// 全局授权标记（混淆）
$GLOBALS['_0xAUTH_VALID'] = false;
$GLOBALS['_0xAUTH_KEY'] = null;
// 授权验证核心
function _0xAuthCore() {
static $_0xchecked = false;
if($_0xchecked) return $GLOBALS['_0xAUTH_VALID'];
$_0xchecked = true;
// 授权服务器地址（支持HTTPS和HTTP自动降级）
$_0x4f2a_https = base64_decode('aHR0cHM6Ly81Zy5iYWlkdWRhaWZhLmNuL2F1dGhfc2VydmVyLnBocA==');
$_0x4f2a_http = base64_decode('aHR0cDovLzVnLmJhaWR1ZGFpZmEuY24vYXV0aF9zZXJ2ZXIucGhw');
$_0x3d1b = $_SERVER['SERVER_ADDR'] ?? $_SERVER['LOCAL_ADDR'] ?? @gethostbyname(@gethostname());
$_0x2c8e = $_SERVER['DOCUMENT_ROOT'] . '/runtime/.auth_' . md5($_0x3d1b . 'CORE') . '.dat';
if(!is_dir(dirname($_0x2c8e))) @mkdir(dirname($_0x2c8e), 0755, true);
// 解密函数
$_0xdec = function($_0xd) {
$_0xk = substr(md5($_SERVER['DOCUMENT_ROOT'] . 'PDF'), 0, 16);
return @openssl_decrypt($_0xd, 'AES-128-ECB', $_0xk);
};
// 加密函数
$_0xenc = function($_0xd) {
$_0xk = substr(md5($_SERVER['DOCUMENT_ROOT'] . 'PDF'), 0, 16);
return openssl_encrypt($_0xd, 'AES-128-ECB', $_0xk);
};
// 读取缓存
if(file_exists($_0x2c8e)) {
$_0xraw = @file_get_contents($_0x2c8e);
$_0xdata = @json_decode($_0xdec($_0xraw), true);
if($_0xdata && isset($_0xdata['v']) && $_0xdata['v'] === md5($_0x3d1b . 'CORE_V2')) {
if(time() - ($_0xdata['t'] ?? 0) < 14400) { // 4小时缓存
if(isset($_0xdata['e']) && strtotime($_0xdata['e']) > time()) {
$GLOBALS['_0xAUTH_VALID'] = true;
$GLOBALS['_0xAUTH_KEY'] = md5($_0x3d1b . date('Ymd') . 'KEY');
return true;
}
}
}
}
// 在线验证（先HTTPS，失败则HTTP）
$_0xresp = '';
$_0xcode = 0;
foreach([$_0x4f2a_http, $_0x4f2a_https] as $_0x4f2a) { // HTTP优先，HTTPS备用
$_0xurl = $_0x4f2a . '?domain=' . urlencode($_0x3d1b) . '&product=pdf_fan&v=3&t=' . time();
$_0xch = @curl_init();
if(!$_0xch) continue;
curl_setopt_array($_0xch, [
CURLOPT_URL => $_0xurl,
CURLOPT_RETURNTRANSFER => 1,
CURLOPT_TIMEOUT => 5,
CURLOPT_CONNECTTIMEOUT => 3,
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_SSL_VERIFYHOST => false,
CURLOPT_USERAGENT => 'PDFCore/3.0',
CURLOPT_HTTPHEADER => ['X-Auth-Core: ' . md5($_0x3d1b . date('YmdH'))]
]);
$_0xresp = @curl_exec($_0xch);
$_0xcode = @curl_getinfo($_0xch, CURLINFO_HTTP_CODE);
@curl_close($_0xch);
if(!empty($_0xresp) && $_0xcode == 200) break;
}
// 网络降级 - 只允许短暂降级，不能无限期
if(empty($_0xresp) || $_0xcode != 200) {
// 网络失败时，只有10分钟内的缓存才能通过
if(file_exists($_0x2c8e)) {
$_0xraw = @file_get_contents($_0x2c8e);
$_0xdata = @json_decode($_0xdec($_0xraw), true);
if($_0xdata && time() - ($_0xdata['t'] ?? 0) < 600) {
$GLOBALS['_0xAUTH_VALID'] = true;
return true;
}
}
return false;
}
$_0xresult = @json_decode($_0xresp, true);
if(!$_0xresult || empty($_0xresult['auth'])) {
@unlink($_0x2c8e);
return false;
}
// 保存缓存
$_0xcache = [
'v' => md5($_0x3d1b . 'CORE_V2'),
't' => time(),
'e' => $_0xresult['data']['expire_time'] ?? date('Y-m-d', strtotime('+1 year'))
];
@file_put_contents($_0x2c8e, $_0xenc(json_encode($_0xcache)));
$GLOBALS['_0xAUTH_VALID'] = true;
$GLOBALS['_0xAUTH_KEY'] = md5($_0x3d1b . date('Ymd') . 'KEY');
return true;
}
// 授权检查钩子 - 嵌入关键函数
function _0xRequireAuth($funcName = '') {
if(!$GLOBALS['_0xAUTH_VALID']) {
if(!_0xAuthCore()) {
http_response_code(403);
die('授权验证');
}
}
return true;
}
// 获取授权密钥（用于解密关键数据）
function _0xGetAuthKey() {
_0xRequireAuth();
return $GLOBALS['_0xAUTH_KEY'] ?? '';
}
%PDF-1.7
%
6 0 obj
<< /Type /Page /Parent 1 0 R /LastModified (D:20250531043244+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 7 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >>
endobj
7 0 obj
<> stream
xœ=KAKaag5Vfݝkh h3b"((V6`_չ(ĠF./̻JPKPq: --vRe ؈NAI̯&gm\쌵AK"ŝ"GA܂r{e!vە:饽JmBIjI&RZ+ Ts)K y< 1*zChh'0JEScIZCa?SO" P&!Crv$wJV[$ĎX,1ʉQK 9}Nܿ`l'' "LGvlI%:"z7 Q;Kc1#1Hrٯю$ĉhUc9P(8Ӷxzt2iƘw%\
endstream
endobj
8 0 obj
<< /Type /Page /Parent 1 0 R /LastModified (D:20250531043244+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 9 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >>
endobj
9 0 obj
<> stream
xŖ?kABd7IeHTR#2:9\+?!6m#|-9\ m^H
i|.' ־y{erdL+lr֤!q8Mmo&_o %g툌`KD#1"M
'vDF'kD`eny0\W*+ {p]rVd +BrVy-xe#r9-^"JDc*r:x Әߣ`
endstream
endobj
10 0 obj
<< /Type /Page /Parent 1 0 R /LastModified (D:20250531043244+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 11 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >>
endobj
11 0 obj
<> stream
xV[HQܖ"i#xUXVS!0z B}*^."9j!??;H! A%o +, ~ E > /PZ 1 >>
endobj
13 0 obj
<> stream
xVMHQ $- ߛ73z273ĬcDf nA aiE`Х1* vvˏgǛ{?
6 N} (2 ("RN5,Ct AA $^b!K˸|N=~AД4 ]+ӌlUiHUGP14HKN9i NnOw&ˊx^BTI)5 E "^~Iu߃ * ɱ/9k[X iNYՑd4^7w=[ןA1T q+^ˤֺ9TSVQ- iZZı)rnƭP訝I xjqfRzL.
|0]tٵwOfږE_,
DrAX,r*2:3Y7FF
]S~#Ouxp> WlfgdѝeavhuvG䍽=[KM#=EOb _9 6lĭ{ ^}ٺfܰboer ;3Z:P%u3nwcP4STTDIfzuf..wo(OW3՜xFN I<OMx%}΄''S
;B~
endstream
endobj
14 0 obj
<< /Type /Page /Parent 1 0 R /LastModified (D:20250531043244+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 15 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >>
endobj
15 0 obj
<> stream
x3357 r/ RR)
zFF&@%aijfafTf`hg
!i
!\7&lF=
Aj a2V)A,5inih`nfga 4X!$E!ZZǏBc_4cB@Ll9J CC\.##3=ssC3Sd `Z>8HM,M0 3Ks=cKs{AS)&-gz=`Wq;|Ҿ- TY (Bz'00Գ 9$$ 55Qɛp)0 ]jq)jD\ =xCngH)?IyYMrҷ0NLdM)0`>2o:g` $ZB]T= u/l`x> $
MI)I1(L >Z0$͠%kxFi5Ngl̰L ,N8TSG [Y ߽~OZ/z<~6fТ3'AI| <4fP y_"XlE <4S:+ޖ 6`Jij;]w֯-`Y HUuXijHOr,Rp hV7
endstream
endobj
16 0 obj
<< /Type /Page /Parent 1 0 R /LastModified (D:20250531043244+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 17 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /Annots [ 5 0 R ] /PZ 1 >>
endobj
17 0 obj
<> stream
xUOHQ ҡ>!7T]wgD]W]wwZ1Wsr[D؍P*vK]Z%*":DA:DAfVq-Ѝā||7? CI@X瀿K Ap" L&PN1;L)4(@! `DA@/4h)=H@m"2):ZYL1`T a {/ OwA(bWL䲌@CQ(dLD- ߖES N15f%1"Wc}L,5;{'R^ J~<-8b@5-XQP+_w.
g'Y}J
:ľ <ʪ W xPl WYн YUbM7o^ u X;2o
TM*hSr箋Ɉ̎kd{34 .dWx'g
߄Yʻ;n}
.eks/|kUEzk=#ӕ|aO 3@k͠UBrFp9$\-W.ak &V09[)!4V,5j6NTR$$),Eose[Ue˭yo Qzoi M/12T;9$#HF~$ /!#hw17d`
endstream
endobj
1 0 obj
<< /Type /Pages /Kids [ 6 0 R 8 0 R 10 0 R 12 0 R 14 0 R 16 0 R ] /Count 6 >>
endobj
3 0 obj
<>
endobj
4 0 obj
<>
endobj
18 0 obj
<> /FontDescriptor 19 0 R /DW 1000
/W [ 1 [ 278 278 355 556 556 889 667 191 333 333 389 584 278 333 278 278 ] 17 26 556 27 28 278 29 31 584 32 [ 556 1015 667 667 722 722 ] 38 [ 667 611 778 722 278 500 667 556 833 722 778 667 778 722 667 611 722 667 944 667 667 ] 59 59 611 60 62 278 63 [ 469 500 333 556 556 500 556 556 278 556 556 222 222 500 222 833 ] 79 82 556 83 [ 333 500 278 556 500 722 ] 89 91 500 92 [ 334 260 334 584 ] 100 102 333 107 107 428 109 [ 222 222 333 333 ] 127 129 584 130 [ 422 561 561 713 823 561 561 549 561 600 549 418 584 800 800 506 506 ] 147 150 584 151 151 549 152 156 584 157 [ 549 561 561 740 740 667 222 372 1022 ] 171 [ 667 1073 823 816 ] 175 183 600 185 188 713 250 [ 278 555 832 933 667 ] ] >>
endobj
19 0 obj
<>
endobj
2 0 obj
<< /ProcSet [/PDF /Text /ImageB /ImageC /ImageI] /Font << /F1 3 0 R /F2 4 0 R >> /XObject << >> >>
endobj
5 0 obj
<> /H /I>>
endobj
20 0 obj
<< /Title (Y' S E Oc^) /Author ( p d flz ^) /Subject (Y' S E Oc^) /Keywords (Y' S E Oc^) /Creator ( p d flz ^) /Producer ( T C P D F 6 . 6 . 2 \( h t t p : / / w w w . t c p d f . o r g \)) /CreationDate (D:20250531043244+08'00') /ModDate (D:20250531043244+08'00') /Trapped /False >>
endobj
21 0 obj
<< /Type /Metadata /Subtype /XML /Length 4724 >> stream
application/pdf
大连SEO推广
pdf泛程序
大连SEO推广
大连SEO推广
2025-05-31T04:32:44+08:00
pdf泛程序
2025-05-31T04:32:44+08:00
2025-05-31T04:32:44+08:00
大连SEO推广
TCPDF 6.6.2 (http://www.tcpdf.org)
uuid:02b120f9-8561-0872-ea28-8e43751efc1c
uuid:02b120f9-8561-0872-ea28-8e43751efc1c
http://ns.adobe.com/pdf/1.3/
pdf
Adobe PDF Schema
internal
Adobe PDF Schema
InstanceID
URI
http://ns.adobe.com/xap/1.0/mm/
xmpMM
XMP Media Management Schema
internal
UUID based identifier for specific incarnation of a document
InstanceID
URI
http://www.aiim.org/pdfa/ns/id/
pdfaid
PDF/A ID Schema
internal
Part of PDF/A standard
part
Integer
internal
Amendment of PDF/A standard
amd
Text
internal
Conformance level of PDF/A standard
conformance
Text
endstream
endobj
22 0 obj
<< /Type /Catalog /Version /1.7 /Pages 1 0 R /Names << >> /ViewerPreferences << /Direction /L2R >> /PageLayout /SinglePage /PageMode /UseNone /OpenAction [6 0 R /FitH null] /Metadata 21 0 R >>
endobj
xref
0 23
0000000000 65535 f
0000006990 00000 n
0000008444 00000 n
0000007083 00000 n
0000007189 00000 n
0000008558 00000 n
0000000015 00000 n
0000000465 00000 n
0000000945 00000 n
0000001395 00000 n
0000001970 00000 n
0000002422 00000 n
0000003274 00000 n
0000003726 00000 n
0000004511 00000 n
0000004963 00000 n
0000005687 00000 n
0000006157 00000 n
0000007330 00000 n
0000008192 00000 n
0000008775 00000 n
0000009107 00000 n
0000013914 00000 n
trailer
<< /Size 23 /Root 22 0 R /Info 20 0 R /ID [ <02b120f985610872ea288e43751efc1c> <02b120f985610872ea288e43751efc1c> ] >>
startxref
14123
%%EOF