mirror of
https://github.com/mijian1988/cameraToRtmp.git
synced 2025-10-06 05:16:49 +08:00
MJ : The microWeb server implemented by gin for pull stream from livego to user's web front.
This commit is contained in:
mijian1988
210
gin/strobe/lib/devicedetection.js
Executable file
210
gin/strobe/lib/devicedetection.js
Executable file
@@ -0,0 +1,210 @@
|
||||
/***********************************************************
|
||||
* Copyright 2011 Adobe Systems Incorporated. All Rights Reserved.
|
||||
*
|
||||
* *********************************************************
|
||||
* The contents of this file are subject to the Berkeley Software Distribution (BSD) Licence
|
||||
* (the "License"); you may not use this file except in
|
||||
* compliance with the License.
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS"
|
||||
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
|
||||
* License for the specific language governing rights and limitations
|
||||
* under the License.
|
||||
*
|
||||
*
|
||||
* The Initial Developer of the Original Code is Adobe Systems Incorporated.
|
||||
* Portions created by Adobe Systems Incorporated are Copyright (C) 2011 Adobe Systems
|
||||
* Incorporated. All Rights Reserved.
|
||||
*
|
||||
**********************************************************/
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
* @param userAgent Override the default detection of the user agent
|
||||
*/
|
||||
function DeviceDetection(userAgent){
|
||||
/** Storage for callbacks */
|
||||
this.callbacks = new Array();
|
||||
/** Selected user agent */
|
||||
this.userAgent = userAgent && typeof(userAgent) == "string" ? userAgent : navigator.userAgent;
|
||||
/** Profiles list */
|
||||
this.profiles = [];
|
||||
/** Default profile */
|
||||
this.selectedProfile = this.profiles[0];
|
||||
};
|
||||
|
||||
/**
|
||||
* Loads and parses JSON. If a 'successCallback' is not provided, the
|
||||
* Expected format: <profile name="{string}" mobile="{boolean}" flash="{boolean}">{regex}</profile>
|
||||
* @param xml XML to process
|
||||
*/
|
||||
DeviceDetection.prototype.addProfiles = function(list){
|
||||
var len = list.settings.length;
|
||||
var value;
|
||||
var settings = {};
|
||||
for(var i = 0; i < len; i++){
|
||||
value = list.settings[i];
|
||||
settings[value.type] = { quality: value.quality,
|
||||
flashenabled: value.flashenabled == "true",
|
||||
flashfirst: value.flashfirst == "true"};
|
||||
}
|
||||
len = list.profiles.length;
|
||||
for(var i = 0; i < len; i++){
|
||||
value = list.profiles[i];
|
||||
//generate a profile object
|
||||
profile = { name: value.name,
|
||||
type: value.type,
|
||||
regex: value.regex};
|
||||
|
||||
var quality = value.quality;
|
||||
switch(quality){
|
||||
case "hd":
|
||||
case "sd":
|
||||
case "mobile":
|
||||
profile.quality = quality;
|
||||
break;
|
||||
default:
|
||||
profile.quality = settings[profile.type] == null ? "sd" : settings[profile.type].quality;
|
||||
break;
|
||||
}
|
||||
|
||||
profile.flashenabled = value.flashenabled == "undefined" ? settings[profile.type].flashenabled == "true" : value.flashenabled == "true";
|
||||
profile.flashfirst = value.flashfirst == "undefined" ? settings[profile.type].flashfirst == "true" : value.flashfirst == "true";
|
||||
this.addProfile(profile);
|
||||
}
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads and parses XML. If a 'successCallback' is not provided, the
|
||||
* Expected format: <profile name="{string}" mobile="{boolean}" flash="{boolean}">{regex}</profile>
|
||||
* @param xml XML to process
|
||||
*/
|
||||
DeviceDetection.prototype.loadProfilesXML = function(url, successCallback){
|
||||
if(!jQuery){
|
||||
if(console) console.error("Could not find jQuery.");
|
||||
return false;
|
||||
}
|
||||
//create a proxy so it can be accessed inside the jquery loop (each)
|
||||
var thisProxy = this;
|
||||
//use jquery to load the profiles xml
|
||||
$.get(url,
|
||||
function(data){ //result function
|
||||
var profile;
|
||||
var settings = {};
|
||||
$(data).find("setting").each(function(index){
|
||||
settings[$(this).attr("type")] = { quality: $(this).attr("quality"),
|
||||
flashenabled: $(this).attr("flashenabled") == "true",
|
||||
flashfirst: $(this).attr("flashfirst") == "true"};
|
||||
});
|
||||
$(data).find("profile").each(function(index){ //loop over each profile
|
||||
//generate a profile object
|
||||
profile = { name: $(this).attr("name"),
|
||||
type: $(this).attr("type"),
|
||||
regex: $(this).text()};
|
||||
|
||||
var quality = $(this).attr("quality");
|
||||
switch(quality){
|
||||
case "hd":
|
||||
case "sd":
|
||||
case "mobile":
|
||||
profile.quality = quality;
|
||||
break;
|
||||
default:
|
||||
profile.quality = settings[profile.type] == null ? "sd" : settings[profile.type].quality;
|
||||
break;
|
||||
}
|
||||
|
||||
profile.flashenabled = $(this).attr("flashenabled") == "undefined" ? settings[profile.type].flashenabled == "true" : $(this).attr("flashenabled") == "true";
|
||||
profile.flashfirst = $(this).attr("flashfirst") == "undefined" ? settings[profile.type].flashfirst == "true" : $(this).attr("flashfirst") == "true";
|
||||
thisProxy.addProfile(profile);
|
||||
});
|
||||
if(typeof(successCallback) == "function") successCallback(thisProxy);
|
||||
}, "xml");
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a callback to handle the execute result
|
||||
*/
|
||||
DeviceDetection.prototype.addCallback = function(callback){
|
||||
if(typeof(callback) == "function"){
|
||||
this.callbacks.push(callback);
|
||||
}
|
||||
return this; //allow method chaining
|
||||
}
|
||||
|
||||
/**
|
||||
* Executes processing of the userAgent
|
||||
*/
|
||||
DeviceDetection.prototype.detect = function(){
|
||||
var thisProxy = this;
|
||||
var len = this.profiles.length;
|
||||
var item;
|
||||
for(var i = 0; i < len; i++){
|
||||
item = this.profiles[i];
|
||||
if(thisProxy.userAgent.search(item.regex) != -1){
|
||||
this.selectedProfile = item;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if(this.selectedProfile == null){
|
||||
//TODO handle this case
|
||||
}
|
||||
|
||||
//Protect from user generated errors
|
||||
if(this.callbacks && typeof(this.callbacks) == "object" && this.callbacks.length > 0){
|
||||
var len = this.callbacks.length;
|
||||
for(var i = 0; i < len; i++){
|
||||
try{
|
||||
this.callbacks[i](this);
|
||||
}catch(error){
|
||||
if(console) console.log("[Error] " + error.message);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return this; //allow method chaining
|
||||
};
|
||||
|
||||
/**
|
||||
* Set a specific profile to override the defaults
|
||||
* @param name Profile name
|
||||
* @param profile Object containing valid profile values
|
||||
*/
|
||||
DeviceDetection.prototype.addProfile = function(profile){
|
||||
if(typeof(profile) != "object"){
|
||||
if(console) console.error("Setting a profile requires a valid object.");
|
||||
return this; //object must be an Object
|
||||
}
|
||||
|
||||
//TODO require all fields here?
|
||||
|
||||
if(typeof(profile.regex) == "string"){
|
||||
profile.regex = new RegExp(profile.regex, "i"); //should we make the regex flags dynamic?
|
||||
}
|
||||
|
||||
this.profiles.push(profile);
|
||||
|
||||
return this;
|
||||
}
|
||||
|
||||
//ACCESSORS
|
||||
|
||||
DeviceDetection.prototype.profileDetected = function(){
|
||||
return this.selectedProfile != null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Simple call to determine whether to use Flash or not
|
||||
*/
|
||||
DeviceDetection.prototype.useFlash = function(){
|
||||
if(this.flashFirst() && this.flashEnabled()) return true;
|
||||
else return this.flashEnabled();
|
||||
}
|
||||
|
||||
DeviceDetection.prototype.getProfile = function(){ return this.selectedProfile; }
|
||||
DeviceDetection.prototype.type = function(){ return this.profileDetected() ? this.selectedProfile.type : null; }
|
||||
DeviceDetection.prototype.flashEnabled = function(){ return this.profileDetected() ? this.selectedProfile.flashenabled : null; }
|
||||
DeviceDetection.prototype.flashFirst = function(){ return this.profileDetected() ? this.selectedProfile.flashfirst : null; }
|
||||
DeviceDetection.prototype.isMobile = function(){ return this.profileDetected() ? this.selectedProfile.type == "mobile" : false; }
|
||||
Reference in New Issue
Block a user