egroupware/etemplate/js/et2_widget_link.js

804 lines
21 KiB
JavaScript

/**
* eGroupWare eTemplate2 - JS Link object
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright 2011 Nathan Gray
* @version $Id$
*/
"use strict";
/*egw:uses
jquery.jquery;
jquery.jquery-ui;
et2_core_inputWidget;
et2_core_valueWidget;
*/
/**
* UI widgets for Egroupware linking system
*/
var et2_link_to = et2_inputWidget.extend({
attributes: {
"application": {
"name": "Application",
"type": "string",
"default": egw_getAppName(),
"description": "Limit to the listed application or applications (comma seperated)"
},
"blur": {
"name": "Placeholder",
"type": "string",
"default": "",
"description": "This text get displayed if an input-field is empty and does not have the input-focus (blur). It can be used to show a default value or a kind of help-text."
},
"no_files": {
"name": "No files",
"type": "boolean",
"default": false,
"description": "Suppress attach-files"
},
"search_label": {
"name": "Search label",
"type": "string",
"default": "",
"description": "Label to use for search"
},
"link_label": {
"name": "Link label",
"type": "string",
"default": "Link",
"description": "Label for the link button"
}
},
search_timeout: 200, //ms after change to send query
minimum_characters: 2, // Don't send query unless there's at least this many chars
init: function() {
this._super.apply(this, arguments);
this.div = null;
this.link_button = null;
this.status_span = null;
this.comment = null;
this.link_entry = null;
this.file_upload = null;
this.createInputWidget();
},
destroy: function() {
this._super.apply(this, arguments);
this.link_button = null;
this.status_span = null;
this.comment = null;
this.link_entry.destroy();
this.link_entry = null;
this.file_upload.destroy();
this.file_upload = null;
this.div = null;
},
/**
* Override to provide proper node for sub widgets to go in
*/
getDOMNode: function(_sender) {
if(_sender == this) {
return this.div[0];
} else if (_sender._type == 'link-entry') {
return this.link_div[0];
} else if (_sender._type == 'file') {
return this.file_div[0];
}
},
createInputWidget: function() {
this.div = $j(document.createElement("div")).addClass("et2_link_to");
// One common link button
this.link_button = $j(document.createElement("button"))
.text(egw.lang(this.options.link_label))
.appendTo(this.div).hide()
.click(this, this.createLink);
// Span for indicating status
this.status_span = $j(document.createElement("span"))
.appendTo(this.div).addClass("status").hide();
// Need a div for link-to widget
this.link_div = $j(document.createElement("div")).appendTo(this.div);
// Link comment field
this.comment = $j(document.createElement("input"))
.css("display", "block").css("width","89%")
.appendTo(this.div).hide();
et2_link_entry.prototype.set_blur(egw.lang("Comment..."),this.comment);
// Need a div for file upload widget
this.file_div = $j(document.createElement("div")).appendTo(this.div);
this.setDOMNode(this.div[0]);
},
doLoadingFinished: function() {
this._super.apply(this, arguments);
var self = this;
// Link-to
var link_entry_attrs = {
id: this.id + '_link_entry',
blur: this.options.search_label ? this.options.search_label : egw.lang('Search...'),
query: function() { self.link_button.hide(); self.comment.hide(); return true;},
select: function() {self.link_button.show(); self.comment.show(); return true;}
}
this.link_entry = et2_createWidget("link-entry", link_entry_attrs,this);
// File upload
var file_attrs = {
multiple: true,
id: this.id + '_file',
onFinish: function(event, file_count) {
self.filesUploaded(event);
}
};
this.file_upload = et2_createWidget("file", file_attrs,this);
return true;
},
getValue: function() {
return this.options.value;
},
filesUploaded: function(event) {
var self = this;
this.link_button.show();
// Add some comment fields
this.file_upload.progress.children().each(function() {
var comment = jQuery(document.createElement("input"))
.appendTo(this).hide();
self.link_entry.set_blur(egw.lang("Comment..."),comment);
var comment_icon = jQuery(document.createElement("span"))
.appendTo(this)
.addClass("ui-icon ui-icon-comment")
.click(function() {comment_icon.hide(); comment.toggle();})
});
},
/**
* Create a link using the current internal values
*/
createLink: function(event) {
// Disable link button
event.data.link_button.attr("disabled", true);
var values = event.data.options.value;
var self = event.data;
var links = [];
// Links to other entries
event.data = self.link_entry;
self.link_entry.createLink(event,links);
// Add comment
if(links.length > 0 && self.comment.val() && self.comment.val() != self.comment.attr("placeholder"))
{
for(var i = 0; i < links.length; i++)
{
links[i].remark = self.comment.val();
}
self.comment.val(self.comment.attr("placeholder"));
}
// Files
for(var file in self.file_upload.options.value) {
links.push({
app: 'file',
id: file,
name: self.file_upload.options.value[file].name,
type: self.file_upload.options.value[file].type,
remark: jQuery("li[file='"+self.file_upload.options.value[file].name+"'] > input", self.file_upload.progress)
.filter(function() { return jQuery(this).attr("placeholder") != jQuery(this).val();}).val()
});
}
var request = new egw_json_request("etemplate_widget_link::ajax_link::etemplate",
[values.to_app, values.to_id, links],
this
);
request.sendRequest(true, self._link_result, self);
},
/**
* Sent some links, server has a result
*/
_link_result: function(success) {
if(success) {
this.comment.hide();
this.link_button.hide().attr("disabled", false);
this.status_span.fadeIn().delay(1000).fadeOut();
delete this.options.value.app;
delete this.options.value.id;
for(var file in this.file_upload.options.value) {
delete this.file_upload.options.value[file];
}
this.file_upload.progress.empty();
// Look for a link-list with the same ID, refresh it
var self = this;
this.getRoot().iterateOver(
function(widget) {
if(widget.id == self.id) {
widget._get_links();
}
},
this, et2_link_list
);
}
}
});
et2_register_widget(et2_link_to, ["link-to"]);
var et2_link_entry = et2_valueWidget.extend({
attributes: {
"application": {
"name": "Application",
"type": "string",
"default": egw_getAppName(),
"description": "Limit to the listed application or applications (comma seperated)"
},
"blur": {
"name": "Placeholder",
"type": "string",
"default": "",
"description": "This text get displayed if an input-field is empty and does not have the input-focus (blur). It can be used to show a default value or a kind of help-text."
},
"query": {
"name": "Query callback",
"type": "any",
"default": false,
"description": "Callback before query to server. Must return true, or false to abort query."
},
"select": {
"name": "Select callback",
"type": "any",
"default": false,
"description": "Callback when user selects an option. Must return true, or false to abort normal action."
},
},
search_timeout: 200, //ms after change to send query
minimum_characters: 2, // Don't send query unless there's at least this many chars
init: function() {
this._super.apply(this, arguments);
this.div = null;
this.search = null;
this.app_select = null;
this.comment = null;
if(typeof this.options.value == 'undefined') this.options.value = {};
this.cache = {};
this.createInputWidget();
},
destroy: function() {
this._super.apply(this, arguments);
this.div = null;
this.search.autocomplete("destroy");
this.search = null;
this.app_select = null;
},
createInputWidget: function() {
var self = this;
this.div = $j(document.createElement("div")).addClass("et2_link_entry");
// Application selection
this.app_select = $j(document.createElement("select")).appendTo(this.div)
.change(function(e) {
self.cache = {}; // Clear cache when app changes
self.options.value.app = self.app_select.val();
})
.css("width","39%");
for(var key in this.options.select_options) {
var option = $j(document.createElement("option"))
.attr("value", key)
.text(this.options.select_options[key]);
option.appendTo(this.app_select);
}
self.options.value.app = this.app_select.val();
// Search input
this.search = $j(document.createElement("input")).attr("type", "search")
.css("width","50%")
.appendTo(this.div);
this.set_blur(this.options.blur ? this.options.blur : egw.lang("search"), this.search);
// Autocomplete
this.search.autocomplete({
source: function(request, response) { return self.query(request, response);},
select: function(event, item) { event.data = self; self.select(event,item); return false;},
focus: function(event, item) {
event.stopPropagation();
self.search.val(item.item.label);
return false;
},
minLength: self.minimum_characters,
disabled: self.options.disabled
});
this.setDOMNode(this.div[0]);
},
getDOMNode: function() {
return this.div[0];
},
transformAttributes: function(_attrs) {
this._super.apply(this, arguments);
_attrs["select_options"] = egw.link_app_list('query');
// Check whether the options entry was found, if not read it from the
// content array.
if (_attrs["select_options"] == null)
{
_attrs["select_options"] = this.getArrayMgr('content')
.getEntry("options-" + this.id)
}
// Default to an empty object
if (_attrs["select_options"] == null)
{
_attrs["select_options"] = {};
}
},
getValue: function() {
return this.options.value;
},
set_blur: function(_value, input) {
if(typeof input == 'undefined') input = this.search;
if(_value) {
input.attr("placeholder", _value); // HTML5
if(!input[0].placeholder) {
// Not HTML5
if(input.val() == "") input.val(_value);
input.focus(input,function(e) {
var placeholder = _value;
if(e.data.val() == placeholder) e.data.val("");
}).blur(input, function(e) {
var placeholder = _value;
if(e.data.val() == "") e.data.val(placeholder);
});
if(input.val() == "") input.val(_value);
}
} else {
this.search.removeAttr("placeholder");
}
},
/**
* Ask server for entries matching selected app/type and filtered by search string
*/
query: function(request, response) {
if(request.term in this.cache) {
return response(this.cache[request.term]);
}
// Allow hook / tie in
if(this.options.query && typeof this.options.query == 'function')
{
if(!this.options.query(request, response)) return false;
}
this.search.addClass("loading");
var request = new egw_json_request("etemplate_widget_link::ajax_link_search::etemplate",
[this.app_select.val(), '', request.term],
this
);
this.response = response;
request.sendRequest(true, this._results, this);
},
/**
* User selected a value
*/
select: function(event, selected) {
if(this.options.select && typeof this.options.select == 'function')
{
if(!this.options.select(event, selected)) return false;
}
event.data.options.value.id = selected.item.value;
event.data.search.val(selected.item.label);
},
/**
* Server found some results
*/
_results: function(data) {
this.search.removeClass("loading");
var result = [];
for(var id in data) {
result.push({"value": id, "label":data[id]});
}
this.cache[this.search.val()] = result;
this.response(result);
},
/**
* Create a link using the current internal values
*/
createLink: function(event, _links) {
var values = event.data.options.value;
var self = event.data;
if(typeof _links == 'undefined')
{
links = [];
}
else
{
links = _links;
}
// Links to other entries
if(values.id) {
links.push({
app: values.app,
id: values.id,
});
self.search.val("");
}
// If a link array was passed in, don't make the ajax call
if(typeof _links == 'undefined')
{
var request = new egw_json_request("etemplate_widget_link::ajax_link::etemplate",
[values.to_app, values.to_id, links],
this
);
request.sendRequest(true, self._link_result, self);
}
},
/**
* Sent some links, server has a result
*/
_link_result: function(success) {
if(success) {
this.comment.hide();
this.link_button.hide().attr("disabled", false);
this.status_span.fadeIn().delay(1000).fadeOut();
delete this.options.value.app;
delete this.options.value.id;
}
}
});
et2_register_widget(et2_link_entry, ["link-entry"]);
/**
* UI widget for a single (read-only) link
*/
var et2_link = et2_valueWidget.extend([et2_IDetachedDOM], {
attributes: {
"application": {
"name": "Application",
"type": "string",
"default": "",
"description": "Use the given application, so you can pass just the ID for value"
},
"value": {
description: "Array with keys app, id, and optionally title",
type: "any"
}
},
init: function() {
this._super.apply(this, arguments);
this.node = $j(document.createElement("span"))
.addClass("et2_link");
if(this.options.class) this.node.addClass(this.options.class);
this.setDOMNode(this.node[0]);
},
destroy: function() {
this.node.unbind();
this.node = null;
},
set_value: function(_value) {
if(!_value || !_value.title) {
this.node.text("").unbind();
return;
}
if(typeof _value != 'object' && !this.options.application)
{
console.warn("Bad value for link widget. Need an object with keys 'app', 'id', and optionally 'title'", _value);
return;
}
if(!_value.title) {
var title = egw.link_title(_value.id, _value.app, this.set_value, this);
if(title != null) {
_value.title = title;
}
else
{
// Title will be fetched from server and then set
return;
}
}
this.node.text(_value.title).unbind()
.click( function(){egw.open(_value.id, _value.app, "edit", _value.extra);});
},
/**
* Creates a list of attributes which can be set when working in the
* "detached" mode. The result is stored in the _attrs array which is provided
* by the calling code.
*/
getDetachedAttributes: function(_attrs) {
_attrs.push("value");
},
/**
* Returns an array of DOM nodes. The (relatively) same DOM-Nodes have to be
* passed to the "setDetachedAttributes" function in the same order.
*/
getDetachedNodes: function() {
return [this.node];
},
/**
* Sets the given associative attribute->value array and applies the
* attributes to the given DOM-Node.
*
* @param _nodes is an array of nodes which have to be in the same order as
* the nodes returned by "getDetachedNodes"
* @param _values is an associative array which contains a subset of attributes
* returned by the "getDetachedAttributes" function and sets them to the
* given values.
*/
setDetachedAttributes: function(_nodes, _values) {
this.node = $j(_nodes[0]);
this.set_value(_values["value"]);
}
});
et2_register_widget(et2_link, ["link"]);
/**
* UI widget for one or more links, comma separated
*/
var et2_link_string = et2_valueWidget.extend([et2_IDetachedDOM], {
attributes: {
"application": {
"name": "Application",
"type": "string",
"default": "",
"description": "Use the given application, so you can pass just the ID for value"
},
"value": {
"description": "Either an array of link information (see egw_link::link()) or array with keys to_app and to_id",
"type": "any"
},
"only_app": {
"name": "Application filter",
"type": "string",
"default": "",
"description": "Appname, eg. 'projectmananager' to list only linked projects"
},
"link_type": {
"name": "Type filter",
"type": "string",
"default":"",
"description": "Sub-type key to list only entries of that type"
}
},
init: function() {
this._super.apply(this, arguments);
this.list = $j(document.createElement("ul"))
.addClass("et2_link_string");
if(this.options.class) this.node.addClass(this.options.class);
this.setDOMNode(this.list[0]);
},
destroy: function() {
this._super.apply(this, arguments);
this.node.children().unbind();
},
set_value: function(_value) {
// Get data
if(!_value || _value == null) return;
if(!_value.to_app && this.options.application) _value.to_app = this.options.application;
if(typeof _value == 'object' && _value.to_app && _value.to_id)
{
this.value = _value;
this._get_links();
return;
}
if(_value.length > 0) {
// Have full info
// Don't store new value, just update display
this.list.empty();
// Make new links
for(var i = 0; i < _value.length; i++)
{
if(!this.options.only_app || this.options.only_app && _value[i].app == this.options.only_app)
{
this._add_link(_value[i]);
}
}
}
},
_get_links: function() {
var _value = this.value;
// Just IDs - get from server
if(this.options.only_app)
{
_value.only_app = this.options.only_app;
}
egw.jsonq('etemplate.etemplate_widget_link.ajax_link_list', [_value], this.set_value, this);
return;
},
_add_link: function(_link_data) {
if(!_link_data.title) {
// No callback yet, need something to do with it
var title = egw.link_title(_link_data.app, _link_data.id);
// Need to set it to something, or call to text() will return current value
if(title == null || title == false) _link_data.title = "";
}
var link = $j(document.createElement("li"))
.appendTo(this.list)
.text(_link_data.title)
.addClass("et2_link")
.click( function(){egw.open(_link_data.id, _link_data.app, "edit", _link_data.extra);});
// Now that link is created, get title from server & update
if(!_link_data.title) {
egw.link_title(_link_data.app, _link_data.id, function(title) {this.text(title);}, link);
}
},
/**
* Creates a list of attributes which can be set when working in the
* "detached" mode. The result is stored in the _attrs array which is provided
* by the calling code.
*/
getDetachedAttributes: function(_attrs) {
_attrs.push("value");
},
/**
* Returns an array of DOM nodes. The (relatively) same DOM-Nodes have to be
* passed to the "setDetachedAttributes" function in the same order.
*/
getDetachedNodes: function() {
return [this.list[0]];
},
/**
* Sets the given associative attribute->value array and applies the
* attributes to the given DOM-Node.
*
* @param _nodes is an array of nodes which have to be in the same order as
* the nodes returned by "getDetachedNodes"
* @param _values is an associative array which contains a subset of attributes
* returned by the "getDetachedAttributes" function and sets them to the
* given values.
*/
setDetachedAttributes: function(_nodes, _values) {
this.list = $j(_nodes[0]);
this.set_value(_values["value"]);
}
});
et2_register_widget(et2_link_string, ["link-string"]);
/**
* UI widget for one or more links in a list (table)
*/
var et2_link_list = et2_link_string.extend({
attributes: {
"show_deleted": {
"name": "Show deleted",
"type": "boolean",
"default": false,
"description": "Show links that are marked as deleted, being held for purge"
}
},
init: function() {
this._super.apply(this, arguments);
this.list = $j(document.createElement("table"))
.addClass("et2_link_list");
if(this.options.class) this.node.addClass(this.options.class);
this.setDOMNode(this.list[0]);
},
_add_link: function(_link_data) {
var row = $j(document.createElement("tr"))
.appendTo(this.list)
// Icon
//TODO: Needs vfs widget
var icon = $j(document.createElement("td"))
.appendTo(row)
.addClass("icon");
if(_link_data.icon)
{
var icon_widget = et2_createWidget("image");
icon_widget.set_src(_link_data.icon);
icon.append(icon_widget.getDOMNode());
}
var columns = ['app','title','remark'];
for(var i = 0; i < columns.length; i++) {
$j(document.createElement("td"))
.appendTo(row)
.addClass(columns[i])
.text(_link_data[columns[i]])
.click( function(){egw.open(_link_data.id, _link_data.app, "edit", _link_data.extra);});
}
// Date
/*
var date_row = $j(document.createElement("td"))
.appendTo(row);
if(_link_data.lastmod)
{
var date_widget = et2_createWidget("date-since");
date_widget.set_value(_link_data.lastmod);
date_row.append(date_widget.getDOMNode());
}
*/
// Delete
var delete_button = $j(document.createElement("td"))
.appendTo(row)
.addClass("delete icon")
.bind( 'click', function(){
delete_button.addClass("loading").removeClass("delete");
new egw_json_request("etemplate.etemplate_widget_link.ajax_delete", [_link_data.link_id])
.sendRequest(true, function(data) { if(data) {row.slideUp(row.remove);}});
});
}
});
et2_register_widget(et2_link_list, ["link-list"]);