codysnider / tt-rss

plugins/search_sphinx/sphinxapi.php

Indentation +1534 added lines, -1534 removed lines

@@ -123,1571 +123,1571 @@
 /// pack 64-bit signed
 function sphPackI64 ( $v )
 {
-	assert ( is_numeric($v) );
-
-	// x64
-	if ( PHP_INT_SIZE>=8 )
-	{
-		$v = (int)$v;
-		return pack ( "NN", $v>>32, $v&0xFFFFFFFF );
-	}
-
-	// x32, int
-	if ( is_int($v) )
-		return pack ( "NN", $v < 0 ? -1 : 0, $v );
-
-	// x32, bcmath
-	if ( function_exists("bcmul") )
-	{
-		if ( bccomp ( $v, 0 ) == -1 )
-			$v = bcadd ( "18446744073709551616", $v );
-		$h = bcdiv ( $v, "4294967296", 0 );
-		$l = bcmod ( $v, "4294967296" );
-		return pack ( "NN", (float)$h, (float)$l ); // conversion to float is intentional; int would lose 31st bit
-	}
-
-	// x32, no-bcmath
-	$p = max(0, strlen($v) - 13);
-	$lo = abs((float)substr($v, $p));
-	$hi = abs((float)substr($v, 0, $p));
-
-	$m = $lo + $hi*1316134912.0; // (10 ^ 13) % (1 << 32) = 1316134912
-	$q = floor($m/4294967296.0);
-	$l = $m - ($q*4294967296.0);
-	$h = $hi*2328.0 + $q; // (10 ^ 13) / (1 << 32) = 2328
-
-	if ( $v<0 )
-	{
-		if ( $l==0 )
-			$h = 4294967296.0 - $h;
-		else
-		{
-			$h = 4294967295.0 - $h;
-			$l = 4294967296.0 - $l;
-		}
-	}
-	return pack ( "NN", $h, $l );
+    assert ( is_numeric($v) );
+
+    // x64
+    if ( PHP_INT_SIZE>=8 )
+    {
+        $v = (int)$v;
+        return pack ( "NN", $v>>32, $v&0xFFFFFFFF );
+    }
+
+    // x32, int
+    if ( is_int($v) )
+        return pack ( "NN", $v < 0 ? -1 : 0, $v );
+
+    // x32, bcmath
+    if ( function_exists("bcmul") )
+    {
+        if ( bccomp ( $v, 0 ) == -1 )
+            $v = bcadd ( "18446744073709551616", $v );
+        $h = bcdiv ( $v, "4294967296", 0 );
+        $l = bcmod ( $v, "4294967296" );
+        return pack ( "NN", (float)$h, (float)$l ); // conversion to float is intentional; int would lose 31st bit
+    }
+
+    // x32, no-bcmath
+    $p = max(0, strlen($v) - 13);
+    $lo = abs((float)substr($v, $p));
+    $hi = abs((float)substr($v, 0, $p));
+
+    $m = $lo + $hi*1316134912.0; // (10 ^ 13) % (1 << 32) = 1316134912
+    $q = floor($m/4294967296.0);
+    $l = $m - ($q*4294967296.0);
+    $h = $hi*2328.0 + $q; // (10 ^ 13) / (1 << 32) = 2328
+
+    if ( $v<0 )
+    {
+        if ( $l==0 )
+            $h = 4294967296.0 - $h;
+        else
+        {
+            $h = 4294967295.0 - $h;
+            $l = 4294967296.0 - $l;
+        }
+    }
+    return pack ( "NN", $h, $l );
 }
 
 /// pack 64-bit unsigned
 function sphPackU64 ( $v )
 {
-	assert ( is_numeric($v) );
-
-	// x64
-	if ( PHP_INT_SIZE>=8 )
-	{
-		assert ( $v>=0 );
-
-		// x64, int
-		if ( is_int($v) )
-			return pack ( "NN", $v>>32, $v&0xFFFFFFFF );
-
-		// x64, bcmath
-		if ( function_exists("bcmul") )
-		{
-			$h = bcdiv ( $v, 4294967296, 0 );
-			$l = bcmod ( $v, 4294967296 );
-			return pack ( "NN", $h, $l );
-		}
-
-		// x64, no-bcmath
-		$p = max ( 0, strlen($v) - 13 );
-		$lo = (int)substr ( $v, $p );
-		$hi = (int)substr ( $v, 0, $p );
-
-		$m = $lo + $hi*1316134912;
-		$l = $m % 4294967296;
-		$h = $hi*2328 + (int)($m/4294967296);
-
-		return pack ( "NN", $h, $l );
-	}
-
-	// x32, int
-	if ( is_int($v) )
-		return pack ( "NN", 0, $v );
-
-	// x32, bcmath
-	if ( function_exists("bcmul") )
-	{
-		$h = bcdiv ( $v, "4294967296", 0 );
-		$l = bcmod ( $v, "4294967296" );
-		return pack ( "NN", (float)$h, (float)$l ); // conversion to float is intentional; int would lose 31st bit
-	}
-
-	// x32, no-bcmath
-	$p = max(0, strlen($v) - 13);
-	$lo = (float)substr($v, $p);
-	$hi = (float)substr($v, 0, $p);
-
-	$m = $lo + $hi*1316134912.0;
-	$q = floor($m / 4294967296.0);
-	$l = $m - ($q * 4294967296.0);
-	$h = $hi*2328.0 + $q;
-
-	return pack ( "NN", $h, $l );
+    assert ( is_numeric($v) );
+
+    // x64
+    if ( PHP_INT_SIZE>=8 )
+    {
+        assert ( $v>=0 );
+
+        // x64, int
+        if ( is_int($v) )
+            return pack ( "NN", $v>>32, $v&0xFFFFFFFF );
+
+        // x64, bcmath
+        if ( function_exists("bcmul") )
+        {
+            $h = bcdiv ( $v, 4294967296, 0 );
+            $l = bcmod ( $v, 4294967296 );
+            return pack ( "NN", $h, $l );
+        }
+
+        // x64, no-bcmath
+        $p = max ( 0, strlen($v) - 13 );
+        $lo = (int)substr ( $v, $p );
+        $hi = (int)substr ( $v, 0, $p );
+
+        $m = $lo + $hi*1316134912;
+        $l = $m % 4294967296;
+        $h = $hi*2328 + (int)($m/4294967296);
+
+        return pack ( "NN", $h, $l );
+    }
+
+    // x32, int
+    if ( is_int($v) )
+        return pack ( "NN", 0, $v );
+
+    // x32, bcmath
+    if ( function_exists("bcmul") )
+    {
+        $h = bcdiv ( $v, "4294967296", 0 );
+        $l = bcmod ( $v, "4294967296" );
+        return pack ( "NN", (float)$h, (float)$l ); // conversion to float is intentional; int would lose 31st bit
+    }
+
+    // x32, no-bcmath
+    $p = max(0, strlen($v) - 13);
+    $lo = (float)substr($v, $p);
+    $hi = (float)substr($v, 0, $p);
+
+    $m = $lo + $hi*1316134912.0;
+    $q = floor($m / 4294967296.0);
+    $l = $m - ($q * 4294967296.0);
+    $h = $hi*2328.0 + $q;
+
+    return pack ( "NN", $h, $l );
 }
 
 // unpack 64-bit unsigned
 function sphUnpackU64 ( $v )
 {
-	list ( $hi, $lo ) = array_values ( unpack ( "N*N*", $v ) );
-
-	if ( PHP_INT_SIZE>=8 )
-	{
-		if ( $hi<0 ) $hi += (1<<32); // because php 5.2.2 to 5.2.5 is totally fucked up again
-		if ( $lo<0 ) $lo += (1<<32);
-
-		// x64, int
-		if ( $hi<=2147483647 )
-			return ($hi<<32) + $lo;
-
-		// x64, bcmath
-		if ( function_exists("bcmul") )
-			return bcadd ( $lo, bcmul ( $hi, "4294967296" ) );
-
-		// x64, no-bcmath
-		$C = 100000;
-		$h = ((int)($hi / $C) << 32) + (int)($lo / $C);
-		$l = (($hi % $C) << 32) + ($lo % $C);
-		if ( $l>$C )
-		{
-			$h += (int)($l / $C);
-			$l  = $l % $C;
-		}
-
-		if ( $h==0 )
-			return $l;
-		return sprintf ( "%d%05d", $h, $l );
-	}
-
-	// x32, int
-	if ( $hi==0 )
-	{
-		if ( $lo>0 )
-			return $lo;
-		return sprintf ( "%u", $lo );
-	}
-
-	$hi = sprintf ( "%u", $hi );
-	$lo = sprintf ( "%u", $lo );
-
-	// x32, bcmath
-	if ( function_exists("bcmul") )
-		return bcadd ( $lo, bcmul ( $hi, "4294967296" ) );
-
-	// x32, no-bcmath
-	$hi = (float)$hi;
-	$lo = (float)$lo;
-
-	$q = floor($hi/10000000.0);
-	$r = $hi - $q*10000000.0;
-	$m = $lo + $r*4967296.0;
-	$mq = floor($m/10000000.0);
-	$l = $m - $mq*10000000.0;
-	$h = $q*4294967296.0 + $r*429.0 + $mq;
-
-	$h = sprintf ( "%.0f", $h );
-	$l = sprintf ( "%07.0f", $l );
-	if ( $h=="0" )
-		return sprintf( "%.0f", (float)$l );
-	return $h . $l;
+    list ( $hi, $lo ) = array_values ( unpack ( "N*N*", $v ) );
+
+    if ( PHP_INT_SIZE>=8 )
+    {
+        if ( $hi<0 ) $hi += (1<<32); // because php 5.2.2 to 5.2.5 is totally fucked up again
+        if ( $lo<0 ) $lo += (1<<32);
+
+        // x64, int
+        if ( $hi<=2147483647 )
+            return ($hi<<32) + $lo;
+
+        // x64, bcmath
+        if ( function_exists("bcmul") )
+            return bcadd ( $lo, bcmul ( $hi, "4294967296" ) );
+
+        // x64, no-bcmath
+        $C = 100000;
+        $h = ((int)($hi / $C) << 32) + (int)($lo / $C);
+        $l = (($hi % $C) << 32) + ($lo % $C);
+        if ( $l>$C )
+        {
+            $h += (int)($l / $C);
+            $l  = $l % $C;
+        }
+
+        if ( $h==0 )
+            return $l;
+        return sprintf ( "%d%05d", $h, $l );
+    }
+
+    // x32, int
+    if ( $hi==0 )
+    {
+        if ( $lo>0 )
+            return $lo;
+        return sprintf ( "%u", $lo );
+    }
+
+    $hi = sprintf ( "%u", $hi );
+    $lo = sprintf ( "%u", $lo );
+
+    // x32, bcmath
+    if ( function_exists("bcmul") )
+        return bcadd ( $lo, bcmul ( $hi, "4294967296" ) );
+
+    // x32, no-bcmath
+    $hi = (float)$hi;
+    $lo = (float)$lo;
+
+    $q = floor($hi/10000000.0);
+    $r = $hi - $q*10000000.0;
+    $m = $lo + $r*4967296.0;
+    $mq = floor($m/10000000.0);
+    $l = $m - $mq*10000000.0;
+    $h = $q*4294967296.0 + $r*429.0 + $mq;
+
+    $h = sprintf ( "%.0f", $h );
+    $l = sprintf ( "%07.0f", $l );
+    if ( $h=="0" )
+        return sprintf( "%.0f", (float)$l );
+    return $h . $l;
 }
 
 // unpack 64-bit signed
 function sphUnpackI64 ( $v )
 {
-	list ( $hi, $lo ) = array_values ( unpack ( "N*N*", $v ) );
-
-	// x64
-	if ( PHP_INT_SIZE>=8 )
-	{
-		if ( $hi<0 ) $hi += (1<<32); // because php 5.2.2 to 5.2.5 is totally fucked up again
-		if ( $lo<0 ) $lo += (1<<32);
-
-		return ($hi<<32) + $lo;
-	}
-
-	// x32, int
-	if ( $hi==0 )
-	{
-		if ( $lo>0 )
-			return $lo;
-		return sprintf ( "%u", $lo );
-	}
-	// x32, int
-	elseif ( $hi==-1 )
-	{
-		if ( $lo<0 )
-			return $lo;
-		return sprintf ( "%.0f", $lo - 4294967296.0 );
-	}
-
-	$neg = "";
-	$c = 0;
-	if ( $hi<0 )
-	{
-		$hi = ~$hi;
-		$lo = ~$lo;
-		$c = 1;
-		$neg = "-";
-	}
-
-	$hi = sprintf ( "%u", $hi );
-	$lo = sprintf ( "%u", $lo );
-
-	// x32, bcmath
-	if ( function_exists("bcmul") )
-		return $neg . bcadd ( bcadd ( $lo, bcmul ( $hi, "4294967296" ) ), $c );
-
-	// x32, no-bcmath
-	$hi = (float)$hi;
-	$lo = (float)$lo;
-
-	$q = floor($hi/10000000.0);
-	$r = $hi - $q*10000000.0;
-	$m = $lo + $r*4967296.0;
-	$mq = floor($m/10000000.0);
-	$l = $m - $mq*10000000.0 + $c;
-	$h = $q*4294967296.0 + $r*429.0 + $mq;
-	if ( $l==10000000 )
-	{
-		$l = 0;
-		$h += 1;
-	}
-
-	$h = sprintf ( "%.0f", $h );
-	$l = sprintf ( "%07.0f", $l );
-	if ( $h=="0" )
-		return $neg . sprintf( "%.0f", (float)$l );
-	return $neg . $h . $l;
+    list ( $hi, $lo ) = array_values ( unpack ( "N*N*", $v ) );
+
+    // x64
+    if ( PHP_INT_SIZE>=8 )
+    {
+        if ( $hi<0 ) $hi += (1<<32); // because php 5.2.2 to 5.2.5 is totally fucked up again
+        if ( $lo<0 ) $lo += (1<<32);
+
+        return ($hi<<32) + $lo;
+    }
+
+    // x32, int
+    if ( $hi==0 )
+    {
+        if ( $lo>0 )
+            return $lo;
+        return sprintf ( "%u", $lo );
+    }
+    // x32, int
+    elseif ( $hi==-1 )
+    {
+        if ( $lo<0 )
+            return $lo;
+        return sprintf ( "%.0f", $lo - 4294967296.0 );
+    }
+
+    $neg = "";
+    $c = 0;
+    if ( $hi<0 )
+    {
+        $hi = ~$hi;
+        $lo = ~$lo;
+        $c = 1;
+        $neg = "-";
+    }
+
+    $hi = sprintf ( "%u", $hi );
+    $lo = sprintf ( "%u", $lo );
+
+    // x32, bcmath
+    if ( function_exists("bcmul") )
+        return $neg . bcadd ( bcadd ( $lo, bcmul ( $hi, "4294967296" ) ), $c );
+
+    // x32, no-bcmath
+    $hi = (float)$hi;
+    $lo = (float)$lo;
+
+    $q = floor($hi/10000000.0);
+    $r = $hi - $q*10000000.0;
+    $m = $lo + $r*4967296.0;
+    $mq = floor($m/10000000.0);
+    $l = $m - $mq*10000000.0 + $c;
+    $h = $q*4294967296.0 + $r*429.0 + $mq;
+    if ( $l==10000000 )
+    {
+        $l = 0;
+        $h += 1;
+    }
+
+    $h = sprintf ( "%.0f", $h );
+    $l = sprintf ( "%07.0f", $l );
+    if ( $h=="0" )
+        return $neg . sprintf( "%.0f", (float)$l );
+    return $neg . $h . $l;
 }
 
 
 function sphFixUint ( $value )
 {
-	if ( PHP_INT_SIZE>=8 )
-	{
-		// x64 route, workaround broken unpack() in 5.2.2+
-		if ( $value<0 ) $value += (1<<32);
-		return $value;
-	}
-	else
-	{
-		// x32 route, workaround php signed/unsigned braindamage
-		return sprintf ( "%u", $value );
-	}
+    if ( PHP_INT_SIZE>=8 )
+    {
+        // x64 route, workaround broken unpack() in 5.2.2+
+        if ( $value<0 ) $value += (1<<32);
+        return $value;
+    }
+    else
+    {
+        // x32 route, workaround php signed/unsigned braindamage
+        return sprintf ( "%u", $value );
+    }
 }
 
 
 /// sphinx searchd client class
 class SphinxClient
 {
-	var $_host;			///< searchd host (default is "localhost")
-	var $_port;			///< searchd port (default is 9312)
-	var $_offset;		///< how many records to seek from result-set start (default is 0)
-	var $_limit;		///< how many records to return from result-set starting at offset (default is 20)
-	var $_mode;			///< query matching mode (default is SPH_MATCH_ALL)
-	var $_weights;		///< per-field weights (default is 1 for all fields)
-	var $_sort;			///< match sorting mode (default is SPH_SORT_RELEVANCE)
-	var $_sortby;		///< attribute to sort by (defualt is "")
-	var $_min_id;		///< min ID to match (default is 0, which means no limit)
-	var $_max_id;		///< max ID to match (default is 0, which means no limit)
-	var $_filters;		///< search filters
-	var $_groupby;		///< group-by attribute name
-	var $_groupfunc;	///< group-by function (to pre-process group-by attribute value with)
-	var $_groupsort;	///< group-by sorting clause (to sort groups in result set with)
-	var $_groupdistinct;///< group-by count-distinct attribute
-	var $_maxmatches;	///< max matches to retrieve
-	var $_cutoff;		///< cutoff to stop searching at (default is 0)
-	var $_retrycount;	///< distributed retries count
-	var $_retrydelay;	///< distributed retries delay
-	var $_anchor;		///< geographical anchor point
-	var $_indexweights;	///< per-index weights
-	var $_ranker;		///< ranking mode (default is SPH_RANK_PROXIMITY_BM25)
-	var $_maxquerytime;	///< max query time, milliseconds (default is 0, do not limit)
-	var $_fieldweights;	///< per-field-name weights
-	var $_overrides;	///< per-query attribute values overrides
-	var $_select;		///< select-list (attributes or expressions, with optional aliases)
-
-	var $_error;		///< last error message
-	var $_warning;		///< last warning message
-	var $_connerror;		///< connection error vs remote error flag
-
-	var $_reqs;			///< requests array for multi-query
-	var $_mbenc;		///< stored mbstring encoding
-	var $_arrayresult;	///< whether $result["matches"] should be a hash or an array
-	var $_timeout;		///< connect timeout
-
-	/////////////////////////////////////////////////////////////////////////////
-	// common stuff
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// create a new client object and fill defaults
-	public function __construct()
-	{
-		// per-client-object settings
-		$this->_host		= "localhost";
-		$this->_port		= 9312;
-		$this->_path		= false;
-		$this->_socket		= false;
-
-		// per-query settings
-		$this->_offset		= 0;
-		$this->_limit		= 20;
-		$this->_mode		= SPH_MATCH_ALL;
-		$this->_weights		= array ();
-		$this->_sort		= SPH_SORT_RELEVANCE;
-		$this->_sortby		= "";
-		$this->_min_id		= 0;
-		$this->_max_id		= 0;
-		$this->_filters		= array ();
-		$this->_groupby		= "";
-		$this->_groupfunc	= SPH_GROUPBY_DAY;
-		$this->_groupsort	= "@group desc";
-		$this->_groupdistinct= "";
-		$this->_maxmatches	= 1000;
-		$this->_cutoff		= 0;
-		$this->_retrycount	= 0;
-		$this->_retrydelay	= 0;
-		$this->_anchor		= array ();
-		$this->_indexweights= array ();
-		$this->_ranker		= SPH_RANK_PROXIMITY_BM25;
-		$this->_maxquerytime= 0;
-		$this->_fieldweights= array();
-		$this->_overrides 	= array();
-		$this->_select		= "*";
-
-		$this->_error		= ""; // per-reply fields (for single-query case)
-		$this->_warning		= "";
-		$this->_connerror	= false;
-
-		$this->_reqs		= array ();	// requests storage (for multi-query case)
-		$this->_mbenc		= "";
-		$this->_arrayresult	= false;
-		$this->_timeout		= 0;
-	}
-
-	public function __destruct()
-	{
-		if ( $this->_socket !== false )
-			fclose ( $this->_socket );
-	}
-
-	/// get last error message (string)
-	public function GetLastError ()
-	{
-		return $this->_error;
-	}
-
-	/// get last warning message (string)
-	public function GetLastWarning ()
-	{
-		return $this->_warning;
-	}
-
-	/// get last error flag (to tell network connection errors from searchd errors or broken responses)
-	public function IsConnectError()
-	{
-		return $this->_connerror;
-	}
-
-	/// set searchd host name (string) and port (integer)
-	public function SetServer ( $host, $port = 0 )
-	{
-		assert ( is_string($host) );
-		if ( $host[0] == '/')
-		{
-			$this->_path = 'unix://' . $host;
-			return;
-		}
-		if ( substr ( $host, 0, 7 )=="unix://" )
-		{
-			$this->_path = $host;
-			return;
-		}
-
-		assert ( is_int($port) );
-		$this->_host = $host;
-		$this->_port = $port;
-		$this->_path = '';
-
-	}
-
-	/// set server connection timeout (0 to remove)
-	public function SetConnectTimeout ( $timeout )
-	{
-		assert ( is_numeric($timeout) );
-		$this->_timeout = $timeout;
-	}
-
-
-	public function _Send ( $handle, $data, $length )
-	{
-		if ( feof($handle) || fwrite ( $handle, $data, $length ) !== $length )
-		{
-			$this->_error = 'connection unexpectedly closed (timed out?)';
-			$this->_connerror = true;
-			return false;
-		}
-		return true;
-	}
-
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// enter mbstring workaround mode
-	public function _MBPush ()
-	{
-		$this->_mbenc = "";
-		if ( ini_get ( "mbstring.func_overload" ) & 2 )
-		{
-			$this->_mbenc = mb_internal_encoding();
-			mb_internal_encoding ( "latin1" );
-		}
+    var $_host;			///< searchd host (default is "localhost")
+    var $_port;			///< searchd port (default is 9312)
+    var $_offset;		///< how many records to seek from result-set start (default is 0)
+    var $_limit;		///< how many records to return from result-set starting at offset (default is 20)
+    var $_mode;			///< query matching mode (default is SPH_MATCH_ALL)
+    var $_weights;		///< per-field weights (default is 1 for all fields)
+    var $_sort;			///< match sorting mode (default is SPH_SORT_RELEVANCE)
+    var $_sortby;		///< attribute to sort by (defualt is "")
+    var $_min_id;		///< min ID to match (default is 0, which means no limit)
+    var $_max_id;		///< max ID to match (default is 0, which means no limit)
+    var $_filters;		///< search filters
+    var $_groupby;		///< group-by attribute name
+    var $_groupfunc;	///< group-by function (to pre-process group-by attribute value with)
+    var $_groupsort;	///< group-by sorting clause (to sort groups in result set with)
+    var $_groupdistinct;///< group-by count-distinct attribute
+    var $_maxmatches;	///< max matches to retrieve
+    var $_cutoff;		///< cutoff to stop searching at (default is 0)
+    var $_retrycount;	///< distributed retries count
+    var $_retrydelay;	///< distributed retries delay
+    var $_anchor;		///< geographical anchor point
+    var $_indexweights;	///< per-index weights
+    var $_ranker;		///< ranking mode (default is SPH_RANK_PROXIMITY_BM25)
+    var $_maxquerytime;	///< max query time, milliseconds (default is 0, do not limit)
+    var $_fieldweights;	///< per-field-name weights
+    var $_overrides;	///< per-query attribute values overrides
+    var $_select;		///< select-list (attributes or expressions, with optional aliases)
+
+    var $_error;		///< last error message
+    var $_warning;		///< last warning message
+    var $_connerror;		///< connection error vs remote error flag
+
+    var $_reqs;			///< requests array for multi-query
+    var $_mbenc;		///< stored mbstring encoding
+    var $_arrayresult;	///< whether $result["matches"] should be a hash or an array
+    var $_timeout;		///< connect timeout
+
+    /////////////////////////////////////////////////////////////////////////////
+    // common stuff
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// create a new client object and fill defaults
+    public function __construct()
+    {
+        // per-client-object settings
+        $this->_host		= "localhost";
+        $this->_port		= 9312;
+        $this->_path		= false;
+        $this->_socket		= false;
+
+        // per-query settings
+        $this->_offset		= 0;
+        $this->_limit		= 20;
+        $this->_mode		= SPH_MATCH_ALL;
+        $this->_weights		= array ();
+        $this->_sort		= SPH_SORT_RELEVANCE;
+        $this->_sortby		= "";
+        $this->_min_id		= 0;
+        $this->_max_id		= 0;
+        $this->_filters		= array ();
+        $this->_groupby		= "";
+        $this->_groupfunc	= SPH_GROUPBY_DAY;
+        $this->_groupsort	= "@group desc";
+        $this->_groupdistinct= "";
+        $this->_maxmatches	= 1000;
+        $this->_cutoff		= 0;
+        $this->_retrycount	= 0;
+        $this->_retrydelay	= 0;
+        $this->_anchor		= array ();
+        $this->_indexweights= array ();
+        $this->_ranker		= SPH_RANK_PROXIMITY_BM25;
+        $this->_maxquerytime= 0;
+        $this->_fieldweights= array();
+        $this->_overrides 	= array();
+        $this->_select		= "*";
+
+        $this->_error		= ""; // per-reply fields (for single-query case)
+        $this->_warning		= "";
+        $this->_connerror	= false;
+
+        $this->_reqs		= array ();	// requests storage (for multi-query case)
+        $this->_mbenc		= "";
+        $this->_arrayresult	= false;
+        $this->_timeout		= 0;
+    }
+
+    public function __destruct()
+    {
+        if ( $this->_socket !== false )
+            fclose ( $this->_socket );
+    }
+
+    /// get last error message (string)
+    public function GetLastError ()
+    {
+        return $this->_error;
+    }
+
+    /// get last warning message (string)
+    public function GetLastWarning ()
+    {
+        return $this->_warning;
+    }
+
+    /// get last error flag (to tell network connection errors from searchd errors or broken responses)
+    public function IsConnectError()
+    {
+        return $this->_connerror;
+    }
+
+    /// set searchd host name (string) and port (integer)
+    public function SetServer ( $host, $port = 0 )
+    {
+        assert ( is_string($host) );
+        if ( $host[0] == '/')
+        {
+            $this->_path = 'unix://' . $host;
+            return;
+        }
+        if ( substr ( $host, 0, 7 )=="unix://" )
+        {
+            $this->_path = $host;
+            return;
+        }
+
+        assert ( is_int($port) );
+        $this->_host = $host;
+        $this->_port = $port;
+        $this->_path = '';
+
+    }
+
+    /// set server connection timeout (0 to remove)
+    public function SetConnectTimeout ( $timeout )
+    {
+        assert ( is_numeric($timeout) );
+        $this->_timeout = $timeout;
+    }
+
+
+    public function _Send ( $handle, $data, $length )
+    {
+        if ( feof($handle) || fwrite ( $handle, $data, $length ) !== $length )
+        {
+            $this->_error = 'connection unexpectedly closed (timed out?)';
+            $this->_connerror = true;
+            return false;
+        }
+        return true;
+    }
+
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// enter mbstring workaround mode
+    public function _MBPush ()
+    {
+        $this->_mbenc = "";
+        if ( ini_get ( "mbstring.func_overload" ) & 2 )
+        {
+            $this->_mbenc = mb_internal_encoding();
+            mb_internal_encoding ( "latin1" );
+        }
+    }
+
+    /// leave mbstring workaround mode
+    public function _MBPop ()
+    {
+        if ( $this->_mbenc )
+            mb_internal_encoding ( $this->_mbenc );
+    }
+
+    /// connect to searchd server
+    public function _Connect ()
+    {
+        if ( $this->_socket!==false )
+        {
+            // we are in persistent connection mode, so we have a socket
+            // however, need to check whether it's still alive
+            if ( !@feof ( $this->_socket ) )
+                return $this->_socket;
+
+            // force reopen
+            $this->_socket = false;
+        }
+
+        $errno = 0;
+        $errstr = "";
+        $this->_connerror = false;
+
+        if ( $this->_path )
+        {
+            $host = $this->_path;
+            $port = 0;
+        }
+        else
+        {
+            $host = $this->_host;
+            $port = $this->_port;
+        }
+
+        if ( $this->_timeout<=0 )
+            $fp = @fsockopen ( $host, $port, $errno, $errstr );
+        else
+            $fp = @fsockopen ( $host, $port, $errno, $errstr, $this->_timeout );
+
+        if ( !$fp )
+        {
+            if ( $this->_path )
+                $location = $this->_path;
+            else
+                $location = "{$this->_host}:{$this->_port}";
+
+            $errstr = trim ( $errstr );
+            $this->_error = "connection to $location failed (errno=$errno, msg=$errstr)";
+            $this->_connerror = true;
+            return false;
+        }
+
+        // send my version
+        // this is a subtle part. we must do it before (!) reading back from searchd.
+        // because otherwise under some conditions (reported on FreeBSD for instance)
+        // TCP stack could throttle write-write-read pattern because of Nagle.
+        if ( !$this->_Send ( $fp, pack ( "N", 1 ), 4 ) )
+        {
+            fclose ( $fp );
+            $this->_error = "failed to send client protocol version";
+            return false;
+        }
+
+        // check version
+        list(,$v) = unpack ( "N*", fread ( $fp, 4 ) );
+        $v = (int)$v;
+        if ( $v<1 )
+        {
+            fclose ( $fp );
+            $this->_error = "expected searchd protocol version 1+, got version '$v'";
+            return false;
+        }
+
+        return $fp;
+    }
+
+    /// get and check response packet from searchd server
+    public function _GetResponse ( $fp, $client_ver )
+    {
+        $response = "";
+        $len = 0;
+
+        $header = fread ( $fp, 8 );
+        if ( strlen($header)==8 )
+        {
+            list ( $status, $ver, $len ) = array_values ( unpack ( "n2a/Nb", $header ) );
+            $left = $len;
+            while ( $left>0 && !feof($fp) )
+            {
+                $chunk = fread ( $fp, min ( 8192, $left ) );
+                if ( $chunk )
+                {
+                    $response .= $chunk;
+                    $left -= strlen($chunk);
+                }
+            }
+        }
+        if ( $this->_socket === false )
+            fclose ( $fp );
+
+        // check response
+        $read = strlen ( $response );
+        if ( !$response || $read!=$len )
+        {
+            $this->_error = $len
+                ? "failed to read searchd response (status=$status, ver=$ver, len=$len, read=$read)"
+                : "received zero-sized searchd response";
+            return false;
+        }
+
+        // check status
+        if ( $status==SEARCHD_WARNING )
+        {
+            list(,$wlen) = unpack ( "N*", substr ( $response, 0, 4 ) );
+            $this->_warning = substr ( $response, 4, $wlen );
+            return substr ( $response, 4+$wlen );
+        }
+        if ( $status==SEARCHD_ERROR )
+        {
+            $this->_error = "searchd error: " . substr ( $response, 4 );
+            return false;
+        }
+        if ( $status==SEARCHD_RETRY )
+        {
+            $this->_error = "temporary searchd error: " . substr ( $response, 4 );
+            return false;
+        }
+        if ( $status!=SEARCHD_OK )
+        {
+            $this->_error = "unknown status code '$status'";
+            return false;
+        }
+
+        // check version
+        if ( $ver<$client_ver )
+        {
+            $this->_warning = sprintf ( "searchd command v.%d.%d older than client's v.%d.%d, some options might not work",
+                $ver>>8, $ver&0xff, $client_ver>>8, $client_ver&0xff );
+        }
+
+        return $response;
+    }
+
+    /////////////////////////////////////////////////////////////////////////////
+    // searching
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// set offset and count into result set,
+    /// and optionally set max-matches and cutoff limits
+    public function SetLimits ( $offset, $limit, $max=0, $cutoff=0 )
+    {
+        assert ( is_int($offset) );
+        assert ( is_int($limit) );
+        assert ( $offset>=0 );
+        assert ( $limit>0 );
+        assert ( $max>=0 );
+        $this->_offset = $offset;
+        $this->_limit = $limit;
+        if ( $max>0 )
+            $this->_maxmatches = $max;
+        if ( $cutoff>0 )
+            $this->_cutoff = $cutoff;
+    }
+
+    /// set maximum query time, in milliseconds, per-index
+    /// integer, 0 means "do not limit"
+    public function SetMaxQueryTime ( $max )
+    {
+        assert ( is_int($max) );
+        assert ( $max>=0 );
+        $this->_maxquerytime = $max;
+    }
+
+    /// set matching mode
+    public function SetMatchMode ( $mode )
+    {
+        assert ( $mode==SPH_MATCH_ALL
+            || $mode==SPH_MATCH_ANY
+            || $mode==SPH_MATCH_PHRASE
+            || $mode==SPH_MATCH_BOOLEAN
+            || $mode==SPH_MATCH_EXTENDED
+            || $mode==SPH_MATCH_FULLSCAN
+            || $mode==SPH_MATCH_EXTENDED2 );
+        $this->_mode = $mode;
+    }
+
+    /// set ranking mode
+    public function SetRankingMode ( $ranker )
+    {
+        assert ( $ranker>=0 && $ranker<SPH_RANK_TOTAL );
+        $this->_ranker = $ranker;
+    }
+
+    /// set matches sorting mode
+    public function SetSortMode ( $mode, $sortby="" )
+    {
+        assert (
+            $mode==SPH_SORT_RELEVANCE ||
+            $mode==SPH_SORT_ATTR_DESC ||
+            $mode==SPH_SORT_ATTR_ASC ||
+            $mode==SPH_SORT_TIME_SEGMENTS ||
+            $mode==SPH_SORT_EXTENDED ||
+            $mode==SPH_SORT_EXPR );
+        assert ( is_string($sortby) );
+        assert ( $mode==SPH_SORT_RELEVANCE || strlen($sortby)>0 );
+
+        $this->_sort = $mode;
+        $this->_sortby = $sortby;
+    }
+
+    /// bind per-field weights by order
+    /// DEPRECATED; use SetFieldWeights() instead
+    public function SetWeights ( $weights )
+    {
+        assert ( is_array($weights) );
+        foreach ( $weights as $weight )
+            assert ( is_int($weight) );
+
+        $this->_weights = $weights;
+    }
+
+    /// bind per-field weights by name
+    public function SetFieldWeights ( $weights )
+    {
+        assert ( is_array($weights) );
+        foreach ( $weights as $name=>$weight )
+        {
+            assert ( is_string($name) );
+            assert ( is_int($weight) );
+        }
+        $this->_fieldweights = $weights;
+    }
+
+    /// bind per-index weights by name
+    public function SetIndexWeights ( $weights )
+    {
+        assert ( is_array($weights) );
+        foreach ( $weights as $index=>$weight )
+        {
+            assert ( is_string($index) );
+            assert ( is_int($weight) );
+        }
+        $this->_indexweights = $weights;
+    }
+
+    /// set IDs range to match
+    /// only match records if document ID is beetwen $min and $max (inclusive)
+    public function SetIDRange ( $min, $max )
+    {
+        assert ( is_numeric($min) );
+        assert ( is_numeric($max) );
+        assert ( $min<=$max );
+        $this->_min_id = $min;
+        $this->_max_id = $max;
+    }
+
+    /// set values set filter
+    /// only match records where $attribute value is in given set
+    public function SetFilter ( $attribute, $values, $exclude=false )
+    {
+        assert ( is_string($attribute) );
+        assert ( is_array($values) );
+        assert ( count($values) );
+
+        if ( is_array($values) && count($values) )
+        {
+            foreach ( $values as $value )
+                assert ( is_numeric($value) );
+
+            $this->_filters[] = array ( "type"=>SPH_FILTER_VALUES, "attr"=>$attribute, "exclude"=>$exclude, "values"=>$values );
+        }
+    }
+
+    /// set range filter
+    /// only match records if $attribute value is beetwen $min and $max (inclusive)
+    public function SetFilterRange ( $attribute, $min, $max, $exclude=false )
+    {
+        assert ( is_string($attribute) );
+        assert ( is_numeric($min) );
+        assert ( is_numeric($max) );
+        assert ( $min<=$max );
+
+        $this->_filters[] = array ( "type"=>SPH_FILTER_RANGE, "attr"=>$attribute, "exclude"=>$exclude, "min"=>$min, "max"=>$max );
+    }
+
+    /// set float range filter
+    /// only match records if $attribute value is beetwen $min and $max (inclusive)
+    public function SetFilterFloatRange ( $attribute, $min, $max, $exclude=false )
+    {
+        assert ( is_string($attribute) );
+        assert ( is_float($min) );
+        assert ( is_float($max) );
+        assert ( $min<=$max );
+
+        $this->_filters[] = array ( "type"=>SPH_FILTER_FLOATRANGE, "attr"=>$attribute, "exclude"=>$exclude, "min"=>$min, "max"=>$max );
+    }
+
+    /// setup anchor point for geosphere distance calculations
+    /// required to use @geodist in filters and sorting
+    /// latitude and longitude must be in radians
+    public function SetGeoAnchor ( $attrlat, $attrlong, $lat, $long )
+    {
+        assert ( is_string($attrlat) );
+        assert ( is_string($attrlong) );
+        assert ( is_float($lat) );
+        assert ( is_float($long) );
+
+        $this->_anchor = array ( "attrlat"=>$attrlat, "attrlong"=>$attrlong, "lat"=>$lat, "long"=>$long );
+    }
+
+    /// set grouping attribute and function
+    public function SetGroupBy ( $attribute, $func, $groupsort="@group desc" )
+    {
+        assert ( is_string($attribute) );
+        assert ( is_string($groupsort) );
+        assert ( $func==SPH_GROUPBY_DAY
+            || $func==SPH_GROUPBY_WEEK
+            || $func==SPH_GROUPBY_MONTH
+            || $func==SPH_GROUPBY_YEAR
+            || $func==SPH_GROUPBY_ATTR
+            || $func==SPH_GROUPBY_ATTRPAIR );
+
+        $this->_groupby = $attribute;
+        $this->_groupfunc = $func;
+        $this->_groupsort = $groupsort;
+    }
+
+    /// set count-distinct attribute for group-by queries
+    public function SetGroupDistinct ( $attribute )
+    {
+        assert ( is_string($attribute) );
+        $this->_groupdistinct = $attribute;
+    }
+
+    /// set distributed retries count and delay
+    public function SetRetries ( $count, $delay=0 )
+    {
+        assert ( is_int($count) && $count>=0 );
+        assert ( is_int($delay) && $delay>=0 );
+        $this->_retrycount = $count;
+        $this->_retrydelay = $delay;
+    }
+
+    /// set result set format (hash or array; hash by default)
+    /// PHP specific; needed for group-by-MVA result sets that may contain duplicate IDs
+    public function SetArrayResult ( $arrayresult )
+    {
+        assert ( is_bool($arrayresult) );
+        $this->_arrayresult = $arrayresult;
+    }
+
+    /// set attribute values override
+    /// there can be only one override per attribute
+    /// $values must be a hash that maps document IDs to attribute values
+    public function SetOverride ( $attrname, $attrtype, $values )
+    {
+        assert ( is_string ( $attrname ) );
+        assert ( in_array ( $attrtype, array ( SPH_ATTR_INTEGER, SPH_ATTR_TIMESTAMP, SPH_ATTR_BOOL, SPH_ATTR_FLOAT, SPH_ATTR_BIGINT ) ) );
+        assert ( is_array ( $values ) );
+
+        $this->_overrides[$attrname] = array ( "attr"=>$attrname, "type"=>$attrtype, "values"=>$values );
+    }
+
+    /// set select-list (attributes or expressions), SQL-like syntax
+    public function SetSelect ( $select )
+    {
+        assert ( is_string ( $select ) );
+        $this->_select = $select;
+    }
+
+    //////////////////////////////////////////////////////////////////////////////
+
+    /// clear all filters (for multi-queries)
+    public function ResetFilters ()
+    {
+        $this->_filters = array();
+        $this->_anchor = array();
+    }
+
+    /// clear groupby settings (for multi-queries)
+    public function ResetGroupBy ()
+    {
+        $this->_groupby		= "";
+        $this->_groupfunc	= SPH_GROUPBY_DAY;
+        $this->_groupsort	= "@group desc";
+        $this->_groupdistinct= "";
     }
 
-	/// leave mbstring workaround mode
-	public function _MBPop ()
-	{
-		if ( $this->_mbenc )
-			mb_internal_encoding ( $this->_mbenc );
-	}
-
-	/// connect to searchd server
-	public function _Connect ()
-	{
-		if ( $this->_socket!==false )
-		{
-			// we are in persistent connection mode, so we have a socket
-			// however, need to check whether it's still alive
-			if ( !@feof ( $this->_socket ) )
-				return $this->_socket;
-
-			// force reopen
-			$this->_socket = false;
-		}
-
-		$errno = 0;
-		$errstr = "";
-		$this->_connerror = false;
-
-		if ( $this->_path )
-		{
-			$host = $this->_path;
-			$port = 0;
-		}
-		else
-		{
-			$host = $this->_host;
-			$port = $this->_port;
-		}
-
-		if ( $this->_timeout<=0 )
-			$fp = @fsockopen ( $host, $port, $errno, $errstr );
-		else
-			$fp = @fsockopen ( $host, $port, $errno, $errstr, $this->_timeout );
-
-		if ( !$fp )
-		{
-			if ( $this->_path )
-				$location = $this->_path;
-			else
-				$location = "{$this->_host}:{$this->_port}";
-
-			$errstr = trim ( $errstr );
-			$this->_error = "connection to $location failed (errno=$errno, msg=$errstr)";
-			$this->_connerror = true;
-			return false;
-		}
-
-		// send my version
-		// this is a subtle part. we must do it before (!) reading back from searchd.
-		// because otherwise under some conditions (reported on FreeBSD for instance)
-		// TCP stack could throttle write-write-read pattern because of Nagle.
-		if ( !$this->_Send ( $fp, pack ( "N", 1 ), 4 ) )
-		{
-			fclose ( $fp );
-			$this->_error = "failed to send client protocol version";
-			return false;
-		}
-
-		// check version
-		list(,$v) = unpack ( "N*", fread ( $fp, 4 ) );
-		$v = (int)$v;
-		if ( $v<1 )
-		{
-			fclose ( $fp );
-			$this->_error = "expected searchd protocol version 1+, got version '$v'";
-			return false;
-		}
-
-		return $fp;
-	}
-
-	/// get and check response packet from searchd server
-	public function _GetResponse ( $fp, $client_ver )
-	{
-		$response = "";
-		$len = 0;
-
-		$header = fread ( $fp, 8 );
-		if ( strlen($header)==8 )
-		{
-			list ( $status, $ver, $len ) = array_values ( unpack ( "n2a/Nb", $header ) );
-			$left = $len;
-			while ( $left>0 && !feof($fp) )
-			{
-				$chunk = fread ( $fp, min ( 8192, $left ) );
-				if ( $chunk )
-				{
-					$response .= $chunk;
-					$left -= strlen($chunk);
-				}
-			}
-		}
-		if ( $this->_socket === false )
-			fclose ( $fp );
-
-		// check response
-		$read = strlen ( $response );
-		if ( !$response || $read!=$len )
-		{
-			$this->_error = $len
-				? "failed to read searchd response (status=$status, ver=$ver, len=$len, read=$read)"
-				: "received zero-sized searchd response";
-			return false;
-		}
-
-		// check status
-		if ( $status==SEARCHD_WARNING )
-		{
-			list(,$wlen) = unpack ( "N*", substr ( $response, 0, 4 ) );
-			$this->_warning = substr ( $response, 4, $wlen );
-			return substr ( $response, 4+$wlen );
-		}
-		if ( $status==SEARCHD_ERROR )
-		{
-			$this->_error = "searchd error: " . substr ( $response, 4 );
-			return false;
-		}
-		if ( $status==SEARCHD_RETRY )
-		{
-			$this->_error = "temporary searchd error: " . substr ( $response, 4 );
-			return false;
-		}
-		if ( $status!=SEARCHD_OK )
-		{
-			$this->_error = "unknown status code '$status'";
-			return false;
-		}
-
-		// check version
-		if ( $ver<$client_ver )
-		{
-			$this->_warning = sprintf ( "searchd command v.%d.%d older than client's v.%d.%d, some options might not work",
-				$ver>>8, $ver&0xff, $client_ver>>8, $client_ver&0xff );
-		}
-
-		return $response;
-	}
-
-	/////////////////////////////////////////////////////////////////////////////
-	// searching
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// set offset and count into result set,
-	/// and optionally set max-matches and cutoff limits
-	public function SetLimits ( $offset, $limit, $max=0, $cutoff=0 )
-	{
-		assert ( is_int($offset) );
-		assert ( is_int($limit) );
-		assert ( $offset>=0 );
-		assert ( $limit>0 );
-		assert ( $max>=0 );
-		$this->_offset = $offset;
-		$this->_limit = $limit;
-		if ( $max>0 )
-			$this->_maxmatches = $max;
-		if ( $cutoff>0 )
-			$this->_cutoff = $cutoff;
-	}
-
-	/// set maximum query time, in milliseconds, per-index
-	/// integer, 0 means "do not limit"
-	public function SetMaxQueryTime ( $max )
-	{
-		assert ( is_int($max) );
-		assert ( $max>=0 );
-		$this->_maxquerytime = $max;
-	}
-
-	/// set matching mode
-	public function SetMatchMode ( $mode )
-	{
-		assert ( $mode==SPH_MATCH_ALL
-			|| $mode==SPH_MATCH_ANY
-			|| $mode==SPH_MATCH_PHRASE
-			|| $mode==SPH_MATCH_BOOLEAN
-			|| $mode==SPH_MATCH_EXTENDED
-			|| $mode==SPH_MATCH_FULLSCAN
-			|| $mode==SPH_MATCH_EXTENDED2 );
-		$this->_mode = $mode;
-	}
-
-	/// set ranking mode
-	public function SetRankingMode ( $ranker )
-	{
-		assert ( $ranker>=0 && $ranker<SPH_RANK_TOTAL );
-		$this->_ranker = $ranker;
-	}
-
-	/// set matches sorting mode
-	public function SetSortMode ( $mode, $sortby="" )
-	{
-		assert (
-			$mode==SPH_SORT_RELEVANCE ||
-			$mode==SPH_SORT_ATTR_DESC ||
-			$mode==SPH_SORT_ATTR_ASC ||
-			$mode==SPH_SORT_TIME_SEGMENTS ||
-			$mode==SPH_SORT_EXTENDED ||
-			$mode==SPH_SORT_EXPR );
-		assert ( is_string($sortby) );
-		assert ( $mode==SPH_SORT_RELEVANCE || strlen($sortby)>0 );
-
-		$this->_sort = $mode;
-		$this->_sortby = $sortby;
-	}
-
-	/// bind per-field weights by order
-	/// DEPRECATED; use SetFieldWeights() instead
-	public function SetWeights ( $weights )
-	{
-		assert ( is_array($weights) );
-		foreach ( $weights as $weight )
-			assert ( is_int($weight) );
-
-		$this->_weights = $weights;
-	}
-
-	/// bind per-field weights by name
-	public function SetFieldWeights ( $weights )
-	{
-		assert ( is_array($weights) );
-		foreach ( $weights as $name=>$weight )
-		{
-			assert ( is_string($name) );
-			assert ( is_int($weight) );
-		}
-		$this->_fieldweights = $weights;
-	}
-
-	/// bind per-index weights by name
-	public function SetIndexWeights ( $weights )
-	{
-		assert ( is_array($weights) );
-		foreach ( $weights as $index=>$weight )
-		{
-			assert ( is_string($index) );
-			assert ( is_int($weight) );
-		}
-		$this->_indexweights = $weights;
-	}
-
-	/// set IDs range to match
-	/// only match records if document ID is beetwen $min and $max (inclusive)
-	public function SetIDRange ( $min, $max )
-	{
-		assert ( is_numeric($min) );
-		assert ( is_numeric($max) );
-		assert ( $min<=$max );
-		$this->_min_id = $min;
-		$this->_max_id = $max;
-	}
-
-	/// set values set filter
-	/// only match records where $attribute value is in given set
-	public function SetFilter ( $attribute, $values, $exclude=false )
-	{
-		assert ( is_string($attribute) );
-		assert ( is_array($values) );
-		assert ( count($values) );
-
-		if ( is_array($values) && count($values) )
-		{
-			foreach ( $values as $value )
-				assert ( is_numeric($value) );
-
-			$this->_filters[] = array ( "type"=>SPH_FILTER_VALUES, "attr"=>$attribute, "exclude"=>$exclude, "values"=>$values );
-		}
-	}
-
-	/// set range filter
-	/// only match records if $attribute value is beetwen $min and $max (inclusive)
-	public function SetFilterRange ( $attribute, $min, $max, $exclude=false )
-	{
-		assert ( is_string($attribute) );
-		assert ( is_numeric($min) );
-		assert ( is_numeric($max) );
-		assert ( $min<=$max );
-
-		$this->_filters[] = array ( "type"=>SPH_FILTER_RANGE, "attr"=>$attribute, "exclude"=>$exclude, "min"=>$min, "max"=>$max );
-	}
-
-	/// set float range filter
-	/// only match records if $attribute value is beetwen $min and $max (inclusive)
-	public function SetFilterFloatRange ( $attribute, $min, $max, $exclude=false )
-	{
-		assert ( is_string($attribute) );
-		assert ( is_float($min) );
-		assert ( is_float($max) );
-		assert ( $min<=$max );
-
-		$this->_filters[] = array ( "type"=>SPH_FILTER_FLOATRANGE, "attr"=>$attribute, "exclude"=>$exclude, "min"=>$min, "max"=>$max );
-	}
-
-	/// setup anchor point for geosphere distance calculations
-	/// required to use @geodist in filters and sorting
-	/// latitude and longitude must be in radians
-	public function SetGeoAnchor ( $attrlat, $attrlong, $lat, $long )
-	{
-		assert ( is_string($attrlat) );
-		assert ( is_string($attrlong) );
-		assert ( is_float($lat) );
-		assert ( is_float($long) );
-
-		$this->_anchor = array ( "attrlat"=>$attrlat, "attrlong"=>$attrlong, "lat"=>$lat, "long"=>$long );
-	}
-
-	/// set grouping attribute and function
-	public function SetGroupBy ( $attribute, $func, $groupsort="@group desc" )
-	{
-		assert ( is_string($attribute) );
-		assert ( is_string($groupsort) );
-		assert ( $func==SPH_GROUPBY_DAY
-			|| $func==SPH_GROUPBY_WEEK
-			|| $func==SPH_GROUPBY_MONTH
-			|| $func==SPH_GROUPBY_YEAR
-			|| $func==SPH_GROUPBY_ATTR
-			|| $func==SPH_GROUPBY_ATTRPAIR );
-
-		$this->_groupby = $attribute;
-		$this->_groupfunc = $func;
-		$this->_groupsort = $groupsort;
-	}
-
-	/// set count-distinct attribute for group-by queries
-	public function SetGroupDistinct ( $attribute )
-	{
-		assert ( is_string($attribute) );
-		$this->_groupdistinct = $attribute;
-	}
-
-	/// set distributed retries count and delay
-	public function SetRetries ( $count, $delay=0 )
-	{
-		assert ( is_int($count) && $count>=0 );
-		assert ( is_int($delay) && $delay>=0 );
-		$this->_retrycount = $count;
-		$this->_retrydelay = $delay;
-	}
-
-	/// set result set format (hash or array; hash by default)
-	/// PHP specific; needed for group-by-MVA result sets that may contain duplicate IDs
-	public function SetArrayResult ( $arrayresult )
-	{
-		assert ( is_bool($arrayresult) );
-		$this->_arrayresult = $arrayresult;
-	}
-
-	/// set attribute values override
-	/// there can be only one override per attribute
-	/// $values must be a hash that maps document IDs to attribute values
-	public function SetOverride ( $attrname, $attrtype, $values )
-	{
-		assert ( is_string ( $attrname ) );
-		assert ( in_array ( $attrtype, array ( SPH_ATTR_INTEGER, SPH_ATTR_TIMESTAMP, SPH_ATTR_BOOL, SPH_ATTR_FLOAT, SPH_ATTR_BIGINT ) ) );
-		assert ( is_array ( $values ) );
-
-		$this->_overrides[$attrname] = array ( "attr"=>$attrname, "type"=>$attrtype, "values"=>$values );
-	}
-
-	/// set select-list (attributes or expressions), SQL-like syntax
-	public function SetSelect ( $select )
-	{
-		assert ( is_string ( $select ) );
-		$this->_select = $select;
-	}
-
-	//////////////////////////////////////////////////////////////////////////////
-
-	/// clear all filters (for multi-queries)
-	public function ResetFilters ()
-	{
-		$this->_filters = array();
-		$this->_anchor = array();
-	}
-
-	/// clear groupby settings (for multi-queries)
-	public function ResetGroupBy ()
-	{
-		$this->_groupby		= "";
-		$this->_groupfunc	= SPH_GROUPBY_DAY;
-		$this->_groupsort	= "@group desc";
-		$this->_groupdistinct= "";
-	}
-
-	/// clear all attribute value overrides (for multi-queries)
-	public function ResetOverrides ()
+    /// clear all attribute value overrides (for multi-queries)
+    public function ResetOverrides ()
     {
-    	$this->_overrides = array ();
+        $this->_overrides = array ();
     }
 
-	//////////////////////////////////////////////////////////////////////////////
-
-	/// connect to searchd server, run given search query through given indexes,
-	/// and return the search results
-	public function Query ( $query, $index="*", $comment="" )
-	{
-		assert ( empty($this->_reqs) );
-
-		$this->AddQuery ( $query, $index, $comment );
-		$results = $this->RunQueries ();
-		$this->_reqs = array (); // just in case it failed too early
-
-		if ( !is_array($results) )
-			return false; // probably network error; error message should be already filled
-
-		$this->_error = $results[0]["error"];
-		$this->_warning = $results[0]["warning"];
-		if ( $results[0]["status"]==SEARCHD_ERROR )
-			return false;
-		else
-			return $results[0];
-	}
-
-	/// helper to pack floats in network byte order
-	public function _PackFloat ( $f )
-	{
-		$t1 = pack ( "f", $f ); // machine order
-		list(,$t2) = unpack ( "L*", $t1 ); // int in machine order
-		return pack ( "N", $t2 );
-	}
-
-	/**
-	 * @SuppressWarnings(unused)
-	 */
-
-	/// add query to multi-query batch
-	/// returns index into results array from RunQueries() call
-	public function AddQuery ( $query, $index="*", $comment="" )
-	{
-		// mbstring workaround
-		$this->_MBPush ();
-
-		// build request
-		$req = pack ( "NNNNN", $this->_offset, $this->_limit, $this->_mode, $this->_ranker, $this->_sort ); // mode and limits
-		$req .= pack ( "N", strlen($this->_sortby) ) . $this->_sortby;
-		$req .= pack ( "N", strlen($query) ) . $query; // query itself
-		$req .= pack ( "N", count($this->_weights) ); // weights
-		foreach ( $this->_weights as $weight )
-			$req .= pack ( "N", (int)$weight );
-		$req .= pack ( "N", strlen($index) ) . $index; // indexes
-		$req .= pack ( "N", 1 ); // id64 range marker
-		$req .= sphPackU64 ( $this->_min_id ) . sphPackU64 ( $this->_max_id ); // id64 range
-
-		// filters
-		$req .= pack ( "N", count($this->_filters) );
-		foreach ( $this->_filters as $filter )
-		{
-			$req .= pack ( "N", strlen($filter["attr"]) ) . $filter["attr"];
-			$req .= pack ( "N", $filter["type"] );
-			switch ( $filter["type"] )
-			{
-				case SPH_FILTER_VALUES:
-					$req .= pack ( "N", count($filter["values"]) );
-					foreach ( $filter["values"] as $value )
-						$req .= sphPackI64 ( $value );
-					break;
-
-				case SPH_FILTER_RANGE:
-					$req .= sphPackI64 ( $filter["min"] ) . sphPackI64 ( $filter["max"] );
-					break;
-
-				case SPH_FILTER_FLOATRANGE:
-					$req .= $this->_PackFloat ( $filter["min"] ) . $this->_PackFloat ( $filter["max"] );
-					break;
-
-				default:
-					assert ( 0 && "internal error: unhandled filter type" );
-			}
-			$req .= pack ( "N", $filter["exclude"] );
-		}
-
-		// group-by clause, max-matches count, group-sort clause, cutoff count
-		$req .= pack ( "NN", $this->_groupfunc, strlen($this->_groupby) ) . $this->_groupby;
-		$req .= pack ( "N", $this->_maxmatches );
-		$req .= pack ( "N", strlen($this->_groupsort) ) . $this->_groupsort;
-		$req .= pack ( "NNN", $this->_cutoff, $this->_retrycount, $this->_retrydelay );
-		$req .= pack ( "N", strlen($this->_groupdistinct) ) . $this->_groupdistinct;
-
-		// anchor point
-		if ( empty($this->_anchor) )
-		{
-			$req .= pack ( "N", 0 );
-		} else
-		{
-			$a =& $this->_anchor;
-			$req .= pack ( "N", 1 );
-			$req .= pack ( "N", strlen($a["attrlat"]) ) . $a["attrlat"];
-			$req .= pack ( "N", strlen($a["attrlong"]) ) . $a["attrlong"];
-			$req .= $this->_PackFloat ( $a["lat"] ) . $this->_PackFloat ( $a["long"] );
-		}
-
-		// per-index weights
-		$req .= pack ( "N", count($this->_indexweights) );
-		foreach ( $this->_indexweights as $idx=>$weight )
-			$req .= pack ( "N", strlen($idx) ) . $idx . pack ( "N", $weight );
-
-		// max query time
-		$req .= pack ( "N", $this->_maxquerytime );
-
-		// per-field weights
-		$req .= pack ( "N", count($this->_fieldweights) );
-		foreach ( $this->_fieldweights as $field=>$weight )
-			$req .= pack ( "N", strlen($field) ) . $field . pack ( "N", $weight );
-
-		// comment
-		$req .= pack ( "N", strlen($comment) ) . $comment;
-
-		// attribute overrides
-		$req .= pack ( "N", count($this->_overrides) );
-		foreach ( $this->_overrides as $key => $entry )
-		{
-			$req .= pack ( "N", strlen($entry["attr"]) ) . $entry["attr"];
-			$req .= pack ( "NN", $entry["type"], count($entry["values"]) );
-			foreach ( $entry["values"] as $id=>$val )
-			{
-				assert ( is_numeric($id) );
-				assert ( is_numeric($val) );
-
-				$req .= sphPackU64 ( $id );
-				switch ( $entry["type"] )
-				{
-					case SPH_ATTR_FLOAT:	$req .= $this->_PackFloat ( $val ); break;
-					case SPH_ATTR_BIGINT:	$req .= sphPackI64 ( $val ); break;
-					default:				$req .= pack ( "N", $val ); break;
-				}
-			}
-		}
-
-		// select-list
-		$req .= pack ( "N", strlen($this->_select) ) . $this->_select;
-
-		// mbstring workaround
-		$this->_MBPop ();
-
-		// store request to requests array
-		$this->_reqs[] = $req;
-		return count($this->_reqs)-1;
-	}
-
-	/// connect to searchd, run queries batch, and return an array of result sets
-	public function RunQueries ()
-	{
-		if ( empty($this->_reqs) )
-		{
-			$this->_error = "no queries defined, issue AddQuery() first";
-			return false;
-		}
-
-		// mbstring workaround
-		$this->_MBPush ();
-
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop ();
-			return false;
-		}
-
-		// send query, get response
-		$nreqs = count($this->_reqs);
-		$req = join ( "", $this->_reqs );
-		$len = 8+strlen($req);
-		$req = pack ( "nnNNN", SEARCHD_COMMAND_SEARCH, VER_COMMAND_SEARCH, $len, 0, $nreqs ) . $req; // add header
-
-		if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
-			 !( $response = $this->_GetResponse ( $fp, VER_COMMAND_SEARCH ) ) )
-		{
-			$this->_MBPop ();
-			return false;
-		}
-
-		// query sent ok; we can reset reqs now
-		$this->_reqs = array ();
-
-		// parse and return response
-		return $this->_ParseSearchResponse ( $response, $nreqs );
-	}
-
-	/// parse and return search query (or queries) response
-	public function _ParseSearchResponse ( $response, $nreqs )
-	{
-		$p = 0; // current position
-		$max = strlen($response); // max position for checks, to protect against broken responses
-
-		$results = array ();
-		for ( $ires=0; $ires<$nreqs && $p<$max; $ires++ )
-		{
-			$results[] = array();
-			$result =& $results[$ires];
-
-			$result["error"] = "";
-			$result["warning"] = "";
-
-			// extract status
-			list(,$status) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-			$result["status"] = $status;
-			if ( $status!=SEARCHD_OK )
-			{
-				list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				$message = substr ( $response, $p, $len ); $p += $len;
-
-				if ( $status==SEARCHD_WARNING )
-				{
-					$result["warning"] = $message;
-				} else
-				{
-					$result["error"] = $message;
-					continue;
-				}
-			}
-
-			// read schema
-			$fields = array ();
-			$attrs = array ();
-
-			list(,$nfields) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-			while ( $nfields-->0 && $p<$max )
-			{
-				list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				$fields[] = substr ( $response, $p, $len ); $p += $len;
-			}
-			$result["fields"] = $fields;
-
-			list(,$nattrs) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-			while ( $nattrs-->0 && $p<$max  )
-			{
-				list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				$attr = substr ( $response, $p, $len ); $p += $len;
-				list(,$type) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				$attrs[$attr] = $type;
-			}
-			$result["attrs"] = $attrs;
-
-			// read match count
-			list(,$count) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-			list(,$id64) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-
-			// read matches
-			$idx = -1;
-			while ( $count-->0 && $p<$max )
-			{
-				// index into result array
-				$idx++;
-
-				// parse document id and weight
-				if ( $id64 )
-				{
-					$doc = sphUnpackU64 ( substr ( $response, $p, 8 ) ); $p += 8;
-					list(,$weight) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				}
-				else
-				{
-					list ( $doc, $weight ) = array_values ( unpack ( "N*N*",
-						substr ( $response, $p, 8 ) ) );
-					$p += 8;
-					$doc = sphFixUint($doc);
-				}
-				$weight = sprintf ( "%u", $weight );
-
-				// create match entry
-				if ( $this->_arrayresult )
-					$result["matches"][$idx] = array ( "id"=>$doc, "weight"=>$weight );
-				else
-					$result["matches"][$doc]["weight"] = $weight;
-
-				// parse and create attributes
-				$attrvals = array ();
-				foreach ( $attrs as $attr=>$type )
-				{
-					// handle 64bit ints
-					if ( $type==SPH_ATTR_BIGINT )
-					{
-						$attrvals[$attr] = sphUnpackI64 ( substr ( $response, $p, 8 ) ); $p += 8;
-						continue;
-					}
-
-					// handle floats
-					if ( $type==SPH_ATTR_FLOAT )
-					{
-						list(,$uval) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-						list(,$fval) = unpack ( "f*", pack ( "L", $uval ) );
-						$attrvals[$attr] = $fval;
-						continue;
-					}
-
-					// handle everything else as unsigned ints
-					list(,$val) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-					if ( $type & SPH_ATTR_MULTI )
-					{
-						$attrvals[$attr] = array ();
-						$nvalues = $val;
-						while ( $nvalues-->0 && $p<$max )
-						{
-							list(,$val) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-							$attrvals[$attr][] = sphFixUint($val);
-						}
-					} else if ( $type==SPH_ATTR_STRING )
-					{
-						$attrvals[$attr] = substr ( $response, $p, $val );
-						$p += $val;
-					} else
-					{
-						$attrvals[$attr] = sphFixUint($val);
-					}
-				}
-
-				if ( $this->_arrayresult )
-					$result["matches"][$idx]["attrs"] = $attrvals;
-				else
-					$result["matches"][$doc]["attrs"] = $attrvals;
-			}
-
-			list ( $total, $total_found, $msecs, $words ) =
-				array_values ( unpack ( "N*N*N*N*", substr ( $response, $p, 16 ) ) );
-			$result["total"] = sprintf ( "%u", $total );
-			$result["total_found"] = sprintf ( "%u", $total_found );
-			$result["time"] = sprintf ( "%.3f", $msecs/1000 );
-			$p += 16;
-
-			while ( $words-->0 && $p<$max )
-			{
-				list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-				$word = substr ( $response, $p, $len ); $p += $len;
-				list ( $docs, $hits ) = array_values ( unpack ( "N*N*", substr ( $response, $p, 8 ) ) ); $p += 8;
-				$result["words"][$word] = array (
-					"docs"=>sprintf ( "%u", $docs ),
-					"hits"=>sprintf ( "%u", $hits ) );
-			}
-		}
-
-		$this->_MBPop ();
-		return $results;
-	}
-
-	/////////////////////////////////////////////////////////////////////////////
-	// excerpts generation
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// connect to searchd server, and generate exceprts (snippets)
-	/// of given documents for given query. returns false on failure,
-	/// an array of snippets on success
-	public function BuildExcerpts ( $docs, $index, $words, $opts=array() )
-	{
-		assert ( is_array($docs) );
-		assert ( is_string($index) );
-		assert ( is_string($words) );
-		assert ( is_array($opts) );
-
-		$this->_MBPush ();
-
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop();
-			return false;
-		}
-
-		/////////////////
-		// fixup options
-		/////////////////
-
-		if ( !isset($opts["before_match"]) )		$opts["before_match"] = "<b>";
-		if ( !isset($opts["after_match"]) )			$opts["after_match"] = "</b>";
-		if ( !isset($opts["chunk_separator"]) )		$opts["chunk_separator"] = " ... ";
-		if ( !isset($opts["limit"]) )				$opts["limit"] = 256;
-		if ( !isset($opts["limit_passages"]) )		$opts["limit_passages"] = 0;
-		if ( !isset($opts["limit_words"]) )			$opts["limit_words"] = 0;
-		if ( !isset($opts["around"]) )				$opts["around"] = 5;
-		if ( !isset($opts["exact_phrase"]) )		$opts["exact_phrase"] = false;
-		if ( !isset($opts["single_passage"]) )		$opts["single_passage"] = false;
-		if ( !isset($opts["use_boundaries"]) )		$opts["use_boundaries"] = false;
-		if ( !isset($opts["weight_order"]) )		$opts["weight_order"] = false;
-		if ( !isset($opts["query_mode"]) )			$opts["query_mode"] = false;
-		if ( !isset($opts["force_all_words"]) )		$opts["force_all_words"] = false;
-		if ( !isset($opts["start_passage_id"]) )	$opts["start_passage_id"] = 1;
-		if ( !isset($opts["load_files"]) )			$opts["load_files"] = false;
-		if ( !isset($opts["html_strip_mode"]) )		$opts["html_strip_mode"] = "index";
-		if ( !isset($opts["allow_empty"]) )			$opts["allow_empty"] = false;
-		if ( !isset($opts["passage_boundary"]) )	$opts["passage_boundary"] = "none";
-		if ( !isset($opts["emit_zones"]) )			$opts["emit_zones"] = false;
-
-		/////////////////
-		// build request
-		/////////////////
-
-		// v.1.2 req
-		$flags = 1; // remove spaces
-		if ( $opts["exact_phrase"] )	$flags |= 2;
-		if ( $opts["single_passage"] )	$flags |= 4;
-		if ( $opts["use_boundaries"] )	$flags |= 8;
-		if ( $opts["weight_order"] )	$flags |= 16;
-		if ( $opts["query_mode"] )		$flags |= 32;
-		if ( $opts["force_all_words"] )	$flags |= 64;
-		if ( $opts["load_files"] )		$flags |= 128;
-		if ( $opts["allow_empty"] )		$flags |= 256;
-		if ( $opts["emit_zones"] )		$flags |= 512;
-		$req = pack ( "NN", 0, $flags ); // mode=0, flags=$flags
-		$req .= pack ( "N", strlen($index) ) . $index; // req index
-		$req .= pack ( "N", strlen($words) ) . $words; // req words
-
-		// options
-		$req .= pack ( "N", strlen($opts["before_match"]) ) . $opts["before_match"];
-		$req .= pack ( "N", strlen($opts["after_match"]) ) . $opts["after_match"];
-		$req .= pack ( "N", strlen($opts["chunk_separator"]) ) . $opts["chunk_separator"];
-		$req .= pack ( "NN", (int)$opts["limit"], (int)$opts["around"] );
-		$req .= pack ( "NNN", (int)$opts["limit_passages"], (int)$opts["limit_words"], (int)$opts["start_passage_id"] ); // v.1.2
-		$req .= pack ( "N", strlen($opts["html_strip_mode"]) ) . $opts["html_strip_mode"];
-		$req .= pack ( "N", strlen($opts["passage_boundary"]) ) . $opts["passage_boundary"];
-
-		// documents
-		$req .= pack ( "N", count($docs) );
-		foreach ( $docs as $doc )
-		{
-			assert ( is_string($doc) );
-			$req .= pack ( "N", strlen($doc) ) . $doc;
-		}
-
-		////////////////////////////
-		// send query, get response
-		////////////////////////////
-
-		$len = strlen($req);
-		$req = pack ( "nnN", SEARCHD_COMMAND_EXCERPT, VER_COMMAND_EXCERPT, $len ) . $req; // add header
-		if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
-			 !( $response = $this->_GetResponse ( $fp, VER_COMMAND_EXCERPT ) ) )
-		{
-			$this->_MBPop ();
-			return false;
-		}
-
-		//////////////////
-		// parse response
-		//////////////////
-
-		$pos = 0;
-		$res = array ();
-		$rlen = strlen($response);
-		for ( $i=0; $i<count($docs); $i++ )
-		{
-			list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );
-			$pos += 4;
-
-			if ( $pos+$len > $rlen )
-			{
-				$this->_error = "incomplete reply";
-				$this->_MBPop ();
-				return false;
-			}
-			$res[] = $len ? substr ( $response, $pos, $len ) : "";
-			$pos += $len;
-		}
-
-		$this->_MBPop ();
-		return $res;
-	}
-
-
-	/////////////////////////////////////////////////////////////////////////////
-	// keyword generation
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// connect to searchd server, and generate keyword list for a given query
-	/// returns false on failure,
-	/// an array of words on success
-	public function BuildKeywords ( $query, $index, $hits )
-	{
-		assert ( is_string($query) );
-		assert ( is_string($index) );
-		assert ( is_bool($hits) );
-
-		$this->_MBPush ();
-
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop();
-			return false;
-		}
-
-		/////////////////
-		// build request
-		/////////////////
-
-		// v.1.0 req
-		$req  = pack ( "N", strlen($query) ) . $query; // req query
-		$req .= pack ( "N", strlen($index) ) . $index; // req index
-		$req .= pack ( "N", (int)$hits );
-
-		////////////////////////////
-		// send query, get response
-		////////////////////////////
-
-		$len = strlen($req);
-		$req = pack ( "nnN", SEARCHD_COMMAND_KEYWORDS, VER_COMMAND_KEYWORDS, $len ) . $req; // add header
-		if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
-			 !( $response = $this->_GetResponse ( $fp, VER_COMMAND_KEYWORDS ) ) )
-		{
-			$this->_MBPop ();
-			return false;
-		}
-
-		//////////////////
-		// parse response
-		//////////////////
-
-		$pos = 0;
-		$res = array ();
-		$rlen = strlen($response);
-		list(,$nwords) = unpack ( "N*", substr ( $response, $pos, 4 ) );
-		$pos += 4;
-		for ( $i=0; $i<$nwords; $i++ )
-		{
-			list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );	$pos += 4;
-			$tokenized = $len ? substr ( $response, $pos, $len ) : "";
-			$pos += $len;
-
-			list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );	$pos += 4;
-			$normalized = $len ? substr ( $response, $pos, $len ) : "";
-			$pos += $len;
-
-			$res[] = array ( "tokenized"=>$tokenized, "normalized"=>$normalized );
-
-			if ( $hits )
-			{
-				list($ndocs,$nhits) = array_values ( unpack ( "N*N*", substr ( $response, $pos, 8 ) ) );
-				$pos += 8;
-				$res [$i]["docs"] = $ndocs;
-				$res [$i]["hits"] = $nhits;
-			}
-
-			if ( $pos > $rlen )
-			{
-				$this->_error = "incomplete reply";
-				$this->_MBPop ();
-				return false;
-			}
-		}
-
-		$this->_MBPop ();
-		return $res;
-	}
-
-	public function EscapeString ( $string )
-	{
-		$from = array ( '\\', '(',')','|','-','!','@','~','"','&', '/', '^', '$', '=' );
-		$to   = array ( '\\\\', '\(','\)','\|','\-','\!','\@','\~','\"', '\&', '\/', '\^', '\$', '\=' );
-
-		return str_replace ( $from, $to, $string );
-	}
-
-	/////////////////////////////////////////////////////////////////////////////
-	// attribute updates
-	/////////////////////////////////////////////////////////////////////////////
-
-	/// batch update given attributes in given rows in given indexes
-	/// returns amount of updated documents (0 or more) on success, or -1 on failure
-	public function UpdateAttributes ( $index, $attrs, $values, $mva=false )
-	{
-		// verify everything
-		assert ( is_string($index) );
-		assert ( is_bool($mva) );
-
-		assert ( is_array($attrs) );
-		foreach ( $attrs as $attr )
-			assert ( is_string($attr) );
-
-		assert ( is_array($values) );
-		foreach ( $values as $id=>$entry )
-		{
-			assert ( is_numeric($id) );
-			assert ( is_array($entry) );
-			assert ( count($entry)==count($attrs) );
-			foreach ( $entry as $v )
-			{
-				if ( $mva )
-				{
-					assert ( is_array($v) );
-					foreach ( $v as $vv )
-						assert ( is_int($vv) );
-				} else
-					assert ( is_int($v) );
-			}
-		}
-
-		// build request
-		$this->_MBPush ();
-		$req = pack ( "N", strlen($index) ) . $index;
-
-		$req .= pack ( "N", count($attrs) );
-		foreach ( $attrs as $attr )
-		{
-			$req .= pack ( "N", strlen($attr) ) . $attr;
-			$req .= pack ( "N", $mva ? 1 : 0 );
-		}
-
-		$req .= pack ( "N", count($values) );
-		foreach ( $values as $id=>$entry )
-		{
-			$req .= sphPackU64 ( $id );
-			foreach ( $entry as $v )
-			{
-				$req .= pack ( "N", $mva ? count($v) : $v );
-				if ( $mva )
-					foreach ( $v as $vv )
-						$req .= pack ( "N", $vv );
-			}
-		}
-
-		// connect, send query, get response
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop ();
-			return -1;
-		}
-
-		$len = strlen($req);
-		$req = pack ( "nnN", SEARCHD_COMMAND_UPDATE, VER_COMMAND_UPDATE, $len ) . $req; // add header
-		if ( !$this->_Send ( $fp, $req, $len+8 ) )
-		{
-			$this->_MBPop ();
-			return -1;
-		}
-
-		if (!( $response = $this->_GetResponse ( $fp, VER_COMMAND_UPDATE ) ))
-		{
-			$this->_MBPop ();
-			return -1;
-		}
-
-		// parse response
-		list(,$updated) = unpack ( "N*", substr ( $response, 0, 4 ) );
-		$this->_MBPop ();
-		return $updated;
-	}
-
-	/////////////////////////////////////////////////////////////////////////////
-	// persistent connections
-	/////////////////////////////////////////////////////////////////////////////
-
-	public function Open()
-	{
-		if ( $this->_socket !== false )
-		{
-			$this->_error = 'already connected';
-			return false;
-		}
-		if ( !$fp = $this->_Connect() )
-			return false;
-
-		// command, command version = 0, body length = 4, body = 1
-		$req = pack ( "nnNN", SEARCHD_COMMAND_PERSIST, 0, 4, 1 );
-		if ( !$this->_Send ( $fp, $req, 12 ) )
-			return false;
-
-		$this->_socket = $fp;
-		return true;
-	}
-
-	public function Close()
-	{
-		if ( $this->_socket === false )
-		{
-			$this->_error = 'not connected';
-			return false;
-		}
-
-		fclose ( $this->_socket );
-		$this->_socket = false;
-
-		return true;
-	}
-
-	//////////////////////////////////////////////////////////////////////////
-	// status
-	//////////////////////////////////////////////////////////////////////////
-
-	public function Status ()
-	{
-		$this->_MBPush ();
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop();
-			return false;
-		}
-
-		$req = pack ( "nnNN", SEARCHD_COMMAND_STATUS, VER_COMMAND_STATUS, 4, 1 ); // len=4, body=1
-		if ( !( $this->_Send ( $fp, $req, 12 ) ) ||
-			 !( $response = $this->_GetResponse ( $fp, VER_COMMAND_STATUS ) ) )
-		{
-			$this->_MBPop ();
-			return false;
-		}
-
-		$res = substr ( $response, 4 ); // just ignore length, error handling, etc
-		$p = 0;
-		list ( $rows, $cols ) = array_values ( unpack ( "N*N*", substr ( $response, $p, 8 ) ) ); $p += 8;
-
-		$res = array();
-		for ( $i=0; $i<$rows; $i++ )
-			for ( $j=0; $j<$cols; $j++ )
-		{
-			list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
-			$res[$i][] = substr ( $response, $p, $len ); $p += $len;
-		}
-
-		$this->_MBPop ();
-		return $res;
-	}
-
-	//////////////////////////////////////////////////////////////////////////
-	// flush
-	//////////////////////////////////////////////////////////////////////////
-
-	public function FlushAttributes ()
-	{
-		$this->_MBPush ();
-		if (!( $fp = $this->_Connect() ))
-		{
-			$this->_MBPop();
-			return -1;
-		}
-
-		$req = pack ( "nnN", SEARCHD_COMMAND_FLUSHATTRS, VER_COMMAND_FLUSHATTRS, 0 ); // len=0
-		if ( !( $this->_Send ( $fp, $req, 8 ) ) ||
-			 !( $response = $this->_GetResponse ( $fp, VER_COMMAND_FLUSHATTRS ) ) )
-		{
-			$this->_MBPop ();
-			return -1;
-		}
-
-		$tag = -1;
-		if ( strlen($response)==4 )
-			list(,$tag) = unpack ( "N*", $response );
-		else
-			$this->_error = "unexpected response length";
-
-		$this->_MBPop ();
-		return $tag;
-	}
+    //////////////////////////////////////////////////////////////////////////////
+
+    /// connect to searchd server, run given search query through given indexes,
+    /// and return the search results
+    public function Query ( $query, $index="*", $comment="" )
+    {
+        assert ( empty($this->_reqs) );
+
+        $this->AddQuery ( $query, $index, $comment );
+        $results = $this->RunQueries ();
+        $this->_reqs = array (); // just in case it failed too early
+
+        if ( !is_array($results) )
+            return false; // probably network error; error message should be already filled
+
+        $this->_error = $results[0]["error"];
+        $this->_warning = $results[0]["warning"];
+        if ( $results[0]["status"]==SEARCHD_ERROR )
+            return false;
+        else
+            return $results[0];
+    }
+
+    /// helper to pack floats in network byte order
+    public function _PackFloat ( $f )
+    {
+        $t1 = pack ( "f", $f ); // machine order
+        list(,$t2) = unpack ( "L*", $t1 ); // int in machine order
+        return pack ( "N", $t2 );
+    }
+
+    /**
+     * @SuppressWarnings(unused)
+     */
+
+    /// add query to multi-query batch
+    /// returns index into results array from RunQueries() call
+    public function AddQuery ( $query, $index="*", $comment="" )
+    {
+        // mbstring workaround
+        $this->_MBPush ();
+
+        // build request
+        $req = pack ( "NNNNN", $this->_offset, $this->_limit, $this->_mode, $this->_ranker, $this->_sort ); // mode and limits
+        $req .= pack ( "N", strlen($this->_sortby) ) . $this->_sortby;
+        $req .= pack ( "N", strlen($query) ) . $query; // query itself
+        $req .= pack ( "N", count($this->_weights) ); // weights
+        foreach ( $this->_weights as $weight )
+            $req .= pack ( "N", (int)$weight );
+        $req .= pack ( "N", strlen($index) ) . $index; // indexes
+        $req .= pack ( "N", 1 ); // id64 range marker
+        $req .= sphPackU64 ( $this->_min_id ) . sphPackU64 ( $this->_max_id ); // id64 range
+
+        // filters
+        $req .= pack ( "N", count($this->_filters) );
+        foreach ( $this->_filters as $filter )
+        {
+            $req .= pack ( "N", strlen($filter["attr"]) ) . $filter["attr"];
+            $req .= pack ( "N", $filter["type"] );
+            switch ( $filter["type"] )
+            {
+                case SPH_FILTER_VALUES:
+                    $req .= pack ( "N", count($filter["values"]) );
+                    foreach ( $filter["values"] as $value )
+                        $req .= sphPackI64 ( $value );
+                    break;
+
+                case SPH_FILTER_RANGE:
+                    $req .= sphPackI64 ( $filter["min"] ) . sphPackI64 ( $filter["max"] );
+                    break;
+
+                case SPH_FILTER_FLOATRANGE:
+                    $req .= $this->_PackFloat ( $filter["min"] ) . $this->_PackFloat ( $filter["max"] );
+                    break;
+
+                default:
+                    assert ( 0 && "internal error: unhandled filter type" );
+            }
+            $req .= pack ( "N", $filter["exclude"] );
+        }
+
+        // group-by clause, max-matches count, group-sort clause, cutoff count
+        $req .= pack ( "NN", $this->_groupfunc, strlen($this->_groupby) ) . $this->_groupby;
+        $req .= pack ( "N", $this->_maxmatches );
+        $req .= pack ( "N", strlen($this->_groupsort) ) . $this->_groupsort;
+        $req .= pack ( "NNN", $this->_cutoff, $this->_retrycount, $this->_retrydelay );
+        $req .= pack ( "N", strlen($this->_groupdistinct) ) . $this->_groupdistinct;
+
+        // anchor point
+        if ( empty($this->_anchor) )
+        {
+            $req .= pack ( "N", 0 );
+        } else
+        {
+            $a =& $this->_anchor;
+            $req .= pack ( "N", 1 );
+            $req .= pack ( "N", strlen($a["attrlat"]) ) . $a["attrlat"];
+            $req .= pack ( "N", strlen($a["attrlong"]) ) . $a["attrlong"];
+            $req .= $this->_PackFloat ( $a["lat"] ) . $this->_PackFloat ( $a["long"] );
+        }
+
+        // per-index weights
+        $req .= pack ( "N", count($this->_indexweights) );
+        foreach ( $this->_indexweights as $idx=>$weight )
+            $req .= pack ( "N", strlen($idx) ) . $idx . pack ( "N", $weight );
+
+        // max query time
+        $req .= pack ( "N", $this->_maxquerytime );
+
+        // per-field weights
+        $req .= pack ( "N", count($this->_fieldweights) );
+        foreach ( $this->_fieldweights as $field=>$weight )
+            $req .= pack ( "N", strlen($field) ) . $field . pack ( "N", $weight );
+
+        // comment
+        $req .= pack ( "N", strlen($comment) ) . $comment;
+
+        // attribute overrides
+        $req .= pack ( "N", count($this->_overrides) );
+        foreach ( $this->_overrides as $key => $entry )
+        {
+            $req .= pack ( "N", strlen($entry["attr"]) ) . $entry["attr"];
+            $req .= pack ( "NN", $entry["type"], count($entry["values"]) );
+            foreach ( $entry["values"] as $id=>$val )
+            {
+                assert ( is_numeric($id) );
+                assert ( is_numeric($val) );
+
+                $req .= sphPackU64 ( $id );
+                switch ( $entry["type"] )
+                {
+                    case SPH_ATTR_FLOAT:	$req .= $this->_PackFloat ( $val ); break;
+                    case SPH_ATTR_BIGINT:	$req .= sphPackI64 ( $val ); break;
+                    default:				$req .= pack ( "N", $val ); break;
+                }
+            }
+        }
+
+        // select-list
+        $req .= pack ( "N", strlen($this->_select) ) . $this->_select;
+
+        // mbstring workaround
+        $this->_MBPop ();
+
+        // store request to requests array
+        $this->_reqs[] = $req;
+        return count($this->_reqs)-1;
+    }
+
+    /// connect to searchd, run queries batch, and return an array of result sets
+    public function RunQueries ()
+    {
+        if ( empty($this->_reqs) )
+        {
+            $this->_error = "no queries defined, issue AddQuery() first";
+            return false;
+        }
+
+        // mbstring workaround
+        $this->_MBPush ();
+
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop ();
+            return false;
+        }
+
+        // send query, get response
+        $nreqs = count($this->_reqs);
+        $req = join ( "", $this->_reqs );
+        $len = 8+strlen($req);
+        $req = pack ( "nnNNN", SEARCHD_COMMAND_SEARCH, VER_COMMAND_SEARCH, $len, 0, $nreqs ) . $req; // add header
+
+        if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
+             !( $response = $this->_GetResponse ( $fp, VER_COMMAND_SEARCH ) ) )
+        {
+            $this->_MBPop ();
+            return false;
+        }
+
+        // query sent ok; we can reset reqs now
+        $this->_reqs = array ();
+
+        // parse and return response
+        return $this->_ParseSearchResponse ( $response, $nreqs );
+    }
+
+    /// parse and return search query (or queries) response
+    public function _ParseSearchResponse ( $response, $nreqs )
+    {
+        $p = 0; // current position
+        $max = strlen($response); // max position for checks, to protect against broken responses
+
+        $results = array ();
+        for ( $ires=0; $ires<$nreqs && $p<$max; $ires++ )
+        {
+            $results[] = array();
+            $result =& $results[$ires];
+
+            $result["error"] = "";
+            $result["warning"] = "";
+
+            // extract status
+            list(,$status) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+            $result["status"] = $status;
+            if ( $status!=SEARCHD_OK )
+            {
+                list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                $message = substr ( $response, $p, $len ); $p += $len;
+
+                if ( $status==SEARCHD_WARNING )
+                {
+                    $result["warning"] = $message;
+                } else
+                {
+                    $result["error"] = $message;
+                    continue;
+                }
+            }
+
+            // read schema
+            $fields = array ();
+            $attrs = array ();
+
+            list(,$nfields) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+            while ( $nfields-->0 && $p<$max )
+            {
+                list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                $fields[] = substr ( $response, $p, $len ); $p += $len;
+            }
+            $result["fields"] = $fields;
+
+            list(,$nattrs) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+            while ( $nattrs-->0 && $p<$max  )
+            {
+                list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                $attr = substr ( $response, $p, $len ); $p += $len;
+                list(,$type) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                $attrs[$attr] = $type;
+            }
+            $result["attrs"] = $attrs;
+
+            // read match count
+            list(,$count) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+            list(,$id64) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+
+            // read matches
+            $idx = -1;
+            while ( $count-->0 && $p<$max )
+            {
+                // index into result array
+                $idx++;
+
+                // parse document id and weight
+                if ( $id64 )
+                {
+                    $doc = sphUnpackU64 ( substr ( $response, $p, 8 ) ); $p += 8;
+                    list(,$weight) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                }
+                else
+                {
+                    list ( $doc, $weight ) = array_values ( unpack ( "N*N*",
+                        substr ( $response, $p, 8 ) ) );
+                    $p += 8;
+                    $doc = sphFixUint($doc);
+                }
+                $weight = sprintf ( "%u", $weight );
+
+                // create match entry
+                if ( $this->_arrayresult )
+                    $result["matches"][$idx] = array ( "id"=>$doc, "weight"=>$weight );
+                else
+                    $result["matches"][$doc]["weight"] = $weight;
+
+                // parse and create attributes
+                $attrvals = array ();
+                foreach ( $attrs as $attr=>$type )
+                {
+                    // handle 64bit ints
+                    if ( $type==SPH_ATTR_BIGINT )
+                    {
+                        $attrvals[$attr] = sphUnpackI64 ( substr ( $response, $p, 8 ) ); $p += 8;
+                        continue;
+                    }
+
+                    // handle floats
+                    if ( $type==SPH_ATTR_FLOAT )
+                    {
+                        list(,$uval) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                        list(,$fval) = unpack ( "f*", pack ( "L", $uval ) );
+                        $attrvals[$attr] = $fval;
+                        continue;
+                    }
+
+                    // handle everything else as unsigned ints
+                    list(,$val) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                    if ( $type & SPH_ATTR_MULTI )
+                    {
+                        $attrvals[$attr] = array ();
+                        $nvalues = $val;
+                        while ( $nvalues-->0 && $p<$max )
+                        {
+                            list(,$val) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                            $attrvals[$attr][] = sphFixUint($val);
+                        }
+                    } else if ( $type==SPH_ATTR_STRING )
+                    {
+                        $attrvals[$attr] = substr ( $response, $p, $val );
+                        $p += $val;
+                    } else
+                    {
+                        $attrvals[$attr] = sphFixUint($val);
+                    }
+                }
+
+                if ( $this->_arrayresult )
+                    $result["matches"][$idx]["attrs"] = $attrvals;
+                else
+                    $result["matches"][$doc]["attrs"] = $attrvals;
+            }
+
+            list ( $total, $total_found, $msecs, $words ) =
+                array_values ( unpack ( "N*N*N*N*", substr ( $response, $p, 16 ) ) );
+            $result["total"] = sprintf ( "%u", $total );
+            $result["total_found"] = sprintf ( "%u", $total_found );
+            $result["time"] = sprintf ( "%.3f", $msecs/1000 );
+            $p += 16;
+
+            while ( $words-->0 && $p<$max )
+            {
+                list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+                $word = substr ( $response, $p, $len ); $p += $len;
+                list ( $docs, $hits ) = array_values ( unpack ( "N*N*", substr ( $response, $p, 8 ) ) ); $p += 8;
+                $result["words"][$word] = array (
+                    "docs"=>sprintf ( "%u", $docs ),
+                    "hits"=>sprintf ( "%u", $hits ) );
+            }
+        }
+
+        $this->_MBPop ();
+        return $results;
+    }
+
+    /////////////////////////////////////////////////////////////////////////////
+    // excerpts generation
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// connect to searchd server, and generate exceprts (snippets)
+    /// of given documents for given query. returns false on failure,
+    /// an array of snippets on success
+    public function BuildExcerpts ( $docs, $index, $words, $opts=array() )
+    {
+        assert ( is_array($docs) );
+        assert ( is_string($index) );
+        assert ( is_string($words) );
+        assert ( is_array($opts) );
+
+        $this->_MBPush ();
+
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop();
+            return false;
+        }
+
+        /////////////////
+        // fixup options
+        /////////////////
+
+        if ( !isset($opts["before_match"]) )		$opts["before_match"] = "<b>";
+        if ( !isset($opts["after_match"]) )			$opts["after_match"] = "</b>";
+        if ( !isset($opts["chunk_separator"]) )		$opts["chunk_separator"] = " ... ";
+        if ( !isset($opts["limit"]) )				$opts["limit"] = 256;
+        if ( !isset($opts["limit_passages"]) )		$opts["limit_passages"] = 0;
+        if ( !isset($opts["limit_words"]) )			$opts["limit_words"] = 0;
+        if ( !isset($opts["around"]) )				$opts["around"] = 5;
+        if ( !isset($opts["exact_phrase"]) )		$opts["exact_phrase"] = false;
+        if ( !isset($opts["single_passage"]) )		$opts["single_passage"] = false;
+        if ( !isset($opts["use_boundaries"]) )		$opts["use_boundaries"] = false;
+        if ( !isset($opts["weight_order"]) )		$opts["weight_order"] = false;
+        if ( !isset($opts["query_mode"]) )			$opts["query_mode"] = false;
+        if ( !isset($opts["force_all_words"]) )		$opts["force_all_words"] = false;
+        if ( !isset($opts["start_passage_id"]) )	$opts["start_passage_id"] = 1;
+        if ( !isset($opts["load_files"]) )			$opts["load_files"] = false;
+        if ( !isset($opts["html_strip_mode"]) )		$opts["html_strip_mode"] = "index";
+        if ( !isset($opts["allow_empty"]) )			$opts["allow_empty"] = false;
+        if ( !isset($opts["passage_boundary"]) )	$opts["passage_boundary"] = "none";
+        if ( !isset($opts["emit_zones"]) )			$opts["emit_zones"] = false;
+
+        /////////////////
+        // build request
+        /////////////////
+
+        // v.1.2 req
+        $flags = 1; // remove spaces
+        if ( $opts["exact_phrase"] )	$flags |= 2;
+        if ( $opts["single_passage"] )	$flags |= 4;
+        if ( $opts["use_boundaries"] )	$flags |= 8;
+        if ( $opts["weight_order"] )	$flags |= 16;
+        if ( $opts["query_mode"] )		$flags |= 32;
+        if ( $opts["force_all_words"] )	$flags |= 64;
+        if ( $opts["load_files"] )		$flags |= 128;
+        if ( $opts["allow_empty"] )		$flags |= 256;
+        if ( $opts["emit_zones"] )		$flags |= 512;
+        $req = pack ( "NN", 0, $flags ); // mode=0, flags=$flags
+        $req .= pack ( "N", strlen($index) ) . $index; // req index
+        $req .= pack ( "N", strlen($words) ) . $words; // req words
+
+        // options
+        $req .= pack ( "N", strlen($opts["before_match"]) ) . $opts["before_match"];
+        $req .= pack ( "N", strlen($opts["after_match"]) ) . $opts["after_match"];
+        $req .= pack ( "N", strlen($opts["chunk_separator"]) ) . $opts["chunk_separator"];
+        $req .= pack ( "NN", (int)$opts["limit"], (int)$opts["around"] );
+        $req .= pack ( "NNN", (int)$opts["limit_passages"], (int)$opts["limit_words"], (int)$opts["start_passage_id"] ); // v.1.2
+        $req .= pack ( "N", strlen($opts["html_strip_mode"]) ) . $opts["html_strip_mode"];
+        $req .= pack ( "N", strlen($opts["passage_boundary"]) ) . $opts["passage_boundary"];
+
+        // documents
+        $req .= pack ( "N", count($docs) );
+        foreach ( $docs as $doc )
+        {
+            assert ( is_string($doc) );
+            $req .= pack ( "N", strlen($doc) ) . $doc;
+        }
+
+        ////////////////////////////
+        // send query, get response
+        ////////////////////////////
+
+        $len = strlen($req);
+        $req = pack ( "nnN", SEARCHD_COMMAND_EXCERPT, VER_COMMAND_EXCERPT, $len ) . $req; // add header
+        if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
+             !( $response = $this->_GetResponse ( $fp, VER_COMMAND_EXCERPT ) ) )
+        {
+            $this->_MBPop ();
+            return false;
+        }
+
+        //////////////////
+        // parse response
+        //////////////////
+
+        $pos = 0;
+        $res = array ();
+        $rlen = strlen($response);
+        for ( $i=0; $i<count($docs); $i++ )
+        {
+            list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );
+            $pos += 4;
+
+            if ( $pos+$len > $rlen )
+            {
+                $this->_error = "incomplete reply";
+                $this->_MBPop ();
+                return false;
+            }
+            $res[] = $len ? substr ( $response, $pos, $len ) : "";
+            $pos += $len;
+        }
+
+        $this->_MBPop ();
+        return $res;
+    }
+
+
+    /////////////////////////////////////////////////////////////////////////////
+    // keyword generation
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// connect to searchd server, and generate keyword list for a given query
+    /// returns false on failure,
+    /// an array of words on success
+    public function BuildKeywords ( $query, $index, $hits )
+    {
+        assert ( is_string($query) );
+        assert ( is_string($index) );
+        assert ( is_bool($hits) );
+
+        $this->_MBPush ();
+
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop();
+            return false;
+        }
+
+        /////////////////
+        // build request
+        /////////////////
+
+        // v.1.0 req
+        $req  = pack ( "N", strlen($query) ) . $query; // req query
+        $req .= pack ( "N", strlen($index) ) . $index; // req index
+        $req .= pack ( "N", (int)$hits );
+
+        ////////////////////////////
+        // send query, get response
+        ////////////////////////////
+
+        $len = strlen($req);
+        $req = pack ( "nnN", SEARCHD_COMMAND_KEYWORDS, VER_COMMAND_KEYWORDS, $len ) . $req; // add header
+        if ( !( $this->_Send ( $fp, $req, $len+8 ) ) ||
+             !( $response = $this->_GetResponse ( $fp, VER_COMMAND_KEYWORDS ) ) )
+        {
+            $this->_MBPop ();
+            return false;
+        }
+
+        //////////////////
+        // parse response
+        //////////////////
+
+        $pos = 0;
+        $res = array ();
+        $rlen = strlen($response);
+        list(,$nwords) = unpack ( "N*", substr ( $response, $pos, 4 ) );
+        $pos += 4;
+        for ( $i=0; $i<$nwords; $i++ )
+        {
+            list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );	$pos += 4;
+            $tokenized = $len ? substr ( $response, $pos, $len ) : "";
+            $pos += $len;
+
+            list(,$len) = unpack ( "N*", substr ( $response, $pos, 4 ) );	$pos += 4;
+            $normalized = $len ? substr ( $response, $pos, $len ) : "";
+            $pos += $len;
+
+            $res[] = array ( "tokenized"=>$tokenized, "normalized"=>$normalized );
+
+            if ( $hits )
+            {
+                list($ndocs,$nhits) = array_values ( unpack ( "N*N*", substr ( $response, $pos, 8 ) ) );
+                $pos += 8;
+                $res [$i]["docs"] = $ndocs;
+                $res [$i]["hits"] = $nhits;
+            }
+
+            if ( $pos > $rlen )
+            {
+                $this->_error = "incomplete reply";
+                $this->_MBPop ();
+                return false;
+            }
+        }
+
+        $this->_MBPop ();
+        return $res;
+    }
+
+    public function EscapeString ( $string )
+    {
+        $from = array ( '\\', '(',')','|','-','!','@','~','"','&', '/', '^', '$', '=' );
+        $to   = array ( '\\\\', '\(','\)','\|','\-','\!','\@','\~','\"', '\&', '\/', '\^', '\$', '\=' );
+
+        return str_replace ( $from, $to, $string );
+    }
+
+    /////////////////////////////////////////////////////////////////////////////
+    // attribute updates
+    /////////////////////////////////////////////////////////////////////////////
+
+    /// batch update given attributes in given rows in given indexes
+    /// returns amount of updated documents (0 or more) on success, or -1 on failure
+    public function UpdateAttributes ( $index, $attrs, $values, $mva=false )
+    {
+        // verify everything
+        assert ( is_string($index) );
+        assert ( is_bool($mva) );
+
+        assert ( is_array($attrs) );
+        foreach ( $attrs as $attr )
+            assert ( is_string($attr) );
+
+        assert ( is_array($values) );
+        foreach ( $values as $id=>$entry )
+        {
+            assert ( is_numeric($id) );
+            assert ( is_array($entry) );
+            assert ( count($entry)==count($attrs) );
+            foreach ( $entry as $v )
+            {
+                if ( $mva )
+                {
+                    assert ( is_array($v) );
+                    foreach ( $v as $vv )
+                        assert ( is_int($vv) );
+                } else
+                    assert ( is_int($v) );
+            }
+        }
+
+        // build request
+        $this->_MBPush ();
+        $req = pack ( "N", strlen($index) ) . $index;
+
+        $req .= pack ( "N", count($attrs) );
+        foreach ( $attrs as $attr )
+        {
+            $req .= pack ( "N", strlen($attr) ) . $attr;
+            $req .= pack ( "N", $mva ? 1 : 0 );
+        }
+
+        $req .= pack ( "N", count($values) );
+        foreach ( $values as $id=>$entry )
+        {
+            $req .= sphPackU64 ( $id );
+            foreach ( $entry as $v )
+            {
+                $req .= pack ( "N", $mva ? count($v) : $v );
+                if ( $mva )
+                    foreach ( $v as $vv )
+                        $req .= pack ( "N", $vv );
+            }
+        }
+
+        // connect, send query, get response
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop ();
+            return -1;
+        }
+
+        $len = strlen($req);
+        $req = pack ( "nnN", SEARCHD_COMMAND_UPDATE, VER_COMMAND_UPDATE, $len ) . $req; // add header
+        if ( !$this->_Send ( $fp, $req, $len+8 ) )
+        {
+            $this->_MBPop ();
+            return -1;
+        }
+
+        if (!( $response = $this->_GetResponse ( $fp, VER_COMMAND_UPDATE ) ))
+        {
+            $this->_MBPop ();
+            return -1;
+        }
+
+        // parse response
+        list(,$updated) = unpack ( "N*", substr ( $response, 0, 4 ) );
+        $this->_MBPop ();
+        return $updated;
+    }
+
+    /////////////////////////////////////////////////////////////////////////////
+    // persistent connections
+    /////////////////////////////////////////////////////////////////////////////
+
+    public function Open()
+    {
+        if ( $this->_socket !== false )
+        {
+            $this->_error = 'already connected';
+            return false;
+        }
+        if ( !$fp = $this->_Connect() )
+            return false;
+
+        // command, command version = 0, body length = 4, body = 1
+        $req = pack ( "nnNN", SEARCHD_COMMAND_PERSIST, 0, 4, 1 );
+        if ( !$this->_Send ( $fp, $req, 12 ) )
+            return false;
+
+        $this->_socket = $fp;
+        return true;
+    }
+
+    public function Close()
+    {
+        if ( $this->_socket === false )
+        {
+            $this->_error = 'not connected';
+            return false;
+        }
+
+        fclose ( $this->_socket );
+        $this->_socket = false;
+
+        return true;
+    }
+
+    //////////////////////////////////////////////////////////////////////////
+    // status
+    //////////////////////////////////////////////////////////////////////////
+
+    public function Status ()
+    {
+        $this->_MBPush ();
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop();
+            return false;
+        }
+
+        $req = pack ( "nnNN", SEARCHD_COMMAND_STATUS, VER_COMMAND_STATUS, 4, 1 ); // len=4, body=1
+        if ( !( $this->_Send ( $fp, $req, 12 ) ) ||
+             !( $response = $this->_GetResponse ( $fp, VER_COMMAND_STATUS ) ) )
+        {
+            $this->_MBPop ();
+            return false;
+        }
+
+        $res = substr ( $response, 4 ); // just ignore length, error handling, etc
+        $p = 0;
+        list ( $rows, $cols ) = array_values ( unpack ( "N*N*", substr ( $response, $p, 8 ) ) ); $p += 8;
+
+        $res = array();
+        for ( $i=0; $i<$rows; $i++ )
+            for ( $j=0; $j<$cols; $j++ )
+        {
+            list(,$len) = unpack ( "N*", substr ( $response, $p, 4 ) ); $p += 4;
+            $res[$i][] = substr ( $response, $p, $len ); $p += $len;
+        }
+
+        $this->_MBPop ();
+        return $res;
+    }
+
+    //////////////////////////////////////////////////////////////////////////
+    // flush
+    //////////////////////////////////////////////////////////////////////////
+
+    public function FlushAttributes ()
+    {
+        $this->_MBPush ();
+        if (!( $fp = $this->_Connect() ))
+        {
+            $this->_MBPop();
+            return -1;
+        }
+
+        $req = pack ( "nnN", SEARCHD_COMMAND_FLUSHATTRS, VER_COMMAND_FLUSHATTRS, 0 ); // len=0
+        if ( !( $this->_Send ( $fp, $req, 8 ) ) ||
+             !( $response = $this->_GetResponse ( $fp, VER_COMMAND_FLUSHATTRS ) ) )
+        {
+            $this->_MBPop ();
+            return -1;
+        }
+
+        $tag = -1;
+        if ( strlen($response)==4 )
+            list(,$tag) = unpack ( "N*", $response );
+        else
+            $this->_error = "unexpected response length";
+
+        $this->_MBPop ();
+        return $tag;
+    }
 }
 
 //

plugins/toggle_sidebar/init.php

Indentation +19 added lines, -19 removed lines

@@ -1,26 +1,26 @@ 
 <?php
 class Toggle_Sidebar extends Plugin {
 
-	private $host;
+    private $host;
 
-	public function about() {
-		return array(1.0,
-			"Adds a main toolbar button to toggle sidebar",
-			"fox");
-	}
+    public function about() {
+        return array(1.0,
+            "Adds a main toolbar button to toggle sidebar",
+            "fox");
+    }
 
-	public function init($host) {
-		$this->host = $host;
+    public function init($host) {
+        $this->host = $host;
 
-		$host->add_hook($host::HOOK_MAIN_TOOLBAR_BUTTON, $this);
-	}
+        $host->add_hook($host::HOOK_MAIN_TOOLBAR_BUTTON, $this);
+    }
 
-	public function get_js() {
-		return file_get_contents(__DIR__ . "/init.js");
-	}
+    public function get_js() {
+        return file_get_contents(__DIR__ . "/init.js");
+    }
 
-	public function hook_main_toolbar_button() {
-		?>
+    public function hook_main_toolbar_button() {
+        ?>
 
 		<button dojoType="dijit.form.Button" onclick="Plugins.Toggle_Sidebar.toggle(this)">
 			<i class="material-icons toggle-sidebar-label"
@@ -28,11 +28,11 @@ 
 		</button>
 
 		<?php
-	}
+    }
 
-	public function api_version() {
-		return 2;
-	}
+    public function api_version() {
+        return 2;
+    }
 
 }
 ?>

plugins/googlereaderkeys/init.php

Indentation +36 added lines, -36 removed lines

@@ -1,40 +1,40 @@
 <?php
 class GoogleReaderKeys extends Plugin {
-	private $host;
-
-	public function about() {
-		return array(1.0,
-			"Keyboard hotkeys emulate Google Reader",
-			"markwaters");
-	}
-
-	public function init($host) {
-		$this->host = $host;
-
-		$host->add_hook($host::HOOK_HOTKEY_MAP, $this);
-	}
-
-	public function hook_hotkey_map($hotkeys) {
-
-		$hotkeys["j"]		= "next_article_noscroll";
-		$hotkeys["k"]		= "prev_article_noscroll";
-		$hotkeys["N"]		= "next_feed";
-		$hotkeys["P"]		= "prev_feed";
-		$hotkeys["v"]		= "open_in_new_window";
-		$hotkeys["r"]		= "feed_refresh";
-		$hotkeys["m"]		= "toggle_unread";
-		$hotkeys["o"]		= "toggle_expand";
-		$hotkeys["\r|Enter"]	= "toggle_expand";
-		$hotkeys["?"]		= "help_dialog";
-		$hotkeys[" |Space"]	= "next_article";
-		$hotkeys["(38)|Up"]	= "article_scroll_up";
-		$hotkeys["(40)|Down"]	= "article_scroll_down";
-
-		return $hotkeys;
-	}
-
-	public function api_version() {
-		return 2;
-	}
+    private $host;
+
+    public function about() {
+        return array(1.0,
+            "Keyboard hotkeys emulate Google Reader",
+            "markwaters");
+    }
+
+    public function init($host) {
+        $this->host = $host;
+
+        $host->add_hook($host::HOOK_HOTKEY_MAP, $this);
+    }
+
+    public function hook_hotkey_map($hotkeys) {
+
+        $hotkeys["j"]		= "next_article_noscroll";
+        $hotkeys["k"]		= "prev_article_noscroll";
+        $hotkeys["N"]		= "next_feed";
+        $hotkeys["P"]		= "prev_feed";
+        $hotkeys["v"]		= "open_in_new_window";
+        $hotkeys["r"]		= "feed_refresh";
+        $hotkeys["m"]		= "toggle_unread";
+        $hotkeys["o"]		= "toggle_expand";
+        $hotkeys["\r|Enter"]	= "toggle_expand";
+        $hotkeys["?"]		= "help_dialog";
+        $hotkeys[" |Space"]	= "next_article";
+        $hotkeys["(38)|Up"]	= "article_scroll_up";
+        $hotkeys["(40)|Down"]	= "article_scroll_down";
+
+        return $hotkeys;
+    }
+
+    public function api_version() {
+        return 2;
+    }
 
 }

plugins/hotkeys_noscroll/init.php

Indentation +20 added lines, -20 removed lines

@@ -1,31 +1,31 @@
 <?php
 class Hotkeys_Noscroll extends Plugin {
-	private $host;
+    private $host;
 
-	public function about() {
-		return array(1.0,
-			"n/p hotkeys move between articles without scrolling",
-			"fox");
-	}
+    public function about() {
+        return array(1.0,
+            "n/p hotkeys move between articles without scrolling",
+            "fox");
+    }
 
-	public function init($host) {
-		$this->host = $host;
+    public function init($host) {
+        $this->host = $host;
 
-		$host->add_hook($host::HOOK_HOTKEY_MAP, $this);
-	}
+        $host->add_hook($host::HOOK_HOTKEY_MAP, $this);
+    }
 
-	public function hook_hotkey_map($hotkeys) {
+    public function hook_hotkey_map($hotkeys) {
 
-		$hotkeys["(40)|Down"] = "next_article_noscroll";
-		$hotkeys["(38)|Up"] = "prev_article_noscroll";
-		$hotkeys["n"] = "next_article_noscroll";
-		$hotkeys["p"] = "prev_article_noscroll";
+        $hotkeys["(40)|Down"] = "next_article_noscroll";
+        $hotkeys["(38)|Up"] = "prev_article_noscroll";
+        $hotkeys["n"] = "next_article_noscroll";
+        $hotkeys["p"] = "prev_article_noscroll";
 
-		return $hotkeys;
-	}
+        return $hotkeys;
+    }
 
-	public function api_version() {
-		return 2;
-	}
+    public function api_version() {
+        return 2;
+    }
 
 }

plugins/af_youtube_embed/init.php

Indentation +29 added lines, -29 removed lines

@@ -1,47 +1,47 @@
 <?php
 class Af_Youtube_Embed extends Plugin {
-	private $host;
+    private $host;
 
-	public function about() {
-		return array(1.0,
-			"Embed videos in Youtube RSS feeds (and whitelist Youtube iframes)",
-			"fox");
-	}
+    public function about() {
+        return array(1.0,
+            "Embed videos in Youtube RSS feeds (and whitelist Youtube iframes)",
+            "fox");
+    }
 
-	public function init($host) {
-		$this->host = $host;
+    public function init($host) {
+        $this->host = $host;
 
-		$host->add_hook($host::HOOK_RENDER_ENCLOSURE, $this);
-		$host->add_hook($host::HOOK_IFRAME_WHITELISTED, $this);
-	}
+        $host->add_hook($host::HOOK_RENDER_ENCLOSURE, $this);
+        $host->add_hook($host::HOOK_IFRAME_WHITELISTED, $this);
+    }
 
-	public function hook_iframe_whitelisted($src) {
-		return in_array($src, ["www.youtube.com", "youtube.com", "youtu.be"]);
-	}
+    public function hook_iframe_whitelisted($src) {
+        return in_array($src, ["www.youtube.com", "youtube.com", "youtu.be"]);
+    }
 
-	/**
-	 * @SuppressWarnings(PHPMD.UnusedFormalParameter)
-	 */
-	public function hook_render_enclosure($entry, $hide_images) {
+    /**
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function hook_render_enclosure($entry, $hide_images) {
 
-		$matches = array();
+        $matches = array();
 
-		if (preg_match("/\/\/www\.youtube\.com\/v\/([\w-]+)/", $entry["url"], $matches) ||
-			preg_match("/\/\/www\.youtube\.com\/watch?v=([\w-]+)/", $entry["url"], $matches) ||
-			preg_match("/\/\/youtu.be\/([\w-]+)/", $entry["url"], $matches)) {
+        if (preg_match("/\/\/www\.youtube\.com\/v\/([\w-]+)/", $entry["url"], $matches) ||
+            preg_match("/\/\/www\.youtube\.com\/watch?v=([\w-]+)/", $entry["url"], $matches) ||
+            preg_match("/\/\/youtu.be\/([\w-]+)/", $entry["url"], $matches)) {
 
-			$vid_id = $matches[1];
+            $vid_id = $matches[1];
 
-			return "<iframe class=\"youtube-player\"
+            return "<iframe class=\"youtube-player\"
 				type=\"text/html\" width=\"640\" height=\"385\"
 				src=\"https://www.youtube.com/embed/$vid_id\"
 				allowfullscreen frameborder=\"0\"></iframe>";
 
-		}
-	}
+        }
+    }
 
-	public function api_version() {
-		return 2;
-	}
+    public function api_version() {
+        return 2;
+    }
 
 }

classes/api.php

Indentation +754 added lines, -754 removed lines

@@ -1,145 +1,145 @@ 
 <?php
 class API extends Handler {
 
-	const API_LEVEL  = 14;
-
-	const STATUS_OK  = 0;
-	const STATUS_ERR = 1;
-
-	private $seq;
-
-	public static function param_to_bool($p) {
-		return $p && ($p !== "f" && $p !== "false");
-	}
-
-	public function before($method) {
-		if (parent::before($method)) {
-			header("Content-Type: text/json");
-
-			if (!$_SESSION["uid"] && $method != "login" && $method != "isloggedin") {
-				$this->wrap(self::STATUS_ERR, array("error" => 'NOT_LOGGED_IN'));
-				return false;
-			}
-
-			if ($_SESSION["uid"] && $method != "logout" && !get_pref('ENABLE_API_ACCESS')) {
-				$this->wrap(self::STATUS_ERR, array("error" => 'API_DISABLED'));
-				return false;
-			}
-
-			$this->seq = (int) clean($_REQUEST['seq']);
-
-			return true;
-		}
-		return false;
-	}
-
-	public function wrap($status, $reply) {
-		print json_encode(array("seq" => $this->seq,
-			"status" => $status,
-			"content" => $reply));
-	}
-
-	public function getVersion() {
-		$rv = array("version" => VERSION);
-		$this->wrap(self::STATUS_OK, $rv);
-	}
-
-	public function getApiLevel() {
-		$rv = array("level" => self::API_LEVEL);
-		$this->wrap(self::STATUS_OK, $rv);
-	}
-
-	public function login() {
-		@session_destroy();
-		@session_start();
-
-		$login = clean($_REQUEST["user"]);
-		$password = clean($_REQUEST["password"]);
-		$password_base64 = base64_decode(clean($_REQUEST["password"]));
-
-		if (SINGLE_USER_MODE) $login = "admin";
-
-		$sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE login = ?");
-		$sth->execute([$login]);
-
-		if ($row = $sth->fetch()) {
-			$uid = $row["id"];
-		} else {
-			$uid = 0;
-		}
-
-		if (!$uid) {
-			$this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
-			return;
-		}
-
-		if (get_pref("ENABLE_API_ACCESS", $uid)) {
-			if (authenticate_user($login, $password, false,  Auth_Base::AUTH_SERVICE_API)) {               // try login with normal password
-				$this->wrap(self::STATUS_OK, array("session_id" => session_id(),
-					"api_level" => self::API_LEVEL));
-			} else if (authenticate_user($login, $password_base64, false, Auth_Base::AUTH_SERVICE_API)) { // else try with base64_decoded password
-				$this->wrap(self::STATUS_OK,	array("session_id" => session_id(),
-					"api_level" => self::API_LEVEL));
-			} else {                                                         // else we are not logged in
-				user_error("Failed login attempt for $login from {$_SERVER['REMOTE_ADDR']}", E_USER_WARNING);
-				$this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
-			}
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => "API_DISABLED"));
-		}
-
-	}
-
-	public function logout() {
-		logout_user();
-		$this->wrap(self::STATUS_OK, array("status" => "OK"));
-	}
-
-	public function isLoggedIn() {
-		$this->wrap(self::STATUS_OK, array("status" => $_SESSION["uid"] != ''));
-	}
-
-	public function getUnread() {
-		$feed_id = clean($_REQUEST["feed_id"]);
-		$is_cat = clean($_REQUEST["is_cat"]);
-
-		if ($feed_id) {
-			$this->wrap(self::STATUS_OK, array("unread" => getFeedUnread($feed_id, $is_cat)));
-		} else {
-			$this->wrap(self::STATUS_OK, array("unread" => Feeds::getGlobalUnread()));
-		}
-	}
-
-	/* Method added for ttrss-reader for Android */
-	public function getCounters() {
-		$this->wrap(self::STATUS_OK, Counters::getAllCounters());
-	}
-
-	public function getFeeds() {
-		$cat_id = clean($_REQUEST["cat_id"]);
-		$unread_only = API::param_to_bool(clean($_REQUEST["unread_only"]));
-		$limit = (int) clean($_REQUEST["limit"]);
-		$offset = (int) clean($_REQUEST["offset"]);
-		$include_nested = API::param_to_bool(clean($_REQUEST["include_nested"]));
-
-		$feeds = $this->api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested);
-
-		$this->wrap(self::STATUS_OK, $feeds);
-	}
-
-	public function getCategories() {
-		$unread_only = API::param_to_bool(clean($_REQUEST["unread_only"]));
-		$enable_nested = API::param_to_bool(clean($_REQUEST["enable_nested"]));
-		$include_empty = API::param_to_bool(clean($_REQUEST['include_empty']));
-
-		// TODO do not return empty categories, return Uncategorized and standard virtual cats
-
-		if ($enable_nested)
-			$nested_qpart = "parent_cat IS NULL";
-		else
-			$nested_qpart = "true";
-
-		$sth = $this->pdo->prepare("SELECT
+    const API_LEVEL  = 14;
+
+    const STATUS_OK  = 0;
+    const STATUS_ERR = 1;
+
+    private $seq;
+
+    public static function param_to_bool($p) {
+        return $p && ($p !== "f" && $p !== "false");
+    }
+
+    public function before($method) {
+        if (parent::before($method)) {
+            header("Content-Type: text/json");
+
+            if (!$_SESSION["uid"] && $method != "login" && $method != "isloggedin") {
+                $this->wrap(self::STATUS_ERR, array("error" => 'NOT_LOGGED_IN'));
+                return false;
+            }
+
+            if ($_SESSION["uid"] && $method != "logout" && !get_pref('ENABLE_API_ACCESS')) {
+                $this->wrap(self::STATUS_ERR, array("error" => 'API_DISABLED'));
+                return false;
+            }
+
+            $this->seq = (int) clean($_REQUEST['seq']);
+
+            return true;
+        }
+        return false;
+    }
+
+    public function wrap($status, $reply) {
+        print json_encode(array("seq" => $this->seq,
+            "status" => $status,
+            "content" => $reply));
+    }
+
+    public function getVersion() {
+        $rv = array("version" => VERSION);
+        $this->wrap(self::STATUS_OK, $rv);
+    }
+
+    public function getApiLevel() {
+        $rv = array("level" => self::API_LEVEL);
+        $this->wrap(self::STATUS_OK, $rv);
+    }
+
+    public function login() {
+        @session_destroy();
+        @session_start();
+
+        $login = clean($_REQUEST["user"]);
+        $password = clean($_REQUEST["password"]);
+        $password_base64 = base64_decode(clean($_REQUEST["password"]));
+
+        if (SINGLE_USER_MODE) $login = "admin";
+
+        $sth = $this->pdo->prepare("SELECT id FROM ttrss_users WHERE login = ?");
+        $sth->execute([$login]);
+
+        if ($row = $sth->fetch()) {
+            $uid = $row["id"];
+        } else {
+            $uid = 0;
+        }
+
+        if (!$uid) {
+            $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
+            return;
+        }
+
+        if (get_pref("ENABLE_API_ACCESS", $uid)) {
+            if (authenticate_user($login, $password, false,  Auth_Base::AUTH_SERVICE_API)) {               // try login with normal password
+                $this->wrap(self::STATUS_OK, array("session_id" => session_id(),
+                    "api_level" => self::API_LEVEL));
+            } else if (authenticate_user($login, $password_base64, false, Auth_Base::AUTH_SERVICE_API)) { // else try with base64_decoded password
+                $this->wrap(self::STATUS_OK,	array("session_id" => session_id(),
+                    "api_level" => self::API_LEVEL));
+            } else {                                                         // else we are not logged in
+                user_error("Failed login attempt for $login from {$_SERVER['REMOTE_ADDR']}", E_USER_WARNING);
+                $this->wrap(self::STATUS_ERR, array("error" => "LOGIN_ERROR"));
+            }
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => "API_DISABLED"));
+        }
+
+    }
+
+    public function logout() {
+        logout_user();
+        $this->wrap(self::STATUS_OK, array("status" => "OK"));
+    }
+
+    public function isLoggedIn() {
+        $this->wrap(self::STATUS_OK, array("status" => $_SESSION["uid"] != ''));
+    }
+
+    public function getUnread() {
+        $feed_id = clean($_REQUEST["feed_id"]);
+        $is_cat = clean($_REQUEST["is_cat"]);
+
+        if ($feed_id) {
+            $this->wrap(self::STATUS_OK, array("unread" => getFeedUnread($feed_id, $is_cat)));
+        } else {
+            $this->wrap(self::STATUS_OK, array("unread" => Feeds::getGlobalUnread()));
+        }
+    }
+
+    /* Method added for ttrss-reader for Android */
+    public function getCounters() {
+        $this->wrap(self::STATUS_OK, Counters::getAllCounters());
+    }
+
+    public function getFeeds() {
+        $cat_id = clean($_REQUEST["cat_id"]);
+        $unread_only = API::param_to_bool(clean($_REQUEST["unread_only"]));
+        $limit = (int) clean($_REQUEST["limit"]);
+        $offset = (int) clean($_REQUEST["offset"]);
+        $include_nested = API::param_to_bool(clean($_REQUEST["include_nested"]));
+
+        $feeds = $this->api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested);
+
+        $this->wrap(self::STATUS_OK, $feeds);
+    }
+
+    public function getCategories() {
+        $unread_only = API::param_to_bool(clean($_REQUEST["unread_only"]));
+        $enable_nested = API::param_to_bool(clean($_REQUEST["enable_nested"]));
+        $include_empty = API::param_to_bool(clean($_REQUEST['include_empty']));
+
+        // TODO do not return empty categories, return Uncategorized and standard virtual cats
+
+        if ($enable_nested)
+            $nested_qpart = "parent_cat IS NULL";
+        else
+            $nested_qpart = "true";
+
+        $sth = $this->pdo->prepare("SELECT
 				id, title, order_id, (SELECT COUNT(id) FROM
 				ttrss_feeds WHERE
 				ttrss_feed_categories.id IS NOT NULL AND cat_id = ttrss_feed_categories.id) AS num_feeds,
@@ -148,188 +148,188 @@ 
 				c2.parent_cat = ttrss_feed_categories.id) AS num_cats
 			FROM ttrss_feed_categories
 			WHERE $nested_qpart AND owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-
-		$cats = array();
-
-		while ($line = $sth->fetch()) {
-			if ($include_empty || $line["num_feeds"] > 0 || $line["num_cats"] > 0) {
-				$unread = getFeedUnread($line["id"], true);
-
-				if ($enable_nested)
-					$unread += Feeds::getCategoryChildrenUnread($line["id"]);
-
-				if ($unread || !$unread_only) {
-					array_push($cats, array("id" => $line["id"],
-						"title" => $line["title"],
-						"unread" => $unread,
-						"order_id" => (int) $line["order_id"],
-					));
-				}
-			}
-		}
-
-		foreach (array(-2,-1,0) as $cat_id) {
-			if ($include_empty || !$this->isCategoryEmpty($cat_id)) {
-				$unread = getFeedUnread($cat_id, true);
-
-				if ($unread || !$unread_only) {
-					array_push($cats, array("id" => $cat_id,
-						"title" => Feeds::getCategoryTitle($cat_id),
-						"unread" => $unread));
-				}
-			}
-		}
-
-		$this->wrap(self::STATUS_OK, $cats);
-	}
-
-	public function getHeadlines() {
-		$feed_id = clean($_REQUEST["feed_id"]);
-		if ($feed_id !== "") {
-
-			if (is_numeric($feed_id)) $feed_id = (int) $feed_id;
-
-			$limit = (int)clean($_REQUEST["limit"]);
-
-			if (!$limit || $limit >= 200) $limit = 200;
-
-			$offset = (int)clean($_REQUEST["skip"]);
-			$filter = clean($_REQUEST["filter"]);
-			$is_cat = API::param_to_bool(clean($_REQUEST["is_cat"]));
-			$show_excerpt = API::param_to_bool(clean($_REQUEST["show_excerpt"]));
-			$show_content = API::param_to_bool(clean($_REQUEST["show_content"]));
-			/* all_articles, unread, adaptive, marked, updated */
-			$view_mode = clean($_REQUEST["view_mode"]);
-			$include_attachments = API::param_to_bool(clean($_REQUEST["include_attachments"]));
-			$since_id = (int)clean($_REQUEST["since_id"]);
-			$include_nested = API::param_to_bool(clean($_REQUEST["include_nested"]));
-			$sanitize_content = !isset($_REQUEST["sanitize"]) ||
-				API::param_to_bool($_REQUEST["sanitize"]);
-			$force_update = API::param_to_bool(clean($_REQUEST["force_update"]));
-			$has_sandbox = API::param_to_bool(clean($_REQUEST["has_sandbox"]));
-			$excerpt_length = (int)clean($_REQUEST["excerpt_length"]);
-			$check_first_id = (int)clean($_REQUEST["check_first_id"]);
-			$include_header = API::param_to_bool(clean($_REQUEST["include_header"]));
-
-			$_SESSION['hasSandbox'] = $has_sandbox;
-
-			$skip_first_id_check = false;
-
-			$override_order = false;
-			switch (clean($_REQUEST["order_by"])) {
-				case "title":
-					$override_order = "ttrss_entries.title, date_entered, updated";
-					break;
-				case "date_reverse":
-					$override_order = "score DESC, date_entered, updated";
-					$skip_first_id_check = true;
-					break;
-				case "feed_dates":
-					$override_order = "updated DESC";
-					break;
-			}
-
-			/* do not rely on params below */
-
-			$search = clean($_REQUEST["search"]);
-
-			list($headlines, $headlines_header) = $this->api_get_headlines($feed_id, $limit, $offset,
-				$filter, $is_cat, $show_excerpt, $show_content, $view_mode, $override_order,
-				$include_attachments, $since_id, $search,
-				$include_nested, $sanitize_content, $force_update, $excerpt_length, $check_first_id, $skip_first_id_check);
-
-			if ($include_header) {
-				$this->wrap(self::STATUS_OK, array($headlines_header, $headlines));
-			} else {
-				$this->wrap(self::STATUS_OK, $headlines);
-			}
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
-		}
-	}
-
-	public function updateArticle() {
-		$article_ids = explode(",", clean($_REQUEST["article_ids"]));
-		$mode = (int) clean($_REQUEST["mode"]);
-		$data = clean($_REQUEST["data"]);
-		$field_raw = (int)clean($_REQUEST["field"]);
-
-		$field = "";
-		$set_to = "";
-
-		switch ($field_raw) {
-			case 0:
-				$field = "marked";
-				$additional_fields = ",last_marked = NOW()";
-				break;
-			case 1:
-				$field = "published";
-				$additional_fields = ",last_published = NOW()";
-				break;
-			case 2:
-				$field = "unread";
-				$additional_fields = ",last_read = NOW()";
-				break;
-			case 3:
-				$field = "note";
-		};
-
-		switch ($mode) {
-			case 1:
-				$set_to = "true";
-				break;
-			case 0:
-				$set_to = "false";
-				break;
-			case 2:
-				$set_to = "not $field";
-				break;
-		}
-
-		if ($field == "note") $set_to = $this->pdo->quote($data);
-
-		if ($field && $set_to && count($article_ids) > 0) {
-
-			$article_qmarks = arr_qmarks($article_ids);
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
+        $sth->execute([$_SESSION['uid']]);
+
+        $cats = array();
+
+        while ($line = $sth->fetch()) {
+            if ($include_empty || $line["num_feeds"] > 0 || $line["num_cats"] > 0) {
+                $unread = getFeedUnread($line["id"], true);
+
+                if ($enable_nested)
+                    $unread += Feeds::getCategoryChildrenUnread($line["id"]);
+
+                if ($unread || !$unread_only) {
+                    array_push($cats, array("id" => $line["id"],
+                        "title" => $line["title"],
+                        "unread" => $unread,
+                        "order_id" => (int) $line["order_id"],
+                    ));
+                }
+            }
+        }
+
+        foreach (array(-2,-1,0) as $cat_id) {
+            if ($include_empty || !$this->isCategoryEmpty($cat_id)) {
+                $unread = getFeedUnread($cat_id, true);
+
+                if ($unread || !$unread_only) {
+                    array_push($cats, array("id" => $cat_id,
+                        "title" => Feeds::getCategoryTitle($cat_id),
+                        "unread" => $unread));
+                }
+            }
+        }
+
+        $this->wrap(self::STATUS_OK, $cats);
+    }
+
+    public function getHeadlines() {
+        $feed_id = clean($_REQUEST["feed_id"]);
+        if ($feed_id !== "") {
+
+            if (is_numeric($feed_id)) $feed_id = (int) $feed_id;
+
+            $limit = (int)clean($_REQUEST["limit"]);
+
+            if (!$limit || $limit >= 200) $limit = 200;
+
+            $offset = (int)clean($_REQUEST["skip"]);
+            $filter = clean($_REQUEST["filter"]);
+            $is_cat = API::param_to_bool(clean($_REQUEST["is_cat"]));
+            $show_excerpt = API::param_to_bool(clean($_REQUEST["show_excerpt"]));
+            $show_content = API::param_to_bool(clean($_REQUEST["show_content"]));
+            /* all_articles, unread, adaptive, marked, updated */
+            $view_mode = clean($_REQUEST["view_mode"]);
+            $include_attachments = API::param_to_bool(clean($_REQUEST["include_attachments"]));
+            $since_id = (int)clean($_REQUEST["since_id"]);
+            $include_nested = API::param_to_bool(clean($_REQUEST["include_nested"]));
+            $sanitize_content = !isset($_REQUEST["sanitize"]) ||
+                API::param_to_bool($_REQUEST["sanitize"]);
+            $force_update = API::param_to_bool(clean($_REQUEST["force_update"]));
+            $has_sandbox = API::param_to_bool(clean($_REQUEST["has_sandbox"]));
+            $excerpt_length = (int)clean($_REQUEST["excerpt_length"]);
+            $check_first_id = (int)clean($_REQUEST["check_first_id"]);
+            $include_header = API::param_to_bool(clean($_REQUEST["include_header"]));
+
+            $_SESSION['hasSandbox'] = $has_sandbox;
+
+            $skip_first_id_check = false;
+
+            $override_order = false;
+            switch (clean($_REQUEST["order_by"])) {
+                case "title":
+                    $override_order = "ttrss_entries.title, date_entered, updated";
+                    break;
+                case "date_reverse":
+                    $override_order = "score DESC, date_entered, updated";
+                    $skip_first_id_check = true;
+                    break;
+                case "feed_dates":
+                    $override_order = "updated DESC";
+                    break;
+            }
+
+            /* do not rely on params below */
+
+            $search = clean($_REQUEST["search"]);
+
+            list($headlines, $headlines_header) = $this->api_get_headlines($feed_id, $limit, $offset,
+                $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $override_order,
+                $include_attachments, $since_id, $search,
+                $include_nested, $sanitize_content, $force_update, $excerpt_length, $check_first_id, $skip_first_id_check);
+
+            if ($include_header) {
+                $this->wrap(self::STATUS_OK, array($headlines_header, $headlines));
+            } else {
+                $this->wrap(self::STATUS_OK, $headlines);
+            }
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
+        }
+    }
+
+    public function updateArticle() {
+        $article_ids = explode(",", clean($_REQUEST["article_ids"]));
+        $mode = (int) clean($_REQUEST["mode"]);
+        $data = clean($_REQUEST["data"]);
+        $field_raw = (int)clean($_REQUEST["field"]);
+
+        $field = "";
+        $set_to = "";
+
+        switch ($field_raw) {
+            case 0:
+                $field = "marked";
+                $additional_fields = ",last_marked = NOW()";
+                break;
+            case 1:
+                $field = "published";
+                $additional_fields = ",last_published = NOW()";
+                break;
+            case 2:
+                $field = "unread";
+                $additional_fields = ",last_read = NOW()";
+                break;
+            case 3:
+                $field = "note";
+        };
+
+        switch ($mode) {
+            case 1:
+                $set_to = "true";
+                break;
+            case 0:
+                $set_to = "false";
+                break;
+            case 2:
+                $set_to = "not $field";
+                break;
+        }
+
+        if ($field == "note") $set_to = $this->pdo->quote($data);
+
+        if ($field && $set_to && count($article_ids) > 0) {
+
+            $article_qmarks = arr_qmarks($article_ids);
+
+            $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 				$field = $set_to $additional_fields
 				WHERE ref_id IN ($article_qmarks) AND owner_uid = ?");
-			$sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
+            $sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
 
-			$num_updated = $sth->rowCount();
+            $num_updated = $sth->rowCount();
 
-			if ($num_updated > 0 && $field == "unread") {
-				$sth = $this->pdo->prepare("SELECT DISTINCT feed_id FROM ttrss_user_entries
+            if ($num_updated > 0 && $field == "unread") {
+                $sth = $this->pdo->prepare("SELECT DISTINCT feed_id FROM ttrss_user_entries
 					WHERE ref_id IN ($article_qmarks)");
-				$sth->execute($article_ids);
+                $sth->execute($article_ids);
 
-				while ($line = $sth->fetch()) {
-					CCache::update($line["feed_id"], $_SESSION["uid"]);
-				}
-			}
+                while ($line = $sth->fetch()) {
+                    CCache::update($line["feed_id"], $_SESSION["uid"]);
+                }
+            }
 
-			$this->wrap(self::STATUS_OK, array("status" => "OK",
-				"updated" => $num_updated));
+            $this->wrap(self::STATUS_OK, array("status" => "OK",
+                "updated" => $num_updated));
 
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
-		}
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
+        }
 
-	}
+    }
 
-	public function getArticle() {
+    public function getArticle() {
 
-		$article_ids = explode(",", clean($_REQUEST["article_id"]));
-		$sanitize_content = !isset($_REQUEST["sanitize"]) ||
-			API::param_to_bool($_REQUEST["sanitize"]);
+        $article_ids = explode(",", clean($_REQUEST["article_id"]));
+        $sanitize_content = !isset($_REQUEST["sanitize"]) ||
+            API::param_to_bool($_REQUEST["sanitize"]);
 
-		if ($article_ids) {
+        if ($article_ids) {
 
-			$article_qmarks = arr_qmarks($article_ids);
+            $article_qmarks = arr_qmarks($article_ids);
 
-			$sth = $this->pdo->prepare("SELECT id,guid,title,link,content,feed_id,comments,int_id,
+            $sth = $this->pdo->prepare("SELECT id,guid,title,link,content,feed_id,comments,int_id,
 				marked,unread,published,score,note,lang,
 				".SUBSTRING_FOR_DATE."(updated,1,16) as updated,
 				author,(SELECT title FROM ttrss_feeds WHERE id = feed_id) AS feed_title,
@@ -338,559 +338,559 @@ 
 				FROM ttrss_entries,ttrss_user_entries
 				WHERE id IN ($article_qmarks) AND ref_id = id AND owner_uid = ?");
 
-			$sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
-
-			$articles = array();
-
-			while ($line = $sth->fetch()) {
-
-				$attachments = Article::get_article_enclosures($line['id']);
-
-				$article = array(
-					"id" => $line["id"],
-					"guid" => $line["guid"],
-					"title" => $line["title"],
-					"link" => $line["link"],
-					"labels" => Article::get_article_labels($line['id']),
-					"unread" => API::param_to_bool($line["unread"]),
-					"marked" => API::param_to_bool($line["marked"]),
-					"published" => API::param_to_bool($line["published"]),
-					"comments" => $line["comments"],
-					"author" => $line["author"],
-					"updated" => (int) strtotime($line["updated"]),
-					"feed_id" => $line["feed_id"],
-					"attachments" => $attachments,
-					"score" => (int)$line["score"],
-					"feed_title" => $line["feed_title"],
-					"note" => $line["note"],
-					"lang" => $line["lang"]
-				);
-
-				if ($sanitize_content) {
-					$article["content"] = sanitize(
-						$line["content"],
-						API::param_to_bool($line['hide_images']),
-						false, $line["site_url"], false, $line["id"]);
-				} else {
-					$article["content"] = $line["content"];
-				}
-
-				foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
-					$article = $p->hook_render_article_api(array("article" => $article));
-				}
-
-				$article['content'] = DiskCache::rewriteUrls($article['content']);
-
-				array_push($articles, $article);
-
-			}
-
-			$this->wrap(self::STATUS_OK, $articles);
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
-		}
-	}
-
-	public function getConfig() {
-		$config = array(
-			"icons_dir" => ICONS_DIR,
-			"icons_url" => ICONS_URL);
-
-		$config["daemon_is_running"] = file_is_locked("update_daemon.lock");
-
-		$sth = $this->pdo->prepare("SELECT COUNT(*) AS cf FROM
+            $sth->execute(array_merge($article_ids, [$_SESSION['uid']]));
+
+            $articles = array();
+
+            while ($line = $sth->fetch()) {
+
+                $attachments = Article::get_article_enclosures($line['id']);
+
+                $article = array(
+                    "id" => $line["id"],
+                    "guid" => $line["guid"],
+                    "title" => $line["title"],
+                    "link" => $line["link"],
+                    "labels" => Article::get_article_labels($line['id']),
+                    "unread" => API::param_to_bool($line["unread"]),
+                    "marked" => API::param_to_bool($line["marked"]),
+                    "published" => API::param_to_bool($line["published"]),
+                    "comments" => $line["comments"],
+                    "author" => $line["author"],
+                    "updated" => (int) strtotime($line["updated"]),
+                    "feed_id" => $line["feed_id"],
+                    "attachments" => $attachments,
+                    "score" => (int)$line["score"],
+                    "feed_title" => $line["feed_title"],
+                    "note" => $line["note"],
+                    "lang" => $line["lang"]
+                );
+
+                if ($sanitize_content) {
+                    $article["content"] = sanitize(
+                        $line["content"],
+                        API::param_to_bool($line['hide_images']),
+                        false, $line["site_url"], false, $line["id"]);
+                } else {
+                    $article["content"] = $line["content"];
+                }
+
+                foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
+                    $article = $p->hook_render_article_api(array("article" => $article));
+                }
+
+                $article['content'] = DiskCache::rewriteUrls($article['content']);
+
+                array_push($articles, $article);
+
+            }
+
+            $this->wrap(self::STATUS_OK, $articles);
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
+        }
+    }
+
+    public function getConfig() {
+        $config = array(
+            "icons_dir" => ICONS_DIR,
+            "icons_url" => ICONS_URL);
+
+        $config["daemon_is_running"] = file_is_locked("update_daemon.lock");
+
+        $sth = $this->pdo->prepare("SELECT COUNT(*) AS cf FROM
 			ttrss_feeds WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-		$row = $sth->fetch();
+        $sth->execute([$_SESSION['uid']]);
+        $row = $sth->fetch();
 
-		$config["num_feeds"] = $row["cf"];
+        $config["num_feeds"] = $row["cf"];
 
-		$this->wrap(self::STATUS_OK, $config);
-	}
+        $this->wrap(self::STATUS_OK, $config);
+    }
 
-	public function updateFeed() {
-		$feed_id = (int) clean($_REQUEST["feed_id"]);
+    public function updateFeed() {
+        $feed_id = (int) clean($_REQUEST["feed_id"]);
 
-		if (!ini_get("open_basedir")) {
-			RSSUtils::update_rss_feed($feed_id);
-		}
+        if (!ini_get("open_basedir")) {
+            RSSUtils::update_rss_feed($feed_id);
+        }
 
-		$this->wrap(self::STATUS_OK, array("status" => "OK"));
-	}
+        $this->wrap(self::STATUS_OK, array("status" => "OK"));
+    }
 
-	public function catchupFeed() {
-		$feed_id = clean($_REQUEST["feed_id"]);
-		$is_cat = clean($_REQUEST["is_cat"]);
+    public function catchupFeed() {
+        $feed_id = clean($_REQUEST["feed_id"]);
+        $is_cat = clean($_REQUEST["is_cat"]);
 
-		Feeds::catchup_feed($feed_id, $is_cat);
+        Feeds::catchup_feed($feed_id, $is_cat);
 
-		$this->wrap(self::STATUS_OK, array("status" => "OK"));
-	}
+        $this->wrap(self::STATUS_OK, array("status" => "OK"));
+    }
 
-	public function getPref() {
-		$pref_name = clean($_REQUEST["pref_name"]);
+    public function getPref() {
+        $pref_name = clean($_REQUEST["pref_name"]);
 
-		$this->wrap(self::STATUS_OK, array("value" => get_pref($pref_name)));
-	}
+        $this->wrap(self::STATUS_OK, array("value" => get_pref($pref_name)));
+    }
 
-	public function getLabels() {
-		$article_id = (int)clean($_REQUEST['article_id']);
+    public function getLabels() {
+        $article_id = (int)clean($_REQUEST['article_id']);
 
-		$rv = array();
+        $rv = array();
 
-		$sth = $this->pdo->prepare("SELECT id, caption, fg_color, bg_color
+        $sth = $this->pdo->prepare("SELECT id, caption, fg_color, bg_color
 			FROM ttrss_labels2
 			WHERE owner_uid = ? ORDER BY caption");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		if ($article_id)
-			$article_labels = Article::get_article_labels($article_id);
-		else
-			$article_labels = array();
+        if ($article_id)
+            $article_labels = Article::get_article_labels($article_id);
+        else
+            $article_labels = array();
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$checked = false;
-			foreach ($article_labels as $al) {
-				if (Labels::feed_to_label_id($al[0]) == $line['id']) {
-					$checked = true;
-					break;
-				}
-			}
+            $checked = false;
+            foreach ($article_labels as $al) {
+                if (Labels::feed_to_label_id($al[0]) == $line['id']) {
+                    $checked = true;
+                    break;
+                }
+            }
 
-			array_push($rv, array(
-				"id" => (int)Labels::label_to_feed_id($line['id']),
-				"caption" => $line['caption'],
-				"fg_color" => $line['fg_color'],
-				"bg_color" => $line['bg_color'],
-				"checked" => $checked));
-		}
+            array_push($rv, array(
+                "id" => (int)Labels::label_to_feed_id($line['id']),
+                "caption" => $line['caption'],
+                "fg_color" => $line['fg_color'],
+                "bg_color" => $line['bg_color'],
+                "checked" => $checked));
+        }
 
-		$this->wrap(self::STATUS_OK, $rv);
-	}
+        $this->wrap(self::STATUS_OK, $rv);
+    }
 
-	public function setArticleLabel() {
+    public function setArticleLabel() {
 
-		$article_ids = explode(",", clean($_REQUEST["article_ids"]));
-		$label_id = (int) clean($_REQUEST['label_id']);
-		$assign = API::param_to_bool(clean($_REQUEST['assign']));
+        $article_ids = explode(",", clean($_REQUEST["article_ids"]));
+        $label_id = (int) clean($_REQUEST['label_id']);
+        $assign = API::param_to_bool(clean($_REQUEST['assign']));
 
-		$label = Labels::find_caption(Labels::feed_to_label_id($label_id), $_SESSION["uid"]);
+        $label = Labels::find_caption(Labels::feed_to_label_id($label_id), $_SESSION["uid"]);
 
-		$num_updated = 0;
+        $num_updated = 0;
 
-		if ($label) {
+        if ($label) {
 
-			foreach ($article_ids as $id) {
+            foreach ($article_ids as $id) {
 
-				if ($assign)
-					Labels::add_article($id, $label, $_SESSION["uid"]);
-				else
-					Labels::remove_article($id, $label, $_SESSION["uid"]);
+                if ($assign)
+                    Labels::add_article($id, $label, $_SESSION["uid"]);
+                else
+                    Labels::remove_article($id, $label, $_SESSION["uid"]);
 
-				++$num_updated;
+                ++$num_updated;
 
-			}
-		}
+            }
+        }
 
-		$this->wrap(self::STATUS_OK, array("status" => "OK",
-			"updated" => $num_updated));
+        $this->wrap(self::STATUS_OK, array("status" => "OK",
+            "updated" => $num_updated));
 
-	}
+    }
 
-	public function index($method) {
-		$plugin = PluginHost::getInstance()->get_api_method(strtolower($method));
+    public function index($method) {
+        $plugin = PluginHost::getInstance()->get_api_method(strtolower($method));
 
-		if ($plugin && method_exists($plugin, $method)) {
-			$reply = $plugin->$method();
+        if ($plugin && method_exists($plugin, $method)) {
+            $reply = $plugin->$method();
 
-			$this->wrap($reply[0], $reply[1]);
+            $this->wrap($reply[0], $reply[1]);
 
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'UNKNOWN_METHOD', "method" => $method));
-		}
-	}
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'UNKNOWN_METHOD', "method" => $method));
+        }
+    }
 
-	public function shareToPublished() {
-		$title = strip_tags(clean($_REQUEST["title"]));
-		$url = strip_tags(clean($_REQUEST["url"]));
-		$content = strip_tags(clean($_REQUEST["content"]));
+    public function shareToPublished() {
+        $title = strip_tags(clean($_REQUEST["title"]));
+        $url = strip_tags(clean($_REQUEST["url"]));
+        $content = strip_tags(clean($_REQUEST["content"]));
 
-		if (Article::create_published_article($title, $url, $content, "", $_SESSION["uid"])) {
-			$this->wrap(self::STATUS_OK, array("status" => 'OK'));
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'Publishing failed'));
-		}
-	}
+        if (Article::create_published_article($title, $url, $content, "", $_SESSION["uid"])) {
+            $this->wrap(self::STATUS_OK, array("status" => 'OK'));
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'Publishing failed'));
+        }
+    }
 
-	public static function api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested = false) {
+    public static function api_get_feeds($cat_id, $unread_only, $limit, $offset, $include_nested = false) {
 
-			$feeds = array();
+            $feeds = array();
 
-			$pdo = Db::pdo();
+            $pdo = Db::pdo();
 
-			$limit = (int) $limit;
-			$offset = (int) $offset;
-			$cat_id = (int) $cat_id;
+            $limit = (int) $limit;
+            $offset = (int) $offset;
+            $cat_id = (int) $cat_id;
 
-			/* Labels */
+            /* Labels */
 
-			/* API only: -4 All feeds, including virtual feeds */
-			if ($cat_id == -4 || $cat_id == -2) {
-				$counters = Counters::getLabelCounters(true);
+            /* API only: -4 All feeds, including virtual feeds */
+            if ($cat_id == -4 || $cat_id == -2) {
+                $counters = Counters::getLabelCounters(true);
 
-				foreach (array_values($counters) as $cv) {
+                foreach (array_values($counters) as $cv) {
 
-					$unread = $cv["counter"];
+                    $unread = $cv["counter"];
 
-					if ($unread || !$unread_only) {
+                    if ($unread || !$unread_only) {
 
-						$row = array(
-								"id" => (int) $cv["id"],
-								"title" => $cv["description"],
-								"unread" => $cv["counter"],
-								"cat_id" => -2,
-							);
+                        $row = array(
+                                "id" => (int) $cv["id"],
+                                "title" => $cv["description"],
+                                "unread" => $cv["counter"],
+                                "cat_id" => -2,
+                            );
 
-						array_push($feeds, $row);
-					}
-				}
-			}
+                        array_push($feeds, $row);
+                    }
+                }
+            }
 
-			/* Virtual feeds */
+            /* Virtual feeds */
 
-			if ($cat_id == -4 || $cat_id == -1) {
-				foreach (array(-1, -2, -3, -4, -6, 0) as $i) {
-					$unread = getFeedUnread($i);
+            if ($cat_id == -4 || $cat_id == -1) {
+                foreach (array(-1, -2, -3, -4, -6, 0) as $i) {
+                    $unread = getFeedUnread($i);
 
-					if ($unread || !$unread_only) {
-						$title = Feeds::getFeedTitle($i);
+                    if ($unread || !$unread_only) {
+                        $title = Feeds::getFeedTitle($i);
 
-						$row = array(
-								"id" => $i,
-								"title" => $title,
-								"unread" => $unread,
-								"cat_id" => -1,
-							);
-						array_push($feeds, $row);
-					}
+                        $row = array(
+                                "id" => $i,
+                                "title" => $title,
+                                "unread" => $unread,
+                                "cat_id" => -1,
+                            );
+                        array_push($feeds, $row);
+                    }
 
-				}
-			}
+                }
+            }
 
-			/* Child cats */
+            /* Child cats */
 
-			if ($include_nested && $cat_id) {
-				$sth = $pdo->prepare("SELECT
+            if ($include_nested && $cat_id) {
+                $sth = $pdo->prepare("SELECT
 					id, title, order_id FROM ttrss_feed_categories
 					WHERE parent_cat = ? AND owner_uid = ? ORDER BY order_id, title");
 
-				$sth->execute([$cat_id, $_SESSION['uid']]);
+                $sth->execute([$cat_id, $_SESSION['uid']]);
 
-				while ($line = $sth->fetch()) {
-					$unread = getFeedUnread($line["id"], true) +
-						Feeds::getCategoryChildrenUnread($line["id"]);
+                while ($line = $sth->fetch()) {
+                    $unread = getFeedUnread($line["id"], true) +
+                        Feeds::getCategoryChildrenUnread($line["id"]);
 
-					if ($unread || !$unread_only) {
-						$row = array(
-								"id" => (int) $line["id"],
-								"title" => $line["title"],
-								"unread" => $unread,
-								"is_cat" => true,
+                    if ($unread || !$unread_only) {
+                        $row = array(
+                                "id" => (int) $line["id"],
+                                "title" => $line["title"],
+                                "unread" => $unread,
+                                "is_cat" => true,
                                 "order_id" => (int) $line["order_id"]
-							);
-						array_push($feeds, $row);
-					}
-				}
-			}
-
-			/* Real feeds */
-
-			if ($limit) {
-				$limit_qpart = "limit $limit OFFSET $offset";
-			} else {
-				$limit_qpart = "";
-			}
-
-			/* API only: -3 All feeds, excluding virtual feeds (e.g. Labels and such) */
-			if ($cat_id == -4 || $cat_id == -3) {
-				$sth = $pdo->prepare("SELECT
+                            );
+                        array_push($feeds, $row);
+                    }
+                }
+            }
+
+            /* Real feeds */
+
+            if ($limit) {
+                $limit_qpart = "limit $limit OFFSET $offset";
+            } else {
+                $limit_qpart = "";
+            }
+
+            /* API only: -3 All feeds, excluding virtual feeds (e.g. Labels and such) */
+            if ($cat_id == -4 || $cat_id == -3) {
+                $sth = $pdo->prepare("SELECT
 					id, feed_url, cat_id, title, order_id, ".
-						SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
+                        SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 						FROM ttrss_feeds WHERE owner_uid = ?
 						ORDER BY order_id, title " . $limit_qpart);
-				$sth->execute([$_SESSION['uid']]);
+                $sth->execute([$_SESSION['uid']]);
 
-			} else {
+            } else {
 
-				$sth = $pdo->prepare("SELECT
+                $sth = $pdo->prepare("SELECT
 					id, feed_url, cat_id, title, order_id, ".
-						SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
+                        SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 						FROM ttrss_feeds WHERE
 						(cat_id = :cat OR (:cat = 0 AND cat_id IS NULL))
 						AND owner_uid = :uid
 						ORDER BY order_id, title " . $limit_qpart);
-				$sth->execute([":uid" => $_SESSION['uid'], ":cat" => $cat_id]);
-			}
+                $sth->execute([":uid" => $_SESSION['uid'], ":cat" => $cat_id]);
+            }
 
-			while ($line = $sth->fetch()) {
+            while ($line = $sth->fetch()) {
 
-				$unread = getFeedUnread($line["id"]);
+                $unread = getFeedUnread($line["id"]);
 
-				$has_icon = Feeds::feedHasIcon($line['id']);
+                $has_icon = Feeds::feedHasIcon($line['id']);
 
-				if ($unread || !$unread_only) {
+                if ($unread || !$unread_only) {
 
-					$row = array(
-							"feed_url" => $line["feed_url"],
-							"title" => $line["title"],
-							"id" => (int)$line["id"],
-							"unread" => (int)$unread,
-							"has_icon" => $has_icon,
-							"cat_id" => (int)$line["cat_id"],
-							"last_updated" => (int) strtotime($line["last_updated"]),
-							"order_id" => (int) $line["order_id"],
-						);
+                    $row = array(
+                            "feed_url" => $line["feed_url"],
+                            "title" => $line["title"],
+                            "id" => (int)$line["id"],
+                            "unread" => (int)$unread,
+                            "has_icon" => $has_icon,
+                            "cat_id" => (int)$line["cat_id"],
+                            "last_updated" => (int) strtotime($line["last_updated"]),
+                            "order_id" => (int) $line["order_id"],
+                        );
 
-					array_push($feeds, $row);
-				}
-			}
+                    array_push($feeds, $row);
+                }
+            }
 
-		return $feeds;
-	}
+        return $feeds;
+    }
 
-	/**
-	 * @SuppressWarnings(PHPMD.UnusedFormalParameter)
-	 */
-	public static function api_get_headlines($feed_id, $limit, $offset,
-				$filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order,
-				$include_attachments, $since_id,
-				$search = "", $include_nested = false, $sanitize_content = true,
-				$force_update = false, $excerpt_length = 100, $check_first_id = false, $skip_first_id_check = false) {
+    /**
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public static function api_get_headlines($feed_id, $limit, $offset,
+                $filter, $is_cat, $show_excerpt, $show_content, $view_mode, $order,
+                $include_attachments, $since_id,
+                $search = "", $include_nested = false, $sanitize_content = true,
+                $force_update = false, $excerpt_length = 100, $check_first_id = false, $skip_first_id_check = false) {
 
-			$pdo = Db::pdo();
+            $pdo = Db::pdo();
 
-			if ($force_update && $feed_id > 0 && is_numeric($feed_id)) {
-				// Update the feed if required with some basic flood control
+            if ($force_update && $feed_id > 0 && is_numeric($feed_id)) {
+                // Update the feed if required with some basic flood control
 
-				$sth = $pdo->prepare(
-					"SELECT cache_images,".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
+                $sth = $pdo->prepare(
+                    "SELECT cache_images,".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated
 						FROM ttrss_feeds WHERE id = ?");
-				$sth->execute([$feed_id]);
+                $sth->execute([$feed_id]);
 
-				if ($row = $sth->fetch()) {
-					$last_updated = strtotime($row["last_updated"]);
-					$cache_images = API::param_to_bool($row["cache_images"]);
+                if ($row = $sth->fetch()) {
+                    $last_updated = strtotime($row["last_updated"]);
+                    $cache_images = API::param_to_bool($row["cache_images"]);
 
-					if (!$cache_images && time() - $last_updated > 120) {
-						RSSUtils::update_rss_feed($feed_id, true);
-					} else {
-						$sth = $pdo->prepare("UPDATE ttrss_feeds SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
+                    if (!$cache_images && time() - $last_updated > 120) {
+                        RSSUtils::update_rss_feed($feed_id, true);
+                    } else {
+                        $sth = $pdo->prepare("UPDATE ttrss_feeds SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
 							WHERE id = ?");
-						$sth->execute([$feed_id]);
-					}
-				}
-			}
-
-			$params = array(
-				"feed" => $feed_id,
-				"limit" => $limit,
-				"view_mode" => $view_mode,
-				"cat_view" => $is_cat,
-				"search" => $search,
-				"override_order" => $order,
-				"offset" => $offset,
-				"since_id" => $since_id,
-				"include_children" => $include_nested,
-				"check_first_id" => $check_first_id,
-				"skip_first_id_check" => $skip_first_id_check
-			);
-
-			$qfh_ret = Feeds::queryFeedHeadlines($params);
-
-			$result = $qfh_ret[0];
-			$feed_title = $qfh_ret[1];
-			$first_id = $qfh_ret[6];
-
-			$headlines = array();
-
-			$headlines_header = array(
-				'id' => $feed_id,
-				'first_id' => $first_id,
-				'is_cat' => $is_cat);
-
-			if (!is_numeric($result)) {
-				while ($line = $result->fetch()) {
-					$line["content_preview"] = truncate_string(strip_tags($line["content"]), $excerpt_length);
-					foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
-						$line = $p->hook_query_headlines($line, $excerpt_length, true);
-					}
-
-					$is_updated = ($line["last_read"] == "" &&
-						($line["unread"] != "t" && $line["unread"] != "1"));
-
-					$tags = explode(",", $line["tag_cache"]);
-
-					$label_cache = $line["label_cache"];
-					$labels = false;
-
-					if ($label_cache) {
-						$label_cache = json_decode($label_cache, true);
-
-						if ($label_cache) {
-							if ($label_cache["no-labels"] == 1)
-								$labels = array();
-							else
-								$labels = $label_cache;
-						}
-					}
-
-					if (!is_array($labels)) $labels = Article::get_article_labels($line["id"]);
-
-					$headline_row = array(
-						"id" => (int)$line["id"],
-						"guid" => $line["guid"],
-						"unread" => API::param_to_bool($line["unread"]),
-						"marked" => API::param_to_bool($line["marked"]),
-						"published" => API::param_to_bool($line["published"]),
-						"updated" => (int)strtotime($line["updated"]),
-						"is_updated" => $is_updated,
-						"title" => $line["title"],
-						"link" => $line["link"],
-						"feed_id" => $line["feed_id"] ? $line['feed_id'] : 0,
-						"tags" => $tags,
-					);
-
-					$enclosures = Article::get_article_enclosures($line['id']);
-
-					if ($include_attachments)
-						$headline_row['attachments'] = $enclosures;
-
-					if ($show_excerpt)
-						$headline_row["excerpt"] = $line["content_preview"];
-
-					if ($show_content) {
-
-						if ($sanitize_content) {
-							$headline_row["content"] = sanitize(
-								$line["content"],
-								API::param_to_bool($line['hide_images']),
-								false, $line["site_url"], false, $line["id"]);
-						} else {
-							$headline_row["content"] = $line["content"];
-						}
-					}
-
-					// unify label output to ease parsing
-					if ($labels["no-labels"] == 1) $labels = array();
-
-					$headline_row["labels"] = $labels;
-
-					$headline_row["feed_title"] = $line["feed_title"] ? $line["feed_title"] :
-						$feed_title;
-
-					$headline_row["comments_count"] = (int)$line["num_comments"];
-					$headline_row["comments_link"] = $line["comments"];
+                        $sth->execute([$feed_id]);
+                    }
+                }
+            }
+
+            $params = array(
+                "feed" => $feed_id,
+                "limit" => $limit,
+                "view_mode" => $view_mode,
+                "cat_view" => $is_cat,
+                "search" => $search,
+                "override_order" => $order,
+                "offset" => $offset,
+                "since_id" => $since_id,
+                "include_children" => $include_nested,
+                "check_first_id" => $check_first_id,
+                "skip_first_id_check" => $skip_first_id_check
+            );
+
+            $qfh_ret = Feeds::queryFeedHeadlines($params);
+
+            $result = $qfh_ret[0];
+            $feed_title = $qfh_ret[1];
+            $first_id = $qfh_ret[6];
+
+            $headlines = array();
+
+            $headlines_header = array(
+                'id' => $feed_id,
+                'first_id' => $first_id,
+                'is_cat' => $is_cat);
+
+            if (!is_numeric($result)) {
+                while ($line = $result->fetch()) {
+                    $line["content_preview"] = truncate_string(strip_tags($line["content"]), $excerpt_length);
+                    foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
+                        $line = $p->hook_query_headlines($line, $excerpt_length, true);
+                    }
+
+                    $is_updated = ($line["last_read"] == "" &&
+                        ($line["unread"] != "t" && $line["unread"] != "1"));
+
+                    $tags = explode(",", $line["tag_cache"]);
+
+                    $label_cache = $line["label_cache"];
+                    $labels = false;
+
+                    if ($label_cache) {
+                        $label_cache = json_decode($label_cache, true);
+
+                        if ($label_cache) {
+                            if ($label_cache["no-labels"] == 1)
+                                $labels = array();
+                            else
+                                $labels = $label_cache;
+                        }
+                    }
+
+                    if (!is_array($labels)) $labels = Article::get_article_labels($line["id"]);
+
+                    $headline_row = array(
+                        "id" => (int)$line["id"],
+                        "guid" => $line["guid"],
+                        "unread" => API::param_to_bool($line["unread"]),
+                        "marked" => API::param_to_bool($line["marked"]),
+                        "published" => API::param_to_bool($line["published"]),
+                        "updated" => (int)strtotime($line["updated"]),
+                        "is_updated" => $is_updated,
+                        "title" => $line["title"],
+                        "link" => $line["link"],
+                        "feed_id" => $line["feed_id"] ? $line['feed_id'] : 0,
+                        "tags" => $tags,
+                    );
+
+                    $enclosures = Article::get_article_enclosures($line['id']);
+
+                    if ($include_attachments)
+                        $headline_row['attachments'] = $enclosures;
+
+                    if ($show_excerpt)
+                        $headline_row["excerpt"] = $line["content_preview"];
+
+                    if ($show_content) {
+
+                        if ($sanitize_content) {
+                            $headline_row["content"] = sanitize(
+                                $line["content"],
+                                API::param_to_bool($line['hide_images']),
+                                false, $line["site_url"], false, $line["id"]);
+                        } else {
+                            $headline_row["content"] = $line["content"];
+                        }
+                    }
+
+                    // unify label output to ease parsing
+                    if ($labels["no-labels"] == 1) $labels = array();
+
+                    $headline_row["labels"] = $labels;
+
+                    $headline_row["feed_title"] = $line["feed_title"] ? $line["feed_title"] :
+                        $feed_title;
+
+                    $headline_row["comments_count"] = (int)$line["num_comments"];
+                    $headline_row["comments_link"] = $line["comments"];
 
-					$headline_row["always_display_attachments"] = API::param_to_bool($line["always_display_enclosures"]);
+                    $headline_row["always_display_attachments"] = API::param_to_bool($line["always_display_enclosures"]);
 
-					$headline_row["author"] = $line["author"];
+                    $headline_row["author"] = $line["author"];
 
-					$headline_row["score"] = (int)$line["score"];
-					$headline_row["note"] = $line["note"];
-					$headline_row["lang"] = $line["lang"];
+                    $headline_row["score"] = (int)$line["score"];
+                    $headline_row["note"] = $line["note"];
+                    $headline_row["lang"] = $line["lang"];
 
-					foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
-						$headline_row = $p->hook_render_article_api(array("headline" => $headline_row));
-					}
+                    foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_RENDER_ARTICLE_API) as $p) {
+                        $headline_row = $p->hook_render_article_api(array("headline" => $headline_row));
+                    }
 
-					$headline_row["content"] = DiskCache::rewriteUrls($headline_row['content']);
+                    $headline_row["content"] = DiskCache::rewriteUrls($headline_row['content']);
 
-					list ($flavor_image, $flavor_stream) = Article::get_article_image($enclosures, $line["content"], $line["site_url"]);
+                    list ($flavor_image, $flavor_stream) = Article::get_article_image($enclosures, $line["content"], $line["site_url"]);
 
-					$headline_row["flavor_image"] = $flavor_image;
-					$headline_row["flavor_stream"] = $flavor_stream;
+                    $headline_row["flavor_image"] = $flavor_image;
+                    $headline_row["flavor_stream"] = $flavor_stream;
 
-					array_push($headlines, $headline_row);
-				}
-			} else if (is_numeric($result) && $result == -1) {
-				$headlines_header['first_id_changed'] = true;
-			}
+                    array_push($headlines, $headline_row);
+                }
+            } else if (is_numeric($result) && $result == -1) {
+                $headlines_header['first_id_changed'] = true;
+            }
 
-			return array($headlines, $headlines_header);
-	}
+            return array($headlines, $headlines_header);
+    }
 
-	public function unsubscribeFeed() {
-		$feed_id = (int) clean($_REQUEST["feed_id"]);
+    public function unsubscribeFeed() {
+        $feed_id = (int) clean($_REQUEST["feed_id"]);
 
-		$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
+        $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE
 			id = ? AND owner_uid = ?");
-		$sth->execute([$feed_id, $_SESSION['uid']]);
-
-		if ($sth->fetch()) {
-			Pref_Feeds::remove_feed($feed_id, $_SESSION["uid"]);
-			$this->wrap(self::STATUS_OK, array("status" => "OK"));
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => "FEED_NOT_FOUND"));
-		}
-	}
-
-	public function subscribeToFeed() {
-		$feed_url = clean($_REQUEST["feed_url"]);
-		$category_id = (int) clean($_REQUEST["category_id"]);
-		$login = clean($_REQUEST["login"]);
-		$password = clean($_REQUEST["password"]);
-
-		if ($feed_url) {
-			$rc = Feeds::subscribe_to_feed($feed_url, $category_id, $login, $password);
-
-			$this->wrap(self::STATUS_OK, array("status" => $rc));
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
-		}
-	}
-
-	public function getFeedTree() {
-		$include_empty = API::param_to_bool(clean($_REQUEST['include_empty']));
-
-		$pf = new Pref_Feeds($_REQUEST);
-
-		$_REQUEST['mode'] = 2;
-		$_REQUEST['force_show_empty'] = $include_empty;
-
-		if ($pf){
-			$data = $pf->makefeedtree();
-			$this->wrap(self::STATUS_OK, array("categories" => $data));
-		} else {
-			$this->wrap(self::STATUS_ERR, array("error" =>
-				'UNABLE_TO_INSTANTIATE_OBJECT'));
-		}
-
-	}
-
-	// only works for labels or uncategorized for the time being
-	private function isCategoryEmpty($id) {
-
-		if ($id == -2) {
-			$sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_labels2
+        $sth->execute([$feed_id, $_SESSION['uid']]);
+
+        if ($sth->fetch()) {
+            Pref_Feeds::remove_feed($feed_id, $_SESSION["uid"]);
+            $this->wrap(self::STATUS_OK, array("status" => "OK"));
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => "FEED_NOT_FOUND"));
+        }
+    }
+
+    public function subscribeToFeed() {
+        $feed_url = clean($_REQUEST["feed_url"]);
+        $category_id = (int) clean($_REQUEST["category_id"]);
+        $login = clean($_REQUEST["login"]);
+        $password = clean($_REQUEST["password"]);
+
+        if ($feed_url) {
+            $rc = Feeds::subscribe_to_feed($feed_url, $category_id, $login, $password);
+
+            $this->wrap(self::STATUS_OK, array("status" => $rc));
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" => 'INCORRECT_USAGE'));
+        }
+    }
+
+    public function getFeedTree() {
+        $include_empty = API::param_to_bool(clean($_REQUEST['include_empty']));
+
+        $pf = new Pref_Feeds($_REQUEST);
+
+        $_REQUEST['mode'] = 2;
+        $_REQUEST['force_show_empty'] = $include_empty;
+
+        if ($pf){
+            $data = $pf->makefeedtree();
+            $this->wrap(self::STATUS_OK, array("categories" => $data));
+        } else {
+            $this->wrap(self::STATUS_ERR, array("error" =>
+                'UNABLE_TO_INSTANTIATE_OBJECT'));
+        }
+
+    }
+
+    // only works for labels or uncategorized for the time being
+    private function isCategoryEmpty($id) {
+
+        if ($id == -2) {
+            $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_labels2
 				WHERE owner_uid = ?");
-			$sth->execute([$_SESSION['uid']]);
-			$row = $sth->fetch();
+            $sth->execute([$_SESSION['uid']]);
+            $row = $sth->fetch();
 
-			return $row["count"] == 0;
+            return $row["count"] == 0;
 
-		} else if ($id == 0) {
-			$sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_feeds
+        } else if ($id == 0) {
+            $sth = $this->pdo->prepare("SELECT COUNT(id) AS count FROM ttrss_feeds
 				WHERE cat_id IS NULL AND owner_uid = ?");
-			$sth->execute([$_SESSION['uid']]);
-			$row = $sth->fetch();
+            $sth->execute([$_SESSION['uid']]);
+            $row = $sth->fetch();
 
-			return $row["count"] == 0;
+            return $row["count"] == 0;
 
-		}
+        }
 
-		return false;
-	}
+        return false;
+    }
 
 
 }

classes/pref/filters.php

Indentation +743 added lines, -743 removed lines

@@ -1,82 +1,82 @@ 
 <?php
 class Pref_Filters extends Handler_Protected {
 
-	public function csrf_ignore($method) {
-		$csrf_ignored = array("index", "getfiltertree", "edit", "newfilter", "newrule",
-			"newaction", "savefilterorder");
+    public function csrf_ignore($method) {
+        $csrf_ignored = array("index", "getfiltertree", "edit", "newfilter", "newrule",
+            "newaction", "savefilterorder");
 
-		return array_search($method, $csrf_ignored) !== false;
-	}
+        return array_search($method, $csrf_ignored) !== false;
+    }
 
-	public function filtersortreset() {
-		$sth = $this->pdo->prepare("UPDATE ttrss_filters2
+    public function filtersortreset() {
+        $sth = $this->pdo->prepare("UPDATE ttrss_filters2
 				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-		return;
-	}
+        $sth->execute([$_SESSION['uid']]);
+        return;
+    }
 
-	public function savefilterorder() {
-		$data = json_decode($_POST['payload'], true);
+    public function savefilterorder() {
+        $data = json_decode($_POST['payload'], true);
 
-		#file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
-		#$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
+        #file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
+        #$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
 
-		if (!is_array($data['items']))
-			$data['items'] = json_decode($data['items'], true);
+        if (!is_array($data['items']))
+            $data['items'] = json_decode($data['items'], true);
 
-		$index = 0;
+        $index = 0;
 
-		if (is_array($data) && is_array($data['items'])) {
+        if (is_array($data) && is_array($data['items'])) {
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET
+            $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET
 						order_id = ? WHERE id = ? AND
 						owner_uid = ?");
 
-			foreach ($data['items'][0]['items'] as $item) {
-				$filter_id = (int) str_replace("FILTER:", "", $item['_reference']);
+            foreach ($data['items'][0]['items'] as $item) {
+                $filter_id = (int) str_replace("FILTER:", "", $item['_reference']);
 
-				if ($filter_id > 0) {
-					$sth->execute([$index, $filter_id, $_SESSION['uid']]);
-					++$index;
-				}
-			}
-		}
+                if ($filter_id > 0) {
+                    $sth->execute([$index, $filter_id, $_SESSION['uid']]);
+                    ++$index;
+                }
+            }
+        }
 
-		return;
-	}
+        return;
+    }
 
-	public function testFilterDo() {
-		$offset = (int) clean($_REQUEST["offset"]);
-		$limit = (int) clean($_REQUEST["limit"]);
+    public function testFilterDo() {
+        $offset = (int) clean($_REQUEST["offset"]);
+        $limit = (int) clean($_REQUEST["limit"]);
 
-		$filter = array();
+        $filter = array();
 
-		$filter["enabled"] = true;
-		$filter["match_any_rule"] = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
-		$filter["inverse"] = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
+        $filter["enabled"] = true;
+        $filter["match_any_rule"] = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
+        $filter["inverse"] = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
 
-		$filter["rules"] = array();
-		$filter["actions"] = array("dummy-action");
+        $filter["rules"] = array();
+        $filter["actions"] = array("dummy-action");
 
-		$res = $this->pdo->query("SELECT id,name FROM ttrss_filter_types");
+        $res = $this->pdo->query("SELECT id,name FROM ttrss_filter_types");
 
-		$filter_types = array();
-		while ($line = $res->fetch()) {
-			$filter_types[$line["id"]] = $line["name"];
-		}
+        $filter_types = array();
+        while ($line = $res->fetch()) {
+            $filter_types[$line["id"]] = $line["name"];
+        }
 
-		$scope_qparts = array();
+        $scope_qparts = array();
 
-		$rctr = 0;
-		foreach (clean($_REQUEST["rule"]) as $r) {
-			$rule = json_decode($r, true);
+        $rctr = 0;
+        foreach (clean($_REQUEST["rule"]) as $r) {
+            $rule = json_decode($r, true);
 
-			if ($rule && $rctr < 5) {
-				$rule["type"] = $filter_types[$rule["filter_type"]];
-				unset($rule["filter_type"]);
+            if ($rule && $rctr < 5) {
+                $rule["type"] = $filter_types[$rule["filter_type"]];
+                unset($rule["filter_type"]);
 
-				$scope_inner_qparts = [];
-				foreach ($rule["feed_id"] as $feed_id) {
+                $scope_inner_qparts = [];
+                foreach ($rule["feed_id"] as $feed_id) {
 
                     if (strpos($feed_id, "CAT:") === 0) {
                         $cat_id = (int) substr($feed_id, 4);
@@ -87,29 +87,29 @@ 
                 }
 
                 if (count($scope_inner_qparts) > 0) {
-				    array_push($scope_qparts, "(" . implode(" OR ", $scope_inner_qparts) . ")");
+                    array_push($scope_qparts, "(" . implode(" OR ", $scope_inner_qparts) . ")");
                 }
 
-				array_push($filter["rules"], $rule);
+                array_push($filter["rules"], $rule);
 
-				++$rctr;
-			} else {
-				break;
-			}
-		}
+                ++$rctr;
+            } else {
+                break;
+            }
+        }
 
-		if (count($scope_qparts) == 0) $scope_qparts = ["true"];
+        if (count($scope_qparts) == 0) $scope_qparts = ["true"];
 
-		$glue = $filter['match_any_rule'] ? " OR " :  " AND ";
-		$scope_qpart = join($glue, $scope_qparts);
+        $glue = $filter['match_any_rule'] ? " OR " :  " AND ";
+        $scope_qpart = join($glue, $scope_qparts);
 
-		if (!$scope_qpart) $scope_qpart = "true";
+        if (!$scope_qpart) $scope_qpart = "true";
 
-		$rv = array();
+        $rv = array();
 
-		//while ($found < $limit && $offset < $limit * 1000 && time() - $started < ini_get("max_execution_time") * 0.7) {
+        //while ($found < $limit && $offset < $limit * 1000 && time() - $started < ini_get("max_execution_time") * 0.7) {
 
-		$sth = $this->pdo->prepare("SELECT ttrss_entries.id,
+        $sth = $this->pdo->prepare("SELECT ttrss_entries.id,
 				ttrss_entries.title,
 				ttrss_feeds.id AS feed_id,
 				ttrss_feeds.title AS feed_title,
@@ -129,56 +129,56 @@ 
 				ttrss_user_entries.owner_uid = ?
 			ORDER BY date_entered DESC LIMIT $limit OFFSET $offset");
 
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$rc = RSSUtils::get_article_filters(array($filter), $line['title'], $line['content'], $line['link'],
-				$line['author'], explode(",", $line['tag_cache']));
+            $rc = RSSUtils::get_article_filters(array($filter), $line['title'], $line['content'], $line['link'],
+                $line['author'], explode(",", $line['tag_cache']));
 
-			if (count($rc) > 0) {
+            if (count($rc) > 0) {
 
-				$line["content_preview"] = truncate_string(strip_tags($line["content"]), 200, '&hellip;');
+                $line["content_preview"] = truncate_string(strip_tags($line["content"]), 200, '&hellip;');
 
-				foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
-					$line = $p->hook_query_headlines($line, 100);
-				}
+                foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
+                    $line = $p->hook_query_headlines($line, 100);
+                }
 
-				$content_preview = $line["content_preview"];
+                $content_preview = $line["content_preview"];
 
-				$tmp = "<li><span class='title'>" . $line["title"] . "</span><br/>" .
-					"<span class='feed'>" . $line['feed_title'] . "</span>, <span class='date'>" . mb_substr($line["date_entered"], 0, 16) . "</span>" .
-					"<div class='preview text-muted'>" . $content_preview . "</div>" .
-					"</li>";
+                $tmp = "<li><span class='title'>" . $line["title"] . "</span><br/>" .
+                    "<span class='feed'>" . $line['feed_title'] . "</span>, <span class='date'>" . mb_substr($line["date_entered"], 0, 16) . "</span>" .
+                    "<div class='preview text-muted'>" . $content_preview . "</div>" .
+                    "</li>";
 
-				array_push($rv, $tmp);
+                array_push($rv, $tmp);
 
-			}
-		}
+            }
+        }
 
-		print json_encode($rv);
-	}
+        print json_encode($rv);
+    }
 
-	public function testFilter() {
+    public function testFilter() {
 
-		if (isset($_REQUEST["offset"])) return $this->testFilterDo();
+        if (isset($_REQUEST["offset"])) return $this->testFilterDo();
 
-		//print __("Articles matching this filter:");
+        //print __("Articles matching this filter:");
 
-		print "<div><img id='prefFilterLoadingIndicator' src='images/indicator_tiny.gif'>&nbsp;<span id='prefFilterProgressMsg'>Looking for articles...</span></div>";
+        print "<div><img id='prefFilterLoadingIndicator' src='images/indicator_tiny.gif'>&nbsp;<span id='prefFilterProgressMsg'>Looking for articles...</span></div>";
 
-		print "<ul class='panel panel-scrollable list list-unstyled' id='prefFilterTestResultList'>";
-		print "</ul>";
+        print "<ul class='panel panel-scrollable list list-unstyled' id='prefFilterTestResultList'>";
+        print "</ul>";
 
-		print "<footer class='text-center'>";
-		print "<button dojoType='dijit.form.Button' onclick=\"dijit.byId('filterTestDlg').hide()\">".
-			__('Close this window')."</button>";
-		print "</footer>";
+        print "<footer class='text-center'>";
+        print "<button dojoType='dijit.form.Button' onclick=\"dijit.byId('filterTestDlg').hide()\">".
+            __('Close this window')."</button>";
+        print "</footer>";
 
-	}
+    }
 
-	private function getfilterrules_list($filter_id) {
-		$sth = $this->pdo->prepare("SELECT reg_exp,
+    private function getfilterrules_list($filter_id) {
+        $sth = $this->pdo->prepare("SELECT reg_exp,
 			inverse,
 			match_on,
 			feed_id,
@@ -190,15 +190,15 @@ 
 			WHERE
 				filter_id = ? AND filter_type = ttrss_filter_types.id
 			ORDER BY reg_exp");
-		$sth->execute([$filter_id]);
+        $sth->execute([$filter_id]);
 
-		$rv = "";
+        $rv = "";
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-		    if ($line["match_on"]) {
-		        $feeds = json_decode($line["match_on"], true);
-		        $feeds_fmt = [];
+            if ($line["match_on"]) {
+                $feeds = json_decode($line["match_on"], true);
+                $feeds_fmt = [];
 
                 foreach ($feeds as $feed_id) {
 
@@ -225,27 +225,27 @@ 
 
 #			$where = $line["cat_id"] . "/" . $line["feed_id"];
 
-			$inverse = $line["inverse"] ? "inverse" : "";
+            $inverse = $line["inverse"] ? "inverse" : "";
 
-			$rv .= "<li class='$inverse'>" . T_sprintf("%s on %s in %s %s",
-				htmlspecialchars($line["reg_exp"]),
-				$line["field"],
-				$where,
-				$line["inverse"] ? __("(inverse)") : "") . "</li>";
-		}
+            $rv .= "<li class='$inverse'>" . T_sprintf("%s on %s in %s %s",
+                htmlspecialchars($line["reg_exp"]),
+                $line["field"],
+                $where,
+                $line["inverse"] ? __("(inverse)") : "") . "</li>";
+        }
 
-		return $rv;
-	}
+        return $rv;
+    }
 
-	public function getfiltertree() {
-		$root = array();
-		$root['id'] = 'root';
-		$root['name'] = __('Filters');
-		$root['items'] = array();
+    public function getfiltertree() {
+        $root = array();
+        $root['id'] = 'root';
+        $root['name'] = __('Filters');
+        $root['items'] = array();
 
-		$filter_search = $_SESSION["prefs_filter_search"];
+        $filter_search = $_SESSION["prefs_filter_search"];
 
-		$sth = $this->pdo->prepare("SELECT *,
+        $sth = $this->pdo->prepare("SELECT *,
 			(SELECT action_param FROM ttrss_filters2_actions
 				WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_param,
 			(SELECT action_id FROM ttrss_filters2_actions
@@ -257,275 +257,275 @@ 
 				WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS reg_exp
 			FROM ttrss_filters2 WHERE
 			owner_uid = ? ORDER BY order_id, title");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		$folder = array();
-		$folder['items'] = array();
+        $folder = array();
+        $folder['items'] = array();
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$name = $this->getFilterName($line["id"]);
+            $name = $this->getFilterName($line["id"]);
 
-			$match_ok = false;
-			if ($filter_search) {
-				if (mb_strpos($line['title'], $filter_search) !== false) {
-					$match_ok = true;
-				}
+            $match_ok = false;
+            if ($filter_search) {
+                if (mb_strpos($line['title'], $filter_search) !== false) {
+                    $match_ok = true;
+                }
 
-				$rules_sth = $this->pdo->prepare("SELECT reg_exp
+                $rules_sth = $this->pdo->prepare("SELECT reg_exp
 					FROM ttrss_filters2_rules WHERE filter_id = ?");
-				$rules_sth->execute([$line['id']]);
-
-				while ($rule_line = $rules_sth->fetch()) {
-					if (mb_strpos($rule_line['reg_exp'], $filter_search) !== false) {
-						$match_ok = true;
-						break;
-					}
-				}
-			}
+                $rules_sth->execute([$line['id']]);
+
+                while ($rule_line = $rules_sth->fetch()) {
+                    if (mb_strpos($rule_line['reg_exp'], $filter_search) !== false) {
+                        $match_ok = true;
+                        break;
+                    }
+                }
+            }
 
-			if ($line['action_id'] == 7) {
-				$label_sth = $this->pdo->prepare("SELECT fg_color, bg_color
+            if ($line['action_id'] == 7) {
+                $label_sth = $this->pdo->prepare("SELECT fg_color, bg_color
 					FROM ttrss_labels2 WHERE caption = ? AND
 						owner_uid = ?");
-				$label_sth->execute([$line['action_param'], $_SESSION['uid']]);
+                $label_sth->execute([$line['action_param'], $_SESSION['uid']]);
 
-				if ($label_row = $label_sth->fetch()) {
-					//$fg_color = $label_row["fg_color"];
-					$bg_color = $label_row["bg_color"];
+                if ($label_row = $label_sth->fetch()) {
+                    //$fg_color = $label_row["fg_color"];
+                    $bg_color = $label_row["bg_color"];
 
-					$name[1] = "<i class=\"material-icons\" style='color : $bg_color; margin-right : 4px'>label</i>" . $name[1];
-				}
-			}
+                    $name[1] = "<i class=\"material-icons\" style='color : $bg_color; margin-right : 4px'>label</i>" . $name[1];
+                }
+            }
 
-			$filter = array();
-			$filter['id'] = 'FILTER:' . $line['id'];
-			$filter['bare_id'] = $line['id'];
-			$filter['name'] = $name[0];
-			$filter['param'] = $name[1];
-			$filter['checkbox'] = false;
-			$filter['last_triggered'] = $line["last_triggered"] ? make_local_datetime($line["last_triggered"], false) : null;
-			$filter['enabled'] = $line["enabled"];
-			$filter['rules'] = $this->getfilterrules_list($line['id']);
-
-			if (!$filter_search || $match_ok) {
-				array_push($folder['items'], $filter);
-			}
-		}
+            $filter = array();
+            $filter['id'] = 'FILTER:' . $line['id'];
+            $filter['bare_id'] = $line['id'];
+            $filter['name'] = $name[0];
+            $filter['param'] = $name[1];
+            $filter['checkbox'] = false;
+            $filter['last_triggered'] = $line["last_triggered"] ? make_local_datetime($line["last_triggered"], false) : null;
+            $filter['enabled'] = $line["enabled"];
+            $filter['rules'] = $this->getfilterrules_list($line['id']);
+
+            if (!$filter_search || $match_ok) {
+                array_push($folder['items'], $filter);
+            }
+        }
 
-		$root['items'] = $folder['items'];
+        $root['items'] = $folder['items'];
 
-		$fl = array();
-		$fl['identifier'] = 'id';
-		$fl['label'] = 'name';
-		$fl['items'] = array($root);
+        $fl = array();
+        $fl['identifier'] = 'id';
+        $fl['label'] = 'name';
+        $fl['items'] = array($root);
 
-		print json_encode($fl);
-		return;
-	}
+        print json_encode($fl);
+        return;
+    }
 
-	public function edit() {
+    public function edit() {
 
-		$filter_id = clean($_REQUEST["id"]);
+        $filter_id = clean($_REQUEST["id"]);
 
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2
+        $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2
 			WHERE id = ? AND owner_uid = ?");
-		$sth->execute([$filter_id, $_SESSION['uid']]);
+        $sth->execute([$filter_id, $_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
+        if ($row = $sth->fetch()) {
 
-			$enabled = $row["enabled"];
-			$match_any_rule = $row["match_any_rule"];
-			$inverse = $row["inverse"];
-			$title = htmlspecialchars($row["title"]);
+            $enabled = $row["enabled"];
+            $match_any_rule = $row["match_any_rule"];
+            $inverse = $row["inverse"];
+            $title = htmlspecialchars($row["title"]);
 
-			print "<form id='filter_edit_form' onsubmit='return false'>";
+            print "<form id='filter_edit_form' onsubmit='return false'>";
 
-			print_hidden("op", "pref-filters");
-			print_hidden("id", "$filter_id");
-			print_hidden("method", "editSave");
-			print_hidden("csrf_token", $_SESSION['csrf_token']);
+            print_hidden("op", "pref-filters");
+            print_hidden("id", "$filter_id");
+            print_hidden("method", "editSave");
+            print_hidden("csrf_token", $_SESSION['csrf_token']);
 
-			print "<header>".__("Caption")."</header>";
-			print "<section>";
-			print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"$title\">";
-			print "</section>";
+            print "<header>".__("Caption")."</header>";
+            print "<section>";
+            print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"$title\">";
+            print "</section>";
 
-			print "<header class='horizontal'>".__("Match")."</header>";
-			print "<section>";
+            print "<header class='horizontal'>".__("Match")."</header>";
+            print "<section>";
 
-			print "<div dojoType=\"fox.Toolbar\">";
+            print "<div dojoType=\"fox.Toolbar\">";
 
-			print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Select')."</span>";
-			print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-			print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
+            print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Select')."</span>";
+            print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+            print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
 			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
-			print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
+            print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
 			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
-			print "</div></div>";
+            print "</div></div>";
 
-			print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
-				__('Add')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
+                __('Add')."</button> ";
 
-			print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
-				__('Delete')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
+                __('Delete')."</button> ";
 
-			print "</div>";
+            print "</div>";
 
-			print "<ul id='filterDlg_Matches'>";
+            print "<ul id='filterDlg_Matches'>";
 
-			$rules_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
+            $rules_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
 				  WHERE filter_id = ? ORDER BY reg_exp, id");
-			$rules_sth->execute([$filter_id]);
-
-			while ($line = $rules_sth->fetch()) {
-				if ($line["match_on"]) {
-					$line["feed_id"] = json_decode($line["match_on"], true);
-				} else {
-					if ($line["cat_filter"]) {
-						$feed_id = "CAT:" . (int)$line["cat_id"];
-					} else {
-						$feed_id = (int)$line["feed_id"];
-					}
-
-					$line["feed_id"] = ["" . $feed_id]; // set item type to string for in_array()
-				}
-
-				unset($line["cat_filter"]);
-				unset($line["cat_id"]);
-				unset($line["filter_id"]);
-				unset($line["id"]);
-				if (!$line["inverse"]) unset($line["inverse"]);
-				unset($line["match_on"]);
-
-				$data = htmlspecialchars(json_encode($line));
-
-				print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='Lists.onRowChecked(this)'>".
-					"<span onclick=\"dijit.byId('filterEditDlg').editRule(this)\">".$this->getRuleName($line)."</span>".
-					"<input type='hidden' name='rule[]' value=\"$data\"/></li>";
-			}
+            $rules_sth->execute([$filter_id]);
+
+            while ($line = $rules_sth->fetch()) {
+                if ($line["match_on"]) {
+                    $line["feed_id"] = json_decode($line["match_on"], true);
+                } else {
+                    if ($line["cat_filter"]) {
+                        $feed_id = "CAT:" . (int)$line["cat_id"];
+                    } else {
+                        $feed_id = (int)$line["feed_id"];
+                    }
+
+                    $line["feed_id"] = ["" . $feed_id]; // set item type to string for in_array()
+                }
+
+                unset($line["cat_filter"]);
+                unset($line["cat_id"]);
+                unset($line["filter_id"]);
+                unset($line["id"]);
+                if (!$line["inverse"]) unset($line["inverse"]);
+                unset($line["match_on"]);
+
+                $data = htmlspecialchars(json_encode($line));
 
-			print "</ul>";
+                print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='Lists.onRowChecked(this)'>".
+                    "<span onclick=\"dijit.byId('filterEditDlg').editRule(this)\">".$this->getRuleName($line)."</span>".
+                    "<input type='hidden' name='rule[]' value=\"$data\"/></li>";
+            }
+
+            print "</ul>";
 
-			print "</section>";
+            print "</section>";
 
-			print "<header class='horizontal'>".__("Apply actions")."</header>";
+            print "<header class='horizontal'>".__("Apply actions")."</header>";
 
-			print "<section>";
+            print "<section>";
 
-			print "<div dojoType=\"fox.Toolbar\">";
+            print "<div dojoType=\"fox.Toolbar\">";
 
-			print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Select')."</span>";
-			print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-			print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
+            print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Select')."</span>";
+            print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+            print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
 			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
-			print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
+            print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
 			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
-			print "</div></div>";
+            print "</div></div>";
 
-			print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
-				__('Add')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
+                __('Add')."</button> ";
 
-			print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
-				__('Delete')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
+                __('Delete')."</button> ";
 
-			print "</div>";
+            print "</div>";
 
-			print "<ul id='filterDlg_Actions'>";
+            print "<ul id='filterDlg_Actions'>";
 
-			$actions_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
+            $actions_sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
 				WHERE filter_id = ? ORDER BY id");
-			$actions_sth->execute([$filter_id]);
+            $actions_sth->execute([$filter_id]);
 
-			while ($line = $actions_sth->fetch()) {
-				$line["action_param_label"] = $line["action_param"];
+            while ($line = $actions_sth->fetch()) {
+                $line["action_param_label"] = $line["action_param"];
 
-				unset($line["filter_id"]);
-				unset($line["id"]);
+                unset($line["filter_id"]);
+                unset($line["id"]);
 
-				$data = htmlspecialchars(json_encode($line));
+                $data = htmlspecialchars(json_encode($line));
 
-				print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='Lists.onRowChecked(this)'>".
-					"<span onclick=\"dijit.byId('filterEditDlg').editAction(this)\">".$this->getActionName($line)."</span>".
-					"<input type='hidden' name='action[]' value=\"$data\"/></li>";
-			}
+                print "<li><input dojoType='dijit.form.CheckBox' type='checkbox' onclick='Lists.onRowChecked(this)'>".
+                    "<span onclick=\"dijit.byId('filterEditDlg').editAction(this)\">".$this->getActionName($line)."</span>".
+                    "<input type='hidden' name='action[]' value=\"$data\"/></li>";
+            }
 
-			print "</ul>";
+            print "</ul>";
 
-			print "</section>";
+            print "</section>";
 
-			print "<header>".__("Options")."</header>";
-			print "<section>";
+            print "<header>".__("Options")."</header>";
+            print "<section>";
 
-			if ($enabled) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($enabled) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
-			print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"enabled\" id=\"enabled\" $checked>
+            print "<fieldset class='narrow'>";
+            print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"enabled\" id=\"enabled\" $checked>
 				".__('Enabled')."</label>";
 
-			if ($match_any_rule) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($match_any_rule) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "</fieldset><fieldset class='narrow'>";
+            print "</fieldset><fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\" $checked>
+            print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\" $checked>
 				".__('Match any rule')."</label>";
 
-			print "</fieldset><fieldset class='narrow'>";
+            print "</fieldset><fieldset class='narrow'>";
 
-			if ($inverse) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($inverse) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\" $checked>
+            print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\" $checked>
 				".__('Inverse matching')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			print "</section>";
+            print "</section>";
 
-			print "<footer>";
+            print "<footer>";
 
-			print "<div style=\"float : left\">";
-			print "<button dojoType=\"dijit.form.Button\" class=\"alt-danger\" onclick=\"return dijit.byId('filterEditDlg').removeFilter()\">".
-				__('Remove')."</button>";
-			print "</div>";
+            print "<div style=\"float : left\">";
+            print "<button dojoType=\"dijit.form.Button\" class=\"alt-danger\" onclick=\"return dijit.byId('filterEditDlg').removeFilter()\">".
+                __('Remove')."</button>";
+            print "</div>";
 
-			print "<button dojoType=\"dijit.form.Button\" class=\"alt-info\" onclick=\"return dijit.byId('filterEditDlg').test()\">".
-				__('Test')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" class=\"alt-info\" onclick=\"return dijit.byId('filterEditDlg').test()\">".
+                __('Test')."</button> ";
 
-			print "<button dojoType=\"dijit.form.Button\" type=\"submit\" class=\"alt-primary\" onclick=\"return dijit.byId('filterEditDlg').execute()\">".
-				__('Save')."</button> ";
+            print "<button dojoType=\"dijit.form.Button\" type=\"submit\" class=\"alt-primary\" onclick=\"return dijit.byId('filterEditDlg').execute()\">".
+                __('Save')."</button> ";
 
-			print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').hide()\">".
-				__('Cancel')."</button>";
+            print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterEditDlg').hide()\">".
+                __('Cancel')."</button>";
 
-			print "</footer>";
-			print "</form>";
+            print "</footer>";
+            print "</form>";
 
-		}
-	}
+        }
+    }
 
-	private function getRuleName($rule) {
-		if (!$rule) $rule = json_decode(clean($_REQUEST["rule"]), true);
+    private function getRuleName($rule) {
+        if (!$rule) $rule = json_decode(clean($_REQUEST["rule"]), true);
 
-		$feeds = $rule["feed_id"];
-		$feeds_fmt = [];
+        $feeds = $rule["feed_id"];
+        $feeds_fmt = [];
 
-		if (!is_array($feeds)) $feeds = [$feeds];
+        if (!is_array($feeds)) $feeds = [$feeds];
 
-		foreach ($feeds as $feed_id) {
+        foreach ($feeds as $feed_id) {
 
             if (strpos($feed_id, "CAT:") === 0) {
                 $feed_id = (int)substr($feed_id, 4);
@@ -540,272 +540,272 @@ 
 
         $feed = implode(", ", $feeds_fmt);
 
-		$sth = $this->pdo->prepare("SELECT description FROM ttrss_filter_types
+        $sth = $this->pdo->prepare("SELECT description FROM ttrss_filter_types
 			WHERE id = ?");
-		$sth->execute([(int)$rule["filter_type"]]);
+        $sth->execute([(int)$rule["filter_type"]]);
 
-		if ($row = $sth->fetch()) {
-			$filter_type = $row["description"];
-		} else {
-			$filter_type = "?UNKNOWN?";
-		}
+        if ($row = $sth->fetch()) {
+            $filter_type = $row["description"];
+        } else {
+            $filter_type = "?UNKNOWN?";
+        }
 
-		$inverse = isset($rule["inverse"]) ? "inverse" : "";
+        $inverse = isset($rule["inverse"]) ? "inverse" : "";
 
-		return "<span class='filterRule $inverse'>" .
-			T_sprintf("%s on %s in %s %s", htmlspecialchars($rule["reg_exp"]),
-			$filter_type, $feed, isset($rule["inverse"]) ? __("(inverse)") : "") . "</span>";
-	}
+        return "<span class='filterRule $inverse'>" .
+            T_sprintf("%s on %s in %s %s", htmlspecialchars($rule["reg_exp"]),
+            $filter_type, $feed, isset($rule["inverse"]) ? __("(inverse)") : "") . "</span>";
+    }
 
-	public function printRuleName() {
-		print $this->getRuleName(json_decode(clean($_REQUEST["rule"]), true));
-	}
+    public function printRuleName() {
+        print $this->getRuleName(json_decode(clean($_REQUEST["rule"]), true));
+    }
 
-	private function getActionName($action) {
-		$sth = $this->pdo->prepare("SELECT description FROM
+    private function getActionName($action) {
+        $sth = $this->pdo->prepare("SELECT description FROM
 			ttrss_filter_actions WHERE id = ?");
-		$sth->execute([(int)$action["action_id"]]);
+        $sth->execute([(int)$action["action_id"]]);
 
-		$title = "";
+        $title = "";
 
-		if ($row = $sth->fetch()) {
+        if ($row = $sth->fetch()) {
 
-			$title = __($row["description"]);
+            $title = __($row["description"]);
 
-			if ($action["action_id"] == 4 || $action["action_id"] == 6 ||
-				$action["action_id"] == 7)
-				$title .= ": " . $action["action_param"];
+            if ($action["action_id"] == 4 || $action["action_id"] == 6 ||
+                $action["action_id"] == 7)
+                $title .= ": " . $action["action_param"];
 
-			if ($action["action_id"] == 9) {
-				list ($pfclass, $pfaction) = explode(":", $action["action_param"]);
+            if ($action["action_id"] == 9) {
+                list ($pfclass, $pfaction) = explode(":", $action["action_param"]);
 
-				$filter_actions = PluginHost::getInstance()->get_filter_actions();
+                $filter_actions = PluginHost::getInstance()->get_filter_actions();
 
-				foreach ($filter_actions as $fclass => $factions) {
-					foreach ($factions as $faction) {
-						if ($pfaction == $faction["action"] && $pfclass == $fclass) {
-							$title .= ": " . $fclass . ": " . $faction["description"];
-							break;
-						}
-					}
-				}
-			}
-		}
+                foreach ($filter_actions as $fclass => $factions) {
+                    foreach ($factions as $faction) {
+                        if ($pfaction == $faction["action"] && $pfclass == $fclass) {
+                            $title .= ": " . $fclass . ": " . $faction["description"];
+                            break;
+                        }
+                    }
+                }
+            }
+        }
 
-		return $title;
-	}
+        return $title;
+    }
 
-	public function printActionName() {
-		print $this->getActionName(json_decode(clean($_REQUEST["action"]), true));
-	}
+    public function printActionName() {
+        print $this->getActionName(json_decode(clean($_REQUEST["action"]), true));
+    }
 
-	public function editSave() {
-		if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
-			return $this->testFilter();
-		}
+    public function editSave() {
+        if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
+            return $this->testFilter();
+        }
 
-		$filter_id = clean($_REQUEST["id"]);
-		$enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
-		$match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
-		$inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
-		$title = clean($_REQUEST["title"]);
+        $filter_id = clean($_REQUEST["id"]);
+        $enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
+        $match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
+        $inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
+        $title = clean($_REQUEST["title"]);
 
-		$this->pdo->beginTransaction();
+        $this->pdo->beginTransaction();
 
-		$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET enabled = ?,
+        $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET enabled = ?,
 			match_any_rule = ?,
 			inverse = ?,
 			title = ?
 			WHERE id = ? AND owner_uid = ?");
 
-		$sth->execute([$enabled, $match_any_rule, $inverse, $title, $filter_id, $_SESSION['uid']]);
+        $sth->execute([$enabled, $match_any_rule, $inverse, $title, $filter_id, $_SESSION['uid']]);
 
-		$this->saveRulesAndActions($filter_id);
+        $this->saveRulesAndActions($filter_id);
 
-		$this->pdo->commit();
-	}
+        $this->pdo->commit();
+    }
 
-	public function remove() {
+    public function remove() {
 
-		$ids = explode(",", clean($_REQUEST["ids"]));
-		$ids_qmarks = arr_qmarks($ids);
+        $ids = explode(",", clean($_REQUEST["ids"]));
+        $ids_qmarks = arr_qmarks($ids);
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)
 			AND owner_uid = ?");
-		$sth->execute(array_merge($ids, [$_SESSION['uid']]));
-	}
+        $sth->execute(array_merge($ids, [$_SESSION['uid']]));
+    }
 
-	private function saveRulesAndActions($filter_id)
-	{
+    private function saveRulesAndActions($filter_id)
+    {
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_rules WHERE filter_id = ?");
-		$sth->execute([$filter_id]);
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_rules WHERE filter_id = ?");
+        $sth->execute([$filter_id]);
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_actions WHERE filter_id = ?");
-		$sth->execute([$filter_id]);
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2_actions WHERE filter_id = ?");
+        $sth->execute([$filter_id]);
 
-		if (!is_array(clean($_REQUEST["rule"]))) $_REQUEST["rule"] = [];
-		if (!is_array(clean($_REQUEST["action"]))) $_REQUEST["action"] = [];
+        if (!is_array(clean($_REQUEST["rule"]))) $_REQUEST["rule"] = [];
+        if (!is_array(clean($_REQUEST["action"]))) $_REQUEST["action"] = [];
 
-		if ($filter_id) {
-			/* create rules */
+        if ($filter_id) {
+            /* create rules */
 
-			$rules = array();
-			$actions = array();
+            $rules = array();
+            $actions = array();
 
-			foreach (clean($_REQUEST["rule"]) as $rule) {
-				$rule = json_decode($rule, true);
-				unset($rule["id"]);
+            foreach (clean($_REQUEST["rule"]) as $rule) {
+                $rule = json_decode($rule, true);
+                unset($rule["id"]);
 
-				if (array_search($rule, $rules) === false) {
-					array_push($rules, $rule);
-				}
-			}
+                if (array_search($rule, $rules) === false) {
+                    array_push($rules, $rule);
+                }
+            }
 
-			foreach (clean($_REQUEST["action"]) as $action) {
-				$action = json_decode($action, true);
-				unset($action["id"]);
+            foreach (clean($_REQUEST["action"]) as $action) {
+                $action = json_decode($action, true);
+                unset($action["id"]);
 
-				if (array_search($action, $actions) === false) {
-					array_push($actions, $action);
-				}
-			}
+                if (array_search($action, $actions) === false) {
+                    array_push($actions, $action);
+                }
+            }
 
-			$rsth = $this->pdo->prepare("INSERT INTO ttrss_filters2_rules
+            $rsth = $this->pdo->prepare("INSERT INTO ttrss_filters2_rules
 						(filter_id, reg_exp,filter_type,feed_id,cat_id,match_on,inverse) VALUES
 						(?, ?, ?, NULL, NULL, ?, ?)");
 
-			foreach ($rules as $rule) {
-				if ($rule) {
+            foreach ($rules as $rule) {
+                if ($rule) {
 
-					$reg_exp = trim($rule["reg_exp"]);
-					$inverse = isset($rule["inverse"]) ? 1 : 0;
+                    $reg_exp = trim($rule["reg_exp"]);
+                    $inverse = isset($rule["inverse"]) ? 1 : 0;
 
-					$filter_type = (int)trim($rule["filter_type"]);
-					$match_on = json_encode($rule["feed_id"]);
+                    $filter_type = (int)trim($rule["filter_type"]);
+                    $match_on = json_encode($rule["feed_id"]);
 
-					$rsth->execute([$filter_id, $reg_exp, $filter_type, $match_on, $inverse]);
-				}
-			}
+                    $rsth->execute([$filter_id, $reg_exp, $filter_type, $match_on, $inverse]);
+                }
+            }
 
-			$asth = $this->pdo->prepare("INSERT INTO ttrss_filters2_actions
+            $asth = $this->pdo->prepare("INSERT INTO ttrss_filters2_actions
 						(filter_id, action_id, action_param) VALUES
 						(?, ?, ?)");
 
-			foreach ($actions as $action) {
-				if ($action) {
+            foreach ($actions as $action) {
+                if ($action) {
 
-					$action_id = (int)$action["action_id"];
-					$action_param = $action["action_param"];
-					$action_param_label = $action["action_param_label"];
+                    $action_id = (int)$action["action_id"];
+                    $action_param = $action["action_param"];
+                    $action_param_label = $action["action_param_label"];
 
-					if ($action_id == 7) {
-						$action_param = $action_param_label;
-					}
+                    if ($action_id == 7) {
+                        $action_param = $action_param_label;
+                    }
 
-					if ($action_id == 6) {
-						$action_param = (int)str_replace("+", "", $action_param);
-					}
+                    if ($action_id == 6) {
+                        $action_param = (int)str_replace("+", "", $action_param);
+                    }
 
-					$asth->execute([$filter_id, $action_id, $action_param]);
-				}
-			}
-		}
-	}
+                    $asth->execute([$filter_id, $action_id, $action_param]);
+                }
+            }
+        }
+    }
 
-	public function add() {
-		if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
-			return $this->testFilter();
-		}
+    public function add() {
+        if (clean($_REQUEST["savemode"] && $_REQUEST["savemode"]) == "test") {
+            return $this->testFilter();
+        }
 
-		$enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
-		$match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
-		$title = clean($_REQUEST["title"]);
-		$inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
+        $enabled = checkbox_to_sql_bool(clean($_REQUEST["enabled"]));
+        $match_any_rule = checkbox_to_sql_bool(clean($_REQUEST["match_any_rule"]));
+        $title = clean($_REQUEST["title"]);
+        $inverse = checkbox_to_sql_bool(clean($_REQUEST["inverse"]));
 
-		$this->pdo->beginTransaction();
+        $this->pdo->beginTransaction();
 
-		/* create base filter */
+        /* create base filter */
 
-		$sth = $this->pdo->prepare("INSERT INTO ttrss_filters2
+        $sth = $this->pdo->prepare("INSERT INTO ttrss_filters2
 			(owner_uid, match_any_rule, enabled, title, inverse) VALUES
 			(?, ?, ?, ?, ?)");
 
-		$sth->execute([$_SESSION['uid'], $match_any_rule, $enabled, $title, $inverse]);
+        $sth->execute([$_SESSION['uid'], $match_any_rule, $enabled, $title, $inverse]);
 
-		$sth = $this->pdo->prepare("SELECT MAX(id) AS id FROM ttrss_filters2
+        $sth = $this->pdo->prepare("SELECT MAX(id) AS id FROM ttrss_filters2
 			WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			$filter_id = $row['id'];
-			$this->saveRulesAndActions($filter_id);
-		}
+        if ($row = $sth->fetch()) {
+            $filter_id = $row['id'];
+            $this->saveRulesAndActions($filter_id);
+        }
 
-		$this->pdo->commit();
-	}
+        $this->pdo->commit();
+    }
 
-	public function index() {
+    public function index() {
 
-		$filter_search = clean($_REQUEST["search"]);
+        $filter_search = clean($_REQUEST["search"]);
 
-		if (array_key_exists("search", $_REQUEST)) {
-			$_SESSION["prefs_filter_search"] = $filter_search;
-		} else {
-			$filter_search = $_SESSION["prefs_filter_search"];
-		}
+        if (array_key_exists("search", $_REQUEST)) {
+            $_SESSION["prefs_filter_search"] = $filter_search;
+        } else {
+            $filter_search = $_SESSION["prefs_filter_search"];
+        }
 
-		print "<div dojoType='dijit.layout.BorderContainer' gutters='false'>";
-		print "<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='top'>";
-		print "<div dojoType='fox.Toolbar'>";
+        print "<div dojoType='dijit.layout.BorderContainer' gutters='false'>";
+        print "<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='top'>";
+        print "<div dojoType='fox.Toolbar'>";
 
-		if (array_key_exists("search", $_REQUEST)) {
-			$_SESSION["prefs_filter_search"] = $filter_search;
-		} else {
-			$filter_search = $_SESSION["prefs_filter_search"];
-		}
+        if (array_key_exists("search", $_REQUEST)) {
+            $_SESSION["prefs_filter_search"] = $filter_search;
+        } else {
+            $filter_search = $_SESSION["prefs_filter_search"];
+        }
 
-		print "<div style='float : right; padding-right : 4px;'>
+        print "<div style='float : right; padding-right : 4px;'>
 			<input dojoType=\"dijit.form.TextBox\" id=\"filter_search\" size=\"20\" type=\"search\"
 				value=\"$filter_search\">
 			<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('filterTree').reload()\">".
-				__('Search')."</button>
+                __('Search')."</button>
 			</div>";
 
-		print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-		print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(true)\"
+        print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+        print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(true)\"
 			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
-		print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(false)\"
+        print "<div onclick=\"dijit.byId('filterTree').model.setAllChecked(false)\"
 			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
-		print "</div></div>";
+        print "</div></div>";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return Filters.quickAddFilter()\">".
-			__('Create filter')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return Filters.quickAddFilter()\">".
+            __('Create filter')."</button> ";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').joinSelectedFilters()\">".
-			__('Combine')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').joinSelectedFilters()\">".
+            __('Combine')."</button> ";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').editSelectedFilter()\">".
-			__('Edit')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').editSelectedFilter()\">".
+            __('Edit')."</button> ";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').resetFilterOrder()\">".
-			__('Reset sort order')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').resetFilterOrder()\">".
+            __('Reset sort order')."</button> ";
 
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').removeSelectedFilters()\">".
-			__('Remove')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterTree').removeSelectedFilters()\">".
+            __('Remove')."</button> ";
 
-		print "</div>"; # toolbar
-		print "</div>"; # toolbar-frame
-		print "<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='center'>";
+        print "</div>"; # toolbar
+        print "</div>"; # toolbar-frame
+        print "<div style='padding : 0px' dojoType='dijit.layout.ContentPane' region='center'>";
 
-		print "<div id='filterlistLoading'>
+        print "<div id='filterlistLoading'>
 		<img src='images/indicator_tiny.gif'>".
-		 __("Loading, please wait...")."</div>";
+            __("Loading, please wait...")."</div>";
 
-		print "<div dojoType=\"fox.PrefFilterStore\" jsId=\"filterStore\"
+        print "<div dojoType=\"fox.PrefFilterStore\" jsId=\"filterStore\"
 			url=\"backend.php?op=pref-filters&method=getfiltertree\">
 		</div>
 		<div dojoType=\"lib.CheckBoxStoreModel\" jsId=\"filterModel\" store=\"filterStore\"
@@ -830,152 +830,152 @@ 
 
 		</div>";
 
-		print "</div>"; #pane
+        print "</div>"; #pane
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
-			"hook_prefs_tab", "prefFilters");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
+            "hook_prefs_tab", "prefFilters");
 
-		print "</div>"; #container
+        print "</div>"; #container
 
-	}
+    }
 
-	public function newfilter() {
+    public function newfilter() {
 
-		print "<form name='filter_new_form' id='filter_new_form' onsubmit='return false'>";
+        print "<form name='filter_new_form' id='filter_new_form' onsubmit='return false'>";
 
-		print_hidden("op", "pref-filters");
-		print_hidden("method", "add");
-		print_hidden("csrf_token", $_SESSION['csrf_token']);
+        print_hidden("op", "pref-filters");
+        print_hidden("method", "add");
+        print_hidden("csrf_token", $_SESSION['csrf_token']);
 
-		print "<header>".__("Caption")."</header>";
+        print "<header>".__("Caption")."</header>";
 
-		print "<section>";
-		print "<input required='true' dojoType='dijit.form.ValidationTextBox' style='width : 20em;' name='title' value=''>";
-		print "</section>";
+        print "<section>";
+        print "<input required='true' dojoType='dijit.form.ValidationTextBox' style='width : 20em;' name='title' value=''>";
+        print "</section>";
 
-		print "<header class='horizontal'>".__("Match")."</header >";
-		print "<section>";
+        print "<header class='horizontal'>".__("Match")."</header >";
+        print "<section>";
 
-		print "<div dojoType='fox.Toolbar'>";
+        print "<div dojoType='fox.Toolbar'>";
 
-		print "<div dojoType='fox.form.DropDownButton'>".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType='dijit.Menu' style='display: none'>";
-		print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
+        print "<div dojoType='fox.form.DropDownButton'>".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType='dijit.Menu' style='display: none'>";
+        print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(true)\"
 			dojoType='dijit.MenuItem'>".__('All')."</div>";
-		print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
+        print "<div onclick=\"dijit.byId('filterEditDlg').selectRules(false)\"
 			dojoType='dijit.MenuItem'>".__('None')."</div>";
-		print "</div></div>";
+        print "</div></div>";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
-			__('Add')."</button> ";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').addRule()\">".
+            __('Add')."</button> ";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
-			__('Delete')."</button> ";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').deleteRule()\">".
+            __('Delete')."</button> ";
 
-		print "</div>";
+        print "</div>";
 
-		print "<ul id='filterDlg_Matches'>";
+        print "<ul id='filterDlg_Matches'>";
 #		print "<li>No rules</li>";
-		print "</ul>";
+        print "</ul>";
 
-		print "</section>";
+        print "</section>";
 
-		print "<header class='horizontal'>".__("Apply actions")."</header>";
+        print "<header class='horizontal'>".__("Apply actions")."</header>";
 
-		print "<section>";
+        print "<section>";
 
-		print "<div dojoType='fox.Toolbar'>";
+        print "<div dojoType='fox.Toolbar'>";
 
-		print "<div dojoType='fox.form.DropDownButton'>".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType='dijit.Menu' style='display: none'>";
-		print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
+        print "<div dojoType='fox.form.DropDownButton'>".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType='dijit.Menu' style='display: none'>";
+        print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(true)\"
 			dojoType='dijit.MenuItem'>".__('All')."</div>";
-		print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
+        print "<div onclick=\"dijit.byId('filterEditDlg').selectActions(false)\"
 			dojoType='dijit.MenuItem'>".__('None')."</div>";
-		print "</div></div>";
+        print "</div></div>";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
-			__('Add')."</button> ";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').addAction()\">".
+            __('Add')."</button> ";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
-			__('Delete')."</button> ";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').deleteAction()\">".
+            __('Delete')."</button> ";
 
-		print "</div>";
+        print "</div>";
 
-		print "<ul id='filterDlg_Actions'>";
+        print "<ul id='filterDlg_Actions'>";
 #		print "<li>No actions</li>";
-		print "</ul>";
+        print "</ul>";
 
-		print "</section>";
+        print "</section>";
 
-		print "<header>".__("Options")."</header>";
+        print "<header>".__("Options")."</header>";
 
-		print "<section>";
-		print "<fieldset class='narrow'>";
+        print "<section>";
+        print "<fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='enabled' id='enabled' checked='1'>
+        print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='enabled' id='enabled' checked='1'>
 				".__('Enabled')."</label>";
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='match_any_rule' id='match_any_rule'>
+        print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='match_any_rule' id='match_any_rule'>
 				".__('Match any rule')."</label>";
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='inverse' id='inverse'>
+        print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' name='inverse' id='inverse'>
 				".__('Inverse matching')."</label>";
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "</section>";
+        print "</section>";
 
-		print "<footer>";
+        print "<footer>";
 
-		print "<button dojoType='dijit.form.Button' class='alt-info' onclick=\"return dijit.byId('filterEditDlg').test()\">".
-			__('Test')."</button> ";
-		print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary' onclick=\"return dijit.byId('filterEditDlg').execute()\">".
-			__('Create')."</button> ";
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').hide()\">".
-			__('Cancel')."</button>";
+        print "<button dojoType='dijit.form.Button' class='alt-info' onclick=\"return dijit.byId('filterEditDlg').test()\">".
+            __('Test')."</button> ";
+        print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary' onclick=\"return dijit.byId('filterEditDlg').execute()\">".
+            __('Create')."</button> ";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterEditDlg').hide()\">".
+            __('Cancel')."</button>";
 
-		print "</footer>";
+        print "</footer>";
 
-	}
+    }
 
-	public function newrule() {
-		$rule = json_decode(clean($_REQUEST["rule"]), true);
+    public function newrule() {
+        $rule = json_decode(clean($_REQUEST["rule"]), true);
 
-		if ($rule) {
-			$reg_exp = htmlspecialchars($rule["reg_exp"]);
-			$filter_type = $rule["filter_type"];
-			$feed_id = $rule["feed_id"];
-			$inverse_checked = isset($rule["inverse"]) ? "checked" : "";
-		} else {
-			$reg_exp = "";
-			$filter_type = 1;
-			$feed_id = ["0"];
-			$inverse_checked = "";
-		}
+        if ($rule) {
+            $reg_exp = htmlspecialchars($rule["reg_exp"]);
+            $filter_type = $rule["filter_type"];
+            $feed_id = $rule["feed_id"];
+            $inverse_checked = isset($rule["inverse"]) ? "checked" : "";
+        } else {
+            $reg_exp = "";
+            $filter_type = 1;
+            $feed_id = ["0"];
+            $inverse_checked = "";
+        }
 
-		print "<form name='filter_new_rule_form' id='filter_new_rule_form' onsubmit='return false;'>";
+        print "<form name='filter_new_rule_form' id='filter_new_rule_form' onsubmit='return false;'>";
 
-		$res = $this->pdo->query("SELECT id,description
+        $res = $this->pdo->query("SELECT id,description
 			FROM ttrss_filter_types WHERE id != 5 ORDER BY description");
 
-		$filter_types = array();
+        $filter_types = array();
 
-		while ($line = $res->fetch()) {
-			$filter_types[$line["id"]] = __($line["description"]);
-		}
+        while ($line = $res->fetch()) {
+            $filter_types[$line["id"]] = __($line["description"]);
+        }
 
-		print "<header>".__("Match")."</header>";
+        print "<header>".__("Match")."</header>";
 
-		print "<section>";
+        print "<section>";
 
-		print "<input dojoType=\"dijit.form.ValidationTextBox\"
+        print "<input dojoType=\"dijit.form.ValidationTextBox\"
 			 required=\"true\" id=\"filterDlg_regExp\"
 			 onchange='Filters.filterDlgCheckRegExp(this)'
 			 onblur='Filters.filterDlgCheckRegExp(this)'
@@ -983,270 +983,270 @@ 
 			 style=\"font-size : 16px; width : 500px\"
 			 name=\"reg_exp\" value=\"$reg_exp\"/>";
 
-		print "<div dojoType='dijit.Tooltip' id='filterDlg_regExp_tip' connectId='filterDlg_regExp' position='below'></div>";
+        print "<div dojoType='dijit.Tooltip' id='filterDlg_regExp_tip' connectId='filterDlg_regExp' position='below'></div>";
 
-		print "<fieldset>";
-		print "<label class='checkbox'><input id=\"filterDlg_inverse\" dojoType=\"dijit.form.CheckBox\"
+        print "<fieldset>";
+        print "<label class='checkbox'><input id=\"filterDlg_inverse\" dojoType=\"dijit.form.CheckBox\"
 			 name=\"inverse\" $inverse_checked/> ".
-		 	__("Inverse regular expression matching")."</label>";
-		print "</fieldset>";
+                __("Inverse regular expression matching")."</label>";
+        print "</fieldset>";
 
-		print "<fieldset>";
-		print "<label style='display : inline'>".  __("on field") . "</label> ";
-		print_select_hash("filter_type", $filter_type, $filter_types,
-			'dojoType="fox.form.Select"');
-		print "<label style='padding-left : 10px; display : inline'>" . __("in") . "</label> ";
+        print "<fieldset>";
+        print "<label style='display : inline'>".  __("on field") . "</label> ";
+        print_select_hash("filter_type", $filter_type, $filter_types,
+            'dojoType="fox.form.Select"');
+        print "<label style='padding-left : 10px; display : inline'>" . __("in") . "</label> ";
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "<fieldset>";
-		print "<span id='filterDlg_feeds'>";
-		print_feed_multi_select("feed_id",
-			$feed_id,
-			'style="width : 500px; height : 300px" dojoType="dijit.form.MultiSelect"');
-		print "</span>";
+        print "<fieldset>";
+        print "<span id='filterDlg_feeds'>";
+        print_feed_multi_select("feed_id",
+            $feed_id,
+            'style="width : 500px; height : 300px" dojoType="dijit.form.MultiSelect"');
+        print "</span>";
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "</section>";
+        print "</section>";
 
-		print "<footer>";
+        print "<footer>";
 
-		print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/ContentFilters\")'>
+        print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/ContentFilters\")'>
 			<i class='material-icons'>help</i> ".__("More info...")."</button>";
 
-		print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit' onclick=\"return dijit.byId('filterNewRuleDlg').execute()\">".
-			($rule ? __("Save rule") : __('Add rule'))."</button> ";
+        print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit' onclick=\"return dijit.byId('filterNewRuleDlg').execute()\">".
+            ($rule ? __("Save rule") : __('Add rule'))."</button> ";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterNewRuleDlg').hide()\">".
-			__('Cancel')."</button>";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterNewRuleDlg').hide()\">".
+            __('Cancel')."</button>";
 
-		print "</footer>";
+        print "</footer>";
 
-		print "</form>";
-	}
+        print "</form>";
+    }
 
-	public function newaction() {
-		$action = json_decode(clean($_REQUEST["action"]), true);
+    public function newaction() {
+        $action = json_decode(clean($_REQUEST["action"]), true);
 
-		if ($action) {
-			$action_param = $action["action_param"];
-			$action_id = (int)$action["action_id"];
-		} else {
-			$action_param = "";
-			$action_id = 0;
-		}
+        if ($action) {
+            $action_param = $action["action_param"];
+            $action_id = (int)$action["action_id"];
+        } else {
+            $action_param = "";
+            $action_id = 0;
+        }
 
-		print "<form name='filter_new_action_form' id='filter_new_action_form' onsubmit='return false;'>";
+        print "<form name='filter_new_action_form' id='filter_new_action_form' onsubmit='return false;'>";
 
-		print "<header>".__("Perform Action")."</header>";
+        print "<header>".__("Perform Action")."</header>";
 
-		print "<section>";
+        print "<section>";
 
-		print "<select name='action_id' dojoType='fox.form.Select'
+        print "<select name='action_id' dojoType='fox.form.Select'
 			onchange='Filters.filterDlgCheckAction(this)'>";
 
-		$res = $this->pdo->query("SELECT id,description FROM ttrss_filter_actions
+        $res = $this->pdo->query("SELECT id,description FROM ttrss_filter_actions
 			ORDER BY name");
 
-		while ($line = $res->fetch()) {
-			$is_selected = ($line["id"] == $action_id) ? "selected='1'" : "";
-			printf("<option $is_selected value='%d'>%s</option>", $line["id"], __($line["description"]));
-		}
+        while ($line = $res->fetch()) {
+            $is_selected = ($line["id"] == $action_id) ? "selected='1'" : "";
+            printf("<option $is_selected value='%d'>%s</option>", $line["id"], __($line["description"]));
+        }
 
-		print "</select>";
+        print "</select>";
 
-		$param_box_hidden = ($action_id == 7 || $action_id == 4 || $action_id == 6 || $action_id == 9) ?
-			"" : "display : none";
+        $param_box_hidden = ($action_id == 7 || $action_id == 4 || $action_id == 6 || $action_id == 9) ?
+            "" : "display : none";
 
-		$param_hidden = ($action_id == 4 || $action_id == 6) ?
-			"" : "display : none";
+        $param_hidden = ($action_id == 4 || $action_id == 6) ?
+            "" : "display : none";
 
-		$label_param_hidden = ($action_id == 7) ?	"" : "display : none";
-		$plugin_param_hidden = ($action_id == 9) ?	"" : "display : none";
+        $label_param_hidden = ($action_id == 7) ?	"" : "display : none";
+        $plugin_param_hidden = ($action_id == 9) ?	"" : "display : none";
 
-		print "<span id='filterDlg_paramBox' style=\"$param_box_hidden\">";
-		print " ";
-		//print " " . __("with parameters:") . " ";
-		print "<input dojoType='dijit.form.TextBox'
+        print "<span id='filterDlg_paramBox' style=\"$param_box_hidden\">";
+        print " ";
+        //print " " . __("with parameters:") . " ";
+        print "<input dojoType='dijit.form.TextBox'
 			id='filterDlg_actionParam' style=\"$param_hidden\"
 			name='action_param' value=\"$action_param\">";
 
-		print_label_select("action_param_label", $action_param,
-			"id='filterDlg_actionParamLabel' style=\"$label_param_hidden\"
+        print_label_select("action_param_label", $action_param,
+            "id='filterDlg_actionParamLabel' style=\"$label_param_hidden\"
 			dojoType='fox.form.Select'");
 
-		$filter_actions = PluginHost::getInstance()->get_filter_actions();
-		$filter_action_hash = array();
+        $filter_actions = PluginHost::getInstance()->get_filter_actions();
+        $filter_action_hash = array();
 
-		foreach ($filter_actions as $fclass => $factions) {
-			foreach ($factions as $faction) {
+        foreach ($filter_actions as $fclass => $factions) {
+            foreach ($factions as $faction) {
 
-				$filter_action_hash[$fclass . ":" . $faction["action"]] =
-					$fclass . ": " . $faction["description"];
-			}
-		}
+                $filter_action_hash[$fclass . ":" . $faction["action"]] =
+                    $fclass . ": " . $faction["description"];
+            }
+        }
 
-		if (count($filter_action_hash) == 0) {
-			$filter_plugin_disabled = "disabled";
+        if (count($filter_action_hash) == 0) {
+            $filter_plugin_disabled = "disabled";
 
-			$filter_action_hash["no-data"] = __("No actions available");
+            $filter_action_hash["no-data"] = __("No actions available");
 
-		} else {
-			$filter_plugin_disabled = "";
-		}
+        } else {
+            $filter_plugin_disabled = "";
+        }
 
-		print_select_hash("filterDlg_actionParamPlugin", $action_param, $filter_action_hash,
-			"style=\"$plugin_param_hidden\" dojoType='fox.form.Select' $filter_plugin_disabled",
-			"action_param_plugin");
+        print_select_hash("filterDlg_actionParamPlugin", $action_param, $filter_action_hash,
+            "style=\"$plugin_param_hidden\" dojoType='fox.form.Select' $filter_plugin_disabled",
+            "action_param_plugin");
 
-		print "</span>";
+        print "</span>";
 
-		print "&nbsp;"; // tiny layout hack
+        print "&nbsp;"; // tiny layout hack
 
-		print "</section>";
+        print "</section>";
 
-		print "<footer>";
+        print "<footer>";
 
-		print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit' onclick=\"return dijit.byId('filterNewActionDlg').execute()\">".
-			($action ? __("Save action") : __('Add action'))."</button> ";
+        print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit' onclick=\"return dijit.byId('filterNewActionDlg').execute()\">".
+            ($action ? __("Save action") : __('Add action'))."</button> ";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterNewActionDlg').hide()\">".
-			__('Cancel')."</button>";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('filterNewActionDlg').hide()\">".
+            __('Cancel')."</button>";
 
-		print "</footer>";
+        print "</footer>";
 
-		print "</form>";
-	}
+        print "</form>";
+    }
 
-	private function getFilterName($id) {
+    private function getFilterName($id) {
 
-		$sth = $this->pdo->prepare(
-			"SELECT title,match_any_rule,f.inverse AS inverse,COUNT(DISTINCT r.id) AS num_rules,COUNT(DISTINCT a.id) AS num_actions
+        $sth = $this->pdo->prepare(
+            "SELECT title,match_any_rule,f.inverse AS inverse,COUNT(DISTINCT r.id) AS num_rules,COUNT(DISTINCT a.id) AS num_actions
 				FROM ttrss_filters2 AS f LEFT JOIN ttrss_filters2_rules AS r
 					ON (r.filter_id = f.id)
 						LEFT JOIN ttrss_filters2_actions AS a
 							ON (a.filter_id = f.id) WHERE f.id = ? GROUP BY f.title, f.match_any_rule, f.inverse");
-		$sth->execute([$id]);
+        $sth->execute([$id]);
 
-		if ($row = $sth->fetch()) {
+        if ($row = $sth->fetch()) {
 
-			$title = $row["title"];
-			$num_rules = $row["num_rules"];
-			$num_actions = $row["num_actions"];
-			$match_any_rule = $row["match_any_rule"];
-			$inverse = $row["inverse"];
+            $title = $row["title"];
+            $num_rules = $row["num_rules"];
+            $num_actions = $row["num_actions"];
+            $match_any_rule = $row["match_any_rule"];
+            $inverse = $row["inverse"];
 
-			if (!$title) $title = __("[No caption]");
+            if (!$title) $title = __("[No caption]");
 
-			$title = sprintf(_ngettext("%s (%d rule)", "%s (%d rules)", (int) $num_rules), $title, $num_rules);
+            $title = sprintf(_ngettext("%s (%d rule)", "%s (%d rules)", (int) $num_rules), $title, $num_rules);
 
-			$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
+            $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
 				WHERE filter_id = ? ORDER BY id LIMIT 1");
-			$sth->execute([$id]);
+            $sth->execute([$id]);
 
-			$actions = "";
+            $actions = "";
 
-			if ($line = $sth->fetch()) {
-				$actions = $this->getActionName($line);
+            if ($line = $sth->fetch()) {
+                $actions = $this->getActionName($line);
 
-				$num_actions -= 1;
-			}
+                $num_actions -= 1;
+            }
 
-			if ($match_any_rule) $title .= " (" . __("matches any rule") . ")";
-			if ($inverse) $title .= " (" . __("inverse") . ")";
+            if ($match_any_rule) $title .= " (" . __("matches any rule") . ")";
+            if ($inverse) $title .= " (" . __("inverse") . ")";
 
-			if ($num_actions > 0)
-				$actions = sprintf(_ngettext("%s (+%d action)", "%s (+%d actions)", (int) $num_actions), $actions, $num_actions);
+            if ($num_actions > 0)
+                $actions = sprintf(_ngettext("%s (+%d action)", "%s (+%d actions)", (int) $num_actions), $actions, $num_actions);
 
-			return [$title, $actions];
-		}
+            return [$title, $actions];
+        }
 
-		return [];
-	}
+        return [];
+    }
 
-	public function join() {
-		$ids = explode(",", clean($_REQUEST["ids"]));
+    public function join() {
+        $ids = explode(",", clean($_REQUEST["ids"]));
 
-		if (count($ids) > 1) {
-			$base_id = array_shift($ids);
-			$ids_qmarks = arr_qmarks($ids);
+        if (count($ids) > 1) {
+            $base_id = array_shift($ids);
+            $ids_qmarks = arr_qmarks($ids);
 
-			$this->pdo->beginTransaction();
+            $this->pdo->beginTransaction();
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2_rules
+            $sth = $this->pdo->prepare("UPDATE ttrss_filters2_rules
 				SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
-			$sth->execute(array_merge([$base_id], $ids));
+            $sth->execute(array_merge([$base_id], $ids));
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2_actions
+            $sth = $this->pdo->prepare("UPDATE ttrss_filters2_actions
 				SET filter_id = ? WHERE filter_id IN ($ids_qmarks)");
-			$sth->execute(array_merge([$base_id], $ids));
+            $sth->execute(array_merge([$base_id], $ids));
 
-			$sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)");
-			$sth->execute($ids);
+            $sth = $this->pdo->prepare("DELETE FROM ttrss_filters2 WHERE id IN ($ids_qmarks)");
+            $sth->execute($ids);
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = ?");
-			$sth->execute([$base_id]);
+            $sth = $this->pdo->prepare("UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = ?");
+            $sth->execute([$base_id]);
 
-			$this->pdo->commit();
+            $this->pdo->commit();
 
-			$this->optimizeFilter($base_id);
+            $this->optimizeFilter($base_id);
 
-		}
-	}
+        }
+    }
 
-	private function optimizeFilter($id) {
+    private function optimizeFilter($id) {
 
-		$this->pdo->beginTransaction();
+        $this->pdo->beginTransaction();
 
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
+        $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_actions
 			WHERE filter_id = ?");
-		$sth->execute([$id]);
+        $sth->execute([$id]);
 
-		$tmp = array();
-		$dupe_ids = array();
+        $tmp = array();
+        $dupe_ids = array();
 
-		while ($line = $sth->fetch()) {
-			$id = $line["id"];
-			unset($line["id"]);
+        while ($line = $sth->fetch()) {
+            $id = $line["id"];
+            unset($line["id"]);
 
-			if (array_search($line, $tmp) === false) {
-				array_push($tmp, $line);
-			} else {
-				array_push($dupe_ids, $id);
-			}
-		}
+            if (array_search($line, $tmp) === false) {
+                array_push($tmp, $line);
+            } else {
+                array_push($dupe_ids, $id);
+            }
+        }
 
-		if (count($dupe_ids) > 0) {
-			$ids_str = join(",", $dupe_ids);
+        if (count($dupe_ids) > 0) {
+            $ids_str = join(",", $dupe_ids);
 
-			$this->pdo->query("DELETE FROM ttrss_filters2_actions WHERE id IN ($ids_str)");
-		}
+            $this->pdo->query("DELETE FROM ttrss_filters2_actions WHERE id IN ($ids_str)");
+        }
 
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
+        $sth = $this->pdo->prepare("SELECT * FROM ttrss_filters2_rules
 			WHERE filter_id = ?");
-		$sth->execute([$id]);
+        $sth->execute([$id]);
 
-		$tmp = array();
-		$dupe_ids = array();
+        $tmp = array();
+        $dupe_ids = array();
 
-		while ($line = $sth->fetch()) {
-			$id = $line["id"];
-			unset($line["id"]);
+        while ($line = $sth->fetch()) {
+            $id = $line["id"];
+            unset($line["id"]);
 
-			if (array_search($line, $tmp) === false) {
-				array_push($tmp, $line);
-			} else {
-				array_push($dupe_ids, $id);
-			}
-		}
+            if (array_search($line, $tmp) === false) {
+                array_push($tmp, $line);
+            } else {
+                array_push($dupe_ids, $id);
+            }
+        }
 
-		if (count($dupe_ids) > 0) {
-			$ids_str = join(",", $dupe_ids);
+        if (count($dupe_ids) > 0) {
+            $ids_str = join(",", $dupe_ids);
 
-			$this->pdo->query("DELETE FROM ttrss_filters2_rules WHERE id IN ($ids_str)");
-		}
+            $this->pdo->query("DELETE FROM ttrss_filters2_rules WHERE id IN ($ids_str)");
+        }
 
-		$this->pdo->commit();
-	}
+        $this->pdo->commit();
+    }
 }

classes/pref/prefs.php

Indentation +839 added lines, -839 removed lines

@@ -2,278 +2,278 @@ 
 
 class Pref_Prefs extends Handler_Protected {
 
-	private $pref_help = [];
-	private $pref_item_map = [];
-	private $pref_blacklist = [];
-	private $profile_blacklist = [];
-
-	public function csrf_ignore($method) {
-		$csrf_ignored = array("index", "updateself", "customizecss", "editprefprofiles");
-
-		return array_search($method, $csrf_ignored) !== false;
-	}
-
-	public function __construct($args) {
-		parent::__construct($args);
-
-		$this->pref_item_map = [
-			__('General') => [
-				'USER_LANGUAGE',
-				'USER_TIMEZONE',
-				'BLOCK_SEPARATOR',
-				'USER_CSS_THEME',
-				'BLOCK_SEPARATOR',
-				'ENABLE_API_ACCESS',
-			],
-			__('Feeds') => [
-				'DEFAULT_UPDATE_INTERVAL',
-				'FRESH_ARTICLE_MAX_AGE',
-				'DEFAULT_SEARCH_LANGUAGE',
-				'BLOCK_SEPARATOR',
-				'ENABLE_FEED_CATS',
-				'BLOCK_SEPARATOR',
-				'CONFIRM_FEED_CATCHUP',
-				'ON_CATCHUP_SHOW_NEXT_FEED',
-				'BLOCK_SEPARATOR',
-				'HIDE_READ_FEEDS',
-				'HIDE_READ_SHOWS_SPECIAL',
-			],
-			__('Articles') => [
-				'PURGE_OLD_DAYS',
-				'PURGE_UNREAD_ARTICLES',
-				'BLOCK_SEPARATOR',
-				'COMBINED_DISPLAY_MODE',
-				'CDM_EXPANDED',
-				'BLOCK_SEPARATOR',
-				'CDM_AUTO_CATCHUP',
-				'VFEED_GROUP_BY_FEED',
-				'BLOCK_SEPARATOR',
-				'SHOW_CONTENT_PREVIEW',
-				'STRIP_IMAGES',
-			],
-			__('Digest') => [
-				'DIGEST_ENABLE',
-				'DIGEST_CATCHUP',
-				'DIGEST_PREFERRED_TIME',
-			],
-			__('Advanced') => [
-				'BLACKLISTED_TAGS',
-				'BLOCK_SEPARATOR',
-				'LONG_DATE_FORMAT',
-				'SHORT_DATE_FORMAT',
-				'BLOCK_SEPARATOR',
-				'SSL_CERT_SERIAL',
-			]
-		];
-
-		$this->pref_help = [
-			"ALLOW_DUPLICATE_POSTS" => array(__("Allow duplicate articles"), ""),
-			"BLACKLISTED_TAGS" => array(__("Blacklisted tags"), __("Never apply these tags automatically (comma-separated list).")),
-			"DEFAULT_SEARCH_LANGUAGE" => array(__("Default language"), __("Used for full-text search")),
-			"CDM_AUTO_CATCHUP" => array(__("Mark read on scroll"), __("Mark articles as read as you scroll past them")),
-			"CDM_EXPANDED" => array(__("Always expand articles")),
-			"COMBINED_DISPLAY_MODE" => array(__("Combined mode"), __("Show flat list of articles instead of separate panels")),
-			"CONFIRM_FEED_CATCHUP" => array(__("Confirm marking feeds as read")),
-			"DEFAULT_ARTICLE_LIMIT" => array(__("Amount of articles to display at once")),
-			"DEFAULT_UPDATE_INTERVAL" => array(__("Default update interval")),
-			"DIGEST_CATCHUP" => array(__("Mark sent articles as read")),
-			"DIGEST_ENABLE" => array(__("Enable digest"), __("Send daily digest of new (and unread) headlines to your e-mail address")),
-			"DIGEST_PREFERRED_TIME" => array(__("Try to send around this time"), __("Time in UTC")),
-			"ENABLE_API_ACCESS" => array(__("Enable API"), __("Allows accessing this account through the API")),
-			"ENABLE_FEED_CATS" => array(__("Enable categories")),
-			"FEEDS_SORT_BY_UNREAD" => array(__("Sort feeds by unread articles count"), ""),
-			"FRESH_ARTICLE_MAX_AGE" => array(__("Maximum age of fresh articles"), "<strong>" . __("hours") . "</strong>"),
-			"HIDE_READ_FEEDS" => array(__("Hide read feeds")),
-			"HIDE_READ_SHOWS_SPECIAL" => array(__("Always show special feeds"), __("While hiding read feeds")),
-			"LONG_DATE_FORMAT" => array(__("Long date format"), __("Syntax is identical to PHP <a href='http://php.net/manual/function.date.php'>date()</a> function.")),
-			"ON_CATCHUP_SHOW_NEXT_FEED" => array(__("Automatically show next feed"), __("After marking one as read")),
-			"PURGE_OLD_DAYS" => array(__("Purge articles older than"), __("<strong>days</strong> (0 disables)")),
-			"PURGE_UNREAD_ARTICLES" => array(__("Purge unread articles")),
-			"REVERSE_HEADLINES" => array(__("Reverse headline order (oldest first)")),
-			"SHORT_DATE_FORMAT" => array(__("Short date format")),
-			"SHOW_CONTENT_PREVIEW" => array(__("Show content preview in headlines")),
-			"SORT_HEADLINES_BY_FEED_DATE" => array(__("Sort headlines by feed date"), __("Use feed-specified date to sort headlines instead of local import date.")),
-			"SSL_CERT_SERIAL" => array(__("SSL client certificate")),
-			"STRIP_IMAGES" => array(__("Do not embed media")),
-			"STRIP_UNSAFE_TAGS" => array(__("Strip unsafe tags from articles"), __("Strip all but most common HTML tags when reading articles.")),
-			"USER_STYLESHEET" => array(__("Customize stylesheet")),
-			"USER_TIMEZONE" => array(__("Time zone")),
-			"VFEED_GROUP_BY_FEED" => array(__("Group by feed"), __("Group multiple-feed output by originating feed")),
-			"USER_LANGUAGE" => array(__("Language")),
-			"USER_CSS_THEME" => array(__("Theme"))
-		];
-
-		$this->pref_blacklist = ["ALLOW_DUPLICATE_POSTS", "STRIP_UNSAFE_TAGS", "REVERSE_HEADLINES",
-			"SORT_HEADLINES_BY_FEED_DATE", "DEFAULT_ARTICLE_LIMIT",
-			"FEEDS_SORT_BY_UNREAD", "USER_STYLESHEET"];
-
-		/* "FEEDS_SORT_BY_UNREAD", "HIDE_READ_FEEDS", "REVERSE_HEADLINES" */
-
-		$this->profile_blacklist = ["ALLOW_DUPLICATE_POSTS", "PURGE_OLD_DAYS",
-			"PURGE_UNREAD_ARTICLES", "DIGEST_ENABLE", "DIGEST_CATCHUP",
-			"BLACKLISTED_TAGS", "ENABLE_API_ACCESS", "UPDATE_POST_ON_CHECKSUM_CHANGE",
-			"DEFAULT_UPDATE_INTERVAL", "USER_TIMEZONE", "SORT_HEADLINES_BY_FEED_DATE",
-			"SSL_CERT_SERIAL", "DIGEST_PREFERRED_TIME"];
-	}
-
-	public function changepassword() {
-
-		if (defined('_TTRSS_DEMO_INSTANCE')) {
-			print "ERROR: ".format_error("Disabled in demo version.");
-			return;
-		}
-
-		$old_pw = clean($_POST["old_password"]);
-		$new_pw = clean($_POST["new_password"]);
-		$con_pw = clean($_POST["confirm_password"]);
-
-		if ($old_pw == $new_pw) {
-			print "ERROR: ".format_error("New password must be different from the old one.");
-			return;
-		}
-
-		if ($old_pw == "") {
-			print "ERROR: ".format_error("Old password cannot be blank.");
-			return;
-		}
-
-		if ($new_pw == "") {
-			print "ERROR: ".format_error("New password cannot be blank.");
-			return;
-		}
-
-		if ($new_pw != $con_pw) {
-			print "ERROR: ".format_error("Entered passwords do not match.");
-			return;
-		}
-
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-
-		if (method_exists($authenticator, "change_password")) {
-			print format_notice($authenticator->change_password($_SESSION["uid"], $old_pw, $new_pw));
-		} else {
-			print "ERROR: ".format_error("Function not supported by authentication module.");
-		}
-	}
-
-	public function saveconfig() {
-		$boolean_prefs = explode(",", clean($_POST["boolean_prefs"]));
-
-		foreach ($boolean_prefs as $pref) {
-			if (!isset($_POST[$pref])) $_POST[$pref] = 'false';
-		}
-
-		$need_reload = false;
-
-		foreach (array_keys($_POST) as $pref_name) {
-
-			$value = $_POST[$pref_name];
-
-			switch ($pref_name) {
-				case 'DIGEST_PREFERRED_TIME':
-					if (get_pref('DIGEST_PREFERRED_TIME') != $value) {
-
-						$sth = $this->pdo->prepare("UPDATE ttrss_users SET
+    private $pref_help = [];
+    private $pref_item_map = [];
+    private $pref_blacklist = [];
+    private $profile_blacklist = [];
+
+    public function csrf_ignore($method) {
+        $csrf_ignored = array("index", "updateself", "customizecss", "editprefprofiles");
+
+        return array_search($method, $csrf_ignored) !== false;
+    }
+
+    public function __construct($args) {
+        parent::__construct($args);
+
+        $this->pref_item_map = [
+            __('General') => [
+                'USER_LANGUAGE',
+                'USER_TIMEZONE',
+                'BLOCK_SEPARATOR',
+                'USER_CSS_THEME',
+                'BLOCK_SEPARATOR',
+                'ENABLE_API_ACCESS',
+            ],
+            __('Feeds') => [
+                'DEFAULT_UPDATE_INTERVAL',
+                'FRESH_ARTICLE_MAX_AGE',
+                'DEFAULT_SEARCH_LANGUAGE',
+                'BLOCK_SEPARATOR',
+                'ENABLE_FEED_CATS',
+                'BLOCK_SEPARATOR',
+                'CONFIRM_FEED_CATCHUP',
+                'ON_CATCHUP_SHOW_NEXT_FEED',
+                'BLOCK_SEPARATOR',
+                'HIDE_READ_FEEDS',
+                'HIDE_READ_SHOWS_SPECIAL',
+            ],
+            __('Articles') => [
+                'PURGE_OLD_DAYS',
+                'PURGE_UNREAD_ARTICLES',
+                'BLOCK_SEPARATOR',
+                'COMBINED_DISPLAY_MODE',
+                'CDM_EXPANDED',
+                'BLOCK_SEPARATOR',
+                'CDM_AUTO_CATCHUP',
+                'VFEED_GROUP_BY_FEED',
+                'BLOCK_SEPARATOR',
+                'SHOW_CONTENT_PREVIEW',
+                'STRIP_IMAGES',
+            ],
+            __('Digest') => [
+                'DIGEST_ENABLE',
+                'DIGEST_CATCHUP',
+                'DIGEST_PREFERRED_TIME',
+            ],
+            __('Advanced') => [
+                'BLACKLISTED_TAGS',
+                'BLOCK_SEPARATOR',
+                'LONG_DATE_FORMAT',
+                'SHORT_DATE_FORMAT',
+                'BLOCK_SEPARATOR',
+                'SSL_CERT_SERIAL',
+            ]
+        ];
+
+        $this->pref_help = [
+            "ALLOW_DUPLICATE_POSTS" => array(__("Allow duplicate articles"), ""),
+            "BLACKLISTED_TAGS" => array(__("Blacklisted tags"), __("Never apply these tags automatically (comma-separated list).")),
+            "DEFAULT_SEARCH_LANGUAGE" => array(__("Default language"), __("Used for full-text search")),
+            "CDM_AUTO_CATCHUP" => array(__("Mark read on scroll"), __("Mark articles as read as you scroll past them")),
+            "CDM_EXPANDED" => array(__("Always expand articles")),
+            "COMBINED_DISPLAY_MODE" => array(__("Combined mode"), __("Show flat list of articles instead of separate panels")),
+            "CONFIRM_FEED_CATCHUP" => array(__("Confirm marking feeds as read")),
+            "DEFAULT_ARTICLE_LIMIT" => array(__("Amount of articles to display at once")),
+            "DEFAULT_UPDATE_INTERVAL" => array(__("Default update interval")),
+            "DIGEST_CATCHUP" => array(__("Mark sent articles as read")),
+            "DIGEST_ENABLE" => array(__("Enable digest"), __("Send daily digest of new (and unread) headlines to your e-mail address")),
+            "DIGEST_PREFERRED_TIME" => array(__("Try to send around this time"), __("Time in UTC")),
+            "ENABLE_API_ACCESS" => array(__("Enable API"), __("Allows accessing this account through the API")),
+            "ENABLE_FEED_CATS" => array(__("Enable categories")),
+            "FEEDS_SORT_BY_UNREAD" => array(__("Sort feeds by unread articles count"), ""),
+            "FRESH_ARTICLE_MAX_AGE" => array(__("Maximum age of fresh articles"), "<strong>" . __("hours") . "</strong>"),
+            "HIDE_READ_FEEDS" => array(__("Hide read feeds")),
+            "HIDE_READ_SHOWS_SPECIAL" => array(__("Always show special feeds"), __("While hiding read feeds")),
+            "LONG_DATE_FORMAT" => array(__("Long date format"), __("Syntax is identical to PHP <a href='http://php.net/manual/function.date.php'>date()</a> function.")),
+            "ON_CATCHUP_SHOW_NEXT_FEED" => array(__("Automatically show next feed"), __("After marking one as read")),
+            "PURGE_OLD_DAYS" => array(__("Purge articles older than"), __("<strong>days</strong> (0 disables)")),
+            "PURGE_UNREAD_ARTICLES" => array(__("Purge unread articles")),
+            "REVERSE_HEADLINES" => array(__("Reverse headline order (oldest first)")),
+            "SHORT_DATE_FORMAT" => array(__("Short date format")),
+            "SHOW_CONTENT_PREVIEW" => array(__("Show content preview in headlines")),
+            "SORT_HEADLINES_BY_FEED_DATE" => array(__("Sort headlines by feed date"), __("Use feed-specified date to sort headlines instead of local import date.")),
+            "SSL_CERT_SERIAL" => array(__("SSL client certificate")),
+            "STRIP_IMAGES" => array(__("Do not embed media")),
+            "STRIP_UNSAFE_TAGS" => array(__("Strip unsafe tags from articles"), __("Strip all but most common HTML tags when reading articles.")),
+            "USER_STYLESHEET" => array(__("Customize stylesheet")),
+            "USER_TIMEZONE" => array(__("Time zone")),
+            "VFEED_GROUP_BY_FEED" => array(__("Group by feed"), __("Group multiple-feed output by originating feed")),
+            "USER_LANGUAGE" => array(__("Language")),
+            "USER_CSS_THEME" => array(__("Theme"))
+        ];
+
+        $this->pref_blacklist = ["ALLOW_DUPLICATE_POSTS", "STRIP_UNSAFE_TAGS", "REVERSE_HEADLINES",
+            "SORT_HEADLINES_BY_FEED_DATE", "DEFAULT_ARTICLE_LIMIT",
+            "FEEDS_SORT_BY_UNREAD", "USER_STYLESHEET"];
+
+        /* "FEEDS_SORT_BY_UNREAD", "HIDE_READ_FEEDS", "REVERSE_HEADLINES" */
+
+        $this->profile_blacklist = ["ALLOW_DUPLICATE_POSTS", "PURGE_OLD_DAYS",
+            "PURGE_UNREAD_ARTICLES", "DIGEST_ENABLE", "DIGEST_CATCHUP",
+            "BLACKLISTED_TAGS", "ENABLE_API_ACCESS", "UPDATE_POST_ON_CHECKSUM_CHANGE",
+            "DEFAULT_UPDATE_INTERVAL", "USER_TIMEZONE", "SORT_HEADLINES_BY_FEED_DATE",
+            "SSL_CERT_SERIAL", "DIGEST_PREFERRED_TIME"];
+    }
+
+    public function changepassword() {
+
+        if (defined('_TTRSS_DEMO_INSTANCE')) {
+            print "ERROR: ".format_error("Disabled in demo version.");
+            return;
+        }
+
+        $old_pw = clean($_POST["old_password"]);
+        $new_pw = clean($_POST["new_password"]);
+        $con_pw = clean($_POST["confirm_password"]);
+
+        if ($old_pw == $new_pw) {
+            print "ERROR: ".format_error("New password must be different from the old one.");
+            return;
+        }
+
+        if ($old_pw == "") {
+            print "ERROR: ".format_error("Old password cannot be blank.");
+            return;
+        }
+
+        if ($new_pw == "") {
+            print "ERROR: ".format_error("New password cannot be blank.");
+            return;
+        }
+
+        if ($new_pw != $con_pw) {
+            print "ERROR: ".format_error("Entered passwords do not match.");
+            return;
+        }
+
+        $authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
+
+        if (method_exists($authenticator, "change_password")) {
+            print format_notice($authenticator->change_password($_SESSION["uid"], $old_pw, $new_pw));
+        } else {
+            print "ERROR: ".format_error("Function not supported by authentication module.");
+        }
+    }
+
+    public function saveconfig() {
+        $boolean_prefs = explode(",", clean($_POST["boolean_prefs"]));
+
+        foreach ($boolean_prefs as $pref) {
+            if (!isset($_POST[$pref])) $_POST[$pref] = 'false';
+        }
+
+        $need_reload = false;
+
+        foreach (array_keys($_POST) as $pref_name) {
+
+            $value = $_POST[$pref_name];
+
+            switch ($pref_name) {
+                case 'DIGEST_PREFERRED_TIME':
+                    if (get_pref('DIGEST_PREFERRED_TIME') != $value) {
+
+                        $sth = $this->pdo->prepare("UPDATE ttrss_users SET
 						last_digest_sent = NULL WHERE id = ?");
-						$sth->execute([$_SESSION['uid']]);
+                        $sth->execute([$_SESSION['uid']]);
 
-					}
-					break;
-				case 'USER_LANGUAGE':
-					if (!$need_reload) $need_reload = $_SESSION["language"] != $value;
-					break;
-
-				case 'USER_CSS_THEME':
-					if (!$need_reload) $need_reload = get_pref($pref_name) != $value;
-					break;
-			}
+                    }
+                    break;
+                case 'USER_LANGUAGE':
+                    if (!$need_reload) $need_reload = $_SESSION["language"] != $value;
+                    break;
 
-			set_pref($pref_name, $value);
-		}
+                case 'USER_CSS_THEME':
+                    if (!$need_reload) $need_reload = get_pref($pref_name) != $value;
+                    break;
+            }
 
-		if ($need_reload) {
-			print "PREFS_NEED_RELOAD";
-		} else {
-			print __("The configuration was saved.");
-		}
-	}
+            set_pref($pref_name, $value);
+        }
 
-	public function changeemail() {
+        if ($need_reload) {
+            print "PREFS_NEED_RELOAD";
+        } else {
+            print __("The configuration was saved.");
+        }
+    }
 
-		$email = clean($_POST["email"]);
-		$full_name = clean($_POST["full_name"]);
-		$active_uid = $_SESSION["uid"];
+    public function changeemail() {
 
-		$sth = $this->pdo->prepare("SELECT email, login, full_name FROM ttrss_users WHERE id = ?");
-		$sth->execute([$active_uid]);
+        $email = clean($_POST["email"]);
+        $full_name = clean($_POST["full_name"]);
+        $active_uid = $_SESSION["uid"];
 
-		if ($row = $sth->fetch()) {
-			$old_email = $row["email"];
+        $sth = $this->pdo->prepare("SELECT email, login, full_name FROM ttrss_users WHERE id = ?");
+        $sth->execute([$active_uid]);
 
-			if ($old_email != $email) {
-				$mailer = new Mailer();
+        if ($row = $sth->fetch()) {
+            $old_email = $row["email"];
 
-				require_once "lib/MiniTemplator.class.php";
+            if ($old_email != $email) {
+                $mailer = new Mailer();
 
-				$tpl = new MiniTemplator;
+                require_once "lib/MiniTemplator.class.php";
 
-				$tpl->readTemplateFromFile("templates/mail_change_template.txt");
+                $tpl = new MiniTemplator;
 
-				$tpl->setVariable('LOGIN', $row["login"]);
-				$tpl->setVariable('NEWMAIL', $email);
-				$tpl->setVariable('TTRSS_HOST', SELF_URL_PATH);
+                $tpl->readTemplateFromFile("templates/mail_change_template.txt");
 
-				$tpl->addBlock('message');
+                $tpl->setVariable('LOGIN', $row["login"]);
+                $tpl->setVariable('NEWMAIL', $email);
+                $tpl->setVariable('TTRSS_HOST', SELF_URL_PATH);
 
-				$tpl->generateOutputToString($message);
+                $tpl->addBlock('message');
 
-				$mailer->mail(["to_name" => $row["login"],
-					"to_address" => $row["email"],
-					"subject" => "[tt-rss] Mail address change notification",
-					"message" => $message]);
+                $tpl->generateOutputToString($message);
 
-			}
-		}
+                $mailer->mail(["to_name" => $row["login"],
+                    "to_address" => $row["email"],
+                    "subject" => "[tt-rss] Mail address change notification",
+                    "message" => $message]);
+
+            }
+        }
 
-		$sth = $this->pdo->prepare("UPDATE ttrss_users SET email = ?,
+        $sth = $this->pdo->prepare("UPDATE ttrss_users SET email = ?,
 			full_name = ? WHERE id = ?");
-		$sth->execute([$email, $full_name, $active_uid]);
+        $sth->execute([$email, $full_name, $active_uid]);
 
-		print __("Your personal data has been saved.");
+        print __("Your personal data has been saved.");
 
-		return;
-	}
+        return;
+    }
 
-	public function resetconfig() {
+    public function resetconfig() {
 
-		$_SESSION["prefs_op_result"] = "reset-to-defaults";
+        $_SESSION["prefs_op_result"] = "reset-to-defaults";
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_user_prefs
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_user_prefs
 			WHERE (profile = :profile OR (:profile IS NULL AND profile IS NULL))
 				AND owner_uid = :uid");
-		$sth->execute([":profile" => $_SESSION['profile'], ":uid" => $_SESSION['uid']]);
+        $sth->execute([":profile" => $_SESSION['profile'], ":uid" => $_SESSION['uid']]);
 
-		initialize_user_prefs($_SESSION["uid"], $_SESSION["profile"]);
+        initialize_user_prefs($_SESSION["uid"], $_SESSION["profile"]);
 
-		echo __("Your preferences are now set to default values.");
-	}
+        echo __("Your preferences are now set to default values.");
+    }
 
-	public function index() {
+    public function index() {
 
-		global $access_level_names;
+        global $access_level_names;
 
-		$_SESSION["prefs_op_result"] = "";
+        $_SESSION["prefs_op_result"] = "";
 
-		print "<div dojoType='dijit.layout.AccordionContainer' region='center'>";
-		print "<div dojoType='dijit.layout.AccordionPane'
+        print "<div dojoType='dijit.layout.AccordionContainer' region='center'>";
+        print "<div dojoType='dijit.layout.AccordionPane'
 			title=\"<i class='material-icons'>person</i> ".__('Personal data / Authentication')."\">";
 
-		print "<div dojoType='dijit.layout.TabContainer'>";
-		print "<div dojoType='dijit.layout.ContentPane' title=\"".__('Personal data')."\">";
+        print "<div dojoType='dijit.layout.TabContainer'>";
+        print "<div dojoType='dijit.layout.ContentPane' title=\"".__('Personal data')."\">";
 
-		print "<form dojoType='dijit.form.Form' id='changeUserdataForm'>";
+        print "<form dojoType='dijit.form.Form' id='changeUserdataForm'>";
 
-		print "<script type='dojo/method' event='onSubmit' args='evt'>
+        print "<script type='dojo/method' event='onSubmit' args='evt'>
 		evt.preventDefault();
 		if (this.validate()) {
 			Notify.progress('Saving data...', true);
@@ -287,61 +287,61 @@ 
 		}
 		</script>";
 
-		$sth = $this->pdo->prepare("SELECT email,full_name,otp_enabled,
+        $sth = $this->pdo->prepare("SELECT email,full_name,otp_enabled,
 			access_level FROM ttrss_users
 			WHERE id = ?");
-		$sth->execute([$_SESSION["uid"]]);
-		$row = $sth->fetch();
-
-		$email = htmlspecialchars($row["email"]);
-		$full_name = htmlspecialchars($row["full_name"]);
-		$otp_enabled = sql_bool_to_bool($row["otp_enabled"]);
-
-		print "<fieldset>";
-		print "<label>".__('Full name:')."</label>";
-		print "<input dojoType='dijit.form.ValidationTextBox' name='full_name' required='1' value='$full_name'>";
-		print "</fieldset>";
-
-		print "<fieldset>";
-		print "<label>".__('E-mail:')."</label>";
-		print "<input dojoType='dijit.form.ValidationTextBox' name='email' required='1' value='$email'>";
-		print "</fieldset>";
-
-		if (!SINGLE_USER_MODE && !$_SESSION["hide_hello"]) {
-
-			$access_level = $row["access_level"];
-			print "<fieldset>";
-			print "<label>".__('Access level:')."</label>";
-			print $access_level_names[$access_level];
-			print "</fieldset>";
-		}
+        $sth->execute([$_SESSION["uid"]]);
+        $row = $sth->fetch();
 
-		print_hidden("op", "pref-prefs");
-		print_hidden("method", "changeemail");
+        $email = htmlspecialchars($row["email"]);
+        $full_name = htmlspecialchars($row["full_name"]);
+        $otp_enabled = sql_bool_to_bool($row["otp_enabled"]);
 
-		print "<hr/>";
+        print "<fieldset>";
+        print "<label>".__('Full name:')."</label>";
+        print "<input dojoType='dijit.form.ValidationTextBox' name='full_name' required='1' value='$full_name'>";
+        print "</fieldset>";
 
-		print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
-			__("Save data")."</button>";
+        print "<fieldset>";
+        print "<label>".__('E-mail:')."</label>";
+        print "<input dojoType='dijit.form.ValidationTextBox' name='email' required='1' value='$email'>";
+        print "</fieldset>";
 
-		print "</form>";
+        if (!SINGLE_USER_MODE && !$_SESSION["hide_hello"]) {
 
-		print "</div>"; # content pane
-		print "<div dojoType='dijit.layout.ContentPane' title=\"".__('Password')."\">";
+            $access_level = $row["access_level"];
+            print "<fieldset>";
+            print "<label>".__('Access level:')."</label>";
+            print $access_level_names[$access_level];
+            print "</fieldset>";
+        }
 
-		if ($_SESSION["auth_module"]) {
-			$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
-		} else {
-			$authenticator = false;
-		}
+        print_hidden("op", "pref-prefs");
+        print_hidden("method", "changeemail");
 
-		if ($authenticator && method_exists($authenticator, "change_password")) {
+        print "<hr/>";
 
-			print "<div style='display : none' id='pwd_change_infobox'></div>";
+        print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
+            __("Save data")."</button>";
 
-			print "<form dojoType='dijit.form.Form'>";
+        print "</form>";
 
-			print "<script type='dojo/method' event='onSubmit' args='evt'>
+        print "</div>"; # content pane
+        print "<div dojoType='dijit.layout.ContentPane' title=\"".__('Password')."\">";
+
+        if ($_SESSION["auth_module"]) {
+            $authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
+        } else {
+            $authenticator = false;
+        }
+
+        if ($authenticator && method_exists($authenticator, "change_password")) {
+
+            print "<div style='display : none' id='pwd_change_infobox'></div>";
+
+            print "<form dojoType='dijit.form.Form'>";
+
+            print "<script type='dojo/method' event='onSubmit' args='evt'>
 			evt.preventDefault();
 			if (this.validate()) {
 				Notify.progress('Changing password...', true);
@@ -370,71 +370,71 @@ 
 			}
 			</script>";
 
-			if ($otp_enabled) {
-				print_notice(__("Changing your current password will disable OTP."));
-			}
+            if ($otp_enabled) {
+                print_notice(__("Changing your current password will disable OTP."));
+            }
 
-			print "<fieldset>";
-			print "<label>".__("Old password:")."</label>";
-			print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='old_password'>";
-			print "</fieldset>";
+            print "<fieldset>";
+            print "<label>".__("Old password:")."</label>";
+            print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='old_password'>";
+            print "</fieldset>";
 
-			print "<fieldset>";
-			print "<label>".__("New password:")."</label>";
-			print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='new_password'>";
-			print "</fieldset>";
+            print "<fieldset>";
+            print "<label>".__("New password:")."</label>";
+            print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='new_password'>";
+            print "</fieldset>";
 
-			print "<fieldset>";
-			print "<label>".__("Confirm password:")."</label>";
-			print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='confirm_password'>";
-			print "</fieldset>";
+            print "<fieldset>";
+            print "<label>".__("Confirm password:")."</label>";
+            print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='confirm_password'>";
+            print "</fieldset>";
 
-			print_hidden("op", "pref-prefs");
-			print_hidden("method", "changepassword");
+            print_hidden("op", "pref-prefs");
+            print_hidden("method", "changepassword");
 
-			print "<hr/>";
+            print "<hr/>";
 
-			print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
-				__("Change password")."</button>";
+            print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
+                __("Change password")."</button>";
 
-			print "</form>";
+            print "</form>";
 
-			print "</div>"; # content pane
+            print "</div>"; # content pane
 
-			if ($_SESSION["auth_module"] == "auth_internal") {
+            if ($_SESSION["auth_module"] == "auth_internal") {
 
-				print "<div dojoType='dijit.layout.ContentPane' title=\"" . __('App passwords') . "\">";
+                print "<div dojoType='dijit.layout.ContentPane' title=\"" . __('App passwords') . "\">";
 
-				print_notice("You can create separate passwords for API clients. Using one is required if you enable OTP.");
+                print_notice("You can create separate passwords for API clients. Using one is required if you enable OTP.");
 
-				print "<div id='app_passwords_holder'>";
-				$this->appPasswordList();
-				print "</div>";
+                print "<div id='app_passwords_holder'>";
+                $this->appPasswordList();
+                print "</div>";
 
-				print "<hr>";
+                print "<hr>";
 
-				print "<button style='float : left' class='alt-primary' dojoType='dijit.form.Button'
+                print "<button style='float : left' class='alt-primary' dojoType='dijit.form.Button'
 					onclick=\"Helpers.AppPasswords.generate()\">" .
-					__('Generate new password') . "</button> ";
+                    __('Generate new password') . "</button> ";
 
-				print "<button style='float : left' class='alt-danger' dojoType='dijit.form.Button'
+                print "<button style='float : left' class='alt-danger' dojoType='dijit.form.Button'
 					onclick=\"Helpers.AppPasswords.removeSelected()\">" .
-					__('Remove selected passwords') . "</button>";
+                    __('Remove selected passwords') . "</button>";
 
-				print "</div>"; # content pane
-			}
+                print "</div>"; # content pane
+            }
 
-			print "<div dojoType='dijit.layout.ContentPane' title=\"".__('One time passwords / Authenticator')."\">";
+            print "<div dojoType='dijit.layout.ContentPane' title=\"".__('One time passwords / Authenticator')."\">";
 
-			if ($_SESSION["auth_module"] == "auth_internal") {
+            if ($_SESSION["auth_module"] == "auth_internal") {
 
-				if ($otp_enabled) {
+                if ($otp_enabled) {
 
-					print_warning("One time passwords are currently enabled. Enter your current password below to disable.");
+                    print_warning("One time passwords are currently enabled. Enter your current password below to disable.");
 
-					print "<form dojoType='dijit.form.Form'>";
+                    print "<form dojoType='dijit.form.Form'>";
 
-					print "<script type='dojo/method' event='onSubmit' args='evt'>
+                    print "<script type='dojo/method' event='onSubmit' args='evt'>
 					evt.preventDefault();
 					if (this.validate()) {
 						Notify.progress('Disabling OTP', true);
@@ -453,49 +453,49 @@ 
 					}
 					</script>";
 
-					print "<fieldset>";
-					print "<label>".__("Your password:")."</label>";
-					print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='password'>";
-					print "</fieldset>";
+                    print "<fieldset>";
+                    print "<label>".__("Your password:")."</label>";
+                    print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1' name='password'>";
+                    print "</fieldset>";
 
-					print_hidden("op", "pref-prefs");
-					print_hidden("method", "otpdisable");
+                    print_hidden("op", "pref-prefs");
+                    print_hidden("method", "otpdisable");
 
-					print "<hr/>";
+                    print "<hr/>";
 
-					print "<button dojoType='dijit.form.Button' type='submit'>".
-						__("Disable OTP")."</button>";
+                    print "<button dojoType='dijit.form.Button' type='submit'>".
+                        __("Disable OTP")."</button>";
 
-					print "</form>";
+                    print "</form>";
 
-				} else {
+                } else {
 
-					print_warning("You will need a compatible Authenticator to use this. Changing your password would automatically disable OTP.");
-					print_notice("You will need to generate app passwords for the API clients if you enable OTP.");
+                    print_warning("You will need a compatible Authenticator to use this. Changing your password would automatically disable OTP.");
+                    print_notice("You will need to generate app passwords for the API clients if you enable OTP.");
 
-					if (function_exists("imagecreatefromstring")) {
-						print "<h3>" . __("Scan the following code by the Authenticator application or copy the key manually") . "</h3>";
+                    if (function_exists("imagecreatefromstring")) {
+                        print "<h3>" . __("Scan the following code by the Authenticator application or copy the key manually") . "</h3>";
 
-						$csrf_token = $_SESSION["csrf_token"];
-						print "<img alt='otp qr-code' src='backend.php?op=pref-prefs&method=otpqrcode&csrf_token=$csrf_token'>";
-					} else {
-						print_error("PHP GD functions are required to generate QR codes.");
-						print "<h3>" . __("Use the following OTP key with a compatible Authenticator application") . "</h3>";
-					}
+                        $csrf_token = $_SESSION["csrf_token"];
+                        print "<img alt='otp qr-code' src='backend.php?op=pref-prefs&method=otpqrcode&csrf_token=$csrf_token'>";
+                    } else {
+                        print_error("PHP GD functions are required to generate QR codes.");
+                        print "<h3>" . __("Use the following OTP key with a compatible Authenticator application") . "</h3>";
+                    }
 
-					print "<form dojoType='dijit.form.Form' id='changeOtpForm'>";
+                    print "<form dojoType='dijit.form.Form' id='changeOtpForm'>";
 
-					$otp_secret = $this->otpsecret();
+                    $otp_secret = $this->otpsecret();
 
-					print "<fieldset>";
-					print "<label>".__("OTP Key:")."</label>";
-					print "<input dojoType='dijit.form.ValidationTextBox' disabled='disabled' value='$otp_secret' size='32'>";
-					print "</fieldset>";
+                    print "<fieldset>";
+                    print "<label>".__("OTP Key:")."</label>";
+                    print "<input dojoType='dijit.form.ValidationTextBox' disabled='disabled' value='$otp_secret' size='32'>";
+                    print "</fieldset>";
 
-					print_hidden("op", "pref-prefs");
-					print_hidden("method", "otpenable");
+                    print_hidden("op", "pref-prefs");
+                    print_hidden("method", "otpenable");
 
-					print "<script type='dojo/method' event='onSubmit' args='evt'>
+                    print "<script type='dojo/method' event='onSubmit' args='evt'>
 					evt.preventDefault();
 					if (this.validate()) {
 						Notify.progress('Saving data...', true);
@@ -514,43 +514,43 @@ 
 					}
 					</script>";
 
-					print "<fieldset>";
-					print "<label>".__("Your password:")."</label>";
-					print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1'
+                    print "<fieldset>";
+                    print "<label>".__("Your password:")."</label>";
+                    print "<input dojoType='dijit.form.ValidationTextBox' type='password' required='1'
 						name='password'>";
-					print "</fieldset>";
+                    print "</fieldset>";
 
-					print "<fieldset>";
-					print "<label>".__("One time password:")."</label>";
-					print "<input dojoType='dijit.form.ValidationTextBox' autocomplete='off'
+                    print "<fieldset>";
+                    print "<label>".__("One time password:")."</label>";
+                    print "<input dojoType='dijit.form.ValidationTextBox' autocomplete='off'
 						required='1' name='otp'>";
-					print "</fieldset>";
+                    print "</fieldset>";
 
-					print "<hr/>";
-					print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
-						__("Enable OTP")."</button>";
+                    print "<hr/>";
+                    print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".
+                        __("Enable OTP")."</button>";
 
-					print "</form>";
+                    print "</form>";
 
-				}
-			}
+                }
+            }
 
-			print "</div>"; # content pane
-			print "</div>"; # tab container
+            print "</div>"; # content pane
+            print "</div>"; # tab container
 
-		}
+        }
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
-			"hook_prefs_tab_section", "prefPrefsAuth");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
+            "hook_prefs_tab_section", "prefPrefsAuth");
 
-		print "</div>"; #pane
+        print "</div>"; #pane
 
-		print "<div dojoType='dijit.layout.AccordionPane' selected='true'
+        print "<div dojoType='dijit.layout.AccordionPane' selected='true'
 			title=\"<i class='material-icons'>settings</i> ".__('Preferences')."\">";
 
-		print "<form dojoType='dijit.form.Form' id='changeSettingsForm'>";
+        print "<form dojoType='dijit.form.Form' id='changeSettingsForm'>";
 
-		print "<script type='dojo/method' event='onSubmit' args='evt, quit'>
+        print "<script type='dojo/method' event='onSubmit' args='evt, quit'>
 		if (evt) evt.preventDefault();
 		if (this.validate()) {
 			console.log(dojo.objectToQuery(this.getValues()));
@@ -572,23 +572,23 @@ 
 		}
 		</script>";
 
-		print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
+        print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
 
-		print '<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">';
+        print '<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">';
 
-		$profile = $_SESSION["profile"];
+        $profile = $_SESSION["profile"];
 
-		if ($profile) {
-			print_notice(__("Some preferences are only available in default profile."));
+        if ($profile) {
+            print_notice(__("Some preferences are only available in default profile."));
 
-			initialize_user_prefs($_SESSION["uid"], $profile);
-		} else {
-			initialize_user_prefs($_SESSION["uid"]);
-		}
+            initialize_user_prefs($_SESSION["uid"], $profile);
+        } else {
+            initialize_user_prefs($_SESSION["uid"]);
+        }
 
-		$prefs_available = [];
+        $prefs_available = [];
 
-		$sth = $this->pdo->prepare("SELECT DISTINCT
+        $sth = $this->pdo->prepare("SELECT DISTINCT
 			ttrss_user_prefs.pref_name,value,type_name,
 			ttrss_prefs_sections.order_id,
 			def_value,section_id
@@ -599,230 +599,230 @@ 
 				ttrss_user_prefs.pref_name = ttrss_prefs.pref_name AND
 				owner_uid = :uid
 			ORDER BY ttrss_prefs_sections.order_id,pref_name");
-		$sth->execute([":uid" => $_SESSION['uid'], ":profile" => $profile]);
+        $sth->execute([":uid" => $_SESSION['uid'], ":profile" => $profile]);
 
-		$listed_boolean_prefs = [];
+        $listed_boolean_prefs = [];
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			if (in_array($line["pref_name"], $this->pref_blacklist)) {
-				continue;
-			}
+            if (in_array($line["pref_name"], $this->pref_blacklist)) {
+                continue;
+            }
 
-			if ($profile && in_array($line["pref_name"], $this->profile_blacklist)) {
-				continue;
-			}
+            if ($profile && in_array($line["pref_name"], $this->profile_blacklist)) {
+                continue;
+            }
 
-			$pref_name = $line["pref_name"];
-			$short_desc = $this->getShortDesc($pref_name);
+            $pref_name = $line["pref_name"];
+            $short_desc = $this->getShortDesc($pref_name);
 
-			if (!$short_desc)
-				continue;
+            if (!$short_desc)
+                continue;
 
-			$prefs_available[$pref_name] = [
-				'type_name' => $line["type_name"],
-				'value' => $line['value'],
-				'help_text' => $this->getHelpText($pref_name),
-				'short_desc' => $short_desc
-			];
-		}
+            $prefs_available[$pref_name] = [
+                'type_name' => $line["type_name"],
+                'value' => $line['value'],
+                'help_text' => $this->getHelpText($pref_name),
+                'short_desc' => $short_desc
+            ];
+        }
 
-		foreach (array_keys($this->pref_item_map) as $section) {
+        foreach (array_keys($this->pref_item_map) as $section) {
 
-			print "<h2>$section</h2>";
+            print "<h2>$section</h2>";
 
-			foreach ($this->pref_item_map[$section] as $pref_name) {
+            foreach ($this->pref_item_map[$section] as $pref_name) {
 
-				if ($pref_name == 'BLOCK_SEPARATOR' && !$profile) {
-					print "<hr/>";
-					continue;
-				}
+                if ($pref_name == 'BLOCK_SEPARATOR' && !$profile) {
+                    print "<hr/>";
+                    continue;
+                }
 
-				if ($pref_name == "DEFAULT_SEARCH_LANGUAGE" && DB_TYPE != "pgsql") {
-					continue;
-				}
+                if ($pref_name == "DEFAULT_SEARCH_LANGUAGE" && DB_TYPE != "pgsql") {
+                    continue;
+                }
 
-				if ($item = $prefs_available[$pref_name]) {
+                if ($item = $prefs_available[$pref_name]) {
 
-					print "<fieldset class='prefs'>";
+                    print "<fieldset class='prefs'>";
 
-					print "<label for='CB_$pref_name'>";
-					print $item['short_desc'] . ":";
-					print "</label>";
+                    print "<label for='CB_$pref_name'>";
+                    print $item['short_desc'] . ":";
+                    print "</label>";
 
-					$value = $item['value'];
-					$type_name = $item['type_name'];
+                    $value = $item['value'];
+                    $type_name = $item['type_name'];
 
-					if ($pref_name == "USER_LANGUAGE") {
-						print_select_hash($pref_name, $value, get_translations(),
-							"style='width : 220px; margin : 0px' dojoType='fox.form.Select'");
+                    if ($pref_name == "USER_LANGUAGE") {
+                        print_select_hash($pref_name, $value, get_translations(),
+                            "style='width : 220px; margin : 0px' dojoType='fox.form.Select'");
 
-					} else if ($pref_name == "USER_TIMEZONE") {
+                    } else if ($pref_name == "USER_TIMEZONE") {
 
-						$timezones = explode("\n", file_get_contents("lib/timezones.txt"));
+                        $timezones = explode("\n", file_get_contents("lib/timezones.txt"));
 
-						print_select($pref_name, $value, $timezones, 'dojoType="dijit.form.FilteringSelect"');
-					} else if ($pref_name == "USER_CSS_THEME") {
+                        print_select($pref_name, $value, $timezones, 'dojoType="dijit.form.FilteringSelect"');
+                    } else if ($pref_name == "USER_CSS_THEME") {
 
-						$themes = array_merge(glob("themes/*.php"), glob("themes/*.css"), glob("themes.local/*.css"));
-						$themes = array_map("basename", $themes);
-						$themes = array_filter($themes, "theme_exists");
-						asort($themes);
+                        $themes = array_merge(glob("themes/*.php"), glob("themes/*.css"), glob("themes.local/*.css"));
+                        $themes = array_map("basename", $themes);
+                        $themes = array_filter($themes, "theme_exists");
+                        asort($themes);
 
-						if (!theme_exists($value)) $value = "default.php";
+                        if (!theme_exists($value)) $value = "default.php";
 
-						print "<select name='$pref_name' id='$pref_name' dojoType='fox.form.Select'>";
+                        print "<select name='$pref_name' id='$pref_name' dojoType='fox.form.Select'>";
 
-						$issel = $value == "default.php" ? "selected='selected'" : "";
-						print "<option $issel value='default.php'>".__("default")."</option>";
+                        $issel = $value == "default.php" ? "selected='selected'" : "";
+                        print "<option $issel value='default.php'>".__("default")."</option>";
 
-						foreach ($themes as $theme) {
-							$issel = $value == $theme ? "selected='selected'" : "";
-							print "<option $issel value='$theme'>$theme</option>";
-						}
+                        foreach ($themes as $theme) {
+                            $issel = $value == $theme ? "selected='selected'" : "";
+                            print "<option $issel value='$theme'>$theme</option>";
+                        }
 
-						print "</select>";
+                        print "</select>";
 
-						print " <button dojoType=\"dijit.form.Button\" class='alt-info'
+                        print " <button dojoType=\"dijit.form.Button\" class='alt-info'
 							onclick=\"Helpers.customizeCSS()\">" . __('Customize') . "</button>";
 
-						print " <button dojoType='dijit.form.Button' onclick='window.open(\"https://tt-rss.org/wiki/Themes\")'>
+                        print " <button dojoType='dijit.form.Button' onclick='window.open(\"https://tt-rss.org/wiki/Themes\")'>
 							<i class='material-icons'>open_in_new</i> ".__("More themes...")."</button>";
 
-					} else if ($pref_name == "DEFAULT_UPDATE_INTERVAL") {
+                    } else if ($pref_name == "DEFAULT_UPDATE_INTERVAL") {
 
-						global $update_intervals_nodefault;
+                        global $update_intervals_nodefault;
 
-						print_select_hash($pref_name, $value, $update_intervals_nodefault,
-							'dojoType="fox.form.Select"');
-					} else if ($pref_name == "DEFAULT_SEARCH_LANGUAGE") {
+                        print_select_hash($pref_name, $value, $update_intervals_nodefault,
+                            'dojoType="fox.form.Select"');
+                    } else if ($pref_name == "DEFAULT_SEARCH_LANGUAGE") {
 
-						print_select($pref_name, $value, Pref_Feeds::get_ts_languages(),
-							'dojoType="fox.form.Select"');
+                        print_select($pref_name, $value, Pref_Feeds::get_ts_languages(),
+                            'dojoType="fox.form.Select"');
 
-					} else if ($type_name == "bool") {
+                    } else if ($type_name == "bool") {
 
-						array_push($listed_boolean_prefs, $pref_name);
+                        array_push($listed_boolean_prefs, $pref_name);
 
-						$checked = ($value == "true") ? "checked=\"checked\"" : "";
+                        $checked = ($value == "true") ? "checked=\"checked\"" : "";
 
-						if ($pref_name == "PURGE_UNREAD_ARTICLES" && FORCE_ARTICLE_PURGE != 0) {
-							$disabled = "disabled=\"1\"";
-							$checked = "checked=\"checked\"";
-						} else {
-							$disabled = "";
-						}
+                        if ($pref_name == "PURGE_UNREAD_ARTICLES" && FORCE_ARTICLE_PURGE != 0) {
+                            $disabled = "disabled=\"1\"";
+                            $checked = "checked=\"checked\"";
+                        } else {
+                            $disabled = "";
+                        }
 
-						print "<input type='checkbox' name='$pref_name' $checked $disabled
+                        print "<input type='checkbox' name='$pref_name' $checked $disabled
 							dojoType='dijit.form.CheckBox' id='CB_$pref_name' value='1'>";
 
-					} else if (array_search($pref_name, array('FRESH_ARTICLE_MAX_AGE',
-							'PURGE_OLD_DAYS', 'LONG_DATE_FORMAT', 'SHORT_DATE_FORMAT')) !== false) {
+                    } else if (array_search($pref_name, array('FRESH_ARTICLE_MAX_AGE',
+                            'PURGE_OLD_DAYS', 'LONG_DATE_FORMAT', 'SHORT_DATE_FORMAT')) !== false) {
 
-						$regexp = ($type_name == 'integer') ? 'regexp="^\d*$"' : '';
+                        $regexp = ($type_name == 'integer') ? 'regexp="^\d*$"' : '';
 
-						if ($pref_name == "PURGE_OLD_DAYS" && FORCE_ARTICLE_PURGE != 0) {
-							$disabled = "disabled='1'";
-							$value = FORCE_ARTICLE_PURGE;
-						} else {
-							$disabled = "";
-						}
+                        if ($pref_name == "PURGE_OLD_DAYS" && FORCE_ARTICLE_PURGE != 0) {
+                            $disabled = "disabled='1'";
+                            $value = FORCE_ARTICLE_PURGE;
+                        } else {
+                            $disabled = "";
+                        }
 
-						if ($type_name == 'integer')
-							print "<input dojoType=\"dijit.form.NumberSpinner\"
+                        if ($type_name == 'integer')
+                            print "<input dojoType=\"dijit.form.NumberSpinner\"
 								required='1' $disabled
 								name=\"$pref_name\" value=\"$value\">";
-						else
-							print "<input dojoType=\"dijit.form.TextBox\"
+                        else
+                            print "<input dojoType=\"dijit.form.TextBox\"
 								required='1' $regexp $disabled
 								name=\"$pref_name\" value=\"$value\">";
 
-					} else if ($pref_name == "SSL_CERT_SERIAL") {
+                    } else if ($pref_name == "SSL_CERT_SERIAL") {
 
-						print "<input dojoType='dijit.form.ValidationTextBox'
+                        print "<input dojoType='dijit.form.ValidationTextBox'
 							id='SSL_CERT_SERIAL' readonly='1'
 							name=\"$pref_name\" value=\"$value\">";
 
-						$cert_serial = htmlspecialchars(get_ssl_certificate_id());
-						$has_serial = ($cert_serial) ? "false" : "true";
+                        $cert_serial = htmlspecialchars(get_ssl_certificate_id());
+                        $has_serial = ($cert_serial) ? "false" : "true";
 
-						print "<button dojoType='dijit.form.Button' disabled='$has_serial'
+                        print "<button dojoType='dijit.form.Button' disabled='$has_serial'
 							onclick=\"dijit.byId('SSL_CERT_SERIAL').attr('value', '$cert_serial')\">" .
-							__('Register') . "</button>";
+                            __('Register') . "</button>";
 
-						print "<button dojoType='dijit.form.Button' class='alt-danger'
+                        print "<button dojoType='dijit.form.Button' class='alt-danger'
 							onclick=\"dijit.byId('SSL_CERT_SERIAL').attr('value', '')\">" .
-							__('Clear') . "</button>";
+                            __('Clear') . "</button>";
 
-						print "<button dojoType='dijit.form.Button' class='alt-info'
+                        print "<button dojoType='dijit.form.Button' class='alt-info'
 							onclick='window.open(\"https://tt-rss.org/wiki/SSL%20Certificate%20Authentication\")'>
 							<i class='material-icons'>help</i> ".__("More info...")."</button>";
 
-					} else if ($pref_name == 'DIGEST_PREFERRED_TIME') {
-						print "<input dojoType=\"dijit.form.ValidationTextBox\"
+                    } else if ($pref_name == 'DIGEST_PREFERRED_TIME') {
+                        print "<input dojoType=\"dijit.form.ValidationTextBox\"
 							id=\"$pref_name\" regexp=\"[012]?\d:\d\d\" placeHolder=\"12:00\"
 							name=\"$pref_name\" value=\"$value\">";
 
-						$item['help_text'] .= ". " . T_sprintf("Current server time: %s", date("H:i"));
-					} else {
-						$regexp = ($type_name == 'integer') ? 'regexp="^\d*$"' : '';
+                        $item['help_text'] .= ". " . T_sprintf("Current server time: %s", date("H:i"));
+                    } else {
+                        $regexp = ($type_name == 'integer') ? 'regexp="^\d*$"' : '';
 
-						print "<input dojoType=\"dijit.form.ValidationTextBox\" $regexp name=\"$pref_name\" value=\"$value\">";
-					}
+                        print "<input dojoType=\"dijit.form.ValidationTextBox\" $regexp name=\"$pref_name\" value=\"$value\">";
+                    }
 
-					if ($item['help_text'])
-						print "<div class='help-text text-muted'><label for='CB_$pref_name'>".$item['help_text']."</label></div>";
+                    if ($item['help_text'])
+                        print "<div class='help-text text-muted'><label for='CB_$pref_name'>".$item['help_text']."</label></div>";
 
-					print "</fieldset>";
-				}
-			}
-		}
+                    print "</fieldset>";
+                }
+            }
+        }
 
-		$listed_boolean_prefs = htmlspecialchars(join(",", $listed_boolean_prefs));
+        $listed_boolean_prefs = htmlspecialchars(join(",", $listed_boolean_prefs));
 
-		print_hidden("boolean_prefs", "$listed_boolean_prefs");
+        print_hidden("boolean_prefs", "$listed_boolean_prefs");
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
-			"hook_prefs_tab_section", "prefPrefsPrefsInside");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
+            "hook_prefs_tab_section", "prefPrefsPrefsInside");
 
-		print '</div>'; # inside pane
-		print '<div dojoType="dijit.layout.ContentPane" region="bottom">';
+        print '</div>'; # inside pane
+        print '<div dojoType="dijit.layout.ContentPane" region="bottom">';
 
-		print_hidden("op", "pref-prefs");
-		print_hidden("method", "saveconfig");
+        print_hidden("op", "pref-prefs");
+        print_hidden("method", "saveconfig");
 
-		print "<div dojoType=\"fox.form.ComboButton\" type=\"submit\" class=\"alt-primary\">
+        print "<div dojoType=\"fox.form.ComboButton\" type=\"submit\" class=\"alt-primary\">
 			<span>".__('Save configuration')."</span>
 			<div dojoType=\"dijit.DropDownMenu\">
 				<div dojoType=\"dijit.MenuItem\"
 					onclick=\"dijit.byId('changeSettingsForm').onSubmit(null, true)\">".
-				__("Save and exit preferences")."</div>
+                __("Save and exit preferences")."</div>
 			</div>
 			</div>";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"return Helpers.editProfiles()\">".
-			__('Manage profiles')."</button> ";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"return Helpers.editProfiles()\">".
+            __('Manage profiles')."</button> ";
 
-		print "<button dojoType=\"dijit.form.Button\" class=\"alt-danger\" onclick=\"return Helpers.confirmReset()\">".
-			__('Reset to defaults')."</button>";
+        print "<button dojoType=\"dijit.form.Button\" class=\"alt-danger\" onclick=\"return Helpers.confirmReset()\">".
+            __('Reset to defaults')."</button>";
 
-		print "&nbsp;";
+        print "&nbsp;";
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
-			"hook_prefs_tab_section", "prefPrefsPrefsOutside");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
+            "hook_prefs_tab_section", "prefPrefsPrefsOutside");
 
-		print "</form>";
-		print '</div>'; # inner pane
-		print '</div>'; # border container
+        print "</form>";
+        print '</div>'; # inner pane
+        print '</div>'; # border container
 
-		print "</div>"; #pane
+        print "</div>"; #pane
 
-		print "<div dojoType=\"dijit.layout.AccordionPane\"
+        print "<div dojoType=\"dijit.layout.AccordionPane\"
 			title=\"<i class='material-icons'>extension</i> ".__('Plugins')."\">";
 
-		print "<form dojoType=\"dijit.form.Form\" id=\"changePluginsForm\">";
+        print "<form dojoType=\"dijit.form.Form\" id=\"changePluginsForm\">";
 
-		print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\">
+        print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\">
 		evt.preventDefault();
 		if (this.validate()) {
 			Notify.progress('Saving data...', true);
@@ -839,383 +839,383 @@ 
 		}
 		</script>";
 
-		print_hidden("op", "pref-prefs");
-		print_hidden("method", "setplugins");
+        print_hidden("op", "pref-prefs");
+        print_hidden("method", "setplugins");
 
-		print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
-		print '<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">';
+        print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
+        print '<div dojoType="dijit.layout.ContentPane" region="center" style="overflow-y : auto">';
 
-		if (ini_get("open_basedir") && function_exists("curl_init") && !defined("NO_CURL")) {
-			print_warning("Your PHP configuration has open_basedir restrictions enabled. Some plugins relying on CURL for functionality may not work correctly.");
-		}
+        if (ini_get("open_basedir") && function_exists("curl_init") && !defined("NO_CURL")) {
+            print_warning("Your PHP configuration has open_basedir restrictions enabled. Some plugins relying on CURL for functionality may not work correctly.");
+        }
 
-		$feed_handler_whitelist = [ "Af_Comics" ];
+        $feed_handler_whitelist = [ "Af_Comics" ];
 
-		$feed_handlers = array_merge(
-			PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_FETCHED),
-			PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_PARSED),
-			PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FETCH_FEED));
+        $feed_handlers = array_merge(
+            PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_FETCHED),
+            PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FEED_PARSED),
+            PluginHost::getInstance()->get_hooks(PluginHost::HOOK_FETCH_FEED));
 
-		$feed_handlers = array_filter($feed_handlers, function($plugin) use ($feed_handler_whitelist) {
-			return in_array(get_class($plugin), $feed_handler_whitelist) === false; });
+        $feed_handlers = array_filter($feed_handlers, function($plugin) use ($feed_handler_whitelist) {
+            return in_array(get_class($plugin), $feed_handler_whitelist) === false; });
 
-		if (count($feed_handlers) > 0) {
-			print_error(
-				T_sprintf("The following plugins use per-feed content hooks. This may cause excessive data usage and origin server load resulting in a ban of your instance: <b>%s</b>" ,
-					implode(", ", array_map(function($plugin) { return get_class($plugin); }, $feed_handlers))
-				) . " (<a href='https://tt-rss.org/wiki/FeedHandlerPlugins' target='_blank'>".__("More info...")."</a>)"
-			);
-		}
+        if (count($feed_handlers) > 0) {
+            print_error(
+                T_sprintf("The following plugins use per-feed content hooks. This may cause excessive data usage and origin server load resulting in a ban of your instance: <b>%s</b>" ,
+                    implode(", ", array_map(function($plugin) { return get_class($plugin); }, $feed_handlers))
+                ) . " (<a href='https://tt-rss.org/wiki/FeedHandlerPlugins' target='_blank'>".__("More info...")."</a>)"
+            );
+        }
 
-		print "<h2>".__("System plugins")."</h2>";
-		print_notice("System plugins are enabled in <strong>config.php</strong> for all users.");
+        print "<h2>".__("System plugins")."</h2>";
+        print_notice("System plugins are enabled in <strong>config.php</strong> for all users.");
 
-		$system_enabled = array_map("trim", explode(",", PLUGINS));
-		$user_enabled = array_map("trim", explode(",", get_pref("_ENABLED_PLUGINS")));
+        $system_enabled = array_map("trim", explode(",", PLUGINS));
+        $user_enabled = array_map("trim", explode(",", get_pref("_ENABLED_PLUGINS")));
 
-		$tmppluginhost = new PluginHost();
-		$tmppluginhost->load_all($tmppluginhost::KIND_ALL, $_SESSION["uid"], true);
-		$tmppluginhost->load_data();
+        $tmppluginhost = new PluginHost();
+        $tmppluginhost->load_all($tmppluginhost::KIND_ALL, $_SESSION["uid"], true);
+        $tmppluginhost->load_data();
 
-		foreach ($tmppluginhost->get_plugins() as $name => $plugin) {
-			$about = $plugin->about();
+        foreach ($tmppluginhost->get_plugins() as $name => $plugin) {
+            $about = $plugin->about();
 
-			if ($about[3]) {
-				if (in_array($name, $system_enabled)) {
-					$checked = "checked='1'";
-				} else {
-					$checked = "";
-				}
+            if ($about[3]) {
+                if (in_array($name, $system_enabled)) {
+                    $checked = "checked='1'";
+                } else {
+                    $checked = "";
+                }
 
-				print "<fieldset class='prefs plugin'>
+                print "<fieldset class='prefs plugin'>
 					<label>$name:</label>
 					<label class='checkbox description text-muted' id='PLABEL-$name'>
 						<input disabled='1'
 							dojoType='dijit.form.CheckBox' $checked type='checkbox'>
 						".htmlspecialchars($about[1]). "</label>";
 
-					if (@$about[4]) {
-						print "<button dojoType='dijit.form.Button' class='alt-info'
+                    if (@$about[4]) {
+                        print "<button dojoType='dijit.form.Button' class='alt-info'
 							onclick='window.open(\"".htmlspecialchars($about[4])."\")'>
 								<i class='material-icons'>open_in_new</i> ".__("More info...")."</button>";
-					}
+                    }
 
-					print "<div dojoType='dijit.Tooltip' connectId='PLABEL-$name' position='after'>".
-						htmlspecialchars(T_sprintf("v%.2f, by %s", $about[0], $about[2])).
-						"</div>";
+                    print "<div dojoType='dijit.Tooltip' connectId='PLABEL-$name' position='after'>".
+                        htmlspecialchars(T_sprintf("v%.2f, by %s", $about[0], $about[2])).
+                        "</div>";
 
-				print "</fieldset>";
+                print "</fieldset>";
 
-			}
-		}
+            }
+        }
 
-		print "<h2>".__("User plugins")."</h2>";
+        print "<h2>".__("User plugins")."</h2>";
 
-		foreach ($tmppluginhost->get_plugins() as $name => $plugin) {
-			$about = $plugin->about();
+        foreach ($tmppluginhost->get_plugins() as $name => $plugin) {
+            $about = $plugin->about();
 
-			if (!$about[3]) {
+            if (!$about[3]) {
 
-				$checked = "";
-				$disabled = "";
+                $checked = "";
+                $disabled = "";
 
-				if (in_array($name, $system_enabled)) {
-					$checked = "checked='1'";
-					$disabled = "disabled='1'";
-				} else if (in_array($name, $user_enabled)) {
-					$checked = "checked='1'";
-				}
+                if (in_array($name, $system_enabled)) {
+                    $checked = "checked='1'";
+                    $disabled = "disabled='1'";
+                } else if (in_array($name, $user_enabled)) {
+                    $checked = "checked='1'";
+                }
 
-				print "<fieldset class='prefs plugin'>
+                print "<fieldset class='prefs plugin'>
 					<label>$name:</label>
 					<label class='checkbox description text-muted' id='PLABEL-$name'>
 						<input name='plugins[]' value='$name' dojoType='dijit.form.CheckBox' $checked $disabled type='checkbox'>
 						".htmlspecialchars($about[1])."</label>";
 
-				if (count($tmppluginhost->get_all($plugin)) > 0) {
-					if (in_array($name, $system_enabled) || in_array($name, $user_enabled)) {
-						print " <button dojoType='dijit.form.Button'
+                if (count($tmppluginhost->get_all($plugin)) > 0) {
+                    if (in_array($name, $system_enabled) || in_array($name, $user_enabled)) {
+                        print " <button dojoType='dijit.form.Button'
 							onclick=\"Helpers.clearPluginData('$name')\">
 								<i class='material-icons'>clear</i> ".__("Clear data")."</button>";
-					}
-				}
+                    }
+                }
 
-				if (@$about[4]) {
-					print " <button dojoType='dijit.form.Button' class='alt-info'
+                if (@$about[4]) {
+                    print " <button dojoType='dijit.form.Button' class='alt-info'
 							onclick='window.open(\"".htmlspecialchars($about[4])."\")'>
 								<i class='material-icons'>open_in_new</i> ".__("More info...")."</button>";
-				}
+                }
 
-				print "<div dojoType='dijit.Tooltip' connectId='PLABEL-$name' position='after'>".
-					htmlspecialchars(T_sprintf("v%.2f, by %s", $about[0], $about[2])).
-					"</div>";
+                print "<div dojoType='dijit.Tooltip' connectId='PLABEL-$name' position='after'>".
+                    htmlspecialchars(T_sprintf("v%.2f, by %s", $about[0], $about[2])).
+                    "</div>";
 
-				print "</fieldset>";
-			}
-		}
+                print "</fieldset>";
+            }
+        }
 
-		print "</div>"; #content-pane
-		print '<div dojoType="dijit.layout.ContentPane" region="bottom">';
+        print "</div>"; #content-pane
+        print '<div dojoType="dijit.layout.ContentPane" region="bottom">';
 
-		print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/Plugins\")'>
+        print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/Plugins\")'>
 			<i class='material-icons'>help</i> ".__("More info...")."</button>";
 
-		print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit'>".
-			__("Enable selected plugins")."</button>";
-		print "</div>"; #pane
+        print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit'>".
+            __("Enable selected plugins")."</button>";
+        print "</div>"; #pane
 
-		print "</div>"; #pane
-		print "</div>"; #border-container
+        print "</div>"; #pane
+        print "</div>"; #border-container
 
-		print "</form>";
+        print "</form>";
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
-			"hook_prefs_tab", "prefPrefs");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
+            "hook_prefs_tab", "prefPrefs");
 
-		print "</div>"; #container
+        print "</div>"; #container
 
-	}
+    }
 
-	public function toggleAdvanced() {
-		$_SESSION["prefs_show_advanced"] = !$_SESSION["prefs_show_advanced"];
-	}
+    public function toggleAdvanced() {
+        $_SESSION["prefs_show_advanced"] = !$_SESSION["prefs_show_advanced"];
+    }
 
-	public function otpsecret() {
-		$sth = $this->pdo->prepare("SELECT salt, otp_enabled
+    public function otpsecret() {
+        $sth = $this->pdo->prepare("SELECT salt, otp_enabled
 			FROM ttrss_users
 			WHERE id = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			$otp_enabled = sql_bool_to_bool($row["otp_enabled"]);
+        if ($row = $sth->fetch()) {
+            $otp_enabled = sql_bool_to_bool($row["otp_enabled"]);
 
-			if (!$otp_enabled) {
-				$base32 = new \OTPHP\Base32();
-				$secret = $base32->encode(mb_substr(sha1($row["salt"]), 0, 12), false);
+            if (!$otp_enabled) {
+                $base32 = new \OTPHP\Base32();
+                $secret = $base32->encode(mb_substr(sha1($row["salt"]), 0, 12), false);
 
-				return $secret;
-			}
-		}
+                return $secret;
+            }
+        }
 
-		return false;
-	}
+        return false;
+    }
 
-	public function otpqrcode() {
-		require_once "lib/phpqrcode/phpqrcode.php";
+    public function otpqrcode() {
+        require_once "lib/phpqrcode/phpqrcode.php";
 
-		$sth = $this->pdo->prepare("SELECT login
+        $sth = $this->pdo->prepare("SELECT login
 			FROM ttrss_users
 			WHERE id = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			$secret = $this->otpsecret();
-			$login = $row['login'];
+        if ($row = $sth->fetch()) {
+            $secret = $this->otpsecret();
+            $login = $row['login'];
 
-			if ($secret) {
-				QRcode::png("otpauth://totp/".urlencode($login).
-					"?secret=$secret&issuer=".urlencode("Tiny Tiny RSS"));
-			}
-		}
-	}
+            if ($secret) {
+                QRcode::png("otpauth://totp/".urlencode($login).
+                    "?secret=$secret&issuer=".urlencode("Tiny Tiny RSS"));
+            }
+        }
+    }
 
-	public function otpenable() {
+    public function otpenable() {
 
-		$password = clean($_REQUEST["password"]);
-		$otp = clean($_REQUEST["otp"]);
+        $password = clean($_REQUEST["password"]);
+        $otp = clean($_REQUEST["otp"]);
 
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
+        $authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
 
-		if ($authenticator->check_password($_SESSION["uid"], $password)) {
+        if ($authenticator->check_password($_SESSION["uid"], $password)) {
 
-			$secret = $this->otpsecret();
+            $secret = $this->otpsecret();
 
-			if ($secret) {
-				$topt = new \OTPHP\TOTP($secret);
-				$otp_check = $topt->now();
+            if ($secret) {
+                $topt = new \OTPHP\TOTP($secret);
+                $otp_check = $topt->now();
 
-				if ($otp == $otp_check) {
-					$sth = $this->pdo->prepare("UPDATE ttrss_users SET otp_enabled = true WHERE id = ?");
+                if ($otp == $otp_check) {
+                    $sth = $this->pdo->prepare("UPDATE ttrss_users SET otp_enabled = true WHERE id = ?");
 
-					$sth->execute([$_SESSION['uid']]);
+                    $sth->execute([$_SESSION['uid']]);
 
-					print "OK";
-				} else {
-					print "ERROR:".__("Incorrect one time password");
-				}
-			}
+                    print "OK";
+                } else {
+                    print "ERROR:".__("Incorrect one time password");
+                }
+            }
 
-		} else {
-			print "ERROR:".__("Incorrect password");
-		}
+        } else {
+            print "ERROR:".__("Incorrect password");
+        }
 
-	}
+    }
 
-	public static function isdefaultpassword() {
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
+    public static function isdefaultpassword() {
+        $authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
 
-		if ($authenticator &&
+        if ($authenticator &&
                 method_exists($authenticator, "check_password") &&
                 $authenticator->check_password($_SESSION["uid"], "password")) {
 
-			return true;
-		}
+            return true;
+        }
 
-		return false;
-	}
+        return false;
+    }
 
-	public function otpdisable() {
-		$password = clean($_REQUEST["password"]);
+    public function otpdisable() {
+        $password = clean($_REQUEST["password"]);
 
-		$authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
+        $authenticator = PluginHost::getInstance()->get_plugin($_SESSION["auth_module"]);
 
-		if ($authenticator->check_password($_SESSION["uid"], $password)) {
+        if ($authenticator->check_password($_SESSION["uid"], $password)) {
 
-			$sth = $this->pdo->prepare("SELECT email, login FROM ttrss_users WHERE id = ?");
-			$sth->execute([$_SESSION['uid']]);
+            $sth = $this->pdo->prepare("SELECT email, login FROM ttrss_users WHERE id = ?");
+            $sth->execute([$_SESSION['uid']]);
 
-			if ($row = $sth->fetch()) {
-				$mailer = new Mailer();
+            if ($row = $sth->fetch()) {
+                $mailer = new Mailer();
 
-				require_once "lib/MiniTemplator.class.php";
+                require_once "lib/MiniTemplator.class.php";
 
-				$tpl = new MiniTemplator;
+                $tpl = new MiniTemplator;
 
-				$tpl->readTemplateFromFile("templates/otp_disabled_template.txt");
+                $tpl->readTemplateFromFile("templates/otp_disabled_template.txt");
 
-				$tpl->setVariable('LOGIN', $row["login"]);
-				$tpl->setVariable('TTRSS_HOST', SELF_URL_PATH);
+                $tpl->setVariable('LOGIN', $row["login"]);
+                $tpl->setVariable('TTRSS_HOST', SELF_URL_PATH);
 
-				$tpl->addBlock('message');
+                $tpl->addBlock('message');
 
-				$tpl->generateOutputToString($message);
+                $tpl->generateOutputToString($message);
 
-				$mailer->mail(["to_name" => $row["login"],
-					"to_address" => $row["email"],
-					"subject" => "[tt-rss] OTP change notification",
-					"message" => $message]);
-			}
+                $mailer->mail(["to_name" => $row["login"],
+                    "to_address" => $row["email"],
+                    "subject" => "[tt-rss] OTP change notification",
+                    "message" => $message]);
+            }
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_users SET otp_enabled = false WHERE
+            $sth = $this->pdo->prepare("UPDATE ttrss_users SET otp_enabled = false WHERE
 				id = ?");
-			$sth->execute([$_SESSION['uid']]);
+            $sth->execute([$_SESSION['uid']]);
 
-			print "OK";
-		} else {
-			print "ERROR: ".__("Incorrect password");
-		}
+            print "OK";
+        } else {
+            print "ERROR: ".__("Incorrect password");
+        }
 
-	}
+    }
 
-	public function setplugins() {
-		if (is_array(clean($_REQUEST["plugins"])))
-			$plugins = join(",", clean($_REQUEST["plugins"]));
-		else
-			$plugins = "";
+    public function setplugins() {
+        if (is_array(clean($_REQUEST["plugins"])))
+            $plugins = join(",", clean($_REQUEST["plugins"]));
+        else
+            $plugins = "";
 
-		set_pref("_ENABLED_PLUGINS", $plugins);
-	}
+        set_pref("_ENABLED_PLUGINS", $plugins);
+    }
 
-	public function clearplugindata() {
-		$name = clean($_REQUEST["name"]);
+    public function clearplugindata() {
+        $name = clean($_REQUEST["name"]);
 
-		PluginHost::getInstance()->clear_data(PluginHost::getInstance()->get_plugin($name));
-	}
+        PluginHost::getInstance()->clear_data(PluginHost::getInstance()->get_plugin($name));
+    }
 
-	public function customizeCSS() {
-		$value = get_pref("USER_STYLESHEET");
-		$value = str_replace("<br/>", "\n", $value);
+    public function customizeCSS() {
+        $value = get_pref("USER_STYLESHEET");
+        $value = str_replace("<br/>", "\n", $value);
 
-		print_notice(__("You can override colors, fonts and layout of your currently selected theme with custom CSS declarations here."));
+        print_notice(__("You can override colors, fonts and layout of your currently selected theme with custom CSS declarations here."));
 
-		print_hidden("op", "rpc");
-		print_hidden("method", "setpref");
-		print_hidden("key", "USER_STYLESHEET");
+        print_hidden("op", "rpc");
+        print_hidden("method", "setpref");
+        print_hidden("key", "USER_STYLESHEET");
 
-		print "<div id='css_edit_apply_msg' style='display : none'>";
-		print_warning(__("User CSS has been applied, you might need to reload the page to see all changes."));
-		print "</div>";
+        print "<div id='css_edit_apply_msg' style='display : none'>";
+        print_warning(__("User CSS has been applied, you might need to reload the page to see all changes."));
+        print "</div>";
 
-		print "<textarea class='panel user-css-editor' dojoType='dijit.form.SimpleTextarea'
+        print "<textarea class='panel user-css-editor' dojoType='dijit.form.SimpleTextarea'
 			style='font-size : 12px;' name='value'>$value</textarea>";
 
-		print "<footer>";
-		print "<button dojoType='dijit.form.Button' class='alt-success'
+        print "<footer>";
+        print "<button dojoType='dijit.form.Button' class='alt-success'
 			onclick=\"dijit.byId('cssEditDlg').apply()\">".__('Apply')."</button> ";
-		print "<button dojoType='dijit.form.Button' class='alt-primary'
+        print "<button dojoType='dijit.form.Button' class='alt-primary'
 			onclick=\"dijit.byId('cssEditDlg').execute()\">".__('Save and reload')."</button> ";
-		print "<button dojoType='dijit.form.Button'
+        print "<button dojoType='dijit.form.Button'
 			onclick=\"dijit.byId('cssEditDlg').hide()\">".__('Cancel')."</button>";
-		print "</footer>";
+        print "</footer>";
 
-	}
+    }
 
-	public function editPrefProfiles() {
-		print "<div dojoType='fox.Toolbar'>";
+    public function editPrefProfiles() {
+        print "<div dojoType='fox.Toolbar'>";
 
-		print "<div dojoType='fox.form.DropDownButton'>".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType='dijit.Menu' style='display: none'>";
-		print "<div onclick=\"Tables.select('pref-profiles-list', true)\"
+        print "<div dojoType='fox.form.DropDownButton'>".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType='dijit.Menu' style='display: none'>";
+        print "<div onclick=\"Tables.select('pref-profiles-list', true)\"
 			dojoType='dijit.MenuItem'>".__('All')."</div>";
-		print "<div onclick=\"Tables.select('pref-profiles-list', false)\"
+        print "<div onclick=\"Tables.select('pref-profiles-list', false)\"
 			dojoType='dijit.MenuItem'>".__('None')."</div>";
-		print "</div></div>";
+        print "</div></div>";
 
-		print "<div style='float : right'>";
+        print "<div style='float : right'>";
 
-		print "<input name='newprofile' dojoType='dijit.form.ValidationTextBox'
+        print "<input name='newprofile' dojoType='dijit.form.ValidationTextBox'
 				required='1'>
 			<button dojoType='dijit.form.Button'
 			onclick=\"dijit.byId('profileEditDlg').addProfile()\">".
-				__('Create profile')."</button></div>";
+                __('Create profile')."</button></div>";
 
-		print "</div>";
+        print "</div>";
 
-		$sth = $this->pdo->prepare("SELECT title,id FROM ttrss_settings_profiles
+        $sth = $this->pdo->prepare("SELECT title,id FROM ttrss_settings_profiles
 			WHERE owner_uid = ? ORDER BY title");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		print "<div class='panel panel-scrollable'>";
+        print "<div class='panel panel-scrollable'>";
 
-		print "<form id='profile_edit_form' onsubmit='return false'>";
+        print "<form id='profile_edit_form' onsubmit='return false'>";
 
-		print "<table width='100%' id='pref-profiles-list'>";
+        print "<table width='100%' id='pref-profiles-list'>";
 
-		print "<tr>"; # data-row-id='0' <-- no point, shouldn't be removed
+        print "<tr>"; # data-row-id='0' <-- no point, shouldn't be removed
 
-		print "<td><input onclick='Tables.onRowChecked(this);' dojoType='dijit.form.CheckBox' type='checkbox'></td>";
+        print "<td><input onclick='Tables.onRowChecked(this);' dojoType='dijit.form.CheckBox' type='checkbox'></td>";
 
-		if (!$_SESSION["profile"]) {
-			$is_active = __("(active)");
-		} else {
-			$is_active = "";
-		}
+        if (!$_SESSION["profile"]) {
+            $is_active = __("(active)");
+        } else {
+            $is_active = "";
+        }
 
-		print "<td width='100%'><span>" . __("Default profile") . " $is_active</span></td>";
+        print "<td width='100%'><span>" . __("Default profile") . " $is_active</span></td>";
 
-		print "</tr>";
+        print "</tr>";
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$profile_id = $line["id"];
+            $profile_id = $line["id"];
 
-			print "<tr data-row-id='$profile_id'>";
+            print "<tr data-row-id='$profile_id'>";
 
-			$edit_title = htmlspecialchars($line["title"]);
+            $edit_title = htmlspecialchars($line["title"]);
 
-			print "<td><input onclick='Tables.onRowChecked(this);' dojoType='dijit.form.CheckBox' type='checkbox'></td>";
+            print "<td><input onclick='Tables.onRowChecked(this);' dojoType='dijit.form.CheckBox' type='checkbox'></td>";
 
-			if ($_SESSION["profile"] == $line["id"]) {
-				$is_active = __("(active)");
-			} else {
-				$is_active = "";
-			}
+            if ($_SESSION["profile"] == $line["id"]) {
+                $is_active = __("(active)");
+            } else {
+                $is_active = "";
+            }
 
-			print "<td><span dojoType='dijit.InlineEditBox'
+            print "<td><span dojoType='dijit.InlineEditBox'
 				width='300px' autoSave='false'
 				profile-id='$profile_id'>" . $edit_title .
-				"<script type='dojo/method' event='onChange' args='item'>
+                "<script type='dojo/method' event='onChange' args='item'>
 					var elem = this;
 					dojo.xhrPost({
 						url: 'backend.php',
@@ -1229,118 +1229,118 @@ 
 				</script>
 			</span> $is_active</td>";
 
-			print "</tr>";
-		}
+            print "</tr>";
+        }
 
-		print "</table>";
-		print "</form>";
-		print "</div>";
+        print "</table>";
+        print "</form>";
+        print "</div>";
 
-		print "<footer>
+        print "<footer>
 			<button style='float : left' class='alt-danger' dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('profileEditDlg').removeSelected()\">".
-			__('Remove selected profiles')."</button>
+            __('Remove selected profiles')."</button>
 			<button dojoType='dijit.form.Button' class='alt-primary' type='submit' onclick=\"dijit.byId('profileEditDlg').activateProfile()\">".
-			__('Activate profile')."</button>
+            __('Activate profile')."</button>
 			<button dojoType='dijit.form.Button' onclick=\"dijit.byId('profileEditDlg').hide()\">".
-			__('Cancel')."</button>";
-		print "</footer>";
-
-	}
-
-	private function getShortDesc($pref_name) {
-		if (isset($this->pref_help[$pref_name])) {
-			return $this->pref_help[$pref_name][0];
-		}
-		return "";
-	}
-
-	private function getHelpText($pref_name) {
-		if (isset($this->pref_help[$pref_name])) {
-			return $this->pref_help[$pref_name][1];
-		}
-		return "";
-	}
-
-	private function appPasswordList() {
-		print "<div dojoType='fox.Toolbar'>";
-		print "<div dojoType='fox.form.DropDownButton'>" .
-			"<span>" . __('Select') . "</span>";
-		print "<div dojoType='dijit.Menu' style='display: none'>";
-		print "<div onclick=\"Tables.select('app-password-list', true)\"
+            __('Cancel')."</button>";
+        print "</footer>";
+
+    }
+
+    private function getShortDesc($pref_name) {
+        if (isset($this->pref_help[$pref_name])) {
+            return $this->pref_help[$pref_name][0];
+        }
+        return "";
+    }
+
+    private function getHelpText($pref_name) {
+        if (isset($this->pref_help[$pref_name])) {
+            return $this->pref_help[$pref_name][1];
+        }
+        return "";
+    }
+
+    private function appPasswordList() {
+        print "<div dojoType='fox.Toolbar'>";
+        print "<div dojoType='fox.form.DropDownButton'>" .
+            "<span>" . __('Select') . "</span>";
+        print "<div dojoType='dijit.Menu' style='display: none'>";
+        print "<div onclick=\"Tables.select('app-password-list', true)\"
 				dojoType=\"dijit.MenuItem\">" . __('All') . "</div>";
-		print "<div onclick=\"Tables.select('app-password-list', false)\"
+        print "<div onclick=\"Tables.select('app-password-list', false)\"
 				dojoType=\"dijit.MenuItem\">" . __('None') . "</div>";
-		print "</div></div>";
-		print "</div>"; #toolbar
-
-		print "<div class='panel panel-scrollable'>";
-		print "<table width='100%' id='app-password-list'>";
-		print "<tr>";
-		print "<th width='2%'></th>";
-		print "<th align='left'>".__("Description")."</th>";
-		print "<th align='right'>".__("Created")."</th>";
-		print "<th align='right'>".__("Last used")."</th>";
-		print "</tr>";
-
-		$sth = $this->pdo->prepare("SELECT id, title, created, last_used
+        print "</div></div>";
+        print "</div>"; #toolbar
+
+        print "<div class='panel panel-scrollable'>";
+        print "<table width='100%' id='app-password-list'>";
+        print "<tr>";
+        print "<th width='2%'></th>";
+        print "<th align='left'>".__("Description")."</th>";
+        print "<th align='right'>".__("Created")."</th>";
+        print "<th align='right'>".__("Last used")."</th>";
+        print "</tr>";
+
+        $sth = $this->pdo->prepare("SELECT id, title, created, last_used
 			FROM ttrss_app_passwords WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		while ($row = $sth->fetch()) {
+        while ($row = $sth->fetch()) {
 
-			$row_id = $row["id"];
+            $row_id = $row["id"];
 
-			print "<tr data-row-id='$row_id'>";
+            print "<tr data-row-id='$row_id'>";
 
-			print "<td align='center'>
+            print "<td align='center'>
 						<input onclick='Tables.onRowChecked(this)' dojoType='dijit.form.CheckBox' type='checkbox'></td>";
-			print "<td>" . htmlspecialchars($row["title"]) . "</td>";
+            print "<td>" . htmlspecialchars($row["title"]) . "</td>";
 
-			print "<td align='right' class='text-muted'>";
-			print make_local_datetime($row['created'], false);
-			print "</td>";
+            print "<td align='right' class='text-muted'>";
+            print make_local_datetime($row['created'], false);
+            print "</td>";
 
-			print "<td align='right' class='text-muted'>";
-			print make_local_datetime($row['last_used'], false);
-			print "</td>";
+            print "<td align='right' class='text-muted'>";
+            print make_local_datetime($row['last_used'], false);
+            print "</td>";
 
-			print "</tr>";
-		}
+            print "</tr>";
+        }
 
-		print "</table>";
-		print "</div>";
-	}
+        print "</table>";
+        print "</div>";
+    }
 
-	private function encryptAppPassword($password) {
-		$salt = substr(bin2hex(get_random_bytes(24)), 0, 24);
+    private function encryptAppPassword($password) {
+        $salt = substr(bin2hex(get_random_bytes(24)), 0, 24);
 
-		return "SSHA-512:".hash('sha512', $salt . $password). ":$salt";
-	}
+        return "SSHA-512:".hash('sha512', $salt . $password). ":$salt";
+    }
 
-	public function deleteAppPassword() {
-		$ids = explode(",", clean($_REQUEST['ids']));
-		$ids_qmarks = arr_qmarks($ids);
+    public function deleteAppPassword() {
+        $ids = explode(",", clean($_REQUEST['ids']));
+        $ids_qmarks = arr_qmarks($ids);
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_app_passwords WHERE id IN ($ids_qmarks) AND owner_uid = ?");
-		$sth->execute(array_merge($ids, [$_SESSION['uid']]));
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_app_passwords WHERE id IN ($ids_qmarks) AND owner_uid = ?");
+        $sth->execute(array_merge($ids, [$_SESSION['uid']]));
 
-		$this->appPasswordList();
-	}
+        $this->appPasswordList();
+    }
 
-	public function generateAppPassword() {
-		$title = clean($_REQUEST['title']);
-		$new_password = make_password(16);
-		$new_password_hash = $this->encryptAppPassword($new_password);
+    public function generateAppPassword() {
+        $title = clean($_REQUEST['title']);
+        $new_password = make_password(16);
+        $new_password_hash = $this->encryptAppPassword($new_password);
 
-		print_warning(T_sprintf("Generated password <strong>%s</strong> for %s. Please remember it for future reference.", $new_password, $title));
+        print_warning(T_sprintf("Generated password <strong>%s</strong> for %s. Please remember it for future reference.", $new_password, $title));
 
-		$sth = $this->pdo->prepare("INSERT INTO ttrss_app_passwords
+        $sth = $this->pdo->prepare("INSERT INTO ttrss_app_passwords
     			(title, pwd_hash, service, created, owner_uid)
     		 VALUES
     		    (?, ?, ?, NOW(), ?)");
 
-		$sth->execute([$title, $new_password_hash, Auth_Base::AUTH_SERVICE_API, $_SESSION['uid']]);
+        $sth->execute([$title, $new_password_hash, Auth_Base::AUTH_SERVICE_API, $_SESSION['uid']]);
 
-		$this->appPasswordList();
-	}
+        $this->appPasswordList();
+    }
 }

classes/pref/feeds.php

Indentation +1153 added lines, -1153 removed lines

@@ -1,87 +1,87 @@ 
 <?php
 class Pref_Feeds extends Handler_Protected {
-	public function csrf_ignore($method) {
-		$csrf_ignored = array("index", "getfeedtree", "add", "editcats", "editfeed",
-			"savefeedorder", "uploadicon", "feedswitherrors", "inactivefeeds",
-			"batchsubscribe");
+    public function csrf_ignore($method) {
+        $csrf_ignored = array("index", "getfeedtree", "add", "editcats", "editfeed",
+            "savefeedorder", "uploadicon", "feedswitherrors", "inactivefeeds",
+            "batchsubscribe");
 
-		return array_search($method, $csrf_ignored) !== false;
-	}
+        return array_search($method, $csrf_ignored) !== false;
+    }
 
-	public static function get_ts_languages() {
-		$rv = [];
+    public static function get_ts_languages() {
+        $rv = [];
 
-		if (DB_TYPE == "pgsql") {
-			$dbh = Db::pdo();
+        if (DB_TYPE == "pgsql") {
+            $dbh = Db::pdo();
 
-			$res = $dbh->query("SELECT cfgname FROM pg_ts_config");
+            $res = $dbh->query("SELECT cfgname FROM pg_ts_config");
 
-			while ($row = $res->fetch()) {
-				array_push($rv, ucfirst($row['cfgname']));
-			}
-		}
+            while ($row = $res->fetch()) {
+                array_push($rv, ucfirst($row['cfgname']));
+            }
+        }
 
-		return $rv;
-	}
+        return $rv;
+    }
 
-	public function batch_edit_cbox($elem, $label = false) {
-		print "<input type=\"checkbox\" title=\"".__("Check to enable field")."\"
+    public function batch_edit_cbox($elem, $label = false) {
+        print "<input type=\"checkbox\" title=\"".__("Check to enable field")."\"
 			onchange=\"dijit.byId('feedEditDlg').toggleField(this, '$elem', '$label')\">";
-	}
+    }
 
-	public function renamecat() {
-		$title = clean($_REQUEST['title']);
-		$id = clean($_REQUEST['id']);
+    public function renamecat() {
+        $title = clean($_REQUEST['title']);
+        $id = clean($_REQUEST['id']);
 
-		if ($title) {
-			$sth = $this->pdo->prepare("UPDATE ttrss_feed_categories SET
+        if ($title) {
+            $sth = $this->pdo->prepare("UPDATE ttrss_feed_categories SET
 				title = ? WHERE id = ? AND owner_uid = ?");
-			$sth->execute([$title, $id, $_SESSION['uid']]);
-		}
-	}
+            $sth->execute([$title, $id, $_SESSION['uid']]);
+        }
+    }
 
-	private function get_category_items($cat_id) {
+    private function get_category_items($cat_id) {
 
-		if (clean($_REQUEST['mode']) != 2)
-			$search = $_SESSION["prefs_feed_search"];
-		else
-			$search = "";
+        if (clean($_REQUEST['mode']) != 2)
+            $search = $_SESSION["prefs_feed_search"];
+        else
+            $search = "";
 
-		// first one is set by API
-		$show_empty_cats = clean($_REQUEST['force_show_empty']) ||
-			(clean($_REQUEST['mode']) != 2 && !$search);
+        // first one is set by API
+        $show_empty_cats = clean($_REQUEST['force_show_empty']) ||
+            (clean($_REQUEST['mode']) != 2 && !$search);
 
-		$items = array();
+        $items = array();
 
-		$sth = $this->pdo->prepare("SELECT id, title FROM ttrss_feed_categories
+        $sth = $this->pdo->prepare("SELECT id, title FROM ttrss_feed_categories
 				WHERE owner_uid = ? AND parent_cat = ? ORDER BY order_id, title");
-		$sth->execute([$_SESSION['uid'], $cat_id]);
+        $sth->execute([$_SESSION['uid'], $cat_id]);
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$cat = array();
-			$cat['id'] = 'CAT:' . $line['id'];
-			$cat['bare_id'] = (int)$line['id'];
-			$cat['name'] = $line['title'];
-			$cat['items'] = array();
-			$cat['checkbox'] = false;
-			$cat['type'] = 'category';
-			$cat['unread'] = -1;
-			$cat['child_unread'] = -1;
-			$cat['auxcounter'] = -1;
-			$cat['parent_id'] = $cat_id;
+            $cat = array();
+            $cat['id'] = 'CAT:' . $line['id'];
+            $cat['bare_id'] = (int)$line['id'];
+            $cat['name'] = $line['title'];
+            $cat['items'] = array();
+            $cat['checkbox'] = false;
+            $cat['type'] = 'category';
+            $cat['unread'] = -1;
+            $cat['child_unread'] = -1;
+            $cat['auxcounter'] = -1;
+            $cat['parent_id'] = $cat_id;
 
-			$cat['items'] = $this->get_category_items($line['id']);
+            $cat['items'] = $this->get_category_items($line['id']);
 
-			$num_children = $this->calculate_children_count($cat);
-			$cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
+            $num_children = $this->calculate_children_count($cat);
+            $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
 
-			if ($num_children > 0 || $show_empty_cats)
-				array_push($items, $cat);
+            if ($num_children > 0 || $show_empty_cats)
+                array_push($items, $cat);
 
-		}
+        }
 
-		$fsth = $this->pdo->prepare("SELECT id, title, last_error,
+        $fsth = $this->pdo->prepare("SELECT id, title, last_error,
 			".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated, update_interval
 			FROM ttrss_feeds
 			WHERE cat_id = :cat AND
@@ -89,679 +89,679 @@ 
 			(:search = '' OR (LOWER(title) LIKE :search OR LOWER(feed_url) LIKE :search))
 			ORDER BY order_id, title");
 
-		$fsth->execute([":cat" => $cat_id, ":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
-
-		while ($feed_line = $fsth->fetch()) {
-			$feed = array();
-			$feed['id'] = 'FEED:' . $feed_line['id'];
-			$feed['bare_id'] = (int)$feed_line['id'];
-			$feed['auxcounter'] = -1;
-			$feed['name'] = $feed_line['title'];
-			$feed['checkbox'] = false;
-			$feed['unread'] = -1;
-			$feed['error'] = $feed_line['last_error'];
-			$feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
-			$feed['param'] = make_local_datetime(
-				$feed_line['last_updated'], true);
-			$feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
-
-			array_push($items, $feed);
-		}
-
-		return $items;
-	}
-
-	public function getfeedtree() {
-		print json_encode($this->makefeedtree());
-	}
-
-	public function makefeedtree() {
-
-		if (clean($_REQUEST['mode']) != 2)
-			$search = $_SESSION["prefs_feed_search"];
-		else
-			$search = "";
-
-		$root = array();
-		$root['id'] = 'root';
-		$root['name'] = __('Feeds');
-		$root['items'] = array();
-		$root['type'] = 'category';
-
-		$enable_cats = get_pref('ENABLE_FEED_CATS');
-
-		if (clean($_REQUEST['mode']) == 2) {
-
-			if ($enable_cats) {
-				$cat = $this->feedlist_init_cat(-1);
-			} else {
-				$cat['items'] = array();
-			}
-
-			foreach (array(-4, -3, -1, -2, 0, -6) as $i) {
-				array_push($cat['items'], $this->feedlist_init_feed($i));
-			}
-
-			/* Plugin feeds for -1 */
-
-			$feeds = PluginHost::getInstance()->get_feeds(-1);
-
-			if ($feeds) {
-				foreach ($feeds as $feed) {
-					$feed_id = PluginHost::pfeed_to_feed_id($feed['id']);
-
-					$item = array();
-					$item['id'] = 'FEED:' . $feed_id;
-					$item['bare_id'] = (int)$feed_id;
-					$item['auxcounter'] = -1;
-					$item['name'] = $feed['title'];
-					$item['checkbox'] = false;
-					$item['error'] = '';
-					$item['icon'] = $feed['icon'];
-
-					$item['param'] = '';
-					$item['unread'] = -1;
-					$item['type'] = 'feed';
-
-					array_push($cat['items'], $item);
-				}
-			}
-
-			if ($enable_cats) {
-				array_push($root['items'], $cat);
-			} else {
-				$root['items'] = array_merge($root['items'], $cat['items']);
-			}
-
-			$sth = $this->pdo->prepare("SELECT * FROM
+        $fsth->execute([":cat" => $cat_id, ":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
+
+        while ($feed_line = $fsth->fetch()) {
+            $feed = array();
+            $feed['id'] = 'FEED:' . $feed_line['id'];
+            $feed['bare_id'] = (int)$feed_line['id'];
+            $feed['auxcounter'] = -1;
+            $feed['name'] = $feed_line['title'];
+            $feed['checkbox'] = false;
+            $feed['unread'] = -1;
+            $feed['error'] = $feed_line['last_error'];
+            $feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
+            $feed['param'] = make_local_datetime(
+                $feed_line['last_updated'], true);
+            $feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
+
+            array_push($items, $feed);
+        }
+
+        return $items;
+    }
+
+    public function getfeedtree() {
+        print json_encode($this->makefeedtree());
+    }
+
+    public function makefeedtree() {
+
+        if (clean($_REQUEST['mode']) != 2)
+            $search = $_SESSION["prefs_feed_search"];
+        else
+            $search = "";
+
+        $root = array();
+        $root['id'] = 'root';
+        $root['name'] = __('Feeds');
+        $root['items'] = array();
+        $root['type'] = 'category';
+
+        $enable_cats = get_pref('ENABLE_FEED_CATS');
+
+        if (clean($_REQUEST['mode']) == 2) {
+
+            if ($enable_cats) {
+                $cat = $this->feedlist_init_cat(-1);
+            } else {
+                $cat['items'] = array();
+            }
+
+            foreach (array(-4, -3, -1, -2, 0, -6) as $i) {
+                array_push($cat['items'], $this->feedlist_init_feed($i));
+            }
+
+            /* Plugin feeds for -1 */
+
+            $feeds = PluginHost::getInstance()->get_feeds(-1);
+
+            if ($feeds) {
+                foreach ($feeds as $feed) {
+                    $feed_id = PluginHost::pfeed_to_feed_id($feed['id']);
+
+                    $item = array();
+                    $item['id'] = 'FEED:' . $feed_id;
+                    $item['bare_id'] = (int)$feed_id;
+                    $item['auxcounter'] = -1;
+                    $item['name'] = $feed['title'];
+                    $item['checkbox'] = false;
+                    $item['error'] = '';
+                    $item['icon'] = $feed['icon'];
+
+                    $item['param'] = '';
+                    $item['unread'] = -1;
+                    $item['type'] = 'feed';
+
+                    array_push($cat['items'], $item);
+                }
+            }
+
+            if ($enable_cats) {
+                array_push($root['items'], $cat);
+            } else {
+                $root['items'] = array_merge($root['items'], $cat['items']);
+            }
+
+            $sth = $this->pdo->prepare("SELECT * FROM
 				ttrss_labels2 WHERE owner_uid = ? ORDER by caption");
-			$sth->execute([$_SESSION['uid']]);
+            $sth->execute([$_SESSION['uid']]);
 
-			if (get_pref('ENABLE_FEED_CATS')) {
-				$cat = $this->feedlist_init_cat(-2);
-			} else {
-				$cat['items'] = array();
-			}
+            if (get_pref('ENABLE_FEED_CATS')) {
+                $cat = $this->feedlist_init_cat(-2);
+            } else {
+                $cat['items'] = array();
+            }
 
-			$num_labels = 0;
-			while ($line = $sth->fetch()) {
-				++$num_labels;
+            $num_labels = 0;
+            while ($line = $sth->fetch()) {
+                ++$num_labels;
 
-				$label_id = Labels::label_to_feed_id($line['id']);
+                $label_id = Labels::label_to_feed_id($line['id']);
 
-				$feed = $this->feedlist_init_feed($label_id, false, 0);
+                $feed = $this->feedlist_init_feed($label_id, false, 0);
 
-				$feed['fg_color'] = $line['fg_color'];
-				$feed['bg_color'] = $line['bg_color'];
+                $feed['fg_color'] = $line['fg_color'];
+                $feed['bg_color'] = $line['bg_color'];
 
-				array_push($cat['items'], $feed);
-			}
+                array_push($cat['items'], $feed);
+            }
 
-			if ($num_labels) {
-				if ($enable_cats) {
-					array_push($root['items'], $cat);
-				} else {
-					$root['items'] = array_merge($root['items'], $cat['items']);
-				}
-			}
-		}
+            if ($num_labels) {
+                if ($enable_cats) {
+                    array_push($root['items'], $cat);
+                } else {
+                    $root['items'] = array_merge($root['items'], $cat['items']);
+                }
+            }
+        }
 
-		if ($enable_cats) {
-			$show_empty_cats = clean($_REQUEST['force_show_empty']) ||
-				(clean($_REQUEST['mode']) != 2 && !$search);
+        if ($enable_cats) {
+            $show_empty_cats = clean($_REQUEST['force_show_empty']) ||
+                (clean($_REQUEST['mode']) != 2 && !$search);
 
-			$sth = $this->pdo->prepare("SELECT id, title FROM ttrss_feed_categories
+            $sth = $this->pdo->prepare("SELECT id, title FROM ttrss_feed_categories
 				WHERE owner_uid = ? AND parent_cat IS NULL ORDER BY order_id, title");
-			$sth->execute([$_SESSION['uid']]);
-
-			while ($line = $sth->fetch()) {
-				$cat = array();
-				$cat['id'] = 'CAT:' . $line['id'];
-				$cat['bare_id'] = (int)$line['id'];
-				$cat['auxcounter'] = -1;
-				$cat['name'] = $line['title'];
-				$cat['items'] = array();
-				$cat['checkbox'] = false;
-				$cat['type'] = 'category';
-				$cat['unread'] = -1;
-				$cat['child_unread'] = -1;
-
-				$cat['items'] = $this->get_category_items($line['id']);
-
-				$num_children = $this->calculate_children_count($cat);
-				$cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
-
-				if ($num_children > 0 || $show_empty_cats)
-					array_push($root['items'], $cat);
-
-				$root['param'] += count($cat['items']);
-			}
-
-			/* Uncategorized is a special case */
-
-			$cat = array();
-			$cat['id'] = 'CAT:0';
-			$cat['bare_id'] = 0;
-			$cat['auxcounter'] = -1;
-			$cat['name'] = __("Uncategorized");
-			$cat['items'] = array();
-			$cat['type'] = 'category';
-			$cat['checkbox'] = false;
-			$cat['unread'] = -1;
-			$cat['child_unread'] = -1;
-
-			$fsth = $this->pdo->prepare("SELECT id, title,last_error,
+            $sth->execute([$_SESSION['uid']]);
+
+            while ($line = $sth->fetch()) {
+                $cat = array();
+                $cat['id'] = 'CAT:' . $line['id'];
+                $cat['bare_id'] = (int)$line['id'];
+                $cat['auxcounter'] = -1;
+                $cat['name'] = $line['title'];
+                $cat['items'] = array();
+                $cat['checkbox'] = false;
+                $cat['type'] = 'category';
+                $cat['unread'] = -1;
+                $cat['child_unread'] = -1;
+
+                $cat['items'] = $this->get_category_items($line['id']);
+
+                $num_children = $this->calculate_children_count($cat);
+                $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
+
+                if ($num_children > 0 || $show_empty_cats)
+                    array_push($root['items'], $cat);
+
+                $root['param'] += count($cat['items']);
+            }
+
+            /* Uncategorized is a special case */
+
+            $cat = array();
+            $cat['id'] = 'CAT:0';
+            $cat['bare_id'] = 0;
+            $cat['auxcounter'] = -1;
+            $cat['name'] = __("Uncategorized");
+            $cat['items'] = array();
+            $cat['type'] = 'category';
+            $cat['checkbox'] = false;
+            $cat['unread'] = -1;
+            $cat['child_unread'] = -1;
+
+            $fsth = $this->pdo->prepare("SELECT id, title,last_error,
 				".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated, update_interval
 				FROM ttrss_feeds
 				WHERE cat_id IS NULL AND
 				owner_uid = :uid AND
 				(:search = '' OR (LOWER(title) LIKE :search OR LOWER(feed_url) LIKE :search))
 				ORDER BY order_id, title");
-			$fsth->execute([":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
-
-			while ($feed_line = $fsth->fetch()) {
-				$feed = array();
-				$feed['id'] = 'FEED:' . $feed_line['id'];
-				$feed['bare_id'] = (int)$feed_line['id'];
-				$feed['auxcounter'] = -1;
-				$feed['name'] = $feed_line['title'];
-				$feed['checkbox'] = false;
-				$feed['error'] = $feed_line['last_error'];
-				$feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
-				$feed['param'] = make_local_datetime(
-					$feed_line['last_updated'], true);
-				$feed['unread'] = -1;
-				$feed['type'] = 'feed';
-				$feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
-
-				array_push($cat['items'], $feed);
-			}
-
-			$cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
-
-			if (count($cat['items']) > 0 || $show_empty_cats)
-				array_push($root['items'], $cat);
-
-			$num_children = $this->calculate_children_count($root);
-			$root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
-
-		} else {
-			$fsth = $this->pdo->prepare("SELECT id, title, last_error,
+            $fsth->execute([":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
+
+            while ($feed_line = $fsth->fetch()) {
+                $feed = array();
+                $feed['id'] = 'FEED:' . $feed_line['id'];
+                $feed['bare_id'] = (int)$feed_line['id'];
+                $feed['auxcounter'] = -1;
+                $feed['name'] = $feed_line['title'];
+                $feed['checkbox'] = false;
+                $feed['error'] = $feed_line['last_error'];
+                $feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
+                $feed['param'] = make_local_datetime(
+                    $feed_line['last_updated'], true);
+                $feed['unread'] = -1;
+                $feed['type'] = 'feed';
+                $feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
+
+                array_push($cat['items'], $feed);
+            }
+
+            $cat['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($cat['items'])), count($cat['items']));
+
+            if (count($cat['items']) > 0 || $show_empty_cats)
+                array_push($root['items'], $cat);
+
+            $num_children = $this->calculate_children_count($root);
+            $root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', (int) $num_children), $num_children);
+
+        } else {
+            $fsth = $this->pdo->prepare("SELECT id, title, last_error,
 				".SUBSTRING_FOR_DATE."(last_updated,1,19) AS last_updated, update_interval
 				FROM ttrss_feeds
 				WHERE owner_uid = :uid AND
 				(:search = '' OR (LOWER(title) LIKE :search OR LOWER(feed_url) LIKE :search))
 				ORDER BY order_id, title");
-			$fsth->execute([":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
-
-			while ($feed_line = $fsth->fetch()) {
-				$feed = array();
-				$feed['id'] = 'FEED:' . $feed_line['id'];
-				$feed['bare_id'] = (int)$feed_line['id'];
-				$feed['auxcounter'] = -1;
-				$feed['name'] = $feed_line['title'];
-				$feed['checkbox'] = false;
-				$feed['error'] = $feed_line['last_error'];
-				$feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
-				$feed['param'] = make_local_datetime(
-					$feed_line['last_updated'], true);
-				$feed['unread'] = -1;
-				$feed['type'] = 'feed';
-				$feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
-
-				array_push($root['items'], $feed);
-			}
-
-			$root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($root['items'])), count($root['items']));
-		}
-
-		$fl = array();
-		$fl['identifier'] = 'id';
-		$fl['label'] = 'name';
-
-		if (clean($_REQUEST['mode']) != 2) {
-			$fl['items'] = array($root);
-		} else {
-			$fl['items'] = $root['items'];
-		}
-
-		return $fl;
-	}
-
-	public function catsortreset() {
-		$sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
+            $fsth->execute([":uid" => $_SESSION['uid'], ":search" => $search ? "%$search%" : ""]);
+
+            while ($feed_line = $fsth->fetch()) {
+                $feed = array();
+                $feed['id'] = 'FEED:' . $feed_line['id'];
+                $feed['bare_id'] = (int)$feed_line['id'];
+                $feed['auxcounter'] = -1;
+                $feed['name'] = $feed_line['title'];
+                $feed['checkbox'] = false;
+                $feed['error'] = $feed_line['last_error'];
+                $feed['icon'] = Feeds::getFeedIcon($feed_line['id']);
+                $feed['param'] = make_local_datetime(
+                    $feed_line['last_updated'], true);
+                $feed['unread'] = -1;
+                $feed['type'] = 'feed';
+                $feed['updates_disabled'] = (int)($feed_line['update_interval'] < 0);
+
+                array_push($root['items'], $feed);
+            }
+
+            $root['param'] = vsprintf(_ngettext('(%d feed)', '(%d feeds)', count($root['items'])), count($root['items']));
+        }
+
+        $fl = array();
+        $fl['identifier'] = 'id';
+        $fl['label'] = 'name';
+
+        if (clean($_REQUEST['mode']) != 2) {
+            $fl['items'] = array($root);
+        } else {
+            $fl['items'] = $root['items'];
+        }
+
+        return $fl;
+    }
+
+    public function catsortreset() {
+        $sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
 				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
+        $sth->execute([$_SESSION['uid']]);
+    }
 
-	public function feedsortreset() {
-		$sth = $this->pdo->prepare("UPDATE ttrss_feeds
+    public function feedsortreset() {
+        $sth = $this->pdo->prepare("UPDATE ttrss_feeds
 				SET order_id = 0 WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
+        $sth->execute([$_SESSION['uid']]);
+    }
 
-	private function process_category_order(&$data_map, $item_id, $parent_id = false, $nest_level = 0) {
+    private function process_category_order(&$data_map, $item_id, $parent_id = false, $nest_level = 0) {
 
-		$prefix = "";
-		for ($i = 0; $i < $nest_level; $i++)
-			$prefix .= "   ";
+        $prefix = "";
+        for ($i = 0; $i < $nest_level; $i++)
+            $prefix .= "   ";
 
-		Debug::log("$prefix C: $item_id P: $parent_id");
+        Debug::log("$prefix C: $item_id P: $parent_id");
 
-		$bare_item_id = substr($item_id, strpos($item_id, ':')+1);
+        $bare_item_id = substr($item_id, strpos($item_id, ':')+1);
 
-		if ($item_id != 'root') {
-			if ($parent_id && $parent_id != 'root') {
-				$parent_bare_id = substr($parent_id, strpos($parent_id, ':')+1);
-				$parent_qpart = $parent_bare_id;
-			} else {
-				$parent_qpart = null;
-			}
+        if ($item_id != 'root') {
+            if ($parent_id && $parent_id != 'root') {
+                $parent_bare_id = substr($parent_id, strpos($parent_id, ':')+1);
+                $parent_qpart = $parent_bare_id;
+            } else {
+                $parent_qpart = null;
+            }
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
+            $sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
 				SET parent_cat = ? WHERE id = ? AND
 				owner_uid = ?");
-			$sth->execute([$parent_qpart, $bare_item_id, $_SESSION['uid']]);
-		}
+            $sth->execute([$parent_qpart, $bare_item_id, $_SESSION['uid']]);
+        }
 
-		$order_id = 1;
+        $order_id = 1;
 
-		$cat = $data_map[$item_id];
+        $cat = $data_map[$item_id];
 
-		if ($cat && is_array($cat)) {
-			foreach ($cat as $item) {
-				$id = $item['_reference'];
-				$bare_id = substr($id, strpos($id, ':')+1);
+        if ($cat && is_array($cat)) {
+            foreach ($cat as $item) {
+                $id = $item['_reference'];
+                $bare_id = substr($id, strpos($id, ':')+1);
 
-				Debug::log("$prefix [$order_id] $id/$bare_id");
+                Debug::log("$prefix [$order_id] $id/$bare_id");
 
-				if ($item['_reference']) {
+                if ($item['_reference']) {
 
-					if (strpos($id, "FEED") === 0) {
+                    if (strpos($id, "FEED") === 0) {
 
-						$cat_id = ($item_id != "root") ? $bare_item_id : null;
+                        $cat_id = ($item_id != "root") ? $bare_item_id : null;
 
-						$sth = $this->pdo->prepare("UPDATE ttrss_feeds
+                        $sth = $this->pdo->prepare("UPDATE ttrss_feeds
 							SET order_id = ?, cat_id = ?
 							WHERE id = ? AND owner_uid = ?");
 
-						$sth->execute([$order_id, $cat_id ? $cat_id : null, $bare_id, $_SESSION['uid']]);
+                        $sth->execute([$order_id, $cat_id ? $cat_id : null, $bare_id, $_SESSION['uid']]);
 
-					} else if (strpos($id, "CAT:") === 0) {
-						$this->process_category_order($data_map, $item['_reference'], $item_id,
-							$nest_level+1);
+                    } else if (strpos($id, "CAT:") === 0) {
+                        $this->process_category_order($data_map, $item['_reference'], $item_id,
+                            $nest_level+1);
 
-						$sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
+                        $sth = $this->pdo->prepare("UPDATE ttrss_feed_categories
 								SET order_id = ? WHERE id = ? AND
 								owner_uid = ?");
-						$sth->execute([$order_id, $bare_id, $_SESSION['uid']]);
-					}
-				}
+                        $sth->execute([$order_id, $bare_id, $_SESSION['uid']]);
+                    }
+                }
 
-				++$order_id;
-			}
-		}
-	}
+                ++$order_id;
+            }
+        }
+    }
 
-	public function savefeedorder() {
-		$data = json_decode($_POST['payload'], true);
+    public function savefeedorder() {
+        $data = json_decode($_POST['payload'], true);
 
-		#file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
-		#$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
+        #file_put_contents("/tmp/saveorder.json", clean($_POST['payload']));
+        #$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
 
-		if (!is_array($data['items']))
-			$data['items'] = json_decode($data['items'], true);
+        if (!is_array($data['items']))
+            $data['items'] = json_decode($data['items'], true);
 
 #		print_r($data['items']);
 
-		if (is_array($data) && is_array($data['items'])) {
+        if (is_array($data) && is_array($data['items'])) {
 #			$cat_order_id = 0;
 
-			$data_map = array();
-			$root_item = false;
+            $data_map = array();
+            $root_item = false;
 
-			foreach ($data['items'] as $item) {
+            foreach ($data['items'] as $item) {
 
 #				if ($item['id'] != 'root') {
-					if (is_array($item['items'])) {
-						if (isset($item['items']['_reference'])) {
-							$data_map[$item['id']] = array($item['items']);
-						} else {
-							$data_map[$item['id']] = $item['items'];
-						}
-					}
-				if ($item['id'] == 'root') {
-					$root_item = $item['id'];
-				}
-			}
-
-			$this->process_category_order($data_map, $root_item);
-		}
-	}
-
-	public function removeicon() {
-		$feed_id = clean($_REQUEST["feed_id"]);
-
-		$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
-		$sth->execute([$feed_id, $_SESSION['uid']]);
-
-		if ($sth->fetch()) {
-			@unlink(ICONS_DIR . "/$feed_id.ico");
-
-			$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = NULL where id = ?");
-			$sth->execute([$feed_id]);
-		}
-	}
-
-	public function uploadicon() {
-		header("Content-type: text/html");
-
-		if (is_uploaded_file($_FILES['icon_file']['tmp_name'])) {
-			$tmp_file = tempnam(CACHE_DIR . '/upload', 'icon');
-
-			$result = move_uploaded_file($_FILES['icon_file']['tmp_name'],
-				$tmp_file);
-
-			if (!$result) {
-				return;
-			}
-		} else {
-			return;
-		}
+                    if (is_array($item['items'])) {
+                        if (isset($item['items']['_reference'])) {
+                            $data_map[$item['id']] = array($item['items']);
+                        } else {
+                            $data_map[$item['id']] = $item['items'];
+                        }
+                    }
+                if ($item['id'] == 'root') {
+                    $root_item = $item['id'];
+                }
+            }
+
+            $this->process_category_order($data_map, $root_item);
+        }
+    }
+
+    public function removeicon() {
+        $feed_id = clean($_REQUEST["feed_id"]);
+
+        $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
+        $sth->execute([$feed_id, $_SESSION['uid']]);
+
+        if ($sth->fetch()) {
+            @unlink(ICONS_DIR . "/$feed_id.ico");
+
+            $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = NULL where id = ?");
+            $sth->execute([$feed_id]);
+        }
+    }
+
+    public function uploadicon() {
+        header("Content-type: text/html");
+
+        if (is_uploaded_file($_FILES['icon_file']['tmp_name'])) {
+            $tmp_file = tempnam(CACHE_DIR . '/upload', 'icon');
+
+            $result = move_uploaded_file($_FILES['icon_file']['tmp_name'],
+                $tmp_file);
+
+            if (!$result) {
+                return;
+            }
+        } else {
+            return;
+        }
 
-		$icon_file = $tmp_file;
-		$feed_id = clean($_REQUEST["feed_id"]);
-		$rc = 2; // failed
+        $icon_file = $tmp_file;
+        $feed_id = clean($_REQUEST["feed_id"]);
+        $rc = 2; // failed
 
-		if (is_file($icon_file) && $feed_id) {
-			if (filesize($icon_file) < 65535) {
+        if (is_file($icon_file) && $feed_id) {
+            if (filesize($icon_file) < 65535) {
 
-				$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
-				$sth->execute([$feed_id, $_SESSION['uid']]);
+                $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
+                $sth->execute([$feed_id, $_SESSION['uid']]);
 
-				if ($sth->fetch()) {
-					@unlink(ICONS_DIR . "/$feed_id.ico");
-					if (rename($icon_file, ICONS_DIR . "/$feed_id.ico")) {
+                if ($sth->fetch()) {
+                    @unlink(ICONS_DIR . "/$feed_id.ico");
+                    if (rename($icon_file, ICONS_DIR . "/$feed_id.ico")) {
 
-						$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = '' WHERE id = ?");
-						$sth->execute([$feed_id]);
+                        $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET favicon_avg_color = '' WHERE id = ?");
+                        $sth->execute([$feed_id]);
 
-						$rc = 0;
-					}
-				}
-			} else {
-				$rc = 1;
-			}
-		}
+                        $rc = 0;
+                    }
+                }
+            } else {
+                $rc = 1;
+            }
+        }
 
-		if (is_file($icon_file)) @unlink($icon_file);
+        if (is_file($icon_file)) @unlink($icon_file);
 
-		print $rc;
-		return;
-	}
+        print $rc;
+        return;
+    }
 
-	public function editfeed() {
-		global $purge_intervals;
-		global $update_intervals;
+    public function editfeed() {
+        global $purge_intervals;
+        global $update_intervals;
 
 
-		$feed_id = clean($_REQUEST["id"]);
+        $feed_id = clean($_REQUEST["id"]);
 
-		$sth = $this->pdo->prepare("SELECT * FROM ttrss_feeds WHERE id = ? AND
+        $sth = $this->pdo->prepare("SELECT * FROM ttrss_feeds WHERE id = ? AND
 				owner_uid = ?");
-		$sth->execute([$feed_id, $_SESSION['uid']]);
+        $sth->execute([$feed_id, $_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			print '<div dojoType="dijit.layout.TabContainer" style="height : 450px">
+        if ($row = $sth->fetch()) {
+            print '<div dojoType="dijit.layout.TabContainer" style="height : 450px">
         		<div dojoType="dijit.layout.ContentPane" title="'.__('General').'">';
 
-			$title = htmlspecialchars($row["title"]);
+            $title = htmlspecialchars($row["title"]);
 
-			print_hidden("id", "$feed_id");
-			print_hidden("op", "pref-feeds");
-			print_hidden("method", "editSave");
+            print_hidden("id", "$feed_id");
+            print_hidden("op", "pref-feeds");
+            print_hidden("method", "editSave");
 
-			print "<header>".__("Feed")."</header>";
-			print "<section>";
+            print "<header>".__("Feed")."</header>";
+            print "<section>";
 
-			/* Title */
+            /* Title */
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<input dojoType='dijit.form.ValidationTextBox' required='1'
+            print "<input dojoType='dijit.form.ValidationTextBox' required='1'
 				placeHolder=\"".__("Feed Title")."\"
 				style='font-size : 16px; width: 500px' name='title' value=\"$title\">";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			/* Feed URL */
+            /* Feed URL */
 
-			$feed_url = htmlspecialchars($row["feed_url"]);
+            $feed_url = htmlspecialchars($row["feed_url"]);
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>" . __('URL:') . "</label> ";
-			print "<input dojoType='dijit.form.ValidationTextBox' required='1'
+            print "<label>" . __('URL:') . "</label> ";
+            print "<input dojoType='dijit.form.ValidationTextBox' required='1'
 				placeHolder=\"".__("Feed URL")."\"
 				regExp='^(http|https)://.*' style='width : 300px'
 				name='feed_url' value=\"$feed_url\">";
 
-			$last_error = $row["last_error"];
+            $last_error = $row["last_error"];
 
-			if ($last_error) {
-				print "&nbsp;<i class=\"material-icons\"
+            if ($last_error) {
+                print "&nbsp;<i class=\"material-icons\"
 					title=\"".htmlspecialchars($last_error)."\">error</i>";
-			}
+            }
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			/* Category */
+            /* Category */
 
-			if (get_pref('ENABLE_FEED_CATS')) {
+            if (get_pref('ENABLE_FEED_CATS')) {
 
-				$cat_id = $row["cat_id"];
+                $cat_id = $row["cat_id"];
 
-				print "<fieldset>";
+                print "<fieldset>";
 
-				print "<label>" . __('Place in category:') . "</label> ";
+                print "<label>" . __('Place in category:') . "</label> ";
 
-				print_feed_cat_select("cat_id", $cat_id,
-					'dojoType="fox.form.Select"');
+                print_feed_cat_select("cat_id", $cat_id,
+                    'dojoType="fox.form.Select"');
 
-				print "</fieldset>";
-			}
+                print "</fieldset>";
+            }
 
-			/* Site URL  */
+            /* Site URL  */
 
-			$site_url = htmlspecialchars($row["site_url"]);
+            $site_url = htmlspecialchars($row["site_url"]);
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>" . __('Site URL:') . "</label> ";
-			print "<input dojoType='dijit.form.ValidationTextBox' required='1'
+            print "<label>" . __('Site URL:') . "</label> ";
+            print "<input dojoType='dijit.form.ValidationTextBox' required='1'
 				placeHolder=\"".__("Site URL")."\"
 				regExp='^(http|https)://.*' style='width : 300px'
 				name='site_url' value=\"$site_url\">";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			/* FTS Stemming Language */
+            /* FTS Stemming Language */
 
-			if (DB_TYPE == "pgsql") {
-				$feed_language = $row["feed_language"];
+            if (DB_TYPE == "pgsql") {
+                $feed_language = $row["feed_language"];
 
-				if (!$feed_language)
-					$feed_language = get_pref('DEFAULT_SEARCH_LANGUAGE');
+                if (!$feed_language)
+                    $feed_language = get_pref('DEFAULT_SEARCH_LANGUAGE');
 
-				print "<fieldset>";
+                print "<fieldset>";
 
-				print "<label>" . __('Language:') . "</label> ";
-				print_select("feed_language", $feed_language, $this::get_ts_languages(),
-					'dojoType="fox.form.Select"');
+                print "<label>" . __('Language:') . "</label> ";
+                print_select("feed_language", $feed_language, $this::get_ts_languages(),
+                    'dojoType="fox.form.Select"');
 
-				print "</fieldset>";
-			}
+                print "</fieldset>";
+            }
 
-			print "</section>";
+            print "</section>";
 
-			print "<header>".__("Update")."</header>";
-			print "<section>";
+            print "<header>".__("Update")."</header>";
+            print "<section>";
 
-			/* Update Interval */
+            /* Update Interval */
 
-			$update_interval = $row["update_interval"];
+            $update_interval = $row["update_interval"];
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>".__("Interval:")."</label> ";
+            print "<label>".__("Interval:")."</label> ";
 
-			print_select_hash("update_interval", $update_interval, $update_intervals,
-				'dojoType="fox.form.Select"');
+            print_select_hash("update_interval", $update_interval, $update_intervals,
+                'dojoType="fox.form.Select"');
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			/* Purge intl */
+            /* Purge intl */
 
-			$purge_interval = $row["purge_interval"];
+            $purge_interval = $row["purge_interval"];
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>" . __('Article purging:') . "</label> ";
+            print "<label>" . __('Article purging:') . "</label> ";
 
-			print_select_hash("purge_interval", $purge_interval, $purge_intervals,
-				'dojoType="fox.form.Select" ' .
-				((FORCE_ARTICLE_PURGE == 0) ? "" : 'disabled="1"'));
+            print_select_hash("purge_interval", $purge_interval, $purge_intervals,
+                'dojoType="fox.form.Select" ' .
+                ((FORCE_ARTICLE_PURGE == 0) ? "" : 'disabled="1"'));
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			print "</section>";
+            print "</section>";
 
-			$auth_login = htmlspecialchars($row["auth_login"]);
-			$auth_pass = htmlspecialchars($row["auth_pass"]);
+            $auth_login = htmlspecialchars($row["auth_login"]);
+            $auth_pass = htmlspecialchars($row["auth_pass"]);
 
-			$auth_enabled = $auth_login !== '' || $auth_pass !== '';
+            $auth_enabled = $auth_login !== '' || $auth_pass !== '';
 
-			$auth_style = $auth_enabled ? '' : 'display: none';
-			print "<div id='feedEditDlg_loginContainer' style='$auth_style'>";
-			print "<header>".__("Authentication")."</header>";
-			print "<section>";
+            $auth_style = $auth_enabled ? '' : 'display: none';
+            print "<div id='feedEditDlg_loginContainer' style='$auth_style'>";
+            print "<header>".__("Authentication")."</header>";
+            print "<section>";
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<input dojoType='dijit.form.TextBox' id='feedEditDlg_login'
+            print "<input dojoType='dijit.form.TextBox' id='feedEditDlg_login'
 				placeHolder='".__("Login")."'
 				autocomplete='new-password'
 				name='auth_login' value=\"$auth_login\">";
 
-			print "</fieldset><fieldset>";
+            print "</fieldset><fieldset>";
 
-			print "<input dojoType='dijit.form.TextBox' type='password' name='auth_pass'
+            print "<input dojoType='dijit.form.TextBox' type='password' name='auth_pass'
 				autocomplete='new-password'
 				placeHolder='".__("Password")."'
 				value=\"$auth_pass\">";
 
-			print "<div dojoType='dijit.Tooltip' connectId='feedEditDlg_login' position='below'>
+            print "<div dojoType='dijit.Tooltip' connectId='feedEditDlg_login' position='below'>
 				".__('<b>Hint:</b> you need to fill in your login information if your feed requires authentication, except for Twitter feeds.')."
 				</div>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			print "</section></div>";
+            print "</section></div>";
 
-			$auth_checked = $auth_enabled ? 'checked' : '';
-			print "<label class='checkbox'>
+            $auth_checked = $auth_enabled ? 'checked' : '';
+            print "<label class='checkbox'>
 				<input type='checkbox' $auth_checked name='need_auth' dojoType='dijit.form.CheckBox' id='feedEditDlg_loginCheck'
 						onclick='displayIfChecked(this, \"feedEditDlg_loginContainer\")'>
 					".__('This feed requires authentication.')."</label>";
 
-			print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Options').'">';
+            print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Options').'">';
 
-			print "<section class='narrow'>";
+            print "<section class='narrow'>";
 
-			$include_in_digest = $row["include_in_digest"];
+            $include_in_digest = $row["include_in_digest"];
 
-			if ($include_in_digest) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($include_in_digest) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
+            print "<fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"include_in_digest\"
+            print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"include_in_digest\"
 				name=\"include_in_digest\"
 				$checked> ".__('Include in e-mail digest')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			$always_display_enclosures = $row["always_display_enclosures"];
+            $always_display_enclosures = $row["always_display_enclosures"];
 
-			if ($always_display_enclosures) {
-				$checked = "checked";
-			} else {
-				$checked = "";
-			}
+            if ($always_display_enclosures) {
+                $checked = "checked";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
+            print "<fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"always_display_enclosures\"
+            print "<label class='checkbox'><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" id=\"always_display_enclosures\"
 				name=\"always_display_enclosures\"
 				$checked> ".__('Always display image attachments')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			$hide_images = $row["hide_images"];
+            $hide_images = $row["hide_images"];
 
-			if ($hide_images) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($hide_images) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
+            print "<fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='hide_images'
+            print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='hide_images'
 				name='hide_images' $checked> ".__('Do not embed media')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			$cache_images = $row["cache_images"];
+            $cache_images = $row["cache_images"];
 
-			if ($cache_images) {
-				$checked = "checked=\"1\"";
-			} else {
-				$checked = "";
-			}
+            if ($cache_images) {
+                $checked = "checked=\"1\"";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
+            print "<fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='cache_images'
+            print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='cache_images'
 				name='cache_images' $checked> ". __('Cache media')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			$mark_unread_on_update = $row["mark_unread_on_update"];
+            $mark_unread_on_update = $row["mark_unread_on_update"];
 
-			if ($mark_unread_on_update) {
-				$checked = "checked";
-			} else {
-				$checked = "";
-			}
+            if ($mark_unread_on_update) {
+                $checked = "checked";
+            } else {
+                $checked = "";
+            }
 
-			print "<fieldset class='narrow'>";
+            print "<fieldset class='narrow'>";
 
-			print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='mark_unread_on_update'
+            print "<label class='checkbox'><input dojoType='dijit.form.CheckBox' type='checkbox' id='mark_unread_on_update'
 				name='mark_unread_on_update' $checked> ".__('Mark updated articles as unread')."</label>";
 
-			print "</fieldset>";
+            print "</fieldset>";
 
-			print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Icon').'">';
+            print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Icon').'">';
 
-			/* Icon */
+            /* Icon */
 
-			print "<img class='feedIcon feed-editor-icon' src=\"".Feeds::getFeedIcon($feed_id)."\">";
+            print "<img class='feedIcon feed-editor-icon' src=\"".Feeds::getFeedIcon($feed_id)."\">";
 
-			print "<form onsubmit='return false;' id='feed_icon_upload_form'
+            print "<form onsubmit='return false;' id='feed_icon_upload_form'
 				enctype='multipart/form-data' method='POST'>
 			<label class='dijitButton'>".__("Choose file...")."
 				<input style='display: none' id='icon_file' size='10' name='icon_file' type='file'>
@@ -775,231 +775,231 @@ 
 				type='submit'>".__('Remove')."</button>
 			</form>";
 
-			print "</section>";
+            print "</section>";
 
-			print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Plugins').'">';
+            print '</div><div dojoType="dijit.layout.ContentPane" title="'.__('Plugins').'">';
 
-			PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_EDIT_FEED,
-				"hook_prefs_edit_feed", $feed_id);
+            PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_EDIT_FEED,
+                "hook_prefs_edit_feed", $feed_id);
 
-			print "</div></div>";
+            print "</div></div>";
 
-			$title = htmlspecialchars($title, ENT_QUOTES);
+            $title = htmlspecialchars($title, ENT_QUOTES);
 
-			print "<footer>
+            print "<footer>
 				<button style='float : left' class='alt-danger' dojoType='dijit.form.Button' onclick='return CommonDialogs.unsubscribeFeed($feed_id, \"$title\")'>".
-					__('Unsubscribe')."</button>
+                    __('Unsubscribe')."</button>
 				<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return dijit.byId('feedEditDlg').execute()\">".__('Save')."</button>
 				<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('feedEditDlg').hide()\">".__('Cancel')."</button>
 				</footer>";
-		}
-	}
+        }
+    }
 
-	public function editfeeds() {
-		global $purge_intervals;
-		global $update_intervals;
+    public function editfeeds() {
+        global $purge_intervals;
+        global $update_intervals;
 
-		$feed_ids = clean($_REQUEST["ids"]);
+        $feed_ids = clean($_REQUEST["ids"]);
 
-		print_notice("Enable the options you wish to apply using checkboxes on the right:");
+        print_notice("Enable the options you wish to apply using checkboxes on the right:");
 
-		print "<p>";
+        print "<p>";
 
-		print_hidden("ids", "$feed_ids");
-		print_hidden("op", "pref-feeds");
-		print_hidden("method", "batchEditSave");
+        print_hidden("ids", "$feed_ids");
+        print_hidden("op", "pref-feeds");
+        print_hidden("method", "batchEditSave");
 
-		print "<header>".__("Feed")."</header>";
-		print "<section>";
+        print "<header>".__("Feed")."</header>";
+        print "<section>";
 
-		/* Category */
+        /* Category */
 
-		if (get_pref('ENABLE_FEED_CATS')) {
+        if (get_pref('ENABLE_FEED_CATS')) {
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>" . __('Place in category:') . "</label> ";
+            print "<label>" . __('Place in category:') . "</label> ";
 
-			print_feed_cat_select("cat_id", false,
-				'disabled="1" dojoType="fox.form.Select"');
+            print_feed_cat_select("cat_id", false,
+                'disabled="1" dojoType="fox.form.Select"');
 
-			$this->batch_edit_cbox("cat_id");
+            $this->batch_edit_cbox("cat_id");
 
-			print "</fieldset>";
-		}
+            print "</fieldset>";
+        }
 
-		/* FTS Stemming Language */
+        /* FTS Stemming Language */
 
-		if (DB_TYPE == "pgsql") {
-			print "<fieldset>";
+        if (DB_TYPE == "pgsql") {
+            print "<fieldset>";
 
-			print "<label>" . __('Language:') . "</label> ";
-			print_select("feed_language", "", $this::get_ts_languages(),
-				'disabled="1" dojoType="fox.form.Select"');
+            print "<label>" . __('Language:') . "</label> ";
+            print_select("feed_language", "", $this::get_ts_languages(),
+                'disabled="1" dojoType="fox.form.Select"');
 
-			$this->batch_edit_cbox("feed_language");
+            $this->batch_edit_cbox("feed_language");
 
-			print "</fieldset>";
-		}
+            print "</fieldset>";
+        }
 
-		print "</section>";
+        print "</section>";
 
-		print "<header>".__("Update")."</header>";
-		print "<section>";
+        print "<header>".__("Update")."</header>";
+        print "<section>";
 
-		/* Update Interval */
+        /* Update Interval */
 
-		print "<fieldset>";
+        print "<fieldset>";
 
-		print "<label>".__("Interval:")."</label> ";
+        print "<label>".__("Interval:")."</label> ";
 
-		print_select_hash("update_interval", "", $update_intervals,
-			'disabled="1" dojoType="fox.form.Select"');
+        print_select_hash("update_interval", "", $update_intervals,
+            'disabled="1" dojoType="fox.form.Select"');
 
-		$this->batch_edit_cbox("update_interval");
+        $this->batch_edit_cbox("update_interval");
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		/* Purge intl */
+        /* Purge intl */
 
-		if (FORCE_ARTICLE_PURGE == 0) {
+        if (FORCE_ARTICLE_PURGE == 0) {
 
-			print "<fieldset>";
+            print "<fieldset>";
 
-			print "<label>" . __('Article purging:') . "</label> ";
+            print "<label>" . __('Article purging:') . "</label> ";
 
-			print_select_hash("purge_interval", "", $purge_intervals,
-				'disabled="1" dojoType="fox.form.Select"');
+            print_select_hash("purge_interval", "", $purge_intervals,
+                'disabled="1" dojoType="fox.form.Select"');
 
-			$this->batch_edit_cbox("purge_interval");
+            $this->batch_edit_cbox("purge_interval");
 
-			print "</fieldset>";
-		}
+            print "</fieldset>";
+        }
 
-		print "</section>";
-		print "<header>".__("Authentication")."</header>";
-		print "<section>";
+        print "</section>";
+        print "<header>".__("Authentication")."</header>";
+        print "<section>";
 
-		print "<fieldset>";
+        print "<fieldset>";
 
-		print "<input dojoType='dijit.form.TextBox'
+        print "<input dojoType='dijit.form.TextBox'
 			placeHolder=\"".__("Login")."\" disabled='1'
 			autocomplete='new-password'
 			name='auth_login' value=''>";
 
-		$this->batch_edit_cbox("auth_login");
+        $this->batch_edit_cbox("auth_login");
 
-		print "<input dojoType='dijit.form.TextBox' type='password' name='auth_pass'
+        print "<input dojoType='dijit.form.TextBox' type='password' name='auth_pass'
 			autocomplete='new-password'
 			placeHolder=\"".__("Password")."\" disabled='1'
 			value=''>";
 
-		$this->batch_edit_cbox("auth_pass");
+        $this->batch_edit_cbox("auth_pass");
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "</section>";
-		print "<header>".__("Options")."</header>";
-		print "<section>";
+        print "</section>";
+        print "<header>".__("Options")."</header>";
+        print "<section>";
 
-		print "<fieldset class='narrow'>";
-		print "<label class='checkbox'><input disabled='1' type='checkbox' id='include_in_digest'
+        print "<fieldset class='narrow'>";
+        print "<label class='checkbox'><input disabled='1' type='checkbox' id='include_in_digest'
 			name='include_in_digest' dojoType='dijit.form.CheckBox'>&nbsp;".__('Include in e-mail digest')."</label>";
 
-		print "&nbsp;"; $this->batch_edit_cbox("include_in_digest", "include_in_digest_l");
+        print "&nbsp;"; $this->batch_edit_cbox("include_in_digest", "include_in_digest_l");
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input disabled='1' type='checkbox' id='always_display_enclosures'
+        print "<label class='checkbox'><input disabled='1' type='checkbox' id='always_display_enclosures'
 			name='always_display_enclosures' dojoType='dijit.form.CheckBox'>&nbsp;".__('Always display image attachments')."</label>";
 
-		print "&nbsp;"; $this->batch_edit_cbox("always_display_enclosures", "always_display_enclosures_l");
+        print "&nbsp;"; $this->batch_edit_cbox("always_display_enclosures", "always_display_enclosures_l");
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input disabled='1' type='checkbox' id='hide_images'
+        print "<label class='checkbox'><input disabled='1' type='checkbox' id='hide_images'
 			name='hide_images' dojoType='dijit.form.CheckBox'>&nbsp;". __('Do not embed media')."</label>";
 
-		print "&nbsp;"; $this->batch_edit_cbox("hide_images", "hide_images_l");
+        print "&nbsp;"; $this->batch_edit_cbox("hide_images", "hide_images_l");
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input disabled='1' type='checkbox' id='cache_images'
+        print "<label class='checkbox'><input disabled='1' type='checkbox' id='cache_images'
 			name='cache_images' dojoType='dijit.form.CheckBox'>&nbsp;".__('Cache media')."</label>";
 
-		print "&nbsp;"; $this->batch_edit_cbox("cache_images", "cache_images_l");
+        print "&nbsp;"; $this->batch_edit_cbox("cache_images", "cache_images_l");
 
-		print "</fieldset><fieldset class='narrow'>";
+        print "</fieldset><fieldset class='narrow'>";
 
-		print "<label class='checkbox'><input disabled='1' type='checkbox' id='mark_unread_on_update'
+        print "<label class='checkbox'><input disabled='1' type='checkbox' id='mark_unread_on_update'
 			name='mark_unread_on_update' dojoType='dijit.form.CheckBox'>&nbsp;".__('Mark updated articles as unread')."</label>";
 
-		print "&nbsp;"; $this->batch_edit_cbox("mark_unread_on_update", "mark_unread_on_update_l");
+        print "&nbsp;"; $this->batch_edit_cbox("mark_unread_on_update", "mark_unread_on_update_l");
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "</section>";
+        print "</section>";
 
-		print "<footer>
+        print "<footer>
 			<button dojoType='dijit.form.Button' type='submit' class='alt-primary'
 				onclick=\"return dijit.byId('feedEditDlg').execute()\">".
-				__('Save')."</button>
+                __('Save')."</button>
 			<button dojoType='dijit.form.Button'
 			onclick=\"return dijit.byId('feedEditDlg').hide()\">".
-				__('Cancel')."</button>
+                __('Cancel')."</button>
 			</footer>";
 
-		return;
-	}
-
-	public function batchEditSave() {
-		return $this->editsaveops(true);
-	}
-
-	public function editSave() {
-		return $this->editsaveops(false);
-	}
-
-	public function editsaveops($batch) {
-
-		$feed_title = trim(clean($_POST["title"]));
-		$feed_url = trim(clean($_POST["feed_url"]));
-		$site_url = trim(clean($_POST["site_url"]));
-		$upd_intl = (int) clean($_POST["update_interval"]);
-		$purge_intl = (int) clean($_POST["purge_interval"]);
-		$feed_id = (int) clean($_POST["id"]); /* editSave */
-		$feed_ids = explode(",", clean($_POST["ids"])); /* batchEditSave */
-		$cat_id = (int) clean($_POST["cat_id"]);
-		$auth_login = trim(clean($_POST["auth_login"]));
-		$auth_pass = trim(clean($_POST["auth_pass"]));
-		$private = checkbox_to_sql_bool(clean($_POST["private"]));
-		$include_in_digest = checkbox_to_sql_bool(
-			clean($_POST["include_in_digest"]));
-		$cache_images = checkbox_to_sql_bool(
-			clean($_POST["cache_images"]));
-		$hide_images = checkbox_to_sql_bool(
-			clean($_POST["hide_images"]));
-		$always_display_enclosures = checkbox_to_sql_bool(
-			clean($_POST["always_display_enclosures"]));
-
-		$mark_unread_on_update = checkbox_to_sql_bool(
-			clean($_POST["mark_unread_on_update"]));
-
-		$feed_language = trim(clean($_POST["feed_language"]));
-
-		if (!$batch) {
-			if (clean($_POST["need_auth"]) !== 'on') {
-				$auth_login = '';
-				$auth_pass = '';
-			}
-
-			/* $sth = $this->pdo->prepare("SELECT feed_url FROM ttrss_feeds WHERE id = ?");
+        return;
+    }
+
+    public function batchEditSave() {
+        return $this->editsaveops(true);
+    }
+
+    public function editSave() {
+        return $this->editsaveops(false);
+    }
+
+    public function editsaveops($batch) {
+
+        $feed_title = trim(clean($_POST["title"]));
+        $feed_url = trim(clean($_POST["feed_url"]));
+        $site_url = trim(clean($_POST["site_url"]));
+        $upd_intl = (int) clean($_POST["update_interval"]);
+        $purge_intl = (int) clean($_POST["purge_interval"]);
+        $feed_id = (int) clean($_POST["id"]); /* editSave */
+        $feed_ids = explode(",", clean($_POST["ids"])); /* batchEditSave */
+        $cat_id = (int) clean($_POST["cat_id"]);
+        $auth_login = trim(clean($_POST["auth_login"]));
+        $auth_pass = trim(clean($_POST["auth_pass"]));
+        $private = checkbox_to_sql_bool(clean($_POST["private"]));
+        $include_in_digest = checkbox_to_sql_bool(
+            clean($_POST["include_in_digest"]));
+        $cache_images = checkbox_to_sql_bool(
+            clean($_POST["cache_images"]));
+        $hide_images = checkbox_to_sql_bool(
+            clean($_POST["hide_images"]));
+        $always_display_enclosures = checkbox_to_sql_bool(
+            clean($_POST["always_display_enclosures"]));
+
+        $mark_unread_on_update = checkbox_to_sql_bool(
+            clean($_POST["mark_unread_on_update"]));
+
+        $feed_language = trim(clean($_POST["feed_language"]));
+
+        if (!$batch) {
+            if (clean($_POST["need_auth"]) !== 'on') {
+                $auth_login = '';
+                $auth_pass = '';
+            }
+
+            /* $sth = $this->pdo->prepare("SELECT feed_url FROM ttrss_feeds WHERE id = ?");
 			$sth->execute([$feed_id]);
 			$row = $sth->fetch();$orig_feed_url = $row["feed_url"];
 
 			$reset_basic_info = $orig_feed_url != $feed_url; */
 
-			$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET
+            $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET
 				cat_id = :cat_id,
 				title = :title,
 				feed_url = :feed_url,
@@ -1018,253 +1018,253 @@ 
 				feed_language = :feed_language
 			WHERE id = :id AND owner_uid = :uid");
 
-			$sth->execute([":title" => $feed_title,
-					":cat_id" => $cat_id ? $cat_id : null,
-					":feed_url" => $feed_url,
-					":site_url" => $site_url,
-					":upd_intl" => $upd_intl,
-					":purge_intl" => $purge_intl,
-					":auth_login" => $auth_login,
-					":auth_pass" => $auth_pass,
-					":private" => (int)$private,
-					":cache_images" => (int)$cache_images,
-					":hide_images" => (int)$hide_images,
-					":include_in_digest" => (int)$include_in_digest,
-					":always_display_enclosures" => (int)$always_display_enclosures,
-					":mark_unread_on_update" => (int)$mark_unread_on_update,
-					":feed_language" => $feed_language,
-					":id" => $feed_id,
-					":uid" => $_SESSION['uid']]);
+            $sth->execute([":title" => $feed_title,
+                    ":cat_id" => $cat_id ? $cat_id : null,
+                    ":feed_url" => $feed_url,
+                    ":site_url" => $site_url,
+                    ":upd_intl" => $upd_intl,
+                    ":purge_intl" => $purge_intl,
+                    ":auth_login" => $auth_login,
+                    ":auth_pass" => $auth_pass,
+                    ":private" => (int)$private,
+                    ":cache_images" => (int)$cache_images,
+                    ":hide_images" => (int)$hide_images,
+                    ":include_in_digest" => (int)$include_in_digest,
+                    ":always_display_enclosures" => (int)$always_display_enclosures,
+                    ":mark_unread_on_update" => (int)$mark_unread_on_update,
+                    ":feed_language" => $feed_language,
+                    ":id" => $feed_id,
+                    ":uid" => $_SESSION['uid']]);
 
 /*			if ($reset_basic_info) {
 				RSSUtils::set_basic_feed_info($feed_id);
 			} */
 
-			PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_SAVE_FEED,
-				"hook_prefs_save_feed", $feed_id);
+            PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_SAVE_FEED,
+                "hook_prefs_save_feed", $feed_id);
 
-		} else {
-			$feed_data = array();
+        } else {
+            $feed_data = array();
 
-			foreach (array_keys($_POST) as $k) {
-				if ($k != "op" && $k != "method" && $k != "ids") {
-					$feed_data[$k] = clean($_POST[$k]);
-				}
-			}
+            foreach (array_keys($_POST) as $k) {
+                if ($k != "op" && $k != "method" && $k != "ids") {
+                    $feed_data[$k] = clean($_POST[$k]);
+                }
+            }
 
-			$this->pdo->beginTransaction();
+            $this->pdo->beginTransaction();
 
-			$feed_ids_qmarks = arr_qmarks($feed_ids);
+            $feed_ids_qmarks = arr_qmarks($feed_ids);
 
-			foreach (array_keys($feed_data) as $k) {
+            foreach (array_keys($feed_data) as $k) {
 
-				$qpart = "";
+                $qpart = "";
 
-				switch ($k) {
-					case "title":
-						$qpart = "title = " . $this->pdo->quote($feed_title);
-						break;
+                switch ($k) {
+                    case "title":
+                        $qpart = "title = " . $this->pdo->quote($feed_title);
+                        break;
 
-					case "feed_url":
-						$qpart = "feed_url = " . $this->pdo->quote($feed_url);
-						break;
+                    case "feed_url":
+                        $qpart = "feed_url = " . $this->pdo->quote($feed_url);
+                        break;
 
-					case "update_interval":
-						$qpart = "update_interval = " . $this->pdo->quote($upd_intl);
-						break;
+                    case "update_interval":
+                        $qpart = "update_interval = " . $this->pdo->quote($upd_intl);
+                        break;
 
-					case "purge_interval":
-						$qpart = "purge_interval =" . $this->pdo->quote($purge_intl);
-						break;
+                    case "purge_interval":
+                        $qpart = "purge_interval =" . $this->pdo->quote($purge_intl);
+                        break;
 
-					case "auth_login":
-						$qpart = "auth_login = " . $this->pdo->quote($auth_login);
-						break;
+                    case "auth_login":
+                        $qpart = "auth_login = " . $this->pdo->quote($auth_login);
+                        break;
 
-					case "auth_pass":
-						$qpart = "auth_pass =" . $this->pdo->quote($auth_pass). ", auth_pass_encrypted = false";
-						break;
+                    case "auth_pass":
+                        $qpart = "auth_pass =" . $this->pdo->quote($auth_pass). ", auth_pass_encrypted = false";
+                        break;
 
-					case "private":
-						$qpart = "private = " . $this->pdo->quote($private);
-						break;
+                    case "private":
+                        $qpart = "private = " . $this->pdo->quote($private);
+                        break;
 
-					case "include_in_digest":
-						$qpart = "include_in_digest = " . $this->pdo->quote($include_in_digest);
-						break;
+                    case "include_in_digest":
+                        $qpart = "include_in_digest = " . $this->pdo->quote($include_in_digest);
+                        break;
 
-					case "always_display_enclosures":
-						$qpart = "always_display_enclosures = " . $this->pdo->quote($always_display_enclosures);
-						break;
+                    case "always_display_enclosures":
+                        $qpart = "always_display_enclosures = " . $this->pdo->quote($always_display_enclosures);
+                        break;
 
-					case "mark_unread_on_update":
-						$qpart = "mark_unread_on_update = " . $this->pdo->quote($mark_unread_on_update);
-						break;
+                    case "mark_unread_on_update":
+                        $qpart = "mark_unread_on_update = " . $this->pdo->quote($mark_unread_on_update);
+                        break;
 
-					case "cache_images":
-						$qpart = "cache_images = " . $this->pdo->quote($cache_images);
-						break;
+                    case "cache_images":
+                        $qpart = "cache_images = " . $this->pdo->quote($cache_images);
+                        break;
 
-					case "hide_images":
-						$qpart = "hide_images = " . $this->pdo->quote($hide_images);
-						break;
+                    case "hide_images":
+                        $qpart = "hide_images = " . $this->pdo->quote($hide_images);
+                        break;
 
-					case "cat_id":
-						if (get_pref('ENABLE_FEED_CATS')) {
-							if ($cat_id) {
-								$qpart = "cat_id = " . $this->pdo->quote($cat_id);
-							} else {
-								$qpart = 'cat_id = NULL';
-							}
-						} else {
-							$qpart = "";
-						}
+                    case "cat_id":
+                        if (get_pref('ENABLE_FEED_CATS')) {
+                            if ($cat_id) {
+                                $qpart = "cat_id = " . $this->pdo->quote($cat_id);
+                            } else {
+                                $qpart = 'cat_id = NULL';
+                            }
+                        } else {
+                            $qpart = "";
+                        }
 
-						break;
+                        break;
 
-					case "feed_language":
-						$qpart = "feed_language = " . $this->pdo->quote($feed_language);
-						break;
+                    case "feed_language":
+                        $qpart = "feed_language = " . $this->pdo->quote($feed_language);
+                        break;
 
-				}
+                }
 
-				if ($qpart) {
-					$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET $qpart WHERE id IN ($feed_ids_qmarks)
+                if ($qpart) {
+                    $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET $qpart WHERE id IN ($feed_ids_qmarks)
 						AND owner_uid = ?");
-					$sth->execute(array_merge($feed_ids, [$_SESSION['uid']]));
-				}
-			}
+                    $sth->execute(array_merge($feed_ids, [$_SESSION['uid']]));
+                }
+            }
 
-			$this->pdo->commit();
-		}
-		return;
-	}
+            $this->pdo->commit();
+        }
+        return;
+    }
 
-	public function remove() {
+    public function remove() {
 
-		$ids = explode(",", clean($_REQUEST["ids"]));
+        $ids = explode(",", clean($_REQUEST["ids"]));
 
-		foreach ($ids as $id) {
-			Pref_Feeds::remove_feed($id, $_SESSION["uid"]);
-		}
+        foreach ($ids as $id) {
+            Pref_Feeds::remove_feed($id, $_SESSION["uid"]);
+        }
 
-		return;
-	}
+        return;
+    }
 
-	public function removeCat() {
-		$ids = explode(",", clean($_REQUEST["ids"]));
-		foreach ($ids as $id) {
-			$this->remove_feed_category($id, $_SESSION["uid"]);
-		}
-	}
+    public function removeCat() {
+        $ids = explode(",", clean($_REQUEST["ids"]));
+        foreach ($ids as $id) {
+            $this->remove_feed_category($id, $_SESSION["uid"]);
+        }
+    }
 
-	public function addCat() {
-		$feed_cat = trim(clean($_REQUEST["cat"]));
+    public function addCat() {
+        $feed_cat = trim(clean($_REQUEST["cat"]));
 
-		Feeds::add_feed_category($feed_cat);
-	}
+        Feeds::add_feed_category($feed_cat);
+    }
 
-	public function index() {
+    public function index() {
 
-		print "<div dojoType='dijit.layout.AccordionContainer' region='center'>";
-		print "<div style='padding : 0px' dojoType='dijit.layout.AccordionPane'
+        print "<div dojoType='dijit.layout.AccordionContainer' region='center'>";
+        print "<div style='padding : 0px' dojoType='dijit.layout.AccordionPane'
 			title=\"<i class='material-icons'>rss_feed</i> ".__('Feeds')."\">";
 
-		$sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
+        $sth = $this->pdo->prepare("SELECT COUNT(id) AS num_errors
 			FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			$num_errors = $row["num_errors"];
-		} else {
-			$num_errors = 0;
-		}
+        if ($row = $sth->fetch()) {
+            $num_errors = $row["num_errors"];
+        } else {
+            $num_errors = 0;
+        }
 
-		if ($num_errors > 0) {
+        if ($num_errors > 0) {
 
-			$error_button = "<button dojoType=\"dijit.form.Button\"
+            $error_button = "<button dojoType=\"dijit.form.Button\"
 			  		onclick=\"CommonDialogs.showFeedsWithErrors()\" id=\"errorButton\">" .
-				__("Feeds with errors") . "</button>";
-		}
+                __("Feeds with errors") . "</button>";
+        }
 
-		$inactive_button = "<button dojoType=\"dijit.form.Button\"
+        $inactive_button = "<button dojoType=\"dijit.form.Button\"
 				id=\"pref_feeds_inactive_btn\"
 				style=\"display : none\"
 				onclick=\"dijit.byId('feedTree').showInactiveFeeds()\">" .
-				__("Inactive feeds") . "</button>";
+                __("Inactive feeds") . "</button>";
 
-		$feed_search = clean($_REQUEST["search"]);
+        $feed_search = clean($_REQUEST["search"]);
 
-		if (array_key_exists("search", $_REQUEST)) {
-			$_SESSION["prefs_feed_search"] = $feed_search;
-		} else {
-			$feed_search = $_SESSION["prefs_feed_search"];
-		}
+        if (array_key_exists("search", $_REQUEST)) {
+            $_SESSION["prefs_feed_search"] = $feed_search;
+        } else {
+            $feed_search = $_SESSION["prefs_feed_search"];
+        }
 
-		print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
+        print '<div dojoType="dijit.layout.BorderContainer" gutters="false">';
 
-		print "<div region='top' dojoType=\"fox.Toolbar\">"; #toolbar
+        print "<div region='top' dojoType=\"fox.Toolbar\">"; #toolbar
 
-		print "<div style='float : right; padding-right : 4px;'>
+        print "<div style='float : right; padding-right : 4px;'>
 			<input dojoType=\"dijit.form.TextBox\" id=\"feed_search\" size=\"20\" type=\"search\"
 				value=\"$feed_search\">
 			<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('feedTree').reload()\">".
-				__('Search')."</button>
+                __('Search')."</button>
 			</div>";
 
-		print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-		print "<div onclick=\"dijit.byId('feedTree').model.setAllChecked(true)\"
+        print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+        print "<div onclick=\"dijit.byId('feedTree').model.setAllChecked(true)\"
 			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
-		print "<div onclick=\"dijit.byId('feedTree').model.setAllChecked(false)\"
+        print "<div onclick=\"dijit.byId('feedTree').model.setAllChecked(false)\"
 			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
-		print "</div></div>";
+        print "</div></div>";
 
-		print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Feeds')."</span>";
-		print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-		print "<div onclick=\"CommonDialogs.quickAddFeed()\"
+        print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Feeds')."</span>";
+        print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+        print "<div onclick=\"CommonDialogs.quickAddFeed()\"
 			dojoType=\"dijit.MenuItem\">".__('Subscribe to feed')."</div>";
-		print "<div onclick=\"dijit.byId('feedTree').editSelectedFeed()\"
+        print "<div onclick=\"dijit.byId('feedTree').editSelectedFeed()\"
 			dojoType=\"dijit.MenuItem\">".__('Edit selected feeds')."</div>";
-		print "<div onclick=\"dijit.byId('feedTree').resetFeedOrder()\"
+        print "<div onclick=\"dijit.byId('feedTree').resetFeedOrder()\"
 			dojoType=\"dijit.MenuItem\">".__('Reset sort order')."</div>";
-		print "<div onclick=\"dijit.byId('feedTree').batchSubscribe()\"
+        print "<div onclick=\"dijit.byId('feedTree').batchSubscribe()\"
 			dojoType=\"dijit.MenuItem\">".__('Batch subscribe')."</div>";
-		print "<div dojoType=\"dijit.MenuItem\" onclick=\"dijit.byId('feedTree').removeSelectedFeeds()\">"
-			.__('Unsubscribe')."</div> ";
-		print "</div></div>";
-
-		if (get_pref('ENABLE_FEED_CATS')) {
-			print "<div dojoType=\"fox.form.DropDownButton\">".
-					"<span>" . __('Categories')."</span>";
-			print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-			print "<div onclick=\"dijit.byId('feedTree').createCategory()\"
+        print "<div dojoType=\"dijit.MenuItem\" onclick=\"dijit.byId('feedTree').removeSelectedFeeds()\">"
+            .__('Unsubscribe')."</div> ";
+        print "</div></div>";
+
+        if (get_pref('ENABLE_FEED_CATS')) {
+            print "<div dojoType=\"fox.form.DropDownButton\">".
+                    "<span>" . __('Categories')."</span>";
+            print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+            print "<div onclick=\"dijit.byId('feedTree').createCategory()\"
 				dojoType=\"dijit.MenuItem\">".__('Add category')."</div>";
-			print "<div onclick=\"dijit.byId('feedTree').resetCatOrder()\"
+            print "<div onclick=\"dijit.byId('feedTree').resetCatOrder()\"
 				dojoType=\"dijit.MenuItem\">".__('Reset sort order')."</div>";
-			print "<div onclick=\"dijit.byId('feedTree').removeSelectedCategories()\"
+            print "<div onclick=\"dijit.byId('feedTree').removeSelectedCategories()\"
 				dojoType=\"dijit.MenuItem\">".__('Remove selected')."</div>";
-			print "</div></div>";
+            print "</div></div>";
 
-		}
+        }
 
-		print $error_button;
-		print $inactive_button;
+        print $error_button;
+        print $inactive_button;
 
-		print "</div>"; # toolbar
+        print "</div>"; # toolbar
 
-		//print '</div>';
-		print '<div style="padding : 0px" dojoType="dijit.layout.ContentPane" region="center">';
+        //print '</div>';
+        print '<div style="padding : 0px" dojoType="dijit.layout.ContentPane" region="center">';
 
-		print "<div id=\"feedlistLoading\">
+        print "<div id=\"feedlistLoading\">
 		<img src='images/indicator_tiny.gif'>".
-		 __("Loading, please wait...")."</div>";
+            __("Loading, please wait...")."</div>";
 
-		$auto_expand = $feed_search != "" ? "true" : "false";
+        $auto_expand = $feed_search != "" ? "true" : "false";
 
-		print "<div dojoType=\"fox.PrefFeedStore\" jsId=\"feedStore\"
+        print "<div dojoType=\"fox.PrefFeedStore\" jsId=\"feedStore\"
 			url=\"backend.php?op=pref-feeds&method=getfeedtree\">
 		</div>
 		<div dojoType=\"lib.CheckBoxStoreModel\" jsId=\"feedModel\" store=\"feedStore\"
@@ -1297,23 +1297,23 @@ 
 #			".__('<b>Hint:</b> you can drag feeds and categories around.')."
 #			</div>";
 
-		print '</div>';
-		print '</div>';
+        print '</div>';
+        print '</div>';
 
-		print "</div>"; # feeds pane
+        print "</div>"; # feeds pane
 
-		print "<div dojoType='dijit.layout.AccordionPane'
+        print "<div dojoType='dijit.layout.AccordionPane'
 			title='<i class=\"material-icons\">import_export</i> ".__('OPML')."'>";
 
-		print "<h3>" . __("Using OPML you can export and import your feeds, filters, labels and Tiny Tiny RSS settings.") . "</h3>";
+        print "<h3>" . __("Using OPML you can export and import your feeds, filters, labels and Tiny Tiny RSS settings.") . "</h3>";
 
-		print_notice("Only main settings profile can be migrated using OPML.");
+        print_notice("Only main settings profile can be migrated using OPML.");
 
-		print "<iframe id=\"upload_iframe\"
+        print "<iframe id=\"upload_iframe\"
 			name=\"upload_iframe\" onload=\"Helpers.OPML.onImportComplete(this)\"
 			style=\"width: 400px; height: 100px; display: none;\"></iframe>";
 
-		print "<form  name='opml_form' style='display : inline-block' target='upload_iframe'
+        print "<form  name='opml_form' style='display : inline-block' target='upload_iframe'
 			enctype='multipart/form-data' method='POST'
 			action='backend.php'>
 			<label class='dijitButton'>".__("Choose file...")."
@@ -1322,116 +1322,116 @@ 
 			<input type='hidden' name='op' value='dlg'>
 			<input type='hidden' name='method' value='importOpml'>
 			<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return Helpers.OPML.import();\" type=\"submit\">" .
-			__('Import OPML') . "</button>";
+            __('Import OPML') . "</button>";
 
-		print "</form>";
+        print "</form>";
 
-		print "<form dojoType='dijit.form.Form' id='opmlExportForm' style='display : inline-block'>";
+        print "<form dojoType='dijit.form.Form' id='opmlExportForm' style='display : inline-block'>";
 
-		print "<button dojoType='dijit.form.Button'
+        print "<button dojoType='dijit.form.Button'
 			onclick='Helpers.OPML.export()' >" .
-			__('Export OPML') . "</button>";
+            __('Export OPML') . "</button>";
 
-		print " <label class='checkbox'>";
-		print_checkbox("include_settings", true, "1", "");
-		print " " . __("Include settings");
-		print "</label>";
+        print " <label class='checkbox'>";
+        print_checkbox("include_settings", true, "1", "");
+        print " " . __("Include settings");
+        print "</label>";
 
-		print "</form>";
+        print "</form>";
 
-		print "<p/>";
+        print "<p/>";
 
-		print "<h2>" . __("Published OPML") . "</h2>";
+        print "<h2>" . __("Published OPML") . "</h2>";
 
-		print "<p>" . __('Your OPML can be published publicly and can be subscribed by anyone who knows the URL below.') .
-			" " .
-			__("Published OPML does not include your Tiny Tiny RSS settings, feeds that require authentication or feeds hidden from Popular feeds.") . "</p>";
+        print "<p>" . __('Your OPML can be published publicly and can be subscribed by anyone who knows the URL below.') .
+            " " .
+            __("Published OPML does not include your Tiny Tiny RSS settings, feeds that require authentication or feeds hidden from Popular feeds.") . "</p>";
 
-		print "<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return App.displayDlg('".__("Public OPML URL")."','pubOPMLUrl')\">".
-			__('Display published OPML URL')."</button> ";
+        print "<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return App.displayDlg('".__("Public OPML URL")."','pubOPMLUrl')\">".
+            __('Display published OPML URL')."</button> ";
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
-			"hook_prefs_tab_section", "prefFeedsOPML");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
+            "hook_prefs_tab_section", "prefFeedsOPML");
 
-		print "</div>"; # pane
+        print "</div>"; # pane
 
-		print "<div dojoType=\"dijit.layout.AccordionPane\"
+        print "<div dojoType=\"dijit.layout.AccordionPane\"
 			title=\"<i class='material-icons'>share</i> ".__('Published & shared articles / Generated feeds')."\">";
 
-		print "<h3>" . __('Published articles can be subscribed by anyone who knows the following URL:') . "</h3>";
+        print "<h3>" . __('Published articles can be subscribed by anyone who knows the following URL:') . "</h3>";
 
-		$rss_url = '-2::' . htmlspecialchars(get_self_url_prefix() .
-				"/public.php?op=rss&id=-2&view-mode=all_articles");;
+        $rss_url = '-2::' . htmlspecialchars(get_self_url_prefix() .
+                "/public.php?op=rss&id=-2&view-mode=all_articles");;
 
-		print "<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return App.displayDlg('".__("Show as feed")."','generatedFeed', '$rss_url')\">".
-			__('Display URL')."</button> ";
+        print "<button dojoType='dijit.form.Button' class='alt-primary' onclick=\"return App.displayDlg('".__("Show as feed")."','generatedFeed', '$rss_url')\">".
+            __('Display URL')."</button> ";
 
-		print "<button class=\"alt-danger\" dojoType=\"dijit.form.Button\" onclick=\"return Helpers.clearFeedAccessKeys()\">".
-			__('Clear all generated URLs')."</button> ";
+        print "<button class=\"alt-danger\" dojoType=\"dijit.form.Button\" onclick=\"return Helpers.clearFeedAccessKeys()\">".
+            __('Clear all generated URLs')."</button> ";
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
-			"hook_prefs_tab_section", "prefFeedsPublishedGenerated");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB_SECTION,
+            "hook_prefs_tab_section", "prefFeedsPublishedGenerated");
 
-		print "</div>"; #pane
+        print "</div>"; #pane
 
-		PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
-			"hook_prefs_tab", "prefFeeds");
+        PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
+            "hook_prefs_tab", "prefFeeds");
 
-		print "</div>"; #container
-	}
+        print "</div>"; #container
+    }
 
-	private function feedlist_init_cat($cat_id) {
-		$obj = array();
-		$cat_id = (int) $cat_id;
+    private function feedlist_init_cat($cat_id) {
+        $obj = array();
+        $cat_id = (int) $cat_id;
 
-		if ($cat_id > 0) {
-			$cat_unread = CCache::find($cat_id, $_SESSION["uid"], true);
-		} else if ($cat_id == 0 || $cat_id == -2) {
-			$cat_unread = Feeds::getCategoryUnread($cat_id);
-		}
+        if ($cat_id > 0) {
+            $cat_unread = CCache::find($cat_id, $_SESSION["uid"], true);
+        } else if ($cat_id == 0 || $cat_id == -2) {
+            $cat_unread = Feeds::getCategoryUnread($cat_id);
+        }
 
-		$obj['id'] = 'CAT:' . $cat_id;
-		$obj['items'] = array();
-		$obj['name'] = Feeds::getCategoryTitle($cat_id);
-		$obj['type'] = 'category';
-		$obj['unread'] = (int) $cat_unread;
-		$obj['bare_id'] = $cat_id;
+        $obj['id'] = 'CAT:' . $cat_id;
+        $obj['items'] = array();
+        $obj['name'] = Feeds::getCategoryTitle($cat_id);
+        $obj['type'] = 'category';
+        $obj['unread'] = (int) $cat_unread;
+        $obj['bare_id'] = $cat_id;
 
-		return $obj;
-	}
+        return $obj;
+    }
 
-	private function feedlist_init_feed($feed_id, $title = false, $unread = false, $error = '', $updated = '') {
-		$obj = array();
-		$feed_id = (int) $feed_id;
+    private function feedlist_init_feed($feed_id, $title = false, $unread = false, $error = '', $updated = '') {
+        $obj = array();
+        $feed_id = (int) $feed_id;
 
-		if (!$title)
-			$title = Feeds::getFeedTitle($feed_id, false);
+        if (!$title)
+            $title = Feeds::getFeedTitle($feed_id, false);
 
-		if ($unread === false)
-			$unread = getFeedUnread($feed_id, false);
+        if ($unread === false)
+            $unread = getFeedUnread($feed_id, false);
 
-		$obj['id'] = 'FEED:' . $feed_id;
-		$obj['name'] = $title;
-		$obj['unread'] = (int) $unread;
-		$obj['type'] = 'feed';
-		$obj['error'] = $error;
-		$obj['updated'] = $updated;
-		$obj['icon'] = Feeds::getFeedIcon($feed_id);
-		$obj['bare_id'] = $feed_id;
-		$obj['auxcounter'] = 0;
+        $obj['id'] = 'FEED:' . $feed_id;
+        $obj['name'] = $title;
+        $obj['unread'] = (int) $unread;
+        $obj['type'] = 'feed';
+        $obj['error'] = $error;
+        $obj['updated'] = $updated;
+        $obj['icon'] = Feeds::getFeedIcon($feed_id);
+        $obj['bare_id'] = $feed_id;
+        $obj['auxcounter'] = 0;
 
-		return $obj;
-	}
+        return $obj;
+    }
 
-	public function inactiveFeeds() {
+    public function inactiveFeeds() {
 
-		if (DB_TYPE == "pgsql") {
-			$interval_qpart = "NOW() - INTERVAL '3 months'";
-		} else {
-			$interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
-		}
+        if (DB_TYPE == "pgsql") {
+            $interval_qpart = "NOW() - INTERVAL '3 months'";
+        } else {
+            $interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
+        }
 
-		$sth = $this->pdo->prepare("SELECT ttrss_feeds.title, ttrss_feeds.site_url,
+        $sth = $this->pdo->prepare("SELECT ttrss_feeds.title, ttrss_feeds.site_url,
 		  		ttrss_feeds.feed_url, ttrss_feeds.id, MAX(updated) AS last_article
 			FROM ttrss_feeds, ttrss_entries, ttrss_user_entries WHERE
 				(SELECT MAX(updated) FROM ttrss_entries, ttrss_user_entries WHERE
@@ -1442,356 +1442,356 @@ 
 				ttrss_entries.id = ref_id
 			GROUP BY ttrss_feeds.title, ttrss_feeds.id, ttrss_feeds.site_url, ttrss_feeds.feed_url
 			ORDER BY last_article");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		print "<div dojoType='fox.Toolbar'>";
-		print "<div dojoType='fox.form.DropDownButton'>".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType='dijit.Menu' style='display: none'>";
-		print "<div onclick=\"Tables.select('inactive-feeds-list', true)\"
+        print "<div dojoType='fox.Toolbar'>";
+        print "<div dojoType='fox.form.DropDownButton'>".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType='dijit.Menu' style='display: none'>";
+        print "<div onclick=\"Tables.select('inactive-feeds-list', true)\"
 			dojoType='dijit.MenuItem'>".__('All')."</div>";
-		print "<div onclick=\"Tables.select('inactive-feeds-list', false)\"
+        print "<div onclick=\"Tables.select('inactive-feeds-list', false)\"
 			dojoType='dijit.MenuItem'>".__('None')."</div>";
-		print "</div></div>";
-		print "</div>"; #toolbar
+        print "</div></div>";
+        print "</div>"; #toolbar
 
-		print "<div class='panel panel-scrollable'>";
-		print "<table width='100%' id='inactive-feeds-list'>";
+        print "<div class='panel panel-scrollable'>";
+        print "<table width='100%' id='inactive-feeds-list'>";
 
-		$lnum = 1;
+        $lnum = 1;
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$feed_id = $line["id"];
+            $feed_id = $line["id"];
 
-			print "<tr data-row-id='$feed_id'>";
+            print "<tr data-row-id='$feed_id'>";
 
-			print "<td width='5%' align='center'><input
+            print "<td width='5%' align='center'><input
 				onclick='Tables.onRowChecked(this);' dojoType='dijit.form.CheckBox'
 				type='checkbox'></td>";
-			print "<td>";
+            print "<td>";
 
-			print "<a href='#' ".
-				"title=\"".__("Click to edit feed")."\" ".
-				"onclick=\"CommonDialogs.editFeed(".$line["id"].")\">".
-				htmlspecialchars($line["title"])."</a>";
+            print "<a href='#' ".
+                "title=\"".__("Click to edit feed")."\" ".
+                "onclick=\"CommonDialogs.editFeed(".$line["id"].")\">".
+                htmlspecialchars($line["title"])."</a>";
 
-			print "</td><td class='text-muted' align='right'>";
-			print make_local_datetime($line['last_article'], false);
-			print "</td>";
-			print "</tr>";
+            print "</td><td class='text-muted' align='right'>";
+            print make_local_datetime($line['last_article'], false);
+            print "</td>";
+            print "</tr>";
 
-			++$lnum;
-		}
+            ++$lnum;
+        }
 
-		print "</table>";
-		print "</div>";
+        print "</table>";
+        print "</div>";
 
-		print "<footer>
+        print "<footer>
 			<button style='float : left' class=\"alt-danger\" dojoType='dijit.form.Button' onclick=\"dijit.byId('inactiveFeedsDlg').removeSelected()\">"
-			.__('Unsubscribe from selected feeds')."</button>
+            .__('Unsubscribe from selected feeds')."</button>
 			<button dojoType='dijit.form.Button' onclick=\"dijit.byId('inactiveFeedsDlg').hide()\">"
-			.__('Close this window')."</button>
+            .__('Close this window')."</button>
 			</footer>";
 
-	}
+    }
 
-	public function feedsWithErrors() {
-		$sth = $this->pdo->prepare("SELECT id,title,feed_url,last_error,site_url
+    public function feedsWithErrors() {
+        $sth = $this->pdo->prepare("SELECT id,title,feed_url,last_error,site_url
 			FROM ttrss_feeds WHERE last_error != '' AND owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		print "<div dojoType=\"fox.Toolbar\">";
-		print "<div dojoType=\"fox.form.DropDownButton\">".
-				"<span>" . __('Select')."</span>";
-		print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
-		print "<div onclick=\"Tables.select('error-feeds-list', true)\"
+        print "<div dojoType=\"fox.Toolbar\">";
+        print "<div dojoType=\"fox.form.DropDownButton\">".
+                "<span>" . __('Select')."</span>";
+        print "<div dojoType=\"dijit.Menu\" style=\"display: none;\">";
+        print "<div onclick=\"Tables.select('error-feeds-list', true)\"
 			dojoType=\"dijit.MenuItem\">".__('All')."</div>";
-		print "<div onclick=\"Tables.select('error-feeds-list', false)\"
+        print "<div onclick=\"Tables.select('error-feeds-list', false)\"
 			dojoType=\"dijit.MenuItem\">".__('None')."</div>";
-		print "</div></div>";
-		print "</div>"; #toolbar
+        print "</div></div>";
+        print "</div>"; #toolbar
 
-		print "<div class='panel panel-scrollable'>";
-		print "<table width='100%' id='error-feeds-list'>";
+        print "<div class='panel panel-scrollable'>";
+        print "<table width='100%' id='error-feeds-list'>";
 
-		$lnum = 1;
+        $lnum = 1;
 
-		while ($line = $sth->fetch()) {
+        while ($line = $sth->fetch()) {
 
-			$feed_id = $line["id"];
+            $feed_id = $line["id"];
 
-			print "<tr data-row-id='$feed_id'>";
+            print "<tr data-row-id='$feed_id'>";
 
-			print "<td width='5%' align='center'><input
+            print "<td width='5%' align='center'><input
 				onclick='Tables.onRowChecked(this);' dojoType=\"dijit.form.CheckBox\"
 				type=\"checkbox\"></td>";
-			print "<td>";
+            print "<td>";
 
-			print "<a class=\"visibleLink\" href=\"#\" ".
-				"title=\"".__("Click to edit feed")."\" ".
-				"onclick=\"CommonDialogs.editFeed(".$line["id"].")\">".
-				htmlspecialchars($line["title"])."</a>: ";
+            print "<a class=\"visibleLink\" href=\"#\" ".
+                "title=\"".__("Click to edit feed")."\" ".
+                "onclick=\"CommonDialogs.editFeed(".$line["id"].")\">".
+                htmlspecialchars($line["title"])."</a>: ";
 
-			print "<span class=\"text-muted\">";
-			print htmlspecialchars($line["last_error"]);
-			print "</span>";
+            print "<span class=\"text-muted\">";
+            print htmlspecialchars($line["last_error"]);
+            print "</span>";
 
-			print "</td>";
-			print "</tr>";
+            print "</td>";
+            print "</tr>";
 
-			++$lnum;
-		}
+            ++$lnum;
+        }
 
-		print "</table>";
-		print "</div>";
+        print "</table>";
+        print "</div>";
 
-		print "<footer>";
-		print "<button style='float : left' class=\"alt-danger\" dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('errorFeedsDlg').removeSelected()\">"
-			.__('Unsubscribe from selected feeds')."</button> ";
+        print "<footer>";
+        print "<button style='float : left' class=\"alt-danger\" dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('errorFeedsDlg').removeSelected()\">"
+            .__('Unsubscribe from selected feeds')."</button> ";
 
-		print "<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('errorFeedsDlg').hide()\">".
-			__('Close this window')."</button>";
+        print "<button dojoType=\"dijit.form.Button\" onclick=\"dijit.byId('errorFeedsDlg').hide()\">".
+            __('Close this window')."</button>";
 
-		print "</footer>";
-	}
+        print "</footer>";
+    }
 
-	private function remove_feed_category($id, $owner_uid) {
+    private function remove_feed_category($id, $owner_uid) {
 
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_feed_categories
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_feed_categories
 			WHERE id = ? AND owner_uid = ?");
-		$sth->execute([$id, $owner_uid]);
+        $sth->execute([$id, $owner_uid]);
 
-		CCache::remove($id, $owner_uid, true);
-	}
+        CCache::remove($id, $owner_uid, true);
+    }
 
-	public static function remove_feed($id, $owner_uid) {
-		foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_UNSUBSCRIBE_FEED) as $p) {
-			if (! $p->hook_unsubscribe_feed($id, $owner_uid)) {
+    public static function remove_feed($id, $owner_uid) {
+        foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_UNSUBSCRIBE_FEED) as $p) {
+            if (! $p->hook_unsubscribe_feed($id, $owner_uid)) {
                 user_error("feed $id (owner: $owner_uid) not removed due to plugin error (HOOK_UNSUBSCRIBE_FEED).", E_USER_WARNING);
                 return;
-			}
-		}
+            }
+        }
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		if ($id > 0) {
-			$pdo->beginTransaction();
+        if ($id > 0) {
+            $pdo->beginTransaction();
 
-			/* save starred articles in Archived feed */
+            /* save starred articles in Archived feed */
 
-			/* prepare feed if necessary */
+            /* prepare feed if necessary */
 
-			$sth = $pdo->prepare("SELECT feed_url FROM ttrss_feeds WHERE id = ?
+            $sth = $pdo->prepare("SELECT feed_url FROM ttrss_feeds WHERE id = ?
 				AND owner_uid = ?");
-			$sth->execute([$id, $owner_uid]);
+            $sth->execute([$id, $owner_uid]);
 
-			if ($row = $sth->fetch()) {
-				$feed_url = $row["feed_url"];
+            if ($row = $sth->fetch()) {
+                $feed_url = $row["feed_url"];
 
-				$sth = $pdo->prepare("SELECT id FROM ttrss_archived_feeds
+                $sth = $pdo->prepare("SELECT id FROM ttrss_archived_feeds
 					WHERE feed_url = ? AND owner_uid = ?");
-				$sth->execute([$feed_url, $owner_uid]);
+                $sth->execute([$feed_url, $owner_uid]);
 
-				if ($row = $sth->fetch()) {
-					$archive_id = $row["id"];
-				} else {
-					$res = $pdo->query("SELECT MAX(id) AS id FROM ttrss_archived_feeds");
-					$row = $res->fetch();
+                if ($row = $sth->fetch()) {
+                    $archive_id = $row["id"];
+                } else {
+                    $res = $pdo->query("SELECT MAX(id) AS id FROM ttrss_archived_feeds");
+                    $row = $res->fetch();
 
-					$new_feed_id = (int)$row['id'] + 1;
+                    $new_feed_id = (int)$row['id'] + 1;
 
-					$sth = $pdo->prepare("INSERT INTO ttrss_archived_feeds
+                    $sth = $pdo->prepare("INSERT INTO ttrss_archived_feeds
 						(id, owner_uid, title, feed_url, site_url, created)
 							SELECT ?, owner_uid, title, feed_url, site_url, NOW() from ttrss_feeds
 							WHERE id = ?");
-					$sth->execute([$new_feed_id, $id]);
+                    $sth->execute([$new_feed_id, $id]);
 
-					$archive_id = $new_feed_id;
-				}
+                    $archive_id = $new_feed_id;
+                }
 
-				$sth = $pdo->prepare("UPDATE ttrss_user_entries SET feed_id = NULL,
+                $sth = $pdo->prepare("UPDATE ttrss_user_entries SET feed_id = NULL,
 					orig_feed_id = ? WHERE feed_id = ? AND
 						marked = true AND owner_uid = ?");
 
-				$sth->execute([$archive_id, $id, $owner_uid]);
+                $sth->execute([$archive_id, $id, $owner_uid]);
 
-				/* Remove access key for the feed */
+                /* Remove access key for the feed */
 
-				$sth = $pdo->prepare("DELETE FROM ttrss_access_keys WHERE
+                $sth = $pdo->prepare("DELETE FROM ttrss_access_keys WHERE
 					feed_id = ? AND owner_uid = ?");
-				$sth->execute([$id, $owner_uid]);
+                $sth->execute([$id, $owner_uid]);
 
-				/* remove the feed */
+                /* remove the feed */
 
-				$sth = $pdo->prepare("DELETE FROM ttrss_feeds
+                $sth = $pdo->prepare("DELETE FROM ttrss_feeds
 					WHERE id = ? AND owner_uid = ?");
-				$sth->execute([$id, $owner_uid]);
-			}
+                $sth->execute([$id, $owner_uid]);
+            }
 
-			$pdo->commit();
+            $pdo->commit();
 
-			if (file_exists(ICONS_DIR . "/$id.ico")) {
-				unlink(ICONS_DIR . "/$id.ico");
-			}
+            if (file_exists(ICONS_DIR . "/$id.ico")) {
+                unlink(ICONS_DIR . "/$id.ico");
+            }
 
-			CCache::remove($id, $owner_uid);
+            CCache::remove($id, $owner_uid);
 
-		} else {
-			Labels::remove(Labels::feed_to_label_id($id), $owner_uid);
-			//CCache::remove($id, $owner_uid); don't think labels are cached
-		}
-	}
+        } else {
+            Labels::remove(Labels::feed_to_label_id($id), $owner_uid);
+            //CCache::remove($id, $owner_uid); don't think labels are cached
+        }
+    }
 
-	public function batchSubscribe() {
-		print_hidden("op", "pref-feeds");
-		print_hidden("method", "batchaddfeeds");
+    public function batchSubscribe() {
+        print_hidden("op", "pref-feeds");
+        print_hidden("method", "batchaddfeeds");
 
-		print "<header class='horizontal'>".__("One valid feed per line (no detection is done)")."</header>";
-		print "<section>";
+        print "<header class='horizontal'>".__("One valid feed per line (no detection is done)")."</header>";
+        print "<section>";
 
-		print "<textarea
+        print "<textarea
 			style='font-size : 12px; width : 98%; height: 200px;'
 			dojoType='dijit.form.SimpleTextarea' name='feeds'></textarea>";
 
-		if (get_pref('ENABLE_FEED_CATS')) {
-			print "<fieldset>";
-			print "<label>" . __('Place in category:') . "</label> ";
-			print_feed_cat_select("cat", false, 'dojoType="fox.form.Select"');
-			print "</fieldset>";
-		}
+        if (get_pref('ENABLE_FEED_CATS')) {
+            print "<fieldset>";
+            print "<label>" . __('Place in category:') . "</label> ";
+            print_feed_cat_select("cat", false, 'dojoType="fox.form.Select"');
+            print "</fieldset>";
+        }
 
-		print "</section>";
+        print "</section>";
 
-		print "<div id='feedDlg_loginContainer' style='display : none'>";
+        print "<div id='feedDlg_loginContainer' style='display : none'>";
 
-		print "<header>" . __("Authentication") . "</header>";
-		print "<section>";
+        print "<header>" . __("Authentication") . "</header>";
+        print "<section>";
 
-		print "<input dojoType='dijit.form.TextBox' name='login' placeHolder=\"".__("Login")."\">
+        print "<input dojoType='dijit.form.TextBox' name='login' placeHolder=\"".__("Login")."\">
 			<input placeHolder=\"".__("Password")."\" dojoType=\"dijit.form.TextBox\" type='password'
 				autocomplete='new-password' name='pass''></div>";
 
-		print "</section>";
-		print "</div>";
+        print "</section>";
+        print "</div>";
 
-		print "<fieldset class='narrow'>
+        print "<fieldset class='narrow'>
 			<label class='checkbox'><input type='checkbox' name='need_auth' dojoType='dijit.form.CheckBox'
 					onclick='displayIfChecked(this, \"feedDlg_loginContainer\")'> ".
-				__('Feeds require authentication.')."</label></div>";
-		print "</fieldset>";
+                __('Feeds require authentication.')."</label></div>";
+        print "</fieldset>";
 
-		print "<footer>
+        print "<footer>
 			<button dojoType='dijit.form.Button' type='submit' class='alt-primary'>".__('Subscribe')."</button>
 			<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('batchSubDlg').hide()\">".__('Cancel')."</button>
 			</footer>";
-	}
+    }
 
-	public function batchAddFeeds() {
-		$cat_id = clean($_REQUEST['cat']);
-		$feeds = explode("\n", clean($_REQUEST['feeds']));
-		$login = clean($_REQUEST['login']);
-		$pass = trim(clean($_REQUEST['pass']));
+    public function batchAddFeeds() {
+        $cat_id = clean($_REQUEST['cat']);
+        $feeds = explode("\n", clean($_REQUEST['feeds']));
+        $login = clean($_REQUEST['login']);
+        $pass = trim(clean($_REQUEST['pass']));
 
-		$csth = $this->pdo->prepare("SELECT id FROM ttrss_feeds
+        $csth = $this->pdo->prepare("SELECT id FROM ttrss_feeds
 						WHERE feed_url = ? AND owner_uid = ?");
 
-		$isth = $this->pdo->prepare("INSERT INTO ttrss_feeds
+        $isth = $this->pdo->prepare("INSERT INTO ttrss_feeds
 							(owner_uid,feed_url,title,cat_id,auth_login,auth_pass,update_method,auth_pass_encrypted)
 						VALUES (?, ?, '[Unknown]', ?, ?, ?, 0, false)");
 
-		foreach ($feeds as $feed) {
-			$feed = trim($feed);
+        foreach ($feeds as $feed) {
+            $feed = trim($feed);
 
-			if (Feeds::validate_feed_url($feed)) {
+            if (Feeds::validate_feed_url($feed)) {
 
-				$this->pdo->beginTransaction();
+                $this->pdo->beginTransaction();
 
-				$csth->execute([$feed, $_SESSION['uid']]);
+                $csth->execute([$feed, $_SESSION['uid']]);
 
-				if (!$csth->fetch()) {
-					$isth->execute([$_SESSION['uid'], $feed, $cat_id ? $cat_id : null, $login, $pass]);
-				}
+                if (!$csth->fetch()) {
+                    $isth->execute([$_SESSION['uid'], $feed, $cat_id ? $cat_id : null, $login, $pass]);
+                }
 
-				$this->pdo->commit();
-			}
-		}
-	}
+                $this->pdo->commit();
+            }
+        }
+    }
 
-	public function regenOPMLKey() {
-		$this->update_feed_access_key('OPML:Publish',
-		false, $_SESSION["uid"]);
+    public function regenOPMLKey() {
+        $this->update_feed_access_key('OPML:Publish',
+        false, $_SESSION["uid"]);
 
-		$new_link = Opml::opml_publish_url();
+        $new_link = Opml::opml_publish_url();
 
-		print json_encode(array("link" => $new_link));
-	}
+        print json_encode(array("link" => $new_link));
+    }
 
-	public function regenFeedKey() {
-		$feed_id = clean($_REQUEST['id']);
-		$is_cat = clean($_REQUEST['is_cat']);
+    public function regenFeedKey() {
+        $feed_id = clean($_REQUEST['id']);
+        $is_cat = clean($_REQUEST['is_cat']);
 
-		$new_key = $this->update_feed_access_key($feed_id, $is_cat);
+        $new_key = $this->update_feed_access_key($feed_id, $is_cat);
 
-		print json_encode(["link" => $new_key]);
-	}
+        print json_encode(["link" => $new_key]);
+    }
 
 
-	private function update_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+    private function update_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		// clear old value and generate new one
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_access_keys
+        // clear old value and generate new one
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_access_keys
 			WHERE feed_id = ? AND is_cat = ? AND owner_uid = ?");
-		$sth->execute([$feed_id, bool_to_sql_bool($is_cat), $owner_uid]);
+        $sth->execute([$feed_id, bool_to_sql_bool($is_cat), $owner_uid]);
 
-		return Feeds::get_feed_access_key($feed_id, $is_cat, $owner_uid);
-	}
+        return Feeds::get_feed_access_key($feed_id, $is_cat, $owner_uid);
+    }
 
-	// Silent
-	public function clearKeys() {
-		$sth = $this->pdo->prepare("DELETE FROM ttrss_access_keys WHERE
+    // Silent
+    public function clearKeys() {
+        $sth = $this->pdo->prepare("DELETE FROM ttrss_access_keys WHERE
 			owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-	}
-
-	private function calculate_children_count($cat) {
-		$c = 0;
-
-		foreach ($cat['items'] as $child) {
-			if ($child['type'] == 'category') {
-				$c += $this->calculate_children_count($child);
-			} else {
-				$c += 1;
-			}
-		}
-
-		return $c;
-	}
-
-	public function getinactivefeeds() {
-		if (DB_TYPE == "pgsql") {
-			$interval_qpart = "NOW() - INTERVAL '3 months'";
-		} else {
-			$interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
-		}
-
-		$sth = $this->pdo->prepare("SELECT COUNT(id) AS num_inactive FROM ttrss_feeds WHERE
+        $sth->execute([$_SESSION['uid']]);
+    }
+
+    private function calculate_children_count($cat) {
+        $c = 0;
+
+        foreach ($cat['items'] as $child) {
+            if ($child['type'] == 'category') {
+                $c += $this->calculate_children_count($child);
+            } else {
+                $c += 1;
+            }
+        }
+
+        return $c;
+    }
+
+    public function getinactivefeeds() {
+        if (DB_TYPE == "pgsql") {
+            $interval_qpart = "NOW() - INTERVAL '3 months'";
+        } else {
+            $interval_qpart = "DATE_SUB(NOW(), INTERVAL 3 MONTH)";
+        }
+
+        $sth = $this->pdo->prepare("SELECT COUNT(id) AS num_inactive FROM ttrss_feeds WHERE
 				(SELECT MAX(updated) FROM ttrss_entries, ttrss_user_entries WHERE
 					ttrss_entries.id = ref_id AND
 						ttrss_user_entries.feed_id = ttrss_feeds.id) < $interval_qpart AND
 			  ttrss_feeds.owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-
-		if ($row = $sth->fetch()) {
-			print (int)$row["num_inactive"];
-		}
-	}
-
-	public static function subscribe_to_feed_url() {
-		$url_path = get_self_url_prefix() .
-			"/public.php?op=subscribe&feed_url=%s";
-		return $url_path;
-	}
+        $sth->execute([$_SESSION['uid']]);
+
+        if ($row = $sth->fetch()) {
+            print (int)$row["num_inactive"];
+        }
+    }
+
+    public static function subscribe_to_feed_url() {
+        $url_path = get_self_url_prefix() .
+            "/public.php?op=subscribe&feed_url=%s";
+        return $url_path;
+    }
 
 }