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<title>module RubyXL::OOXMLObjectInstanceMethods - rubyXL 3.3.19</title>
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<h3>Extended With Modules</h3>
<ul class="link-list">
<li><a class="extend" href="OOXMLObjectClassMethods.html">RubyXL::OOXMLObjectClassMethods</a>
</ul>
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<!-- Method Quickref -->
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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-included">::included</a>
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-3D-3D">#==</a>
<li ><a href="#method-i-before_write_xml">#before_write_xml</a>
<li ><a href="#method-i-get_node_object">#get_node_object</a>
<li ><a href="#method-i-index_in_collection">#index_in_collection</a>
<li ><a href="#method-i-init_child_nodes">#init_child_nodes</a>
<li ><a href="#method-i-write_xml">#write_xml</a>
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<h1 id="module-RubyXL::OOXMLObjectInstanceMethods" class="module">
module RubyXL::OOXMLObjectInstanceMethods
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-local_namespaces" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">local_namespaces</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
</div>
</div>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-included" class="method-detail ">
<div class="method-heading">
<span class="method-name">included</span><span
class="method-args">(klass)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="included-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 211</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">included</span>(<span class="ruby-identifier">klass</span>)
<span class="ruby-identifier">klass</span>.<span class="ruby-identifier">extend</span> <span class="ruby-constant">RubyXL</span><span class="ruby-operator">::</span><span class="ruby-constant">OOXMLObjectClassMethods</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-c-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(params = {})</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 220</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">params</span> = {})
<span class="ruby-ivar">@local_namespaces</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_attributes</span>).<span class="ruby-identifier">each_value</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">v</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">instance_variable_set</span>(<span class="ruby-node">"@#{v[:accessor]}"</span>, <span class="ruby-identifier">params</span>[<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]]) <span class="ruby-keyword">unless</span> <span class="ruby-identifier">v</span>[<span class="ruby-value">:computed</span>]
}
<span class="ruby-identifier">init_child_nodes</span>(<span class="ruby-identifier">params</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-3D-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">==</span><span
class="method-args">(other)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="3D-3D-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 249</span>
<span class="ruby-keyword">def</span> <span class="ruby-operator">==</span>(<span class="ruby-identifier">other</span>)
<span class="ruby-identifier">other</span>.<span class="ruby-identifier">is_a?</span>(<span class="ruby-keyword">self</span>.<span class="ruby-identifier">class</span>) <span class="ruby-operator">&&</span>
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_attributes</span>).<span class="ruby-identifier">all?</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]) <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]) } <span class="ruby-operator">&&</span>
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_child_nodes</span>).<span class="ruby-identifier">all?</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]) <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]) }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<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>
</div>
<div class="method-description">
<p>Subclass provided filter to perform last-minute operations (cleanup, count,
etc.) immediately prior to write, along with option to terminate the actual
write if <code>false</code> is returned (for example, to avoid writing the
collection's root node if the collection is empty).</p>
<div class="method-source-code" id="before_write_xml-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 344</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">before_write_xml</span>
<span class="ruby-comment">#TODO# This will go away once containers are fully implemented.</span>
<span class="ruby-identifier">child_nodes</span> = <span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_child_nodes</span>)
<span class="ruby-identifier">child_nodes</span>.<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">child_node_name</span>, <span class="ruby-identifier">child_node_params</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">count</span> = <span class="ruby-keyword">self</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">child_node_params</span>[<span class="ruby-value">:accessor</span>]).<span class="ruby-identifier">size</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">child_node_params</span>[<span class="ruby-value">:is_array</span>] <span class="ruby-operator">==</span> <span class="ruby-value">:with_count</span>
}
<span class="ruby-keyword">true</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-index_in_collection" class="method-detail ">
<div class="method-heading">
<span class="method-name">index_in_collection</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Prototype method. For sparse collections (<code>Rows</code>,
<code>Cells</code>, etc.) must return index at which this object is
expected to reside in the collection. If <code>nil</code> is returned, then
object is simply added to the end of the collection.</p>
<div class="method-source-code" id="index_in_collection-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 332</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">index_in_collection</span>
<span class="ruby-keyword">nil</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-write_xml" class="method-detail ">
<div class="method-heading">
<span class="method-name">write_xml</span><span
class="method-args">(xml = nil, node_name_override = nil)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Recursively write the OOXML object and all its children out as
Nokogiri::XML. Immediately before the actual generation,
+before_write_xml()+ is called to perform last-minute cleanup and
validation operations; if it returns <code>false</code>, an empty string is
returned (rather than <code>nil</code>, so Nokogiri::XML's
<code>&lt;&lt;</code> operator can be used without additional
<code>nil</code> checking)</p>
<h3 id="method-i-write_xml-label-Parameters">Parameters<span><a href="#method-i-write_xml-label-Parameters">¶</a> <a href="#top">↑</a></span></h3>
<ul><li>
<p><code>xml</code> - Base Nokogiri::XML object used for building. If omitted,
a blank document will be generated.</p>
</li><li>
<p><code>node_name_override</code> - if present, is used instead of the
default element name for this object provided by
<code>define_element_name</code></p>
</li></ul>
<h4 id="method-i-write_xml-label-Examples">Examples<span><a href="#method-i-write_xml-label-Examples">¶</a> <a href="#top">↑</a></span></h4>
<pre class="ruby"><span class="ruby-identifier">obj</span>.<span class="ruby-identifier">write_xml</span>()
</pre>
<p>Creates a new empty <code>Nokogiri::XML</code>, populates it with the OOXML
structure as described in the respective definition, and returns the
resulting <code>Nokogiri::XML</code> object.</p>
<pre class="ruby"><span class="ruby-identifier">obj</span>.<span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">seed_xml</span>)
</pre>
<p>Using the passed-in <code>Nokogiri</code> <code>xml</code> object, creates
a new element corresponding to <code>obj</code> according to its
definition, along with all its properties and children, and returns the
newly created element.</p>
<pre class="ruby"><span class="ruby-identifier">obj</span>.<span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">seed_xml</span>, <span class="ruby-string">'overriden_element_name'</span>)
</pre>
<p>Same as above, but uses the passed-in <code>node_name_override</code> as
the new element name, instead of its default name set by
<code>define_element_name</code>.</p>
<div class="method-source-code" id="write_xml-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 269</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">xml</span> = <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">node_name_override</span> = <span class="ruby-keyword">nil</span>)
<span class="ruby-keyword">if</span> <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">then</span>
<span class="ruby-identifier">seed_xml</span> = <span class="ruby-constant">Nokogiri</span><span class="ruby-operator">::</span><span class="ruby-constant">XML</span>(<span class="ruby-string">'<?xml version = "1.0" standalone ="yes"?>'</span>)
<span class="ruby-identifier">seed_xml</span>.<span class="ruby-identifier">encoding</span> = <span class="ruby-string">'UTF-8'</span>
<span class="ruby-identifier">result</span> = <span class="ruby-keyword">self</span>.<span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">seed_xml</span>)
<span class="ruby-keyword">return</span> <span class="ruby-identifier">result</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">result</span> <span class="ruby-operator">==</span> <span class="ruby-string">''</span>
<span class="ruby-identifier">seed_xml</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">result</span>
<span class="ruby-keyword">return</span> <span class="ruby-identifier">seed_xml</span>.<span class="ruby-identifier">to_xml</span>({ <span class="ruby-value">:indent</span> =<span class="ruby-operator">></span> <span class="ruby-value">0</span>, <span class="ruby-value">:save_with</span> =<span class="ruby-operator">></span> <span class="ruby-constant">Nokogiri</span><span class="ruby-operator">::</span><span class="ruby-constant">XML</span><span class="ruby-operator">::</span><span class="ruby-constant">Node</span><span class="ruby-operator">::</span><span class="ruby-constant">SaveOptions</span><span class="ruby-operator">::</span><span class="ruby-constant">AS_XML</span> })
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">return</span> <span class="ruby-string">''</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">before_write_xml</span>
<span class="ruby-identifier">attrs</span> = {}
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_attributes</span>).<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">val</span> = <span class="ruby-keyword">self</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>])
<span class="ruby-keyword">if</span> <span class="ruby-identifier">val</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">then</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">v</span>[<span class="ruby-value">:required</span>]
<span class="ruby-identifier">val</span> = <span class="ruby-identifier">v</span>[<span class="ruby-value">:default</span>]
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">val</span> = <span class="ruby-identifier">val</span> <span class="ruby-operator">&&</span>
<span class="ruby-keyword">case</span> <span class="ruby-identifier">v</span>[<span class="ruby-value">:attr_type</span>]
<span class="ruby-keyword">when</span> <span class="ruby-value">:bool</span> <span class="ruby-keyword">then</span> <span class="ruby-identifier">val</span> <span class="ruby-operator">?</span> <span class="ruby-string">'1'</span> <span class="ruby-operator">:</span> <span class="ruby-string">'0'</span>
<span class="ruby-keyword">when</span> <span class="ruby-value">:double</span> <span class="ruby-keyword">then</span> <span class="ruby-identifier">val</span>.<span class="ruby-identifier">to_s</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp">/\.0*\Z/</span>, <span class="ruby-string">''</span>) <span class="ruby-comment"># Trim trailing zeroes</span>
<span class="ruby-keyword">else</span> <span class="ruby-identifier">val</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">attrs</span>[<span class="ruby-identifier">k</span>] = <span class="ruby-identifier">val</span>
}
<span class="ruby-identifier">element_text</span> = <span class="ruby-identifier">attrs</span>.<span class="ruby-identifier">delete</span>(<span class="ruby-string">'_'</span>)
<span class="ruby-identifier">elem</span> = <span class="ruby-identifier">xml</span>.<span class="ruby-identifier">create_element</span>(<span class="ruby-identifier">node_name_override</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_tag_name</span>), <span class="ruby-identifier">attrs</span>, <span class="ruby-identifier">element_text</span>)
<span class="ruby-keyword">if</span> <span class="ruby-ivar">@local_namespaces</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">||</span> <span class="ruby-ivar">@local_namespaces</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-keyword">then</span> <span class="ruby-comment"># If no local namespaces provided in the original document,</span>
<span class="ruby-comment"># use the defaults</span>
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_namespaces</span>).<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">elem</span>.<span class="ruby-identifier">add_namespace_definition</span>(<span class="ruby-identifier">v</span>, <span class="ruby-identifier">k</span>) }
<span class="ruby-keyword">else</span> <span class="ruby-comment"># otherwise preserve the original ones</span>
<span class="ruby-ivar">@local_namespaces</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ns</span><span class="ruby-operator">|</span> <span class="ruby-identifier">elem</span>.<span class="ruby-identifier">add_namespace_definition</span>(<span class="ruby-identifier">ns</span>.<span class="ruby-identifier">prefix</span>, <span class="ruby-identifier">ns</span>.<span class="ruby-identifier">href</span>) }
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">child_nodes</span> = <span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_child_nodes</span>)
<span class="ruby-identifier">child_nodes</span>.<span class="ruby-identifier">each_pair</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">child_node_name</span>, <span class="ruby-identifier">child_node_params</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">node_obj</span> = <span class="ruby-identifier">get_node_object</span>(<span class="ruby-identifier">child_node_params</span>)
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">node_obj</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">node_obj</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:write_xml</span>) <span class="ruby-operator">&&</span> <span class="ruby-operator">!</span><span class="ruby-identifier">node_obj</span>.<span class="ruby-identifier">equal?</span>(<span class="ruby-keyword">self</span>) <span class="ruby-keyword">then</span>
<span class="ruby-comment"># If child node is either +OOXMLObject+, or +OOXMLContainerObject+ on its first (envelope) pass,</span>
<span class="ruby-comment"># serialize that object.</span>
<span class="ruby-identifier">elem</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">node_obj</span>.<span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">xml</span>, <span class="ruby-identifier">child_node_name</span>)
<span class="ruby-keyword">else</span>
<span class="ruby-comment"># If child node is either vanilla +Array+, or +OOXMLContainerObject+ on its seconds (content) pass,</span>
<span class="ruby-comment"># serialize its members.</span>
<span class="ruby-identifier">node_obj</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">item</span><span class="ruby-operator">|</span> <span class="ruby-identifier">elem</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">item</span>.<span class="ruby-identifier">write_xml</span>(<span class="ruby-identifier">xml</span>, <span class="ruby-identifier">child_node_name</span>) <span class="ruby-keyword">unless</span> <span class="ruby-identifier">item</span>.<span class="ruby-identifier">nil?</span> }
<span class="ruby-keyword">end</span>
}
<span class="ruby-identifier">elem</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="protected-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Protected Instance Methods</h3>
</header>
<div id="method-i-get_node_object" class="method-detail ">
<div class="method-heading">
<span class="method-name">get_node_object</span><span
class="method-args">(child_node_params)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="get_node_object-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 336</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">get_node_object</span>(<span class="ruby-identifier">child_node_params</span>)
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">child_node_params</span>[<span class="ruby-value">:accessor</span>])
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-init_child_nodes" class="method-detail ">
<div class="method-heading">
<span class="method-name">init_child_nodes</span><span
class="method-args">(params)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="init_child_nodes-source">
<pre><span class="ruby-comment"># File lib/rubyXL/objects/ooxml_object.rb, line 230</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier">init_child_nodes</span>(<span class="ruby-identifier">params</span>)
<span class="ruby-identifier">obtain_class_variable</span>(<span class="ruby-value">:@@ooxml_child_nodes</span>).<span class="ruby-identifier">each_value</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">v</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">initial_value</span> =
<span class="ruby-keyword">if</span> <span class="ruby-identifier">params</span>.<span class="ruby-identifier">has_key?</span>(<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]) <span class="ruby-keyword">then</span> <span class="ruby-identifier">params</span>[<span class="ruby-identifier">v</span>[<span class="ruby-value">:accessor</span>]]
<span class="ruby-keyword">elsif</span> <span class="ruby-identifier">v</span>[<span class="ruby-value">:is_array</span>] <span class="ruby-keyword">then</span> []
<span class="ruby-keyword">else</span> <span class="ruby-keyword">nil</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">instance_variable_set</span>(<span class="ruby-node">"@#{v[:accessor]}"</span>, <span class="ruby-identifier">initial_value</span>)
}
<span class="ruby-keyword">end</span></pre>
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