function draw_trader_header($active_page, $allow_others = true)
{
// dray the header with a table linking the trader pages like tabs in a notebook
// session infomation is used to communicate between the tabs
$active_page = strtolower($active_page);
$active_colour = 'white';
$inactive_colour = 'grey';
if (!isset($_SESSION['uid'])) {
// don't allow other page links if uid isn't set
$active_page = 'login';
$allow_others = false;
} elseif (!isset($_SESSION['pfid'])) {
// uid is set but pf id isn't. Only allowable active page is 'login' or 'portfolio'
if ($active_page != 'login' and $active_page != 'portfolios') {
// force to the portfolio page
$active_page = 'portfolios';
}
$allow_others = false;
}
if (isset($_SESSION['username'])) {
$username = $_SESSION['username'];
} else {
$username = '******';
}
if (isset($_SESSION['pfid'])) {
$portfolio = new portfolio($_SESSION['pfid']);
$pfid = $portfolio->getID();
$pf_name = $portfolio->getName();
$exch = $portfolio->getExch();
$exch_name = $exch->getName();
$working_date = $portfolio->getWorkingDate();
$pf_gain = $portfolio->dayGain(1);
$pf_CIH = $portfolio->getCashInHand();
$pf_currency_symb = $exch->getCurrency();
if ($pf_gain > 0) {
$pf_gain = sprintf("%.2f", $pf_gain);
$pf_gain = "<font color=\"green\">+{$pf_currency_symb}{$pf_gain}</font>";
} else {
$pf_gain = sprintf("%.2f", $pf_gain);
$pf_gain = "<font color=\"red\">{$pf_currency_symb}{$pf_gain}</font>";
}
$pf_name = "{$pf_name} ({$pf_currency_symb}{$pf_CIH}/{$pf_gain})";
} else {
$pf_name = $exch_name = $working_date = 'N/A';
}
if (isset($_SESSION['sql_name'])) {
$qid = $_SESSION['qid'];
$query_name = $_SESSION['sql_name'];
$query_name = "{$query_name} ({$qid})";
} else {
$query_name = 'N/A';
}
if (isset($_SESSION['chart_name'])) {
$chid = $_SESSION['chid'];
$chart_name = $_SESSION['chart_name'];
$chart_name = "{$chart_name} ({$chid})";
} else {
$chart_name = 'N/A';
}
switch ($active_page) {
case 'login':
print "<html><title>Trader Login</title><body>\n";
break;
case 'portfolios':
print "<html><title>Select or Create a Portfolio</title><body>\n";
break;
case 'booty':
print "<html><title>Report Portfolio Performance</title><body>\n";
break;
case 'select':
print "<html><title>Choose Securities to trade</title><body>\n";
break;
case 'trade':
print "<html><title>Buy selected Securities</title><body>\n";
break;
case 'watch':
print "<html><title>Watch with a view to buy</title><body>\n";
break;
case 'queries':
print "<html><title>Create queries to find securities</title><body>\n";
break;
case 'chart':
print "<html><title>Inspect all symbols</title><body>\n";
break;
case 'history':
print "<html><title>Historical trades</title><body>\n";
break;
case 'docs':
print "<html><title>Documentation of the Trader Relations</title><body>\n";
break;
default:
tr_warn("[FATAL]Cannot create header, given {$active_page}\n");
$active_page = 'login';
$allow_others = false;
break;
}
print '<table width="100%" border="0">';
print '<table border="1" cellpadding="5" cellspacing="0" width="100%" align="center">';
print "\n<tr><td colspan=\"100\" valign=\"bottom\" bgcolor=\"{$inactive_colour}\"><h1 style=\"font-family:verdana\">Trader DSS</h1></td></tr><tr>\n";
if ($active_page == 'login') {
draw_cell($active_page, '/login.php', $active_colour, true);
} else {
// must always be possible to choose the login page
draw_cell('login', '/login.php', $inactive_colour, true);
}
if ($active_page == 'portfolios') {
draw_cell($active_page, '/portfolios.php', $active_colour, $allow_others);
} else {
draw_cell('portfolios', '/portfolios.php', $inactive_colour, $allow_others);
}
if ($active_page == 'booty') {
draw_cell($active_page, '/booty.php', $active_colour, $allow_others);
} else {
draw_cell('booty', '/booty.php', $inactive_colour, $allow_others);
}
if ($active_page == 'select') {
draw_cell($active_page, '/select.php', $active_colour, $allow_others);
} else {
draw_cell('select', '/select.php', $inactive_colour, $allow_others);
}
if ($active_page == 'trade') {
draw_cell($active_page, '/trade.php', $active_colour, $allow_others);
} else {
draw_cell('trade', '/trade.php', $inactive_colour, $allow_others);
}
if ($active_page == 'watch') {
draw_cell($active_page, '/watch.php', $active_colour, $allow_others);
} else {
draw_cell('watch', '/watch.php', $inactive_colour, $allow_others);
}
if ($active_page == 'queries') {
draw_cell($active_page, '/queries.php', $active_colour, $allow_others);
} else {
draw_cell('queries', '/queries.php', $inactive_colour, $allow_others);
}
if ($active_page == 'chart') {
draw_cell($active_page, '/chart.php', $active_colour, $allow_others);
} else {
draw_cell('chart', '/chart.php', $inactive_colour, $allow_others);
}
if ($active_page == 'history') {
draw_cell($active_page, '/history.php', $active_colour, $allow_others);
} else {
draw_cell('history', '/history.php', $inactive_colour, $allow_others);
}
if ($active_page == 'docs') {
draw_cell($active_page, '/docs.php', $active_colour, $allow_others);
} else {
draw_cell('docs', '/docs.php', $inactive_colour, $allow_others);
}
draw_summary($username, $pf_name, $exch_name, $working_date, $query_name, $chart_name);
print "</tr></table></table>\n";
}
