155 lines
4.1 KiB
JavaScript
155 lines
4.1 KiB
JavaScript
(function($) {
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/**
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* File: CMSPageHistoryController.js
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*
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* Handles related interactions between the version selection form on the
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* left hand side of the panel and the version displaying on the right
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* hand side.
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*/
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$.entwine('ss', function($){
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/**
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* Class: #Form_VersionsForm
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*
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* The left hand side version selection form is the main interface for
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* users to select a version to view, or to compare two versions
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*/
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$('#Form_VersionsForm').entwine({
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/**
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* Constructor
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*/
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onmatch: function() {
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var self = this;
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/**
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* Event: :input[name=ShowUnpublished] change
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*
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* Changing the show unpublished checkbox toggles whether to show
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* or hide the unpublished versions. Because those rows may be being
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* compared this also ensures those rows are unselected.
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*/
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this.find(':input[name=ShowUnpublished]').bind('change', function(e) {
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if($(this).attr("checked")) {
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self.find("tr[data-published=false]").show();
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}
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else {
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self.find("tr[data-published=false]").hide()._unselect();
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}
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});
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this._super();
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},
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/**
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* Function: submit.
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*
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* Submits either the compare versions form or the view single form
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* display based on whether we have two or 1 option selected
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*
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* Todo:
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* Handle coupling to admin url
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*/
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onsubmit: function(e, d) {
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var id, self = this;
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id = this.find(':input[name=ID]').val();
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if(!id) return false;
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var button, url, selected, to, from, compare, data, metadata;
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metadata = this.metadata({type: 'class'});
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compare = (this.find(":input[name=CompareMode]").is(":checked"));
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selected = this.find("table input[type=checkbox]").filter(":checked");
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if(compare) {
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if(selected.length != 2) return false;
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to = selected.eq(0).val();
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from = selected.eq(1).val();
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button = this.find(':submit[name=action_doCompare]');
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url = ss.i18n.sprintf(metadata['link-tmpl-compare'], id,from,to);
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}
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else {
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to = selected.eq(0).val();
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button = this.find(':submit[name=action_doShowVersion]');
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url = ss.i18n.sprintf(metadata['link-tmpl-show'], id,to);
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}
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window.History.pushState({selector: '.cms-edit-form'}, '', url);
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return false;
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}
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});
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/**
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* Class: #Form_VersionsForm tr
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*
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* An individual row in the versions form. Selecting the row updates
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* the edit form depending on whether we're showing individual version
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* information or displaying comparsion.
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*/
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$("#Form_VersionsForm tbody tr").entwine({
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/**
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* Function: onclick
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*
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* Selects or deselects the row (if in compare mode). Will trigger
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* an update of the edit form if either selected (in single mode)
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* or if this is the second row selected (in compare mode)
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*/
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onclick: function(e) {
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var compare, selected;
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// compare mode
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compare = this.parents("form").find(':input[name=CompareMode]').attr("checked"),
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selected = this.siblings(".active");
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if(compare && this.hasClass('active')) {
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this._unselect();
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return;
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}
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else if(compare) {
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// check if we have already selected more than two.
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if(selected.length > 1) {
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return alert(ss.i18n._t('ONLYSELECTTWO', 'Can only compare two versions at at time.'));
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}
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this._select();
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// if this is the second selected then we can compare.
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if(selected.length == 1) {
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this.parents('form').submit();
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}
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return;
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}
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else {
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this._select();
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selected._unselect();
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this.parents("form").submit();
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}
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},
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/**
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* Function: _unselect()
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*
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* Unselects the row from the form selection.
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*/
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_unselect: function() {
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this.removeClass('active');
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this.find(":input[type=checkbox]").attr("checked", false);
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},
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/**
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* Function: _select()
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*
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* Selects the currently matched row in the form selection
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*/
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_select: function() {
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this.addClass('active');
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this.find(":input[type=checkbox]").attr("checked", true);
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}
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})
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});
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})(jQuery); |