root/trunk/uploadr/MacUploadr.app/Contents/Resources/chrome/content/uploadr/photos.js

var photos = {

        // Storage
        list: [],
        count: 0,
        selected: [],
        last: null,
        unsaved: false,

        // Batch size limiting
        batch_size: 0,
        reached_limit: false,

        // Upload tracking
        uploading: [],
        current: 0,
        uploaded: [],
        add_to_set: [],
        failed: [],
        total: 0,
        ok: 0,
        fail: 0,

        // Let the user select some files, thumbnail them and track them
        add: function() {
                document.getElementById('button_upload').disabled = true;
                var fp = Cc['@mozilla.org/filepicker;1'].createInstance(Ci.nsIFilePicker);
                fp.init(window, locale.getString('dialog.add'),
                        Ci.nsIFilePicker.modeOpenMultiple);
                fp.appendFilters(Ci.nsIFilePicker.filterImages);
                var res = fp.show();
                if (Ci.nsIFilePicker.returnOK == res) {
                        var files = fp.files;
                        while (files.hasMoreElements()) {
                                photos._add(files.getNext().QueryInterface(Ci.nsILocalFile).path);
                        }

                        // After the last file is added, sort the images by date taken
                        threads.worker.dispatch(new Sort(), threads.worker.DISPATCH_NORMAL);

                } else if (photos.count) {
                        document.getElementById('button_upload').disabled = false;
                }
        },
        _add: function(path) {

                // Add the original image to the list and set our status
                var id = photos.list.length;
                photos.list.push(new Photo(id, path));
                ++photos.count;
                photos.unsaved = true;

                // Create a spot for the image, leaving a spinning placeholder
                //   Add images to the start of the list because this is our best guess for ordering
                //   newest to oldest
                var img = document.createElementNS(NS_HTML, 'img');
                img.className = 'loading';
                img.setAttribute('width', 32);
                img.setAttribute('height', 32);
                img.src = 'chrome://uploadr/skin/loading.gif';
                var li = document.createElementNS(NS_HTML, 'li');
                li.id = 'photo' + id;
                li.appendChild(img);
                var list = document.getElementById('list');
                list.insertBefore(li, list.firstChild);

                // Create and show the thumbnail
                threads.worker.dispatch(new Thumb(id, uploadr.conf.thumbSize, path),
                        threads.worker.DISPATCH_NORMAL);

        },

        // Rotate selected files
        rotate: function(degrees) {

                // Prevent silliness
                var s = photos.selected;
                var ii = s.length;
                if (0 == ii) {
                        return;
                }
                if (1 < ii && !confirm(locale.getString('rotate.confirm'),
                        locale.getString('rotate.confirm.title'))) {
                        return;
                }

                // For each selected image, show the loading spinner and dispatch the rotate job
                for (var i = 0; i < ii; ++i) {
                        var p = photos.list[s[i]];
                        var img = document.getElementById('photo' + p.id).getElementsByTagName('img')[0];
                        img.className += ' loading';
                        img.setAttribute('width', 32);
                        img.setAttribute('height', 32);
                        img.src = 'chrome://uploadr/skin/loading.gif';
                        threads.worker.dispatch(new Rotate(p.id, degrees, uploadr.conf.thumbSize,
                                p.path), threads.worker.DISPATCH_NORMAL);
                }

        },

        // Upload photos
        upload: function() {

                // If any photos need resizing to fit in the per-photo size limits, dispatch the
                // jobs and wait
                var resizing = false;
                for each (var p in photos.list) {
                        if (null != p) {
                                if (null != p.resize && -1 != p.resize &&
                                        p.square > p.resize) {
                                        resizing = true;
                                        threads.worker.dispatch(new Resize(p.id, p.resize, p.path),
                                                threads.worker.DISPATCH_NORMAL);
                                } else if (uploadr.fsize(p.path) > users.filesize && p.square > p.resize) {
                                        resizing = true;
                                        threads.worker.dispatch(new Resize(p.id, -1, p.path),
                                                threads.worker.DISPATCH_NORMAL);
                                }
                        }
                }
                if (resizing) {
                        threads.worker.dispatch(new RetryUpload(), threads.worker.DISPATCH_NORMAL);
                        return;
                }

                // Decide if we're already in the midst of an upload
                var not_started = 0 == photos.uploading.length;

                // Take the list of photos into upload mode and reset the UI
                for each (var p in photos.list) {
                        photos.uploading.push(p);
                }
                photos.list = [];
                photos.count = 0;
                document.getElementById('button_upload').disabled = true;
                photos.selected = [];
                photos.last = null;
                photos.unsaved = false;
                var list = document.getElementById('list');
                while (list.hasChildNodes()) {
                        list.removeChild(list.firstChild);
                }

                // Find out how many photos we actually have
                photos.total = 0;
                var ii = photos.uploading.length;
                for (var i = 0; i < ii; ++i) {
                        if (null != photos.uploading[i]) {
                                ++photos.total;
                        }
                }

                // Update the UI
                status.set(locale.getString('status.uploading'));

                // Kick off the first batch job if we haven't started
                if (not_started) {
                        for (var i = 0; i < ii; ++i) {
                                if (null != photos.uploading[i]) {
                                        upload(i);
                                        break;
                                }
                        }
                }

        }

};

// Photo properties
var Photo = function(id, path) {
        this.id = id;
        this.date_taken = '';
        this.path = path;
        var filename = path.match(/([^\/\\]*)$/);
        if (null == filename) {
                this.filename = '';
        } else {
                this.filename = filename[1];
        }
        this.square = 0;
        this.title = '';
        this.description = '';
        this.tags = '';
        this.is_public = settings.is_public;
        this.is_friend = settings.is_friend;
        this.is_family = settings.is_family;
        this.content_type = settings.content_type;
        this.safety_level = settings.safety_level;
        this.hidden = settings.hidden;
        this.resize = settings.resize;
};