晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。 林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。 见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝) 既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。 南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。
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<?php
if ( ! defined( 'ABSPATH' ) ) {
die( '-1' );
}
/**
* Get welcome pages main slug.
*
* @return mixed|string
* @since 4.5
*/
function vc_page_welcome_slug() {
$vc_page_welcome_tabs = vc_get_page_welcome_tabs();
return isset( $vc_page_welcome_tabs ) ? key( $vc_page_welcome_tabs ) : '';
}
/**
* Build vc-welcome page block which will be shown after Vc installation.
*
* vc_filter: vc_page_welcome_render_capabilities
*
* @since 4.5
*/
function vc_page_welcome_render() {
$vc_page_welcome_tabs = vc_get_page_welcome_tabs();
$slug = vc_page_welcome_slug();
$tab_slug = vc_get_param( 'tab', $slug );
// If tab slug in the list please render;
if ( ! empty( $tab_slug ) && isset( $vc_page_welcome_tabs[ $tab_slug ] ) ) {
$pages_group = vc_pages_group_build( $slug, $vc_page_welcome_tabs[ $tab_slug ], $tab_slug );
$pages_group->render();
}
}
function vc_page_welcome_add_sub_page() {
// Add submenu page
$page = add_submenu_page( VC_PAGE_MAIN_SLUG, esc_html__( 'About', 'js_composer' ), esc_html__( 'About', 'js_composer' ), 'edit_posts', vc_page_welcome_slug(), 'vc_page_welcome_render' );
// Css for perfect styling.
add_action( 'admin_print_styles-' . $page, 'vc_page_css_enqueue' );
}
function vc_welcome_menu_hooks() {
$settings_tab_enabled = vc_user_access()->wpAny( 'manage_options' )->part( 'settings' )->can( 'vc-general-tab' )->get();
add_action( 'vc_menu_page_build', 'vc_page_welcome_add_sub_page', $settings_tab_enabled ? 11 : 1 );
}
function vc_welcome_menu_hooks_network() {
if ( ! vc_is_network_plugin() ) {
return;
}
$settings_tab_enabled = vc_user_access()->wpAny( 'manage_options' )->part( 'settings' )->can( 'vc-general-tab' )->get();
add_action( 'vc_network_menu_page_build', 'vc_page_welcome_add_sub_page', $settings_tab_enabled && ! is_main_site() ? 11 : 1 );
}
add_action( 'admin_menu', 'vc_welcome_menu_hooks', 9 );
add_action( 'network_admin_menu', 'vc_welcome_menu_hooks_network', 9 );
/**
* ====================
* Redirect to welcome page on plugin activation.
* ====================
*/
/**
* Set redirect transition on update or activation
* @since 4.5
*/
function vc_page_welcome_set_redirect() {
if ( ! is_network_admin() && ! vc_get_param( 'activate-multi' ) ) {
set_transient( '_vc_page_welcome_redirect', 1, 30 );
}
}
/**
* Do redirect if required on welcome page
* @since 4.5
*/
function vc_page_welcome_redirect() {
$redirect = get_transient( '_vc_page_welcome_redirect' );
delete_transient( '_vc_page_welcome_redirect' );
if ( $redirect ) {
wp_safe_redirect( admin_url( 'admin.php?page=' . rawurlencode( vc_page_welcome_slug() ) ) );
}
}
// Enables redirect on activation.
add_action( 'vc_activation_hook', 'vc_page_welcome_set_redirect' );
add_action( 'admin_init', 'vc_page_welcome_redirect' );
/**
* @return mixed|void
*/
function vc_get_page_welcome_tabs() {
global $vc_page_welcome_tabs;
$vc_page_welcome_tabs = apply_filters( 'vc_page-welcome-slugs-list', array(
'vc-welcome' => esc_html__( 'What\'s New', 'js_composer' ),
'vc-faq' => esc_html__( 'FAQ', 'js_composer' ),
'vc-resources' => esc_html__( 'Resources', 'js_composer' ),
) );
return $vc_page_welcome_tabs;
}