X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/0fd55a38c4873d5916a3553d7510b9308f4eee6d..03c5ba6e50339d7bc470eb6d7f051483eff1e96b:/platforma/static/js/xslt.js diff --git a/platforma/static/js/xslt.js b/platforma/static/js/xslt.js deleted file mode 100644 index 566b0a80..00000000 --- a/platforma/static/js/xslt.js +++ /dev/null @@ -1,378 +0,0 @@ -/* - * - * 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', - dataType: 'xml', - success: function(data) { - xml2htmlStylesheet = createXSLT(data); - $.unblockUI(); - code_block(); - - }, - error: onError - }) - } - else { - code_block(); - } -} - - -function xml2html(options) { - withStylesheets(function() { - var xml = options.xml.replace(/\/\s+/g, '
'); - 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 = $('parsererror', doc); - } - - if (error.length > 0 && options.error) { - options.error(error.text()); - } else { - options.success(doc.firstChild); - } - }, function() { options.error && options.error('Nie udało się załadować XSLT'); }); -} - -/* USEFULL CONSTANTS */ -const ELEMENT_NODE = 1; -const ATTRIBUTE_NODE = 2; -const TEXT_NODE = 3; -const CDATA_SECTION_NODE = 4; -const ENTITY_REFERENCE_NODE = 5; -const ENTITY_NODE = 6; -const PROCESSING_INSTRUCTION_NODE = 7; -const COMMENT_NODE = 8; -const DOCUMENT_NODE = 9; -const DOCUMENT_TYPE_NODE = 10; -const DOCUMENT_FRAGMENT_NODE = 11; -const NOTATION_NODE = 12; -const XATTR_RE = /^x-attr-name-(.*)$/; - -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" -}; - -/* - * PADDING for pretty-printing - */ -const PADDING = { - dramat_wierszowany_l: 4, - dramat_wierszowany_lp: 4, - dramat_wspolczesny: 4, - wywiad: 4, - opowiadanie: 4, - powiesc: 4, - liryka_l: 4, - liryka_lp: 4, - naglowek_czesc: 4, - naglowek_akt: 4, - naglowek_rozdzial: 4, - naglowek_osoba: 4, - lista_osob: 4, - - akap: 3, - akap_cd: 3, - akap_dialog: 3, - strofa: 3, - motto: 3, - miejsce_czas: 3, - - autor_utworu: 2, - nazwa_utworu: 2, - dzielo_nadrzedne: 2, - - didaskalia: 2, - motto_podpis: 2, - naglowek_listy: 2, - kwestia: 1, - lista_osoba: 1, - - "podpis": 1, - "wers": 0, - "wers_cd": 0, - "wers_akap": 0, - "wers_wciety": 0, - - "rdf:RDF": 3, - "rdf:Description": 1, -}; - -function getPadding(name) { - - if(name.match(/^dc:.*$/)) - return -1; - - if(PADDING[name]) - return PADDING[name]; - - return 0; -} - -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) { - var prev = node.previousSibling; - - while((prev !== null) && (prev.nodeType != ELEMENT_NODE)) { - prev = prev.previousSibling; - } - - return (prev !== null) && prev.hasAttribute('x-verse'); -} - -HTMLSerializer.prototype.serialize = function(rootElement, stripOuter) -{ - var self = this; - self._prepare(); - - if(!stripOuter) - self._pushElement(rootElement); - else - self._pushChildren(rootElement); - - while(self.stack.length > 0) { - var token = self.stack.pop(); - - if(token.type === ELEM_END) { - self.result += ""; - for(var padding = getPadding(token.tagName); padding > 0; padding--) { - self.result += "\n"; - } - 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')) { - self._pushChildren(token.node); - break; - } - - if(!token.node.hasAttribute('x-node')) - break; - - var xnode = token.node.getAttribute('x-node'); - - if(xnode === 'wers') { - /* push children */ - if(self._verseBefore(token.node)) - self.result += '/\n'; - self._pushChildren(token.node); - break; - }; - - if(xnode === 'out-of-flow-text') { - self._pushChildren(token.node); - break; - } - - if(token.node.hasAttribute('x-verse') && self._verseBefore(token.node)) { - self.result += '/\n'; - }; - - self._serializeElement(token.node); - break; - case TEXT_NODE: - self.result += token.node.nodeValue; - break; - }; - }; - - 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; - - 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 */ - if (getPadding(tagName)) - self.result += '\n'; - - 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) - } -} \ No newline at end of file