<?php
// +----------------------------------------------------------------------
// | wuzhicms [ 五指互联网站内容管理系统 ]
// | Copyright (c) 2014-2015 http://www.wuzhicms.com All rights reserved.
// | Licensed ( http://www.wuzhicms.com/licenses/ )
// | Author: wangcanjia <phpip@qq.com>
// +----------------------------------------------------------------------
defined('IN_WZ') or exit('No direct script access allowed');
//字段格式化处理函数集合

/**
 * 内容转化
 *
 * @param $str
 * @param $arr
 * @return mixed
 */
function r2id($str,$arr) {
	return array_search($str,$arr);
}

/**
 * 一串字符中，查找出现的字符
 *
 * @param $str
 * @param $arr
 */
function group_search_string($str,$arr) {
	$tmp = array('no_value');
	foreach($arr as $key=>$value) {
		if(strpos($str,$value)===false) continue;
		$tmp[] = $key;
	}
	return $tmp;
}

/**
 * 从字符串中找出图片下载地址，并下载
 * @param $str
 * @param string $baseurl
 */
function get_image_in_string($str,$baseurl = '') {
	preg_match('/src=[\'"]?([^\'" ]*)[\'"]?/i', $str, $match_out);
	if($match_out[1]) {
		$img = fillurl($match_out[1],$baseurl);
		$attachment = load_class('attachment','attachment');
		$attachment->set_water_mark(false);
		$newimg = $attachment->get_remote_file($img);
		return $newimg;
	}
}
/**
 * 从字符串中找出图片多组下载地址，并下载
 * @param $str
 * @param string $baseurl
 */

function get_more_image($str,$baseurl = '') {
	preg_match_all('/src=[\'"]?([^\'" ]*)[\'"]?/i', $str, $match_out);
	if(!empty($match_out[1])) {
		$match_out[1] = array_unique($match_out[1]);
		$attachment = load_class('attachment','attachment');
		$attachment->set_water_mark(false);
		$newimg = array();
		foreach($match_out[1] as $_m) {
			$img = fillurl($_m,$baseurl);
			$newimg[]['url'] = $attachment->get_remote_file($img);
		}
		return $newimg;
	}
}
function get_emails($str,$baseurl = '') {
	$pattern = "/([a-z0-9\-_\.]+@[a-z0-9]+\.[a-z0-9\-_\.]+)/";
	preg_match_all($pattern,$str,$emailArr);
	$emails = array_unique($emailArr[1]);
	return $emails;
}