<?php

/* * *******************************************************************************
 * SugarCRM is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2010 SugarCRM Inc.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * 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 Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
 * technical reasons, the Appropriate Legal Notices must display the words
 * "Powered by SugarCRM".
 * ****************************************************************************** */

define('VCREND', '50');
define('VCRSTART', '10');

class SugarVCR {

    /**
     * records the query in the session for later retrieval
     */
    function store($module, $query) {
        $_SESSION[$module . '2_QUERY'] = $query;
    }

    /**
     * This function retrieves a query from the session
     */
    function retrieve($module) {
        return (!empty($_SESSION[$module . '2_QUERY']) ? $_SESSION[$module . '2_QUERY'] : '');
    }

    /**
     * return the start, prev, next, end
     */
    function play($module, $offset) {
        //given some global offset try to determine if we have this
        //in our array.
        $ids = array();

        if (!empty($_SESSION[$module . 'QUERY_ARRAY']))
            $ids = $_SESSION[$module . 'QUERY_ARRAY'];

        if (empty($ids[$offset]) || empty($ids[$offset + 1]) || empty($ids[$offset - 1]))
            $ids = SugarVCR::record($module, $offset);

        $menu = array();

        if (!empty($ids[$offset])) {
            //return the control given this id
            $menu['PREV'] = ($offset > 1) ? $ids[$offset - 1] : '';
            $menu['CURRENT'] = $ids[$offset];
            $menu['NEXT'] = !empty($ids[$offset + 1]) ? $ids[$offset + 1] : '';
        }

        return $menu;
    }

    function menu($module, $offset, $isAuditEnabled, $saveAndContinue = false) {
        $html_text = "";

        if ($offset < 0) {
            $offset = 0;
        }

        //this check if require in cases when you visit the edit view before visiting that modules list view.
        //you can do this easily either from home or activies or sitemap.
        $stored_vcr_query = SugarVCR::retrieve($module);

        if (!empty($_REQUEST['record']) and !empty($stored_vcr_query) and isset($_REQUEST['offset']) and (empty($_REQUEST['isDuplicate']) or $_REQUEST['isDuplicate'] == 'false')) { // bug 15893 - only show VCR if called as an element in a set of records
            //syncing with display offset;
            $offset++;
            $action = (!empty($_REQUEST['action']) ? $_REQUEST['action'] : 'CreateView');
            //$html_text .= "<tr class='pagination'>\n";
            //$html_text .= "<td COLSPAN=\"20\" style='padding: 0px;'>\n";
            $html_text .= "<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"100%\"><tr>\n";

            $list_URL = 'index.php?action=index&module=' . $module;
            $current_page = floor($offset / 20) * 20;
            $list_URL .= '&offset=' . $current_page;

            $menu = SugarVCR::play($module, $offset);

            if ($saveAndContinue) {
                if (!empty($menu['NEXT'])) {
                    $return_action = 'CreateView';
                    $return_id = $menu['NEXT'];
                    $list_URL = 'index.php?action=CreateView&module=' . $module . '&record=' . $return_id . '&offset=' . ($offset + 1);
                    $list_link = "<button type='button' id='save_and_continue' class='button' title='{$GLOBALS['app_strings']['LBL_SAVE_AND_CONTINUE']}' onClick='this.form.action.value=\"Save\";if(check_form(\"CreateView\")){sendAndRedirect(\"CreateView\", \"{$GLOBALS['app_strings']['LBL_SAVING']} {$module}...\", \"$list_URL\");}'>" . $GLOBALS['app_strings']['LBL_SAVE_AND_CONTINUE'] . "</button>";
                }else
                    $list_link = "";
            }else
                $list_link = "";

            $previous_link = "";
            $next_link = "";

            if (!empty($menu['PREV'])) {
                //$previous_link = "<a href='index.php?module=$module&action=$action&offset=".($offset-1)."&record=".$menu['PREV']."' >".SugarThemeRegistry::current()->getImage("previous","alt='".$GLOBALS['app_strings']['LNK_LIST_PREVIOUS']."'  border='0' align='absmiddle'").'&nbsp;'.$GLOBALS['app_strings']['LNK_LIST_PREVIOUS']."</a>";
                $href = "index.php?module=$module&action=$action&offset=" . ($offset - 1) . "&record=" . $menu['PREV'];
                $previous_link = "<button type='button' class='button' title='{$GLOBALS['app_strings']['LNK_LIST_PREVIOUS']}' onClick='document.location.href=\"$href\";'>" . SugarThemeRegistry::current()->getImage("previous", "alt='" . $GLOBALS['app_strings']['LNK_LIST_PREVIOUS'] . "'  border='0' align='absmiddle'") . "</button>";
            }
            else
                $previous_link = "<button type='button' class='button' title='{$GLOBALS['app_strings']['LNK_LIST_PREVIOUS']}' disabled>" . SugarThemeRegistry::current()->getImage("previous_off", "alt='" . $GLOBALS['app_strings']['LNK_LIST_PREVIOUS'] . "'  border='0' align='absmiddle'") . "</button>";

            if (!empty($menu['NEXT'])) {
                //$next_link = "<a href='index.php?module=$module&action=$action&offset=".($offset+1)."&record=".$menu['NEXT']."' >".$GLOBALS['app_strings']['LNK_LIST_NEXT'].'&nbsp;'.SugarThemeRegistry::current()->getImage("next","alt='".$GLOBALS['app_strings']['LNK_LIST_NEXT']."'  border='0' align='absmiddle'")."</a>";
                $href = "index.php?module=$module&action=$action&offset=" . ($offset + 1) . "&record=" . $menu['NEXT'];
                $next_link = "<button type='button' class='button' title='{$GLOBALS['app_strings']['LNK_LIST_NEXT']}' onClick='document.location.href=\"$href\";'>" . SugarThemeRegistry::current()->getImage("next", "alt='" . $GLOBALS['app_strings']['LNK_LIST_NEXT'] . "'  border='0' align='absmiddle'") . "</button>";
            }
            else
                $next_link = "<button type='button' class='button' title='{$GLOBALS['app_strings']['LNK_LIST_NEXT']}' disabled>" . SugarThemeRegistry::current()->getImage("next_off", "alt='" . $GLOBALS['app_strings']['LNK_LIST_NEXT'] . "'  border='0' align='absmiddle'") . "</button>";

            if (!empty($_SESSION[$module . 'total'])) {
                $count = $offset . ' ' . $GLOBALS['app_strings']['LBL_LIST_OF'] . ' ' . $_SESSION[$module . 'total'];
                if (!empty($GLOBALS['sugar_config']['disable_count_query'])
                        && ( ($_SESSION[$module . 'total'] - 1) % $GLOBALS['sugar_config']['list_max_entries_per_page'] == 0 )) {
                    $count .= '+';
                }
            } else {
                $count = $offset;
            }
            $html_text .= "<td nowrap align='right' >" . $list_link . "&nbsp;&nbsp;&nbsp;&nbsp;<span class='pagination'>" . $previous_link . "&nbsp;&nbsp;(" . $count . ")&nbsp;&nbsp;" . $next_link . "</span>&nbsp;&nbsp;</td>";
            $html_text .= "</tr></table>"; //</td></tr>";
        }
        return $html_text;
    }

    function record($module, $offset) {
        $GLOBALS['log']->debug('SUGARVCR is recording more records');
        $start = max(0, $offset - VCRSTART);
        $index = $start;
        $db = DBManagerFactory::getInstance();

        $result = $db->limitQuery(SugarVCR::retrieve($module), $start, ($offset + VCREND), false);
        $index++;

        $ids = array();
        while (($row = $db->fetchByAssoc($result)) != null) {
            $ids[$index] = $row['id'];
            $index++;
        }

        //now that we have the array of ids, store this in the session
        $_SESSION[$module . 'QUERY_ARRAY'] = $ids;
        return $ids;
    }

    function recordIDs($module, $rids, $offset, $totalCount) {
        $index = $offset;
        $index++;

        $ids = array();

        foreach ($rids as $id) {
            $ids[$index] = $id;
            $index++;
        }

        //now that we have the array of ids, store this in the session
        $_SESSION[$module . 'QUERY_ARRAY'] = $ids;
        $_SESSION[$module . 'total'] = $totalCount;
    }

    function erase($module) {
        unset($_SESSION[$module . 'QUERY_ARRAY']);
    }

}