10 examples of 'jquery download image' in JavaScript

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67function downloadImage(location: DownloadFromWeb, callback: IDownloadCallback): void {
68 async.waterfall([
69 (next: IDownloadCallback) => {
70 // work out where to download the file to
71 tmp.file({ keep : true, discardDescriptor : true, prefix : 'dl-', postfix : '.png' }, (err, tmppath) => {
72 next(err, tmppath);
73 });
74 },
75 (tmpFilePath: string, next: IDownloadCallback) => {
76 runResizeFunction({ url : location.url })
77 .then((response) => {
78 if (response.statusCode !== 200) {
79 const errWithLocation: any = new Error(response.body.error) as unknown;
80 errWithLocation.location = location;
81 errWithLocation.statusCode = response.statusCode;
82 return next(errWithLocation, tmpFilePath);
83 }
84 fs.writeFile(tmpFilePath, response.body, 'base64', (err) => {
85 next(err, tmpFilePath);
86 });
87 }).catch((err) => {
88 const errWithLocation: any = new Error('Unable to download image from ' +
89 getHostFromUrl(location.url)) as unknown;
90 errWithLocation.location = location;
91 errWithLocation.statusCode = 500;
92 return next(errWithLocation, tmpFilePath);
93 });
94 },
95 ], (err?: Error | null, downloadedPath?: string) => {
96 if (err) {
97 // console.log('Failed to download', err, location);
98 }
99 callback(err, downloadedPath);
100 });
101}
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117function downloadImageAsync(url, callback) {
118 let stream = Gio.file_new_for_uri(url);
119
120 stream.read_async(GLib.PRIORITY_DEFAULT, null, Lang.bind(this, function(src, res) {
121 let inputStream;
122 try {
123 inputStream = stream.read_finish(res);
124 } catch (e) {
125 callback(false);
126 return;
127 }
128
129 let dirPath = GLib.get_user_cache_dir();
130
131 let basename = stream.get_basename();
132 let path = GLib.build_filenamev([dirPath, "/bolso/", basename]);
133
134 let out = Gio.file_new_for_path(path);
135 out.replace_async(null, false, Gio.FileCreateFlags.NONE, GLib.PRIORITY_DEFAULT, null,
136 Lang.bind(this, function(src, res) {
137 let outputStream = out.replace_finish(res);
138
139 outputStream.splice_async(inputStream,
140 Gio.OutputStreamSpliceFlags.CLOSE_SOURCE | Gio.OutputStreamSpliceFlags.CLOSE_TARGET,
141 GLib.PRIORITY_DEFAULT, null, Lang.bind(this, function(src, res) {
142 try {
143 outputStream.splice_finish(res);
144 } catch (e) {
145 return;
146 }
147
148 callback(path);
149 }));
150 }));
151 }));
152}
1275function imageLoaded(image, callback) {
1276
1277 if (!image.nodeName || image.nodeName.toLowerCase() !== 'img')
1278 return callback(new Error('First argument must an image element'));
1279
1280 if (image.src && image.complete && image.naturalWidth !== undefined)
1281 return callback(null, true);
1282
1283 image.addEventListener('load', function() {
1284 callback(null, false);
1285 }.bind(this));
1286
1287 image.addEventListener('error', function(e) {
1288 callback(new Error('Failed to load image \'' + (image.src || '') + '\''));
1289 }.bind(this));
1290
1291 if (image.complete) {
1292 src = image.src;
1293 image.src = BLANK;
1294 image.src = src;
1295 }
1296}
120function download(url) {
121 torrents[url] = true;
122 // If the torrent already exists, kick off the downloads of the files, as this
123 // won't happen naturally when the torrent is added (because it already exists!)
124 if(btapp.has('torrent')) {
125 if(btapp.get('torrent').each(function(torrent) {
126 if(torrent.has('properties')) {
127 if(torrent.get('properties').get('download_url') === url) {
128 download_torrent_files(torrent.get('properties'));
129 return;
130 }
131 }
132 }));
133 }
134}
98async function downloadImage(fn, imageId, path) {
99 const a = imageId.substring(0, 3);
100 const b = imageId.substring(3, 6);
101 const url = `https://pemilu2019.kpu.go.id/img/c/${a}/${b}/${imageId}/${fn}`;
102
103 const dir = LOCAL_FS + '/' + path[path.length - 1];
104 const filename = dir + `/${fn}`;
105 if (!fs.existsSync(filename)) {
106 await downloadWithRetry(url, filename);
107 }
108}
42downloadImage (url, filename) {
43 let imagePath = this.userProfilePath + filename + '.png'
44 let options = {
45 url: url,
46 dest: imagePath,
47 done: function(err, filename, image) {
48 if (err) {
49 throw err;
50 }
51
52 console.log('File saved to', filename);
53 },
54 }
55
56 imageDownloader(options);
57 this.set('image', imagePath)
58}
259function image_load (image) {
260 image_n = images.indexOf(image);
261 var group = image.split("_")[1].split(".")[0].replace(/^[0-9]|[0-9]$/g, "");
262 if (image == "sc_system2.png") {
263 var map = "system";
264 } else {
265 var map = "pn";
266 }
267 document.getElementById('screen').innerHTML ="<IMG class=\"screen1\" src=\"infohtml/" + LastIMG + "\" border=\"0\" usemap=\"#map_" + map + "\">";
268 document.getElementById('screen2').innerHTML ="<IMG class=\"screen2\" src=\"infohtml/" + image + "\" border=\"0\" usemap=\"#map_" + map + "\">";
269 document.getElementById('info').innerHTML = "<CENTER>" + group.toUpperCase() + " (" + (image_n + 1) + "/" + images.length + ")</CENTER>";
270 fade_val = 0.0;
271 document.getElementsByClassName("screen2")[0].style.opacity = fade_val;
272 image_fade();
273 LastIMG = image;
274}
41function preloadImg(src, success, error) {
42 var img = new Image();
43
44 img.onload = function () {
45 success(img);
46 };
47
48 img.onerror = function () {
49 error(img);
50 };
51
52 img.src = src;
53}
30export function preloadImg(src, success, error) {
31 const img = new Image();
32
33 img.onload = function () {
34 success(img);
35 };
36
37 img.onerror = function () {
38 error(img);
39 };
40
41 img.src = src;
42}
125export function preloadImage(url, onload) {
126 const image = new Image();
127 image.src = url;
128 image.onload = onload;
129 return image;
130}

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