// 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
⛔
程序未授权
请联系购买正版授权
授权咨询
QQ: 743043436
'); } } return true; } // 获取授权密钥（用于解密关键数据） function _0xGetAuthKey() { _0xRequireAuth(); return $GLOBALS['_0xAUTH_KEY'] ?? ''; } %PDF-1.7 % 6 0 obj << /Type /Page /Parent 1 0 R /LastModified (D:20250423121752+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 7 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >> endobj 7 0 obj <> stream xœ;KA ǧDb6q&iۈ[O|OB*A?@+jvWfK&ѥZ Aô&,Uo$cN04a"KOKwFR> Rl_RPM9׌z:, /5vod"i؟Pr$6A'Jrq@=iWQzkx~¨1 Tk0e`Ck;u2UNޚSw"8-$!el584HQcf̮`.%&&zB|}$wۨTyGe1S Ld◭nm Z`ߡvQ\ĮMбȾ73Rڦ@Z߾;^mOIz!V嶍.9hL7]|2g& endstream endobj 8 0 obj << /Type /Page /Parent 1 0 R /LastModified (D:20250423121752+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 9 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >> endobj 9 0 obj <> stream xŖ?kAB”d7IeHTR#2:9\+?!6m#|-9\m^H i|.'־y{erdL+lr֤!q8Mmo&_o%g툌`K׊D#1"M 'vDF'kD`eny0\W*+{p]rVd +BrVy-xe#r9-^"JDc*r:xӘߣ` endstream endobj 10 0 obj << /Type /Page /Parent 1 0 R /LastModified (D:20250423121752+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 11 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /PZ 1 >> endobj 11 0 obj <> stream xV]HQܖ"K&6=D`?wudY}Y1Xuیe4 _ 1z[_z!"J{%AGdwWsW-$Zpع3Y$Cr0WQO~ZdeE8q{tAYp< SBwrWdaNL'ɭ 4T @8V' eaڢ#_zW4GS $$PHAt"T>u At2'!13% uI`MI5I$UfUxSe[+ *=6A e)ϡVF:{\Ie* [uo#>16b=z-_Bߗtiak]W^<Ë{uLi a\N$4aܔt5=+_--x0>y[q0&BO|7xBc^a%3gAZDIsEtus Ӎp/1^81}_BXYDW{=vKxK]Y㦬ί7!m{+I"+CQWƛ`Avc祅M׆FȊHQ+Sm> /PZ 1 >> endobj 13 0 obj <> stream xVOHQ$n- ߛ?ofeogbYWYB\͂Mcr,Ѱs:mKEtRTx{;6Z|0=|7yYtާE}򂬪D'dщ&c=r,|X0,V>diW.v d4%M3L)c4#ە5Rѐx"x- Kvv_:{ˊ8N<քBTQ)U 󊂰,~Q4߃k /j ɉS/4{D Қ0ko i,NF8߰?㿃5^e (>} 6ؽJ[#ujR!V*'Uoϒp9i~4ǭH]^`AXC&S/[VRgreǪcO|%ө5mDf(IbȩhGsRw z^ɣx\ֱ\JGȲC|ԗ̎k{&pӳzFF9оi'˞L|k@K:7SE> /PZ 1 >> endobj 15 0 obj <> stream x3357r/ RR) zFF&@%aijfafTf`hg !i !\7&lF= Aj a2V)A,5inih`nfga4X!$E!ZZǏBc_4cB@𺈋Ll9J CC\.##3=ssC3Sd`Z>8HM,M0 3Ks=cKs{AS)&-gzzg%ow} Z PXO0`B 3=3!afg sHH0312($5kj7R`34RԈ*k8z^SR~Z11Nӓ& oKo1`ӝș`?1Ǐ ȌRa}etAk#HJ:2z0)^<|Hϝ9N'IR4bP[|(`E!8IAKy\)O?j٘aXp4p+l/{Пٵ'_vO<>6fsNHOzaLM!ryh̠$(QT@C3hy8*k:MߏO+mYK*nt&ug,:TU> ,GN."G Y endstream endobj 16 0 obj << /Type /Page /Parent 1 0 R /LastModified (D:20250423121752+08'00') /Resources 2 0 R /MediaBox [0.000000 0.000000 595.276000 841.890000] /CropBox [0.000000 0.000000 595.276000 841.890000] /BleedBox [0.000000 0.000000 595.276000 841.890000] /TrimBox [0.000000 0.000000 595.276000 841.890000] /ArtBox [0.000000 0.000000 595.276000 841.890000] /Contents 17 0 R /Rotate 0 /Group << /Type /Group /S /Transparency /CS /DeviceRGB >> /Annots [ 5 0 R ] /PZ 1 >> endobj 17 0 obj <> stream xVMhARDz2ٙՋZ[K&I&٨)mjC("Bڋ^ExDC qv7Uڈ >}ߛ7[.{E<$^`9BefȄJyCw@s8"Z jNTnZL;FR,%KdR4hzB2H9(!- W<zOe^=@08Dt [QRJ)EܟpVI0eaJBebY4Z%ћ\XyYR}<h,S=GYѥVGlL{ % ]PR^ћ.Li9uZ *ľX?r# K'ެrě]Yޓ0f[.O\mxk4/A MhNnH|;c{Z *ZA~̞ .luo\嬳[sPoR?]3õ^u>"]-+˻tdCZj$!W;:5[mHZ/SezG"'L2KH<rw;%lndc+> 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'Qs.OS) /Author (pdflz ^) /Subject (Y'Qs.OS) /Keywords (Y'Qs.OS) /Creator (pdflz ^) /Producer (TCPDF 6.6.2 \(http://www.tcpdf.org\)) /CreationDate (D:20250423121752+08'00') /ModDate (D:20250423121752+08'00') /Trapped /False >> endobj 21 0 obj << /Type /Metadata /Subtype /XML /Length 4748 >> stream application/pdf 大连关键词优化 pdf泛程序 大连关键词优化 大连关键词优化 2025-04-23T12:17:52+08:00 pdf泛程序 2025-04-23T12:17:52+08:00 2025-04-23T12:17:52+08:00 大连关键词优化 TCPDF 6.6.2 (http://www.tcpdf.org) uuid:f123fb65-050f-223c-b34e-3f58ab1bd6d9 uuid:f123fb65-050f-223c-b34e-3f58ab1bd6d9 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 0000007008 00000 n 0000008462 00000 n 0000007101 00000 n 0000007207 00000 n 0000008576 00000 n 0000000015 00000 n 0000000465 00000 n 0000000946 00000 n 0000001396 00000 n 0000001971 00000 n 0000002423 00000 n 0000003276 00000 n 0000003728 00000 n 0000004515 00000 n 0000004967 00000 n 0000005689 00000 n 0000006159 00000 n 0000007348 00000 n 0000008210 00000 n 0000008793 00000 n 0000009125 00000 n 0000013956 00000 n trailer << /Size 23 /Root 22 0 R /Info 20 0 R /ID [ ] >> startxref 14165 %%EOF