function test_get_first_unnested_item()
{
$nested = array('one' => array('secondary1' => array('tertiary1', 'tertiary2'), 'secondary2', 'secondary3'), 'two', 'three');
$this->assertIdentical('tertiary1', get_first_unnested_item($nested));
$sitemap = array('foo' => 'foo.php', 'bar' => array('baz' => 'baz.php'), 'chewie' => array('han' => 'han.php'), 'yoda' => array('obi' => array('luke' => 'luke.php')), 'anakin' => 'vader.php');
$this->assertIdentical(get_first_unnested_item($sitemap), 'foo.php');
$this->assertIdentical(get_first_unnested_item($sitemap['bar']), 'baz.php');
$this->assertIdentical(get_first_unnested_item($sitemap['yoda']), 'luke.php');
$this->assertIdentical(get_first_unnested_item($sitemap['chewie']), 'han.php');
}
/**
* Determines the link for the current section.
*
* If the section's sub items are an array
* the 'slug name' is used for the link,
* if the section's sub item is a string,
* the string is used for the link.
*
* Optionally check any section given as a parameter.
*/
function get_section_link($section = '', $section_sub = '')
{
global $_section;
# Use the current section unless a specific section is given as a parameter
$section = use_default($section, $_section);
# if $section_sub is undefined, get it from the sitemap
if (!$section_sub) {
$sitemap = get_sitemap();
$section_sub = $sitemap[$section];
}
$link = '';
if (is_array($section_sub)) {
if (has_index_pages()) {
$link .= slug_name($section);
$link .= '.php';
} else {
$link .= get_first_unnested_item($section_sub);
# link to first sub item that isn't a nested array
}
} elseif (is_string($section_sub)) {
$link = $section_sub;
}
return $link;
}
