ImageGrid/ui (gen4)/lib/util.js

/**********************************************************************
* 
*
*
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define(function(require){ var module = {}

//var DEBUG = DEBUG != null ? DEBUG : true


/*********************************************************************/

// Quote a string and convert to RegExp to match self literally.
var quoteRegExp =
module.quoteRegExp =
function(str){
	return str.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
}


// XXX do we need to quote anything else???
var path2url =
module.path2url =
function(path){
	// test if we have a schema, and if yes return as-is...
	if(/^(http|https|file|[\w-]*):[\\\/]{2}/.test(path)){
		return path
	}
	// skip encoding windows drives...
	var drive = path.split(/^([a-z]:[\\\/])/i)
	path = drive.pop()
	drive = drive.pop() || ''
	return drive + (path
		.split(/[\\\/]/g)
		// XXX these are too aggressive...
		//.map(encodeURI)
		//.map(encodeURIComponent)
		.join('/')
		// NOTE: keep '%' the first...
		.replace(/%/g, '%25')
		.replace(/#/g, '%23')
		.replace(/&/g, '%26'))
}


// NOTE: we are not using node's path module as we need this to work in
// 		all contexts, not only node... (???)
var normalizePath = 
module.normalizePath =
function(path){
	return typeof(path) == typeof('str') ? path
			// normalize the slashes...
			.replace(/(\/)/g, '/')
			// remove duplicate '/'
			.replace(/(\/)\1+/g, '/')
			// remove trailing '/'
			.replace(/\/+$/, '')
			// take care of .
			.replace(/\/\.\//g, '/')
			.replace(/\/\.$/, '')
			// take care of ..
			.replace(/\/[^\/]+\/\.\.\//g, '/')
			.replace(/\/[^\/]+\/\.\.$/, '')
		: path
}



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* vim:set ts=4 sw=4 :                                                */
return module })