DImage image download extension

DImage image download extension

DImage extension can realize simple image download needs.
Installation:

composer require jaeger/querylist-ext-dimage

GIT address:

https://github.com/jae-jae/QueryList-Ext-DImage

##Dependencies (please ignore those installed through Composer)

DImage The extension depends on the

Http class. The Git address is: https://github.com/jae-jae/Http.git

Manual installation tutorial:

http://doc.querylist.cc/site/index/doc/7

##Usage 1

<?php
require 'querylist/vendor/autoload.php';
use QL\QueryList;
$html = QueryList::run('DImage',[
   //html内容
   'content' => file_get_contents('http://xxx.com/1.html'),
   //图片保存路径（相对于网站跟目录），可选，默认:/images
   'image_path' => '/xx/x/',
   //网站根目录全路径，如:/var/www/html
   'www_root' => dirname(__FILE__),
   //补全HTML中的图片路径,可选，默认为空
   'base_url' => 'http://uploads.rayli.com.cn',
   //图片链接所在的img属性，可选，默认src
   //多个值的时候用数组表示，越靠前的属性优先级越高
   'attr' => array('data-src','src'),
   //单个值时可直接用字符串
   //'attr' => 'data-src',
   //回调函数，用于对图片的额外处理，可选，参数为img的phpQuery对象
   'callback' => function($imgObj){
       $imgObj->attr('alt','xxx');
       $imgObj->removeAttr('class');
       //......
   }
   ]);
print_r($html);

Usage two

$url = 'http://cms.querylist.cc/news/it/547.html';
$reg = [
 'title' => array('h1','text'),
'content' => array('.post_content','html')
];
$data = QueryList::Query($url,$reg,'.content')->getData(function($item){
   //图片本地化
   $item['content'] = QueryList::run('DImage',[
           'content' => $item['content'],
           'image_path' => '/img/'.date('Y-m-d'),
           'www_root' => dirname(__FILE__)
       ]);
   return $item;
});
print_r($data);

Usage three

<?php
require 'querylist/vendor/autoload.php';
use QL\QueryList;
$con =<<<STR
<img src="/App/Tpl/Home/images/loading.gif"  data-original="/images/896891/c21alNoWfSAJ6xqN44SRAdW+0M3gZ7H3msPj8/SpdYZXnUZprQ1Xg5IxQcARLus6wz9xz5O7xve82KY2dpmEGjuLP49w.jpg" alt="鲑鱼龙虾鱼子酱" class="img-responsive img-thumbnail lazy">
<br/>
<img src="/App/Tpl/Home/images/loading.gif">
STR;
$html = QueryList::run('DImage',[
        'content' => $con,
        'www_root' => dirname(__FILE__),
        'base_url' => 'http://x.44i.cc',
        'attr' => array('data-original','src'),
        'image_path' => '/xx',
        'callback' => function($o){
            $o->attr('alt','111');
            $o->removeAttr('class');
        }
    ]);
echo $html;
/**
输出:
<img src="/App/Tpl/Home/images/loading.gif" data-original="/xx/fd0c11eef490f3b215a050ac0b9a1318.jpg" alt="111"><br><img src="/xx/a2b617f74ce48ef9d88bfeb96443010b.gif" alt="111">
**/