4 * Description: Unit converter application
6 * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
8 use Friendica\Core\Hook;
10 function convert_install() {
11 Hook::register('app_menu', 'addon/convert/convert.php', 'convert_app_menu');
14 function convert_app_menu($a,&$b) {
15 $b['app_menu'][] = '<div class="app-title"><a href="convert">Units Conversion</a></div>';
19 function convert_module() {}
21 function convert_content($app) {
23 include("UnitConvertor.php");
25 class TP_Converter extends UnitConvertor {
26 function TP_Converter($lang = "en")
29 $dec_point = '.'; $thousand_sep = "'";
31 $dec_point = '.'; $thousand_sep = ",";
34 $this->UnitConvertor($dec_point , $thousand_sep );
36 } // end func UnitConvertor
38 function find_base_unit($from,$to) {
39 while (list($skey,$sval) = each($this->bases)) {
40 if ($skey == $from || $to == $skey || in_array($to,$sval) || in_array($from,$sval)) {
47 function getTable($value, $from_unit, $to_unit, $precision) {
49 if ($base_unit = $this->find_base_unit($from_unit,$to_unit)) {
51 // A baseunit was found now lets convert from -> $base_unit
53 $cell ['value'] = $this->convert($value, $from_unit, $base_unit, $precision)." ".$base_unit;
54 $cell ['class'] = ($base_unit == $from_unit || $base_unit == $to_unit) ? "framedred": "";
56 // We now have the base unit and value now lets produce the table;
57 while (list($key,$val) = each($this->bases[$base_unit])) {
58 $cell ['value'] = $this->convert($value, $from_unit, $val, $precision)." ".$val;
59 $cell ['class'] = ($val == $from_unit || $val == $to_unit) ? "framedred": "";
64 $string = "<table class=\"framed grayish\" border=\"1\" cellpadding=\"5\" width=\"80%\" align=\"center\"><tr>";
65 $string .= "<td rowspan=\"$cc\" align=\"center\">$value $from_unit</td>";
67 foreach ($cells as $cell) {
69 $string .= "<td class=\"".$cell['class']."\">".$cell['value']."</td>";
72 $string .= "</tr><tr><td class=\"".$cell['class']."\">".$cell['value']."</td>";
75 $string .= "</tr></table>";
82 $conv = new TP_Converter('en');
85 'Temperature' => ['base' => 'Celsius',
87 'Fahrenheit' => ['ratio' => 1.8, 'offset' => 32],
88 'Kelvin' => ['ratio' => 1, 'offset' => 273],
92 'Weight' => ['base' => 'kg',
100 'cwt(UK)' => 0.019684,
101 'cwt(US)' => 0.022046,
102 'ton (US)' => 0.0011023,
103 'ton (UK)' => 0.0009842
106 'Distance' => ['base' => 'km',
113 'naut.mile' => 0.53996,
117 'furlong' => 4.970969537898672,
118 'fathom' => 546.8066491688539
121 'Area' => ['base' => 'km 2',
125 'm 2' => pow(1000,2),
126 'dm 2' => pow(10000,2),
127 'cm 2' => pow(100000,2),
128 'mm 2' => pow(1000000,2),
129 'mile 2' => pow(0.62137,2),
130 'naut.miles 2' => pow(0.53996,2),
131 'in 2' => pow(39370,2),
132 'ft 2' => pow(3280.8,2),
133 'yd 2' => pow(1093.6,2),
136 'Volume' => ['base' => 'm 3',
145 'gal(US)' => 264.172,
146 'gal(UK)' => 219.969,
151 'tablespoon' => 67628.04,
152 'teaspoon' => 202884.1,
153 'pt (UK)' => 1000/0.56826,
154 'barrel petroleum' => 1000/158.99,
155 'Register Tons' => 2.832,
156 'Ocean Tons' => 1.1327
159 'Speed' => ['base' => 'kmph',
161 'mps' => 0.0001726031,
162 'milesph' => 0.62137,
164 'mach STP' => 0.0008380431,
165 'c (warp)' => 9.265669e-10
171 while (list($key,$val) = each($conversions)) {
172 $conv->addConversion($val['base'], $val['conv']);
173 $list[$key][] = $val['base'];
174 while (list($ukey,$uval) = each($val['conv'])) {
175 $list[$key][] = $ukey;
179 $o .= '<h3>Unit Conversions</h3>';
182 if (isset($_POST['from_unit']) && isset($_POST['value'])) {
183 $_POST['value'] = $_POST['value'] + 0;
184 $o .= ($conv->getTable($_POST['value'], $_POST['from_unit'], $_POST['to_unit'], 5))."</p>";
186 $o .= "<p>Select:</p>";
189 if (isset($_POST['value'])) {
190 $value = $_POST['value'];
195 $o .= '<form action="convert" method="post" name="conversion">';
196 $o .= '<input name="value" type="text" id="value" value="' . $value . '" size="10" maxlength="10" />';
197 $o .= '<select name="from_unit" size="12">';
200 while(list($key,$val) = each($list)) {
201 $o .= "\n\t<optgroup label=\"$key\">";
202 while(list($ukey,$uval) = each($val)) {
203 $selected = (($uval == $_POST['from_unit']) ? ' selected="selected" ' : '');
204 $o .= "\n\t\t<option value=\"$uval\" $selected >$uval</option>";
206 $o .= "\n\t</optgroup>";
210 $o .= '<input type="submit" name="Submit" value="Submit" /></form>';