[tt-rss.git] / classes / opml.php

<?php
class Opml extends Handler_Protected {

	function csrf_ignore($method) {
		$csrf_ignored = array("export", "import");

		return array_search($method, $csrf_ignored) !== false;
	}

	function export() {
		$output_name = $_REQUEST["filename"];
		if (!$output_name) $output_name = "TinyTinyRSS.opml";

		$show_settings = $_REQUEST["settings"];

		$owner_uid = $_SESSION["uid"];
		return $this->opml_export($output_name, $owner_uid, false, ($show_settings == 1));
	}

	function import() {
		$owner_uid = $_SESSION["uid"];

		header('Content-Type: text/html; charset=utf-8');

		print "<html>
			<head>
				<link rel=\"stylesheet\" href=\"css/utility.css\" type=\"text/css\">
				<title>".__("OPML Utility")."</title>
				<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
			</head>
			<body>
			<div class=\"floatingLogo\"><img src=\"images/logo_small.png\"></div>
			<h1>".__('OPML Utility')."</h1><div class='content'>";

		add_feed_category("Imported feeds");

		$this->opml_notice(__("Importing OPML..."));
		$this->opml_import($owner_uid);

		print "<br><form method=\"GET\" action=\"prefs.php\">
			<input type=\"submit\" value=\"".__("Return to preferences")."\">
			</form>";

		print "</div></body></html>";


	}

	// Export

	private function opml_export_category($owner_uid, $cat_id, $hide_private_feeds=false) {

		if ($cat_id) {
			$cat_qpart = "parent_cat = '$cat_id'";
			$feed_cat_qpart = "cat_id = '$cat_id'";
		} else {
			$cat_qpart = "parent_cat IS NULL";
			$feed_cat_qpart = "cat_id IS NULL";
		}

		if ($hide_private_feeds)
			$hide_qpart = "(private IS false AND auth_login = '' AND auth_pass = '')";
		else
			$hide_qpart = "true";

		$out = "";

		if ($cat_id) {
			$result = $this->dbh->query("SELECT title FROM ttrss_feed_categories WHERE id = '$cat_id'
				AND owner_uid = '$owner_uid'");
			$cat_title = htmlspecialchars($this->dbh->fetch_result($result, 0, "title"));
		}

		if ($cat_title) $out .= "<outline text=\"$cat_title\">\n";

		$result = $this->dbh->query("SELECT id,title
			FROM ttrss_feed_categories WHERE
			$cat_qpart AND owner_uid = '$owner_uid' ORDER BY order_id, title");

		while ($line = $this->dbh->fetch_assoc($result)) {
			$title = htmlspecialchars($line["title"]);
			$out .= $this->opml_export_category($owner_uid, $line["id"], $hide_private_feeds);
		}

		$feeds_result = $this->dbh->query("select title, feed_url, site_url
				from ttrss_feeds where $feed_cat_qpart AND owner_uid = '$owner_uid' AND $hide_qpart
				order by order_id, title");

		while ($fline = $this->dbh->fetch_assoc($feeds_result)) {
			$title = htmlspecialchars($fline["title"]);
			$url = htmlspecialchars($fline["feed_url"]);
			$site_url = htmlspecialchars($fline["site_url"]);

			if ($site_url) {
				$html_url_qpart = "htmlUrl=\"$site_url\"";
			} else {
				$html_url_qpart = "";
			}

			$out .= "<outline type=\"rss\" text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
		}

		if ($cat_title) $out .= "</outline>\n";

		return $out;
	}

	function opml_export($name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
		if (!$owner_uid) return;

		if (!isset($_REQUEST["debug"])) {
			header("Content-type: application/xml+opml");
			header("Content-Disposition: attachment; filename=" . $name );
		} else {
			header("Content-type: text/xml");
		}

		$out = "<?xml version=\"1.0\" encoding=\"utf-8\"?".">";

		$out .= "<opml version=\"1.0\">";
		$out .= "<head>
			<dateCreated>" . date("r", time()) . "</dateCreated>
			<title>Tiny Tiny RSS Feed Export</title>
		</head>";
		$out .= "<body>";

		$out .= $this->opml_export_category($owner_uid, false, $hide_private_feeds);

		# export tt-rss settings

		if ($include_settings) {
			$out .= "<outline text=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";

			$result = $this->dbh->query("SELECT pref_name, value FROM ttrss_user_prefs WHERE
			   profile IS NULL AND owner_uid = " . $_SESSION["uid"] . " ORDER BY pref_name");

			while ($line = $this->dbh->fetch_assoc($result)) {
				$name = $line["pref_name"];
				$value = htmlspecialchars($line["value"]);

				$out .= "<outline pref-name=\"$name\" value=\"$value\"/>";
			}

			$out .= "</outline>";

			$out .= "<outline text=\"tt-rss-labels\" schema-version=\"".SCHEMA_VERSION."\">";

			$result = $this->dbh->query("SELECT * FROM ttrss_labels2 WHERE
				owner_uid = " . $_SESSION['uid']);

			while ($line = $this->dbh->fetch_assoc($result)) {
				$name = htmlspecialchars($line['caption']);
				$fg_color = htmlspecialchars($line['fg_color']);
				$bg_color = htmlspecialchars($line['bg_color']);

				$out .= "<outline label-name=\"$name\" label-fg-color=\"$fg_color\" label-bg-color=\"$bg_color\"/>";

			}

			$out .= "</outline>";

			$out .= "<outline text=\"tt-rss-filters\" schema-version=\"".SCHEMA_VERSION."\">";

			$result = $this->dbh->query("SELECT * FROM ttrss_filters2
				WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY id");

			while ($line = $this->dbh->fetch_assoc($result)) {
				foreach (array('enabled', 'match_any_rule', 'inverse') as $b) {
					$line[$b] = sql_bool_to_bool($line[$b]);
				}

				$line["rules"] = array();
				$line["actions"] = array();

				$tmp_result = $this->dbh->query("SELECT * FROM ttrss_filters2_rules
					WHERE filter_id = ".$line["id"]);

				while ($tmp_line = $this->dbh->fetch_assoc($tmp_result)) {
					unset($tmp_line["id"]);
					unset($tmp_line["filter_id"]);

					$cat_filter = sql_bool_to_bool($tmp_line["cat_filter"]);

					if (!$tmp_line["match_on"]) {
                        if ($cat_filter && $tmp_line["cat_id"] || $tmp_line["feed_id"]) {
                            $tmp_line["feed"] = Feeds::getFeedTitle(
                                $cat_filter ? $tmp_line["cat_id"] : $tmp_line["feed_id"],
                                $cat_filter);
                        } else {
                            $tmp_line["feed"] = "";
                        }
                    } else {
					    $match = [];
					    foreach (json_decode($tmp_line["match_on"], true) as $feed_id) {

                            if (strpos($feed_id, "CAT:") === 0) {
                                $feed_id = (int)substr($feed_id, 4);
                                if ($feed_id) {
                                    array_push($match, [Feeds::getCategoryTitle($feed_id), true, false]);
                                } else {
                                    array_push($match, [0, true, true]);
                                }
                            } else {
                                if ($feed_id) {
                                    array_push($match, [Feeds::getFeedTitle((int)$feed_id), false, false]);
                                } else {
                                    array_push($match, [0, false, true]);
                                }
                            }
                        }

                        $tmp_line["match"] = $match;
					    unset($tmp_line["match_on"]);
                    }

					$tmp_line["cat_filter"] = sql_bool_to_bool($tmp_line["cat_filter"]);
					$tmp_line["inverse"] = sql_bool_to_bool($tmp_line["inverse"]);

					unset($tmp_line["feed_id"]);
					unset($tmp_line["cat_id"]);

					array_push($line["rules"], $tmp_line);
				}

				$tmp_result = $this->dbh->query("SELECT * FROM ttrss_filters2_actions
					WHERE filter_id = ".$line["id"]);

				while ($tmp_line = $this->dbh->fetch_assoc($tmp_result)) {
					unset($tmp_line["id"]);
					unset($tmp_line["filter_id"]);

					array_push($line["actions"], $tmp_line);
				}

				unset($line["id"]);
				unset($line["owner_uid"]);
				$filter = json_encode($line);

				$out .= "<outline filter-type=\"2\"><![CDATA[$filter]]></outline>";

			}


			$out .= "</outline>";
		}

		$out .= "</body></opml>";

		// Format output.
		$doc = new DOMDocument();
		$doc->formatOutput = true;
		$doc->preserveWhiteSpace = false;
		$doc->loadXML($out);

		$xpath = new DOMXpath($doc);
		$outlines = $xpath->query("//outline[@title]");

		// cleanup empty categories
		foreach ($outlines as $node) {
			if ($node->getElementsByTagName('outline')->length == 0)
				$node->parentNode->removeChild($node);
		}

		$res = $doc->saveXML();

/*		// saveXML uses a two-space indent.  Change to tabs.
		$res = preg_replace_callback('/^(?:  )+/mu',
			create_function(
				'$matches',
				'return str_repeat("\t", intval(strlen($matches[0])/2));'),
			$res); */

		print $res;
	}

	// Import

	private function opml_import_feed($node, $cat_id, $owner_uid) {
		$attrs = $node->attributes;

		$feed_title = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('text')->nodeValue, 0, 250));
		if (!$feed_title) $feed_title = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('title')->nodeValue, 0, 250));

		$feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlUrl')->nodeValue);
		if (!$feed_url) $feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlURL')->nodeValue);

		$site_url = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('htmlUrl')->nodeValue, 0, 250));

		if ($feed_url && $feed_title) {
			$result = $this->dbh->query("SELECT id FROM ttrss_feeds WHERE
				feed_url = '$feed_url' AND owner_uid = '$owner_uid'");

			if ($this->dbh->num_rows($result) == 0) {
				#$this->opml_notice("[FEED] [$feed_title/$feed_url] dst_CAT=$cat_id");
				$this->opml_notice(T_sprintf("Adding feed: %s", $feed_title));

				if (!$cat_id) $cat_id = 'NULL';

				$query = "INSERT INTO ttrss_feeds
					(title, feed_url, owner_uid, cat_id, site_url, order_id) VALUES
					('$feed_title', '$feed_url', '$owner_uid',
					$cat_id, '$site_url', 0)";
				$this->dbh->query($query);

			} else {
				$this->opml_notice(T_sprintf("Duplicate feed: %s", $feed_title));
			}
		}
	}

	private function opml_import_label($node, $owner_uid) {
		$attrs = $node->attributes;
		$label_name = $this->dbh->escape_string($attrs->getNamedItem('label-name')->nodeValue);

		if ($label_name) {
			$fg_color = $this->dbh->escape_string($attrs->getNamedItem('label-fg-color')->nodeValue);
			$bg_color = $this->dbh->escape_string($attrs->getNamedItem('label-bg-color')->nodeValue);

			if (!Labels::find_id($label_name, $_SESSION['uid'])) {
				$this->opml_notice(T_sprintf("Adding label %s", htmlspecialchars($label_name)));
				Labels::create($label_name, $fg_color, $bg_color, $owner_uid);
			} else {
				$this->opml_notice(T_sprintf("Duplicate label: %s", htmlspecialchars($label_name)));
			}
		}
	}

	private function opml_import_preference($node) {
		$attrs = $node->attributes;
		$pref_name = $this->dbh->escape_string($attrs->getNamedItem('pref-name')->nodeValue);

		if ($pref_name) {
			$pref_value = $this->dbh->escape_string($attrs->getNamedItem('value')->nodeValue);

			$this->opml_notice(T_sprintf("Setting preference key %s to %s",
				$pref_name, $pref_value));

			set_pref($pref_name, $pref_value);
		}
	}

	private function opml_import_filter($node) {
		$attrs = $node->attributes;

		$filter_type = $this->dbh->escape_string($attrs->getNamedItem('filter-type')->nodeValue);

		if ($filter_type == '2') {
			$filter = json_decode($node->nodeValue, true);

			if ($filter) {
				$match_any_rule = bool_to_sql_bool($filter["match_any_rule"]);
				$enabled = bool_to_sql_bool($filter["enabled"]);
				$inverse = bool_to_sql_bool($filter["inverse"]);
				$title = db_escape_string($filter["title"]);

				$this->dbh->query("BEGIN");

				$this->dbh->query("INSERT INTO ttrss_filters2 (match_any_rule,enabled,inverse,title,owner_uid)
					VALUES ($match_any_rule, $enabled, $inverse, '$title',
					".$_SESSION["uid"].")");

				$result = $this->dbh->query("SELECT MAX(id) AS id FROM ttrss_filters2 WHERE
					owner_uid = ".$_SESSION["uid"]);
				$filter_id = $this->dbh->fetch_result($result, 0, "id");

				if ($filter_id) {
					$this->opml_notice(T_sprintf("Adding filter..."));

					foreach ($filter["rules"] as $rule) {
						$feed_id = "NULL";
						$cat_id = "NULL";

						if ($rule["match"]) {

                            $match_on = [];

						    foreach ($rule["match"] as $match) {
						        list ($name, $is_cat, $is_id) = $match;

						        if ($is_id) {
						            array_push($match_on, ($is_cat ? "CAT:" : "") . $name);
                                } else {

						            $match_id = false;

                                    if (!$is_cat) {
                                        $tmp_result = $this->dbh->query("SELECT id FROM ttrss_feeds
                                    WHERE title = '" . $this->dbh->escape_string($name) . "' AND owner_uid = " . $_SESSION["uid"]);
                                        if ($this->dbh->num_rows($tmp_result) > 0) {
                                            $match_id = $this->dbh->fetch_result($tmp_result, 0, "id");
                                        }
                                    } else {
                                        $tmp_result = $this->dbh->query("SELECT id FROM ttrss_feed_categories
                                    WHERE title = '" . $this->dbh->escape_string($name) . "' AND owner_uid = " . $_SESSION["uid"]);

                                        if ($this->dbh->num_rows($tmp_result) > 0) {
                                            $match_id = 'CAT:' . $this->dbh->fetch_result($tmp_result, 0, "id");
                                        }
                                    }

                                    if ($match_id) array_push($match_on, $match_id);
                                }
                            }

                            $reg_exp = $this->dbh->escape_string($rule["reg_exp"]);
                            $filter_type = (int)$rule["filter_type"];
                            $inverse = bool_to_sql_bool($rule["inverse"]);
                            $match_on = $this->dbh->escape_string(json_encode($match_on));

                            $this->dbh->query("INSERT INTO ttrss_filters2_rules (feed_id,cat_id,match_on,filter_id,filter_type,reg_exp,cat_filter,inverse)
                                VALUES (NULL, NULL, '$match_on',$filter_id, $filter_type, '$reg_exp', false, $inverse)");

                        } else {

                            if (!$rule["cat_filter"]) {
                                $tmp_result = $this->dbh->query("SELECT id FROM ttrss_feeds
                                    WHERE title = '" . $this->dbh->escape_string($rule["feed"]) . "' AND owner_uid = " . $_SESSION["uid"]);
                                if ($this->dbh->num_rows($tmp_result) > 0) {
                                    $feed_id = $this->dbh->fetch_result($tmp_result, 0, "id");
                                }
                            } else {
                                $tmp_result = $this->dbh->query("SELECT id FROM ttrss_feed_categories
                                    WHERE title = '" . $this->dbh->escape_string($rule["feed"]) . "' AND owner_uid = " . $_SESSION["uid"]);

                                if ($this->dbh->num_rows($tmp_result) > 0) {
                                    $cat_id = $this->dbh->fetch_result($tmp_result, 0, "id");
                                }
                            }

                            $cat_filter = bool_to_sql_bool($rule["cat_filter"]);
                            $reg_exp = $this->dbh->escape_string($rule["reg_exp"]);
                            $filter_type = (int)$rule["filter_type"];
                            $inverse = bool_to_sql_bool($rule["inverse"]);

                            $this->dbh->query("INSERT INTO ttrss_filters2_rules (feed_id,cat_id,filter_id,filter_type,reg_exp,cat_filter,inverse)
                                VALUES ($feed_id, $cat_id, $filter_id, $filter_type, '$reg_exp', $cat_filter,$inverse)");
                        }
					}

					foreach ($filter["actions"] as $action) {

						$action_id = (int)$action["action_id"];
						$action_param = $this->dbh->escape_string($action["action_param"]);

						$this->dbh->query("INSERT INTO ttrss_filters2_actions (filter_id,action_id,action_param)
							VALUES ($filter_id, $action_id, '$action_param')");
					}
				}

				$this->dbh->query("COMMIT");
			}
		}
	}

	private function opml_import_category($doc, $root_node, $owner_uid, $parent_id) {
		$default_cat_id = (int) $this->get_feed_category('Imported feeds', false);

		if ($root_node) {
			$cat_title = $this->dbh->escape_string(mb_substr($root_node->attributes->getNamedItem('text')->nodeValue, 0, 250));

			if (!$cat_title)
				$cat_title = $this->dbh->escape_string(mb_substr($root_node->attributes->getNamedItem('title')->nodeValue, 0, 250));

			if (!in_array($cat_title, array("tt-rss-filters", "tt-rss-labels", "tt-rss-prefs"))) {
				$cat_id = $this->get_feed_category($cat_title, $parent_id);
				$this->dbh->query("BEGIN");
				if ($cat_id === false) {
					add_feed_category($cat_title, $parent_id);
					$cat_id = $this->get_feed_category($cat_title, $parent_id);
				}
				$this->dbh->query("COMMIT");
			} else {
				$cat_id = 0;
			}

			$outlines = $root_node->childNodes;

		} else {
			$xpath = new DOMXpath($doc);
			$outlines = $xpath->query("//opml/body/outline");

			$cat_id = 0;
		}

		#$this->opml_notice("[CAT] $cat_title id: $cat_id P_id: $parent_id");
		$this->opml_notice(T_sprintf("Processing category: %s", $cat_title ? $cat_title : __("Uncategorized")));

		foreach ($outlines as $node) {
			if ($node->hasAttributes() && strtolower($node->tagName) == "outline") {
				$attrs = $node->attributes;
				$node_cat_title = $this->dbh->escape_string($attrs->getNamedItem('text')->nodeValue);

				if (!$node_cat_title)
					$node_cat_title = $this->dbh->escape_string($attrs->getNamedItem('title')->nodeValue);

				$node_feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlUrl')->nodeValue);

				if ($node_cat_title && !$node_feed_url) {
					$this->opml_import_category($doc, $node, $owner_uid, $cat_id);
				} else {

					if (!$cat_id) {
						$dst_cat_id = $default_cat_id;
					} else {
						$dst_cat_id = $cat_id;
					}

					switch ($cat_title) {
					case "tt-rss-prefs":
						$this->opml_import_preference($node);
						break;
					case "tt-rss-labels":
						$this->opml_import_label($node, $owner_uid);
						break;
					case "tt-rss-filters":
						$this->opml_import_filter($node);
						break;
					default:
						$this->opml_import_feed($node, $dst_cat_id, $owner_uid);
					}
				}
			}
		}
	}

	function opml_import($owner_uid) {
		if (!$owner_uid) return;

		$doc = false;

		if ($_FILES['opml_file']['error'] != 0) {
			print_error(T_sprintf("Upload failed with error code %d",
				$_FILES['opml_file']['error']));
			return;
		}

		if (is_uploaded_file($_FILES['opml_file']['tmp_name'])) {
			$tmp_file = tempnam(CACHE_DIR . '/upload', 'opml');

			$result = move_uploaded_file($_FILES['opml_file']['tmp_name'],
				$tmp_file);

			if (!$result) {
				print_error(__("Unable to move uploaded file."));
				return;
			}
		} else {
			print_error(__('Error: please upload OPML file.'));
			return;
		}

		if (is_file($tmp_file)) {
			$doc = new DOMDocument();
			libxml_disable_entity_loader(false);
			$doc->load($tmp_file);
			libxml_disable_entity_loader(true);
			unlink($tmp_file);
		} else if (!$doc) {
			print_error(__('Error: unable to find moved OPML file.'));
			return;
		}

		if ($doc) {
			$this->opml_import_category($doc, false, $owner_uid, false);
		} else {
			print_error(__('Error while parsing document.'));
		}
	}

	private function opml_notice($msg) {
		print "$msg<br/>";
	}

	static function opml_publish_url(){

		$url_path = get_self_url_prefix();
		$url_path .= "/opml.php?op=publish&key=" .
			get_feed_access_key('OPML:Publish', false, $_SESSION["uid"]);

		return $url_path;
	}

	function get_feed_category($feed_cat, $parent_cat_id = false) {
		if ($parent_cat_id) {
			$parent_qpart = "parent_cat = '$parent_cat_id'";
			$parent_insert = "'$parent_cat_id'";
		} else {
			$parent_qpart = "parent_cat IS NULL";
			$parent_insert = "NULL";
		}

		$result = db_query(
			"SELECT id FROM ttrss_feed_categories
			WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);

		if (db_num_rows($result) == 0) {
			return false;
		} else {
			return db_fetch_result($result, 0, "id");
		}
	}


}
Commit	Line	Data
3f9de6cc	1	<?php
369dbc19	2	class Opml extends Handler_Protected {
3f9de6cc AD	3
	4	function csrf_ignore($method) {
	5	$csrf_ignored = array("export", "import");
	6
	7	return array_search($method, $csrf_ignored) !== false;
	8	}
	9
	10	function export() {
	11	$output_name = $_REQUEST["filename"];
	12	if (!$output_name) $output_name = "TinyTinyRSS.opml";
	13
	14	$show_settings = $_REQUEST["settings"];
	15
	16	$owner_uid = $_SESSION["uid"];
	17	return $this->opml_export($output_name, $owner_uid, false, ($show_settings == 1));
	18	}
	19
	20	function import() {
	21	$owner_uid = $_SESSION["uid"];
	22
	23	header('Content-Type: text/html; charset=utf-8');
	24
	25	print "<html>
	26	<head>
5bbc4bb4	27	<link rel=\"stylesheet\" href=\"css/utility.css\" type=\"text/css\">
3f9de6cc AD	28	<title>".__("OPML Utility")."</title>
	29	<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
	30	</head>
	31	<body>
884d1650 AD	32	<div class=\"floatingLogo\"><img src=\"images/logo_small.png\"></div>
884d1650 AD	33	<h1>".__('OPML Utility')."</h1><div class='content'>";
3f9de6cc	34
a42c55f0	35	add_feed_category("Imported feeds");
3f9de6cc AD	36
	37	$this->opml_notice(__("Importing OPML..."));
	38	$this->opml_import($owner_uid);
	39
	40	print "<br><form method=\"GET\" action=\"prefs.php\">
	41	<input type=\"submit\" value=\"".__("Return to preferences")."\">
	42	</form>";
	43
884d1650	44	print "</div></body></html>";
3f9de6cc AD	45
	46
	47	}
	48
	49	// Export
	50
	51	private function opml_export_category($owner_uid, $cat_id, $hide_private_feeds=false) {
	52
	53	if ($cat_id) {
	54	$cat_qpart = "parent_cat = '$cat_id'";
	55	$feed_cat_qpart = "cat_id = '$cat_id'";
	56	} else {
	57	$cat_qpart = "parent_cat IS NULL";
	58	$feed_cat_qpart = "cat_id IS NULL";
	59	}
	60
	61	if ($hide_private_feeds)
	62	$hide_qpart = "(private IS false AND auth_login = '' AND auth_pass = '')";
	63	else
	64	$hide_qpart = "true";
	65
	66	$out = "";
	67
	68	if ($cat_id) {
d9c85e0f	69	$result = $this->dbh->query("SELECT title FROM ttrss_feed_categories WHERE id = '$cat_id'
3f9de6cc	70	AND owner_uid = '$owner_uid'");
d9c85e0f	71	$cat_title = htmlspecialchars($this->dbh->fetch_result($result, 0, "title"));
3f9de6cc AD	72	}
3f9de6cc AD	73
fd087799	74	if ($cat_title) $out .= "<outline text=\"$cat_title\">\n";
3f9de6cc	75
d9c85e0f	76	$result = $this->dbh->query("SELECT id,title
3f9de6cc AD	77	FROM ttrss_feed_categories WHERE
	78	$cat_qpart AND owner_uid = '$owner_uid' ORDER BY order_id, title");
	79
d9c85e0f	80	while ($line = $this->dbh->fetch_assoc($result)) {
3f9de6cc AD	81	$title = htmlspecialchars($line["title"]);
	82	$out .= $this->opml_export_category($owner_uid, $line["id"], $hide_private_feeds);
	83	}
	84
d9c85e0f	85	$feeds_result = $this->dbh->query("select title, feed_url, site_url
3f9de6cc AD	86	from ttrss_feeds where $feed_cat_qpart AND owner_uid = '$owner_uid' AND $hide_qpart
	87	order by order_id, title");
	88
d9c85e0f	89	while ($fline = $this->dbh->fetch_assoc($feeds_result)) {
3f9de6cc AD	90	$title = htmlspecialchars($fline["title"]);
	91	$url = htmlspecialchars($fline["feed_url"]);
	92	$site_url = htmlspecialchars($fline["site_url"]);
	93
	94	if ($site_url) {
	95	$html_url_qpart = "htmlUrl=\"$site_url\"";
	96	} else {
	97	$html_url_qpart = "";
	98	}
	99
7bdc1df1	100	$out .= "<outline type=\"rss\" text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
3f9de6cc AD	101	}
	102
	103	if ($cat_title) $out .= "</outline>\n";
	104
	105	return $out;
	106	}
	107
	108	function opml_export($name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
	109	if (!$owner_uid) return;
	110
	111	if (!isset($_REQUEST["debug"])) {
	112	header("Content-type: application/xml+opml");
	113	header("Content-Disposition: attachment; filename=" . $name );
	114	} else {
	115	header("Content-type: text/xml");
	116	}
	117
	118	$out = "<?xml version=\"1.0\" encoding=\"utf-8\"?".">";
	119
	120	$out .= "<opml version=\"1.0\">";
	121	$out .= "<head>
	122	<dateCreated>" . date("r", time()) . "</dateCreated>
	123	<title>Tiny Tiny RSS Feed Export</title>
	124	</head>";
	125	$out .= "<body>";
	126
	127	$out .= $this->opml_export_category($owner_uid, false, $hide_private_feeds);
	128
	129	# export tt-rss settings
	130
	131	if ($include_settings) {
fd087799	132	$out .= "<outline text=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";
3f9de6cc	133
d9c85e0f	134	$result = $this->dbh->query("SELECT pref_name, value FROM ttrss_user_prefs WHERE
3f9de6cc AD	135	profile IS NULL AND owner_uid = " . $_SESSION["uid"] . " ORDER BY pref_name");
3f9de6cc AD	136
d9c85e0f	137	while ($line = $this->dbh->fetch_assoc($result)) {
3f9de6cc AD	138	$name = $line["pref_name"];
	139	$value = htmlspecialchars($line["value"]);
	140
	141	$out .= "<outline pref-name=\"$name\" value=\"$value\"/>";
	142	}
	143
	144	$out .= "</outline>";
	145
fd087799	146	$out .= "<outline text=\"tt-rss-labels\" schema-version=\"".SCHEMA_VERSION."\">";
3f9de6cc	147
d9c85e0f	148	$result = $this->dbh->query("SELECT * FROM ttrss_labels2 WHERE
3f9de6cc AD	149	owner_uid = " . $_SESSION['uid']);
3f9de6cc AD	150
d9c85e0f	151	while ($line = $this->dbh->fetch_assoc($result)) {
3f9de6cc AD	152	$name = htmlspecialchars($line['caption']);
	153	$fg_color = htmlspecialchars($line['fg_color']);
	154	$bg_color = htmlspecialchars($line['bg_color']);
	155
	156	$out .= "<outline label-name=\"$name\" label-fg-color=\"$fg_color\" label-bg-color=\"$bg_color\"/>";
	157
	158	}
	159
	160	$out .= "</outline>";
	161
fd087799	162	$out .= "<outline text=\"tt-rss-filters\" schema-version=\"".SCHEMA_VERSION."\">";
3f9de6cc	163
d9c85e0f	164	$result = $this->dbh->query("SELECT * FROM ttrss_filters2
fd994f1a	165	WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY id");
3f9de6cc	166
d9c85e0f	167	while ($line = $this->dbh->fetch_assoc($result)) {
a1495542	168	foreach (array('enabled', 'match_any_rule', 'inverse') as $b) {
3f9de6cc AD	169	$line[$b] = sql_bool_to_bool($line[$b]);
	170	}
	171
fd994f1a AD	172	$line["rules"] = array();
	173	$line["actions"] = array();
	174
d9c85e0f	175	$tmp_result = $this->dbh->query("SELECT * FROM ttrss_filters2_rules
fd994f1a AD	176	WHERE filter_id = ".$line["id"]);
fd994f1a AD	177
d9c85e0f	178	while ($tmp_line = $this->dbh->fetch_assoc($tmp_result)) {
fd994f1a AD	179	unset($tmp_line["id"]);
	180	unset($tmp_line["filter_id"]);
	181
	182	$cat_filter = sql_bool_to_bool($tmp_line["cat_filter"]);
	183
0bf7e007 AD	184	if (!$tmp_line["match_on"]) {
	185	if ($cat_filter && $tmp_line["cat_id"] \|\| $tmp_line["feed_id"]) {
	186	$tmp_line["feed"] = Feeds::getFeedTitle(
	187	$cat_filter ? $tmp_line["cat_id"] : $tmp_line["feed_id"],
	188	$cat_filter);
	189	} else {
	190	$tmp_line["feed"] = "";
	191	}
	192	} else {
	193	$match = [];
	194	foreach (json_decode($tmp_line["match_on"], true) as $feed_id) {
	195
	196	if (strpos($feed_id, "CAT:") === 0) {
	197	$feed_id = (int)substr($feed_id, 4);
	198	if ($feed_id) {
	199	array_push($match, [Feeds::getCategoryTitle($feed_id), true, false]);
	200	} else {
	201	array_push($match, [0, true, true]);
	202	}
	203	} else {
	204	if ($feed_id) {
	205	array_push($match, [Feeds::getFeedTitle((int)$feed_id), false, false]);
	206	} else {
	207	array_push($match, [0, false, true]);
	208	}
	209	}
	210	}
	211
	212	$tmp_line["match"] = $match;
	213	unset($tmp_line["match_on"]);
	214	}
fd994f1a	215
8592a8e3	216	$tmp_line["cat_filter"] = sql_bool_to_bool($tmp_line["cat_filter"]);
afa1a260	217	$tmp_line["inverse"] = sql_bool_to_bool($tmp_line["inverse"]);
8592a8e3	218
fd994f1a AD	219	unset($tmp_line["feed_id"]);
	220	unset($tmp_line["cat_id"]);
	221
	222	array_push($line["rules"], $tmp_line);
	223	}
	224
d9c85e0f	225	$tmp_result = $this->dbh->query("SELECT * FROM ttrss_filters2_actions
fd994f1a AD	226	WHERE filter_id = ".$line["id"]);
fd994f1a AD	227
d9c85e0f	228	while ($tmp_line = $this->dbh->fetch_assoc($tmp_result)) {
fd994f1a AD	229	unset($tmp_line["id"]);
	230	unset($tmp_line["filter_id"]);
	231
	232	array_push($line["actions"], $tmp_line);
	233	}
	234
	235	unset($line["id"]);
	236	unset($line["owner_uid"]);
3f9de6cc AD	237	$filter = json_encode($line);
3f9de6cc AD	238
dd0a17b0	239	$out .= "<outline filter-type=\"2\"><![CDATA[$filter]]></outline>";
3f9de6cc AD	240
	241	}
	242
	243
fd994f1a	244	$out .= "</outline>";
3f9de6cc AD	245	}
	246
	247	$out .= "</body></opml>";
	248
	249	// Format output.
	250	$doc = new DOMDocument();
	251	$doc->formatOutput = true;
	252	$doc->preserveWhiteSpace = false;
	253	$doc->loadXML($out);
	254
	255	$xpath = new DOMXpath($doc);
	256	$outlines = $xpath->query("//outline[@title]");
	257
	258	// cleanup empty categories
	259	foreach ($outlines as $node) {
	260	if ($node->getElementsByTagName('outline')->length == 0)
	261	$node->parentNode->removeChild($node);
	262	}
	263
	264	$res = $doc->saveXML();
	265
dd0a17b0	266	/* // saveXML uses a two-space indent. Change to tabs.
3f9de6cc AD	267	$res = preg_replace_callback('/^(?: )+/mu',
	268	create_function(
	269	'$matches',
	270	'return str_repeat("\t", intval(strlen($matches[0])/2));'),
dd0a17b0	271	$res); */
3f9de6cc AD	272
	273	print $res;
	274	}
	275
	276	// Import
	277
7b55001e	278	private function opml_import_feed($node, $cat_id, $owner_uid) {
3f9de6cc AD	279	$attrs = $node->attributes;
3f9de6cc AD	280
d9c85e0f AD	281	$feed_title = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('text')->nodeValue, 0, 250));
d9c85e0f AD	282	if (!$feed_title) $feed_title = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('title')->nodeValue, 0, 250));
3f9de6cc	283
6bb05128 AD	284	$feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlUrl')->nodeValue);
6bb05128 AD	285	if (!$feed_url) $feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlURL')->nodeValue);
3f9de6cc	286
d9c85e0f	287	$site_url = $this->dbh->escape_string(mb_substr($attrs->getNamedItem('htmlUrl')->nodeValue, 0, 250));
3f9de6cc AD	288
3f9de6cc AD	289	if ($feed_url && $feed_title) {
d9c85e0f	290	$result = $this->dbh->query("SELECT id FROM ttrss_feeds WHERE
3f9de6cc AD	291	feed_url = '$feed_url' AND owner_uid = '$owner_uid'");
3f9de6cc AD	292
d9c85e0f	293	if ($this->dbh->num_rows($result) == 0) {
3f9de6cc AD	294	#$this->opml_notice("[FEED] [$feed_title/$feed_url] dst_CAT=$cat_id");
	295	$this->opml_notice(T_sprintf("Adding feed: %s", $feed_title));
	296
dd0a17b0 AD	297	if (!$cat_id) $cat_id = 'NULL';
dd0a17b0 AD	298
3f9de6cc AD	299	$query = "INSERT INTO ttrss_feeds
	300	(title, feed_url, owner_uid, cat_id, site_url, order_id) VALUES
	301	('$feed_title', '$feed_url', '$owner_uid',
dd0a17b0	302	$cat_id, '$site_url', 0)";
d9c85e0f	303	$this->dbh->query($query);
3f9de6cc AD	304
	305	} else {
	306	$this->opml_notice(T_sprintf("Duplicate feed: %s", $feed_title));
	307	}
	308	}
	309	}
	310
7b55001e	311	private function opml_import_label($node, $owner_uid) {
3f9de6cc	312	$attrs = $node->attributes;
d9c85e0f	313	$label_name = $this->dbh->escape_string($attrs->getNamedItem('label-name')->nodeValue);
3f9de6cc AD	314
3f9de6cc AD	315	if ($label_name) {
d9c85e0f AD	316	$fg_color = $this->dbh->escape_string($attrs->getNamedItem('label-fg-color')->nodeValue);
d9c85e0f AD	317	$bg_color = $this->dbh->escape_string($attrs->getNamedItem('label-bg-color')->nodeValue);
3f9de6cc	318
7c9b5a3f	319	if (!Labels::find_id($label_name, $_SESSION['uid'])) {
3f9de6cc	320	$this->opml_notice(T_sprintf("Adding label %s", htmlspecialchars($label_name)));
7c9b5a3f	321	Labels::create($label_name, $fg_color, $bg_color, $owner_uid);
3f9de6cc AD	322	} else {
	323	$this->opml_notice(T_sprintf("Duplicate label: %s", htmlspecialchars($label_name)));
	324	}
	325	}
	326	}
	327
7b55001e	328	private function opml_import_preference($node) {
3f9de6cc	329	$attrs = $node->attributes;
d9c85e0f	330	$pref_name = $this->dbh->escape_string($attrs->getNamedItem('pref-name')->nodeValue);
3f9de6cc AD	331
3f9de6cc AD	332	if ($pref_name) {
d9c85e0f	333	$pref_value = $this->dbh->escape_string($attrs->getNamedItem('value')->nodeValue);
3f9de6cc AD	334
	335	$this->opml_notice(T_sprintf("Setting preference key %s to %s",
	336	$pref_name, $pref_value));
	337
a42c55f0	338	set_pref($pref_name, $pref_value);
3f9de6cc AD	339	}
	340	}
	341
7b55001e	342	private function opml_import_filter($node) {
3f9de6cc AD	343	$attrs = $node->attributes;
3f9de6cc AD	344
d9c85e0f	345	$filter_type = $this->dbh->escape_string($attrs->getNamedItem('filter-type')->nodeValue);
3f9de6cc	346
3b003f63 AD	347	if ($filter_type == '2') {
3b003f63 AD	348	$filter = json_decode($node->nodeValue, true);
3f9de6cc AD	349
3f9de6cc AD	350	if ($filter) {
3b003f63 AD	351	$match_any_rule = bool_to_sql_bool($filter["match_any_rule"]);
3b003f63 AD	352	$enabled = bool_to_sql_bool($filter["enabled"]);
a1495542 AD	353	$inverse = bool_to_sql_bool($filter["inverse"]);
a1495542 AD	354	$title = db_escape_string($filter["title"]);
3f9de6cc	355
d9c85e0f	356	$this->dbh->query("BEGIN");
3f9de6cc	357
a1495542 AD	358	$this->dbh->query("INSERT INTO ttrss_filters2 (match_any_rule,enabled,inverse,title,owner_uid)
	359	VALUES ($match_any_rule, $enabled, $inverse, '$title',
	360	".$_SESSION["uid"].")");
3b003f63	361
d9c85e0f	362	$result = $this->dbh->query("SELECT MAX(id) AS id FROM ttrss_filters2 WHERE
3b003f63	363	owner_uid = ".$_SESSION["uid"]);
d9c85e0f	364	$filter_id = $this->dbh->fetch_result($result, 0, "id");
3b003f63 AD	365
	366	if ($filter_id) {
	367	$this->opml_notice(T_sprintf("Adding filter..."));
	368
	369	foreach ($filter["rules"] as $rule) {
	370	$feed_id = "NULL";
3f9de6cc	371	$cat_id = "NULL";
3f9de6cc	372
0bf7e007 AD	373	if ($rule["match"]) {
	374
	375	$match_on = [];
	376
	377	foreach ($rule["match"] as $match) {
	378	list ($name, $is_cat, $is_id) = $match;
	379
	380	if ($is_id) {
	381	array_push($match_on, ($is_cat ? "CAT:" : "") . $name);
	382	} else {
	383
	384	$match_id = false;
	385
	386	if (!$is_cat) {
	387	$tmp_result = $this->dbh->query("SELECT id FROM ttrss_feeds
	388	WHERE title = '" . $this->dbh->escape_string($name) . "' AND owner_uid = " . $_SESSION["uid"]);
	389	if ($this->dbh->num_rows($tmp_result) > 0) {
	390	$match_id = $this->dbh->fetch_result($tmp_result, 0, "id");
	391	}
	392	} else {
	393	$tmp_result = $this->dbh->query("SELECT id FROM ttrss_feed_categories
	394	WHERE title = '" . $this->dbh->escape_string($name) . "' AND owner_uid = " . $_SESSION["uid"]);
	395
	396	if ($this->dbh->num_rows($tmp_result) > 0) {
	397	$match_id = 'CAT:' . $this->dbh->fetch_result($tmp_result, 0, "id");
	398	}
	399	}
	400
	401	if ($match_id) array_push($match_on, $match_id);
	402	}
	403	}
	404
	405	$reg_exp = $this->dbh->escape_string($rule["reg_exp"]);
	406	$filter_type = (int)$rule["filter_type"];
	407	$inverse = bool_to_sql_bool($rule["inverse"]);
	408	$match_on = $this->dbh->escape_string(json_encode($match_on));
	409
	410	$this->dbh->query("INSERT INTO ttrss_filters2_rules (feed_id,cat_id,match_on,filter_id,filter_type,reg_exp,cat_filter,inverse)
	411	VALUES (NULL, NULL, '$match_on',$filter_id, $filter_type, '$reg_exp', false, $inverse)");
	412
	413	} else {
	414
	415	if (!$rule["cat_filter"]) {
	416	$tmp_result = $this->dbh->query("SELECT id FROM ttrss_feeds
	417	WHERE title = '" . $this->dbh->escape_string($rule["feed"]) . "' AND owner_uid = " . $_SESSION["uid"]);
	418	if ($this->dbh->num_rows($tmp_result) > 0) {
	419	$feed_id = $this->dbh->fetch_result($tmp_result, 0, "id");
	420	}
	421	} else {
	422	$tmp_result = $this->dbh->query("SELECT id FROM ttrss_feed_categories
	423	WHERE title = '" . $this->dbh->escape_string($rule["feed"]) . "' AND owner_uid = " . $_SESSION["uid"]);
	424
	425	if ($this->dbh->num_rows($tmp_result) > 0) {
	426	$cat_id = $this->dbh->fetch_result($tmp_result, 0, "id");
	427	}
	428	}
	429
	430	$cat_filter = bool_to_sql_bool($rule["cat_filter"]);
	431	$reg_exp = $this->dbh->escape_string($rule["reg_exp"]);
	432	$filter_type = (int)$rule["filter_type"];
	433	$inverse = bool_to_sql_bool($rule["inverse"]);
	434
	435	$this->dbh->query("INSERT INTO ttrss_filters2_rules (feed_id,cat_id,filter_id,filter_type,reg_exp,cat_filter,inverse)
	436	VALUES ($feed_id, $cat_id, $filter_id, $filter_type, '$reg_exp', $cat_filter,$inverse)");
437	}
3b003f63	438	}
3f9de6cc	439
3b003f63	440	foreach ($filter["actions"] as $action) {
3f9de6cc	441
3b003f63	442	$action_id = (int)$action["action_id"];
d9c85e0f	443	$action_param = $this->dbh->escape_string($action["action_param"]);
3f9de6cc	444
d9c85e0f	445	$this->dbh->query("INSERT INTO ttrss_filters2_actions (filter_id,action_id,action_param)
3b003f63 AD	446	VALUES ($filter_id, $action_id, '$action_param')");
3b003f63 AD	447	}
3f9de6cc	448	}
3b003f63	449
d9c85e0f	450	$this->dbh->query("COMMIT");
3f9de6cc AD	451	}
3f9de6cc AD	452	}
3b003f63	453	}
3f9de6cc AD	454
3f9de6cc AD	455	private function opml_import_category($doc, $root_node, $owner_uid, $parent_id) {
e60d5b0a	456	$default_cat_id = (int) $this->get_feed_category('Imported feeds', false);
3f9de6cc AD	457
3f9de6cc AD	458	if ($root_node) {
d9c85e0f	459	$cat_title = $this->dbh->escape_string(mb_substr($root_node->attributes->getNamedItem('text')->nodeValue, 0, 250));
3f9de6cc	460
cc616ea1	461	if (!$cat_title)
d9c85e0f	462	$cat_title = $this->dbh->escape_string(mb_substr($root_node->attributes->getNamedItem('title')->nodeValue, 0, 250));
cc616ea1	463
3f9de6cc	464	if (!in_array($cat_title, array("tt-rss-filters", "tt-rss-labels", "tt-rss-prefs"))) {
e60d5b0a	465	$cat_id = $this->get_feed_category($cat_title, $parent_id);
d9c85e0f	466	$this->dbh->query("BEGIN");
3f9de6cc	467	if ($cat_id === false) {
a42c55f0	468	add_feed_category($cat_title, $parent_id);
e60d5b0a	469	$cat_id = $this->get_feed_category($cat_title, $parent_id);
3f9de6cc	470	}
d9c85e0f	471	$this->dbh->query("COMMIT");
3f9de6cc AD	472	} else {
	473	$cat_id = 0;
	474	}
	475
	476	$outlines = $root_node->childNodes;
	477
	478	} else {
	479	$xpath = new DOMXpath($doc);
	480	$outlines = $xpath->query("//opml/body/outline");
	481
	482	$cat_id = 0;
	483	}
	484
	485	#$this->opml_notice("[CAT] $cat_title id: $cat_id P_id: $parent_id");
	486	$this->opml_notice(T_sprintf("Processing category: %s", $cat_title ? $cat_title : __("Uncategorized")));
	487
	488	foreach ($outlines as $node) {
	489	if ($node->hasAttributes() && strtolower($node->tagName) == "outline") {
	490	$attrs = $node->attributes;
d9c85e0f	491	$node_cat_title = $this->dbh->escape_string($attrs->getNamedItem('text')->nodeValue);
cc616ea1 AD	492
cc616ea1 AD	493	if (!$node_cat_title)
d9c85e0f	494	$node_cat_title = $this->dbh->escape_string($attrs->getNamedItem('title')->nodeValue);
cc616ea1	495
d9c85e0f	496	$node_feed_url = $this->dbh->escape_string($attrs->getNamedItem('xmlUrl')->nodeValue);
3f9de6cc AD	497
	498	if ($node_cat_title && !$node_feed_url) {
	499	$this->opml_import_category($doc, $node, $owner_uid, $cat_id);
	500	} else {
	501
	502	if (!$cat_id) {
	503	$dst_cat_id = $default_cat_id;
	504	} else {
	505	$dst_cat_id = $cat_id;
	506	}
	507
	508	switch ($cat_title) {
	509	case "tt-rss-prefs":
7b55001e	510	$this->opml_import_preference($node);
3f9de6cc AD	511	break;
3f9de6cc AD	512	case "tt-rss-labels":
7b55001e	513	$this->opml_import_label($node, $owner_uid);
3f9de6cc AD	514	break;
3f9de6cc AD	515	case "tt-rss-filters":
7b55001e	516	$this->opml_import_filter($node);
3f9de6cc AD	517	break;
3f9de6cc AD	518	default:
7b55001e	519	$this->opml_import_feed($node, $dst_cat_id, $owner_uid);
3f9de6cc AD	520	}
	521	}
	522	}
	523	}
	524	}
	525
	526	function opml_import($owner_uid) {
	527	if (!$owner_uid) return;
	528
3f9de6cc AD	529	$doc = false;
3f9de6cc AD	530
3306daec AD	531	if ($_FILES['opml_file']['error'] != 0) {
	532	print_error(T_sprintf("Upload failed with error code %d",
	533	$_FILES['opml_file']['error']));
	534	return;
	535	}
	536
3306daec AD	537	if (is_uploaded_file($_FILES['opml_file']['tmp_name'])) {
	538	$tmp_file = tempnam(CACHE_DIR . '/upload', 'opml');
	539
	540	$result = move_uploaded_file($_FILES['opml_file']['tmp_name'],
	541	$tmp_file);
	542
	543	if (!$result) {
	544	print_error(__("Unable to move uploaded file."));
	545	return;
	546	}
	547	} else {
	548	print_error(__('Error: please upload OPML file.'));
	549	return;
	550	}
	551
	552	if (is_file($tmp_file)) {
98c39afc	553	$doc = new DOMDocument();
3457ce7c	554	libxml_disable_entity_loader(false);
3306daec	555	$doc->load($tmp_file);
3457ce7c	556	libxml_disable_entity_loader(true);
3306daec	557	unlink($tmp_file);
3f9de6cc	558	} else if (!$doc) {
3306daec	559	print_error(__('Error: unable to find moved OPML file.'));
3f9de6cc AD	560	return;
	561	}
	562
	563	if ($doc) {
	564	$this->opml_import_category($doc, false, $owner_uid, false);
	565	} else {
	566	print_error(__('Error while parsing document.'));
	567	}
	568	}
	569
	570	private function opml_notice($msg) {
	571	print "$msg<br/>";
	572	}
	573
6322ac79	574	static function opml_publish_url(){
50832719 AD	575
	576	$url_path = get_self_url_prefix();
	577	$url_path .= "/opml.php?op=publish&key=" .
a42c55f0	578	get_feed_access_key('OPML:Publish', false, $_SESSION["uid"]);
50832719 AD	579
	580	return $url_path;
	581	}
	582
e60d5b0a AD	583	function get_feed_category($feed_cat, $parent_cat_id = false) {
	584	if ($parent_cat_id) {
	585	$parent_qpart = "parent_cat = '$parent_cat_id'";
	586	$parent_insert = "'$parent_cat_id'";
	587	} else {
	588	$parent_qpart = "parent_cat IS NULL";
	589	$parent_insert = "NULL";
	590	}
	591
	592	$result = db_query(
	593	"SELECT id FROM ttrss_feed_categories
	594	WHERE $parent_qpart AND title = '$feed_cat' AND owner_uid = ".$_SESSION["uid"]);
	595
	596	if (db_num_rows($result) == 0) {
	597	return false;
	598	} else {
	599	return db_fetch_result($result, 0, "id");
	600	}
	601	}
	602
50832719	603
3f9de6cc	604	}