remwharead/docs/uri_8hpp_source.html
2019-11-02 08:13:06 +01:00

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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 remwharead.</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright © 2019 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 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 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 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 REMWHAREAD_URI_HPP</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#define REMWHAREAD_URI_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 &lt;cstdint&gt;</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keyword">namespace </span>remwharead</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="keyword">using</span> std::uint16_t;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="keyword">using</span> std::string;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structremwharead_1_1html__extract.html"> 37</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structremwharead_1_1html__extract.html">html_extract</a></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;{</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keywordtype">bool</span> successful = <span class="keyword">false</span>;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keywordtype">string</span> error;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordtype">string</span> title;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; <span class="keywordtype">string</span> description;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordtype">string</span> fulltext;</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; <span class="keyword">explicit</span> <span class="keyword">operator</span> bool();</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;};</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structremwharead_1_1archive__answer.html"> 57</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structremwharead_1_1archive__answer.html">archive_answer</a></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; <span class="keywordtype">bool</span> successful = <span class="keyword">false</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keywordtype">string</span> error;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordtype">string</span> uri;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">explicit</span> <span class="keyword">operator</span> bool();</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"> 65</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classremwharead_1_1URI.html"> 73</a></span>&#160;<span class="keyword">class </span><a class="code" href="classremwharead_1_1URI.html">URI</a></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"> 75</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classremwharead_1_1URI.html#a34633f88b14dcd2c3a618794040bc154">URI</a>(<span class="keywordtype">string</span> uri);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classremwharead_1_1URI.html">URI</a>();</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="classremwharead_1_1URI.html#a34633f88b14dcd2c3a618794040bc154">URI</a>(<span class="keyword">const</span> <a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;other) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;operator=(<span class="keyword">const</span> <a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;other) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <a class="code" href="classremwharead_1_1URI.html#a34633f88b14dcd2c3a618794040bc154">URI</a>(<a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;&amp;other) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;operator=(<a class="code" href="classremwharead_1_1URI.html">URI</a> &amp;&amp;other) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <a class="code" href="structremwharead_1_1html__extract.html">html_extract</a> <a class="code" href="classremwharead_1_1URI.html#a32de53a91487e5cc68550d1479cbd081">get</a>();</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <a class="code" href="structremwharead_1_1archive__answer.html">archive_answer</a> <a class="code" href="classremwharead_1_1URI.html#ac07375bc85ce0f8583b071fdd9a00b33">archive</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="keyword">protected</span>:</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordtype">string</span> _uri;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#ad13540201da297653f5a8608e3b0df07">make_request</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;uri, <span class="keywordtype">bool</span> <a class="code" href="classremwharead_1_1URI.html#ac07375bc85ce0f8583b071fdd9a00b33">archive</a> = <span class="keyword">false</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#a5de040798613f0c5d57a0671e3138934">extract_title</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;html) <span class="keyword">const</span>;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#ac4d795032889378334b49ca4edc4a772">extract_description</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;html) <span class="keyword">const</span>;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#a8a7bffcca80333bfec92ae4c2e794d36">strip_html</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;html) <span class="keyword">const</span>;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#ac44c57dc8925f2601285c8b69574319d">remove_html_tags</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;html, <span class="keyword">const</span> <span class="keywordtype">string</span> &amp;tag = <span class="stringliteral">&quot;&quot;</span>) <span class="keyword">const</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#a8bfe665841ab414e8682b4d1f90a4c13">unescape_html</a>(<span class="keywordtype">string</span> html) <span class="keyword">const</span>;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#ab607928f099bcaa3f50033cf059d7a46">remove_newlines</a>(<span class="keywordtype">string</span> text) <span class="keyword">const</span>;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classremwharead_1_1URI.html#a754c3e988f7d8890d6e9794bc1e69e2c">set_proxy</a>();</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; [[nodiscard]]</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keywordtype">string</span> <a class="code" href="classremwharead_1_1URI.html#aee67ad31c3578b1df86dacc6f1eedf1a">cut_text</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;text, uint16_t n_chars) <span class="keyword">const</span>;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;};</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;} <span class="comment">// namespace remwharead</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="preprocessor">#endif // REMWHAREAD_URI_HPP</span></div><div class="ttc" id="classremwharead_1_1URI_html_a32de53a91487e5cc68550d1479cbd081"><div class="ttname"><a href="classremwharead_1_1URI.html#a32de53a91487e5cc68550d1479cbd081">remwharead::URI::get</a></div><div class="ttdeci">html_extract get()</div><div class="ttdoc">Download URI and extract title, description and full text.</div><div class="ttdef"><b>Definition:</b> uri.cpp:129</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_a34633f88b14dcd2c3a618794040bc154"><div class="ttname"><a href="classremwharead_1_1URI.html#a34633f88b14dcd2c3a618794040bc154">remwharead::URI::URI</a></div><div class="ttdeci">URI(string uri)</div><div class="ttdoc">Construct object and set URL.</div><div class="ttdef"><b>Definition:</b> uri.cpp:68</div></div>
<div class="ttc" id="structremwharead_1_1html__extract_html"><div class="ttname"><a href="structremwharead_1_1html__extract.html">remwharead::html_extract</a></div><div class="ttdoc">A processed HTML page.</div><div class="ttdef"><b>Definition:</b> uri.hpp:37</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_a8bfe665841ab414e8682b4d1f90a4c13"><div class="ttname"><a href="classremwharead_1_1URI.html#a8bfe665841ab414e8682b4d1f90a4c13">remwharead::URI::unescape_html</a></div><div class="ttdeci">string unescape_html(string html) const</div><div class="ttdoc">Convert HTML entities to UTF-8.</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_a754c3e988f7d8890d6e9794bc1e69e2c"><div class="ttname"><a href="classremwharead_1_1URI.html#a754c3e988f7d8890d6e9794bc1e69e2c">remwharead::URI::set_proxy</a></div><div class="ttdeci">void set_proxy()</div><div class="ttdoc">Set proxy server.</div><div class="ttdef"><b>Definition:</b> uri.cpp:76</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_ad13540201da297653f5a8608e3b0df07"><div class="ttname"><a href="classremwharead_1_1URI.html#ad13540201da297653f5a8608e3b0df07">remwharead::URI::make_request</a></div><div class="ttdeci">string make_request(const string &amp;uri, bool archive=false) const</div><div class="ttdoc">Make a HTTP(S) request.</div><div class="ttdef"><b>Definition:</b> uri.cpp:154</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_ab607928f099bcaa3f50033cf059d7a46"><div class="ttname"><a href="classremwharead_1_1URI.html#ab607928f099bcaa3f50033cf059d7a46">remwharead::URI::remove_newlines</a></div><div class="ttdeci">string remove_newlines(string text) const</div><div class="ttdoc">Replace newlines with spaces.</div><div class="ttdef"><b>Definition:</b> uri.cpp:645</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_ac44c57dc8925f2601285c8b69574319d"><div class="ttname"><a href="classremwharead_1_1URI.html#ac44c57dc8925f2601285c8b69574319d">remwharead::URI::remove_html_tags</a></div><div class="ttdeci">string remove_html_tags(const string &amp;html, const string &amp;tag=&quot;&quot;) const</div><div class="ttdoc">Remove HTML tags.</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_a8a7bffcca80333bfec92ae4c2e794d36"><div class="ttname"><a href="classremwharead_1_1URI.html#a8a7bffcca80333bfec92ae4c2e794d36">remwharead::URI::strip_html</a></div><div class="ttdeci">string strip_html(const string &amp;html) const</div><div class="ttdoc">Removes HTML tags and superflous spaces from an HTML page.</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_a5de040798613f0c5d57a0671e3138934"><div class="ttname"><a href="classremwharead_1_1URI.html#a5de040798613f0c5d57a0671e3138934">remwharead::URI::extract_title</a></div><div class="ttdeci">string extract_title(const string &amp;html) const</div><div class="ttdoc">Extract the title from an HTML page.</div><div class="ttdef"><b>Definition:</b> uri.cpp:227</div></div>
<div class="ttc" id="structremwharead_1_1archive__answer_html"><div class="ttname"><a href="structremwharead_1_1archive__answer.html">remwharead::archive_answer</a></div><div class="ttdoc">The result of the call to the archive service.</div><div class="ttdef"><b>Definition:</b> uri.hpp:57</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_aee67ad31c3578b1df86dacc6f1eedf1a"><div class="ttname"><a href="classremwharead_1_1URI.html#aee67ad31c3578b1df86dacc6f1eedf1a">remwharead::URI::cut_text</a></div><div class="ttdeci">string cut_text(const string &amp;text, uint16_t n_chars) const</div><div class="ttdoc">Limits text to N characters, cuts at space.</div><div class="ttdef"><b>Definition:</b> uri.cpp:663</div></div>
<div class="ttc" id="classremwharead_1_1URI_html"><div class="ttname"><a href="classremwharead_1_1URI.html">remwharead::URI</a></div><div class="ttdoc">Download, archive and process an URI.</div><div class="ttdef"><b>Definition:</b> uri.hpp:73</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_ac07375bc85ce0f8583b071fdd9a00b33"><div class="ttname"><a href="classremwharead_1_1URI.html#ac07375bc85ce0f8583b071fdd9a00b33">remwharead::URI::archive</a></div><div class="ttdeci">archive_answer archive() const</div><div class="ttdoc">Save URI in archive and return archive-URI.</div></div>
<div class="ttc" id="classremwharead_1_1URI_html_ac4d795032889378334b49ca4edc4a772"><div class="ttname"><a href="classremwharead_1_1URI.html#ac4d795032889378334b49ca4edc4a772">remwharead::URI::extract_description</a></div><div class="ttdeci">string extract_description(const string &amp;html) const</div><div class="ttdoc">Extract the description from an HTML page.</div><div class="ttdef"><b>Definition:</b> uri.cpp:244</div></div>
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