/***
|''Name''|TiddlyWebAdaptor|
|''Description''|adaptor for interacting with TiddlyWeb|
|''Author:''|FND|
|''Contributors''|Chris Dent, Martin Budden|
|''Version''|1.3.5|
|''Status''|stable|
|''Source''|http://svn.tiddlywiki.org/Trunk/association/adaptors/TiddlyWebAdaptor.js|
|''CodeRepository''|http://svn.tiddlywiki.org/Trunk/association/|
|''License''|[[BSD|http://www.opensource.org/licenses/bsd-license.php]]|
|''CoreVersion''|2.5|
|''Keywords''|serverSide TiddlyWeb|
!Notes
This plugin includes [[jQuery JSON|http://code.google.com/p/jquery-json/]].
!To Do
* createWorkspace
* document custom/optional context attributes (e.g. filters, query, revision) and tiddler fields (e.g. server.title, origin)
!Code
***/
//{{{
(function($) {

var adaptor = config.adaptors.tiddlyweb = function() {};

adaptor.prototype = new AdaptorBase();
adaptor.serverType = "tiddlyweb";
adaptor.serverLabel = "TiddlyWeb";
adaptor.mimeType = "application/json";

adaptor.parsingErrorMessage = "Error parsing result from server";
adaptor.locationIDErrorMessage = "no bag or recipe specified for tiddler"; // TODO: rename

// retrieve current status (requires TiddlyWeb status plugin)
adaptor.prototype.getStatus = function(context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	var uriTemplate = "%0/status";
	var uri = uriTemplate.format([context.host]);
	var req = httpReq("GET", uri, adaptor.getStatusCallback, context,
		null, null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getStatusCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		context.serverStatus = $.evalJSON(responseText); // XXX: error handling!?
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// retrieve a list of workspaces
adaptor.prototype.getWorkspaceList = function(context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.workspaces = [];
	var uriTemplate = "%0/recipes"; // XXX: bags?
	var uri = uriTemplate.format([context.host]);
	var req = httpReq("GET", uri, adaptor.getWorkspaceListCallback,
		context, { accept: adaptor.mimeType }, null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getWorkspaceListCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		try {
			var workspaces = $.evalJSON(responseText);
		} catch(ex) {
			context.status = false; // XXX: correct?
			context.statusText = exceptionText(ex, adaptor.parsingErrorMessage);
			if(context.callback) {
				context.callback(context, context.userParams);
			}
			return;
		}
		context.workspaces = workspaces.map(function(itm) { return { title: itm }; });
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// retrieve a list of tiddlers
adaptor.prototype.getTiddlerList = function(context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	var uriTemplate = "%0/%1/%2/tiddlers%3";
	var params = context.filters ? "?" + context.filters : "";
	if(context.format) {
		params = context.format + params;
	}
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([context.host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name), params]);
	var req = httpReq("GET", uri, adaptor.getTiddlerListCallback,
		context, merge({ accept: adaptor.mimeType }, context.headers), null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getTiddlerListCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		context.tiddlers = [];
		try {
			var tiddlers = $.evalJSON(responseText); //# NB: not actual tiddler instances
		} catch(ex) {
			context.status = false; // XXX: correct?
			context.statusText = exceptionText(ex, adaptor.parsingErrorMessage);
			if(context.callback) {
				context.callback(context, context.userParams);
			}
			return;
		}
		for(var i = 0; i < tiddlers.length; i++) {
			var t = tiddlers[i];
			var tiddler = new Tiddler(t.title);
			t.created = Date.convertFromYYYYMMDDHHMM(t.created);
			t.modified = Date.convertFromYYYYMMDDHHMM(t.modified);
			tiddler.assign(t.title, t.text, t.modifier, t.modified, t.tags, t.created, t.fields);
			tiddler.fields["server.type"] = adaptor.serverType;
			tiddler.fields["server.host"] = AdaptorBase.minHostName(context.host);
			tiddler.fields["server.workspace"] = context.workspace;
			tiddler.fields["server.page.revision"] = t.revision;
			context.tiddlers.push(tiddler);
		}
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// perform global search
adaptor.prototype.getSearchResults = function(context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	var uriTemplate = "%0/search?q=%1%2";
	var filterString = context.filters ? ";" + context.filters : "";
	var uri = uriTemplate.format([context.host, context.query, filterString]); // XXX: parameters need escaping?
	var req = httpReq("GET", uri, adaptor.getSearchResultsCallback,
		context, { accept: adaptor.mimeType }, null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getSearchResultsCallback = function(status, context, responseText, uri, xhr) {
	adaptor.getTiddlerListCallback(status, context, responseText, uri, xhr); // XXX: use apply?
};

// retrieve a particular tiddler's revisions
adaptor.prototype.getTiddlerRevisionList = function(title, limit, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	var uriTemplate = "%0/%1/%2/tiddlers/%3/revisions";
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([context.host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name), adaptor.normalizeTitle(title)]);
	var req = httpReq("GET", uri, adaptor.getTiddlerRevisionListCallback,
		context, merge({ accept: adaptor.mimeType }, context.headers), null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getTiddlerRevisionListCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		context.revisions = [];
		try {
			var tiddlers = $.evalJSON(responseText); //# NB: not actual tiddler instances
		} catch(ex) {
			context.status = false; // XXX: correct?
			context.statusText = exceptionText(ex, adaptor.parsingErrorMessage);
			if(context.callback) {
				context.callback(context, context.userParams);
			}
			return;
		}
		for(var i = 0; i < tiddlers.length; i++) {
			var t = tiddlers[i];
			var tiddler = new Tiddler(t.title);
			tiddler.assign(t.title, null, t.modifier, Date.convertFromYYYYMMDDHHMM(t.modified),
				t.tags, Date.convertFromYYYYMMDDHHMM(t.created), t.fields);
			tiddler.fields["server.type"] = adaptor.serverType;
			tiddler.fields["server.host"] = AdaptorBase.minHostName(context.host);
			tiddler.fields["server.page.revision"] = t.revision;
			tiddler.fields["server.workspace"] = "bags/" + t.bag;
			context.revisions.push(tiddler);
		}
		var sortField = "server.page.revision";
		context.revisions.sort(function(a, b) {
			return a.fields[sortField] < b.fields[sortField] ? 1 :
				(a.fields[sortField] == b.fields[sortField] ? 0 : -1);
		});
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// retrieve an individual tiddler revision -- XXX: breaks with standard arguments list -- XXX: convenience function; simply use getTiddler?
adaptor.prototype.getTiddlerRevision = function(title, revision, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.revision = revision;
	return this.getTiddler(title, context, userParams, callback);
};

// retrieve an individual tiddler
//# context is an object with members host and workspace
//# callback is passed the new context and userParams
adaptor.prototype.getTiddler = function(title, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = title;
	if(context.revision) {
		var uriTemplate = "%0/%1/%2/tiddlers/%3/revisions/%4";
	} else {
		uriTemplate = "%0/%1/%2/tiddlers/%3";
	}
	if(!context.tiddler) {
		context.tiddler = new Tiddler(title);
	}
	context.tiddler.fields["server.type"] = adaptor.serverType;
	context.tiddler.fields["server.host"] = AdaptorBase.minHostName(context.host);
	context.tiddler.fields["server.title"] = title; //# required for detecting renames
	context.tiddler.fields["server.workspace"] = context.workspace;
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([context.host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name), adaptor.normalizeTitle(title),
		context.revision]);
	var req = httpReq("GET", uri, adaptor.getTiddlerCallback, context,
		merge({ accept: adaptor.mimeType }, context.headers), null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getTiddlerCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		try {
			var t = $.evalJSON(responseText); //# NB: not an actual tiddler instance
		} catch(ex) {
			context.status = false;
			context.statusText = exceptionText(ex, adaptor.parsingErrorMessage);
			if(context.callback) {
				context.callback(context, context.userParams);
			}
			return;
		}
		context.tiddler.assign(context.tiddler.title, t.text, t.modifier,
			Date.convertFromYYYYMMDDHHMM(t.modified), t.tags || [],
			Date.convertFromYYYYMMDDHHMM(t.created), context.tiddler.fields,
			t.creator); // XXX: merge extended fields!?
		context.tiddler.fields["server.bag"] = t.bag;
		context.tiddler.fields["server.etag"] = xhr.getResponseHeader("Etag");
		if(t.recipe) {
			context.tiddler.fields["server.recipe"] = t.recipe;
		}
		context.tiddler.fields["server.workspace"] = "bags/" + t.bag;
		context.tiddler.fields["server.page.revision"] = t.revision;
		context.tiddler.fields["server.permissions"] = t.permissions.join(", ");
		if(t.type && t.type != "None") {
			context.tiddler.fields["server.content-type"] = t.type;
		}
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// retrieve tiddler chronicle (all revisions)
adaptor.prototype.getTiddlerChronicle = function(title, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = title;
	var uriTemplate = "%0/%1/%2/tiddlers/%3/revisions?fat=1";
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([context.host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name), adaptor.normalizeTitle(title)]);
	var req = httpReq("GET", uri, adaptor.getTiddlerChronicleCallback,
		context, { accept: adaptor.mimeType }, null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.getTiddlerChronicleCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(status) {
		context.responseText = responseText;
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// store an individual tiddler
adaptor.prototype.putTiddler = function(tiddler, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = tiddler.title;
	context.tiddler = tiddler;
	context.host = context.host || this.fullHostName(tiddler.fields["server.host"]);
	var uriTemplate = "%0/%1/%2/tiddlers/%3";
	try {
		context.workspace = context.workspace || tiddler.fields["server.workspace"];
		var workspace = adaptor.resolveWorkspace(context.workspace);
	} catch(ex) {
		return adaptor.locationIDErrorMessage;
	}
	var uri = uriTemplate.format([context.host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name),
		adaptor.normalizeTitle(tiddler.title)]);
	var etag = adaptor.generateETag(workspace, tiddler);
	var headers = etag ? { "If-Match": etag } : null;
	var payload = {
		type: tiddler.fields["server.content-type"] || null,
		text: tiddler.text,
		tags: tiddler.tags,
		fields: $.extend({}, tiddler.fields)
	};
	delete payload.fields.changecount;
	$.each(payload.fields, function(key, value) {
		if(key.indexOf("server.") == 0) {
			delete payload.fields[key];
		}
	});
	payload = $.toJSON(payload);
	var req = httpReq("PUT", uri, adaptor.putTiddlerCallback,
		context, headers, payload, adaptor.mimeType, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.putTiddlerCallback = function(status, context, responseText, uri, xhr) {
	context.status = [204, 1223].contains(xhr.status);
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(context.status) {
		var etag = xhr.getResponseHeader("Etag");
		if(etag) {
			context.tiddler.fields["server.etag"] = etag;
			if(context.callback) {
				context.callback(context, context.userParams);
			}
		} else { // IE
			context.adaptor.getTiddler(context.tiddler.title, context,
				context.userParams, context.callback);
		}
	} else if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// store a tiddler chronicle
adaptor.prototype.putTiddlerChronicle = function(revisions, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = revisions[0].title;
	var headers = null;
	var uriTemplate = "%0/%1/%2/tiddlers/%3/revisions";
	var host = context.host || this.fullHostName(tiddler.fields["server.host"]);
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name),
		adaptor.normalizeTitle(context.title)]);
	if(workspace.type == "bag") { // generate ETag
		var etag = [adaptor.normalizeTitle(workspace.name),
			adaptor.normalizeTitle(context.title), 0].join("/"); //# zero-revision prevents overwriting existing contents
		headers = { "If-Match": '"' + etag + '"' };
	}
	var payload = $.toJSON(revisions);
	var req = httpReq("POST", uri, adaptor.putTiddlerChronicleCallback,
		context, headers, payload, adaptor.mimeType, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.putTiddlerChronicleCallback = function(status, context, responseText, uri, xhr) {
	context.status = [204, 1223].contains(xhr.status);
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// store a collection of tiddlers (import TiddlyWiki HTML store)
adaptor.prototype.putTiddlerStore = function(store, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	var uriTemplate = "%0/%1/%2/tiddlers";
	var host = context.host;
	var workspace = adaptor.resolveWorkspace(context.workspace);
	var uri = uriTemplate.format([host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name)]);
	var req = httpReq("POST", uri, adaptor.putTiddlerStoreCallback,
		context, null, store, "text/x-tiddlywiki", null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.putTiddlerStoreCallback = function(status, context, responseText, uri, xhr) {
	context.status = [204, 1223].contains(xhr.status);
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// rename an individual tiddler or move it to a different workspace -- TODO: make {from|to}.title optional
//# from and to are objects with members title and workspace (bag; optional),
//# representing source and target tiddler, respectively
adaptor.prototype.moveTiddler = function(from, to, context, userParams, callback) { // XXX: rename parameters (old/new)?
	var self = this;
	var newTiddler = store.getTiddler(from.title) || store.getTiddler(to.title); //# local rename might already have occurred
	var oldTiddler = $.extend(true, {}, newTiddler); //# required for eventual deletion
	oldTiddler.title = from.title; //# required for original tiddler's ETag
	var _getTiddlerChronicle = function(title, context, userParams, callback) {
		return self.getTiddlerChronicle(title, context, userParams, callback);
	};
	var _putTiddlerChronicle = function(context, userParams) {
		if(!context.status) {
			return callback(context, userParams);
		}
		var revisions = $.evalJSON(context.responseText); // XXX: error handling?
		// change current title while retaining previous location
		for(var i = 0; i < revisions.length; i++) {
			delete revisions[i].revision;
			if(!revisions[i].fields.origin) { // NB: origin = "<workspace>/<title>"
				revisions[i].fields.origin = ["bags", revisions[i].bag, revisions[i].title].join("/");
			}
			revisions[i].title = to.title;
		}
		// add new revision
		var rev = $.extend({}, revisions[0]);
		rev.title = to.title;
		$.each(newTiddler, function(i, item) {
			if(!$.isFunction(item)) {
				rev[i] = item;
			}
		});
		rev.created = rev.created.convertToYYYYMMDDHHMM();
		rev.modified = new Date().convertToYYYYMMDDHHMM();
		delete rev.fields.changecount;
		revisions.unshift(rev);
		if(to.workspace) {
			context.workspace = to.workspace;
		} else if(context.workspace.substring(0, 4) != "bags") { // NB: target workspace must be a bag
			context.workspace = "bags/" + rev.bag;
		}
		var subCallback = function(context, userparams) {
			context.adaptor.getTiddler(newTiddler.title, context, userParams, _deleteTiddler);
		};
		return self.putTiddlerChronicle(revisions, context, context.userParams, subCallback);
	};
	var _deleteTiddler = function(context, userParams) {
		if(!context.status) {
			return callback(context, userParams);
		}
		context.callback = null;
		return self.deleteTiddler(oldTiddler, context, context.userParams, callback);
	};
	callback = callback || function() {};
	context = this.setContext(context, userParams);
	context.host = context.host || oldTiddler.fields["server.host"];
	context.workspace = from.workspace || oldTiddler.fields["server.workspace"];
	return _getTiddlerChronicle(from.title, context, userParams, _putTiddlerChronicle);
};

// delete an individual tiddler
adaptor.prototype.deleteTiddler = function(tiddler, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = tiddler.title; // XXX: not required!?
	var uriTemplate = "%0/%1/%2/tiddlers/%3";
	var host = context.host || this.fullHostName(tiddler.fields["server.host"]);
	try {
		var workspace = adaptor.resolveWorkspace(tiddler.fields["server.workspace"]);
	} catch(ex) {
		return adaptor.locationIDErrorMessage;
	}
	var uri = uriTemplate.format([host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name),
		adaptor.normalizeTitle(tiddler.title)]);
	var etag = adaptor.generateETag(workspace, tiddler);
	var headers = etag ? { "If-Match": etag } : null;
	var req = httpReq("DELETE", uri, adaptor.deleteTiddlerCallback, context, headers,
		null, null, null, null, true);
	return typeof req == "string" ? req : true;
};

adaptor.deleteTiddlerCallback = function(status, context, responseText, uri, xhr) {
	context.status = [204, 1223].contains(xhr.status);
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// compare two revisions of a tiddler (requires TiddlyWeb differ plugin)
//# if context.rev1 is not specified, the latest revision will be used for comparison
//# if context.rev2 is not specified, the local revision will be sent for comparison
//# context.format is a string as determined by the TiddlyWeb differ plugin
adaptor.prototype.getTiddlerDiff = function(title, context, userParams, callback) {
	context = this.setContext(context, userParams, callback);
	context.title = title;

	var tiddler = store.getTiddler(title);
	try {
		var workspace = adaptor.resolveWorkspace(tiddler.fields["server.workspace"]);
	} catch(ex) {
		return adaptor.locationIDErrorMessage;
	}
	var tiddlerRef = [workspace.type + "s", workspace.name, tiddler.title].join("/");

	var rev1 = context.rev1 ? [tiddlerRef, context.rev1].join("/") : tiddlerRef;
	var rev2 = context.rev2 ? [tiddlerRef, context.rev2].join("/") : null;

	var uriTemplate = "%0/diff?rev1=%1";
	if(rev2) {
		uriTemplate += "&rev2=%2";
	}
	if(context.format) {
		uriTemplate += "&format=%3";
	}
	var host = context.host || this.fullHostName(tiddler.fields["server.host"]);
	var uri = uriTemplate.format([host, adaptor.normalizeTitle(rev1),
		adaptor.normalizeTitle(rev2), context.format]);

	if(rev2) {
		var req = httpReq("GET", uri, adaptor.getTiddlerDiffCallback, context, null,
			null, null, null, null, true);
	} else {
		var payload = {
			title: tiddler.title,
			text: tiddler.text,
			modifier: tiddler.modifier,
			tags: tiddler.tags,
			fields: $.extend({}, tiddler.fields)
		}; // XXX: missing attributes!?
		payload = $.toJSON(payload);
		req = httpReq("POST", uri, adaptor.getTiddlerDiffCallback, context,
			null, payload, adaptor.mimeType, null, null, true);
	}
	return typeof req == "string" ? req : true;
};

adaptor.getTiddlerDiffCallback = function(status, context, responseText, uri, xhr) {
	context.status = status;
	context.statusText = xhr.statusText;
	context.httpStatus = xhr.status;
	context.uri = uri;
	if(status) {
		context.diff = responseText;
	}
	if(context.callback) {
		context.callback(context, context.userParams);
	}
};

// generate tiddler information
adaptor.prototype.generateTiddlerInfo = function(tiddler) {
	var info = {};
	var uriTemplate = "%0/%1/%2/tiddlers/%3";
	var host = this.host || tiddler.fields["server.host"]; // XXX: this.host obsolete?
	host = this.fullHostName(host);
	var workspace = adaptor.resolveWorkspace(tiddler.fields["server.workspace"]);
	info.uri = uriTemplate.format([host, workspace.type + "s",
		adaptor.normalizeTitle(workspace.name),
		adaptor.normalizeTitle(tiddler.title)]);
	return info;
};

adaptor.resolveWorkspace = function(workspace) {
	var components = workspace.split("/");
	return {
		type: components[0] == "bags" ? "bag" : "recipe",
		name: components[1] || components[0]
	};
};

adaptor.generateETag = function(workspace, tiddler) {
	var etag = tiddler.fields["server.etag"];
	if(!etag && workspace.type == "bag") {
		var revision = tiddler.fields["server.page.revision"];
		if(typeof revision == "undefined") {
			revision = "0";
		} else if(revision == "false") {
			return null;
		}
		etag = [adaptor.normalizeTitle(workspace.name),
			adaptor.normalizeTitle(tiddler.title), revision].join("/");
		etag = '"' + etag + '"';
	}
	return etag;
};

adaptor.normalizeTitle = function(title) {
	return encodeURIComponent(title);
};

})(jQuery);


/*
 * jQuery JSON Plugin
 * version: 1.3
 * source: http://code.google.com/p/jquery-json/
 * license: MIT (http://www.opensource.org/licenses/mit-license.php)
 */
(function($){function toIntegersAtLease(n)
{return n<10?'0'+n:n;}
Date.prototype.toJSON=function(date)
{return this.getUTCFullYear()+'-'+
toIntegersAtLease(this.getUTCMonth())+'-'+
toIntegersAtLease(this.getUTCDate());};var escapeable=/["\\\x00-\x1f\x7f-\x9f]/g;var meta={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'};$.quoteString=function(string)
{if(escapeable.test(string))
{return'"'+string.replace(escapeable,function(a)
{var c=meta[a];if(typeof c==='string'){return c;}
c=a.charCodeAt();return'\\u00'+Math.floor(c/16).toString(16)+(c%16).toString(16);})+'"';}
return'"'+string+'"';};$.toJSON=function(o,compact)
{var type=typeof(o);if(type=="undefined")
return"undefined";else if(type=="number"||type=="boolean")
return o+"";else if(o===null)
return"null";if(type=="string")
{return $.quoteString(o);}
if(type=="object"&&typeof o.toJSON=="function")
return o.toJSON(compact);if(type!="function"&&typeof(o.length)=="number")
{var ret=[];for(var i=0;i<o.length;i++){ret.push($.toJSON(o[i],compact));}
if(compact)
return"["+ret.join(",")+"]";else
return"["+ret.join(", ")+"]";}
if(type=="function"){throw new TypeError("Unable to convert object of type 'function' to json.");}
var ret=[];for(var k in o){var name;type=typeof(k);if(type=="number")
name='"'+k+'"';else if(type=="string")
name=$.quoteString(k);else
continue;var val=$.toJSON(o[k],compact);if(typeof(val)!="string"){continue;}
if(compact)
ret.push(name+":"+val);else
ret.push(name+": "+val);}
return"{"+ret.join(", ")+"}";};$.compactJSON=function(o)
{return $.toJSON(o,true);};$.evalJSON=function(src)
{return eval("("+src+")");};$.secureEvalJSON=function(src)
{var filtered=src;filtered=filtered.replace(/\\["\\\/bfnrtu]/g,'@');filtered=filtered.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,']');filtered=filtered.replace(/(?:^|:|,)(?:\s*\[)+/g,'');if(/^[\],:{}\s]*$/.test(filtered))
return eval("("+src+")");else
throw new SyntaxError("Error parsing JSON, source is not valid.");};})(jQuery);
//}}}
