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Don't allow newlines in URLs, also clean up on http file transfer detection
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parent
7d1497a549
commit
4a3cef89fd
2 changed files with 17 additions and 14 deletions
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@ -5,6 +5,8 @@ using Xmpp;
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namespace Dino.Ui.Util {
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private static Regex url_regex;
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private const string[] allowed_schemes = {"http", "https", "ftp", "ftps", "irc", "ircs", "xmpp", "mailto", "sms", "smsto", "mms", "tel", "geo", "openpgp4fpr", "im", "news", "nntp", "sip", "ssh", "bitcoim", "sftp", "magnet", "vnc"};
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private const string[] tango_colors_light = {"FCE94F", "FCAF3E", "E9B96E", "8AE234", "729FCF", "AD7FA8", "EF2929"};
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private const string[] tango_colors_medium = {"EDD400", "F57900", "C17D11", "73D216", "3465A4", "75507B", "CC0000"};
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private const string[] material_colors_800 = {"D32F2F", "C2185B", "7B1FA2", "512DA8", "303F9F", "1976D2", "0288D1", "0097A7", "00796B", "388E3C", "689F38", "AFB42B", "FFA000", "F57C00", "E64A19", "5D4037"};
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@ -246,15 +248,20 @@ public static bool is_24h_format() {
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return settings_format == "24h" || p_format == " ";
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}
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public static Regex get_url_regex() {
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if (url_regex == null) {
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url_regex = /\b((https?|ftps?|ircs?|xmpp|mailto|sms|smsto|mms|tel|geo|openpgp4fpr|im|news|nntp|sip|ssh|bitcoin|sftp|magnet|vnc|urn):(\/\/([^\/?#,;!)}>"'»”’\s]+)(\/([^#\s,.;!?)\]}>"'»”’]|[,.;!)\]}>"'»”’][^?#\s])*)?|([^\/#\s,.;!?)\]}>"'»”’]|[,.;!)\]}>"'»”’][^\/?#\s])*)(\?([^#\s,.;!?)\]}>"'»”’]|[,.;!?)\]}>"'»”’][^#\s])+)?(#([^\s,.;!?)\]}>"'»”’]|[,.;!?)\]}>"'»”’][^\s])+)?)/;
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}
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return url_regex;
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}
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public static string parse_add_markup(string s_, string? highlight_word, bool parse_links, bool parse_text_markup, bool already_escaped_ = false) {
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string s = s_;
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bool already_escaped = already_escaped_;
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if (parse_links) {
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string[] allowed_schemes = new string[] {"http", "https", "ftp", "ftps", "irc", "ircs", "xmpp", "mailto", "sms", "smsto", "mms", "tel", "geo", "openpgp4fpr", "im", "news", "nntp", "sip", "ssh", "bitcoin", "sftp", "magnet", "vnc"};
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Regex url_regex = /\b((https?|ftps?|ircs?|xmpp|mailto|sms|smsto|mms|tel|geo|openpgp4fpr|im|news|nntp|sip|ssh|bitcoin|sftp|magnet|vnc):(\/\/([^\/?#,;!?)}>"'»”’ ]+)(\/([^# ,.;!?)\]}>"'»”’]|[,.;!)\]}>"'»”’][^?# ])*)?|([^\/# ,.;!?)\]}>"'»”’]|[,.;!)\]}>"'»”’][^\/?# ])*)(\?([^# ,.;!?)\]}>"'»”’]|[,.;!?)\]}>"'»”’][^# ])+)?(#([^ ,.;!?)\]}>"'»”’]|[,.;!?)\]}>"'»”’][^ ])+)?)/;
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MatchInfo match_info;
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url_regex.match(s.down(), 0, out match_info);
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get_url_regex().match(s.down(), 0, out match_info);
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if (match_info.matches()) {
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int start, end;
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match_info.fetch_pos(0, out start, out end);
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@ -10,8 +10,8 @@ public class FileProvider : Dino.FileProvider, Object {
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private StreamInteractor stream_interactor;
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private Dino.Database dino_db;
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private Regex url_regex = /^(?i)\b((?:[a-z][\w-]+:(?:\/{1,3}|[a-z0-9%])|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))$/;
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private Regex omemo_url_regex = /^aesgcm:\/\/(.*)#(([A-Fa-f0-9]{2}){48}|([A-Fa-f0-9]{2}){44})$/;
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private static Regex http_url_regex = /^https?:\/\/([^\s#]*)$/; // Spaces are invalid in URLs and we can't use fragments for downloads
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private static Regex omemo_url_regex = /^aesgcm:\/\/(.*)#(([A-Fa-f0-9]{2}){48}|([A-Fa-f0-9]{2}){44})$/;
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public FileProvider(StreamInteractor stream_interactor, Dino.Database dino_db) {
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this.stream_interactor = stream_interactor;
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@ -35,15 +35,11 @@ public class FileProvider : Dino.FileProvider, Object {
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}
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public override async bool run(Entities.Message message, Xmpp.MessageStanza stanza, Conversation conversation) {
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if (outer.url_regex.match(message.body)) {
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string? oob_url = Xmpp.Xep.OutOfBandData.get_url_from_message(stanza);
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bool normal_file = oob_url != null && oob_url == message.body;
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bool omemo_file = outer.omemo_url_regex.match(message.body);
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if (normal_file || omemo_file) {
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yield outer.on_file_message(message, conversation);
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}
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string? oob_url = Xmpp.Xep.OutOfBandData.get_url_from_message(stanza);
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bool normal_file = oob_url != null && oob_url == message.body && FileProvider.http_url_regex.match(message.body);
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bool omemo_file = FileProvider.omemo_url_regex.match(message.body);
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if (normal_file || omemo_file) {
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yield outer.on_file_message(message, conversation);
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}
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return false;
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}
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