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  <div class="section" id="managing-your-applications">
<h1>Managing your Applications<a class="headerlink" href="#managing-your-applications" title="Permalink to this headline">¶</a></h1>
<p>By default, it is assumed that you only intend to use CodeIgniter to
manage one application, which you will build in your <strong>application</strong>
directory. It is possible, however, to have multiple sets of
applications that share a single CodeIgniter installation, or even to
rename or relocate your application directory.</p>
<div class="section" id="renaming-or-relocating-the-application-directory">
<h2>Renaming or Relocating the Application Directory<a class="headerlink" href="#renaming-or-relocating-the-application-directory" title="Permalink to this headline">¶</a></h2>
<p>If you would like to rename your application directory or even move
it to a different location on your server, other than your project root, open
your main <strong>app/Config/Paths.php</strong> and set a <em>full server path</em> in the
<code class="docutils literal notranslate"><span class="pre">$appDirectory</span></code> variable (at about line 45):</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">public</span> <span class="nv">$appDirectory</span> <span class="o">=</span> <span class="s1">&#39;/path/to/your/application&#39;</span><span class="p">;</span>
</pre></div>
</div>
<p>You will need to modify two additional files in your project root, so that
they can find the <code class="docutils literal notranslate"><span class="pre">Paths</span></code> configuration file:</p>
<ul>
<li><p class="first"><code class="docutils literal notranslate"><span class="pre">/spark</span></code> runs command line apps; the path is specified on or about line 44:</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">require</span> <span class="nb">realpath</span><span class="p">(</span><span class="s1">&#39;app/Config/Paths.php&#39;</span><span class="p">)</span> <span class="o">?:</span> <span class="s1">&#39;app/Config/Paths.php&#39;</span><span class="p">;</span>
<span class="c1">// ^^^ Change this if you move your application folder</span>
</pre></div>
</div>
</li>
<li><p class="first"><code class="docutils literal notranslate"><span class="pre">/public/index.php</span></code> is the front controller for your webapp; the config
path is specified on or about line 28:</p>
<div class="highlight-html+php notranslate"><div class="highlight"><pre><span></span><span class="k">require</span> <span class="nb">realpath</span><span class="p">(</span><span class="nx">FCPATH</span> <span class="o">.</span> <span class="s1">&#39;../app/Config/Paths.php&#39;</span><span class="p">)</span> <span class="o">?:</span> <span class="nx">FCPATH</span> <span class="o">.</span> <span class="s1">&#39;../app/Config/Paths.php&#39;</span><span class="p">;</span>
<span class="c1">// ^^^ Change this if you move your application folder</span>
</pre></div>
</div>
</li>
</ul>
</div>
<div class="section" id="running-multiple-applications-with-one-codeigniter-installation">
<h2>Running Multiple Applications with one CodeIgniter Installation<a class="headerlink" href="#running-multiple-applications-with-one-codeigniter-installation" title="Permalink to this headline">¶</a></h2>
<p>If you would like to share a common CodeIgniter framework installation, to manage
several different applications, simply put all of the directories located
inside your application directory into their own (sub)-directory.</p>
<p>For example, let’s say you want to create two applications, named “foo”
and “bar”. You could structure your application project directories like this:</p>
<div class="highlight-text notranslate"><div class="highlight"><pre><span></span>/foo
    /app
    /public
    /tests
    /writable
/bar
    /app
    /public
    /tests
    /writable
/codeigniter
    /system
    /docs
</pre></div>
</div>
<p>This would have two apps, “foo” and “bar”, both having standard application directories
and a <code class="docutils literal notranslate"><span class="pre">public</span></code> folder, and sharing a common codeigniter framework.</p>
<p>The <code class="docutils literal notranslate"><span class="pre">index.php</span></code> inside each application would refer to its own configuration,
<code class="docutils literal notranslate"><span class="pre">../app/Config/Paths.php</span></code>, and the <code class="docutils literal notranslate"><span class="pre">$systemDirectory</span></code> variable inside each
of those would be set to refer to the shared common “system” folder.</p>
<p>If either of the applications had a command-line component, then you would also
modify <code class="docutils literal notranslate"><span class="pre">spark</span></code> inside each application’s project folder, as directed above.</p>
</div>
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