Fossil

*/
/*
** SETTING: repo-cksum       boolean default=on
** Compute checksums over all files in each checkout as a double-check
** of correctness.  Disable this on large repositories for a performance
** improvement.
*/
/*
** SETTING: repolist-skin    width=2 default=0
** If non-zero then this repository desires to be used as the skin for
** repository lists.  If 2, then use then omit this repository from the
** list for directory-scan lists.  The repository is always displayed
** in lists for "fossil all ui" or "fossil all server".
*/
/*
** SETTING: self-register    boolean default=off
** Allow users to register themselves through the HTTP UI.
** This is useful if you want to see other names than
** "Anonymous" in e.g. ticketing system. On the other hand
** users can not be deleted.
*/

  zIpAddr = cgi_ssh_remote_addr(0);
  if( zIpAddr && zIpAddr[0] ){
    g.fSshClient |= CGI_SSH_CLIENT;
    ssh_request_loop(zIpAddr, 0);
  }else{
    cgi_set_parameter("REMOTE_ADDR", "127.0.0.1");
    cgi_handle_http_request(0);
    process_one_web_page(0, 0, 1);
  }
}

#if !defined(_WIN32)
#if !defined(__DARWIN__) && !defined(__APPLE__) && !defined(__HAIKU__)
/*
** Search for an executable on the PATH environment variable.

/*
** Return value from the remote_repo_info() command.  zRepoName is the
** input.  All other fields are outputs.
*/
struct RepoInfo {
  char *zRepoName;      /* Name of the repository file */
  int isValid;          /* True if zRepoName is a valid Fossil repository */
  int isRepolistSkin;   /* 1 or 2 if this repository wants to be the skin
                        ** for the repository list.  2 means do use this
                        ** repository but do not display it in the list. */
  char *zProjName;      /* Project Name.  Memory from fossil_malloc() */
  double rMTime;        /* Last update.  Julian day number */
};
#endif

/*
** Discover information about the repository given by
** pRepo->zRepoName.  The discovered information is stored in
** 
**
** 
**
** This is an expensive routine in that it has to open and close an
** SQLite database file.
*/
static void remote_repo_info(RepoInfo *pRepo){
  sqlite3 *db;
  sqlite3_stmt *pStmt;
  int rc;

  pRepo->isRepolistSkin = 0;
  pRepo->isValid = 0;
  pRepo->zProjName = 0;
  pRepo->rMTime = 0.0;

  g.dbIgnoreErrors++;
  rc = sqlite3_open_v2(pRepo->zRepoName, &db, SQLITE_OPEN_READWRITE, 0);
  if( rc ) goto finish_repo_list;
  rc = sqlite3_prepare_v2(db, "SELECT value FROM config"
                              " WHERE name='repolist-skin'",
                          -1, &pStmt, 0);
  if( rc ) goto finish_repo_list;
  if( sqlite3_step(pStmt)==SQLITE_ROW ){
    pRepo->isRepolistSkin = sqlite3_column_int(pStmt,0);
  }
  sqlite3_finalize(pStmt);
  if( rc ) goto finish_repo_list;
  rc = sqlite3_prepare_v2(db, "SELECT value FROM config"
                              " WHERE name='project-name'",
                          -1, &pStmt, 0);
  if( rc ) goto finish_repo_list;
  if( sqlite3_step(pStmt)==SQLITE_ROW ){
    pRepo->zProjName = fossil_strdup((char*)sqlite3_column_text(pStmt,0));
  }
  sqlite3_finalize(pStmt);
  rc = sqlite3_prepare_v2(db, "SELECT max(mtime) FROM event", -1, &pStmt, 0);
  if( rc==SQLITE_OK && sqlite3_step(pStmt)==SQLITE_ROW ){
    pRepo->rMTime = sqlite3_column_double(pStmt,0);
  }
  pRepo->isValid = 1;
  sqlite3_finalize(pStmt);
finish_repo_list:
  g.dbIgnoreErrors--;
  sqlite3_close(db);
  if( pRepo->isRepolistSkin && !g.repositoryOpen ){
    db_open_repository(pRepo->zRepoName);
  }
}

/*
** Generate a web-page that lists all repositories located under the
** g.zRepositoryName directory and return non-zero.
**
** For the special case when g.zRepositoryName is a non-chroot-jail "/",
** compose the list using the "repo:" entries in the global_config
** table of the configuration database.  These entries comprise all
** of the repositories known to the "all" command.  The special case
** processing is disallowed for chroot jails because g.zRepositoryName
** is always "/" inside a chroot jail and so it cannot be used as a flag
** to signal the special processing in that case.  The special case
** processing is intended for the "fossil all ui" command which never
** runs in a chroot jail anyhow.
**
** Or, if no repositories can be located beneath g.zRepositoryName,
** return 0.
*/
int repo_list_page(void){
  Blob base;          /* document root for all repositories */
  int n = 0;          /* Number of repositories found */
  int allRepo;        /* True if running "fossil ui all".
                      ** False if a directory scan of base for repos */
  Blob html;          /* Html for the body of the repository list */

  assert( g.db==0 );
  blob_init(&html, 0, 0);
  if( fossil_strcmp(g.zRepositoryName,"/")==0 && !g.fJail ){
    /* For the special case of the "repository directory" being "/",
    ** show all of the repositories named in the ~/.fossil database.
    **
    ** On unix systems, then entries are of the form "repo:/home/..."
    ** and on Windows systems they are like on unix, starting with a "/"
    ** or they can begin with a drive letter: "repo:C:/Users/...".  In either

    sqlite3_open(":memory:", &g.db);
    db_multi_exec("CREATE TABLE sfile(pathname TEXT);");
    db_multi_exec("CREATE TABLE vfile(pathname);");
    vfile_scan(&base, blob_size(&base), 0, 0, 0);
    db_multi_exec("DELETE FROM sfile WHERE pathname NOT GLOB '*[^/].fossil'");
    allRepo = 0;
  }







  n = db_int(0, "SELECT count(*) FROM sfile");
  if( n>0 ){
    Stmt q;
    double rNow;
    blob_append_sql(&html,
      "<table border='0' class='sortable' data-init-sort='1'"
      " data-column-types='txtxk'><thead>\n"
      "<tr><th>Filename<th width='20'>"
      "<th>Project Name<th width='20'>"
      "<th>Last Modified</tr>\n"
      "</thead><tbody>\n");
    db_prepare(&q, "SELECT pathname"
                   " FROM sfile ORDER BY pathname COLLATE nocase;");
    rNow = db_double(0, "SELECT julianday('now')");
    while( db_step(&q)==SQLITE_ROW ){
      const char *zName = db_column_text(&q, 0);
      int nName = (int)strlen(zName);
      char *zUrl;

        zFull = mprintf("%s/%s", g.zRepositoryName, zName);
      }
      x.zRepoName = zFull;
      remote_repo_info(&x);
      fossil_free(zFull);
      if( !x.isValid ){
        continue;
      }
      if( x.isRepolistSkin==2 && !allRepo ){
        /* Repositories with repolist-skin==2 are omitted from directory
        ** scan lists, but included in "fossil all ui" lists */
        continue;
      }
      iAge = (rNow - x.rMTime)*86400;
      if( iAge<0 ) x.rMTime = rNow;
      zAge = human_readable_age(rNow - x.rMTime);
      blob_append_sql(&html, "<tr><td valign='top'>");
      if( sqlite3_strglob("*.fossil", zName)!=0 ){
        /* The "fossil server DIRECTORY" and "fossil ui DIRECTORY" commands
        ** do not work for repositories whose names do not end in ".fossil".
        ** So do not hyperlink those cases. */
        blob_append_sql(&html,"%h",zName);
      } else if( sqlite3_strglob("*/.*", zName)==0 ){
        /* Do not show hyperlinks for hidden repos */
        blob_append_sql(&html, "%h (hidden)", zName);
      } else if( allRepo && sqlite3_strglob("[a-zA-Z]:/?*", zName)!=0 ){
        blob_append_sql(&html,
          "<a href='%R/%T/home' target='_blank'>/%h</a>\n",
          zUrl, zName);
      }else{
        blob_append_sql(&html,
          "<a href='%R/%T/home' target='_blank'>%h</a>\n",
          zUrl, zName);
      }
      if( x.zProjName ){
        blob_append_sql(&html, "<td></td><td>%h</td>\n", x.zProjName);
        fossil_free(x.zProjName);
      }else{
        blob_append_sql(&html, "<td></td><td></td>\n");
      }
      blob_append_sql(&html,
        "<td></td><td data-sortkey='%08x'>%h</tr>\n",
        iAge, zAge);
      fossil_free(zAge);
      sqlite3_free(zUrl);
    }
    db_finalize(&q);
    blob_append_sql(&html,"</tbody></table>\n");
  }else{
    blob_append_sql(&html,"<h1>No Repositories Found</h1>\n");
  }
  if( g.repositoryOpen ){
    /* This case runs if remote_repository_info() found a repository
    ** that has the "repolist_skin" property set to non-zero and left
    ** that repository open in g.db.  Use the skin of that repository
    ** for display. */
    login_check_credentials();
    style_header("Repository List");
    @ <style>
    style_render_stylesheet();
    @ </style>
    @ %s(blob_str(&html))
    style_table_sorter();
    style_footer();
  }else{
    /* If no repositories were found that had the "repolist_skin"
    ** property set, then use a default skin */
    @ <html>
    @ <head>
    @ <base href="%s(g.zBaseURL)/" />
    @ <meta name="viewport" content="width=device-width, initial-scale=1.0">
    @ <title>Repository List</title>
    @ </head>
    @ <body>
    @ <h1 align="center">Fossil Repositories</h1>
    @ %s(blob_str(&html))
    @ <script>%s(builtin_text("sorttable.js"))</script>
    @ </body>
    @ </html>
  }
  blob_reset(&html);
  cgi_reply();


  return n;
}

/*
** COMMAND: test-list-page
**
** Usage: %fossil test-list-page DIRECTORY

  }
  style_init_th1_vars(0);
  Th_Render(zScript?zScript:"");
}


/*
** Render the text of the stylesheet.


*/
void style_render_stylesheet(void){
  Blob css;
  int i;
  int isInit = 0;


  blob_init(&css,skin_get("css"),-1);

  /* add special missing definitions */
  for(i=1; cssDefaultList[i].elementClass; i++){
    char *z = blob_str(&css);
    if( !containsSelector(z, cssDefaultList[i].elementClass) ){
      if( !isInit ){

  */
  Th_Store("baseurl", g.zBaseURL);
  Th_Store("secureurl", fossil_wants_https(1)? g.zHttpsURL: g.zBaseURL);
  Th_Store("home", g.zTop);
  image_url_var("logo");
  image_url_var("background");
  Th_Render(blob_str(&css));
}

/*
** WEBPAGE: style.css
**
** Return the style sheet.
*/
void page_style_css(void){
  cgi_set_content_type("text/css");
  style_render_stylesheet();
  /* Tell CGI that the content returned by this page is considered cacheable */
  g.isConst = 1;
}

/*
** WEBPAGE: builtin
** URL:  builtin/FILENAME