updraftcentral / templates / handlebars-compiler.php

handlebars-compiler.php in UpdraftCentral Dashboard trunk, at templates/handlebars-compiler.php

107 lines 3.6 KB

Raw Download Zip

1	<?php
2
3	// @codingStandardsIgnoreFile
4
5	if (!empty($_SERVER['HTTP_HOST']) \|\| !empty($_SERVER['SERVER_NAME'])) die('This script is for running from the command-line, not via a browser');
6
7	// The handlebars compiler - http://handlebarsjs.com/precompilation.html
8	$path_to_handlebars = !empty($_ENV['HANDLEBARS']) ? $_ENV['HANDLEBARS'] : '/usr/bin/handlebars';
9
10	if (!file_exists($path_to_handlebars)) die('Handlebars not found: '.$path_to_handlebars);
11
12	$templates_dir = wp_normalize_path(dirname(__FILE__));
13
14	// Copy over (temporarily) templates from modules
15	$modules_dir = dirname($templates_dir).'/modules';
16	$added_modules = array();
17	if (is_dir($modules_dir) && $dir_handle = opendir($modules_dir)) {
18	while (false !== ($e = readdir($dir_handle))) {
19	if ('.' == $e \|\| '..' == $e) continue;
20	if (is_dir($modules_dir.'/'.$e) && file_exists($modules_dir.'/'.$e.'/templates') && is_dir($modules_dir.'/'.$e.'/templates')) {
21	if (is_dir($e)) {
22	die("ABORT: Directory '$e' in the templates directory already exists (i.e. clashing namespaces)");
23	}
24	exec('cp -r '.escapeshellarg($modules_dir.'/'.$e.'/templates').' '.escapeshellarg($e));
25	$added_modules[] = $e;
26	}
27	}
28	@closedir($dir_handle);
29	}
30
31	$directory = new RecursiveDirectoryIterator($templates_dir);
32	$iterator = new RecursiveIteratorIterator($directory);
33	$regex = new RegexIterator($iterator, '/^.+\.handlebars\.html$/i', RecursiveRegexIterator::GET_MATCH);
34
35	$output_files = array();
36
37	foreach ($regex as $files) {
38
39	foreach ($files as $file) {
40
41	$file = wp_normalize_path($file);
42	if (strpos($file, $templates_dir) === 0) {
43	$output_files[] = handlebars_compile(substr($file, 1 + strlen($templates_dir)));
44	} else {
45	echo "ERROR: Could not parse filename: $file\n";
46	}
47	}
48
49	}
50
51	$complete_output = "UpdraftCentral_Handlebars = (typeof UpdraftCentral_Handlebars === 'undefined') ? {} : UpdraftCentral_Handlebars;\n";
52
53	foreach ($output_files as $of) {
54	$complete_output .= file_get_contents($of)."\n";
55	unlink($of);
56	}
57
58	file_put_contents('handlebars-compiled.js', $complete_output);
59
60	foreach ($added_modules as $module) {
61	echo "Cleanup: remove: templates/$module\n";
62	exec('rm -rf '.escapeshellarg($module));
63	}
64
65	function handlebars_compile($file) {
66	global $path_to_handlebars, $templates_dir;
67	// $output_file = substr($file, 0, -5).'.js';
68	$output_file = substr($file, 0, -5).'.js';
69
70	$template_name = str_replace('/', '-', substr($file, 0, -16));
71
72	$output_file = dirname($output_file).'/'.$template_name.'.js';
73
74	// We have to do this to get Handlebars to create the right variable name
75	$copy_file = dirname($output_file).'/'.$template_name.'.handlebars.html';
76	copy($file, $copy_file);
77
78	// http://handlebarsjs.com/precompilation.html
79
80	// echo ($path_to_handlebars.' '.escapeshellarg($templates_dir.'/'.$file)." --name $template_name --namespace UpdraftCentral_Handlebars --min --extension handlebars.html --output ".escapeshellarg($templates_dir.'/'.$output_file)."\n");
81
82	exec($path_to_handlebars.' '.escapeshellarg($templates_dir.'/'.$copy_file).' --namespace UpdraftCentral_Handlebars --min --extension handlebars.html --output '.escapeshellarg($templates_dir.'/'.$output_file), $output, $return_code);
83	if ($return_code) {
84	echo "Return code ($file): $return_code\n";
85	} else {
86	echo "OK: $output_file\n";
87	}
88	if (is_array($output)) {
89	foreach ($output as $line) {
90	echo $line."\n";
91	}
92	}
93	@unlink($copy_file);
94
95	return $templates_dir.'/'.$output_file;
96	}
97
98	function wp_normalize_path($path) {
99	$path = str_replace('\\', '/', $path);
100	$path = preg_replace('\|/+\|', '/', $path);
101	if (':' === substr($path, 1, 1)) {
102	$path = ucfirst($path);
103	}
104
105	return $path;
106	}
107