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renderjs
renderjs
Commit a86fa637 authored by Romain Courteaud's avatar Romain Courteaud
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Fix indentation

parent 55e79740
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renderjs.js
View file @ a86fa637
/*! RenderJs v0.2 */
/*global console, require, $, localStorage, document, jIO */
/*jslint evil: true, white: true */
/*jslint evil: true, indent: 2, maxerr: 3 */
"use strict";
/*
* RenderJs - Generic Gadget library renderer.
......@@ -40,8 +40,8 @@ var RENDERJS_ENABLE_IMPLICIT_ROUTE_CREATE = true;
// fallback for IE
if (console === undefined || console.log === undefined) {
var console = {};
console.log = function () {};
var console = {};
console.log = function () {};
}
/**
......@@ -53,7 +53,7 @@ var RenderJs = (function () {
// a variable indicating if current gadget loading is over or not
var is_ready = false, current_gadget;
function setSelfGadget (gadget) {
function setSelfGadget(gadget) {
/*
* Only used internally to set current gadget being executed.
*/
......@@ -62,826 +62,848 @@ var RenderJs = (function () {
return {
init: function () {
/*
* Do all initialization
*/
if (RENDERJS_ENABLE_IMPLICIT_GADGET_RENDERING) {
RenderJs.bootstrap($('body'));
init: function () {
/*
* Do all initialization
*/
if (RENDERJS_ENABLE_IMPLICIT_GADGET_RENDERING) {
RenderJs.bootstrap($('body'));
}
var root_gadget = RenderJs.GadgetIndex.getRootGadget();
if (RENDERJS_ENABLE_IMPLICIT_INTERACTION_BIND || RENDERJS_ENABLE_IMPLICIT_ROUTE_CREATE) {
// We might have a page without gadgets.
// Be careful, right now we can be in this case because
// asynchronous gadget loading is not finished
if (root_gadget !== undefined) {
RenderJs.bindReady(
function () {
if (RENDERJS_ENABLE_IMPLICIT_INTERACTION_BIND) {
// examine all Intaction Gadgets and bind accordingly
RenderJs.InteractionGadget.init();
}
if (RENDERJS_ENABLE_IMPLICIT_ROUTE_CREATE) {
// create all routes between gadgets
RenderJs.RouteGadget.init();
}
}
);
}
var root_gadget = RenderJs.GadgetIndex.getRootGadget();
if (RENDERJS_ENABLE_IMPLICIT_INTERACTION_BIND||RENDERJS_ENABLE_IMPLICIT_ROUTE_CREATE) {
// We might have a page without gadgets.
// Be careful, right now we can be in this case because
// asynchronous gadget loading is not finished
if (root_gadget !== undefined) {
RenderJs.bindReady(
function () {
if (RENDERJS_ENABLE_IMPLICIT_INTERACTION_BIND) {
// examine all Intaction Gadgets and bind accordingly
RenderJs.InteractionGadget.init();
}
if (RENDERJS_ENABLE_IMPLICIT_ROUTE_CREATE) {
// create all routes between gadgets
RenderJs.RouteGadget.init();
}
});
}
},
bootstrap: function (root) {
/*
* Load all gadgets for this DOM element
* (including recursively contained ones)
*/
var gadget_id, is_gadget;
gadget_id = root.attr("id");
is_gadget = root.attr("data-gadget") !== undefined;
// this will make RenderJs fire "ready" event when all gadgets are loaded.
RenderJs.setReady(false);
if (is_gadget && gadget_id !== undefined) {
// bootstart root gadget only if it is indeed a gadget
RenderJs.loadGadget(root);
}
RenderJs.loadRecursiveGadget(root);
},
loadRecursiveGadget: function (root) {
/*
* Load all contained gadgets inside passed DOM element.
*/
var gadget_list, gadget, gadget_id, gadget_js;
gadget_list = root.find("[data-gadget]");
// register all gadget in advance so checkAndTriggerReady
// can have accurate information for list of all gadgets
gadget_list.each(function () {
gadget = $(this);
gadget_id = gadget.attr("id");
gadget_js = new RenderJs.Gadget(gadget_id, gadget);
RenderJs.GadgetIndex.registerGadget(gadget_js);
});
// Load chilren
gadget_list.each(function () {
RenderJs.loadGadget($(this));
});
},
setGadgetAndRecurse: function (gadget, data) {
/*
* Set gadget data and recursively load it in case it holds another
* gadgets.
*/
// set current gadget as being loaded so gadget instance itself knows which gadget it is
setSelfGadget(RenderJs.GadgetIndex.getGadgetById(gadget.attr("id")));
gadget.append(data);
// reset as no longer current gadget
setSelfGadget(undefined);
// a gadget may contain sub gadgets
RenderJs.loadRecursiveGadget(gadget);
},
getSelfGadget: function () {
/*
* Get current gadget being loaded
* This function must be used with care as it relies on Javascript nature of being a single
* threaded application. Currently current gadget is set in a global RenderJs variable
* before its HTML is inserted into DOM and if multiple threads were running (which is not the case currently)
* this could lead to reace conditions and unreliable getSelfGadget results.
* Additionally this function is available only at gadget's script load time - i.e.
* it can't be used in after that calls. In this case gagdget can save this value internally.
*/
return current_gadget;
},
loadGadget: function (gadget) {
/*
* Load gadget's SPECs from URL
*/
var url, gadget_id, gadget_property, cacheable, cache_id,
i, gadget_index, gadget_index_id,
app_cache, data, gadget_js, is_update_gadget_data_running;
url = gadget.attr("data-gadget");
gadget_id = gadget.attr("id");
gadget_js = RenderJs.GadgetIndex.getGadgetById(gadget_id);
gadget_index = RenderJs.GadgetIndex.getGadgetList();
if (gadget_js === undefined) {
// register gadget in javascript namespace if not already registered
gadget_js = new RenderJs.Gadget(gadget_id, gadget);
RenderJs.GadgetIndex.registerGadget(gadget_js);
}
if (gadget_js.isReady()) {
// avoid loading again gadget which was loaded before in same page
return;
}
// update Gadget's instance with contents of "data-gadget-property"
gadget_property = gadget.attr("data-gadget-property");
if (gadget_property !== undefined) {
gadget_property = $.parseJSON(gadget_property);
$.each(gadget_property, function (key, value) {
gadget_js[key] = value;
});
}
if (url !== undefined && url !== "") {
cacheable = gadget.attr("data-gadget-cacheable");
cache_id = gadget.attr("data-gadget-cache-id");
if (cacheable !== undefined && cache_id !== undefined) {
cacheable = Boolean(parseInt(cacheable, 10));
}
//cacheable = false ; // to develop faster
if (cacheable) {
// get from cache if possible, use last part from URL as
// cache_key
app_cache = RenderJs.Cache.get(cache_id, undefined);
if (app_cache === undefined || app_cache === null) {
// not in cache so we pull from network and cache
$.ajax({
url: url,
yourCustomData: {
"gadget_id": gadget_id,
"cache_id": cache_id
},
success: function (data) {
cache_id = this.yourCustomData.cache_id;
gadget_id = this.yourCustomData.gadget_id;
RenderJs.Cache.set(cache_id, data);
RenderJs.GadgetIndex.getGadgetById(gadget_id).
setReady();
RenderJs.setGadgetAndRecurse(gadget, data);
RenderJs.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
});
} else {
// get from cache
data = app_cache;
gadget_js.setReady();
this.setGadgetAndRecurse(gadget, data);
this.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
} else {
// not to be cached
$.ajax({
url: url,
yourCustomData: {"gadget_id": gadget_id},
success: function (data) {
gadget_id = this.yourCustomData.gadget_id;
RenderJs.GadgetIndex.getGadgetById(gadget_id).
setReady();
RenderJs.setGadgetAndRecurse(gadget, data);
RenderJs.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
});
}
} else {
// gadget is an inline (InteractorGadget or one using
// data-gadget-source / data-gadget-handler) so no need
// to load it from network
is_update_gadget_data_running = RenderJs.updateGadgetData(gadget);
if (!is_update_gadget_data_running) {
// no update is running so gadget is basically ready
// if update is running then it should take care and set status
gadget_js.setReady();
}
},
RenderJs.checkAndTriggerReady();
}
},
isReady: function () {
/*
* Get rendering status
*/
return is_ready;
},
setReady: function (value) {
/*
* Update rendering status
*/
is_ready = value;
},
bindReady: function (ready_function) {
/*
* Bind a function on ready gadget loading.
*/
$("body").one("ready", ready_function);
},
checkAndTriggerReady: function () {
/*
* Trigger "ready" event only if all gadgets were marked as "ready"
*/
var is_gadget_list_loaded;
is_gadget_list_loaded = RenderJs.GadgetIndex.isGadgetListLoaded();
if (is_gadget_list_loaded) {
if (!RenderJs.isReady()) {
// backwards compatability with already written code
RenderJs.GadgetIndex.getRootGadget().getDom().
trigger("ready");
// trigger ready on root body element
$("body").trigger("ready");
// this set will make sure we fire this event only once
RenderJs.setReady(true);
}
}
return is_gadget_list_loaded;
},
updateGadgetData: function (gadget) {
/*
* Gadget can be updated from "data-gadget-source" (i.e. a json)
* and "data-gadget-handler" attributes (i.e. a namespace Javascript)
*/
var data_source, data_handler;
data_source = gadget.attr("data-gadget-source");
data_handler = gadget.attr("data-gadget-handler");
// acquire data and pass it to method handler
if (data_source !== undefined && data_source !== "") {
$.ajax({
url: data_source,
dataType: "json",
yourCustomData: {"data_handler": data_handler,
"gadget_id": gadget.attr("id")},
success: function (result) {
var data_handler, gadget_id;
data_handler = this.yourCustomData.data_handler;
gadget_id = this.yourCustomData.gadget_id;
if (data_handler !== undefined) {
// eval is not nice to use
eval(data_handler + "(result)");
gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
// mark gadget as loaded and fire a check
// to see if all gadgets are loaded
gadget.setReady();
RenderJs.checkAndTriggerReady();
}
}
});
// asynchronous update happens and respective thread will update status
return true;
}
return false;
},
addGadget: function (dom_id, gadget_id, gadget, gadget_data_handler,
gadget_data_source, bootstrap) {
/*
* add new gadget and render it
*/
var html_string, tab_container, tab_gadget;
tab_container = $('#' + dom_id);
tab_container.empty();
html_string = [
'<div id="' + gadget_id + '"',
'data-gadget="' + gadget + '"',
'data-gadget-handler="' + gadget_data_handler + '" ',
'data-gadget-source="' + gadget_data_source + '"></div>'
].join('\n');
tab_container.append(html_string);
tab_gadget = tab_container.find('#' + gadget_id);
// render new gadget
if (bootstrap !== false) {
RenderJs.bootstrap(tab_container);
}
return tab_gadget;
},
Cache: (function () {
/*
* Generic cache implementation that can fall back to local
* namespace storage if no "modern" storage like localStorage
* is available
*/
return {
ROOT_CACHE_ID: 'APP_CACHE',
getCacheId: function (cache_id) {
/*
* We should have a way to 'purge' localStorage by setting a
* ROOT_CACHE_ID in all browser instances
*/
return this.ROOT_CACHE_ID + cache_id;
},
bootstrap: function (root) {
hasLocalStorage: function () {
/*
* Load all gadgets for this DOM element
* (including recursively contained ones)
* Feature test if localStorage is supported
*/
var gadget_id, is_gadget;
gadget_id = root.attr("id");
is_gadget = root.attr("data-gadget") !== undefined;
// this will make RenderJs fire "ready" event when all gadgets are loaded.
RenderJs.setReady(false);
if (is_gadget && gadget_id !== undefined ) {
// bootstart root gadget only if it is indeed a gadget
RenderJs.loadGadget(root);
var mod;
mod = 'localstorage_test_12345678';
try {
localStorage.setItem(mod, mod);
localStorage.removeItem(mod);
return true;
} catch (e) {
return false;
}
},
get: function (cache_id, default_value) {
/* Get cache key value */
cache_id = this.getCacheId(cache_id);
if (this.hasLocalStorage()) {
return this.LocalStorageCachePlugin.
get(cache_id, default_value);
}
RenderJs.loadRecursiveGadget(root);
},
//fallback to javscript namespace cache
return this.NameSpaceStorageCachePlugin.
get(cache_id, default_value);
},
set: function (cache_id, data) {
/* Set cache key value */
cache_id = this.getCacheId(cache_id);
if (this.hasLocalStorage()) {
this.LocalStorageCachePlugin.set(cache_id, data);
} else {
this.NameSpaceStorageCachePlugin.set(cache_id, data);
}
},
loadRecursiveGadget: function (root) {
LocalStorageCachePlugin: (function () {
/*
* Load all contained gadgets inside passed DOM element.
* This plugin saves using HTML5 localStorage.
*/
var gadget_list, gadget, gadget_id, gadget_js;
gadget_list = root.find("[data-gadget]");
// register all gadget in advance so checkAndTriggerReady
// can have accurate information for list of all gadgets
gadget_list.each(function () {
gadget = $(this);
gadget_id = gadget.attr("id");
gadget_js = new RenderJs.Gadget(gadget_id, gadget);
RenderJs.GadgetIndex.registerGadget(gadget_js);
});
return {
get: function (cache_id, default_value) {
/* Get cache key value */
if (localStorage.getItem(cache_id) !== null) {
return JSON.parse(localStorage.getItem(cache_id));
}
return default_value;
},
// Load chilren
gadget_list.each(function () {
RenderJs.loadGadget($(this));
});
},
set: function (cache_id, data) {
/* Set cache key value */
localStorage.setItem(cache_id, JSON.stringify(data));
}
};
}()),
setGadgetAndRecurse: function (gadget, data) {
NameSpaceStorageCachePlugin: (function () {
/*
* Set gadget data and recursively load it in case it holds another
* gadgets.
* This plugin saves within current page namespace.
*/
// set current gadget as being loaded so gadget instance itself knows which gadget it is
setSelfGadget(RenderJs.GadgetIndex.getGadgetById(gadget.attr("id")));
gadget.append(data);
// reset as no longer current gadget
setSelfGadget(undefined);
// a gadget may contain sub gadgets
RenderJs.loadRecursiveGadget(gadget);
},
getSelfGadget: function () {
/*
* Get current gadget being loaded
* This function must be used with care as it relies on Javascript nature of being a single
* threaded application. Currently current gadget is set in a global RenderJs variable
* before its HTML is inserted into DOM and if multiple threads were running (which is not the case currently)
* this could lead to reace conditions and unreliable getSelfGadget results.
* Additionally this function is available only at gadget's script load time - i.e.
* it can't be used in after that calls. In this case gagdget can save this value internally.
*/
return current_gadget;
},
var namespace = {};
loadGadget: function (gadget) {
return {
get: function (cache_id, default_value) {
/* Get cache key value */
return namespace[cache_id];
},
set: function (cache_id, data) {
/* Set cache key value */
namespace[cache_id] = data;
}
};
}())
};
}()),
Gadget: function (gadget_id, dom) {
/*
* Javascript Gadget representation
*/
this.id = gadget_id;
this.dom = dom;
this.is_ready = false;
},
TabbularGadget: (function () {
/*
* Generic tabular gadget
*/
var gadget_list = [];
return {
toggleVisibility: function (visible_dom) {
/*
* Load gadget's SPECs from URL
* Set tab as active visually and mark as not active rest.
*/
var url, gadget_id, gadget_property, cacheable, cache_id,
i, gadget_index, gadget_index_id,
app_cache, data, gadget_js, is_update_gadget_data_running;
url = gadget.attr("data-gadget");
gadget_id = gadget.attr("id");
gadget_js = RenderJs.GadgetIndex.getGadgetById(gadget_id);
gadget_index = RenderJs.GadgetIndex.getGadgetList();
if (gadget_js === undefined) {
// register gadget in javascript namespace if not already registered
gadget_js = new RenderJs.Gadget(gadget_id, gadget);
RenderJs.GadgetIndex.registerGadget(gadget_js);
}
if (gadget_js.isReady()) {
// avoid loading again gadget which was loaded before in same page
return ;
}
$(".selected").addClass("not_selected");
$(".selected").removeClass("selected");
visible_dom.addClass("selected");
visible_dom.removeClass("not_selected");
},
addNewTabGadget: function (dom_id, gadget_id, gadget, gadget_data_handler,
gadget_data_source, bootstrap) {
/*
* add new gadget and render it
*/
var tab_gadget;
tab_gadget = RenderJs.addGadget(
dom_id,
gadget_id,
gadget,
gadget_data_handler,
gadget_data_source,
bootstrap
);
// we should unregister all gadgets part of this TabbularGadget
$.each(gadget_list,
function (index, gadget_id) {
var gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
gadget.remove();
// update list of root gadgets inside TabbularGadget
gadget_list.splice($.inArray(gadget_id, gadget_list), 1);
}
);
// add it as root gadget
gadget_list.push(tab_gadget.attr("id"));
}
};
}()),
// update Gadget's instance with contents of "data-gadget-property"
gadget_property = gadget.attr("data-gadget-property");
if (gadget_property !== undefined) {
gadget_property = $.parseJSON(gadget_property);
$.each(gadget_property, function (key, value) {
gadget_js[key] = value;
});
}
GadgetIndex: (function () {
/*
* Generic gadget index placeholder
*/
var gadget_list = [];
if (url !== undefined && url !== "") {
cacheable = gadget.attr("data-gadget-cacheable");
cache_id = gadget.attr("data-gadget-cache-id");
if (cacheable !== undefined && cache_id !== undefined) {
cacheable = Boolean(parseInt(cacheable, 10));
}
//cacheable = false ; // to develop faster
if (cacheable) {
// get from cache if possible, use last part from URL as
// cache_key
app_cache = RenderJs.Cache.get(cache_id, undefined);
if (app_cache === undefined || app_cache === null) {
// not in cache so we pull from network and cache
$.ajax({
url: url,
yourCustomData: {
"gadget_id": gadget_id,
"cache_id": cache_id
},
success: function (data) {
cache_id = this.yourCustomData.cache_id;
gadget_id = this.yourCustomData.gadget_id;
RenderJs.Cache.set(cache_id, data);
RenderJs.GadgetIndex.getGadgetById(gadget_id).
setReady();
RenderJs.setGadgetAndRecurse(gadget, data);
RenderJs.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
});
} else {
// get from cache
data = app_cache;
gadget_js.setReady();
this.setGadgetAndRecurse(gadget, data);
this.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
} else {
// not to be cached
$.ajax({
url: url,
yourCustomData: {"gadget_id": gadget_id},
success: function (data) {
gadget_id = this.yourCustomData.gadget_id;
RenderJs.GadgetIndex.getGadgetById(gadget_id).
setReady();
RenderJs.setGadgetAndRecurse(gadget, data);
RenderJs.checkAndTriggerReady();
RenderJs.updateGadgetData(gadget);
}
});
}
}
else {
// gadget is an inline (InteractorGadget or one using
// data-gadget-source / data-gadget-handler) so no need
// to load it from network
is_update_gadget_data_running = RenderJs.updateGadgetData(gadget);
if (!is_update_gadget_data_running) {
// no update is running so gadget is basically ready
// if update is running then it should take care and set status
gadget_js.setReady();
}
RenderJs.checkAndTriggerReady();
}
},
return {
isReady: function () {
getGadgetIdListFromDom: function (dom) {
/*
* Get rendering status
* Get list of all gadget's ID from DOM
*/
return is_ready;
},
setReady: function (value) {
var gadget_id_list = [];
$.each(dom.find('[data-gadget]'),
function (index, value) {
gadget_id_list.push($(value).attr("id"));
}
);
return gadget_id_list;
},
setGadgetList: function (gadget_list_value) {
/*
* Update rendering status
* Set list of registered gadgets
*/
is_ready = value;
},
gadget_list = gadget_list_value;
},
bindReady: function (ready_function) {
getGadgetList: function () {
/*
* Bind a function on ready gadget loading.
* Return list of registered gadgets
*/
$("body").one("ready", ready_function);
},
return gadget_list;
},
checkAndTriggerReady: function () {
registerGadget: function (gadget) {
/*
* Trigger "ready" event only if all gadgets were marked as "ready"
* Register gadget
*/
var is_gadget_list_loaded;
is_gadget_list_loaded = RenderJs.GadgetIndex.isGadgetListLoaded();
if (is_gadget_list_loaded) {
if (!RenderJs.isReady()) {
// backwards compatability with already written code
RenderJs.GadgetIndex.getRootGadget().getDom().
trigger("ready");
// trigger ready on root body element
$("body").trigger("ready");
// this set will make sure we fire this event only once
RenderJs.setReady(true);
}
if (RenderJs.GadgetIndex.getGadgetById(gadget.id) === undefined) {
// register only if not already added
gadget_list.push(gadget);
}
return is_gadget_list_loaded;
},
},
updateGadgetData: function (gadget) {
unregisterGadget: function (gadget) {
/*
* Gadget can be updated from "data-gadget-source" (i.e. a json)
* and "data-gadget-handler" attributes (i.e. a namespace Javascript)
* Unregister gadget
*/
var data_source, data_handler;
data_source = gadget.attr("data-gadget-source");
data_handler = gadget.attr("data-gadget-handler");
// acquire data and pass it to method handler
if (data_source !== undefined && data_source !== "") {
$.ajax({
url: data_source,
dataType: "json",
yourCustomData: {"data_handler": data_handler,
"gadget_id": gadget.attr("id")},
success: function (result) {
var data_handler, gadget_id;
data_handler = this.yourCustomData.data_handler;
gadget_id = this.yourCustomData.gadget_id;
if (data_handler !== undefined) {
// eval is not nice to use
eval(data_handler + "(result)");
gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
// mark gadget as loaded and fire a check
// to see if all gadgets are loaded
gadget.setReady();
RenderJs.checkAndTriggerReady();
}
}
});
// asynchronous update happens and respective thread will update status
return true;
var index = $.inArray(gadget, gadget_list);
if (index !== -1) {
gadget_list.splice(index, 1);
}
return false;
},
},
addGadget: function (dom_id, gadget_id, gadget, gadget_data_handler,
gadget_data_source, bootstrap) {
getGadgetById: function (gadget_id) {
/*
* add new gadget and render it
* Get gadget javascript representation by its Id
*/
var html_string, tab_container, tab_gadget;
tab_container = $('#' + dom_id);
tab_container.empty();
html_string = [
'<div id="' + gadget_id + '"',
'data-gadget="' + gadget + '"',
'data-gadget-handler="' + gadget_data_handler + '" ',
'data-gadget-source="' + gadget_data_source + '"></div>'
].join('\n');
tab_container.append(html_string);
tab_gadget = tab_container.find('#' + gadget_id);
// render new gadget
if (bootstrap !== false) {
RenderJs.bootstrap(tab_container);
}
return tab_gadget;
},
var gadget;
gadget = undefined;
$(RenderJs.GadgetIndex.getGadgetList()).each(
function (index, value) {
if (value.getId() === gadget_id) {
gadget = value;
}
}
);
return gadget;
},
Cache: (function () {
getRootGadget: function () {
/*
* Generic cache implementation that can fall back to local
* namespace storage if no "modern" storage like localStorage
* is available
* Return root gadget (always first one in list)
*/
return {
ROOT_CACHE_ID: 'APP_CACHE',
getCacheId: function (cache_id) {
/*
* We should have a way to 'purge' localStorage by setting a
* ROOT_CACHE_ID in all browser instances
*/
return this.ROOT_CACHE_ID + cache_id;
},
hasLocalStorage: function () {
/*
* Feature test if localStorage is supported
*/
var mod;
mod = 'localstorage_test_12345678';
try {
localStorage.setItem(mod, mod);
localStorage.removeItem(mod);
return true;
} catch (e) {
return false;
}
},
get: function (cache_id, default_value) {
/* Get cache key value */
cache_id = this.getCacheId(cache_id);
if (this.hasLocalStorage()) {
return this.LocalStorageCachePlugin.
get(cache_id, default_value);
}
//fallback to javscript namespace cache
return this.NameSpaceStorageCachePlugin.
get(cache_id, default_value);
},
return this.getGadgetList()[0];
},
set: function (cache_id, data) {
/* Set cache key value */
cache_id = this.getCacheId(cache_id);
if (this.hasLocalStorage()) {
this.LocalStorageCachePlugin.set(cache_id, data);
} else {
this.NameSpaceStorageCachePlugin.set(cache_id, data);
}
},
LocalStorageCachePlugin: (function () {
/*
* This plugin saves using HTML5 localStorage.
*/
return {
get: function (cache_id, default_value) {
/* Get cache key value */
if (localStorage.getItem(cache_id) !== null) {
return JSON.parse(localStorage.getItem(cache_id));
}
return default_value;
},
set: function (cache_id, data) {
/* Set cache key value */
localStorage.setItem(cache_id, JSON.stringify(data));
}
};
}()),
NameSpaceStorageCachePlugin: (function () {
/*
* This plugin saves within current page namespace.
*/
var namespace = {};
return {
get: function (cache_id, default_value) {
/* Get cache key value */
return namespace[cache_id];
},
set: function (cache_id, data) {
/* Set cache key value */
namespace[cache_id] = data;
}
};
}())
};
}()),
Gadget: function (gadget_id, dom) {
isGadgetListLoaded: function () {
/*
* Javascript Gadget representation
* Return True if all gadgets were loaded from network or
* cache
*/
this.id = gadget_id;
this.dom = dom;
this.is_ready = false;
},
var result;
result = true;
$(this.getGadgetList()).each(
function (index, value) {
if (value.isReady() === false) {
result = false;
}
}
);
return result;
}
};
}()),
GadgetCatalog : (function () {
/*
* Gadget catalog provides API to get list of gadgets from a repository
*/
var cache_id = "setGadgetIndexUrlList";
function updateGadgetIndexFromURL(url) {
// split to base and document url
var url_list = url.split('/'),
document_url = url_list[url_list.length - 1],
d = url_list.splice($.inArray(document_url, url_list), 1),
base_url = url_list.join('/'),
web_dav = jIO.newJio({
"type": "dav",
"username": "",
"password": "",
"url": base_url
});
web_dav.get(document_url,
function (err, response) {
RenderJs.Cache.set(url, response);
});
}
TabbularGadget: (function () {
return {
updateGadgetIndex: function () {
/*
* Generic tabular gadget
* Update gadget index from all configured remote repositories.
*/
var gadget_list = [];
return {
toggleVisibility: function (visible_dom) {
/*
* Set tab as active visually and mark as not active rest.
*/
$(".selected").addClass("not_selected");
$(".selected").removeClass("selected");
visible_dom.addClass("selected");
visible_dom.removeClass("not_selected");
},
$.each(RenderJs.GadgetCatalog.getGadgetIndexUrlList(),
function (index, value) {
updateGadgetIndexFromURL(value);
});
},
addNewTabGadget: function (dom_id, gadget_id, gadget, gadget_data_handler,
gadget_data_source, bootstrap) {
/*
* add new gadget and render it
*/
var tab_gadget;
tab_gadget = RenderJs.addGadget(
dom_id, gadget_id, gadget, gadget_data_handler, gadget_data_source, bootstrap
);
setGadgetIndexUrlList: function (url_list) {
/*
* Set list of Gadget Index repositories.
*/
// store in Cache (html5 storage)
RenderJs.Cache.set(cache_id, url_list);
},
// we should unregister all gadgets part of this TabbularGadget
$.each(gadget_list,
function (index, gadget_id) {
var gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
gadget.remove();
// update list of root gadgets inside TabbularGadget
gadget_list.splice($.inArray(gadget_id, gadget_list), 1);
}
);
// add it as root gadget
gadget_list.push(tab_gadget.attr("id"));
}
};
}()),
getGadgetIndexUrlList: function () {
/*
* Get list of Gadget Index repositories.
*/
// get from Cache (html5 storage)
return RenderJs.Cache.get(cache_id, undefined);
},
GadgetIndex: (function () {
getGadgetListThatProvide: function (service) {
/*
* Generic gadget index placeholder
* Return list of all gadgets that providen a given service.
* Read this list from data structure created in HTML5 local
* storage by updateGadgetIndexFromURL
*/
// get from Cache stored index and itterate over it
// to find matching ones
var gadget_list = [];
return {
getGadgetIdListFromDom: function (dom) {
/*
* Get list of all gadget's ID from DOM
*/
var gadget_id_list = [];
$.each(dom.find('[data-gadget]'),
function (index, value) {
gadget_id_list.push($(value).attr("id"));}
);
return gadget_id_list;
},
setGadgetList: function (gadget_list_value) {
/*
* Set list of registered gadgets
*/
gadget_list = gadget_list_value;
},
getGadgetList: function () {
/*
* Return list of registered gadgets
*/
return gadget_list;
},
registerGadget: function (gadget) {
/*
* Register gadget
*/
if (RenderJs.GadgetIndex.getGadgetById(gadget.id) === undefined) {
// register only if not already added
$.each(RenderJs.GadgetCatalog.getGadgetIndexUrlList(),
function (index, url) {
// get repos from cache
var cached_repo = RenderJs.Cache.get(url);
$.each(cached_repo.gadget_list,
function (index, gadget) {
if ($.inArray(service, gadget.service_list) > -1) {
// gadget provides a service, add to list
gadget_list.push(gadget);
}
},
unregisterGadget: function (gadget) {
/*
* Unregister gadget
*/
var index = $.inArray(gadget, gadget_list);
if (index !== -1) {
gadget_list.splice(index, 1);
}
},
getGadgetById: function (gadget_id) {
/*
* Get gadget javascript representation by its Id
*/
var gadget;
gadget = undefined;
$(RenderJs.GadgetIndex.getGadgetList()).each(
function (index, value) {
if (value.getId() === gadget_id) {
gadget = value;
}
}
}
);
return gadget;
},
});
return gadget_list;
},
getRootGadget: function () {
/*
* Return root gadget (always first one in list)
*/
return this.getGadgetList()[0];
},
registerServiceList: function (gadget, service_list) {
/*
* Register a service provided by a gadget.
*/
}
};
}()),
isGadgetListLoaded: function () {
/*
* Return True if all gadgets were loaded from network or
* cache
*/
var result;
result = true;
$(this.getGadgetList()).each(
function (index, value) {
if (value.isReady() === false) {
result = false;
}
}
);
return result;
}
};
}()),
InteractionGadget : (function () {
/*
* Basic gadget interaction gadget implementation.
*/
return {
GadgetCatalog : (function () {
init: function (force) {
/*
* Gadget catalog provides API to get list of gadgets from a repository
*/
var cache_id = "setGadgetIndexUrlList";
function updateGadgetIndexFromURL(url) {
// split to base and document url
var url_list = url.split('/'),
document_url = url_list[url_list.length-1],
d = url_list.splice($.inArray(document_url, url_list), 1),
base_url = url_list.join('/'),
web_dav = jIO.newJio({
"type": "dav",
"username": "",
"password": "",
"url": base_url});
web_dav.get(document_url,
function (err, response) {
RenderJs.Cache.set(url, response);
});
* Inspect DOM and initialize this gadget
*/
var dom_list, gadget_id;
if (force === 1) {
// we explicitly want to re-init elements even if already this is done before
dom_list = $("div[data-gadget-connection]");
} else {
// XXX: improve and save 'bound' on javascript representation of a gadget not DOM
dom_list = $("div[data-gadget-connection]")
.filter(function () { return $(this).data("bound") !== true; })
.data('bound', true);
}
dom_list.each(function (index, element) {
RenderJs.InteractionGadget.bind($(element));
});
},
return {
updateGadgetIndex: function () {
/*
* Update gadget index from all configured remote repositories.
*/
$.each(RenderJs.GadgetCatalog.getGadgetIndexUrlList(),
function(index, value) {
updateGadgetIndexFromURL(value);
});
},
setGadgetIndexUrlList: function (url_list) {
/*
* Set list of Gadget Index repositories.
*/
// store in Cache (html5 storage)
RenderJs.Cache.set(cache_id, url_list);
},
getGadgetIndexUrlList: function () {
/*
* Get list of Gadget Index repositories.
*/
// get from Cache (html5 storage)
return RenderJs.Cache.get(cache_id, undefined);
},
getGadgetListThatProvide: function (service) {
/*
* Return list of all gadgets that providen a given service.
* Read this list from data structure created in HTML5 local
* storage by updateGadgetIndexFromURL
*/
// get from Cache stored index and itterate over it
// to find matching ones
var gadget_list = [];
$.each(RenderJs.GadgetCatalog.getGadgetIndexUrlList(),
function(index, url) {
// get repos from cache
var cached_repo = RenderJs.Cache.get(url);
$.each(cached_repo.gadget_list,
function(index, gadget) {
if ($.inArray(service, gadget.service_list) > -1) {
// gadget provides a service, add to list
gadget_list.push(gadget);
}
}
);
});
return gadget_list;
},
registerServiceList: function (gadget, service_list) {
/*
* Register a service provided by a gadget.
*/
}
};
}()),
InteractionGadget : (function () {
bind: function (gadget_dom) {
/*
* Basic gadget interaction gadget implementation.
* Bind event between gadgets.
*/
return {
init: function (force) {
/*
* Inspect DOM and initialize this gadget
*/
var dom_list, gadget_id;
if (force===1) {
// we explicitly want to re-init elements even if already this is done before
dom_list = $("div[data-gadget-connection]");
}
else {
// XXX: improve and save 'bound' on javascript representation of a gadget not DOM
dom_list = $("div[data-gadget-connection]")
.filter(function() { return $(this).data("bound") !== true; })
.data('bound', true );
}
dom_list.each(function (index, element) {
RenderJs.InteractionGadget.bind($(element));});
},
var gadget_id, gadget_connection_list,
createMethodInteraction = function (
original_source_method_id,
source_gadget_id,
source_method_id,
destination_gadget_id,
destination_method_id
) {
var interaction = function () {
// execute source method
RenderJs.GadgetIndex.getGadgetById(
source_gadget_id
)[original_source_method_id].
apply(null, arguments);
// call trigger so bind can be asynchronously called
RenderJs.GadgetIndex.getGadgetById(
destination_gadget_id
).dom.trigger(source_method_id);
};
return interaction;
},
createTriggerInteraction = function (
destination_gadget_id,
destination_method_id
) {
var interaction = function () {
RenderJs.GadgetIndex.getGadgetById(
destination_gadget_id
)[destination_method_id].
apply(null, arguments);
};
return interaction;
};
gadget_id = gadget_dom.attr("id");
gadget_connection_list = gadget_dom.attr("data-gadget-connection");
gadget_connection_list = $.parseJSON(gadget_connection_list);
$.each(gadget_connection_list, function (key, value) {
var source,
source_gadget_id,
source_method_id,
source_gadget,
destination,
destination_gadget_id,
destination_method_id,
destination_gadget,
original_source_method_id;
source = value.source.split(".");
source_gadget_id = source[0];
source_method_id = source[1];
source_gadget = RenderJs.GadgetIndex.
getGadgetById(source_gadget_id);
destination = value.destination.split(".");
destination_gadget_id = destination[0];
destination_method_id = destination[1];
destination_gadget = RenderJs.GadgetIndex.
getGadgetById(destination_gadget_id);
if (source_gadget.hasOwnProperty(source_method_id)) {
// direct javascript use case
original_source_method_id = "original_" +
source_method_id;
source_gadget[original_source_method_id] =
source_gadget[source_method_id];
source_gadget[source_method_id] =
createMethodInteraction(
original_source_method_id,
source_gadget_id,
source_method_id,
destination_gadget_id,
destination_method_id
);
// we use html custom events for asyncronous method call so
// bind destination_gadget to respective event
destination_gadget.dom.bind(
source_method_id,
createTriggerInteraction(
destination_gadget_id,
destination_method_id
)
);
} else {
// this is a custom event attached to HTML gadget
// representation
source_gadget.dom.bind(
source_method_id,
createTriggerInteraction(
destination_gadget_id,
destination_method_id
)
);
}
});
}
};
}()),
bind: function (gadget_dom) {
/*
* Bind event between gadgets.
*/
var gadget_id, gadget_connection_list,
createMethodInteraction = function (
original_source_method_id, source_gadget_id,
source_method_id, destination_gadget_id,
destination_method_id) {
var interaction = function () {
// execute source method
RenderJs.GadgetIndex.getGadgetById(
source_gadget_id)[original_source_method_id].
apply(null, arguments);
// call trigger so bind can be asynchronously called
RenderJs.GadgetIndex.getGadgetById(
destination_gadget_id).dom.trigger(source_method_id);
};
return interaction;
},
createTriggerInteraction = function (
destination_gadget_id, destination_method_id) {
var interaction = function () {
RenderJs.GadgetIndex.getGadgetById(
destination_gadget_id)[destination_method_id].
apply(null, arguments);
};
return interaction;
};
gadget_id = gadget_dom.attr("id");
gadget_connection_list = gadget_dom.attr("data-gadget-connection");
gadget_connection_list = $.parseJSON(gadget_connection_list);
$.each(gadget_connection_list, function (key, value) {
var source, source_gadget_id, source_method_id,
source_gadget, destination, destination_gadget_id,
destination_method_id, destination_gadget,
original_source_method_id;
source = value.source.split(".");
source_gadget_id = source[0];
source_method_id = source[1];
source_gadget = RenderJs.GadgetIndex.
getGadgetById(source_gadget_id);
destination = value.destination.split(".");
destination_gadget_id = destination[0];
destination_method_id = destination[1];
destination_gadget = RenderJs.GadgetIndex.
getGadgetById(destination_gadget_id);
if (source_gadget.hasOwnProperty(source_method_id)) {
// direct javascript use case
original_source_method_id = "original_" +
source_method_id;
source_gadget[original_source_method_id] =
source_gadget[source_method_id];
source_gadget[source_method_id] =
createMethodInteraction(
original_source_method_id,
source_gadget_id,
source_method_id,
destination_gadget_id,
destination_method_id
);
// we use html custom events for asyncronous method call so
// bind destination_gadget to respective event
destination_gadget.dom.bind(
source_method_id,
createTriggerInteraction(
destination_gadget_id, destination_method_id
)
);
}
else {
// this is a custom event attached to HTML gadget
// representation
source_gadget.dom.bind(
source_method_id,
createTriggerInteraction(
destination_gadget_id, destination_method_id
)
);
}
});
}
};
}()),
RouteGadget : (function () {
/*
* A gadget that defines possible routes (i.e. URL changes) between gadgets.
*/
var route_list = [];
return {
RouteGadget : (function () {
init: function () {
/*
* A gadget that defines possible routes (i.e. URL changes) between gadgets.
* Inspect DOM and initialize this gadget
*/
var route_list = [];
return {
init: function () {
/*
* Inspect DOM and initialize this gadget
*/
$("div[data-gadget-route]").each(function (index, element) {
RenderJs.RouteGadget.route($(element));
});
},
route: function (gadget_dom) {
/*
* Create routes between gadgets.
*/
var body = $("body"),
handler_func, priority,
gadget_route_list = gadget_dom.attr("data-gadget-route");
gadget_route_list = $.parseJSON(gadget_route_list);
$.each(gadget_route_list, function (key, gadget_route) {
handler_func = function () {
var gadget_id = gadget_route.destination.split('.')[0],
method_id = gadget_route.destination.split('.')[1],
gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
// set gadget value so getSelfGadget can work
setSelfGadget(gadget);
gadget[method_id].apply(null, arguments);
// reset as no longer needed
setSelfGadget(undefined);
};
// add route itself
priority = gadget_route.priority;
if (priority === undefined) {
// default is 1 -i.e.first level
priority = 1;
}
RenderJs.RouteGadget.add(gadget_route.source, handler_func, priority);
});
},
$("div[data-gadget-route]").each(function (index, element) {
RenderJs.RouteGadget.route($(element));
});
},
add: function (path, handler_func, priority) {
/*
* Add a route between path (hashable) and a handler function (part of Gadget's API).
*/
var body = $("body");
body
.route("add", path, 1)
.done(handler_func);
// save locally
route_list.push({"path": path,
"handler_func": handler_func,
"priority": priority});
},
route: function (gadget_dom) {
/*
* Create routes between gadgets.
*/
var body = $("body"),
handler_func,
priority,
gadget_route_list = gadget_dom.attr("data-gadget-route");
gadget_route_list = $.parseJSON(gadget_route_list);
$.each(gadget_route_list, function (key, gadget_route) {
handler_func = function () {
var gadget_id = gadget_route.destination.split('.')[0],
method_id = gadget_route.destination.split('.')[1],
gadget = RenderJs.GadgetIndex.getGadgetById(gadget_id);
// set gadget value so getSelfGadget can work
setSelfGadget(gadget);
gadget[method_id].apply(null, arguments);
// reset as no longer needed
setSelfGadget(undefined);
};
// add route itself
priority = gadget_route.priority;
if (priority === undefined) {
// default is 1 -i.e.first level
priority = 1;
}
RenderJs.RouteGadget.add(gadget_route.source, handler_func, priority);
});
},
go: function (path, handler_func, priority) {
/*
* Go a route.
*/
var body = $("body");
body
.route("go", path, priority)
.fail(handler_func);
},
add: function (path, handler_func, priority) {
/*
* Add a route between path (hashable) and a handler function (part of Gadget's API).
*/
var body = $("body");
body
.route("add", path, 1)
.done(handler_func);
// save locally
route_list.push({"path": path,
"handler_func": handler_func,
"priority": priority});
},
go: function (path, handler_func, priority) {
/*
* Go a route.
*/
var body = $("body");
body
.route("go", path, priority)
.fail(handler_func);
},
remove: function (path) {
/*
* Remove a route.
*/
remove: function (path) {
/*
* Remove a route.
*/
// XXX: implement remove a route when route.js supports it
},
// XXX: implement remove a route when route.js supports it
},
getRouteList: function () {
/*
* Get list of all router
*/
return route_list;
}
};
}())
getRouteList: function () {
/*
* Get list of all router
*/
return route_list;
}
};
}())
};
}());
}());
// Define Gadget prototype
RenderJs.Gadget.prototype.getId = function () {
......@@ -915,7 +937,7 @@ RenderJs.Gadget.prototype.remove = function () {
RenderJs.GadgetIndex.unregisterGadget(this);
// gadget might contain sub gadgets so before remove entire
// DOM we must unregister them from GadgetIndex
this.getDom().find("[data-gadget]").each( function () {
this.getDom().find("[data-gadget]").each(function () {
gadget = RenderJs.GadgetIndex.getGadgetById($(this).attr("id"));
RenderJs.GadgetIndex.unregisterGadget(gadget);
});
......
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