yet another exifex.js (a part of FlickrEx https://github.com/drikin/FlickrEx) usage: %LensX% -> estimated lens name, %Date and Time \(Original\)% -> Date and Time (Original)

exifexx.js

var com;
(function (com) {
    (function (drikin) {
        /// <reference path="../../typings/jquery.d.ts" />
        /// <reference path="../flickrex/flickrex" />
        (function (ExifEx) {
            var flickrex = new com.drikin.FlickrEx.Base();
            var exif_format = "%camera% %Focal Length% f/%aperture% ISO %ISO Speed% %Exposure% sec";
            var exif_jquery_selector = 'img';

            if (window.FLICKREX_EXIF_FORMAT !== undefined) {
                exif_format = window.FLICKREX_EXIF_FORMAT;
                delete window.FLICKREX_EXIF_FORMAT;
            }

            if (window.FLICKREX_EXIF_JQUERY_SELECTOR !== undefined) {
                exif_jquery_selector = window.FLICKREX_EXIF_JQUERY_SELECTOR;
                delete window.FLICKREX_EXIF_JQUERY_SELECTOR;
            }

            function makeExifString(exif_data) {
                var exif_params = exif_format.match(/%[\w\\\(\) ]+%/ig);
                var exif = exif_data.photo.exif;

                var output_string = exif_format;
                for (var pi = 0, pl = exif_params.length; pi < pl; pi++) {
                    var label = exif_params[pi].replace(/%/g, '');
                    if (label.toLowerCase() === 'lensx') {
                        var a = exif.filter(function(item,index){if(item.label.toLowerCase() === 'lens') return true; } )
                        if(a.length == 0){
                            a = exif.filter(function(item,index){if(item.label.toLowerCase() === 'lens model') return true; } )
                        }
                        if(a.length == 0){
                            a = exif.filter(function(item,index){if(item.label.toLowerCase() === 'lens info') return true; } )
                        }
                        if (a.length != 0) {
                            output_string = output_string.replace('%' + label + '%', a[0].raw._content);
                        }
                    } else { 
                        for (var ei = 0, el = exif.length; ei < el; ei++) {
                            if (label.toLowerCase() === 'camera') {
                                if (exif_data.photo.camera) {
                                    output_string = output_string.replace('%' + label + '%', exif_data.photo.camera);
                                }
                            }
                            if (label.toLowerCase() === exif[ei].label.toLowerCase()) {
                                output_string = output_string.replace('%' + label + '%', exif[ei].raw._content);
                            }
                        }
                    }
                }

                if (output_string === exif_format) {
                    output_string = null;
                } else {
                    output_string = output_string.replace(/%[\w\\\(\) ]*%/ig, '-');
                }
                return output_string;
            }

            function init() {
                var flickr_imgs = flickrex.getAllFlickrImageObjects(exif_jquery_selector);

                for (var i = 0, l = flickr_imgs.length; i < l; i++) {
                    (function () {
                        var flickr_img = flickr_imgs[i];
                        flickrex.getExif(flickr_imgs[i].id, function (exif_data) {
                            var exif_string = makeExifString(exif_data);
                            if (exif_string) {
                                var p = jQuery("<div class='flickr-exif'>" + exif_string + "</div>");
                                jQuery(flickr_img.node).after(p);
                            }
                        });
                    })();
                }
            }
            ExifEx.init = init;

            // start from here
            jQuery(document).ready(function () {
                init();
            });
        })(drikin.ExifEx || (drikin.ExifEx = {}));
        var ExifEx = drikin.ExifEx;
    })(com.drikin || (com.drikin = {}));
    var drikin = com.drikin;
})(com || (com = {}));