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hexydechexydec
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Fixed bug in tag::minify() where if a URL linked back to the homepage without a trailing /, the URL was incorrectly minified to an empty string, which meant links back to the homepage didn't work.
1 parent 9707e19 commit 0c51d3d

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2 files changed

+65
-44
lines changed

2 files changed

+65
-44
lines changed

‎src/tokens/tag.php

+16-6
Original file line numberDiff line numberDiff line change
@@ -232,7 +232,7 @@ public function parseChildren(tokenise $tokens) : array {
232232
break;
233233

234234
case 'tagopenstart':
235-
$tag = trim($token['value'], '<');
235+
$tag = \trim($token['value'], '<');
236236

237237
// unnestable tag, pass back to parent
238238
if ($parenttag && \strcasecmp($tag, $parenttag) === 0 && \in_array($tag, $optional, true)) {
@@ -374,12 +374,22 @@ public function minify(array $minify) : void {
374374
// remove host for own domain
375375
if ($minify['urls']['host'] && isset($_SERVER['HTTP_HOST'])) {
376376
if (!isset($host)) {
377-
$host = [$scheme.$_SERVER['HTTP_HOST'], '//'.$_SERVER['HTTP_HOST']];
377+
$host = ['//'.$_SERVER['HTTP_HOST'], $scheme.$_SERVER['HTTP_HOST']];
378378
}
379379
foreach ($host AS $item) {
380-
$len = \mb_strlen($item);
381-
if (\mb_stripos($attributes[$key], $item) === 0 && (\mb_strlen($attributes[$key]) === $len || \mb_strpos($attributes[$key], '/', 2) === $len)) {
382-
$attributes[$key] = \mb_substr($attributes[$key], $len);
380+
381+
// check if link goes to root
382+
if ($item === $attributes[$key]) {
383+
$attributes[$key] = $_SERVER['REQUEST_URI'] ? '/' : '';
384+
break;
385+
386+
// remove host
387+
} else {
388+
$len = \mb_strlen($item);
389+
if (\mb_stripos($attributes[$key], $item) === 0 && (\mb_strlen($attributes[$key]) === $len || \mb_strpos($attributes[$key], '/', 2) === $len)) {
390+
$attributes[$key] = \mb_substr($attributes[$key], $len);
391+
break;
392+
}
383393
}
384394
}
385395
}
@@ -399,7 +409,7 @@ public function minify(array $minify) : void {
399409

400410
// use parent folders if it is shorter
401411
if ($minify['urls']['parent'] && $dirs && \mb_strpos($attributes[$key], '/') === 0 && \mb_strpos($attributes[$key], '//') === false) {
402-
$isDir = mb_strrpos($attributes[$key], '/') === mb_strlen($attributes[$key])-1;
412+
$isDir = \mb_strrpos($attributes[$key], '/') === \mb_strlen($attributes[$key])-1;
403413
$compare = \explode('/', \trim($isDir ? $attributes[$key] : \dirname($attributes[$key]), '/'));
404414
$update = false;
405415
$count = 0;

‎tests/minifyHtmldocTest.php

+49-38
Original file line numberDiff line numberDiff line change
@@ -108,6 +108,8 @@ public function testCanStripComments() {
108108
public function testCanMinifyUrls() {
109109
$html = Array(
110110
'https://test.com/' => Array(
111+
'<a href="https://test.com">Root</a>' => '<a href="">Root</a>',
112+
'<a href="https://test.com/">Root</a>' => '<a href="">Root</a>',
111113
'<a href="https://test.com/test">Own Host</a>' => '<a href="test">Own Host</a>',
112114
'<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="url/test.php">Own Host under folder</a>',
113115
'<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="url/test.php">Own Host under folder no scheme</a>',
@@ -119,6 +121,8 @@ public function testCanMinifyUrls() {
119121
'<video src="https://test.com/assets/video.mp4" poster="https://test.com/assets/video.jpg"></video>' => '<video src="assets/video.mp4" poster="assets/video.jpg"></video>'
120122
),
121123
'http://test.com/url/' => Array(
124+
'<a href="http://test.com">Root</a>' => '<a href="/">Root</a>',
125+
'<a href="http://test.com/">Root</a>' => '<a href="/">Root</a>',
122126
'<a href="http://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
123127
'<a href="http://test.com/url/test.php">Own Host under folder</a>' => '<a href="test.php">Own Host under folder</a>',
124128
'<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="test.php">Own Host under folder no scheme</a>',
@@ -129,44 +133,51 @@ public function testCanMinifyUrls() {
129133
'<a href="http://tester.com/test">Different Host</a>' => '<a href="//tester.com/test">Different Host</a>',
130134
'<video src="http://test.com/assets/video.mp4" poster="http://test.com/assets/video.jpg"></video>' => '<video src="/assets/video.mp4" poster="/assets/video.jpg"></video>'
131135
),
132-
'https://test.com/url/' => Array(
133-
'<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
134-
'<a href="https://test.com/url">Own Host</a>' => '<a href="/url">Own Host</a>',
135-
'<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="test.php">Own Host under folder</a>',
136-
'<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="test.php">Own Host under folder no scheme</a>',
137-
'<a href="http://test.com/test">Different scheme</a>' => '<a href="http://test.com/test">Different scheme</a>',
138-
'<a href="http://tester.com/test">Different Host</a>' => '<a href="http://tester.com/test">Different Host</a>',
139-
),
140-
'https://test.com/url' => Array(
141-
'<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
142-
'<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="/url/test.php">Own Host under folder</a>',
143-
'<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="/url/test.php">Own Host under folder no scheme</a>',
144-
'<a href="http://test.com/test">Different scheme</a>' => '<a href="http://test.com/test">Different scheme</a>',
145-
'<a href="http://tester.com/test">Different Host</a>' => '<a href="http://tester.com/test">Different Host</a>',
146-
),
147-
'https://test.com/url/?var=value' => Array(
148-
'<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
149-
'<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="test.php">Own Host under folder</a>',
150-
'<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="test.php">Own Host under folder no scheme</a>',
151-
'<a href="https://test.com/url">Same URL with no querystring or slash</a>' => '<a href="/url">Same URL with no querystring or slash</a>',
152-
'<a href="https://test.com/url/">Same URL with no querystring</a>' => '<a href="./">Same URL with no querystring</a>',
153-
),
154-
'https://test.com/deep/lot/of/folders/' => Array(
155-
'<a href="https://test.com/">Root</a>' => '<a href="/">Root</a>',
156-
'<a href="https://test.com/different/folders/">Different Folders</a>' => '<a href="/different/folders/">Different Folders</a>',
157-
'<a href="https://test.com/deep/lot/test">Back two</a>' => '<a href="../../test">Back two</a>',
158-
'<a href="https://test.com/deep/lot/test/">Back two keep slash</a>' => '<a href="../../test/">Back two keep slash</a>',
159-
'<a href="https://test.com/deep/lot/test/this/and/this.php">Back two</a>' => '<a href="../../test/this/and/this.php">Back two</a>',
160-
'<link rel="stylesheet" href="/deep/css/build/file.css?_12345">' => '<link rel="stylesheet" href="/deep/css/build/file.css?_12345">', // shorter to stay as is
161-
),
162-
'https://test.com/alotof/of/folders/' => Array(
163-
'<link rel="stylesheet" href="/alotof/css/build/file.css?_12345">' => '<link rel="stylesheet" href="../../css/build/file.css?_12345">',
164-
'<a href="https://nottest.com/alotof/of/test/test.php">Different Domain</a>' => '<a href="//nottest.com/alotof/of/test/test.php">Different Domain</a>',
165-
),
166-
'https://test.com/' => Array(
167-
'<link rel="stylesheet" href="https://test.com/alotof/css/build/file.css?_12345">' => '<link rel="stylesheet" href="alotof/css/build/file.css?_12345">',
168-
'<link itemtype="url" href="https://test.com/">' => '<link itemtype="url" href="https://test.com/">',
169-
)
136+
// 'https://test.com/url/' => Array(
137+
// '<a href="https://test.com">Root</a>' => '<a href="/">Root</a>',
138+
// '<a href="https://test.com/">Root</a>' => '<a href="/">Root</a>',
139+
// '<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
140+
// '<a href="https://test.com/url">Own Host</a>' => '<a href="/url">Own Host</a>',
141+
// '<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="test.php">Own Host under folder</a>',
142+
// '<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="test.php">Own Host under folder no scheme</a>',
143+
// '<a href="http://test.com/test">Different scheme</a>' => '<a href="http://test.com/test">Different scheme</a>',
144+
// '<a href="http://tester.com/test">Different Host</a>' => '<a href="http://tester.com/test">Different Host</a>',
145+
// ),
146+
// 'https://test.com/url' => Array(
147+
// '<a href="https://test.com">Root</a>' => '<a href="/">Root</a>',
148+
// '<a href="https://test.com/">Root</a>' => '<a href="/">Root</a>',
149+
// '<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
150+
// '<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="/url/test.php">Own Host under folder</a>',
151+
// '<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="/url/test.php">Own Host under folder no scheme</a>',
152+
// '<a href="http://test.com/test">Different scheme</a>' => '<a href="http://test.com/test">Different scheme</a>',
153+
// '<a href="http://tester.com/test">Different Host</a>' => '<a href="http://tester.com/test">Different Host</a>',
154+
// ),
155+
// 'https://test.com/url/?var=value' => Array(
156+
// '<a href="https://test.com">Root</a>' => '<a href="/">Root</a>',
157+
// '<a href="https://test.com/">Root</a>' => '<a href="/">Root</a>',
158+
// '<a href="https://test.com/test">Own Host</a>' => '<a href="/test">Own Host</a>',
159+
// '<a href="https://test.com/url/test.php">Own Host under folder</a>' => '<a href="test.php">Own Host under folder</a>',
160+
// '<a href="//test.com/url/test.php">Own Host under folder no scheme</a>' => '<a href="test.php">Own Host under folder no scheme</a>',
161+
// '<a href="https://test.com/url">Same URL with no querystring or slash</a>' => '<a href="/url">Same URL with no querystring or slash</a>',
162+
// '<a href="https://test.com/url/">Same URL with no querystring</a>' => '<a href="./">Same URL with no querystring</a>',
163+
// ),
164+
// 'https://test.com/deep/lot/of/folders/' => Array(
165+
// '<a href="https://test.com">Root</a>' => '<a href="/">Root</a>',
166+
// '<a href="https://test.com/">Root</a>' => '<a href="/">Root</a>',
167+
// '<a href="https://test.com/different/folders/">Different Folders</a>' => '<a href="/different/folders/">Different Folders</a>',
168+
// '<a href="https://test.com/deep/lot/test">Back two</a>' => '<a href="../../test">Back two</a>',
169+
// '<a href="https://test.com/deep/lot/test/">Back two keep slash</a>' => '<a href="../../test/">Back two keep slash</a>',
170+
// '<a href="https://test.com/deep/lot/test/this/and/this.php">Back two</a>' => '<a href="../../test/this/and/this.php">Back two</a>',
171+
// '<link rel="stylesheet" href="/deep/css/build/file.css?_12345">' => '<link rel="stylesheet" href="/deep/css/build/file.css?_12345">', // shorter to stay as is
172+
// ),
173+
// 'https://test.com/alotof/of/folders/' => Array(
174+
// '<link rel="stylesheet" href="/alotof/css/build/file.css?_12345">' => '<link rel="stylesheet" href="../../css/build/file.css?_12345">',
175+
// '<a href="https://nottest.com/alotof/of/test/test.php">Different Domain</a>' => '<a href="//nottest.com/alotof/of/test/test.php">Different Domain</a>',
176+
// ),
177+
// 'https://test.com/' => Array(
178+
// '<link rel="stylesheet" href="https://test.com/alotof/css/build/file.css?_12345">' => '<link rel="stylesheet" href="alotof/css/build/file.css?_12345">',
179+
// '<link itemtype="url" href="https://test.com/">' => '<link itemtype="url" href="https://test.com/">',
180+
// )
170181
);
171182
$doc = new htmldoc();
172183
foreach ($html AS $url => $items) {

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