nextcloud/core/js/oc-dialogs.js

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/**
* ownCloud
*
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* @author Bartek Przybylski, Christopher Schäpers, Thomas Tanghus
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* @copyright 2012 Bartek Przybylski bartek@alefzero.eu
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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* this class to ease the usage of jquery dialogs
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*/
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var OCdialogs = {
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// dialog button types
YES_NO_BUTTONS: 70,
OK_BUTTONS: 71,
// used to name each dialog
dialogs_counter: 0,
/**
* displays alert dialog
* @param text content of dialog
* @param title dialog title
* @param callback which will be triggered when user presses OK
* @param modal make the dialog modal
*/
alert:function(text, title, callback, modal) {
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this.message(text, title, 'alert', OCdialogs.OK_BUTTON, callback, modal);
},
/**
* displays info dialog
* @param text content of dialog
* @param title dialog title
* @param callback which will be triggered when user presses OK
* @param modal make the dialog modal
*/
info:function(text, title, callback, modal) {
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this.message(text, title, 'info', OCdialogs.OK_BUTTON, callback, modal);
},
/**
* displays confirmation dialog
* @param text content of dialog
* @param title dialog title
* @param callback which will be triggered when user presses YES or NO (true or false would be passed to callback respectively)
* @param modal make the dialog modal
*/
confirm:function(text, title, callback, modal) {
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this.message(text, title, 'notice', OCdialogs.YES_NO_BUTTONS, callback, modal);
},
/**
* show a file picker to pick a file from
* @param title dialog title
* @param callback which will be triggered when user presses Choose
* @param multiselect whether it should be possible to select multiple files
* @param mimetype_filter mimetype to filter by
* @param modal make the dialog modal
*/
filepicker:function(title, callback, multiselect, mimetype_filter, modal) {
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var self = this;
$.when(this._getFilePickerTemplate()).then(function($tmpl) {
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var dialog_name = 'oc-dialog-filepicker-content';
var dialog_id = '#' + dialog_name;
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if(self.$filePicker) {
self.$filePicker.ocdialog('close');
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}
self.$filePicker = $tmpl.octemplate({
dialog_name: dialog_name,
title: title
}).data('path', '').data('multiselect', multiselect).data('mimetype', mimetype_filter);
if (modal === undefined) {
modal = false;
}
if (multiselect === undefined) {
multiselect = false;
}
if (mimetype_filter === undefined) {
mimetype_filter = '';
}
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$('body').append(self.$filePicker);
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self.$filePicker.ready(function() {
self.$filelist = self.$filePicker.find('.filelist');
self.$dirTree = self.$filePicker.find('.dirtree');
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self.$dirTree.on('click', 'span:not(:last-child)', self, self._handleTreeListSelect);
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self.$filelist.on('click', 'li', function(event) {
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self._handlePickerClick(event, $(this));
});
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self._fillFilePicker('');
});
// build buttons
var functionToCall = function() {
if (callback !== undefined) {
var datapath;
if (multiselect === true) {
datapath = [];
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self.$filelist.find('.filepicker_element_selected .filename').each(function(index, element) {
datapath.push(self.$filePicker.data('path') + '/' + $(element).text());
});
} else {
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datapath = self.$filePicker.data('path');
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datapath += '/' + self.$filelist.find('.filepicker_element_selected .filename').text();
}
callback(datapath);
self.$filePicker.ocdialog('close');
}
};
var buttonlist = [{
text: t('core', 'Choose'),
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click: functionToCall,
defaultButton: true
}];
self.$filePicker.ocdialog({
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closeOnEscape: true,
width: (4/9)*$(document).width(),
height: 420,
modal: modal,
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buttons: buttonlist,
close: function(event, ui) {
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try {
$(this).ocdialog('destroy').remove();
} catch(e) {}
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self.$filePicker = null;
}
});
})
.fail(function(status, error) {
// If the method is called while navigating away
// from the page, it is probably not needed ;)
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if(status !== 0) {
alert(t('core', 'Error loading file picker template: {error}', {error: error}));
}
});
},
/**
* Displays raw dialog
* You better use a wrapper instead ...
*/
message:function(content, title, dialog_type, buttons, callback, modal) {
$.when(this._getMessageTemplate()).then(function($tmpl) {
var dialog_name = 'oc-dialog-' + OCdialogs.dialogs_counter + '-content';
var dialog_id = '#' + dialog_name;
var $dlg = $tmpl.octemplate({
dialog_name: dialog_name,
title: title,
message: content,
type: dialog_type
});
if (modal === undefined) {
modal = false;
}
$('body').append($dlg);
var buttonlist = [];
switch (buttons) {
case OCdialogs.YES_NO_BUTTONS:
buttonlist = [{
text: t('core', 'Yes'),
click: function(){
if (callback !== undefined) {
callback(true);
}
$(dialog_id).ocdialog('close');
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},
defaultButton: true
},
{
text: t('core', 'No'),
click: function(){
if (callback !== undefined) {
callback(false);
}
$(dialog_id).ocdialog('close');
}
}];
break;
case OCdialogs.OK_BUTTON:
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var functionToCall = function() {
$(dialog_id).ocdialog('close');
if(callback !== undefined) {
callback();
}
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};
buttonlist[0] = {
text: t('core', 'Ok'),
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click: functionToCall,
defaultButton: true
};
break;
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}
$(dialog_id).ocdialog({
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closeOnEscape: true,
modal: modal,
buttons: buttonlist
});
OCdialogs.dialogs_counter++;
})
.fail(function(status, error) {
// If the method is called while navigating away from
// the page, we still want to deliver the message.
if(status === 0) {
alert(title + ': ' + content);
} else {
alert(t('core', 'Error loading message template: {error}', {error: error}));
}
});
},
_fileexistsshown: false,
/**
* Displays file exists dialog
* @param {object} data upload object
* @param {object} original file with name, size and mtime
* @param {object} replacement file with name, size and mtime
* @param {object} controller with onCancel, onSkip, onReplace and onRename methods
*/
fileexists:function(data, original, replacement, controller) {
var self = this;
var getCroppedPreview = function(file) {
var deferred = new $.Deferred();
// Only process image files.
var type = file.type && file.type.split('/').shift();
if (window.FileReader && type === 'image') {
var reader = new FileReader();
reader.onload = function (e) {
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var blob = new Blob([e.target.result]);
window.URL = window.URL || window.webkitURL;
var originalUrl = window.URL.createObjectURL(blob);
var image = new Image();
image.src = originalUrl;
image.onload = function () {
var url = crop(image);
deferred.resolve(url);
}
};
reader.readAsArrayBuffer(file);
} else {
deferred.reject();
}
return deferred;
};
var crop = function(img) {
var canvas = document.createElement('canvas'),
width = img.width,
height = img.height,
x, y, size;
// calculate the width and height, constraining the proportions
if (width > height) {
y = 0;
x = (width - height) / 2;
} else {
y = (height - width) / 2;
x = 0;
}
size = Math.min(width, height);
// resize the canvas and draw the image data into it
canvas.width = 64;
canvas.height = 64;
var ctx = canvas.getContext("2d");
ctx.drawImage(img, x, y, size, size, 0, 0, 64, 64);
return canvas.toDataURL("image/png", 0.7);
};
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var addConflict = function(conflicts, original, replacement) {
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var conflict = conflicts.find('.template').clone().removeClass('template').addClass('conflict');
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conflict.data('data',data);
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conflict.find('.filename').text(original.name);
conflict.find('.original .size').text(humanFileSize(original.size));
conflict.find('.original .mtime').text(formatDate(original.mtime*1000));
// ie sucks
if (replacement.size && replacement.lastModifiedDate) {
conflict.find('.replacement .size').text(humanFileSize(replacement.size));
conflict.find('.replacement .mtime').text(formatDate(replacement.lastModifiedDate));
}
var path = getPathForPreview(original.name);
Files.lazyLoadPreview(path, original.mime, function(previewpath){
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conflict.find('.original .icon').css('background-image','url('+previewpath+')');
}, 96, 96, original.etag);
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getCroppedPreview(replacement).then(
function(path){
conflict.find('.replacement .icon').css('background-image','url(' + path + ')');
}, function(){
Files.getMimeIcon(replacement.type,function(path){
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conflict.find('.replacement .icon').css('background-image','url(' + path + ')');
});
}
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);
conflicts.append(conflict);
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//set more recent mtime bold
// ie sucks
if (replacement.lastModifiedDate && replacement.lastModifiedDate.getTime() > original.mtime*1000) {
conflict.find('.replacement .mtime').css('font-weight', 'bold');
} else if (replacement.lastModifiedDate && replacement.lastModifiedDate.getTime() < original.mtime*1000) {
conflict.find('.original .mtime').css('font-weight', 'bold');
} else {
//TODO add to same mtime collection?
}
// set bigger size bold
if (replacement.size && replacement.size > original.size) {
conflict.find('.replacement .size').css('font-weight', 'bold');
} else if (replacement.size && replacement.size < original.size) {
conflict.find('.original .size').css('font-weight', 'bold');
} else {
//TODO add to same size collection?
}
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//TODO show skip action for files with same size and mtime in bottom row
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};
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//var selection = controller.getSelection(data.originalFiles);
//if (selection.defaultAction) {
// controller[selection.defaultAction](data);
//} else {
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var dialog_name = 'oc-dialog-fileexists-content';
var dialog_id = '#' + dialog_name;
if (this._fileexistsshown) {
// add conflict
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var conflicts = $(dialog_id+ ' .conflicts');
addConflict(conflicts, original, replacement);
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var count = $(dialog_id+ ' .conflict').length;
var title = n('files',
'{count} file conflict',
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'{count} file conflicts',
count,
{count:count}
);
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$(dialog_id).parent().children('.oc-dialog-title').text(title);
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//recalculate dimensions
$(window).trigger('resize');
} else {
//create dialog
this._fileexistsshown = true;
$.when(this._getFileExistsTemplate()).then(function($tmpl) {
var title = t('files','One file conflict');
var $dlg = $tmpl.octemplate({
dialog_name: dialog_name,
title: title,
type: 'fileexists',
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why: t('files','Which files do you want to keep?'),
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what: t('files','If you select both versions, the copied file will have a number added to its name.')
});
$('body').append($dlg);
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var conflicts = $($dlg).find('.conflicts');
addConflict(conflicts, original, replacement);
buttonlist = [{
text: t('core', 'Cancel'),
classes: 'cancel',
click: function(){
if ( typeof controller.onCancel !== 'undefined') {
controller.onCancel(data);
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}
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$(dialog_id).ocdialog('close');
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}
},
{
text: t('core', 'Continue'),
classes: 'continue',
click: function(){
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if ( typeof controller.onContinue !== 'undefined') {
controller.onContinue($(dialog_id + ' .conflict'));
}
$(dialog_id).ocdialog('close');
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}
}];
$(dialog_id).ocdialog({
width: 500,
closeOnEscape: true,
modal: true,
buttons: buttonlist,
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closeButton: null,
close: function(event, ui) {
self._fileexistsshown = false;
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$(this).ocdialog('destroy').remove();
}
});
$(dialog_id).css('height','auto');
//add checkbox toggling actions
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$(dialog_id).find('.allnewfiles').on('click', function() {
var checkboxes = $(dialog_id).find('.conflict .replacement input[type="checkbox"]');
checkboxes.prop('checked', $(this).prop('checked'));
});
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$(dialog_id).find('.allexistingfiles').on('click', function() {
var checkboxes = $(dialog_id).find('.conflict .original input[type="checkbox"]');
checkboxes.prop('checked', $(this).prop('checked'));
});
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$(dialog_id).find('.conflicts').on('click', '.replacement,.original', function() {
var checkbox = $(this).find('input[type="checkbox"]');
checkbox.prop('checked', !checkbox.prop('checked'));
});
$(dialog_id).find('.conflicts').on('click', 'input[type="checkbox"]', function() {
var checkbox = $(this);
checkbox.prop('checked', !checkbox.prop('checked'));
});
//update counters
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$(dialog_id).on('click', '.replacement,.allnewfiles', function() {
var count = $(dialog_id).find('.conflict .replacement input[type="checkbox"]:checked').length;
if (count === $(dialog_id+ ' .conflict').length) {
$(dialog_id).find('.allnewfiles').prop('checked', true);
$(dialog_id).find('.allnewfiles + .count').text(t('files','(all selected)'));
} else if (count > 0) {
$(dialog_id).find('.allnewfiles').prop('checked', false);
$(dialog_id).find('.allnewfiles + .count').text(t('files','({count} selected)',{count:count}));
} else {
$(dialog_id).find('.allnewfiles').prop('checked', false);
$(dialog_id).find('.allnewfiles + .count').text('');
}
});
$(dialog_id).on('click', '.original,.allexistingfiles', function(){
var count = $(dialog_id).find('.conflict .original input[type="checkbox"]:checked').length;
if (count === $(dialog_id+ ' .conflict').length) {
$(dialog_id).find('.allexistingfiles').prop('checked', true);
$(dialog_id).find('.allexistingfiles + .count').text(t('files','(all selected)'));
} else if (count > 0) {
$(dialog_id).find('.allexistingfiles').prop('checked', false);
$(dialog_id).find('.allexistingfiles + .count').text(t('files','({count} selected)',{count:count}));
} else {
$(dialog_id).find('.allexistingfiles').prop('checked', false);
$(dialog_id).find('.allexistingfiles + .count').text('');
}
});
})
.fail(function() {
alert(t('core', 'Error loading file exists template'));
});
}
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//}
},
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_getFilePickerTemplate: function() {
var defer = $.Deferred();
if(!this.$filePickerTemplate) {
var self = this;
$.get(OC.filePath('core', 'templates', 'filepicker.html'), function(tmpl) {
self.$filePickerTemplate = $(tmpl);
self.$listTmpl = self.$filePickerTemplate.find('.filelist li:first-child').detach();
defer.resolve(self.$filePickerTemplate);
})
.fail(function(jqXHR, textStatus, errorThrown) {
defer.reject(jqXHR.status, errorThrown);
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});
} else {
defer.resolve(this.$filePickerTemplate);
}
return defer.promise();
},
_getMessageTemplate: function() {
var defer = $.Deferred();
if(!this.$messageTemplate) {
var self = this;
$.get(OC.filePath('core', 'templates', 'message.html'), function(tmpl) {
self.$messageTemplate = $(tmpl);
defer.resolve(self.$messageTemplate);
})
.fail(function(jqXHR, textStatus, errorThrown) {
defer.reject(jqXHR.status, errorThrown);
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});
} else {
defer.resolve(this.$messageTemplate);
}
return defer.promise();
},
_getFileExistsTemplate: function () {
var defer = $.Deferred();
if (!this.$fileexistsTemplate) {
var self = this;
$.get(OC.filePath('files', 'templates', 'fileexists.html'), function (tmpl) {
self.$fileexistsTemplate = $(tmpl);
defer.resolve(self.$fileexistsTemplate);
})
.fail(function () {
defer.reject();
});
} else {
defer.resolve(this.$fileexistsTemplate);
}
return defer.promise();
},
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_getFileList: function(dir, mimeType) {
if (typeof(mimeType) === "string") {
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mimeType = [mimeType];
}
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return $.getJSON(
OC.filePath('files', 'ajax', 'rawlist.php'),
{
dir: dir,
mimetypes: JSON.stringify(mimeType)
}
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);
},
_determineValue: function(element) {
if ( $(element).attr('type') === 'checkbox' ) {
return element.checked;
} else {
return $(element).val();
}
},
/**
* fills the filepicker with files
*/
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_fillFilePicker:function(dir) {
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var dirs = [];
var others = [];
var self = this;
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this.$filelist.empty().addClass('loading');
this.$filePicker.data('path', dir);
$.when(this._getFileList(dir, this.$filePicker.data('mimetype'))).then(function(response) {
$.each(response.data, function(index, file) {
if (file.type === 'dir') {
dirs.push(file);
} else {
others.push(file);
}
});
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self._fillSlug();
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var sorted = dirs.concat(others);
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$.each(sorted, function(idx, entry) {
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var $li = self.$listTmpl.octemplate({
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type: entry.type,
dir: dir,
filename: entry.name,
date: OC.mtime2date(entry.mtime)
});
$li.find('img').attr('src', entry.mimetype_icon);
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self.$filelist.append($li);
});
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self.$filelist.removeClass('loading');
});
},
/**
* fills the tree list with directories
*/
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_fillSlug: function() {
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this.$dirTree.empty();
var self = this;
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var path = this.$filePicker.data('path');
var $template = $('<span data-dir="{dir}">{name}</span>');
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if(path) {
var paths = path.split('/');
$.each(paths, function(index, dir) {
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dir = paths.pop();
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if(dir === '') {
return false;
}
self.$dirTree.prepend($template.octemplate({
dir: paths.join('/') + '/' + dir,
name: dir
}));
});
}
$template.octemplate({
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dir: '',
name: '&nbsp;&nbsp;&nbsp;&nbsp;' // Ugly but works ;)
}, {escapeFunction: null}).addClass('home svg').prependTo(this.$dirTree);
},
/**
* handle selection made in the tree list
*/
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_handleTreeListSelect:function(event) {
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var self = event.data;
var dir = $(event.target).data('dir');
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self._fillFilePicker(dir);
},
/**
* handle clicks made in the filepicker
*/
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_handlePickerClick:function(event, $element) {
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if ($element.data('type') === 'file') {
if (this.$filePicker.data('multiselect') !== true || !event.ctrlKey) {
this.$filelist.find('.filepicker_element_selected').removeClass('filepicker_element_selected');
}
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$element.toggleClass('filepicker_element_selected');
return;
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} else if ( $element.data('type') === 'dir' ) {
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this._fillFilePicker(this.$filePicker.data('path') + '/' + $element.data('entryname'));
}
}
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};