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$this->limitstart = (int) max($limitstart, 0); $this->limit = (int) max($limit, 0); $this->prefix = $prefix; $this->app = $app ?: \JFactory::getApplication(); if ($this->limit > $this->total) { $this->limitstart = 0; } if (!$this->limit) { $this->limit = $total; $this->limitstart = 0; } /* * If limitstart is greater than total (i.e. we are asked to display records that don't exist) * then set limitstart to display the last natural page of results */ if ($this->limitstart > $this->total - $this->limit) { $this->limitstart = max(0, (int) (ceil($this->total / $this->limit) - 1) * $this->limit); } // Set the total pages and current page values. if ($this->limit > 0) { $this->pagesTotal = ceil($this->total / $this->limit); $this->pagesCurrent = ceil(($this->limitstart + 1) / $this->limit); } // Set the pagination iteration loop values. $displayedPages = 10; $this->pagesStart = $this->pagesCurrent - ($displayedPages / 2); if ($this->pagesStart < 1) { $this->pagesStart = 1; } if ($this->pagesStart + $displayedPages > $this->pagesTotal) { $this->pagesStop = $this->pagesTotal; if ($this->pagesTotal < $displayedPages) { $this->pagesStart = 1; } else { $this->pagesStart = $this->pagesTotal - $displayedPages + 1; } } else { $this->pagesStop = $this->pagesStart + $displayedPages - 1; } // If we are viewing all records set the view all flag to true. if ($limit === 0) { $this->viewall = true; } } /** * Method to set an additional URL parameter to be added to all pagination class generated * links. * * @param string $key The name of the URL parameter for which to set a value. * @param mixed $value The value to set for the URL parameter. * * @return mixed The old value for the parameter. * * @since 1.6 */ public function setAdditionalUrlParam($key, $value) { // Get the old value to return and set the new one for the URL parameter. $result = isset($this->additionalUrlParams[$key]) ? $this->additionalUrlParams[$key] : null; // If the passed parameter value is null unset the parameter, otherwise set it to the given value. if ($value === null) { unset($this->additionalUrlParams[$key]); } else { $this->additionalUrlParams[$key] = $value; } return $result; } /** * Method to get an additional URL parameter (if it exists) to be added to * all pagination class generated links. * * @param string $key The name of the URL parameter for which to get the value. * * @return mixed The value if it exists or null if it does not. * * @since 1.6 */ public function getAdditionalUrlParam($key) { $result = isset($this->additionalUrlParams[$key]) ? $this->additionalUrlParams[$key] : null; return $result; } /** * Return the rationalised offset for a row with a given index. * * @param integer $index The row index * * @return integer Rationalised offset for a row with a given index. * * @since 1.5 */ public function getRowOffset($index) { return $index + 1 + $this->limitstart; } /** * Return the pagination data object, only creating it if it doesn't already exist. * * @return \stdClass Pagination data object. * * @since 1.5 */ public function getData() { if (!$this->data) { $this->data = $this->_buildDataObject(); } return $this->data; } /** * Create and return the pagination pages counter string, ie. Page 2 of 4. * * @return string Pagination pages counter string. * * @since 1.5 */ public function getPagesCounter() { $html = null; if ($this->pagesTotal > 1) { $html .= \JText::sprintf('JLIB_HTML_PAGE_CURRENT_OF_TOTAL', $this->pagesCurrent, $this->pagesTotal); } return $html; } /** * Create and return the pagination result set counter string, e.g. Results 1-10 of 42 * * @return string Pagination result set counter string. * * @since 1.5 */ public function getResultsCounter() { $html = null; $fromResult = $this->limitstart + 1; // If the limit is reached before the end of the list. if ($this->limitstart + $this->limit < $this->total) { $toResult = $this->limitstart + $this->limit; } else { $toResult = $this->total; } // If there are results found. if ($this->total > 0) { $msg = \JText::sprintf('JLIB_HTML_RESULTS_OF', $fromResult, $toResult, $this->total); $html .= "\n" . $msg; } else { $html .= "\n" . \JText::_('JLIB_HTML_NO_RECORDS_FOUND'); } return $html; } /** * Create and return the pagination page list string, ie. Previous, Next, 1 2 3 ... x. * * @return string Pagination page list string. * * @since 1.5 */ public function getPagesLinks() { // Build the page navigation list. $data = $this->_buildDataObject(); $list = array(); $list['prefix'] = $this->prefix; $itemOverride = false; $listOverride = false; $chromePath = JPATH_THEMES . '/' . $this->app->getTemplate() . '/html/pagination.php'; if (file_exists($chromePath)) { include_once $chromePath; /* * @deprecated 4.0 Item rendering should use a layout */ if (function_exists('pagination_item_active') && function_exists('pagination_item_inactive')) { \JLog::add( 'pagination_item_active and pagination_item_inactive are deprecated. Use the layout joomla.pagination.link instead.', \JLog::WARNING, 'deprecated' ); $itemOverride = true; } /* * @deprecated 4.0 The list rendering is now a layout. * @see Pagination::_list_render() */ if (function_exists('pagination_list_render')) { \JLog::add('pagination_list_render is deprecated. Use the layout joomla.pagination.list instead.', \JLog::WARNING, 'deprecated'); $listOverride = true; } } // Build the select list if ($data->all->base !== null) { $list['all']['active'] = true; $list['all']['data'] = $itemOverride ? pagination_item_active($data->all) : $this->_item_active($data->all); } else { $list['all']['active'] = false; $list['all']['data'] = $itemOverride ? pagination_item_inactive($data->all) : $this->_item_inactive($data->all); } if ($data->start->base !== null) { $list['start']['active'] = true; $list['start']['data'] = $itemOverride ? pagination_item_active($data->start) : $this->_item_active($data->start); } else { $list['start']['active'] = false; $list['start']['data'] = $itemOverride ? pagination_item_inactive($data->start) : $this->_item_inactive($data->start); } if ($data->previous->base !== null) { $list['previous']['active'] = true; $list['previous']['data'] = $itemOverride ? pagination_item_active($data->previous) : $this->_item_active($data->previous); } else { $list['previous']['active'] = false; $list['previous']['data'] = $itemOverride ? pagination_item_inactive($data->previous) : $this->_item_inactive($data->previous); } // Make sure it exists $list['pages'] = array(); foreach ($data->pages as $i => $page) { if ($page->base !== null) { $list['pages'][$i]['active'] = true; $list['pages'][$i]['data'] = $itemOverride ? pagination_item_active($page) : $this->_item_active($page); } else { $list['pages'][$i]['active'] = false; $list['pages'][$i]['data'] = $itemOverride ? pagination_item_inactive($page) : $this->_item_inactive($page); } } if ($data->next->base !== null) { $list['next']['active'] = true; $list['next']['data'] = $itemOverride ? pagination_item_active($data->next) : $this->_item_active($data->next); } else { $list['next']['active'] = false; $list['next']['data'] = $itemOverride ? pagination_item_inactive($data->next) : $this->_item_inactive($data->next); } if ($data->end->base !== null) { $list['end']['active'] = true; $list['end']['data'] = $itemOverride ? pagination_item_active($data->end) : $this->_item_active($data->end); } else { $list['end']['active'] = false; $list['end']['data'] = $itemOverride ? pagination_item_inactive($data->end) : $this->_item_inactive($data->end); } if ($this->total > $this->limit) { return $listOverride ? pagination_list_render($list) : $this->_list_render($list); } else { return ''; } } /** * Get the pagination links * * @param string $layoutId Layout to render the links * @param array $options Optional array with settings for the layout * * @return string Pagination links. * * @since 3.3 */ public function getPaginationLinks($layoutId = 'joomla.pagination.links', $options = array()) { // Allow to receive a null layout $layoutId = $layoutId === null ? 'joomla.pagination.links' : $layoutId; $list = array( 'prefix' => $this->prefix, 'limit' => $this->limit, 'limitstart' => $this->limitstart, 'total' => $this->total, 'limitfield' => $this->getLimitBox(), 'pagescounter' => $this->getPagesCounter(), 'pages' => $this->getPaginationPages(), 'pagesTotal' => $this->pagesTotal, ); return \JLayoutHelper::render($layoutId, array('list' => $list, 'options' => $options)); } /** * Create and return the pagination pages list, ie. Previous, Next, 1 2 3 ... x. * * @return array Pagination pages list. * * @since 3.3 */ public function getPaginationPages() { $list = array(); if ($this->total > $this->limit) { // Build the page navigation list. $data = $this->_buildDataObject(); // All $list['all']['active'] = $data->all->base !== null; $list['all']['data'] = $data->all; // Start $list['start']['active'] = $data->start->base !== null; $list['start']['data'] = $data->start; // Previous link $list['previous']['active'] = $data->previous->base !== null; $list['previous']['data'] = $data->previous; // Make sure it exists $list['pages'] = array(); foreach ($data->pages as $i => $page) { $list['pages'][$i]['active'] = $page->base !== null; $list['pages'][$i]['data'] = $page; } $list['next']['active'] = $data->next->base !== null; $list['next']['data'] = $data->next; $list['end']['active'] = $data->end->base !== null; $list['end']['data'] = $data->end; } return $list; } /** * Return the pagination footer. * * @return string Pagination footer. * * @since 1.5 */ public function getListFooter() { // Keep B/C for overrides done with chromes $chromePath = JPATH_THEMES . '/' . $this->app->getTemplate() . '/html/pagination.php'; if (file_exists($chromePath)) { include_once $chromePath; if (function_exists('pagination_list_footer')) { \JLog::add('pagination_list_footer is deprecated. Use the layout joomla.pagination.links instead.', \JLog::WARNING, 'deprecated'); $list = array( 'prefix' => $this->prefix, 'limit' => $this->limit, 'limitstart' => $this->limitstart, 'total' => $this->total, 'limitfield' => $this->getLimitBox(), 'pagescounter' => $this->getPagesCounter(), 'pageslinks' => $this->getPagesLinks(), ); return pagination_list_footer($list); } } return $this->getPaginationLinks(); } /** * Creates a dropdown box for selecting how many records to show per page. * * @return string The HTML for the limit # input box. * * @since 1.5 */ public function getLimitBox() { $limits = array(); // Make the option list. for ($i = 5; $i <= 30; $i += 5) { $limits[] = \JHtml::_('select.option', "$i"); } $limits[] = \JHtml::_('select.option', '50', \JText::_('J50')); $limits[] = \JHtml::_('select.option', '100', \JText::_('J100')); $limits[] = \JHtml::_('select.option', '0', \JText::_('JALL')); $selected = $this->viewall ? 0 : $this->limit; // Build the select list. if ($this->app->isClient('administrator')) { $html = \JHtml::_( 'select.genericlist', $limits, $this->prefix . 'limit', 'class="inputbox input-mini" size="1" onchange="Joomla.submitform();"', 'value', 'text', $selected ); } else { $html = \JHtml::_( 'select.genericlist', $limits, $this->prefix . 'limit', 'class="inputbox input-mini" size="1" onchange="this.form.submit()"', 'value', 'text', $selected ); } return $html; } /** * Return the icon to move an item UP. * * @param integer $i The row index. * @param boolean $condition True to show the icon. * @param string $task The task to fire. * @param string $alt The image alternative text string. * @param boolean $enabled An optional setting for access control on the action. * @param string $checkbox An optional prefix for checkboxes. * * @return string Either the icon to move an item up or a space. * * @since 1.5 */ public function orderUpIcon($i, $condition = true, $task = 'orderup', $alt = 'JLIB_HTML_MOVE_UP', $enabled = true, $checkbox = 'cb') { if (($i > 0 || ($i + $this->limitstart > 0)) && $condition) { return \JHtml::_('jgrid.orderUp', $i, $task, '', $alt, $enabled, $checkbox); } else { return ' '; } } /** * Return the icon to move an item DOWN. * * @param integer $i The row index. * @param integer $n The number of items in the list. * @param boolean $condition True to show the icon. * @param string $task The task to fire. * @param string $alt The image alternative text string. * @param boolean $enabled An optional setting for access control on the action. * @param string $checkbox An optional prefix for checkboxes. * * @return string Either the icon to move an item down or a space. * * @since 1.5 */ public function orderDownIcon($i, $n, $condition = true, $task = 'orderdown', $alt = 'JLIB_HTML_MOVE_DOWN', $enabled = true, $checkbox = 'cb') { if (($i < $n - 1 || $i + $this->limitstart < $this->total - 1) && $condition) { return \JHtml::_('jgrid.orderDown', $i, $task, '', $alt, $enabled, $checkbox); } else { return ' '; } } /** * Create the HTML for a list footer * * @param array $list Pagination list data structure. * * @return string HTML for a list footer * * @since 1.5 */ protected function _list_footer($list) { $html = "
\n"; $html .= "\n
" . \JText::_('JGLOBAL_DISPLAY_NUM') . $list['limitfield'] . "
"; $html .= $list['pageslinks']; $html .= "\n
" . $list['pagescounter'] . "
"; $html .= "\n"; $html .= "\n
"; return $html; } /** * Create the html for a list footer * * @param array $list Pagination list data structure. * * @return string HTML for a list start, previous, next,end * * @since 1.5 */ protected function _list_render($list) { return \JLayoutHelper::render('joomla.pagination.list', array('list' => $list)); } /** * Method to create an active pagination link to the item * * @param PaginationObject $item The object with which to make an active link. * * @return string HTML link * * @since 1.5 * @note As of 4.0 this method will proxy to `\JLayoutHelper::render('joomla.pagination.link', ['data' => $item, 'active' => true])` */ protected function _item_active(PaginationObject $item) { $title = ''; $class = ''; if (!is_numeric($item->text)) { \JHtml::_('bootstrap.tooltip'); $title = ' title="' . $item->text . '"'; $class = 'hasTooltip '; } if ($this->app->isClient('administrator')) { return '' . $item->text . ''; } else { return '' . $item->text . ''; } } /** * Method to create an inactive pagination string * * @param PaginationObject $item The item to be processed * * @return string * * @since 1.5 * @note As of 4.0 this method will proxy to `\JLayoutHelper::render('joomla.pagination.link', ['data' => $item, 'active' => false])` */ protected function _item_inactive(PaginationObject $item) { if ($this->app->isClient('administrator')) { return '' . $item->text . ''; } else { return '' . $item->text . ''; } } /** * Create and return the pagination data object. * * @return \stdClass Pagination data object. * * @since 1.5 */ protected function _buildDataObject() { $data = new \stdClass; // Build the additional URL parameters string. $params = ''; if (!empty($this->additionalUrlParams)) { foreach ($this->additionalUrlParams as $key => $value) { $params .= '&' . $key . '=' . $value; } } $data->all = new PaginationObject(\JText::_('JLIB_HTML_VIEW_ALL'), $this->prefix); if (!$this->viewall) { $data->all->base = '0'; $data->all->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart='); } // Set the start and previous data objects. $data->start = new PaginationObject(\JText::_('JLIB_HTML_START'), $this->prefix); $data->previous = new PaginationObject(\JText::_('JPREV'), $this->prefix); if ($this->pagesCurrent > 1) { $page = ($this->pagesCurrent - 2) * $this->limit; // Set the empty for removal from route // @todo remove code: $page = $page == 0 ? '' : $page; $data->start->base = '0'; $data->start->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart=0'); $data->previous->base = $page; $data->previous->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart=' . $page); } // Set the next and end data objects. $data->next = new PaginationObject(\JText::_('JNEXT'), $this->prefix); $data->end = new PaginationObject(\JText::_('JLIB_HTML_END'), $this->prefix); if ($this->pagesCurrent < $this->pagesTotal) { $next = $this->pagesCurrent * $this->limit; $end = ($this->pagesTotal - 1) * $this->limit; $data->next->base = $next; $data->next->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart=' . $next); $data->end->base = $end; $data->end->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart=' . $end); } $data->pages = array(); $stop = $this->pagesStop; for ($i = $this->pagesStart; $i <= $stop; $i++) { $offset = ($i - 1) * $this->limit; $data->pages[$i] = new PaginationObject($i, $this->prefix); if ($i != $this->pagesCurrent || $this->viewall) { $data->pages[$i]->base = $offset; $data->pages[$i]->link = \JRoute::_($params . '&' . $this->prefix . 'limitstart=' . $offset); } else { $data->pages[$i]->active = true; } } return $data; } /** * Modifies a property of the object, creating it if it does not already exist. * * @param string $property The name of the property. * @param mixed $value The value of the property to set. * * @return void * * @since 3.0 * @deprecated 4.0 Access the properties directly. */ public function set($property, $value = null) { \JLog::add('Pagination::set() is deprecated. Access the properties directly.', \JLog::WARNING, 'deprecated'); if (strpos($property, '.')) { $prop = explode('.', $property); $prop[1] = ucfirst($prop[1]); $property = implode($prop); } $this->$property = $value; } /** * Returns a property of the object or the default value if the property is not set. * * @param string $property The name of the property. * @param mixed $default The default value. * * @return mixed The value of the property. * * @since 3.0 * @deprecated 4.0 Access the properties directly. */ public function get($property, $default = null) { \JLog::add('Pagination::get() is deprecated. Access the properties directly.', \JLog::WARNING, 'deprecated'); if (strpos($property, '.')) { $prop = explode('.', $property); $prop[1] = ucfirst($prop[1]); $property = implode($prop); } if (isset($this->$property)) { return $this->$property; } return $default; } }