2 * (C) Copyright 2008 Jeremy Maitin-Shepard
3 * (C) Copyright 2009 John Foerch
5 * Use, modification, and distribution are subject to the terms specified in the
9 require("special-buffer.js");
10 require("mime-type-override.js");
11 require("minibuffer-read-mime-type.js");
13 var download_manager_service = Cc["@mozilla.org/download-manager;1"]
14 .getService(Ci.nsIDownloadManager);
16 var download_manager_builtin_ui = Components
17 .classesByID["{7dfdf0d1-aff6-4a34-bad1-d0fe74601642}"]
18 .getService(Ci.nsIDownloadManagerUI);
21 var unmanaged_download_info_list = [];
22 var id_to_download_info = {};
24 // Import these constants for convenience
25 const DOWNLOAD_NOTSTARTED = Ci.nsIDownloadManager.DOWNLOAD_NOTSTARTED;
26 const DOWNLOAD_DOWNLOADING = Ci.nsIDownloadManager.DOWNLOAD_DOWNLOADING;
27 const DOWNLOAD_FINISHED = Ci.nsIDownloadManager.DOWNLOAD_FINISHED;
28 const DOWNLOAD_FAILED = Ci.nsIDownloadManager.DOWNLOAD_FAILED;
29 const DOWNLOAD_CANCELED = Ci.nsIDownloadManager.DOWNLOAD_CANCELED;
30 const DOWNLOAD_PAUSED = Ci.nsIDownloadManager.DOWNLOAD_PAUSED;
31 const DOWNLOAD_QUEUED = Ci.nsIDownloadManager.DOWNLOAD_QUEUED;
32 const DOWNLOAD_BLOCKED = Ci.nsIDownloadManager.DOWNLOAD_BLOCKED;
33 const DOWNLOAD_SCANNING = Ci.nsIDownloadManager.DOWNLOAD_SCANNING;
36 const DOWNLOAD_NOT_TEMPORARY = 0;
37 const DOWNLOAD_TEMPORARY_FOR_ACTION = 1;
38 const DOWNLOAD_TEMPORARY_FOR_COMMAND = 2;
40 function download_info (source_buffer, mozilla_info, target_file) {
41 this.source_buffer = source_buffer;
42 this.target_file = target_file;
43 if (mozilla_info != null)
44 this.attach(mozilla_info);
46 download_info.prototype = {
47 attach : function (mozilla_info) {
48 if (!this.target_file)
49 this.__defineGetter__("target_file", function(){
50 return this.mozilla_info.targetFile;
52 else if (this.target_file.path != mozilla_info.targetFile.path)
53 throw interactive_error("Download target file unexpected.");
54 this.mozilla_info = mozilla_info;
55 id_to_download_info[mozilla_info.id] = this;
56 download_added_hook.run(this);
63 shell_command_cwd : null,
65 temporary_status : DOWNLOAD_NOT_TEMPORARY,
67 action_description : null,
69 set_shell_command : function (str, cwd) {
70 this.shell_command = str;
71 this.shell_command_cwd = cwd;
72 if (this.mozilla_info)
73 download_shell_command_change_hook.run(this);
77 * None of the following members may be used until attach is called
80 // Reflectors to properties of nsIDownload
81 get state () { return this.mozilla_info.state; },
82 get display_name () { return this.mozilla_info.displayName; },
83 get amount_transferred () { return this.mozilla_info.amountTransferred; },
84 get percent_complete () { return this.mozilla_info.percentComplete; },
86 var s = this.mozilla_info.size;
87 /* nsIDownload.size is a PRUint64, and will have value
88 * LL_MAXUINT (2^64 - 1) to indicate an unknown size. Because
89 * JavaScript only has a double numerical type, this value
90 * cannot be represented exactly, so 2^36 is used instead as the cutoff. */
91 if (s < 68719476736 /* 2^36 */)
95 get source () { return this.mozilla_info.source; },
96 get start_time () { return this.mozilla_info.startTime; },
97 get speed () { return this.mozilla_info.speed; },
98 get MIME_info () { return this.mozilla_info.MIMEInfo; },
101 return this.MIME_info.MIMEType;
104 get id () { return this.mozilla_info.id; },
105 get referrer () { return this.mozilla_info.referrer; },
107 target_file_text : function () {
108 let target = this.target_file.path;
109 let display = this.display_name;
110 if (target.indexOf(display, target.length - display.length) == -1)
111 target += " (" + display + ")";
115 throw_if_removed : function () {
117 throw interactive_error("Download has already been removed from the download manager.");
120 throw_state_error : function () {
121 switch (this.state) {
122 case DOWNLOAD_DOWNLOADING:
123 throw interactive_error("Download is already in progress.");
124 case DOWNLOAD_FINISHED:
125 throw interactive_error("Download has already completed.");
126 case DOWNLOAD_FAILED:
127 throw interactive_error("Download has already failed.");
128 case DOWNLOAD_CANCELED:
129 throw interactive_error("Download has already been canceled.");
130 case DOWNLOAD_PAUSED:
131 throw interactive_error("Download has already been paused.");
132 case DOWNLOAD_QUEUED:
133 throw interactive_error("Download is queued.");
135 throw new Error("Download has unexpected state: " + this.state);
139 // Download manager operations
140 cancel : function () {
141 this.throw_if_removed();
142 switch (this.state) {
143 case DOWNLOAD_DOWNLOADING:
144 case DOWNLOAD_PAUSED:
145 case DOWNLOAD_QUEUED:
147 download_manager_service.cancelDownload(this.id);
149 throw interactive_error("Download cannot be canceled.");
153 this.throw_state_error();
157 retry : function () {
158 this.throw_if_removed();
159 switch (this.state) {
160 case DOWNLOAD_CANCELED:
161 case DOWNLOAD_FAILED:
163 download_manager_service.retryDownload(this.id);
165 throw interactive_error("Download cannot be retried.");
169 this.throw_state_error();
173 resume : function () {
174 this.throw_if_removed();
175 switch (this.state) {
176 case DOWNLOAD_PAUSED:
178 download_manager_service.resumeDownload(this.id);
180 throw interactive_error("Download cannot be resumed.");
184 this.throw_state_error();
188 pause : function () {
189 this.throw_if_removed();
190 switch (this.state) {
191 case DOWNLOAD_DOWNLOADING:
192 case DOWNLOAD_QUEUED:
194 download_manager_service.pauseDownload(this.id);
196 throw interactive_error("Download cannot be paused.");
200 this.throw_state_error();
204 remove : function () {
205 this.throw_if_removed();
206 switch (this.state) {
207 case DOWNLOAD_FAILED:
208 case DOWNLOAD_CANCELED:
209 case DOWNLOAD_FINISHED:
211 download_manager_service.removeDownload(this.id);
213 throw interactive_error("Download cannot be removed.");
217 throw interactive_error("Download is still in progress.");
221 delete_target : function () {
222 if (this.state != DOWNLOAD_FINISHED)
223 throw interactive_error("Download has not finished.");
225 this.target_file.remove(false);
229 case Cr.NS_ERROR_FILE_TARGET_DOES_NOT_EXIST:
230 throw interactive_error("File has already been deleted.");
231 case Cr.NS_ERROR_FILE_ACCESS_DENIED:
232 throw interactive_error("Access denied");
233 case Cr.NS_ERROR_FILE_DIR_NOT_EMPTY:
234 throw interactive_error("Failed to delete file.");
242 var define_download_local_hook = simple_local_hook_definer();
244 // FIXME: add more parameters
245 function register_download (buffer, source_uri, target_file) {
246 var info = new download_info(buffer, null, target_file);
247 info.registered_time_stamp = Date.now();
248 info.registered_source_uri = source_uri;
249 unmanaged_download_info_list.push(info);
253 function match_registered_download (mozilla_info) {
254 let list = unmanaged_download_info_list;
256 for (let i = 0; i < list.length; ++i) {
258 if (x.registered_source_uri == mozilla_info.source) {
262 if (t - x.registered_time_stamp > download_info_max_queue_delay) {
271 define_download_local_hook("download_added_hook");
272 define_download_local_hook("download_removed_hook");
273 define_download_local_hook("download_finished_hook");
274 define_download_local_hook("download_progress_change_hook");
275 define_download_local_hook("download_state_change_hook");
276 define_download_local_hook("download_shell_command_change_hook");
278 define_variable('delete_temporary_files_for_command', true,
279 'If this is set to true, temporary files downloaded to run a command '+
280 'on them will be deleted once the command completes. If not, the file '+
281 'will stay around forever unless deleted outside the browser.');
283 var download_info_max_queue_delay = 100;
285 var download_progress_listener = {
286 QueryInterface: generate_QI(Ci.nsIDownloadProgressListener),
288 onDownloadStateChange : function (state, download) {
290 /* FIXME: Determine if only new downloads will have this state
291 * as their previous state. */
293 dumpln("download state change: " + download.source.spec + ": " + state + ", " + download.state + ", " + download.id);
295 if (state == DOWNLOAD_NOTSTARTED) {
296 info = match_registered_download(download);
298 info = new download_info(null, download);
299 dumpln("error: encountered unknown new download");
301 info.attach(download);
304 info = id_to_download_info[download.id];
306 dumpln("Error: encountered unknown download");
309 info.mozilla_info = download;
310 download_state_change_hook.run(info);
311 if (info.state == DOWNLOAD_FINISHED) {
312 download_finished_hook.run(info);
314 if (info.shell_command != null) {
315 info.running_shell_command = true;
316 co_call(function () {
318 yield shell_command_with_argument(info.shell_command,
319 info.target_file.path,
320 $cwd = info.shell_command_cwd);
322 handle_interactive_error(info.source_buffer.window, e);
324 if (info.temporary_status == DOWNLOAD_TEMPORARY_FOR_COMMAND)
325 if(delete_temporary_files_for_command) {
326 info.target_file.remove(false /* not recursive */);
328 info.running_shell_command = false;
329 download_shell_command_change_hook.run(info);
332 download_shell_command_change_hook.run(info);
339 onProgressChange : function (progress, request, cur_self_progress, max_self_progress,
340 cur_total_progress, max_total_progress,
342 var info = id_to_download_info[download.id];
344 dumpln("error: encountered unknown download in progress change");
347 info.mozilla_info = download;
348 download_progress_change_hook.run(info);
349 //dumpln("download progress change: " + download.source.spec + ": " + cur_self_progress + "/" + max_self_progress + " "
350 // + cur_total_progress + "/" + max_total_progress + ", " + download.state + ", " + download.id);
353 onSecurityChange : function (progress, request, state, download) {
356 onStateChange : function (progress, request, state_flags, status, download) {
360 var download_observer = {
361 observe : function (subject, topic, data) {
363 case "download-manager-remove-download":
366 // Remove all downloads
367 for (let i in id_to_download_info)
370 let id = subject.QueryInterface(Ci.nsISupportsPRUint32);
371 /* FIXME: determine if this should really be an error */
372 if (!(id in id_to_download_info)) {
373 dumpln("Error: download-manager-remove-download event received for unknown download: " + id);
377 for each (let i in ids) {
378 dumpln("deleting download: " + i);
379 let d = id_to_download_info[i];
381 download_removed_hook.run(d);
382 delete id_to_download_info[i];
388 observer_service.addObserver(download_observer, "download-manager-remove-download", false);
390 download_manager_service.addListener(download_progress_listener);
392 define_variable("download_buffer_min_update_interval", 2000,
393 "Minimum interval (in milliseconds) between updates in download progress buffers.\n" +
394 "Lowering this interval will increase the promptness of the progress display at " +
395 "the cost of using additional processor time.");
397 function download_buffer_modality (buffer, element) {
398 buffer.keymaps.push(download_buffer_keymap);
401 define_keywords("$info");
402 function download_buffer (window, element) {
403 this.constructor_begin();
405 special_buffer.call(this, window, element, forward_keywords(arguments));
406 this.info = arguments.$info;
407 this.local.cwd = this.info.mozilla_info.targetFile.parent;
408 this.description = this.info.mozilla_info.source.spec;
411 this.progress_change_handler_fn = method_caller(this, this.handle_progress_change);
412 add_hook.call(this.info, "download_progress_change_hook", this.progress_change_handler_fn);
413 add_hook.call(this.info, "download_state_change_hook", this.progress_change_handler_fn);
414 this.command_change_handler_fn = method_caller(this, this.update_command_field);
415 add_hook.call(this.info, "download_shell_command_change_hook", this.command_change_handler_fn);
416 this.modalities.push(download_buffer_modality);
417 this.constructor_end();
419 download_buffer.prototype = {
420 __proto__: special_buffer.prototype,
422 handle_kill : function () {
423 special_buffer.prototype.handle_kill.call(this);
424 remove_hook.call(this.info, "download_progress_change_hook", this.progress_change_handler_fn);
425 remove_hook.call(this.info, "download_state_change_hook", this.progress_change_handler_fn);
426 remove_hook.call(this.info, "download_shell_command_change_hook", this.command_change_handler_fn);
428 // Remove all node references
429 delete this.status_textnode;
430 delete this.target_file_node;
431 delete this.transferred_div_node;
432 delete this.transferred_textnode;
433 delete this.progress_container_node;
434 delete this.progress_bar_node;
435 delete this.percent_textnode;
436 delete this.time_textnode;
437 delete this.command_div_node;
438 delete this.command_label_textnode;
439 delete this.command_textnode;
442 update_title : function () {
443 // FIXME: do this properly
445 var info = this.info;
446 var append_transfer_info = false;
447 var append_speed_info = true;
450 case DOWNLOAD_DOWNLOADING:
451 label = "Downloading";
452 append_transfer_info = true;
454 case DOWNLOAD_FINISHED:
455 label = "Download complete";
457 case DOWNLOAD_FAILED:
458 label = "Download failed";
459 append_transfer_info = true;
460 append_speed_info = false;
462 case DOWNLOAD_CANCELED:
463 label = "Download canceled";
464 append_transfer_info = true;
465 append_speed_info = false;
467 case DOWNLOAD_PAUSED:
468 label = "Download paused";
469 append_transfer_info = true;
470 append_speed_info = false;
472 case DOWNLOAD_QUEUED:
474 label = "Download queued";
478 if (append_transfer_info) {
479 if (append_speed_info)
480 new_title = label + " at " + pretty_print_file_size(info.speed).join(" ") + "/s: ";
482 new_title = label + ": ";
483 var trans = pretty_print_file_size(info.amount_transferred);
484 if (info.size >= 0) {
485 var total = pretty_print_file_size(info.size);
486 if (trans[1] == total[1])
487 new_title += trans[0] + "/" + total[0] + " " + total[1];
489 new_title += trans.join(" ") + "/" + total.join(" ");
491 new_title += trans.join(" ");
492 if (info.percent_complete >= 0)
493 new_title += " (" + info.percent_complete + "%)";
496 if (new_title != this.title) {
497 this.title = new_title;
503 handle_progress_change : function () {
504 var cur_time = Date.now();
505 if (this.last_update == null ||
506 (cur_time - this.last_update) > download_buffer_min_update_interval ||
507 this.info.state != this.previous_state) {
509 if (this.update_title())
510 buffer_title_change_hook.run(this);
512 if (this.generated) {
513 this.update_fields();
515 this.previous_status = this.info.status;
516 this.last_update = cur_time;
520 generate : function () {
521 var d = this.document;
522 var g = new dom_generator(d, XHTML_NS);
524 /* Warning: If any additional node references are saved in
525 * this function, appropriate code to delete the saved
526 * properties must be added to handle_kill. */
528 var info = this.info;
530 d.body.setAttribute("class", "download-buffer");
532 g.add_stylesheet("chrome://conkeror-gui/content/downloads.css");
535 var table = g.element("table", d.body);
537 row = g.element("tr", table, "class", "download-info", "id", "download-source");
538 cell = g.element("td", row, "class", "download-label");
539 this.status_textnode = g.text("", cell);
540 cell = g.element("td", row, "class", "download-value");
541 g.text(info.source.spec, cell);
543 row = g.element("tr", table, "class", "download-info", "id", "download-target");
544 cell = g.element("td", row, "class", "download-label");
546 if (info.temporary_status != DOWNLOAD_NOT_TEMPORARY)
547 target_label = "Temp. file:";
549 target_label = "Target:";
550 g.text(target_label, cell);
551 cell = g.element("td", row, "class", "download-value");
552 this.target_file_node = g.text("", cell);
554 row = g.element("tr", table, "class", "download-info", "id", "download-mime-type");
555 cell = g.element("td", row, "class", "download-label");
556 g.text("MIME type:", cell);
557 cell = g.element("td", row, "class", "download-value");
558 g.text(info.MIME_type || "unknown", cell);
560 this.transferred_div_node = row =
561 g.element("tr", table, "class", "download-info", "id", "download-transferred");
562 cell = g.element("td", row, "class", "download-label");
563 g.text("Transferred:", cell);
564 cell = g.element("td", row, "class", "download-value");
565 var sub_item = g.element("div", cell);
566 this.transferred_textnode = g.text("", sub_item);
567 sub_item = g.element("div", cell, "id", "download-percent");
568 this.percent_textnode = g.text("", sub_item);
569 this.progress_container_node = sub_item = g.element("div", cell, "id", "download-progress-container");
570 this.progress_bar_node = g.element("div", sub_item, "id", "download-progress-bar");
572 row = g.element("tr", table, "class", "download-info", "id", "download-time");
573 cell = g.element("td", row, "class", "download-label");
574 g.text("Time:", cell);
575 cell = g.element("td", row, "class", "download-value");
576 this.time_textnode = g.text("", cell);
578 if (info.action_description != null) {
579 row = g.element("tr", table, "class", "download-info", "id", "download-action");
580 cell = g.element("div", row, "class", "download-label");
581 g.text("Action:", cell);
582 cell = g.element("div", row, "class", "download-value");
583 g.text(info.action_description, cell);
586 this.command_div_node = row = g.element("tr", table, "class", "download-info", "id", "download-command");
587 cell = g.element("td", row, "class", "download-label");
588 this.command_label_textnode = g.text("Run command:", cell);
589 cell = g.element("td", row, "class", "download-value");
590 this.command_textnode = g.text("", cell);
593 this.update_fields();
594 this.update_command_field();
597 update_fields : function () {
600 var info = this.info;
603 case DOWNLOAD_DOWNLOADING:
604 label = "Downloading";
606 case DOWNLOAD_FINISHED:
609 case DOWNLOAD_FAILED:
612 case DOWNLOAD_CANCELED:
615 case DOWNLOAD_PAUSED:
618 case DOWNLOAD_QUEUED:
623 this.status_textnode.nodeValue = label + ":";
624 this.target_file_node.nodeValue = info.target_file_text();
625 this.update_time_field();
628 if (info.state == DOWNLOAD_FINISHED)
629 tran_text = pretty_print_file_size(info.size).join(" ");
631 var trans = pretty_print_file_size(info.amount_transferred);
632 if (info.size >= 0) {
633 var total = pretty_print_file_size(info.size);
634 if (trans[1] == total[1])
635 tran_text += trans[0] + "/" + total[0] + " " + total[1];
637 tran_text += trans.join(" ") + "/" + total.join(" ");
639 tran_text += trans.join(" ");
641 this.transferred_textnode.nodeValue = tran_text;
642 if (info.percent_complete >= 0) {
643 this.progress_container_node.style.display = "";
644 this.percent_textnode.nodeValue = info.percent_complete + "%";
645 this.progress_bar_node.style.width = info.percent_complete + "%";
647 this.percent_textnode.nodeValue = "";
648 this.progress_container_node.style.display = "none";
651 this.update_command_field();
654 update_time_field : function () {
655 var info = this.info;
656 var elapsed_text = pretty_print_time((Date.now() - info.start_time / 1000) / 1000) + " elapsed";
658 if (info.state == DOWNLOAD_DOWNLOADING) {
659 text = pretty_print_file_size(info.speed).join(" ") + "/s, ";
661 if (info.state == DOWNLOAD_DOWNLOADING &&
664 let remaining = (info.size - info.amount_transferred) / info.speed;
665 text += pretty_print_time(remaining) + " left (" + elapsed_text + ")";
669 this.time_textnode.nodeValue = text;
672 update_command_field : function () {
675 if (this.info.shell_command != null) {
676 this.command_div_node.style.display = "";
678 if (this.info.running_shell_command)
680 else if (this.info.state == DOWNLOAD_FINISHED)
681 label = "Ran command:";
683 label = "Run command:";
684 this.command_label_textnode.nodeValue = label;
685 this.command_textnode.nodeValue = this.info.shell_command;
687 this.command_div_node.style.display = "none";
692 function download_cancel (buffer) {
693 check_buffer(buffer, download_buffer);
694 var info = buffer.info;
696 buffer.window.minibuffer.message("Download canceled");
698 interactive("download-cancel",
699 "Cancel the current download.\n" +
700 "The download can later be retried using the `download-retry' command, but any " +
701 "data already transferred will be lost.",
703 let result = yield I.window.minibuffer.read_single_character_option(
704 $prompt = "Cancel this download? (y/n)",
705 $options = ["y", "n"]);
707 download_cancel(I.buffer);
710 function download_retry (buffer) {
711 check_buffer(buffer, download_buffer);
712 var info = buffer.info;
714 buffer.window.minibuffer.message("Download retried");
716 interactive("download-retry",
717 "Retry a failed or canceled download.\n" +
718 "This command can be used to retry a download that failed or was canceled using " +
719 "the `download-cancel' command. The download will begin from the start again.",
720 function (I) {download_retry(I.buffer);});
722 function download_pause (buffer) {
723 check_buffer(buffer, download_buffer);
725 buffer.window.minibuffer.message("Download paused");
727 interactive("download-pause",
728 "Pause the current download.\n" +
729 "The download can later be resumed using the `download-resume' command. The " +
730 "data already transferred will not be lost.",
731 function (I) {download_pause(I.buffer);});
733 function download_resume (buffer) {
734 check_buffer(buffer, download_buffer);
735 buffer.info.resume();
736 buffer.window.minibuffer.message("Download resumed");
738 interactive("download-resume",
739 "Resume the current download.\n" +
740 "This command can be used to resume a download paused using the `download-pause' command.",
741 function (I) { download_resume(I.buffer); });
743 function download_remove (buffer) {
744 check_buffer(buffer, download_buffer);
745 buffer.info.remove();
746 buffer.window.minibuffer.message("Download removed");
748 interactive("download-remove",
749 "Remove the current download from the download manager.\n" +
750 "This command can only be used on inactive (paused, canceled, "+
751 "completed, or failed) downloads.",
752 function (I) {download_remove(I.buffer);});
754 function download_retry_or_resume (buffer) {
755 check_buffer(buffer, download_buffer);
756 var info = buffer.info;
757 if (info.state == DOWNLOAD_PAUSED)
758 download_resume(buffer);
760 download_retry(buffer);
762 interactive("download-retry-or-resume",
763 "Retry or resume the current download.\n" +
764 "This command can be used to resume a download paused using the `download-pause' " +
765 "command or canceled using the `download-cancel' command.",
766 function (I) {download_retry_or_resume(I.buffer);});
768 function download_pause_or_resume (buffer) {
769 check_buffer(buffer, download_buffer);
770 var info = buffer.info;
771 if (info.state == DOWNLOAD_PAUSED)
772 download_resume(buffer);
774 download_pause(buffer);
776 interactive("download-pause-or-resume",
777 "Pause or resume the current download.\n" +
778 "This command toggles the paused state of the current download.",
779 function (I) {download_pause_or_resume(I.buffer);});
781 function download_delete_target (buffer) {
782 check_buffer(buffer, download_buffer);
783 var info = buffer.info;
784 info.delete_target();
785 buffer.window.minibuffer.message("Deleted file: " + info.target_file.path);
787 interactive("download-delete-target",
788 "Delete the target file of the current download.\n" +
789 "This command can only be used if the download has finished successfully.",
790 function (I) {download_delete_target(I.buffer);});
792 function download_shell_command (buffer, cwd, cmd) {
793 check_buffer(buffer, download_buffer);
794 var info = buffer.info;
795 if (info.state == DOWNLOAD_FINISHED) {
796 shell_command_with_argument_blind(cmd, info.target_file.path, $cwd = cwd);
799 if (info.state != DOWNLOAD_DOWNLOADING && info.state != DOWNLOAD_PAUSED && info.state != DOWNLOAD_QUEUED)
800 info.throw_state_error();
801 if (cmd == null || cmd.length == 0)
802 info.set_shell_command(null, cwd);
804 info.set_shell_command(cmd, cwd);
805 buffer.window.minibuffer.message("Queued shell command: " + cmd);
807 interactive("download-shell-command",
808 "Run a shell command on the target file of the current download.\n" +
809 "If the download is still in progress, the shell command will be queued " +
810 "to run when the download finishes.",
812 var buffer = check_buffer(I.buffer, download_buffer);
813 var cwd = buffer.info.shell_command_cwd || I.local.cwd;
814 var cmd = yield I.minibuffer.read_shell_command(
816 $initial_value = buffer.info.shell_command ||
817 external_content_handlers.get(buffer.info.MIME_type));
818 download_shell_command(buffer, cwd, cmd);
821 function download_manager_ui () {}
822 download_manager_ui.prototype = {
823 QueryInterface : XPCOMUtils.generateQI([Ci.nsIDownloadManagerUI]),
825 getAttention : function () {},
826 show : function () {},
831 function download_manager_show_builtin_ui (window) {
832 download_manager_builtin_ui.show(window);
834 interactive("download-manager-show-builtin-ui",
835 "Show the built-in (Firefox-style) download manager user interface.",
836 function (I) {download_manager_show_builtin_ui(I.window);});
839 define_variable("download_temporary_file_open_buffer_delay", 500,
840 "Delay (in milliseconds) before a download buffer is opened for "+
841 "temporary downloads. If the download completes before this amount "+
842 "of time, no download buffer will be opened. This variable takes "+
843 "effect only if `open_download_buffer_automatically' is in "+
844 "`download_added_hook', which is the case by default.");
847 define_variable("download_buffer_automatic_open_target",
848 [OPEN_NEW_WINDOW, OPEN_NEW_BUFFER_BACKGROUND],
849 "Target(s) for download buffers created by "+
850 "`open_download_buffer_automatically' and `download-show'.\n"+
851 "It can be a single target or an array of two targets. When it is an "+
852 "array, the `download-show' command will use the second target when "+
853 "called with universal-argument.");
856 function open_download_buffer_automatically (info, target) {
857 var buf = info.source_buffer;
858 if (target == null) {
859 if (typeof(download_buffer_automatic_open_target) == "object")
860 target = download_buffer_automatic_open_target[0];
862 target = download_buffer_automatic_open_target;
865 target = OPEN_NEW_WINDOW;
866 if (info.temporary_status == DOWNLOAD_NOT_TEMPORARY ||
867 download_temporary_file_open_buffer_delay == 0)
869 create_buffer(buf.window, buffer_creator(download_buffer, $info = info), target);
875 add_hook.call(info, "download_finished_hook", finish);
876 timer = call_after_timeout(function () {
877 remove_hook.call(info, "download_finished_hook", finish);
878 create_buffer(buf.window, buffer_creator(download_buffer, $info = info), target);
879 }, download_temporary_file_open_buffer_delay);
882 add_hook("download_added_hook", open_download_buffer_automatically);
889 minibuffer_auto_complete_preferences.download = true;
891 minibuffer.prototype.read_download = function () {
893 $prompt = "Download",
894 $completer = all_word_completer(
895 $completions = function (visitor) {
896 var dls = download_manager_service.activeDownloads;
897 while (dls.hasMoreElements()) {
898 let dl = dls.getNext();
899 visitor(id_to_download_info[dl.id]);
902 $get_string = function (x) x.display_name,
903 $get_description = function (x) x.source.spec,
904 $get_value = function (x) x),
905 $auto_complete = "download",
906 $auto_complete_initial = true,
907 $match_required = true);
908 var result = yield this.read(forward_keywords(arguments));
909 yield co_return(result);
912 interactive("download-show",
913 "Prompt for an ongoing download and open a download buffer showing "+
914 "its progress. When called with universal argument, the second "+
915 "target from `download_buffer_automatic_open_target' will be used.",
918 if (I.P && typeof(download_buffer_automatic_open_target) == "object")
919 target = download_buffer_automatic_open_target[1];
920 open_download_buffer_automatically(
921 (yield I.minibuffer.read_download($prompt = "Show download:")),