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264 lines
10 KiB
264 lines
10 KiB
<?php
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header('Content-type:text/html;charset=utf-8'); //编码
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error_reporting(E_ALL & ~E_NOTICE & ~E_WARNING); //关闭错误提示
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require("shearphoto.config.php"); //加载设置文件
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class ShearPhoto
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{
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public $erro = false;
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protected function rotate($src, $R)
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{
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$arr = array(90, 180, 270);
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if (in_array($R, $arr)) {
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$rotatesrc = imagerotate($src, $R, 0);
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imagedestroy($src);
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} else {
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return $src;
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}
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return $rotatesrc;
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}
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public function html5_run(&$PHPconfig, &$JSconfig)
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{
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$ShearPhoto["config"] = $PHPconfig;
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if (is_bool($PHPconfig["proportional"])) {
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$PHPconfig["proportional"] = $JSconfig["P"];
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} elseif ($PHPconfig["proportional"] != $JSconfig["P"]) {
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$this->erro = "JS设置的比例和PHP设置不一致！";
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return false;
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}
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require("shearphoto.up.php");
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$tempurl = $PHPconfig["temp"] . DIRECTORY_SEPARATOR . "shearphoto.lock";
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!file_exists($tempurl) && file_put_contents($tempurl, "ShearPhoto Please don't delete");
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$this->delTempImg($PHPconfig["temp"], $PHPconfig["tempSaveTime"]);
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$imagecreatefrom = $this->imagecreatefrom($_FILES['UpFile']['tmp_name'], $int_type[2]);
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if (!$imagecreatefrom) return false;
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list($src, $GdFun) = $imagecreatefrom;
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return $this->compression($src, $PHPconfig, $JSconfig, $int_type[2], $GdFun);
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}
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protected function delTempImg($temp, $deltime)
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{
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if ($deltime == 0) return;
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$dir = opendir($temp);
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$time = time();
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while (($file = readdir($dir)) !== false) {
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if ($file != "." and $file != ".." and $file != "shearphoto.lock") {
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$fileUrl = $temp . DIRECTORY_SEPARATOR . $file;
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$pastTime = $time - filemtime($fileUrl);
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if ($pastTime < 0 || $pastTime > $deltime) @unlink($fileUrl);
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}
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}
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closedir($dir);
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}
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public function run(&$JSconfig, &$PHPconfig)
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{
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$tempurl = $PHPconfig["temp"] . DIRECTORY_SEPARATOR . "shearphoto.lock";
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!file_exists($tempurl) && file_put_contents($tempurl, "ShearPhoto Please don't delete");
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$this->delTempImg($PHPconfig["temp"], $PHPconfig["tempSaveTime"]);
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//var_dump($JSconfig["url"]);
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if (!isset($JSconfig["url"]) || !isset($JSconfig["R"]) || !isset($JSconfig["X"]) || !isset($JSconfig["Y"]) || !isset($JSconfig["IW"]) || !isset($JSconfig["IH"]) || !isset($JSconfig["P"]) || !isset($JSconfig["FW"]) || !isset($JSconfig["FH"])) {
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$this->erro = "服务端接收到的数据缺少参数";
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return false;
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}
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//var_dump($JSconfig["url"]);
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if (!file_exists($JSconfig["url"])) {
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$this->erro = "此图片路径有误";
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return false;
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}
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foreach ($JSconfig as $k => $v) {
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if ($k !== "url") { //验证是否为数字除了url参数之外
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if (!is_numeric($v)) {
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$this->erro = "传递的参数有误";
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return false;
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}
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}
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}
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if (is_bool($PHPconfig["proportional"])) {
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$PHPconfig["proportional"] = $JSconfig["P"];
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} elseif ($PHPconfig["proportional"] != $JSconfig["P"]) {
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$this->erro = "JS设置的比例和PHP设置不一致！";
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return false;
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}
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list($w, $h, $type) = getimagesize($JSconfig["url"]);
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$strtype = image_type_to_extension($type);
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$type_array = array(
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".jpeg",
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".gif",
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".png",
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".jpg"
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);
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if (!in_array(strtolower($strtype), $type_array)) {
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$this->erro = "无法读取图片";
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return false;
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}
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if ($JSconfig["R"] == 90 || $JSconfig["R"] == 270) {
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list($w, $h) = array(
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$h,
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$w
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);
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}
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return $this->createshear($PHPconfig, $w, $h, $type, $JSconfig);
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}
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protected function imagecreatefrom($url, $type)
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{
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switch ($type) {
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case 1:
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$src = @imagecreatefromgif($url);
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$GdFun = array(
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"imagegif",
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".gif"
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);
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break;
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case 2:
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$src = @imagecreatefromjpeg($url);
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$GdFun = array(
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"imagejpeg",
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".jpg"
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);
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break;
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case 3:
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$src = @imagecreatefrompng($url);
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$GdFun = array(
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"imagepng",
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".png"
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);
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break;
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default:
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$this->erro = "不支持的类型";
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return false;
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break;
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}
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return array($src, $GdFun);
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}
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protected function createshear(&$PHPconfig, $w, $h, $type, &$JSconfig)
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{
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$imagecreatefrom = $this->imagecreatefrom($JSconfig["url"], $type);
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if (!$imagecreatefrom) return false;
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list($src, $GdFun) = $imagecreatefrom;
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$src = $this->rotate($src, $JSconfig["R"]);
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$dest = imagecreatetruecolor($JSconfig["IW"], $JSconfig["IH"]);
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$white = imagecolorallocate($dest, 255, 255, 255);
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imagefill($dest, 0, 0, $white);
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imagecopy($dest, $src, 0, 0, $JSconfig["X"], $JSconfig["Y"], $w, $h);
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imagedestroy($src);
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return $this->compression($dest, $PHPconfig, $JSconfig, $type, $GdFun);
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}
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protected function CreateArray(&$PHPconfig, &$JSconfig)
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{
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$arr = array();
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if ($PHPconfig["proportional"] > 0) {
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$proportion = $PHPconfig["proportional"];
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} else {
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$proportion = $JSconfig["IW"] / $JSconfig["IH"];
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}
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$water_or = isset($PHPconfig["water"]) && $PHPconfig["water"] && file_exists($PHPconfig["water"]) && is_numeric($PHPconfig["water_scope"]);
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if (!file_exists($PHPconfig["saveURL"])) {
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if (!mkdir($PHPconfig["saveURL"], 0777, true)) {
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$this->erro = "目录权限有问题";
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return false;
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}
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}
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$file_url = $PHPconfig["saveURL"] . $PHPconfig["filename"];
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foreach ($PHPconfig["width"] as $k => $v) {
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($v[0] == 0) ? ($v[0] = $JSconfig["FW"]) : ($v[0] == -1) and ($v[0] = $JSconfig["IW"]);
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$height = $v[0] / $proportion;
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$suffix = isset($v[2]) ? $v[2] : "0";
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$arr[$k] = array(
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$v[0],
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$height,
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$file_url . $suffix,
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($v[1] === true and $water_or === true and $v[0] > $PHPconfig["water_scope"] and $height > $PHPconfig["water_scope"])
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);
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}
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return array(
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$water_or,
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$arr
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);
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}
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protected function compression($DigShear, &$PHPconfig, &$JSconfig, $type, $GdFun)
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{
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require 'zip_img.php';
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$arrimg = $this->CreateArray($PHPconfig, $JSconfig);
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if (count($arrimg[1]) < 1) {
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$this->erro = "系统没有检测到处理截图的命令！";
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return false;
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}
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$arrimg[0] and $arrimg[0] = $PHPconfig["water"];
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$zip_photo = new zip_img(array(
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"dest" => $DigShear,
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"GdFun" => $GdFun,
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"quality" => isset($PHPconfig["quality"]) ? $PHPconfig["quality"] : false,
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"force_jpg" => isset($PHPconfig["force_jpg"]) && $PHPconfig["force_jpg"],
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"water" => $arrimg[0],
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"water_scope" => $PHPconfig["water_scope"],
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"w" => $JSconfig["IW"],
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"h" => $JSconfig["IH"],
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"type" => $type,
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"zip_array" => $arrimg[1]
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));
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return $zip_photo->run($this);
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}
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}
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/*........................普通截取时开始..........................*/
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if (isset($_POST["JSdate"])) {//普通截取时
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$ShearPhoto["JSdate"] = json_decode(trim(stripslashes($_POST["JSdate"])), true);
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$Shear = new ShearPhoto; //类实例开始
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if(stripos($ShearPhoto['JSdate']['url'],'file/photo/')){
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$ShearPhoto['JSdate']['url']=IOURL.'/file/photo/' . basename($ShearPhoto['JSdate']['url']);
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}else{
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$ShearPhoto['JSdate']['url']=$ShearPhoto['config']['temp'] . DIRECTORY_SEPARATOR . basename($ShearPhoto['JSdate']['url']);
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}
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$result = $Shear->run($ShearPhoto["JSdate"], $ShearPhoto["config"]); //传入参数运行
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if ($result === false) { //切图失败时
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echo '{"erro":"' . $Shear->erro . '"}'; //把错误发给JS /请匆随意更改"erro"的编写方式，否则JS出错
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exit;
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} else {
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$dirname = pathinfo($ShearPhoto["JSdate"]["url"]);
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$ShearPhotodirname = $dirname["dirname"] . DIRECTORY_SEPARATOR . "shearphoto.lock"; //认证删除的密钥
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file_exists($ShearPhotodirname) && @unlink($ShearPhoto["JSdate"]["url"]); //密钥存在，当然就删掉原图
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}
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}
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/*........................普通截取时结束..........................*/
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elseif (isset($_POST["ShearPhotoIW"]) &&
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isset($_POST["ShearPhotoIH"]) &&
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isset($_POST["ShearPhotoFW"]) &&
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isset($_POST["ShearPhotoFH"]) &&
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isset($_POST["ShearPhotoP"]) &&
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is_numeric($JSconfig["P"]=trim($_POST["ShearPhotoP"]))&&
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is_numeric($JSconfig["IW"]=trim($_POST["ShearPhotoIW"]))&&
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is_numeric($JSconfig["IH"]=trim($_POST["ShearPhotoIH"]))&&
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is_numeric($JSconfig["FW"]=trim($_POST["ShearPhotoFW"]))&&
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is_numeric($JSconfig["FH"]=trim($_POST["ShearPhotoFH"]))){
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$Shear = new ShearPhoto; //类实例开始
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$result =$Shear->html5_run($ShearPhoto["config"],$JSconfig);//加载HTML5已切好的图片独有方法
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if ($result === false) { //切图失败时
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echo '{"erro":"' . $Shear->erro . '"}'; //把错误发给JS /请匆随意更改"erro"的编写方式，否则JS出错
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exit;
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}
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}
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/*........................HTML5截取时结束..........................*/
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/*........错误的操作................*/
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else {die('{"erro":"错误的操作！或缺少参数或错误参数"}');}
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/*........错误的操作................*/
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$str_result = json_encode($result);
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echo str_replace("\/", "/", $str_result); //去掉无用的字符修正URL地址，再把数据传弟给JS
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?>
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