--- /dev/null
+/*
+ *
+ * XSLT STUFF
+ *
+ */
+function createXSLT(xsl) {
+ var p = new XSLTProcessor();
+ p.importStylesheet(xsl);
+ return p;
+}
+
+var xml2htmlStylesheet = null;
+
+// Wykonuje block z załadowanymi arkuszami stylów
+function withStylesheets(code_block, onError)
+{
+ if (!xml2htmlStylesheet) {
+ $.blockUI({message: 'Ładowanie arkuszy stylów...'});
+ $.ajax({
+ url: STATIC_URL + 'xsl/wl2html_client.xsl?20171106',
+ dataType: 'xml',
+ timeout: 10000,
+ success: function(data) {
+ xml2htmlStylesheet = createXSLT(data);
+ $.unblockUI();
+ code_block();
+
+ },
+ error: onError
+ })
+ }
+ else {
+ code_block();
+ }
+}
+
+
+// Wykonuje block z załadowanymi kanonicznymi motywami
+function withThemes(code_block, onError)
+{
+ if (typeof withThemes.canon == 'undefined') {
+ $.ajax({
+ url: '/editor/themes',
+ dataType: 'text',
+ success: function(data) {
+ withThemes.canon = data.split('\n');
+ code_block(withThemes.canon);
+ },
+ error: function() {
+ withThemes.canon = null;
+ code_block(withThemes.canon);
+ }
+ })
+ }
+ else {
+ code_block(withThemes.canon);
+ }
+}
+
+
+function xml2html(options) {
+ withStylesheets(function() {
+ var xml = options.xml.replace(/\/(\s+)/g, '<br />$1');
+ xml = xml.replace(/([^a-zA-Z0-9ąćęłńóśźżĄĆĘŁŃÓŚŹŻ\s<>«»\\*_!,:;?&%."'=#()\/-]+)/g, '<alien>$1</alien>');
+ var parser = new DOMParser();
+ var serializer = new XMLSerializer();
+ var doc = parser.parseFromString(xml, 'text/xml');
+ var error = $('parsererror', doc);
+
+ if (error.length == 0) {
+ doc = xml2htmlStylesheet.transformToFragment(doc, document);
+ console.log(doc.firstChild);
+
+ if(doc.firstChild === null) {
+ options.error("Błąd w przetwarzaniu XML.");
+ return;
+ }
+
+ error = $('parsererror', doc);
+ }
+
+ if (error.length > 0 && options.error) {
+ source = $('sourcetext', doc);
+ source_text = source.text();
+ source.text('');
+ options.error(error.text(), source_text);
+ } else {
+ options.success(doc.childNodes);
+
+ withThemes(function(canonThemes) {
+ if (canonThemes != null) {
+ $('.theme-text-list').addClass('canon').each(function(){
+ var themes = $(this).html().split(',');
+ for (i in themes) {
+ themes[i] = $.trim(themes[i]);
+ if (canonThemes.indexOf(themes[i]) == -1)
+ themes[i] = '<span x-pass-thru="true" class="noncanon">' + themes[i] + "</span>"
+ }
+ $(this).html(themes.join(', '));
+ });
+ }
+ });
+ }
+ }, function() { options.error && options.error('Nie udało się załadować XSLT'); });
+}
+
+/* USEFULL CONSTANTS */
+const ELEMENT_NODE = 1;
+const ATTRIBUTE_NODE = 2;
+const TEXT_NODE = 3;
+const CDATA_SECTION_NODE = 4;
+const ENTITY_REFERENCE_NODE = 5;
+const ENTITY_NODE = 6;
+const PROCESSING_INSTRUCTION_NODE = 7;
+const COMMENT_NODE = 8;
+const DOCUMENT_NODE = 9;
+const DOCUMENT_TYPE_NODE = 10;
+const DOCUMENT_FRAGMENT_NODE = 11;
+const NOTATION_NODE = 12;
+const XATTR_RE = /^x-attr-name-(.*)$/;
+
+const ELEM_START = 1;
+const ELEM_END = 2;
+const NS_END = 3;
+
+const NAMESPACES = {
+ // namespaces not listed here will be assigned random names
+ "http://www.w3.org/1999/02/22-rdf-syntax-ns#": "rdf",
+ "http://purl.org/dc/elements/1.1/": "dc",
+ "http://www.w3.org/XML/1998/namespace": "xml"
+};
+
+function HTMLSerializer() {
+ // empty constructor
+}
+
+
+
+HTMLSerializer.prototype._prepare = function() {
+ this.stack = [];
+
+ // XML namespace is implicit
+ this.nsMap = {"http://www.w3.org/XML/1998/namespace": "xml"};
+
+ this.result = "";
+ this.nsCounter = 1;
+}
+
+HTMLSerializer.prototype._pushElement = function(element) {
+ this.stack.push({
+ "type": ELEM_START,
+ "node": element
+ });
+}
+
+HTMLSerializer.prototype._pushChildren = function(element) {
+ for(var i = element.childNodes.length-1; i >= 0; i--)
+ this._pushElement(element.childNodes.item(i));
+}
+
+HTMLSerializer.prototype._pushTagEnd = function(tagName) {
+ this.stack.push({
+ "type": ELEM_END,
+ "tagName": tagName
+ });
+}
+
+HTMLSerializer.prototype._verseBefore = function(node) {
+ /* true if previous element is a previous verse of a stanza */
+ var parent = node.parentNode;
+ if (!parent || !parent.hasAttribute('x-node') || parent.getAttribute('x-node') != 'strofa')
+ return false;
+
+ var prev = node.previousSibling;
+
+ while((prev !== null) && (prev.nodeType != ELEMENT_NODE)) {
+ prev = prev.previousSibling;
+ }
+
+ return (prev !== null) && prev.hasAttribute('x-verse');
+}
+
+HTMLSerializer.prototype._nodeIgnored = function(node) {
+ return node.getAttribute('x-node') == 'wers';
+}
+
+HTMLSerializer.prototype._ignoredWithWhitespace = function(node) {
+ while (node.nodeType == ELEMENT_NODE && this._nodeIgnored(node) && node.childNodes.length > 0)
+ node = node.childNodes[0];
+ if (node.nodeType == TEXT_NODE)
+ return node.nodeValue.match(/^\s/)
+ else return false;
+}
+
+
+HTMLSerializer.prototype.serialize = function(rootElement, stripOuter)
+{
+ var self = this;
+ self._prepare();
+
+ if(!stripOuter)
+ self._pushElement(rootElement);
+ else
+ self._pushChildren(rootElement);
+
+ var text_buffer = '';
+
+ while(self.stack.length > 0) {
+ var token = self.stack.pop();
+
+ if(token.type === ELEM_END) {
+ self.result += text_buffer;
+ text_buffer = '';
+ if (token.tagName != '')
+ self.result += "</" + token.tagName + ">";
+ continue;
+ };
+
+ if(token.type === NS_END) {
+ self._unassignNamespace(token.namespace);
+ continue;
+ }
+
+
+ switch(token.node.nodeType) {
+ case ELEMENT_NODE:
+ if(token.node.hasAttribute('x-pass-thru')
+ || token.node.hasAttribute('data-pass-thru')) {
+ self._pushChildren(token.node);
+ break;
+ }
+
+ if(!token.node.hasAttribute('x-node'))
+ break;
+
+ var xnode = token.node.getAttribute('x-node');
+
+ if(xnode === 'out-of-flow-text') {
+ self._pushChildren(token.node);
+ break;
+ }
+
+ if(token.node.hasAttribute('x-verse') && self._verseBefore(token.node)) {
+ self.result += '/';
+ // add whitespace if there's none
+ if (!(text_buffer.match(/^\s/) || self._ignoredWithWhitespace(token.node)))
+ self.result += ' ';
+ }
+
+ self.result += text_buffer;
+ text_buffer = '';
+ self._serializeElement(token.node);
+ break;
+ case TEXT_NODE:
+ self.result += text_buffer;
+ text_buffer = token.node.nodeValue.replace(/&/g, '&').replace(/</g, '<');
+ break;
+ case COMMENT_NODE:
+ self.result += text_buffer;
+ text_buffer = '';
+ self.result += '<!--' + token.node.nodeValue + '-->';
+ break;
+ };
+ };
+ self.result += text_buffer;
+
+ return this.result;
+}
+
+/*
+ * TODO: this doesn't support prefix redefinitions
+ */
+HTMLSerializer.prototype._unassignNamespace = function(nsData) {
+ this.nsMap[nsData.uri] = undefined;
+};
+
+HTMLSerializer.prototype._assignNamespace = function(uri) {
+ if(uri === null) {
+ // default namespace
+ return ({"prefix": "", "uri": "", "fresh": false});
+ }
+
+ if(this.nsMap[uri] === undefined) {
+ // this prefix hasn't been defined yet in current context
+ var prefix = NAMESPACES[uri];
+
+ if (prefix === undefined) { // not predefined
+ prefix = "ns" + this.nsCounter;
+ this.nsCounter += 1;
+ }
+
+ this.nsMap[uri] = prefix;
+ return ({
+ "prefix": prefix,
+ "uri": uri,
+ "fresh": true
+ });
+ }
+
+ return ({"prefix": this.nsMap[uri], "uri": uri, "fresh": false});
+};
+
+HTMLSerializer.prototype._join = function(prefix, name) {
+ if(!!prefix)
+ return prefix + ":" + name;
+ return name;
+};
+
+HTMLSerializer.prototype._rjoin = function(prefix, name) {
+ if(!!name)
+ return prefix + ":" + name;
+ return prefix;
+};
+
+HTMLSerializer.prototype._serializeElement = function(node) {
+ var self = this;
+
+ if (self._nodeIgnored(node)) {
+ self._pushTagEnd('');
+ self._pushChildren(node);
+ }
+ else {
+ var ns = node.getAttribute('x-ns');
+ var nsPrefix = null;
+ var newNamespaces = [];
+
+ var nsData = self._assignNamespace(node.getAttribute('x-ns'));
+
+ if(nsData.fresh) {
+ newNamespaces.push(nsData);
+ self.stack.push({
+ "type": NS_END,
+ "namespace": nsData
+ });
+ }
+
+ var tagName = self._join(nsData.prefix, node.getAttribute('x-node'));
+
+ /* retrieve attributes */
+ var attributeIDs = [];
+ for (var i = 0; i < node.attributes.length; i++) {
+ var attr = node.attributes.item(i);
+
+ // check if name starts with "x-attr-name"
+ var m = attr.name.match(XATTR_RE);
+ if (m !== null)
+ attributeIDs.push(m[1]);
+ };
+
+ /* print out */
+
+ self.result += '<' + tagName;
+
+ $.each(attributeIDs, function() {
+ var nsData = self._assignNamespace(node.getAttribute('x-attr-ns-'+this));
+
+ if(nsData.fresh) {
+ newNamespaces.push(nsData);
+ self.stack.push({
+ "type": NS_END,
+ "namespace": nsData
+ });
+ };
+
+ self.result += ' ' + self._join(nsData.prefix, node.getAttribute('x-attr-name-'+this));
+ self.result += '="'+node.getAttribute('x-attr-value-'+this) +'"';
+ });
+
+ /* print new namespace declarations */
+ $.each(newNamespaces, function() {
+ self.result += " " + self._rjoin("xmlns", this.prefix);
+ self.result += '="' + this.uri + '"';
+ });
+
+ if (node.childNodes.length > 0) {
+ self.result += ">";
+ self._pushTagEnd(tagName);
+ self._pushChildren(node);
+ }
+ else {
+ self.result += "/>";
+ };
+ }
+};
+
+function html2text(params) {
+ try {
+ var s = new HTMLSerializer();
+ params.success( s.serialize(params.element, params.stripOuter) );
+ } catch(e) {
+ params.error("Nie udało się zserializować tekstu:" + e)
+ }
+}