<?php
/* automatically adds code to header.php file*/
function awm_add_code()
{
	if ( ! defined('TEMPLATEPATH') || ! defined('STYLESHEETPATH')) {
		wp_templating_constants();
	}
	$file_path = locate_template(array("header.php"));
	if ( ! empty($file_path)) {
		$file = @file_get_contents($file_path);
	} else {
		return false;
	}
	//checking if htmp.tpl.php is writable
	$wantedPerms = octdec("0755");
	$actualPerms = octdec(substr(sprintf("%o", fileperms($file_path)), -4));

	if ($actualPerms < $wantedPerms) {
		if ( ! chmod($file_path, $wantedPerms)) {
			return false;
		}
	}
	if (substr_count($file, 'AWM_generate_linking_code') == 0) {
		// genesis_markup case
		if (substr_count($file, 'genesis_markup') != 0) {
			$file = str_replace("do_action( 'genesis_before' );",
				"if (function_exists('AWM_generate_linking_code'))AWM_generate_linking_code();\ndo_action( 'genesis_before' );", $file);
		} // generic case
		else {
			preg_match("/<body([^\?>])*(<\?([^>])*\?>([^>\?])*)*>/", $file, $matches);
			if (count($matches) > 0) {
				$pieces = explode($matches[0], $file);
				if (count($pieces) == 2) {
					$file = $pieces[0] . $matches[0] . "\n<?php if (function_exists('AWM_generate_linking_code'))AWM_generate_linking_code(); ?>" . $pieces[1];
				}
			} else {
				if ($actualPerms < $wantedPerms) {
					@chmod($file_path, $actualPerms);
				}
				return false;
			}
		}
		$fp = fopen($file_path, 'w');
		if ( ! $fp) {
			if ($actualPerms < $wantedPerms) {
				@chmod($file_path, $actualPerms);
			}
			return false;
		}
		fwrite($fp, $file);
		fclose($fp);
		if ($actualPerms < $wantedPerms) {
			@chmod($file_path, $actualPerms);
		}
		return true;
	}
	if ($actualPerms < $wantedPerms) {
		@chmod($file_path, $actualPerms);
	}
	return true;
}

/* This code sets the plugin up for first-time-run */
function awm_set_first_time_options()
{
	add_option('AWM_menu_path', str_ireplace(home_url(), "", plugins_url()) . "/allwebmenus-wordpress-menu-plugin/menu/");
	add_option('AWM_Checked', false);
	add_option('AWM_Check_show', true);
	add_option('AWM_show_welcome', true);
	add_option('AWM_Checked_Date', '00');
	add_option('AWM_selected_tab', '0');
}

/* This code sets the default option values for a given tab */
function awm_set_default_option_values($awm_t)
{
	global $wpdb, $awm_table_name;
	$wpdb->update($awm_table_name,
		array('name' => (string)"menu" . $awm_t, 'pages_name' => 'Pages', 'pages_ms' => 'main', 'posts_name' => 'Posts', 'posts_ms' => 'sub', 'categories_ms' => 'sub', 'categories_name' => 'Categories', 'type' => 'Dynamic', 'genre' => 'JS'),
		array('id' => $_POST['AWM_menu_id_' . $awm_t]));
	//	update_option('AWM_menu_path', '/menu/');
}

/* This code converts the options from old single-tab version to multi-tab */
function awm_convert_from_single_to_multi_tab()
{
	global $awm_total_tabs;
	add_option('AWM_menu_name', 'nowayyouhavethisvalue');    // first create an impossible value
	if (get_option('AWM_menu_name') == 'nowayyouhavethisvalue') {    // if the option now has this value, it did not exist (this means you already have the new version
		delete_option('AWM_menu_name');
	} else {                                        // else you had the old so you need to convert
		for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
			update_option('AWM_include_home_' . $awm_t, get_option('AWM_include_home'));
			update_option('AWM_pages_' . $awm_t, get_option('AWM_pages'));
			update_option('AWM_pages_ms_' . $awm_t, get_option('AWM_pages_ms'));
			update_option('AWM_pages_name_' . $awm_t, get_option('AWM_pages_name'));
			update_option('AWM_posts_' . $awm_t, get_option('AWM_posts'));
			update_option('AWM_posts_ms_' . $awm_t, get_option('AWM_posts_ms'));
			update_option('AWM_posts_name_' . $awm_t, get_option('AWM_posts_name'));
			update_option('AWM_posts_ids_' . $awm_t, get_option('AWM_posts_ids'));
			update_option('AWM_categories_' . $awm_t, get_option('AWM_categories'));
			update_option('AWM_categories_ms_' . $awm_t, get_option('AWM_categories_ms'));
			update_option('AWM_categories_name_' . $awm_t, get_option('AWM_categories_name'));
			update_option('AWM_categories_subitems_' . $awm_t, get_option('AWM_categories_subitems'));
			update_option('AWM_categories_subitems_no_' . $awm_t, get_option('AWM_categories_subitems_no'));
			update_option('AWM_hide_future_' . $awm_t, get_option('AWM_hide_future'));
			update_option('AWM_hide_protected_' . $awm_t, get_option('AWM_hide_protected'));
			update_option('AWM_excluded_cats_' . $awm_t, get_option('AWM_excluded_cats'));
			update_option('AWM_excluded_pages_' . $awm_t, get_option('AWM_excluded_pages'));
			update_option('AWM_Related_' . $awm_t, get_option('AWM_Related'));
		}

		$awm_mn = explode(",", get_option('AWM_menu_name'));
		for ($awm_i = 0; $awm_i < count($awm_mn) && $awm_i < $awm_total_tabs; $awm_i++) {
			$awm_n = awm_fix_menu_name(trim($awm_mn[$awm_i]));
			update_option('AWM_use_custom_menu_' . $awm_t, false);
			update_option('AWM_use_custom_menu_id_' . $awm_t, '');
			update_option('AWM_menu_name_' . $awm_i, $awm_n);
			update_option('AWM_menu_active_' . $awm_i, true);
		}

		delete_option('AWM_include_home');
		delete_option('AWM_pages');
		delete_option('AWM_pages_ms');
		delete_option('AWM_pages_name');
		delete_option('AWM_posts');
		delete_option('AWM_posts_ms');
		delete_option('AWM_posts_name');
		delete_option('AWM_posts_ids');
		delete_option('AWM_categories');
		delete_option('AWM_categories_ms');
		delete_option('AWM_categories_name');
		delete_option('AWM_categories_subitems');
		delete_option('AWM_categories_subitems_no');
		delete_option('AWM_archives');
		delete_option('AWM_hide_future');
		delete_option('AWM_new_window');
		delete_option('AWM_show_post_date');
		delete_option('AWM_date_format');
		delete_option('AWM_hide_protected');
		delete_option('AWM_excluded_cats');
		delete_option('AWM_excluded_pages');
		delete_option('AWM_menu_name');
		delete_option('AWM_Related');
		delete_option('AWM_Related_name');
	}
}


/* This code converts the plugin to database version */
function awm_convert_to_database()
{
	global $dataArray, $awm_table_name, $wpdb, $awm_total_tabs;
	if (isset($awm_total_tabs)) {
		if ($wpdb->get_var("SHOW TABLES LIKE '$awm_table_name'") != $awm_table_name) {
			$sql = "CREATE TABLE " . $awm_table_name . " (
				id mediumint(9) NOT NULL AUTO_INCREMENT,
				name tinytext NOT NULL,
				active BOOLEAN NOT NULL DEFAULT  '0',
				custom_menu BOOLEAN NOT NULL DEFAULT  '0',
				custom_menu_id mediumint(9) NOT NULL DEFAULT  '0',
				position tinytext NOT NULL,
				type tinytext NOT NULL,
				include_home BOOLEAN NOT NULL DEFAULT  '1',
				pages BOOLEAN NOT NULL DEFAULT  '1',
				pages_ms tinytext NOT NULL DEFAULT  '',
				pages_name tinytext NOT NULL DEFAULT  '',
				excluded_pages tinytext,
				posts BOOLEAN NOT NULL DEFAULT  '0',
				posts_ms tinytext NOT NULL DEFAULT  '',
				posts_name tinytext NOT NULL DEFAULT  '',
				posts_ids tinytext,
				categories BOOLEAN NOT NULL DEFAULT  '0',
				categories_ms tinytext NOT NULL DEFAULT  '',
				categories_name tinytext NOT NULL DEFAULT  '',
				categories_subitems BOOLEAN NOT NULL DEFAULT  '1',
				categories_subitems_no tinyint NOT NULL DEFAULT  5,
				excluded_cats tinytext,
				hide_future BOOLEAN NOT NULL DEFAULT  '1',
				hide_protected BOOLEAN NOT NULL DEFAULT  '1',
				hide_private BOOLEAN NOT NULL DEFAULT  '1',
				related BOOLEAN NOT NULL DEFAULT '0',
				related_name tinytext NOT NULL DEFAULT '',
				UNIQUE KEY id (id)
			);";

			require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
			dbDelta($sql);

			if ($wpdb->get_var("SHOW TABLES LIKE '$awm_table_name'") != $awm_table_name) {
				return "Could not create table. Please check your privileges";
			}
			if ($awm_total_tabs == 0) {
				awm_create_new_menu(true);
				update_option('AWM_selected_tab', 0);
			}
		}
		for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
			$dataArray[$awm_t]['custom_menu'] = get_option('AWM_use_custom_menu_' . $awm_t);
			$dataArray[$awm_t]['custom_menu_id'] = get_option('AWM_use_custom_menu_id_' . $awm_t);
			$dataArray[$awm_t]['active'] = get_option('AWM_menu_active_' . $awm_t);
			$dataArray[$awm_t]['type'] = get_option('AWM_menu_type_' . $awm_t);
			$dataArray[$awm_t]['name'] = get_option('AWM_menu_name_' . $awm_t);
			$dataArray[$awm_t]['include_home'] = get_option('AWM_include_home_' . $awm_t);
			$dataArray[$awm_t]['pages'] = get_option('AWM_pages_' . $awm_t);
			$dataArray[$awm_t]['pages_ms'] = get_option('AWM_pages_ms_' . $awm_t);
			$dataArray[$awm_t]['pages_name'] = get_option('AWM_pages_name_' . $awm_t);
			$dataArray[$awm_t]['excluded_pages'] = get_option('AWM_excluded_pages_' . $awm_t);
			$dataArray[$awm_t]['posts'] = get_option('AWM_posts_' . $awm_t);
			$dataArray[$awm_t]['posts_ms'] = get_option('AWM_posts_ms_' . $awm_t);
			$dataArray[$awm_t]['posts_name'] = get_option('AWM_posts_name_' . $awm_t);
			$dataArray[$awm_t]['posts_ids'] = get_option('AWM_posts_ids_' . $awm_t);
			$dataArray[$awm_t]['categories'] = get_option('AWM_categories_' . $awm_t);
			$dataArray[$awm_t]['categories_ms'] = get_option('AWM_categories_ms_' . $awm_t);
			$dataArray[$awm_t]['categories_name'] = get_option('AWM_categories_name_' . $awm_t);
			$dataArray[$awm_t]['categories_subitems'] = get_option('AWM_categories_subitems_' . $awm_t);
			$dataArray[$awm_t]['categories_subitems_no'] = get_option('AWM_categories_subitems_no_' . $awm_t);
			$dataArray[$awm_t]['excluded_cats'] = get_option('AWM_excluded_cats_' . $awm_t);
			$dataArray[$awm_t]['hide_future'] = get_option('AWM_hide_future_' . $awm_t);
			$dataArray[$awm_t]['hide_protected'] = get_option('AWM_hide_protected_' . $awm_t);
			$dataArray[$awm_t]['hide_private'] = get_option('AWM_hide_private_' . $awm_t);
			$dataArray[$awm_t]['Related'] = get_option('AWM_Related_' . $awm_t);
			$dataArray[$awm_t]['position'] = 0;

			if ($wpdb->insert($awm_table_name, $dataArray[$awm_t])) {
				delete_option('AWM_include_home_' . $awm_t);
				delete_option('AWM_pages_' . $awm_t);
				delete_option('AWM_pages_ms_' . $awm_t);
				delete_option('AWM_pages_name_' . $awm_t);
				delete_option('AWM_exluded_pages_' . $awm_t);
				delete_option('AWM_posts_' . $awm_t);
				delete_option('AWM_posts_ms_' . $awm_t);
				delete_option('AWM_posts_name_' . $awm_t);
				delete_option('AWM_posts_ids_' . $awm_t);
				delete_option('AWM_categories_' . $awm_t);
				delete_option('AWM_categories_ms_' . $awm_t);
				delete_option('AWM_categories_name_' . $awm_t);
				delete_option('AWM_categories_subitems_' . $awm_t);
				delete_option('AWM_categories_subitems_no_' . $awm_t);
				delete_option('AWM_archives_' . $awm_t);
				delete_option('AWM_hide_future_' . $awm_t);
				delete_option('AWM_new_window_' . $awm_t);
				delete_option('AWM_show_post_date_' . $awm_t);
				delete_option('AWM_date_format_' . $awm_t);
				delete_option('AWM_hide_protected_' . $awm_t);
				delete_option('AWM_excluded_cats_' . $awm_t);
				delete_option('AWM_menu_name_' . $awm_t);
				delete_option('AWM_Related_' . $awm_t);
			}
		}

		delete_option('AWM_total_menus');
		if ($wpdb->get_var("show columns from $awm_table_name LIKE 'related_name'") != 'related_name') {
			$wpdb->query("ALTER TABLE " . $awm_table_name . " ADD related_name tinytext NOT NULL DEFAULT ''");
			$wpdb->query("UPDATE $awm_table_name SET related_name='Related Posts'");
		}
		$awm_total_tabs = $wpdb->get_var("SELECT COUNT(*) FROM $awm_table_name");
	}
	return "";
}

function awm_add_genre_column()
{
	global $awm_total_tabs, $awm_table_name, $wpdb;
	if ($wpdb->get_var("show columns from $awm_table_name LIKE 'menu_genre'") != 'menu_genre') {
		$wpdb->query("ALTER TABLE " . $awm_table_name . " ADD menu_genre tinytext NOT NULL DEFAULT ''");
		$wpdb->query("ALTER TABLE " . $awm_table_name . " ADD menu_structure text NOT NULL DEFAULT ''");
		$wpdb->query("UPDATE $awm_table_name SET menu_genre='JS'");
	}
}

function awm_add_revision_column()
{
	global $awm_total_tabs, $awm_table_name, $wpdb;
	if ($wpdb->get_var("show columns from $awm_table_name LIKE 'menu_revisions'") != 'menu_revisions') {
		$wpdb->query("ALTER TABLE " . $awm_table_name . " ADD menu_revisions tinytext NOT NULL DEFAULT ''");
		$wpdb->query("UPDATE $awm_table_name SET menu_revisions='1'");
	}
}

/* This code creates new menu */
function awm_create_new_menu($firstTime = false)
{
	update_option('AWM_show_welcome', false);
	global $wpdb, $awm_table_name;
	$rows_affected = $wpdb->insert($awm_table_name, array('name' => ""));
	$i = 1;
	while ($wpdb->get_var("SELECT COUNT(*) as cnt from $awm_table_name where name LIKE 'menu" . $i . "'")) {
		$i++;
	}
	$wpdb->update($awm_table_name,
		array('active' => $firstTime, 'name' => (string)"menu" . $i, 'pages_name' => 'Pages', 'pages_ms' => 'main', 'posts_name' => 'Posts', 'posts_ms' => 'sub', 'categories_ms' => 'sub', 'categories_name' => 'Categories', 'type' => 'Dynamic'),
		array('id' => $wpdb->insert_id));
	return '<div class="updated fade"><p><strong>Additional menu succesfully created.</strong></p></div>';
}

function awm_delete_menu()
{
	update_option('AWM_show_welcome', false);
	global $wpdb, $awm_table_name, $awm_total_tabs;
	if ($awm_total_tabs == 1) {
		return "This is the last menu. You cannot delete it.";
	}
	$wpdb->query("DELETE from $awm_table_name where id =" . (int)$_POST['AWM_menu_id']);
	awm_delete_widget_instance((int)$_POST['AWM_menu_id'], true);
	if ((int)$_POST["AWM_selected_tab_c"] == ($awm_total_tabs - 1) && get_option('AWM_selected_tab') == (int)$_POST["AWM_selected_tab_c"]) {
		update_option('AWM_selected_tab', ((int)$_POST["AWM_selected_tab_c"]) - 1);
	}
	return "Menu deleted succesfully.";
}

/* This code saves the form values */
function awm_update_option_values()
{
	update_option('AWM_show_welcome', false);
	global $awm_total_tabs, $awm_table_name, $wpdb;

	if ($awm_total_tabs) {
		$checkNames = array();
		$duplArray = array();
		$message = "";
		//checking for name duplication
		for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
			$fndIndex = array_search((string)$_POST["AWM_menu_name_" . $awm_t], $checkNames);

			if ($fndIndex === false) {
				$checkNames[$awm_t] = (string)$_POST["AWM_menu_name_" . $awm_t];
			} else {
				if (array_key_exists((string)$_POST["AWM_menu_name_" . $awm_t], $duplArray)) {
					$duplArray[(string)$_POST["AWM_menu_name_" . $awm_t]][] = $awm_t;
				} else {
					$duplArray[(string)$_POST["AWM_menu_name_" . $awm_t]] = array($fndIndex, $awm_t);
				}
			}
		}

		if (count($duplArray)) {
			foreach ($duplArray as $name => $keys) {
				$message .= "Name " . $name . " exists in " . count($keys) . " menus. Check name field in ";
				foreach ($keys as $i => $tab) {
					if ($i != count($keys) - 1) {
						$message .= "<a href=\"javascript:void(0)\" onclick=\"awm_show_tab(" . $tab . ");window.location.hash = '#AWM_tab_header_" . $tab . "';\">" . ($tab + 1) . "</a>, ";
					} else {
						$message .= "<a href=\"javascript:void(0)\" onclick=\"awm_show_tab(" . $tab . ");window.location.hash =  '#AWM_tab_header_" . $tab . "';\">" . ($tab + 1) . "</a> ";
					}
				}
				$message .= "menu tabs.<br />";
			}
			$message .= "Names must be unique for each menu.";
			return $message;
		}
		for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
			$dataArray[$awm_t]['custom_menu'] = (bool)$_POST["AWM_use_custom_menu_" . $awm_t];
			$dataArray[$awm_t]['custom_menu_id'] = (string)$_POST["AWM_use_custom_menu_id_" . $awm_t];
			$dataArray[$awm_t]['active'] = isset($_POST["AWM_menu_active_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['position'] = (string)$_POST["awm_menu_position_" . $awm_t];
			//if user choses awm_widget position, we should create a new 'inactive' widget instance
			if ($dataArray[$awm_t]['position'] == 'awm_widget' && $dataArray[$awm_t]['active']) {
				awm_create_widget_instance($awm_t);
			} else {
				awm_delete_widget_instance($awm_t);
			}
			$dataArray[$awm_t]['type'] = (string)$_POST["AWM_menu_type_" . $awm_t];
			$dataArray[$awm_t]['name'] = (string)$_POST["AWM_menu_name_" . $awm_t];
			$dataArray[$awm_t]['include_home'] = isset($_POST["AWM_include_home_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['pages'] = isset($_POST["AWM_pages_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['pages_ms'] = (string)$_POST["AWM_pages_ms_" . $awm_t];
			if (isset ($_POST["AWM_pages_name_" . $awm_t])) {
				$dataArray[$awm_t]['pages_name'] = (string)$_POST["AWM_pages_name_" . $awm_t];
			}
			$dataArray[$awm_t]['excluded_pages'] = (string)$_POST["AWM_excluded_pages_" . $awm_t];
			$dataArray[$awm_t]['posts'] = isset($_POST["AWM_posts_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['posts_ms'] = (string)$_POST["AWM_posts_ms_" . $awm_t];
			if (isset ($_POST["AWM_posts_name_" . $awm_t])) {
				$dataArray[$awm_t]['posts_name'] = (string)$_POST["AWM_posts_name_" . $awm_t];
			}
			$dataArray[$awm_t]['posts_ids'] = (string)$_POST["AWM_posts_ids_" . $awm_t];
			$dataArray[$awm_t]['categories'] = isset ($_POST["AWM_categories_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['categories_ms'] = (string)$_POST["AWM_categories_ms_" . $awm_t];
			if (isset ($_POST["AWM_categories_name_" . $awm_t])) {
				$dataArray[$awm_t]['categories_name'] = (string)$_POST["AWM_categories_name_" . $awm_t];
			}
			$dataArray[$awm_t]['categories_subitems'] = isset ($_POST["AWM_categories_subitems_" . $awm_t]) ? true : false;
			if (isset ($_POST["AWM_categories_subitems_no_" . $awm_t])) {
				$dataArray[$awm_t]['categories_subitems_no'] = (string)$_POST["AWM_categories_subitems_no_" . $awm_t];
			}
			$dataArray[$awm_t]['excluded_cats'] = (string)$_POST["AWM_excluded_cats_" . $awm_t];
			$dataArray[$awm_t]['hide_future'] = isset($_POST["AWM_hide_future_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['hide_protected'] = isset($_POST["AWM_hide_protected_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['hide_private'] = isset($_POST["AWM_hide_private_" . $awm_t]) ? true : false;
			$dataArray[$awm_t]['related'] = isset($_POST["AWM_Related_" . $awm_t]) ? true : false;
			if (isset ($_POST["AWM_Related_name_" . $awm_t])) {
				$dataArray[$awm_t]['related_name'] = $_POST["AWM_Related_name_" . $awm_t];
			}
			$wpdb->update($awm_table_name, $dataArray[$awm_t], array('id' => (int)$_POST["AWM_menu_id_" . $awm_t]));
		}
		update_option('AWM_menu_path', (string)$_POST["AWM_menu_path_0"]);
		update_option('AWM_selected_tab', (string)$_POST["AWM_selected_tab"]);
		return "Settings updated!";
	} else {
		return "There are no menus. You can create one using the appropriate button.";
	}
}

/* 
 * Helper function that creates AllWebMenu Widget Instances
 */
function awm_create_widget_instance($awm_t)
{
	//retrieve all instances of widget.
	$a = get_option('widget_widget_allwebmenus');
	//a flag to find if this instance is already setted
	$a2 = $a;
	$notSet = true;
	//variable to hold where is the last instance saved
	$_keyPos = count($a) - 2;
	$i = 0;
	$keyToSave = -1;
	$keyThatExists = -1;
	foreach ((array)$a as $_key => $m_instance) {
		//save the key of the last instance
		if ($i == $_keyPos) {
			$keyToSave = $_key;
		}
		$i++;

		if ( ! empty($m_instance['div_name'])) {
			if ($m_instance['div_name'] == (int)$_POST["AWM_menu_id_" . $awm_t]) {
				//if it's already defined set the flag to false
				$notSet = false;
				$keyThatExists = $_key;
				break;
			}
		}
	}
	if (count($a) == 1) {
		$keyToSave = 1;
	}
	if ($notSet && $keyToSave != -1) {
		//create the new instace
		$a2[$keyToSave + 1] = array('div_name' => (int)$_POST["AWM_menu_id_" . $awm_t]);
		ksort($a2, SORT_STRING);
		update_option('widget_widget_allwebmenus', $a2);
		//adds the new instance to inactive widgets
		$sidebar_widgets = (get_option('sidebars_widgets'));
		$sidebar_widgets['wp_inactive_widgets'][count($sidebar_widgets['wp_inactive_widgets'])] = 'widget_allwebmenus-' . ($keyToSave + 1);
		update_option('sidebars_widgets', $sidebar_widgets);
	}
	/*
	else if ($notSet && $keyThatExists!=-1){

	$alreadyFlag = true;
	$sidebar_widgets = (get_option('sidebars_widgets'));
	$sidebar_widgets2 = $sidebar_widgets = (array)$sidebar_widgets;
	//loop through sidebats to find instances of the widghet
	foreach ($sidebar_widgets as $name_of_sidebar=>$sidebar){
	foreach ((array)$sidebar as $sidebar_i=>$widget_instance_name){
	if ($widget_instance_name == 'widget_allwebmenus-'.$keyThatExists){
	$alreadyFlag = false;
	}
	}
	}

	if ($alreadyFlag)
	{
	$sidebar_widgets = (get_option('sidebars_widgets'));
	$sidebar_widgets['wp_inactive_widgets'][count($sidebar_widgets['wp_inactive_widgets'])] = 'widget_allwebmenus-'.($keyThatExists);
	update_option('sidebars_widgets', $sidebar_widgets);
	}

	}

	*/
}

/*
 * Helper function that deletes a widget instance
 */
function awm_delete_widget_instance($awm_t, $isId = false)
{
	//if not an awm_widget we should check if this menu
	//widget instance exists so to remove it from the instances and sidebars
	$id = -1;
	if ($isId) {
		$id = $awm_t;
	} else {
		$id = (int)$_POST["AWM_menu_id_" . $awm_t];
	}

	$notSet = true;
	$notSet2 = true;
	$a = get_option('widget_widget_allwebmenus');
	$a2 = $a = (array)$a;
	//array to hold keys to remove in case we find one or more instances
	$keysToRemove = array();

	foreach ($a as $_key => $m_instance) {
		if ( ! empty($m_instance['div_name'])) {
			if ($m_instance['div_name'] == $id) {
				$notSet = false;
				unset ($a2[$_key]);
				$keysToRemove[] = $_key;
			}
		}
	}
	if ( ! $notSet) {
		ksort($a2, SORT_STRING);
		update_option('widget_widget_allwebmenus', $a2);
		//retrieve the sidebars
		$sidebar_widgets = (get_option('sidebars_widgets'));
		$sidebar_widgets2 = $sidebar_widgets = (array)$sidebar_widgets;
		//loop through sidebats to find instances of the widghet
		foreach ($sidebar_widgets as $name_of_sidebar => $sidebar) {
			foreach ((array)$sidebar as $sidebar_i => $widget_instance_name) {
				foreach ($keysToRemove as $keyToRemove) {
					if ($widget_instance_name == 'widget_allwebmenus-' . $keyToRemove) {
						unset($sidebar_widgets2[$name_of_sidebar][$sidebar_i]);
						$notSet2 = false;
					}
				}
			}
		}
		if ( ! $notSet2) {
			ksort($sidebar_widgets2, SORT_STRING);
			update_option('sidebars_widgets', $sidebar_widgets2);
		}
	}
}

/* The function that uploads the zip file */
function awm_update_zip()
{
	global $awm_table_name, $wpdb;
	global $awm_total_tabs;

	add_filter('upload_mimes', 'addUploadMimes');
	function addUploadMimes($mimes)
	{
		$mimes = array_merge($mimes, array(
			'zip' => 'application/zip'
		));
		return $mimes;
	}

	update_option('AWM_selected_tab', (string)$_POST["AWM_selected_tab_c"]);
	foreach ($_FILES as $src) {
		if ($src['size']) {
			$folder = get_option('AWM_menu_path');
			$or_name = $wpdb->get_var("SELECT name from $awm_table_name where id = " . (int)$_POST["AWM_menu_id"]);
			$or_name_full = "awm" . $or_name . ".zip";
			if ($src['name'] != $or_name_full) {
				return "Error: Wrong filename (" . $src['name'] . "). It should be: '" . $or_name_full . "'.";
			}
			if (file_exists(ABSPATH . $folder . $src['name'])) {
				unlink(ABSPATH . $folder . $src['name']);
			}
			if ( ! file_exists(ABSPATH . $folder)) {
				if ( ! mkdir(ABSPATH . $folder)) {
					return "Error: The folder '" . $folder . "' does not exist and could not be automatically created. <br>You should create it by yourself and make sure that it has '757' permissions.";
				}
			}
			$wantedPerms = octdec("0755");
			$actualPerms = octdec(substr(sprintf("%o", fileperms(ABSPATH . $folder)), -4));
			if ($actualPerms < $wantedPerms) {
				if ( ! chmod(ABSPATH . $folder, $wantedPerms)) {
					return "Error: Cannnot extract files to folder: '" . $folder . "'. Please make sure that this folder has '757' permissions";
				}
			}
			define('UPLOADS', $folder);
			$overrides = array('test_form' => false);
			if ($uploads_use_yearmonth_folders = get_option('uploads_use_yearmonth_folders')) {
				update_option('uploads_use_yearmonth_folders', 0);
			}
			define('FS_METHOD', 'direct');
			WP_Filesystem();
			$file = wp_handle_upload($src, $overrides);
			if ($uploads_use_yearmonth_folders == 1) {
				update_option('uploads_use_yearmonth_folders', 1);
			}
			if (function_exists(unzip_file)) {
				$result = unzip_file($file['file'], ABSPATH . $folder);
				if (is_wp_error($result)) {
					@unlink($file['file']);
					if ($actualPerms < $wantedPerms) {
						@chmod(ABSPATH . $folder, $actualPerms);
					}
					return "Error: Unzipping file failed.";
				}
				$struct = "";
				$gen = "JS";
				$revs = "1";
				// if the zip contains the "info.txt" then read-in the genre, else set as "JS"
				if (file_exists(ABSPATH . $folder . "info.txt")) {
					if ($awm_menuinfofile = fopen(ABSPATH . $folder . "info.txt", 'r')) {
						while ($tmp = fgets($awm_menuinfofile, filesize(ABSPATH . $folder . "info.txt"))) {
							if (substr($tmp, 0, 7) == "Genre: ") {
								$gen = substr($tmp, 7);
							}
							if (trim($tmp) == "***Start Structure Code***") {
								while (trim($tmp = fgets($awm_menuinfofile,
										filesize(ABSPATH . $folder . "info.txt"))) != "***End Structure Code***") {
									$struct .= $tmp;
								}
							}
							if (substr($tmp, 0, 12) == "Responsive: ") {
								$revs = substr($tmp, 12);
							}
						}
					}
				}
				$gen = trim($gen);
				$wpdb->query("UPDATE $awm_table_name SET menu_genre='$gen', menu_structure='$struct', menu_revisions='$revs' WHERE name='$or_name'");
			} else {
				@unlink($file['file']);
				if ($actualPerms < $wantedPerms) {
					@chmod(ABSPATH . $folder, $actualPerms);
				}
				return "ZIP upload requires WordPress version 2.5 or greater.";
			}
			@unlink($file['file']);
			if ($actualPerms < $wantedPerms) {
				@chmod(ABSPATH . $folder, $actualPerms);
			}
			return "Menu files successfully uploaded.";
		}
	}
	update_option('AWM_selected_tab', (string)$_POST["AWM_selected_tab_c"]);
}

/* This code corrects the menu name if it has paths or extension */
function awm_fix_menu_name($awm_m)
{
	$awm_name = $awm_m;
	if (strpos($awm_name, "/") > -1 || strpos($awm_name, ".js") > -1) {
		$awm_nm = explode("/", $awm_name);
		$awm_name = $awm_nm[1];
		$awm_nm = explode(".", $awm_name);
		$awm_name = $awm_nm[0];
	}
	return $awm_name;
}

/* This code checks for updated versions of the AllWebMenus software and informs the user if necessary */
function AWM_check()
{
	global $awm_url, $awm_total_tabs, $wpdb, $awm_table_name;
	$awm_the_msg = array();
	$awm_realpath = ABSPATH . get_option('AWM_menu_path');
	$awm_path = site_url() . get_option('AWM_menu_path');

	error_reporting(0);
	$myrows = $wpdb->get_results("SELECT * FROM $awm_table_name ORDER BY id ASC");
	for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
		$awm_the_msg[$awm_t] = "";
		if ( ! $myrows[$awm_t]->active) {
			continue;
		}
		$awm_name = trim($myrows[$awm_t]->name) . ".js";

		if ( ! ($awm_menufile = fopen($awm_realpath . $awm_name, 'r'))) {
			$awm_the_msg[$awm_t] = "Menu " . $myrows[$awm_t]->name . " was not found at: " . $awm_path . $awm_name;
			continue;
		} elseif ( ! ($awm_mfile = fread($awm_menufile, filesize($awm_realpath . $awm_name)))) {
			$awm_the_msg[$awm_t] = "Could not read menu at: " . $awm_path . $awm_name;
			continue;
		}
		$awm_bNo = explode('awmLibraryBuild=', $awm_mfile);
		if ($awm_bNo[1] == null) {
			$awm_the_msg[$awm_t] = "Could not read menu at: " . $awm_path . $awm_name;
			continue;
		}
		$awm_bNo = explode(';', $awm_bNo[1]);
		$awm_buildNo = $awm_bNo[0];
		$awm_hNo = explode('awmHash=\'', $awm_mfile);
		if ($awm_hNo[1] == null) {
			$awm_the_msg[$awm_t] = "Could not read menu at: " . $awm_path . $awm_name;
			continue;
		}
		$awm_hNo = explode('\'', $awm_hNo[1]);
		$awm_HashNo = $awm_hNo[0];

		$awm_params = "plugin=wordpress&build=$awm_buildNo&hash=$awm_HashNo&rand=" . rand(1, 10000) . "&domain=" . site_url();

		if (function_exists('curl_init')) {
			if ( ! ($awm_tmp = awm_geturl($awm_params))) {
				$awm_the_msg[$awm_t] = "Could not retrieve version information for " . $myrows[$awm_t]->name . ". Please <a href='mailto:support@likno.com?subject=WordPress: Error while retrieving version info'>contact Likno</a> for more information.";
			} else {
				$awm_the_msg[$awm_t] = $awm_tmp;
			}
			continue;
		} else {
			$awm_the_msg[$awm_t] = '<iframe src=' . $awm_url . '?' . $awm_params . ' width="600px" height="80px"></iframe>';
		}
	}

	$awm_has_msg = false;
	for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
		if ($awm_the_msg[$awm_t] != "") {
			$awm_has_msg = true;
			break;
		}
	}

	$awm_the_full_msg = "";
	if ($awm_has_msg) {
		$awm_the_full_msg = "<div class='updated fade'>";
		for ($awm_t = 0; $awm_t < $awm_total_tabs; $awm_t++) {
			if ($awm_the_msg[$awm_t] != "") {
				$awm_the_full_msg .= "<br><strong>Note about " . $myrows[$awm_t]->name . ": </strong><br>" . $awm_the_msg[$awm_t] . "<br>";
			}
		}
		$awm_the_full_msg .= "<br><input type='button' value='Hide Notifications' onclick='theform.theaction.value=\"hide_msg\"; theform.submit();'/><br>&nbsp;</div>";
	}

	update_option('AWM_Checked', true);
	update_option('AWM_Checked_Date', date(d));

	error_reporting(1);

	return $awm_the_full_msg;
}

/* Helper code for above function */
global $awm_url;
$awm_url = "https://www.likno.com/addins/plugin-check.php";
function awm_geturl($awm_params)
{
	global $awm_url;
	$awm_ch = curl_init();
	curl_setopt($awm_ch, CURLOPT_URL, $awm_url);
	curl_setopt($awm_ch, CURLOPT_POST, 1);
	curl_setopt($awm_ch, CURLOPT_POSTFIELDS, $awm_params);

	curl_setopt($awm_ch, CURLOPT_RETURNTRANSFER, 1);
	$awm_postResult = curl_exec($awm_ch);

	return $awm_postResult;
}

?>