Simpler deployment.
[redakcja.git] / redakcja / static / js / wiki / wikiapi.js
diff --git a/redakcja/static/js/wiki/wikiapi.js b/redakcja/static/js/wiki/wikiapi.js
new file mode 100644 (file)
index 0000000..27ab97e
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@@ -0,0 +1,316 @@
+(function($) {
+       $.wikiapi = {};
+       var noop = function() {
+       };
+       var noops = {
+               success: noop,
+               failure: noop
+       };
+       /*
+        * Return absolute reverse path of given named view.
+        * (at least he have it hard-coded in one place)
+        *
+        * TODO: think of a way, not to hard-code it here ;)
+        *
+        */
+       function reverse() {
+               var vname = arguments[0];
+               var base_path = "/documents";
+
+               if (vname == "ajax_document_text") {
+                       var path = "/" + arguments[1] + "/text";
+
+               if (arguments[2] !== undefined)
+                               path += "/" + arguments[2];
+
+                       return base_path + path;
+               }
+
+               if (vname == "ajax_document_history") {
+
+                       return base_path + "/" + arguments[1] + "/history";
+               }
+
+               if (vname == "ajax_document_gallery") {
+
+                       return base_path + "/gallery/" + arguments[1];
+               }
+
+               if (vname == "ajax_document_diff")
+                       return base_path + "/" + arguments[1] + "/diff";
+
+               if (vname == "ajax_document_addtag")
+                       return base_path + "/" + arguments[1] + "/tags";
+
+               if (vname == "ajax_publish")
+                       return base_path + "/" + arguments[1] + "/publish";
+
+               console.log("Couldn't reverse match:", vname);
+               return "/404.html";
+       };
+
+       /*
+        * Document Abstraction
+        */
+       function WikiDocument(element_id) {
+               var meta = $('#' + element_id);
+               this.id = meta.attr('data-document-name');
+
+               this.revision = $("*[data-key='revision']", meta).text();
+               this.readonly = !!$("*[data-key='readonly']", meta).text();
+
+               this.galleryLink = $("*[data-key='gallery']", meta).text();
+               this.galleryImages = [];
+               this.text = null;
+               this.has_local_changes = false;
+               this._lock = -1;
+               this._context_lock = -1;
+               this._lock_count = 0;
+       };
+
+       WikiDocument.prototype.triggerDocumentChanged = function() {
+               $(document).trigger('wlapi_document_changed', this);
+       };
+       /*
+        * Fetch text of this document.
+        */
+       WikiDocument.prototype.fetch = function(params) {
+               params = $.extend({}, noops, params);
+               var self = this;
+               $.ajax({
+                       method: "GET",
+                       url: reverse("ajax_document_text", self.id),
+                       data: {"revision": self.revision},
+                       dataType: 'json',
+                       success: function(data) {
+                               var changed = false;
+
+                               if (self.text === null || self.revision !== data.revision) {
+                                       self.text = data.text;
+                                       self.revision = data.revision;
+                                       self.gallery = data.gallery;
+                                       changed = true;
+                                       self.triggerDocumentChanged();
+                               };
+
+                               self.has_local_changes = false;
+                               params['success'](self, changed);
+                       },
+                       error: function() {
+                               params['failure'](self, "Nie udało się wczytać treści dokumentu.");
+                       }
+               });
+       };
+       /*
+        * Fetch history of this document.
+        *
+        * from - First revision to fetch (default = 0)
+        * upto - Last revision to fetch (default = tip)
+        *
+        */
+       WikiDocument.prototype.fetchHistory = function(params) {
+               /* this doesn't modify anything, so no locks */
+               params = $.extend({}, noops, params);
+               var self = this;
+               $.ajax({
+                       method: "GET",
+                       url: reverse("ajax_document_history", self.id),
+                       dataType: 'json',
+                       data: {
+                               "from": params['from'],
+                               "upto": params['upto']
+                       },
+                       success: function(data) {
+                               params['success'](self, data);
+                       },
+                       error: function() {
+                               params['failure'](self, "Nie udało się wczytać historii dokumentu.");
+                       }
+               });
+       };
+       WikiDocument.prototype.fetchDiff = function(params) {
+               /* this doesn't modify anything, so no locks */
+               var self = this;
+               params = $.extend({
+                       'from': self.revision,
+                       'to': self.revision
+               }, noops, params);
+               $.ajax({
+                       method: "GET",
+                       url: reverse("ajax_document_diff", self.id),
+                       dataType: 'html',
+                       data: {
+                               "from": params['from'],
+                               "to": params['to']
+                       },
+                       success: function(data) {
+                               params['success'](self, data);
+                       },
+                       error: function() {
+                               params['failure'](self, "Nie udało się wczytać porównania wersji.");
+                       }
+               });
+       };
+
+       /*
+        * Fetch gallery
+        */
+       WikiDocument.prototype.refreshGallery = function(params) {
+               params = $.extend({}, noops, params);
+               var self = this;
+               $.ajax({
+                       method: "GET",
+                       url: reverse("ajax_document_gallery", self.galleryLink),
+                       dataType: 'json',
+                       // data: {},
+                       success: function(data) {
+                               self.galleryImages = data;
+                               params['success'](self, data);
+                       },
+                       error: function() {
+                               self.galleryImages = [];
+                               params['failure'](self, "<p>Nie udało się wczytać gallerii pod nazwą: '" + self.galleryLink + "'.</p>");
+                       }
+               });
+       };
+
+       /*
+        * Set document's text
+        */
+       WikiDocument.prototype.setText = function(text) {
+               this.text = text;
+               this.has_local_changes = true;
+       };
+
+       /*
+        * Set document's gallery link
+        */
+       WikiDocument.prototype.setGalleryLink = function(gallery) {
+               this.galleryLink = gallery;
+               this.has_local_changes = true;
+       };
+
+       /*
+        * Save text back to the server
+        */
+       WikiDocument.prototype.save = function(params) {
+               params = $.extend({}, noops, params);
+               var self = this;
+
+               if (!self.has_local_changes) {
+                       console.log("Abort: no changes.");
+                       return params['success'](self, false, "Nie ma zmian do zapisania.");
+               };
+
+               // Serialize form to dictionary
+               var data = {};
+               $.each(params['form'].serializeArray(), function() {
+                       data[this.name] = this.value;
+               });
+
+               var metaComment = '<!--';
+               metaComment += '\n\tgallery:' + self.galleryLink;
+               metaComment += '\n-->\n'
+
+               data['textsave-text'] = metaComment + self.text;
+
+               $.ajax({
+                       url: reverse("ajax_document_text", self.id),
+                       type: "POST",
+                       dataType: "json",
+                       data: data,
+                       success: function(data) {
+                               var changed = false;
+
+                               if (data.text) {
+                                       self.text = data.text;
+                                       self.revision = data.revision;
+                                       self.gallery = data.gallery;
+                                       changed = true;
+                                       self.triggerDocumentChanged();
+                               };
+
+                               params['success'](self, changed, ((changed && "Udało się zapisać :)") || "Twoja wersja i serwera jest identyczna"));
+                       },
+                       error: function(xhr) {
+                               try {
+                                       params['failure'](self, $.parseJSON(xhr.responseText));
+                               }
+                               catch (e) {
+                                       params['failure'](self, {
+                                               "__message": "<p>Nie udało się zapisać - błąd serwera.</p>"
+                                       });
+                               };
+
+                       }
+               });
+       }; /* end of save() */
+
+       WikiDocument.prototype.publish = function(params) {
+               params = $.extend({}, noops, params);
+               var self = this;
+               $.ajax({
+                       url: reverse("ajax_publish", self.id),
+                       type: "POST",
+                       dataType: "json",
+                       success: function(data) {
+                               params.success(self, data);
+                       },
+                       error: function(xhr) {
+                               if (xhr.status == 403 || xhr.status == 401) {
+                                       params.failure(self, "Nie masz uprawnień lub nie jesteś zalogowany.");
+                               }
+                               else {
+                                       try {
+                                               params.failure(self, xhr.responseText);
+                                       }
+                                       catch (e) {
+                                               params.failure(self, "Nie udało się - błąd serwera.");
+                                       };
+                               };
+
+                       }
+               });
+       };
+       WikiDocument.prototype.setTag = function(params) {
+               params = $.extend({}, noops, params);
+               var self = this;
+               var data = {
+                       "addtag-id": self.id,
+               };
+
+               /* unpack form */
+               $.each(params.form.serializeArray(), function() {
+                       data[this.name] = this.value;
+               });
+
+               $.ajax({
+                       url: reverse("ajax_document_addtag", self.id),
+                       type: "POST",
+                       dataType: "json",
+                       data: data,
+                       success: function(data) {
+                               params.success(self, data.message);
+                       },
+                       error: function(xhr) {
+                               if (xhr.status == 403 || xhr.status == 401) {
+                                       params.failure(self, {
+                                               "__all__": ["Nie masz uprawnień lub nie jesteś zalogowany."]
+                                       });
+                               }
+                               else {
+                                       try {
+                                               params.failure(self, $.parseJSON(xhr.responseText));
+                                       }
+                                       catch (e) {
+                                               params.failure(self, {
+                                                       "__all__": ["Nie udało się - błąd serwera."]
+                                               });
+                                       };
+                               };
+                       }
+               });
+       };
+
+       $.wikiapi.WikiDocument = WikiDocument;
+})(jQuery);