bug #385 update to smarty-3.1.28-dev (from Github)

1 files changed, 184 insertions, 0 deletions

diff --git a/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php b/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php
new file mode 100644
index 000000000..73de954f3
--- /dev/null
+++ b/include/smarty/libs/sysplugins/smarty_internal_runtime_updatecache.php
@@ -0,0 +1,184 @@
+<?php
+
+/**
+ * Inline Runtime Methods render, setSourceByUid, setupSubTemplate
+ *
+ * @package    Smarty
+ * @subpackage PluginsInternal
+ * @author     Uwe Tews
+ *
+ **/
+class Smarty_Internal_Runtime_UpdateCache
+{
+    /**
+     * check client side cache
+     *
+     * @param \Smarty_Template_Cached  $cached
+     * @param Smarty_Internal_Template $_template
+     * @param  string                  $content
+     */
+    public function cacheModifiedCheck(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content)
+    {
+    }
+
+    /**
+     * Sanitize content and write it to cache resource
+     *
+     * @param \Smarty_Template_Cached  $cached
+     * @param Smarty_Internal_Template $_template
+     * @param bool                     $no_output_filter
+     *
+     * @throws \SmartyException
+     */
+    public function removeNoCacheHash(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template,
+                                      $no_output_filter)
+    {
+        $content = ob_get_clean();
+        unset($cached->hashes[$_template->compiled->nocache_hash]);
+        if (!empty($cached->hashes)) {
+            $hash_array = array();
+            foreach ($cached->hashes as $hash => $foo) {
+                $hash_array[] = "/{$hash}/";
+            }
+            $content = preg_replace($hash_array, $_template->compiled->nocache_hash, $content);
+        }
+        $_template->cached->has_nocache_code = false;
+        // get text between non-cached items
+        $cache_split =
+            preg_split("!/\*%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*/!s",
+                       $content);
+        // get non-cached items
+        preg_match_all("!/\*%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->compiled->nocache_hash}%%\*/!s",
+                       $content, $cache_parts);
+        $content = '';
+        // loop over items, stitch back together
+        foreach ($cache_split as $curr_idx => $curr_split) {
+            // escape PHP tags in template content
+            $content .= preg_replace('/(<%|%>|<\?php|<\?|\?>|<script\s+language\s*=\s*[\"\']?\s*php\s*[\"\']?\s*>)/',
+                                     "<?php echo '\$1'; ?>\n", $curr_split);
+            if (isset($cache_parts[0][$curr_idx])) {
+                $_template->cached->has_nocache_code = true;
+                $content .= $cache_parts[1][$curr_idx];
+            }
+        }
+        if (!$no_output_filter && !$_template->compiled->has_nocache_code &&
+            (isset($_template->smarty->autoload_filters['output']) ||
+                isset($_template->smarty->registered_filters['output']))
+        ) {
+            $content = $_template->smarty->ext->_filterHandler->runFilter('output', $content, $_template);
+        }
+        // write cache file content
+        $this->writeCachedContent($cached, $_template, $content);
+    }
+
+    /**
+     * Cache was invalid , so render from compiled and write to cache
+     * 
+     * @param \Smarty_Template_Cached   $cached
+     * @param \Smarty_Internal_Template $_template
+     * @param                           $no_output_filter
+     *
+     * @throws \Exception
+     */
+    public function updateCache(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $no_output_filter)
+    {
+        if ($_template->source->handler->uncompiled) {
+            ob_start();
+            $_template->source->render($_template);
+        } else {
+            ob_start();
+            if (!isset($_template->compiled)) {
+                $_template->loadCompiled();
+            }
+            $_template->compiled->render($_template);
+        }
+        if ($_template->smarty->debugging) {
+            $_template->smarty->_debug->start_cache($_template);
+        }
+        $this->removeNoCacheHash($cached, $_template, $no_output_filter);
+        $compile_check = $_template->smarty->compile_check;
+        $_template->smarty->compile_check = false;
+        if (isset($_template->parent) && $_template->parent->_objType == 2) {
+            $_template->compiled->unifunc = $_template->parent->compiled->unifunc;
+        }
+        if (!$_template->cached->processed) {
+            $_template->cached->process($_template, true);
+        }
+        $_template->smarty->compile_check = $compile_check;
+        $cached->getRenderedTemplateCode($_template);
+        if ($_template->smarty->debugging) {
+            $_template->smarty->_debug->end_cache($_template);
+        }
+    }
+
+    /**
+     * Writes the content to cache resource
+     *
+     * @param \Smarty_Template_Cached  $cached
+     * @param Smarty_Internal_Template $_template
+     * @param string                   $content
+     *
+     * @return bool
+     */
+    public function writeCachedContent(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content)
+    {
+        if ($_template->source->handler->recompiled || !($_template->caching == Smarty::CACHING_LIFETIME_CURRENT ||
+                $_template->caching == Smarty::CACHING_LIFETIME_SAVED)
+        ) {
+            // don't write cache file
+            return false;
+        }
+        $content = $_template->smarty->ext->_codeFrame->create($_template, $content, '', true);
+        if (!empty($_template->cached->tpl_function)) {
+            foreach ($_template->cached->tpl_function as $funcParam) {
+                if (is_file($funcParam['compiled_filepath'])) {
+                    // read compiled file
+                    $code = file_get_contents($funcParam['compiled_filepath']);
+                    // grab template function
+                    if (preg_match("/\/\* {$funcParam['call_name']} \*\/([\S\s]*?)\/\*\/ {$funcParam['call_name']} \*\//",
+                                   $code, $match)) {
+                        unset($code);
+                        $content .= "<?php " . $match[0] . "?>\n";
+                    }
+                }
+            }
+        }
+        return $this->write($cached, $_template, $content);
+    }
+
+    /**
+     * Write this cache object to handler
+     *
+     * @param \Smarty_Template_Cached  $cached
+     * @param Smarty_Internal_Template $_template template object
+     * @param string                   $content   content to cache
+     *
+     * @return bool success
+     */
+    public function write(Smarty_Template_Cached $cached, Smarty_Internal_Template $_template, $content)
+    {
+        if (!$_template->source->handler->recompiled) {
+            if ($cached->handler->writeCachedContent($_template, $content)) {
+                $cached->content = null;
+                $cached->timestamp = time();
+                $cached->exists = true;
+                $cached->valid = true;
+                $cached->cache_lifetime = $_template->cache_lifetime;
+                $cached->processed = false;
+                if ($_template->smarty->cache_locking) {
+                    $cached->handler->releaseLock($_template->smarty, $cached);
+                }
+
+                return true;
+            }
+            $cached->content = null;
+            $cached->timestamp = false;
+            $cached->exists = false;
+            $cached->valid = false;
+            $cached->processed = false;
+        }
+
+        return false;
+    }
+
+}
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