distromatic/src/distroquery.c

/*
 * distroquery - tool for querying data generated by distromatic
 *
 * Copyright (C) 2013 by Silvan Calarco <silvan.calarco@mambasoft.it>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of version 2 of the GNU General Public License as published by the
 * Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY, to the extent permitted by law; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
 */

#include "config.h"

#include <getopt.h>
#include <errno.h>
#include <stdio.h>
#include <fcntl.h>
#include <pthread.h>
#include <signal.h>

#if HAVE_UNISTD_H
# include <unistd.h>
#endif

#include <dirent.h>
#include <sys/stat.h>

#if HAVE_STRING_H
# if !STDC_HEADERS && HAVE_MEMORY_H
#  include <memory.h>
# endif
/* Tell glibc's <string.h> to provide a prototype for strndup() */
# ifndef __USE_GNU
#  define __USE_GNU
# endif
# include <string.h>
#endif
#if HAVE_STRINGS_H
# include <strings.h>
#endif

/* Tell glibc's <time.h> to provide a prototype for strptime() */
#ifndef __USE_XOPEN
# define __USE_XOPEN
#endif

#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
#  include <sys/time.h>
# else
#  include <time.h>
# endif
#endif

#if !HAVE_STRCHR
# define strchr index
#endif

#include <sqlite3.h>
#include "distromatic.h"
#include "functions.h"

// must be as big as ARCHS_MAX (5)
const char* ARCHS[ARCHS_MAX] = { "i586" , "x86_64" , "arm" , "", ""};

static struct configTag *firstconfigtag = NULL, *configtag = NULL;
char *query;
char *query_package;
char *query_repository;
char *query_arch = NULL;
int query_archs[ARCHS_MAX];

struct configTag *query_repositories[100];

int search_milestone1 = 0, search_milestone2 = 1, search_devel = 1;
int search_sources = 0;

/* Converts a hex character to its integer value */
char from_hex(char ch) {
  return isdigit(ch) ? ch - '0' : tolower(ch) - 'a' + 10;
}

/* Converts an integer value to its hex character*/
char to_hex(char code) {
  static char hex[] = "0123456789abcdef";
  return hex[code & 15];
}

/* Returns a url-encoded version of str */
/* IMPORTANT: be sure to free() the returned string after use */
char *url_encode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) * 3 + 1), *pbuf = buf;
  while (*pstr) {
    if (isalnum(*pstr) || *pstr == '-' || *pstr == '_' || *pstr == '.' || *pstr == '~') 
      *pbuf++ = *pstr;
    else if (*pstr == ' ') 
      *pbuf++ = '+';
    else 
      *pbuf++ = '%', *pbuf++ = to_hex(*pstr >> 4), *pbuf++ = to_hex(*pstr & 15);
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}

/* Returns a url-decoded version of str */
/* IMPORTANT: be sure to free() the returned string after use */
char *url_decode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) + 1), *pbuf = buf;
  while (*pstr) {
    if (*pstr == '%') {
      if (pstr[1] && pstr[2]) {
        *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
        pstr += 2;
      }
    } else if (*pstr == '+') { 
      *pbuf++ = ' ';
    } else {
      *pbuf++ = *pstr;
    }
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}

int sqlite3_find_column_id(sqlite3_stmt *stmt, const char* table, const char* name) {
   const char* colname;
   const char* tablename;
   int id = 0;
   
   while (colname = sqlite3_column_name(stmt, id)) {
      if (!strcmp(colname, name)) {
         if (table) {
            if (!strcmp(sqlite3_column_table_name(stmt, id), table)) return id;
         } else { 
            return id;
         }
      }
      id++;
   }
   return -1;
}


int find_query_arch(char* arch) {
   int i;

   for (i = 0; i < ARCHS_MAX; i++) {
      if (!strcmp(arch, ARCHS[i]) && query_archs[i]) return i;
   }
   return -1;
}

void printInputForm() {
   struct configTag *ct = firstconfigtag;
   
   const char ajax_call[] = "distroquery_request("
//                 "'repository='+getElementById('repository').value"
                 "'query='+getElementById('query').value+"
                 "'&search_devel='+getElementById('search_devel').checked+"
                 "'&search_milestone2='+getElementById('search_milestone2').checked+"
                 "'&search_milestone1='+getElementById('search_milestone1').checked+"
                 "'&search_i586='+getElementById('search_i586').checked+"
                 "'&search_x86_64='+getElementById('search_x86_64').checked+"
                 "'&search_arm='+getElementById('search_arm').checked+"
                 "'&search_sources='+getElementById('search_sources').checked"
                 ")";

   printf("<queryform><![CDATA[");
   printf("<input id=query onkeyup=if(checkMinLength(this.value,3))%s>", ajax_call);
   printf("<button onclick=%s>Cerca</button>", ajax_call);
/*   printf("&nbsp;Repository: <select id=repository>");
   while (ct) {
      printf("<option>%s</option>",ct->tag);
      ct = ct->next;
   }
   printf("</select>");*/
   printf("<input type=checkbox id=\"search_devel\" checked=checked onclick=%s>devel&nbsp;", ajax_call);
   printf("<input type=checkbox id=\"search_milestone2\" checked=checked onclick=%s>milestone2&nbsp;", ajax_call);
   printf("<input type=checkbox id=\"search_milestone1\" onclick=%s>milestone1&nbsp;", ajax_call);
   printf("&nbsp;<input type=checkbox id=\"search_i586\" checked=checked onclick=%s>i586&nbsp;", ajax_call);
   printf("<input type=checkbox id=\"search_x86_64\" onclick=%s>x86_64&nbsp;", ajax_call);
   printf("<input type=checkbox id=\"search_arm\" onclick=%s>arm&nbsp;", ajax_call);
   printf("<input type=checkbox id=\"search_sources\" onclick=%s>sources&nbsp;", ajax_call);
   printf("<br>");
/*   ct = firstconfigtag;
   while (ct) {
      printf("<div width=150px style=\"display:inline\"><input name=\"%s\" type=checkbox value=\"%s\">%s</div>",ct->tag, ct->tag, ct->tag);
      ct = ct->next;
   }*/
   printf("]]></queryform>");
}

void printQueryData() {

    int a, i, j, k, numresults = 0;
    char dbname[PATH_MAX];
    sqlite3_stmt *statement;
    char sql[PATH_MAX];

    printf("<queryreply><![CDATA[");
    for (i = 0; i < strlen(query); i++) {
       if (query[i] == ' ') query[i] = '%';
    }
    
/*    for (i = 0; query_repositories[i] != NULL; i++) {
       for (a = 0; a < ARCHS_MAX && query_repositories[i]->arch[a]; a++) {
           if (find_query_arch(query_repositories[i]->arch[a]) >= 0) {
       snprintf(dbname, PATH_MAX, "%sdistromatic.db", query_repositories[i]->repository_dir);
       if (sqlite3_open_v2(dbname, (sqlite3**)&query_repositories[i]->db, SQLITE_OPEN_READONLY, NULL)) {
          if (query_repositories[i]->db) sqlite3_close(query_repositories[i]->db);
          query_repositories[i]->db = NULL;
          fprintf(stderr, "ERROR: unable to open sqlite3 db %s; aborting.\n", dbname);
       }
    }*/

    for (i = 0; query_repositories[i] != NULL; i++) {
       for (a = 0; a < ARCHS_MAX && query_repositories[i]->arch[a]; a++) {
           if (find_query_arch(query_repositories[i]->arch[a]) >= 0) {
              if (!query_repositories[i]->db[a]) {
                 snprintf(dbname, PATH_MAX, "%s%s-%s.db",
                    query_repositories[i]->repository_dir, query_repositories[i]->tag, query_repositories[i]->arch[a]);
                 if (sqlite3_open_v2(dbname, (sqlite3**)&query_repositories[i]->db[a], SQLITE_OPEN_READONLY, NULL)) {
                    if (query_repositories[i]->db) sqlite3_close(query_repositories[i]->db[a]);
                    query_repositories[i]->db[a] = NULL;
                    fprintf(stderr, "ERROR: unable to open sqlite3 db %s; ignoring.\n", dbname);
                 }
              }
              if (query_repositories[i]->db[a]) {
                 snprintf(sql, PATH_MAX,
                    "SELECT * FROM packages WHERE name LIKE '%%%s%%' OR summary LIKE '%%%s%%' OR description LIKE '%%%s%%' OR version LIKE '%%%s%%' "
                    "ORDER BY name = '%s' DESC, name LIKE '%s%%' DESC, name LIKE '%%%s%%' DESC, "
                    "groupdescr LIKE 'Graphical Desktop/%%' DESC, groupdescr LIKE 'Applications/%%' DESC, "
                    "groupdescr LIKE 'Development/%%' ASC, groupdescr LIKE 'Documentation%%' ASC, groupdescr LIKE 'System/Libraries%%' ASC, "
                    "name LIKE '%%-devel' ASC, name LIKE '%%-debug' ASC "
                    "LIMIT 100", query, query, query, query, query, query);
                 if (sqlite3_prepare_v2((sqlite3*)query_repositories[i]->db[a], sql, strlen(sql), &statement, NULL) == SQLITE_OK) {
                    while (sqlite3_step(statement) == SQLITE_ROW) {
                       numresults++;
                       printf("<div style='position:relative'><hr><br><div style='display:inline;color:white;background-color:green'>&nbsp;%s&nbsp;</div>&nbsp;"
                           "<div style='display:inline;color:black;background-color:yellow'>&nbsp;%s&nbsp;</div>&nbsp;"
                           "<div style='display:inline;color:black;background-color:lightblue'>&nbsp;%s&nbsp;</div><br>"
                           "<b>%s</b> %s-%s<br>%s",
                        query_repositories[i]->arch[a],
                        query_repositories[i]->tag,
                        sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "groupdescr")),
                        sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
                        sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "version")),
                        sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "release")),
                        sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "summary")));

                        printf("<br><br><div style='text-align:justify;text-justify:inter-word;font-style:italic'>%s</div>",
                           sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "description")));

                    /* install */
/*                    printf("<div align=right style='position:absolute;top:5px;right:0;padding:5px;'>"
                           "<div><object type=\"application/x-packagekit-plugin\" width=\"400\" height=\"50\">"
                           "<param name=\"displayname\" value=\"%s - %s\" />"
                           "<param name=\"packagenames\" value=\"%s\" /></object></div>",
                        sqlite3_column_text(statement,1),
                        sqlite3_column_text(statement,6),
                        sqlite3_column_text(statement,1));*/

                    /* download */
                       printf("<div style='display:inline;background-color:green'>"
                           "<a href=\"%s%s/SRPMS.base/%s-%s-%s.src.rpm\" style=\"color:white\">&nbsp;Download&nbsp;</a></div>",                           
                       query_repositories[i]->download_prefix,
		       query_repositories[i]->download_dir,
                       sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
                       sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "version")),
                       sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "release")));
                    /* details */
                       printf("&nbsp;<div style='display:inline;background-color:lightblue;font-weight:strong'>"
                          "<a href='javascript:distroquery_request("
                          "\"repository=%s&package=%s&arch=%s\")' style=\"color:black\">&nbsp;Details&nbsp;</a></div>",
                       query_repositories[i]->tag,
                       sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
                       query_repositories[i]->arch[a]);
                        
                       printf("</div></div><br>");
                    }
                 }
              }
           }
        }
     }

     if (search_sources) {
        snprintf(sql, PATH_MAX,
           "SELECT * FROM sources WHERE name LIKE '%%%s%%' OR summary LIKE '%%%s%%' OR description LIKE '%%%s%%' OR version LIKE '%%%s%%'"
           "ORDER BY name = '%s' DESC, name LIKE '%s%%' DESC, name LIKE '%%%s%%' DESC LIMIT 100",
           query, query, query, query, query, query);
        for (i = 0; query_repositories[i] != NULL; i++) {
           if (!query_repositories[i]->db[ARCHS_MAX]) {
              snprintf(dbname, PATH_MAX, "%s%s-sources.db", query_repositories[i]->repository_dir, query_repositories[i]->tag);
              if (sqlite3_open_v2(dbname, (sqlite3**)&query_repositories[i]->db[ARCHS_MAX], SQLITE_OPEN_READONLY, NULL)) {
                 if (query_repositories[i]->db) sqlite3_close(query_repositories[i]->db[a]);
                 query_repositories[i]->db[ARCHS_MAX] = NULL;
                 fprintf(stderr, "ERROR: unable to open sqlite3 db %s; ignoring.\n", dbname);
              }
           }
           if (query_repositories[i]->db[ARCHS_MAX] &&
               (sqlite3_prepare_v2((sqlite3*)query_repositories[i]->db[ARCHS_MAX], sql, strlen(sql), &statement, NULL) == SQLITE_OK)) {
              while (sqlite3_step(statement) == SQLITE_ROW) {
                 numresults++;
                 printf("<hr><br><div style='display:inline;color:black;background-color:red'>&nbsp;Source&nbsp;</div>&nbsp;"
                     "<div style='display:inline;color:black;background-color:yellow'>&nbsp;%s&nbsp;</div>&nbsp;"
                     "<div style='display:inline;color:black;background-color:lightblue'>&nbsp%s&nbsp;</div><br>"
                     "<b>%s</b> %s-%s<br>%s<br>License: %s</br>URL: %s<br><br>"
                     "<div style='text-align:justify;text-justify:inter-word;font-style:italic'>%s</div><br>",
                     query_repositories[i]->tag,
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "groupdescr")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "version")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "release")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "summary")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "license")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "url")),
                     sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "description")));
                  printf("&nbsp;<div style='display:inline;background-color:lightblue;font-weight:strong'>"
                      "<a href='javascript:distroquery_request("
                      "\"repository=%s&package=%s\")' style=\"color:black\">&nbsp;Details&nbsp;</a></div>",
                      query_repositories[i]->tag,
                      sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")));
              }
           }
        }
    }
    printf("<hr>");

    printf("]]></queryreply>");
    printf("<querystatus><![CDATA[%d result(s) shown.]]></querystatus>", numresults);
    
    for (i = 0; query_repositories[i] != NULL; i++) {
       for (a = 0; a <= ARCHS_MAX && query_repositories[i]->arch[a]; a++) {
          if (query_repositories[i]->db[a]) {
             sqlite3_close((sqlite3*)query_repositories[i]->db[a]);
             query_repositories[i]->db[a] = NULL;
          }
       }
    }
}

void printRPMFlags(int flags) {
   if (flags & RPMSENSE_LESS) printf("<");
   if (flags & RPMSENSE_GREATER) printf(">");
   if (flags & RPMSENSE_EQUAL) printf("=");
}

void printPackageData() {

    int a, i, j, k, numresults = 0;
    char dbname[PATH_MAX];
    sqlite3 *db, *dbs;
    sqlite3_stmt *statement, *stmt1;
    char sql[PATH_MAX];
    struct configTag* ct = findRepositoryByTag(query_repository);
    sizeString strsize;

    printf("<queryreply><![CDATA[");

    snprintf(dbname, PATH_MAX, "%s%s-%s.db", ct->repository_dir, ct->tag, query_arch);
    if (sqlite3_open_v2(dbname, &db, SQLITE_OPEN_READONLY, NULL)) {
       if (db) sqlite3_close(db);
       db = NULL;
       fprintf(stderr, "ERROR: unable to open sqlite3 db %s; aborting.\n", dbname);
       return;
    }

    snprintf(sql, PATH_MAX, "SELECT * FROM packages WHERE name = '%s'", query_package);
    if (db &&
        (sqlite3_prepare_v2(db, sql, strlen(sql), &statement, NULL) == SQLITE_OK)) {
           while (sqlite3_step(statement) == SQLITE_ROW) {
              numresults++;
              printf("<hr><br><div style='display:inline;color:white;background-color:green'> %s </div>&nbsp;"
                        "<div style='display:inline;color:black;background-color:yellow'> %s </div>&nbsp;"
                        "<div style='display:inline;color:black;background-color:lightblue'>&nbsp%s&nbsp;</div><br>"
                        "<b>%s</b> %s-%s<br>%s<br>Size: %s",
              query_arch,
              ct->tag,
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "groupdescr")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "version")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "release")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "summary")),
              humanSize(sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "size")), &strsize));

              printf("<br>Source package:");
              snprintf(dbname, PATH_MAX, "%s%s-sources.db", ct->repository_dir, ct->tag);
              if (!sqlite3_open_v2(dbname, &dbs, SQLITE_OPEN_READONLY, NULL)) {
                 snprintf(sql, PATH_MAX, "SELECT * FROM sources WHERE id=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id_source")));
                 if (sqlite3_prepare_v2(dbs, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                   while (sqlite3_step(stmt1) == SQLITE_ROW)
                      printf(" <a href='javascript:distroquery_request(\"repository=%s&package=%s\")'>%s</a>",
                         ct->tag,
                         sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "name")),
                         sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "name")));
                 sqlite3_close(dbs);
              }

              printf("<br>Obsoletes:");
              snprintf(sql, PATH_MAX, "SELECT * FROM obsoletes WHERE id_package=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                while (sqlite3_step(stmt1) == SQLITE_ROW) {
                   printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "obsoletename")));
                   if (sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "obsoleteversion"))) {
                      printRPMFlags(sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "obsoleteflags")));
                      printf("%s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "obsoleteversion")));
                   }
                }

              printf("<br>Provides:");
              snprintf(sql, PATH_MAX, "SELECT * FROM provides WHERE id_package=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                while (sqlite3_step(stmt1) == SQLITE_ROW) {
                   printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "providename")));
                   if (sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "provideversion"))) {
                      printRPMFlags(sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "provideflags")));
                      printf("%s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "provideversion")));
                   }
                }

              printf("<br>Requires:");
              snprintf(sql, PATH_MAX, "SELECT * FROM requires WHERE id_package=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                while (sqlite3_step(stmt1) == SQLITE_ROW) {
                   printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "requirename")));
                   if (sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "requireversion"))) {
                      printRPMFlags(sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "requireflags")));
                      printf("%s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "requireversion")));
                   }
                }

              printf("<br><br><div style='text-align:justify;text-justify:inter-word;font-style:italic'>%s</div><br>",
                 sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "description")));

           }
    }
   printf("]]></queryreply>");

   sqlite3_close(db);
   db = NULL;
}

void printSourcePackageData() {

    int a, i, j, k, numresults = 0;
    char dbname[PATH_MAX];
    sqlite3 *db, *dba;
    sqlite3_stmt *statement, *stmt1;
    char sql[PATH_MAX];
    struct configTag* ct = findRepositoryByTag(query_repository);
    humanDate strdate;
    sizeString strsize;

    printf("<queryreply><![CDATA[");

    snprintf(dbname, PATH_MAX, "%s%s-sources.db", ct->repository_dir, ct->tag);
    if (sqlite3_open_v2(dbname, &db, SQLITE_OPEN_READONLY, NULL)) {
       if (db) sqlite3_close(db);
       db = NULL;
       fprintf(stderr, "ERROR: unable to open sqlite3 db %s; aborting.\n", dbname);
       return;
    }

    snprintf(sql, PATH_MAX,
        "SELECT * FROM sources,packagers WHERE sources.name = '%s' AND sources.id_packager=packagers.id", query_package);
    if (db &&
        (sqlite3_prepare_v2(db, sql, strlen(sql), &statement, NULL) == SQLITE_OK)) {
           while (sqlite3_step(statement) == SQLITE_ROW) {
              numresults++;
              printf("<hr><br><div style='display:inline;color:white;background-color:red'> Source </div>&nbsp;"
                        "<div style='display:inline;color:black;background-color:yellow'> %s </div>&nbsp;"
                        "<div style='display:inline;color:black;background-color:lightblue'>&nbsp%s&nbsp;</div><br>"
                        "<b>%s</b> %s-%s<br>%s<br>Maintainer: %s<br>License: %s<br>URL: <a href=\"%s\" target=_new>%s</a><br>Size: %s"
                        "<br><br><div style='text-align:justify;text-justify:inter-word;font-style:italic'>%s</div><br>",
              ct->tag,
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "groupdescr")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "name")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "version")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "release")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "summary")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, "packagers", "name")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "license")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "url")),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "url")),
              humanSize(sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "size")), &strsize),
              sqlite3_column_text(statement,sqlite3_find_column_id(statement, NULL, "description")));

              printf("<br>Sources:");
              snprintf(sql, PATH_MAX,
                 "SELECT * FROM sources_source WHERE id_source=%d",
                    sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                 while (sqlite3_step(stmt1) == SQLITE_ROW) {
                    printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "source")));
                 }

              printf("<br>Patches:");
              snprintf(sql, PATH_MAX,
                 "SELECT * FROM sources_patch WHERE id_source=%d",
                    sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                 while (sqlite3_step(stmt1) == SQLITE_ROW) {
                    printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "patch")));
                 }

              printf("<br>Build time: %s",
                 simpleTimeToHuman(sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "buildtime")), (humanDate *) & strdate));

              printf("<br>Built packages:");
              for (a = 0; a < ARCHS_MAX && ct->arch[a]; a++) {
                 snprintf(dbname, PATH_MAX, "%s%s-%s.db", ct->repository_dir, ct->tag, ct->arch[a]);
                 if (!sqlite3_open_v2(dbname, &dba, SQLITE_OPEN_READONLY, NULL)) {
                    snprintf(sql, PATH_MAX, "SELECT * FROM packages WHERE id_source=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
                    if (sqlite3_prepare_v2(dba, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                       while (sqlite3_step(stmt1) == SQLITE_ROW)
                          printf(" <a href='javascript:distroquery_request(\"repository=%s&package=%s&arch=%s\")'>%s(%s)</a>",
                             ct->tag,
                             sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "name")),
                             ct->arch[a],
                             sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "name")),
                             ct->arch[a]);
                    sqlite3_close(dba);
                 }
              }

              printf("<br>Build requirements:");
              snprintf(sql, PATH_MAX, "SELECT * FROM buildrequires WHERE id_source=%d",
                       sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                while (sqlite3_step(stmt1) == SQLITE_ROW) {
                   printf(" %s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "buildrequirename")));
                   if (strcmp("", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "buildrequireversion")))) {
                      printRPMFlags(sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "buildrequireflags")));
                      printf("%s", sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "buildrequireversion")));
                   }
                }

              printf("<br><br>Changelog:<br>");
              snprintf(sql, PATH_MAX,
                 "SELECT * FROM changelog,packagers WHERE id_source=%d AND changelog.id_packager=packagers.id",
                    sqlite3_column_int(statement,sqlite3_find_column_id(statement, NULL, "id")));
              if (sqlite3_prepare_v2(db, sql, strlen(sql), &stmt1, NULL) == SQLITE_OK)
                 while (sqlite3_step(stmt1) == SQLITE_ROW) {
                    printf("%s - %s (%s)<br><pre>%s</pre>",
                       simpleTimeToHuman(sqlite3_column_int(stmt1,sqlite3_find_column_id(stmt1, NULL, "time")), (humanDate *) & strdate),
                       sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, "packagers", "name")),
                       sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "release")),
                       sqlite3_column_text(stmt1,sqlite3_find_column_id(stmt1, NULL, "text")));
                 }


           }
    }
   printf("]]></queryreply>");

   sqlite3_close(db);
   db = NULL;
}

void parse_request_variables(char *data) {
   char *vartok, *valuetok;
   struct configTag *ct = firstconfigtag;
   int i;

   while (1) {
      vartok = (char *) strtok(data, "=");
      if (data) data = NULL;
      if (!vartok || (vartok[0] == '\0') ) break;
      valuetok = (char *) strtok(NULL, "&");
      if (!strcmp(vartok, "repository")) {
         query_repository = valuetok;
      } else if (!strcmp(vartok, "package")) {
         query_package = valuetok;
      } else if (!strcmp(vartok, "arch")) {
         query_arch = valuetok;
      } else if (!strcmp(vartok, "query")) {
         query = url_decode(valuetok);
      } else if (!strcmp(vartok, "search_milestone2")) {
         search_milestone2 = (strstr(valuetok, "false") != valuetok);
      } else if (!strcmp(vartok, "search_milestone1")) {
         search_milestone1 = (strstr(valuetok, "false") != valuetok);
      } else if (!strcmp(vartok, "search_devel")) {
         search_devel = (strstr(valuetok, "false") != valuetok);
      } else if (!strcmp(vartok, "search_i586")) {
         query_archs[0] = strstr(valuetok, "false") != valuetok;
      } else if (!strcmp(vartok, "search_x86_64")) {
         query_archs[1] = strstr(valuetok, "false") != valuetok;
      } else if (!strcmp(vartok, "search_arm")) {
         query_archs[2] = strstr(valuetok, "false") != valuetok;
      } else if (!strcmp(vartok, "search_sources")) {
         search_sources = (strstr(valuetok, "false") != valuetok);
      }
   }

  ct = firstconfigtag;
   i = 0;
   while (ct) {
      if ((strstr(ct->tag, "devel") == ct->tag) && search_devel) query_repositories[i++] = ct;
      ct = ct->next;
   }
  ct = firstconfigtag;
   while (ct) {
      if ((strstr(ct->tag, "milestone2") == ct->tag) && search_milestone2) query_repositories[i++] = ct;
      ct = ct->next;
   }
  ct = firstconfigtag;
   while (ct) {
      if ((strstr(ct->tag, "milestone1") == ct->tag) && search_milestone1) query_repositories[i++] = ct;
      ct = ct->next;
   }
   query_repositories[i++] = NULL;
}

int
main(int argc, char *argv[])
{
     char *repository_dir = NULL;
//     char *configfile = NULL;
     char *data;

     // install backtrace handler
     signal(SIGSEGV, backtraceHandler);

     printf("Content-Type: text/xml;charset=utf-8\n\n<distroquery>");

     firstconfigtag = read_configuration(DEFAULT_CONFIGFILE);
     if (!firstconfigtag) {
          fprintf(stderr, "Fatal error while parsing config file " DEFAULT_CONFIGFILE "; aborting.\n");
          exit(1);
     }

     data = getenv("QUERY_STRING");
     if (data && strlen(data)) {
        parse_request_variables(data);
     }

     if (query_package && strlen(query_package)) {
        if (query_arch)
           printPackageData();
        else
           printSourcePackageData();
     } else if (query && strlen(query)) {
        printQueryData();
     } else {
        printInputForm();
     }

     printf("</distroquery>\n");
     exit(0);
}