9094f1890b
Rather than asynchronously saving when a setting is updated, we now prompt the user to confirm their changes and only persist the data if they hit the save button. Lettuce tests are updated to expect this behavior and some new ones are added.
82 lines
3.8 KiB
JavaScript
82 lines
3.8 KiB
JavaScript
if (!CMS.Models['Settings']) CMS.Models.Settings = new Object();
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CMS.Models.Settings.CourseDetails = Backbone.Model.extend({
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defaults: {
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location : null, // the course's Location model, required
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start_date: null, // maps to 'start'
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end_date: null, // maps to 'end'
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enrollment_start: null,
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enrollment_end: null,
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syllabus: null,
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overview: "",
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intro_video: null,
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effort: null // an int or null
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},
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// When init'g from html script, ensure you pass {parse: true} as an option (2nd arg to reset)
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parse: function(attributes) {
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if (attributes['course_location']) {
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attributes.location = new CMS.Models.Location(attributes.course_location, {parse:true});
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}
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if (attributes['start_date']) {
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attributes.start_date = new Date(attributes.start_date);
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}
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if (attributes['end_date']) {
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attributes.end_date = new Date(attributes.end_date);
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}
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if (attributes['enrollment_start']) {
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attributes.enrollment_start = new Date(attributes.enrollment_start);
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}
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if (attributes['enrollment_end']) {
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attributes.enrollment_end = new Date(attributes.enrollment_end);
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}
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return attributes;
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},
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validate: function(newattrs) {
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// Returns either nothing (no return call) so that validate works or an object of {field: errorstring} pairs
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// A bit funny in that the video key validation is asynchronous; so, it won't stop the validation.
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var errors = {};
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if (newattrs.start_date === null) {
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errors.start_date = "The course must have an assigned start date.";
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}
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if (newattrs.start_date && newattrs.end_date && newattrs.start_date >= newattrs.end_date) {
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errors.end_date = "The course end date cannot be before the course start date.";
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}
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if (newattrs.start_date && newattrs.enrollment_start && newattrs.start_date < newattrs.enrollment_start) {
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errors.enrollment_start = "The course start date cannot be before the enrollment start date.";
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}
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if (newattrs.enrollment_start && newattrs.enrollment_end && newattrs.enrollment_start >= newattrs.enrollment_end) {
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errors.enrollment_end = "The enrollment start date cannot be after the enrollment end date.";
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}
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if (newattrs.end_date && newattrs.enrollment_end && newattrs.end_date < newattrs.enrollment_end) {
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errors.enrollment_end = "The enrollment end date cannot be after the course end date.";
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}
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if (newattrs.intro_video && newattrs.intro_video !== this.get('intro_video')) {
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if (this._videokey_illegal_chars.exec(newattrs.intro_video)) {
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errors.intro_video = "Key should only contain letters, numbers, _, or -";
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}
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// TODO check if key points to a real video using google's youtube api
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}
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if (!_.isEmpty(errors)) return errors;
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// NOTE don't return empty errors as that will be interpreted as an error state
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},
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_videokey_illegal_chars : /[^a-zA-Z0-9_-]/g,
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set_videosource: function(newsource) {
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// newsource either is <video youtube="speed:key, *"/> or just the "speed:key, *" string
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// returns the videosource for the preview which iss the key whose speed is closest to 1
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if (_.isEmpty(newsource) && !_.isEmpty(this.get('intro_video'))) this.set({'intro_video': null}, {validate: true});
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// TODO remove all whitespace w/in string
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else {
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if (this.get('intro_video') !== newsource) this.set('intro_video', newsource, {validate: true});
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}
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return this.videosourceSample();
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},
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videosourceSample : function() {
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if (this.has('intro_video')) return "http://www.youtube.com/embed/" + this.get('intro_video');
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else return "";
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}
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});
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