Zapomniany plik.
[redakcja.git] / project / static / js / editor.js
index 3cd59f0..628c78d 100644 (file)
-$(function() 
-{
-       function saveToBranch(data) {
-               $.log('Saving to local branch');
-               var changed_panel = $('.panel-wrap.changed');
-
-               if( changed_panel.length == 0) 
-                       return; /* no changes */
-
-               if( changed_panel.length > 1)
-                       alert('Błąd: więcej niż jeden panel został zmodyfikowany. Nie można zapisać.');
-
-               save_data = changed_panel.data('ctrl').saveData();
-
-               $.ajax({
-                       url: location.href,
-                       dataType: 'json',
-                       success: function(data, textStatus) {
-                               $.log('Success:', data);
-                       },
-                       error: function(rq, tstat, err) {
-                               $.log('save error', rq, tstat, err);
-                       },
-                       type: 'POST',
-                       data: save_data
-               });
-       }
+function Panel(panelWrap) {
+    var self = this;
+    self.wrap = panelWrap;
+    self.contentDiv = $('.panel-content', panelWrap);
+    self.instanceId = Math.ceil(Math.random() * 1000000000);
+    $.log('new panel - wrap: ', self.wrap);
        
-       $('#toolbar-button-save').click(saveToBranch);
-});
+    $(document).bind('panel:unload.' + self.instanceId,
+        function(event, data) {
+            self.unload(event, data);
+        });
+
+    $(document).bind('panel:contentChanged', function(event, data) {
+        $.log(self, ' got changed event from: ', data);
+        if(self != data)
+            self.otherPanelChanged(event.target);
+        else
+            self.markChanged();
+
+        return false;
+    });
+}
+
+Panel.prototype.callHook = function() {
+    var args = $.makeArray(arguments)
+    var hookName = args.splice(0,1)[0]
+    var noHookAction = args.splice(0,1)[0]
+    var result = false;
+
+    $.log('calling hook: ', hookName, 'with args: ', args);
+    if(this.hooks && this.hooks[hookName])
+        result = this.hooks[hookName].apply(this, args);
+    else if (noHookAction instanceof Function)
+        result = noHookAction(args);
+    return result;
+}
+
+Panel.prototype.load = function (url) {
+    $.log('preparing xhr load: ', this.wrap);
+    $(document).trigger('panel:unload', this);
+    var self = this;
+    self.current_url = url;
+
+    $.ajax({
+        url: url,
+        dataType: 'html',
+        success: function(data, tstat) {
+            panel_hooks = null;
+            $(self.contentDiv).html(data);
+            self.hooks = panel_hooks;
+            panel_hooks = null;
+            self.connectToolbar();
+            self.callHook('load');
+        },
+        error: function(request, textStatus, errorThrown) {
+            $.log('ajax', url, this.target, 'error:', textStatus, errorThrown);
+            $(self.contentDiv).html("<p>Wystapił błąd podczas wczytywania panelu.");
+        }
+    });
+}
+
+Panel.prototype.unload = function(event, data) {
+    $.log('got unload signal', this, ' target: ', data);
+
+    if( data == this ) {
+        $.log('unloading', this);
+        $(this.contentDiv).html('');
+        this.callHook('unload');
+        this.hooks = null; // flush the hooks
+        return false;
+    };
+}
+
+Panel.prototype.refresh = function(event, data) {
+    var self = this;
+    reload = function() {
+        $.log('hard reload for panel ', self.current_url);
+        self.load(self.current_url);
+        return true;
+    }
+
+    if( this.callHook('refresh', reload) )
+        $('.change-notification', this.wrap).fadeOut();
+} 
+
+Panel.prototype.otherPanelChanged = function(other) {
+    $.log('panel ', other, ' changed.');
+    if(!this.callHook('dirty'))
+        $('.change-notification', this.wrap).fadeIn();
+}      
+
+Panel.prototype.markChanged = function () {
+    this.wrap.addClass('changed');
+}
+
+Panel.prototype.changed = function () {
+    return this.wrap.hasClass('changed');
+}
+
+Panel.prototype.unmarkChanged = function () {
+    this.wrap.removeClass('changed');
+}
+
+Panel.prototype.saveInfo = function() {
+    var saveInfo = {};
+    this.callHook('saveInfo', null, saveInfo);
+    return saveInfo;
+}
+
+Panel.prototype.connectToolbar = function()
+{
+    var self = this;
+    
+    // check if there is a one
+    var toolbar = $("div.toolbar", this.contentDiv);
+    $.log('Connecting toolbar', toolbar);
+    if(toolbar.length == 0) return;
+
+    // connect group-switch buttons
+    var group_buttons = $('*.toolbar-tabs-container button', toolbar);
+
+    $.log('Found groups:', group_buttons);
+
+    group_buttons.each(function() {
+        var group = $(this);
+        var group_name = group.attr('ui:group');
+        $.log('Connecting group: ' + group_name);
+
+        group.click(function() {
+            // change the active group
+            var active = $("*.toolbar-tabs-container button.active");
+            if (active != group) {
+                active.removeClass('active');                
+                group.addClass('active');
+                $(".toolbar-button-groups-container p").each(function() {
+                    if ( $(this).attr('ui:group') != group_name) 
+                        $(this).hide();
+                    else
+                        $(this).show();
+                });
+            }
+        });        
+    });
+
+    // connect action buttons
+    var action_buttons = $('*.toolbar-button-groups-container button');
+    action_buttons.each(function() {
+        var button = $(this); 
+        
+        button.click(function() {
+           editor.callScriptlet(button.attr('ui:action'),
+                self, eval(button.attr('ui:action-params')) );
+        });
+        
+    });
+}
+
+//
+Panel.prototype.fireEvent = function(name) {
+    $(document).trigger('panel:'+name, this);
+}
+
+function Editor()
+{
+    this.rootDiv = $('#panels');
+    this.popupQueue = [];
+    this.autosaveTimer = null;
+    this.scriplets = {};
+}
+
+Editor.prototype.setupUI = function() {
+    // set up the UI visually and attach callbacks
+    var self = this;
+   
+    self.rootDiv.makeHorizPanel({}); // TODO: this probably doesn't belong into jQuery
+    // self.rootDiv.css('top', ($('#header').outerHeight() ) + 'px');
+    
+    $('#panels > *.panel-wrap').each(function() {
+        var panelWrap = $(this);
+        $.log('wrap: ', panelWrap);
+        var panel = new Panel(panelWrap);
+        panelWrap.data('ctrl', panel); // attach controllers to wraps
+        panel.load($('.panel-toolbar select', panelWrap).val());
+        
+        $('.panel-toolbar select', panelWrap).change(function() {
+            var url = $(this).val();
+            panelWrap.data('ctrl').load(url);
+            self.savePanelOptions();
+        });
+
+        $('.panel-toolbar button.refresh-button', panelWrap).click(
+            function() { 
+                panel.refresh();
+            } );
+    });
+
+    $(document).bind('panel:contentChanged', function() {
+        self.onContentChanged.apply(self, arguments)
+    });
+    
+    $('#toolbar-button-save').click( function (event, data) { 
+        self.saveToBranch();
+    } );
+    $('#toolbar-button-commit').click( function (event, data) { 
+        self.sendPullRequest();
+    } );
+    self.rootDiv.bind('stopResize', function() { 
+        self.savePanelOptions()
+    });
+}
+
+Editor.prototype.loadConfig = function() {
+    // Load options from cookie
+    var defaultOptions = {
+        panels: [
+        {
+            name: 'htmleditor',
+            ratio: 0.5
+        },
+
+        {
+            name: 'gallery',
+            ratio: 0.5
+        }
+        ],
+        lastUpdate: 0
+    }
+    
+    try {
+        var cookie = $.cookie('options');
+        this.options = $.secureEvalJSON(cookie);
+        if (!this.options) {
+            this.options = defaultOptions;
+        }
+    } catch (e) {    
+        this.options = defaultOptions;
+    }
+    $.log(this.options);
+    
+    this.loadPanelOptions();
+}
 
+Editor.prototype.loadPanelOptions = function() {
+    var self = this;
+    var totalWidth = 0;
+    
+    $('.panel-wrap', self.rootDiv).each(function(index) {
+        var panelWidth = self.options.panels[index].ratio * self.rootDiv.width();
+        if ($(this).hasClass('last-panel')) {
+            $(this).css({
+                left: totalWidth,
+                right: 0
+            });
+        } else {
+            $(this).css({
+                left: totalWidth,
+                width: panelWidth
+            });
+            totalWidth += panelWidth;               
+        }
+        $.log('panel:', this, $(this).css('left'));
+        $('.panel-toolbar select', this).val(
+            $('.panel-toolbar option[name=' + self.options.panels[index].name + ']', this).attr('value')
+            )
+    });   
+}
+
+Editor.prototype.savePanelOptions = function() {
+    var self = this;
+    var panels = [];
+    $('.panel-wrap', self.rootDiv).not('.panel-content-overlay').each(function() {
+        panels.push({
+            name: $('.panel-toolbar option:selected', this).attr('name'),
+            ratio: $(this).width() / self.rootDiv.width()
+        })
+    });
+    self.options.panels = panels;
+    self.options.lastUpdate = (new Date()).getTime() / 1000;
+    $.log($.toJSON(self.options));
+    $.cookie('options', $.toJSON(self.options), {
+        expires: 7,
+        path: '/'
+    });
+}
+
+Editor.prototype.saveToBranch = function(msg) 
+{
+    var changed_panel = $('.panel-wrap.changed');
+    var self = this;
+    $.log('Saving to local branch - panel:', changed_panel);
+
+    if(!msg) msg = "Zapis z edytora platformy.";
+
+    if( changed_panel.length == 0) {
+        $.log('Nothing to save.');
+        return true; /* no changes */
+    }
+
+    if( changed_panel.length > 1) {
+        alert('Błąd: więcej niż jeden panel został zmodyfikowany. Nie można zapisać.');
+        return false;
+    }
+
+    saveInfo = changed_panel.data('ctrl').saveInfo();
+    var postData = ''
+    
+    if(saveInfo.postData instanceof Object)
+        postData = $.param(saveInfo.postData);
+    else
+        postData = saveInfo.postData;
+
+    postData += '&' + $.param({
+        'commit_message': msg
+    })
+
+    $.ajax({
+        url: saveInfo.url,
+        dataType: 'json',
+        success: function(data, textStatus) {
+            if (data.result != 'ok')
+                self.showPopup('save-error', data.errors[0]);
+            else {
+                self.refreshPanels(changed_panel);
+                $('#toolbar-button-save').attr('disabled', 'disabled');
+                $('#toolbar-button-commit').removeAttr('disabled');
+                if(self.autosaveTimer)
+                    clearTimeout(self.autosaveTimer);
+
+                self.showPopup('save-successful');
+            }
+        },
+        error: function(rq, tstat, err) {
+            self.showPopup('save-error');
+        },
+        type: 'POST',
+        data: postData
+    });
+
+    return true;
+};
+
+Editor.prototype.autoSave = function() 
+{
+    this.autosaveTimer = null;
+    // first check if there is anything to save
+    $.log('Autosave');
+    this.saveToBranch("Automatyczny zapis z edytora platformy.");
+}
+
+Editor.prototype.onContentChanged = function(event, data) {
+    var self = this;
+
+    $('#toolbar-button-save').removeAttr('disabled');
+    $('#toolbar-button-commit').attr('disabled', 'disabled');
+    
+    if(this.autosaveTimer) return;
+    this.autosaveTimer = setTimeout( function() {
+        self.autoSave();
+    }, 300000 );
+};
+
+Editor.prototype.refreshPanels = function(goodPanel) {
+    var self = this;
+    var panels = $('#' + self.rootDiv.attr('id') +' > *.panel-wrap', self.rootDiv.parent());
+
+    panels.each(function() {
+        var panel = $(this).data('ctrl');
+        $.log('Refreshing: ', this, panel);
+        if ( panel.changed() )
+            panel.unmarkChanged();
+        else
+            panel.refresh();
+    });
+};             
+
+
+Editor.prototype.sendPullRequest = function () {
+    if( $('.panel-wrap.changed').length != 0)        
+        alert("There are unsaved changes - can't make a pull request.");
+
+    this.showPopup('not-implemented');
+/*
+       $.ajax({
+               url: '/pull-request',
+               dataType: 'json',
+               success: function(data, textStatus) {
+            $.log('data: ' + data);
+               },
+               error: function(rq, tstat, err) {
+                       $.log('commit error', rq, tstat, err);
+               },
+               type: 'POST',
+               data: {}
+       }); */
+}
+
+Editor.prototype.showPopup = function(name, text) 
+{
+    var self = this;
+    self.popupQueue.push( [name, text] )
+
+    if( self.popupQueue.length > 1) 
+        return;
+
+    var box = $('#message-box > #' + name);
+    $('*.data', box).html(text);
+    box.fadeIn();
+    self._nextPopup = function() {
+        var elem = self.popupQueue.pop()
+        if(elem) {
+            var box = $('#message-box > #' + elem[0]);
+
+            box.fadeOut(300, function() {
+                $('*.data', box).html();
+    
+                if( self.popupQueue.length > 0) {
+                    box = $('#message-box > #' + self.popupQueue[0][0]);
+                    $('*.data', box).html(self.popupQueue[0][1]);
+                    box.fadeIn();
+                    setTimeout(self._nextPopup, 5000);
+                }
+            });
+        }
+    }
+
+    setTimeout(self._nextPopup, 5000);
+}
+
+Editor.prototype.registerScriptlet = function(scriptlet_id, scriptlet_func)
+{
+    // I briefly assume, that it's verified not to break the world on SS
+    if (!this[scriptlet_id])
+        this[scriptlet_id] = scriptlet_func;
+}
+
+Editor.prototype.callScriptlet = function(scriptlet_id, panel, params) {
+    var func = this[scriptlet_id]
+    if(!func)
+        throw 'No scriptlet named "' + scriptlet_id + '" found.';
+
+    return func(this, panel, params);
+}
+  
+$(function() {
+    editor = new Editor();
+
+    // do the layout
+    editor.loadConfig();
+    editor.setupUI();
+});