| /** |
| * section: xmlWriter |
| * synopsis: use various APIs for the xmlWriter |
| * purpose: tests a number of APIs for the xmlWriter, especially |
| * the various methods to write to a filename, to a memory |
| * buffer, to a new document, or to a subtree. It shows how to |
| * do encoding string conversions too. The resulting |
| * documents are then serialized. |
| * usage: testWriter |
| * test: testWriter ; for i in 1 2 3 4 ; do diff writer.xml writer$$i.res ; done ; rm writer*.res |
| * author: Alfred Mickautsch |
| * copy: see Copyright for the status of this software. |
| */ |
| #include <stdio.h> |
| #include <string.h> |
| #include <libxml/encoding.h> |
| #include <libxml/xmlwriter.h> |
| |
| #if defined(LIBXML_WRITER_ENABLED) && defined(LIBXML_OUTPUT_ENABLED) |
| |
| #define MY_ENCODING "ISO-8859-1" |
| |
| void testXmlwriterFilename(const char *uri); |
| void testXmlwriterMemory(const char *file); |
| void testXmlwriterDoc(const char *file); |
| void testXmlwriterTree(const char *file); |
| xmlChar *ConvertInput(const char *in, const char *encoding); |
| |
| int |
| main(void) |
| { |
| /* |
| * this initialize the library and check potential ABI mismatches |
| * between the version it was compiled for and the actual shared |
| * library used. |
| */ |
| LIBXML_TEST_VERSION |
| |
| /* first, the file version */ |
| testXmlwriterFilename("writer1.res"); |
| |
| /* next, the memory version */ |
| testXmlwriterMemory("writer2.res"); |
| |
| /* next, the DOM version */ |
| testXmlwriterDoc("writer3.res"); |
| |
| /* next, the tree version */ |
| testXmlwriterTree("writer4.res"); |
| |
| /* |
| * Cleanup function for the XML library. |
| */ |
| xmlCleanupParser(); |
| /* |
| * this is to debug memory for regression tests |
| */ |
| xmlMemoryDump(); |
| return 0; |
| } |
| |
| /** |
| * testXmlwriterFilename: |
| * @uri: the output URI |
| * |
| * test the xmlWriter interface when writing to a new file |
| */ |
| void |
| testXmlwriterFilename(const char *uri) |
| { |
| int rc; |
| xmlTextWriterPtr writer; |
| xmlChar *tmp; |
| |
| /* Create a new XmlWriter for uri, with no compression. */ |
| writer = xmlNewTextWriterFilename(uri, 0); |
| if (writer == NULL) { |
| printf("testXmlwriterFilename: Error creating the xml writer\n"); |
| return; |
| } |
| |
| /* Start the document with the xml default for the version, |
| * encoding ISO 8859-1 and the default for the standalone |
| * declaration. */ |
| rc = xmlTextWriterStartDocument(writer, NULL, MY_ENCODING, NULL); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartDocument\n"); |
| return; |
| } |
| |
| /* Start an element named "EXAMPLE". Since thist is the first |
| * element, this will be the root element of the document. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "EXAMPLE"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write a comment as child of EXAMPLE. |
| * Please observe, that the input to the xmlTextWriter functions |
| * HAS to be in UTF-8, even if the output XML is encoded |
| * in iso-8859-1 */ |
| tmp = ConvertInput("This is a comment with special chars: <äöü>", |
| MY_ENCODING); |
| rc = xmlTextWriterWriteComment(writer, tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "ORDER" as child of EXAMPLE. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ORDER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "version" and value "1.0" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "version", |
| BAD_CAST "1.0"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "xml:lang" and value "de" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "xml:lang", |
| BAD_CAST "de"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Write a comment as child of ORDER */ |
| tmp = ConvertInput("<äöü>", MY_ENCODING); |
| rc = xmlTextWriterWriteFormatComment(writer, |
| "This is another comment with special chars: %s", |
| tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteFormatComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "HEADER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "HEADER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "X_ORDER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "X_ORDER_ID", |
| "%010d", 53535L); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "CUSTOMER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CUSTOMER_ID", |
| "%d", 1010); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "NAME_1" as child of HEADER. */ |
| tmp = ConvertInput("Müller", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_1", tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Write an element named "NAME_2" as child of HEADER. */ |
| tmp = ConvertInput("Jörg", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_2", tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Close the element named HEADER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRIES" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRIES"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test>"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 10); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test 2>"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 20); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRIES. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "FOOTER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "FOOTER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "TEXT" as child of FOOTER. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "TEXT", |
| BAD_CAST "This is a text."); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Close the element named FOOTER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Here we could close the elements ORDER and EXAMPLE using the |
| * function xmlTextWriterEndElement, but since we do not want to |
| * write any other elements, we simply call xmlTextWriterEndDocument, |
| * which will do all the work. */ |
| rc = xmlTextWriterEndDocument(writer); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterFilename: Error at xmlTextWriterEndDocument\n"); |
| return; |
| } |
| |
| xmlFreeTextWriter(writer); |
| } |
| |
| /** |
| * testXmlwriterMemory: |
| * @file: the output file |
| * |
| * test the xmlWriter interface when writing to memory |
| */ |
| void |
| testXmlwriterMemory(const char *file) |
| { |
| int rc; |
| xmlTextWriterPtr writer; |
| xmlBufferPtr buf; |
| xmlChar *tmp; |
| FILE *fp; |
| |
| /* Create a new XML buffer, to which the XML document will be |
| * written */ |
| buf = xmlBufferCreate(); |
| if (buf == NULL) { |
| printf("testXmlwriterMemory: Error creating the xml buffer\n"); |
| return; |
| } |
| |
| /* Create a new XmlWriter for memory, with no compression. |
| * Remark: there is no compression for this kind of xmlTextWriter */ |
| writer = xmlNewTextWriterMemory(buf, 0); |
| if (writer == NULL) { |
| printf("testXmlwriterMemory: Error creating the xml writer\n"); |
| return; |
| } |
| |
| /* Start the document with the xml default for the version, |
| * encoding ISO 8859-1 and the default for the standalone |
| * declaration. */ |
| rc = xmlTextWriterStartDocument(writer, NULL, MY_ENCODING, NULL); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartDocument\n"); |
| return; |
| } |
| |
| /* Start an element named "EXAMPLE". Since thist is the first |
| * element, this will be the root element of the document. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "EXAMPLE"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write a comment as child of EXAMPLE. |
| * Please observe, that the input to the xmlTextWriter functions |
| * HAS to be in UTF-8, even if the output XML is encoded |
| * in iso-8859-1 */ |
| tmp = ConvertInput("This is a comment with special chars: <äöü>", |
| MY_ENCODING); |
| rc = xmlTextWriterWriteComment(writer, tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "ORDER" as child of EXAMPLE. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ORDER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "version" and value "1.0" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "version", |
| BAD_CAST "1.0"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "xml:lang" and value "de" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "xml:lang", |
| BAD_CAST "de"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Write a comment as child of ORDER */ |
| tmp = ConvertInput("<äöü>", MY_ENCODING); |
| rc = xmlTextWriterWriteFormatComment(writer, |
| "This is another comment with special chars: %s", |
| tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteFormatComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "HEADER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "HEADER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "X_ORDER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "X_ORDER_ID", |
| "%010d", 53535L); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "CUSTOMER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CUSTOMER_ID", |
| "%d", 1010); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "NAME_1" as child of HEADER. */ |
| tmp = ConvertInput("Müller", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_1", tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Write an element named "NAME_2" as child of HEADER. */ |
| tmp = ConvertInput("Jörg", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_2", tmp); |
| |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Close the element named HEADER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRIES" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRIES"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test>"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 10); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test 2>"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 20); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRIES. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "FOOTER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "FOOTER"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "TEXT" as child of FOOTER. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "TEXT", |
| BAD_CAST "This is a text."); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterMemory: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Close the element named FOOTER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Here we could close the elements ORDER and EXAMPLE using the |
| * function xmlTextWriterEndElement, but since we do not want to |
| * write any other elements, we simply call xmlTextWriterEndDocument, |
| * which will do all the work. */ |
| rc = xmlTextWriterEndDocument(writer); |
| if (rc < 0) { |
| printf("testXmlwriterMemory: Error at xmlTextWriterEndDocument\n"); |
| return; |
| } |
| |
| xmlFreeTextWriter(writer); |
| |
| fp = fopen(file, "w"); |
| if (fp == NULL) { |
| printf("testXmlwriterMemory: Error at fopen\n"); |
| return; |
| } |
| |
| fprintf(fp, "%s", (const char *) buf->content); |
| |
| fclose(fp); |
| |
| xmlBufferFree(buf); |
| } |
| |
| /** |
| * testXmlwriterDoc: |
| * @file: the output file |
| * |
| * test the xmlWriter interface when creating a new document |
| */ |
| void |
| testXmlwriterDoc(const char *file) |
| { |
| int rc; |
| xmlTextWriterPtr writer; |
| xmlChar *tmp; |
| xmlDocPtr doc; |
| |
| |
| /* Create a new XmlWriter for DOM, with no compression. */ |
| writer = xmlNewTextWriterDoc(&doc, 0); |
| if (writer == NULL) { |
| printf("testXmlwriterDoc: Error creating the xml writer\n"); |
| return; |
| } |
| |
| /* Start the document with the xml default for the version, |
| * encoding ISO 8859-1 and the default for the standalone |
| * declaration. */ |
| rc = xmlTextWriterStartDocument(writer, NULL, MY_ENCODING, NULL); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartDocument\n"); |
| return; |
| } |
| |
| /* Start an element named "EXAMPLE". Since thist is the first |
| * element, this will be the root element of the document. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "EXAMPLE"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write a comment as child of EXAMPLE. |
| * Please observe, that the input to the xmlTextWriter functions |
| * HAS to be in UTF-8, even if the output XML is encoded |
| * in iso-8859-1 */ |
| tmp = ConvertInput("This is a comment with special chars: <äöü>", |
| MY_ENCODING); |
| rc = xmlTextWriterWriteComment(writer, tmp); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "ORDER" as child of EXAMPLE. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ORDER"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "version" and value "1.0" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "version", |
| BAD_CAST "1.0"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "xml:lang" and value "de" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "xml:lang", |
| BAD_CAST "de"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Write a comment as child of ORDER */ |
| tmp = ConvertInput("<äöü>", MY_ENCODING); |
| rc = xmlTextWriterWriteFormatComment(writer, |
| "This is another comment with special chars: %s", |
| tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterDoc: Error at xmlTextWriterWriteFormatComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "HEADER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "HEADER"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "X_ORDER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "X_ORDER_ID", |
| "%010d", 53535L); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterDoc: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "CUSTOMER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CUSTOMER_ID", |
| "%d", 1010); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterDoc: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "NAME_1" as child of HEADER. */ |
| tmp = ConvertInput("Müller", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_1", tmp); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Write an element named "NAME_2" as child of HEADER. */ |
| tmp = ConvertInput("Jörg", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_2", tmp); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Close the element named HEADER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRIES" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRIES"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test>"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 10); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterDoc: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test 2>"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 20); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterDoc: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRIES. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "FOOTER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "FOOTER"); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "TEXT" as child of FOOTER. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "TEXT", |
| BAD_CAST "This is a text."); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Close the element named FOOTER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Here we could close the elements ORDER and EXAMPLE using the |
| * function xmlTextWriterEndElement, but since we do not want to |
| * write any other elements, we simply call xmlTextWriterEndDocument, |
| * which will do all the work. */ |
| rc = xmlTextWriterEndDocument(writer); |
| if (rc < 0) { |
| printf("testXmlwriterDoc: Error at xmlTextWriterEndDocument\n"); |
| return; |
| } |
| |
| xmlFreeTextWriter(writer); |
| |
| xmlSaveFileEnc(file, doc, MY_ENCODING); |
| |
| xmlFreeDoc(doc); |
| } |
| |
| /** |
| * testXmlwriterTree: |
| * @file: the output file |
| * |
| * test the xmlWriter interface when writing to a subtree |
| */ |
| void |
| testXmlwriterTree(const char *file) |
| { |
| int rc; |
| xmlTextWriterPtr writer; |
| xmlDocPtr doc; |
| xmlNodePtr node; |
| xmlChar *tmp; |
| |
| /* Create a new XML DOM tree, to which the XML document will be |
| * written */ |
| doc = xmlNewDoc(BAD_CAST XML_DEFAULT_VERSION); |
| if (doc == NULL) { |
| printf |
| ("testXmlwriterTree: Error creating the xml document tree\n"); |
| return; |
| } |
| |
| /* Create a new XML node, to which the XML document will be |
| * appended */ |
| node = xmlNewDocNode(doc, NULL, BAD_CAST "EXAMPLE", NULL); |
| if (node == NULL) { |
| printf("testXmlwriterTree: Error creating the xml node\n"); |
| return; |
| } |
| |
| /* Make ELEMENT the root node of the tree */ |
| xmlDocSetRootElement(doc, node); |
| |
| /* Create a new XmlWriter for DOM tree, with no compression. */ |
| writer = xmlNewTextWriterTree(doc, node, 0); |
| if (writer == NULL) { |
| printf("testXmlwriterTree: Error creating the xml writer\n"); |
| return; |
| } |
| |
| /* Start the document with the xml default for the version, |
| * encoding ISO 8859-1 and the default for the standalone |
| * declaration. */ |
| rc = xmlTextWriterStartDocument(writer, NULL, MY_ENCODING, NULL); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartDocument\n"); |
| return; |
| } |
| |
| /* Write a comment as child of EXAMPLE. |
| * Please observe, that the input to the xmlTextWriter functions |
| * HAS to be in UTF-8, even if the output XML is encoded |
| * in iso-8859-1 */ |
| tmp = ConvertInput("This is a comment with special chars: <äöü>", |
| MY_ENCODING); |
| rc = xmlTextWriterWriteComment(writer, tmp); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "ORDER" as child of EXAMPLE. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ORDER"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "version" and value "1.0" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "version", |
| BAD_CAST "1.0"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Add an attribute with name "xml:lang" and value "de" to ORDER. */ |
| rc = xmlTextWriterWriteAttribute(writer, BAD_CAST "xml:lang", |
| BAD_CAST "de"); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteAttribute\n"); |
| return; |
| } |
| |
| /* Write a comment as child of ORDER */ |
| tmp = ConvertInput("<äöü>", MY_ENCODING); |
| rc = xmlTextWriterWriteFormatComment(writer, |
| "This is another comment with special chars: %s", |
| tmp); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteFormatComment\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Start an element named "HEADER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "HEADER"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "X_ORDER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "X_ORDER_ID", |
| "%010d", 53535L); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "CUSTOMER_ID" as child of HEADER. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "CUSTOMER_ID", |
| "%d", 1010); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Write an element named "NAME_1" as child of HEADER. */ |
| tmp = ConvertInput("Müller", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_1", tmp); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Write an element named "NAME_2" as child of HEADER. */ |
| tmp = ConvertInput("Jörg", MY_ENCODING); |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "NAME_2", tmp); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| if (tmp != NULL) xmlFree(tmp); |
| |
| /* Close the element named HEADER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRIES" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRIES"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test>"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 10); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "ENTRY" as child of ENTRIES. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "ENTRY"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ARTICLE" as child of ENTRY. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "ARTICLE", |
| BAD_CAST "<Test 2>"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Write an element named "ENTRY_NO" as child of ENTRY. */ |
| rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "ENTRY_NO", "%d", |
| 20); |
| if (rc < 0) { |
| printf |
| ("testXmlwriterTree: Error at xmlTextWriterWriteFormatElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRY. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Close the element named ENTRIES. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Start an element named "FOOTER" as child of ORDER. */ |
| rc = xmlTextWriterStartElement(writer, BAD_CAST "FOOTER"); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterStartElement\n"); |
| return; |
| } |
| |
| /* Write an element named "TEXT" as child of FOOTER. */ |
| rc = xmlTextWriterWriteElement(writer, BAD_CAST "TEXT", |
| BAD_CAST "This is a text."); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterWriteElement\n"); |
| return; |
| } |
| |
| /* Close the element named FOOTER. */ |
| rc = xmlTextWriterEndElement(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndElement\n"); |
| return; |
| } |
| |
| /* Here we could close the elements ORDER and EXAMPLE using the |
| * function xmlTextWriterEndElement, but since we do not want to |
| * write any other elements, we simply call xmlTextWriterEndDocument, |
| * which will do all the work. */ |
| rc = xmlTextWriterEndDocument(writer); |
| if (rc < 0) { |
| printf("testXmlwriterTree: Error at xmlTextWriterEndDocument\n"); |
| return; |
| } |
| |
| xmlFreeTextWriter(writer); |
| |
| xmlSaveFileEnc(file, doc, MY_ENCODING); |
| |
| xmlFreeDoc(doc); |
| } |
| |
| /** |
| * ConvertInput: |
| * @in: string in a given encoding |
| * @encoding: the encoding used |
| * |
| * Converts @in into UTF-8 for processing with libxml2 APIs |
| * |
| * Returns the converted UTF-8 string, or NULL in case of error. |
| */ |
| xmlChar * |
| ConvertInput(const char *in, const char *encoding) |
| { |
| xmlChar *out; |
| int ret; |
| int size; |
| int out_size; |
| int temp; |
| xmlCharEncodingHandlerPtr handler; |
| |
| if (in == 0) |
| return 0; |
| |
| handler = xmlFindCharEncodingHandler(encoding); |
| |
| if (!handler) { |
| printf("ConvertInput: no encoding handler found for '%s'\n", |
| encoding ? encoding : ""); |
| return 0; |
| } |
| |
| size = (int) strlen(in) + 1; |
| out_size = size * 2 - 1; |
| out = (unsigned char *) xmlMalloc((size_t) out_size); |
| |
| if (out != 0) { |
| temp = size - 1; |
| ret = handler->input(out, &out_size, (const xmlChar *) in, &temp); |
| if ((ret < 0) || (temp - size + 1)) { |
| if (ret < 0) { |
| printf("ConvertInput: conversion wasn't successful.\n"); |
| } else { |
| printf |
| ("ConvertInput: conversion wasn't successful. converted: %i octets.\n", |
| temp); |
| } |
| |
| xmlFree(out); |
| out = 0; |
| } else { |
| out = (unsigned char *) xmlRealloc(out, out_size + 1); |
| out[out_size] = 0; /*null terminating out */ |
| } |
| } else { |
| printf("ConvertInput: no mem\n"); |
| } |
| |
| return out; |
| } |
| |
| #else |
| int main(void) { |
| fprintf(stderr, "Writer or output support not compiled in\n"); |
| exit(1); |
| } |
| #endif |