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loader-debug.js
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loader-debug.js
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YUI.add('loader-base', function(Y) {
/**
* The YUI loader core
* @module loader
* @submodule loader-base
*/
if (!YUI.Env[Y.version]) {
(function() {
var VERSION = Y.version,
BUILD = '/build/',
ROOT = VERSION + BUILD,
CDN_BASE = Y.Env.base,
GALLERY_VERSION = 'gallery-2012.05.30-21-22',
TNT = '2in3',
TNT_VERSION = '4',
YUI2_VERSION = '2.9.0',
COMBO_BASE = CDN_BASE + 'combo?',
META = { version: VERSION,
root: ROOT,
base: Y.Env.base,
comboBase: COMBO_BASE,
skin: { defaultSkin: 'sam',
base: 'assets/skins/',
path: 'skin.css',
after: ['cssreset',
'cssfonts',
'cssgrids',
'cssbase',
'cssreset-context',
'cssfonts-context']},
groups: {},
patterns: {} },
groups = META.groups,
yui2Update = function(tnt, yui2, config) {
var root = TNT + '.' +
(tnt || TNT_VERSION) + '/' +
(yui2 || YUI2_VERSION) + BUILD,
base = (config && config.base) ? config.base : CDN_BASE,
combo = (config && config.comboBase) ? config.comboBase : COMBO_BASE;
groups.yui2.base = base + root;
groups.yui2.root = root;
groups.yui2.comboBase = combo;
},
galleryUpdate = function(tag, config) {
var root = (tag || GALLERY_VERSION) + BUILD,
base = (config && config.base) ? config.base : CDN_BASE,
combo = (config && config.comboBase) ? config.comboBase : COMBO_BASE;
groups.gallery.base = base + root;
groups.gallery.root = root;
groups.gallery.comboBase = combo;
};
groups[VERSION] = {};
groups.gallery = {
ext: false,
combine: true,
comboBase: COMBO_BASE,
update: galleryUpdate,
patterns: { 'gallery-': { },
'lang/gallery-': {},
'gallerycss-': { type: 'css' } }
};
groups.yui2 = {
combine: true,
ext: false,
comboBase: COMBO_BASE,
update: yui2Update,
patterns: {
'yui2-': {
configFn: function(me) {
if (/-skin|reset|fonts|grids|base/.test(me.name)) {
me.type = 'css';
me.path = me.path.replace(/\.js/, '.css');
// this makes skins in builds earlier than
// 2.6.0 work as long as combine is false
me.path = me.path.replace(/\/yui2-skin/,
'/assets/skins/sam/yui2-skin');
}
}
}
}
};
galleryUpdate();
yui2Update();
YUI.Env[VERSION] = META;
}());
}
/*jslint forin: true */
/**
* Loader dynamically loads script and css files. It includes the dependency
* information for the version of the library in use, and will automatically pull in
* dependencies for the modules requested. It can also load the
* files from the Yahoo! CDN, and it can utilize the combo service provided on
* this network to reduce the number of http connections required to download
* YUI files.
*
* @module loader
* @main loader
* @submodule loader-base
*/
var NOT_FOUND = {},
NO_REQUIREMENTS = [],
MAX_URL_LENGTH = 1024,
GLOBAL_ENV = YUI.Env,
GLOBAL_LOADED = GLOBAL_ENV._loaded,
CSS = 'css',
JS = 'js',
INTL = 'intl',
DEFAULT_SKIN = 'sam',
VERSION = Y.version,
ROOT_LANG = '',
YObject = Y.Object,
oeach = YObject.each,
YArray = Y.Array,
_queue = GLOBAL_ENV._loaderQueue,
META = GLOBAL_ENV[VERSION],
SKIN_PREFIX = 'skin-',
L = Y.Lang,
ON_PAGE = GLOBAL_ENV.mods,
modulekey,
cache,
_path = function(dir, file, type, nomin) {
var path = dir + '/' + file;
if (!nomin) {
path += '-min';
}
path += '.' + (type || CSS);
return path;
};
/**
* The component metadata is stored in Y.Env.meta.
* Part of the loader module.
* @property meta
* @for YUI
*/
Y.Env.meta = META;
/**
* Loader dynamically loads script and css files. It includes the dependency
* info for the version of the library in use, and will automatically pull in
* dependencies for the modules requested. It can load the
* files from the Yahoo! CDN, and it can utilize the combo service provided on
* this network to reduce the number of http connections required to download
* YUI files. You can also specify an external, custom combo service to host
* your modules as well.
var Y = YUI();
var loader = new Y.Loader({
filter: 'debug',
base: '../../',
root: 'build/',
combine: true,
require: ['node', 'dd', 'console']
});
var out = loader.resolve(true);
* @constructor
* @class Loader
* @param {Object} config an optional set of configuration options.
* @param {String} config.base The base dir which to fetch this module from
* @param {String} config.comboBase The Combo service base path. Ex: `http://yui.yahooapis.com/combo?`
* @param {String} config.root The root path to prepend to module names for the combo service. Ex: `2.5.2/build/`
* @param {String|Object} config.filter A filter to apply to result urls. <a href="#property_filter">See filter property</a>
* @param {Object} config.filters Per-component filter specification. If specified for a given component, this overrides the filter config.
* @param {Boolean} config.combine Use a combo service to reduce the number of http connections required to load your dependencies
* @param {Boolean} [config.async=true] Fetch files in async
* @param {Array} config.ignore: A list of modules that should never be dynamically loaded
* @param {Array} config.force A list of modules that should always be loaded when required, even if already present on the page
* @param {HTMLElement|String} config.insertBefore Node or id for a node that should be used as the insertion point for new nodes
* @param {Object} config.jsAttributes Object literal containing attributes to add to script nodes
* @param {Object} config.cssAttributes Object literal containing attributes to add to link nodes
* @param {Number} config.timeout The number of milliseconds before a timeout occurs when dynamically loading nodes. If not set, there is no timeout
* @param {Object} config.context Execution context for all callbacks
* @param {Function} config.onSuccess Callback for the 'success' event
* @param {Function} config.onFailure Callback for the 'failure' event
* @param {Function} config.onCSS Callback for the 'CSSComplete' event. When loading YUI components with CSS the CSS is loaded first, then the script. This provides a moment you can tie into to improve the presentation of the page while the script is loading.
* @param {Function} config.onTimeout Callback for the 'timeout' event
* @param {Function} config.onProgress Callback executed each time a script or css file is loaded
* @param {Object} config.modules A list of module definitions. See <a href="#method_addModule">Loader.addModule</a> for the supported module metadata
* @param {Object} config.groups A list of group definitions. Each group can contain specific definitions for `base`, `comboBase`, `combine`, and accepts a list of `modules`.
* @param {String} config.2in3 The version of the YUI 2 in 3 wrapper to use. The intrinsic support for YUI 2 modules in YUI 3 relies on versions of the YUI 2 components inside YUI 3 module wrappers. These wrappers change over time to accomodate the issues that arise from running YUI 2 in a YUI 3 sandbox.
* @param {String} config.yui2 When using the 2in3 project, you can select the version of YUI 2 to use. Valid values are `2.2.2`, `2.3.1`, `2.4.1`, `2.5.2`, `2.6.0`, `2.7.0`, `2.8.0`, `2.8.1` and `2.9.0` [default] -- plus all versions of YUI 2 going forward.
*/
Y.Loader = function(o) {
var defaults = META.modules,
self = this;
//Catch no config passed.
o = o || {};
modulekey = META.md5;
/**
* Internal callback to handle multiple internal insert() calls
* so that css is inserted prior to js
* @property _internalCallback
* @private
*/
// self._internalCallback = null;
/**
* Callback that will be executed when the loader is finished
* with an insert
* @method onSuccess
* @type function
*/
// self.onSuccess = null;
/**
* Callback that will be executed if there is a failure
* @method onFailure
* @type function
*/
// self.onFailure = null;
/**
* Callback for the 'CSSComplete' event. When loading YUI components
* with CSS the CSS is loaded first, then the script. This provides
* a moment you can tie into to improve the presentation of the page
* while the script is loading.
* @method onCSS
* @type function
*/
// self.onCSS = null;
/**
* Callback executed each time a script or css file is loaded
* @method onProgress
* @type function
*/
// self.onProgress = null;
/**
* Callback that will be executed if a timeout occurs
* @method onTimeout
* @type function
*/
// self.onTimeout = null;
/**
* The execution context for all callbacks
* @property context
* @default {YUI} the YUI instance
*/
self.context = Y;
/**
* Data that is passed to all callbacks
* @property data
*/
// self.data = null;
/**
* Node reference or id where new nodes should be inserted before
* @property insertBefore
* @type string|HTMLElement
*/
// self.insertBefore = null;
/**
* The charset attribute for inserted nodes
* @property charset
* @type string
* @deprecated , use cssAttributes or jsAttributes.
*/
// self.charset = null;
/**
* An object literal containing attributes to add to link nodes
* @property cssAttributes
* @type object
*/
// self.cssAttributes = null;
/**
* An object literal containing attributes to add to script nodes
* @property jsAttributes
* @type object
*/
// self.jsAttributes = null;
/**
* The base directory.
* @property base
* @type string
* @default http://yui.yahooapis.com/[YUI VERSION]/build/
*/
self.base = Y.Env.meta.base + Y.Env.meta.root;
/**
* Base path for the combo service
* @property comboBase
* @type string
* @default http://yui.yahooapis.com/combo?
*/
self.comboBase = Y.Env.meta.comboBase;
/*
* Base path for language packs.
*/
// self.langBase = Y.Env.meta.langBase;
// self.lang = "";
/**
* If configured, the loader will attempt to use the combo
* service for YUI resources and configured external resources.
* @property combine
* @type boolean
* @default true if a base dir isn't in the config
*/
self.combine = o.base &&
(o.base.indexOf(self.comboBase.substr(0, 20)) > -1);
/**
* The default seperator to use between files in a combo URL
* @property comboSep
* @type {String}
* @default Ampersand
*/
self.comboSep = '&';
/**
* Max url length for combo urls. The default is 1024. This is the URL
* limit for the Yahoo! hosted combo servers. If consuming
* a different combo service that has a different URL limit
* it is possible to override this default by supplying
* the maxURLLength config option. The config option will
* only take effect if lower than the default.
*
* @property maxURLLength
* @type int
*/
self.maxURLLength = MAX_URL_LENGTH;
/**
* Ignore modules registered on the YUI global
* @property ignoreRegistered
* @default false
*/
//self.ignoreRegistered = false;
/**
* Root path to prepend to module path for the combo
* service
* @property root
* @type string
* @default [YUI VERSION]/build/
*/
self.root = Y.Env.meta.root;
/**
* Timeout value in milliseconds. If set, self value will be used by
* the get utility. the timeout event will fire if
* a timeout occurs.
* @property timeout
* @type int
*/
self.timeout = 0;
/**
* A list of modules that should not be loaded, even if
* they turn up in the dependency tree
* @property ignore
* @type string[]
*/
// self.ignore = null;
/**
* A list of modules that should always be loaded, even
* if they have already been inserted into the page.
* @property force
* @type string[]
*/
// self.force = null;
self.forceMap = {};
/**
* Should we allow rollups
* @property allowRollup
* @type boolean
* @default false
*/
self.allowRollup = false;
/**
* A filter to apply to result urls. This filter will modify the default
* path for all modules. The default path for the YUI library is the
* minified version of the files (e.g., event-min.js). The filter property
* can be a predefined filter or a custom filter. The valid predefined
* filters are:
* <dl>
* <dt>DEBUG</dt>
* <dd>Selects the debug versions of the library (e.g., event-debug.js).
* This option will automatically include the Logger widget</dd>
* <dt>RAW</dt>
* <dd>Selects the non-minified version of the library (e.g., event.js).
* </dd>
* </dl>
* You can also define a custom filter, which must be an object literal
* containing a search expression and a replace string:
*
* myFilter: {
* 'searchExp': "-min\\.js",
* 'replaceStr': "-debug.js"
* }
*
* @property filter
* @type string| {searchExp: string, replaceStr: string}
*/
// self.filter = null;
/**
* per-component filter specification. If specified for a given
* component, this overrides the filter config.
* @property filters
* @type object
*/
self.filters = {};
/**
* The list of requested modules
* @property required
* @type {string: boolean}
*/
self.required = {};
/**
* If a module name is predefined when requested, it is checked againsts
* the patterns provided in this property. If there is a match, the
* module is added with the default configuration.
*
* At the moment only supporting module prefixes, but anticipate
* supporting at least regular expressions.
* @property patterns
* @type Object
*/
// self.patterns = Y.merge(Y.Env.meta.patterns);
self.patterns = {};
/**
* The library metadata
* @property moduleInfo
*/
// self.moduleInfo = Y.merge(Y.Env.meta.moduleInfo);
self.moduleInfo = {};
self.groups = Y.merge(Y.Env.meta.groups);
/**
* Provides the information used to skin the skinnable components.
* The following skin definition would result in 'skin1' and 'skin2'
* being loaded for calendar (if calendar was requested), and
* 'sam' for all other skinnable components:
*
* skin: {
* // The default skin, which is automatically applied if not
* // overriden by a component-specific skin definition.
* // Change this in to apply a different skin globally
* defaultSkin: 'sam',
*
* // This is combined with the loader base property to get
* // the default root directory for a skin. ex:
* // http://yui.yahooapis.com/2.3.0/build/assets/skins/sam/
* base: 'assets/skins/',
*
* // Any component-specific overrides can be specified here,
* // making it possible to load different skins for different
* // components. It is possible to load more than one skin
* // for a given component as well.
* overrides: {
* calendar: ['skin1', 'skin2']
* }
* }
* @property skin
* @type {Object}
*/
self.skin = Y.merge(Y.Env.meta.skin);
/*
* Map of conditional modules
* @since 3.2.0
*/
self.conditions = {};
// map of modules with a hash of modules that meet the requirement
// self.provides = {};
self.config = o;
self._internal = true;
cache = GLOBAL_ENV._renderedMods;
if (cache) {
oeach(cache, function modCache(v, k) {
self.moduleInfo[k] = Y.merge(v);
});
cache = GLOBAL_ENV._conditions;
oeach(cache, function condCache(v, k) {
self.conditions[k] = Y.merge(v);
});
} else {
oeach(defaults, self.addModule, self);
}
/**
* Set when beginning to compute the dependency tree.
* Composed of what YUI reports to be loaded combined
* with what has been loaded by any instance on the page
* with the version number specified in the metadata.
* @property loaded
* @type {string: boolean}
*/
self.loaded = GLOBAL_LOADED[VERSION];
/**
* Should Loader fetch scripts in `async`, defaults to `true`
* @property async
*/
self.async = true;
self._inspectPage();
self._internal = false;
self._config(o);
self.forceMap = (self.force) ? Y.Array.hash(self.force) : {};
self.testresults = null;
if (Y.config.tests) {
self.testresults = Y.config.tests;
}
/*
if (self.ignoreRegistered) {
self.loaded = {};
}
*/
/**
* List of rollup files found in the library metadata
* @property rollups
*/
// self.rollups = null;
/**
* Whether or not to load optional dependencies for
* the requested modules
* @property loadOptional
* @type boolean
* @default false
*/
// self.loadOptional = false;
/**
* All of the derived dependencies in sorted order, which
* will be populated when either calculate() or insert()
* is called
* @property sorted
* @type string[]
*/
self.sorted = [];
/*
* A list of modules to attach to the YUI instance when complete.
* If not supplied, the sorted list of dependencies are applied.
* @property attaching
*/
// self.attaching = null;
/**
* Flag to indicate the dependency tree needs to be recomputed
* if insert is called again.
* @property dirty
* @type boolean
* @default true
*/
self.dirty = true;
/**
* List of modules inserted by the utility
* @property inserted
* @type {string: boolean}
*/
self.inserted = {};
/**
* List of skipped modules during insert() because the module
* was not defined
* @property skipped
*/
self.skipped = {};
// Y.on('yui:load', self.loadNext, self);
self.tested = {};
/*
* Cached sorted calculate results
* @property results
* @since 3.2.0
*/
//self.results = {};
if (self.ignoreRegistered) {
//Clear inpage already processed modules.
self.resetModules();
}
};
Y.Loader.prototype = {
resetModules: function() {
var self = this;
oeach(self.moduleInfo, function(mod) {
var name = mod.name,
details = (YUI.Env.mods[name] ? YUI.Env.mods[name].details : null);
if (details) {
self.moduleInfo[name]._reset = true;
self.moduleInfo[name].requires = details.requires || [];
self.moduleInfo[name].optional = details.optional || [];
self.moduleInfo[name].supersedes = details.supercedes || [];
}
if (mod.defaults) {
oeach(mod.defaults, function(val, key) {
if (mod[key]) {
mod[key] = mod.defaults[key];
}
});
}
if (mod.skinnable) {
self._addSkin(self.skin.defaultSkin, mod.name);
}
});
},
/**
Regex that matches a CSS URL. Used to guess the file type when it's not
specified.
@property REGEX_CSS
@type RegExp
@final
@protected
@since 3.5.0
**/
REGEX_CSS: /\.css(?:[?;].*)?$/i,
/**
* Default filters for raw and debug
* @property FILTER_DEFS
* @type Object
* @final
* @protected
*/
FILTER_DEFS: {
RAW: {
'searchExp': '-min\\.js',
'replaceStr': '.js'
},
DEBUG: {
'searchExp': '-min\\.js',
'replaceStr': '-debug.js'
}
},
/*
* Check the pages meta-data and cache the result.
* @method _inspectPage
* @private
*/
_inspectPage: function() {
//Inspect the page for CSS only modules and mark them as loaded.
oeach(this.moduleInfo, function(v, k) {
if (v.type && v.type === CSS) {
if (this.isCSSLoaded(v.name)) {
Y.log('Found CSS module on page: ' + v.name, 'info', 'loader');
this.loaded[k] = true;
}
}
}, this);
oeach(ON_PAGE, function(v, k) {
if (v.details) {
var m = this.moduleInfo[k],
req = v.details.requires,
mr = m && m.requires;
if (m) {
if (!m._inspected && req && mr.length != req.length) {
// console.log('deleting ' + m.name);
delete m.expanded;
}
} else {
m = this.addModule(v.details, k);
}
m._inspected = true;
}
}, this);
},
/*
* returns true if b is not loaded, and is required directly or by means of modules it supersedes.
* @private
* @method _requires
* @param {String} mod1 The first module to compare
* @param {String} mod2 The second module to compare
*/
_requires: function(mod1, mod2) {
var i, rm, after_map, s,
info = this.moduleInfo,
m = info[mod1],
other = info[mod2];
if (!m || !other) {
return false;
}
rm = m.expanded_map;
after_map = m.after_map;
// check if this module should be sorted after the other
// do this first to short circut circular deps
if (after_map && (mod2 in after_map)) {
return true;
}
after_map = other.after_map;
// and vis-versa
if (after_map && (mod1 in after_map)) {
return false;
}
// check if this module requires one the other supersedes
s = info[mod2] && info[mod2].supersedes;
if (s) {
for (i = 0; i < s.length; i++) {
if (this._requires(mod1, s[i])) {
return true;
}
}
}
s = info[mod1] && info[mod1].supersedes;
if (s) {
for (i = 0; i < s.length; i++) {
if (this._requires(mod2, s[i])) {
return false;
}
}
}
// check if this module requires the other directly
// if (r && YArray.indexOf(r, mod2) > -1) {
if (rm && (mod2 in rm)) {
return true;
}
// external css files should be sorted below yui css
if (m.ext && m.type == CSS && !other.ext && other.type == CSS) {
return true;
}
return false;
},
/**
* Apply a new config to the Loader instance
* @method _config
* @private
* @param {Object} o The new configuration
*/
_config: function(o) {
var i, j, val, f, group, groupName, self = this;
// apply config values
if (o) {
for (i in o) {
if (o.hasOwnProperty(i)) {
val = o[i];
if (i == 'require') {
self.require(val);
} else if (i == 'skin') {
//If the config.skin is a string, format to the expected object
if (typeof val === 'string') {
self.skin.defaultSkin = o.skin;
val = {
defaultSkin: val
};
}
Y.mix(self.skin, val, true);
} else if (i == 'groups') {
for (j in val) {
if (val.hasOwnProperty(j)) {
// Y.log('group: ' + j);
groupName = j;
group = val[j];
self.addGroup(group, groupName);
if (group.aliases) {
oeach(group.aliases, self.addAlias, self);
}
}
}
} else if (i == 'modules') {
// add a hash of module definitions
oeach(val, self.addModule, self);
} else if (i === 'aliases') {
oeach(val, self.addAlias, self);
} else if (i == 'gallery') {
this.groups.gallery.update(val, o);
} else if (i == 'yui2' || i == '2in3') {
this.groups.yui2.update(o['2in3'], o.yui2, o);
} else {
self[i] = val;
}
}
}
}
// fix filter
f = self.filter;
if (L.isString(f)) {
f = f.toUpperCase();
self.filterName = f;
self.filter = self.FILTER_DEFS[f];
if (f == 'DEBUG') {
self.require('yui-log', 'dump');
}
}
if (self.lang) {
//Removed this so that when Loader is invoked
//it doesn't request what it doesn't need.
//self.require('intl-base', 'intl');
}
},
/**
* Returns the skin module name for the specified skin name. If a
* module name is supplied, the returned skin module name is
* specific to the module passed in.
* @method formatSkin
* @param {string} skin the name of the skin.
* @param {string} mod optional: the name of a module to skin.
* @return {string} the full skin module name.
*/
formatSkin: function(skin, mod) {
var s = SKIN_PREFIX + skin;
if (mod) {
s = s + '-' + mod;
}
return s;
},
/**
* Adds the skin def to the module info
* @method _addSkin
* @param {string} skin the name of the skin.
* @param {string} mod the name of the module.
* @param {string} parent parent module if this is a skin of a
* submodule or plugin.
* @return {string} the module name for the skin.
* @private
*/
_addSkin: function(skin, mod, parent) {
var mdef, pkg, name, nmod,
info = this.moduleInfo,
sinf = this.skin,
ext = info[mod] && info[mod].ext;
// Add a module definition for the module-specific skin css
if (mod) {
name = this.formatSkin(skin, mod);
if (!info[name]) {
mdef = info[mod];
pkg = mdef.pkg || mod;
nmod = {
skin: true,
name: name,
group: mdef.group,
type: 'css',
after: sinf.after,
path: (parent || pkg) + '/' + sinf.base + skin +
'/' + mod + '.css',
ext: ext
};
if (mdef.base) {
nmod.base = mdef.base;
}
if (mdef.configFn) {
nmod.configFn = mdef.configFn;
}
this.addModule(nmod, name);
Y.log('Adding skin (' + name + '), ' + parent + ', ' + pkg + ', ' + info[name].path, 'info', 'loader');
}
}
return name;
},
/**
* Adds an alias module to the system
* @method addAlias
* @param {Array} use An array of modules that makes up this alias
* @param {String} name The name of the alias
* @example
* var loader = new Y.Loader({});
* loader.addAlias([ 'node', 'yql' ], 'davglass');
* loader.require(['davglass']);
* var out = loader.resolve(true);
*
* //out.js will contain Node and YQL modules
*/
addAlias: function(use, name) {
YUI.Env.aliases[name] = use;
this.addModule({
name: name,
use: use
});
},
/**
* Add a new module group
* @method addGroup
* @param {Object} config An object containing the group configuration data
* @param {String} config.name required, the group name
* @param {String} config.base The base directory for this module group
* @param {String} config.root The root path to add to each combo resource path
* @param {Boolean} config.combine Should the request be combined
* @param {String} config.comboBase Combo service base path
* @param {Object} config.modules The group of modules
* @param {String} name the group name.
* @example
* var loader = new Y.Loader({});
* loader.addGroup({
* name: 'davglass',
* combine: true,
* comboBase: '/combo?',
* root: '',
* modules: {
* //Module List here
* }
* }, 'davglass');
*/
addGroup: function(o, name) {
var mods = o.modules,
self = this;
name = name || o.name;
o.name = name;
self.groups[name] = o;
if (o.patterns) {
oeach(o.patterns, function(v, k) {
v.group = name;
self.patterns[k] = v;
});
}
if (mods) {
oeach(mods, function(v, k) {
if (typeof v === 'string') {
v = { name: k, fullpath: v };
}
v.group = name;
self.addModule(v, k);
}, self);
}
},
/**