81 lines
2.9 KiB
PHP
81 lines
2.9 KiB
PHP
<?php
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class Themelet {
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/**
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* Generic error message display
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*/
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public function display_error(Page $page, $title, $message) {
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$page->set_title($title);
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$page->set_heading($title);
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$page->add_block(new NavBlock());
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$page->add_block(new Block("Error", $message));
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}
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/**
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* Generic thumbnail code; returns HTML rather than adding
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* a block since thumbs tend to go inside blocks...
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*/
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public function build_thumb_html(Image $image, $query=null) {
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global $config;
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$h_view_link = make_link("post/view/{$image->id}", $query);
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$h_tip = html_escape($image->get_tooltip());
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$h_thumb_link = $image->get_thumb_link();
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$tsize = get_thumbnail_size($image->width, $image->height);
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return "<a class='thumb' href='$h_view_link'><img title='$h_tip' alt='$h_tip' ".
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"width='{$tsize[0]}' height='{$tsize[1]}' src='$h_thumb_link' /></a>";
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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, $base, $query, $page_number, $total_pages, $position=90) {
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if($total_pages == 0) $total_pages = 1;
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$body = $this->build_paginator($page_number, $total_pages, $base, $query);
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$page->add_block(new Block(null, $body, "main", $position));
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}
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private function gen_page_link($base_url, $query, $page, $name) {
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$link = make_link("$base_url/$page", $query);
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return "[<a href='$link'>$name</a>]";
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}
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private function gen_page_link_block($base_url, $query, $page, $current_page, $name) {
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$paginator = "";
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if($page == $current_page) $paginator .= "<b>";
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$paginator .= $this->gen_page_link($base_url, $query, $page, $name);
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if($page == $current_page) $paginator .= "</b>";
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return $paginator;
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}
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private function build_paginator($current_page, $total_pages, $base_url, $query) {
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$next = $current_page + 1;
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$prev = $current_page - 1;
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$rand = 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" : $this->gen_page_link($base_url, $query, 1, "First");
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$prev_html = $at_start ? "Prev" : $this->gen_page_link($base_url, $query, $prev, "Prev");
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$random_html = $this->gen_page_link($base_url, $query, $rand, "Random");
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$next_html = $at_end ? "Next" : $this->gen_page_link($base_url, $query, $next, "Next");
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$last_html = $at_end ? "Last" : $this->gen_page_link($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 = array();
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foreach(range($start, $end) as $i) {
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$pages[] = $this->gen_page_link_block($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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?>
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