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<?php
/**
* Pagination Helper class file.
*
* Generates pagination links
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package Cake.View.Helper
* @since CakePHP(tm) v 1.2.0
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('AppHelper', 'View/Helper');
/**
* Pagination Helper class for easy generation of pagination links.
*
* PaginationHelper encloses all methods needed when working with pagination.
*
* @package Cake.View.Helper
* @property HtmlHelper $Html
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html
*/
class PaginatorHelper extends AppHelper {
/**
* Helper dependencies
*
* @var array
*/
public $helpers = array('Html');
/**
* The class used for 'Ajax' pagination links. Defaults to JsHelper. You should make sure
* that JsHelper is defined as a helper before PaginatorHelper, if you want to customize the JsHelper.
*
* @var string
*/
protected $_ajaxHelperClass = 'Js';
/**
* Holds the default options for pagination links
*
* The values that may be specified are:
*
* - `format` Format of the counter. Supported formats are 'range' and 'pages'
* and custom (default). In the default mode the supplied string is parsed and constants are replaced
* by their actual values.
* placeholders: %page%, %pages%, %current%, %count%, %start%, %end% .
* - `separator` The separator of the actual page and number of pages (default: ' of ').
* - `url` Url of the action. See Router::url()
* - `url['sort']` the key that the recordset is sorted.
* - `url['direction']` Direction of the sorting (default: 'asc').
* - `url['page']` Page number to use in links.
* - `model` The name of the model.
* - `escape` Defines if the title field for the link should be escaped (default: true).
* - `update` DOM id of the element updated with the results of the AJAX call.
* If this key isn't specified Paginator will use plain HTML links.
* - `paging['paramType']` The type of parameters to use when creating links. Valid options are
* 'querystring' and 'named'. See PaginatorComponent::$settings for more information.
* - `convertKeys` - A list of keys in url arrays that should be converted to querysting params
* if paramType == 'querystring'.
*
* @var array
*/
public $options = array(
'convertKeys' => array('page', 'limit', 'sort', 'direction')
);
/**
* Constructor for the helper. Sets up the helper that is used for creating 'AJAX' links.
*
* Use `public $helpers = array('Paginator' => array('ajax' => 'CustomHelper'));` to set a custom Helper
* or choose a non JsHelper Helper. If you want to use a specific library with JsHelper declare JsHelper and its
* adapter before including PaginatorHelper in your helpers array.
*
* The chosen custom helper must implement a `link()` method.
*
* @param View $View the view object the helper is attached to.
* @param array $settings Array of settings.
* @throws CakeException When the AjaxProvider helper does not implement a link method.
*/
public function __construct(View $View, $settings = array()) {
$ajaxProvider = isset($settings['ajax']) ? $settings['ajax'] : 'Js';
$this->helpers[] = $ajaxProvider;
$this->_ajaxHelperClass = $ajaxProvider;
App::uses($ajaxProvider . 'Helper', 'View/Helper');
$classname = $ajaxProvider . 'Helper';
if (!class_exists($classname) || !method_exists($classname, 'link')) {
throw new CakeException(sprintf(
__d('cake_dev', '%s does not implement a link() method, it is incompatible with PaginatorHelper'), $classname
));
}
parent::__construct($View, $settings);
}
/**
* Before render callback. Overridden to merge passed args with url options.
*
* @param string $viewFile
* @return void
*/
public function beforeRender($viewFile) {
$this->options['url'] = array_merge($this->request->params['pass'], $this->request->params['named']);
parent::beforeRender($viewFile);
}
/**
* Gets the current paging parameters from the resultset for the given model
*
* @param string $model Optional model name. Uses the default if none is specified.
* @return array The array of paging parameters for the paginated resultset.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::params
*/
public function params($model = null) {
if (empty($model)) {
$model = $this->defaultModel();
}
if (!isset($this->request->params['paging']) || empty($this->request->params['paging'][$model])) {
return null;
}
return $this->request->params['paging'][$model];
}
/**
* Sets default options for all pagination links
*
* @param mixed $options Default options for pagination links. If a string is supplied - it
* is used as the DOM id element to update. See PaginatorHelper::$options for list of keys.
* @return void
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::options
*/
public function options($options = array()) {
if (is_string($options)) {
$options = array('update' => $options);
}
if (!empty($options['paging'])) {
if (!isset($this->request->params['paging'])) {
$this->request->params['paging'] = array();
}
$this->request->params['paging'] = array_merge($this->request->params['paging'], $options['paging']);
unset($options['paging']);
}
$model = $this->defaultModel();
if (!empty($options[$model])) {
if (!isset($this->request->params['paging'][$model])) {
$this->request->params['paging'][$model] = array();
}
$this->request->params['paging'][$model] = array_merge(
$this->request->params['paging'][$model], $options[$model]
);
unset($options[$model]);
}
if (!empty($options['convertKeys'])) {
$options['convertKeys'] = array_merge($this->options['convertKeys'], $options['convertKeys']);
}
$this->options = array_filter(array_merge($this->options, $options));
}
/**
* Gets the current page of the recordset for the given model
*
* @param string $model Optional model name. Uses the default if none is specified.
* @return string The current page number of the recordset.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::current
*/
public function current($model = null) {
$params = $this->params($model);
if (isset($params['page'])) {
return $params['page'];
}
return 1;
}
/**
* Gets the current key by which the recordset is sorted
*
* @param string $model Optional model name. Uses the default if none is specified.
* @param mixed $options Options for pagination links. See #options for list of keys.
* @return string The name of the key by which the recordset is being sorted, or
* null if the results are not currently sorted.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::sortKey
*/
public function sortKey($model = null, $options = array()) {
if (empty($options)) {
$params = $this->params($model);
$options = $params['options'];
}
if (isset($options['sort']) && !empty($options['sort'])) {
return $options['sort'];
} elseif (isset($options['order']) && is_array($options['order'])) {
return key($options['order']);
} elseif (isset($options['order']) && is_string($options['order'])) {
return $options['order'];
}
return null;
}
/**
* Gets the current direction the recordset is sorted
*
* @param string $model Optional model name. Uses the default if none is specified.
* @param mixed $options Options for pagination links. See #options for list of keys.
* @return string The direction by which the recordset is being sorted, or
* null if the results are not currently sorted.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::sortDir
*/
public function sortDir($model = null, $options = array()) {
$dir = null;
if (empty($options)) {
$params = $this->params($model);
$options = $params['options'];
}
if (isset($options['direction'])) {
$dir = strtolower($options['direction']);
} elseif (isset($options['order']) && is_array($options['order'])) {
$dir = strtolower(current($options['order']));
}
if ($dir == 'desc') {
return 'desc';
}
return 'asc';
}
/**
* Generates a "previous" link for a set of paged records
*
* ### Options:
*
* - `tag` The tag wrapping tag you want to use, defaults to 'span'
* - `escape` Whether you want the contents html entity encoded, defaults to true
* - `model` The model to use, defaults to PaginatorHelper::defaultModel()
*
* @param string $title Title for the link. Defaults to '<< Previous'.
* @param array $options Options for pagination link. See #options for list of keys.
* @param string $disabledTitle Title when the link is disabled.
* @param array $disabledOptions Options for the disabled pagination link. See #options for list of keys.
* @return string A "previous" link or $disabledTitle text if the link is disabled.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::prev
*/
public function prev($title = '<< Previous', $options = array(), $disabledTitle = null, $disabledOptions = array()) {
$defaults = array(
'rel' => 'prev'
);
$options = array_merge($defaults, (array)$options);
return $this->_pagingLink('Prev', $title, $options, $disabledTitle, $disabledOptions);
}
/**
* Generates a "next" link for a set of paged records
*
* ### Options:
*
* - `tag` The tag wrapping tag you want to use, defaults to 'span'
* - `escape` Whether you want the contents html entity encoded, defaults to true
* - `model` The model to use, defaults to PaginatorHelper::defaultModel()
*
* @param string $title Title for the link. Defaults to 'Next >>'.
* @param mixed $options Options for pagination link. See above for list of keys.
* @param string $disabledTitle Title when the link is disabled.
* @param mixed $disabledOptions Options for the disabled pagination link. See above for list of keys.
* @return string A "next" link or or $disabledTitle text if the link is disabled.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::next
*/
public function next($title = 'Next >>', $options = array(), $disabledTitle = null, $disabledOptions = array()) {
$defaults = array(
'rel' => 'next'
);
$options = array_merge($defaults, (array)$options);
return $this->_pagingLink('Next', $title, $options, $disabledTitle, $disabledOptions);
}
/**
* Generates a sorting link. Sets named parameters for the sort and direction. Handles
* direction switching automatically.
*
* ### Options:
*
* - `escape` Whether you want the contents html entity encoded, defaults to true
* - `model` The model to use, defaults to PaginatorHelper::defaultModel()
* - `direction` The default direction to use when this link isn't active.
*
* @param string $key The name of the key that the recordset should be sorted.
* @param string $title Title for the link. If $title is null $key will be used
* for the title and will be generated by inflection.
* @param array $options Options for sorting link. See above for list of keys.
* @return string A link sorting default by 'asc'. If the resultset is sorted 'asc' by the specified
* key the returned link will sort by 'desc'.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::sort
*/
public function sort($key, $title = null, $options = array()) {
$options = array_merge(array('url' => array(), 'model' => null), $options);
$url = $options['url'];
unset($options['url']);
if (empty($title)) {
$title = $key;
$title = __(Inflector::humanize(preg_replace('/_id$/', '', $title)));
}
$dir = isset($options['direction']) ? $options['direction'] : 'asc';
unset($options['direction']);
$sortKey = $this->sortKey($options['model']);
$defaultModel = $this->defaultModel();
$isSorted = (
$sortKey === $key ||
$sortKey === $defaultModel . '.' . $key ||
$key === $defaultModel . '.' . $sortKey
);
if ($isSorted) {
$dir = $this->sortDir($options['model']) === 'asc' ? 'desc' : 'asc';
$class = $dir === 'asc' ? 'desc' : 'asc';
if (!empty($options['class'])) {
$options['class'] .= ' ' . $class;
} else {
$options['class'] = $class;
}
}
if (is_array($title) && array_key_exists($dir, $title)) {
$title = $title[$dir];
}
$url = array_merge(array('sort' => $key, 'direction' => $dir), $url, array('order' => null));
return $this->link($title, $url, $options);
}
/**
* Generates a plain or Ajax link with pagination parameters
*
* ### Options
*
* - `update` The Id of the DOM element you wish to update. Creates Ajax enabled links
* with the AjaxHelper.
* - `escape` Whether you want the contents html entity encoded, defaults to true
* - `model` The model to use, defaults to PaginatorHelper::defaultModel()
*
* @param string $title Title for the link.
* @param mixed $url Url for the action. See Router::url()
* @param array $options Options for the link. See #options for list of keys.
* @return string A link with pagination parameters.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::link
*/
public function link($title, $url = array(), $options = array()) {
$options = array_merge(array('model' => null, 'escape' => true), $options);
$model = $options['model'];
unset($options['model']);
if (!empty($this->options)) {
$options = array_merge($this->options, $options);
}
if (isset($options['url'])) {
$url = array_merge((array)$options['url'], (array)$url);
unset($options['url']);
}
unset($options['convertKeys']);
$url = $this->url($url, true, $model);
$obj = isset($options['update']) ? $this->_ajaxHelperClass : 'Html';
return $this->{$obj}->link($title, $url, $options);
}
/**
* Merges passed URL options with current pagination state to generate a pagination URL.
*
* @param array $options Pagination/URL options array
* @param boolean $asArray Return the url as an array, or a URI string
* @param string $model Which model to paginate on
* @return mixed By default, returns a full pagination URL string for use in non-standard contexts (i.e. JavaScript)
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::url
*/
public function url($options = array(), $asArray = false, $model = null) {
$paging = $this->params($model);
$url = array_merge(array_filter($paging['options']), $options);
if (isset($url['order'])) {
$sort = $direction = null;
if (is_array($url['order'])) {
list($sort, $direction) = array($this->sortKey($model, $url), current($url['order']));
}
unset($url['order']);
$url = array_merge($url, compact('sort', 'direction'));
}
$url = $this->_convertUrlKeys($url, $paging['paramType']);
if ($asArray) {
return $url;
}
return parent::url($url);
}
/**
* Converts the keys being used into the format set by options.paramType
*
* @param array $url Array of url params to convert
* @param string $type
* @return array converted url params.
*/
protected function _convertUrlKeys($url, $type) {
if ($type == 'named') {
return $url;
}
if (!isset($url['?'])) {
$url['?'] = array();
}
foreach ($this->options['convertKeys'] as $key) {
if (isset($url[$key])) {
$url['?'][$key] = $url[$key];
unset($url[$key]);
}
}
return $url;
}
/**
* Protected method for generating prev/next links
*
* @param string $which
* @param string $title
* @param array $options
* @param string $disabledTitle
* @param array $disabledOptions
* @return string
*/
protected function _pagingLink($which, $title = null, $options = array(), $disabledTitle = null, $disabledOptions = array()) {
$check = 'has' . $which;
$_defaults = array(
'url' => array(), 'step' => 1, 'escape' => true,
'model' => null, 'tag' => 'span', 'class' => strtolower($which)
);
$options = array_merge($_defaults, (array)$options);
$paging = $this->params($options['model']);
if (empty($disabledOptions)) {
$disabledOptions = $options;
}
if (!$this->{$check}($options['model']) && (!empty($disabledTitle) || !empty($disabledOptions))) {
if (!empty($disabledTitle) && $disabledTitle !== true) {
$title = $disabledTitle;
}
$options = array_merge($_defaults, (array)$disabledOptions);
} elseif (!$this->{$check}($options['model'])) {
return null;
}
foreach (array_keys($_defaults) as $key) {
${$key} = $options[$key];
unset($options[$key]);
}
$url = array_merge(array('page' => $paging['page'] + ($which == 'Prev' ? $step * -1 : $step)), $url);
if ($this->{$check}($model)) {
return $this->Html->tag($tag, $this->link($title, $url, array_merge($options, compact('escape'))), compact('class'));
} else {
unset($options['rel']);
return $this->Html->tag($tag, $title, array_merge($options, compact('escape', 'class')));
}
}
/**
* Returns true if the given result set is not at the first page
*
* @param string $model Optional model name. Uses the default if none is specified.
* @return boolean True if the result set is not at the first page.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::hasPrev
*/
public function hasPrev($model = null) {
return $this->_hasPage($model, 'prev');
}
/**
* Returns true if the given result set is not at the last page
*
* @param string $model Optional model name. Uses the default if none is specified.
* @return boolean True if the result set is not at the last page.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::hasNext
*/
public function hasNext($model = null) {
return $this->_hasPage($model, 'next');
}
/**
* Returns true if the given result set has the page number given by $page
*
* @param string $model Optional model name. Uses the default if none is specified.
* @param integer $page The page number - if not set defaults to 1.
* @return boolean True if the given result set has the specified page number.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::hasPage
*/
public function hasPage($model = null, $page = 1) {
if (is_numeric($model)) {
$page = $model;
$model = null;
}
$paging = $this->params($model);
return $page <= $paging['pageCount'];
}
/**
* Does $model have $page in its range?
*
* @param string $model Model name to get parameters for.
* @param integer $page Page number you are checking.
* @return boolean Whether model has $page
*/
protected function _hasPage($model, $page) {
$params = $this->params($model);
if (!empty($params)) {
if ($params["{$page}Page"] == true) {
return true;
}
}
return false;
}
/**
* Gets the default model of the paged sets
*
* @return string Model name or null if the pagination isn't initialized.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::defaultModel
*/
public function defaultModel() {
if ($this->_defaultModel != null) {
return $this->_defaultModel;
}
if (empty($this->request->params['paging'])) {
return null;
}
list($this->_defaultModel) = array_keys($this->request->params['paging']);
return $this->_defaultModel;
}
/**
* Returns a counter string for the paged result set
*
* ### Options
*
* - `model` The model to use, defaults to PaginatorHelper::defaultModel();
* - `format` The format string you want to use, defaults to 'pages' Which generates output like '1 of 5'
* set to 'range' to generate output like '1 - 3 of 13'. Can also be set to a custom string, containing
* the following placeholders `{:page}`, `{:pages}`, `{:current}`, `{:count}`, `{:model}`, `{:start}`, `{:end}` and any
* custom content you would like.
* - `separator` The separator string to use, default to ' of '
*
* The `%page%` style placeholders also work, but are deprecated and will be removed in a future version.
* @param mixed $options Options for the counter string. See #options for list of keys.
* @return string Counter string.
* @deprecated The %page% style placeholders are deprecated.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::counter
*/
public function counter($options = array()) {
if (is_string($options)) {
$options = array('format' => $options);
}
$options = array_merge(
array(
'model' => $this->defaultModel(),
'format' => 'pages',
'separator' => __d('cake', ' of ')
),
$options);
$paging = $this->params($options['model']);
if ($paging['pageCount'] == 0) {
$paging['pageCount'] = 1;
}
$start = 0;
if ($paging['count'] >= 1) {
$start = (($paging['page'] - 1) * $paging['limit']) + 1;
}
$end = $start + $paging['limit'] - 1;
if ($paging['count'] < $end) {
$end = $paging['count'];
}
switch ($options['format']) {
case 'range':
if (!is_array($options['separator'])) {
$options['separator'] = array(' - ', $options['separator']);
}
$out = $start . $options['separator'][0] . $end . $options['separator'][1];
$out .= $paging['count'];
break;
case 'pages':
$out = $paging['page'] . $options['separator'] . $paging['pageCount'];
break;
default:
$map = array(
'%page%' => $paging['page'],
'%pages%' => $paging['pageCount'],
'%current%' => $paging['current'],
'%count%' => $paging['count'],
'%start%' => $start,
'%end%' => $end,
'%model%' => strtolower(Inflector::humanize(Inflector::tableize($options['model'])))
);
$out = str_replace(array_keys($map), array_values($map), $options['format']);
$newKeys = array(
'{:page}', '{:pages}', '{:current}', '{:count}', '{:start}', '{:end}', '{:model}'
);
$out = str_replace($newKeys, array_values($map), $out);
break;
}
return $out;
}
/**
* Returns a set of numbers for the paged result set
* uses a modulus to decide how many numbers to show on each side of the current page (default: 8).
*
* `$this->Paginator->numbers(array('first' => 2, 'last' => 2));`
*
* Using the first and last options you can create links to the beginning and end of the page set.
*
* ### Options
*
* - `before` Content to be inserted before the numbers
* - `after` Content to be inserted after the numbers
* - `model` Model to create numbers for, defaults to PaginatorHelper::defaultModel()
* - `modulus` how many numbers to include on either side of the current page, defaults to 8.
* - `separator` Separator content defaults to ' | '
* - `tag` The tag to wrap links in, defaults to 'span'
* - `first` Whether you want first links generated, set to an integer to define the number of 'first'
* links to generate.
* - `last` Whether you want last links generated, set to an integer to define the number of 'last'
* links to generate.
* - `ellipsis` Ellipsis content, defaults to '...'
* - `class` Class for wrapper tag
* - `currentClass` Class for wrapper tag on current active page, defaults to 'current'
*
* @param mixed $options Options for the numbers, (before, after, model, modulus, separator)
* @return string numbers string.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::numbers
*/
public function numbers($options = array()) {
if ($options === true) {
$options = array(
'before' => ' | ', 'after' => ' | ', 'first' => 'first', 'last' => 'last'
);
}
$defaults = array(
'tag' => 'span', 'before' => null, 'after' => null, 'model' => $this->defaultModel(), 'class' => null,
'modulus' => '8', 'separator' => ' | ', 'first' => null, 'last' => null, 'ellipsis' => '...', 'currentClass' => 'current'
);
$options += $defaults;
$params = (array)$this->params($options['model']) + array('page' => 1);
unset($options['model']);
if ($params['pageCount'] <= 1) {
return false;
}
extract($options);
unset($options['tag'], $options['before'], $options['after'], $options['model'],
$options['modulus'], $options['separator'], $options['first'], $options['last'],
$options['ellipsis'], $options['class'], $options['currentClass']
);
$out = '';
if ($modulus && $params['pageCount'] > $modulus) {
$half = intval($modulus / 2);
$end = $params['page'] + $half;
if ($end > $params['pageCount']) {
$end = $params['pageCount'];
}
$start = $params['page'] - ($modulus - ($end - $params['page']));
if ($start <= 1) {
$start = 1;
$end = $params['page'] + ($modulus - $params['page']) + 1;
}
if ($first && $start > 1) {
$offset = ($start <= (int)$first) ? $start - 1 : $first;
if ($offset < $start - 1) {
$out .= $this->first($offset, compact('tag', 'separator', 'ellipsis', 'class'));
} else {
$out .= $this->first($offset, compact('tag', 'separator', 'class') + array('after' => $separator));
}
}
$out .= $before;
for ($i = $start; $i < $params['page']; $i++) {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $i), $options), compact('class'))
. $separator;
}
if ($class) {
$currentClass .= ' ' . $class;
}
$out .= $this->Html->tag($tag, $params['page'], array('class' => $currentClass));
if ($i != $params['pageCount']) {
$out .= $separator;
}
$start = $params['page'] + 1;
for ($i = $start; $i < $end; $i++) {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $i), $options), compact('class'))
. $separator;
}
if ($end != $params['page']) {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $end), $options), compact('class'));
}
$out .= $after;
if ($last && $end < $params['pageCount']) {
$offset = ($params['pageCount'] < $end + (int)$last) ? $params['pageCount'] - $end : $last;
if ($offset <= $last && $params['pageCount'] - $end > $offset) {
$out .= $this->last($offset, compact('tag', 'separator', 'ellipsis', 'class'));
} else {
$out .= $this->last($offset, compact('tag', 'separator', 'class') + array('before' => $separator));
}
}
} else {
$out .= $before;
for ($i = 1; $i <= $params['pageCount']; $i++) {
if ($i == $params['page']) {
$currentClass = 'current';
if ($class) {
$currentClass .= ' ' . $class;
}
$out .= $this->Html->tag($tag, $i, array('class' => $currentClass));
} else {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $i), $options), compact('class'));
}
if ($i != $params['pageCount']) {
$out .= $separator;
}
}
$out .= $after;
}
return $out;
}
/**
* Returns a first or set of numbers for the first pages.
*
* `echo $this->Paginator->first('< first');`
*
* Creates a single link for the first page. Will output nothing if you are on the first page.
*
* `echo $this->Paginator->first(3);`
*
* Will create links for the first 3 pages, once you get to the third or greater page. Prior to that
* nothing will be output.
*
* ### Options:
*
* - `tag` The tag wrapping tag you want to use, defaults to 'span'
* - `after` Content to insert after the link/tag
* - `model` The model to use defaults to PaginatorHelper::defaultModel()
* - `separator` Content between the generated links, defaults to ' | '
* - `ellipsis` Content for ellipsis, defaults to '...'
*
* @param mixed $first if string use as label for the link. If numeric, the number of page links
* you want at the beginning of the range.
* @param mixed $options An array of options.
* @return string numbers string.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::first
*/
public function first($first = '<< first', $options = array()) {
$options = array_merge(
array(
'tag' => 'span',
'after' => null,
'model' => $this->defaultModel(),
'separator' => ' | ',
'ellipsis' => '...',
'class' => null
),
(array)$options);
$params = array_merge(array('page' => 1), (array)$this->params($options['model']));
unset($options['model']);
if ($params['pageCount'] <= 1) {
return false;
}
extract($options);
unset($options['tag'], $options['after'], $options['model'], $options['separator'], $options['ellipsis'], $options['class']);
$out = '';
if (is_int($first) && $params['page'] >= $first) {
if ($after === null) {
$after = $ellipsis;
}
for ($i = 1; $i <= $first; $i++) {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $i), $options), compact('class'));
if ($i != $first) {
$out .= $separator;
}
}
$out .= $after;
} elseif ($params['page'] > 1 && is_string($first)) {
$options += array('rel' => 'first');
$out = $this->Html->tag($tag, $this->link($first, array('page' => 1), $options), compact('class'))
. $after;
}
return $out;
}
/**
* Returns a last or set of numbers for the last pages.
*
* `echo $this->Paginator->last('last >');`
*
* Creates a single link for the last page. Will output nothing if you are on the last page.
*
* `echo $this->Paginator->last(3);`
*
* Will create links for the last 3 pages. Once you enter the page range, no output will be created.
*
* ### Options:
*
* - `tag` The tag wrapping tag you want to use, defaults to 'span'
* - `before` Content to insert before the link/tag
* - `model` The model to use defaults to PaginatorHelper::defaultModel()
* - `separator` Content between the generated links, defaults to ' | '
* - `ellipsis` Content for ellipsis, defaults to '...'
*
* @param mixed $last if string use as label for the link, if numeric print page numbers
* @param mixed $options Array of options
* @return string numbers string.
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/paginator.html#PaginatorHelper::last
*/
public function last($last = 'last >>', $options = array()) {
$options = array_merge(
array(
'tag' => 'span',
'before' => null,
'model' => $this->defaultModel(),
'separator' => ' | ',
'ellipsis' => '...',
'class' => null
),
(array)$options);
$params = array_merge(array('page' => 1), (array)$this->params($options['model']));
unset($options['model']);
if ($params['pageCount'] <= 1) {
return false;
}
extract($options);
unset($options['tag'], $options['before'], $options['model'], $options['separator'], $options['ellipsis'], $options['class']);
$out = '';
$lower = $params['pageCount'] - $last + 1;
if (is_int($last) && $params['page'] <= $lower) {
if ($before === null) {
$before = $ellipsis;
}
for ($i = $lower; $i <= $params['pageCount']; $i++) {
$out .= $this->Html->tag($tag, $this->link($i, array('page' => $i), $options), compact('class'));
if ($i != $params['pageCount']) {
$out .= $separator;
}
}
$out = $before . $out;
} elseif ($params['page'] < $params['pageCount'] && is_string($last)) {
$options += array('rel' => 'last');
$out = $before . $this->Html->tag(
$tag, $this->link($last, array('page' => $params['pageCount']), $options), compact('class')
);
}
return $out;
}
}
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