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<a href="#flickcurl-section-serializer.description" class="shortcut">Description</a>
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<h2><span class="refentrytitle"><a name="flickcurl-section-serializer.top_of_page"></a>Serializer</span></h2>
<p>Serializer — Serialize a photo to RDF Triples.</p>
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<a name="flickcurl-section-serializer.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">typedef <a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer">flickcurl_serializer</a>;
<a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer-factory" title="flickcurl_serializer_factory">flickcurl_serializer_factory</a>;
<a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="returnvalue">flickcurl_serializer</span></a> * <a class="link" href="flickcurl-section-serializer.html#flickcurl-new-serializer" title="flickcurl_new_serializer ()">flickcurl_new_serializer</a> (<em class="parameter"><code><a class="link" href="flickcurl-section-core.html#flickcurl" title="flickcurl"><span class="type">flickcurl</span></a> *fc</code></em>,
<em class="parameter"><code><span class="type">void</span> *data</code></em>,
<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer-factory" title="flickcurl_serializer_factory"><span class="type">flickcurl_serializer_factory</span></a> *factory</code></em>);
<span class="returnvalue">void</span> <a class="link" href="flickcurl-section-serializer.html#flickcurl-free-serializer" title="flickcurl_free_serializer ()">flickcurl_free_serializer</a> (<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="type">flickcurl_serializer</span></a> *serializer</code></em>);
<span class="returnvalue">int</span> <a class="link" href="flickcurl-section-serializer.html#flickcurl-serialize-photo" title="flickcurl_serialize_photo ()">flickcurl_serialize_photo</a> (<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="type">flickcurl_serializer</span></a> *fcs</code></em>,
<em class="parameter"><code><a class="link" href="flickcurl-section-photo.html#flickcurl-photo" title="flickcurl_photo"><span class="type">flickcurl_photo</span></a> *photo</code></em>);
enum <a class="link" href="flickcurl-section-serializer.html#flickcurl-term-type" title="enum flickcurl_term_type">flickcurl_term_type</a>;
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<div class="refsect1">
<a name="flickcurl-section-serializer.description"></a><h2>Description</h2>
<p>
Serialize a photo to RDF Triples.
</p>
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<a name="flickcurl-section-serializer.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="flickcurl-serializer"></a><h3>flickcurl_serializer</h3>
<pre class="programlisting">typedef struct flickcurl_serializer_s flickcurl_serializer;
</pre>
<p>
Serializer from Photo and metadata to RDF triples
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<a name="flickcurl-serializer-factory"></a><h3>flickcurl_serializer_factory</h3>
<pre class="programlisting">typedef struct {
int version;
void (*emit_namespace)(void* user_data, const char* prefix, size_t prefix_len, const char* uri, size_t uri_len);
void (*emit_triple)(void* user_data,
const char* subject, int subject_type,
const char* predicate_nspace, const char* predicate_name,
const char *object, int object_type,
const char *datatype_uri);
void (*emit_finish)(void* user_data);
} flickcurl_serializer_factory;
</pre>
<p>
Triples serializer factory
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<p>
API version 1 is all that is supported.
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<td><p><span class="term"><span class="type">int</span> <em class="structfield"><code><a name="flickcurl-serializer-factory.version"></a>version</code></em>;</span></p></td>
<td>API version</td>
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<td><p><span class="term"><em class="structfield"><code><a name="flickcurl-serializer-factory.emit-namespace"></a>emit_namespace</code></em> ()</span></p></td>
<td>(V1) emit namespace callback</td>
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<td><p><span class="term"><em class="structfield"><code><a name="flickcurl-serializer-factory.emit-triple"></a>emit_triple</code></em> ()</span></p></td>
<td>(V1) emit a triple</td>
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<td><p><span class="term"><em class="structfield"><code><a name="flickcurl-serializer-factory.emit-finish"></a>emit_finish</code></em> ()</span></p></td>
<td>(V1) finish emitting</td>
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<a name="flickcurl-new-serializer"></a><h3>flickcurl_new_serializer ()</h3>
<pre class="programlisting"><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="returnvalue">flickcurl_serializer</span></a> * flickcurl_new_serializer (<em class="parameter"><code><a class="link" href="flickcurl-section-core.html#flickcurl" title="flickcurl"><span class="type">flickcurl</span></a> *fc</code></em>,
<em class="parameter"><code><span class="type">void</span> *data</code></em>,
<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer-factory" title="flickcurl_serializer_factory"><span class="type">flickcurl_serializer_factory</span></a> *factory</code></em>);</pre>
<p>
Create a new triples serializer for generating a RDF triples
representation of a Flickr photo.
</p>
<p>
The factory must contain the methods and the correct factory API
version as described in <a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer-factory" title="flickcurl_serializer_factory"><span class="type">flickcurl_serializer_factory</span></a>
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<td><p><span class="term"><em class="parameter"><code>fc</code></em> :</span></p></td>
<td>flickcurl object</td>
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<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td>
<td>user data for factory methods</td>
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<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>triples serializer factory</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a new serializer object or NULL on failure</td>
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<div class="refsect2">
<a name="flickcurl-free-serializer"></a><h3>flickcurl_free_serializer ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> flickcurl_free_serializer (<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="type">flickcurl_serializer</span></a> *serializer</code></em>);</pre>
<p>
Destructor for triples serializer object
</p>
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<td><p><span class="term"><em class="parameter"><code>serializer</code></em> :</span></p></td>
<td>serializer object</td>
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<div class="refsect2">
<a name="flickcurl-serialize-photo"></a><h3>flickcurl_serialize_photo ()</h3>
<pre class="programlisting"><span class="returnvalue">int</span> flickcurl_serialize_photo (<em class="parameter"><code><a class="link" href="flickcurl-section-serializer.html#flickcurl-serializer" title="flickcurl_serializer"><span class="type">flickcurl_serializer</span></a> *fcs</code></em>,
<em class="parameter"><code><a class="link" href="flickcurl-section-photo.html#flickcurl-photo" title="flickcurl_photo"><span class="type">flickcurl_photo</span></a> *photo</code></em>);</pre>
<p>
Serialize photo description to RDF triples
</p>
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<td><p><span class="term"><em class="parameter"><code>fcs</code></em> :</span></p></td>
<td>flickcurl serializer object</td>
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<td><p><span class="term"><em class="parameter"><code>photo</code></em> :</span></p></td>
<td>photo object</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>non-0 on failure</td>
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<div class="refsect2">
<a name="flickcurl-term-type"></a><h3>enum flickcurl_term_type</h3>
<pre class="programlisting">typedef enum {
FLICKCURL_TERM_TYPE_RESOURCE = 1,
FLICKCURL_TERM_TYPE_BLANK = 2,
FLICKCURL_TERM_TYPE_LITERAL = 5
} flickcurl_term_type;
</pre>
<p>
Triple part types
</p>
<p>
These are the same enumeration values as used by Raptor V2
raptor_term_type enumeration and Raptor V1 raptor_identifier_type
enumeration.
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<td><p><a name="FLICKCURL-TERM-TYPE-RESOURCE:CAPS"></a><span class="term"><code class="literal">FLICKCURL_TERM_TYPE_RESOURCE</code></span></p></td>
<td>resource/URI term
</td>
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<td><p><a name="FLICKCURL-TERM-TYPE-BLANK:CAPS"></a><span class="term"><code class="literal">FLICKCURL_TERM_TYPE_BLANK</code></span></p></td>
<td>blank node/anonymous term
</td>
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<td><p><a name="FLICKCURL-TERM-TYPE-LITERAL:CAPS"></a><span class="term"><code class="literal">FLICKCURL_TERM_TYPE_LITERAL</code></span></p></td>
<td>literal term
</td>
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