Support Mac OS X proxies

[thekid]

From /Library/Preferences/SystemConfiguration/preferences.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>CurrentSet</key>
    <string>/Sets/8DD211B4-4284-455D-8F0F-209916D5A782</string>
    <key>Model</key>
    <string>MacBookPro10,1</string>
    <key>NetworkServices</key>
    <dict>
        <key>73B15BE1-D77D-4336-82E6-376B27803928</key>
        <dict>
            <key>DNS</key>
            <dict/>
            <key>IPv4</key>
            <dict>
                <key>ConfigMethod</key>
                <string>DHCP</string>
            </dict>
            <key>IPv6</key>
            <dict>
                <key>ConfigMethod</key>
                <string>Automatic</string>
            </dict>
            <key>Interface</key>
            <dict>
                <key>DeviceName</key>
                <string>en0</string>
                <key>Hardware</key>
                <string>Ethernet</string>
                <key>Type</key>
                <string>Ethernet</string>
                <key>UserDefinedName</key>
                <string>Ethernet</string>
            </dict>
            <key>Proxies</key>
            <dict>
                <key>ExceptionsList</key>
                <array>
                    <string>*.local</string>
                    <string>169.254/16</string>
                </array>
                <key>FTPPassive</key>
                <integer>1</integer>
                <key>HTTPEnable</key>
                <integer>1</integer>
                <key>HTTPPort</key>
                <integer>3128</integer>
                <key>HTTPProxy</key>
                <string>proxy.example.com</string>
            </dict>
            <key>SMB</key>
            <dict/>
            <key>UserDefinedName</key>
            <string>Ethernet</string>
        </dict>
    </dict>
    <key>Sets</key>
    <dict>
        <key>8DD211B4-4284-455D-8F0F-209916D5A782</key>
        <dict>
            <key>Network</key>
            <dict>
                <key>Global</key>
                <dict>
                    <key>IPv4</key>
                    <dict>
                        <key>ServiceOrder</key>
                        <array>
                            <string>73B15BE1-D77D-4336-82E6-376B27803928</string>
                        </array>
                    </dict>
                </dict>
                <key>Service</key>
                <dict>
                    <key>73B15BE1-D77D-4336-82E6-376B27803928</key>
                    <dict>
                        <key>__LINK__</key>
                        <string>/NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928</string>
                    </dict>
                </dict>
            </dict>
            <key>UserDefinedName</key>
            <string>Automatic</string>
        </dict>
    </dict>
    <key>System</key>
    <dict>
        <key>Network</key>
        <dict>
            <key>HostNames</key>
            <dict>
                <key>LocalHostName</key>
                <string>Timms-Mac</string>
            </dict>
        </dict>
        <key>System</key>
        <dict>
            <key>ComputerName</key>
            <string>Timm’s Mac</string>
            <key>ComputerNameEncoding</key>
            <integer>0</integer>
        </dict>
    </dict>
</dict>
</plist>

[thekid]

PList parser:

<?php namespace parse;

use util\cmd\Console;
use util\profiling\Timer;

$timer= Timer::measure(function() use($argv) {
  $parser= xml_parser_create();
  xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
  xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
  xml_parse_into_struct($parser, file_get_contents($argv[1]), $elements);
  xml_parser_free($parser);

  $result= [];
  $key= null;
  foreach ($elements as $tag) {
    if ('open' === $tag['type'] && 'dict' === $tag['tag']) {
      $key ? $path.= '/'.$key : $path= '';
    } else if ('complete' === $tag['type']) {
      if ('key' === $tag['tag']) {
        $key= $tag['value'];
      } else if (!isset($tag['value'])) {
        $result[$path.'/'.$key]= null;  // Empty values
      } else if ('string' === $tag['tag']) {
        $result[$path.'/'.$key][]= $tag['value'];
      } else if ('integer' === $tag['tag']) {
        $result[$path.'/'.$key][]= (int)$tag['value'];
      } else if ('true' === $tag['tag']) {
        $result[$path.'/'.$key][]= true;
      } else if ('false' === $tag['tag']) {
        $result[$path.'/'.$key][]= false;
      }
    } else if ('close' === $tag['type'] && 'dict' === $tag['tag']) {
      $path= substr($path, 0, strrpos($path, '/'));
    }
  }

  Console::writeLine($result);
});
Console::writeLinef('Took %.3f seconds', $timer->elapsedTime());

Result for above:

$ xp parse.script.php preferences.plist
[
  /CurrentSet => ["/Sets/8DD211B4-4284-455D-8F0F-209916D5A782"]
  /Model => ["MacBookPro10,1"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/DNS => null
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/IPv4/ConfigMethod => ["DHCP"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/IPv6/ConfigMethod => ["Automatic"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Interface/DeviceName => ["en0"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Interface/Hardware => ["Ethernet"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Interface/Type => ["Ethernet"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Interface/UserDefinedName => ["Ethernet"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Proxies/ExceptionsList => ["*.local", "169.254/16"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Proxies/FTPPassive => [1]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Proxies/HTTPEnable => [1]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Proxies/HTTPPort => [3128]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/Proxies/HTTPProxy => ["proxy.example.com"]
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/SMB => null
  /NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928/UserDefinedName => ["Ethernet"]
  /Sets/8DD211B4-4284-455D-8F0F-209916D5A782/Network/Global/IPv4/ServiceOrder => ["73B15BE1-D77D-4336-82E6-376B27803928"]
  /Sets/8DD211B4-4284-455D-8F0F-209916D5A782/Network/Service/73B15BE1-D77D-4336-82E6-376B27803928/__LINK__ => ["/NetworkServices/73B15BE1-D77D-4336-82E6-376B27803928"]
  /Sets/8DD211B4-4284-455D-8F0F-209916D5A782/UserDefinedName => ["Automatic"]
  /System/Network/HostNames/LocalHostName => ["Timms-Mac"]
  /System/System/ComputerName => ["Timm’s Mac"]
  /System/System/ComputerNameEncoding => [0]
]
Took 0.003 seconds

[thekid]

Theory:

// I'm uncertain about this, how do we now which one is active?
$service= $plist[$plist['/CurrentSet'].'/Network/Global/IPv4/ServiceOder'][0];

// Probable
$network= $plist[$plist['/CurrentSet'].'/Network/Service/'.$service.'/__LINK__'][0];
if ($plist[$network.'/Proxies/HTTPEnable'][0]) {
  return new HttpProxy(
    $plist[$network.'/Proxies/HTTPProxy'][0],
    $plist[$network.'/Proxies/HTTPPort'][0],
    $plist[$network.'/Proxies/ExceptionsList']
  );
} else {
  return HttpProxy::NONE;
}