
}
