+ private function checkRequirements()
+ {
+ if(!function_exists("imagecreatefromjpeg")) {
+ print "PHP GD library extension is missing<br />\n";
+ $missing = true;
+ }
+
+ if(!function_exists("sqlite3_open")) {
+ print "PHP SQLite3 library extension is missing<br />\n";
+ $missing = true;
+ }
+
+ /* Check for HTML_AJAX PEAR package, lent from Horde project */
+ ini_set('track_errors', 1);
+ @include_once 'HTML/AJAX/Server.php';
+ if(isset($php_errormsg)) {
+ print "PEAR HTML_AJAX package is missing<br />\n";
+ $missing = true;
+ }
+ ini_restore('track_errors');
+
+ if(isset($missing))
+ return false;
+
+ return true;
+
+ } // checkRequirements()
+
+ private function _debug($text)
+ {
+ if($this->fromcmd) {
+ print $text;
+ }
+
+ } // _debug()
+
+ public function checkifImageSupported($mime)
+ {
+ if(in_array($mime, Array("image/jpeg")))
+ return true;
+
+ return false;
+
+ } // checkifImageSupported()
+
+ public function _warning($text)
+ {
+ print "<img src=\"resources/green_info.png\" alt=\"warning\" />\n";
+ print $text;
+
+ } // _warning()
+