bicyclesonthemoon.info Git - ott/enhance/blob - bluenh-cgi.c

   1 /*
   2 bluenh-cgi.c is autogenerated from bluenh-cgi.1.c
   3 Online interface for npb
   4 04.12.2022
   5
   6 Copyright (C) 2013, 2014, 2022  Balthasar Szczepański
   7
   8 This program is free software: you can redistribute it and/or modify
   9 it under the terms of the GNU Affero General Public License as
  10 published by the Free Software Foundation, either version 3 of the
  11 License, or (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU Affero General Public License for more details.
  17
  18 You should have received a copy of the GNU Affero General Public License
  19 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 Requires cgilib (http://www.infodrom.org/projects/cgilib/)
  22 */
  23
  24 #include <stdio.h>
  25 #include <stdint.h>
  26 #include <unistd.h>
  27 #include <stdlib.h>
  28 #include <sys/wait.h>
  29
  30 #include <cgi.h>
  31
  32 #include "online-core.h"
  33 #include "nh.h"
  34
  35 int bluenh (char *inpix, char *outpix, unsigned a, unsigned b, unsigned c, unsigned d, unsigned e, unsigned f);
  36
  37 int main (int argc, char *argv[])
  38 {
  39         s_cgi *cgi;
  40         char in_tmp[256];
  41         char out_tmp[256];
  42         char *in_path;
  43         char *t;
  44         unsigned a, b, c, d, e, f;
  45
  46         int r=0;
  47         int r1=0;
  48         int r2=0;
  49         int r3=0;
  50
  51         do {
  52                 make_tmp_path(in_tmp, 256, 0, "_in");
  53                 make_tmp_path(out_tmp, 256, 0, "_out");
  54
  55                 cgi=cgiInit();
  56
  57                 r = get_file(cgi,"inpix", in_tmp, &in_path);
  58                 if (r)
  59                         break;
  60
  61                 t = cgiGetValue(cgi, "a");
  62                 if (t != NULL)
  63                         sscanf(t,"%u",&a);
  64                 else
  65                         a = 0;
  66
  67                 t = cgiGetValue(cgi, "b");
  68                 if (t != NULL)
  69                         sscanf(t,"%u",&b);
  70                 else
  71                         b = 0;
  72
  73                 t = cgiGetValue(cgi, "c");
  74                 if (t != NULL)
  75                         sscanf(t,"%u",&c);
  76                 else
  77                         c = 0;
  78
  79                 t = cgiGetValue(cgi, "d");
  80                 if (t != NULL)
  81                         sscanf(t,"%u",&d);
  82                 else
  83                         d = 0;
  84
  85                 t = cgiGetValue(cgi, "e");
  86                 if (t != NULL)
  87                         sscanf(t,"%u",&e);
  88                 else
  89                         e = 0;
  90
  91                 t = cgiGetValue(cgi, "f");
  92                 if (t != NULL)
  93                         sscanf(t,"%u",&f);
  94                 else
  95                         f = 0;
  96
  97                 r = bluenh(in_path, out_tmp, a, b, c, d, e, f);
  98                 if (r)
  99                         break;
 100
 101                 r1 = send_file(out_tmp, "image/png", 0);
 102         } while (0);
 103         if (r)
 104         {
 105                 r1 = send_data(nh, nh_size, "image/png", 500);
 106         }
 107         r2 = rm(in_tmp);
 108         r3 = rm(out_tmp);
 109         if (r)
 110                 return r;
 111         if (r1)
 112                 return r1;
 113         if (r2)
 114                 return r2;
 115         if (r3)
 116                 return r3;
 117         return 0;
 118 }
 119
 120 int bluenh (char *inpix, char *outpix, unsigned a, unsigned b, unsigned c, unsigned d, unsigned e, unsigned f)
 121 {
 122         char ca[4];
 123         char cb[4];
 124         char cc[4];
 125         char cd[4];
 126         char ce[4];
 127         char cf[4];
 128
 129         pid_t sub;
 130         int r;
 131
 132         snprintf(ca, 4, "%u", a);
 133         snprintf(cb, 4, "%u", b);
 134         snprintf(cc, 4, "%u", c);
 135         snprintf(cd, 4, "%u", d);
 136         snprintf(ce, 4, "%u", e);
 137         snprintf(cf, 4, "%u", f);
 138
 139         sub = fork();
 140         if (sub == 0)
 141         {
 142                 r = execl(BLUENH_PATH, inpix, outpix, ca, cb, cc, cd, ce, cf, (char *)0);
 143                 exit(r);
 144         }
 145         waitpid(sub, &r, 0);
 146         return r;
 147 }
 148
 149 /*
 150
 151
 152
 153
 154 //  //  //Download images and
 155    //  // ENHANCE them!
 156   //  //
 157  //  //   Requires cgilib
 158 //  //  //line 146 of cgi.h
 159    //  // must be changed
 160   //  //  from "extern }"
 161  //  //   to "}"
 162 //  //  //
 163    //  // ~~bicyclesonthemoon
 164
 165 #include <stdio.h>
 166 #include <stdlib.h>
 167 #include <unistd.h>
 168 #include <string.h>
 169 #include <sys/wait.h>
 170 #include <sys/stat.h>
 171
 172 #define WGET_PATH  "/usr/bin/wget"
 173 #define ENH_PATH   "./bluenh"
 174 #define ENH_PATH2  "./bluenh2"
 175 #define RM_PATH    "/bin/rm"
 176 #define LOG_PATH   "/eizm/log/bluenh/bluenh.log"
 177 #define USERAGENT  "Bluenhancement\x20(1190.bicyclesonthemoon.dnsd.info/bluenh/bluenh.htm)"
 178 #define MSTD_PATH  "/pro/bluenh/nh.png"
 179
 180 int main (int argc, char *argv[]);
 181 void mustard(int mustard);
 182
 183 FILE *pix;
 184
 185 char url[1024];
 186 char path[256];
 187 s_cgi *cgi;
 188 int t;
 189 pid_t sub;
 190
 191 int main (int argc, char *argv[])
 192 {
 193         unsigned char buf[1024];
 194         struct stat st;
 195         unsigned long p;
 196         unsigned short q;
 197         char **up;
 198         bool enh2;
 199
 200         cgi=cgiInit();
 201
 202         up=cgiGetFiles(cgi);
 203         if (up)
 204         {
 205                 sprintf(path,"%s",cgiGetFile(cgi,up[0])->tmpfile);
 206                 sprintf(url,"%s",cgiGetFile(cgi,up[0])->filename);
 207         }
 208         else
 209         {
 210                 sprintf(url,"%s",(cgiGetValue(cgi,"inpix")!=NULL)?(cgiGetValue(cgi,"inpix")):"");
 211                 sprintf(path,"/var/tmp/%lu",(unsigned long)getpid());
 212
 213                 //Why is  there no spawnl() in linux?
 214                 sub=fork();
 215                 if(sub==0)
 216                 {
 217                         t=execl(WGET_PATH,WGET_PATH,"-q","-t","2","-U",USERAGENT,"-O",path,url,(char *)0);
 218                         exit(t);
 219                 }
 220                 waitpid(sub,&t,0);
 221                 if(t)mustard(t);
 222         }
 223
 224         enh2=(cgiGetValue(cgi,"bluenh2")!=NULL);
 225         sub=fork();
 226         if(sub==0)
 227         {
 228                 t=execl(enh2?ENH_PATH2:ENH_PATH,enh2?ENH_PATH2:ENH_PATH,path,path,cgiGetValue(cgi,"a")!=NULL?cgiGetValue(cgi,"a"):"0",cgiGetValue(cgi,"b")!=NULL?cgiGetValue(cgi,"b"):"127",cgiGetValue(cgi,"c")!=NULL?cgiGetValue(cgi,"c"):"255",cgiGetValue(cgi,"d")!=NULL?cgiGetValue(cgi,"d"):"0",cgiGetValue(cgi,"e")!=NULL?cgiGetValue(cgi,"e"):"127",cgiGetValue(cgi,"f")!=NULL?cgiGetValue(cgi,"f"):"255","q",(char *)0);
 229                 exit(t);
 230         }
 231         waitpid(sub,&t,0);
 232         if(t)mustard(t);
 233
 234         pix=fopen(path,"rb");
 235         if(pix==NULL)
 236                 mustard(123);
 237         fstat(fileno(pix),&st);
 238         p=st.st_size/1024;
 239         q=st.st_size%1024;
 240
 241         printf("Content-Length: %lu\n",(unsigned long)(st.st_size));
 242         printf("Content-type: image/png\n\n");
 243         for(unsigned long i=0;i<p;++i)
 244         {
 245                 fread(buf,1,1024,pix);
 246                 fwrite(buf,1,1024,stdout);
 247         }
 248         if(q!=0)
 249         {
 250                 fread(buf,1,q,pix);
 251                 fwrite(buf,1,q,stdout);
 252         }
 253         fclose(pix);
 254         fflush(stdout);
 255         mustard(0);//no mustard
 256 }
 257
 258 void mustard(int mustard)
 259 {
 260         if(mustard)
 261         {
 262                 cgiRedirect(MSTD_PATH);
 263         }
 264         sub=fork();
 265         if(sub==0)
 266         {
 267                 t=execl(RM_PATH,RM_PATH,"-f",path,(char *)0);
 268                 exit(t);
 269         }
 270         waitpid(sub,&t,0);
 271         pix=fopen(LOG_PATH,"at");
 272         if(pix!=NULL)
 273         {
 274                 fprintf(pix,"%x %s\n",mustard,url);
 275                 fclose(pix);
 276         }
 277         exit(mustard);
 278 }
 279
 280 */