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M_Viper
2025-12-21 15:19:03 +00:00
parent a89785a5c8
commit 7f7a59f54f
1 changed files with 557 additions and 395 deletions
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inject.js
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@@ -1,396 +1,558 @@
(function () {
const scriptElement = document.currentScript;
const extensionId = scriptElement ? scriptElement.getAttribute("data-extension-id") : null;
console.log('inject.js running, extensionId=', extensionId);
// Empfang von "downloadRequested" (kommt vom content script)
document.addEventListener("downloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
let r = e.detail.version;
let o = e.detail.clientId;
let n = e.detail.locale;
tel_download_video(t, l, r, o, n);
} catch (err) {
console.error('Error in downloadRequested handler', err);
}
});
document.addEventListener("imageDownloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
tel_download_image(t, l);
} catch (err) {
console.error('Error in imageDownloadRequested handler', err);
}
});
// Hilfsfunktion: progress-bar-container
function ensureProgressContainer() {
let container = document.getElementById("tel-downloader-progress-bar-container");
if (!container) {
container = document.createElement("div");
container.id = "tel-downloader-progress-bar-container";
container.style.position = "fixed";
container.style.bottom = "0";
container.style.right = "0";
container.style.display = "flex";
container.style.flexDirection = "column";
container.style.gap = "0.4rem";
container.style.padding = "0.4rem";
container.style.zIndex = "1600";
document.body.appendChild(container);
}
return container;
}
const createProgressBar = (id, filename) => {
const dark = document.querySelector("html")?.classList?.contains("night") ||
document.querySelector("html")?.classList?.contains("theme-dark");
const container = ensureProgressContainer();
container.style.zIndex = location.pathname.startsWith("/k/") ? "4" : "1600";
const n = document.createElement("div");
n.id = "tel-downloader-progress-" + id;
n.style.width = "20rem";
n.style.marginTop = "0.4rem";
n.style.padding = "0.6rem";
n.style.backgroundColor = dark ? "rgba(0,0,0,0.6)" : "rgba(0,0,0,0.3)";
n.style.borderRadius = "8px";
n.style.boxShadow = "0 4px 12px rgba(0,0,0,0.2)";
n.style.color = "white";
n.style.fontFamily = "sans-serif";
const s = document.createElement("div");
s.style.display = "flex";
s.style.justifyContent = "space-between";
s.style.alignItems = "center";
const i = document.createElement("p");
i.className = "filename";
i.style.margin = 0;
i.style.color = "white";
i.style.fontSize = "0.9rem";
i.style.overflow = "hidden";
i.style.textOverflow = "ellipsis";
i.style.whiteSpace = "nowrap";
i.innerText = filename || "video";
const d = document.createElement("div");
d.style.cursor = "pointer";
d.style.fontSize = "1.2rem";
d.style.color = dark ? "#8a8a8a" : "white";
d.innerHTML = "×";
d.onclick = function() {
if (n.parentElement) n.parentElement.removeChild(n);
};
const a = document.createElement("div");
a.className = "progress";
a.style.backgroundColor = "#e2e2e2";
a.style.position = "relative";
a.style.width = "100%";
a.style.height = "1.6rem";
a.style.borderRadius = "2rem";
a.style.overflow = "hidden";
a.style.marginTop = "0.6rem";
const c = document.createElement("p");
c.style.position = "absolute";
c.style.zIndex = 5;
c.style.left = "50%";
c.style.top = "50%";
c.style.transform = "translate(-50%, -50%)";
c.style.margin = 0;
c.style.color = "black";
c.style.fontSize = "0.85rem";
c.innerText = "0%";
const p = document.createElement("div");
p.style.position = "absolute";
p.style.height = "100%";
p.style.width = "0%";
p.style.backgroundColor = "#3390ec";
p.style.left = "0";
p.style.top = "0";
a.appendChild(c);
a.appendChild(p);
s.appendChild(i);
s.appendChild(d);
n.appendChild(s);
n.appendChild(a);
container.appendChild(n);
};
const updateProgress = (id, filename, percent) => {
let r = document.getElementById("tel-downloader-progress-" + id);
if (!r) return;
const fname = filename || r.querySelector("p.filename")?.innerText || "video";
r.querySelector("p.filename").innerText = fname;
const prog = r.querySelector("div.progress");
if (!prog) return;
const txt = prog.querySelector("p");
const bar = prog.querySelector("div");
if (txt) txt.innerText = (percent || 0) + "%";
if (bar) bar.style.width = (percent || 0) + "%";
};
const completeProgress = (id, clientId, filename, version, locale) => {
let n = document.getElementById("tel-downloader-progress-" + id);
if (!n) return;
let prog = n.querySelector("div.progress");
if (prog) {
let txt = prog.querySelector("p");
if (txt) txt.innerText = "Completed";
let bar = prog.querySelector("div");
if (bar) {
bar.style.backgroundColor = "#40DCA5";
bar.style.width = "100%";
}
}
document.dispatchEvent(new CustomEvent('telDownloaderCompleted', {
detail: {
extensionId: extensionId,
action: "videoProgressCompleted",
videoId: id,
clientId: clientId,
name: filename,
version: version,
locale: locale
}
}));
};
const AbortProgress = id => {
let t = document.getElementById("tel-downloader-progress-" + id);
if (!t) return;
let prog = t.querySelector("div.progress");
let txt = prog?.querySelector("p");
if (txt) {
txt.innerText = "Download failed. Try again";
txt.style.fontSize = "12px";
}
let bar = prog?.querySelector("div");
if (bar) {
bar.style.backgroundColor = "#D16666";
bar.style.width = "100%";
}
};
// Filename helper
function sanitizeFilenamePreserveFriendly(name) {
if (!name) return 'video';
return name.toString().replace(/[\/\\\?\%\*\:\|\"\<\>]/g, "_").trim();
}
// Download-Funktion mit automatischem Dateinamen - OPTIMIERT FÜR GESCHWINDIGKEIT
function tel_download_video(e, t, l, r, o) {
if (!e) {
console.error('No url provided to tel_download_video');
return;
}
let baseName = sanitizeFilenamePreserveFriendly(t || 'video');
const hasExt = /\.\w{1,5}$/.test(baseName);
const id = (Math.random() + 1).toString(36).substring(2, 10) + "_" + Date.now().toString();
const finishDownload = (blob, finalName) => {
try {
const url = URL.createObjectURL(blob);
const link = document.createElement("a");
document.body.appendChild(link);
link.href = url;
link.download = finalName;
link.click();
document.body.removeChild(link);
setTimeout(() => URL.revokeObjectURL(url), 2000);
} catch (err) {
console.error('Error finishing download', err);
AbortProgress(id);
}
};
createProgressBar(id, baseName + (hasExt ? '' : '.mp4'));
updateProgress(id, baseName + (hasExt ? '' : '.mp4'), 0);
// GESCHWINDIGKEITS-OPTIMIERUNG: Größere Chunks + parallele Downloads
const chunkSize = 10 * 1024 * 1024; // 10MB chunks (statt 1MB)
const maxParallel = 3; // 3 parallele Downloads
let chunks = [];
let totalSize = null;
let detectedExt = "mp4";
let activeDownloads = 0;
let downloadComplete = false;
// Zuerst: Hole die Gesamtgröße
fetch(e, {
method: "HEAD",
credentials: "include"
}).then(res => {
const contentLength = res.headers.get("Content-Length");
const contentType = res.headers.get("Content-Type") || "";
const mime = contentType.split(";")[0] || "";
if (mime.startsWith("video/")) {
detectedExt = mime.split("/")[1] || detectedExt;
}
if (contentLength) {
totalSize = parseInt(contentLength, 10);
console.log('Total file size:', (totalSize / 1024 / 1024).toFixed(2), 'MB');
// Berechne wie viele Chunks wir brauchen
const numChunks = Math.ceil(totalSize / chunkSize);
chunks = new Array(numChunks).fill(null);
// Starte parallele Downloads
for (let i = 0; i < Math.min(maxParallel, numChunks); i++) {
downloadChunk(i);
}
} else {
// Fallback: sequentieller Download ohne Größeninfo
sequentialDownload();
}
}).catch(err => {
console.warn('HEAD request failed, using sequential download');
sequentialDownload();
});
function downloadChunk(chunkIndex) {
if (downloadComplete || chunkIndex >= chunks.length) return;
activeDownloads++;
const start = chunkIndex * chunkSize;
const end = Math.min(start + chunkSize - 1, totalSize - 1);
fetch(e, {
method: "GET",
headers: { Range: `bytes=${start}-${end}` },
credentials: "include"
}).then(res => {
if (![200, 206].includes(res.status)) {
throw Error("Non 200/206 response: " + res.status);
}
return res.blob();
}).then(blob => {
chunks[chunkIndex] = blob;
activeDownloads--;
// Update Progress
const downloaded = chunks.filter(c => c !== null).length;
const percent = Math.round(100 * downloaded / chunks.length);
updateProgress(id, baseName + (hasExt ? "" : "." + detectedExt), percent);
// Check ob fertig
if (chunks.every(c => c !== null)) {
downloadComplete = true;
const finalName = hasExt ? baseName : (baseName + "." + detectedExt);
const merged = new Blob(chunks, { type: "video/" + detectedExt });
finishDownload(merged, finalName);
completeProgress(id, r, finalName, l, o);
} else {
// Starte nächsten Chunk
const nextChunk = chunks.findIndex(c => c === null);
if (nextChunk !== -1) {
downloadChunk(nextChunk);
}
}
}).catch(err => {
console.error('Chunk download error:', err);
activeDownloads--;
// Retry nach kurzer Pause
setTimeout(() => downloadChunk(chunkIndex), 500);
});
}
function sequentialDownload() {
// Fallback: Sequentieller Download für Server ohne Range-Support
let blobs = [], s = 0;
const rangedFetch = () => {
fetch(e, {
method: "GET",
headers: { Range: `bytes=${s}-` },
credentials: "include"
}).then(res2 => {
if (![200, 206].includes(res2.status)) {
throw Error("Non 200/206 response: " + res2.status);
}
const contentType2 = res2.headers.get("Content-Type") || "";
const mime2 = contentType2.split(";")[0] || "";
if (mime2.startsWith("video/")) {
detectedExt = mime2.split("/")[1] || detectedExt;
}
const cr = res2.headers.get("Content-Range");
if (cr) {
const match = cr.match(/^bytes (\d+)-(\d+)\/(\d+)$/);
if (match) {
const start = parseInt(match[1], 10);
const end = parseInt(match[2], 10);
const total = parseInt(match[3], 10);
s = end + 1;
totalSize = total;
const percent = Math.min(100, Math.round(100 * s / totalSize));
updateProgress(id, baseName + (hasExt ? "" : "." + detectedExt), percent);
}
} else if (res2.status === 200) {
const contentLength = res2.headers.get("Content-Length");
if (contentLength) {
totalSize = parseInt(contentLength, 10);
}
}
return res2.blob();
}).then(chunkBlob => {
blobs.push(chunkBlob);
if (totalSize && s >= totalSize) {
const finalName = hasExt ? baseName : (baseName + "." + detectedExt);
const merged = new Blob(blobs, { type: "video/" + detectedExt });
finishDownload(merged, finalName);
completeProgress(id, r, finalName, l, o);
} else {
setTimeout(rangedFetch, 10);
}
}).catch(err2 => {
console.error('Sequential download error', err2);
AbortProgress(id);
});
};
rangedFetch();
}
}
const tel_download_image = (src, suggestedName) => {
try {
const safe = sanitizeFilenamePreserveFriendly(suggestedName || 'image') + "_" + Date.now() + ".jpg";
const a = document.createElement("a");
document.body.appendChild(a);
a.href = src;
a.download = safe;
a.click();
document.body.removeChild(a);
} catch (err) {
console.error('tel_download_image error', err);
}
};
window.telDownloader = {
startVideo: tel_download_video,
startImage: tel_download_image
};
(function () {
const scriptElement = document.currentScript;
const extensionId = scriptElement ? scriptElement.getAttribute("data-extension-id") : null;
console.log('inject.js running, extensionId=', extensionId);
// Empfang von "downloadRequested" (kommt vom content script)
document.addEventListener("downloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
let r = e.detail.version;
let o = e.detail.clientId;
let n = e.detail.locale;
tel_download_video(t, l, r, o, n);
} catch (err) {
console.error('Error in downloadRequested handler', err);
}
});
document.addEventListener("imageDownloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
tel_download_image(t, l);
} catch (err) {
console.error('Error in imageDownloadRequested handler', err);
}
});
document.addEventListener("audioDownloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
tel_download_audio(t, l);
} catch (err) {
console.error('Error in audioDownloadRequested handler', err);
}
});
document.addEventListener("documentDownloadRequested", function(e) {
try {
let t = e.detail.url;
let l = e.detail.name;
tel_download_document(t, l);
} catch (err) {
console.error('Error in documentDownloadRequested handler', err);
}
});
// Hilfsfunktion: progress-bar-container
function ensureProgressContainer() {
let container = document.getElementById("tel-downloader-progress-bar-container");
if (!container) {
container = document.createElement("div");
container.id = "tel-downloader-progress-bar-container";
container.style.position = "fixed";
container.style.bottom = "0";
container.style.right = "0";
container.style.display = "flex";
container.style.flexDirection = "column";
container.style.gap = "0.4rem";
container.style.padding = "0.4rem";
container.style.zIndex = "1600";
document.body.appendChild(container);
}
return container;
}
const createProgressBar = (id, filename) => {
const dark = document.querySelector("html")?.classList?.contains("night") ||
document.querySelector("html")?.classList?.contains("theme-dark");
const container = ensureProgressContainer();
container.style.zIndex = location.pathname.startsWith("/k/") ? "4" : "1600";
const n = document.createElement("div");
n.id = "tel-downloader-progress-" + id;
n.style.width = "20rem";
n.style.marginTop = "0.4rem";
n.style.padding = "0.6rem";
n.style.backgroundColor = dark ? "rgba(0,0,0,0.6)" : "rgba(0,0,0,0.3)";
n.style.borderRadius = "8px";
n.style.boxShadow = "0 4px 12px rgba(0,0,0,0.2)";
n.style.color = "white";
n.style.fontFamily = "sans-serif";
const s = document.createElement("div");
s.style.display = "flex";
s.style.justifyContent = "space-between";
s.style.alignItems = "center";
const i = document.createElement("p");
i.className = "filename";
i.style.margin = 0;
i.style.color = "white";
i.style.fontSize = "0.9rem";
i.style.overflow = "hidden";
i.style.textOverflow = "ellipsis";
i.style.whiteSpace = "nowrap";
i.innerText = filename || "video";
const d = document.createElement("div");
d.style.cursor = "pointer";
d.style.fontSize = "1.2rem";
d.style.color = dark ? "#8a8a8a" : "white";
d.innerHTML = "×";
d.onclick = function() {
if (n.parentElement) n.parentElement.removeChild(n);
};
const a = document.createElement("div");
a.className = "progress";
a.style.backgroundColor = "#e2e2e2";
a.style.position = "relative";
a.style.width = "100%";
a.style.height = "1.6rem";
a.style.borderRadius = "2rem";
a.style.overflow = "hidden";
a.style.marginTop = "0.6rem";
const c = document.createElement("p");
c.style.position = "absolute";
c.style.zIndex = 5;
c.style.left = "50%";
c.style.top = "50%";
c.style.transform = "translate(-50%, -50%)";
c.style.margin = 0;
c.style.color = "black";
c.style.fontSize = "0.85rem";
c.innerText = "0%";
const p = document.createElement("div");
p.style.position = "absolute";
p.style.height = "100%";
p.style.width = "0%";
p.style.backgroundColor = "#3390ec";
p.style.left = "0";
p.style.top = "0";
a.appendChild(c);
a.appendChild(p);
s.appendChild(i);
s.appendChild(d);
n.appendChild(s);
n.appendChild(a);
container.appendChild(n);
};
const updateProgress = (id, filename, percent) => {
let r = document.getElementById("tel-downloader-progress-" + id);
if (!r) return;
const fname = filename || r.querySelector("p.filename")?.innerText || "video";
r.querySelector("p.filename").innerText = fname;
const prog = r.querySelector("div.progress");
if (!prog) return;
const txt = prog.querySelector("p");
const bar = prog.querySelector("div");
if (txt) txt.innerText = (percent || 0) + "%";
if (bar) bar.style.width = (percent || 0) + "%";
};
const completeProgress = (id, clientId, filename, version, locale) => {
let n = document.getElementById("tel-downloader-progress-" + id);
if (!n) return;
let prog = n.querySelector("div.progress");
if (prog) {
let txt = prog.querySelector("p");
if (txt) txt.innerText = "Completed";
let bar = prog.querySelector("div");
if (bar) {
bar.style.backgroundColor = "#40DCA5";
bar.style.width = "100%";
}
}
document.dispatchEvent(new CustomEvent('telDownloaderCompleted', {
detail: {
extensionId: extensionId,
action: "videoProgressCompleted",
videoId: id,
clientId: clientId,
name: filename,
version: version,
locale: locale
}
}));
};
const AbortProgress = id => {
let t = document.getElementById("tel-downloader-progress-" + id);
if (!t) return;
let prog = t.querySelector("div.progress");
let txt = prog?.querySelector("p");
if (txt) {
txt.innerText = "Download failed. Try again";
txt.style.fontSize = "12px";
}
let bar = prog?.querySelector("div");
if (bar) {
bar.style.backgroundColor = "#D16666";
bar.style.width = "100%";
}
};
// Filename helper
function sanitizeFilenamePreserveFriendly(name) {
if (!name) return 'video';
return name.toString().replace(/[\/\\\?\%\*\:\|\"\<\>]/g, "_").trim();
}
// Download-Funktion mit automatischem Dateinamen - OPTIMIERT FÜR GESCHWINDIGKEIT
function tel_download_video(e, t, l, r, o) {
if (!e) {
console.error('No url provided to tel_download_video');
return;
}
let baseName = sanitizeFilenamePreserveFriendly(t || 'video');
const hasExt = /\.\w{1,5}$/.test(baseName);
const id = (Math.random() + 1).toString(36).substring(2, 10) + "_" + Date.now().toString();
const finishDownload = (blob, finalName) => {
try {
const url = URL.createObjectURL(blob);
const link = document.createElement("a");
document.body.appendChild(link);
link.href = url;
link.download = finalName;
link.click();
document.body.removeChild(link);
setTimeout(() => URL.revokeObjectURL(url), 2000);
} catch (err) {
console.error('Error finishing download', err);
AbortProgress(id);
}
};
createProgressBar(id, baseName + (hasExt ? '' : '.mp4'));
updateProgress(id, baseName + (hasExt ? '' : '.mp4'), 0);
// GESCHWINDIGKEITS-OPTIMIERUNG: Größere Chunks + parallele Downloads
const chunkSize = 10 * 1024 * 1024; // 10MB chunks (statt 1MB)
const maxParallel = 3; // 3 parallele Downloads
let chunks = [];
let totalSize = null;
let detectedExt = "mp4";
let activeDownloads = 0;
let downloadComplete = false;
// Zuerst: Hole die Gesamtgröße
fetch(e, {
method: "HEAD",
credentials: "include"
}).then(res => {
const contentLength = res.headers.get("Content-Length");
const contentType = res.headers.get("Content-Type") || "";
const mime = contentType.split(";")[0] || "";
if (mime.startsWith("video/")) {
detectedExt = mime.split("/")[1] || detectedExt;
}
if (contentLength) {
totalSize = parseInt(contentLength, 10);
console.log('Total file size:', (totalSize / 1024 / 1024).toFixed(2), 'MB');
// Berechne wie viele Chunks wir brauchen
const numChunks = Math.ceil(totalSize / chunkSize);
chunks = new Array(numChunks).fill(null);
// Starte parallele Downloads
for (let i = 0; i < Math.min(maxParallel, numChunks); i++) {
downloadChunk(i);
}
} else {
// Fallback: sequentieller Download ohne Größeninfo
sequentialDownload();
}
}).catch(err => {
console.warn('HEAD request failed, using sequential download');
sequentialDownload();
});
function downloadChunk(chunkIndex) {
if (downloadComplete || chunkIndex >= chunks.length) return;
activeDownloads++;
const start = chunkIndex * chunkSize;
const end = Math.min(start + chunkSize - 1, totalSize - 1);
fetch(e, {
method: "GET",
headers: { Range: `bytes=${start}-${end}` },
credentials: "include"
}).then(res => {
if (![200, 206].includes(res.status)) {
throw Error("Non 200/206 response: " + res.status);
}
return res.blob();
}).then(blob => {
chunks[chunkIndex] = blob;
activeDownloads--;
// Update Progress
const downloaded = chunks.filter(c => c !== null).length;
const percent = Math.round(100 * downloaded / chunks.length);
updateProgress(id, baseName + (hasExt ? "" : "." + detectedExt), percent);
// Check ob fertig
if (chunks.every(c => c !== null)) {
downloadComplete = true;
const finalName = hasExt ? baseName : (baseName + "." + detectedExt);
const merged = new Blob(chunks, { type: "video/" + detectedExt });
finishDownload(merged, finalName);
completeProgress(id, r, finalName, l, o);
} else {
// Starte nächsten Chunk
const nextChunk = chunks.findIndex(c => c === null);
if (nextChunk !== -1) {
downloadChunk(nextChunk);
}
}
}).catch(err => {
console.error('Chunk download error:', err);
activeDownloads--;
// Retry nach kurzer Pause
setTimeout(() => downloadChunk(chunkIndex), 500);
});
}
function sequentialDownload() {
// Fallback: Sequentieller Download für Server ohne Range-Support
let blobs = [], s = 0;
const rangedFetch = () => {
fetch(e, {
method: "GET",
headers: { Range: `bytes=${s}-` },
credentials: "include"
}).then(res2 => {
if (![200, 206].includes(res2.status)) {
throw Error("Non 200/206 response: " + res2.status);
}
const contentType2 = res2.headers.get("Content-Type") || "";
const mime2 = contentType2.split(";")[0] || "";
if (mime2.startsWith("video/")) {
detectedExt = mime2.split("/")[1] || detectedExt;
}
const cr = res2.headers.get("Content-Range");
if (cr) {
const match = cr.match(/^bytes (\d+)-(\d+)\/(\d+)$/);
if (match) {
const start = parseInt(match[1], 10);
const end = parseInt(match[2], 10);
const total = parseInt(match[3], 10);
s = end + 1;
totalSize = total;
const percent = Math.min(100, Math.round(100 * s / totalSize));
updateProgress(id, baseName + (hasExt ? "" : "." + detectedExt), percent);
}
} else if (res2.status === 200) {
const contentLength = res2.headers.get("Content-Length");
if (contentLength) {
totalSize = parseInt(contentLength, 10);
}
}
return res2.blob();
}).then(chunkBlob => {
blobs.push(chunkBlob);
if (totalSize && s >= totalSize) {
const finalName = hasExt ? baseName : (baseName + "." + detectedExt);
const merged = new Blob(blobs, { type: "video/" + detectedExt });
finishDownload(merged, finalName);
completeProgress(id, r, finalName, l, o);
} else {
setTimeout(rangedFetch, 10);
}
}).catch(err2 => {
console.error('Sequential download error', err2);
AbortProgress(id);
});
};
rangedFetch();
}
}
const tel_download_image = (src, suggestedName) => {
try {
console.log('=== IMAGE DOWNLOAD START ===');
console.log('Image URL:', src);
console.log('Suggested name:', suggestedName);
const baseName = sanitizeFilenamePreserveFriendly(suggestedName || 'telegram_image');
const hasExt = /\.(jpg|jpeg|png|gif|webp)$/i.test(baseName);
const finalName = hasExt ? baseName : (baseName + '.jpg');
fetch(src, {
method: "GET",
credentials: "include"
}).then(res => {
if (!res.ok) throw new Error("Fetch failed: " + res.status);
// Detect image type
const contentType = res.headers.get("Content-Type") || "";
let ext = "jpg";
if (contentType.includes("png")) ext = "png";
else if (contentType.includes("gif")) ext = "gif";
else if (contentType.includes("webp")) ext = "webp";
const finalNameWithExt = hasExt ? baseName : (baseName + '.' + ext);
return res.blob().then(blob => {
const url = URL.createObjectURL(blob);
const a = document.createElement("a");
document.body.appendChild(a);
a.href = url;
a.download = finalNameWithExt;
a.click();
document.body.removeChild(a);
setTimeout(() => URL.revokeObjectURL(url), 2000);
console.log('Image downloaded:', finalNameWithExt);
});
}).catch(err => {
console.error('Image download error:', err);
alert('Bild-Download fehlgeschlagen. Versuche es erneut.');
});
} catch (err) {
console.error('tel_download_image error', err);
}
};
const tel_download_audio = (src, suggestedName) => {
try {
console.log('=== AUDIO DOWNLOAD START ===');
console.log('Audio URL:', src);
console.log('Suggested name:', suggestedName);
const baseName = sanitizeFilenamePreserveFriendly(suggestedName || 'telegram_audio');
const hasExt = /\.(mp3|ogg|wav|m4a|opus)$/i.test(baseName);
const id = (Math.random() + 1).toString(36).substring(2, 10) + "_" + Date.now().toString();
createProgressBar(id, baseName + (hasExt ? '' : '.mp3'));
updateProgress(id, baseName + (hasExt ? '' : '.mp3'), 0);
fetch(src, {
method: "GET",
credentials: "include"
}).then(res => {
if (!res.ok) throw new Error("Fetch failed: " + res.status);
const contentType = res.headers.get("Content-Type") || "";
let ext = "mp3";
if (contentType.includes("ogg")) ext = "ogg";
else if (contentType.includes("wav")) ext = "wav";
else if (contentType.includes("m4a")) ext = "m4a";
else if (contentType.includes("opus")) ext = "opus";
const finalName = hasExt ? baseName : (baseName + '.' + ext);
return res.blob().then(blob => {
const url = URL.createObjectURL(blob);
const a = document.createElement("a");
document.body.appendChild(a);
a.href = url;
a.download = finalName;
a.click();
document.body.removeChild(a);
setTimeout(() => URL.revokeObjectURL(url), 2000);
updateProgress(id, finalName, 100);
completeProgress(id, null, finalName, null, null);
console.log('Audio downloaded:', finalName);
});
}).catch(err => {
console.error('Audio download error:', err);
AbortProgress(id);
});
} catch (err) {
console.error('tel_download_audio error', err);
}
};
const tel_download_document = (src, suggestedName) => {
try {
console.log('=== DOCUMENT DOWNLOAD START ===');
console.log('Document URL:', src);
console.log('Suggested name:', suggestedName);
const baseName = sanitizeFilenamePreserveFriendly(suggestedName || 'telegram_file');
const hasExt = /\.\w{2,5}$/i.test(baseName);
const id = (Math.random() + 1).toString(36).substring(2, 10) + "_" + Date.now().toString();
createProgressBar(id, baseName);
updateProgress(id, baseName, 0);
fetch(src, {
method: "GET",
credentials: "include"
}).then(res => {
if (!res.ok) throw new Error("Fetch failed: " + res.status);
const contentType = res.headers.get("Content-Type") || "";
let ext = "";
// Erkenne Extension aus Content-Type
if (contentType.includes("zip")) ext = "zip";
else if (contentType.includes("rar")) ext = "rar";
else if (contentType.includes("pdf")) ext = "pdf";
else if (contentType.includes("msword")) ext = "doc";
else if (contentType.includes("spreadsheet")) ext = "xlsx";
else if (contentType.includes("audio/mpeg")) ext = "mp3";
else if (contentType.includes("audio/")) ext = "mp3";
const finalName = hasExt ? baseName : (baseName + (ext ? '.' + ext : ''));
return res.blob().then(blob => {
const url = URL.createObjectURL(blob);
const a = document.createElement("a");
document.body.appendChild(a);
a.href = url;
a.download = finalName;
a.click();
document.body.removeChild(a);
setTimeout(() => URL.revokeObjectURL(url), 2000);
updateProgress(id, finalName, 100);
completeProgress(id, null, finalName, null, null);
console.log('Document downloaded:', finalName);
});
}).catch(err => {
console.error('Document download error:', err);
AbortProgress(id);
});
} catch (err) {
console.error('tel_download_document error', err);
}
};
window.telDownloader = {
startVideo: tel_download_video,
startImage: tel_download_image,
startAudio: tel_download_audio,
startDocument: tel_download_document
};
})();