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<?php
function formatEXIF ($k,$v) {
// format some special cases
// dunno if EXIF support formats it so weirdly everywhere.
// Sure does in my php4
switch ($k) {
case "FocalLength":
$out = eval("return $v;");
$out .= "mm";
return $out;
break;
case "FNumber":
$out = "f/";
$out .= eval("return $v;");
return $out;
break;
case "ExposureTime":
// numerator = cistatel; jmenovatel = denominator :)
$x = explode("/",$v,2);
if ($x[0]>=100) {
$out = eval("return ${x[0]}/${x[1]};");
$out .= "s";
return $out;
} else {
return "1/".(1.0/($x[0]/$x[1]))."s";
}
break;
case "Flash";
if ($v=="0") {
return "No Flash";
} else {
return $v;
}
break;
case "ISOSpeedRatings":
return "ISO" . $v;
break;
case "GainControl";
return "EV" . $v;
break;
case "FocalLengthIn35mmFilm":
return $v . "mm";
break;
case "DateTime":
//return date("M d Y H:i:s", $v);
ereg("^([0-9]{4}):([0-9]{1,2}):([0-9]{1,2}) (.*)",$v,$x);
return $x[1] . "/" . $x[2] . "/" . $x[3] . " " . $x[4];
break;
default:
return $v;
}
}
if ($exif_prog=="php4") {
// php internal handling
// $file is LQ image
$exif_array = exif_read_data("$file");
reset($exif_array);
if ($exif_show) reset($exif_show);
if ($exif_array["Make"]) { // only render all this
// if there is EXIF header
// fancy table look
echo "<div id=\"exif_table\" style=\"display: none;\">\n";
echo "<table class=\"exif\" border=\"0\">\n";
//co ukazat (podle exif_show)
if ($exif_show) {
while (list($kx,$x) = each($exif_show)) {
while(list($k,$v)=each($exif_array)) {
if ($kx==$k) {
echo "<tr>";
echo "<td align=\"right\">";
echo $x;
echo ": </td>";
echo "<td><b>";
echo formatEXIF($k,$v);
echo "</b></td>";
echo "</tr>\n";
}
}
reset($exif_array);
}
} else {
//ukaze vsechno v tabulce
while(list($k,$v)=each($exif_array)) {
echo "<tr>";
echo "<td align=\"right\">";
echo $k;
echo ": </td>";
echo "<td><b>";
echo formatEXIF($k,$v);
echo "</b></td>";
echo "</tr>\n";
}
}
echo "<tr>\n";
echo "<td></td>";
echo "<td><a href=\"javascript:toggle_exif()\">" . __("Less info");
echo "</a></td>";
echo "</tr>\n";
echo "</table>\n";
echo "</div>\n";
// selected EXIF header on one line
echo "<div id=\"exif_line\">\n";
echo "<p class=\"exif\">";
reset($exif_array);
if ($exif_show) reset($exif_show);
if ($exif_show) {
while (list($kx,$x) = each($exif_show)) {
while(list($k,$v)=each($exif_array)) {
if ($kx==$k) {
echo "<span title=\"$x\">";
echo formatEXIF($k,$v);
echo "</span> | ";
}
}
reset($exif_array);
}
} else {
/* vsechny exif headers inline */
while(list($k,$v)=each($exif_array)) {
echo "<span title=\"";
echo $k;
echo "\">";
echo formatEXIF($k,$v);
echo "</span> | ";
}
}
echo "<a href=\"javascript:toggle_exif()\">" . __("More info");
echo "</a></p>\n";
echo "</div>\n";
}
} else {
// the old code, handles e.g. metacam and jhead as EXIF extractors
// loading lq means it won't work if the convertor doesn't copy EXIF data
// (newer ImageMagick can)
// PATCHES WELCOME
exec("$exif_prog \"$gallery_dir/$galerie/lq/img-$snimek.jpg\"", $exif_data, $exif_status);
if ($exif_status!="2") {
if ($exif_style=="descriptive") {
// fancy table look
echo "<table border=\"0\" align=\"center\" class=\"exif\">\n";
while ($x = current($exif_data)) {
eregi("^ *([^:]*): *(.*)", $x, $y);
//filter according to $exif_show array
if (!$exif_show) { //all fields shown
echo "<tr>";
echo "<td align=\"right\">$y[1] :</td>";
echo "<td><b>$y[2]</b></td>";
echo "</tr>\n";
} else {
reset($exif_show);
while ($z = current($exif_show)) {
//echo ".$z. ::: .$y[1].<br>";
if (trim($z) == trim($y[1])) {
echo "<tr>";
echo "<td align=\"right\">$y[1] :</td>";
echo "<td><b>$y[2]</b></td>";
echo "</tr>\n";
}
next($exif_show);
}
}
next($exif_data);
}
echo "<tr>\n";
echo "<td></td>";
# only show if EXIF header exists
if ($y[1]!="File") { // don't show when no EXIF
echo "<td><a href=\"$ThisScript?galerie=$galerie&photo=$snimek";
echo "&exif_style=simple&show_thumbs=$show_thumbs\">";
echo "<b>display in-line</b></a></td>\n";
}
echo "</tr>\n";
echo "</table>\n";
} else {
//simple plaintext look
echo "<p class=\"exif\" align=\"center\">";
while ($x = current($exif_data)) {
eregi("^ *([^:]*): *(.*)", $x, $y);
if (!$exif_show) { //all fields shown
echo "$y[2] |";
} else {
reset($exif_show);
while ($z = current($exif_show)) {
if (trim($z) == trim($y[1])) {
echo "$y[2] | ";
}
next($exif_show);
}
}
next($exif_data);
}
# only show if EXIF header exists
if ($y[1]!="File") {
echo "<a href=\"$ThisScript?galerie=$galerie&photo=$snimek";
echo "&exif_style=descriptive&show_thumbs=$show_thumbs\">";
echo "<b>display table</b></a>\n";
echo "</p>\n";
}
}
}
}
?>
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