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55 lines
1.7 KiB
JavaScript
55 lines
1.7 KiB
JavaScript
dojo.provide("dojox.embed.flashVars");
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dojo.mixin(dojox.embed.flashVars, {
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// summary
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// Handles flashvar serialization
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// Converting complex objects into a simple, clear string that can be appended
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// to the swf as a query: myMovie.swf?flashvars=foo.
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// Note this needs to work with the SWF, which must know what variables to expect.
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// Therefore this is something of an "internal" class - unless you know how to
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// modify or create SWFs.
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//
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// description:
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// JSON could be done, but Deft does not yet have a JSON parser, and quotes are
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// very problematic since Flash cannot use eval(); JSON parsing was successful
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// when it was fully escaped, but that made it very large anyway. flashvar
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// serialization at most is 200% larger than JSON.
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//
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// See:
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// Deft/common/flashVars.as
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//
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serialize: function(/* String */n, /*Object*/o){
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// summary:
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// Key method. Serializes an object.
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// n:String
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// The name for the object, such as: "button"
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// o:Object
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// The object to serialize
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//
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var esc = function(val){
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// have to encode certain characters that indicate an object
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if(typeof val=="string"){
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val = val.replace(/;/g,"_sc_");
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val = val.replace(/\./g,"_pr_");
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val = val.replace(/\:/g,"_cl_");
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//val = escape(val);
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}
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return val;
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};
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var df = dojox.embed.flashVars.serialize;
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var txt = "";
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if(dojo.isArray(o)){
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for(var i=0;i<o.length;i++){
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txt += df(n+"."+i, esc(o[i]))+";";
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}
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return txt.replace(/;{2,}/g,";");
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}else if(dojo.isObject(o)){
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for(var nm in o){
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txt += df(n+"."+nm, esc(o[nm]))+";";
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}
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return txt.replace(/;{2,}/g,";");
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}
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// Dev note: important that there is no double semi-colons
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return n+":"+o; // String
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}
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}); |