Программно установить, в т.ч. переоределить Meta-tag Description в Drupal 7

https://www.zyxware.com/articles/4817/adding-meta-tags-to-custom-pages-programmatically#comment-26534

<div class="geshifilter"><pre class="php geshifilter-php" style="font-family:monospace;"><ol>
<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">
<span style="color: #000000; font-weight: bold;">function</span> MYTHEME_html_head_alter<span style="color: #009900;">(</span><span style="color: #339933;">&amp;</span><span style="color: #000088;">$head_elements</span><span style="color: #009900;">)</span> <span style="color: #009900;">{</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">  <span style="color: #000088;">$head_elements</span><span style="color: #009900;">[</span><span style="color: #0000ff;">'metatag_description'</span><span style="color: #009900;">]</span> <span style="color: #339933;">=</span> <a href="http://www.php.net/array"><span style="color: #990000;">array</span></a><span style="color: #009900;">(</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#theme'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'metatag'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#tag'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'meta'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#id'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'metatag_description'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#name'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'description'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#value'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'Description for meta-tags'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">      <span style="color: #0000ff;">'#type'</span> <span style="color: #339933;">=&gt;</span> <span style="color: #0000ff;">'html_tag'</span><span style="color: #339933;">,</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal">    <span style="color: #009900;">)</span><span style="color: #339933;">;</span>
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<li style="font-family: monospace; font-weight: normal;"><div style="font-family: monospace; font-weight: normal; font-style: normal"><span style="color: #009900;">}</span></div></li>
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