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Add preview functionality to frontend.
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57 changes: 57 additions & 0 deletions
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lib/gollum/frontend/public/javascript/jquery.previewable_comment_form.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| (function($){ | ||
| $.fn.previewableCommentForm = function(options){ | ||
| var opts = $.extend({}, $.fn.previewableCommentForm.defaults, options); | ||
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| return this.each(function(){ | ||
| var wrapper = $(this) | ||
| var input = wrapper.find('textarea') | ||
| var output = wrapper.find('.content-body') | ||
| var error = wrapper.prev('.comment-form-error') | ||
| var button = wrapper.find('.form-actions button') | ||
| var text = input.val() | ||
| var dirty = false | ||
| var request = null | ||
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| dirtyInputs = $.merge(wrapper.find('.preview-dirty'), input) | ||
| dirtyInputs.blur(function(){ | ||
| if (text != input.val()){ | ||
| dirty = true | ||
| text = input.val() | ||
| } | ||
| updatePreview() | ||
| }) | ||
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| var updatePreview = function(force){ | ||
| if (!dirty && !force) return | ||
| if ($.trim(text) == ""){ // empty input | ||
| output.html("<p>Nothing to preview</p>") | ||
| return | ||
| } | ||
| output.html("<p>Loading preview…</p>") | ||
| if (request) request.abort() | ||
| var params = $.extend({"text": text}, opts.previewOptions) | ||
| request = $.post(opts.previewUrl, params, function(data) { | ||
| output.html(data) | ||
| opts.onSuccess.call(output) | ||
| }) | ||
| } | ||
| updatePreview(true) | ||
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| // Custom validation | ||
| wrapper.closest('form').submit(function(){ | ||
| error.hide() | ||
| if ( $.trim(input.val()) == "" ){ | ||
| error.show() | ||
| return false | ||
| } | ||
| button.attr('disabled', 'disabled') | ||
| }) | ||
| }) | ||
| } | ||
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| $.fn.previewableCommentForm.defaults = { | ||
| previewUrl: "/preview", | ||
| previewOptions: {}, | ||
| onSuccess: function() { } | ||
| } | ||
| })(jQuery); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| jQuery.fn.tabs = function(){ | ||
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| var getAnchor = function(str) { | ||
| return /#([a-z][\w.:-]*)$/i.exec(str)[1]; | ||
| } | ||
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| var windowHash = window.location.hash.substr(1); | ||
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| return this.each(function(){ | ||
| var selectedLink = null; | ||
| var selectedContainer = null; | ||
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| $(this).find('li a').each(function(){ | ||
| // Find & hide the container | ||
| var container = $('#' + getAnchor(this.href)); | ||
| if (container == []) return; | ||
| container.hide(); | ||
| // Setup the click handlers for the tab links | ||
| $(this).click(function(){ | ||
| var self = $(this) | ||
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| var switchTab = function(){ | ||
| if (selectedContainer) selectedContainer.hide(); | ||
| if (selectedLink) selectedLink.removeClass('selected'); | ||
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| selectedContainer = container.show(); | ||
| selectedLink = self.addClass('selected'); | ||
| } | ||
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| if (self.attr('ajax')){ | ||
| self.addClass('loading') | ||
| $.ajax({ | ||
| url: self.attr('ajax'), | ||
| success: function(data){ | ||
| container.html(data) | ||
| self.removeClass('loading') | ||
| self[0].removeAttribute('ajax') | ||
| switchTab() | ||
| }, | ||
| failure: function(data){ | ||
| alert("An error occured, please reload the page") | ||
| } | ||
| }) | ||
| }else{ | ||
| switchTab() | ||
| } | ||
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| return false; | ||
| }); | ||
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| if ($(this).hasClass('selected')) $(this).click(); | ||
| }); | ||
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| // Try to match window.location.hash | ||
| $(this).find("li a[href='#" + windowHash + "']").click() | ||
| // Show one tab by default | ||
| if (selectedContainer == null) $($(this).find('li a')[0]).click(); | ||
| }); | ||
| }; |
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