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<h2>
<span class="refentrytitle">documents</span>
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<p>documents - interface for the document handling</p>
<p>implements document loading and cache (multiple document() reference for the same resources must be equal. </p>
<p>Author(s): Daniel Veillard </p>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">typedef enum <a href="#xsltLoadType">xsltLoadType</a>;
typedef xmlDocPtr <a href="#xsltDocLoaderFunc">xsltDocLoaderFunc</a> (const xmlChar * URI, <br/> xmlDictPtr dict, <br/> int options, <br/> void * ctxt, <br/> <a href="libxslt-documents.html#xsltLoadType">xsltLoadType</a> type);
<a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> <a href="#xsltFindDocument">xsltFindDocument</a> (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> xmlDocPtr doc);
void <a href="#xsltFreeDocuments">xsltFreeDocuments</a> (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt);
void <a href="#xsltFreeStyleDocuments">xsltFreeStyleDocuments</a> (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style);
<a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> <a href="#xsltLoadDocument">xsltLoadDocument</a> (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> const xmlChar * URI);
<a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> <a href="#xsltLoadStyleDocument">xsltLoadStyleDocument</a> (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style, <br/> const xmlChar * URI);
<a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> <a href="#xsltNewDocument">xsltNewDocument</a> (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> xmlDocPtr doc);
<a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> <a href="#xsltNewStyleDocument">xsltNewStyleDocument</a> (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style, <br/> xmlDocPtr doc);
void <a href="#xsltSetLoaderFunc">xsltSetLoaderFunc</a> (<a href="libxslt-documents.html#xsltDocLoaderFunc">xsltDocLoaderFunc</a> f);
</pre>
</div>
<div class="refsect1" lang="en">
<h2>Description</h2>
</div>
<div class="refsect1" lang="en">
<h2>Details</h2>
<div class="refsect2" lang="en">
<div class="refsect2" lang="en"><h3><a name="xsltLoadType">Enum </a>xsltLoadType</h3><pre class="programlisting">enum <a href="#xsltLoadType">xsltLoadType</a> {
<a name="XSLT_LOAD_START">XSLT_LOAD_START</a> = 0 /* loading for a top stylesheet */
<a name="XSLT_LOAD_STYLESHEET">XSLT_LOAD_STYLESHEET</a> = 1 /* loading for a stylesheet include/import */
<a name="XSLT_LOAD_DOCUMENT">XSLT_LOAD_DOCUMENT</a> = 2 /* loading document at transformation time */
};
</pre><p/>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltDocLoaderFunc"/>Function type xsltDocLoaderFunc</h3><pre class="programlisting">xmlDocPtr xsltDocLoaderFunc (const xmlChar * URI, <br/> xmlDictPtr dict, <br/> int options, <br/> void * ctxt, <br/> <a href="libxslt-documents.html#xsltLoadType">xsltLoadType</a> type)<br/>
</pre><p>An <a href="libxslt-documents.html#xsltDocLoaderFunc">xsltDocLoaderFunc</a> is a signature for a function which can be registered to load document not provided by the compilation or transformation API themselve, for example when an xsl:import, xsl:include is found at compilation time or when a document() call is made at runtime.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>URI</tt></i>:</span></td><td>the URI of the document to load</td></tr><tr><td><span class="term"><i><tt>dict</tt></i>:</span></td><td>the dictionary to use when parsing that document</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>parsing options, a set of xmlParserOption</td></tr><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>the context, either a stylesheet or a transformation context</td></tr><tr><td><span class="term"><i><tt>type</tt></i>:</span></td><td>the <a href="libxslt-documents.html#xsltLoadType">xsltLoadType</a> indicating the kind of loading required</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the pointer to the document (which will be modified and freed by the engine later), or NULL in case of error.</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltDocDefaultLoader">Variable </a>xsltDocDefaultLoader</h3><pre class="programlisting"><a href="libxslt-documents.html#xsltDocLoaderFunc">xsltDocLoaderFunc</a> xsltDocDefaultLoader;
</pre><p/>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltFindDocument"/>xsltFindDocument ()</h3><pre class="programlisting"><a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> xsltFindDocument (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> xmlDocPtr doc)<br/>
</pre><p>Try to find a document within the XSLT transformation context. This will not find document infos for temporary Result Tree Fragments.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an XSLT transformation context</td></tr><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>a parsed XML document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the desired <a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltFreeDocuments"/>xsltFreeDocuments ()</h3><pre class="programlisting">void xsltFreeDocuments (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt)<br/>
</pre><p>Free up all the space used by the loaded documents</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an XSLT transformation context</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltFreeStyleDocuments"/>xsltFreeStyleDocuments ()</h3><pre class="programlisting">void xsltFreeStyleDocuments (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style)<br/>
</pre><p>Frees the node-trees (and <a href="libxslt-xsltInternals.html#xsltDocument">xsltDocument</a> structures) of all stylesheet-modules of the stylesheet-level represented by the given @style.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>style</tt></i>:</span></td><td>an XSLT stylesheet (representing a stylesheet-level)</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltLoadDocument"/>xsltLoadDocument ()</h3><pre class="programlisting"><a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> xsltLoadDocument (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> const xmlChar * URI)<br/>
</pre><p>Try to load a document (not a stylesheet) within the XSLT transformation context</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an XSLT transformation context</td></tr><tr><td><span class="term"><i><tt>URI</tt></i>:</span></td><td>the computed URI of the document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new <a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltLoadStyleDocument"/>xsltLoadStyleDocument ()</h3><pre class="programlisting"><a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> xsltLoadStyleDocument (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style, <br/> const xmlChar * URI)<br/>
</pre><p>Try to load a stylesheet document within the XSLT transformation context</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>style</tt></i>:</span></td><td>an XSLT style sheet</td></tr><tr><td><span class="term"><i><tt>URI</tt></i>:</span></td><td>the computed URI of the document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new <a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltNewDocument"/>xsltNewDocument ()</h3><pre class="programlisting"><a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> xsltNewDocument (<a href="libxslt-xsltInternals.html#xsltTransformContextPtr">xsltTransformContextPtr</a> ctxt, <br/> xmlDocPtr doc)<br/>
</pre><p>Register a new document, apply key computations</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an XSLT transformation context (or NULL)</td></tr><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>a parsed XML document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a handler to the document</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltNewStyleDocument"/>xsltNewStyleDocument ()</h3><pre class="programlisting"><a href="libxslt-xsltInternals.html#xsltDocumentPtr">xsltDocumentPtr</a> xsltNewStyleDocument (<a href="libxslt-xsltInternals.html#xsltStylesheetPtr">xsltStylesheetPtr</a> style, <br/> xmlDocPtr doc)<br/>
</pre><p>Register a new document, apply key computations</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>style</tt></i>:</span></td><td>an XSLT style sheet</td></tr><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>a parsed XML document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a handler to the document</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xsltSetLoaderFunc"/>xsltSetLoaderFunc ()</h3><pre class="programlisting">void xsltSetLoaderFunc (<a href="libxslt-documents.html#xsltDocLoaderFunc">xsltDocLoaderFunc</a> f)<br/>
</pre><p>Set the new function to load document, if NULL it resets it to the default function.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>f</tt></i>:</span></td><td>the new function to handle document loading.</td></tr></tbody></table></div></div>
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