function test_exists() { $this->assertTrue(exists($GLOBALS['_name'])); $foo = ''; $bar = array(); $this->assertFalse(exists($foo)); $this->assertFalse(exists($bar)); $this->assertEqual(use_default('', 'foo'), 'foo'); $this->assertEqual(use_default('bar', 'foo'), 'bar'); $this->assertNotEqual(use_default('bar', 'foo'), 'foo'); $this->assertNotEqual(use_default('', 'foo'), ''); }
/** * Determines the link for the current section. * * If the section's sub items are an array * the 'slug name' is used for the link, * if the section's sub item is a string, * the string is used for the link. * * Optionally check any section given as a parameter. */ function get_section_link($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; }