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			598 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			598 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
| /**********************************************************************
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| * 
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| *
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| *
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| **********************************************************************/
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| 
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| ((typeof define)[0]=='u'?function(f){module.exports=f(require)}:define)
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| (function(require){ var module={} // make module AMD/node compatible...
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| /*********************************************************************/
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| 
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| // XXX this is a hack...
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| // 		...need a way to escape these so as not to load them in browser...
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| if(typeof(process) != 'undefined'){
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| 	var fs = requirejs('fs')
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| 	var path = requirejs('path')
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| 	var exiftool = requirejs('exiftool')
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| }
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| 
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| 
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| var util = require('lib/util')
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| var toggler = require('lib/toggler')
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| var tasks = require('lib/tasks')
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| var keyboard = require('lib/keyboard')
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| 
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| var actions = require('lib/actions')
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| var core = require('features/core')
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| var base = require('features/base')
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| var widgets = require('features/ui-widgets')
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| 
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| var browse = require('lib/widget/browse')
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| var overlay = require('lib/widget/overlay')
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| 
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| 
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| 
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| /*********************************************************************/
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| // XXX make metadata a prop of image... (???)
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| // XXX Q: should we standardise metadata field names and adapt them to 
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| // 		lib???
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| 
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| var MetadataActions = actions.Actions({
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| 	getMetadata: ['- Image/Get metadata data',
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| 		function(image){
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| 			var gid = this.data.getImage(image)
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| 
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| 			if(this.images && this.images[gid]){
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| 				return this.images[gid].metadata || {}
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| 			}
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| 			return null
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| 		}],
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| 	setMetadata: ['- Image/Set metadata data',
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| 		function(image, metadata, merge){
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| 			var that = this
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| 			var gid = this.data.getImage(image)
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| 
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| 			if(this.images && this.images[gid]){
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| 				if(merge){
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| 					var m = this.images[gid].metadata
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| 					Object.keys(metadata).forEach(function(k){
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| 						m[k] = metadata[k]
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| 					})
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| 
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| 				} else {
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| 					this.images[gid].metadata = metadata
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| 				}
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| 			}
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| 		}]
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| })
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| 
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| var Metadata = 
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| module.Metadata = core.ImageGridFeatures.Feature({
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| 	title: '',
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| 	doc: '',
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| 
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| 	tag: 'metadata',
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| 	depends: [
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| 		'base',
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| 	],
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| 	suggested: [
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| 		'fs-metadata',
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| 		'ui-metadata',
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| 		'ui-fs-metadata',
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| 	],
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| 
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| 	actions: MetadataActions,
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| })
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| 
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| 
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| //---------------------------------------------------------------------
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| // Metadata reader/writer...
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| 
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| 
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| // XXX add Metadata writer...
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| var MetadataReaderActions = actions.Actions({
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| 	// NOTE: this will read both stat and metadata...
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| 	//
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| 	// XXX add support to taskqueue...
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| 	// XXX should this process multiple images???
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| 	// XXX also check the metadata/ folder (???)
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| 	// XXX this uses .markChanged(..) form filesystem.FileSystemWriter 
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| 	// 		feature, but technically does not depend on it...
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| 	// XXX should we store metadata in an image (current) or in fs???
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| 	readMetadata: ['- Image/Get metadata data',
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| 		function(image, force){
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| 			var that = this
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| 
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| 			var gid = this.data.getImage(image)
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| 			var img = this.images && this.images[gid]
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| 
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| 			if(!image && !img){
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| 				return false
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| 			}
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| 
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| 			//var full_path = path.normalize(img.base_path +'/'+ img.path)
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| 			var full_path = this.getImagePath(gid)
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| 
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| 			return new Promise(function(resolve, reject){
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| 				if(!force && img.metadata){
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| 					return resolve(img.metadata)
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| 				}
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| 
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| 				fs.readFile(full_path, function(err, file){
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| 					if(err){
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| 						return reject(err)
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| 					}
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| 
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| 					// read stat...
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| 					if(!that.images[gid].birthtime){
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| 						var img = that.images[gid]
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| 						var stat = fs.statSync(full_path)
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| 						
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| 						img.atime = stat.atime
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| 						img.mtime = stat.mtime
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| 						img.ctime = stat.ctime
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| 						img.birthtime = stat.birthtime
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| 
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| 						img.size = stat.size
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| 					}
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| 
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| 					// read image metadata...
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| 					exiftool.metadata(file, function(err, data){
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| 						if(err){
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| 							reject(err)
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| 
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| 						} else if(data.error){
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| 							reject(data)
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| 
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| 						} else {
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| 							// store metadata...
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| 							// XXX 
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| 
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| 							// convert to a real dict...
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| 							// NOTE: exiftool appears to return an array 
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| 							// 		object rather than an actual dict/object
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| 							// 		and that is not JSON compatible....
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| 							var m = {}
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| 							Object.keys(data).forEach(function(k){ m[k] = data[k] })
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| 
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| 							that.images[gid].metadata = m
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| 
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| 							// XXX
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| 							that.markChanged && that.markChanged('images', [gid])
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| 						}
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| 
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| 						resolve(data)
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| 					})
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| 				})
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| 			})
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| 		}],
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| 
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| 	// XXX STUB: add support for this to .readMetadata(..)
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| 	readAllMetadata: ['File/Read all metadata',
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| 		function(){
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| 			var that = this
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| 			// XXX make this a global API...
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| 			var q = this.__reader_queue = this.__reader_queue || tasks.Queue()
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| 
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| 			var logger = this.logger && this.logger.push('Read metadata')
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| 
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| 			// XXX is this the right way to go???
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| 			q.on('taskQueued', function(t){ logger.emit('queued', t) })
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| 			q.on('taskDone', function(t){ logger.emit('done', t) })
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| 			q.on('taskFailed', function(t){ logger.emit('error', t) })
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| 
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| 			var read = function(gid){ 
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| 				return function(){ return that.readMetadata(gid) } }
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| 
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| 			q.start()
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| 
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| 			this.images 
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| 				&& this.images.forEach(function(gid){
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| 					q.enqueue('metadata', read(gid))
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| 				})
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| 			
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| 			return q
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| 		}],
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| 
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| 	// XXX take image Metadata and write it to target...
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| 	writeMetadata: ['- Image/Set metadata data',
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| 		function(image, target){
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| 			// XXX
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| 		}]
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| })
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| 
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| var MetadataReader = 
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| module.MetadataReader = core.ImageGridFeatures.Feature({
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| 	title: '',
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| 	doc: '',
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| 
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| 	tag: 'fs-metadata',
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| 	depends: [
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| 		'fs-info',
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| 		'metadata',
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| 	],
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| 
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| 	isApplicable: function(){ 
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| 		return this.runtime == 'nw' || this.runtime == 'node' },
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| 
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| 	actions: MetadataReaderActions,
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| 
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| 	handlers: [
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| 		// XXX STUB: need a better strategy to read metadata...
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| 		// 		Approach 1 (target):
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| 		// 			read the metadata on demand e.g. on .showMetadata(..)
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| 		// 				+ natural approach
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| 		// 				- not sync
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| 		// 					really complicated to organize...
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| 		//
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| 		// 		Approach 2:
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| 		// 			lazy read -- timeout and overwrite on next image
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| 		// 				- hack-ish
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| 		// 				+ simple
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| 		//
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| 		// 		Approach 3:
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| 		// 			index a dir
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| 		/*
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| 		['focusImage', 
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| 			function(){
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| 				var gid = this.current
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| 				metadata = this.images && this.images[gid] && this.images[gid].metadata
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| 				metadata = metadata && (Object.keys(metadata).length > 0)
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| 
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| 				if(!metadata){
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| 					this.readMetadata(gid)
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| 				}
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| 			}]
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| 		*/
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| 	],
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| })
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| 
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| 
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| 
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| //---------------------------------------------------------------------
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| // Metadata editor/viewer...
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| //
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| // NOTE: this is by-design platform independent...
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| //
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| // XXX first instinct is to use browse with editable fields as it will
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| // 		give us: 
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| // 			- searchability
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| // 			- navigation
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| // 			- ...
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| // 		missing functionality:
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| // 			- editor/form on open event
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| // 				- inline (preferred)
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| // 				- modal-form
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| // 			- table-like layout
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| // 				- template???
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| // 				- script layout tweaking (post-update)
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| //
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| // 		...need to think about this...
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| 
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| // XXX add ability to manually sort fields -- moving a field up/down 
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| // 		edits .config...
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| // 		...not sure how to go about this yet...
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| // XXX add combined fields...
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| // 		'Make' + 'Camera Model Name'
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| // XXX add identical fields -- show first available and hide the rest...
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| // 		'Shutter Speed', 'Exposure Time',
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| // 		'Lens ID', 'Lens'
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| // XXX add field editing... (open)
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| // XXX might be good to split this to sections...
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| // 		- base info
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| // 		- general metadata
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| // 		- full metadata
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| // 			- EXIF
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| // 			- IPTC
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| // 			- ...
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| var MetadataUIActions = actions.Actions({
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| 	config: {
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| 		'metadata-auto-select-modes': [
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| 			'none',
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| 			'on select',
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| 			'on open',
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| 		],
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| 		'metadata-auto-select-mode': 'on select',
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| 
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| 		// XXX
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| 		'metadata-editable-fields': [
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| 			//'Artist',
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| 			//'Copyright',
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| 			'Comment',
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| 			'Tags',
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| 		],
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| 		'metadata-field-order': [
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| 			// base
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| 			'GID', 
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| 			'File Name', 'Parent Directory', 'Full Path',
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| 
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| 			'Date created', 'ctime', 'mtime', 'atime',
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| 
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| 			'Index (ribbon)', 'Index (crop)', 'Index (global)',
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| 
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| 			// metadata...
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| 			'Make', 'Camera Model Name', 'Lens ID', 'Lens', 'Lens Profile Name', 'Focal Length',
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| 
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| 			'Metering Mode', 'Exposure Program', 'Exposure Compensation', 
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| 			'Shutter Speed Value', 'Exposure Time', 
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| 			'Aperture Value', 'F Number', 
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| 			'Iso',
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| 			'Quality', 'Focus Mode', 
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| 
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| 			'Artist', 'Copyright',
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| 
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| 			'Date/time Original', 'Create Date', 'Modify Date',
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| 
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| 			'Mime Type',
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| 		],
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| 	},
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| 
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| 	toggleMetadataAutoSelect: ['Interface/Metadata value auto-select',
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| 		core.makeConfigToggler('metadata-auto-select-mode', 
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| 			function(){ return this.config['metadata-auto-select-modes'] })],
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| 
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| 	// NOTE: this will extend the Browse object with .updateMetadata(..)
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| 	// 		method to enable updating of metadata in the list...
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| 	//
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| 	// XXX should we replace 'mode' with nested set of metadata???
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| 	// XXX make this support multiple images...
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| 	// XXX add support for .metadataSection(make) action to construct a section...
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| 	showMetadata: ['Image/Metadata...',
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| 		widgets.makeUIDialog(function(image, mode){
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| 		//function(image, mode){
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| 			var that = this
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| 			image = this.data.getImage(image)
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| 			mode = mode || 'disabled'
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| 
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| 			var field_order = this.config['metadata-field-order'] || []
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| 			var x = field_order.length + 1
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| 
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| 			// get image metadata...
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| 			var metadata = this.getMetadata(image) || {} 
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| 			var img = this.images && this.images[image] || null
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| 
 | |
| 			// helpers...
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| 			var _cmp = function(a, b){
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| 				a = field_order.indexOf(a[0]
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| 					.replace(/\$(\w)/g, '$1')
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| 					.replace(/^- |: $/g, ''))
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| 				a = a == -1 ? x : a
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| 				b = field_order.indexOf(b[0]
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| 					.replace(/\$(\w)/g, '$1')
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| 					.replace(/^- |: $/g, ''))
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| 				b = b == -1 ? x : b
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| 				return a - b
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| 			}
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| 
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| 			var _buildInfoList = function(image, metadata){
 | |
| 				// XXX move these to an info feature...
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| 				// base fields...
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| 				var base = [
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| 					['$GID: ', image],
 | |
| 					// NOTE: these are 1-based and not 0-based...
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| 					['Index (ribbon): ', 
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| 						that.data.getImageOrder('ribbon', image) + 1
 | |
| 						+'/'+ 
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| 						that.data.getImages(image).len],
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| 					// show this only when cropped...
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| 					['Index (global): ', 
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| 						that.data.getImageOrder(image) + 1
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| 						+'/'+ 
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| 						that.data.getImages('all').len],
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| 				]
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| 				// crop-specific stuff...
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| 				if(that.crop_stack && that.crop_stack.len > 0){
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| 					base = base.concat([
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| 						['Index (crop): ', 
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| 							that.data.getImageOrder('loaded', image) + 1
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| 							+'/'+ 
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| 							that.data.getImages('loaded').len],
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| 					])
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| 				}
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| 				// fields that expect that image data is available...
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| 				var info = ['---']
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| 				if(img){
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| 					// some abstractions...
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| 					// XXX should these be here???
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| 					var _normalize = typeof(path) != 'undefined' ? 
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| 						path.normalize
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| 						: function(e){ return e.replace(/\/\.\//, '') }
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| 					var _basename = typeof(path) != 'undefined' ?
 | |
| 						path.basename
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| 						: function(e){ return e.split(/[\\\/]/g).pop() }
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| 					var _dirname = typeof(path) != 'undefined' ?
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| 						function(e){ return path.normalize(path.dirname(e)) }
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| 						: function(e){ 
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| 							return _normalize(e.split(/[\\\/]/g).slice(0, -1).join('/')) }
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| 
 | |
| 					// paths...
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| 					img.path 
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| 						&& base.push(['File $Name: ', 
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| 							_basename(img.path)])
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| 						&& base.push(['Parent $Directory: ', 
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| 							_dirname((img.base_path || '.') +'/'+ img.path)])
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| 						&& base.push(['Full $Path: ', 
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| 							_normalize((img.base_path || '.') +'/'+ img.path)])
 | |
| 
 | |
| 					// times...
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| 					img.birthtime 
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| 						&& base.push(['Date created: ', 
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| 							img.birthtime && new Date(img.birthtime).toShortDate()])
 | |
| 					img.ctime
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| 						&& base.push(['- ctime: ', 
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| 							img.ctime && new Date(img.ctime).toShortDate()])
 | |
| 					img.mtime
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| 						&& base.push(['- mtime: ',
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| 							img.mtime && new Date(img.mtime).toShortDate()])
 | |
| 					img.atime
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| 						&& base.push(['- atime: ', 
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| 							img.atime && new Date(img.atime).toShortDate()])
 | |
| 				}
 | |
| 
 | |
| 				// comment and tags...
 | |
| 				info.push(['$Comment: ', 
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| 					function(){ return img && img.comment || '' }]) 
 | |
| 
 | |
| 				info.push(['$Tags: ', 
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| 					function(){ return that.data.getTags().join(', ') || '' }])
 | |
| 
 | |
| 				// build fields...
 | |
| 				var fields = []
 | |
| 				Object.keys(metadata).forEach(function(k){
 | |
| 					var n =  k
 | |
| 						// convert camel-case to human-case ;)
 | |
| 						.replace(/([A-Z]+)/g, ' $1')
 | |
| 						.capitalize()
 | |
| 
 | |
| 					// skip metadata stuff in short mode...
 | |
| 					if(mode != 'full' 
 | |
| 							&& field_order.indexOf(n) == -1){
 | |
| 						if(mode == 'short'){
 | |
| 							return
 | |
| 
 | |
| 						} else if(mode == 'disabled') {
 | |
| 							n = '- ' + n
 | |
| 						}
 | |
| 					}
 | |
| 
 | |
| 					fields.push([ n + ': ', metadata[k] ])
 | |
| 				})
 | |
| 
 | |
| 				// sort fields...
 | |
| 				base.sort(_cmp)
 | |
| 				fields.sort(_cmp)
 | |
| 
 | |
| 				// add separator to base...
 | |
| 				fields.length > 0 && info.push('---')
 | |
| 
 | |
| 				return base
 | |
| 					.concat(info)
 | |
| 					.concat(fields)
 | |
| 			}
 | |
| 
 | |
| 			// XXX might be a good idea to directly bind ctrl-c to copy value...
 | |
| 			var o = browse.makeList(
 | |
| 					null,
 | |
| 					_buildInfoList(image, metadata),
 | |
| 					{
 | |
| 						showDisabled: false,
 | |
| 					})
 | |
| 				// select value of current item...
 | |
| 				.on('select', function(evt, elem){
 | |
| 					if(that.config['metadata-auto-select-mode'] == 'on select'){
 | |
| 						$(elem).find('.text').last().selectText()
 | |
| 					}
 | |
| 				})
 | |
| 				// XXX start editing onkeydown...
 | |
| 				.on('keydown', function(){
 | |
| 					// XXX Enter + editable -> edit (only this???)
 | |
| 				})
 | |
| 				// path selected...
 | |
| 				.open(function(evt, path){ 
 | |
| 					event.preventDefault()
 | |
| 
 | |
| 					var editable = that.config['metadata-editable-fields']
 | |
| 
 | |
| 					var text = o.filter(path).find('.text')
 | |
| 
 | |
| 					var field = text.first().text()
 | |
| 						.trim()
 | |
| 						// remove the trailing ':'
 | |
| 						.slice(0, -1)
 | |
| 					var elem = text.last()
 | |
| 
 | |
| 					// handle select...
 | |
| 					if(that.config['metadata-auto-select-mode'] == 'on open'){
 | |
| 						elem.selectText()
 | |
| 					}
 | |
| 
 | |
| 					// skip non-editable fields...
 | |
| 					if(editable.indexOf(field) >= 0){
 | |
| 						elem.makeEditable({
 | |
| 							activate: true,
 | |
| 							clear_on_edit: false,
 | |
| 							//blur_on_abort: false,
 | |
| 							//blur_on_commit: false,
 | |
| 						})
 | |
| 					}
 | |
| 				})
 | |
| 				.on('close', function(){
 | |
| 					// XXX
 | |
| 				})
 | |
| 
 | |
| 			o.dom.addClass('table-view')
 | |
| 
 | |
| 			o.updateMetadata = function(metadata){
 | |
| 				metadata = metadata || that.getMetadata()
 | |
| 
 | |
| 				// build new data set and update view...
 | |
| 				this.options.data = _buildInfoList(image, metadata)
 | |
| 				this.update()
 | |
| 
 | |
| 				return this
 | |
| 			}
 | |
| 
 | |
| 			return o
 | |
| 		})]
 | |
| })
 | |
| 
 | |
| var MetadataUI = 
 | |
| module.MetadataUI = core.ImageGridFeatures.Feature({
 | |
| 	title: '',
 | |
| 	doc: '',
 | |
| 
 | |
| 	tag: 'ui-metadata',
 | |
| 	depends: [
 | |
| 		'ui',
 | |
| 		'metadata',
 | |
| 	],
 | |
| 
 | |
| 	actions: MetadataUIActions,
 | |
| })
 | |
| 
 | |
| 
 | |
| 
 | |
| // Load etdata on demand...
 | |
| //
 | |
| var MetadataFSUI = 
 | |
| module.MetadataFSUI = core.ImageGridFeatures.Feature({
 | |
| 	title: '',
 | |
| 	doc: '',
 | |
| 
 | |
| 	tag: 'ui-fs-metadata',
 | |
| 	depends: [
 | |
| 		'ui',
 | |
| 		'metadata',
 | |
| 		'fs-metadata',
 | |
| 	],
 | |
| 
 | |
| 	handlers: [
 | |
| 		// Read metadata and when done update the list...
 | |
| 		// XXX should we show what we can and wait for metadata load (current
 | |
| 		// 		state) or wait and show everything in one go???
 | |
| 		['showMetadata.pre',
 | |
| 			function(image){
 | |
| 				var that = this
 | |
| 				var reader = this.readMetadata(image)
 | |
| 
 | |
| 				return reader && function(client){
 | |
| 					var data = client.options.data
 | |
| 
 | |
| 					// add a loading indicator...
 | |
| 					// NOTE: this will get overwritten when calling .updateMetadata()
 | |
| 					data.push('---')
 | |
| 					data.push('...')
 | |
| 					client.update()
 | |
| 
 | |
| 					reader.then(function(data){
 | |
| 						client.updateMetadata()
 | |
| 					})
 | |
| 				}
 | |
| 			}],
 | |
| 	],
 | |
| })
 | |
| 
 | |
| 
 | |
| /**********************************************************************
 | |
| * vim:set ts=4 sw=4 :                               */ return module })
 |