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annotate Flag.inc @ 77:9d766788f0bc

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Fix remaining documentation errors.
author Tom Fredrik Blenning Klaussen <bfg@blenning.no>
date Fri, 12 Oct 2012 01:59:21 +0200
parents fae4322d6c29
children 9b490aa11124
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fae4322d6c29 Refactored Flag into a separate class.
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1 <?php
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2 /**
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3 * @file
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4 * Displays a flag, in an active or disabled state, depending on parameters
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5 */
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6 define(DEBUG,0);
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7
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8 include_once 'CacheTimeCheck.inc';
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9
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10 /// @cond
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11 $scriptCache = ScriptIncludeCache::instance(__FILE__);
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12 $scriptCache->includeOnce('Language.inc');
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13 $scriptCache->includeOnce('common-functions.inc');
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14 /// @endcond
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15
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16 /**
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17 * Functionality for generating a flag based on state options
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18 */
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19 class Flag {
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20 private $active;
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21 private $lang;
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22 private $cache;
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23
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24 /**
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25 * Constructs a flag object
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26 *
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27 * @param $masterCache link this objects cache to this masterCache
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28 */
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29 function __construct($masterCache)
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30 {
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31 $this->active = $_GET['active'];
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32 $lang = $_GET['lang'];
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33
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34 if(!$lang) {
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35 $lang = "no";
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36 $langs = Language::accepted();
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37 foreach ($langs as $l => $val) {
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38 if (file_exists($l)) {
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39 $lang = $l;
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40 break;
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41 }
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42 }
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43 }
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44
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45
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46 $this->lang = $lang;
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47 $this->name = "../img/flag-${lang}";
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48 if ($this->active)
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49 $this->name .= "-active";
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50 $this->name .= ".png";
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51
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52 $this->cache = new CacheTimeCheck($this->name);
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53 $this->cache->addParent($masterCache);
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54 $this->cache->cache_time($this->name);
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55 }
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56
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57 /**
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58 * Produce an apropriate response, eg cached or the actual content
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59 */
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60 function getPage()
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61 {
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62 $this->cache->CheckHttpModified();
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63
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64 $flag = loadFile($this->name);
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65
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66 if (floatval($flag) < 0) {
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67 errorPage('Resource not found', 404);
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68 }
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69 else {
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70 header("Content-Type: image/png");
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71 return $flag;
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72 }
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73 }
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74 }