X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/008b2c8d44987a6ef6b405ffc2124f28d3c6220d..51ea493dd4c46246c80ed3190b43ebfc0d75d67c:/src/redakcja/static/js/wiki/xslt.js diff --git a/src/redakcja/static/js/wiki/xslt.js b/src/redakcja/static/js/wiki/xslt.js index a38ce6b5..99af3c35 100644 --- a/src/redakcja/static/js/wiki/xslt.js +++ b/src/redakcja/static/js/wiki/xslt.js @@ -94,7 +94,7 @@ function xml2html(options) { } /* USEFULL CONSTANTS */ -const ELEMENT_NODE = 1; +const ELEMENT_NODE = 1; const ATTRIBUTE_NODE = 2; const TEXT_NODE = 3; const CDATA_SECTION_NODE = 4; @@ -127,13 +127,8 @@ for (prefix in NAMESPACES) { NS_PREFIXES[NAMESPACES[prefix]] = prefix }; -function HTMLSerializer() { - // empty constructor -} - - - -HTMLSerializer.prototype._prepare = function() { +class HTMLSerializer { + _prepare() { this.stack = []; // XML namespace is implicit @@ -141,279 +136,279 @@ HTMLSerializer.prototype._prepare = function() { this.result = ""; this.nsCounter = 1; -} + } -HTMLSerializer.prototype._pushElement = function(element) { + _pushElement(element) { this.stack.push({ - "type": ELEM_START, - "node": element + "type": ELEM_START, + "node": element }); -} + } -HTMLSerializer.prototype._pushChildren = function(element) { + _pushChildren(element) { for(var i = element.childNodes.length-1; i >= 0; i--) - this._pushElement(element.childNodes.item(i)); -} + this._pushElement(element.childNodes.item(i)); + } -HTMLSerializer.prototype._pushTagEnd = function(tagName) { + _pushTagEnd(tagName) { this.stack.push({ - "type": ELEM_END, - "tagName": tagName + "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; + _verseBefore(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; + prev = prev.previousSibling; } return (prev !== null) && prev.hasAttribute('x-verse'); -} + } -HTMLSerializer.prototype._nodeIgnored = function(node) { - return node.getAttribute('x-auto-node') == 'true'; -} + _nodeIgnored(node) { + return node.getAttribute('x-auto-node') == 'true'; + } -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; -} + _ignoredWithWhitespace(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) -{ + serialize(rootElement, stripOuter) + { var self = this; self._prepare(); - + if(!stripOuter) - self._pushElement(rootElement); + self._pushElement(rootElement); else - self._pushChildren(rootElement); - - var text_buffer = ''; + 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 += ""; - 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; - } + var token = self.stack.pop(); + if(token.type === ELEM_END) { + self.result += text_buffer; + text_buffer = ''; + if (token.tagName != '') + self.result += ""; + 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(/'; break; - }; + }; }; - self.result += text_buffer; + self.result += text_buffer; return this.result; -} + } -/* - * TODO: this doesn't support prefix redefinitions - */ -HTMLSerializer.prototype._unassignNamespace = function(nsData) { + /* + * TODO: this doesn't support prefix redefinitions + */ + _unassignNamespace(nsData) { this.nsMap[nsData.uri] = undefined; -}; + } -HTMLSerializer.prototype._assignNamespace = function(uri) { + _assignNamespace(uri) { if(uri === null) { - // default namespace - return ({"prefix": "", "uri": "", "fresh": false}); + // 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 - }); + // 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) { + } + + _join(prefix, name) { if(!!prefix) - return prefix + ":" + name; + return prefix + ":" + name; return name; -}; + } -HTMLSerializer.prototype._rjoin = function(prefix, name) { + _rjoin(prefix, name) { if(!!name) - return prefix + ":" + name; + return prefix + ":" + name; return prefix; -}; + } -HTMLSerializer.prototype._serializeElement = function(node) { - var self = this; + _serializeElement(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 = []; + 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')); + var nsData = self._assignNamespace(node.getAttribute('x-ns')); - if(nsData.fresh) { + if(nsData.fresh) { newNamespaces.push(nsData); self.stack.push({ - "type": NS_END, - "namespace": nsData + "type": NS_END, + "namespace": nsData }); - } - - var tagName = self._join(nsData.prefix, node.getAttribute('x-node')); - - /* retrieve attributes */ - var attributeIDs = []; - var attributes = []; - for (var i = 0; i < node.attributes.length; i++) { - var attr = node.attributes.item(i); - - m = attr.name.match(XATTR_KNOWN_RE); - if (m !== null) { - prefix = m[1]; - tag = m[2]; - attributes.push([ - NS_PREFIXES[prefix], - tag, - attr.value - ]); - } else { - // check if name starts with "x-attr-name" - var m = attr.name.match(XATTR_RE); - if (m !== null) { - attributeIDs.push(m[1]); + } + + var tagName = self._join(nsData.prefix, node.getAttribute('x-node')); + + /* retrieve attributes */ + var attributeIDs = []; + var attributes = []; + for (var i = 0; i < node.attributes.length; i++) { + var attr = node.attributes.item(i); + + m = attr.name.match(XATTR_KNOWN_RE); + if (m !== null) { + prefix = m[1]; + let tag = m[2]; + attributes.push([ + NS_PREFIXES[prefix], + tag, + attr.value + ]); + } else { + // 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; + + function writeAttr(ns, tag, value) { + if (ns) { + var nsData = self._assignNamespace(ns); + if(nsData.fresh) { + newNamespaces.push(nsData); + self.stack.push({ + "type": NS_END, + "namespace": nsData + }); + }; + tag = self._join(nsData.prefix, tag); + } + + self.result += ' ' + tag; + self.result += '="' + value.replace(/&/g, '&').replace(/"/g, '"') + '"'; } - }; - - /* print out */ - - self.result += '<' + tagName; - - function writeAttr(ns, tag, value) { - if (ns) { - var nsData = self._assignNamespace(ns); - if(nsData.fresh) { - newNamespaces.push(nsData); - self.stack.push({ - "type": NS_END, - "namespace": nsData - }); - }; - tag = self._join(nsData.prefix, tag); - } - - self.result += ' ' + tag; - self.result += '="' + value.replace(/&/g, '&').replace(/"/g, '"') + '"'; - } - $.each(attributes, function() { - writeAttr( - this[0], this[1], this[2] - ); - }); + $.each(attributes, function() { + writeAttr( + this[0], this[1], this[2] + ); + }); - $.each(attributeIDs, function() { - writeAttr( - node.getAttribute('x-attr-ns-'+this), - node.getAttribute('x-attr-name-'+this), - node.getAttribute('x-attr-value-'+this) - ); - }); + $.each(attributeIDs, function() { + writeAttr( + node.getAttribute('x-attr-ns-'+this), + node.getAttribute('x-attr-name-'+this), + node.getAttribute('x-attr-value-'+this) + ); + }); - /* print new namespace declarations */ - $.each(newNamespaces, function() { + /* print new namespace declarations */ + $.each(newNamespaces, function() { self.result += " " + self._rjoin("xmlns", this.prefix); self.result += '="' + this.uri + '"'; - }); + }); - if (node.childNodes.length > 0) { + if (node.childNodes.length > 0) { self.result += ">"; self._pushTagEnd(tagName); self._pushChildren(node); - } - else { + } + 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) - } + try { + var s = new HTMLSerializer(); + params.success( s.serialize(params.element, params.stripOuter) ); + } catch(e) { + params.error("Nie udało się zserializować tekstu:" + e) + } }