news_manager.php

<?php

/*
Plugin Name: News Manager
Description: A blog/news plugin for GetSimple
Version: 3.5 beta
Original author: Rogier Koppejan
Updated by: Carlos Navarro

*/

# plugin version
define('NMVERSION', '3.5 beta36');

$nmtab = (defined('NMTAB') && NMTAB) ? 'news_manager' : 'pages';

# get correct id for plugin
$thisfile = basename(__FILE__, '.php');

# register plugin
register_plugin(
  $thisfile,
  'News Manager',
  NMVERSION,
  'Rogier Koppejan, Carlos Navarro',
  'http://newsmanager.c1b.org/',
  'A blog/news plugin for GetSimple',
  $nmtab,
  'nm_admin'
);

# includes
require_once(GSPLUGINPATH.'news_manager/inc/common.php');

# language
if (basename($_SERVER['PHP_SELF']) != 'index.php') { // back end only
  nm_i18n_merge(true);
}

# hooks
if ($nmtab == 'news_manager') {
  $nmtablabel = isset($i18n['news_manager/NEWS_TAB']) ? i18n_r('news_manager/NEWS_TAB') : i18n_r('news_manager/PLUGIN_NAME');
  add_action('nav-tab', 'createNavTab', array('news_manager', $thisfile, $nmtablabel) );
  add_action('footer', 'nm_update_mu_landing_dropdown');
} else {
  add_action('pages-sidebar', 'createSideMenu', array($thisfile, i18n_r('news_manager/PLUGIN_NAME')));
}
add_action('header', 'nm_header_include');
add_action('header', 'nm_add_mu_permissions');
add_action('index-pretemplate', 'nm_frontend_init');
add_action('theme-header','nm_restore_page_title');
add_filter('sitemap','nm_update_sitemap_xml'); // for GetSimple 3.3+
if (!defined('NMNOAPIUPDATE') || !NMNOAPIUPDATE) {
  add_action('common', 'nm_update_extend_cache');
}

# scripts
if (isset($_GET['id']) && $_GET['id'] == 'news_manager' && (isset($_GET['edit']) || isset($_GET['settings']))) {
  if (!defined('GSNOCDN') || !GSNOCDN) {
    register_script('jquery-validate','//ajax.aspnetcdn.com/ajax/jquery.validate/1.10.0/jquery.validate.min.js', '1.10.0', false);
  } else {
    register_script('jquery-validate',$SITEURL.'plugins/news_manager/js/jquery.validate.min.js', '1.10.0', false);
  }
  queue_script('jquery-validate', GSBACK);
  if (!defined('NMWARNUNSAVED') || NMWARNUNSAVED) {
    register_script('jquery-areyousure', $SITEURL.'plugins/news_manager/js/jquery.are-you-sure.js', '1.9.0', false);
    queue_script('jquery-areyousure', GSBACK);
  }
}

/*******************************************************
 * @function nm_admin
 * @action back-end main function
 */
function nm_admin() {
  if (nm_env_check()) {
    # post management
    if (isset($_GET['edit'])) {
        nm_edit_post($_GET['edit']);
    } elseif (isset($_POST['post'])) {
        nm_save_post();
        nm_admin_panel();
    } elseif (isset($_GET['delete'])) {
        nm_delete_post($_GET['delete']);
        nm_admin_panel();
    } elseif (isset($_GET['restore'])) {
        nm_restore_post($_GET['restore']);
        nm_admin_panel();
    # settings management
    } elseif (isset($_GET['settings'])) {
        nm_edit_settings();
    } elseif (isset($_POST['settings'])) {
        nm_save_settings();
        nm_admin_panel();
    } elseif (isset($_GET['htaccess'])) {
        nm_generate_htaccess();
    } else {
        nm_admin_panel();
    }
  }
}

/*******************************************************
 * @function nm_frontend_init
 * @action front-end main function
 * @since 2.4
 */
function nm_frontend_init() {
  global $NMPAGEURL, $nmpagetype, $nmsingletag;
  if (function_exists('i18n_init')) i18n_init(); // I18N plugin
  $nmpagetype = array();
  nm_i18n_merge();
  if (strval(get_page_slug(false)) == $NMPAGEURL) {
    global $content, $metad;
    $metad_orig = ($metad == '' ? ' ' : $metad);
    $metad = ' ';
    $nmpagetype[] = 'site';
    ob_start();
    echo "\n";
    if (isset($_POST['search'])) {
        nm_reset_options('search');
        nm_show_search_results();
        $nmpagetype[] = 'search';
        $result = true;

    } elseif (isset($_GET[NMPARAMTAG])) {
        $tag = rawurldecode($_GET[NMPARAMTAG]);
        $result = false;
        if (isset($_GET[NMPARAMARCHIVE])) {
          nm_reset_options('archive');
          if (nm_get_option('tagarchives')) {
            $result = nm_show_tag_archive($tag, $_GET[NMPARAMARCHIVE], false);
            if ($result) $nmpagetype[] = 'archive';
          }
        } else {
          nm_reset_options('tag');
          if (nm_get_option('tagpagination')) {
            $index = isset($_GET[NMPARAMPAGE]) ? intval($_GET[NMPARAMPAGE]) : NMFIRSTPAGE;
            $result = nm_show_tag_page($tag, $index, false);
          } else {
            $result = nm_show_tag($tag, false);
          }
        }
        if ($result) {
          $nmpagetype[] = 'tag';
          $nmsingletag = $tag;
        }

    } elseif (isset($_GET[NMPARAMARCHIVE])) {
        nm_reset_options('archive');
        $result = nm_show_archive($_GET[NMPARAMARCHIVE], false);
        if ($result)
          $nmpagetype[] = 'archive';

    } elseif (isset($_GET[NMPARAMPOST])) {
        nm_reset_options('single');
        $result = nm_show_post($_GET[NMPARAMPOST], false, false, true);
        if ($result) {
          $nmpagetype[] = 'single';
          if (nm_get_option('metakeywordstags'))
            nm_update_meta_keywords();
          if (nm_get_option('autometad'))
            $metad = nm_post_excerpt(150, null, false);
        }

    } elseif (isset($_GET[NMPARAMPAGE]) && intval($_GET[NMPARAMPAGE]) != NMFIRSTPAGE) {
        nm_reset_options('main');
        $result = nm_show_page($_GET[NMPARAMPAGE], false);
        if ($result)
          $nmpagetype[] = 'main';

    } else {
        $metad = $metad_orig;
        nm_reset_options('main');
        nm_show_page(NMFIRSTPAGE, false);
        array_push($nmpagetype, 'main', 'home');
        $result = true;
    }
    $content = nm_ob_get_content(false);
    $content = addslashes(htmlspecialchars($content, ENT_QUOTES, 'UTF-8'));
    if (!$result) 
      header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found");
    if (nm_get_option('templatefile'))
      nm_switch_template_file(nm_get_option('templatefile'));
  }
  nm_update_page_title();
  nm_reset_options();
}