81 lines
2.5 KiB
PHP
81 lines
2.5 KiB
PHP
<?php
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/**
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* 验证码处理
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*/
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namespace Api\Controller;
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use Think\Controller;
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class CheckcodeController extends Controller {
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public function index() {
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$length=4;
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if (isset($_GET['length']) && intval($_GET['length'])>2){
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$length = intval($_GET['length']);
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}
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//设置验证码字符库
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$code_set="";
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if(!empty($_GET['charset'])){
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$mletters=str_split($_GET['charset']);
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$mletters=array_unique($mletters);
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if(count($mletters)>5){
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$code_set= trim($_GET['charset']);
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}
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}
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$use_noise=1;
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if(isset($_GET['use_noise'])){
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$use_noise= intval($_GET['use_noise']);
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}
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$use_curve=1;
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if(isset($_GET['use_curve'])){
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$use_curve= intval($_GET['use_curve']);
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}
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$font_size=25;
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if (isset($_GET['font_size']) && intval($_GET['font_size'])){
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$font_size = intval($_GET['font_size']);
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}
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$width=0;
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if (isset($_GET['width']) && intval($_GET['width'])){
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$width = intval($_GET['width']);
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}
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$height=0;
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if (isset($_GET['height']) && intval($_GET['height'])){
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$height = intval($_GET['height']);
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}
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$background=array(243, 251, 254);
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if (isset($_GET['background'])){
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$mbackground=array_map('intval', explode(',', $_GET['background']));
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if(count($mbackground)>2 && $mbackground[0]<=255 && $mbackground[1]<=255 && $mbackground[2]<=255){
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$background=array( $mbackground[0],$mbackground[1],$mbackground[2] );
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}
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}
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$config = array(
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'codeSet' => !empty($code_set)?$code_set:"2345678abcdefhijkmnpqrstuvwxyzABCDEFGHJKLMNPQRTUVWXY", // 验证码字符集合
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'expire' => 1800, // 验证码过期时间（s）
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'useImgBg' => false, // 使用背景图片
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'fontSize' => !empty($font_size)?$font_size:25, // 验证码字体大小(px)
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'useCurve' => $use_curve===0?false:true, // 是否画混淆曲线
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'useNoise' => $use_noise===0?false:true, // 是否添加杂点
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'imageH' => $height, // 验证码图片高度
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'imageW' => $width, // 验证码图片宽度
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'length' => !empty($length)?$length:4, // 验证码位数
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'bg' => $background, // 背景颜色
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'reset' => true, // 验证成功后是否重置
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);
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$Verify = new \Think\Verify($config);
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$Verify->entry();
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}
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}
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