harbour-fernschreiber/qml/js/functions.js

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/*
Copyright (C) 2020 Sebastian J. Wolf and other contributors
This file is part of Fernschreiber.
Fernschreiber is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Fernschreiber is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fernschreiber. If not, see <http://www.gnu.org/licenses/>.
*/
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.pragma library
.import "debug.js" as Debug
.import Sailfish.Silica 1.0 as Silica
var tdLibWrapper;
var appNotification;
function setGlobals(globals) {
tdLibWrapper = globals.tdLibWrapper;
appNotification = globals.appNotification;
}
function formatUnreadCount(value) {
if(value < 1000) {
return value;
} else if(value > 9000) {
return '9k+';
}
return ''+Math.floor(value / 1000)+'k'+((value % 1000)>0 ? '+' : '');
}
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function getUserName(userInformation) {
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return ((userInformation.first_name || "") + " " + (userInformation.last_name || "")).trim();
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}
function getMessageText(message, simple, currentUserId, ignoreEntities) {
var myself = false;
if ( message['@type'] !== "sponsoredMessage" ) {
myself = ( message.sender_id['@type'] === "messageSenderUser" && message.sender_id.user_id.toString() === currentUserId.toString() );
}
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switch(message.content['@type']) {
case 'messageText':
if (simple) {
return message.content.text.text;
} else {
return enhanceMessageText(message.content.text, ignoreEntities);
}
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case 'messageSticker':
return simple ? message.content.sticker.emoji : ""
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case 'messageAnimatedEmoji':
return simple ? message.content.animated_emoji.sticker.emoji : ""
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case 'messagePhoto':
if (message.content.caption.text !== "") {
return simple ? qsTr("Picture: %1").arg(message.content.caption.text) : enhanceMessageText(message.content.caption, ignoreEntities)
} else {
return simple ? (myself ? qsTr("sent a picture", "myself") : qsTr("sent a picture")) : "";
}
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case 'messageVideo':
if (message.content.caption.text !== "") {
return simple ? qsTr("Video: %1").arg(message.content.caption.text) : enhanceMessageText(message.content.caption, ignoreEntities)
} else {
return simple ? (myself ? qsTr("sent a video", "myself") : qsTr("sent a video")) : "";
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}
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case 'messageVideoNote':
return simple ? (myself ? qsTr("sent a video note", "myself") : qsTr("sent a video note")) : "";
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case 'messageAnimation':
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if (message.content.caption.text !== "") {
return simple ? qsTr("Animation: %1").arg(message.content.caption.text) : enhanceMessageText(message.content.caption, ignoreEntities)
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} else {
return simple ? (myself ? qsTr("sent an animation", "myself") : qsTr("sent an animation")) : "";
}
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case 'messageAudio':
if (message.content.caption.text !== "") {
return simple ? qsTr("Audio: %1").arg(message.content.caption.text) : enhanceMessageText(message.content.caption, ignoreEntities)
} else {
return simple ? (myself ? qsTr("sent an audio", "myself") : qsTr("sent an audio")) : "";
}
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case 'messageVoiceNote':
if (message.content.caption.text !== "") {
return simple ? qsTr("Voice Note: %1").arg(message.content.caption.text) : enhanceMessageText(message.content.caption, ignoreEntities)
} else {
return simple ? (myself ? qsTr("sent a voice note", "myself") : qsTr("sent a voice note")) : "";
}
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case 'messageDocument':
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if (message.content.document.file_name !== "") {
return simple ? qsTr("Document: %1").arg(message.content.document.file_name) : (message.content.caption.text !== "" ? enhanceMessageText(message.content.caption, ignoreEntities) : "").trim();
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} else {
return simple ? (myself ? qsTr("sent a document", "myself") : qsTr("sent a document")) : "";
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}
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case 'messageLocation':
return simple ? (myself ? qsTr("sent a location", "myself") : qsTr("sent a location")) : "";
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case 'messageVenue':
return simple ? (myself ? qsTr("sent a venue", "myself") : qsTr("sent a venue")) : ( "<b>" + message.content.venue.title + "</b>, " + message.content.venue.address );
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case 'messageContactRegistered':
return myself ? qsTr("have registered with Telegram") : qsTr("has registered with Telegram");
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case 'messageChatJoinByLink':
return myself ? qsTr("joined this chat", "myself") : qsTr("joined this chat");
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case 'messageChatAddMembers':
if (message.sender_id['@type'] === "messageSenderUser" && message.sender_id.user_id === message.content.member_user_ids[0]) {
return myself ? qsTr("were added to this chat", "myself") : qsTr("was added to this chat");
} else {
var addedUserNames = "";
for (var i = 0; i < message.content.member_user_ids.length; i++) {
if (i > 0) {
addedUserNames += ", ";
}
addedUserNames += getUserName(tdLibWrapper.getUserInformation(message.content.member_user_ids[i]));
}
return myself ? qsTr("have added %1 to the chat", "myself").arg(addedUserNames) : qsTr("has added %1 to the chat").arg(addedUserNames);
}
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case 'messageChatDeleteMember':
if (message.sender_id['@type'] === "messageSenderUser" && message.sender_id.user_id === message.content.user_id) {
return myself ? qsTr("left this chat", "myself") : qsTr("left this chat");
} else {
return myself ? qsTr("have removed %1 from the chat", "myself").arg(getUserName(tdLibWrapper.getUserInformation(message.content.user_id))) : qsTr("has removed %1 from the chat").arg(getUserName(tdLibWrapper.getUserInformation(message.content.user_id)));
}
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case 'messageChatChangeTitle':
return myself ? qsTr("changed the chat title to %1", "myself").arg(message.content.title) : qsTr("changed the chat title to %1").arg(message.content.title);
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case 'messagePoll':
if (message.content.poll.type['@type'] === "pollTypeQuiz") {
if (message.content.poll.is_anonymous) {
return simple ? (myself ? qsTr("sent an anonymous quiz", "myself") : qsTr("sent an anonymous quiz")) : ("<b>" + qsTr("Anonymous Quiz") + "</b>");
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}
return simple ? (myself ? qsTr("sent a quiz", "myself") : qsTr("sent a quiz")) : ("<b>" + qsTr("Quiz") + "</b>");
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}
if (message.content.poll.is_anonymous) {
return simple ? (myself ? qsTr("sent an anonymous poll", "myself") : qsTr("sent an anonymous poll")) : ("<b>" + qsTr("Anonymous Poll") + "</b>");
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}
return simple ? (myself ? qsTr("sent a poll", "myself") : qsTr("sent a poll")) : ("<b>" + qsTr("Poll") + "</b>");
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case 'messageBasicGroupChatCreate':
case 'messageSupergroupChatCreate':
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return myself ? qsTr("created this group", "myself") : qsTr("created this group");
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case 'messageChatChangePhoto':
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return myself ? qsTr("changed the chat photo", "myself") : qsTr("changed the chat photo");
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case 'messageChatDeletePhoto':
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return myself ? qsTr("deleted the chat photo", "myself") : qsTr("deleted the chat photo");
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case 'messageChatSetTtl':
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return myself ? qsTr("changed the secret chat TTL setting", "myself; TTL = Time To Live") : qsTr("changed the secret chat TTL setting", "TTL = Time To Live");
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case 'messageChatUpgradeFrom':
case 'messageChatUpgradeTo':
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return myself ? qsTr("upgraded this group to a supergroup", "myself") : qsTr("upgraded this group to a supergroup");
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case 'messageCustomServiceAction':
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return message.content.text;
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case 'messagePinMessage':
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return myself ? qsTr("changed the pinned message", "myself") : qsTr("changed the pinned message");
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case 'messageExpiredPhoto':
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return myself ? qsTr("sent a self-destructing photo that is expired", "myself") : qsTr("sent a self-destructing photo that is expired");
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case 'messageExpiredVideo':
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return myself ? qsTr("sent a self-destructing video that is expired", "myself") : qsTr("sent a self-destructing video that is expired");
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case 'messageScreenshotTaken':
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return myself ? qsTr("created a screenshot in this chat", "myself") : qsTr("created a screenshot in this chat");
case 'messageGame':
return simple ? (myself ? qsTr("sent a game", "myself") : qsTr("sent a game")) : "";
case 'messageGameScore':
return myself ? qsTr("scored %Ln points", "myself", message.content.score) : qsTr("scored %Ln points", "myself", message.content.score);
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case 'messageUnsupported':
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return myself ? qsTr("sent an unsupported message", "myself") : qsTr("sent an unsupported message");
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default:
return myself ? qsTr("sent an unsupported message: %1", "myself; %1 is message type").arg(message.content['@type'].substring(7)) : qsTr("sent an unsupported message: %1", "%1 is message type").arg(message.content['@type'].substring(7));
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}
}
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function getChatPartnerStatusText(statusType, was_online) {
switch(statusType) {
case "userStatusEmpty":
return qsTr("was never online");
case "userStatusLastMonth":
return qsTr("last online: last month");
case "userStatusLastWeek":
return qsTr("last online: last week");
case "userStatusOffline":
return qsTr("last online: %1").arg(getDateTimeElapsed(was_online));
case "userStatusOnline":
return qsTr("online");
case "userStatusRecently":
return qsTr("was recently online");
}
}
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function getSecretChatStatus(secretChatDetails) {
switch (secretChatDetails.state["@type"]) {
case "secretChatStateClosed":
return "<b>" + qsTr("Closed!") + "</b>";
case "secretChatStatePending":
return qsTr("Pending acknowledgement");
case "secretChatStateReady":
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return "";
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}
}
function getChatMemberStatusText(statusType) {
switch(statusType) {
case "chatMemberStatusAdministrator":
return qsTr("Admin", "channel user role");
case "chatMemberStatusBanned":
return qsTr("Banned", "channel user role");
case "chatMemberStatusCreator":
return qsTr("Creator", "channel user role");
case "chatMemberStatusRestricted":
return qsTr("Restricted", "channel user role");
case "chatMemberStatusLeft":
case "chatMemberStatusMember":
return ""
}
return statusType || "";
}
function getShortenedCount(count) {
if (count >= 1000000) {
return qsTr("%1M").arg((count / 1000000).toLocaleString(Qt.locale(), 'f', 0));
} else if (count >= 1000 ) {
return qsTr("%1K").arg((count / 1000).toLocaleString(Qt.locale(), 'f', 0));
} else {
return count;
}
}
function getDateTimeElapsed(timestamp) {
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return Silica.Format.formatDate(new Date(timestamp * 1000), Silica.Formatter.DurationElapsed);
}
function getDateTimeTranslated(timestamp) {
return new Date(timestamp * 1000).toLocaleString();
}
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function getDateTimeTimepoint(timestamp) {
return Silica.Format.formatDate(new Date(timestamp * 1000), Silica.Formatter.TimepointRelative);
}
function handleHtmlEntity(messageText, messageInsertions, originalString, replacementString) {
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var nextIndex = -1;
while ((nextIndex = messageText.indexOf(originalString, nextIndex + 1)) > -1) {
messageInsertions.push({ offset: nextIndex, insertionString: replacementString, removeLength: originalString.length });
}
}
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var rawNewLineRegExp = /\r?\n/g;
var ampRegExp = /&/g;
var ltRegExp = /</g;
var gtRegExp = />/g;
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function enhanceHtmlEntities(simpleText) {
return simpleText.replace(ampRegExp, "&amp;").replace(ltRegExp, "&lt;").replace(gtRegExp, "&gt;");//.replace(rawNewLineRegExp, "<br>");
}
function messageInsertionSorter(a, b) {
if ((b.offset + b.removeLength) > (a.offset + a.removeLength)) {
return 1;
}
if ((b.offset + b.removeLength) < (a.offset + a.removeLength)) {
return -1;
}
return b.offset - a.offset;
}
function enhanceMessageText(formattedText, ignoreEntities) {
var messageInsertions = [];
var messageText = formattedText.text;
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var entity;
if (ignoreEntities) {
return messageText;
}
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if(formattedText.entities.length === 0) {
return messageText.replace(ampRegExp, "&amp;").replace(ltRegExp, "&lt;").replace(gtRegExp, "&gt;").replace(rawNewLineRegExp, "<br>");
}
for (var i = 0; i < formattedText.entities.length; i++) {
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entity = formattedText.entities[i];
if (entity['@type'] !== "textEntity") {
continue;
}
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switch(entity.type['@type']) {
case "textEntityTypeBold":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<b>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</b>", removeLength: 0 }
);
break;
case "textEntityTypeUrl":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"" + messageText.substring(entity.offset, ( entity.offset + entity.length )) + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypeCode":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<pre>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</pre>", removeLength: 0 }
);
break;
case "textEntityTypeEmailAddress":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"mailto:" + messageText.substring(entity.offset, ( entity.offset + entity.length )) + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypeItalic":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<i>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</i>", removeLength: 0 }
);
break;
case "textEntityTypeStrikethrough":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<s>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</s>", removeLength: 0 }
);
break;
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case "textEntityTypeMention":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"user://" + messageText.substring(entity.offset, ( entity.offset + entity.length )) + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypeMentionName":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"userId://" + entity.type.user_id + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypePhoneNumber":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"tel:" + messageText.substring(entity.offset, ( entity.offset + entity.length )) + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypePre":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<pre>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</pre>", removeLength: 0 }
);
break;
case "textEntityTypePreCode":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<pre>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</pre>", removeLength: 0 }
);
break;
case "textEntityTypeTextUrl":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"" + entity.type.url + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
case "textEntityTypeUnderline":
messageInsertions.push(
{ offset: entity.offset, insertionString: "<u>", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</u>", removeLength: 0 }
);
break;
case "textEntityTypeBotCommand":
var command = messageText.substring(entity.offset, entity.offset + entity.length);
messageInsertions.push(
{ offset: entity.offset, insertionString: "<a href=\"botCommand://" + command + "\">", removeLength: 0 },
{ offset: (entity.offset + entity.length), insertionString: "</a>", removeLength: 0 }
);
break;
}
}
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if(messageInsertions.length === 0) {
return messageText.replace(ampRegExp, "&amp;").replace(ltRegExp, "&lt;").replace(gtRegExp, "&gt;").replace(rawNewLineRegExp, "<br>");
}
handleHtmlEntity(messageText, messageInsertions, "&", "&amp;");
handleHtmlEntity(messageText, messageInsertions, "<", "&lt;");
handleHtmlEntity(messageText, messageInsertions, ">", "&gt;");
messageInsertions.sort(messageInsertionSorter);
for (var z = 0; z < messageInsertions.length; z++) {
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messageText = messageText.substring(0, messageInsertions[z].offset)
+ messageInsertions[z].insertionString
+ messageText.substring(messageInsertions[z].offset + messageInsertions[z].removeLength);
}
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messageText = messageText.replace(rawNewLineRegExp, "<br>");
return messageText;
}
function handleTMeLink(link, usedPrefix) {
if (link.indexOf("joinchat") !== -1) {
Debug.log("Joining Chat: ", link);
tdLibWrapper.joinChatByInviteLink(link);
// Do the necessary stuff to open the chat if successful
// Fail with nice error message if it doesn't work
} else if (link.indexOf("/+") !== -1) {
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// Can't handle t.me/+... links directly, try to parse the Telegram page...
tdLibWrapper.getPageSource(link);
} else {
Debug.log("Search public chat: ", link.substring(usedPrefix.length));
tdLibWrapper.searchPublicChat(link.substring(usedPrefix.length), true);
// Check responses for updateBasicGroup or updateSupergroup
// Fire createBasicGroupChat or createSupergroupChat
// Do the necessary stuff to open the chat
// Fail with nice error message if chat can't be found
}
}
function handleLink(link) {
var tMePrefix = tdLibWrapper.getOptionString("t_me_url");
var tMePrefixHttp = tMePrefix.replace('https', 'http');
// Checking if we have a direct message link...
Debug.log("URL open requested: " + link);
if ( (link.indexOf(tMePrefix) === 0 && link.substring(tMePrefix.length).indexOf("/") > 0) ||
(link.indexOf(tMePrefixHttp) === 0 && link.substring(tMePrefixHttp.length).indexOf("/") > 0) ||
link.indexOf("tg://privatepost") === 0 ||
( link.indexOf("tg://resolve") === 0 && link.indexOf("post") > 0 ) ) {
Debug.log("Using message link info for: " + link);
tdLibWrapper.getMessageLinkInfo(link, "openDirectly");
return;
}
Debug.log("Trying to parse link ourselves: " + link);
if (link.indexOf("user://") === 0) {
var userName = link.substring(8);
var userInformation = tdLibWrapper.getUserInformationByName(userName);
if (typeof userInformation.id === "undefined") {
appNotification.show(qsTr("Unable to find user %1").arg(userName));
} else {
tdLibWrapper.createPrivateChat(userInformation.id, "openDirectly");
}
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} else if (link.indexOf("userId://") === 0) {
tdLibWrapper.createPrivateChat(link.substring(9), "openDirectly");
} else if (link.indexOf("tg://") === 0) {
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Debug.log("Special TG link: ", link);
if (link.indexOf("tg://join?invite=") === 0) {
tdLibWrapper.joinChatByInviteLink(tMePrefix + "joinchat/" + link.substring(17));
} else if (link.indexOf("tg://resolve?domain=") === 0) {
tdLibWrapper.searchPublicChat(link.substring(20), true);
}
} else if (link.indexOf("botCommand://") === 0) { // this gets returned to send on ChatPage
return link.substring(13);
} else {
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if (link.indexOf(tMePrefix) === 0) {
handleTMeLink(link, tMePrefix);
} else if (link.indexOf(tMePrefixHttp) === 0) {
handleTMeLink(link, tMePrefixHttp);
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} else {
Qt.openUrlExternally(link);
}
}
}
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function getVideoHeight(videoWidth, videoData) {
if (typeof videoData !== "undefined") {
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if (videoData.height === 0) {
return videoWidth;
} else {
var aspectRatio = videoData.height / videoData.width;
return Math.round(videoWidth * aspectRatio);
}
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} else {
return 1;
}
}
function replaceUrlsWithLinks(string) {
return string.replace(/((\w+):\/\/[\w?=&.\/-;#~%-]+(?![\w\s?&.\/;#~%"=-]*>))/g, "<a href=\"$1\">$1</a>");
}
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function sortMessagesArrayByDate(messages) {
messages.sort(function(a, b) {
return a.date - b.date;
});
}
function getMessagesArrayIds(messages) {
sortMessagesArrayByDate(messages);
return messages.map(function(message){return message.id.toString()});
}
function getMessagesArrayText(messages) {
sortMessagesArrayByDate(messages);
var lastSenderName = "";
var lines = [];
for(var i = 0; i < messages.length; i += 1) {
var senderName = getUserName(tdLibWrapper.getUserInformation(messages[i].sender_id.user_id));
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if(senderName !== lastSenderName) {
lines.push(senderName);
}
lastSenderName = senderName;
lines.push(getMessageText(messages[i], true, tdLibWrapper.getUserInformation().id, false));
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lines.push("");
}
return lines.join("\n");
}
function handleErrorMessage(code, message) {
if (code === 404 || (code === 400 && message === "USERNAME_INVALID")) {
// Silently ignore
// - 404 Not Found messages (occur sometimes, without clear context...)
// - searchPublicChat messages for "invalid" inline queries
return;
}
if (message === "USER_ALREADY_PARTICIPANT") {
appNotification.show(qsTr("You are already a member of this chat."));
} else {
appNotification.show(message);
}
}
function getMessagesNeededForwardPermissions(messages) {
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var neededPermissions = ["can_send_messages"]
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var mediaMessageTypes = ["messageAudio", "messageDocument", "messagePhoto", "messageVideo", "messageVideoNote", "messageVoiceNote"]
var otherMessageTypes = ["messageAnimation", "messageGame", "messageSticker"]
for(var i = 0; i < messages.length && neededPermissions.length < 3; i += 1) {
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var type = messages[i]["content"]["@type"]
var permission = ""
if(type === "messageText") {
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continue
} else if(type === "messagePoll") {
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permission = "can_send_polls"
} else if(mediaMessageTypes.indexOf(type) > -1) {
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permission = "can_send_media_messages"
} else if(otherMessageTypes.indexOf(type) > -1) {
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permission = "can_send_other_messages"
}
if(permission !== "" && neededPermissions.indexOf(permission) === -1) {
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neededPermissions.push(permission)
}
}
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return neededPermissions
}
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function isWidescreen(appWindow) {
return (appWindow.deviceOrientation & Silica.Orientation.LandscapeMask) || Silica.Screen.sizeCategory === Silica.Screen.Large || Silica.Screen.sizeCategory === Silica.Screen.ExtraLarge
}