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364 | daniel-mar | 1 | <?php |
2 | |||
3 | /* |
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4 | * OIDplus 2.0 |
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5 | * Copyright 2019 Daniel Marschall, ViaThinkSoft |
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6 | * |
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7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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8 | * you may not use this file except in compliance with the License. |
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9 | * You may obtain a copy of the License at |
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10 | * |
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11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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12 | * |
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13 | * Unless required by applicable law or agreed to in writing, software |
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14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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16 | * See the License for the specific language governing permissions and |
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17 | * limitations under the License. |
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18 | */ |
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19 | |||
20 | use MatthiasMullie\Minify; |
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21 | |||
22 | require_once __DIR__ . '/../includes/oidplus.inc.php'; |
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23 | require_once __DIR__ . '/../3p/minify/path-converter/ConverterInterface.php'; |
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24 | require_once __DIR__ . '/../3p/minify/path-converter/Converter.php'; |
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25 | require_once __DIR__ . '/../3p/minify/src/Minify.php'; |
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26 | require_once __DIR__ . '/../3p/minify/src/CSS.php'; |
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27 | require_once __DIR__ . '/../3p/minify/src/Exception.php'; |
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28 | |||
29 | error_reporting(E_ALL); |
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30 | |||
31 | $out = ''; |
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32 | |||
33 | # --- |
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34 | |||
35 | function process_file($filename) { |
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36 | $dir = dirname((strpos($filename, __DIR__.'/') === 0) ? substr($filename, strlen(__DIR__.'/')) : $filename); |
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37 | if (OIDplus::baseConfig()->getValue('MINIFY_CSS', true)) { |
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38 | $minifier = new Minify\CSS($filename); |
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39 | $cont = $minifier->minify(); |
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40 | $cont = str_ireplace("url(data:", "url###(data:", $cont); |
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41 | $cont = str_ireplace("url(", "url(".$dir.'/', $cont); |
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42 | } else { |
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43 | $cont = file_get_contents($filename); |
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44 | $cont = str_ireplace('url("data:', 'url###("data:', $cont); |
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45 | $cont = str_ireplace('url("', 'url("'.$dir.'/', $cont); |
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46 | $cont = str_ireplace("url('data:", "url###('data:", $cont); |
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47 | $cont = str_ireplace("url('", "url('".$dir.'/', $cont); |
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48 | } |
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49 | $cont = str_ireplace("url###(", "url(", $cont); |
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50 | return $cont."\n\n"; |
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51 | } |
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52 | |||
53 | # --- |
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54 | |||
55 | if (file_exists(__DIR__ . '/../userdata/styles/setup_base.css')) { |
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56 | $out .= process_file(__DIR__ . '/../userdata/styles/setup_base.css'); |
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57 | } else { |
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58 | $out .= process_file(__DIR__ . '/setup_base.css'); |
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59 | } |
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60 | |||
61 | # --- |
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62 | |||
63 | $etag = md5($out); |
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64 | header("Etag: $etag"); |
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65 | header('Content-MD5: '.$etag); // RFC 2616 clause 14.15 |
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66 | if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && (trim($_SERVER['HTTP_IF_NONE_MATCH']) == $etag)) { |
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67 | header("HTTP/1.1 304 Not Modified"); |
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68 | } else { |
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69 | header('Content-Type:text/css'); |
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70 | echo $out; |
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71 | } |