<?php
function documentNotUTF8($content)
{
$exprs = array(
'#<\?xml[^>]+encoding=([\'"])[Uu][Tt][Ff]-8\1#U',
'#<meta\s+(?:(?:http-equiv\s*=\s*([\'"])content-type\1\s*)|(?:content\s*=\s*([\'"])text/html\s*;.*charset\s*=\s*utf-?8.*\2\s*)){2}#Ui',
'#<meta[^>]+charset\s*=\s*([\'"])utf-?8\1#Ui',
);
foreach ($exprs as $expr) {
if ( $match = preg_match($expr, $content) ) {
break;
}
}
return (bool) $match;
}
$content = array(
<<<HTML
<?xml version="1.0" encoding="utf-8"?>
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF8">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<?xml version="1.0" encoding="utf-8" bar="baz"?>
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META CONTENT="text/html; charset=UTF-8" HTTP-EQUIV="Content-Type">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; stuff=things, charset=UTF-8, otherparam=foo">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META charset="UTF-8">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META charset="UTF8">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<META foo="bar" charset="UTF8" baz="qux">
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
,
<<<HTML
<HTML>
<HEAD>
<TITLE>PHP Manual</TITLE>
<LINK REL="STYLESHEET" HREF="style.css">
</HEAD>
HTML
);
foreach ($content as $str) {
var_dump(documentNotUTF8($str));
}
- Output for git.master, git.master_jit, rfc.property-hooks
- bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(false)
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