function export_wiki_pg_logs($project, $span, $who, $sf)
{
    $eol = "\n";
    $sql_wiki_pg = wiki_logs_extract($project, $span, $who);
    $col_list_wiki_pg = array('time', 'user', 'email', 'title', 'local_time');
    $wiki_pg_title = array('time' => $GLOBALS['Language']->getText('project_stats_source_code_access_utils', 'wiki_access'), 'user' => '', 'email' => '', 'title' => '', 'local_time' => '');
    $lbl_list_wiki_pg = array('time' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'time'), 'user' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'user'), 'email' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'email'), 'title' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'page'), 'local_time' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'local_time'));
    $result_wiki_pg = db_query($sql_wiki_pg);
    $rows_wiki_pg = db_numrows($result_wiki_pg);
    if (!$sf) {
        if ($result_wiki_pg && $rows_wiki_pg > 0) {
            // Build csv for wiki pages access logs
            echo build_csv_header($col_list_wiki_pg, $wiki_pg_title) . $eol;
            echo build_csv_header($col_list_wiki_pg, $lbl_list_wiki_pg) . $eol;
            while ($arr_wiki_pg = db_fetch_array($result_wiki_pg)) {
                prepare_access_logs_record($project->getGroupId(), $arr_wiki_pg);
                echo build_csv_record($col_list_wiki_pg, $arr_wiki_pg) . $eol;
            }
            echo build_csv_header($col_list_wiki_pg, array()) . $eol;
        }
    } else {
        //to be used in 'Show Format' link
        if ($result_wiki_pg && $rows_wiki_pg > 0) {
            $dsc_list = array('time' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'date_desc'), 'user' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'user_desc'), 'email' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'email_desc'), 'title' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'page_desc'), 'local_time' => $GLOBALS['Language']->getText('project_export_access_logs_export', 'local_time_desc'));
            $record = pick_a_record_at_random($result_wiki_pg, $rows_wiki_pg, $col_list_wiki_pg);
            prepare_access_logs_record($project->getGroupId(), $record);
            display_exported_fields($col_list_wiki_pg, $lbl_list_wiki_pg, $dsc_list, $record);
        }
    }
}
    } else {
        project_admin_header(array('title' => $pg_title));
        echo '<h3>' . $Language->getText('project_export_artifact_history_export', 'art_hist_export') . '</h3>';
        if ($result) {
            echo '<P>' . $Language->getText('project_export_artifact_history_export', 'no_hist_found');
        } else {
            echo '<P>' . $Language->getText('project_export_artifact_history_export', 'db_access_err', $GLOBALS['sys_name']);
            echo '<br>' . db_error();
        }
        site_project_footer(array());
    }
} else {
    if ($export == "artifact_history_format") {
        echo '<h3>' . $Language->getText('project_export_artifact_history_export', 'hist_export_format') . '</h3>';
        echo '<p>' . $Language->getText('project_export_artifact_history_export', 'hist_export_format_msg') . '</p>';
        $record = pick_a_record_at_random($result, $rows, $col_list);
        prepare_artifact_history_record($at, $art_field_fact, $record);
        display_exported_fields($col_list, $lbl_list, $dsc_list, $record);
    } else {
        if ($export == "project_db") {
            // make sure the database name is not the same as the
            // Codendi database name !!!!
            if ($dbname != $sys_dbname) {
                // Get the artfact type list
                $at_arr = $atf->getArtifactTypes(true);
                if ($at_arr && count($at_arr) >= 1) {
                    for ($j = 0; $j < count($at_arr); $j++) {
                        $tbl_name = "artifact_history_" . $at_arr[$j]->getItemName();
                        $tbl_name = str_replace(' ', '_', $tbl_name);
                        $atid = $at_arr[$j]->getID();
                        //	Create the ArtifactType object
 /**
  * Display screen showing the allowed input format of the CSV files
  *
  *
  */
 function displayShowFormat()
 {
     global $Language;
     // project_export_utils is using $at instead of $ath
     $at = $this->ath;
     $this->ath->header(array('title' => $Language->getText('tracker_import', 'art_import') . ' ' . $this->ath->getID() . ' - ' . $this->ath->getName(), 'pagename' => 'tracker', 'atid' => $this->ath->getID(), 'sectionvals' => array($this->group->getPublicName()), 'help' => 'tracker-v3.html#tracker-artifact-import'));
     echo '<div id="tracker_toolbar_clear"></div>' . PHP_EOL;
     $sql = $this->ath->buildExportQuery($fields, $col_list, $this->lbl_list, $this->dsc_list, $select, $from, $where, $multiple_queries, $all_queries);
     //we need only one single record
     $sql .= " LIMIT 1";
     //get all mandatory fields
     $mand_list = $this->mandatoryFields();
     // Add the 2 fields that we build ourselves for user convenience
     // - All follow-up comments
     // - Dependencies
     $col_list[] = 'follow_ups';
     $col_list[] = 'is_dependent_on';
     $col_list[] = 'add_cc';
     $col_list[] = 'cc_comment';
     $eol = "\n";
     $result = db_query($sql);
     $rows = db_numrows($result);
     echo '<h3>' . $Language->getText('tracker_import', 'format_hdr'), '</h3>';
     echo '<p>' . $Language->getText('tracker_import', 'format_msg'), '<p>';
     if ($rows > 0) {
         $record = pick_a_record_at_random($result, $rows, $col_list);
     } else {
         $record = $this->ath->buildDefaultRecord();
     }
     prepare_artifact_record($at, $fields, $this->ath->getId(), $record, 'csv');
     $hp = Codendi_HTMLPurifier::instance();
     foreach ($record as $k => $v) {
         //We should know the type of each field because some are sanitized, others htmlspecialcharized...
         $record[$k] = $hp->purify($v, CODENDI_PURIFIER_CONVERT_HTML);
     }
     display_exported_fields($col_list, $this->lbl_list, $this->dsc_list, $record, $mand_list);
     echo '<br><br><h4>' . $Language->getText('tracker_import', 'sample_cvs_file') . '</h4>';
     echo build_csv_header($col_list, $this->lbl_list);
     echo '<br>';
     echo build_csv_record($col_list, $record);
     $this->ath->footer(array());
 }