codysnider / tt-rss

classes/feedenclosure.php

Indentation +6 added lines, -6 removed lines

@@ -1,10 +1,10 @@
 <?php
 class FeedEnclosure {
-	public $link;
-	public $type;
-	public $length;
-	public $title;
-	public $height;
-	public $width;
+    public $link;
+    public $type;
+    public $length;
+    public $title;
+    public $height;
+    public $width;
 }
 

classes/feedparser.php

Indentation +224 added lines, -224 removed lines

@@ -1,233 +1,233 @@
 <?php
 class FeedParser {
-	private $doc;
-	private $error;
-	private $libxml_errors = array();
-	private $items;
-	private $link;
-	private $title;
-	private $type;
-	private $xpath;
-
-	const FEED_RDF = 0;
-	const FEED_RSS = 1;
-	const FEED_ATOM = 2;
-
-	public function __construct($data) {
-		libxml_use_internal_errors(true);
-		libxml_clear_errors();
-		$this->doc = new DOMDocument();
-		$this->doc->loadXML($data);
-
-		mb_substitute_character("none");
-
-		$error = libxml_get_last_error();
-
-		if ($error) {
-			foreach (libxml_get_errors() as $error) {
-				if ($error->level == LIBXML_ERR_FATAL) {
-					if(!isset($this->error)) //currently only the first error is reported
-						$this->error = $this->format_error($error);
-					$this->libxml_errors [] = $this->format_error($error);
-				}
-			}
-		}
-		libxml_clear_errors();
-
-		$this->items = array();
-	}
-
-	public function init() {
-		$xpath = new DOMXPath($this->doc);
-		$xpath->registerNamespace('atom', 'http://www.w3.org/2005/Atom');
-		$xpath->registerNamespace('atom03', 'http://purl.org/atom/ns#');
-		$xpath->registerNamespace('media', 'http://search.yahoo.com/mrss/');
-		$xpath->registerNamespace('rdf', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
-		$xpath->registerNamespace('slash', 'http://purl.org/rss/1.0/modules/slash/');
-		$xpath->registerNamespace('dc', 'http://purl.org/dc/elements/1.1/');
-		$xpath->registerNamespace('content', 'http://purl.org/rss/1.0/modules/content/');
-		$xpath->registerNamespace('thread', 'http://purl.org/syndication/thread/1.0');
-
-		$this->xpath = $xpath;
-
-		$root = $xpath->query("(//atom03:feed|//atom:feed|//channel|//rdf:rdf|//rdf:RDF)");
-
-		if ($root && $root->length > 0) {
-			$root = $root->item(0);
-
-			if ($root) {
-				switch (mb_strtolower($root->tagName)) {
-				case "rdf:rdf":
-					$this->type = $this::FEED_RDF;
-					break;
-				case "channel":
-					$this->type = $this::FEED_RSS;
-					break;
-				case "feed":
-				case "atom:feed":
-					$this->type = $this::FEED_ATOM;
-					break;
-				default:
-					if( !isset($this->error) ){
-						$this->error = "Unknown/unsupported feed type";
-					}
-					return;
-				}
-			}
-
-			switch ($this->type) {
-			case $this::FEED_ATOM:
-
-				$title = $xpath->query("//atom:feed/atom:title")->item(0);
-
-				if (!$title)
-					$title = $xpath->query("//atom03:feed/atom03:title")->item(0);
-
-
-				if ($title) {
-					$this->title = $title->nodeValue;
-				}
-
-				$link = $xpath->query("//atom:feed/atom:link[not(@rel)]")->item(0);
-
-				if (!$link)
-					$link = $xpath->query("//atom:feed/atom:link[@rel='alternate']")->item(0);
-
-				if (!$link)
-					$link = $xpath->query("//atom03:feed/atom03:link[not(@rel)]")->item(0);
-
-				if (!$link)
-					$link = $xpath->query("//atom03:feed/atom03:link[@rel='alternate']")->item(0);
-
-				if ($link && $link->hasAttributes()) {
-					$this->link = $link->getAttribute("href");
-				}
-
-				$articles = $xpath->query("//atom:entry");
-
-				if (!$articles || $articles->length == 0)
-					$articles = $xpath->query("//atom03:entry");
-
-				foreach ($articles as $article) {
-					array_push($this->items, new FeedItem_Atom($article, $this->doc, $this->xpath));
-				}
-
-				break;
-			case $this::FEED_RSS:
-				$title = $xpath->query("//channel/title")->item(0);
-
-				if ($title) {
-					$this->title = $title->nodeValue;
-				}
-
-				$link = $xpath->query("//channel/link")->item(0);
-
-				if ($link) {
-					if ($link->getAttribute("href"))
-						$this->link = $link->getAttribute("href");
-					else if ($link->nodeValue)
-						$this->link = $link->nodeValue;
-				}
-
-				$articles = $xpath->query("//channel/item");
-
-				foreach ($articles as $article) {
-					array_push($this->items, new FeedItem_RSS($article, $this->doc, $this->xpath));
-				}
-
-				break;
-			case $this::FEED_RDF:
-				$xpath->registerNamespace('rssfake', 'http://purl.org/rss/1.0/');
-
-				$title = $xpath->query("//rssfake:channel/rssfake:title")->item(0);
-
-				if ($title) {
-					$this->title = $title->nodeValue;
-				}
-
-				$link = $xpath->query("//rssfake:channel/rssfake:link")->item(0);
-
-				if ($link) {
-					$this->link = $link->nodeValue;
-				}
-
-				$articles = $xpath->query("//rssfake:item");
-
-				foreach ($articles as $article) {
-					array_push($this->items, new FeedItem_RSS($article, $this->doc, $this->xpath));
-				}
-
-				break;
-
-			}
-
-			if ($this->title) $this->title = trim($this->title);
-			if ($this->link) $this->link = trim($this->link);
+    private $doc;
+    private $error;
+    private $libxml_errors = array();
+    private $items;
+    private $link;
+    private $title;
+    private $type;
+    private $xpath;
+
+    const FEED_RDF = 0;
+    const FEED_RSS = 1;
+    const FEED_ATOM = 2;
+
+    public function __construct($data) {
+        libxml_use_internal_errors(true);
+        libxml_clear_errors();
+        $this->doc = new DOMDocument();
+        $this->doc->loadXML($data);
+
+        mb_substitute_character("none");
+
+        $error = libxml_get_last_error();
+
+        if ($error) {
+            foreach (libxml_get_errors() as $error) {
+                if ($error->level == LIBXML_ERR_FATAL) {
+                    if(!isset($this->error)) //currently only the first error is reported
+                        $this->error = $this->format_error($error);
+                    $this->libxml_errors [] = $this->format_error($error);
+                }
+            }
+        }
+        libxml_clear_errors();
+
+        $this->items = array();
+    }
+
+    public function init() {
+        $xpath = new DOMXPath($this->doc);
+        $xpath->registerNamespace('atom', 'http://www.w3.org/2005/Atom');
+        $xpath->registerNamespace('atom03', 'http://purl.org/atom/ns#');
+        $xpath->registerNamespace('media', 'http://search.yahoo.com/mrss/');
+        $xpath->registerNamespace('rdf', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
+        $xpath->registerNamespace('slash', 'http://purl.org/rss/1.0/modules/slash/');
+        $xpath->registerNamespace('dc', 'http://purl.org/dc/elements/1.1/');
+        $xpath->registerNamespace('content', 'http://purl.org/rss/1.0/modules/content/');
+        $xpath->registerNamespace('thread', 'http://purl.org/syndication/thread/1.0');
+
+        $this->xpath = $xpath;
+
+        $root = $xpath->query("(//atom03:feed|//atom:feed|//channel|//rdf:rdf|//rdf:RDF)");
+
+        if ($root && $root->length > 0) {
+            $root = $root->item(0);
+
+            if ($root) {
+                switch (mb_strtolower($root->tagName)) {
+                case "rdf:rdf":
+                    $this->type = $this::FEED_RDF;
+                    break;
+                case "channel":
+                    $this->type = $this::FEED_RSS;
+                    break;
+                case "feed":
+                case "atom:feed":
+                    $this->type = $this::FEED_ATOM;
+                    break;
+                default:
+                    if( !isset($this->error) ){
+                        $this->error = "Unknown/unsupported feed type";
+                    }
+                    return;
+                }
+            }
+
+            switch ($this->type) {
+            case $this::FEED_ATOM:
+
+                $title = $xpath->query("//atom:feed/atom:title")->item(0);
+
+                if (!$title)
+                    $title = $xpath->query("//atom03:feed/atom03:title")->item(0);
+
+
+                if ($title) {
+                    $this->title = $title->nodeValue;
+                }
+
+                $link = $xpath->query("//atom:feed/atom:link[not(@rel)]")->item(0);
+
+                if (!$link)
+                    $link = $xpath->query("//atom:feed/atom:link[@rel='alternate']")->item(0);
+
+                if (!$link)
+                    $link = $xpath->query("//atom03:feed/atom03:link[not(@rel)]")->item(0);
+
+                if (!$link)
+                    $link = $xpath->query("//atom03:feed/atom03:link[@rel='alternate']")->item(0);
+
+                if ($link && $link->hasAttributes()) {
+                    $this->link = $link->getAttribute("href");
+                }
+
+                $articles = $xpath->query("//atom:entry");
+
+                if (!$articles || $articles->length == 0)
+                    $articles = $xpath->query("//atom03:entry");
+
+                foreach ($articles as $article) {
+                    array_push($this->items, new FeedItem_Atom($article, $this->doc, $this->xpath));
+                }
+
+                break;
+            case $this::FEED_RSS:
+                $title = $xpath->query("//channel/title")->item(0);
+
+                if ($title) {
+                    $this->title = $title->nodeValue;
+                }
+
+                $link = $xpath->query("//channel/link")->item(0);
+
+                if ($link) {
+                    if ($link->getAttribute("href"))
+                        $this->link = $link->getAttribute("href");
+                    else if ($link->nodeValue)
+                        $this->link = $link->nodeValue;
+                }
+
+                $articles = $xpath->query("//channel/item");
+
+                foreach ($articles as $article) {
+                    array_push($this->items, new FeedItem_RSS($article, $this->doc, $this->xpath));
+                }
+
+                break;
+            case $this::FEED_RDF:
+                $xpath->registerNamespace('rssfake', 'http://purl.org/rss/1.0/');
+
+                $title = $xpath->query("//rssfake:channel/rssfake:title")->item(0);
+
+                if ($title) {
+                    $this->title = $title->nodeValue;
+                }
+
+                $link = $xpath->query("//rssfake:channel/rssfake:link")->item(0);
+
+                if ($link) {
+                    $this->link = $link->nodeValue;
+                }
+
+                $articles = $xpath->query("//rssfake:item");
+
+                foreach ($articles as $article) {
+                    array_push($this->items, new FeedItem_RSS($article, $this->doc, $this->xpath));
+                }
+
+                break;
+
+            }
+
+            if ($this->title) $this->title = trim($this->title);
+            if ($this->link) $this->link = trim($this->link);
 
-		} else {
-			if( !isset($this->error) ){
-				$this->error = "Unknown/unsupported feed type";
-			}
-			return;
-		}
-	}
+        } else {
+            if( !isset($this->error) ){
+                $this->error = "Unknown/unsupported feed type";
+            }
+            return;
+        }
+    }
 
-	public function format_error($error) {
-		if ($error) {
-			return sprintf("LibXML error %s at line %d (column %d): %s",
-				$error->code, $error->line, $error->column,
-				$error->message);
-		} else {
-			return "";
-		}
-	}
+    public function format_error($error) {
+        if ($error) {
+            return sprintf("LibXML error %s at line %d (column %d): %s",
+                $error->code, $error->line, $error->column,
+                $error->message);
+        } else {
+            return "";
+        }
+    }
 
-	// libxml may have invalid unicode data in error messages
-	public function error() {
-		return UConverter::transcode($this->error, 'UTF-8', 'UTF-8');
-	}
+    // libxml may have invalid unicode data in error messages
+    public function error() {
+        return UConverter::transcode($this->error, 'UTF-8', 'UTF-8');
+    }
 
-	// WARNING: may return invalid unicode data
-	public function errors() {
-		return $this->libxml_errors;
-	}
+    // WARNING: may return invalid unicode data
+    public function errors() {
+        return $this->libxml_errors;
+    }
 
-	public function get_link() {
-		return clean($this->link);
-	}
+    public function get_link() {
+        return clean($this->link);
+    }
 
-	public function get_title() {
-		return clean($this->title);
-	}
-
-	public function get_items() {
-		return $this->items;
-	}
-
-	public function get_links($rel) {
-		$rv = array();
-
-		switch ($this->type) {
-		case $this::FEED_ATOM:
-			$links = $this->xpath->query("//atom:feed/atom:link");
-
-			foreach ($links as $link) {
-				if (!$rel || $link->hasAttribute('rel') && $link->getAttribute('rel') == $rel) {
-					array_push($rv, clean(trim($link->getAttribute('href'))));
-				}
-			}
-			break;
-		case $this::FEED_RSS:
-			$links = $this->xpath->query("//atom:link");
-
-			foreach ($links as $link) {
-				if (!$rel || $link->hasAttribute('rel') && $link->getAttribute('rel') == $rel) {
-					array_push($rv, clean(trim($link->getAttribute('href'))));
-				}
-			}
-			break;
-		}
-
-		return $rv;
-	}
+    public function get_title() {
+        return clean($this->title);
+    }
+
+    public function get_items() {
+        return $this->items;
+    }
+
+    public function get_links($rel) {
+        $rv = array();
+
+        switch ($this->type) {
+        case $this::FEED_ATOM:
+            $links = $this->xpath->query("//atom:feed/atom:link");
+
+            foreach ($links as $link) {
+                if (!$rel || $link->hasAttribute('rel') && $link->getAttribute('rel') == $rel) {
+                    array_push($rv, clean(trim($link->getAttribute('href'))));
+                }
+            }
+            break;
+        case $this::FEED_RSS:
+            $links = $this->xpath->query("//atom:link");
+
+            foreach ($links as $link) {
+                if (!$rel || $link->hasAttribute('rel') && $link->getAttribute('rel') == $rel) {
+                    array_push($rv, clean(trim($link->getAttribute('href'))));
+                }
+            }
+            break;
+        }
+
+        return $rv;
+    }
 }

classes/iauthmodule.php

Indentation +1 added lines, -1 removed lines

@@ -1,4 +1,4 @@
 <?php
 interface IAuthModule {
-	public function authenticate($login, $password); // + optional third parameter: $service
+    public function authenticate($login, $password); // + optional third parameter: $service
 }

classes/dbupdater.php

Indentation +78 added lines, -78 removed lines

@@ -2,83 +2,83 @@
 
 class DbUpdater {
 
-	private $pdo;
-	private $db_type;
-	private $need_version;
-
-	public function __construct($db_type, $need_version) {
-		$this->pdo = Db::pdo();
-		$this->db_type = $db_type;
-		$this->need_version = (int) $need_version;
-	}
-
-	public function getSchemaVersion() {
-		$row = $this->pdo->query("SELECT schema_version FROM ttrss_version")->fetch();
-		return (int) $row['schema_version'];
-	}
-
-	public function isUpdateRequired() {
-		return $this->getSchemaVersion() < $this->need_version;
-	}
-
-	public function getSchemaLines($version) {
-		$filename = "schema/versions/".$this->db_type."/$version.sql";
-
-		if (file_exists($filename)) {
-			return explode(";", preg_replace("/[\r\n]/", "", file_get_contents($filename)));
-		} else {
-			user_error("DB Updater: schema file for version $version is not found.");
-			return false;
-		}
-	}
-
-	public function performUpdateTo($version, $html_output = true) {
-		if ($this->getSchemaVersion() == $version - 1) {
-
-			$lines = $this->getSchemaLines($version);
-
-			if (is_array($lines)) {
-
-				$this->pdo->beginTransaction();
-
-				foreach ($lines as $line) {
-					if (strpos($line, "--") !== 0 && $line) {
-
-						if ($html_output)
-							print "<pre>$line</pre>";
-						else
-							Debug::log("> $line");
-
-						try {
-							$this->pdo->query($line); // PDO returns errors as exceptions now
-						} catch (PDOException $e) {
-							if ($html_output) {
-								print "<div class='text-error'>Error: " . $e->getMessage() . "</div>";
-							} else {
-								Debug::log("Error: " . $e->getMessage());
-							}
-
-							$this->pdo->rollBack();
-							return false;
-						}
-					}
-				}
-
-				$db_version = $this->getSchemaVersion();
-
-				if ($db_version == $version) {
-					$this->pdo->commit();
-					return true;
-				} else {
-					$this->pdo->rollBack();
-					return false;
-				}
-			} else {
-				return false;
-			}
-		} else {
-			return false;
-		}
-	}
+    private $pdo;
+    private $db_type;
+    private $need_version;
+
+    public function __construct($db_type, $need_version) {
+        $this->pdo = Db::pdo();
+        $this->db_type = $db_type;
+        $this->need_version = (int) $need_version;
+    }
+
+    public function getSchemaVersion() {
+        $row = $this->pdo->query("SELECT schema_version FROM ttrss_version")->fetch();
+        return (int) $row['schema_version'];
+    }
+
+    public function isUpdateRequired() {
+        return $this->getSchemaVersion() < $this->need_version;
+    }
+
+    public function getSchemaLines($version) {
+        $filename = "schema/versions/".$this->db_type."/$version.sql";
+
+        if (file_exists($filename)) {
+            return explode(";", preg_replace("/[\r\n]/", "", file_get_contents($filename)));
+        } else {
+            user_error("DB Updater: schema file for version $version is not found.");
+            return false;
+        }
+    }
+
+    public function performUpdateTo($version, $html_output = true) {
+        if ($this->getSchemaVersion() == $version - 1) {
+
+            $lines = $this->getSchemaLines($version);
+
+            if (is_array($lines)) {
+
+                $this->pdo->beginTransaction();
+
+                foreach ($lines as $line) {
+                    if (strpos($line, "--") !== 0 && $line) {
+
+                        if ($html_output)
+                            print "<pre>$line</pre>";
+                        else
+                            Debug::log("> $line");
+
+                        try {
+                            $this->pdo->query($line); // PDO returns errors as exceptions now
+                        } catch (PDOException $e) {
+                            if ($html_output) {
+                                print "<div class='text-error'>Error: " . $e->getMessage() . "</div>";
+                            } else {
+                                Debug::log("Error: " . $e->getMessage());
+                            }
+
+                            $this->pdo->rollBack();
+                            return false;
+                        }
+                    }
+                }
+
+                $db_version = $this->getSchemaVersion();
+
+                if ($db_version == $version) {
+                    $this->pdo->commit();
+                    return true;
+                } else {
+                    $this->pdo->rollBack();
+                    return false;
+                }
+            } else {
+                return false;
+            }
+        } else {
+            return false;
+        }
+    }
 
 }

classes/feeds.php

Indentation +1546 added lines, -1546 removed lines

@@ -2,298 +2,298 @@ 
 require_once "colors.php";
 
 class Feeds extends Handler_Protected {
-	const NEVER_GROUP_FEEDS = [ -6, 0 ];
-	const NEVER_GROUP_BY_DATE = [ -2, -1, -3 ];
+    const NEVER_GROUP_FEEDS = [ -6, 0 ];
+    const NEVER_GROUP_BY_DATE = [ -2, -1, -3 ];
 
     private $params;
 
     function csrf_ignore($method) {
-		$csrf_ignored = array("index", "quickaddfeed", "search");
+        $csrf_ignored = array("index", "quickaddfeed", "search");
 
-		return array_search($method, $csrf_ignored) !== false;
-	}
+        return array_search($method, $csrf_ignored) !== false;
+    }
 
-	private function format_headline_subtoolbar($feed_site_url, $feed_title,
-			$feed_id, $is_cat, $search,
-			$error, $feed_last_updated) {
+    private function format_headline_subtoolbar($feed_site_url, $feed_title,
+            $feed_id, $is_cat, $search,
+            $error, $feed_last_updated) {
 
-		if ($is_cat) $cat_q = "&is_cat=$is_cat";
+        if ($is_cat) $cat_q = "&is_cat=$is_cat";
 
-		if ($search) {
-			$search_q = "&q=$search";
-		} else {
-			$search_q = "";
-		}
+        if ($search) {
+            $search_q = "&q=$search";
+        } else {
+            $search_q = "";
+        }
 
-		$reply = "";
+        $reply = "";
 
-		$rss_link = htmlspecialchars(get_self_url_prefix() .
-			"/public.php?op=rss&id=$feed_id$cat_q$search_q");
+        $rss_link = htmlspecialchars(get_self_url_prefix() .
+            "/public.php?op=rss&id=$feed_id$cat_q$search_q");
 
-		$reply .= "<span class='left'>";
+        $reply .= "<span class='left'>";
 
-		$reply .= "<a href=\"#\"
+        $reply .= "<a href=\"#\"
 				title=\"".__("Show as feed")."\"
 				onclick=\"App.displayDlg('".__("Show as feed")."','generatedFeed', '$feed_id:$is_cat:$rss_link')\">
 				<i class='icon-syndicate material-icons'>rss_feed</i></a>";
 
-		$reply .= "<span id='feed_title'>";
+        $reply .= "<span id='feed_title'>";
 
-		if ($feed_site_url) {
-			$last_updated = T_sprintf("Last updated: %s", $feed_last_updated);
+        if ($feed_site_url) {
+            $last_updated = T_sprintf("Last updated: %s", $feed_last_updated);
 
-			$reply .= "<a title=\"$last_updated\" target='_blank' href=\"$feed_site_url\">".
-				truncate_string(strip_tags($feed_title), 30)."</a>";
-		} else {
-			$reply .= strip_tags($feed_title);
-		}
+            $reply .= "<a title=\"$last_updated\" target='_blank' href=\"$feed_site_url\">".
+                truncate_string(strip_tags($feed_title), 30)."</a>";
+        } else {
+            $reply .= strip_tags($feed_title);
+        }
 
-		if ($error)
-			$reply .= " <i title=\"" . htmlspecialchars($error) . "\" class='material-icons icon-error'>error</i>";
+        if ($error)
+            $reply .= " <i title=\"" . htmlspecialchars($error) . "\" class='material-icons icon-error'>error</i>";
 
-		$reply .= "</span>";
-		$reply .= "<span id='feed_current_unread' style='display: none'></span>";
-		$reply .= "</span>";
+        $reply .= "</span>";
+        $reply .= "<span id='feed_current_unread' style='display: none'></span>";
+        $reply .= "</span>";
 
-		$reply .= "<span class=\"right\">";
-		$reply .= "<span id='selected_prompt'></span>";
-		$reply .= "&nbsp;";
-		$reply .= "<select dojoType=\"fox.form.Select\"
+        $reply .= "<span class=\"right\">";
+        $reply .= "<span id='selected_prompt'></span>";
+        $reply .= "&nbsp;";
+        $reply .= "<select dojoType=\"fox.form.Select\"
 			onchange=\"Headlines.onActionChanged(this)\">";
 
-		$reply .= "<option value=\"0\" disabled='1'>".__('Select...')."</option>";
+        $reply .= "<option value=\"0\" disabled='1'>".__('Select...')."</option>";
 
-		$reply .= "<option value=\"Headlines.select('all')\">".__('All')."</option>";
-		$reply .= "<option value=\"Headlines.select('unread')\">".__('Unread')."</option>";
-		$reply .= "<option value=\"Headlines.select('invert')\">".__('Invert')."</option>";
-		$reply .= "<option value=\"Headlines.select('none')\">".__('None')."</option>";
+        $reply .= "<option value=\"Headlines.select('all')\">".__('All')."</option>";
+        $reply .= "<option value=\"Headlines.select('unread')\">".__('Unread')."</option>";
+        $reply .= "<option value=\"Headlines.select('invert')\">".__('Invert')."</option>";
+        $reply .= "<option value=\"Headlines.select('none')\">".__('None')."</option>";
 
-		$reply .= "<option value=\"0\" disabled=\"1\">".__('Selection toggle:')."</option>";
+        $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection toggle:')."</option>";
 
-		$reply .= "<option value=\"Headlines.selectionToggleUnread()\">".__('Unread')."</option>
+        $reply .= "<option value=\"Headlines.selectionToggleUnread()\">".__('Unread')."</option>
 			<option value=\"Headlines.selectionToggleMarked()\">".__('Starred')."</option>
 			<option value=\"Headlines.selectionTogglePublished()\">".__('Published')."</option>";
 
-		$reply .= "<option value=\"0\" disabled=\"1\">".__('Selection:')."</option>";
+        $reply .= "<option value=\"0\" disabled=\"1\">".__('Selection:')."</option>";
 
-		$reply .= "<option value=\"Headlines.catchupSelection()\">".__('Mark as read')."</option>";
-		$reply .= "<option value=\"Article.selectionSetScore()\">".__('Set score')."</option>";
+        $reply .= "<option value=\"Headlines.catchupSelection()\">".__('Mark as read')."</option>";
+        $reply .= "<option value=\"Article.selectionSetScore()\">".__('Set score')."</option>";
 
-		if ($feed_id == 0 && !$is_cat) {
-			$reply .= "<option value=\"Headlines.archiveSelection()\">".__('Move back')."</option>";
-			$reply .= "<option value=\"Headlines.deleteSelection()\">".__('Delete')."</option>";
-		} else {
-			$reply .= "<option value=\"Headlines.archiveSelection()\">".__('Archive')."</option>";
-		}
+        if ($feed_id == 0 && !$is_cat) {
+            $reply .= "<option value=\"Headlines.archiveSelection()\">".__('Move back')."</option>";
+            $reply .= "<option value=\"Headlines.deleteSelection()\">".__('Delete')."</option>";
+        } else {
+            $reply .= "<option value=\"Headlines.archiveSelection()\">".__('Archive')."</option>";
+        }
 
-		if (PluginHost::getInstance()->get_plugin("mail")) {
-			$reply .= "<option value=\"Plugins.Mail.send()\">".__('Forward by email').
-				"</option>";
-		}
+        if (PluginHost::getInstance()->get_plugin("mail")) {
+            $reply .= "<option value=\"Plugins.Mail.send()\">".__('Forward by email').
+                "</option>";
+        }
 
-		if (PluginHost::getInstance()->get_plugin("mailto")) {
-			$reply .= "<option value=\"Plugins.Mailto.send()\">".__('Forward by email').
-				"</option>";
-		}
+        if (PluginHost::getInstance()->get_plugin("mailto")) {
+            $reply .= "<option value=\"Plugins.Mailto.send()\">".__('Forward by email').
+                "</option>";
+        }
 
-		$reply .= "<option value=\"0\" disabled=\"1\">".__('Feed:')."</option>";
+        $reply .= "<option value=\"0\" disabled=\"1\">".__('Feed:')."</option>";
 
-		//$reply .= "<option value=\"catchupPage()\">".__('Mark as read')."</option>";
+        //$reply .= "<option value=\"catchupPage()\">".__('Mark as read')."</option>";
 
-		$reply .= "<option value=\"App.displayDlg('".__("Show as feed")."','generatedFeed', '$feed_id:$is_cat:$rss_link')\">".
+        $reply .= "<option value=\"App.displayDlg('".__("Show as feed")."','generatedFeed', '$feed_id:$is_cat:$rss_link')\">".
             __('Show as feed')."</option>";
 
-		$reply .= "</select>";
+        $reply .= "</select>";
 
-		//$reply .= "</h2";
+        //$reply .= "</h2";
 
-		foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINE_TOOLBAR_BUTTON) as $p) {
-			 $reply .= $p->hook_headline_toolbar_button($feed_id, $is_cat);
-		}
+        foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINE_TOOLBAR_BUTTON) as $p) {
+                $reply .= $p->hook_headline_toolbar_button($feed_id, $is_cat);
+        }
 
-		$reply .= "</span>";
+        $reply .= "</span>";
 
-		return $reply;
-	}
+        return $reply;
+    }
 
-	private function format_headlines_list($feed, $method, $view_mode, $limit, $cat_view,
-					$offset, $override_order = false, $include_children = false, $check_first_id = false,
-					$skip_first_id_check = false, $order_by = false) {
+    private function format_headlines_list($feed, $method, $view_mode, $limit, $cat_view,
+                    $offset, $override_order = false, $include_children = false, $check_first_id = false,
+                    $skip_first_id_check = false, $order_by = false) {
 
-		$disable_cache = false;
+        $disable_cache = false;
 
-		$reply = array();
+        $reply = array();
 
-		$rgba_cache = array();
-		$topmost_article_ids = array();
+        $rgba_cache = array();
+        $topmost_article_ids = array();
 
-		if (!$offset) $offset = 0;
-		if ($method == "undefined") $method = "";
+        if (!$offset) $offset = 0;
+        if ($method == "undefined") $method = "";
 
-		$method_split = explode(":", $method);
+        $method_split = explode(":", $method);
 
-		if ($method == "ForceUpdate" && $feed > 0 && is_numeric($feed)) {
+        if ($method == "ForceUpdate" && $feed > 0 && is_numeric($feed)) {
             $sth = $this->pdo->prepare("UPDATE ttrss_feeds
                             SET last_updated = '1970-01-01', last_update_started = '1970-01-01'
                             WHERE id = ?");
             $sth->execute([$feed]);
-		}
-
-		if ($method_split[0] == "MarkAllReadGR")  {
-			$this->catchup_feed($method_split[1], false);
-		}
-
-		// FIXME: might break tag display?
-
-		if (is_numeric($feed) && $feed > 0 && !$cat_view) {
-			$sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? LIMIT 1");
-			$sth->execute([$feed]);
-
-			if (!$sth->fetch()) {
-				$reply['content'] = "<div align='center'>".__('Feed not found.')."</div>";
-			}
-		}
-
-		@$search = $_REQUEST["query"];
-		@$search_language = $_REQUEST["search_language"]; // PGSQL only
-
-		if ($search) {
-			$disable_cache = true;
-		}
-
-		if (!$cat_view && is_numeric($feed) && $feed < PLUGIN_FEED_BASE_INDEX && $feed > LABEL_BASE_INDEX) {
-			$handler = PluginHost::getInstance()->get_feed_handler(
-				PluginHost::feed_to_pfeed_id($feed));
-
-			if ($handler) {
-				$options = array(
-					"limit" => $limit,
-					"view_mode" => $view_mode,
-					"cat_view" => $cat_view,
-					"search" => $search,
-					"override_order" => $override_order,
-					"offset" => $offset,
-					"owner_uid" => $_SESSION["uid"],
-					"filter" => false,
-					"since_id" => 0,
-					"include_children" => $include_children,
-					"order_by" => $order_by);
-
-				$qfh_ret = $handler->get_headlines(PluginHost::feed_to_pfeed_id($feed),
-					$options);
-			}
-
-		} else {
-
-			$params = array(
-				"feed" => $feed,
-				"limit" => $limit,
-				"view_mode" => $view_mode,
-				"cat_view" => $cat_view,
-				"search" => $search,
-				"search_language" => $search_language,
-				"override_order" => $override_order,
-				"offset" => $offset,
-				"include_children" => $include_children,
-				"check_first_id" => $check_first_id,
-				"skip_first_id_check" => $skip_first_id_check,
-                "order_by" => $order_by
-			);
+        }
+
+        if ($method_split[0] == "MarkAllReadGR")  {
+            $this->catchup_feed($method_split[1], false);
+        }
+
+        // FIXME: might break tag display?
+
+        if (is_numeric($feed) && $feed > 0 && !$cat_view) {
+            $sth = $this->pdo->prepare("SELECT id FROM ttrss_feeds WHERE id = ? LIMIT 1");
+            $sth->execute([$feed]);
 
-			$qfh_ret = $this->queryFeedHeadlines($params);
-		}
+            if (!$sth->fetch()) {
+                $reply['content'] = "<div align='center'>".__('Feed not found.')."</div>";
+            }
+        }
 
-		$vfeed_group_enabled = get_pref("VFEED_GROUP_BY_FEED") &&
-			!(in_array($feed, Feeds::NEVER_GROUP_FEEDS) && !$cat_view);
+        @$search = $_REQUEST["query"];
+        @$search_language = $_REQUEST["search_language"]; // PGSQL only
 
-		$result = $qfh_ret[0]; // this could be either a PDO query result or a -1 if first id changed
-		$feed_title = $qfh_ret[1];
-		$feed_site_url = $qfh_ret[2];
-		$last_error = $qfh_ret[3];
-		$last_updated = strpos($qfh_ret[4], '1970-') === FALSE ?
-			make_local_datetime($qfh_ret[4], false) : __("Never");
-		$highlight_words = $qfh_ret[5];
-		$reply['first_id'] = $qfh_ret[6];
-		$reply['is_vfeed'] = $qfh_ret[7];
-		$query_error_override = $qfh_ret[8];
+        if ($search) {
+            $disable_cache = true;
+        }
 
-		$reply['search_query'] = [$search, $search_language];
-		$reply['vfeed_group_enabled'] = $vfeed_group_enabled;
+        if (!$cat_view && is_numeric($feed) && $feed < PLUGIN_FEED_BASE_INDEX && $feed > LABEL_BASE_INDEX) {
+            $handler = PluginHost::getInstance()->get_feed_handler(
+                PluginHost::feed_to_pfeed_id($feed));
+
+            if ($handler) {
+                $options = array(
+                    "limit" => $limit,
+                    "view_mode" => $view_mode,
+                    "cat_view" => $cat_view,
+                    "search" => $search,
+                    "override_order" => $override_order,
+                    "offset" => $offset,
+                    "owner_uid" => $_SESSION["uid"],
+                    "filter" => false,
+                    "since_id" => 0,
+                    "include_children" => $include_children,
+                    "order_by" => $order_by);
+
+                $qfh_ret = $handler->get_headlines(PluginHost::feed_to_pfeed_id($feed),
+                    $options);
+            }
+
+        } else {
+
+            $params = array(
+                "feed" => $feed,
+                "limit" => $limit,
+                "view_mode" => $view_mode,
+                "cat_view" => $cat_view,
+                "search" => $search,
+                "search_language" => $search_language,
+                "override_order" => $override_order,
+                "offset" => $offset,
+                "include_children" => $include_children,
+                "check_first_id" => $check_first_id,
+                "skip_first_id_check" => $skip_first_id_check,
+                "order_by" => $order_by
+            );
 
-		$reply['toolbar'] = $this->format_headline_subtoolbar($feed_site_url,
-			$feed_title,
-			$feed, $cat_view, $search,
-			$last_error, $last_updated);
+            $qfh_ret = $this->queryFeedHeadlines($params);
+        }
 
-		if ($offset == 0) {
-			foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINES_BEFORE) as $p) {
-				 $reply['content'] .= $p->hook_headlines_before($feed, $cat_view, $qfh_ret);
-			}
-		}
+        $vfeed_group_enabled = get_pref("VFEED_GROUP_BY_FEED") &&
+            !(in_array($feed, Feeds::NEVER_GROUP_FEEDS) && !$cat_view);
+
+        $result = $qfh_ret[0]; // this could be either a PDO query result or a -1 if first id changed
+        $feed_title = $qfh_ret[1];
+        $feed_site_url = $qfh_ret[2];
+        $last_error = $qfh_ret[3];
+        $last_updated = strpos($qfh_ret[4], '1970-') === FALSE ?
+            make_local_datetime($qfh_ret[4], false) : __("Never");
+        $highlight_words = $qfh_ret[5];
+        $reply['first_id'] = $qfh_ret[6];
+        $reply['is_vfeed'] = $qfh_ret[7];
+        $query_error_override = $qfh_ret[8];
+
+        $reply['search_query'] = [$search, $search_language];
+        $reply['vfeed_group_enabled'] = $vfeed_group_enabled;
+
+        $reply['toolbar'] = $this->format_headline_subtoolbar($feed_site_url,
+            $feed_title,
+            $feed, $cat_view, $search,
+            $last_error, $last_updated);
+
+        if ($offset == 0) {
+            foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_HEADLINES_BEFORE) as $p) {
+                    $reply['content'] .= $p->hook_headlines_before($feed, $cat_view, $qfh_ret);
+            }
+        }
 
-		$reply['content'] = [];
+        $reply['content'] = [];
 
-		$headlines_count = 0;
+        $headlines_count = 0;
 
         if (is_object($result)) {
-			while ($line = $result->fetch(PDO::FETCH_ASSOC)) {
+            while ($line = $result->fetch(PDO::FETCH_ASSOC)) {
 
-				++$headlines_count;
+                ++$headlines_count;
 
-				if (!get_pref('SHOW_CONTENT_PREVIEW')) {
-					$line["content_preview"] = "";
-				} else {
-					$line["content_preview"] =  "&mdash; " . truncate_string(strip_tags($line["content"]), 250);
+                if (!get_pref('SHOW_CONTENT_PREVIEW')) {
+                    $line["content_preview"] = "";
+                } else {
+                    $line["content_preview"] =  "&mdash; " . truncate_string(strip_tags($line["content"]), 250);
 
-					foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
-						$line = $p->hook_query_headlines($line, 250, false);
-					}
+                    foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
+                        $line = $p->hook_query_headlines($line, 250, false);
+                    }
                 }
 
-				$id = $line["id"];
+                $id = $line["id"];
 
-				// frontend doesn't expect pdo returning booleans as strings on mysql
-				if (DB_TYPE == "mysql") {
-					foreach (["unread", "marked", "published"] as $k) {
-						$line[$k] = $line[$k] === "1";
-					}
-				}
+                // frontend doesn't expect pdo returning booleans as strings on mysql
+                if (DB_TYPE == "mysql") {
+                    foreach (["unread", "marked", "published"] as $k) {
+                        $line[$k] = $line[$k] === "1";
+                    }
+                }
 
-				// normalize archived feed
-				if ($line['feed_id'] === null) {
-					$line['feed_id'] = 0;
-					$line["feed_title"] = __("Archived articles");
-				}
+                // normalize archived feed
+                if ($line['feed_id'] === null) {
+                    $line['feed_id'] = 0;
+                    $line["feed_title"] = __("Archived articles");
+                }
 
-				$feed_id = $line["feed_id"];
+                $feed_id = $line["feed_id"];
 
-				$label_cache = $line["label_cache"];
-				$labels = false;
+                $label_cache = $line["label_cache"];
+                $labels = false;
 
-				if ($label_cache) {
-					$label_cache = json_decode($label_cache, true);
+                if ($label_cache) {
+                    $label_cache = json_decode($label_cache, true);
 
-					if ($label_cache) {
-						if ($label_cache["no-labels"] == 1)
-							$labels = array();
-						else
-							$labels = $label_cache;
-					}
-				}
+                    if ($label_cache) {
+                        if ($label_cache["no-labels"] == 1)
+                            $labels = array();
+                        else
+                            $labels = $label_cache;
+                    }
+                }
 
-				if (!is_array($labels)) $labels = Article::get_article_labels($id);
+                if (!is_array($labels)) $labels = Article::get_article_labels($id);
 
-				$labels_str = "<span class=\"HLLCTR-$id\">";
-				$labels_str .= Article::format_article_labels($labels);
-				$labels_str .= "</span>";
+                $labels_str = "<span class=\"HLLCTR-$id\">";
+                $labels_str .= Article::format_article_labels($labels);
+                $labels_str .= "</span>";
 
-				$line["labels"] = $labels_str;
+                $line["labels"] = $labels_str;
 
-				if (count($topmost_article_ids) < 3) {
-					array_push($topmost_article_ids, $id);
-				}
+                if (count($topmost_article_ids) < 3) {
+                    array_push($topmost_article_ids, $id);
+                }
 
-				if (!$line["feed_title"]) $line["feed_title"] = "";
+                if (!$line["feed_title"]) $line["feed_title"] = "";
 
                 $line["buttons_left"] = "";
                 foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_ARTICLE_LEFT_BUTTON) as $p) {
@@ -343,341 +343,341 @@ 
                     }
                 }
 
-				$line["updated_long"] = make_local_datetime($line["updated"],true);
-				$line["updated"] = make_local_datetime($line["updated"], false, false, false, true);
+                $line["updated_long"] = make_local_datetime($line["updated"],true);
+                $line["updated"] = make_local_datetime($line["updated"], false, false, false, true);
 
 
-				$line['imported'] = T_sprintf("Imported at %s",
-					make_local_datetime($line["date_entered"], false));
+                $line['imported'] = T_sprintf("Imported at %s",
+                    make_local_datetime($line["date_entered"], false));
 
-				if ($line["tag_cache"])
-					$tags = explode(",", $line["tag_cache"]);
-				else
-					$tags = false;
+                if ($line["tag_cache"])
+                    $tags = explode(",", $line["tag_cache"]);
+                else
+                    $tags = false;
 
-				$line["tags_str"] = Article::format_tags_string($tags);
+                $line["tags_str"] = Article::format_tags_string($tags);
 
-				if (feeds::feedHasIcon($feed_id)) {
-					$line['feed_icon'] = "<img class=\"icon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">";
-				} else {
-					$line['feed_icon'] = "<i class='icon-no-feed material-icons'>rss_feed</i>";
-				}
+                if (feeds::feedHasIcon($feed_id)) {
+                    $line['feed_icon'] = "<img class=\"icon\" src=\"".ICONS_URL."/$feed_id.ico\" alt=\"\">";
+                } else {
+                    $line['feed_icon'] = "<i class='icon-no-feed material-icons'>rss_feed</i>";
+                }
 
-			    //setting feed headline background color, needs to change text color based on dark/light
-				$fav_color = $line['favicon_avg_color'];
+                //setting feed headline background color, needs to change text color based on dark/light
+                $fav_color = $line['favicon_avg_color'];
 
-				require_once "colors.php";
+                require_once "colors.php";
 
-				if (!isset($rgba_cache[$feed_id])) {
-					if ($fav_color && $fav_color != 'fail') {
-						$rgba_cache[$feed_id] = _color_unpack($fav_color);
-					} else {
-						$rgba_cache[$feed_id] = _color_unpack($this->color_of($line['feed_title']));
-					}
-				}
+                if (!isset($rgba_cache[$feed_id])) {
+                    if ($fav_color && $fav_color != 'fail') {
+                        $rgba_cache[$feed_id] = _color_unpack($fav_color);
+                    } else {
+                        $rgba_cache[$feed_id] = _color_unpack($this->color_of($line['feed_title']));
+                    }
+                }
 
-				if (isset($rgba_cache[$feed_id])) {
-				    $line['feed_bg_color'] = 'rgba(' . implode(",", $rgba_cache[$feed_id]) . ',0.3)';
+                if (isset($rgba_cache[$feed_id])) {
+                    $line['feed_bg_color'] = 'rgba(' . implode(",", $rgba_cache[$feed_id]) . ',0.3)';
                 }
 
-				/* we don't need those */
+                /* we don't need those */
 
                 foreach (["date_entered", "guid", "last_published", "last_marked", "tag_cache", "favicon_avg_color",
-                             "uuid", "label_cache", "yyiw"] as $k)
+                                "uuid", "label_cache", "yyiw"] as $k)
                     unset($line[$k]);
 
-				array_push($reply['content'], $line);
-			}
-        }
-
-		if (!$headlines_count) {
-
-			if (is_object($result)) {
-
-				if ($query_error_override) {
-					$message = $query_error_override;
-				} else {
-					switch ($view_mode) {
-						case "unread":
-							$message = __("No unread articles found to display.");
-							break;
-						case "updated":
-							$message = __("No updated articles found to display.");
-							break;
-						case "marked":
-							$message = __("No starred articles found to display.");
-							break;
-						default:
-							if ($feed < LABEL_BASE_INDEX) {
-								$message = __("No articles found to display. You can assign articles to labels manually from article header context menu (applies to all selected articles) or use a filter.");
-							} else {
-								$message = __("No articles found to display.");
-							}
-					}
-				}
-
-				if (!$offset && $message) {
-					$reply['content'] = "<div class='whiteBox'>$message";
-
-					$reply['content'] .= "<p><span class=\"text-muted\">";
-
-					$sth = $this->pdo->prepare("SELECT " . SUBSTRING_FOR_DATE . "(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
+                array_push($reply['content'], $line);
+            }
+        }
+
+        if (!$headlines_count) {
+
+            if (is_object($result)) {
+
+                if ($query_error_override) {
+                    $message = $query_error_override;
+                } else {
+                    switch ($view_mode) {
+                        case "unread":
+                            $message = __("No unread articles found to display.");
+                            break;
+                        case "updated":
+                            $message = __("No updated articles found to display.");
+                            break;
+                        case "marked":
+                            $message = __("No starred articles found to display.");
+                            break;
+                        default:
+                            if ($feed < LABEL_BASE_INDEX) {
+                                $message = __("No articles found to display. You can assign articles to labels manually from article header context menu (applies to all selected articles) or use a filter.");
+                            } else {
+                                $message = __("No articles found to display.");
+                            }
+                    }
+                }
+
+                if (!$offset && $message) {
+                    $reply['content'] = "<div class='whiteBox'>$message";
+
+                    $reply['content'] .= "<p><span class=\"text-muted\">";
+
+                    $sth = $this->pdo->prepare("SELECT " . SUBSTRING_FOR_DATE . "(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
                         WHERE owner_uid = ?");
-					$sth->execute([$_SESSION['uid']]);
-					$row = $sth->fetch();
+                    $sth->execute([$_SESSION['uid']]);
+                    $row = $sth->fetch();
 
-					$last_updated = make_local_datetime($row["last_updated"], false);
+                    $last_updated = make_local_datetime($row["last_updated"], false);
 
-					$reply['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
+                    $reply['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
 
-					$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']]);
-					$row = $sth->fetch();
+                    $sth->execute([$_SESSION['uid']]);
+                    $row = $sth->fetch();
 
-					$num_errors = $row["num_errors"];
+                    $num_errors = $row["num_errors"];
 
-					if ($num_errors > 0) {
-						$reply['content'] .= "<br/>";
-						$reply['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">" .
-							__('Some feeds have update errors (click for details)') . "</a>";
-					}
-					$reply['content'] .= "</span></p></div>";
+                    if ($num_errors > 0) {
+                        $reply['content'] .= "<br/>";
+                        $reply['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">" .
+                            __('Some feeds have update errors (click for details)') . "</a>";
+                    }
+                    $reply['content'] .= "</span></p></div>";
 
-				}
-			} else if (is_numeric($result) && $result == -1) {
-				$reply['first_id_changed'] = true;
-			}
-		}
+                }
+            } else if (is_numeric($result) && $result == -1) {
+                $reply['first_id_changed'] = true;
+            }
+        }
 
-		return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, $reply);
-	}
+        return array($topmost_article_ids, $headlines_count, $feed, $disable_cache, $reply);
+    }
 
-	public function catchupAll() {
-		$sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
+    public function catchupAll() {
+        $sth = $this->pdo->prepare("UPDATE ttrss_user_entries SET
 						last_read = NOW(), unread = false WHERE unread = true AND owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
+        $sth->execute([$_SESSION['uid']]);
 
-		CCache::zero_all($_SESSION["uid"]);
-	}
+        CCache::zero_all($_SESSION["uid"]);
+    }
 
-	public function view() {
-		$reply = array();
+    public function view() {
+        $reply = array();
 
-		$feed = $_REQUEST["feed"];
-		$method = $_REQUEST["m"];
-		$view_mode = $_REQUEST["view_mode"];
-		$limit = 30;
-		@$cat_view = $_REQUEST["cat"] == "true";
-		@$next_unread_feed = $_REQUEST["nuf"];
-		@$offset = $_REQUEST["skip"];
-		$order_by = $_REQUEST["order_by"];
-		$check_first_id = $_REQUEST["fid"];
+        $feed = $_REQUEST["feed"];
+        $method = $_REQUEST["m"];
+        $view_mode = $_REQUEST["view_mode"];
+        $limit = 30;
+        @$cat_view = $_REQUEST["cat"] == "true";
+        @$next_unread_feed = $_REQUEST["nuf"];
+        @$offset = $_REQUEST["skip"];
+        $order_by = $_REQUEST["order_by"];
+        $check_first_id = $_REQUEST["fid"];
 
-		if (is_numeric($feed)) $feed = (int) $feed;
+        if (is_numeric($feed)) $feed = (int) $feed;
 
-		/* Feed -5 is a special case: it is used to display auxiliary information
+        /* Feed -5 is a special case: it is used to display auxiliary information
 		 * when there's nothing to load - e.g. no stuff in fresh feed */
 
-		if ($feed == -5) {
-			print json_encode($this->generate_dashboard_feed());
-			return;
-		}
+        if ($feed == -5) {
+            print json_encode($this->generate_dashboard_feed());
+            return;
+        }
 
-		$sth = false;
-		if ($feed < LABEL_BASE_INDEX) {
+        $sth = false;
+        if ($feed < LABEL_BASE_INDEX) {
 
-			$label_feed = Labels::feed_to_label_id($feed);
+            $label_feed = Labels::feed_to_label_id($feed);
 
-			$sth = $this->pdo->prepare("SELECT id FROM ttrss_labels2 WHERE
+            $sth = $this->pdo->prepare("SELECT id FROM ttrss_labels2 WHERE
 							id = ? AND owner_uid = ?");
-			$sth->execute([$label_feed, $_SESSION['uid']]);
+            $sth->execute([$label_feed, $_SESSION['uid']]);
 
-		} else if (!$cat_view && is_numeric($feed) && $feed > 0) {
+        } else if (!$cat_view && is_numeric($feed) && $feed > 0) {
 
-			$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, $_SESSION['uid']]);
+            $sth->execute([$feed, $_SESSION['uid']]);
 
-		} else if ($cat_view && is_numeric($feed) && $feed > 0) {
+        } else if ($cat_view && is_numeric($feed) && $feed > 0) {
 
-			$sth = $this->pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE
+            $sth = $this->pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE
 							id = ? AND owner_uid = ?");
 
-			$sth->execute([$feed, $_SESSION['uid']]);
-		}
+            $sth->execute([$feed, $_SESSION['uid']]);
+        }
 
-		if ($sth && !$sth->fetch()) {
-			print json_encode($this->generate_error_feed(__("Feed not found.")));
-			return;
-		}
+        if ($sth && !$sth->fetch()) {
+            print json_encode($this->generate_error_feed(__("Feed not found.")));
+            return;
+        }
 
-		/* Updating a label ccache means recalculating all of the caches
+        /* Updating a label ccache means recalculating all of the caches
 		 * so for performance reasons we don't do that here */
 
-		if ($feed >= 0) {
-			CCache::update($feed, $_SESSION["uid"], $cat_view);
-		}
+        if ($feed >= 0) {
+            CCache::update($feed, $_SESSION["uid"], $cat_view);
+        }
 
-		set_pref("_DEFAULT_VIEW_MODE", $view_mode);
-		set_pref("_DEFAULT_VIEW_ORDER_BY", $order_by);
+        set_pref("_DEFAULT_VIEW_MODE", $view_mode);
+        set_pref("_DEFAULT_VIEW_ORDER_BY", $order_by);
 
-		/* bump login timestamp if needed */
-		if (time() - $_SESSION["last_login_update"] > 3600) {
-			$sth = $this->pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
-			$sth->execute([$_SESSION['uid']]);
+        /* bump login timestamp if needed */
+        if (time() - $_SESSION["last_login_update"] > 3600) {
+            $sth = $this->pdo->prepare("UPDATE ttrss_users SET last_login = NOW() WHERE id = ?");
+            $sth->execute([$_SESSION['uid']]);
 
-			$_SESSION["last_login_update"] = time();
-		}
+            $_SESSION["last_login_update"] = time();
+        }
 
-		if (!$cat_view && is_numeric($feed) && $feed > 0) {
-			$sth = $this->pdo->prepare("UPDATE ttrss_feeds SET last_viewed = NOW()
+        if (!$cat_view && is_numeric($feed) && $feed > 0) {
+            $sth = $this->pdo->prepare("UPDATE ttrss_feeds SET last_viewed = NOW()
 							WHERE id = ? AND owner_uid = ?");
-			$sth->execute([$feed, $_SESSION['uid']]);
-		}
-
-		$reply['headlines'] = [];
-
-		$override_order = false;
-		$skip_first_id_check = false;
+            $sth->execute([$feed, $_SESSION['uid']]);
+        }
 
-		switch ($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;
-		}
+        $reply['headlines'] = [];
+
+        $override_order = false;
+        $skip_first_id_check = false;
+
+        switch ($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;
+        }
 
-		$ret = $this->format_headlines_list($feed, $method,
-			$view_mode, $limit, $cat_view, $offset,
-			$override_order, true, $check_first_id, $skip_first_id_check, $order_by);
+        $ret = $this->format_headlines_list($feed, $method,
+            $view_mode, $limit, $cat_view, $offset,
+            $override_order, true, $check_first_id, $skip_first_id_check, $order_by);
 
-		$headlines_count = $ret[1];
-		$disable_cache = $ret[3];
-		$reply['headlines'] = $ret[4];
+        $headlines_count = $ret[1];
+        $disable_cache = $ret[3];
+        $reply['headlines'] = $ret[4];
 
-		if (!$next_unread_feed)
-			$reply['headlines']['id'] = $feed;
-		else
-			$reply['headlines']['id'] = $next_unread_feed;
+        if (!$next_unread_feed)
+            $reply['headlines']['id'] = $feed;
+        else
+            $reply['headlines']['id'] = $next_unread_feed;
 
-		$reply['headlines']['is_cat'] = (bool) $cat_view;
+        $reply['headlines']['is_cat'] = (bool) $cat_view;
 
-		$reply['headlines-info'] = ["count" => (int) $headlines_count,
-            						"disable_cache" => (bool) $disable_cache];
+        $reply['headlines-info'] = ["count" => (int) $headlines_count,
+                                    "disable_cache" => (bool) $disable_cache];
 
-		// this is parsed by handleRpcJson() on first viewfeed() to set cdm expanded, etc
-		$reply['runtime-info'] = make_runtime_info();
+        // this is parsed by handleRpcJson() on first viewfeed() to set cdm expanded, etc
+        $reply['runtime-info'] = make_runtime_info();
 
-		$reply_json = json_encode($reply);
+        $reply_json = json_encode($reply);
 
-		if (!$reply_json) {
-		    $reply_json = json_encode(["error" => ["code" => 15,
+        if (!$reply_json) {
+            $reply_json = json_encode(["error" => ["code" => 15,
                 "message" => json_last_error_msg()]]);
         }
 
-		print $reply_json;
+        print $reply_json;
 
-	}
+    }
 
-	private function generate_dashboard_feed() {
-		$reply = array();
+    private function generate_dashboard_feed() {
+        $reply = array();
 
-		$reply['headlines']['id'] = -5;
-		$reply['headlines']['is_cat'] = false;
+        $reply['headlines']['id'] = -5;
+        $reply['headlines']['is_cat'] = false;
 
-		$reply['headlines']['toolbar'] = '';
+        $reply['headlines']['toolbar'] = '';
 
-		$reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
+        $reply['headlines']['content'] = "<div class='whiteBox'>".__('No feed selected.');
 
-		$reply['headlines']['content'] .= "<p><span class=\"text-muted\">";
+        $reply['headlines']['content'] .= "<p><span class=\"text-muted\">";
 
-		$sth = $this->pdo->prepare("SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
+        $sth = $this->pdo->prepare("SELECT ".SUBSTRING_FOR_DATE."(MAX(last_updated), 1, 19) AS last_updated FROM ttrss_feeds
 			WHERE owner_uid = ?");
-		$sth->execute([$_SESSION['uid']]);
-		$row = $sth->fetch();
+        $sth->execute([$_SESSION['uid']]);
+        $row = $sth->fetch();
 
-		$last_updated = make_local_datetime($row["last_updated"], false);
+        $last_updated = make_local_datetime($row["last_updated"], false);
 
-		$reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
+        $reply['headlines']['content'] .= sprintf(__("Feeds last updated at %s"), $last_updated);
 
-		$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']]);
-		$row = $sth->fetch();
+        $sth->execute([$_SESSION['uid']]);
+        $row = $sth->fetch();
 
-		$num_errors = $row["num_errors"];
+        $num_errors = $row["num_errors"];
 
-		if ($num_errors > 0) {
-			$reply['headlines']['content'] .= "<br/>";
-			$reply['headlines']['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">".
-				__('Some feeds have update errors (click for details)')."</a>";
-		}
-		$reply['headlines']['content'] .= "</span></p>";
+        if ($num_errors > 0) {
+            $reply['headlines']['content'] .= "<br/>";
+            $reply['headlines']['content'] .= "<a class=\"text-muted\" href=\"#\" onclick=\"CommonDialogs.showFeedsWithErrors()\">".
+                __('Some feeds have update errors (click for details)')."</a>";
+        }
+        $reply['headlines']['content'] .= "</span></p>";
 
-		$reply['headlines-info'] = array("count" => 0,
-			"unread" => 0,
-			"disable_cache" => true);
+        $reply['headlines-info'] = array("count" => 0,
+            "unread" => 0,
+            "disable_cache" => true);
 
-		return $reply;
-	}
+        return $reply;
+    }
 
-	private function generate_error_feed($error) {
-		$reply = array();
+    private function generate_error_feed($error) {
+        $reply = array();
 
-		$reply['headlines']['id'] = -7;
-		$reply['headlines']['is_cat'] = false;
+        $reply['headlines']['id'] = -7;
+        $reply['headlines']['is_cat'] = false;
 
-		$reply['headlines']['toolbar'] = '';
-		$reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
+        $reply['headlines']['toolbar'] = '';
+        $reply['headlines']['content'] = "<div class='whiteBox'>". $error . "</div>";
 
-		$reply['headlines-info'] = array("count" => 0,
-			"unread" => 0,
-			"disable_cache" => true);
+        $reply['headlines-info'] = array("count" => 0,
+            "unread" => 0,
+            "disable_cache" => true);
 
-		return $reply;
-	}
+        return $reply;
+    }
 
-	public function quickAddFeed() {
-		print "<form onsubmit='return false'>";
+    public function quickAddFeed() {
+        print "<form onsubmit='return false'>";
 
-		print_hidden("op", "rpc");
-		print_hidden("method", "addfeed");
+        print_hidden("op", "rpc");
+        print_hidden("method", "addfeed");
 
-		print "<div id='fadd_error_message' style='display : none' class='alert alert-danger'></div>";
+        print "<div id='fadd_error_message' style='display : none' class='alert alert-danger'></div>";
 
-		print "<div id='fadd_multiple_notify' style='display : none'>";
-		print_notice("Provided URL is a HTML page referencing multiple feeds, please select required feed from the dropdown menu below.");
-		print "<p></div>";
+        print "<div id='fadd_multiple_notify' style='display : none'>";
+        print_notice("Provided URL is a HTML page referencing multiple feeds, please select required feed from the dropdown menu below.");
+        print "<p></div>";
 
-		print "<section>";
+        print "<section>";
 
-		print "<fieldset>";
-		print "<div style='float : right'><img style='display : none' id='feed_add_spinner' src='images/indicator_white.gif'></div>";
-		print "<input style='font-size : 16px; width : 500px;'
+        print "<fieldset>";
+        print "<div style='float : right'><img style='display : none' id='feed_add_spinner' src='images/indicator_white.gif'></div>";
+        print "<input style='font-size : 16px; width : 500px;'
 			placeHolder=\"".__("Feed or site URL")."\"
 			dojoType='dijit.form.ValidationTextBox' required='1' name='feed' id='feedDlg_feedUrl'>";
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "<fieldset>";
+        print "<fieldset>";
 
-		if (get_pref('ENABLE_FEED_CATS')) {
-			print "<label class='inline'>" . __('Place in category:') . "</label> ";
-			print_feed_cat_select("cat", false, 'dojoType="fox.form.Select"');
-		}
+        if (get_pref('ENABLE_FEED_CATS')) {
+            print "<label class='inline'>" . __('Place in category:') . "</label> ";
+            print_feed_cat_select("cat", false, 'dojoType="fox.form.Select"');
+        }
 
-		print "</fieldset>";
+        print "</fieldset>";
 
-		print "</section>";
+        print "</section>";
 
-		print '<div id="feedDlg_feedsContainer" style="display : none">
+        print '<div id="feedDlg_feedsContainer" style="display : none">
 				<header>' . __('Available feeds') . '</header>
 				<section>
 					<fieldset>
@@ -691,7 +691,7 @@ 
 				</section>
 			</div>';
 
-		print "<div id='feedDlg_loginContainer' style='display : none'>
+        print "<div id='feedDlg_loginContainer' style='display : none'>
 				<section>
 				<fieldset>
 					<input dojoType=\"dijit.form.TextBox\" name='login'\"
@@ -707,98 +707,98 @@ 
 				</section>
 			</div>";
 
-		print "<section>";
-		print "<label>
+        print "<section>";
+        print "<label>
 			<label class='checkbox'><input type='checkbox' name='need_auth' dojoType='dijit.form.CheckBox' id='feedDlg_loginCheck'
 					onclick='displayIfChecked(this, \"feedDlg_loginContainer\")'>
 				".__('This feed requires authentication.')."</label>";
-		print "</section>";
+        print "</section>";
 
-		print "<footer>";
-		print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit'
+        print "<footer>";
+        print "<button dojoType='dijit.form.Button' class='alt-primary' type='submit'
 				onclick=\"return dijit.byId('feedAddDlg').execute()\">".__('Subscribe')."</button>";
 
-		print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('feedAddDlg').hide()\">".__('Cancel')."</button>";
-		print "</footer>";
+        print "<button dojoType='dijit.form.Button' onclick=\"return dijit.byId('feedAddDlg').hide()\">".__('Cancel')."</button>";
+        print "</footer>";
 
-		print "</form>";
-	}
+        print "</form>";
+    }
 
-	public function search() {
-		$this->params = explode(":", $_REQUEST["param"], 2);
+    public function search() {
+        $this->params = explode(":", $_REQUEST["param"], 2);
 
-		$active_feed_id = sprintf("%d", $this->params[0]);
-		$is_cat = $this->params[1] != "false";
+        $active_feed_id = sprintf("%d", $this->params[0]);
+        $is_cat = $this->params[1] != "false";
 
-		print "<form onsubmit='return false;'>";
+        print "<form onsubmit='return false;'>";
 
-		print "<section>";
+        print "<section>";
 
-		print "<fieldset>";
-		print "<input dojoType='dijit.form.ValidationTextBox' id='search_query'
+        print "<fieldset>";
+        print "<input dojoType='dijit.form.ValidationTextBox' id='search_query'
 			style='font-size : 16px; width : 540px;'
 			placeHolder=\"".T_sprintf("Search %s...", $this->getFeedTitle($active_feed_id, $is_cat))."\"
 			name='query' type='search' value=''>";
-		print "</fieldset>";
-
-		if (DB_TYPE == "pgsql") {
-			print "<fieldset>";
-			print "<label class='inline'>" . __("Language:") . "</label>";
-			print_select("search_language", get_pref('DEFAULT_SEARCH_LANGUAGE'), Pref_Feeds::get_ts_languages(),
-				"dojoType='fox.form.Select' title=\"".__('Used for word stemming')."\"");
-			print "</fieldset>";
-		}
+        print "</fieldset>";
+
+        if (DB_TYPE == "pgsql") {
+            print "<fieldset>";
+            print "<label class='inline'>" . __("Language:") . "</label>";
+            print_select("search_language", get_pref('DEFAULT_SEARCH_LANGUAGE'), Pref_Feeds::get_ts_languages(),
+                "dojoType='fox.form.Select' title=\"".__('Used for word stemming')."\"");
+            print "</fieldset>";
+        }
 
-		print "</section>";
+        print "</section>";
 
-		print "<footer>";
+        print "<footer>";
 
-		if (count(PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH)) == 0) {
-			print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/SearchSyntax\")'>
+        if (count(PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH)) == 0) {
+            print "<button dojoType='dijit.form.Button' style='float : left' class='alt-info' onclick='window.open(\"https://tt-rss.org/wiki/SearchSyntax\")'>
 				<i class='material-icons'>help</i> ".__("Search syntax")."</button>";
-		}
+        }
 
-		print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary' onclick=\"dijit.byId('searchDlg').execute()\">".__('Search')."</button>
+        print "<button dojoType='dijit.form.Button' type='submit' class='alt-primary' onclick=\"dijit.byId('searchDlg').execute()\">".__('Search')."</button>
 			<button dojoType='dijit.form.Button' onclick=\"dijit.byId('searchDlg').hide()\">".__('Cancel')."</button>";
 
-		print "</footer>";
+        print "</footer>";
 
-		print "</form>";
-	}
+        print "</form>";
+    }
 
-	public function update_debugger() {
-		header("Content-type: text/html");
+    public function update_debugger() {
+        header("Content-type: text/html");
 
-		Debug::set_enabled(true);
-		Debug::set_loglevel($_REQUEST["xdebug"]);
+        Debug::set_enabled(true);
+        Debug::set_loglevel($_REQUEST["xdebug"]);
 
-		$feed_id = (int)$_REQUEST["feed_id"];
-		@$do_update = $_REQUEST["action"] == "do_update";
-		$csrf_token = $_REQUEST["csrf_token"];
+        $feed_id = (int)$_REQUEST["feed_id"];
+        @$do_update = $_REQUEST["action"] == "do_update";
+        $csrf_token = $_REQUEST["csrf_token"];
 
-		$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 (!$sth->fetch()) {
-		    print "Access denied.";
-		    return;
+        if (!$sth->fetch()) {
+            print "Access denied.";
+            return;
         }
 
-		$refetch_checked = isset($_REQUEST["force_refetch"]) ? "checked" : "";
-		$rehash_checked = isset($_REQUEST["force_rehash"]) ? "checked" : "";
+        $refetch_checked = isset($_REQUEST["force_refetch"]) ? "checked" : "";
+        $rehash_checked = isset($_REQUEST["force_rehash"]) ? "checked" : "";
 
-		?>
+        ?>
 		<!DOCTYPE html>
 		<html>
 		<head>
 			<?php echo stylesheet_tag("css/default.css") ?>
 			<title>Feed Debugger</title>
 			<?php
-				echo stylesheet_tag("css/default.css");
-				echo javascript_tag("lib/prototype.js");
-				echo javascript_tag("lib/dojo/dojo.js");
-				echo javascript_tag("lib/dojo/tt-rss-layer.js");
-			?>
+                echo stylesheet_tag("css/default.css");
+                echo javascript_tag("lib/prototype.js");
+                echo javascript_tag("lib/dojo/dojo.js");
+                echo javascript_tag("lib/dojo/tt-rss-layer.js");
+            ?>
 		</head>
 		<body class="flat ttrss_utility feed_debugger">
 		<script type="text/javascript">
@@ -836,904 +836,904 @@ 
 
 					<pre><?php
 
-					if ($do_update) {
-						RSSUtils::update_rss_feed($feed_id, true);
-					}
+                    if ($do_update) {
+                        RSSUtils::update_rss_feed($feed_id, true);
+                    }
 
-					?></pre>
+                    ?></pre>
 				</div>
 			</div>
 		</body>
 		</html>
 		<?php
 
-	}
-
-	public static function catchup_feed($feed, $cat_view, $owner_uid = false, $mode = 'all', $search = false) {
-
-		if (!$owner_uid) $owner_uid = $_SESSION['uid'];
-
-		$pdo = Db::pdo();
-
-		if (is_array($search) && $search[0]) {
-			$search_qpart = "";
-
-			foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH) as $plugin) {
-				list($search_qpart, $search_words) = $plugin->hook_search($search[0]);
-				break;
-			}
-
-			// fall back in case of no plugins
-			if (!$search_qpart) {
-				list($search_qpart, $search_words) = Feeds::search_to_sql($search[0], $search[1]);
-			}
-		} else {
-			$search_qpart = "true";
-		}
-
-		// TODO: all this interval stuff needs some generic generator function
-
-		switch ($mode) {
-			case "1day":
-				if (DB_TYPE == "pgsql") {
-					$date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
-				} else {
-					$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
-				}
-				break;
-			case "1week":
-				if (DB_TYPE == "pgsql") {
-					$date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
-				} else {
-					$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
-				}
-				break;
-			case "2week":
-				if (DB_TYPE == "pgsql") {
-					$date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
-				} else {
-					$date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
-				}
-				break;
-			default:
-				$date_qpart = "true";
-		}
-
-		if (is_numeric($feed)) {
-			if ($cat_view) {
-
-				if ($feed >= 0) {
-
-					if ($feed > 0) {
-						$children = Feeds::getChildCategories($feed, $owner_uid);
-						array_push($children, $feed);
-						$children = array_map("intval", $children);
-
-						$children = join(",", $children);
-
-						$cat_qpart = "cat_id IN ($children)";
-					} else {
-						$cat_qpart = "cat_id IS NULL";
-					}
-
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+    }
+
+    public static function catchup_feed($feed, $cat_view, $owner_uid = false, $mode = 'all', $search = false) {
+
+        if (!$owner_uid) $owner_uid = $_SESSION['uid'];
+
+        $pdo = Db::pdo();
+
+        if (is_array($search) && $search[0]) {
+            $search_qpart = "";
+
+            foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH) as $plugin) {
+                list($search_qpart, $search_words) = $plugin->hook_search($search[0]);
+                break;
+            }
+
+            // fall back in case of no plugins
+            if (!$search_qpart) {
+                list($search_qpart, $search_words) = Feeds::search_to_sql($search[0], $search[1]);
+            }
+        } else {
+            $search_qpart = "true";
+        }
+
+        // TODO: all this interval stuff needs some generic generator function
+
+        switch ($mode) {
+            case "1day":
+                if (DB_TYPE == "pgsql") {
+                    $date_qpart = "date_entered < NOW() - INTERVAL '1 day' ";
+                } else {
+                    $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 DAY) ";
+                }
+                break;
+            case "1week":
+                if (DB_TYPE == "pgsql") {
+                    $date_qpart = "date_entered < NOW() - INTERVAL '1 week' ";
+                } else {
+                    $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 1 WEEK) ";
+                }
+                break;
+            case "2week":
+                if (DB_TYPE == "pgsql") {
+                    $date_qpart = "date_entered < NOW() - INTERVAL '2 week' ";
+                } else {
+                    $date_qpart = "date_entered < DATE_SUB(NOW(), INTERVAL 2 WEEK) ";
+                }
+                break;
+            default:
+                $date_qpart = "true";
+        }
+
+        if (is_numeric($feed)) {
+            if ($cat_view) {
+
+                if ($feed >= 0) {
+
+                    if ($feed > 0) {
+                        $children = Feeds::getChildCategories($feed, $owner_uid);
+                        array_push($children, $feed);
+                        $children = array_map("intval", $children);
+
+                        $children = join(",", $children);
+
+                        $cat_qpart = "cat_id IN ($children)";
+                    } else {
+                        $cat_qpart = "cat_id IS NULL";
+                    }
+
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false, last_read = NOW() WHERE ref_id IN
 							(SELECT id FROM
 								(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 									AND owner_uid = ? AND unread = true AND feed_id IN
 										(SELECT id FROM ttrss_feeds WHERE $cat_qpart) AND $date_qpart AND $search_qpart) as tmp)");
-					$sth->execute([$owner_uid]);
+                    $sth->execute([$owner_uid]);
 
-				} else if ($feed == -2) {
+                } else if ($feed == -2) {
 
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false,last_read = NOW() WHERE (SELECT COUNT(*)
 							FROM ttrss_user_labels2, ttrss_entries WHERE article_id = ref_id AND id = ref_id AND $date_qpart AND $search_qpart) > 0
 							AND unread = true AND owner_uid = ?");
-					$sth->execute([$owner_uid]);
-				}
+                    $sth->execute([$owner_uid]);
+                }
 
-			} else if ($feed > 0) {
+            } else if ($feed > 0) {
 
-				$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                $sth = $pdo->prepare("UPDATE ttrss_user_entries
 					SET unread = false, last_read = NOW() WHERE ref_id IN
 						(SELECT id FROM
 							(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 								AND owner_uid = ? AND unread = true AND feed_id = ? AND $date_qpart AND $search_qpart) as tmp)");
-				$sth->execute([$owner_uid, $feed]);
+                $sth->execute([$owner_uid, $feed]);
 
-			} else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
+            } else if ($feed < 0 && $feed > LABEL_BASE_INDEX) { // special, like starred
 
-				if ($feed == -1) {
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                if ($feed == -1) {
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false, last_read = NOW() WHERE ref_id IN
 							(SELECT id FROM
 								(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 									AND owner_uid = ? AND unread = true AND marked = true AND $date_qpart AND $search_qpart) as tmp)");
-					$sth->execute([$owner_uid]);
-				}
+                    $sth->execute([$owner_uid]);
+                }
 
-				if ($feed == -2) {
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                if ($feed == -2) {
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false, last_read = NOW() WHERE ref_id IN
 							(SELECT id FROM
 								(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 									AND owner_uid = ? AND unread = true AND published = true AND $date_qpart AND $search_qpart) as tmp)");
-					$sth->execute([$owner_uid]);
-				}
+                    $sth->execute([$owner_uid]);
+                }
 
-				if ($feed == -3) {
+                if ($feed == -3) {
 
-					$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE");
+                    $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE");
 
-					if (DB_TYPE == "pgsql") {
-						$match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
-					} else {
-						$match_part = "date_entered > DATE_SUB(NOW(),
+                    if (DB_TYPE == "pgsql") {
+                        $match_part = "date_entered > NOW() - INTERVAL '$intl hour' ";
+                    } else {
+                        $match_part = "date_entered > DATE_SUB(NOW(),
 							INTERVAL $intl HOUR) ";
-					}
+                    }
 
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false, last_read = NOW() WHERE ref_id IN
 							(SELECT id FROM
 								(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 									AND owner_uid = ? AND score >= 0 AND unread = true AND $date_qpart AND $match_part AND $search_qpart) as tmp)");
-					$sth->execute([$owner_uid]);
-				}
+                    $sth->execute([$owner_uid]);
+                }
 
-				if ($feed == -4) {
-					$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                if ($feed == -4) {
+                    $sth = $pdo->prepare("UPDATE ttrss_user_entries
 						SET unread = false, last_read = NOW() WHERE ref_id IN
 							(SELECT id FROM
 								(SELECT DISTINCT id FROM ttrss_entries, ttrss_user_entries WHERE ref_id = id
 									AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
-					$sth->execute([$owner_uid]);
-				}
+                    $sth->execute([$owner_uid]);
+                }
 
-			} else if ($feed < LABEL_BASE_INDEX) { // label
+            } else if ($feed < LABEL_BASE_INDEX) { // label
 
-				$label_id = Labels::feed_to_label_id($feed);
+                $label_id = Labels::feed_to_label_id($feed);
 
-				$sth = $pdo->prepare("UPDATE ttrss_user_entries
+                $sth = $pdo->prepare("UPDATE ttrss_user_entries
 					SET unread = false, last_read = NOW() WHERE ref_id IN
 						(SELECT id FROM
 							(SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_user_labels2 WHERE ref_id = id
 								AND label_id = ? AND ref_id = article_id
 								AND owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
-				$sth->execute([$label_id, $owner_uid]);
+                $sth->execute([$label_id, $owner_uid]);
 
-			}
+            }
 
-			CCache::update($feed, $owner_uid, $cat_view);
+            CCache::update($feed, $owner_uid, $cat_view);
 
-		} else { // tag
-			$sth = $pdo->prepare("UPDATE ttrss_user_entries
+        } else { // tag
+            $sth = $pdo->prepare("UPDATE ttrss_user_entries
 				SET unread = false, last_read = NOW() WHERE ref_id IN
 					(SELECT id FROM
 						(SELECT DISTINCT ttrss_entries.id FROM ttrss_entries, ttrss_user_entries, ttrss_tags WHERE ref_id = ttrss_entries.id
 							AND post_int_id = int_id AND tag_name = ?
 							AND ttrss_user_entries.owner_uid = ? AND unread = true AND $date_qpart AND $search_qpart) as tmp)");
-			$sth->execute([$feed, $owner_uid]);
+            $sth->execute([$feed, $owner_uid]);
 
-		}
-	}
+        }
+    }
 
-	public static function getFeedArticles($feed, $is_cat = false, $unread_only = false,
-							 $owner_uid = false) {
+    public static function getFeedArticles($feed, $is_cat = false, $unread_only = false,
+                                $owner_uid = false) {
 
-		$n_feed = (int) $feed;
-		$need_entries = false;
+        $n_feed = (int) $feed;
+        $need_entries = false;
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		if ($unread_only) {
-			$unread_qpart = "unread = true";
-		} else {
-			$unread_qpart = "true";
-		}
+        if ($unread_only) {
+            $unread_qpart = "unread = true";
+        } else {
+            $unread_qpart = "true";
+        }
 
-		$match_part = "";
+        $match_part = "";
 
-		if ($is_cat) {
-			return Feeds::getCategoryUnread($n_feed, $owner_uid);
-		} else if ($n_feed == -6) {
-			return 0;
-		} else if ($feed != "0" && $n_feed == 0) {
+        if ($is_cat) {
+            return Feeds::getCategoryUnread($n_feed, $owner_uid);
+        } else if ($n_feed == -6) {
+            return 0;
+        } else if ($feed != "0" && $n_feed == 0) {
 
-			$sth = $pdo->prepare("SELECT SUM((SELECT COUNT(int_id)
+            $sth = $pdo->prepare("SELECT SUM((SELECT COUNT(int_id)
 				FROM ttrss_user_entries,ttrss_entries WHERE int_id = post_int_id
 					AND ref_id = id AND $unread_qpart)) AS count FROM ttrss_tags
 				WHERE owner_uid = ? AND tag_name = ?");
 
-			$sth->execute([$owner_uid, $feed]);
-			$row = $sth->fetch();
+            $sth->execute([$owner_uid, $feed]);
+            $row = $sth->fetch();
 
-			return $row["count"];
+            return $row["count"];
 
-		} else if ($n_feed == -1) {
-			$match_part = "marked = true";
-		} else if ($n_feed == -2) {
-			$match_part = "published = true";
-		} else if ($n_feed == -3) {
-			$match_part = "unread = true AND score >= 0";
+        } else if ($n_feed == -1) {
+            $match_part = "marked = true";
+        } else if ($n_feed == -2) {
+            $match_part = "published = true";
+        } else if ($n_feed == -3) {
+            $match_part = "unread = true AND score >= 0";
 
-			$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
+            $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
 
-			if (DB_TYPE == "pgsql") {
-				$match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
-			} else {
-				$match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
-			}
+            if (DB_TYPE == "pgsql") {
+                $match_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
+            } else {
+                $match_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
+            }
 
-			$need_entries = true;
+            $need_entries = true;
 
-		} else if ($n_feed == -4) {
-			$match_part = "true";
-		} else if ($n_feed >= 0) {
+        } else if ($n_feed == -4) {
+            $match_part = "true";
+        } else if ($n_feed >= 0) {
 
-			if ($n_feed != 0) {
-				$match_part = "feed_id = " . (int)$n_feed;
-			} else {
-				$match_part = "feed_id IS NULL";
-			}
+            if ($n_feed != 0) {
+                $match_part = "feed_id = " . (int)$n_feed;
+            } else {
+                $match_part = "feed_id IS NULL";
+            }
 
-		} else if ($feed < LABEL_BASE_INDEX) {
+        } else if ($feed < LABEL_BASE_INDEX) {
 
-			$label_id = Labels::feed_to_label_id($feed);
+            $label_id = Labels::feed_to_label_id($feed);
 
-			return Feeds::getLabelUnread($label_id, $owner_uid);
-		}
+            return Feeds::getLabelUnread($label_id, $owner_uid);
+        }
 
-		if ($match_part) {
+        if ($match_part) {
 
-			if ($need_entries) {
-				$from_qpart = "ttrss_user_entries,ttrss_entries";
-				$from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
-			} else {
-				$from_qpart = "ttrss_user_entries";
-				$from_where = "";
-			}
+            if ($need_entries) {
+                $from_qpart = "ttrss_user_entries,ttrss_entries";
+                $from_where = "ttrss_entries.id = ttrss_user_entries.ref_id AND";
+            } else {
+                $from_qpart = "ttrss_user_entries";
+                $from_where = "";
+            }
 
-			$sth = $pdo->prepare("SELECT count(int_id) AS unread
+            $sth = $pdo->prepare("SELECT count(int_id) AS unread
 				FROM $from_qpart WHERE
 				$unread_qpart AND $from_where ($match_part) AND ttrss_user_entries.owner_uid = ?");
-			$sth->execute([$owner_uid]);
-			$row = $sth->fetch();
+            $sth->execute([$owner_uid]);
+            $row = $sth->fetch();
 
-			return $row["unread"];
+            return $row["unread"];
 
-		} else {
+        } else {
 
-			$sth = $pdo->prepare("SELECT COUNT(post_int_id) AS unread
+            $sth = $pdo->prepare("SELECT COUNT(post_int_id) AS unread
 				FROM ttrss_tags,ttrss_user_entries,ttrss_entries
 				WHERE tag_name = ? AND post_int_id = int_id AND ref_id = ttrss_entries.id
 				AND $unread_qpart AND ttrss_tags.owner_uid = ,");
 
-			$sth->execute([$feed, $owner_uid]);
-			$row = $sth->fetch();
-
-			return $row["unread"];
-		}
-	}
-
-	/**
-	 * @return array (code => Status code, message => error message if available)
-	 *
-	 *                 0 - OK, Feed already exists
-	 *                 1 - OK, Feed added
-	 *                 2 - Invalid URL
-	 *                 3 - URL content is HTML, no feeds available
-	 *                 4 - URL content is HTML which contains multiple feeds.
-	 *                     Here you should call extractfeedurls in rpc-backend
-	 *                     to get all possible feeds.
-	 *                 5 - Couldn't download the URL content.
-	 *                 6 - Content is an invalid XML.
-	 */
-	public static function subscribe_to_feed($url, $cat_id = 0,
-							   $auth_login = '', $auth_pass = '') {
-
-		global $fetch_last_error;
-		global $fetch_last_error_content;
-		global $fetch_last_content_type;
-
-		$pdo = Db::pdo();
-
-		$url = Feeds::fix_url($url);
-
-		if (!$url || !Feeds::validate_feed_url($url)) return array("code" => 2);
-
-		$contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
+            $sth->execute([$feed, $owner_uid]);
+            $row = $sth->fetch();
 
-		foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SUBSCRIBE_FEED) as $plugin) {
-			$contents = $plugin->hook_subscribe_feed($contents, $url, $auth_login, $auth_pass);
-		}
+            return $row["unread"];
+        }
+    }
+
+    /**
+     * @return array (code => Status code, message => error message if available)
+     *
+     *                 0 - OK, Feed already exists
+     *                 1 - OK, Feed added
+     *                 2 - Invalid URL
+     *                 3 - URL content is HTML, no feeds available
+     *                 4 - URL content is HTML which contains multiple feeds.
+     *                     Here you should call extractfeedurls in rpc-backend
+     *                     to get all possible feeds.
+     *                 5 - Couldn't download the URL content.
+     *                 6 - Content is an invalid XML.
+     */
+    public static function subscribe_to_feed($url, $cat_id = 0,
+                                $auth_login = '', $auth_pass = '') {
+
+        global $fetch_last_error;
+        global $fetch_last_error_content;
+        global $fetch_last_content_type;
+
+        $pdo = Db::pdo();
+
+        $url = Feeds::fix_url($url);
+
+        if (!$url || !Feeds::validate_feed_url($url)) return array("code" => 2);
+
+        $contents = @fetch_file_contents($url, false, $auth_login, $auth_pass);
+
+        foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SUBSCRIBE_FEED) as $plugin) {
+            $contents = $plugin->hook_subscribe_feed($contents, $url, $auth_login, $auth_pass);
+        }
 
-		if (!$contents) {
-			if (preg_match("/cloudflare\.com/", $fetch_last_error_content)) {
-				$fetch_last_error .= " (feed behind Cloudflare)";
-			}
+        if (!$contents) {
+            if (preg_match("/cloudflare\.com/", $fetch_last_error_content)) {
+                $fetch_last_error .= " (feed behind Cloudflare)";
+            }
 
-			return array("code" => 5, "message" => $fetch_last_error);
-		}
+            return array("code" => 5, "message" => $fetch_last_error);
+        }
 
-		if (mb_strpos($fetch_last_content_type, "html") !== FALSE && Feeds::is_html($contents)) {
-			$feedUrls = Feeds::get_feeds_from_html($url, $contents);
+        if (mb_strpos($fetch_last_content_type, "html") !== FALSE && Feeds::is_html($contents)) {
+            $feedUrls = Feeds::get_feeds_from_html($url, $contents);
 
-			if (count($feedUrls) == 0) {
-				return array("code" => 3);
-			} else if (count($feedUrls) > 1) {
-				return array("code" => 4, "feeds" => $feedUrls);
-			}
-			//use feed url as new URL
-			$url = key($feedUrls);
-		}
+            if (count($feedUrls) == 0) {
+                return array("code" => 3);
+            } else if (count($feedUrls) > 1) {
+                return array("code" => 4, "feeds" => $feedUrls);
+            }
+            //use feed url as new URL
+            $url = key($feedUrls);
+        }
 
-		if (!$cat_id) $cat_id = null;
+        if (!$cat_id) $cat_id = null;
 
-		$sth = $pdo->prepare("SELECT id FROM ttrss_feeds
+        $sth = $pdo->prepare("SELECT id FROM ttrss_feeds
 			WHERE feed_url = ? AND owner_uid = ?");
-		$sth->execute([$url, $_SESSION['uid']]);
+        $sth->execute([$url, $_SESSION['uid']]);
 
-		if ($row = $sth->fetch()) {
-			return array("code" => 0, "feed_id" => (int) $row["id"]);
-		} else {
-			$sth = $pdo->prepare(
-				"INSERT INTO ttrss_feeds
+        if ($row = $sth->fetch()) {
+            return array("code" => 0, "feed_id" => (int) $row["id"]);
+        } else {
+            $sth = $pdo->prepare(
+                "INSERT INTO ttrss_feeds
 					(owner_uid,feed_url,title,cat_id, auth_login,auth_pass,update_method,auth_pass_encrypted)
 				VALUES (?, ?, ?, ?, ?, ?, 0, false)");
 
-			$sth->execute([$_SESSION['uid'], $url, "[Unknown]", $cat_id, (string)$auth_login, (string)$auth_pass]);
+            $sth->execute([$_SESSION['uid'], $url, "[Unknown]", $cat_id, (string)$auth_login, (string)$auth_pass]);
 
-			$sth = $pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
+            $sth = $pdo->prepare("SELECT id FROM ttrss_feeds WHERE feed_url = ?
 					AND owner_uid = ?");
-			$sth->execute([$url, $_SESSION['uid']]);
-			$row = $sth->fetch();
-
-			$feed_id = $row["id"];
-
-			if ($feed_id) {
-				RSSUtils::set_basic_feed_info($feed_id);
-			}
-
-			return array("code" => 1, "feed_id" => (int) $feed_id);
-
-		}
-	}
-
-	public static function getIconFile($feed_id) {
-		return ICONS_DIR . "/$feed_id.ico";
-	}
-
-	public static function feedHasIcon($id) {
-		return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
-	}
-
-	public static function getFeedIcon($id) {
-		switch ($id) {
-			case 0:
-				return "archive";
-			case -1:
-				return "star";
-			case -2:
-				return "rss_feed";
-			case -3:
-				return "whatshot";
-			case -4:
-				return "inbox";
-			case -6:
-				return "restore";
-			default:
-				if ($id < LABEL_BASE_INDEX) {
-					return "label";
-				} else {
-					$icon = self::getIconFile($id);
-
-                    if ($icon && file_exists($icon)) {
-						return ICONS_URL . "/" . basename($icon) . "?" . filemtime($icon);
-					}
-				}
-		}
-
-		return false;
-	}
-
-	public static function getFeedTitle($id, $cat = false) {
-	    $pdo = Db::pdo();
-
-		if ($cat) {
-			return Feeds::getCategoryTitle($id);
-		} else if ($id == -1) {
-			return __("Starred articles");
-		} else if ($id == -2) {
-			return __("Published articles");
-		} else if ($id == -3) {
-			return __("Fresh articles");
-		} else if ($id == -4) {
-			return __("All articles");
-		} else if ($id === 0 || $id === "0") {
-			return __("Archived articles");
-		} else if ($id == -6) {
-			return __("Recently read");
-		} else if ($id < LABEL_BASE_INDEX) {
-
-			$label_id = Labels::feed_to_label_id($id);
+            $sth->execute([$url, $_SESSION['uid']]);
+            $row = $sth->fetch();
 
-			$sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 WHERE id = ?");
-			$sth->execute([$label_id]);
+            $feed_id = $row["id"];
 
-			if ($row = $sth->fetch()) {
-				return $row["caption"];
-			} else {
-				return "Unknown label ($label_id)";
-			}
+            if ($feed_id) {
+                RSSUtils::set_basic_feed_info($feed_id);
+            }
 
-		} else if (is_numeric($id) && $id > 0) {
+            return array("code" => 1, "feed_id" => (int) $feed_id);
 
-		    $sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?");
-		    $sth->execute([$id]);
+        }
+    }
+
+    public static function getIconFile($feed_id) {
+        return ICONS_DIR . "/$feed_id.ico";
+    }
+
+    public static function feedHasIcon($id) {
+        return is_file(ICONS_DIR . "/$id.ico") && filesize(ICONS_DIR . "/$id.ico") > 0;
+    }
+
+    public static function getFeedIcon($id) {
+        switch ($id) {
+            case 0:
+                return "archive";
+            case -1:
+                return "star";
+            case -2:
+                return "rss_feed";
+            case -3:
+                return "whatshot";
+            case -4:
+                return "inbox";
+            case -6:
+                return "restore";
+            default:
+                if ($id < LABEL_BASE_INDEX) {
+                    return "label";
+                } else {
+                    $icon = self::getIconFile($id);
 
-		    if ($row = $sth->fetch()) {
-				return $row["title"];
-			} else {
-				return "Unknown feed ($id)";
-			}
+                    if ($icon && file_exists($icon)) {
+                        return ICONS_URL . "/" . basename($icon) . "?" . filemtime($icon);
+                    }
+                }
+        }
 
-		} else {
-			return $id;
-		}
-	}
+        return false;
+    }
+
+    public static function getFeedTitle($id, $cat = false) {
+        $pdo = Db::pdo();
+
+        if ($cat) {
+            return Feeds::getCategoryTitle($id);
+        } else if ($id == -1) {
+            return __("Starred articles");
+        } else if ($id == -2) {
+            return __("Published articles");
+        } else if ($id == -3) {
+            return __("Fresh articles");
+        } else if ($id == -4) {
+            return __("All articles");
+        } else if ($id === 0 || $id === "0") {
+            return __("Archived articles");
+        } else if ($id == -6) {
+            return __("Recently read");
+        } else if ($id < LABEL_BASE_INDEX) {
+
+            $label_id = Labels::feed_to_label_id($id);
+
+            $sth = $pdo->prepare("SELECT caption FROM ttrss_labels2 WHERE id = ?");
+            $sth->execute([$label_id]);
+
+            if ($row = $sth->fetch()) {
+                return $row["caption"];
+            } else {
+                return "Unknown label ($label_id)";
+            }
+
+        } else if (is_numeric($id) && $id > 0) {
+
+            $sth = $pdo->prepare("SELECT title FROM ttrss_feeds WHERE id = ?");
+            $sth->execute([$id]);
+
+            if ($row = $sth->fetch()) {
+                return $row["title"];
+            } else {
+                return "Unknown feed ($id)";
+            }
+
+        } else {
+            return $id;
+        }
+    }
 
-	public static function getCategoryUnread($cat, $owner_uid = false) {
+    public static function getCategoryUnread($cat, $owner_uid = false) {
 
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		if ($cat >= 0) {
+        if ($cat >= 0) {
 
-		    if (!$cat) $cat = null;
+            if (!$cat) $cat = null;
 
-			$sth = $pdo->prepare("SELECT id FROM ttrss_feeds
+            $sth = $pdo->prepare("SELECT id FROM ttrss_feeds
                     WHERE (cat_id = :cat OR (:cat IS NULL AND cat_id IS NULL))
 					AND owner_uid = :uid");
 
-			$sth->execute([":cat" => $cat, ":uid" => $owner_uid]);
+            $sth->execute([":cat" => $cat, ":uid" => $owner_uid]);
 
-			$cat_feeds = array();
-			while ($line = $sth->fetch()) {
-				array_push($cat_feeds, "feed_id = " . (int)$line["id"]);
-			}
+            $cat_feeds = array();
+            while ($line = $sth->fetch()) {
+                array_push($cat_feeds, "feed_id = " . (int)$line["id"]);
+            }
 
-			if (count($cat_feeds) == 0) return 0;
+            if (count($cat_feeds) == 0) return 0;
 
-			$match_part = implode(" OR ", $cat_feeds);
+            $match_part = implode(" OR ", $cat_feeds);
 
-			$sth = $pdo->prepare("SELECT COUNT(int_id) AS unread
+            $sth = $pdo->prepare("SELECT COUNT(int_id) AS unread
 				FROM ttrss_user_entries
 				WHERE	unread = true AND ($match_part)
 				AND owner_uid = ?");
-			$sth->execute([$owner_uid]);
+            $sth->execute([$owner_uid]);
 
-			$unread = 0;
+            $unread = 0;
 
-			# this needs to be rewritten
-			while ($line = $sth->fetch()) {
-				$unread += $line["unread"];
-			}
+            # this needs to be rewritten
+            while ($line = $sth->fetch()) {
+                $unread += $line["unread"];
+            }
 
-			return $unread;
-		} else if ($cat == -1) {
-			return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
-		} else if ($cat == -2) {
+            return $unread;
+        } else if ($cat == -1) {
+            return getFeedUnread(-1) + getFeedUnread(-2) + getFeedUnread(-3) + getFeedUnread(0);
+        } else if ($cat == -2) {
 
-			$sth = $pdo->prepare("SELECT COUNT(unread) AS unread FROM
+            $sth = $pdo->prepare("SELECT COUNT(unread) AS unread FROM
 					ttrss_user_entries, ttrss_user_labels2
 				WHERE article_id = ref_id AND unread = true
 					AND ttrss_user_entries.owner_uid = ?");
-			$sth->execute([$owner_uid]);
+            $sth->execute([$owner_uid]);
             $row = $sth->fetch();
 
-			return $row["unread"];
-		}
-	}
+            return $row["unread"];
+        }
+    }
 
-	// only accepts real cats (>= 0)
-	public static function getCategoryChildrenUnread($cat, $owner_uid = false) {
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+    // only accepts real cats (>= 0)
+    public static function getCategoryChildrenUnread($cat, $owner_uid = false) {
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE parent_cat = ?
+        $sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories WHERE parent_cat = ?
 				AND owner_uid = ?");
-		$sth->execute([$cat, $owner_uid]);
+        $sth->execute([$cat, $owner_uid]);
 
-		$unread = 0;
+        $unread = 0;
 
-		while ($line = $sth->fetch()) {
-			$unread += Feeds::getCategoryUnread($line["id"], $owner_uid);
-			$unread += Feeds::getCategoryChildrenUnread($line["id"], $owner_uid);
-		}
+        while ($line = $sth->fetch()) {
+            $unread += Feeds::getCategoryUnread($line["id"], $owner_uid);
+            $unread += Feeds::getCategoryChildrenUnread($line["id"], $owner_uid);
+        }
 
-		return $unread;
-	}
+        return $unread;
+    }
 
-	public static function getGlobalUnread($user_id = false) {
+    public static function getGlobalUnread($user_id = false) {
 
-		if (!$user_id) $user_id = $_SESSION["uid"];
+        if (!$user_id) $user_id = $_SESSION["uid"];
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
+        $sth = $pdo->prepare("SELECT SUM(value) AS c_id FROM ttrss_counters_cache
 			WHERE owner_uid = ? AND feed_id > 0");
-		$sth->execute([$user_id]);
-		$row = $sth->fetch();
+        $sth->execute([$user_id]);
+        $row = $sth->fetch();
 
-		return $row["c_id"];
-	}
+        return $row["c_id"];
+    }
 
-	public static function getCategoryTitle($cat_id) {
+    public static function getCategoryTitle($cat_id) {
 
-		if ($cat_id == -1) {
-			return __("Special");
-		} else if ($cat_id == -2) {
-			return __("Labels");
-		} else {
+        if ($cat_id == -1) {
+            return __("Special");
+        } else if ($cat_id == -2) {
+            return __("Labels");
+        } else {
 
-		    $pdo = Db::pdo();
+            $pdo = Db::pdo();
 
-			$sth = $pdo->prepare("SELECT title FROM ttrss_feed_categories WHERE
+            $sth = $pdo->prepare("SELECT title FROM ttrss_feed_categories WHERE
 				id = ?");
-			$sth->execute([$cat_id]);
+            $sth->execute([$cat_id]);
 
-			if ($row = $sth->fetch()) {
-				return $row["title"];
-			} else {
-				return __("Uncategorized");
-			}
-		}
-	}
+            if ($row = $sth->fetch()) {
+                return $row["title"];
+            } else {
+                return __("Uncategorized");
+            }
+        }
+    }
 
-	public static function getLabelUnread($label_id, $owner_uid = false) {
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+    public static function getLabelUnread($label_id, $owner_uid = false) {
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
+        $sth = $pdo->prepare("SELECT COUNT(ref_id) AS unread FROM ttrss_user_entries, ttrss_user_labels2
 			WHERE owner_uid = ? AND unread = true AND label_id = ? AND article_id = ref_id");
 
-		$sth->execute([$owner_uid, $label_id]);
+        $sth->execute([$owner_uid, $label_id]);
 
-		if ($row = $sth->fetch()) {
-			return $row["unread"];
-		} else {
-			return 0;
-		}
-	}
+        if ($row = $sth->fetch()) {
+            return $row["unread"];
+        } else {
+            return 0;
+        }
+    }
 
-	public static function queryFeedHeadlines($params) {
+    public static function queryFeedHeadlines($params) {
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		// WARNING: due to highly dynamic nature of this query its going to quote parameters
+        // WARNING: due to highly dynamic nature of this query its going to quote parameters
         // right before adding them to SQL part
 
-		$feed = $params["feed"];
-		$limit = isset($params["limit"]) ? $params["limit"] : 30;
-		$view_mode = $params["view_mode"];
-		$cat_view = isset($params["cat_view"]) ? $params["cat_view"] : false;
-		$search = isset($params["search"]) ? $params["search"] : false;
-		$search_language = isset($params["search_language"]) ? $params["search_language"] : "";
-		$override_order = isset($params["override_order"]) ? $params["override_order"] : false;
-		$offset = isset($params["offset"]) ? $params["offset"] : 0;
-		$owner_uid = isset($params["owner_uid"]) ? $params["owner_uid"] : $_SESSION["uid"];
-		$since_id = isset($params["since_id"]) ? $params["since_id"] : 0;
-		$include_children = isset($params["include_children"]) ? $params["include_children"] : false;
-		$ignore_vfeed_group = isset($params["ignore_vfeed_group"]) ? $params["ignore_vfeed_group"] : false;
-		$override_strategy = isset($params["override_strategy"]) ? $params["override_strategy"] : false;
-		$override_vfeed = isset($params["override_vfeed"]) ? $params["override_vfeed"] : false;
-		$start_ts = isset($params["start_ts"]) ? $params["start_ts"] : false;
-		$check_first_id = isset($params["check_first_id"]) ? $params["check_first_id"] : false;
-		$skip_first_id_check = isset($params["skip_first_id_check"]) ? $params["skip_first_id_check"] : false;
-		//$order_by = isset($params["order_by"]) ? $params["order_by"] : false;
-
-		$ext_tables_part = "";
-		$limit_query_part = "";
-		$query_error_override = "";
-
-		$search_words = [];
-
-		if ($search) {
-			$search_query_part = "";
-
-			foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH) as $plugin) {
-				list($search_query_part, $search_words) = $plugin->hook_search($search);
-				break;
-			}
-
-			// fall back in case of no plugins
-			if (!$search_query_part) {
-				list($search_query_part, $search_words) = Feeds::search_to_sql($search, $search_language);
-			}
-
-			if (DB_TYPE == "pgsql") {
-				$test_sth = $pdo->prepare("select $search_query_part
+        $feed = $params["feed"];
+        $limit = isset($params["limit"]) ? $params["limit"] : 30;
+        $view_mode = $params["view_mode"];
+        $cat_view = isset($params["cat_view"]) ? $params["cat_view"] : false;
+        $search = isset($params["search"]) ? $params["search"] : false;
+        $search_language = isset($params["search_language"]) ? $params["search_language"] : "";
+        $override_order = isset($params["override_order"]) ? $params["override_order"] : false;
+        $offset = isset($params["offset"]) ? $params["offset"] : 0;
+        $owner_uid = isset($params["owner_uid"]) ? $params["owner_uid"] : $_SESSION["uid"];
+        $since_id = isset($params["since_id"]) ? $params["since_id"] : 0;
+        $include_children = isset($params["include_children"]) ? $params["include_children"] : false;
+        $ignore_vfeed_group = isset($params["ignore_vfeed_group"]) ? $params["ignore_vfeed_group"] : false;
+        $override_strategy = isset($params["override_strategy"]) ? $params["override_strategy"] : false;
+        $override_vfeed = isset($params["override_vfeed"]) ? $params["override_vfeed"] : false;
+        $start_ts = isset($params["start_ts"]) ? $params["start_ts"] : false;
+        $check_first_id = isset($params["check_first_id"]) ? $params["check_first_id"] : false;
+        $skip_first_id_check = isset($params["skip_first_id_check"]) ? $params["skip_first_id_check"] : false;
+        //$order_by = isset($params["order_by"]) ? $params["order_by"] : false;
+
+        $ext_tables_part = "";
+        $limit_query_part = "";
+        $query_error_override = "";
+
+        $search_words = [];
+
+        if ($search) {
+            $search_query_part = "";
+
+            foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_SEARCH) as $plugin) {
+                list($search_query_part, $search_words) = $plugin->hook_search($search);
+                break;
+            }
+
+            // fall back in case of no plugins
+            if (!$search_query_part) {
+                list($search_query_part, $search_words) = Feeds::search_to_sql($search, $search_language);
+            }
+
+            if (DB_TYPE == "pgsql") {
+                $test_sth = $pdo->prepare("select $search_query_part
 					FROM ttrss_entries, ttrss_user_entries WHERE id = ref_id limit 1");
 
-				try {
-					$test_sth->execute();
-				} catch (PDOException $e) {
-					// looks like tsquery syntax is invalid
-					$search_query_part = "false";
+                try {
+                    $test_sth->execute();
+                } catch (PDOException $e) {
+                    // looks like tsquery syntax is invalid
+                    $search_query_part = "false";
 
-					$query_error_override = T_sprintf("Incorrect search syntax: %s.", implode(" ", $search_words));
-				}
-			}
+                    $query_error_override = T_sprintf("Incorrect search syntax: %s.", implode(" ", $search_words));
+                }
+            }
 
-			$search_query_part .= " AND ";
-		} else {
-			$search_query_part = "";
-		}
+            $search_query_part .= " AND ";
+        } else {
+            $search_query_part = "";
+        }
 
-		if ($since_id) {
-			$since_id_part = "ttrss_entries.id > ".$pdo->quote($since_id)." AND ";
-		} else {
-			$since_id_part = "";
-		}
+        if ($since_id) {
+            $since_id_part = "ttrss_entries.id > ".$pdo->quote($since_id)." AND ";
+        } else {
+            $since_id_part = "";
+        }
 
-		$view_query_part = "";
+        $view_query_part = "";
 
-		if ($view_mode == "adaptive") {
-			if ($search) {
-				$view_query_part = " ";
-			} else if ($feed != -1) {
+        if ($view_mode == "adaptive") {
+            if ($search) {
+                $view_query_part = " ";
+            } else if ($feed != -1) {
 
-				$unread = getFeedUnread($feed, $cat_view);
+                $unread = getFeedUnread($feed, $cat_view);
 
-				if ($cat_view && $feed > 0 && $include_children)
-					$unread += Feeds::getCategoryChildrenUnread($feed);
+                if ($cat_view && $feed > 0 && $include_children)
+                    $unread += Feeds::getCategoryChildrenUnread($feed);
 
-				if ($unread > 0) {
-					$view_query_part = " unread = true AND ";
-				}
-			}
-		}
+                if ($unread > 0) {
+                    $view_query_part = " unread = true AND ";
+                }
+            }
+        }
 
-		if ($view_mode == "marked") {
-			$view_query_part = " marked = true AND ";
-		}
+        if ($view_mode == "marked") {
+            $view_query_part = " marked = true AND ";
+        }
 
-		if ($view_mode == "has_note") {
-			$view_query_part = " (note IS NOT NULL AND note != '') AND ";
-		}
+        if ($view_mode == "has_note") {
+            $view_query_part = " (note IS NOT NULL AND note != '') AND ";
+        }
 
-		if ($view_mode == "published") {
-			$view_query_part = " published = true AND ";
-		}
+        if ($view_mode == "published") {
+            $view_query_part = " published = true AND ";
+        }
 
-		if ($view_mode == "unread" && $feed != -6) {
-			$view_query_part = " unread = true AND ";
-		}
+        if ($view_mode == "unread" && $feed != -6) {
+            $view_query_part = " unread = true AND ";
+        }
 
-		if ($limit > 0) {
-			$limit_query_part = "LIMIT " . (int)$limit;
-		}
+        if ($limit > 0) {
+            $limit_query_part = "LIMIT " . (int)$limit;
+        }
 
-		$allow_archived = false;
+        $allow_archived = false;
 
-		$vfeed_query_part = "";
+        $vfeed_query_part = "";
 
-		/* tags */
-		if (!is_numeric($feed)) {
-			$query_strategy_part = "true";
-			$vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
+        /* tags */
+        if (!is_numeric($feed)) {
+            $query_strategy_part = "true";
+            $vfeed_query_part = "(SELECT title FROM ttrss_feeds WHERE
 					id = feed_id) as feed_title,";
-		} else if ($feed > 0) {
-
-			if ($cat_view) {
-
-				if ($feed > 0) {
-					if ($include_children) {
-						# sub-cats
-						$subcats = Feeds::getChildCategories($feed, $owner_uid);
-						array_push($subcats, $feed);
-						$subcats = array_map("intval", $subcats);
-
-						$query_strategy_part = "cat_id IN (".
-							implode(",", $subcats).")";
-
-					} else {
-						$query_strategy_part = "cat_id = " . $pdo->quote($feed);
-					}
-
-				} else {
-					$query_strategy_part = "cat_id IS NULL";
-				}
+        } else if ($feed > 0) {
 
-				$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+            if ($cat_view) {
 
-			} else {
-				$query_strategy_part = "feed_id = " . $pdo->quote($feed);
-			}
-		} else if ($feed == 0 && !$cat_view) { // archive virtual feed
-			$query_strategy_part = "feed_id IS NULL";
-			$allow_archived = true;
-		} else if ($feed == 0 && $cat_view) { // uncategorized
-			$query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-		} else if ($feed == -1) { // starred virtual feed
-			$query_strategy_part = "marked = true";
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-			$allow_archived = true;
+                if ($feed > 0) {
+                    if ($include_children) {
+                        # sub-cats
+                        $subcats = Feeds::getChildCategories($feed, $owner_uid);
+                        array_push($subcats, $feed);
+                        $subcats = array_map("intval", $subcats);
 
-			if (!$override_order) {
-				$override_order = "last_marked DESC, date_entered DESC, updated DESC";
-			}
+                        $query_strategy_part = "cat_id IN (".
+                            implode(",", $subcats).")";
 
-		} else if ($feed == -2) { // published virtual feed OR labels category
+                    } else {
+                        $query_strategy_part = "cat_id = " . $pdo->quote($feed);
+                    }
 
-			if (!$cat_view) {
-				$query_strategy_part = "published = true";
-				$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-				$allow_archived = true;
+                } else {
+                    $query_strategy_part = "cat_id IS NULL";
+                }
 
-				if (!$override_order) {
-					$override_order = "last_published DESC, date_entered DESC, updated DESC";
-				}
+                $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+
+            } else {
+                $query_strategy_part = "feed_id = " . $pdo->quote($feed);
+            }
+        } else if ($feed == 0 && !$cat_view) { // archive virtual feed
+            $query_strategy_part = "feed_id IS NULL";
+            $allow_archived = true;
+        } else if ($feed == 0 && $cat_view) { // uncategorized
+            $query_strategy_part = "cat_id IS NULL AND feed_id IS NOT NULL";
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+        } else if ($feed == -1) { // starred virtual feed
+            $query_strategy_part = "marked = true";
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+            $allow_archived = true;
+
+            if (!$override_order) {
+                $override_order = "last_marked DESC, date_entered DESC, updated DESC";
+            }
+
+        } else if ($feed == -2) { // published virtual feed OR labels category
+
+            if (!$cat_view) {
+                $query_strategy_part = "published = true";
+                $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+                $allow_archived = true;
+
+                if (!$override_order) {
+                    $override_order = "last_published DESC, date_entered DESC, updated DESC";
+                }
 
-			} else {
-				$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+            } else {
+                $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
 
-				$ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
+                $ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
 
-				$query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
+                $query_strategy_part = "ttrss_labels2.id = ttrss_user_labels2.label_id AND
 						ttrss_user_labels2.article_id = ref_id";
 
-			}
-		} else if ($feed == -6) { // recently read
-			$query_strategy_part = "unread = false AND last_read IS NOT NULL";
+            }
+        } else if ($feed == -6) { // recently read
+            $query_strategy_part = "unread = false AND last_read IS NOT NULL";
 
-			if (DB_TYPE == "pgsql") {
-				$query_strategy_part .= " AND last_read > NOW() - INTERVAL '1 DAY' ";
-			} else {
-				$query_strategy_part .= " AND last_read > DATE_SUB(NOW(), INTERVAL 1 DAY) ";
-			}
+            if (DB_TYPE == "pgsql") {
+                $query_strategy_part .= " AND last_read > NOW() - INTERVAL '1 DAY' ";
+            } else {
+                $query_strategy_part .= " AND last_read > DATE_SUB(NOW(), INTERVAL 1 DAY) ";
+            }
 
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-			$allow_archived = true;
-			$ignore_vfeed_group = true;
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+            $allow_archived = true;
+            $ignore_vfeed_group = true;
 
-			if (!$override_order) $override_order = "last_read DESC";
+            if (!$override_order) $override_order = "last_read DESC";
 
-		} else if ($feed == -3) { // fresh virtual feed
-			$query_strategy_part = "unread = true AND score >= 0";
+        } else if ($feed == -3) { // fresh virtual feed
+            $query_strategy_part = "unread = true AND score >= 0";
 
-			$intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
+            $intl = (int) get_pref("FRESH_ARTICLE_MAX_AGE", $owner_uid);
 
-			if (DB_TYPE == "pgsql") {
-				$query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
-			} else {
-				$query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
-			}
+            if (DB_TYPE == "pgsql") {
+                $query_strategy_part .= " AND date_entered > NOW() - INTERVAL '$intl hour' ";
+            } else {
+                $query_strategy_part .= " AND date_entered > DATE_SUB(NOW(), INTERVAL $intl HOUR) ";
+            }
 
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-		} else if ($feed == -4) { // all articles virtual feed
-			$allow_archived = true;
-			$query_strategy_part = "true";
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-		} else if ($feed <= LABEL_BASE_INDEX) { // labels
-			$label_id = Labels::feed_to_label_id($feed);
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+        } else if ($feed == -4) { // all articles virtual feed
+            $allow_archived = true;
+            $query_strategy_part = "true";
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+        } else if ($feed <= LABEL_BASE_INDEX) { // labels
+            $label_id = Labels::feed_to_label_id($feed);
 
-			$query_strategy_part = "label_id = ".$pdo->quote($label_id)." AND
+            $query_strategy_part = "label_id = ".$pdo->quote($label_id)." AND
 					ttrss_labels2.id = ttrss_user_labels2.label_id AND
 					ttrss_user_labels2.article_id = ref_id";
 
-			$vfeed_query_part = "ttrss_feeds.title AS feed_title,";
-			$ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
-			$allow_archived = true;
+            $vfeed_query_part = "ttrss_feeds.title AS feed_title,";
+            $ext_tables_part = "ttrss_labels2,ttrss_user_labels2,";
+            $allow_archived = true;
 
-		} else {
-			$query_strategy_part = "true";
-		}
+        } else {
+            $query_strategy_part = "true";
+        }
 
-		$order_by = "score DESC, date_entered DESC, updated DESC";
+        $order_by = "score DESC, date_entered DESC, updated DESC";
 
-		if ($override_order) {
-			$order_by = $override_order;
-		}
+        if ($override_order) {
+            $order_by = $override_order;
+        }
 
-		if ($override_strategy) {
-			$query_strategy_part = $override_strategy;
-		}
+        if ($override_strategy) {
+            $query_strategy_part = $override_strategy;
+        }
 
-		if ($override_vfeed) {
-			$vfeed_query_part = $override_vfeed;
-		}
+        if ($override_vfeed) {
+            $vfeed_query_part = $override_vfeed;
+        }
 
-		if ($search) {
-			$feed_title = T_sprintf("Search results: %s", $search);
-		} else {
-			if ($cat_view) {
-				$feed_title = Feeds::getCategoryTitle($feed);
-			} else {
-				if (is_numeric($feed) && $feed > 0) {
-					$ssth = $pdo->prepare("SELECT title,site_url,last_error,last_updated
+        if ($search) {
+            $feed_title = T_sprintf("Search results: %s", $search);
+        } else {
+            if ($cat_view) {
+                $feed_title = Feeds::getCategoryTitle($feed);
+            } else {
+                if (is_numeric($feed) && $feed > 0) {
+                    $ssth = $pdo->prepare("SELECT title,site_url,last_error,last_updated
 							FROM ttrss_feeds WHERE id = ? AND owner_uid = ?");
-					$ssth->execute([$feed, $owner_uid]);
+                    $ssth->execute([$feed, $owner_uid]);
                     $row = $ssth->fetch();
 
-					$feed_title = $row["title"];
-					$feed_site_url = $row["site_url"];
-					$last_error = $row["last_error"];
-					$last_updated = $row["last_updated"];
-				} else {
-					$feed_title = Feeds::getFeedTitle($feed);
-				}
-			}
-		}
-
-		$content_query_part = "content, ";
-
-		if ($limit_query_part) {
-			$offset_query_part = "OFFSET " . (int)$offset;
-		} else {
-			$offset_query_part = "";
-		}
-
-		if ($start_ts) {
-			$start_ts_formatted = date("Y/m/d H:i:s", strtotime($start_ts));
-			$start_ts_query_part = "date_entered >= '$start_ts_formatted' AND";
-		} else {
-			$start_ts_query_part = "";
-		}
-
-		if (is_numeric($feed)) {
-			// proper override_order applied above
-			if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
-
-				if (!(in_array($feed, Feeds::NEVER_GROUP_BY_DATE) && !$cat_view)) {
-					$yyiw_desc = $order_by == "date_reverse" ? "" : "desc";
-					$yyiw_order_qpart = "yyiw $yyiw_desc, ";
-				} else {
-					$yyiw_order_qpart = "";
-				}
-
-				if (!$override_order) {
-					$order_by = "$yyiw_order_qpart ttrss_feeds.title, $order_by";
-				} else {
-					$order_by = "$yyiw_order_qpart ttrss_feeds.title, $override_order";
-				}
-			}
-
-			if (!$allow_archived) {
-				$from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id),ttrss_feeds";
-				$feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
-
-			} else {
-				$from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id)
+                    $feed_title = $row["title"];
+                    $feed_site_url = $row["site_url"];
+                    $last_error = $row["last_error"];
+                    $last_updated = $row["last_updated"];
+                } else {
+                    $feed_title = Feeds::getFeedTitle($feed);
+                }
+            }
+        }
+
+        $content_query_part = "content, ";
+
+        if ($limit_query_part) {
+            $offset_query_part = "OFFSET " . (int)$offset;
+        } else {
+            $offset_query_part = "";
+        }
+
+        if ($start_ts) {
+            $start_ts_formatted = date("Y/m/d H:i:s", strtotime($start_ts));
+            $start_ts_query_part = "date_entered >= '$start_ts_formatted' AND";
+        } else {
+            $start_ts_query_part = "";
+        }
+
+        if (is_numeric($feed)) {
+            // proper override_order applied above
+            if ($vfeed_query_part && !$ignore_vfeed_group && get_pref('VFEED_GROUP_BY_FEED', $owner_uid)) {
+
+                if (!(in_array($feed, Feeds::NEVER_GROUP_BY_DATE) && !$cat_view)) {
+                    $yyiw_desc = $order_by == "date_reverse" ? "" : "desc";
+                    $yyiw_order_qpart = "yyiw $yyiw_desc, ";
+                } else {
+                    $yyiw_order_qpart = "";
+                }
+
+                if (!$override_order) {
+                    $order_by = "$yyiw_order_qpart ttrss_feeds.title, $order_by";
+                } else {
+                    $order_by = "$yyiw_order_qpart ttrss_feeds.title, $override_order";
+                }
+            }
+
+            if (!$allow_archived) {
+                $from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id),ttrss_feeds";
+                $feed_check_qpart = "ttrss_user_entries.feed_id = ttrss_feeds.id AND";
+
+            } else {
+                $from_qpart = "${ext_tables_part}ttrss_entries LEFT JOIN ttrss_user_entries ON (ref_id = ttrss_entries.id)
 						LEFT JOIN ttrss_feeds ON (feed_id = ttrss_feeds.id)";
-			}
+            }
 
-			if ($vfeed_query_part) $vfeed_query_part .= "favicon_avg_color,";
+            if ($vfeed_query_part) $vfeed_query_part .= "favicon_avg_color,";
 
-			$first_id = 0;
-			$first_id_query_strategy_part = $query_strategy_part;
+            $first_id = 0;
+            $first_id_query_strategy_part = $query_strategy_part;
 
-			if ($feed == -3)
-				$first_id_query_strategy_part = "true";
+            if ($feed == -3)
+                $first_id_query_strategy_part = "true";
 
-			if (DB_TYPE == "pgsql") {
-				$sanity_interval_qpart = "date_entered >= NOW() - INTERVAL '1 hour' AND";
-				$yyiw_qpart = "to_char(date_entered, 'IYYY-IW') AS yyiw";
-			} else {
-				$sanity_interval_qpart = "date_entered >= DATE_SUB(NOW(), INTERVAL 1 hour) AND";
-				$yyiw_qpart = "date_format(date_entered, '%Y-%u') AS yyiw";
-			}
+            if (DB_TYPE == "pgsql") {
+                $sanity_interval_qpart = "date_entered >= NOW() - INTERVAL '1 hour' AND";
+                $yyiw_qpart = "to_char(date_entered, 'IYYY-IW') AS yyiw";
+            } else {
+                $sanity_interval_qpart = "date_entered >= DATE_SUB(NOW(), INTERVAL 1 hour) AND";
+                $yyiw_qpart = "date_format(date_entered, '%Y-%u') AS yyiw";
+            }
 
-			if (!$search && !$skip_first_id_check) {
-				// if previous topmost article id changed that means our current pagination is no longer valid
-				$query = "SELECT DISTINCT
+            if (!$search && !$skip_first_id_check) {
+                // if previous topmost article id changed that means our current pagination is no longer valid
+                $query = "SELECT DISTINCT
 							ttrss_feeds.title,
 							date_entered,
                             $yyiw_qpart,
@@ -1758,22 +1758,22 @@ 
 						$sanity_interval_qpart
 						$first_id_query_strategy_part ORDER BY $order_by LIMIT 1";
 
-				/*if ($_REQUEST["debug"]) {
+                /*if ($_REQUEST["debug"]) {
 					print $query;
 				}*/
 
-				$res = $pdo->query($query);
+                $res = $pdo->query($query);
 
-				if ($row = $res->fetch()) {
-					$first_id = (int)$row["id"];
+                if ($row = $res->fetch()) {
+                    $first_id = (int)$row["id"];
 
-					if ($offset > 0 && $first_id && $check_first_id && $first_id != $check_first_id) {
-						return array(-1, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
-					}
-				}
-			}
+                    if ($offset > 0 && $first_id && $check_first_id && $first_id != $check_first_id) {
+                        return array(-1, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
+                    }
+                }
+            }
 
-			$query = "SELECT DISTINCT
+            $query = "SELECT DISTINCT
 						date_entered,
                         $yyiw_qpart,
 						guid,
@@ -1807,14 +1807,14 @@ 
 					$query_strategy_part ORDER BY $order_by
 					$limit_query_part $offset_query_part";
 
-			//if ($_REQUEST["debug"]) print $query;
+            //if ($_REQUEST["debug"]) print $query;
 
-			$res = $pdo->query($query);
+            $res = $pdo->query($query);
 
-		} else {
-			// browsing by tag
+        } else {
+            // browsing by tag
 
-			$query = "SELECT DISTINCT
+            $query = "SELECT DISTINCT
 							date_entered,
 							guid,
 							note,
@@ -1853,63 +1853,63 @@ 
 							$query_strategy_part ORDER BY $order_by
 							$limit_query_part $offset_query_part";
 
-			if ($_REQUEST["debug"]) print $query;
+            if ($_REQUEST["debug"]) print $query;
 
-			$res = $pdo->query($query);
-		}
+            $res = $pdo->query($query);
+        }
 
-		return array($res, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
+        return array($res, $feed_title, $feed_site_url, $last_error, $last_updated, $search_words, $first_id, $vfeed_query_part != "", $query_error_override);
 
-	}
+    }
 
-	public static function getParentCategories($cat, $owner_uid) {
-		$rv = array();
+    public static function getParentCategories($cat, $owner_uid) {
+        $rv = array();
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT parent_cat FROM ttrss_feed_categories
+        $sth = $pdo->prepare("SELECT parent_cat FROM ttrss_feed_categories
 			WHERE id = ? AND parent_cat IS NOT NULL AND owner_uid = ?");
-		$sth->execute([$cat, $owner_uid]);
+        $sth->execute([$cat, $owner_uid]);
 
-		while ($line = $sth->fetch()) {
-			array_push($rv, $line["parent_cat"]);
-			$rv = array_merge($rv, Feeds::getParentCategories($line["parent_cat"], $owner_uid));
-		}
+        while ($line = $sth->fetch()) {
+            array_push($rv, $line["parent_cat"]);
+            $rv = array_merge($rv, Feeds::getParentCategories($line["parent_cat"], $owner_uid));
+        }
 
-		return $rv;
-	}
+        return $rv;
+    }
 
-	public static function getChildCategories($cat, $owner_uid) {
-		$rv = array();
+    public static function getChildCategories($cat, $owner_uid) {
+        $rv = array();
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
+        $sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
 			WHERE parent_cat = ? AND owner_uid = ?");
-		$sth->execute([$cat, $owner_uid]);
+        $sth->execute([$cat, $owner_uid]);
 
-		while ($line = $sth->fetch()) {
-			array_push($rv, $line["id"]);
-			$rv = array_merge($rv, Feeds::getChildCategories($line["id"], $owner_uid));
-		}
+        while ($line = $sth->fetch()) {
+            array_push($rv, $line["id"]);
+            $rv = array_merge($rv, Feeds::getChildCategories($line["id"], $owner_uid));
+        }
 
-		return $rv;
-	}
+        return $rv;
+    }
 
-	public static function getFeedCategory($feed) {
-		$pdo = Db::pdo();
+    public static function getFeedCategory($feed) {
+        $pdo = Db::pdo();
 
-	    $sth = $pdo->prepare("SELECT cat_id FROM ttrss_feeds
+        $sth = $pdo->prepare("SELECT cat_id FROM ttrss_feeds
 				WHERE id = ?");
-	    $sth->execute([$feed]);
+        $sth->execute([$feed]);
 
-		if ($row = $sth->fetch()) {
-			return $row["cat_id"];
-		} else {
-			return false;
-		}
+        if ($row = $sth->fetch()) {
+            return $row["cat_id"];
+        } else {
+            return false;
+        }
 
-	}
+    }
 
     function color_of($name) {
         $colormap = [ "#1cd7d7","#d91111","#1212d7","#8e16e5","#7b7b7b",
@@ -1925,402 +1925,402 @@ 
         $sum %= count($colormap);
 
         return $colormap[$sum];
-	}
-
-	public static function get_feeds_from_html($url, $content) {
-		$url     = Feeds::fix_url($url);
-		$baseUrl = substr($url, 0, strrpos($url, '/') + 1);
-
-		$feedUrls = [];
-
-		$doc = new DOMDocument();
-		if ($doc->loadHTML($content)) {
-			$xpath = new DOMXPath($doc);
-			$entries = $xpath->query('/html/head/link[@rel="alternate" and '.
-				'(contains(@type,"rss") or contains(@type,"atom"))]|/html/head/link[@rel="feed"]');
-
-			foreach ($entries as $entry) {
-				if ($entry->hasAttribute('href')) {
-					$title = $entry->getAttribute('title');
-					if ($title == '') {
-						$title = $entry->getAttribute('type');
-					}
-					$feedUrl = rewrite_relative_url(
-						$baseUrl, $entry->getAttribute('href')
-					);
-					$feedUrls[$feedUrl] = $title;
-				}
-			}
-		}
-		return $feedUrls;
-	}
-
-	public static function is_html($content) {
-		return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 8192)) !== 0;
-	}
-
-	public static function validate_feed_url($url) {
-		$parts = parse_url($url);
-
-		return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
-	}
-
-	/**
-	 * Fixes incomplete URLs by prepending "http://".
-	 * Also replaces feed:// with http://, and
-	 * prepends a trailing slash if the url is a domain name only.
-	 *
-	 * @param string $url Possibly incomplete URL
-	 *
-	 * @return string Fixed URL.
-	 */
-	public static function fix_url($url) {
-
-		// support schema-less urls
-		if (strpos($url, '//') === 0) {
-			$url = 'https:' . $url;
-		}
-
-		if (strpos($url, '://') === false) {
-			$url = 'http://' . $url;
-		} else if (substr($url, 0, 5) == 'feed:') {
-			$url = 'http:' . substr($url, 5);
-		}
-
-		//prepend slash if the URL has no slash in it
-		// "http://www.example" -> "http://www.example/"
-		if (strpos($url, '/', strpos($url, ':') + 3) === false) {
-			$url .= '/';
-		}
-
-		//convert IDNA hostname to punycode if possible
-		if (function_exists("idn_to_ascii")) {
-			$parts = parse_url($url);
-			if (mb_detect_encoding($parts['host']) != 'ASCII')
-			{
-				$parts['host'] = idn_to_ascii($parts['host']);
-				$url = build_url($parts);
-			}
-		}
-
-		if ($url != "http:///")
-			return $url;
-		else
-			return '';
-	}
-
-	public static function add_feed_category($feed_cat, $parent_cat_id = false, $order_id = 0) {
-
-		if (!$feed_cat) return false;
-
-		$feed_cat = mb_substr($feed_cat, 0, 250);
-		if (!$parent_cat_id) $parent_cat_id = null;
-
-		$pdo = Db::pdo();
-		$tr_in_progress = false;
-
-		try {
-			$pdo->beginTransaction();
-		} catch (Exception $e) {
-			$tr_in_progress = true;
-		}
-
-		$sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
+    }
+
+    public static function get_feeds_from_html($url, $content) {
+        $url     = Feeds::fix_url($url);
+        $baseUrl = substr($url, 0, strrpos($url, '/') + 1);
+
+        $feedUrls = [];
+
+        $doc = new DOMDocument();
+        if ($doc->loadHTML($content)) {
+            $xpath = new DOMXPath($doc);
+            $entries = $xpath->query('/html/head/link[@rel="alternate" and '.
+                '(contains(@type,"rss") or contains(@type,"atom"))]|/html/head/link[@rel="feed"]');
+
+            foreach ($entries as $entry) {
+                if ($entry->hasAttribute('href')) {
+                    $title = $entry->getAttribute('title');
+                    if ($title == '') {
+                        $title = $entry->getAttribute('type');
+                    }
+                    $feedUrl = rewrite_relative_url(
+                        $baseUrl, $entry->getAttribute('href')
+                    );
+                    $feedUrls[$feedUrl] = $title;
+                }
+            }
+        }
+        return $feedUrls;
+    }
+
+    public static function is_html($content) {
+        return preg_match("/<html|DOCTYPE html/i", substr($content, 0, 8192)) !== 0;
+    }
+
+    public static function validate_feed_url($url) {
+        $parts = parse_url($url);
+
+        return ($parts['scheme'] == 'http' || $parts['scheme'] == 'feed' || $parts['scheme'] == 'https');
+    }
+
+    /**
+     * Fixes incomplete URLs by prepending "http://".
+     * Also replaces feed:// with http://, and
+     * prepends a trailing slash if the url is a domain name only.
+     *
+     * @param string $url Possibly incomplete URL
+     *
+     * @return string Fixed URL.
+     */
+    public static function fix_url($url) {
+
+        // support schema-less urls
+        if (strpos($url, '//') === 0) {
+            $url = 'https:' . $url;
+        }
+
+        if (strpos($url, '://') === false) {
+            $url = 'http://' . $url;
+        } else if (substr($url, 0, 5) == 'feed:') {
+            $url = 'http:' . substr($url, 5);
+        }
+
+        //prepend slash if the URL has no slash in it
+        // "http://www.example" -> "http://www.example/"
+        if (strpos($url, '/', strpos($url, ':') + 3) === false) {
+            $url .= '/';
+        }
+
+        //convert IDNA hostname to punycode if possible
+        if (function_exists("idn_to_ascii")) {
+            $parts = parse_url($url);
+            if (mb_detect_encoding($parts['host']) != 'ASCII')
+            {
+                $parts['host'] = idn_to_ascii($parts['host']);
+                $url = build_url($parts);
+            }
+        }
+
+        if ($url != "http:///")
+            return $url;
+        else
+            return '';
+    }
+
+    public static function add_feed_category($feed_cat, $parent_cat_id = false, $order_id = 0) {
+
+        if (!$feed_cat) return false;
+
+        $feed_cat = mb_substr($feed_cat, 0, 250);
+        if (!$parent_cat_id) $parent_cat_id = null;
+
+        $pdo = Db::pdo();
+        $tr_in_progress = false;
+
+        try {
+            $pdo->beginTransaction();
+        } catch (Exception $e) {
+            $tr_in_progress = true;
+        }
+
+        $sth = $pdo->prepare("SELECT id FROM ttrss_feed_categories
 				WHERE (parent_cat = :parent OR (:parent IS NULL AND parent_cat IS NULL))
 				AND title = :title AND owner_uid = :uid");
-		$sth->execute([':parent' => $parent_cat_id, ':title' => $feed_cat, ':uid' => $_SESSION['uid']]);
+        $sth->execute([':parent' => $parent_cat_id, ':title' => $feed_cat, ':uid' => $_SESSION['uid']]);
 
-		if (!$sth->fetch()) {
+        if (!$sth->fetch()) {
 
-			$sth = $pdo->prepare("INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat,order_id)
+            $sth = $pdo->prepare("INSERT INTO ttrss_feed_categories (owner_uid,title,parent_cat,order_id)
 					VALUES (?, ?, ?, ?)");
-			$sth->execute([$_SESSION['uid'], $feed_cat, $parent_cat_id, (int)$order_id]);
+            $sth->execute([$_SESSION['uid'], $feed_cat, $parent_cat_id, (int)$order_id]);
 
-			if (!$tr_in_progress) $pdo->commit();
+            if (!$tr_in_progress) $pdo->commit();
 
-			return true;
-		}
+            return true;
+        }
 
-		$pdo->commit();
+        $pdo->commit();
 
-		return false;
-	}
+        return false;
+    }
 
-	public static function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
+    public static function get_feed_access_key($feed_id, $is_cat, $owner_uid = false) {
 
-		if (!$owner_uid) $owner_uid = $_SESSION["uid"];
+        if (!$owner_uid) $owner_uid = $_SESSION["uid"];
 
-		$is_cat = bool_to_sql_bool($is_cat);
+        $is_cat = bool_to_sql_bool($is_cat);
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT access_key FROM ttrss_access_keys
+        $sth = $pdo->prepare("SELECT access_key FROM ttrss_access_keys
 				WHERE feed_id = ? AND is_cat = ?
 				AND owner_uid = ?");
-		$sth->execute([$feed_id, $is_cat, $owner_uid]);
+        $sth->execute([$feed_id, $is_cat, $owner_uid]);
 
-		if ($row = $sth->fetch()) {
-			return $row["access_key"];
-		} else {
-			$key = uniqid_short();
+        if ($row = $sth->fetch()) {
+            return $row["access_key"];
+        } else {
+            $key = uniqid_short();
 
-			$sth = $pdo->prepare("INSERT INTO ttrss_access_keys
+            $sth = $pdo->prepare("INSERT INTO ttrss_access_keys
 					(access_key, feed_id, is_cat, owner_uid)
 					VALUES (?, ?, ?, ?)");
 
-			$sth->execute([$key, $feed_id, $is_cat, $owner_uid]);
+            $sth->execute([$key, $feed_id, $is_cat, $owner_uid]);
 
-			return $key;
-		}
-	}
+            return $key;
+        }
+    }
 
-	/**
-	 * Purge a feed old posts.
-	 *
-	 * @param mixed $link A database connection.
-	 * @param mixed $feed_id The id of the purged feed.
-	 * @param mixed $purge_interval Olderness of purged posts.
-	 * @param boolean $debug Set to True to enable the debug. False by default.
-	 * @access public
-	 * @return void
-	 */
-	public static function purge_feed($feed_id, $purge_interval) {
+    /**
+     * Purge a feed old posts.
+     *
+     * @param mixed $link A database connection.
+     * @param mixed $feed_id The id of the purged feed.
+     * @param mixed $purge_interval Olderness of purged posts.
+     * @param boolean $debug Set to True to enable the debug. False by default.
+     * @access public
+     * @return void
+     */
+    public static function purge_feed($feed_id, $purge_interval) {
 
-		if (!$purge_interval) $purge_interval = Feeds::feed_purge_interval($feed_id);
+        if (!$purge_interval) $purge_interval = Feeds::feed_purge_interval($feed_id);
 
-		$pdo = Db::pdo();
+        $pdo = Db::pdo();
 
-		$sth = $pdo->prepare("SELECT owner_uid FROM ttrss_feeds WHERE id = ?");
-		$sth->execute([$feed_id]);
+        $sth = $pdo->prepare("SELECT owner_uid FROM ttrss_feeds WHERE id = ?");
+        $sth->execute([$feed_id]);
 
-		$owner_uid = false;
+        $owner_uid = false;
 
-		if ($row = $sth->fetch()) {
-			$owner_uid = $row["owner_uid"];
-		}
+        if ($row = $sth->fetch()) {
+            $owner_uid = $row["owner_uid"];
+        }
 
-		if ($purge_interval == -1 || !$purge_interval) {
-			if ($owner_uid) {
-				CCache::update($feed_id, $owner_uid);
-			}
-			return;
-		}
+        if ($purge_interval == -1 || !$purge_interval) {
+            if ($owner_uid) {
+                CCache::update($feed_id, $owner_uid);
+            }
+            return;
+        }
 
-		if (!$owner_uid) return;
+        if (!$owner_uid) return;
 
-		if (FORCE_ARTICLE_PURGE == 0) {
-			$purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
-				$owner_uid, false);
-		} else {
-			$purge_unread = true;
-			$purge_interval = FORCE_ARTICLE_PURGE;
-		}
+        if (FORCE_ARTICLE_PURGE == 0) {
+            $purge_unread = get_pref("PURGE_UNREAD_ARTICLES",
+                $owner_uid, false);
+        } else {
+            $purge_unread = true;
+            $purge_interval = FORCE_ARTICLE_PURGE;
+        }
 
-		if (!$purge_unread)
-			$query_limit = " unread = false AND ";
-		else
-			$query_limit = "";
+        if (!$purge_unread)
+            $query_limit = " unread = false AND ";
+        else
+            $query_limit = "";
 
-		$purge_interval = (int) $purge_interval;
+        $purge_interval = (int) $purge_interval;
 
-		if (DB_TYPE == "pgsql") {
-			$sth = $pdo->prepare("DELETE FROM ttrss_user_entries
+        if (DB_TYPE == "pgsql") {
+            $sth = $pdo->prepare("DELETE FROM ttrss_user_entries
 				USING ttrss_entries
 				WHERE ttrss_entries.id = ref_id AND
 				marked = false AND
 				feed_id = ? AND
 				$query_limit
 				ttrss_entries.date_updated < NOW() - INTERVAL '$purge_interval days'");
-			$sth->execute([$feed_id]);
+            $sth->execute([$feed_id]);
 
-		} else {
-			$sth  = $pdo->prepare("DELETE FROM ttrss_user_entries
+        } else {
+            $sth  = $pdo->prepare("DELETE FROM ttrss_user_entries
 				USING ttrss_user_entries, ttrss_entries
 				WHERE ttrss_entries.id = ref_id AND
 				marked = false AND
 				feed_id = ? AND
 				$query_limit
 				ttrss_entries.date_updated < DATE_SUB(NOW(), INTERVAL $purge_interval DAY)");
-			$sth->execute([$feed_id]);
+            $sth->execute([$feed_id]);
 
-		}
+        }
 
-		$rows = $sth->rowCount();
+        $rows = $sth->rowCount();
 
-		CCache::update($feed_id, $owner_uid);
+        CCache::update($feed_id, $owner_uid);
 
-		Debug::log("Purged feed $feed_id ($purge_interval): deleted $rows articles");
+        Debug::log("Purged feed $feed_id ($purge_interval): deleted $rows articles");
 
-		return $rows;
-	}
+        return $rows;
+    }
 
-	public static function feed_purge_interval($feed_id) {
+    public static function feed_purge_interval($feed_id) {
 
-		$pdo = DB::pdo();
+        $pdo = DB::pdo();
 
-		$sth = $pdo->prepare("SELECT purge_interval, owner_uid FROM ttrss_feeds
+        $sth = $pdo->prepare("SELECT purge_interval, owner_uid FROM ttrss_feeds
 			WHERE id = ?");
-		$sth->execute([$feed_id]);
-
-		if ($row = $sth->fetch()) {
-			$purge_interval = $row["purge_interval"];
-			$owner_uid = $row["owner_uid"];
-
-			if ($purge_interval == 0) $purge_interval = get_pref(
-				'PURGE_OLD_DAYS', $owner_uid);
-
-			return $purge_interval;
-
-		} else {
-			return -1;
-		}
-	}
+        $sth->execute([$feed_id]);
 
-	public static function search_to_sql($search, $search_language) {
+        if ($row = $sth->fetch()) {
+            $purge_interval = $row["purge_interval"];
+            $owner_uid = $row["owner_uid"];
 
-		$keywords = str_getcsv(trim($search), " ");
-		$query_keywords = array();
-		$search_words = array();
-		$search_query_leftover = array();
+            if ($purge_interval == 0) $purge_interval = get_pref(
+                'PURGE_OLD_DAYS', $owner_uid);
 
-		$pdo = Db::pdo();
+            return $purge_interval;
 
-		if ($search_language)
-			$search_language = $pdo->quote(mb_strtolower($search_language));
-		else
-			$search_language = $pdo->quote("english");
-
-		foreach ($keywords as $k) {
-			if (strpos($k, "-") === 0) {
-				$k = substr($k, 1);
-				$not = "NOT";
-			} else {
-				$not = "";
-			}
-
-			$commandpair = explode(":", mb_strtolower($k), 2);
-
-			switch ($commandpair[0]) {
-				case "title":
-					if ($commandpair[1]) {
-						array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE ".
-							$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%') ."))");
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
+        } else {
+            return -1;
+        }
+    }
+
+    public static function search_to_sql($search, $search_language) {
+
+        $keywords = str_getcsv(trim($search), " ");
+        $query_keywords = array();
+        $search_words = array();
+        $search_query_leftover = array();
+
+        $pdo = Db::pdo();
+
+        if ($search_language)
+            $search_language = $pdo->quote(mb_strtolower($search_language));
+        else
+            $search_language = $pdo->quote("english");
+
+        foreach ($keywords as $k) {
+            if (strpos($k, "-") === 0) {
+                $k = substr($k, 1);
+                $not = "NOT";
+            } else {
+                $not = "";
+            }
+
+            $commandpair = explode(":", mb_strtolower($k), 2);
+
+            switch ($commandpair[0]) {
+                case "title":
+                    if ($commandpair[1]) {
+                        array_push($query_keywords, "($not (LOWER(ttrss_entries.title) LIKE ".
+                            $pdo->quote('%' . mb_strtolower($commandpair[1]) . '%') ."))");
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						array_push($search_words, $k);
-					}
-					break;
-				case "author":
-					if ($commandpair[1]) {
-						array_push($query_keywords, "($not (LOWER(author) LIKE ".
-							$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
+                        array_push($search_words, $k);
+                    }
+                    break;
+                case "author":
+                    if ($commandpair[1]) {
+                        array_push($query_keywords, "($not (LOWER(author) LIKE ".
+                            $pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						array_push($search_words, $k);
-					}
-					break;
-				case "note":
-					if ($commandpair[1]) {
-						if ($commandpair[1] == "true")
-							array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
-						else if ($commandpair[1] == "false")
-							array_push($query_keywords, "($not (note IS NULL OR note = ''))");
-						else
-							array_push($query_keywords, "($not (LOWER(note) LIKE ".
-								$pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
+                        array_push($search_words, $k);
+                    }
+                    break;
+                case "note":
+                    if ($commandpair[1]) {
+                        if ($commandpair[1] == "true")
+                            array_push($query_keywords, "($not (note IS NOT NULL AND note != ''))");
+                        else if ($commandpair[1] == "false")
+                            array_push($query_keywords, "($not (note IS NULL OR note = ''))");
+                        else
+                            array_push($query_keywords, "($not (LOWER(note) LIKE ".
+                                $pdo->quote('%' . mb_strtolower($commandpair[1]) . '%')."))");
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						if (!$not) array_push($search_words, $k);
-					}
-					break;
-				case "star":
-
-					if ($commandpair[1]) {
-						if ($commandpair[1] == "true")
-							array_push($query_keywords, "($not (marked = true))");
-						else
-							array_push($query_keywords, "($not (marked = false))");
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
+                        if (!$not) array_push($search_words, $k);
+                    }
+                    break;
+                case "star":
+
+                    if ($commandpair[1]) {
+                        if ($commandpair[1] == "true")
+                            array_push($query_keywords, "($not (marked = true))");
+                        else
+                            array_push($query_keywords, "($not (marked = false))");
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						if (!$not) array_push($search_words, $k);
-					}
-					break;
-				case "pub":
-					if ($commandpair[1]) {
-						if ($commandpair[1] == "true")
-							array_push($query_keywords, "($not (published = true))");
-						else
-							array_push($query_keywords, "($not (published = false))");
-
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
+                        if (!$not) array_push($search_words, $k);
+                    }
+                    break;
+                case "pub":
+                    if ($commandpair[1]) {
+                        if ($commandpair[1] == "true")
+                            array_push($query_keywords, "($not (published = true))");
+                        else
+                            array_push($query_keywords, "($not (published = false))");
+
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER('%$k%')
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						if (!$not) array_push($search_words, $k);
-					}
-					break;
-				case "unread":
-					if ($commandpair[1]) {
-						if ($commandpair[1] == "true")
-							array_push($query_keywords, "($not (unread = true))");
-						else
-							array_push($query_keywords, "($not (unread = false))");
-
-					} else {
-						array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
+                        if (!$not) array_push($search_words, $k);
+                    }
+                    break;
+                case "unread":
+                    if ($commandpair[1]) {
+                        if ($commandpair[1] == "true")
+                            array_push($query_keywords, "($not (unread = true))");
+                        else
+                            array_push($query_keywords, "($not (unread = false))");
+
+                    } else {
+                        array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						if (!$not) array_push($search_words, $k);
-					}
-					break;
-				default:
-					if (strpos($k, "@") === 0) {
-
-						$user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
-						$orig_ts = strtotime(substr($k, 1));
-						$k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
-
-						//$k = date("Y-m-d", strtotime(substr($k, 1)));
-
-						array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
-					} else {
-
-						if (DB_TYPE == "pgsql") {
-							$k = mb_strtolower($k);
-							array_push($search_query_leftover, $not ? "!$k" : $k);
-						} else {
-							array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
+                        if (!$not) array_push($search_words, $k);
+                    }
+                    break;
+                default:
+                    if (strpos($k, "@") === 0) {
+
+                        $user_tz_string = get_pref('USER_TIMEZONE', $_SESSION['uid']);
+                        $orig_ts = strtotime(substr($k, 1));
+                        $k = date("Y-m-d", convert_timestamp($orig_ts, $user_tz_string, 'UTC'));
+
+                        //$k = date("Y-m-d", strtotime(substr($k, 1)));
+
+                        array_push($query_keywords, "(".SUBSTRING_FOR_DATE."(updated,1,LENGTH('$k')) $not = '$k')");
+                    } else {
+
+                        if (DB_TYPE == "pgsql") {
+                            $k = mb_strtolower($k);
+                            array_push($search_query_leftover, $not ? "!$k" : $k);
+                        } else {
+                            array_push($query_keywords, "(UPPER(ttrss_entries.title) $not LIKE UPPER(".$pdo->quote("%$k%").")
 								OR UPPER(ttrss_entries.content) $not LIKE UPPER(".$pdo->quote("%$k%")."))");
-						}
+                        }
 
-						if (!$not) array_push($search_words, $k);
-					}
-			}
-		}
+                        if (!$not) array_push($search_words, $k);
+                    }
+            }
+        }
 
-		if (count($search_query_leftover) > 0) {
+        if (count($search_query_leftover) > 0) {
 
-			if (DB_TYPE == "pgsql") {
+            if (DB_TYPE == "pgsql") {
 
-				// if there's no joiners consider this a "simple" search and
-				// concatenate everything with &, otherwise don't try to mess with tsquery syntax
-				if (preg_match("/[&|]/", implode(" " , $search_query_leftover))) {
-					$tsquery = $pdo->quote(implode(" ", $search_query_leftover));
-				} else {
-					$tsquery = $pdo->quote(implode(" & ", $search_query_leftover));
-				}
+                // if there's no joiners consider this a "simple" search and
+                // concatenate everything with &, otherwise don't try to mess with tsquery syntax
+                if (preg_match("/[&|]/", implode(" " , $search_query_leftover))) {
+                    $tsquery = $pdo->quote(implode(" ", $search_query_leftover));
+                } else {
+                    $tsquery = $pdo->quote(implode(" & ", $search_query_leftover));
+                }
 
-				array_push($query_keywords,
-					"(tsvector_combined @@ to_tsquery($search_language, $tsquery))");
-			}
+                array_push($query_keywords,
+                    "(tsvector_combined @@ to_tsquery($search_language, $tsquery))");
+            }
 
-		}
+        }
 
-		$search_query_part = implode("AND", $query_keywords);
+        $search_query_part = implode("AND", $query_keywords);
 
-		return array($search_query_part, $search_words);
-	}
+        return array($search_query_part, $search_words);
+    }
 }
 

classes/pluginhandler.php

Indentation +18 added lines, -18 removed lines

@@ -1,23 +1,23 @@
 <?php
 class PluginHandler extends Handler_Protected {
-	public function csrf_ignore($method) {
-		return true;
-	}
+    public function csrf_ignore($method) {
+        return true;
+    }
 
-	public function catchall($method) {
-		$plugin_name = clean($_REQUEST["plugin"]);
-		$plugin = PluginHost::getInstance()->get_plugin($plugin_name);
+    public function catchall($method) {
+        $plugin_name = clean($_REQUEST["plugin"]);
+        $plugin = PluginHost::getInstance()->get_plugin($plugin_name);
 
-		if ($plugin) {
-			if (method_exists($plugin, $method)) {
-				$plugin->$method();
-			} else {
-				user_error("PluginHandler: Requested unknown method '$method' of plugin '$plugin_name'.", E_USER_WARNING);
-				print error_json(13);
-			}
-		} else {
-			user_error("PluginHandler: Requested method '$method' of unknown plugin '$plugin_name'.", E_USER_WARNING);
-			print error_json(14);
-		}
-	}
+        if ($plugin) {
+            if (method_exists($plugin, $method)) {
+                $plugin->$method();
+            } else {
+                user_error("PluginHandler: Requested unknown method '$method' of plugin '$plugin_name'.", E_USER_WARNING);
+                print error_json(13);
+            }
+        } else {
+            user_error("PluginHandler: Requested method '$method' of unknown plugin '$plugin_name'.", E_USER_WARNING);
+            print error_json(14);
+        }
+    }
 }

classes/db.php

Indentation +82 added lines, -82 removed lines

@@ -2,115 +2,115 @@
 class Db
 {
 
-	/* @var Db $instance */
-	private static $instance;
+    /* @var Db $instance */
+    private static $instance;
 
-	/* @var IDb $adapter */
-	private $adapter;
+    /* @var IDb $adapter */
+    private $adapter;
 
-	private $link;
+    private $link;
 
-	/* @var PDO $pdo */
-	private $pdo;
+    /* @var PDO $pdo */
+    private $pdo;
 
-	private function __clone() {
-		//
-	}
+    private function __clone() {
+        //
+    }
 
-	private function legacy_connect() {
+    private function legacy_connect() {
 
-		user_error("Legacy connect requested to " . DB_TYPE, E_USER_NOTICE);
+        user_error("Legacy connect requested to " . DB_TYPE, E_USER_NOTICE);
 
-		$er = error_reporting(E_ALL);
+        $er = error_reporting(E_ALL);
 
-		switch (DB_TYPE) {
-			case "mysql":
-				$this->adapter = new Db_Mysqli();
-				break;
-			case "pgsql":
-				$this->adapter = new Db_Pgsql();
-				break;
-			default:
-				die("Unknown DB_TYPE: " . DB_TYPE);
-		}
+        switch (DB_TYPE) {
+            case "mysql":
+                $this->adapter = new Db_Mysqli();
+                break;
+            case "pgsql":
+                $this->adapter = new Db_Pgsql();
+                break;
+            default:
+                die("Unknown DB_TYPE: " . DB_TYPE);
+        }
 
-		if (!$this->adapter) {
-			print("Error initializing database adapter for " . DB_TYPE);
-			exit(100);
-		}
+        if (!$this->adapter) {
+            print("Error initializing database adapter for " . DB_TYPE);
+            exit(100);
+        }
 
-		$this->link = $this->adapter->connect(DB_HOST, DB_USER, DB_PASS, DB_NAME, defined('DB_PORT') ? DB_PORT : "");
+        $this->link = $this->adapter->connect(DB_HOST, DB_USER, DB_PASS, DB_NAME, defined('DB_PORT') ? DB_PORT : "");
 
-		if (!$this->link) {
-			print("Error connecting through adapter: " . $this->adapter->last_error());
-			exit(101);
-		}
+        if (!$this->link) {
+            print("Error connecting through adapter: " . $this->adapter->last_error());
+            exit(101);
+        }
 
-		error_reporting($er);
-	}
+        error_reporting($er);
+    }
 
-	// this really shouldn't be used unless a separate PDO connection is needed
-	// normal usage is Db::pdo()->prepare(...) etc
-	public function pdo_connect() {
+    // this really shouldn't be used unless a separate PDO connection is needed
+    // normal usage is Db::pdo()->prepare(...) etc
+    public function pdo_connect() {
 
-		$db_port = defined('DB_PORT') && DB_PORT ? ';port=' . DB_PORT : '';
-		$db_host = defined('DB_HOST') && DB_HOST ? ';host=' . DB_HOST : '';
+        $db_port = defined('DB_PORT') && DB_PORT ? ';port=' . DB_PORT : '';
+        $db_host = defined('DB_HOST') && DB_HOST ? ';host=' . DB_HOST : '';
 
-		try {
-			$pdo = new PDO(DB_TYPE . ':dbname=' . DB_NAME . $db_host . $db_port,
-				DB_USER,
-				DB_PASS);
-		} catch (Exception $e) {
-			print "<pre>Exception while creating PDO object:" . $e->getMessage() . "</pre>";
-			exit(101);
-		}
+        try {
+            $pdo = new PDO(DB_TYPE . ':dbname=' . DB_NAME . $db_host . $db_port,
+                DB_USER,
+                DB_PASS);
+        } catch (Exception $e) {
+            print "<pre>Exception while creating PDO object:" . $e->getMessage() . "</pre>";
+            exit(101);
+        }
 
-		$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+        $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
 
-		if (DB_TYPE == "pgsql") {
+        if (DB_TYPE == "pgsql") {
 
-			$pdo->query("set client_encoding = 'UTF-8'");
-			$pdo->query("set datestyle = 'ISO, european'");
-			$pdo->query("set TIME ZONE 0");
-			$pdo->query("set cpu_tuple_cost = 0.5");
+            $pdo->query("set client_encoding = 'UTF-8'");
+            $pdo->query("set datestyle = 'ISO, european'");
+            $pdo->query("set TIME ZONE 0");
+            $pdo->query("set cpu_tuple_cost = 0.5");
 
-		} else if (DB_TYPE == "mysql") {
-			$pdo->query("SET time_zone = '+0:0'");
+        } else if (DB_TYPE == "mysql") {
+            $pdo->query("SET time_zone = '+0:0'");
 
-			if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
-				$pdo->query("SET NAMES " . MYSQL_CHARSET);
-			}
-		}
+            if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) {
+                $pdo->query("SET NAMES " . MYSQL_CHARSET);
+            }
+        }
 
-		return $pdo;
-	}
+        return $pdo;
+    }
 
-	public static function instance() {
-		if (self::$instance == null)
-			self::$instance = new self();
+    public static function instance() {
+        if (self::$instance == null)
+            self::$instance = new self();
 
-		return self::$instance;
-	}
+        return self::$instance;
+    }
 
-	public static function get() {
-		if (self::$instance == null)
-			self::$instance = new self();
+    public static function get() {
+        if (self::$instance == null)
+            self::$instance = new self();
 
-		if (!self::$instance->adapter) {
-			self::$instance->legacy_connect();
-		}
+        if (!self::$instance->adapter) {
+            self::$instance->legacy_connect();
+        }
 
-		return self::$instance->adapter;
-	}
+        return self::$instance->adapter;
+    }
 
-	public static function pdo() {
-		if (self::$instance == null)
-			self::$instance = new self();
+    public static function pdo() {
+        if (self::$instance == null)
+            self::$instance = new self();
 
-		if (!self::$instance->pdo) {
-			self::$instance->pdo = self::$instance->pdo_connect();
-		}
+        if (!self::$instance->pdo) {
+            self::$instance->pdo = self::$instance->pdo_connect();
+        }
 
-		return self::$instance->pdo;
-	}
+        return self::$instance->pdo;
+    }
 }

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;
+    }
 
 }

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();
+    }
 }