diff options
Diffstat (limited to 'system/libraries/Pagination.php')
-rw-r--r-- | system/libraries/Pagination.php | 138 |
1 files changed, 109 insertions, 29 deletions
diff --git a/system/libraries/Pagination.php b/system/libraries/Pagination.php index 58f86fa17..75745dd48 100644 --- a/system/libraries/Pagination.php +++ b/system/libraries/Pagination.php @@ -65,9 +65,11 @@ class CI_Pagination { protected $num_tag_open = ' '; protected $num_tag_close = ''; protected $page_query_string = FALSE; - protected $query_string_segment = 'per_page'; + protected $query_string_segment = 'per_page'; protected $display_pages = TRUE; - protected $anchor_class = ''; + protected $_attributes = ''; + protected $_link_types = array(); + protected $reuse_query_string = FALSE; /** * Constructor @@ -91,15 +93,29 @@ class CI_Pagination { */ public function initialize($params = array()) { + $attributes = array(); + + if (isset($params['attributes']) && is_array($params['attributes'])) + { + $attributes = $params['attributes']; + unset($params['attributes']); + } + + // Deprecated legacy support for the anchor_class option + // Should be removed in CI 3.1+ + if (isset($params['anchor_class'])) + { + empty($params['anchor_class']) OR $attributes['class'] = $params['anchor_class']; + unset($params['anchor_class']); + } + + $this->_parse_attributes($attributes); + if (count($params) > 0) { foreach ($params as $key => $val) { - if ($key === 'anchor_class') - { - $this->anchor_class = ($val != '') ? 'class="'.$val.'" ' : ''; - } - elseif (isset($this->$key)) + if (isset($this->$key)) { $this->$key = $val; } @@ -117,7 +133,7 @@ class CI_Pagination { public function create_links() { // If our item count or per-page total is zero there is no need to continue. - if ($this->total_rows == 0 OR $this->per_page == 0) + if ($this->total_rows === 0 OR $this->per_page === 0) { return ''; } @@ -138,7 +154,7 @@ class CI_Pagination { $CI =& get_instance(); // See if we are using a prefix or suffix on links - if ($this->prefix != '' OR $this->suffix != '') + if ($this->prefix !== '' OR $this->suffix !== '') { $this->cur_page = (int) str_replace(array($this->prefix, $this->suffix), '', $CI->uri->segment($this->uri_segment)); } @@ -150,13 +166,13 @@ class CI_Pagination { $this->cur_page = (int) $CI->input->get($this->query_string_segment); } } - elseif ( ! $this->cur_page && $CI->uri->segment($this->uri_segment) != $base_page) + elseif ( ! $this->cur_page && $CI->uri->segment($this->uri_segment) !== $base_page) { $this->cur_page = (int) $CI->uri->segment($this->uri_segment); } // Set current page to 1 if it's not valid or if using page numbers instead of offset - if ( ! is_numeric($this->cur_page) OR ($this->use_page_numbers && $this->cur_page == 0)) + if ( ! is_numeric($this->cur_page) OR ($this->use_page_numbers && $this->cur_page === 0)) { $this->cur_page = $base_page; } @@ -207,27 +223,47 @@ class CI_Pagination { // And here we go... $output = ''; + $query_string = ''; + + // Add anything in the query string back to the links + // Note: Nothing to do with query_string_segment or any other query string options + if ($this->reuse_query_string === TRUE) + { + $get = $CI->input->get(); + + // Unset the controll, method, old-school routing options + unset($get['c'], $get['m'], $get[$this->query_string_segment]); + + // Put everything else onto the end + $query_string = (strpos($this->base_url, '&') !== FALSE ? '&' : '?') . http_build_query($get, '', '&'); + + // Add this after the suffix to put it into more links easily + $this->suffix .= $query_string; + } // Render the "First" link if ($this->first_link !== FALSE && $this->cur_page > ($this->num_links + 1)) { - $first_url = ($this->first_url == '') ? $this->base_url : $this->first_url; - $output .= $this->first_tag_open.'<a '.$this->anchor_class.'href="'.$first_url.'">'.$this->first_link.'</a>'.$this->first_tag_close; + $first_url = ($this->first_url === '') ? $this->base_url : $this->first_url; + $output .= $this->first_tag_open.'<a href="'.$first_url.'"'.$this->_attributes.$this->_attr_rel('start').'>' + .$this->first_link.'</a>'.$this->first_tag_close; } // Render the "previous" link - if ($this->prev_link !== FALSE && $this->cur_page != 1) + if ($this->prev_link !== FALSE && $this->cur_page !== 1) { $i = ($this->use_page_numbers) ? $uri_page_number - 1 : $uri_page_number - $this->per_page; - if ($i == $base_page && $this->first_url != '') + if ($i === $base_page && $this->first_url !== '') { - $output .= $this->prev_tag_open.'<a '.$this->anchor_class.'href="'.$this->first_url.'">'.$this->prev_link.'</a>'.$this->prev_tag_close; + $output .= $this->prev_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$this->_attributes.$this->_attr_rel('prev').'>' + .$this->prev_link.'</a>'.$this->prev_tag_close; } else { - $i = ($i == $base_page) ? '' : $this->prefix.$i.$this->suffix; - $output .= $this->prev_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$i.'">'.$this->prev_link.'</a>'.$this->prev_tag_close; + $append = ($i === $base_page) ? $query_string : $this->prefix.$i.$this->suffix; + $output .= $this->prev_tag_open.'<a href="'.$this->base_url.$append.'"'.$this->_attributes.$this->_attr_rel('prev').'>' + .$this->prev_link.'</a>'.$this->prev_tag_close; } } @@ -239,26 +275,25 @@ class CI_Pagination { for ($loop = $start -1; $loop <= $end; $loop++) { $i = ($this->use_page_numbers) ? $loop : ($loop * $this->per_page) - $this->per_page; - if ($i >= $base_page) { - if ($this->cur_page == $loop) + if ($this->cur_page === $loop) { $output .= $this->cur_tag_open.$loop.$this->cur_tag_close; // Current page } else { - $n = ($i == $base_page) ? '' : $i; - - if ($n == '' && $this->first_url != '') + $n = ($i === $base_page) ? '' : $i; + if ($n === '' && ! empty($this->first_url)) { - $output .= $this->num_tag_open.'<a '.$this->anchor_class.'href="'.$this->first_url.'">'.$loop.'</a>'.$this->num_tag_close; + $output .= $this->num_tag_open.'<a href="'.$this->first_url.$query_string.'"'.$this->_attributes.$this->_attr_rel('start').'>' + .$loop.'</a>'.$this->num_tag_close; } else { - $n = ($n == '') ? '' : $this->prefix.$n.$this->suffix; - - $output .= $this->num_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$n.'">'.$loop.'</a>'.$this->num_tag_close; + $append = ($n === '') ? $query_string : $this->prefix.$n.$this->suffix; + $output .= $this->num_tag_open.'<a href="'.$this->base_url.$append.'"'.$this->_attributes.$this->_attr_rel('start').'>' + .$loop.'</a>'.$this->num_tag_close; } } } @@ -270,7 +305,8 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $this->cur_page + 1 : $this->cur_page * $this->per_page; - $output .= $this->next_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$this->prefix.$i.$this->suffix.'">'.$this->next_link.'</a>'.$this->next_tag_close; + $output .= $this->next_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$this->_attributes + .$this->_attr_rel('next').'>'.$this->next_link.'</a>'.$this->next_tag_close; } // Render the "Last" link @@ -278,7 +314,8 @@ class CI_Pagination { { $i = ($this->use_page_numbers) ? $num_pages : ($num_pages * $this->per_page) - $this->per_page; - $output .= $this->last_tag_open.'<a '.$this->anchor_class.'href="'.$this->base_url.$this->prefix.$i.$this->suffix.'">'.$this->last_link.'</a>'.$this->last_tag_close; + $output .= $this->last_tag_open.'<a href="'.$this->base_url.$this->prefix.$i.$this->suffix.'"'.$this->_attributes.'>' + .$this->last_link.'</a>'.$this->last_tag_close; } // Kill double slashes. Note: Sometimes we can end up with a double slash @@ -289,6 +326,49 @@ class CI_Pagination { return $this->full_tag_open.$output.$this->full_tag_close; } + // -------------------------------------------------------------------- + + /** + * Parse attributes + * + * @param array + * @return void + */ + protected function _parse_attributes($attributes) + { + isset($attributes['rel']) OR $attributes['rel'] = TRUE; + $this->_link_types = ($attributes['rel']) + ? array('start' => 'start', 'prev' => 'prev', 'next' => 'next') + : array(); + unset($attributes['rel']); + + $this->_attributes = ''; + foreach ($attributes as $key => $value) + { + $this->_attributes .= ' '.$key.'="'.$value.'"'; + } + } + + // -------------------------------------------------------------------- + + /** + * Add "rel" attribute + * + * @link http://www.w3.org/TR/html5/links.html#linkTypes + * @param string + * @return string + */ + protected function _attr_rel($type) + { + if (isset($this->_link_types[$type])) + { + unset($this->_link_types[$type]); + return ' rel="'.$type.'"'; + } + + return ''; + } + } /* End of file Pagination.php */ |