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annotate common-functions.inc @ 51:2cfea6e84694

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Documentation update.
author Tom Fredrik Blenning Klaussen <bfg@blenning.no>
date Thu, 11 Oct 2012 00:06:26 +0200
parents 15879e2aab65
children 2e6ba7259281
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1 <?php
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2 /**
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3 * @file
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4 * Functionality which doesn't belong anywhere else
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5 */
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6 include_once 'CacheTimeCheck.inc';
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7
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8 $cache = CacheTimeCheck::instance(__FILE__);
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9 $cache->includeOnce('http-response-status-codes.inc', dirname(__FILE__));
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10
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11 function repMapString($map)
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12 {
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13 $opt = 'array(';
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14 $start = True;
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15
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16 foreach($map as $param => $value) {
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17 if ($start) {
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18 $start = False;
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19 $opt .= "\"${param}\" => \"${value}\"";
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20 }
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21 else {
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22 $opt .= ", \"${param}\" => \"${value}\"";
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23 }
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24 }
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25 $opt .= ')';
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26 return $opt;
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27 }
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28
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29 function basePath()
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30 {
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31 $l = strrpos($_SERVER['SCRIPT_FILENAME'], $_SERVER['SCRIPT_NAME']);
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32 return substr($_SERVER['SCRIPT_FILENAME'], 0, $l);
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33 }
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34
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35 function loadFile($sFilename, $sCharset = 'UTF-8')
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36 {
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37 if (floatval(phpversion()) >= 4.3) {
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38 if (!file_exists($sFilename))
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39 return -3;
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40 $sData = file_get_contents($sFilename);
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41 }
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42 else {
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43 if (!file_exists($sFilename))
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44 return -3;
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45 $rHandle = fopen($sFilename, 'r');
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46 if (!$rHandle)
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47 return -2;
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48
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49 $sData = '';
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50 while(!feof($rHandle))
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51 $sData .= fread($rHandle, filesize($sFilename));
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52 fclose($rHandle);
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53 }
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54 if ($sEncoding = mb_detect_encoding($sData, 'auto', true) != $sCharset) {
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55 if ($sEncoding != 1) {
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56 $sData = mb_convert_encoding($sData, $sCharset, $sEncoding);
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57 }
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58 }
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59 return $sData;
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60 }
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61
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62 function errorPage($errorText, $errorCode = 403)
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63 {
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64 header(StatusCodes::httpHeaderFor($errorCode));
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65 print "<div id=\"page\"><h1>${errorText}</h1></div>";
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66 exit;
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67 }
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68
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69 function genUrl($urlParams, $keys = array(), $nonQueryParams = array()) {
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70 $out = '';
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71 $first = 1;
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72 $new_params = $urlParams;
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73 foreach($keys as $param => $val) {
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74 $new_params[$param] = $val;
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75 }
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76
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77 foreach($nonQueryParams as $nqp) {
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78 if (array_key_exists($nqp, $new_params)) {
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79 $val = $new_params[$nqp];
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80 if ($val)
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81 $out .= "/${val}";
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82 unset($new_params[$nqp]);
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83 }
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84 }
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85
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86 foreach($new_params as $param => $val) {
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87 if ($val) {
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88 if($first) {
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89 $first = 0;
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90 $out .= "?";
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91 }
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92 else
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93 $out .= "&amp;";
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94 $out .= urlencode($param) . '=' . urlencode($val);
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95 }
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96 }
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97
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98 return $out;
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99 }
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100
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101 function getElementByTagName($obj, $name) {
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102 $elems = $obj->getElementsByTagName($name);
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103 if ($elems->length != 1) {
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104 exit;
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105 }
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106 $elem = $elems->item(0);
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107 return $elem;
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108 }
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109
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110 function getXmlContent($node)
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111 {
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112 $text = $node->ownerDocument->saveXml($node);
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113 $pattern = "/^<" . $node->tagName."[^>]*>/is";
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114 $text = preg_replace($pattern, '' , $text);
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115 $pattern = '/<\/' . $node->tagName . '[^>]*>$/is';
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116 $text = preg_replace($pattern, '' , $text);
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117
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118 return $text;
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119 }
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120
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121 function startswith($haystack, $needle)
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122 {
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123 return strpos($haystack, $needle) === 0;
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124 }
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125
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126 function endsWith($haystack, $needle)
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127 {
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128 $l = strlen($haystack) - strlen($needle);
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129 return strrpos($haystack, $needle) === $l;
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130 }
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131
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132 function getHeaders($url)
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133 {
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134 $response = http_head($url, array("timeout"=>1), $info);
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135 $headers = array();
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136 $str = explode("\n", $response);
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137 foreach($str as $kv) {
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138 $p = strpos($kv, ":");
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139 if ($p) {
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140 $key = substr($kv, 0, $p);
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141 $value = trim(substr($kv, $p + 1));
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142 $headers[$key] = $value;
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143 }
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144 }
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145 return $headers;
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146 }
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147
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148 function opttostring($opts)
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149 {
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150 $str = '';
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151 foreach (array_keys($opts) as $key) {
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152 $value = $opts[$key];
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153 if ($str) {
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154 $str .= "&${key}=${value}";
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155 }
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156 else {
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157 $str = "?${key}=${value}";
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158 }
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159 }
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160 return $str;
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161 }
5
18aafb1a8986 Better handling of errors and globals.
Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
parents: 4
diff changeset
162 ?>