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<title>class RubyXL::ContentTypes - rubyXL 3.2.6</title>
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<h3>Parent</h3>
<p class="link">OOXMLTopLevelObject
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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-i-before_write_xml">#before_write_xml</a>
<li ><a href="#method-i-xlsx_path">#xlsx_path</a>
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<h1 id="class-RubyXL::ContentTypes" class="class">
class RubyXL::ContentTypes
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="constants-list">
<header>
<h3>Constants</h3>
</header>
<dl>
<dt id="SAVE_ORDER">SAVE_ORDER
<dd>
<dt id="XLSX_PATH">XLSX_PATH
<dd>
</dl>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-before_write_xml" class="method-detail ">
<div class="method-heading">
<span class="method-name">before_write_xml</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
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<div class="method-description">
<div class="method-source-code" id="before_write_xml-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/content_types.rb, line 31</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">before_write_xml</span>
<span class="ruby-identifier">content_types_by_ext</span> = {}
<span class="ruby-comment"># Collect all extensions and corresponding content types</span>
<span class="ruby-identifier">root</span>.<span class="ruby-identifier">rels_hash</span>.<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">klass</span>, <span class="ruby-identifier">objects</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">objects</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">obj</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">klass</span>.<span class="ruby-identifier">const_defined?</span>(<span class="ruby-value">:CONTENT_TYPE</span>)
<span class="ruby-identifier">ext</span> = <span class="ruby-identifier">obj</span>.<span class="ruby-identifier">xlsx_path</span>.<span class="ruby-identifier">extname</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>]
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">ext</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-identifier">content_types_by_ext</span>[<span class="ruby-identifier">ext</span>] <span class="ruby-operator">||=</span> []
<span class="ruby-identifier">content_types_by_ext</span>[<span class="ruby-identifier">ext</span>] <span class="ruby-operator"><<</span> <span class="ruby-identifier">klass</span><span class="ruby-operator">::</span><span class="ruby-constant">CONTENT_TYPE</span>
}
}
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">defaults</span> = [ <span class="ruby-constant">RubyXL</span><span class="ruby-operator">::</span><span class="ruby-constant">ContentTypeDefault</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">:extension</span> =<span class="ruby-operator">></span> <span class="ruby-string">'xml'</span>, <span class="ruby-value">:content_type</span> =<span class="ruby-operator">></span> <span class="ruby-string">'application/xml'</span>) ]
<span class="ruby-comment"># Determine which content types are used most often, and add them to the list of defaults</span>
<span class="ruby-identifier">content_types_by_ext</span>.<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ext</span>, <span class="ruby-identifier">content_types_arr</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">ext</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">defaults</span>.<span class="ruby-identifier">any?</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">d</span><span class="ruby-operator">|</span> <span class="ruby-identifier">d</span>.<span class="ruby-identifier">extension</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">ext</span> }
<span class="ruby-identifier">most_frequent_ct</span> = <span class="ruby-identifier">content_types_arr</span>.<span class="ruby-identifier">group_by</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ct</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ct</span> }.<span class="ruby-identifier">values</span>.<span class="ruby-identifier">max_by</span>(<span class="ruby-operator">&</span><span class="ruby-value">:size</span>).<span class="ruby-identifier">first</span>
<span class="ruby-identifier">defaults</span> <span class="ruby-operator"><<</span> <span class="ruby-constant">RubyXL</span><span class="ruby-operator">::</span><span class="ruby-constant">ContentTypeDefault</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">:extension</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">ext</span>, <span class="ruby-value">:content_type</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">most_frequent_ct</span> )
}
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">overrides</span> = []
<span class="ruby-comment"># Add overrides for the files with known extensions but different content types.</span>
<span class="ruby-identifier">root</span>.<span class="ruby-identifier">rels_hash</span>.<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">klass</span>, <span class="ruby-identifier">objects</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">objects</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">obj</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">unless</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-identifier">klass</span><span class="ruby-operator">::</span><span class="ruby-constant">CONTENT_TYPE</span>)
<span class="ruby-identifier">ext</span> = <span class="ruby-identifier">obj</span>.<span class="ruby-identifier">xlsx_path</span>.<span class="ruby-identifier">extname</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>]
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">defaults</span>.<span class="ruby-identifier">any?</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">d</span><span class="ruby-operator">|</span> (<span class="ruby-identifier">d</span>.<span class="ruby-identifier">extension</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">ext</span>) <span class="ruby-operator">&&</span> (<span class="ruby-identifier">d</span>.<span class="ruby-identifier">content_type</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">klass</span><span class="ruby-operator">::</span><span class="ruby-constant">CONTENT_TYPE</span>) }
<span class="ruby-identifier">overrides</span> <span class="ruby-operator"><<</span> <span class="ruby-constant">RubyXL</span><span class="ruby-operator">::</span><span class="ruby-constant">ContentTypeOverride</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">:part_name</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">obj</span>.<span class="ruby-identifier">xlsx_path</span>,
<span class="ruby-value">:content_type</span> =<span class="ruby-operator">></span> <span class="ruby-identifier">klass</span><span class="ruby-operator">::</span><span class="ruby-constant">CONTENT_TYPE</span>)
}
}
<span class="ruby-keyword">true</span>
<span class="ruby-keyword">end</span></pre>
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<div id="method-i-xlsx_path" class="method-detail ">
<div class="method-heading">
<span class="method-name">xlsx_path</span><span
class="method-args">()</span>
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</div>
<div class="method-description">
<div class="method-source-code" id="xlsx_path-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/content_types.rb, line 27</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">xlsx_path</span>
<span class="ruby-constant">XLSX_PATH</span>
<span class="ruby-keyword">end</span></pre>
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