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Merge pull request #207 from probins/script

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Change Protocol/Script registry to object
This commit is contained in:
Éric Lemoine
2012-03-05 13:52:44 -08:00
parent fb3caf1561 21d06b092a
commit d5da1130b5
2 changed files with 32 additions and 19 deletions
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43
lib/OpenLayers/Protocol/Script.js
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@@ -54,20 +54,12 @@ OpenLayers.Protocol.Script = OpenLayers.Class(OpenLayers.Protocol, {
callback: null,
/**
* APIProperty: scope
* {Object} Optional ``this`` object for the callback. Read-only, set
* through the options passed to the constructor.
* APIProperty: callbackTemplate
* {String} Template for creating a unique callback function name
* for the registry. Should include ${id}.
* Default is "OpenLayers.Protocol.Script.registry[${id}]".
*/
scope: null,
/**
* APIProperty: format
* {<OpenLayers.Format>} Format for parsing features. Default is an
* <OpenLayers.Format.GeoJSON> format. If an alternative is provided,
* the format's read method must take an object and return an array
* of features.
*/
format: null,
callbackTemplate: "OpenLayers.Protocol.Script.registry[${id}]",
/**
* APIProperty: callbackKey
@@ -88,6 +80,22 @@ OpenLayers.Protocol.Script = OpenLayers.Class(OpenLayers.Protocol, {
*/
callbackPrefix: "",
/**
* APIProperty: scope
* {Object} Optional ``this`` object for the callback. Read-only, set
* through the options passed to the constructor.
*/
scope: null,
/**
* APIProperty: format
* {<OpenLayers.Format>} Format for parsing features. Default is an
* <OpenLayers.Format.GeoJSON> format. If an alternative is provided,
* the format's read method must take an object and return an array
* of features.
*/
format: null,
/**
* Property: pendingRequests
* {Object} References all pending requests. Property names are script
@@ -212,7 +220,7 @@ OpenLayers.Protocol.Script = OpenLayers.Class(OpenLayers.Protocol, {
*/
createRequest: function(url, params, callback) {
var id = OpenLayers.Protocol.Script.register(callback);
var name = "OpenLayers.Protocol.Script.registry[" + id + "]";
var name = OpenLayers.String.format(this.callbackTemplate, {id: id});
params = OpenLayers.Util.extend({}, params);
params[this.callbackKey] = this.callbackPrefix + name;
url = OpenLayers.Util.urlAppend(
@@ -333,7 +341,7 @@ OpenLayers.Protocol.Script = OpenLayers.Class(OpenLayers.Protocol, {
(function() {
var o = OpenLayers.Protocol.Script;
var counter = 0;
o.registry = [];
o.registry = {};
/**
* Function: OpenLayers.Protocol.Script.register
@@ -345,12 +353,11 @@ OpenLayers.Protocol.Script = OpenLayers.Class(OpenLayers.Protocol, {
* that is the JSON returned by the service.
*
* Returns:
* {Number} An identifier for retreiving the registered callback.
* {Number} An identifier for retrieving the registered callback.
*/
o.register = function(callback) {
var id = ++counter;
var id = "c"+(++counter);
o.registry[id] = function() {
o.unregister(id);
callback.apply(this, arguments);
};
return id;