]> git.wh0rd.org - tt-rss.git/blobdiff - classes/pref/filters.php
reinstate wrongfully renamed archived feed; properly fix prefs filtertree labels...
[tt-rss.git] / classes / pref / filters.php
index c97628e51ffa90dde783b48cb4cd02a5d57039c0..170c1a5277bedd7fb378c23e27102e3cf019970a 100644 (file)
@@ -3,23 +3,62 @@ class Pref_Filters extends Handler_Protected {
 
        function csrf_ignore($method) {
                $csrf_ignored = array("index", "getfiltertree", "edit", "newfilter", "newrule",
-                       "newaction");
+                       "newaction", "savefilterorder");
 
                return array_search($method, $csrf_ignored) !== false;
        }
 
+       function filtersortreset() {
+               $this->dbh->query("UPDATE ttrss_filters2
+                               SET order_id = 0 WHERE owner_uid = " . $_SESSION["uid"]);
+               return;
+       }
+
+       function savefilterorder() {
+               $data = json_decode($_POST['payload'], true);
+
+               #file_put_contents("/tmp/saveorder.json", $_POST['payload']);
+               #$data = json_decode(file_get_contents("/tmp/saveorder.json"), true);
+
+               if (!is_array($data['items']))
+                       $data['items'] = json_decode($data['items'], true);
+
+               $index = 0;
+
+               if (is_array($data) && is_array($data['items'])) {
+                       foreach ($data['items'][0]['items'] as $item) {
+                               $filter_id = (int) str_replace("FILTER:", "", $item['_reference']);
+
+                               if ($filter_id > 0) {
+
+                                       $this->dbh->query("UPDATE ttrss_filters2 SET
+                                               order_id = $index WHERE id = '$filter_id' AND
+                                               owner_uid = " .$_SESSION["uid"]);
+
+                                       ++$index;
+                               }
+                       }
+               }
+
+               return;
+       }
+
+
        function testFilter() {
                $filter = array();
 
                $filter["enabled"] = true;
                $filter["match_any_rule"] = sql_bool_to_bool(
-                       checkbox_to_sql_bool(db_escape_string($this->link, $_REQUEST["match_any_rule"])));
+                       checkbox_to_sql_bool($this->dbh->escape_string($_REQUEST["match_any_rule"])));
+               $filter["inverse"] = sql_bool_to_bool(
+                       checkbox_to_sql_bool($this->dbh->escape_string($_REQUEST["inverse"])));
+
                $filter["rules"] = array();
 
-               $result = db_query($this->link, "SELECT id,name FROM ttrss_filter_types");
+               $result = $this->dbh->query("SELECT id,name FROM ttrss_filter_types");
 
                $filter_types = array();
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
                        $filter_types[$line["id"]] = $line["name"];
                }
 
@@ -44,14 +83,11 @@ class Pref_Filters extends Handler_Protected {
                        }
                }
 
-               $feed_title = getFeedTitle($this->link, $feed);
-
-               $qfh_ret = queryFeedHeadlines($this->link, -4, 30, "", false, false, false,
+               $qfh_ret = queryFeedHeadlines(-4, 30, "", false, false, false,
                        "date_entered DESC", 0, $_SESSION["uid"], $filter);
 
                $result = $qfh_ret[0];
 
-               $articles = array();
                $found = 0;
 
                print __("Articles matching this filter:");
@@ -59,13 +95,14 @@ class Pref_Filters extends Handler_Protected {
                print "<div class=\"filterTestHolder\">";
                print "<table width=\"100%\" cellspacing=\"0\" id=\"prefErrorFeedList\">";
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
+                       $line["content_preview"] = truncate_string(strip_tags($line["content"]), 100, '...');
 
-                       $entry_timestamp = strtotime($line["updated"]);
-                       $entry_tags = get_article_tags($this->link, $line["id"], $_SESSION["uid"]);
+                       foreach (PluginHost::getInstance()->get_hooks(PluginHost::HOOK_QUERY_HEADLINES) as $p) {
+                                       $line = $p->hook_query_headlines($line, 100);
+                               }
 
-                       $content_preview = truncate_string(
-                               strip_tags($line["content_preview"]), 100, '...');
+                       $content_preview = $line["content_preview"];
 
                        if ($line["feed_title"])
                                $feed_title = $line["feed_title"];
@@ -110,6 +147,40 @@ class Pref_Filters extends Handler_Protected {
 
        }
 
+       private function getfilterrules_concise($filter_id) {
+               $result = $this->dbh->query("SELECT reg_exp,
+                       inverse,
+                       feed_id,
+                       cat_id,
+                       cat_filter,
+                       ttrss_filter_types.description AS field
+                       FROM
+                               ttrss_filters2_rules, ttrss_filter_types
+                       WHERE
+                               filter_id = '$filter_id' AND filter_type = ttrss_filter_types.id");
+
+               $rv = "";
+
+               while ($line = $this->dbh->fetch_assoc($result)) {
+
+                       $where = sql_bool_to_bool($line["cat_filter"]) ?
+                               getCategoryTitle($line["cat_id"]) :
+                               ($line["feed_id"] ?
+                                       getFeedTitle($line["feed_id"]) : __("All feeds"));
+
+#                      $where = $line["cat_id"] . "/" . $line["feed_id"];
+
+                       $inverse = sql_bool_to_bool($line["inverse"]) ? "inverse" : "";
+
+                       $rv .= "<span class='$inverse'>" . T_sprintf("%s on %s in %s %s",
+                               strip_tags($line["reg_exp"]),
+                               $line["field"],
+                               $where,
+                               sql_bool_to_bool($line["inverse"]) ? __("(inverse)") : "") . "</span>";
+               }
+
+               return $rv;
+       }
 
        function getfiltertree() {
                $root = array();
@@ -119,7 +190,7 @@ class Pref_Filters extends Handler_Protected {
 
                $filter_search = $_SESSION["prefs_filter_search"];
 
-               $result = db_query($this->link, "SELECT *,
+               $result = $this->dbh->query("SELECT *,
                        (SELECT action_param FROM ttrss_filters2_actions
                                WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS action_param,
                        (SELECT action_id FROM ttrss_filters2_actions
@@ -130,35 +201,22 @@ class Pref_Filters extends Handler_Protected {
                        (SELECT reg_exp FROM ttrss_filters2_rules
                                WHERE filter_id = ttrss_filters2.id ORDER BY id LIMIT 1) AS reg_exp
                        FROM ttrss_filters2 WHERE
-                       owner_uid = ".$_SESSION["uid"]." ORDER BY action_id,reg_exp");
+                       owner_uid = ".$_SESSION["uid"]." ORDER BY order_id, title");
 
 
-               $action_id = -1;
                $folder = array();
                $folder['items'] = array();
 
-               while ($line = db_fetch_assoc($result)) {
-
-                       if ($action_id != $line["action_id"]) {
-                               if (count($folder['items']) > 0) {
-                                       array_push($root['items'], $folder);
-                               }
-
-                               $folder = array();
-                               $folder['id'] = $line["action_id"];
-                               $folder['name'] = __($line["action_name"]);
-                               $folder['items'] = array();
-                               $action_id = $line["action_id"];
-                       }
+               while ($line = $this->dbh->fetch_assoc($result)) {
 
                        $name = $this->getFilterName($line["id"]);
 
                        $match_ok = false;
                        if ($filter_search) {
-                               $rules_result = db_query($this->link,
+                               $rules_result = $this->dbh->query(
                                        "SELECT reg_exp FROM ttrss_filters2_rules WHERE filter_id = ".$line["id"]);
 
-                               while ($rule_line = db_fetch_assoc($rules_result)) {
+                               while ($rule_line = $this->dbh->fetch_assoc($rules_result)) {
                                        if (mb_strpos($rule_line['reg_exp'], $filter_search) !== false) {
                                                $match_ok = true;
                                                break;
@@ -167,13 +225,13 @@ class Pref_Filters extends Handler_Protected {
                        }
 
                        if ($line['action_id'] == 7) {
-                               $label_result = db_query($this->link, "SELECT fg_color, bg_color
-                                       FROM ttrss_labels2 WHERE caption = '".db_escape_string($this->link, $line['action_param'])."' AND
+                               $label_result = $this->dbh->query("SELECT fg_color, bg_color
+                                       FROM ttrss_labels2 WHERE caption = '".$this->dbh->escape_string($line['action_param'])."' AND
                                                owner_uid = " . $_SESSION["uid"]);
 
-                               if (db_num_rows($label_result) > 0) {
-                                       $fg_color = db_fetch_result($label_result, 0, "fg_color");
-                                       $bg_color = db_fetch_result($label_result, 0, "bg_color");
+                               if ($this->dbh->num_rows($label_result) > 0) {
+                                       $fg_color = $this->dbh->fetch_result($label_result, 0, "fg_color");
+                                       $bg_color = $this->dbh->fetch_result($label_result, 0, "bg_color");
 
                                        $name[1] = "<span class=\"labelColorIndicator\" id=\"label-editor-indicator\" style='color : $fg_color; background-color : $bg_color; margin-right : 4px'>&alpha;</span>" . $name[1];
                                }
@@ -186,15 +244,18 @@ class Pref_Filters extends Handler_Protected {
                        $filter['param'] = $name[1];
                        $filter['checkbox'] = false;
                        $filter['enabled'] = sql_bool_to_bool($line["enabled"]);
+                       $filter['rules'] = $this->getfilterrules_concise($line['id']);
 
                        if (!$filter_search || $match_ok) {
                                array_push($folder['items'], $filter);
                        }
                }
 
-               if (count($folder['items']) > 0) {
+               /* if (count($folder['items']) > 0) {
                        array_push($root['items'], $folder);
-               }
+               } */
+
+               $root['items'] = $folder['items'];
 
                $fl = array();
                $fl['identifier'] = 'id';
@@ -207,13 +268,15 @@ class Pref_Filters extends Handler_Protected {
 
        function edit() {
 
-               $filter_id = db_escape_string($this->link, $_REQUEST["id"]);
+               $filter_id = $this->dbh->escape_string($_REQUEST["id"]);
 
-               $result = db_query($this->link,
+               $result = $this->dbh->query(
                        "SELECT * FROM ttrss_filters2 WHERE id = '$filter_id' AND owner_uid = " . $_SESSION["uid"]);
 
-               $enabled = sql_bool_to_bool(db_fetch_result($result, 0, "enabled"));
-               $match_any_rule = sql_bool_to_bool(db_fetch_result($result, 0, "match_any_rule"));
+               $enabled = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "enabled"));
+               $match_any_rule = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "match_any_rule"));
+               $inverse = sql_bool_to_bool($this->dbh->fetch_result($result, 0, "inverse"));
+               $title = htmlspecialchars($this->dbh->fetch_result($result, 0, "title"));
 
                print "<form id=\"filter_edit_form\" onsubmit='return false'>";
 
@@ -222,6 +285,12 @@ class Pref_Filters extends Handler_Protected {
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"editSave\">";
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"csrf_token\" value=\"".$_SESSION['csrf_token']."\">";
 
+               print "<div class=\"dlgSec\">".__("Caption")."</div>";
+
+               print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"$title\">";
+
+               print "</div>";
+
                print "<div class=\"dlgSec\">".__("Match")."</div>";
 
                print "<div dojoType=\"dijit.Toolbar\">";
@@ -245,10 +314,10 @@ class Pref_Filters extends Handler_Protected {
 
                print "<ul id='filterDlg_Matches'>";
 
-               $rules_result = db_query($this->link, "SELECT * FROM ttrss_filters2_rules
+               $rules_result = $this->dbh->query("SELECT * FROM ttrss_filters2_rules
                        WHERE filter_id = '$filter_id' ORDER BY reg_exp, id");
 
-               while ($line = db_fetch_assoc($rules_result)) {
+               while ($line = $this->dbh->fetch_assoc($rules_result)) {
                        if (sql_bool_to_bool($line["cat_filter"])) {
                                $line["feed_id"] = "CAT:" . (int)$line["cat_id"];
                        }
@@ -257,6 +326,7 @@ class Pref_Filters extends Handler_Protected {
                        unset($line["cat_id"]);
                        unset($line["filter_id"]);
                        unset($line["id"]);
+                       if (!sql_bool_to_bool($line["inverse"])) unset($line["inverse"]);
 
                        $data = htmlspecialchars(json_encode($line));
 
@@ -292,10 +362,10 @@ class Pref_Filters extends Handler_Protected {
 
                print "<ul id='filterDlg_Actions'>";
 
-               $actions_result = db_query($this->link, "SELECT * FROM ttrss_filters2_actions
+               $actions_result = $this->dbh->query("SELECT * FROM ttrss_filters2_actions
                        WHERE filter_id = '$filter_id' ORDER BY id");
 
-               while ($line = db_fetch_assoc($actions_result)) {
+               while ($line = $this->dbh->fetch_assoc($actions_result)) {
                        $line["action_param_label"] = $line["action_param"];
 
                        unset($line["filter_id"]);
@@ -330,6 +400,15 @@ class Pref_Filters extends Handler_Protected {
                print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\" $checked>
                                <label for=\"match_any_rule\">".__('Match any rule')."</label>";
 
+               if ($inverse) {
+                       $checked = "checked=\"1\"";
+               } else {
+                       $checked = "";
+               }
+
+               print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\" $checked>
+                               <label for=\"inverse\">".__('Inverse matching')."</label>";
+
                print "<p/>";
 
                print "<div class=\"dlgButtons\">";
@@ -358,21 +437,25 @@ class Pref_Filters extends Handler_Protected {
 
                if (strpos($feed_id, "CAT:") === 0) {
                        $feed_id = (int) substr($feed_id, 4);
-                       $feed = getCategoryTitle($this->link, $feed_id);
+                       $feed = getCategoryTitle($feed_id);
                } else {
                        $feed_id = (int) $feed_id;
 
                        if ($rule["feed_id"])
-                               $feed = getFeedTitle($this->link, (int)$rule["feed_id"]);
+                               $feed = getFeedTitle((int)$rule["feed_id"]);
                        else
                                $feed = __("All feeds");
                }
 
-               $result = db_query($this->link, "SELECT description FROM ttrss_filter_types
+               $result = $this->dbh->query("SELECT description FROM ttrss_filter_types
                        WHERE id = ".(int)$rule["filter_type"]);
-               $filter_type = db_fetch_result($result, 0, "description");
+               $filter_type = $this->dbh->fetch_result($result, 0, "description");
+
+               $inverse = isset($rule["inverse"]) ? "inverse" : "";
 
-               return T_sprintf("%s on %s in %s", strip_tags($rule["reg_exp"]), $filter_type, $feed);
+               return "<span class='filterRule $inverse'>" .
+                       T_sprintf("%s on %s in %s %s", strip_tags($rule["reg_exp"]),
+                       $filter_type, $feed, isset($rule["inverse"]) ? __("(inverse)") : "") . "</span>";
        }
 
        function printRuleName() {
@@ -380,10 +463,10 @@ class Pref_Filters extends Handler_Protected {
        }
 
        private function getActionName($action) {
-               $result = db_query($this->link, "SELECT description FROM
+               $result = $this->dbh->query("SELECT description FROM
                        ttrss_filter_actions WHERE id = " .(int)$action["action_id"]);
 
-               $title = __(db_fetch_result($result, 0, "description"));
+               $title = __($this->dbh->fetch_result($result, 0, "description"));
 
                if ($action["action_id"] == 4 || $action["action_id"] == 6 ||
                        $action["action_id"] == 7)
@@ -403,12 +486,16 @@ class Pref_Filters extends Handler_Protected {
 
 #              print_r($_REQUEST);
 
-               $filter_id = db_escape_string($this->link, $_REQUEST["id"]);
-               $enabled = checkbox_to_sql_bool(db_escape_string($this->link, $_REQUEST["enabled"]));
-               $match_any_rule = checkbox_to_sql_bool(db_escape_string($this->link, $_REQUEST["match_any_rule"]));
+               $filter_id = $this->dbh->escape_string($_REQUEST["id"]);
+               $enabled = checkbox_to_sql_bool($this->dbh->escape_string($_REQUEST["enabled"]));
+               $match_any_rule = checkbox_to_sql_bool($this->dbh->escape_string($_REQUEST["match_any_rule"]));
+               $inverse = checkbox_to_sql_bool($this->dbh->escape_string($_REQUEST["inverse"]));
+               $title = $this->dbh->escape_string($_REQUEST["title"]);
 
-               $result = db_query($this->link, "UPDATE ttrss_filters2 SET enabled = $enabled,
-                       match_any_rule = $match_any_rule
+               $this->dbh->query("UPDATE ttrss_filters2 SET enabled = $enabled,
+                       match_any_rule = $match_any_rule,
+                       inverse = $inverse,
+                       title = '$title'
                        WHERE id = '$filter_id'
                        AND owner_uid = ". $_SESSION["uid"]);
 
@@ -418,17 +505,17 @@ class Pref_Filters extends Handler_Protected {
 
        function remove() {
 
-               $ids = split(",", db_escape_string($this->link, $_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
 
                foreach ($ids as $id) {
-                       db_query($this->link, "DELETE FROM ttrss_filters2 WHERE id = '$id' AND owner_uid = ". $_SESSION["uid"]);
+                       $this->dbh->query("DELETE FROM ttrss_filters2 WHERE id = '$id' AND owner_uid = ". $_SESSION["uid"]);
                }
        }
 
        private function saveRulesAndActions($filter_id) {
 
-               db_query($this->link, "DELETE FROM ttrss_filters2_rules WHERE filter_id = '$filter_id'");
-               db_query($this->link, "DELETE FROM ttrss_filters2_actions WHERE filter_id = '$filter_id'");
+               $this->dbh->query("DELETE FROM ttrss_filters2_rules WHERE filter_id = '$filter_id'");
+               $this->dbh->query("DELETE FROM ttrss_filters2_actions WHERE filter_id = '$filter_id'");
 
                if ($filter_id) {
                        /* create rules */
@@ -457,9 +544,11 @@ class Pref_Filters extends Handler_Protected {
                        foreach ($rules as $rule) {
                                if ($rule) {
 
-                                       $reg_exp = strip_tags(db_escape_string($this->link, trim($rule["reg_exp"])));
-                                       $filter_type = (int) db_escape_string($this->link, trim($rule["filter_type"]));
-                                       $feed_id = db_escape_string($this->link, trim($rule["feed_id"]));
+                                       $reg_exp = strip_tags($this->dbh->escape_string(trim($rule["reg_exp"])));
+                                       $inverse = isset($rule["inverse"]) ? "true" : "false";
+
+                                       $filter_type = (int) $this->dbh->escape_string(trim($rule["filter_type"]));
+                                       $feed_id = $this->dbh->escape_string(trim($rule["feed_id"]));
 
                                        if (strpos($feed_id, "CAT:") === 0) {
 
@@ -477,19 +566,19 @@ class Pref_Filters extends Handler_Protected {
                                        }
 
                                        $query = "INSERT INTO ttrss_filters2_rules
-                                               (filter_id, reg_exp,filter_type,feed_id,cat_id,cat_filter) VALUES
-                                               ('$filter_id', '$reg_exp', '$filter_type', $feed_id, $cat_id, $cat_filter)";
+                                               (filter_id, reg_exp,filter_type,feed_id,cat_id,cat_filter,inverse) VALUES
+                                               ('$filter_id', '$reg_exp', '$filter_type', $feed_id, $cat_id, $cat_filter, $inverse)";
 
-                                       db_query($this->link, $query);
+                                       $this->dbh->query($query);
                                }
                        }
 
                        foreach ($actions as $action) {
                                if ($action) {
 
-                                       $action_id = (int) db_escape_string($this->link, $action["action_id"]);
-                                       $action_param = db_escape_string($this->link, $action["action_param"]);
-                                       $action_param_label = db_escape_string($this->link, $action["action_param_label"]);
+                                       $action_id = (int) $this->dbh->escape_string($action["action_id"]);
+                                       $action_param = $this->dbh->escape_string($action["action_param"]);
+                                       $action_param_label = $this->dbh->escape_string($action["action_param_label"]);
 
                                        if ($action_id == 7) {
                                                $action_param = $action_param_label;
@@ -503,7 +592,7 @@ class Pref_Filters extends Handler_Protected {
                                                (filter_id, action_id, action_param) VALUES
                                                ('$filter_id', '$action_id', '$action_param')";
 
-                                       db_query($this->link, $query);
+                                       $this->dbh->query($query);
                                }
                        }
                }
@@ -520,34 +609,36 @@ class Pref_Filters extends Handler_Protected {
 
                $enabled = checkbox_to_sql_bool($_REQUEST["enabled"]);
                $match_any_rule = checkbox_to_sql_bool($_REQUEST["match_any_rule"]);
+               $title = $this->dbh->escape_string($_REQUEST["title"]);
+               $inverse = checkbox_to_sql_bool($_REQUEST["inverse"]);
 
-               db_query($this->link, "BEGIN");
+               $this->dbh->query("BEGIN");
 
                /* create base filter */
 
-               $result = db_query($this->link, "INSERT INTO ttrss_filters2
-                       (owner_uid, match_any_rule, enabled) VALUES
-                       (".$_SESSION["uid"].",$match_any_rule,$enabled)");
+               $result = $this->dbh->query("INSERT INTO ttrss_filters2
+                       (owner_uid, match_any_rule, enabled, title, inverse) VALUES
+                       (".$_SESSION["uid"].",$match_any_rule,$enabled, '$title', $inverse)");
 
-               $result = db_query($this->link, "SELECT MAX(id) AS id FROM ttrss_filters2
+               $result = $this->dbh->query("SELECT MAX(id) AS id FROM ttrss_filters2
                        WHERE owner_uid = ".$_SESSION["uid"]);
 
-               $filter_id = db_fetch_result($result, 0, "id");
+               $filter_id = $this->dbh->fetch_result($result, 0, "id");
 
                $this->saveRulesAndActions($filter_id);
 
-               db_query($this->link, "COMMIT");
+               $this->dbh->query("COMMIT");
        }
 
        function index() {
 
-               $sort = db_escape_string($this->link, $_REQUEST["sort"]);
+               $sort = $this->dbh->escape_string($_REQUEST["sort"]);
 
                if (!$sort || $sort == "undefined") {
                        $sort = "reg_exp";
                }
 
-               $filter_search = db_escape_string($this->link, $_REQUEST["search"]);
+               $filter_search = $this->dbh->escape_string($_REQUEST["search"]);
 
                if (array_key_exists("search", $_REQUEST)) {
                        $_SESSION["prefs_filter_search"] = $filter_search;
@@ -559,7 +650,7 @@ class Pref_Filters extends Handler_Protected {
                print "<div id=\"pref-filter-header\" dojoType=\"dijit.layout.ContentPane\" region=\"top\">";
                print "<div id=\"pref-filter-toolbar\" dojoType=\"dijit.Toolbar\">";
 
-               $filter_search = db_escape_string($this->link, $_REQUEST["search"]);
+               $filter_search = $this->dbh->escape_string($_REQUEST["search"]);
 
                if (array_key_exists("search", $_REQUEST)) {
                        $_SESSION["prefs_filter_search"] = $filter_search;
@@ -592,6 +683,10 @@ class Pref_Filters extends Handler_Protected {
                print "<button dojoType=\"dijit.form.Button\" onclick=\"return editSelectedFilter()\">".
                        __('Edit')."</button> ";
 
+               print "<button dojoType=\"dijit.form.Button\" onclick=\"return resetFilterOrder()\">".
+                       __('Reset sort order')."</button> ";
+
+
                print "<button dojoType=\"dijit.form.Button\" onclick=\"return removeSelectedFilters()\">".
                        __('Remove')."</button> ";
 
@@ -608,14 +703,16 @@ class Pref_Filters extends Handler_Protected {
                <img src='images/indicator_tiny.gif'>".
                 __("Loading, please wait...")."</div>";
 
-               print "<div dojoType=\"dojo.data.ItemFileWriteStore\" jsId=\"filterStore\"
+               print "<div dojoType=\"fox.PrefFilterStore\" jsId=\"filterStore\"
                        url=\"backend.php?op=pref-filters&method=getfiltertree\">
                </div>
                <div dojoType=\"lib.CheckBoxStoreModel\" jsId=\"filterModel\" store=\"filterStore\"
-               query=\"{id:'root'}\" rootId=\"root\" rootLabel=\"Feeds\"
+                       query=\"{id:'root'}\" rootId=\"root\" rootLabel=\"Filters\"
                        childrenAttrs=\"items\" checkboxStrict=\"false\" checkboxAll=\"false\">
                </div>
                <div dojoType=\"fox.PrefFilterTree\" id=\"filterTree\"
+                       dndController=\"dijit.tree.dndSource\"
+                       betweenThreshold=\"5\"
                        model=\"filterModel\" openOnClick=\"true\">
                <script type=\"dojo/method\" event=\"onLoad\" args=\"item\">
                        Element.hide(\"filterlistLoading\");
@@ -633,8 +730,7 @@ class Pref_Filters extends Handler_Protected {
 
                print "</div>"; #pane
 
-               global $pluginhost;
-               $pluginhost->run_hooks($pluginhost::HOOK_PREFS_TAB,
+               PluginHost::getInstance()->run_hooks(PluginHost::HOOK_PREFS_TAB,
                        "hook_prefs_tab", "prefFilters");
 
                print "</div>"; #container
@@ -649,6 +745,10 @@ class Pref_Filters extends Handler_Protected {
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"method\" value=\"add\">";
                print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"csrf_token\" value=\"".$_SESSION['csrf_token']."\">";
 
+               print "<div class=\"dlgSec\">".__("Caption")."</div>";
+
+               print "<input required=\"true\" dojoType=\"dijit.form.ValidationTextBox\" style=\"width : 20em;\" name=\"title\" value=\"\">";
+
                print "<div class=\"dlgSec\">".__("Match")."</div>";
 
                print "<div dojoType=\"dijit.Toolbar\">";
@@ -710,10 +810,8 @@ class Pref_Filters extends Handler_Protected {
                print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"match_any_rule\" id=\"match_any_rule\">
                                <label for=\"match_any_rule\">".__('Match any rule')."</label>";
 
-               print "<p/>";
-
-/*             print "<input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\">
-       <label for=\"inverse\">".__('Inverse match')."</label><hr/>"; */
+               print "<br/><input dojoType=\"dijit.form.CheckBox\" type=\"checkbox\" name=\"inverse\" id=\"inverse\">
+                               <label for=\"inverse\">".__('Inverse matching')."</label>";
 
 //             print "</div>";
 
@@ -739,10 +837,12 @@ class Pref_Filters extends Handler_Protected {
                        $reg_exp = htmlspecialchars($rule["reg_exp"]);
                        $filter_type = $rule["filter_type"];
                        $feed_id = $rule["feed_id"];
+                       $inverse_checked = isset($rule["inverse"]) ? "checked" : "";
                } else {
                        $reg_exp = "";
                        $filter_type = 1;
                        $feed_id = 0;
+                       $inverse_checked = "";
                }
 
                if (strpos($feed_id, "CAT:") === 0) {
@@ -755,12 +855,12 @@ class Pref_Filters extends Handler_Protected {
 
                print "<form name='filter_new_rule_form' id='filter_new_rule_form'>";
 
-               $result = db_query($this->link, "SELECT id,description
+               $result = $this->dbh->query("SELECT id,description
                        FROM ttrss_filter_types WHERE id != 5 ORDER BY description");
 
                $filter_types = array();
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
                        $filter_types[$line["id"]] = __($line["description"]);
                }
 
@@ -773,6 +873,11 @@ class Pref_Filters extends Handler_Protected {
                         style=\"font-size : 16px; width : 20em;\"
                         name=\"reg_exp\" value=\"$reg_exp\"/>";
 
+               print "<hr/>";
+               print "<input id=\"filterDlg_inverse\" dojoType=\"dijit.form.CheckBox\"
+                        name=\"inverse\" $inverse_checked/>";
+               print "<label for=\"filterDlg_inverse\">".__("Inverse regular expression matching")."</label>";
+
                print "<hr/>" .  __("on field") . " ";
                print_select_hash("filter_type", $filter_type, $filter_types,
                        'dojoType="dijit.form.Select"');
@@ -782,7 +887,7 @@ class Pref_Filters extends Handler_Protected {
                print __("in") . " ";
 
                print "<span id='filterDlg_feeds'>";
-               print_feed_select($this->link, "feed_id",
+               print_feed_select("feed_id",
                        $cat_filter ? "CAT:$feed_id" : $feed_id,
                        'dojoType="dijit.form.FilteringSelect"');
                print "</span>";
@@ -791,6 +896,11 @@ class Pref_Filters extends Handler_Protected {
 
                print "<div class=\"dlgButtons\">";
 
+               print "<div style=\"float : left\">
+                       <a class=\"visibleLink\" target=\"_blank\" href=\"http://tt-rss.org/wiki/ContentFilters\">".__("Wiki: Filters")."</a>
+               </div>";
+
+
                print "<button dojoType=\"dijit.form.Button\" onclick=\"return dijit.byId('filterNewRuleDlg').execute()\">".
                        ($rule ? __("Save rule") : __('Add rule'))."</button> ";
 
@@ -806,7 +916,7 @@ class Pref_Filters extends Handler_Protected {
                $action = json_decode($_REQUEST["action"], true);
 
                if ($action) {
-                       $action_param = db_escape_string($this->link, $action["action_param"]);
+                       $action_param = $this->dbh->escape_string($action["action_param"]);
                        $action_id = (int)$action["action_id"];
                } else {
                        $action_param = "";
@@ -822,10 +932,10 @@ class Pref_Filters extends Handler_Protected {
                print "<select name=\"action_id\" dojoType=\"dijit.form.Select\"
                        onchange=\"filterDlgCheckAction(this)\">";
 
-               $result = db_query($this->link, "SELECT id,description FROM ttrss_filter_actions
+               $result = $this->dbh->query("SELECT id,description FROM ttrss_filter_actions
                        ORDER BY name");
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
                        $is_selected = ($line["id"] == $action_id) ? "selected='1'" : "";
                        printf("<option $is_selected value='%d'>%s</option>", $line["id"], __($line["description"]));
                }
@@ -846,7 +956,7 @@ class Pref_Filters extends Handler_Protected {
                        id=\"filterDlg_actionParam\" style=\"$param_hidden\"
                        name=\"action_param\" value=\"$action_param\">";
 
-               print_label_select($this->link, "action_param_label", $action_param,
+               print_label_select("action_param_label", $action_param,
                        "id=\"filterDlg_actionParamLabel\" style=\"$label_param_hidden\"
                        dojoType=\"dijit.form.Select\"");
 
@@ -870,66 +980,57 @@ class Pref_Filters extends Handler_Protected {
        }
 
        private function getFilterName($id) {
-               $result = db_query($this->link,
-                       "SELECT * FROM ttrss_filters2_rules WHERE filter_id = '$id' ORDER BY id
-                       LIMIT 3");
 
-               $titles = array();
-               $count = 0;
+               $result = $this->dbh->query(
+                       "SELECT title,COUNT(DISTINCT r.id) AS num_rules,COUNT(DISTINCT a.id) AS num_actions
+                               FROM ttrss_filters2 AS f LEFT JOIN ttrss_filters2_rules AS r
+                                       ON (r.filter_id = f.id)
+                                               LEFT JOIN ttrss_filters2_actions AS a
+                                                       ON (a.filter_id = f.id) WHERE f.id = '$id' GROUP BY f.title");
 
-               while ($line = db_fetch_assoc($result)) {
+               $title = $this->dbh->fetch_result($result, 0, "title");
+               $num_rules = $this->dbh->fetch_result($result, 0, "num_rules");
+               $num_actions = $this->dbh->fetch_result($result, 0, "num_actions");
 
-                       if (sql_bool_to_bool($line["cat_filter"])) {
-                               unset($line["cat_filter"]);
-                               $line["feed_id"] = "CAT:" . (int)$line["cat_id"];
-                               unset($line["cat_id"]);
-                       }
+               if (!$title) $title = __("[No caption]");
 
-                       if ($count < 2) {
-                               array_push($titles, $this->getRuleName($line));
-                       } else {
-                               array_push($titles, "...");
-                               break;
-                       }
-                       ++$count;
-               }
+               $title = sprintf(_ngettext("%s (%d rule)", "%s (%d rules)", $num_rules), $title, $num_rules);
 
-               $result = db_query($this->link,
-                       "SELECT * FROM ttrss_filters2_actions WHERE filter_id = '$id' ORDER BY id LIMIT 3");
+               $result = $this->dbh->query(
+                       "SELECT * FROM ttrss_filters2_actions WHERE filter_id = '$id' ORDER BY id LIMIT 1");
 
-               $actions = array();
-               $count = 0;
+               $actions = "";
 
-               while ($line = db_fetch_assoc($result)) {
-                       if ($count < 2) {
-                               array_push($actions, $this->getActionName($line));
-                       } else {
-                               array_push($actions, "...");
-                               break;
-                       }
-                       ++$count;
+               if ($this->dbh->num_rows($result) > 0) {
+                       $line = $this->dbh->fetch_assoc($result);
+                       $actions = $this->getActionName($line);
+
+                       $num_actions -= 1;
                }
 
-               return array(join(", ", $titles), join(", ", $actions));
+               if ($num_actions > 0)
+                       $actions = sprintf(_ngettext("%s (+%d action)", "%s (+%d actions)", $num_actions), $actions, $num_actions);
+
+               return array($title, $actions);
        }
 
        function join() {
-               $ids = explode(",", db_escape_string($this->link, $_REQUEST["ids"]));
+               $ids = explode(",", $this->dbh->escape_string($_REQUEST["ids"]));
 
                if (count($ids) > 1) {
                        $base_id = array_shift($ids);
                        $ids_str = join(",", $ids);
 
-                       db_query($this->link, "BEGIN");
-                       db_query($this->link, "UPDATE ttrss_filters2_rules
+                       $this->dbh->query("BEGIN");
+                       $this->dbh->query("UPDATE ttrss_filters2_rules
                                SET filter_id = '$base_id' WHERE filter_id IN ($ids_str)");
-                       db_query($this->link, "UPDATE ttrss_filters2_actions
+                       $this->dbh->query("UPDATE ttrss_filters2_actions
                                SET filter_id = '$base_id' WHERE filter_id IN ($ids_str)");
 
-                       db_query($this->link, "DELETE FROM ttrss_filters2 WHERE id IN ($ids_str)");
-                       db_query($this->link, "UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = '$base_id'");
+                       $this->dbh->query("DELETE FROM ttrss_filters2 WHERE id IN ($ids_str)");
+                       $this->dbh->query("UPDATE ttrss_filters2 SET match_any_rule = true WHERE id = '$base_id'");
 
-                       db_query($this->link, "COMMIT");
+                       $this->dbh->query("COMMIT");
 
                        $this->optimizeFilter($base_id);
 
@@ -937,14 +1038,14 @@ class Pref_Filters extends Handler_Protected {
        }
 
        private function optimizeFilter($id) {
-               db_query($this->link, "BEGIN");
-               $result = db_query($this->link, "SELECT * FROM ttrss_filters2_actions
+               $this->dbh->query("BEGIN");
+               $result = $this->dbh->query("SELECT * FROM ttrss_filters2_actions
                        WHERE filter_id = '$id'");
 
                $tmp = array();
                $dupe_ids = array();
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
                        $id = $line["id"];
                        unset($line["id"]);
 
@@ -957,17 +1058,17 @@ class Pref_Filters extends Handler_Protected {
 
                if (count($dupe_ids) > 0) {
                        $ids_str = join(",", $dupe_ids);
-                       db_query($this->link, "DELETE FROM ttrss_filters2_actions
+                       $this->dbh->query("DELETE FROM ttrss_filters2_actions
                                WHERE id IN ($ids_str)");
                }
 
-               $result = db_query($this->link, "SELECT * FROM ttrss_filters2_rules
+               $result = $this->dbh->query("SELECT * FROM ttrss_filters2_rules
                        WHERE filter_id = '$id'");
 
                $tmp = array();
                $dupe_ids = array();
 
-               while ($line = db_fetch_assoc($result)) {
+               while ($line = $this->dbh->fetch_assoc($result)) {
                        $id = $line["id"];
                        unset($line["id"]);
 
@@ -980,11 +1081,11 @@ class Pref_Filters extends Handler_Protected {
 
                if (count($dupe_ids) > 0) {
                        $ids_str = join(",", $dupe_ids);
-                       db_query($this->link, "DELETE FROM ttrss_filters2_rules
+                       $this->dbh->query("DELETE FROM ttrss_filters2_rules
                                WHERE id IN ($ids_str)");
                }
 
-               db_query($this->link, "COMMIT");
+               $this->dbh->query("COMMIT");
        }
 }
 ?>