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added installer script

pull/151/head
digitalkaoz 2012-01-23 12:10:49 +01:00
parent 0a4f36ea6d
commit dca0cbc93a
2 changed files with 156 additions and 2 deletions

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@ -10,7 +10,10 @@ See the [about page](http://packagist.org/about) on [packagist.org](http://packa
Installation / Usage Installation / Usage
-------------------- --------------------
1. Download the [`composer.phar`](http://getcomposer.org/composer.phar) executable 1. Download the [`composer.phar`](http://getcomposer.org/composer.phar) executable or use the installer.
$ curl http://getcomposer.org/installer | php
2. Create a composer.json defining your dependencies. Note that this example is 2. Create a composer.json defining your dependencies. Note that this example is
a short version for applications that are not meant to be published as packages a short version for applications that are not meant to be published as packages
themselves. To create libraries/packages please read the [guidelines](http://packagist.org/about). themselves. To create libraries/packages please read the [guidelines](http://packagist.org/about).
@ -43,7 +46,7 @@ Since composer works with the current working directory it is possible to instal
in a system wide way. in a system wide way.
1. Change into a directory in your path like `cd /usr/local/bin` 1. Change into a directory in your path like `cd /usr/local/bin`
2. Get composer `wget http://getcomposer.org/composer.phar` 2. Get composer `curl http://getcomposer.org/installer | php`
3. Make the phar executeable `chmod a+x composer.phar` 3. Make the phar executeable `chmod a+x composer.phar`
3. Change into a project directory `cd /path/to/my/project` 3. Change into a project directory `cd /path/to/my/project`
4. Use composer as you normally would `composer.phar install` 4. Use composer as you normally would `composer.phar install`

151
bin/installer Executable file
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@ -0,0 +1,151 @@
#!/usr/bin/env php
<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
process($argv);
/**
* processes the installer
*/
function process($argv)
{
$check = in_array('--check', $argv);
$help = in_array('--help', $argv);
$force = in_array('--force', $argv);
if ($help) {
displayHelp();
exit(0);
}
$ok = checkPlatform();
if ($check && !$ok) {
exit(1);
}
if ($ok || $force) {
installComposer();
}
exit(0);
}
/**
* displays the help
*/
function displayHelp()
{
echo <<<EOF
Composer Installer
------------------
Options
--help this help
--check for checking environment only
--force forces the installation
EOF;
}
/**
* check the platform for possible issues on running composer
*/
function checkPlatform()
{
$errors = array();
if (false !== ini_get('detect_unicode')) {
$errors['unicode'] = 'On';
}
if (ini_get('phar.readonly')) {
$errors['readonly'] = 'On';
}
if (ini_get('phar.require_hash')) {
$errors['require_hash'] = 'On';
}
if ($suhosin = ini_get('suhosin.executor.include.whitelist') && (isset($suhosin) && false === stripos($suhosin, 'phar'))) {
$errors['suhosin'] = $suhosin;
}
if (PHP_VERSION < '5.3.2') {
$errors['php'] = PHP_VERSION;
}
if (!empty($errors)) {
out("Composer detected that you have enabled some settings in your `php.ini` file that can make Composer unable to work properly.".PHP_EOL, 'error');
echo PHP_EOL.'Make sure that you have changed options listed below:'.PHP_EOL;
foreach ($errors as $error => $actual) {
switch ($error) {
case 'unicode':
$text = " detect_unicode = Off (actual: {$actual})".PHP_EOL;
break;
case 'readonly':
$text = " phar.readonly = Off (actual: {$actual})".PHP_EOL;
break;
case 'require_hash':
$text = " phar.require_hash = Off (actual: {$actual})".PHP_EOL;
break;
case 'suhosin':
$text = " suhosin.executor.include.whitelist = phar (actual: {$actual})".PHP_EOL;
break;
case 'php':
$text = " PHP_VERSION (actual: {$actual})".PHP_EOL;
break;
}
out($text, 'info');
}
echo PHP_EOL;
return false;
}
out("All settings correct for using Composer".PHP_EOL,'success');
return true;
}
/**
* installs composer to the current working directory
*/
function installComposer()
{
$installDir = getcwd();
$file = $installDir . DIRECTORY_SEPARATOR . 'composer.phar';
if (is_readable($file)) {
@unlink($file);
}
$download = copy('http://getcomposer.org/composer.phar', $installDir.DIRECTORY_SEPARATOR.'composer.phar');
out(PHP_EOL."Composer successfully installed to: " . $file, 'success');
out(PHP_EOL."Use it: php composer.phar".PHP_EOL, 'info');
}
/**
* colorize output
*/
function out($text, $color = null)
{
$styles = array(
'success' => "\033[0;32m%s\033[0m",
'error' => "\033[31;31m%s\033[0m",
'info' => "\033[33;33m%s\033[0m"
);
echo sprintf(isset($styles[$color]) ? $styles[$color] : "%s", $text);
}