<?php
namespace Fisharebest\Webtrees;

/**
 * webtrees: online genealogy
 * Copyright (C) 2015 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * Class top10_pageviews_WT_Module
 */
class top10_pageviews_WT_Module extends Module implements ModuleBlockInterface {
	/** {@inheritdoc} */
	public function getTitle() {
		return /* I18N: Name of a module */ I18N::translate('Most viewed pages');
	}

	/** {@inheritdoc} */
	public function getDescription() {
		return /* I18N: Description of the “Most visited pages” module */ I18N::translate('A list of the pages that have been viewed the most number of times.');
	}

	/** {@inheritdoc} */
	public function getBlock($block_id, $template = true, $cfg = null) {
		global $ctype;

		$num             = get_block_setting($block_id, 'num', '10');
		$count_placement = get_block_setting($block_id, 'count_placement', 'before');
		$block           = get_block_setting($block_id, 'block', '0');

		if ($cfg) {
			foreach (array('count_placement', 'num', 'block') as $name) {
				if (array_key_exists($name, $cfg)) {
					$$name = $cfg[$name];
				}
			}
		}

		$id    = $this->getName() . $block_id;
		$class = $this->getName() . '_block';
		if ($ctype === 'gedcom' && WT_USER_GEDCOM_ADMIN || $ctype === 'user' && Auth::check()) {
			$title = '<i class="icon-admin" title="' . I18N::translate('Configure') . '" onclick="modalDialog(\'block_edit.php?block_id=' . $block_id . '\', \'' . $this->getTitle() . '\');"></i>';
		} else {
			$title = '';
		}
		$title .= $this->getTitle();

		$content = "";
		// load the lines from the file
		$top10 = Database::prepare(
			"SELECT page_parameter, page_count" .
			" FROM `##hit_counter`" .
			" WHERE gedcom_id = :tree_id AND page_name IN ('individual.php','family.php','source.php','repo.php','note.php','mediaviewer.php')" .
			" ORDER BY page_count DESC LIMIT :limit"
		)->execute(array(
			'tree_id' => WT_GED_ID,
			'limit'   => (int) $num,
		))->FetchAssoc();


		if ($block) {
			$content .= "<table width=\"90%\">";
		} else {
			$content .= "<table>";
		}
		foreach ($top10 as $id=>$count) {
			$record = GedcomRecord::getInstance($id);
			if ($record && $record->canShow()) {
				$content .= '<tr valign="top">';
				if ($count_placement == 'before') {
					$content .= '<td dir="ltr" align="right">[' . $count . ']</td>';
				}
				$content .= '<td class="name2" ><a href="' . $record->getHtmlUrl() . '">' . $record->getFullName() . '</a></td>';
				if ($count_placement == 'after') {
					$content .= '<td dir="ltr" align="right">[' . $count . ']</td>';
				}
				$content .= '</tr>';
			}
		}
		$content .= "</table>";

		if ($template) {
			if ($block) {
				$class .= ' small_inner_block';
			}
			return Theme::theme()->formatBlock($id, $title, $class, $content);
		} else {
			return $content;
		}
	}

	/** {@inheritdoc} */
	public function loadAjax() {
		return true;
	}

	/** {@inheritdoc} */
	public function isUserBlock() {
		return false;
	}

	/** {@inheritdoc} */
	public function isGedcomBlock() {
		return true;
	}

	/** {@inheritdoc} */
	public function configureBlock($block_id) {
		if (Filter::postBool('save') && Filter::checkCsrf()) {
			set_block_setting($block_id, 'num', Filter::postInteger('num', 1, 10000, 10));
			set_block_setting($block_id, 'count_placement', Filter::post('count_placement', 'before|after', 'before'));
			set_block_setting($block_id, 'block', Filter::postBool('block'));
		}

		$num             = get_block_setting($block_id, 'num', '10');
		$count_placement = get_block_setting($block_id, 'count_placement', 'before');
		$block           = get_block_setting($block_id, 'block', '0');

		echo '<tr><td class="descriptionbox wrap width33">';
		echo I18N::translate('Number of items to show');
		echo '</td><td class="optionbox">';
		echo '<input type="text" name="num" size="2" value="', $num, '">';
		echo '</td></tr>';

		echo "<tr><td class=\"descriptionbox wrap width33\">";
		echo I18N::translate('Place counts before or after name?');
		echo "</td><td class=\"optionbox\">";
		echo select_edit_control('count_placement', array('before'=> I18N::translate('before'), 'after'=> I18N::translate('after')), null, $count_placement, '');
		echo '</td></tr>';

		echo '<tr><td class="descriptionbox wrap width33">';
		echo /* I18N: label for a yes/no option */ I18N::translate('Add a scrollbar when block contents grow');
		echo '</td><td class="optionbox">';
		echo edit_field_yes_no('block', $block);
		echo '</td></tr>';
	}
}
