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1
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<?php
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2
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3
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/**
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4
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* @file
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5
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* Install, update and uninstall functions for the print_epub_phpepub module.
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6
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*
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* @ingroup print
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8
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*/
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9
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10
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/**
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11
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* Implements hook_requirements().
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12
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*/
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13
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function print_epub_phpepub_requirements($phase) {
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14
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$requirements = array();
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15
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$t = get_t();
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16
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switch ($phase) {
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// At runtime, make sure that a EPUB generation tool is selected.
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18
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case 'runtime':
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$print_epub_epub_tool = variable_get('print_epub_epub_tool', PRINT_EPUB_EPUB_TOOL_DEFAULT);
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20
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if (!empty($print_epub_epub_tool)) {
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22
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$tool = explode('|', $print_epub_epub_tool);
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23
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if (is_file($tool[1]) && is_readable($tool[1])) {
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25
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if (basename($tool[1]) == 'EPub.php') {
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$version = _print_epub_phpepub_version($tool[1]);
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27
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$requirements['print_epub_tool_version'] = array(
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'title' => $t('Printer, email and EPUB versions - EPUB generation library'),
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'value' => $t('PHPePub') . ' ' . $version,
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31
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);
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}
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}
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}
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break;
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36
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}
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37
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return $requirements;
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38
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}
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