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[ticket/11849] Remove pagination functions

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The functions where changed in 3.1 anyway, so we can just delete them

PHPBB3-11849
This commit is contained in:
Joas Schilling 2013-12-12 01:42:46 +01:00
parent ed16fbd5b7
commit a485184434
1 changed files with 0 additions and 219 deletions
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219
phpBB/includes/functions.php
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@ -2205,225 +2205,6 @@ function tracking_unserialize($string, $max_depth = 3)
return $level;
}
// Pagination functions
/**
* Generate a pagination link based on the url and the page information
*
* @param string $base_url is url prepended to all links generated within the function
* If you use page numbers inside your controller route, base_url should contains a placeholder (%d)
* for the page. Also be sure to specify the pagination path information into the start_name argument
* @param string $on_page is the page for which we want to generate the link
* @param string $start_name is the name of the parameter containing the first item of the given page (example: start=20)
* If you use page numbers inside your controller route, start name should be the string
* that should be removed for the first page (example: /page/%d)
* @param int $per_page the number of items, posts, etc. to display per page, used to determine the number of pages to produce
* @return URL for the requested page
*/
function phpbb_generate_page_link($base_url, $on_page, $start_name, $per_page)
{
if (strpos($start_name, '%d') !== false)
{
return ($on_page > 1) ? sprintf($base_url, (int) $on_page) : str_replace($start_name, '', $base_url);
}
else
{
$url_delim = (strpos($base_url, '?') === false) ? '?' : ((strpos($base_url, '?') === strlen($base_url) - 1) ? '' : '&');
return ($on_page > 1) ? $base_url . $url_delim . $start_name . '=' . (($on_page - 1) * $per_page) : $base_url;
}
}
/**
* Generate template rendered pagination
* Allows full control of rendering of pagination with the template
*
* @param object $template the template object
* @param string $base_url is url prepended to all links generated within the function
* If you use page numbers inside your controller route, base_url should contains a placeholder (%d)
* for the page. Also be sure to specify the pagination path information into the start_name argument
* @param string $block_var_name is the name assigned to the pagination data block within the template (example: <!-- BEGIN pagination -->)
* @param string $start_name is the name of the parameter containing the first item of the given page (example: start=20)
* If you use page numbers inside your controller route, start name should be the string
* that should be removed for the first page (example: /page/%d)
* @param int $num_items the total number of items, posts, etc., used to determine the number of pages to produce
* @param int $per_page the number of items, posts, etc. to display per page, used to determine the number of pages to produce
* @param int $start_item the item which should be considered currently active, used to determine the page we're on
* @param bool $reverse_count determines whether we weight display of the list towards the start (false) or end (true) of the list
* @param bool $ignore_on_page decides whether we enable an active (unlinked) item, used primarily for embedded lists
* @return null
*/
function phpbb_generate_template_pagination($template, $base_url, $block_var_name, $start_name, $num_items, $per_page, $start_item = 1, $reverse_count = false, $ignore_on_page = false)
{
// Make sure $per_page is a valid value
$per_page = ($per_page <= 0) ? 1 : $per_page;
$total_pages = ceil($num_items / $per_page);
if ($total_pages == 1 || !$num_items)
{
return;
}
$on_page = floor($start_item / $per_page) + 1;
if ($reverse_count)
{
$start_page = ($total_pages > 5) ? $total_pages - 4 : 1;
$end_page = $total_pages;
}
else
{
// What we're doing here is calculating what the "start" and "end" pages should be. We
// do this by assuming pagination is "centered" around the currently active page with
// the three previous and three next page links displayed. Anything more than that and
// we display the ellipsis, likewise anything less.
//
// $start_page is the page at which we start creating the list. When we have five or less
// pages we start at page 1 since there will be no ellipsis displayed. Anymore than that
// and we calculate the start based on the active page. This is the min/max calculation.
// First (max) would we end up starting on a page less than 1? Next (min) would we end
// up starting so close to the end that we'd not display our minimum number of pages.
//
// $end_page is the last page in the list to display. Like $start_page we use a min/max to
// determine this number. Again at most five pages? Then just display them all. More than
// five and we first (min) determine whether we'd end up listing more pages than exist.
// We then (max) ensure we're displaying the minimum number of pages.
$start_page = ($total_pages > 5) ? min(max(1, $on_page - 3), $total_pages - 4) : 1;
$end_page = ($total_pages > 5) ? max(min($total_pages, $on_page + 3), 5) : $total_pages;
}
$u_previous_page = $u_next_page = '';
if ($on_page != 1)
{
$u_previous_page = phpbb_generate_page_link($base_url, $on_page - 1, $start_name, $per_page);
$template->assign_block_vars($block_var_name, array(
'PAGE_NUMBER' => '',
'PAGE_URL' => $u_previous_page,
'S_IS_CURRENT' => false,
'S_IS_PREV' => true,
'S_IS_NEXT' => false,
'S_IS_ELLIPSIS' => false,
));
}
// This do...while exists purely to negate the need for start and end assign_block_vars, i.e.
// to display the first and last page in the list plus any ellipsis. We use this loop to jump
// around a little within the list depending on where we're starting (and ending).
$at_page = 1;
do
{
// We decide whether to display the ellipsis during the loop. The ellipsis is always
// displayed as either the second or penultimate item in the list. So are we at either
// of those points and of course do we even need to display it, i.e. is the list starting
// on at least page 3 and ending three pages before the final item.
$template->assign_block_vars($block_var_name, array(
'PAGE_NUMBER' => $at_page,
'PAGE_URL' => phpbb_generate_page_link($base_url, $at_page, $start_name, $per_page),
'S_IS_CURRENT' => (!$ignore_on_page && $at_page == $on_page),
'S_IS_NEXT' => false,
'S_IS_PREV' => false,
'S_IS_ELLIPSIS' => ($at_page == 2 && $start_page > 2) || ($at_page == $total_pages - 1 && $end_page < $total_pages - 1),
));
// We may need to jump around in the list depending on whether we have or need to display
// the ellipsis. Are we on page 2 and are we more than one page away from the start
// of the list? Yes? Then we jump to the start of the list. Likewise are we at the end of
// the list and are there more than two pages left in total? Yes? Then jump to the penultimate
// page (so we can display the ellipsis next pass). Else, increment the counter and keep
// going
if ($at_page == 2 && $at_page < $start_page - 1)
{
$at_page = $start_page;
}
else if ($at_page == $end_page && $end_page < $total_pages - 1)
{
$at_page = $total_pages - 1;
}
else
{
$at_page++;
}
}
while ($at_page <= $total_pages);
if ($on_page != $total_pages)
{
$u_next_page = phpbb_generate_page_link($base_url, $on_page + 1, $start_name, $per_page);
$template->assign_block_vars($block_var_name, array(
'PAGE_NUMBER' => '',
'PAGE_URL' => $u_next_page,
'S_IS_CURRENT' => false,
'S_IS_PREV' => false,
'S_IS_NEXT' => true,
'S_IS_ELLIPSIS' => false,
));
}
// If the block_var_name is a nested block, we will use the last (most
// inner) block as a prefix for the template variables. If the last block
// name is pagination, the prefix is empty. If the rest of the
// block_var_name is not empty, we will modify the last row of that block
// and add our pagination items.
$tpl_block_name = $tpl_prefix = '';
if (strrpos($block_var_name, '.') !== false)
{
$tpl_block_name = substr($block_var_name, 0, strrpos($block_var_name, '.'));
$tpl_prefix = strtoupper(substr($block_var_name, strrpos($block_var_name, '.') + 1));
}
else
{
$tpl_prefix = strtoupper($block_var_name);
}
$tpl_prefix = ($tpl_prefix == 'PAGINATION') ? '' : $tpl_prefix . '_';
$template_array = array(
$tpl_prefix . 'BASE_URL' => $base_url,
$tpl_prefix . 'PER_PAGE' => $per_page,
'U_' . $tpl_prefix . 'PREVIOUS_PAGE' => ($on_page != 1) ? $u_previous_page : '',
'U_' . $tpl_prefix . 'NEXT_PAGE' => ($on_page != $total_pages) ? $u_next_page : '',
$tpl_prefix . 'TOTAL_PAGES' => $total_pages,
$tpl_prefix . 'CURRENT_PAGE' => $on_page,
);
if ($tpl_block_name)
{
$template->alter_block_array($tpl_block_name, $template_array, true, 'change');
}
else
{
$template->assign_vars($template_array);
}
}
/**
* Return current page
* This function also sets certain specific template variables
*
* @param object $template the template object
* @param object $user the user object
* @param string $base_url the base url used to call this page, used by Javascript for popup jump to page
* @param int $num_items the total number of items, posts, topics, etc.
* @param int $per_page the number of items, posts, etc. per page
* @param int $start the item which should be considered currently active, used to determine the page we're on
* @return null
*/
function phpbb_on_page($template, $user, $base_url, $num_items, $per_page, $start)
{
// Make sure $per_page is a valid value
$per_page = ($per_page <= 0) ? 1 : $per_page;
$on_page = floor($start / $per_page) + 1;
$template->assign_vars(array(
'PER_PAGE' => $per_page,
'ON_PAGE' => $on_page,
'BASE_URL' => $base_url,
));
return sprintf($user->lang['PAGE_OF'], $on_page, max(ceil($num_items / $per_page), 1));
}
// Server functions (building urls, redirecting...)
/**