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咱BBS里有一个头像上传剪切功能整合ci2.1(已上传附件) http://codeigniter.org.cn/forums/thread-12957-1-1.html
是基于UC的，
camera.swf、locale.xml两文件你没有就应该百度一下ucenter你就知道了
先把camera.swf、locale.xml两个文件放到网站目录images下
把avatarlib.php放到你的libraries里（一般application/libraries/）
libraries
PHP复制代码
<?php
class Avatarlib
{
function __construct ()
{
$this->ci =& get_instance ();
$this->base_url = $this->ci->config->base_url();
/** *上传响应程序URL */
$this->doaction = 'http://localhost:80/index.php/avatar/doavatar';
/** *临时上传目录，上传成功后自动删除,777属性哦 *图片上传成功但没有保存请自行删除 */
$this->tmppath = 'tmp/';
/** * 保存图片目录,777属性哦 */
$this->avatarpath = 'avatar/';
/** * FCPATH CI你懂的 */
$this->systempath = FCPATH ;
}
/** * 修改头像 * @param int $uid * @return boole $returnhtml */
function uc_avatar ($uid, $returnhtml = TRUE)
{
$uid = intval($uid);
$input = urlencode("uid=$uid");
$uc_avatarflash = $this->base_url . '/images/camera.swf?inajax=1&appid=1&input=' . $input . '&agent=' . md5($_SERVER['HTTP_USER_AGENT']) . '&ucapi=' . urlencode($this->doaction) . '&avatartype=real';
if ($returnhtml)
{
return '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="447" height="477" id="mycamera" align="middle"> <param name="allowScriptAccess" value="always" /> <param name="scale" value="exactfit" /> <param name="wmode" value="transparent" /> <param name="quality" value="high" /> <param name="bgcolor" value="#ffffff" /> <param name="movie" value="' . $uc_avatarflash . '" /> <param name="menu" value="false" /> <embed src="' . $uc_avatarflash . '" quality="high" bgcolor="#ffffff" width="447" height="477" name="mycamera" align="middle" allowScriptAccess="always" allowFullScreen="false" scale="exactfit" wmode="transparent" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" /> </ object>';
}
else
{
return array(
' #ffffff',
'wmode',
'transparent',
'menu',
'false',
'swLiveConnect',
'true',
'allowScriptAccess',
'always'
);
}
}
/** * 设置目录 * @param int $uid */
function get_home ($uid)
{
$uid = sprintf("%09d", $uid);
$dir1 = substr($uid, 0, 3);
$dir2 = substr($uid, 3, 2);
$dir3 = substr($uid, 5, 2);
return $dir1 . '/' . $dir2 . '/' . $dir3;
}
/** * 获取目录 * @param int $uid * @param string $dir */
function set_home ($uid, $dir = '.')
{
$uid = sprintf("%09d", $uid);
$dir1 = substr($uid, 0, 3);
$dir2 = substr($uid, 3, 2);
$dir3 = substr($uid, 5, 2);
!is_dir($dir . '/' . $dir1) && mkdir($dir . '/' . $dir1, 0777, TRUE);
!is_dir($dir . '/' . $dir1 . '/' . $dir2) && mkdir($dir . '/' . $dir1 . '/' . $dir2, 0777, TRUE);
!is_dir($dir . '/' . $dir1 . '/' . $dir2 . '/' . $dir3) && mkdir($dir . '/' . $dir1 . '/' . $dir2 . '/' . $dir3, 0777, TRUE);
}
/** *应UC的相应,不变，上传时触发 *返回上传文件的地址 */
function onuploadavatar ()
{
@header("Expires: 0");
@header("Cache-Control: private, post-check=0, pre-check=0, max-age=0", FALSE);
@header("Pragma: no-cache");
$arr = array();
parse_str($_GET['input'], $arr);
$uid = intval($arr['uid']);
if (empty($uid))
{
return -1;
}
if (empty($_FILES['Filedata']))
{
return -3;
}
$forder = $this->tmppath;
$file_forder = $this->systempath . $forder;
$config['upload_path'] = $file_forder;
$config['allowed_types'] = 'jpg|jpeg|gif|png|bmp|jpe';
$config['max_size'] = '2048';
$config['file_name'] = 'useravatar' . $uid;
$this->ci->load->library('upload', $config);
$field_name = 'Filedata';
if ($this->ci->upload->do_upload($field_name))
{
$data = $this->ci->upload->data();
return $this->base_url . $forder . $data['file_name'];
}
return $this->ci->upload->display_errors() . $config['upload_path'];
}
/** * 保存图片时响应 */
function onrectavatar ()
{
@header("Expires: 0");
@header("Cache-Control: private, post-check=0, pre-check=0, max-age=0", FALSE);
@header("Pragma: no-cache");
header("Content-type: application/xml; charset=utf-8");
$arr = array();
parse_str($_GET['input'], $arr);
$uid = intval($arr['uid']);
if (empty($uid))
{
return '<root><message type="error" value="-1" /></root>';
}
$home = $this->get_home($uid);
if (!is_dir($this->systempath . $this->avatarpath . $home))
{
$this->set_home($uid, $this->systempath . $this->avatarpath);
}
$bigavatarfile = $this->systempath . $this->avatarpath . $this->get_avatar($uid, 'big');
$middleavatarfile = $this->systempath . $this->avatarpath . $this->get_avatar($uid, 'middle');
$smallavatarfile = $this->systempath . $this->avatarpath . $this->get_avatar($uid, 'small');
$bigavatar = $this->flashdata_decode($_POST['avatar1']);
$middleavatar = $this->flashdata_decode($_POST['avatar2']);
$smallavatar = $this->flashdata_decode($_POST['avatar3']);
if (!$bigavatar || !$middleavatar || !$smallavatar)
{
return '<root><message type="error" value="-2" /></root>';
}
$success = 1;
$fp = @fopen($bigavatarfile, 'wb');
@fwrite($fp, $bigavatar);
@fclose($fp);
$fp = @fopen($middleavatarfile, 'wb');
@fwrite($fp, $middleavatar);
@fclose($fp);
$fp = @fopen($smallavatarfile, 'wb');
@fwrite($fp, $smallavatar);
@fclose($fp);
$biginfo = @getimagesize($bigavatarfile);
$middleinfo = @getimagesize($middleavatarfile);
$smallinfo = @getimagesize($smallavatarfile);
if (!$biginfo || !$middleinfo || !$smallinfo || $biginfo[2] == 4 || $middleinfo[2] == 4 || $smallinfo[2] == 4)
{
file_exists($bigavatarfile) && unlink($bigavatarfile);
file_exists($middleavatarfile) && unlink($middleavatarfile);
file_exists($smallavatarfile) && unlink($smallavatarfile);
$success = 0;
}
$filetype = '.jpg';
@unlink($this->systempath . $this->tmppath . 'useravatar' . $uid . $filetype);
if ($success)
{
return '<?xml version="1.0" ?><root><face success="1"/></root>';
}
return '<?xml version="1.0" ?><root><face success="0"/></root>';
}
function flashdata_decode ($s)
{
$r = '';
$l = strlen($s);
for ($i = 0; $i < $l; $i = $i + 2)
{
$k1 = ord($s[$i]) - 48;
$k1 -= $k1 > 9 ? 7 : 0;
$k2 = ord($s[$i + 1]) - 48;
$k2 -= $k2 > 9 ? 7 : 0;
$r .= chr($k1 << 4 | $k2);
}
return $r;
}
function get_avatar ($uid, $size = 'big')
{
$size = in_array($size, array(
'big',
'middle',
'small'
)) ? $size : 'big';
$uid = abs(intval($uid));
$uid = sprintf("%09d", $uid);
$dir1 = substr($uid, 0, 3);
$dir2 = substr($uid, 3, 2);
$dir3 = substr($uid, 5, 2);
return $dir1 . '/' . $dir2 . '/' . $dir3 . '/' . substr($uid, -2) . "_avatar_$size.jpg";
}
function avatar_show ($uid, $size = 'small', $returnsrc = FALSE)
{
$size = in_array($size, array(
'big',
'middle',
'small'
)) ? $size : 'small';
$avatarfile = $this->get_avatar($uid, $size);
return $returnsrc ? $this->base_url . $this->avatarpath . $avatarfile : '<img src="' . $this->base_url . $this->avatarpath . $avatarfile . '">';
}
}
controllers
PHP复制代码
<?php
if (!defined('BASEPATH'))
{
exit('No direct script access allowed');
}
class Avatar extends CI_Controller
{
function __construct ()
{
parent ::__construct ();
$this->load->library('avatarlib');
}
public function index ()
{
$data['uid'] = 1;
$data['avatarflash'] = $this->avatarlib->uc_avatar($data['uid']);
$data['avatarhtml'] = $this->avatarlib->avatar_show($data['uid'], 'big');
$this->load->view('hello', $data);
}
function doavatar ()
{
$action = 'on' . $_GET['a'];
$data = $this->avatarlib->$action();
echo $data;
}
}
咱BBS里有一个头像上传剪切功能整合ci2.1 http://codeigniter.org.cn/forums/thread-12957-1-1.html
学习哦。camera.swf没有开源哦
ppt.rar
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IP卡
狗仔卡
发表于 2012-3-2 12:53:08
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