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initial commit of desktop notifications via notify.js by alexgibson
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Simon Grim
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Feb 6, 2015
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Original file line number | Diff line number | Diff line change |
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/* | ||
* Author: Alex Gibson | ||
* https://github.com/alexgibson/notify.js | ||
* License: MIT license | ||
*/ | ||
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(function(global, factory) { | ||
if (typeof define === 'function' && define.amd) { | ||
// AMD environment | ||
define(function() { | ||
return factory(global, global.document); | ||
}); | ||
} else if (typeof module !== 'undefined' && module.exports) { | ||
// CommonJS environment | ||
module.exports = factory(global, global.document); | ||
} else { | ||
// Browser environment | ||
global.Notify = factory(global, global.document); | ||
} | ||
} (typeof window !== 'undefined' ? window : this, function (w, d) { | ||
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'use strict'; | ||
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function isFunction (item) { | ||
return typeof item === 'function'; | ||
} | ||
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function Notify(title, options) { | ||
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if (typeof title !== 'string') { | ||
throw new Error('Notify(): first arg (title) must be a string.'); | ||
} | ||
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this.title = title; | ||
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this.options = { | ||
icon: '', | ||
body: '', | ||
tag: '', | ||
notifyShow: null, | ||
notifyClose: null, | ||
notifyClick: null, | ||
notifyError: null, | ||
permissionGranted: null, | ||
permissionDenied: null, | ||
timeout: null | ||
}; | ||
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this.permission = null; | ||
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if (!Notify.isSupported) { | ||
return; | ||
} | ||
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//User defined options for notification content | ||
if (typeof options === 'object') { | ||
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for (var i in options) { | ||
if (options.hasOwnProperty(i)) { | ||
this.options[i] = options[i]; | ||
} | ||
} | ||
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//callback when notification is displayed | ||
if (isFunction(this.options.notifyShow)) { | ||
this.onShowCallback = this.options.notifyShow; | ||
} | ||
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//callback when notification is closed | ||
if (isFunction(this.options.notifyClose)) { | ||
this.onCloseCallback = this.options.notifyClose; | ||
} | ||
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//callback when notification is clicked | ||
if (isFunction(this.options.notifyClick)) { | ||
this.onClickCallback = this.options.notifyClick; | ||
} | ||
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//callback when notification throws error | ||
if (isFunction(this.options.notifyError)) { | ||
this.onErrorCallback = this.options.notifyError; | ||
} | ||
} | ||
} | ||
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// true if the browser supports HTML5 Notification | ||
Notify.isSupported = 'Notification' in w; | ||
|
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// true if the permission is not granted | ||
Notify.needsPermission = !(Notify.isSupported && Notification.permission === 'granted'); | ||
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// returns current permission level ('granted', 'default', 'denied' or null) | ||
Notify.permissionLevel = (Notify.isSupported ? Notification.permission : null); | ||
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// asks the user for permission to display notifications. Then calls the callback functions is supplied. | ||
Notify.requestPermission = function (onPermissionGrantedCallback, onPermissionDeniedCallback) { | ||
if (!Notify.isSupported) { | ||
return; | ||
} | ||
w.Notification.requestPermission(function (perm) { | ||
switch (perm) { | ||
case 'granted': | ||
Notify.needsPermission = false; | ||
if (isFunction(onPermissionGrantedCallback)) { | ||
onPermissionGrantedCallback(); | ||
} | ||
break; | ||
case 'denied': | ||
if (isFunction(onPermissionDeniedCallback)) { | ||
onPermissionDeniedCallback(); | ||
} | ||
break; | ||
} | ||
}); | ||
}; | ||
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Notify.prototype.show = function () { | ||
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if (!Notify.isSupported) { | ||
return; | ||
} | ||
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this.myNotify = new Notification(this.title, { | ||
'body': this.options.body, | ||
'tag' : this.options.tag, | ||
'icon' : this.options.icon | ||
}); | ||
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if (this.options.timeout && !isNaN(this.options.timeout)) { | ||
setTimeout(this.close.bind(this), this.options.timeout * 1000); | ||
} | ||
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this.myNotify.addEventListener('show', this, false); | ||
this.myNotify.addEventListener('error', this, false); | ||
this.myNotify.addEventListener('close', this, false); | ||
this.myNotify.addEventListener('click', this, false); | ||
}; | ||
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Notify.prototype.onShowNotification = function (e) { | ||
if (this.onShowCallback) { | ||
this.onShowCallback(e); | ||
} | ||
}; | ||
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Notify.prototype.onCloseNotification = function (e) { | ||
if (this.onCloseCallback) { | ||
this.onCloseCallback(e); | ||
} | ||
this.destroy(); | ||
}; | ||
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Notify.prototype.onClickNotification = function (e) { | ||
if (this.onClickCallback) { | ||
this.onClickCallback(e); | ||
} | ||
}; | ||
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Notify.prototype.onErrorNotification = function (e) { | ||
if (this.onErrorCallback) { | ||
this.onErrorCallback(e); | ||
} | ||
this.destroy(); | ||
}; | ||
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Notify.prototype.destroy = function () { | ||
this.myNotify.removeEventListener('show', this, false); | ||
this.myNotify.removeEventListener('error', this, false); | ||
this.myNotify.removeEventListener('close', this, false); | ||
this.myNotify.removeEventListener('click', this, false); | ||
}; | ||
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Notify.prototype.close = function () { | ||
this.myNotify.close(); | ||
}; | ||
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Notify.prototype.handleEvent = function (e) { | ||
switch (e.type) { | ||
case 'show': | ||
this.onShowNotification(e); | ||
break; | ||
case 'close': | ||
this.onCloseNotification(e); | ||
break; | ||
case 'click': | ||
this.onClickNotification(e); | ||
break; | ||
case 'error': | ||
this.onErrorNotification(e); | ||
break; | ||
} | ||
}; | ||
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return Notify; | ||
|
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})); |
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