diff options
Diffstat (limited to 'blog/sbs_2/cgi-src/get-post-content.cpp')
-rw-r--r-- | blog/sbs_2/cgi-src/get-post-content.cpp | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/blog/sbs_2/cgi-src/get-post-content.cpp b/blog/sbs_2/cgi-src/get-post-content.cpp deleted file mode 100644 index 62cd5d8..0000000 --- a/blog/sbs_2/cgi-src/get-post-content.cpp +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright 2017 Chris Xiong - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sublicense, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -/* - * Get content of a post - * query parameters: - * p=<string>: post file name - * returned object: - * HTML fragment of the post - */ -#include <dirent.h> -#include <cstdio> -#include <cstring> -#include <algorithm> -#include <functional> -#include <vector> -#include <string> -#include "cgiutils.hpp" -#define stripr(s) s[strlen(s)-1]=='\n'?s[strlen(s)-1]=0:0 -std::vector<std::string> fn; -char buf[262144]; -size_t sz; -void encrypt() -{ - std::string b(buf,sz); - for(size_t p=b.find("<encrypted"),i=0;p!=std::string::npos;p=b.find("<encrypted",p),++i) - { - size_t tag_end=b.find(">",p); - std::string attrib=b.substr(p+11,tag_end-p-11); - DOMAttrib a(attrib); - std::string cont=b.substr(tag_end+1,b.find("</encrypted>",p)-tag_end-1); - unsigned hash=5381; - std::string key=a.getAttrib("key"); - a.eraseAttrib("key"); - for(size_t j=0;j<cont.length();++j) - { - hash=((hash<<5)+hash)+*reinterpret_cast<unsigned char*>(&cont[j]); - cont[j]^=key[j%key.length()]; - } - a.setAttrib("encont",base64_encode(cont)); - a.setAttrib("hash",std::to_string(hash)); - a.setAttrib("id","encrypted"+std::to_string(i)); - cont="Encrypted content here. Click <a href=\"javascript:void(0)\" onclick=\"decryptui("+std::to_string(i)+")\">here</a> to decrypt."; - b.replace(p,b.find("</encrypted>",p)-p,"<encrypted "+a.to_string()+">"+cont); - p=b.find("</encrypted>",p); - } - memcpy(buf,b.c_str(),b.length());sz=b.length(); -} -int main(int argc,char** argv,char** envp) -{ - QueryStrParser a; - HTTPHeader h; - if(!a.exist("p")){h.setStatusCode(400);h.print();return 0;} - FILE* f=fopen(("/var/www/html/blog/content/"+a.value("p")+".txt").c_str(),"r"); - if(!f){h.setStatusCode(400);h.print();return 0;} - h.appendHeader("Content-type: text/plain; charset=utf-8"); - h.print(); - sz=fread(buf,sizeof(char),262144,f); - encrypt(); - fwrite(buf,sizeof(char),sz,stdout); - fclose(f); - return 0; -} |