#I LOVE YOU EVERDAY#

<?php
if ( ! defined( 'ABSPATH' ) ) { exit; }

//图片上传
add_action('wp_ajax_nopriv_img_upload', 'io_img_upload');  
add_action('wp_ajax_img_upload', 'io_img_upload');
function io_img_upload(){  
	$extArr = array("jpg", "png", "jpeg");
	$file = $_FILES['files'];
	$upload_type = isset($_POST['upload_type']) ? sanitize_key(wp_unslash($_POST['upload_type'])) : '';
	$max_upload_size = $upload_type === 'sites_screenshot' ? 512 * 1024 : 128 * 1024;
	if ( !empty( $file ) ) {
	    if ( !empty( $file['size'] ) && (int) $file['size'] > $max_upload_size ) {
	        if ( $upload_type === 'sites_screenshot' ) {
	            echo '{"status":4,"msg":"\u4ea7\u54c1\u622a\u56fe\u5927\u5c0f\u4e0d\u80fd\u8d85\u8fc7 512KB\u3002"}';
	            exit();
	        }
	        echo '{"status":4,"msg":"\u56fe\u7247\u5927\u5c0f\u4e0d\u80fd\u8d85\u8fc7 128KB\u3002"}';
	        exit();
	    }
	    $basename = isset( $file['name'] ) ? $file['name'] : '';
	    $baseext = strtolower( pathinfo( $basename, PATHINFO_EXTENSION ) );
	    if ( ! in_array( $baseext, $extArr, true ) ) {
	        echo '{"status":4,"msg":"'.__('图片格式不支持','i_theme').'"}';
	        exit();
	    }
	    if ( empty( $file['tmp_name'] ) || ! is_uploaded_file( $file['tmp_name'] ) ) {
	        echo '{"status":4,"msg":"'.__('图片上传失败！','i_theme').'"}';
	        exit();
	    }
	    $imginfo = @getimagesize( $file['tmp_name'] );
	    if ( $imginfo === false ) {
	        echo '{"status":4,"msg":"'.__('无效的图片文件','i_theme').'"}';
	        exit();
	    }
	    $allowed_imagetypes = array( IMAGETYPE_JPEG, IMAGETYPE_PNG );
	    if ( ! in_array( $imginfo[2], $allowed_imagetypes, true ) ) {
	        echo '{"status":4,"msg":"'.__('无效的图片文件','i_theme').'"}';
	        exit();
	    }

$wp_upload_dir = wp_upload_dir();                                     // 获取上传目录信息
	    $dataname = date("YmdHis_").substr(md5(time()), 0, 8) . '.' . $baseext;
	    $filename = $wp_upload_dir['path'] . '/' . $dataname;
	    rename( $file['tmp_name'], $filename );                               // 将上传的图片文件移动到上传目录
	    $attachment = array(
	        'guid'           => $wp_upload_dir['url'] . '/' . $dataname,      // 外部链接的 url
	        'post_mime_type' => $file['type'],                                // 文件 mime 类型
	        'post_title'     => preg_replace( '/\.[^.]+$/', '', $basename ),  // 附件标题，采用去除扩展名之后的文件名
	        'post_content'   => '',                                           // 文章内容，留空
	        'post_status'    => 'inherit'
	    );
	    $attach_id = wp_insert_attachment( $attachment, $filename );          // 插入附件信息
	    if($attach_id != 0){
	        require_once( ABSPATH . 'wp-admin/includes/image.php' );          // 确保包含此文件，因为wp_generate_attachment_metadata（）依赖于此文件。
	        $attach_data = wp_generate_attachment_metadata( $attach_id, $filename );
	        wp_update_attachment_metadata( $attach_id, $attach_data );        // 生成附件的元数据，并更新数据库记录。
	        print_r(json_encode(array('status'=>1,'msg'=>__('图片添加成功','i_theme'),'data'=>array('id'=>$attach_id,'src'=>wp_get_attachment_url( $attach_id ),'title'=>$basename))));
	        exit();
	    }else{
	        echo '{"status":4,"msg":"'.__('图片上传失败！','i_theme').'"}';
	        exit();
	    }
	} 
}

//删除图片
add_action('wp_ajax_nopriv_img_remove', 'io_img_remove');  
add_action('wp_ajax_img_remove', 'io_img_remove');
function io_img_remove(){    
	$attach_id = $_POST["id"];
	if( empty($attach_id) ){
		echo '{"status":3,"msg":"'.__('没有上传图像！','i_theme').'"}';
		exit;
	}
	if ( false === wp_delete_attachment( $attach_id ) )
		echo '{"status":4,"msg":"'.sprintf(__('图片 %s 删除失败！','i_theme'), $attach_id).'"}';
	else
		echo '{"status":1,"msg":"'.__('删除成功！','i_theme').'"}';
	exit; 
}

//提交文章
add_action('wp_ajax_nopriv_contribute_post', 'io_contribute');  
add_action('wp_ajax_contribute_post', 'io_contribute');
if (!function_exists('fxdst_submit_normalize_domain')) {
	function fxdst_submit_normalize_domain($url) {
		$url = trim(html_entity_decode((string) $url, ENT_QUOTES, 'UTF-8'));
		if ($url === '') {
			return '';
		}
		if (!preg_match('#^https?://#i', $url)) {
			$url = 'https://' . $url;
		}
		$parts = wp_parse_url($url);
		if (empty($parts['host'])) {
			return '';
		}
		$host = strtolower(rtrim($parts['host'], '.'));
		if (strpos($host, 'www.') === 0) {
			$host = substr($host, 4);
		}
		return sanitize_text_field($host);
	}
}
if (!function_exists('fxdst_submit_domain_exists')) {
	function fxdst_submit_domain_exists($domain, $exclude_id = 0) {
		$domain = fxdst_submit_normalize_domain($domain);
		if ($domain === '') {
			return 0;
		}
		$direct = get_posts(array(
			'post_type'      => 'sites',
			'post_status'    => array('publish', 'pending', 'draft', 'private', 'future'),
			'posts_per_page' => 1,
			'fields'         => 'ids',
			'meta_key'       => '_sites_domain',
			'meta_value'     => $domain,
			'post__not_in'   => $exclude_id ? array((int) $exclude_id) : array(),
			'no_found_rows'  => true,
		));
		if (!empty($direct)) {
			return (int) $direct[0];
		}
		$ids = get_posts(array(
			'post_type'      => 'sites',
			'post_status'    => array('publish', 'pending', 'draft', 'private', 'future'),
			'posts_per_page' => -1,
			'fields'         => 'ids',
			'meta_query'     => array(
				array(
					'key'     => '_sites_link',
					'compare' => 'EXISTS',
				),
			),
			'post__not_in'   => $exclude_id ? array((int) $exclude_id) : array(),
			'no_found_rows'  => true,
		));
		foreach ($ids as $post_id) {
			if (fxdst_submit_normalize_domain(get_post_meta($post_id, '_sites_link', true)) === $domain) {
				return (int) $post_id;
			}
		}
		return 0;
	}
}
function io_contribute(){  
	$delay = 40; 
	if( isset($_COOKIE["tougao"]) && ( time() - $_COOKIE["tougao"] ) < $delay ){
		error('{"status":2,"msg":"'.sprintf(__('您投稿也太勤快了吧，%s秒后再试！','i_theme'), ($delay - ( time() - $_COOKIE["tougao"] )) ).'"}');
	} 
	
	//表单变量初始化
	$sites_link = isset( $_POST['tougao_sites_link'] ) ? trim(htmlspecialchars($_POST['tougao_sites_link'], ENT_QUOTES)) : '';
	$sites_sescribe = isset( $_POST['tougao_sites_sescribe'] ) ? trim(htmlspecialchars($_POST['tougao_sites_sescribe'], ENT_QUOTES)) : '';
	$title = isset( $_POST['tougao_title'] ) ? trim(htmlspecialchars($_POST['tougao_title'], ENT_QUOTES)) : '';
	$category = isset( $_POST['tougao_cat'] ) ? $_POST['tougao_cat'] : '0';
	$sites_ico = isset( $_POST['tougao_sites_ico'] ) ? trim(htmlspecialchars($_POST['tougao_sites_ico'], ENT_QUOTES)) : '';
	$sites_screenshot = isset( $_POST['tougao_sites_screenshot'] ) ? trim(htmlspecialchars($_POST['tougao_sites_screenshot'], ENT_QUOTES)) : '';
	$price_mode = isset( $_POST['tougao_price_mode'] ) ? sanitize_key(wp_unslash($_POST['tougao_price_mode'])) : '';
	$price_options = array(
		'free'              => "\u514d\u8d39",
		'freemium'          => "Freemium / \u514d\u8d39\u589e\u503c",
		'paid_subscription' => "\u4ed8\u8d39\u8ba2\u9605",
		'one_time'          => "\u4e70\u65ad\u5236",
		'open_source'       => "\u5f00\u6e90\u514d\u8d39",
		'contact_sales'     => "\u8054\u7cfb\u9500\u552e / \u5b9a\u5236\u5b9a\u4ef7",
		'unknown'           => "\u6682\u4e0d\u786e\u5b9a",
	);
	$content = isset( $_POST['tougao_content'] ) ? trim(htmlspecialchars($_POST['tougao_content'], ENT_QUOTES)) : '';
	
	// 表单项数据验证
	if ( $category == "0" ){
		error('{"status":4,"msg":"'.__('请选择分类。','i_theme').'"}');
	}
	if ( !empty(get_term_children($category, 'favorites'))){
		error('{"status":4,"msg":"'.__('不能选用父级分类目录。','i_theme').'"}');
	}
	if ( empty($sites_sescribe) || mb_strlen($sites_sescribe) > 50 ) {
		error('{"status":4,"msg":"'.__('网站描叙必须填写，且长度不得超过50字。','i_theme').'"}');
	}
	if ( empty($sites_link) ){
		error('{"status":3,"msg":"\u8bf7\u586b\u5199\u5b8c\u6574\u6709\u6548\u7684\u5b98\u7f51\u94fe\u63a5\u3002"}');
	}
	elseif ( !empty($sites_link) && !preg_match('/http(s)?:\/\/[\w.]+[\w\/]*[\w.]*\??[\w=&\+\%]*/is', $sites_link)) {
		error('{"status":4,"msg":"'.__('网站链接必须符合URL格式。','i_theme').'"}');
	}
	$submitted_domain = fxdst_submit_normalize_domain($sites_link);
	if ( empty($submitted_domain) ) {
		error('{"status":4,"msg":"\u8bf7\u586b\u5199\u5b8c\u6574\u6709\u6548\u7684\u5b98\u7f51\u94fe\u63a5\u3002"}');
	}
	if ( fxdst_submit_domain_exists($submitted_domain) ) {
		error('{"status":3,"msg":"\u8be5\u57df\u540d\u5df2\u7ecf\u6536\u5f55\u6216\u6b63\u5728\u5ba1\u6838\u4e2d\uff0c\u8bf7\u4e0d\u8981\u91cd\u590d\u63d0\u4ea4\u3002"}');
	}
	if ( empty($title) || mb_strlen($title) > 30 ) {
		error('{"status":4,"msg":"'.__('网站名称必须填写，且长度不得超过30字。','i_theme').'"}');
	}
	//if ( empty($content) || mb_strlen($content) > 10000 || mb_strlen($content) < 6) {
	//	error('{"status":4,"msg":"内容必须填写，且长度不得超过10000字，不得少于6字。"}');
	//}
	
	$tougao = array(
		'comment_status'   => 'closed',
		'ping_status'      => 'closed',
		//'post_author'      => 1,//用于投稿的用户ID
		'post_title'       => $title,
		'post_content'     => $content,
		'post_status'      => 'pending',
		'post_type'        => 'sites',
		//'tax_input'        => array( 'favorites' => array($category) ) //游客不可用
	);
	
	// 将文章插入数据库
	$status = wp_insert_post( $tougao );
	if ($status != 0){
		global $wpdb;
		add_post_meta($status, '_sites_sescribe', $sites_sescribe);
		add_post_meta($status, '_sites_link', $sites_link);
		add_post_meta($status, '_sites_domain', $submitted_domain);
		add_post_meta($status, '_sites_order', '0');
		if( !empty($sites_ico))
			add_post_meta($status, '_thumbnail', $sites_ico); 
		if( !empty($sites_screenshot))
			add_post_meta($status, '_sites_screenshot', $sites_screenshot); 
		if( !empty($price_mode) && isset($price_options[$price_mode]) ){
			add_post_meta($status, '_sites_price_mode', $price_mode);
			add_post_meta($status, '_sites_price', json_decode('"' . $price_options[$price_mode] . '"'));
		}
		wp_set_post_terms( $status, array($category), 'favorites'); //设置文章分类
		setcookie("tougao", time(), time()+$delay+10);
		error('{"status":1,"msg":"'.__('投稿成功！','i_theme').'"}');
	}else{
		error('{"status":4,"msg":"'.__('投稿失败！','i_theme').'"}');
	}
}
function error($ErrMsg) {
	echo $ErrMsg;
	exit;
}

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