wp-optimize / vendor / robloach / component-installer / src / ComponentInstaller / Process / BuildJsProcess.php

BuildJsProcess.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.3, at vendor/robloach/component-installer/src/ComponentInstaller/Process/BuildJsProcess.php

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1	<?php
2
3	/*
4	* This file is part of Component Installer.
5	*
6	* (c) Rob Loach (http://robloach.net)
7	*
8	* For the full copyright and license information, please view the LICENSE.md
9	* file that was distributed with this source code.
10	*/
11
12	namespace ComponentInstaller\Process;
13
14	use Composer\Composer;
15	use Composer\Package\Package;
16	use Composer\Package\Loader\ArrayLoader;
17	use Composer\Util\Filesystem;
18
19	/**
20	* Builds all JavaScript Components into one require-built.js.
21	*/
22	class BuildJsProcess extends Process
23	{
24	/**
25	* {@inheritdoc}
26	*/
27	public function process()
28	{
29	return $this->compile($this->packages);
30	}
31
32	/**
33	* Copy file assets from the given packages to the component directory.
34	*
35	* @param array $packages
36	* An array of packages.
37	*/
38	public function compile($packages)
39	{
40	// Set up the initial require-build.js file.
41	$destination = $this->componentDir.DIRECTORY_SEPARATOR.'require-built.js';
42	$require = $this->componentDir.DIRECTORY_SEPARATOR.'require.js';
43	copy($require, $destination);
44
45	// Cycle through each package and add it to the built require.js file.
46	foreach ($packages as $package) {
47	// Retrieve some information about the package
48	$name = isset($package['name']) ? $package['name'] : '__component__';
49	$extra = isset($package['extra']) ? $package['extra'] : array();
50	$componentName = $this->getComponentName($name, $extra);
51
52	// Find where the source file is located.
53	$packageDir = $this->componentDir.DIRECTORY_SEPARATOR.$componentName;
54	$source = $packageDir.DIRECTORY_SEPARATOR.$componentName.'-built.js';
55
56	// Make sure the source script is available.
57	if (file_exists($source)) {
58	// Build the compiled script.
59	$content = file_get_contents($source);
60	$output = $this->definePrefix($componentName) . $content . $this->definePostfix();
61
62	// Append the module definition to the destination file.
63	file_put_contents($destination, $output, FILE_APPEND);
64	}
65	}
66
67	return true;
68	}
69
70	/**
71	* Provide the initial definition prefix.
72	*
73	* @return string Begin the module definition.
74	*/
75	protected function definePrefix($componentName)
76	{
77	// Define the module using the simplified CommonJS wrapper.
78	return "\ndefine('$componentName', function (require, exports, module) {\n";
79	}
80
81	/**
82	* Finish the module definition.
83	*
84	* @return string Close brackets to finish the module.
85	*/
86	protected function definePostfix()
87	{
88	return "\n});\n";
89	}
90	}
91