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update tests for newer planet
[nominatim.git] / lib / website.php
diff --git a/lib/website.php b/lib/website.php
index cf228f3823cccf9159a01ac7023bfd74840637d3..a6afb69860891360d221b4fc7cf86bad52516fcd 100644 (file)
--- a/lib/website.php
+++ b/lib/website.php
@@ -1,5 +1,88 @@
 <?php
 
 <?php
 
+/***************************************************************************
+ *
+ * Error handling functions
+ *
+ */
+       function chksql($oSql, $sMsg = "Database request failed")
+       {
+               if (!PEAR::isError($oSql)) return $oSql;
+
+               header('HTTP/1.0 500 Internal Server Error');
+               header('Content-type: text/html; charset=utf-8');
+
+               $sSqlError = $oSql->getMessage();
+
+               echo <<<INTERNALFAIL
+       <html>
+         <head><title>Internal Server Error</title></head>
+         <body>
+               <h1>Internal Server Error</h1>
+               <p>Nominatim has encountered an internal error while accessing the database.
+                  This may happen because the database is broken or because of a bug in
+                  the software. If you think it is a bug, feel free to report
+                  it over on <a href="https://github.com/twain47/Nominatim/issues">
+                  Github</a>. Please include the URL that caused the problem and the
+                  complete error details below.</p>
+               <p><b>Message:</b> $sMsg</p>
+               <p><b>SQL Error:</b> $sSqlError</p>
+               <p><b>Details:</b> <pre>
+INTERNALFAIL;
+
+               if (CONST_Debug)
+               {
+                       var_dump($oSql);
+               }
+               else
+               {
+                       echo "<pre>\n".$oSql->getUserInfo()."</pre>";
+               }
+
+               echo "</pre></p></body></html>";
+               exit;
+       }
+
+       function failInternalError($sError, $sSQL = false, $vDumpVar = false)
+       {
+               header('HTTP/1.0 500 Internal Server Error');
+               header('Content-type: text/html; charset=utf-8');
+               echo "<html><body><h1>Internal Server Error</h1>";
+               echo '<p>Nominatim has encountered an internal error while processing your request. This is most likely because of a bug in the software.</p>';
+               echo "<p><b>Details:</b> ".$sError,"</p>";
+               echo '<p>Feel free to file an issue on <a href="https://github.com/twain47/Nominatim/issues">Github</a>. Please include the error message above and the URL you used.</p>';
+               if (CONST_Debug)
+               {
+                       echo "<hr><h2>Debugging Information</h2><br>";
+                       if ($sSQL)
+                       {
+                               echo "<h3>SQL query</h3><code>".$sSQL."</code>";
+                       }
+                       if ($vDumpVar)
+                       {
+                               echo "<h3>Result</h3> <code>";
+                               var_dump($vDumpVar);
+                               echo "</code>";
+                       }
+               }
+               echo "\n</body></html>\n";
+               exit;
+       }
+
+
+       function userError($sError)
+       {
+               header('HTTP/1.0 400 Bad Request');
+               header('Content-type: text/html; charset=utf-8');
+               echo "<html><body><h1>Bad Request</h1>";
+               echo '<p>Nominatim has encountered an error with your request.</p>';
+               echo "<p><b>Details:</b> ".$sError."</p>";
+               echo '<p>If you feel this error is incorrect feel file an issue on <a href="https://github.com/twain47/Nominatim/issues">Github</a>. Please include the error message above and the URL you used.</p>';
+               echo "\n</body></html>\n";
+               exit;
+       }
+
+
 /***************************************************************************
  *
  * Functions for parsing URL parameters
 /***************************************************************************
  *
  * Functions for parsing URL parameters
@@ -8,16 +91,16 @@
 
        function getParamBool($sName, $bDefault=false)
        {
 
        function getParamBool($sName, $bDefault=false)
        {
-               if (!isset($_GET[$sName])) return $bDefault;
+               if (!isset($_GET[$sName]) || strlen($_GET[$sName]) == 0) return $bDefault;
 
                return (bool) $_GET[$sName];
        }
 
        function getParamInt($sName, $bDefault=false)
        {
 
                return (bool) $_GET[$sName];
        }
 
        function getParamInt($sName, $bDefault=false)
        {
-               if (!isset($_GET[$sName])) return $bDefault;
+               if (!isset($_GET[$sName]) || strlen($_GET[$sName]) == 0) return $bDefault;
 
 
-               if (!preg_match('/^[+-][0-9]+$/', $_GET[$sName]))
+               if (!preg_match('/^[+-]?[0-9]+$/', $_GET[$sName]))
                {
                        userError("Integer number expected for parameter '$sName'");
                }
                {
                        userError("Integer number expected for parameter '$sName'");
                }
@@ -27,7 +110,7 @@
 
        function getParamFloat($sName, $bDefault=false)
        {
 
        function getParamFloat($sName, $bDefault=false)
        {
-               if (!isset($_GET[$sName])) return $bDefault;
+               if (!isset($_GET[$sName]) || strlen($_GET[$sName]) == 0) return $bDefault;
 
                if (!preg_match('/^[+-]?[0-9]*\.?[0-9]+$/', $_GET[$sName]))
                {
 
                if (!preg_match('/^[+-]?[0-9]*\.?[0-9]+$/', $_GET[$sName]))
                {
@@ -39,14 +122,14 @@
 
        function getParamString($sName, $bDefault=false)
        {
 
        function getParamString($sName, $bDefault=false)
        {
-               if (!isset($_GET[$sName])) return $bDefault;
+               if (!isset($_GET[$sName]) || strlen($_GET[$sName]) == 0) return $bDefault;
 
                return $_GET[$sName];
        }
 
        function getParamSet($sName, $aValues, $sDefault=false)
        {
 
                return $_GET[$sName];
        }
 
        function getParamSet($sName, $aValues, $sDefault=false)
        {
-               if (!isset($_GET[$sName])) return $sDefault;
+               if (!isset($_GET[$sName]) || strlen($_GET[$sName]) == 0) return $sDefault;
 
                if (!in_array($_GET[$sName], $aValues))
                {
 
                if (!in_array($_GET[$sName], $aValues))
                {
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