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<?php
//
// ggcov - A GTK frontend for exploring gcov coverage data
// Copyright (c) 2005 Greg Banks <gnb@users.sourceforge.net>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// $Id: source.php,v 1.4 2010-05-09 05:37:14 gnb Exp $
//
require_once 'ggcov/lib/cov.php';
class cov_source_page extends cov_page
{
var $env_;
var $file_name_ = null;
var $file_id_ = null;
var $function_ = null;
var $start_line_ = 0;
var $end_line_ = 0;
function cov_source_page($e)
{
$this->env_ = $e;
}
function parse_args($get)
{
$cb = $this->env_->cb_;
$file_index = $this->env_->file_index();
if (array_key_exists('function', $get))
{
$this->function_ = $get['function'];
if (!cov_valid::funcname($this->function_))
$cb->fatal("Invalid function");
if (array_key_exists('file', $get))
{
// optional filename to disambiguate
$this->file_name_ = $get['file'];
if (!cov_valid::filename($this->file_name_))
$cb->fatal("Invalid file name");
if (!array_key_exists($this->file_name_, $file_index))
$cb->fatal("Unknown file");
$this->file_id_ = $file_index[$this->file_name_];
$function_index = $this->env_->fetch("FUI$this->file_id_");
if (!array_key_exists($this->function_, $function_index))
$cb->fatal("Unknown function");
$func_id = $function_index[$this->function_];
$func_data = $this->env_->fetch("U$func_id");
}
else
{
// only the function name, it better be unambiguous
$function_index = $this->env_->fetch("UI");
if (!array_key_exists($this->function_, $function_index))
$cb->fatal("Unknown function");
$func_id = reset($function_index[$this->function_]);
$func_data = $this->env_->fetch("U$func_id");
$this->file_id_ = $file_index[$func_data[2]];
}
$this->start_line_ = $func_data[3] - 2;
$this->end_line_ = $func_data[4] + 2;
}
else if (array_key_exists('file', $get))
{
// TODO: input filtering
$this->file_name_ = $get['file'];
if (!array_key_exists($this->file_name_, $file_index))
$cb->fatal("Unknown file");
$this->file_id_ = $file_index[$this->file_name_];
}
}
function title()
{
if ($this->file_name_ == null)
{
return 'Source: Choose A File';
}
else
{
if ($this->function_ != null)
return "Source: function $this->function_";
else
return "Source: file $this->file_name_";
}
}
function render()
{
$cb = $this->env_->cb_;
$file_index = $this->env_->file_index();
if ($this->file_name_ == null)
{
//
// No filename given in the URL; display all
// the files and let the user choose one.
//
echo "<table border=\"0\" cellspacing=\"5\" cellpadding=\"0\">\n";
foreach ($file_index as $file_name => $file_id)
{
$url = $this->env_->url('source.php', 'file', $file_name);
echo " <tr><td><a href=\"$url\">$file_name</a></td></tr>\n";
}
echo "</table>\n";
}
else
{
$lines = $this->env_->fetch("FL$this->file_id_");
$fp = fopen($this->env_->base_directory_ . '/' . $this->file_name_, 'r');
if ($fp == false)
$cb->fatal("Can't open source file");
echo <<<HTML
<table border="0" cellspacing="0" cellpadding="0">
<tr>
<th>Line</th>
<th>Count</th>
<th>Blocks</th>
<th>Text</th>
</tr>
HTML;
$lineno = 0;
while ($s = fgets($fp, 1024))
{
$text = htmlentities(rtrim($s));
$lineno++;
if ($lineno < $this->start_line_ ||
($this->end_line_ != 0 && $lineno > $this->end_line_))
continue;
if (array_key_exists($lineno, $lines))
{
$ln = $lines[$lineno];
$status = $ln[0];
$count = $ln[1];
$blocks = $ln[2];
}
else
{
$status = COV_UNINSTRUMENTED;
$count = '';
$blocks = '';
}
$color = cov::color_by_status($status);
switch ($status)
{
case COV_UNCOVERED:
$count = '####';
break;
case COV_UNINSTRUMENTED:
case COV_SUPPRESSED:
$count = '';
$blocks = '';
break;
}
echo <<<HTML
<tr style="color:$color;">
<td class="basic">$lineno</td>
<td class="basic">$count</td>
<td class="basic">$blocks</td>
<td class="source">$text</td>
</tr>
HTML;
}
echo " </table>\n";
}
}
}
?>
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