X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/0fd55a38c4873d5916a3553d7510b9308f4eee6d..03c5ba6e50339d7bc470eb6d7f051483eff1e96b:/platforma/static/js/wiki/wysiwyg_editor.js

diff --git a/platforma/static/js/wiki/wysiwyg_editor.js b/platforma/static/js/wiki/wysiwyg_editor.js
new file mode 100644
index 00000000..4a84e9d6
--- /dev/null
+++ b/platforma/static/js/wiki/wysiwyg_editor.js
@@ -0,0 +1,416 @@
+(function($){
+
+    /* Show theme to the user */
+    function selectTheme(themeId){
+        var selection = window.getSelection();
+        selection.removeAllRanges();
+        
+        var range = document.createRange();
+        var s = $(".motyw[theme-class='" + themeId + "']")[0];
+        var e = $(".end[theme-class='" + themeId + "']")[0];
+        
+        if (s && e) {
+            range.setStartAfter(s);
+            range.setEndBefore(e);
+            selection.addRange(range);
+        }
+    };
+    
+    /* Verify insertion port for annotation or theme */
+    function verifyTagInsertPoint(node){
+        if (node.nodeType == 3) { // Text Node
+            node = node.parentNode;
+        }
+        
+        if (node.nodeType != 1) {
+            return false;
+        }
+        
+        node = $(node);
+        var xtype = node.attr('x-node');
+        
+        if (!xtype || (xtype.search(':') >= 0) ||
+        xtype == 'motyw' ||
+        xtype == 'begin' ||
+        xtype == 'end') {
+            return false;
+        }
+        
+        // don't allow themes inside annotations
+        if (node.is('*[x-annotation-box] *')) 
+            return false;
+        
+        return true;
+    }
+    
+    /* Convert HTML frament to plaintext */
+    var ANNOT_ALLOWED = ['wyroznienie', 'slowo_obce', 'osoba'];
+    
+    function html2plainText(fragment){
+        var text = "";
+        
+        $(fragment.childNodes).each(function(){
+            if (this.nodeType == 3) // textNode
+                text += this.nodeValue;
+            else 
+                if (this.nodeType == 1 &&
+                $.inArray($(this).attr('x-node'), ANNOT_ALLOWED) != -1) {
+                    text += html2plainText(this);
+                }
+        });
+        
+        return text;
+    }
+    
+    
+    /* Insert annotation using current selection */
+    function addAnnotation(){
+        var selection = window.getSelection();
+        var n = selection.rangeCount;
+        
+        if (n == 0) {
+            window.alert("Nie zaznaczono żadnego obszaru");
+            return false;
+        }
+        
+        // for now allow only 1 range
+        if (n > 1) {
+            window.alert("Zaznacz jeden obszar");
+            return false;
+        }
+        
+        // remember the selected range
+        var range = selection.getRangeAt(0);
+        
+        if (!verifyTagInsertPoint(range.endContainer)) {
+            window.alert("Nie można wstawić w to miejsce przypisu.");
+            return false;
+        }
+        
+        // BUG #273 - selected text can contain themes, which should be omited from
+        // defining term
+        var text = html2plainText(range.cloneContents());
+        
+        var tag = $('<span></span>');
+        range.collapse(false);
+        range.insertNode(tag[0]);
+        
+        xml2html({
+            xml: '<pr><slowo_obce>' + text + '</slowo_obce> --- </pr>',
+            success: function(text){
+                var t = $(text);
+                tag.replaceWith(t);
+                openForEdit(t);
+            },
+            error: function(){
+                tag.remove();
+                alert('Błąd przy dodawaniu przypisu:' + errors);
+            }
+        })
+    }
+    
+    
+    /* Insert theme using current selection */
+    
+    function addTheme(){
+        var selection = window.getSelection();
+        var n = selection.rangeCount;
+        
+        if (n == 0) {
+            window.alert("Nie zaznaczono żadnego obszaru");
+            return false;
+        }
+        
+        // for now allow only 1 range
+        if (n > 1) {
+            window.alert("Zaznacz jeden obszar.");
+            return false;
+        }
+        
+        
+        // remember the selected range
+        var range = selection.getRangeAt(0);
+        
+        
+        if ($(range.startContainer).is('.html-editarea') ||
+        $(range.endContainer).is('.html-editarea')) {
+            window.alert("Motywy można oznaczać tylko na tekście nie otwartym do edycji. \n Zamknij edytowany fragment i spróbuj ponownie.");
+            return false;
+        }
+        
+        // verify if the start/end points make even sense -
+        // they must be inside a x-node (otherwise they will be discarded)
+        // and the x-node must be a main text
+        if (!verifyTagInsertPoint(range.startContainer)) {
+            window.alert("Motyw nie może się zaczynać w tym miejscu.");
+            return false;
+        }
+        
+        if (!verifyTagInsertPoint(range.endContainer)) {
+            window.alert("Motyw nie może się kończyć w tym miejscu.");
+            return false;
+        }
+        
+        var date = (new Date()).getTime();
+        var random = Math.floor(4000000000 * Math.random());
+        var id = ('' + date) + '-' + ('' + random);
+        
+        var spoint = document.createRange();
+        var epoint = document.createRange();
+        
+        spoint.setStart(range.startContainer, range.startOffset);
+        epoint.setStart(range.endContainer, range.endOffset);
+        
+        var mtag, btag, etag, errors;
+        
+        // insert theme-ref
+        
+        xml2html({
+            xml: '<end id="e' + id + '" />',
+            success: function(text){
+                etag = $('<span></span>');
+                epoint.insertNode(etag[0]);
+                etag.replaceWith(text);
+                xml2html({
+                    xml: '<motyw id="m' + id + '"></motyw>',
+                    success: function(text){
+                        mtag = $('<span></span>');
+                        spoint.insertNode(mtag[0]);
+                        mtag.replaceWith(text);
+                        xml2html({
+                            xml: '<begin id="b' + id + '" />',
+                            success: function(text){
+                                btag = $('<span></span>');
+                                spoint.insertNode(btag[0])
+                                btag.replaceWith(text);
+                                selection.removeAllRanges();
+                                openForEdit($('.motyw[theme-class=' + id + ']'));
+                            }
+                        });
+                    }
+                });
+            }
+        });
+    }
+    
+    /* open edition window for selected fragment */
+    function openForEdit($origin){
+        var $box = null
+        
+        // annotations overlay their sub box - not their own box //
+        if ($origin.is(".annotation-inline-box")) {
+            $box = $("*[x-annotation-box]", $origin);
+        }
+        else {
+            $box = $origin;
+        }
+        
+        var x = $box[0].offsetLeft;
+        var y = $box[0].offsetTop;
+        var w = $box.outerWidth();
+        var h = $box.innerHeight();
+        
+        if ($origin.is(".annotation-inline-box")) {
+            w = Math.max(w, 400);
+            h = Math.max(h, 60);
+        }
+        
+        // start edition on this node
+        var $overlay = $('<div class="html-editarea"><button class="accept-button">Zapisz</button><button class="delete-button">Usuń</button><textarea></textarea></div>').css({
+            position: 'absolute',
+            height: h,
+            left: x,
+            top: y,
+            width: w
+        }).appendTo($box[0].offsetParent || $box.parent()).show();
+        
+        if ($origin.is('.motyw')) {
+            $('textarea', $overlay).autocomplete(THEMES, {
+                autoFill: true,
+                multiple: true,
+                selectFirst: true
+            });
+        }
+        
+        $('.delete-button', $overlay).click(function(){
+            if ($origin.is('.motyw')) {
+                $('[theme-class=' + $origin.attr('theme-class') + ']').remove();
+            }
+            else {
+                $origin.remove();
+            }
+            $overlay.remove();
+            $(document).unbind('click.blur-overlay');
+            return false;
+        })
+        
+        
+        var serializer = new XMLSerializer();
+        
+        html2text({
+            element: $box[0],
+            stripOuter: true,
+            success: function(text){
+                $('textarea', $overlay).val($.trim(text));
+                
+                setTimeout(function(){
+                    $('textarea', $overlay).elastic().focus();
+                }, 50);
+                
+                function save(argument){
+                    var nodeName = $box.attr('x-node') || 'pe';
+                    var insertedText = $('textarea', $overlay).val();
+                    
+                    if ($origin.is('.motyw')) {
+                        insertedText = insertedText.replace(/,\s*$/, '');
+                    }
+                    
+                    xml2html({
+                        xml: '<' + nodeName + '>' + insertedText + '</' + nodeName + '>',
+                        success: function(element){
+                            $origin.html($(element).html());
+                            $overlay.remove();
+                        },
+                        error: function(text){
+                            $overlay.remove();
+                            alert('Błąd! ' + text);
+                        }
+                    })
+                }
+                
+                $('.accept-button', $overlay).click(function(){
+                    save();
+                });
+                
+                $(document).bind('click.blur-overlay', function(event){
+                    if ($(event.target).parents('.html-editarea').length > 0) {
+                        return;
+                    }
+                    save();
+                    
+                    $(document).unbind('click.blur-overlay');
+                });
+                
+            },
+            error: function(text){
+                alert('Błąd! ' + text);
+            }
+        });
+    }
+           
+    function VisualPerspective(doc, callback) 
+	{
+		this.perspective_id = 'VisualPerspective';
+		this.doc = doc;
+		
+		var element = $("html-view");		
+		var button = $('<button class="edit-button">Edytuj</button>');
+		
+        $('#html-view').bind('mousemove', function(event){
+            var editable = $(event.target).closest('*[x-editable]');
+            $('.active[x-editable]', element).not(editable).removeClass('active').children('.edit-button').remove();
+            if (!editable.hasClass('active')) {
+                editable.addClass('active').append(button);
+            }
+            if (editable.is('.annotation-inline-box')) {
+                $('*[x-annotation-box]', editable).css({
+                    position: 'absolute',
+                    left: event.clientX - editable.offset().left + 5,
+                    top: event.clientY - editable.offset().top + 5
+                }).show();
+            }
+            else {
+                $('*[x-annotation-box]').hide();
+            }
+        });
+        
+        $('.motyw').live('click', function(){
+            selectTheme($(this).attr('theme-class'));
+        });
+        
+        $('#insert-annotation-button').click(function(){
+            addAnnotation();
+            return false;
+        });
+        
+        $('#insert-theme-button').click(function(){
+            addTheme();
+            return false;
+        });
+        
+        $('.edit-button').live('click', function(event){
+            event.preventDefault();
+            openForEdit($(this).parent());
+        });
+		
+		callback.call(this);
+    };
+    
+    VisualPerspective.prototype = new $.wiki.Perspective();
+	
+    VisualPerspective.prototype.freezeState = function() {
+    
+    };
+	
+	VisualPerspective.prototype.onEnter = function(success, failure) 
+	{
+		$.wiki.Perspective.prototype.onEnter.call(this);
+		
+        $.blockUI({
+            message: 'Uaktualnianie widoku...'
+        });
+		
+		function _finalize(callback) {
+			$.unblockUI();
+			if (callback) callback();                
+		} 
+		
+        xml2html({
+            xml: this.doc.text,
+            success: function(element){
+                $('#html-view').html(element);
+                _finalize(success);
+            },
+            error: function(text) {
+                var message = $('<pre></pre>');
+                message.text(text);
+                $('#html-view').html('<p class="error">Wystąpił błąd:</p><pre>' +
+                message.html() +
+                '</pre>');								
+				_finalize(failure);
+            }
+        });   
+	};
+	
+	VisualPerspective.prototype.onExit = function(success, failure) 
+	{
+		var self = this;
+		
+        $.blockUI({
+            message: 'Zapisywanie widoku...'
+        });	
+		
+		function _finalize(callback) {
+			$.unblockUI();
+			if (callback) callback();                
+		}
+		
+		if ($('#html-view .error').length > 0) 
+			return _finalize(failure);        
+		
+        html2text({
+            element: $('#html-view div').get(0),
+            success: function(text) {
+                self.doc.setText(text);
+                _finalize(success);
+            },
+            error: function(text) {                
+                $('#source-editor').html('<p>Wystąpił błąd:</p><pre>' + text + '</pre>');						
+				_finalize(failure);
+            }
+        });   
+	};
+	
+	$.wiki.VisualPerspective = VisualPerspective;    
+    
+})(jQuery);