PHP url_escape函数代码示例

 /**
  * Show a page of aliases.
  *
  * Note: $can_manage = whether things like "add new alias" should be shown
  *
  * @param array $aliases An array of ($old_tag => $new_tag)
  * @param int $pageNumber
  * @param int $totalPages
  */
 public function display_aliases($aliases, $pageNumber, $totalPages)
 {
     global $page, $user;
     $can_manage = $user->can("manage_alias_list");
     if ($can_manage) {
         $h_action = "<th width='10%'>Action</th>";
         $h_add = "\n\t\t\t\t<tr>\n\t\t\t\t\t" . make_form(make_link("alias/add")) . "\n\t\t\t\t\t\t<td><input type='text' name='oldtag'></td>\n\t\t\t\t\t\t<td><input type='text' name='newtag'></td>\n\t\t\t\t\t\t<td><input type='submit' value='Add'></td>\n\t\t\t\t\t</form>\n\t\t\t\t</tr>\n\t\t\t";
     } else {
         $h_action = "";
         $h_add = "";
     }
     $h_aliases = "";
     foreach ($aliases as $old => $new) {
         $h_old = html_escape($old);
         $h_new = "<a href='" . make_link("post/list/" . url_escape($new) . "/1") . "'>" . html_escape($new) . "</a>";
         $h_aliases .= "<tr><td>{$h_old}</td><td>{$h_new}</td>";
         if ($can_manage) {
             $h_aliases .= "\n\t\t\t\t\t<td>\n\t\t\t\t\t\t" . make_form(make_link("alias/remove")) . "\n\t\t\t\t\t\t\t<input type='hidden' name='oldtag' value='{$h_old}'>\n\t\t\t\t\t\t\t<input type='submit' value='Remove'>\n\t\t\t\t\t\t</form>\n\t\t\t\t\t</td>\n\t\t\t\t";
         }
         $h_aliases .= "</tr>";
     }
     $html = "\n\t\t\t<table id='aliases' class='sortable zebra'>\n\t\t\t\t<thead><tr><th>From</th><th>To</th>{$h_action}</tr></thead>\n\t\t\t\t<tbody>{$h_aliases}</tbody>\n\t\t\t\t<tfoot>{$h_add}</tfoot>\n\t\t\t</table>\n\t\t\t<p><a href='" . make_link("alias/export/aliases.csv") . "'>Download as CSV</a></p>\n\t\t";
     $bulk_html = "\n\t\t\t" . make_form(make_link("alias/import"), 'post', true) . "\n\t\t\t\t<input type='file' name='alias_file'>\n\t\t\t\t<input type='submit' value='Upload List'>\n\t\t\t</form>\n\t\t";
     $page->set_title("Alias List");
     $page->set_heading("Alias List");
     $page->add_block(new NavBlock());
     $page->add_block(new Block("Aliases", $html));
     if ($can_manage) {
         $page->add_block(new Block("Bulk Upload", $bulk_html, "main", 51));
     }
     $this->display_paginator($page, "alias/list", null, $pageNumber, $totalPages);
 }

 public function display_table(Page $page, $extensions, $editable)
 {
     $h_en = $editable ? "<th>Enabled</th>" : "";
     $html = "\n\t\t\t" . make_form(make_link("ext_manager/set")) . "\n\t\t\t\t<script type='text/javascript'>\n\t\t\t\t\$(document).ready(function() {\n\t\t\t\t\t\$(\"#extensions\").tablesorter();\n\t\t\t\t});\n\t\t\t\t</script>\n\t\t\t\t<table id='extensions' class='zebra'>\n\t\t\t\t\t<thead>\n\t\t\t\t\t\t<tr>{$h_en}<th>Name</th><th>Description</th></tr>\n\t\t\t\t\t</thead>\n\t\t\t\t\t<tbody>\n\t\t";
     foreach ($extensions as $extension) {
         if (!$editable && $extension->visibility == "admin") {
             continue;
         }
         $h_name = html_escape(empty($extension->name) ? $extension->ext_name : $extension->name);
         $h_description = html_escape($extension->description);
         if ($extension->enabled === TRUE) {
             $h_enabled = " checked='checked'";
         } else {
             if ($extension->enabled === FALSE) {
                 $h_enabled = "";
             } else {
                 $h_enabled = " disabled checked='checked'";
             }
         }
         $h_link = make_link("ext_doc/" . url_escape($extension->ext_name));
         $h_en = $editable ? "<td><input type='checkbox' name='ext_" . html_escape($extension->ext_name) . "'{$h_enabled}></td>" : "";
         $html .= "\n\t\t\t\t<tr>\n\t\t\t\t\t{$h_en}\n\t\t\t\t\t<td><a href='{$h_link}'>{$h_name}</a></td>\n\t\t\t\t\t<td style='text-align: left;'>{$h_description}</td>\n\t\t\t\t</tr>";
     }
     $h_set = $editable ? "<tfoot><tr><td colspan='5'><input type='submit' value='Set Extensions'></td></tr></tfoot>" : "";
     $html .= "\n\t\t\t\t\t</tbody>\n\t\t\t\t\t{$h_set}\n\t\t\t\t</table>\n\t\t\t</form>\n\t\t";
     $page->set_title("Extensions");
     $page->set_heading("Extensions");
     $page->add_block(new NavBlock());
     $page->add_block(new Block("Extension Manager", $html));
 }

 /**
  * @param array $images
  * @param array $search_terms
  * @param int $page_number
  */
 private function do_rss($images, $search_terms, $page_number)
 {
     global $page;
     global $config;
     $page->set_mode("data");
     $page->set_type("application/rss+xml");
     $data = "";
     foreach ($images as $image) {
         $data .= $this->thumb($image);
     }
     $title = $config->get_string('title');
     $base_href = make_http(get_base_href());
     $search = "";
     if (count($search_terms) > 0) {
         $search = url_escape(implode(" ", $search_terms)) . "/";
     }
     if ($page_number > 1) {
         $prev_url = make_link("rss/images/{$search}" . ($page_number - 1));
         $prev_link = "<atom:link rel=\"previous\" href=\"{$prev_url}\" />";
     } else {
         $prev_link = "";
     }
     $next_url = make_link("rss/images/{$search}" . ($page_number + 1));
     $next_link = "<atom:link rel=\"next\" href=\"{$next_url}\" />";
     // no end...
     $version = VERSION;
     $xml = "<" . "?xml version=\"1.0\" encoding=\"utf-8\" ?" . ">\n<rss version=\"2.0\" xmlns:media=\"http://search.yahoo.com/mrss\" xmlns:atom=\"http://www.w3.org/2005/Atom\">\n    <channel>\n        <title>{$title}</title>\n        <description>The latest uploads to the image board</description>\n\t\t<link>{$base_href}</link>\n\t\t<generator>Shimmie-{$version}</generator>\n\t\t<copyright>(c) 2007 Shish</copyright>\n\t\t{$prev_link}\n\t\t{$next_link}\n\t\t{$data}\n\t</channel>\n</rss>";
     $page->set_data($xml);
 }

 public function display_aliases(Page $page, $aliases, $is_admin, $pageNumber, $totalPages)
 {
     if ($is_admin) {
         $action = "<th width='10%'>Action</th>";
         $add = "\n\t\t\t\t<tr>\n\t\t\t\t\t<form action='" . make_link("alias/add") . "' method='POST'>\n\t\t\t\t\t\t<td><input type='text' name='oldtag'></td>\n\t\t\t\t\t\t<td><input type='text' name='newtag'></td>\n\t\t\t\t\t\t<td><input type='submit' value='Add'></td>\n\t\t\t\t\t</form>\n\t\t\t\t</tr>\n\t\t\t";
     } else {
         $action = "";
         $add = "";
     }
     $h_aliases = "";
     $n = 0;
     foreach ($aliases as $old => $new) {
         $h_old = html_escape($old);
         $h_new = "<a href='" . make_link("post/list/" . url_escape($new) . "/1") . "'>" . html_escape($new) . "</a>";
         $oe = $n++ % 2 == 0 ? "even" : "odd";
         $h_aliases .= "<tr class='{$oe}'><td>{$h_old}</td><td>{$h_new}</td>";
         if ($is_admin) {
             $h_aliases .= "\n\t\t\t\t\t<td>\n\t\t\t\t\t\t<form action='" . make_link("alias/remove") . "' method='POST'>\n\t\t\t\t\t\t\t<input type='hidden' name='oldtag' value='{$h_old}'>\n\t\t\t\t\t\t\t<input type='submit' value='Remove'>\n\t\t\t\t\t\t</form>\n\t\t\t\t\t</td>\n\t\t\t\t";
         }
         $h_aliases .= "</tr>";
     }
     $html = "\n\t\t\t<script>\n\t\t\t\$(document).ready(function() {\n\t\t\t\t\$(\"#aliases\").tablesorter();\n\t\t\t});\n\t\t\t</script>\n\t\t\t<table id='aliases' class='zebra'>\n\t\t\t\t<thead><tr><th>From</th><th>To</th>{$action}</tr></thead>\n\t\t\t\t<tbody>{$h_aliases}</tbody>\n\t\t\t\t<tfoot>{$add}</tfoot>\n\t\t\t</table>\n\t\t\t<p><a href='" . make_link("alias/export/aliases.csv") . "'>Download as CSV</a></p>\n\t\t";
     $bulk_html = "\n\t\t\t<form enctype='multipart/form-data' action='" . make_link("alias/import") . "' method='POST'>\n\t\t\t\t<input type='file' name='alias_file'>\n\t\t\t\t<input type='submit' value='Upload List'>\n\t\t\t</form>\n\t\t";
     $page->set_title("Alias List");
     $page->set_heading("Alias List");
     $page->add_block(new NavBlock());
     $page->add_block(new Block("Aliases", $html));
     if ($is_admin) {
         $page->add_block(new Block("Bulk Upload", $bulk_html, "main", 51));
     }
     $this->display_paginator($page, "alias/list", null, $pageNumber, $totalPages);
 }

 /**
  * Returns info about the current page number.
  *
  * @param PageRequestEvent $event
  * @return array
  */
 private function get_list_pageinfo(PageRequestEvent $event)
 {
     global $config, $database;
     // get the amount of images per page
     $images_per_page = $config->get_int('index_images');
     // if there are no tags, use default
     if (is_null($event->get_arg(1))) {
         $prefix = "";
         $page_number = int_escape($event->get_arg(0));
         $total_pages = ceil($database->get_one("SELECT COUNT(*) FROM images") / $images_per_page);
     } else {
         // if there are tags, use pages with tags
         $prefix = url_escape($event->get_arg(0)) . "/";
         $page_number = int_escape($event->get_arg(1));
         $total_pages = ceil($database->get_one("SELECT count FROM tags WHERE tag=:tag", array("tag" => $event->get_arg(0))) / $images_per_page);
     }
     // creates previous & next values
     // When previous first page, go to last page
     if ($page_number <= 1) {
         $prev = $total_pages;
     } else {
         $prev = $page_number - 1;
     }
     if ($page_number >= $total_pages) {
         $next = 1;
     } else {
         $next = $page_number + 1;
     }
     // Create return array
     $pageinfo = array("prev" => $prefix . $prev, "next" => $prefix . $next);
     return $pageinfo;
 }

 /**
  * @param Page $page
  * @param Image[] $images
  */
 public function display_page(Page $page, $images)
 {
     global $config;
     if (count($this->search_terms) == 0) {
         $query = null;
         $page_title = $config->get_string('title');
     } else {
         $search_string = implode(' ', $this->search_terms);
         $query = url_escape($search_string);
         $page_title = html_escape($search_string);
     }
     $nav = $this->build_navigation($this->page_number, $this->total_pages, $this->search_terms);
     $page->set_title($page_title);
     $page->set_heading($page_title);
     $page->add_block(new Block("Search", $nav, "left", 0));
     if (count($images) > 0) {
         if ($query) {
             $page->add_block(new Block("Images", $this->build_table($images, "search={$query}"), "main", 10));
             $this->display_paginator($page, "post/list/{$query}", null, $this->page_number, $this->total_pages);
         } else {
             $page->add_block(new Block("Images", $this->build_table($images, null), "main", 10));
             $this->display_paginator($page, "post/list", null, $this->page_number, $this->total_pages);
         }
     } else {
         $page->add_block(new Block("No Images Found", "No images were found to match the search criteria"));
     }
 }

    /**
     * @param Page $page
     * @param array $history
     * @param int $page_number
     */
    public function display_global_page(Page $page, $history, $page_number)
    {
        $start_string = "\n\t\t\t<div style='text-align: left'>\n\t\t\t\t" . make_form(make_link("tag_history/revert")) . "\n\t\t\t\t\t<ul style='list-style-type:none;'>\n\t\t";
        $end_string = "\n\t\t\t\t\t</ul>\n\t\t\t\t\t<input type='submit' value='Revert To'>\n\t\t\t\t</form>\n\t\t\t</div>\n\t\t";
        global $user;
        $history_list = "";
        foreach ($history as $fields) {
            $current_id = $fields['id'];
            $image_id = $fields['image_id'];
            $current_tags = html_escape($fields['tags']);
            $name = $fields['name'];
            $h_ip = $user->can("view_ip") ? " " . show_ip($fields['user_ip'], "Tagging Image #{$image_id} as '{$current_tags}'") : "";
            $setter = "<a href='" . make_link("user/" . url_escape($name)) . "'>" . html_escape($name) . "</a>{$h_ip}";
            $history_list .= '
				<li>
					<input type="radio" name="revert" value="' . $current_id . '">
					<a href="' . make_link('post/view/' . $image_id) . '">' . $image_id . '</a>:
					' . $current_tags . ' (Set by ' . $setter . ')
				</li>
			';
        }
        $history_html = $start_string . $history_list . $end_string;
        $page->set_title("Global Tag History");
        $page->set_heading("Global Tag History");
        $page->add_block(new Block("Tag History", $history_html, "main", 10));
        $h_prev = $page_number <= 1 ? "Prev" : '<a href="' . make_link('tag_history/all/' . ($page_number - 1)) . '">Prev</a>';
        $h_index = "<a href='" . make_link() . "'>Index</a>";
        $h_next = '<a href="' . make_link('tag_history/all/' . ($page_number + 1)) . '">Next</a>';
        $nav = $h_prev . ' | ' . $h_index . ' | ' . $h_next;
        $page->add_block(new Block("Navigation", $nav, "left"));
    }

 public function display_pms(Page $page, $pms)
 {
     global $user;
     $html = "\n\t\t\t<script type='text/javascript'>\n\t\t\t\$(document).ready(function() {\n\t\t\t\t\$(\"#pms\").tablesorter();\n\t\t\t});\n\t\t\t</script>\n\t\t\t<table id='pms' class='zebra'>\n\t\t\t\t<thead><tr><th>Subject</th><th>From</th><th>Date</th><th>Action</th></tr></thead>\n\t\t\t\t<tbody>";
     $n = 0;
     foreach ($pms as $pm) {
         $oe = $n++ % 2 == 0 ? "even" : "odd";
         $h_subject = html_escape($pm->subject);
         if (strlen(trim($h_subject)) == 0) {
             $h_subject = "(No subject)";
         }
         $from_name = User::by_id($pm->from_id)->name;
         $h_from = html_escape($from_name);
         $from_url = make_link("user/" . url_escape($from_name));
         $pm_url = make_link("pm/read/" . $pm->id);
         $del_url = make_link("pm/delete");
         $h_date = html_escape($pm->sent_date);
         if ($pm->is_read) {
             $h_subject = "<b>{$h_subject}</b>";
         }
         $html .= "<tr class='{$oe}'><td><a href='{$pm_url}'>{$h_subject}</a></td>\n\t\t\t<td><a href='{$from_url}'>{$h_from}</a></td><td>{$h_date}</td>\n\t\t\t<td><form action='{$del_url}' method='POST'>\n\t\t\t\t<input type='hidden' name='pm_id' value='{$pm->id}'>\n\t\t\t\t" . $user->get_auth_html() . "\n\t\t\t\t<input type='submit' value='Delete'>\n\t\t\t</form></td></tr>";
     }
     $html .= "\n\t\t\t\t</tbody>\n\t\t\t</table>\n\t\t";
     $page->add_block(new Block("Private Messages", $html, "main", 10));
 }

 public function display_events($events)
 {
     $table = "\n<style>\n.sizedinputs TD INPUT {\n\twidth: 100%;\n}\n</style>\n<table class='zebra'>\n\t<thead>\n\t\t<tr><th>Time</th><th>Module</th><th>User</th><th>Message</th></tr>\n\t\t<form action='" . make_link("log/view") . "' method='GET'>\n\t\t\t<tr class='sizedinputs'>\n\t\t\t\t<td><input type='text' name='time' value='" . $this->heie("time") . "'></td>\n\t\t\t\t<td><input type='text' name='module' value='" . $this->heie("module") . "'></td>\n\t\t\t\t<td><input type='text' name='user' value='" . $this->heie("user") . "'></td>\n\t\t\t\t<td>\n\t\t\t\t\t<select name='priority'>\n\t\t\t\t\t\t<option value='" . SCORE_LOG_DEBUG . "'>Debug</option>\n\t\t\t\t\t\t<option value='" . SCORE_LOG_INFO . "' selected>Info</option>\n\t\t\t\t\t\t<option value='" . SCORE_LOG_WARNING . "'>Warning</option>\n\t\t\t\t\t\t<option value='" . SCORE_LOG_ERROR . "'>Error</option>\n\t\t\t\t\t\t<option value='" . SCORE_LOG_CRITICAL . "'>Critical</option>\n\t\t\t\t\t</select>\n\t\t\t\t\t<input type='submit' value='Search' style='width: 20%'>\n\t\t\t\t</td>\n\t\t\t</tr>\n\t\t</form>\n\t</thead>\n\t<tbody>\n";
     $n = 0;
     foreach ($events as $event) {
         $oe = $n++ % 2 == 0 ? "even" : "odd";
         $c = $this->pri_to_col($event['priority']);
         $table .= "<tr style='color: {$c}' class='{$oe}'>";
         $table .= "<td>" . str_replace(" ", "&nbsp;", $event['date_sent']) . "</td>";
         $table .= "<td>" . $event['section'] . "</td>";
         if ($event['username'] == "Anonymous") {
             $table .= "<td>" . $event['address'] . "</td>";
         } else {
             $table .= "<td><span title='" . $event['address'] . "'>" . "<a href='" . make_link("user/" . url_escape($event['username'])) . "'>" . html_escape($event['username']) . "</a>" . "</span></td>";
         }
         $table .= "<td>" . $this->scan_entities(html_escape($event['message'])) . "</td>";
         $table .= "</tr>\n";
     }
     $table .= "</tbody></table>";
     global $page;
     $page->set_title("Event Log");
     $page->set_heading("Event Log");
     $page->add_block(new NavBlock());
     $page->add_block(new Block("Events", $table));
 }

 public function display_pms(Page $page, $pms)
 {
     global $user;
     $html = "\n\t\t\t<table id='pms' class='zebra sortable'>\n\t\t\t\t<thead><tr><th>R?</th><th>Subject</th><th>From</th><th>Date</th><th>Action</th></tr></thead>\n\t\t\t\t<tbody>";
     foreach ($pms as $pm) {
         $h_subject = html_escape($pm->subject);
         if (strlen(trim($h_subject)) == 0) {
             $h_subject = "(No subject)";
         }
         $from = User::by_id($pm->from_id);
         $from_name = $from->name;
         $h_from = html_escape($from_name);
         $from_url = make_link("user/" . url_escape($from_name));
         $pm_url = make_link("pm/read/" . $pm->id);
         $del_url = make_link("pm/delete");
         $h_date = html_escape($pm->sent_date);
         $readYN = "Y";
         if (!$pm->is_read) {
             $h_subject = "<b>{$h_subject}</b>";
             $readYN = "N";
         }
         $hb = $from->can("hellbanned") ? "hb" : "";
         $html .= "<tr class='{$hb}'>\n\t\t\t<td>{$readYN}</td>\n\t\t\t<td><a href='{$pm_url}'>{$h_subject}</a></td>\n\t\t\t<td><a href='{$from_url}'>{$h_from}</a></td><td>{$h_date}</td>\n\t\t\t<td><form action='{$del_url}' method='POST'>\n\t\t\t\t<input type='hidden' name='pm_id' value='{$pm->id}'>\n\t\t\t\t" . $user->get_auth_html() . "\n\t\t\t\t<input type='submit' value='Delete'>\n\t\t\t</form></td>\n\t\t\t</tr>";
     }
     $html .= "\n\t\t\t\t</tbody>\n\t\t\t</table>\n\t\t";
     $page->add_block(new Block("Private Messages", $html, "main", 40, "private-messages"));
 }

 public function display_image(Page $page, Image $image)
 {
     $data_href = get_base_href();
     $ilink = $image->get_image_link();
     $fname = url_escape($image->filename);
     //Most of the time this will be the title/artist of the song.
     $html = "\n\t\t\t<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000'\n\t\t\t        codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0'\n\t\t\t\t\twidth='400' height='15'>\n\t\t\t\t<param name='movie' value='{$data_href}/ext/handle_mp3/xspf_player_slim.swf?song_url={$ilink}'/>\n\t\t\t\t<param name='quality' value='high' />\n\t\t\t\t<embed src='{$data_href}/ext/handle_mp3/xspf_player_slim.swf?song_url={$ilink}&song_title={$fname}' quality='high'\n\t\t\t\t\tpluginspage='http://www.macromedia.com/go/getflashplayer'\n\t\t\t\t\twidth='400' height='15'\n\t\t\t\t\ttype='application/x-shockwave-flash'></embed>\n\t\t\t</object>\n\t\t\t<p><a href='{$ilink}'>Download</a>";
     $page->add_block(new Block("Music", $html, "main", 10));
 }

 /**
  * @param array $images
  * @param int $page_number
  * @param int $total_pages
  * @param bool $can_post
  */
 public function display_comment_list($images, $page_number, $total_pages, $can_post)
 {
     global $config, $page, $user;
     $page->disable_left();
     // parts for the whole page
     $prev = $page_number - 1;
     $next = $page_number + 1;
     $h_prev = $page_number <= 1 ? "Prev" : "<a href='" . make_link("comment/list/{$prev}") . "'>Prev</a>";
     $h_index = "<a href='" . make_link() . "'>Index</a>";
     $h_next = $page_number >= $total_pages ? "Next" : "<a href='" . make_link("comment/list/{$next}") . "'>Next</a>";
     $nav = "{$h_prev} | {$h_index} | {$h_next}";
     $page->set_title("Comments");
     $page->set_heading("Comments");
     $page->add_block(new Block("Navigation", $nav, "left"));
     $this->display_paginator($page, "comment/list", null, $page_number, $total_pages);
     // parts for each image
     $position = 10;
     $comment_captcha = $config->get_bool('comment_captcha');
     $comment_limit = $config->get_int("comment_list_count", 10);
     foreach ($images as $pair) {
         $image = $pair[0];
         $comments = $pair[1];
         $thumb_html = $this->build_thumb_html($image);
         $s = "&nbsp;&nbsp;&nbsp;";
         $un = $image->get_owner()->name;
         $t = "";
         foreach ($image->get_tag_array() as $tag) {
             $u_tag = url_escape($tag);
             $t .= "<a href='" . make_link("post/list/{$u_tag}/1") . "'>" . html_escape($tag) . "</a> ";
         }
         $p = autodate($image->posted);
         $r = class_exists("Ratings") ? "<b>Rating</b> " . Ratings::rating_to_human($image->rating) : "";
         $comment_html = "<b>Date</b> {$p} {$s} <b>User</b> {$un} {$s} {$r}<br><b>Tags</b> {$t}<p>&nbsp;";
         $comment_count = count($comments);
         if ($comment_limit > 0 && $comment_count > $comment_limit) {
             //$hidden = $comment_count - $comment_limit;
             $comment_html .= "<p>showing {$comment_limit} of {$comment_count} comments</p>";
             $comments = array_slice($comments, -$comment_limit);
         }
         foreach ($comments as $comment) {
             $comment_html .= $this->comment_to_html($comment);
         }
         if ($can_post) {
             if (!$user->is_anonymous()) {
                 $comment_html .= $this->build_postbox($image->id);
             } else {
                 if (!$comment_captcha) {
                     $comment_html .= $this->build_postbox($image->id);
                 } else {
                     $comment_html .= "<a href='" . make_link("post/view/" . $image->id) . "'>Add Comment</a>";
                 }
             }
         }
         $html = "\n\t\t\t\t<table><tr>\n\t\t\t\t\t<td style='width: 220px;'>{$thumb_html}</td>\n\t\t\t\t\t<td style='text-align: left;'>{$comment_html}</td>\n\t\t\t\t</tr></table>\n\t\t\t";
         $page->add_block(new Block("&nbsp;", $html, "main", $position++));
     }
 }

 public function receive_event(Event $event)
 {
     global $config, $database, $page, $user;
     if (is_null($this->theme)) {
         $this->theme = get_theme_object($this);
     }
     if (is_a($event, 'PageRequestEvent') && ($event->page_matches("post/prev") || $event->page_matches("post/next"))) {
         $image_id = int_escape($event->get_arg(0));
         if (isset($_GET['search'])) {
             $search_terms = explode(' ', $_GET['search']);
             $query = "search=" . url_escape($_GET['search']);
         } else {
             $search_terms = array();
             $query = null;
         }
         $image = Image::by_id($image_id);
         if ($event->page_matches("post/next")) {
             $image = $image->get_next($search_terms);
         } else {
             $image = $image->get_prev($search_terms);
         }
         if (!is_null($image)) {
             $page->set_mode("redirect");
             $page->set_redirect(make_link("post/view/{$image->id}", $query));
         } else {
             $this->theme->display_error($page, "Image not found", "No more images");
         }
     }
     if ($event instanceof PageRequestEvent && $event->page_matches("post/view")) {
         $image_id = int_escape($event->get_arg(0));
         $image = Image::by_id($image_id);
         if (!is_null($image)) {
             send_event(new DisplayingImageEvent($image));
             $iabbe = new ImageAdminBlockBuildingEvent($image, $user);
             send_event($iabbe);
             ksort($iabbe->parts);
             $this->theme->display_admin_block($page, $iabbe->parts);
         } else {
             $this->theme->display_error($page, "Image not found", "No image in the database has the ID #{$image_id}");
         }
     }
     if ($event instanceof PageRequestEvent && $event->page_matches("post/set")) {
         $image_id = int_escape($_POST['image_id']);
         send_event(new ImageInfoSetEvent(Image::by_id($image_id)));
         $query = $_POST['query'];
         $page->set_mode("redirect");
         $page->set_redirect(make_link("post/view/{$image_id}", $query));
     }
     if ($event instanceof DisplayingImageEvent) {
         $iibbe = new ImageInfoBoxBuildingEvent($event->get_image(), $user);
         send_event($iibbe);
         ksort($iibbe->parts);
         $this->theme->display_page($page, $event->get_image(), $iibbe->parts);
     }
 }

 protected function display_page_images(Page $page, $images)
 {
     if (count($this->search_terms) > 0) {
         $query = url_escape(implode(' ', $this->search_terms));
         $page->add_block(new Block("Images", $this->build_table($images, "#search={$query}"), "main", 10, "image-list"));
         $this->display_paginator($page, "post/list/{$query}", null, $this->page_number, $this->total_pages);
     } else {
         $page->add_block(new Block("Images", $this->build_table($images, null), "main", 10, "image-list"));
         $this->display_paginator($page, "post/list", null, $this->page_number, $this->total_pages);
     }
 }

 protected function create_edit_html(WikiPage $page)
 {
     $h_title = html_escape($page->title);
     $u_title = url_escape($page->title);
     $i_revision = int_escape($page->revision) + 1;
     global $user;
     if ($user->is_admin()) {
         $val = $page->is_locked() ? " checked" : "";
         $lock = "<br>Lock page: <input type='checkbox' name='lock'{$val}>";
     } else {
         $lock = "";
     }
     return "\n\t\t\t" . make_form(make_link("wiki_admin/save")) . "\n\t\t\t\t<input type='hidden' name='title' value='{$h_title}'>\n\t\t\t\t<input type='hidden' name='revision' value='{$i_revision}'>\n\t\t\t\t<textarea name='body' style='width: 100%' rows='20'>" . html_escape($page->body) . "</textarea>\n\t\t\t\t{$lock}\n\t\t\t\t<br><input type='submit' value='Save'>\n\t\t\t</form>\n\t\t";
 }