egroupware/filemanager/js/app.js

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/**
* EGroupware - Filemanager - Javascript UI
*
* @link http://www.egroupware.org
* @package filemanager
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
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* @copyright (c) 2008-14 by Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
/**
* UI for filemanager
*
* @augments AppJS
*/
app.classes.filemanager = AppJS.extend(
{
appname: 'filemanager',
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/**
* path widget
*/
path_widget: null,
/**
* Array of pathes from files in clipboard
*/
clipboard_files: [],
/**
* Are files cut into clipboard - need to be deleted at source on paste
*/
clipboard_is_cut: false,
/**
* Key for storing clipboard in browser localstorage
*/
clipboard_localstore_key: 'filemanager.clipboard',
/**
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* Constructor
*
* @memberOf app.filemanager
*/
init: function()
{
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// call parent
this._super.apply(this, arguments);
},
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/**
* Destructor
*/
destroy: function()
{
delete this.et2;
// call parent
this._super.apply(this, arguments);
},
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/**
* This function is called when the etemplate2 object is loaded
* and ready. If you must store a reference to the et2 object,
* make sure to clean it up in destroy().
*
* @param et2 etemplate2 Newly ready object
*/
et2_ready: function(et2)
{
// call parent
this._super.apply(this, arguments);
this.path_widget = this.et2.getWidgetById('path');
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// get clipboard from browser localstore and update button tooltips
if (typeof window.localStorage != 'undefined' && typeof window.localStorage[this.clipboard_localstore_key] != 'undefined')
{
this.clipboard_files = JSON.parse(window.localStorage[this.clipboard_localstore_key]);
}
this.clipboard_tooltips();
if (typeof this.readonly != 'undefined')
{
this.set_readonly.apply(this, this.readonly);
delete this.readonly;
}
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},
/**
* Regexp to convert id to a path, use this.id2path(_id)
*/
remove_prefix: /^filemanager::/,
/**
* Convert id to path (remove "filemanager::" prefix)
*
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* @param {string} _id
* @returns string
*/
id2path: function(_id)
{
return _id.replace(this.remove_prefix, '');
},
/**
* Convert array of elems to array of paths
*
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* @param {array} _elems selected items from actions
* @return array
*/
_elems2paths: function(_elems)
{
var paths = [];
for (var i = 0; i < _elems.length; i++)
{
paths.push(this.id2path(_elems[i].id));
}
return paths;
},
/**
* Get directory of a path
*
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* @param {string} _path
* @returns string
*/
dirname: function(_path)
{
var parts = _path.split('/');
parts.pop();
return parts.join('/') || '/';
},
/**
* Get name of a path
*
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* @param {string} _path
* @returns string
*/
basename: function(_path)
{
return _path.split('/').pop();
},
/**
* Get current working directory
*
* @return string
*/
get_path: function()
{
return this.path_widget ? this.path_widget.get_value() : null;
},
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/**
* Open compose with already attached files
*
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* @param {(string|string[])} attachments path(s)
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*/
open_mail: function(attachments)
{
if (typeof attachments == 'undefined') attachments = this.clipboard_files;
var params = {};
if (!(attachments instanceof Array)) attachments = [ attachments ];
for(var i=0; i < attachments.length; i++)
{
params['preset[file]['+i+']'] = 'vfs://default'+attachments[i];
}
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egw.open('', 'mail', 'add', params);
},
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/**
* Mail files action: open compose with already attached files
*
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* @param _action
* @param _elems
*/
mail: function(_action, _elems)
{
this.open_mail(this._elems2paths(_elems));
},
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/**
* Send names of uploaded files (again) to server, to process them: either copy to vfs or ask overwrite/rename
*
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* @param {event} _event
* @param {number} _file_count
* @param {string=} _path where the file is uploaded to, default current directory
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*/
upload: function(_event, _file_count, _path)
{
if(typeof _path == 'undefined')
{
_path = this.get_path();
}
if (_file_count && !jQuery.isEmptyObject(_event.data.getValue()))
{
var widget = _event.data;
var request = egw.json('filemanager_ui::ajax_action', ['upload', widget.getValue(), _path],
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this._upload_callback, this, true, this
).sendRequest();
widget.set_value('');
}
},
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/**
* Finish callback for file a file dialog, to get the overwrite / rename prompt
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*
* @param {event} _event
* @param {number} _file_count
*/
file_a_file_upload: function(_event, _file_count)
{
var widget = _event.data;
var value = widget.getValue();
var path = widget.getRoot().getWidgetById("path").getValue();
var action = widget.getRoot().getWidgetById("action").getValue();
var link = widget.getRoot().getWidgetById("entry").getValue();
if(action == 'save_as' && link.app && link.id)
{
path = "/apps/"+link.app+"/"+link.id;
}
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var props = widget.getInstanceManager().getValues(widget.getRoot());
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egw.json('filemanager_ui::ajax_action', [action == 'save_as' ? 'upload' : 'link', widget.getValue(), path, props],
function(_data)
{
app.filemanager._upload_callback(_data);
// Remove successful after a delay
for(var file in _data.uploaded)
{
if(!_data.uploaded[file].confirm || _data.uploaded[file].confirmed)
{
// Remove that file from file widget...
widget.remove_file(_data.uploaded[file].name);
}
}
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opener.egw_refresh('','filemanager',null,null,'filemanager');
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}, app.filemanager, true, this
).sendRequest(true);
return true;
},
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/**
* Callback for server response to upload request:
* - display message and refresh list
* - ask use to confirm overwritting existing files or rename upload
*
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* @param {object} _data values for attributes msg, files, ...
*/
_upload_callback: function(_data)
{
if (_data.msg || _data.uploaded) window.egw_refresh(_data.msg, this.appname);
var that = this;
for(var file in _data.uploaded)
{
if (_data.uploaded[file].confirm && !_data.uploaded[file].confirmed)
{
var buttons = [
{text: this.egw.lang("Yes"), id: "overwrite", class: "ui-priority-primary", "default": true},
{text: this.egw.lang("Rename"), id:"rename"},
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{text: this.egw.lang("Cancel"), id:"cancel"}
];
if (_data.uploaded[file].confirm === "is_dir")
buttons.shift();
var dialog = et2_dialog.show_prompt(function(_button_id, _value) {
var uploaded = {};
uploaded[this.my_data.file] = this.my_data.data;
switch (_button_id)
{
case "overwrite":
uploaded[this.my_data.file].confirmed = true;
// fall through
case "rename":
uploaded[this.my_data.file].name = _value;
delete uploaded[this.my_data.file].confirm;
// send overwrite-confirmation and/or rename request to server
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egw.json('filemanager_ui::ajax_action', [this.my_data.action, uploaded, this.my_data.path, this.my_data.props],
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that._upload_callback, that, true, that
).sendRequest();
return;
case "cancel":
// Remove that file from every file widget...
that.et2.iterateOver(function(_widget) {
_widget.remove_file(this.my_data.data.name);
}, this, et2_file);
}
},
_data.uploaded[file].confirm === "is_dir" ?
this.egw.lang("There's already a directory with that name!") :
this.egw.lang('Do you want to overwrite existing file %1 in directory %2?', _data.uploaded[file].name, _data.path),
this.egw.lang('File %1 already exists', _data.uploaded[file].name),
_data.uploaded[file].name, buttons, file);
// setting required data for callback in as my_data
dialog.my_data = {
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action: _data.action,
file: file,
path: _data.path,
data: _data.uploaded[file],
props: _data.props
};
}
}
},
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/**
* Update clickboard tooltips in buttons
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*/
clipboard_tooltips: function()
{
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var paste_buttons = ['button[paste]', 'button[linkpaste]', 'button[mailpaste]'];
for(var i=0; i < paste_buttons.length; ++i)
{
var button = this.et2.getWidgetById(paste_buttons[i]);
if (button) button.set_statustext(this.clipboard_files.join(",\n"));
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}
},
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/**
* Clip files into clipboard
*
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* @param _action
* @param _elems
*/
clipboard: function(_action, _elems)
{
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this.clipboard_is_cut = _action.id == "cut";
if (_action.id != "add") this.clipboard_files = [];
this.clipboard_files = this.clipboard_files.concat(this._elems2paths(_elems));
if (_action.id == "add" && this.clipboard_files.length > 1)
{
// ToDo: make sure files are unique
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}
this.clipboard_tooltips();
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// update localstore with files
if (typeof window.localStorage != 'undefined')
{
window.localStorage[this.clipboard_localstore_key] = JSON.stringify(this.clipboard_files);
}
},
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/**
* Paste files into current directory or mail them
*
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* @param _type 'paste', 'linkpaste', 'mailpaste'
*/
paste: function(_type)
{
if (this.clipboard_files.length == 0)
{
alert(this.egw.lang('Clipboard is empty!'));
return;
}
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switch(_type)
{
case 'mailpaste':
this.open_mail(this.clipboard_files);
break;
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case 'paste':
this._do_action(this.clipboard_is_cut ? 'move' : 'copy', this.clipboard_files);
if (this.clipboard_is_cut)
{
this.clipboard_is_cut = false;
this.clipboard_files = [];
this.clipboard_tooltips();
}
break;
case 'linkpaste':
this._do_action('symlink', this.clipboard_files);
break;
}
},
/**
* Pass action to server
*
* @param _action
* @param _elems
*/
action: function(_action, _elems)
{
var paths = this._elems2paths(_elems);
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this._do_action(_action.id, paths);
},
/**
* Prompt user for directory to create
*/
createdir: function()
{
var dir = prompt(this.egw.lang('New directory'));
if (dir)
{
var path = this.get_path();
this._do_action('createdir', dir, true); // true=synchronous request
this.change_dir(path+'/'+dir);
}
},
/**
* Prompt user for directory to create
*/
symlink: function()
{
var target = prompt(this.egw.lang('Link target'));
if (target)
{
this._do_action('symlink', target);
}
},
/**
* Run a serverside action via an ajax call
*
* @param _type 'move_file', 'copy_file', ...
* @param _selected selected paths
* @param _sync send a synchronous ajax request
* @param _path defaults to current path
*/
_do_action: function(_type, _selected, _sync, _path)
{
if (typeof _path == 'undefined') _path = this.get_path();
var request = egw.json('filemanager_ui::ajax_action', [_type, _selected, _path],
this._do_action_callback, this, !_sync, this
).sendRequest();
},
/**
* Callback for _do_action ajax call
*
* @param _data
*/
_do_action_callback: function(_data)
{
window.egw_refresh(_data.msg, this.appname);
},
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/**
* Force download of a file by appending '?download' to it's download url
*
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* @param _action
* @param _senders
*/
force_download: function(_action, _senders)
{
for(var i = 0; i < _senders.length; i++)
{
var data = egw.dataGetUIDdata(_senders[i].id);
var url = data ? data.data.download_url : '/webdav.php'+this.id2path(_senders[i].id);
if (url[0] == '/') url = egw.link(url);
var a = document.createElement('a');
if(typeof a.download == "undefined")
{
window.location = url+"?download";
return false;
}
// Multiple file download for those that support it
a = $j(a)
.prop('href', url)
.prop('download', data ? data.data.name : "")
.appendTo(this.et2.getDOMNode());
var evt = document.createEvent('MouseEvent');
evt.initMouseEvent('click', true, true, window, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
a[0].dispatchEvent(evt);
a.remove();
}
return false;
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},
/**
* Check to see if the browser supports downloading multiple files
* (using a tag download attribute) to enable/disable the context menu
*
* @param {egwAction} action
* @param {egwActionObject[]} selected
*/
is_multiple_allowed: function(action, selected)
{
var allowed = typeof document.createElement('a').download != "undefined";
if(typeof action == "undefined") return allowed;
return (allowed || selected.length <= 1) && action.not_disableClass.apply(action, arguments);
},
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/**
* Change directory
*
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* @param _dir directory to change to incl. '..' for one up
*/
change_dir: function(_dir)
{
switch (_dir)
{
case '..':
_dir = this.dirname(this.path_widget.getValue());
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break;
case '~':
_dir = this.et2.getWidgetById('nm').options.settings.home_dir;
break;
}
this.path_widget.set_value(_dir);
},
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/**
* Open/active an item
*
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* @param _action
* @param _senders
*/
open: function(_action, _senders)
{
var data = egw.dataGetUIDdata(_senders[0].id);
var path = this.id2path(_senders[0].id);
// symlinks dont have mime 'http/unix-directory', but server marks all directories with class 'isDir'
if (data.data.mime == 'httpd/unix-directory' || data.data['class'] && data.data['class'].split(/ +/).indexOf('isDir') != -1)
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{
this.change_dir(path);
}
else
{
egw.open({path: path, type: data.data.mime}, 'file');
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}
},
/**
* Edit prefs of current directory
*
* @param _action
* @param _senders
*/
editprefs: function(_action, _senders)
{
var path = typeof _senders != 'undefined' ? this.id2path(_senders[0].id) : this.path_widget.getValue();
egw().open_link(egw.link('/index.php', {
menuaction: 'filemanager.filemanager_ui.file',
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path: path
}), 'fileprefs', '495x425');
},
/**
* File(s) droped
*
* @param _action
* @param _elems
* @param _target
* @returns
*/
drop: function(_action, _elems, _target)
{
var src = this._elems2paths(_elems);
var dst = this.id2path(_target.id);
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//alert(_action.id+': '+src.join(', ')+' --> '+dst);
// check if target is a file --> use it's directory instead
var data = egw.dataGetUIDdata(_target.id);
if (data.data.mime != 'httpd/unix-directory')
{
dst = this.dirname(dst);
}
this._do_action(_action.id == "file_drop_move" ? 'move' : 'copy', src, false, dst);
},
/**
* Handle a native / HTML5 file drop from system
*
* This is a callback from nextmatch to prevent the default link action, and just upload instead.
*
* @param {string} row_uid UID of the row the files were dropped on
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* @param {et2_nextmatch} widget widget that got the drop
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* @param {array} files
*/
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filedrop: function(row_uid, widget ,files)
{
var self = this;
var data = egw.dataGetUIDdata(row_uid);
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files = files || window.event.dataTransfer.files;
var path = typeof data != 'undefined' && data.data.mime == "httpd/unix-directory" ? data.data.path : this.get_path();
var widget = this.et2.getWidgetById('upload');
// Override finish to specify a potentially different path
var old_onfinish = widget.options.onFinish;
widget.options.onFinish = function(_event, _file_count) {
widget.options.onFinish = old_onfinish;
self.upload(_event, _file_count, path);
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};
// This triggers the upload
widget.set_value(files);
// Return false to prevent the link
return false;
},
/**
* Get drag helper, called on drag start
*
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* @param {egwAction} _action
* @param {array} _elems
* @return some dome objects
*/
drag: function(_action, _elems)
{
var icons = [];
for (var i = 0; i < _elems.length; i++)
{
var data = egw.dataGetUIDdata(_elems[i].id);
var src = egw.mime_icon(data.data.mime, data.data.path);
if (_elems[i].getFocused())
{
icons.unshift(src);
}
else
{
icons.push(src);
}
}
// Only take a maximum of 10 icons
var maxCnt = 10;
var div = $j(document.createElement("div"))
.css({
position: 'absolute',
top: '0px',
left: '0px',
width: '300px'
});
var lastIcon = "";
var idx = 0;
for (var i = 0; i < icons.length; i++)
{
if (icons[i] != lastIcon)
{
lastIcon = icons[i];
// Create a stack of images
var img = $j(document.createElement('img'));
img.css({
position: 'absolute',
'z-index': 10000-i,
top: idx*5,
left: idx*5,
opacity: (maxCnt - idx) / maxCnt
});
img.attr('src', icons[i]);
div.append(img);
idx++;
if (idx == maxCnt)
{
break;
}
}
}
var text = $j(document.createElement('div')).css({left: '30px', position: 'absolute'});
// add filename or number of files for multiple files
text.text(_elems.length > 1 ? _elems.length+' '+this.egw.lang('files') : this.basename(_elems[0].id));
div.append(text);
// Add notice of Ctrl key, if supported
if(window.FileReader && 'draggable' in document.createElement('span') &&
navigator && navigator.userAgent.indexOf('Chrome') >= 0)
{
var key = ["Mac68K","MacPPC","MacIntel"].indexOf(window.navigator.platform) < 0 ? 'Ctrl' : 'Command';
text.append('<br />' + this.egw.lang('Hold %1 to drag files to your computer',key));
}
return div;
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},
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/**
* Change readonly state for given directory
*
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* Get call/transported with each get_rows call, but should only by applied to UI if matching curent dir
*
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* @param {string} _path
* @param {boolean} _ro
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*/
set_readonly: function(_path, _ro)
{
//alert('set_readonly("'+_path+'", '+_ro+')');
if (!this.path_widget) // widget not yet ready, try later
{
this.readonly = [_path, _ro];
return;
}
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var path = this.path_widget.getValue();
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if (_path == path)
{
var ids = ['button[linkpaste]', 'button[paste]', 'button[createdir]', 'button[symlink]', 'upload'];
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for(var i=0; i < ids.length; ++i)
{
var widget = this.et2.getWidgetById(ids[i]);
if (widget)
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{
if (widget._type == 'button' || widget._type == 'buttononly')
{
widget.set_readonly(_ro);
}
else
{
widget.set_disabled(_ro);
}
}
}
}
},
/**
* Row or filename in select-file dialog clicked
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*
* @param {jQuery.event} event
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* @param {et2_widget} widget
*/
select_clicked: function(event, widget)
{
if (!widget || typeof widget.value != 'object')
{
}
else if (widget.value.is_dir)
{
var path = null;
// Cannot do this, there are multiple widgets named path
// widget.getRoot().getWidgetById("path");
widget.getRoot().iterateOver(function(widget) {
if(widget.id == "path") path = widget;
},null, et2_textbox);
if(path)
{
path.set_value(widget.value.path);
}
}
else if (this.et2 && this.et2.getArrayMgr('content').getEntry('mode') != 'open-multiple')
{
var editfield = this.et2.getWidgetById('name');
if(editfield)
{
editfield.set_value(widget.value.name);
}
}
else
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{
var file = widget.value.name;
widget.getParent().iterateOver(function(widget)
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{
if(widget.options.selected_value == file)
{
widget.set_value(widget.get_value() == file ? widget.options.unselected_value : file);
}
}, null, et2_checkbox);
}
// Stop event or it will toggle back off
event.preventDefault();
event.stopPropagation();
return false;
}
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});