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91 lines
2.2 KiB
91 lines
2.2 KiB
13 years ago
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<?php
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/**
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* Javascript utility functions.
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*
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* @license see /license.txt
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* @author Laurent Opprecht <laurent@opprecht.info> for the Univesity of Geneva
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*/
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class Javascript
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{
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/**
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* Minimify Javascript.
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*
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* If called with a path
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*
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* input: /dir/dir/file.js
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* returns: /dir/dir/file.min.js
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*
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* Otherwise returns the actual code.
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*
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* @param string $arg either a path or actual code
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* @return string either a path to minified content (ends with min.js) or actual code
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*/
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public static function minify($arg)
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{
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if (is_readable($arg))
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{
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$path = $arg;
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$code = file_get_contents($path);
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$code = ClosureCompiler::post($code);
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$min_path = $path;
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$min_path = str_replace('.js', '', $min_path);
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$min_path .= '.min.js';
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file_put_contents($min_path, $code);
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return $min_path;
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}
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else
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{
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return ClosureCompiler::post($code);
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}
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}
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/**
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* Returns lang object that contains the translation.
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*
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* Javascript::get_lang('string1', 'string2', 'string3');
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*
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* returns
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*
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* if(typeof(lang) == "undefined")
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* {
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* var lang = {};
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* }
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* lang.string1 = "...";
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* lang.string2 = "...";
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* lang.string3 = "...
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*
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* @param type $_
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* @return type
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*/
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public static function get_lang($_)
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{
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$result = array();
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$result[] = 'if(typeof(lang) == "undefined")';
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$result[] = '{';
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$result[] = ' var lang = {};';
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$result[] = '}';
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$keys = func_get_args();
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foreach ($keys as $key)
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{
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$value = get_lang($key);
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$result[] = 'lang.' . $key . ' = "' . $value . '";';
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}
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return implode("\n", $result);
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}
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public static function tag($src)
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{
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return '<script type="text/javascript" src="' . $src . '"></script>';
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}
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public static function tag_code($code)
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{
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$new_line = "\n";
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return '<script type="text/javascript">' . $new_line . $code . $new_line . '</script>';
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}
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}
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