angular-cloudinary/angular-cloudinary.js at master · withloveinternet/angular-cloudinary · GitHub

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(function () {

'use strict';

if (typeof require !== 'undefined') {

require('ng-file-upload');

}

var OLD_AKAMAI_SHARED_CDN = "cloudinary-a.akamaihd.net";

var AKAMAI_SHARED_CDN = "res.cloudinary.com";

var SHARED_CDN = AKAMAI_SHARED_CDN;

var angularModule = angular.module('angular-cloudinary', [

'ngFileUpload',

]);

var cloudinaryAttr = function(attr){

if (attr.match(/cl[A-Z]/)) attr = attr.substring(2);

return attr.replace('-', '_').replace(/([a-z])([A-Z])/g,'$1_$2').toLowerCase();

};

['Src', 'Srcset', 'Href'].forEach(function(attrName) {

var normalized = 'cl' + attrName;

attrName = attrName.toLowerCase();

angularModule.directive(normalized, ['$sniffer', 'cloudinary', function($sniffer, cloudinary) {

return {

priority: 99, // it needs to run after the attributes are interpolated

link: function(scope, element, attr) {

var propName = attrName,

name = attrName;

if (attrName === 'href' &&

toString.call(element.prop('href')) === '[object SVGAnimatedString]') {

name = 'xlinkHref';

attr.$attr[name] = 'xlink:href';

propName = null;

}

attr.$observe(normalized, function(value) {

if (!value)

return;

var attributes = {};

angular.forEach(element[0].attributes, function(v){attributes[cloudinaryAttr(v.name)] = v.value});

value = cloudinary.url(value, attributes);

attr.$set(name, value);

// on IE, if "ng:src" directive declaration is used and "src" attribute doesn't exist

// then calling element.setAttribute('src', 'foo') doesn't do anything, so we need

// to set the property as well to achieve the desired effect.

// we use attr[attrName] value since $set can sanitize the url.

if ($sniffer.msie && propName) element.prop(propName, attr[name]);

});

}

};

}]);

});

angularModule.directive('clTransformation', [function() {

return {

restrict : 'E',

transclude : false,

require: '^clImage',

link : function (scope, element, attrs, clImageCtrl) {

var attributes = {};

angular.forEach(attrs, function(value, name){

if (name[0] !== '$') {

attributes[cloudinaryAttr(name)] = value;

}

});

clImageCtrl.addTransformation(attributes);

}

}]);

angularModule.directive('clImage', ['cloudinary', function(cloudinary) {

var Controller = function($scope) {

this.addTransformation = function(ts) {

$scope.transformations = $scope.transformations || [];

$scope.transformations.push(ts);

}

};

Controller.$inject = ['$scope'];

return {

restrict : 'E',

replace: true,

transclude : true,

template: "<img ng-transclude/>",

scope: {},

priority: 99,

controller: Controller,

// The linking function will add behavior to the template

link : function(scope, element, attrs) {

var attributes = {};

var publicId = null;

angular.forEach(attrs, function(value, name){attributes[cloudinaryAttr(name)] = value});

if (scope.transformations) {

attributes.transformation = scope.transformations;

}

// store public id and load image

attrs.$observe('publicId', function(value){

if (!value) return;

publicId = value

loadImage();

});

// observe and update version attribute

attrs.$observe('version', function(value){

if (!value) return;

attributes['version'] = value;

loadImage();

});

if (attrs.htmlWidth) {

element.attr("width", attrs.htmlWidth);

} else {

element.removeAttr("width");

}

if (attrs.htmlHeight) {

element.attr("height", attrs.htmlHeight);

} else {

element.removeAttr("height");

}

var loadImage = function() {

var url = cloudinary.url(publicId, attributes);

element.attr('src', url);

}

};

}]);

angularModule.directive('clVideo', ['cloudinary', function(cloudinary) {

return {

restrict: 'E',

scope: {},

priority: 99,

replace: true,

transclude: true,

template: '<div ngTransclude></div>',

link: function (scope, element, attrs) {

var attributes = {};

var publicId = null;

angular.forEach(attrs, function(value, name) {

var key = cloudinaryAttr(name);

if (key[0] === '$') return;

attributes[key] = value;

});

if (scope.transformations) {

attributes.transformation = scope.transformations;

}

attrs.$observe('publicId', function(value){

if (!value) return;

publicId = value;

loadVideo();

});

function loadVideo () {

var videoElement = cloudinary.video(publicId, attributes);

element.empty().append(videoElement);

}

}]);

angularModule.filter('clUrl', ['cloudinary', function(cloudinary) {

return function (input, options) {

return cloudinary.url(input, options || {});

}

}]);

angularModule.provider('cloudinary', function () {

var config = {

upload_endpoint: 'https://api.cloudinary.com/v1_1/'

};

this.config = function (obj) {

angular.extend(config, obj);

};

this.$get = ['Upload', function (Upload) {

return {

url: cloudinary_url,

upload: upload,

video: createVideoElement,

};

function upload (file, options) {

var cloud_name = options.cloud_name || config.cloud_name

if (config.upload_preset) {

options = angular.extend({

upload_preset: config.upload_preset

}, options);

}

return Upload.upload({

url: config.upload_endpoint + cloud_name + '/upload',

fields: options,

skipAuthorization: true,

file: file

});

}

}];

function cloudinary_url(public_id, options) {

if (!public_id) {

return '';

}

options = options || {};

var type = option_consume(options, 'type', 'upload');

if (type == 'fetch') {

options.fetch_format = options.fetch_format || option_consume(options, 'format');

}

var transformation = generate_transformation_string(options);

var resource_type = option_consume(options, 'resource_type', "image");

var version = option_consume(options, 'version');

var format = option_consume(options, 'format');

var cloud_name = option_consume(options, 'cloud_name', config.cloud_name);

if (!cloud_name) throw "Unknown cloud_name";

var private_cdn = option_consume(options, 'private_cdn', config.private_cdn);

var secure_distribution = option_consume(options, 'secure_distribution', config.secure_distribution);

var cname = option_consume(options, 'cname', config.cname);

var cdn_subdomain = option_consume(options, 'cdn_subdomain', config.cdn_subdomain);

var secure_cdn_subdomain = option_consume(options, 'secure_cdn_subdomain', config.secure_cdn_subdomain);

var shorten = option_consume(options, 'shorten', config.shorten);

var secure = option_consume(options, 'secure', window.location.protocol == 'https:');

var protocol = option_consume(options, 'protocol', config.protocol);

var trust_public_id = option_consume(options, 'trust_public_id');

var url_suffix = option_consume(options, 'url_suffix');

var use_root_path = option_consume(options, 'use_root_path', config.use_root_path);

if (!private_cdn) {

if (url_suffix) throw "URL Suffix only supported in private CDN";

if (use_root_path) throw "Root path only supported in private CDN";

}

if (type == 'fetch') {

public_id = absolutize(public_id);

}

if (public_id.search("/") >= 0 && !public_id.match(/^v[0-9]+/) && !public_id.match(/^https?:\//) && !present(version)) {

version = 0;

}

if (public_id.match(/^https?:/)) {

if (type == "upload" || type == "asset") return public_id;

public_id = encodeURIComponent(public_id).replace(/%3A/g, ":").replace(/%2F/g, "/");

} else {

// Make sure public_id is URI encoded.

public_id = encodeURIComponent(decodeURIComponent(public_id)).replace(/%3A/g, ":").replace(/%2F/g, "/");

if (url_suffix) {

if (url_suffix.match(/[\.\/]/)) throw "url_suffix should not include . or /";

public_id = public_id + "/" + url_suffix;

}

if (format) {

if (!trust_public_id) public_id = public_id.replace(/\.(jpg|png|gif|webp)$/, '');

public_id = public_id + "." + format;

}

var resource_type_and_type = finalize_resource_type(resource_type, type, url_suffix, use_root_path, shorten);

var prefix = cloudinary_url_prefix(public_id, cloud_name, private_cdn, cdn_subdomain, secure_cdn_subdomain, cname, secure, secure_distribution, protocol);

var url = [prefix, resource_type_and_type, transformation, version ? "v" + version : "",

public_id].join("/").replace(/([^:])\/+/g, '$1/');

return url;

}

function createVideoElement (public_id, options) {

options = options || {};

public_id = public_id.replace(/\.(mp4|ogv|webm)$/, '');

var source_types = option_consume(options, 'source_types', []);

var source_transformation = option_consume(options, 'source_transformation', {});

var fallback = option_consume(options, 'fallback_content', '');

if (source_types.length == 0) source_types = DEFAULT_VIDEO_SOURCE_TYPES;

var video_options = angular.copy(options);

if (video_options.hasOwnProperty('poster')) {

if (angular.isObject(video_options.poster)) {

if (video_options.poster.hasOwnProperty('public_id')) {

video_options.poster = cloudinary_url(video_options.poster.public_id, video_options.poster);

} else {

video_options.poster = cloudinary_url(public_id, angular.extend({}, DEFAULT_POSTER_OPTIONS, video_options.poster));

}

} else {

video_options.poster = cloudinary_url(public_id, angular.extend({}, DEFAULT_POSTER_OPTIONS, options));

}

if (!video_options.poster) delete video_options.poster;

var html = '<video ';

if (!video_options.hasOwnProperty('resource_type')) video_options.resource_type = 'video';

var multi_source = angular.isArray(source_types) && source_types.length > 1;

var source = public_id;

if (!multi_source){

source = source + '.' + build_array(source_types)[0];

}

var src = cloudinary_url(source, video_options);

if (!multi_source) video_options.src = src;

if (video_options.hasOwnProperty("html_width")) video_options.width = option_consume(video_options, 'html_width');

if (video_options.hasOwnProperty("html_height")) video_options.height = option_consume(video_options, 'html_height');

html = html + html_attrs(video_options) + '>';

if (multi_source) {

for(var i = 0; i < source_types.length; i++) {

var source_type = source_types[i];

var transformation = source_transformation[source_type] || {};

src = cloudinary_url(source + "." + source_type, angular.extend({resource_type: 'video'}, options, transformation));

var video_type = source_type == 'ogv' ? 'ogg' : source_type;

var mime_type = "video/" + video_type;

html = html + '<source '+ html_attrs({src: src, type: mime_type}) + '>';

}

html = html + fallback;

html = html + '</video>';

return html;

}

function option_consume(options, option_name, default_value) {

var result = options[option_name];

delete options[option_name];

return typeof(result) == 'undefined' ? default_value : result;

}

function generate_transformation_string(options) {

var base_transformations = process_base_transformations(options);

process_size(options);

process_html_dimensions(options);

var params = [];

for (var param in TRANSFORMATION_PARAM_NAME_MAPPING) {

var value = option_consume(options, param);

if (!present(value)) continue;

if (TRANSFORMATION_PARAM_VALUE_MAPPING[param]) {

value = TRANSFORMATION_PARAM_VALUE_MAPPING[param](value);

}

if (!present(value)) continue;

if (angular.isArray(value)) {

var actual = [];

for (var i = 0; i < value.length; i++) {

actual.push(TRANSFORMATION_PARAM_NAME_MAPPING[param] + "_" + value[i]);

}

params.push(actual.join(','));

}

else {

params.push(TRANSFORMATION_PARAM_NAME_MAPPING[param] + "_" + value);

}

// params.sort();

var raw_transformation = option_consume(options, 'raw_transformation');

if (present(raw_transformation)) params.push(raw_transformation);

var transformation = params.join(",");

if (present(transformation)) base_transformations.push(transformation);

return base_transformations.join("/");

}

function process_base_transformations(options) {

var transformations = build_array(options.transformation);

var all_named = true;

for (var i = 0; i < transformations.length; i++) {

all_named = all_named && typeof(transformations[i]) == 'string';

}

if (all_named) {

return [];

}

delete options.transformation;

var base_transformations = [];

for (var i = 0; i < transformations.length; i++) {

var transformation = transformations[i];

if (typeof(transformation) == 'string') {

base_transformations.push("t_" + transformation);

} else {

base_transformations.push(generate_transformation_string(angular.extend({}, transformation)));

}

return base_transformations;

}

function build_array(arg) {

if (arg === null || typeof(arg) == 'undefined') {

return [];

} else if (angular.isArray(arg)) {

return arg;

} else if (angular.isString(arg)) {

return arg.split(',');

} else {

return [arg];

}

function process_size(options) {

var size = option_consume(options, 'size');

if (size === 'fitScreen') {

options.width = Math.min(1440, Math.max(screen.width, screen.height));

}

else if (size) {

var split_size = size.split("x");

options.width = split_size[0];

options.height = split_size[1];

}

function process_html_dimensions(options) {

var width = options.width, height = options.height;

var has_layer = options.overlay || options.underlay;

var crop = options.crop;

var use_as_html_dimensions = !has_layer && !options.angle && crop != "fit" && crop != "limit" && crop != "lfill";

if (use_as_html_dimensions) {

if (width && !options.html_width && width !== "auto" && parseFloat(width) >= 1) options.html_width = width;

if (height && !options.html_height && parseFloat(height) >= 1) options.html_height = height;

}

if (!crop && !has_layer) {

delete options.width;

delete options.height;

}

function html_attrs(attrs) {

var pairs = [];

angular.forEach(attrs, function(value, key) {

pairs.push(join_pair(key, value));

});

pairs.sort();

return pairs.filter(function(pair){return pair;}).join(" ");

}

function join_pair(key, value) {

if (!value) {

return undefined;

} else if (value === true) {

return key;

} else {

return key + "=\"" + value + "\"";

}

var TRANSFORMATION_PARAM_NAME_MAPPING = {

width: 'w',

height: 'h',

angle: 'a',

background: 'b',

border: 'bo',

color: 'co',

color_space: 'cs',

crop: 'c',

default_image: 'd',

delay: 'dl',

density: 'dn',

dpr: 'dpr',

effect: 'e',

fetch_format: 'f',

flags: 'fl',

opacity: 'o',

overlay: 'l',

page: 'pg',

prefix: 'p',

quality: 'q',

radius: 'r',

transformation: 't',

underlay: 'u',

gravity: 'g',

x: 'x',

y: 'y'

};

var TRANSFORMATION_PARAM_VALUE_MAPPING = {

angle: function(angle){ return build_array(angle).join("."); },

background: function(background) { return background.replace(/^#/, 'rgb:');},

border: function(border) {

if (border != null && Object.prototype.toString.call(border) === "[object Object]") {

var border_width = "" + (border.width || 2);

var border_color = (border.color || "black").replace(/^#/, 'rgb:');

border = border_width + "px_solid_" + border_color;

}

return border;

color: function(color) { return color.replace(/^#/, 'rgb:');},

dpr: function(dpr) {

dpr = dpr.toString();

if (dpr === "auto") {

if (window.devicePixelRatio) {

return Math.round(window.devicePixelRatio).toFixed(1);

}

else if (isRetina()) {

return '2.0';

}

else {

return '1.0';

}

} else if (dpr.match(/^\d+$/)) {

return dpr + ".0";

} else {

return dpr;

}

effect: function(effect) { return build_array(effect); },

flags: function(flags) { return build_array(flags); },

transformation: function(transformation) { return build_array(transformation).join(".")}

};

var DEFAULT_POSTER_OPTIONS = { format: 'jpg', resource_type: 'video' };

var DEFAULT_VIDEO_SOURCE_TYPES = ['webm', 'mp4', 'ogv'];

function isRetina(){

return ((window.matchMedia && (window.matchMedia('only screen and (min-resolution: 192dpi), only screen and (min-resolution: 2dppx), only screen and (min-resolution: 75.6dpcm)').matches || window.matchMedia('only screen and (-webkit-min-device-pixel-ratio: 2), only screen and (-o-min-device-pixel-ratio: 2/1), only screen and (min--moz-device-pixel-ratio: 2), only screen and (min-device-pixel-ratio: 2)').matches)) || (window.devicePixelRatio && window.devicePixelRatio > 2)) && /(iPad|iPhone|iPod)/g.test(navigator.userAgent);

}

function present(value) {

return typeof value != 'undefined' && ("" + value).length > 0;

}

function finalize_resource_type(resource_type, type, url_suffix, use_root_path, shorten) {

var resource_type_and_type = resource_type + "/" + type;

if (url_suffix) {

if (resource_type_and_type == "image/upload") {

resource_type_and_type = "images";

} else if (resource_type_and_type == "raw/upload") {

resource_type_and_type = "files";

} else {

throw "URL Suffix only supported for image/upload and raw/upload";

}

if (use_root_path) {

if (resource_type_and_type == "image/upload" || resource_type_and_type == "images") {

resource_type_and_type = "";

} else {

throw "Root path only supported for image/upload";

}

if (shorten && resource_type_and_type == "image/upload") {

resource_type_and_type = "iu";

}

return resource_type_and_type;

}

function cloudinary_url_prefix(public_id, cloud_name, private_cdn, cdn_subdomain, secure_cdn_subdomain, cname, secure, secure_distribution, protocol) {

if (cloud_name.match(/^\//) && !secure) {

return "/res" + cloud_name;

}

var prefix = secure ? 'https://' : (window.location.protocol === 'file:' ? "file://" : 'http://');

prefix = protocol ? protocol + '//' : prefix;

var shared_domain = !private_cdn;

if (secure) {

if (!secure_distribution || secure_distribution == OLD_AKAMAI_SHARED_CDN) {

secure_distribution = private_cdn ? cloud_name + "-res.cloudinary.com" : SHARED_CDN;

}

shared_domain = shared_domain || secure_distribution == SHARED_CDN;

if (secure_cdn_subdomain == null && shared_domain) {

secure_cdn_subdomain = cdn_subdomain;

}

if (secure_cdn_subdomain) {

secure_distribution = secure_distribution.replace('res.cloudinary.com', "res-" + ((crc32(public_id) % 5) + 1) + ".cloudinary.com");

}

prefix += secure_distribution;

} else if (cname) {

var subdomain = cdn_subdomain ? "a" + ((crc32(public_id) % 5) + 1) + "." : "";

prefix += subdomain + cname;

} else {

prefix += (private_cdn ? cloud_name + "-res" : "res");

prefix += (cdn_subdomain ? "-" + ((crc32(public_id) % 5) + 1) : "")

prefix += ".cloudinary.com";

}

if (shared_domain) prefix += "/" + cloud_name;

return prefix;

}

});

if (typeof module !== 'undefined' && module && module.exports) {

module.exports = angularModule;

}

return angularModule;

})();

angular-cloudinary/angular-cloudinary.js at master · withloveinternet/angular-cloudinary · GitHub

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