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work in progress on version check server side script

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This commit is contained in:
Jon Atkins 2013-10-29 18:35:08 +00:00
parent c52d657864
commit a8f3a281e7
1 changed files with 135 additions and 0 deletions
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website/versioncheck/index.php Normal file
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<?php
$response = Array();
$build = $_REQUEST['build'];
$details = Array (
'jonatkins' => Array ( # live release
'path' => 'release',
'name' => 'Stable release build',
),
'jonatkins-test' => Array ( # public test builds
'path' => 'test',
'name' => 'Test build',
),
'jonatkins-experimental' => Array ( # rarely used, for features not quite ready for 'test'
'path' => 'experimental',
'name' => 'Experimental build',
),
'jonatkins-dev' => Array ( # personal
'path' => 'dev',
'name' => 'Development builds - not for public use',
),
'local' => Array ( # not a real build, but often the default for local development
'path' => NULL,
'name' => 'Local build - no update check available',
),
);
if ( array_key_exists ( $build, $details ) )
{
$info = $details[$build];
$response['buildPath'] = $info['path'];
$response['name'] = $info['name'];
}
else
{
$response['error'] = 'Unsupported build for version check';
}
$data = json_encode ( $response );
$data = indent($data);
# send the response - allow either jsonp (using a 'callback' parameter), or regular json
if ( array_key_exists ( 'callback', $_GET ) )
{
header('Content-Type: text/javascript; charset=utf8');
header('Access-Control-Allow-Origin: *');
header('Access-Control-Max-Age: 3628800');
header('Access-Control-Allow-Methods: GET, POST');
$callback = $_GET['callback'];
echo $callback.'('.$data.');';
}
else
{
// normal JSON string
header('Content-Type: application/json; charset=utf8');
echo $data;
}
// http://www.daveperrett.com/articles/2008/03/11/format-json-with-php/
/**
* Indents a flat JSON string to make it more human-readable.
*
* @param string $json The original JSON string to process.
*
* @return string Indented version of the original JSON string.
*/
function indent($json) {
$result = '';
$pos = 0;
$strLen = strlen($json);
$indentStr = ' ';
$newLine = "\n";
$prevChar = '';
$outOfQuotes = true;
for ($i=0; $i<=$strLen; $i++) {
// Grab the next character in the string.
$char = substr($json, $i, 1);
// Are we inside a quoted string?
if ($char == '"' && $prevChar != '\\') {
$outOfQuotes = !$outOfQuotes;
// If this character is the end of an element,
// output a new line and indent the next line.
} else if(($char == '}' || $char == ']') && $outOfQuotes) {
$result .= $newLine;
$pos --;
for ($j=0; $j<$pos; $j++) {
$result .= $indentStr;
}
}
// Add the character to the result string.
$result .= $char;
// If the last character was the beginning of an element,
// output a new line and indent the next line.
if (($char == ',' || $char == '{' || $char == '[') && $outOfQuotes) {
$result .= $newLine;
if ($char == '{' || $char == '[') {
$pos ++;
}
for ($j = 0; $j < $pos; $j++) {
$result .= $indentStr;
}
}
$prevChar = $char;
}
return $result;
}
?>