From 9cb281868f544957582b53e89da1b87783221c30 Mon Sep 17 00:00:00 2001
From: Jakub Vrana <jakub@vrana.cz>
Date: Thu, 11 Jan 2018 11:55:17 +0100
Subject: [PATCH] Replace getElementById by shortcut for querySelector
 (requires IE8)

---
 adminer/create.inc.php            |  2 +-
 adminer/database.inc.php          |  2 +-
 adminer/include/adminer.inc.php   |  4 ++--
 adminer/include/functions.inc.php |  2 +-
 adminer/schema.inc.php            |  2 +-
 adminer/scheme.inc.php            |  2 +-
 adminer/static/editing.js         | 18 +++++++++---------
 adminer/static/functions.js       | 26 +++++++++++++++++---------
 adminer/trigger.inc.php           |  2 +-
 adminer/user.inc.php              |  2 +-
 editor/include/adminer.inc.php    |  6 +++---
 plugins/tables-filter.php         |  8 ++++----
 plugins/tinymce.php               |  2 +-
 13 files changed, 43 insertions(+), 35 deletions(-)

diff --git a/adminer/create.inc.php b/adminer/create.inc.php
index 19ae3f53..e57290dd 100644
--- a/adminer/create.inc.php
+++ b/adminer/create.inc.php
@@ -163,7 +163,7 @@ foreach ($engines as $engine) {
 <p>
 <?php if (support("columns") || $TABLE == "") { ?>
 <?php echo lang('Table name'); ?>: <input name="name" maxlength="64" value="<?php echo h($row["name"]); ?>" autocapitalize="off">
-<?php if ($TABLE == "" && !$_POST) { ?><script type='text/javascript'>focus(document.getElementById('form')['name']);</script><?php } ?>
+<?php if ($TABLE == "" && !$_POST) { ?><script type='text/javascript'>focus(qs('#form')['name']);</script><?php } ?>
 <?php echo ($engines ? "<select name='Engine' onchange='helpClose();'" . on_help("getTarget(event).value", 1) . ">" . optionlist(array("" => "(" . lang('engine') . ")") + $engines, $row["Engine"]) . "</select>" : ""); ?>
  <?php echo ($collations && !preg_match("~sqlite|mssql~", $jush) ? html_select("Collation", array("" => "(" . lang('collation') . ")") + $collations, $row["Collation"]) : ""); ?>
  <input type="submit" value="<?php echo lang('Save'); ?>">
diff --git a/adminer/database.inc.php b/adminer/database.inc.php
index a0c06b4f..98349f91 100644
--- a/adminer/database.inc.php
+++ b/adminer/database.inc.php
@@ -66,7 +66,7 @@ echo ($_POST["add_x"] || strpos($name, "\n")
 	'mssql' => "ms187963.aspx",
 )) : "");
 ?>
-<script type='text/javascript'>focus(document.getElementById('name'));</script>
+<script type='text/javascript'>focus(qs('#name'));</script>
 <input type="submit" value="<?php echo lang('Save'); ?>">
 <?php
 if (DB != "") {
diff --git a/adminer/include/adminer.inc.php b/adminer/include/adminer.inc.php
index 1861b561..dfcc0f07 100644
--- a/adminer/include/adminer.inc.php
+++ b/adminer/include/adminer.inc.php
@@ -95,7 +95,7 @@ class Adminer {
 <tr><th><?php echo lang('Database'); ?><td><input name="auth[db]" value="<?php echo h($_GET["db"]); ?>" autocapitalize="off">
 </table>
 <script type="text/javascript">
-focus(document.getElementById('username'));
+focus(qs('#username'));
 </script>
 <?php
 		echo "<p><input type='submit' value='" . lang('Login') . "'>\n";
@@ -413,7 +413,7 @@ focus(document.getElementById('username'));
 			json_row($key);
 		}
 		echo ";\n";
-		echo "selectFieldChange(document.getElementById('form'));\n";
+		echo "selectFieldChange(qs('#form'));\n";
 		echo "</script>\n";
 		echo "</div></fieldset>\n";
 	}
diff --git a/adminer/include/functions.inc.php b/adminer/include/functions.inc.php
index da99c9cc..ad71a341 100644
--- a/adminer/include/functions.inc.php
+++ b/adminer/include/functions.inc.php
@@ -1383,7 +1383,7 @@ function edit_form($TABLE, $fields, $row, $update) {
 		}
 	}
 	echo ($update ? "<input type='submit' name='delete' value='" . lang('Delete') . "'" . confirm() . ">\n"
-		: ($_POST || !$fields ? "" : "<script type='text/javascript'>focus(document.getElementById('form').getElementsByTagName('td')[1].firstChild);</script>\n")
+		: ($_POST || !$fields ? "" : "<script type='text/javascript'>focus(qs('#form').getElementsByTagName('td')[1].firstChild);</script>\n")
 	);
 	if (isset($_GET["select"])) {
 		hidden_fields(array("check" => (array) $_POST["check"], "clone" => $_POST["clone"], "all" => $_POST["all"]));
diff --git a/adminer/schema.inc.php b/adminer/schema.inc.php
index 1bc7241a..dea8a5d0 100644
--- a/adminer/schema.inc.php
+++ b/adminer/schema.inc.php
@@ -51,7 +51,7 @@ foreach (table_status('', true) as $table => $table_status) {
 <div id="schema" style="height: <?php echo $top; ?>em;" onselectstart="return false;">
 <script type="text/javascript">
 var tablePos = {<?php echo implode(",", $table_pos_js) . "\n"; ?>};
-var em = document.getElementById('schema').offsetHeight / <?php echo $top; ?>;
+var em = qs('#schema').offsetHeight / <?php echo $top; ?>;
 document.onmousemove = schemaMousemove;
 document.onmouseup = function (ev) {
 	schemaMouseup(ev, '<?php echo js_escape(DB); ?>');
diff --git a/adminer/scheme.inc.php b/adminer/scheme.inc.php
index 606e2654..c7d17d6e 100644
--- a/adminer/scheme.inc.php
+++ b/adminer/scheme.inc.php
@@ -27,7 +27,7 @@ if (!$row) {
 
 <form action="" method="post">
 <p><input name="name" id="name" value="<?php echo h($row["name"]); ?>" autocapitalize="off">
-<script type='text/javascript'>focus(document.getElementById('name'));</script>
+<script type='text/javascript'>focus(qs('#name'));</script>
 <input type="submit" value="<?php echo lang('Save'); ?>">
 <?php
 if ($_GET["ns"] != "") {
diff --git a/adminer/static/editing.js b/adminer/static/editing.js
index ceea6b1d..3bc9854c 100644
--- a/adminer/static/editing.js
+++ b/adminer/static/editing.js
@@ -338,7 +338,7 @@ function editingLengthChange(el) {
 function editingLengthFocus(field) {
 	var td = field.parentNode;
 	if (/(enum|set)$/.test(selectValue(td.previousSibling.firstChild))) {
-		var edit = document.getElementById('enum-edit');
+		var edit = qs('#enum-edit');
 		var val = field.value;
 		edit.value = (/^'.+'$/.test(val) ? val.substr(1, val.length - 2).replace(/','/g, "\n").replace(/''/g, "'") : val); //! doesn't handle 'a'',''b' correctly
 		td.appendChild(edit);
@@ -364,7 +364,7 @@ function editingLengthBlur(edit) {
 * @param number
 */
 function columnShow(checked, column) {
-	var trs = document.getElementById('edit-fields').getElementsByTagName('tr');
+	var trs = qs('#edit-fields').getElementsByTagName('tr');
 	for (var i=0; i < trs.length; i++) {
 		alterClass(trs[i].getElementsByTagName('td')[column], 'hidden', !checked);
 	}
@@ -374,7 +374,7 @@ function columnShow(checked, column) {
 */
 function editingHideDefaults() {
 	if (innerWidth < document.documentElement.scrollWidth) {
-		document.getElementById('form')['defaults'].checked = false;
+		qs('#form')['defaults'].checked = false;
 		columnShow(false, 5);
 	}
 }
@@ -385,7 +385,7 @@ function editingHideDefaults() {
 function partitionByChange(el) {
 	var partitionTable = /RANGE|LIST/.test(selectValue(el));
 	alterClass(el.form['partitions'], 'hidden', partitionTable || !el.selectedIndex);
-	alterClass(document.getElementById('partition-table'), 'hidden', !partitionTable);
+	alterClass(qs('#partition-table'), 'hidden', !partitionTable);
 	helpClose();
 }
 
@@ -533,7 +533,7 @@ function schemaMousemove(ev) {
 		var lineSet = { };
 		for (var i=0; i < divs.length; i++) {
 			if (divs[i].className == 'references') {
-				var div2 = document.getElementById((/^refs/.test(divs[i].id) ? 'refd' : 'refs') + divs[i].id.substr(4));
+				var div2 = qs('#' + (/^refs/.test(divs[i].id) ? 'refd' : 'refs') + divs[i].id.substr(4));
 				var ref = (tablePos[divs[i].title] ? tablePos[divs[i].title] : [ div2.parentNode.offsetTop / em, 0 ]);
 				var left1 = -1;
 				var id = divs[i].id.replace(/^ref.(.+)-.+/, '$1');
@@ -546,7 +546,7 @@ function schemaMousemove(ev) {
 					div2.getElementsByTagName('div')[0].style.width = -left2 + 'em';
 				}
 				if (!lineSet[id]) {
-					var line = document.getElementById(divs[i].id.replace(/^....(.+)-.+$/, 'refl$1'));
+					var line = qs('#' + divs[i].id.replace(/^....(.+)-.+$/, 'refl$1'));
 					var top1 = top + divs[i].offsetTop / em;
 					var top2 = top + div2.offsetTop / em;
 					if (divs[i].parentNode != div2.parentNode) {
@@ -578,7 +578,7 @@ function schemaMouseup(ev, db) {
 			s += '_' + key + ':' + Math.round(tablePos[key][0] * 10000) / 10000 + 'x' + Math.round(tablePos[key][1] * 10000) / 10000;
 		}
 		s = encodeURIComponent(s.substr(1));
-		var link = document.getElementById('schema-link');
+		var link = qs('#schema-link');
 		link.href = link.href.replace(/[^=]+$/, '') + s;
 		cookie('adminer_schema-' + db + '=' + s, 30); //! special chars in db
 	}
@@ -600,7 +600,7 @@ function helpMouseover(el, event, text, side) {
 		helpClose();
 	} else if (window.jush && (!helpIgnore || el != target)) {
 		helpOpen = 1;
-		var help = document.getElementById('help');
+		var help = qs('#help');
 		help.innerHTML = text;
 		jush.highlight_tag([ help ]);
 		alterClass(help, 'hidden');
@@ -628,5 +628,5 @@ function helpMouseout(el, event) {
 /** Close help
 */
 function helpClose() {
-	alterClass(document.getElementById('help'), 'hidden', true);
+	alterClass(qs('#help'), 'hidden', true);
 }
diff --git a/adminer/static/functions.js b/adminer/static/functions.js
index fb91b418..e332373e 100644
--- a/adminer/static/functions.js
+++ b/adminer/static/functions.js
@@ -1,4 +1,12 @@
 
+/** Get first element by selector
+* @param string
+* @return HTMLElement
+*/
+function qs(selector) {
+	return document.querySelector(selector);
+}
+
 /** Add or remove CSS class
 * @param HTMLElement
 * @param string
@@ -15,7 +23,7 @@ function alterClass(el, className, enable) {
 * @return boolean
 */
 function toggle(id) {
-	var el = document.getElementById(id);
+	var el = qs('#' + id);
 	el.className = (el.className == 'hidden' ? '' : 'hidden');
 	return true;
 }
@@ -54,7 +62,7 @@ function verifyVersion(current) {
 			}
 		}, false);
 	}
-	document.getElementById('version').appendChild(iframe);
+	qs('#version').appendChild(iframe);
 }
 
 /** Get value of select
@@ -108,7 +116,7 @@ function trCheck(el) {
 */
 function selectCount(id, count) {
 	setHtml(id, (count === '' ? '' : '(' + (count + '').replace(/\B(?=(\d{3})+$)/g, ' ') + ')'));
-	var inputs = document.getElementById(id).parentNode.parentNode.getElementsByTagName('input');
+	var inputs = qs('#' + id).parentNode.parentNode.getElementsByTagName('input');
 	for (var i = 0; i < inputs.length; i++) {
 		var input = inputs[i];
 		if (input.type == 'submit') {
@@ -149,7 +157,7 @@ function tableCheck() {
 * @param string
 */
 function formUncheck(id) {
-	var el = document.getElementById(id);
+	var el = qs('#' + id);
 	el.checked = false;
 	trCheck(el);
 }
@@ -237,7 +245,7 @@ function checkboxClick(event, el) {
 * @param string undefined to set parentNode to &nbsp;
 */
 function setHtml(id, html) {
-	var el = document.getElementById(id);
+	var el = qs('#' + id);
 	if (el) {
 		if (html == null) {
 			el.parentNode.innerHTML = '&nbsp;';
@@ -361,7 +369,7 @@ function columnMouse(el, className) {
  * @param string
  */
 function selectSearch(name) {
-	var el = document.getElementById('fieldset-search');
+	var el = qs('#fieldset-search');
 	el.className = '';
 	var divs = el.getElementsByTagName('div');
 	for (var i=0; i < divs.length; i++) {
@@ -514,7 +522,7 @@ function fieldChange(field) {
 function ajax(url, callback, data, message) {
 	var request = (window.XMLHttpRequest ? new XMLHttpRequest() : (window.ActiveXObject ? new ActiveXObject('Microsoft.XMLHTTP') : false));
 	if (request) {
-		var ajaxStatus = document.getElementById('ajaxstatus');
+		var ajaxStatus = qs('#ajaxstatus');
 		if (message) {
 			ajaxStatus.innerHTML = '<div class="message">' + message + '</div>';
 			ajaxStatus.className = ajaxStatus.className.replace(/ hidden/g, '');
@@ -584,7 +592,7 @@ function ajaxForm(form, message, button) {
 	return ajax(url, function (request) {
 		setHtml('ajaxstatus', request.responseText);
 		if (window.jush) {
-			jush.highlight_tag(document.getElementById('ajaxstatus').getElementsByTagName('code'), 0);
+			jush.highlight_tag(qs('#ajaxstatus').getElementsByTagName('code'), 0);
 		}
 	}, data, message);
 }
@@ -678,7 +686,7 @@ function selectLoadMore(a, limit, loading) {
 		return ajax(href, function (request) {
 			var tbody = document.createElement('tbody');
 			tbody.innerHTML = request.responseText;
-			document.getElementById('table').appendChild(tbody);
+			qs('#table').appendChild(tbody);
 			if (tbody.children.length < limit) {
 				a.parentNode.removeChild(a);
 			} else {
diff --git a/adminer/trigger.inc.php b/adminer/trigger.inc.php
index 4270770e..42afb976 100644
--- a/adminer/trigger.inc.php
+++ b/adminer/trigger.inc.php
@@ -40,7 +40,7 @@ page_header(($name != "" ? lang('Alter trigger') . ": " . h($name) : lang('Creat
 <tr><th><?php echo lang('Type'); ?><td><?php echo html_select("Type", $trigger_options["Type"], $row["Type"]); ?>
 </table>
 <p><?php echo lang('Name'); ?>: <input name="Trigger" value="<?php echo h($row["Trigger"]); ?>" maxlength="64" autocapitalize="off">
-<script type="text/javascript">document.getElementById('form')['Timing'].onchange();</script>
+<script type="text/javascript">qs('#form')['Timing'].onchange();</script>
 <p><?php textarea("Statement", $row["Statement"]); ?>
 <p>
 <input type="submit" value="<?php echo lang('Save'); ?>">
diff --git a/adminer/user.inc.php b/adminer/user.inc.php
index f45078ab..4d9afd9f 100644
--- a/adminer/user.inc.php
+++ b/adminer/user.inc.php
@@ -135,7 +135,7 @@ if ($_POST) {
 <tr><th><?php echo lang('Server'); ?><td><input name="host" maxlength="60" value="<?php echo h($row["host"]); ?>" autocapitalize="off">
 <tr><th><?php echo lang('Username'); ?><td><input name="user" maxlength="16" value="<?php echo h($row["user"]); ?>" autocapitalize="off">
 <tr><th><?php echo lang('Password'); ?><td><input name="pass" id="pass" value="<?php echo h($row["pass"]); ?>">
-<?php if (!$row["hashed"]) { ?><script type="text/javascript">typePassword(document.getElementById('pass'));</script><?php } ?>
+<?php if (!$row["hashed"]) { ?><script type="text/javascript">typePassword(qs('#pass'));</script><?php } ?>
 <?php echo checkbox("hashed", 1, $row["hashed"], lang('Hashed'), "typePassword(this.form['pass'], this.checked);"); ?>
 </table>
 
diff --git a/editor/include/adminer.inc.php b/editor/include/adminer.inc.php
index ae405202..e0dd1383 100644
--- a/editor/include/adminer.inc.php
+++ b/editor/include/adminer.inc.php
@@ -59,7 +59,7 @@ class Adminer {
 <tr><th><?php echo lang('Password'); ?><td><input type="password" name="auth[password]">
 </table>
 <script type="text/javascript">
-focus(document.getElementById('username'));
+focus(qs('#username'));
 </script>
 <?php
 		echo "<p><input type='submit' value='" . lang('Login') . "'>\n";
@@ -399,7 +399,7 @@ ORDER BY ORDINAL_POSITION", null, "") as $row) { //! requires MySQL 5
 				$field = idf_escape($_POST["email_field"]);
 				$subject = $_POST["email_subject"];
 				$message = $_POST["email_message"];
-				preg_match_all('~\\{\\$([a-z0-9_]+)\\}~i', "$subject.$message", $matches); // allows {$name} in subject or message
+				preg_match_all('~\\{\\$('#' + [a-z0-9_]+)\\}~i', "$subject.$message", $matches); // allows {$name} in subject or message
 				$rows = get_rows("SELECT DISTINCT $field" . ($matches[1] ? ", " . implode(", ", array_map('idf_escape', array_unique($matches[1]))) : "") . " FROM " . table($_GET["select"])
 					. " WHERE $field IS NOT NULL AND $field != ''"
 					. ($where ? " AND " . implode(" AND ", $where) : "")
@@ -488,7 +488,7 @@ ORDER BY ORDINAL_POSITION", null, "") as $row) { //! requires MySQL 5
 			return "$function()";
 		}
 		$return = $value;
-		if (preg_match('~date|timestamp~', $field["type"]) && preg_match('(^' . str_replace('\\$1', '(?P<p1>\\d*)', preg_replace('~(\\\\\\$([2-6]))~', '(?P<p\\2>\\d{1,2})', preg_quote(lang('$1-$3-$5')))) . '(.*))', $value, $match)) {
+		if (preg_match('~date|timestamp~', $field["type"]) && preg_match('(^' . str_replace('\\$1', '(?P<p1>\\d*)', preg_replace('~(\\\\\\$('#' + [2-6]))~', '(?P<p\\2>\\d{1,2})', preg_quote(lang('$1-$3-$5')))) . '(.*))', $value, $match)) {
 			$return = ($match["p1"] != "" ? $match["p1"] : ($match["p2"] != "" ? ($match["p2"] < 70 ? 20 : 19) . $match["p2"] : gmdate("Y"))) . "-$match[p3]$match[p4]-$match[p5]$match[p6]" . end($match);
 		}
 		$return = ($field["type"] == "bit" && preg_match('~^[0-9]+$~', $value) ? $return : q($return));
diff --git a/plugins/tables-filter.php b/plugins/tables-filter.php
index 72297121..ef278f32 100644
--- a/plugins/tables-filter.php
+++ b/plugins/tables-filter.php
@@ -28,7 +28,7 @@ var tablesFilterTimeout = null;
 var tablesFilterValue = '';
 
 function tablesFilter(){
-	var value = document.getElementById('filter-field').value.toLowerCase();
+	var value = qs('#filter-field').value.toLowerCase();
 	if (value == tablesFilterValue) {
 		return;
 	}
@@ -40,7 +40,7 @@ function tablesFilter(){
 	if (sessionStorage) {
 		sessionStorage.setItem('adminer_tables_filter', value);
 	}
-	var tables = document.getElementById('tables').getElementsByTagName('li');
+	var tables = qs('#tables').getElementsByTagName('li');
 	for (var i = 0; i < tables.length; i++) {
 		var a = tables[i].getElementsByTagName('a')[1];
 		var text = tables[i].getAttribute('data-table-name');
@@ -60,10 +60,10 @@ function tablesFilterInput() {
 }
 
 if (sessionStorage){
-	var db = document.getElementById('dbs').getElementsByTagName('select')[0];
+	var db = qs('#dbs').getElementsByTagName('select')[0];
 	db = db.options[db.selectedIndex].text;
 	if (db == sessionStorage.getItem('adminer_tables_filter_db') && sessionStorage.getItem('adminer_tables_filter')){
-		document.getElementById('filter-field').value = sessionStorage.getItem('adminer_tables_filter');
+		qs('#filter-field').value = sessionStorage.getItem('adminer_tables_filter');
 		tablesFilter();
 	}
 	sessionStorage.setItem('adminer_tables_filter_db', db);
diff --git a/plugins/tinymce.php b/plugins/tinymce.php
index 8e47516a..1bd52c7a 100644
--- a/plugins/tinymce.php
+++ b/plugins/tinymce.php
@@ -71,7 +71,7 @@ tinyMCE.init({
 			return "<textarea$attrs id='fields-" . h($field["field"]) . "' rows='12' cols='50'>" . h($value) . "</textarea><script type='text/javascript'>
 tinyMCE.remove(tinyMCE.get('fields-" . js_escape($field["field"]) . "') || { });
 tinyMCE.execCommand('mceAddControl', true, 'fields-" . js_escape($field["field"]) . "');
-document.getElementById('form').onsubmit = function () {
+qs('#form').onsubmit = function () {
 	tinyMCE.each(tinyMCE.editors, function (ed) {
 		ed.remove();
 	});