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<h2><a name="content"></a>Syndication Library</h2>
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<div class="title">elementwrapper.cpp</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * This file is part of the syndication library</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2006 Frank Osterfeld &lt;osterfeld@kde.org&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the GNU Library General Public</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * version 2 of the License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * This library is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * Library General Public License for more details.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * You should have received a copy of the GNU Library General Public License</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * along with this library; see the file COPYING.LIB.  If not, write to</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * Boston, MA 02110-1301, USA.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &quot;elementwrapper.h&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &quot;constants.h&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;kurl.h&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;QtXml/QDomDocument&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &lt;QtXml/QDomElement&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;QtCore/QString&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;QtCore/QTextStream&gt;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="keyword">namespace </span>Syndication {</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="keyword">class </span>ElementWrapper::ElementWrapperPrivate</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;{</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;        </div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    QDomElement <a class="code" href="classSyndication_1_1ElementWrapper.html#af824ded1a7126fdec9728f55e390ef8c" title="returns the wrapped resource.">element</a>;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    QDomDocument ownerDoc;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keyword">mutable</span> QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a2f2a4a643133abab7b64419be463d021" title="returns the xml:base value to be used for the wrapped element.">xmlBase</a>;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    <span class="keyword">mutable</span> <span class="keywordtype">bool</span> xmlBaseParsed;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="keyword">mutable</span> QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a4e106988a795dd746354d2a6ecdc2b4d" title="returns the xml:lang value to be used for the wrapped element.">xmlLang</a>;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keyword">mutable</span> <span class="keywordtype">bool</span> xmlLangParsed;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;};</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a7337caab58c0ac59d7f50a7b8edd384d">   46</a></span>&#160;<a class="code" href="classSyndication_1_1ElementWrapper.html#a7337caab58c0ac59d7f50a7b8edd384d" title="creates a element wrapper wrapping a null element.">ElementWrapper::ElementWrapper</a>() : d(new ElementWrapperPrivate)</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;{</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    d-&gt;xmlBaseParsed = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    d-&gt;xmlLangParsed = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;}</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;</div>
<div class="line"><a name="l00052"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#ad9cf8a67b8a7cdea2b8b4d8ceb95dd0e">   52</a></span>&#160;<a class="code" href="classSyndication_1_1ElementWrapper.html#a7337caab58c0ac59d7f50a7b8edd384d" title="creates a element wrapper wrapping a null element.">ElementWrapper::ElementWrapper</a>(<span class="keyword">const</span> <a class="code" href="classSyndication_1_1ElementWrapper.html" title="A wrapper for XML elements.">ElementWrapper</a>&amp; other)</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;{</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    *<span class="keyword">this</span> = other;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;}</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#aab71ab6955478247350f429f81f9b744">   57</a></span>&#160;<a class="code" href="classSyndication_1_1ElementWrapper.html#a7337caab58c0ac59d7f50a7b8edd384d" title="creates a element wrapper wrapping a null element.">ElementWrapper::ElementWrapper</a>(<span class="keyword">const</span> QDomElement&amp; element) : d(new ElementWrapperPrivate)</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;{</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    d-&gt;element = <a class="code" href="classSyndication_1_1ElementWrapper.html#af824ded1a7126fdec9728f55e390ef8c" title="returns the wrapped resource.">element</a>;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    d-&gt;ownerDoc = element.ownerDocument(); <span class="comment">//keep a copy of the (shared, thus cheap) document around to ensure the element isn&#39;t deleted too early (Bug 190068)</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    d-&gt;xmlBaseParsed = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    d-&gt;xmlLangParsed = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;}</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;</div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#af036b911d40cf30482a33467f7e4f569">   65</a></span>&#160;<a class="code" href="classSyndication_1_1ElementWrapper.html#af036b911d40cf30482a33467f7e4f569" title="destructor">ElementWrapper::~ElementWrapper</a>()</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;{</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;}</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#ad2f036fdbb23af0ac410f022e625d5bf">   69</a></span>&#160;<a class="code" href="classSyndication_1_1ElementWrapper.html" title="A wrapper for XML elements.">ElementWrapper</a>&amp; <a class="code" href="classSyndication_1_1ElementWrapper.html#ad2f036fdbb23af0ac410f022e625d5bf" title="Assigns another element wrapper to this one.">ElementWrapper::operator=</a>(<span class="keyword">const</span> <a class="code" href="classSyndication_1_1ElementWrapper.html" title="A wrapper for XML elements.">ElementWrapper</a>&amp; other)</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;{</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    d = other.d;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;}</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#af23e1ef380d9d459f3b70dc04ffe24bf">   75</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classSyndication_1_1ElementWrapper.html#af23e1ef380d9d459f3b70dc04ffe24bf" title="compares two wrappers.">ElementWrapper::operator==</a>(<span class="keyword">const</span> <a class="code" href="classSyndication_1_1ElementWrapper.html" title="A wrapper for XML elements.">ElementWrapper</a>&amp; other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keywordflow">return</span> d-&gt;element == other.d-&gt;element;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;}</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a8460c009ce48d2f5b4a0326658564643">   80</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classSyndication_1_1ElementWrapper.html#a8460c009ce48d2f5b4a0326658564643" title="returns whether the wrapped element is a null element">ElementWrapper::isNull</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.isNull();</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;}</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#af824ded1a7126fdec9728f55e390ef8c">   85</a></span>&#160;<span class="keyword">const</span> QDomElement&amp; <a class="code" href="classSyndication_1_1ElementWrapper.html#af824ded1a7126fdec9728f55e390ef8c" title="returns the wrapped resource.">ElementWrapper::element</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keywordflow">return</span> d-&gt;element;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;}</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a2f2a4a643133abab7b64419be463d021">   90</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a2f2a4a643133abab7b64419be463d021" title="returns the xml:base value to be used for the wrapped element.">ElementWrapper::xmlBase</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keywordflow">if</span> (!d-&gt;xmlBaseParsed) <span class="comment">// xmlBase not computed yet</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    {</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        QDomElement current = d-&gt;element;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        </div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keywordflow">while</span> (!current.isNull())</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;        {</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            <span class="keywordflow">if</span> (current.hasAttributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;base&quot;</span>)))</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            {</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;                d-&gt;xmlBase = current.attributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;base&quot;</span>));</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                <span class="keywordflow">return</span> d-&gt;xmlBase;</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;            }</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;            </div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;            QDomNode parent = current.parentNode();</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;            <span class="keywordflow">if</span> (!parent.isNull() &amp;&amp; parent.isElement())</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;                current = parent.toElement();</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;                current = QDomElement();</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        }</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        </div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        d-&gt;xmlBaseParsed = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    }</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    </div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    <span class="keywordflow">return</span> d-&gt;xmlBase;</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;}</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div>
<div class="line"><a name="l00118"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#ac0cdd7bff1b60767aead22f1fde3eb31">  118</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#ac0cdd7bff1b60767aead22f1fde3eb31" title="completes relative URIs with a prefix specified via xml:base.">ElementWrapper::completeURI</a>(<span class="keyword">const</span> QString&amp; uri)<span class="keyword"> const</span></div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    KUrl u(<a class="code" href="classSyndication_1_1ElementWrapper.html#a2f2a4a643133abab7b64419be463d021" title="returns the xml:base value to be used for the wrapped element.">xmlBase</a>(), uri);</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    </div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <span class="keywordflow">if</span> (u.isValid())</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        <span class="keywordflow">return</span> u.url();</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keywordflow">return</span> uri;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;}</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div>
<div class="line"><a name="l00128"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a4e106988a795dd746354d2a6ecdc2b4d">  128</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a4e106988a795dd746354d2a6ecdc2b4d" title="returns the xml:lang value to be used for the wrapped element.">ElementWrapper::xmlLang</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <span class="keywordflow">if</span> (!d-&gt;xmlLangParsed) <span class="comment">// xmlLang not computed yet</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        QDomElement current = d-&gt;element;</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;        </div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;        <span class="keywordflow">while</span> (!current.isNull())</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        {</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;            <span class="keywordflow">if</span> (current.hasAttributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;lang&quot;</span>)))</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;            {</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                d-&gt;xmlLang = current.attributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;lang&quot;</span>));</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;                <span class="keywordflow">return</span> d-&gt;xmlLang;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;            }</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            </div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;            QDomNode parent = current.parentNode();</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;            <span class="keywordflow">if</span> (!parent.isNull() &amp;&amp; parent.isElement())</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                current = parent.toElement();</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                current = QDomElement();</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        }</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        d-&gt;xmlLangParsed = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    }</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="keywordflow">return</span> d-&gt;xmlLang;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;}</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        </div>
<div class="line"><a name="l00154"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a429af2c053034e112c28c48b9b581f3a">  154</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a429af2c053034e112c28c48b9b581f3a" title="extracts the text from a child element, ignoring namespaces.">ElementWrapper::extractElementText</a>(<span class="keyword">const</span> QString&amp; tagName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    QDomElement el = d-&gt;element.namedItem(tagName).toElement();</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    <span class="keywordflow">return</span> el.isNull() ? QString() : el.text().trimmed();</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;}</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;</div>
<div class="line"><a name="l00160"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a363e46c244380387fa84c757850ae0e3">  160</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a363e46c244380387fa84c757850ae0e3" title="extracts the text from a child element, respecting namespaces.">ElementWrapper::extractElementTextNS</a>(<span class="keyword">const</span> QString&amp; namespaceURI, <span class="keyword">const</span> QString&amp; localName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    QDomElement el = <a class="code" href="classSyndication_1_1ElementWrapper.html#a982c75c5bc27b4f1ac7bc50ec3b016d6" title="searches the direct children of the wrapped element for an element with a given namespace and tag nam...">firstElementByTagNameNS</a>(namespaceURI, localName);</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    <span class="keywordflow">return</span> el.isNull() ? QString() : el.text().trimmed();</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;}</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;</div>
<div class="line"><a name="l00166"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a4439ff7ffd489574ce73b14491c5f5b7">  166</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a4676126ec8a15249dc1c1660aa7d2d58" title="returns the child nodes of the wrapped element as XML.">ElementWrapper::childNodesAsXML</a>(<span class="keyword">const</span> QDomElement&amp; parent)</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;{</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;    <a class="code" href="classSyndication_1_1ElementWrapper.html" title="A wrapper for XML elements.">ElementWrapper</a> wrapper(parent);</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    </div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    <span class="keywordflow">if</span> (parent.isNull())</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;        <span class="keywordflow">return</span> QString();</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;    QDomNodeList list = parent.childNodes();</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    </div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    QString str;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    QTextStream ts( &amp;str, QIODevice::WriteOnly );</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    </div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    <span class="comment">// if there is a xml:base in our scope, first set it for</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    <span class="comment">// each child element so the xml:base shows up in the</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    <span class="comment">// serialization</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    QString base = wrapper.<a class="code" href="classSyndication_1_1ElementWrapper.html#a2f2a4a643133abab7b64419be463d021" title="returns the xml:base value to be used for the wrapped element.">xmlBase</a>();</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; list.count(); ++i)</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;    {</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        QDomNode it = list.item(i);</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <span class="keywordflow">if</span> (!base.isEmpty() &amp;&amp; it.isElement() </div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;             &amp;&amp; !it.toElement().hasAttributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;base&quot;</span>)))</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        {</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;            it.toElement().setAttributeNS(xmlNamespace(), QLatin1String(<span class="stringliteral">&quot;base&quot;</span>), base);</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        }</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;            </div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        ts &lt;&lt; it;</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    }</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="keywordflow">return</span> str.trimmed();</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;}</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a4676126ec8a15249dc1c1660aa7d2d58">  198</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a4676126ec8a15249dc1c1660aa7d2d58" title="returns the child nodes of the wrapped element as XML.">ElementWrapper::childNodesAsXML</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="classSyndication_1_1ElementWrapper.html#a4676126ec8a15249dc1c1660aa7d2d58" title="returns the child nodes of the wrapped element as XML.">childNodesAsXML</a>(d-&gt;element);</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;}</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;</div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a236288b49671475d174c0e1082c45b20">  203</a></span>&#160;QList&lt;QDomElement&gt; <a class="code" href="classSyndication_1_1ElementWrapper.html#a236288b49671475d174c0e1082c45b20" title="returns all child elements with tag name tagName Contrary to QDomElement::elementsByTagName() only di...">ElementWrapper::elementsByTagName</a>(<span class="keyword">const</span> QString&amp; tagName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;    QList&lt;QDomElement&gt; elements;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    <span class="keywordflow">for</span> (QDomNode n = d-&gt;element.firstChild(); !n.isNull(); n = n.nextSibling())</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    {</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        <span class="keywordflow">if</span> (n.isElement())</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        {</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;            QDomElement e = n.toElement();</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;            <span class="keywordflow">if</span> (e.tagName() == tagName)</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;                elements.append(e);</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        }</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;    }</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <span class="keywordflow">return</span> elements;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;}</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;</div>
<div class="line"><a name="l00218"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a982c75c5bc27b4f1ac7bc50ec3b016d6">  218</a></span>&#160;QDomElement <a class="code" href="classSyndication_1_1ElementWrapper.html#a982c75c5bc27b4f1ac7bc50ec3b016d6" title="searches the direct children of the wrapped element for an element with a given namespace and tag nam...">ElementWrapper::firstElementByTagNameNS</a>(<span class="keyword">const</span> QString&amp; nsURI, <span class="keyword">const</span> QString&amp; localName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;    <span class="keywordflow">if</span> (<a class="code" href="classSyndication_1_1ElementWrapper.html#a8460c009ce48d2f5b4a0326658564643" title="returns whether the wrapped element is a null element">isNull</a>())</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;        <span class="keywordflow">return</span> QDomElement();</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;    </div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;    <span class="keywordflow">for</span> (QDomNode n = d-&gt;element.firstChild(); !n.isNull(); n = n.nextSibling())</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;    {</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;        <span class="keywordflow">if</span> (n.isElement())</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        {</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;            QDomElement e = n.toElement();</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;            <span class="keywordflow">if</span> (e.localName() == localName &amp;&amp; e.namespaceURI() == nsURI)</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;                <span class="keywordflow">return</span> e;</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;        }</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;    }</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    </div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;    <span class="keywordflow">return</span> QDomElement();</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;}</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div>
<div class="line"><a name="l00237"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a48f0c36a936e1a881daa7f3362959b77">  237</a></span>&#160;QList&lt;QDomElement&gt; <a class="code" href="classSyndication_1_1ElementWrapper.html#a48f0c36a936e1a881daa7f3362959b77" title="returns all child elements with tag name tagname and namespace URI nsURI.">ElementWrapper::elementsByTagNameNS</a>(<span class="keyword">const</span> QString&amp; nsURI, <span class="keyword">const</span> QString&amp; localName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <span class="keywordflow">if</span> (<a class="code" href="classSyndication_1_1ElementWrapper.html#a8460c009ce48d2f5b4a0326658564643" title="returns whether the wrapped element is a null element">isNull</a>())</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        <span class="keywordflow">return</span> QList&lt;QDomElement&gt;();</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    </div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    QList&lt;QDomElement&gt; elements;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;    <span class="keywordflow">for</span> (QDomNode n = d-&gt;element.firstChild(); !n.isNull(); n = n.nextSibling())</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    {</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        <span class="keywordflow">if</span> (n.isElement())</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        {</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;            QDomElement e = n.toElement();</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;            <span class="keywordflow">if</span> (e.localName() == localName &amp;&amp; e.namespaceURI() == nsURI)</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;                elements.append(e);</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        }</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    }</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;    <span class="keywordflow">return</span> elements;</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;}</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;</div>
<div class="line"><a name="l00255"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a577e5f928a53576ecfa15923df37dabb">  255</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a577e5f928a53576ecfa15923df37dabb" title="Returns the wrapped element&#39;s text or an empty string.">ElementWrapper::text</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.text();</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;}</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;        </div>
<div class="line"><a name="l00260"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#afea6cda913b1eedb7d2a0a65cd52c153">  260</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#afea6cda913b1eedb7d2a0a65cd52c153" title="Returns the attribute called name.">ElementWrapper::attribute</a>(<span class="keyword">const</span> QString&amp; name, <span class="keyword">const</span> QString&amp; defValue)<span class="keyword"> const</span></div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.attribute(name, defValue);</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;}</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        </div>
<div class="line"><a name="l00265"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a345a64c0e12bf7adf309e7e37cf14b21">  265</a></span>&#160;QString <a class="code" href="classSyndication_1_1ElementWrapper.html#a345a64c0e12bf7adf309e7e37cf14b21" title="Returns the attribute with the local name localName and the namespace URI nsURI.">ElementWrapper::attributeNS</a>(<span class="keyword">const</span> QString&amp; nsURI, <span class="keyword">const</span> QString&amp; localName, <span class="keyword">const</span> QString&amp; defValue)<span class="keyword"> const</span></div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.attributeNS(nsURI, localName, defValue);</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;}</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;</div>
<div class="line"><a name="l00270"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a3b58206c31b20e9f9d66627b7a59153d">  270</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classSyndication_1_1ElementWrapper.html#a3b58206c31b20e9f9d66627b7a59153d" title="Returns true if this element has an attribute called name; otherwise returns false.">ElementWrapper::hasAttribute</a>(<span class="keyword">const</span> QString&amp; name)<span class="keyword"> const</span></div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.hasAttribute(name);</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;}</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;</div>
<div class="line"><a name="l00275"></a><span class="lineno"><a class="code" href="classSyndication_1_1ElementWrapper.html#a623ed016560a54819dfdb5f119d6a5a3">  275</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classSyndication_1_1ElementWrapper.html#a623ed016560a54819dfdb5f119d6a5a3" title="Returns true if this element has an attribute with the local name localName and the namespace URI nsU...">ElementWrapper::hasAttributeNS</a>(<span class="keyword">const</span> QString&amp; nsURI, <span class="keyword">const</span> QString&amp; localName)<span class="keyword"> const</span></div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;    <span class="keywordflow">return</span> d-&gt;element.hasAttributeNS(nsURI, localName);</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;}</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;} <span class="comment">// namespace Syndication</span></div>
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