68 lines
2.7 KiB
PHP
68 lines
2.7 KiB
PHP
<?php
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class Themelet extends BaseThemelet
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{
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/**
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* Add a generic paginator.
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*/
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public function display_paginator(Page $page, string $base, ?string $query, int $page_number, int $total_pages, bool $show_random = false)
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{
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if ($total_pages == 0) {
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$total_pages = 1;
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}
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$body = $this->futaba_build_paginator($page_number, $total_pages, $base, $query);
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$page->add_block(new Block(null, $body, "main", 90));
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}
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/**
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* Generate a single HTML link.
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*/
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public function futaba_gen_page_link(string $base_url, ?string $query, string $page, string $name): string
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{
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$link = make_link("$base_url/$page", $query);
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return "[<a href='$link'>{$name}</a>]";
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}
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public function futaba_gen_page_link_block(string $base_url, ?string $query, int $page, int $current_page, string $name): string
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{
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$paginator = "";
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if ($page == $current_page) {
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$paginator .= "<b>";
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}
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$paginator .= $this->futaba_gen_page_link($base_url, $query, $page, $name);
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if ($page == $current_page) {
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$paginator .= "</b>";
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}
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return $paginator;
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}
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public function futaba_build_paginator(int $current_page, int $total_pages, string $base_url, ?string $query): string
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{
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$next = $current_page + 1;
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$prev = $current_page - 1;
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//$rand = mt_rand(1, $total_pages);
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$at_start = ($current_page <= 1 || $total_pages <= 1);
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$at_end = ($current_page >= $total_pages);
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//$first_html = $at_start ? "First" : $this->futaba_gen_page_link($base_url, $query, 1, "First");
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$prev_html = $at_start ? "Prev" : $this->futaba_gen_page_link($base_url, $query, $prev, "Prev");
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//$random_html = $this->futaba_gen_page_link($base_url, $query, $rand, "Random");
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$next_html = $at_end ? "Next" : $this->futaba_gen_page_link($base_url, $query, $next, "Next");
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//$last_html = $at_end ? "Last" : $this->futaba_gen_page_link($base_url, $query, $total_pages, "Last");
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$start = $current_page-5 > 1 ? $current_page-5 : 1;
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$end = $start+10 < $total_pages ? $start+10 : $total_pages;
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$pages = [];
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foreach (range($start, $end) as $i) {
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$pages[] = $this->futaba_gen_page_link_block($base_url, $query, $i, $current_page, $i);
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}
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$pages_html = implode(" ", $pages);
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//return "<p class='paginator'>$first_html | $prev_html | $random_html | $next_html | $last_html".
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// "<br><< $pages_html >></p>";
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return "<p class='paginator'>{$prev_html} {$pages_html} {$next_html}</p>";
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}
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}
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