PHP文章中的远程图片采集到本地的代码_PHP教程

<br>$message //文章内容 <br>//正则(这个还不是) <br>$reg = "/<img[^>]*src=\"(http:\/\/(.+)\/(.+)\.(jpg|gif|bmp|bnp))\"/isU"; <br>//把抠出来的 img 地址存放到 $img_array 变量中 <br>preg_match_all($reg, $message, $img_array, PREG_PATTERN_ORDER); <br>//过滤重复的图片 <br>$img_array = array_unique($img_array[1]); <br> <br>第二步. 把$img_array 数组循环一下. 做图片保存和文章位置替换 <br><span style="CURSOR: pointer" onclick="doCopy('code83837')"><u></u></span> 代码如下:<pre class="brush:php;toolbar:false layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li><br>foreach ($img_array as $img){ <br>//判断是否是自己网站上的 图片 <br>if('xxx.com' != get_domain($img)){// 如果这个图片不是自己服务器上的 <br>//读取图片文件 <br>$Gimg = new GetImage(); <br>$Gimg->source = $img; <br>$Gimg->save_to = './data/temp/'; <br>$FILE = $Gimg->download(); //图片移动到本地 <br>//保存到相册 得到图片保存的位置 <br>$img_path = pic_save($FILE,0,''); <br>//文本路径替换 <br>$message = str_replace($img, $img_path, $message); <br>} <br>} <br> <br>....这时候 $message 里面已经图片已经替换为自己服务器本地的地址,并且图片也保存到自己的服务器上. <br><span style="CURSOR: pointer" onclick="doCopy('code61810')"><u></u></span> 代码如下:<pre class="brush:php;toolbar:false layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li><br>//下面一个函数 和 类是从网络上找的. <br>//从url中获得域名 <br>function get_domain($url){ <br>$pattern = "/[\w-]+\.(com|net|org|gov|cc|biz|info|cn)(\.(cn|hk))*/"; <br>preg_match($pattern, $url, $matches); <br>if(count($matches) > 0) { <br>return $matches[0]; <br>}else{ <br>$rs = parse_url($url); <br>$main_url = $rs["host"]; <br>if(!strcmp(long2ip(sprintf("%u",ip2long($main_url))),$main_url)) { <br>return $main_url; <br>}else{ <br>$arr = explode(".",$main_url); <br>$count=count($arr); <br>$endArr = array("com","net","org","3322");//com.cn net.cn 等情况 <br>if (in_array($arr[$count-2],$endArr)){ <br>$domain = $arr[$count-3].".".$arr[$count-2].".".$arr[$count-1]; <br>}else{ <br>$domain = $arr[$count-2].".".$arr[$count-1]; <br>} <br>return $domain; <br>}// end if(!strcmp...) <br>}// end if(count...) <br>}// end function <br>// 从远程吧图片载到服务器本地 的 类 <br>class GetImage { <br>var $source; <br>var $save_to; <br>var $quality; <br>function download($method = 'curl') { <br>$info = @GetImageSize($this->source); <br>$mime = $info['mime']; <br>// What sort of image? <br>$type = substr(strrchr($mime, '/'), 1); <br>switch ($type){ <br>case 'jpeg': <br>$image_create_func = 'ImageCreateFromJPEG'; <br>$image_save_func = 'ImageJPEG'; <br>$new_image_ext = 'jpg'; <br>// Best Quality: 100 <br>$quality = isSet($this->quality) ? $this->quality : 100; <br>break; <br>case 'png': <br>$image_create_func = 'ImageCreateFromPNG'; <br>$image_save_func = 'ImagePNG'; <br>$new_image_ext = 'png'; <br>// Compression Level: from 0 (no compression) to 9 <br>$quality = isSet($this->quality) ? $this->quality : 0; <br>break; <br>case 'bmp': <br>$image_create_func = 'ImageCreateFromBMP'; <br>$image_save_func = 'ImageBMP'; <br>$new_image_ext = 'bmp'; <br>break; <br>case 'gif': <br>$image_create_func = 'ImageCreateFromGIF'; <br>$image_save_func = 'ImageGIF'; <br>$new_image_ext = 'gif'; <br>break; <br>case 'vnd.wap.wbmp': <br>$image_create_func = 'ImageCreateFromWBMP'; <br>$image_save_func = 'ImageWBMP'; <br>$new_image_ext = 'bmp'; <br>break; <br>case 'xbm': <br>$image_create_func = 'ImageCreateFromXBM'; <br>$image_save_func = 'ImageXBM'; <br>$new_image_ext = 'xbm'; <br>break; <br>default: <br>$image_create_func = 'ImageCreateFromJPEG'; <br>$image_save_func = 'ImageJPEG'; <br>$new_image_ext = 'jpg'; <br>} <br>if(isSet($this->set_extension)){ <br>$ext = strrchr($this->source, "."); <br>$strlen = strlen($ext); <br>$new_name = basename(substr($this->source, 0, -$strlen)).'.'.$new_image_ext; <br>}else{ <br>$new_name = basename($this->source); <br>} <br>$save_to = $this->save_to."/blog_insert_temp_".time().mt_rand(1,99).".".$new_image_ext; <br>//</li></ol></pre>输出对象 组成跟$_FILE变量一样 得到后自己和平常图片上传处理一样了 <br>$img_info['name'] = basename($this->source); <br>$img_info['type'] = $mime; <br>$img_info['size'] = 1000; <br>$img_info['tmp_name'] = $save_to; <br>$img_info['error'] = 0; <br>if($method == 'curl'){ <br>$save_image = $this->LoadImageCURL($save_to); <br>}elseif($method == 'gd'){ <br>$img = $image_create_func($this->source); <br>if(isSet($quality)){ <br>$save_image = $image_save_func($img, $save_to, $quality); <br>}else{ <br>$save_image = $image_save_func($img, $save_to); <br>} <br>} <br>return $img_info; <br>} <br>function LoadImageCURL($save_to){ <br>$ch = curl_init($this->source); <br>$fp = fopen($save_to, "wb"); <br>// set URL and other appropriate options <br>$options = array(CURLOPT_FILE => $fp, <br>CURLOPT_HEADER => 0, <br>CURLOPT_FOLLOWLOCATION => 1, <br>CURLOPT_TIMEOUT => 60); // 1 minute timeout (should be enough) <br>curl_setopt_array($ch, $options); <br>curl_exec($ch); <br>curl_close($ch); <br>fclose($fp); <br>} <br>} <br></li><li><p></p></li><li><p align="left"><span id="url" itemprop="url">http://www.bkjia.com/PHPjc/320456.html</span><span id="indexUrl" itemprop="indexUrl">www.bkjia.com</span><span id="isOriginal" itemprop="isOriginal">true</span><span id="isBasedOnUrl" itemprop="isBasedOnUrl">http://www.bkjia.com/PHPjc/320456.html</span><span id="genre" itemprop="genre">TechArticle</span><span id="description" itemprop="description">第一步. 先从文章中把所有img ... 用正则 抠出来.  代码如下:</span></p><pre class="brush:php;toolbar:false layui-box layui-code-view layui-code-notepad"><ol class="layui-code-ol"><li>$message //文章内容 //正则(这个还不是) $reg = "/img[^]*src=\"(http:\/\/(.+)\/(....<p></p></li><li>                    </li></ol></pre></li></ol></pre></img[^>