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sjqg/fetchdescription.php

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<?php
/**
* Holt die Bildinformationen zu einem Bild aus der Datei
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* bilder/imginfo.txt und gibt diese zurueck.
*
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* Copyright (c) 2007, 2008 Jan Dittberner <jan@dittberner.info>
* Jan Dittberner IT-Consulting & -Solutions,
* Cottbuser Str. 1, D-01129 Dresden
*
* This file is part of the ScrollingJQueryGallery component of the
* gnuviech-server.de Websitetools
*
* ScrollingJQueryGallery is free software: you can redistribute it
* and/or modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* ScrollingJQueryGallery is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with ScrollingJQueryGallery. If not, see
* <http://www.gnu.org/licenses/>.
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*
* Version: $Id$
*/
$infofile = "bilder/imginfo.txt";
$prefix = "bilder/";
function getImgInfo($imagename) {
if (file_exists($imagename)) {
$imagename = substr($imagename, strlen($GLOBALS["prefix"]));
}
if (file_exists($GLOBALS["prefix"] . $imagename)) {
foreach (file($GLOBALS["infofile"]) as $line) {
$firstspace = strpos($line, " ");
$name = substr($line, 0, $firstspace);
$data = trim(substr($line, $firstspace + 1));
if (strcmp($name, $imagename) == 0) {
$retval = array("name" => $name,
"data" => trim($data));
break;
}
}
} else {
return $GLOBALS["prefix"] . $imagename . " doesn't exist";
}
return $retval;
}
if (isset($_GET["imagename"])) {
header("Content-Type: text/plain; charset=UTF-8");
print json_encode(getImgInfo($_GET["imagename"]));
}