fembooru/ext/source_history/theme.php

<?php
class Source_HistoryTheme extends Themelet
{
    private $messages = [];

    public function display_history_page(Page $page, int $image_id, array $history)
    {
        global $user;
        $start_string = "
			<div style='text-align: left'>
				".make_form(make_link("source_history/revert"))."
					<ul style='list-style-type:none;'>
		";

        $history_list = "";
        $n = 0;
        foreach ($history as $fields) {
            $n++;
            $current_id = $fields['id'];
            $current_source = html_escape($fields['source']);
            $name = $fields['name'];
            $date_set = autodate($fields['date_set']);
            $h_ip = $user->can("view_ip") ? " ".show_ip($fields['user_ip'], "Sourcing Image #$image_id as '$current_source'") : "";
            $setter = "<a href='".make_link("user/".url_escape($name))."'>".html_escape($name)."</a>$h_ip";

            $selected = ($n == 2) ? " checked" : "";

            $history_list .= "
				<li>
					<input type='radio' name='revert' id='$current_id' value='$current_id'$selected>
					<label for='$current_id'>
						$current_source
						<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
						Set by $setter $date_set
					</label>
				</li>
				";
        }

        $end_string = "
					</ul>
					<input type='submit' value='Revert To'>
				</form>
			</div>
		";
        $history_html = $start_string . $history_list . $end_string;

        $page->set_title('Image '.$image_id.' Source History');
        $page->set_heading('Source History: '.$image_id);
        $page->add_block(new NavBlock());
        $page->add_block(new Block("Source History", $history_html, "main", 10));
    }

    public function display_global_page(Page $page, array $history, int $page_number)
    {
        $start_string = "
			<div style='text-align: left'>
				".make_form(make_link("source_history/revert"))."
					<ul style='list-style-type:none;'>
		";
        $end_string = "
					</ul>
					<input type='submit' value='Revert To'>
				</form>
			</div>
		";

        global $user;
        $history_list = "";
        foreach ($history as $fields) {
            $current_id = $fields['id'];
            $image_id = $fields['image_id'];
            $current_source = html_escape($fields['source']);
            $name = $fields['name'];
            $h_ip = $user->can("view_ip") ? " ".show_ip($fields['user_ip'], "Sourcing Image #$image_id as '$current_source'") : "";
            $setter = "<a href='".make_link("user/".url_escape($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>:
					'.$current_source.' (Set by '.$setter.')
				</li>
			';
        }

        $history_html = $start_string . $history_list . $end_string;
        $page->set_title("Global Source History");
        $page->set_heading("Global Source History");
        $page->add_block(new Block("Source History", $history_html, "main", 10));


        $h_prev = ($page_number <= 1) ? "Prev" :
            '<a href="'.make_link('source_history/all/'.($page_number-1)).'">Prev</a>';
        $h_index = "<a href='".make_link()."'>Index</a>";
        $h_next = '<a href="'.make_link('source_history/all/'.($page_number+1)).'">Next</a>';

        $nav = $h_prev.' | '.$h_index.' | '.$h_next;
        $page->add_block(new Block("Navigation", $nav, "left"));
    }

    /**
     * Add a section to the admin page.
     */
    public function display_admin_block(string $validation_msg='')
    {
        global $page;
        
        if (!empty($validation_msg)) {
            $validation_msg = '<br><b>'. $validation_msg .'</b>';
        }
        
        $html = '
			Revert source changes/edit by a specific IP address or username.
			<br>You can restrict the time frame to revert these edits as well.
			<br>(Date format: 2011-10-23)
			'.$validation_msg.'

			<br><br>'.make_form(make_link("source_history/bulk_revert"), 'POST')."
				<table class='form'>
					<tr><th>Username</th>        <td><input type='text' name='revert_name' size='15'></td></tr>
					<tr><th>IP&nbsp;Address</th> <td><input type='text' name='revert_ip' size='15'></td></tr>
					<tr><th>Date&nbsp;range</th> <td><input type='date' name='revert_date' size='15'></td></tr>
					<tr><td colspan='2'><input type='submit' value='Revert'></td></tr>
				</table>
			</form>
		";
        $page->add_block(new Block("Mass Source Revert", $html));
    }
    
    /*
     * Show a standard page for results to be put into
     */
    public function display_revert_ip_results()
    {
        global $page;
        $html = implode($this->messages, "\n");
        $page->add_block(new Block("Bulk Revert Results", $html));
    }

    public function add_status(string $title, string $body)
    {
        $this->messages[] = '<p><b>'. $title .'</b><br>'. $body .'</p>';
    }
}