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<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_313caf1132e152dd9b58bea13a4052ca.html">utils</a></li> </ul>
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<div class="title">FileUtils.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/***************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (c) 2019 Chatopera.Inc, Inc. All Rights Reserved</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> **************************************************************************/</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef __CHATOPERA_UTILS_FILES_H__</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define __CHATOPERA_UTILS_FILES_H__</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <boost/algorithm/string/replace.hpp></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <boost/filesystem.hpp></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>fs = boost::filesystem;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keywordtype">void</span> copyDirectoryRecursively(<span class="keyword">const</span> fs::path& sourceDir,</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="keyword">const</span> fs::path& destinationDir) {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keywordflow">if</span> (!fs::exists(sourceDir) || !fs::is_directory(sourceDir)) {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Source directory "</span> + sourceDir.string() + <span class="stringliteral">" does not exist or is not a directory"</span>);</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  }</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">if</span> (fs::exists(destinationDir)) {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Destination directory "</span> + destinationDir.string() + <span class="stringliteral">" already exists"</span>);</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  }</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keywordflow">if</span> (!fs::create_directory(destinationDir)) {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Cannot create destination directory "</span> + destinationDir.string());</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  }</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& dirEnt : fs::recursive_directory_iterator{sourceDir}) {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">const</span> <span class="keyword">auto</span>& path = dirEnt.path();</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">auto</span> relativePathStr = path.string();</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  boost::replace_first(relativePathStr, sourceDir.string(), <span class="stringliteral">""</span>);</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  fs::copy(path, destinationDir / relativePathStr);</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  }</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keywordtype">void</span> copyDirectoryRecursively(<span class="keyword">const</span> <span class="keywordtype">string</span>& sourceDir, <span class="keyword">const</span> <span class="keywordtype">string</span>& destinationDir) {</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  fs::path src(sourceDir);</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  fs::path dest(destinationDir);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  copyDirectoryRecursively(src, dest);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> };</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#endif</span></div></div><!-- fragment --></div><!-- contents -->
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