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68 lines
2.8 KiB
68 lines
2.8 KiB
14 years ago
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<?php
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// $Id$
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module_load_include('inc', 'islandora_workflow_client', 'process');
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class xslt extends Process {
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protected function process($pid, $parameters) {
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$required_params = array('dest_dsid', 'dsid');
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$missing_params = array();
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foreach ($required_params as $param) {
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if (!isset($parameters[$param])) {
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$missing_params[]=$param;
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}
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}
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if (count($missing_params) > 0) {
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$this->setMessage(t('Missing parameter(s) "%params" for xslt process on "%pid"', array('%params' => join(',', $missing_params), '%pid' => $pid)));
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return FALSE;
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}
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if (!isset($parameters['xslt']) && !isset($parameters['xslt_file'])) {
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$this->setMessage(t('Must include either "xslt_file" or "xslt" parameter to specify which template to apply on "%pid"', array('%pid' => $pid)));
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return FALSE;
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}
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module_load_include('inc', 'fedora_repository', 'api/fedora_item');
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$xsltDom = NULL;
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if (isset($parameters['xslt'])) {
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list($template_pid, $template_dsid) = explode('/', $parameters['xslt']);
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$template_item = new fedora_item($template_pid);
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$dslist = $template_item->get_datastreams_list_as_array();
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if (!isset($dslist[$template_dsid])) {
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$this->setMessage(t('Datastream "%dsid" for template "%template" could not be found for xslt process on "%pid"', array('%template' => $parameters['xslt'], '%dsid' => $template_dsid, '%pid' => $pid)));
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return FALSE;
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}
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$xsltDom = DOMDocument::loadXML($template_item->get_datastream_dissemination($template_dsid));
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}
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else {
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$xsltDom = new DOMDocument();
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$xsltDom->load(drupal_get_path('module', 'islandora_workflow_client') .'/xsl/'. trim($parameters['xslt_file']));
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}
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$item = new fedora_item($pid);
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$dslist = $item->get_datastreams_list_as_array();
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if (!isset($dslist[$parameters['dsid']])) {
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$this->setMessage(t('Datastream "%dsid" could not be found for xslt process on "%pid"', array('%dsid' => $parameters['dsid'], '%pid' => $pid)));
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return FALSE;
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}
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$modsDom = DOMDocument::loadXML($item->get_datastream_dissemination($parameters['dsid']));
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$proc = new XSLTProcessor();
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$proc->importStylesheet($xsltDom);
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$dc = $proc->transformToXML($modsDom);
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if (isset($dslist[$parameters['dest_dsid']])) {
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$item->modify_datastream_by_value( $dc, $parameters['dest_dsid'], isset($parameters['dest_label']) ? $parameters['dest_label'] : $dslist[$parameters['dest_dsid']]['label'], 'text/xml',false, 'Modified by workflow process xslt.');
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}
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else {
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$item->add_datastream_from_string( $dc, $parameters['dest_dsid'], isset($parameters['dest_label']) ? $parameters['dest_label'] : NULL, 'text/xml', 'X','Added by workflow process xslt.');
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}
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}
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}
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