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1 | <?php //$Id$ |
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2 | |
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3 | /** |
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4 | * Functions to support installation process |
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5 | */ |
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6 | |
| 7 | /** |
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8 | * This function returns a list of languages and their full names. The |
| 9 | * list of available languages is fetched from install/lang/xx/installer.php |
| 10 | * and it's used exclusively by the installation process |
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11 | * @return array An associative array with contents in the form of LanguageCode => LanguageName |
| 12 | */ |
| 13 | function get_installer_list_of_languages() { |
| 14 | |
| 15 | global $CFG; |
| 16 | |
| 17 | $languages = array(); |
| 18 | |
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19 | /// Get raw list of lang directories |
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20 | $langdirs = get_list_of_plugins('install/lang'); |
| 21 | asort($langdirs); |
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22 | /// Get some info from each lang |
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23 | foreach ($langdirs as $lang) { |
| 24 | if (file_exists($CFG->dirroot .'/install/lang/'. $lang .'/installer.php')) { |
| 25 | include($CFG->dirroot .'/install/lang/'. $lang .'/installer.php'); |
| 26 | if (substr($lang, -5) == '_utf8') { //Remove the _utf8 suffix from the lang to show |
| 27 | $shortlang = substr($lang, 0, -5); |
| 28 | } else { |
| 29 | $shortlang = $lang; |
| 30 | } |
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31 | /* if ($lang == 'en') { //Explain this is non-utf8 en |
| 32 | $shortlang = 'non-utf8 en'; |
| 33 | }*/ |
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34 | if (!empty($string['thislanguage'])) { |
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35 | $languages[$lang] = $string['thislanguage'] .' ('. $shortlang .')'; |
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36 | } |
| 37 | unset($string); |
| 38 | } |
| 39 | } |
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40 | /// Return array |
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41 | return $languages; |
| 42 | } |
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43 | |
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44 | /** |
| 45 | * Get memeory limit |
| 46 | * |
| 47 | * @return int |
| 48 | */ |
| 49 | function get_memory_limit() { |
| 50 | if ($limit = ini_get('memory_limit')) { |
| 51 | return $limit; |
| 52 | } else { |
| 53 | return get_cfg_var('memory_limit'); |
| 54 | } |
| 55 | } |
| 56 | |
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57 | /** |
| 58 | * Check memory limit |
| 59 | * |
| 60 | * @return boolean |
| 61 | */ |
| 62 | function check_memory_limit() { |
| 63 | |
| 64 | /// if limit is already 40 or more then we don't care if we can change it or not |
| 65 | if ((int)str_replace('M', '', get_memory_limit()) >= 40) { |
| 66 | return true; |
| 67 | } |
| 68 | |
| 69 | /// Otherwise, see if we can change it ourselves |
| 70 | @ini_set('memory_limit', '40M'); |
| 71 | return ((int)str_replace('M', '', get_memory_limit()) >= 40); |
| 72 | } |
| 73 | |
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74 | /** |
| 75 | * Check php version |
| 76 | * |
| 77 | * @return boolean |
| 78 | */ |
| 79 | function inst_check_php_version() { |
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80 | return check_php_version("5.2.4"); |
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81 | } |
