PHP实现即时网站截图
<form action="screenshot_it.php">网站地址 (不带 http://):<br /><input name="site" type="text" size="15" value="www."/><br/>大小: <br /><input name="x" type="text" value="800" size="3"/>x<input name="y" type="text" value="1000" size="3"/>px<br />图片格式:<br /><select name="format"> <option value="PNG">PNG</option> <option value="JPEG">JPEG</option> </select> <br /><br /><input type="submit" name="preview" value="生成截图"/></form><?php$x = $_REQUEST['x'];$y = $_REQUEST['y'];$format = $_REQUEST['format'];$site = $_REQUEST['site'];$surl = 'http://0907.org/screenshot/screenshot_it.php?site='.$site.'&x='.$x.'&y='.$y.'&format='.$format;if($_REQUEST['format'] == 'PNG') {$ifm = 'png';} else {$ifm = 'jpg';}$imt = 'image/'.$ifm;$ifn = 'screenshot.'.$ifm;if(isset($_REQUEST['preview'])) {$iurl = 'http://域名/子目录/screenshot_it.php?site='.$site.'&x='.$x.'&y='.$y.'&format='.$format; //例如：http://0907.org/screenshot/screenshot_it.php?site='.$site.'&x='.$x.'&y='.$y.'&format='.$format;$gwptitle = $_REQUEST['site'].' blog.0907.org';include_once("../css.php"); //这里可以删除呦！因为是CSSecho '<div>';echo '» <b>点击图片下载截图！</div></b><br/><a href="'.$iurl.'"><img src="'.$iurl.'" width="240" height="320" /></a><br />';} else {header("Content-type: $imt");header("Content-Disposition: attachment; filename= $ifn");readfile($surl);}?>