From b7656b9839298670f97622fe9a6794057545a55d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samuli=20Sillanp=C3=A4=C3=A4?=
<samuli.sillanpaa@helsinki.fi>
Date: Fri, 1 Nov 2019 12:38:41 -0400
Subject: [PATCH] Add support for prefixing Solr tree data cache filenames. -
Makes subclassing possible without cache collisions.
---
.../src/VuFind/Hierarchy/TreeDataSource/Solr.php | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/module/VuFind/src/VuFind/Hierarchy/TreeDataSource/Solr.php b/module/VuFind/src/VuFind/Hierarchy/TreeDataSource/Solr.php
index 1fe4a1277dd..2aee5359681 100644
--- a/module/VuFind/src/VuFind/Hierarchy/TreeDataSource/Solr.php
+++ b/module/VuFind/src/VuFind/Hierarchy/TreeDataSource/Solr.php
@@ -80,6 +80,13 @@ class Solr extends AbstractBase
*/
protected $batchSize = 1000;
+ /**
+ * Hierarchy cache file prefix.
+ *
+ * @var string
+ */
+ protected $cachePrefix = null;
+
/**
* Constructor.
*
@@ -265,7 +272,9 @@ class Solr extends AbstractBase
$cacheTemplate = 'tree_%s'
) {
$cacheFile = (null !== $this->cacheDir)
- ? $this->cacheDir . '/' . sprintf($cacheTemplate, urlencode($id))
+ ? $this->cacheDir . '/'
+ . ($this->cachePrefix ? "{$this->cachePrefix}_" : '')
+ . sprintf($cacheTemplate, urlencode($id))
: false;
$useCache = isset($options['refresh']) ? !$options['refresh'] : true;
--
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