'.$data.''; } } // ------------------------------------------------------------------------ if ( ! function_exists('ul')) { /** * Unordered List * * Generates an HTML unordered list from an single or multi-dimensional array. * * @param array * @param mixed * @return string */ function ul($list, $attributes = '') { return _list('ul', $list, $attributes); } } // ------------------------------------------------------------------------ if ( ! function_exists('ol')) { /** * Ordered List * * Generates an HTML ordered list from an single or multi-dimensional array. * * @param array * @param mixed * @return string */ function ol($list, $attributes = '') { return _list('ol', $list, $attributes); } } // ------------------------------------------------------------------------ if ( ! function_exists('_list')) { /** * Generates the list * * Generates an HTML ordered list from an single or multi-dimensional array. * * @param string * @param mixed * @param mixed * @param int * @return string */ function _list($type = 'ul', $list = array(), $attributes = '', $depth = 0) { // If an array wasn't submitted there's nothing to do... if ( ! is_array($list)) { return $list; } // Set the indentation based on the depth $out = str_repeat(' ', $depth) // Write the opening list tag .'<'.$type._stringify_attributes($attributes).">\n"; // Cycle through the list elements. If an array is // encountered we will recursively call _list() static $_last_list_item = ''; foreach ($list as $key => $val) { $_last_list_item = $key; $out .= str_repeat(' ', $depth + 2).'

'; if ( ! is_array($val)) { $out .= $val; } else { $out .= $_last_list_item."\n"._list($type, $val, '', $depth + 4).str_repeat(' ', $depth + 2); } $out .= "

\n"; } // Set the indentation for the closing tag and apply it return $out.str_repeat(' ', $depth).'\n"; } } // ------------------------------------------------------------------------ if ( ! function_exists('img')) { /** * Image * * Generates an element * * @param mixed * @param bool * @param mixed * @return string */ function img($src = '', $index_page = FALSE, $attributes = '') { if ( ! is_array($src) ) { $src = array('src' => $src); } // If there is no alt attribute defined, set it to an empty string if ( ! isset($src['alt'])) { $src['alt'] = ''; } $img = ' $v) { if ($k === 'src' && ! preg_match('#^(data:[a-z,;])|(([a-z]+:)?(?config->site_url($v).'"'; } else { $img .= ' src="'.get_instance()->config->base_url($v).'"'; } } else { $img .= ' '.$k.'="'.$v.'"'; } } return $img._stringify_attributes($attributes).' />'; } } // ------------------------------------------------------------------------ if ( ! function_exists('doctype')) { /** * Doctype * * Generates a page document type declaration * * Examples of valid options: html5, xhtml-11, xhtml-strict, xhtml-trans, * xhtml-frame, html4-strict, html4-trans, and html4-frame. * All values are saved in the doctypes config file. * * @param string type The doctype to be generated * @return string */ function doctype($type = 'html5') { static $doctypes; if ( ! is_array($doctypes)) { if (file_exists(APPPATH.'config/doctypes.php')) { include(APPPATH.'config/doctypes.php'); } if (file_exists(APPPATH.'config/'.ENVIRONMENT.'/doctypes.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/doctypes.php'); } if (empty($_doctypes) OR ! is_array($_doctypes)) { $doctypes = array(); return FALSE; } $doctypes = $_doctypes; } return isset($doctypes[$type]) ? $doctypes[$type] : FALSE; } } // ------------------------------------------------------------------------ if ( ! function_exists('link_tag')) { /** * Link * * Generates link to a CSS file * * @param mixed stylesheet hrefs or an array * @param string rel * @param string type * @param string title * @param string media * @param bool should index_page be added to the css path * @return string */ function link_tag($href = '', $rel = 'stylesheet', $type = 'text/css', $title = '', $media = '', $index_page = FALSE) { $CI =& get_instance(); $link = ' $v) { if ($k === 'href' && ! preg_match('#^([a-z]+:)?//#i', $v)) { if ($index_page === TRUE) { $link .= 'href="'.$CI->config->site_url($v).'" '; } else { $link .= 'href="'.$CI->config->base_url($v).'" '; } } else { $link .= $k.'="'.$v.'" '; } } } else { if (preg_match('#^([a-z]+:)?//#i', $href)) { $link .= 'href="'.$href.'" '; } elseif ($index_page === TRUE) { $link .= 'href="'.$CI->config->site_url($href).'" '; } else { $link .= 'href="'.$CI->config->base_url($href).'" '; } $link .= 'rel="'.$rel.'" type="'.$type.'" '; if ($media !== '') { $link .= 'media="'.$media.'" '; } if ($title !== '') { $link .= 'title="'.$title.'" '; } } return $link."/>\n"; } } // ------------------------------------------------------------------------ if ( ! function_exists('meta')) { /** * Generates meta tags from an array of key/values * * @param array * @param string * @param string * @param string * @return string */ function meta($name = '', $content = '', $type = 'name', $newline = "\n") { // Since we allow the data to be passes as a string, a simple array // or a multidimensional one, we need to do a little prepping. if ( ! is_array($name)) { $name = array(array('name' => $name, 'content' => $content, 'type' => $type, 'newline' => $newline)); } elseif (isset($name['name'])) { // Turn single array into multidimensional $name = array($name); } $allowed_types = array('charset', 'http-equiv', 'name', 'property'); $str = ''; foreach ($name as $meta) { // This is to preserve BC with pre-3.1 versions where only // 'http-equiv' (default) and 'name' were supported. if (isset($meta['type'])) { if ($meta['type'] === 'equiv') { $meta['type'] = 'http-equiv'; } elseif ( ! in_array($meta['type'], $allowed_types, TRUE)) { $meta['type'] = 'name'; } } $type = isset($meta['type']) ? $meta['type'] : 'name'; $name = isset($meta['name']) ? $meta['name'] : ''; $content = isset($meta['content']) ? $meta['content'] : ''; $newline = isset($meta['newline']) ? $meta['newline'] : "\n"; $str .= ''.$newline; } return $str; } }