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| author | Josh Hoyt <josh@janrain.com> | 2006-02-01 21:06:01 +0000 |
|---|---|---|
| committer | Josh Hoyt <josh@janrain.com> | 2006-02-01 21:06:01 +0000 |
| commit | c326588eefe9570ab260a0f9ab25db54f36dc845 (patch) | |
| tree | ffbc54f118ce8f742ed2e927e3488cb5e6074c43 /examples/detect.php | |
| parent | e8ff781cac2490517ce6d6920217391f53fcb171 (diff) | |
| download | php-openid-c326588eefe9570ab260a0f9ab25db54f36dc845.zip php-openid-c326588eefe9570ab260a0f9ab25db54f36dc845.tar.gz php-openid-c326588eefe9570ab260a0f9ab25db54f36dc845.tar.bz2 | |
[project @ Added start of PHP diagnostic tool]
Diffstat (limited to 'examples/detect.php')
| -rw-r--r-- | examples/detect.php | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/examples/detect.php b/examples/detect.php new file mode 100644 index 0000000..026d018 --- /dev/null +++ b/examples/detect.php @@ -0,0 +1,214 @@ +<?php + +$path_extra = dirname(dirname(__FILE__)); +$path = ini_get('include_path'); +$path = $path_extra . ':' . $path; +ini_set('include_path', $path); + +class PlainText { + function start($title) + { + return ''; + } + + function link($href, $text=null) + { + if ($text) { + return $text . ' <' . $href . '>'; + } else { + return $href; + } + } + + function contentType() + { + return 'text/plain'; + } + + function p($text) + { + return wordwrap($text) . "\n\n"; + } + + function pre($text) + { + $out = ''; + $lines = array_map('trim', explode("\n", $text)); + foreach ($lines as $line) { + $out .= ' ' . $line . "\n"; + } + } + + function ol($items) + { + $out = ''; + $c = 1; + foreach ($items as $item) { + $item = wordwrap($item, 72); + $lines = array_map('trim', explode("\n", $item)); + $out .= $c . '. ' . $lines[0] . "\n"; + unset($lines[0]); + foreach ($lines as $line) { + $out .= ' ' . $line . "\n"; + } + $out .= "\n"; + $c += 1; + } + return $out; + } + + function h2($text) + { + return $text . "\n" . str_repeat('-', strlen($text)) . "\n\n"; + } + + function h1($text) + { + return $text . "\n" . str_repeat('=', strlen($text)) . "\n\n"; + } + + function end() + { + return ''; + } +} + +class HTML { + function start($title) + { + return '<html><head><title>' . $title . '</title></head><body>' . "\n"; + } + + function contentType() + { + return 'text/html'; + } + + function p($text) + { + return '<p>' . wordwrap($text) . "</p>\n"; + } + + function pre($text) + { + return '<pre>' . $text . "</pre>\n"; + } + + function ol($items) + { + $out = '<ol>'; + foreach ($items as $item) { + $out .= '<li>' . wordwrap($item) . "</li>\n"; + } + $out .= "</ol>\n"; + return $out; + } + + function h($text, $n) + { + return "<h$n>$text</h$n>\n"; + } + + function h2($text) + { + return $this->h($text, 2); + } + + function h1($text) + { + return $this->h($text, 1); + } + + function link($href, $text=null) + { + return '<a href="' . $href . '">' . ($text ? $text : $href) . '</a>'; + } + + function end() + { + return "</body>\n</html>\n"; + } +} + +$r = new HTML(); + +function detect_math($r, &$out) +{ + global $_Auth_OpenID_math_extensions; + $out .= $r->h2('Math support'); + $ext = Auth_OpenID_detectMathLibrary($_Auth_OpenID_math_extensions); + if (!isset($ext['extension']) || !isset($ext['class'])) { + $out .= $r->p( + 'Your PHP installation does not include big integer math ' . + 'support. This support is required if you wish to run a ' . + 'secure OpenID server without using SSL.'); + $out .= $r->p('To use this library, you have a few options:'); + + $gmp_lnk = $r->link('http://www.php.net/manual/en/ref.gmp.php', 'GMP'); + $bc_lnk = $r->link('http://www.php.net/manual/en/ref.bc.php', 'bcmath'); + $out .= $r->ol(array( + 'Install the ' . $gmp_lnk . ' PHP extension', + 'Install the ' . $bc_lnk . ' PHP extension', + 'If your site is low-security, define ' . + 'Auth_OpenID_NO_MATH_SUPPORT. The library will function, but ' . + 'the security of your OpenID server will depend on the ' . + 'security of the network links involved. If you are only ' . + 'using consumer support, you should still be able to operate ' . + 'securely when the users are communicating with a ' . + 'well-implemented server.')); + return false; + } else { + switch ($ext['extension']) { + case 'bcmath': + $out .= $r->p('Your PHP installation has bcmath support. This is ' . + 'adequate for small-scale use, but can be CPU-intensive. ' . + 'You may want to look into installing the GMP extension.'); + $lnk = $r->link('http://www.php.net/manual/en/ref.gmp.php'); + $out .= $r->p('See ' . $lnk .' for more information about the GMP ' . + 'extension.'); + break; + case 'gmp': + $out .= $r->p('Your PHP installation has gmp support. Good.'); + break; + default: + $class = $ext['class']; + $lib = new $class(); + $one = $lib->init(1); + $two = $lib->add($one, $one); + $t = $lib->toString($two); + $out .= $r->p('Uh-oh. I do not know about the ' . $ext['extension'] . + ' extension!'); + if ($t != '2') { + $out .= $r->p('It looks like it is broken. 1 + 1 = ' . + var_export($t, false)); + return false; + } else { + $out .= $r->p('But it seems to be able to add one and one.'); + } + } + } +} + +header('Content-Type: ' . $r->contentType() . '; charset=us-ascii'); + +$status = array(); + +$title = 'PHP OpenID Library Check'; +$out = $r->start($title) . + $r->h1($title) . + $r->p('This script checks your PHP installation to determine if you ' . + 'are set up to use the JanRain PHP OpenID library.'); + +if (!@include('Auth/OpenID/BigMath.php')) { + $path = ini_get('include_path'); + $out .= $r->p( + 'Cannot find the OpenID library. It must be in your PHP include ' . + 'path. Your PHP include path is currently:'); + $out .= $r->pre($path); +} else { + $status['math'] = detect_math($r, $out); +} + +$out .= $r->end(); +print $out; +?>
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