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| author | Yann Herklotz <ymherklotz@gmail.com> | 2017-09-05 19:41:45 +0100 |
|---|---|---|
| committer | Yann Herklotz <ymherklotz@gmail.com> | 2017-09-05 19:41:45 +0100 |
| commit | 268cac0f0f5812149a4b4a0d894a100d711a493c (patch) | |
| tree | cc6df6a0de2217ba177a735cb8fa116bfcdb5237 /lib/rapidxml/rapidxml_print.hpp | |
| parent | 81b2d1591d348ee7972d174a2ba2dee8dc7cea96 (diff) | |
| download | YAGE-268cac0f0f5812149a4b4a0d894a100d711a493c.tar.gz YAGE-268cac0f0f5812149a4b4a0d894a100d711a493c.zip | |
Travis CI testing
Diffstat (limited to 'lib/rapidxml/rapidxml_print.hpp')
| -rw-r--r-- | lib/rapidxml/rapidxml_print.hpp | 421 |
1 files changed, 421 insertions, 0 deletions
diff --git a/lib/rapidxml/rapidxml_print.hpp b/lib/rapidxml/rapidxml_print.hpp new file mode 100644 index 00000000..d03d5f5b --- /dev/null +++ b/lib/rapidxml/rapidxml_print.hpp @@ -0,0 +1,421 @@ +#ifndef RAPIDXML_PRINT_HPP_INCLUDED
+#define RAPIDXML_PRINT_HPP_INCLUDED
+
+// Copyright (C) 2006, 2009 Marcin Kalicinski
+// Version 1.13
+// Revision $DateTime: 2009/05/13 01:46:17 $
+//! \file rapidxml_print.hpp This file contains rapidxml printer implementation
+
+#include "rapidxml.hpp"
+
+// Only include streams if not disabled
+#ifndef RAPIDXML_NO_STREAMS
+ #include <ostream>
+ #include <iterator>
+#endif
+
+namespace rapidxml
+{
+
+ ///////////////////////////////////////////////////////////////////////
+ // Printing flags
+
+ const int print_no_indenting = 0x1; //!< Printer flag instructing the printer to suppress indenting of XML. See print() function.
+
+ ///////////////////////////////////////////////////////////////////////
+ // Internal
+
+ //! \cond internal
+ namespace internal
+ {
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Internal character operations
+
+ // Copy characters from given range to given output iterator
+ template<class OutIt, class Ch>
+ inline OutIt copy_chars(const Ch *begin, const Ch *end, OutIt out)
+ {
+ while (begin != end)
+ *out++ = *begin++;
+ return out;
+ }
+
+ // Copy characters from given range to given output iterator and expand
+ // characters into references (< > ' " &)
+ template<class OutIt, class Ch>
+ inline OutIt copy_and_expand_chars(const Ch *begin, const Ch *end, Ch noexpand, OutIt out)
+ {
+ while (begin != end)
+ {
+ if (*begin == noexpand)
+ {
+ *out++ = *begin; // No expansion, copy character
+ }
+ else
+ {
+ switch (*begin)
+ {
+ case Ch('<'):
+ *out++ = Ch('&'); *out++ = Ch('l'); *out++ = Ch('t'); *out++ = Ch(';');
+ break;
+ case Ch('>'):
+ *out++ = Ch('&'); *out++ = Ch('g'); *out++ = Ch('t'); *out++ = Ch(';');
+ break;
+ case Ch('\''):
+ *out++ = Ch('&'); *out++ = Ch('a'); *out++ = Ch('p'); *out++ = Ch('o'); *out++ = Ch('s'); *out++ = Ch(';');
+ break;
+ case Ch('"'):
+ *out++ = Ch('&'); *out++ = Ch('q'); *out++ = Ch('u'); *out++ = Ch('o'); *out++ = Ch('t'); *out++ = Ch(';');
+ break;
+ case Ch('&'):
+ *out++ = Ch('&'); *out++ = Ch('a'); *out++ = Ch('m'); *out++ = Ch('p'); *out++ = Ch(';');
+ break;
+ default:
+ *out++ = *begin; // No expansion, copy character
+ }
+ }
+ ++begin; // Step to next character
+ }
+ return out;
+ }
+
+ // Fill given output iterator with repetitions of the same character
+ template<class OutIt, class Ch>
+ inline OutIt fill_chars(OutIt out, int n, Ch ch)
+ {
+ for (int i = 0; i < n; ++i)
+ *out++ = ch;
+ return out;
+ }
+
+ // Find character
+ template<class Ch, Ch ch>
+ inline bool find_char(const Ch *begin, const Ch *end)
+ {
+ while (begin != end)
+ if (*begin++ == ch)
+ return true;
+ return false;
+ }
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Internal printing operations
+
+ // Print node
+ template<class OutIt, class Ch>
+ inline OutIt print_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ // Print proper node type
+ switch (node->type())
+ {
+
+ // Document
+ case node_document:
+ out = print_children(out, node, flags, indent);
+ break;
+
+ // Element
+ case node_element:
+ out = print_element_node(out, node, flags, indent);
+ break;
+
+ // Data
+ case node_data:
+ out = print_data_node(out, node, flags, indent);
+ break;
+
+ // CDATA
+ case node_cdata:
+ out = print_cdata_node(out, node, flags, indent);
+ break;
+
+ // Declaration
+ case node_declaration:
+ out = print_declaration_node(out, node, flags, indent);
+ break;
+
+ // Comment
+ case node_comment:
+ out = print_comment_node(out, node, flags, indent);
+ break;
+
+ // Doctype
+ case node_doctype:
+ out = print_doctype_node(out, node, flags, indent);
+ break;
+
+ // Pi
+ case node_pi:
+ out = print_pi_node(out, node, flags, indent);
+ break;
+
+ // Unknown
+ default:
+ assert(0);
+ break;
+ }
+
+ // If indenting not disabled, add line break after node
+ if (!(flags & print_no_indenting))
+ *out = Ch('\n'), ++out;
+
+ // Return modified iterator
+ return out;
+ }
+
+ // Print children of the node
+ template<class OutIt, class Ch>
+ inline OutIt print_children(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ for (xml_node<Ch> *child = node->first_node(); child; child = child->next_sibling())
+ out = print_node(out, child, flags, indent);
+ return out;
+ }
+
+ // Print attributes of the node
+ template<class OutIt, class Ch>
+ inline OutIt print_attributes(OutIt out, const xml_node<Ch> *node, int flags)
+ {
+ for (xml_attribute<Ch> *attribute = node->first_attribute(); attribute; attribute = attribute->next_attribute())
+ {
+ if (attribute->name() && attribute->value())
+ {
+ // Print attribute name
+ *out = Ch(' '), ++out;
+ out = copy_chars(attribute->name(), attribute->name() + attribute->name_size(), out);
+ *out = Ch('='), ++out;
+ // Print attribute value using appropriate quote type
+ if (find_char<Ch, Ch('"')>(attribute->value(), attribute->value() + attribute->value_size()))
+ {
+ *out = Ch('\''), ++out;
+ out = copy_and_expand_chars(attribute->value(), attribute->value() + attribute->value_size(), Ch('"'), out);
+ *out = Ch('\''), ++out;
+ }
+ else
+ {
+ *out = Ch('"'), ++out;
+ out = copy_and_expand_chars(attribute->value(), attribute->value() + attribute->value_size(), Ch('\''), out);
+ *out = Ch('"'), ++out;
+ }
+ }
+ }
+ return out;
+ }
+
+ // Print data node
+ template<class OutIt, class Ch>
+ inline OutIt print_data_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_data);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ out = copy_and_expand_chars(node->value(), node->value() + node->value_size(), Ch(0), out);
+ return out;
+ }
+
+ // Print data node
+ template<class OutIt, class Ch>
+ inline OutIt print_cdata_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_cdata);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'); ++out;
+ *out = Ch('!'); ++out;
+ *out = Ch('['); ++out;
+ *out = Ch('C'); ++out;
+ *out = Ch('D'); ++out;
+ *out = Ch('A'); ++out;
+ *out = Ch('T'); ++out;
+ *out = Ch('A'); ++out;
+ *out = Ch('['); ++out;
+ out = copy_chars(node->value(), node->value() + node->value_size(), out);
+ *out = Ch(']'); ++out;
+ *out = Ch(']'); ++out;
+ *out = Ch('>'); ++out;
+ return out;
+ }
+
+ // Print element node
+ template<class OutIt, class Ch>
+ inline OutIt print_element_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_element);
+
+ // Print element name and attributes, if any
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'), ++out;
+ out = copy_chars(node->name(), node->name() + node->name_size(), out);
+ out = print_attributes(out, node, flags);
+
+ // If node is childless
+ if (node->value_size() == 0 && !node->first_node())
+ {
+ // Print childless node tag ending
+ *out = Ch('/'), ++out;
+ *out = Ch('>'), ++out;
+ }
+ else
+ {
+ // Print normal node tag ending
+ *out = Ch('>'), ++out;
+
+ // Test if node contains a single data node only (and no other nodes)
+ xml_node<Ch> *child = node->first_node();
+ if (!child)
+ {
+ // If node has no children, only print its value without indenting
+ out = copy_and_expand_chars(node->value(), node->value() + node->value_size(), Ch(0), out);
+ }
+ else if (child->next_sibling() == 0 && child->type() == node_data)
+ {
+ // If node has a sole data child, only print its value without indenting
+ out = copy_and_expand_chars(child->value(), child->value() + child->value_size(), Ch(0), out);
+ }
+ else
+ {
+ // Print all children with full indenting
+ if (!(flags & print_no_indenting))
+ *out = Ch('\n'), ++out;
+ out = print_children(out, node, flags, indent + 1);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ }
+
+ // Print node end
+ *out = Ch('<'), ++out;
+ *out = Ch('/'), ++out;
+ out = copy_chars(node->name(), node->name() + node->name_size(), out);
+ *out = Ch('>'), ++out;
+ }
+ return out;
+ }
+
+ // Print declaration node
+ template<class OutIt, class Ch>
+ inline OutIt print_declaration_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ // Print declaration start
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'), ++out;
+ *out = Ch('?'), ++out;
+ *out = Ch('x'), ++out;
+ *out = Ch('m'), ++out;
+ *out = Ch('l'), ++out;
+
+ // Print attributes
+ out = print_attributes(out, node, flags);
+
+ // Print declaration end
+ *out = Ch('?'), ++out;
+ *out = Ch('>'), ++out;
+
+ return out;
+ }
+
+ // Print comment node
+ template<class OutIt, class Ch>
+ inline OutIt print_comment_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_comment);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'), ++out;
+ *out = Ch('!'), ++out;
+ *out = Ch('-'), ++out;
+ *out = Ch('-'), ++out;
+ out = copy_chars(node->value(), node->value() + node->value_size(), out);
+ *out = Ch('-'), ++out;
+ *out = Ch('-'), ++out;
+ *out = Ch('>'), ++out;
+ return out;
+ }
+
+ // Print doctype node
+ template<class OutIt, class Ch>
+ inline OutIt print_doctype_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_doctype);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'), ++out;
+ *out = Ch('!'), ++out;
+ *out = Ch('D'), ++out;
+ *out = Ch('O'), ++out;
+ *out = Ch('C'), ++out;
+ *out = Ch('T'), ++out;
+ *out = Ch('Y'), ++out;
+ *out = Ch('P'), ++out;
+ *out = Ch('E'), ++out;
+ *out = Ch(' '), ++out;
+ out = copy_chars(node->value(), node->value() + node->value_size(), out);
+ *out = Ch('>'), ++out;
+ return out;
+ }
+
+ // Print pi node
+ template<class OutIt, class Ch>
+ inline OutIt print_pi_node(OutIt out, const xml_node<Ch> *node, int flags, int indent)
+ {
+ assert(node->type() == node_pi);
+ if (!(flags & print_no_indenting))
+ out = fill_chars(out, indent, Ch('\t'));
+ *out = Ch('<'), ++out;
+ *out = Ch('?'), ++out;
+ out = copy_chars(node->name(), node->name() + node->name_size(), out);
+ *out = Ch(' '), ++out;
+ out = copy_chars(node->value(), node->value() + node->value_size(), out);
+ *out = Ch('?'), ++out;
+ *out = Ch('>'), ++out;
+ return out;
+ }
+
+ }
+ //! \endcond
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Printing
+
+ //! Prints XML to given output iterator.
+ //! \param out Output iterator to print to.
+ //! \param node Node to be printed. Pass xml_document to print entire document.
+ //! \param flags Flags controlling how XML is printed.
+ //! \return Output iterator pointing to position immediately after last character of printed text.
+ template<class OutIt, class Ch>
+ inline OutIt print(OutIt out, const xml_node<Ch> &node, int flags = 0)
+ {
+ return internal::print_node(out, &node, flags, 0);
+ }
+
+#ifndef RAPIDXML_NO_STREAMS
+
+ //! Prints XML to given output stream.
+ //! \param out Output stream to print to.
+ //! \param node Node to be printed. Pass xml_document to print entire document.
+ //! \param flags Flags controlling how XML is printed.
+ //! \return Output stream.
+ template<class Ch>
+ inline std::basic_ostream<Ch> &print(std::basic_ostream<Ch> &out, const xml_node<Ch> &node, int flags = 0)
+ {
+ print(std::ostream_iterator<Ch>(out), node, flags);
+ return out;
+ }
+
+ //! Prints formatted XML to given output stream. Uses default printing flags. Use print() function to customize printing process.
+ //! \param out Output stream to print to.
+ //! \param node Node to be printed.
+ //! \return Output stream.
+ template<class Ch>
+ inline std::basic_ostream<Ch> &operator <<(std::basic_ostream<Ch> &out, const xml_node<Ch> &node)
+ {
+ return print(out, node);
+ }
+
+#endif
+
+}
+
+#endif
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