mastodonpp/docs/curl__wrapper_8hpp_source.html
2020-01-08 11:33:19 +01:00

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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li> </ul>
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<div class="title">curl_wrapper.hpp</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">/* This file is part of mastodonpp.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright © 2020 tastytea &lt;tastytea@tastytea.de&gt;</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"> * This program is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * it under the terms of the GNU Affero General Public License as published by</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * the Free Software Foundation, version 3.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * This program is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * GNU Affero General Public License for more details.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * You should have received a copy of the GNU Affero General Public License</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</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; </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#ifndef MASTODONPP_CURL_WRAPPER_HPP</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#define MASTODONPP_CURL_WRAPPER_HPP</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &quot;answer.hpp&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &quot;curl/curl.h&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &lt;map&gt;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;string_view&gt;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;variant&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemastodonpp.html">mastodonpp</a></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; </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="keyword">using</span> std::map;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">using</span> std::string;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">using</span> std::string_view;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">using</span> std::variant;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">using</span> std::vector;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; </div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="namespacemastodonpp.html#a7d60fc71ad0fb1fbd467b37fe1f1f100"> 44</a></span>&#160;<span class="keyword">enum class</span> <a class="code" href="namespacemastodonpp.html#a7d60fc71ad0fb1fbd467b37fe1f1f100">http_method</a></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"> 46</span>&#160; GET,</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; POST,</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; PATCH,</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; PUT,</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; DELETE</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"> 52</span>&#160; </div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="namespacemastodonpp.html#a0e32f4a39b81639733f26f96b0f86b75"> 67</a></span>&#160;<span class="keyword">using</span> <a class="code" href="namespacemastodonpp.html#a0e32f4a39b81639733f26f96b0f86b75">parametermap</a> = map&lt;string, variant&lt;string, vector&lt;string&gt;&gt;&gt;;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; </div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classmastodonpp_1_1CURLWrapper.html"> 78</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a></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"> 80</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a736572303fbec7a307514e611e6a468c">CURLWrapper</a>();</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a736572303fbec7a307514e611e6a468c">CURLWrapper</a>(<span class="keyword">const</span> <a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a> &amp;other) = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a736572303fbec7a307514e611e6a468c">CURLWrapper</a>(<a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a> &amp;&amp;other) noexcept = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keyword">virtual</span> <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a350f7061c9cb54cb5992ae983db3fc19">~CURLWrapper</a>() noexcept;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a>&amp; <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a9ab0da0f9186df2bdbf65189df57aeaf">operator=</a>(<span class="keyword">const</span> <a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a> &amp;other) = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a>&amp; <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a9ab0da0f9186df2bdbf65189df57aeaf">operator=</a>(<a class="code" href="classmastodonpp_1_1CURLWrapper.html">CURLWrapper</a> &amp;&amp;other) noexcept = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classmastodonpp_1_1CURLWrapper.html#a2b7aaf03245a0730eeb464802168aded"> 125</a></span>&#160; <span class="keyword">inline</span> CURL *<a class="code" href="classmastodonpp_1_1CURLWrapper.html#a2b7aaf03245a0730eeb464802168aded">get_curl_easy_handle</a>()</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; <span class="keywordflow">return</span> _connection;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="keyword">protected</span>:</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; [[nodiscard]]</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <a class="code" href="structmastodonpp_1_1answer__type.html">answer_type</a> <a class="code" href="classmastodonpp_1_1CURLWrapper.html#a6a0c0ff6e894e43cdb5df9dd8b55c785">make_request</a>(<span class="keyword">const</span> <a class="code" href="namespacemastodonpp.html#a7d60fc71ad0fb1fbd467b37fe1f1f100">http_method</a> &amp;method, <span class="keyword">const</span> string_view &amp;uri);</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;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; CURL *_connection;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordtype">char</span> _curl_buffer_error[CURL_ERROR_SIZE];</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordtype">string</span> _curl_buffer_headers;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordtype">string</span> _curl_buffer_body;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keyword">static</span> <span class="keywordtype">int</span> writer(<span class="keywordtype">char</span> *data, <span class="keywordtype">size_t</span> size, <span class="keywordtype">size_t</span> nmemb,</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordtype">string</span> *writerData);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="keywordtype">void</span> setup_curl();</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;};</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;} <span class="comment">// namespace mastodonpp</span></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"> 166</span>&#160;<span class="preprocessor">#endif // MASTODONPP_CURL_WRAPPER_HPP</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="anamespacemastodonpp_html_a7d60fc71ad0fb1fbd467b37fe1f1f100"><div class="ttname"><a href="namespacemastodonpp.html#a7d60fc71ad0fb1fbd467b37fe1f1f100">mastodonpp::http_method</a></div><div class="ttdeci">http_method</div><div class="ttdoc">The HTTP method.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.hpp:44</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html_a736572303fbec7a307514e611e6a468c"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html#a736572303fbec7a307514e611e6a468c">mastodonpp::CURLWrapper::CURLWrapper</a></div><div class="ttdeci">CURLWrapper()</div><div class="ttdoc">Initializes curl and sets up connection.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.cpp:35</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html_a2b7aaf03245a0730eeb464802168aded"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html#a2b7aaf03245a0730eeb464802168aded">mastodonpp::CURLWrapper::get_curl_easy_handle</a></div><div class="ttdeci">CURL * get_curl_easy_handle()</div><div class="ttdoc">Returns pointer to the CURL easy handle.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.hpp:125</div></div>
<div class="ttc" id="anamespacemastodonpp_html"><div class="ttname"><a href="namespacemastodonpp.html">mastodonpp</a></div><div class="ttdoc">C++ wrapper for the Mastodon API.</div><div class="ttdef"><b>Definition:</b> answer.cpp:19</div></div>
<div class="ttc" id="astructmastodonpp_1_1answer__type_html"><div class="ttname"><a href="structmastodonpp_1_1answer__type.html">mastodonpp::answer_type</a></div><div class="ttdoc">Return type for Requests.</div><div class="ttdef"><b>Definition:</b> answer.hpp:40</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html_a6a0c0ff6e894e43cdb5df9dd8b55c785"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html#a6a0c0ff6e894e43cdb5df9dd8b55c785">mastodonpp::CURLWrapper::make_request</a></div><div class="ttdeci">answer_type make_request(const http_method &amp;method, const string_view &amp;uri)</div><div class="ttdoc">Make a request.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.cpp:60</div></div>
<div class="ttc" id="anamespacemastodonpp_html_a0e32f4a39b81639733f26f96b0f86b75"><div class="ttname"><a href="namespacemastodonpp.html#a0e32f4a39b81639733f26f96b0f86b75">mastodonpp::parametermap</a></div><div class="ttdeci">map&lt; string, variant&lt; string, vector&lt; string &gt; &gt;&gt; parametermap</div><div class="ttdoc">std::map of parameters for API calls.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.hpp:67</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html">mastodonpp::CURLWrapper</a></div><div class="ttdoc">Handles the details of network connections.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.hpp:78</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html_a350f7061c9cb54cb5992ae983db3fc19"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html#a350f7061c9cb54cb5992ae983db3fc19">mastodonpp::CURLWrapper::~CURLWrapper</a></div><div class="ttdeci">virtual ~CURLWrapper() noexcept</div><div class="ttdoc">Cleans up curl and connection.</div><div class="ttdef"><b>Definition:</b> curl_wrapper.cpp:48</div></div>
<div class="ttc" id="aclassmastodonpp_1_1CURLWrapper_html_a9ab0da0f9186df2bdbf65189df57aeaf"><div class="ttname"><a href="classmastodonpp_1_1CURLWrapper.html#a9ab0da0f9186df2bdbf65189df57aeaf">mastodonpp::CURLWrapper::operator=</a></div><div class="ttdeci">CURLWrapper &amp; operator=(const CURLWrapper &amp;other)=default</div><div class="ttdoc">Copy assignment operator.</div></div>
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