/*
** The callback function for db_query
*/
static int generate_html(
  void *pUser,     /* Pointer to output state */
  int nArg,        /* Number of columns in this result row */
  const char **azArg, /* Text of data in all columns */
  const char **azName /* Names of the columns */
){
  struct GenerateHTML *pState = (struct GenerateHTML*)pUser;
  int i;
  const char *zTid;  /* Ticket UUID.  (value of column named '#') */
  const char *zBg = 0; /* Use this background color */

  /* Do initialization
  */
  if( pState->nCount==0 ){
    /* Turn off the authorizer.  It is no longer doing anything since the
    ** query has already been prepared.
    */

    }

    /* The first time this routine is called, output a table header
    */
    @ <thead><tr>
    zTid = 0;
    for(i=0; i<nArg; i++){
      const char *zName = azName[i];
      if( i==pState->iBg ) continue;
      if( pState->iNewRow>=0 && i>=pState->iNewRow ){
        if( g.perm.Write && zTid ){
          @ <th>&nbsp;</th>
          zTid = 0;
        }
        if( zName[0]=='_' ) zName++;

  /* Output the data for this entry from the database
  */
  zBg = pState->iBg>=0 ? azArg[pState->iBg] : 0;
  if( zBg==0 ) zBg = "white";
  @ <tr style="background-color:%h(zBg)">
  zTid = 0;
  for(i=0; i<nArg; i++){
    const char *zData;
    if( i==pState->iBg ) continue;
    zData = azArg[i];
    if( zData==0 ) zData = "";
    if( pState->iNewRow>=0 && i>=pState->iNewRow ){
      if( zTid && g.perm.Write ){
        @ <td valign="top">%z(href("%R/tktedit/%h",zTid))edit</a></td>
        zTid = 0;

/*
** Output a row as a tab-separated line of text.
*/
static int output_tab_separated(
  void *pUser,     /* Pointer to row-count integer */
  int nArg,        /* Number of columns in this result row */
  const char **azArg, /* Text of data in all columns */
  const char **azName /* Names of the columns */
){
  int *pCount = (int*)pUser;
  int i;

  if( *pCount==0 ){
    for(i=0; i<nArg; i++){
      output_no_tabs(azName[i]);

}

/*
** Generate HTML that describes a color key.
*/
void output_color_key(const char *zClrKey, int horiz, char *zTabArgs){
  int i, j, k;
  const char *zSafeKey;
  char *zToFree;
  while( fossil_isspace(*zClrKey) ) zClrKey++;
  if( zClrKey[0]==0 ) return;
  @ <table %s(zTabArgs)>
  if( horiz ){
    @ <tr>
  }
  zSafeKey = zToFree = mprintf("%h", zClrKey);
  while( zSafeKey[0] ){
    while( fossil_isspace(*zSafeKey) ) zSafeKey++;
    for(i=0; zSafeKey[i] && !fossil_isspace(zSafeKey[i]); i++){}
    for(j=i; fossil_isspace(zSafeKey[j]); j++){}
    for(k=j; zSafeKey[k] && zSafeKey[k]!='\n' && zSafeKey[k]!='\r'; k++){}
    if( !horiz ){
      cgi_printf("<tr style=\"background-color: %.*s;\"><td>%.*s</td></tr>\n",

  @ </table>
}

/*
** Execute a single read-only SQL statement.  Invoke xCallback() on each
** row.
*/
static int db_exec_readonly(
  sqlite3 *db,                /* The database on which the SQL executes */
  const char *zSql,           /* The SQL to be executed */
  int (*xCallback)(void*,int,const char**, const char**),
                              /* Invoke this callback routine */
  void *pArg,                 /* First argument to xCallback() */
  char **pzErrMsg             /* Write error messages here */
){
  int rc = SQLITE_OK;         /* Return code */
  const char *zLeftover;      /* Tail of unprocessed SQL */
  sqlite3_stmt *pStmt = 0;    /* The current SQL statement */
  const char **azCols = 0;    /* Names of result columns */
  int nCol;                   /* Number of columns of output */
  const char **azVals = 0;    /* Text of all output columns */
  int i;                      /* Loop counter */

  pStmt = 0;
  rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zLeftover);
  assert( rc==SQLITE_OK || pStmt==0 );
  if( rc!=SQLITE_OK ){
    return rc;

  nCol = sqlite3_column_count(pStmt);
  azVals = fossil_malloc(2*nCol*sizeof(const char*) + 1);
  while( (rc = sqlite3_step(pStmt))==SQLITE_ROW ){
    if( azCols==0 ){
      azCols = &azVals[nCol];
      for(i=0; i<nCol; i++){
        azCols[i] = sqlite3_column_name(pStmt, i);
      }
    }
    for(i=0; i<nCol; i++){
      azVals[i] = (const char *)sqlite3_column_text(pStmt, i);
    }
    if( xCallback(pArg, nCol, azVals, azCols) ){
      break;
    }
  }
  rc = sqlite3_finalize(pStmt);
  fossil_free(azVals);

    output_color_key(zClrKey, 1,
        "border=\"0\" cellpadding=\"3\" cellspacing=\"0\" class=\"report\"");
    @ <table border="1" cellpadding="2" cellspacing="0" class="report"
    @  id="reportTable">
    sState.rn = rn;
    sState.nCount = 0;
    report_restrict_sql(&zErr1);
    db_exec_readonly(g.db, zSql, generate_html, &sState, &zErr2);
    report_unrestrict_sql();
    @ </tbody></table>
    if( zErr1 ){
      @ <p class="reportError">Error: %h(zErr1)</p>
    }else if( zErr2 ){
      @ <p class="reportError">Error: %h(zErr2)</p>
    }
    output_table_sorting_javascript("reportTable","");
    style_footer();
  }else{
    report_restrict_sql(&zErr1);
    db_exec_readonly(g.db, zSql, output_tab_separated, &count, &zErr2);
    report_unrestrict_sql();
    cgi_set_content_type("text/plain");
  }
}

/*
** report number for full table ticket export

/*
** Output a row as a tab-separated line of text.
*/
int output_separated_file(
  void *pUser,     /* Pointer to row-count integer */
  int nArg,        /* Number of columns in this result row */
  const char **azArg, /* Text of data in all columns */
  const char **azName /* Names of the columns */
){
  int *pCount = (int*)pUser;
  int i;

  if( *pCount==0 ){
    for(i=0; i<nArg; i++){
      output_no_tabs_file(azName[i]);

  if( zFilter ){
    zSql = mprintf("SELECT * FROM (%s) WHERE %s",zSql,zFilter);
  }
  count = 0;
  tktEncode = enc;
  zSep = zSepIn;
  report_restrict_sql(&zErr1);
  db_exec_readonly(g.db, zSql, output_separated_file, &count, &zErr2);
  report_unrestrict_sql();
  if( zFilter ){
    free(zSql);
  }
}