static struct {
  const char *zName;   /* Name of the configuration parameter */
  int groupMask;       /* Which config groups is it part of */
} aConfig[] = {
  { "css",                    CONFIGSET_SKIN },
  { "header",                 CONFIGSET_SKIN },
  { "footer",                 CONFIGSET_SKIN },
  { "logo-mimetype",          CONFIGSET_SKIN },
  { "logo-image",             CONFIGSET_SKIN },
  { "project-name",           CONFIGSET_PROJ },
  { "project-description",    CONFIGSET_PROJ },
  { "index-page",             CONFIGSET_SKIN },
  { "timeline-block-markup",  CONFIGSET_SKIN },
  { "timeline-max-comment",   CONFIGSET_SKIN },
  { "ticket-table",           CONFIGSET_TKT  },
  { "ticket-common",          CONFIGSET_TKT  },

  /* Jump here when unable to locate the document */
  db_end_transaction(0);
  style_header("Document Not Found");
  @ <p>No such document: %h(PD("name","tip/index.wiki"))</p>
  style_footer();
  return;  
}

/*
** The default logo.
*/
static const unsigned char aLogo[] = {
    71,  73,  70,  56,  55,  97,  62,   0,  71,   0, 244,   0,   0,  85, 
   129, 149,  95, 136, 155,  99, 139, 157, 106, 144, 162, 113, 150, 166, 
   116, 152, 168, 127, 160, 175, 138, 168, 182, 148, 176, 188, 159, 184, 
   195, 170, 192, 202, 180, 199, 208, 184, 202, 210, 191, 207, 215, 201, 
   215, 221, 212, 223, 228, 223, 231, 235, 226, 227, 226, 226, 234, 237, 
   233, 239, 241, 240, 244, 246, 244, 247, 248, 255, 255, 255,   0,   0, 
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0, 
     0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,  44,   0,   0, 
     0,   0,  62,   0,  71,   0,   0,   5, 255,  96, 100, 141, 100, 105, 
   158, 168,  37,  41, 132, 192, 164, 112,  44, 207, 102,  99,   0,  56, 
    16,  84, 116, 239, 199, 141,  65, 110, 232, 248,  25, 141, 193, 161, 
    82, 113, 108, 202,  32,  55, 229, 210,  73,  61,  41, 164,  88, 102, 
   181,  10,  41,  96, 179,  91, 106,  35, 240,   5, 135, 143, 137, 242, 
    87, 123, 246,  33, 190,  81, 108, 163, 237, 198,  14,  30, 113, 233, 
   131,  78, 115,  72,  11, 115,  87, 101,  19, 124,  51,  66,  74,   8, 
    19,  16,  67, 100,  74, 133,  50,  15, 101, 135,  56,  11,  74,   6, 
   143,  49, 126, 106,  56,   8, 145,  67,   9, 152,  48, 139, 155,   5, 
    22,  13,  74, 115, 161,  41, 147, 101,  13, 130,  57, 132, 170,  40, 
   167, 155,   0,  94,  57,   3, 178,  48, 183, 181,  57, 160, 186,  40, 
    19, 141, 189,   0,  69, 192,  40,  16, 195, 155, 185, 199,  41, 201, 
   189, 191, 205, 193, 188, 131, 210,  49, 175,  88, 209, 214,  38,  19, 
     3,  11,  19, 111, 127,  60, 219,  39,  55, 204,  19,  11,   6, 100, 
     5,  10, 227, 228,  37, 163,   0, 239, 117,  56, 238, 243,  49, 195, 
   177, 247,  48, 158,  56, 251,  50, 216, 254, 197,  56, 128, 107, 158, 
     2, 125, 171, 114,  92, 218, 246,  96,  66,   3,   4,  50, 134, 176, 
   145,   6,  97,  64, 144,  24,  19, 136, 108,  91, 177, 160,   0, 194, 
    19, 253,   0, 216, 107, 214, 224, 192, 129,   5,  16,  83, 255, 244, 
    43, 213, 195,  24, 159,  27, 169,  64, 230,  88, 208, 227, 129, 182, 
    54,   4,  89, 158,  24, 181, 163, 199,   1, 155,  52, 233,   8, 130, 
   176,  83,  24, 128, 137,  50,  18,  32,  48,  48, 114,  11, 173, 137, 
    19, 110,   4,  64, 105,   1, 194,  30, 140,  68,  15,  24,  24, 224, 
    50,  76,  70,   0,  11, 171,  54,  26, 160, 181, 194, 149, 148,  40, 
   174, 148, 122,  64, 180, 208, 161,  17, 207, 112, 164,   1, 128,  96, 
   148,  78,  18,  21, 194,  33, 229,  51, 247,  65, 133,  97,   5, 250, 
    69, 229, 100,  34, 220, 128, 166, 116, 190,  62,   8, 167, 195, 170, 
    47, 163,   0, 130,  90, 152,  11, 160, 173, 170,  27, 154,  26,  91, 
   232, 151, 171,  18,  14, 162, 253,  98, 170,  18,  70, 171,  64, 219, 
    10,  67, 136, 134, 187, 116,  75, 180,  46, 179, 174, 135,   4, 189, 
   229, 231,  78,  40,  10,  62, 226, 164, 172,  64, 240, 167, 170,  10, 
    18, 124, 188,  10, 107,  65, 193,  94,  11,  93, 171,  28, 248,  17, 
   239,  46, 140,  78,  97,  34,  25, 153,  36,  99,  65, 130,   7, 203, 
   183, 168,  51,  34, 136,  25, 140,  10,   6,  16,  28, 255, 145, 241, 
   230, 140,  10,  66, 178, 167, 112,  48, 192, 128, 129,   9,  31, 141, 
    84, 138,  63, 163, 162,   2, 203, 206, 240,  56,  55,  98, 192, 188, 
    15, 185,  50, 160,   6,   0, 125,  62,  33, 214, 195,  33,   5,  24, 
   184,  25, 231,  14, 201, 245, 144,  23, 126, 104, 228,   0, 145,   2, 
    13, 140, 244, 212,  17,  21,  20, 176, 159,  17,  95, 225, 160, 128, 
    16,   1,  32, 224, 142,  32, 227, 125,  87,  64,   0,  16,  54, 129, 
   205,   2, 141,  76,  53, 130, 103,  37, 166,  64, 144, 107,  78, 196, 
     5, 192,   0,  54,  50, 229,   9, 141,  49,  84, 194,  35,  12, 196, 
   153,  48, 192, 137,  57,  84,  24,   7,  87, 159, 249, 240, 215, 143, 
   105, 241, 118, 149,   9, 139,   4,  64, 203, 141,  35, 140, 129, 131, 
    16, 222, 125, 231, 128,   2, 238,  17, 152,  66,   3,   5,  56, 224, 
   159, 103,  16,  76,  25,  75,   5,  11, 164, 215,  96,   9,  14,  16, 
    36, 225,  15,  11,  40, 144, 192, 156,  41,  10, 178, 199,   3,  66, 
    64,  80, 193,   3, 124,  90,  48, 129, 129, 102, 177,  18, 192, 154, 
    49,  84, 240, 208,  92,  22, 149,  96,  39,   9,  31,  74,  17,  94, 
     3,   8, 177, 199,  72,  59,  85,  76,  25, 216,   8, 139, 194, 197, 
   138, 163,  69,  96, 115,   0, 147,  72,  72,  84,  28,  14,  79,  86, 
   233, 230,  23, 113,  26, 160, 128,   3,  10,  58, 129, 103,  14, 159, 
   214, 163, 146, 117, 238, 213, 154, 128, 151, 109,  84,  64, 217,  13, 
    27,  10, 228,  39,   2, 235, 164, 168,  74,   8,   0,  59, 
};

/*
** WEBPAGE: logo
**
** Return the logo image.  This image is available to anybody who can see
** the login page.  It is designed for use in the upper left-hand corner
** of the header.
*/
void logo_page(void){
  Blob logo;
  char *zMime;

  zMime = db_get("logo-mimetype", "image/gif");
  blob_zero(&logo);
  db_blob(&logo, "SELECT value FROM config WHERE name='logo-image'");
  if( blob_size(&logo)==0 ){
    blob_init(&logo, (char*)aLogo, sizeof(aLogo));
  }
  cgi_set_content_type(zMime);
  cgi_set_content(&logo);
}

    "Configure the trouble-ticketing system for this repository");
  setup_menu_entry("CSS", "setup_editcss",
    "Edit the Cascading Style Sheet used by all pages of this repository");
  setup_menu_entry("Header", "setup_header",
    "Edit HTML text inserted at the top of every page");
  setup_menu_entry("Footer", "setup_footer",
    "Edit HTML text inserted at the bottom of every page");
  setup_menu_entry("Logo", "setup_logo",
    "Change the logo image for the server");
  setup_menu_entry("Shunned", "shun",
    "Show artifacts that are shunned by this repository");
  setup_menu_entry("Log", "rcvfromlist",
    "A record of received artifacts and their sources");
  setup_menu_entry("Stats", "stat",
    "Display repository statistics");
  @ </table>

  @ <input type="submit" name="clear" value="Revert To Default">
  @ </form>
  @ <hr>
  @ Here is the default page footer:
  @ <blockquote><pre>
  @ %h(zDefaultFooter)
  @ </pre></blockquote>
  style_footer();
  db_end_transaction(0);
}

/*
** WEBPAGE: setup_logo
*/
void setup_logo(void){
  const char *zMime = "image/gif";
  const char *aImg = P("im");
  int szImg = atoi(PD("im:bytes","0"));
  if( szImg>0 ){
    zMime = PD("im:mimetype","image/gif");
  }
  login_check_credentials();
  if( !g.okSetup ){
    login_needed();
  }
  db_begin_transaction();
  if( P("set")!=0 && zMime && zMime[0] && szImg>0 ){
    Blob img;
    Stmt ins;
    blob_init(&img, aImg, szImg);
    db_prepare(&ins, 
        "REPLACE INTO config(name, value)"
        " VALUES('logo-image',:bytes)"
    );
    db_bind_blob(&ins, ":bytes", &img);
    db_step(&ins);
    db_finalize(&ins);
    db_multi_exec(
       "REPLACE INTO config(name, value) VALUES('logo-mimetype',%Q)",
       zMime
    );
  }else if( P("clr")!=0 ){
    db_multi_exec(
       "DELETE FROM config WHERE name GLOB 'logo-*'"
    );
  }
  style_header("Edit Project Logo");
  @ <p>The current project logo has a MIME-Type of <b>%h(zMime)</b> and looks
  @ like this:</p>
  @ <blockquote><img src="/logo" alt="logo"></blockquote>
  @ 
  @ <form action="%s(g.zBaseURL)/setup_logo" method="POST"
  @  enctype="multipart/form-data">
  @ <p>The logo is accessible to all users at this URL:
  @ <a href="%s(g.zBaseURL)/logo">%s(g.zBaseURL)/logo</a>.
  @ To set a new logo image, select a file to use as the logo using
  @ the entry box below and then press the "Change Logo" button.</p>
  login_insert_csrf_secret();
  @ Logo Image file:
  @ <input type="file" name="im" size="60" accepts="image/*"><br>
  @ <input type="submit" name="set" value="Change Logo">
  @ <input type="submit" name="clr" value="Revert To Default">
  @ </form>
  style_footer();
  db_end_transaction(0);
}

@       href="$baseurl/timeline.rss">
@ <link rel="stylesheet" href="$baseurl/style.css" type="text/css"
@       media="screen">
@ </head>
@ <body>
@ <div class="header">
@   <div class="logo">
@     <img src="/logo" alt="logo">
@     <br><nobr>$<project_name></nobr>
@   </div>
@   <div class="title">$<title></div>
@   <div class="status"><nobr><th1>
@      if {[info exists login]} {
@        puts "Logged in as $login"
@      } else {
@        puts "Not logged in"

@ }
@
@ /* The page title centered at the top of each page */
@ div.title {
@   display: table-cell;
@   font-size: 2em;
@   font-weight: bold;
@   text-align: left;
@   padding: 0 0 0 1em;
@   color: #558195;
@   vertical-align: bottom;
@   width: 100%;
@ }
@
@ /* The login status message in the top right-hand corner */
@ div.status {

}

/*
** Send a single config card for configuration item zName
*/
static void send_config_card(Xfer *pXfer, const char *zName){
  if( zName[0]!='@' ){
    Blob val;
    blob_zero(&val);
    db_blob(&val, "SELECT value FROM config WHERE name=%Q", zName);
    if( blob_size(&val)>0 ){
      blob_appendf(pXfer->pOut, "config %s %d\n", zName, blob_size(&val));

      blob_append(pXfer->pOut, blob_buffer(&val), blob_size(&val));
      blob_reset(&val);
      blob_append(pXfer->pOut, "\n", 1);
    }
  }else{
    Blob content;
    blob_zero(&content);
    configure_render_special_name(zName, &content);
    blob_appendf(pXfer->pOut, "config %s %d\n%s\n", zName,
                 blob_size(&content), blob_str(&content));

      if( !g.okAdmin ){
        cgi_reset_content();
        @ error not\sauthorized\sto\spush\sconfiguration
        nErr++;
        break;
      }
      if( zName[0]!='@' ){
        if( strcmp(zName, "logo-image")==0 ){
          Stmt ins;
          db_prepare(&ins,
            "REPLACE INTO config(name, value) VALUES(:name, :value)"
          );
          db_bind_text(&ins, ":name", zName);
          db_bind_blob(&ins, ":value", &content);
          db_step(&ins);
          db_finalize(&ins);
        }else{
          db_multi_exec(
              "REPLACE INTO config(name,value) VALUES(%Q,%Q)",
              zName, blob_str(&content)
          );
        }
      }else{
        /* Notice that we are evaluating arbitrary SQL received from the
        ** client.  But this can only happen if the client has authenticated
        ** as an administrator, so presumably we trust the client at this
        ** point.
        */
        if( !recvConfig ){

        const char *zName = blob_str(&xfer.aToken[1]);
        Blob content;
        blob_zero(&content);
        blob_extract(xfer.pIn, size, &content);
        g.okAdmin = g.okRdAddr = 1;
        if( configure_is_exportable(zName) & origConfigRcvMask ){
          if( zName[0]!='@' ){
            if( strcmp(zName, "logo-image")==0 ){
              Stmt ins;
              db_prepare(&ins,
                "REPLACE INTO config(name, value) VALUES(:name, :value)"
              );
              db_bind_text(&ins, ":name", zName);
              db_bind_blob(&ins, ":value", &content);
              db_step(&ins);
              db_finalize(&ins);
            }else{
              db_multi_exec(
                  "REPLACE INTO config(name,value) VALUES(%Q,%Q)",
                  zName, blob_str(&content)
              );
            }
          }else{
            /* Notice that we are evaluating arbitrary SQL received from the
            ** server.  But this can only happen if we have specifically
            ** requested configuration information from the server, so
            ** presumably the operator trusts the server.
            */
            db_multi_exec("%s", blob_str(&content));