/**
* Inserts ClickTale script to the buffered page.
* @param string $buffer The buffered page before injecting ClickTale scripts
* @param array $data Hash of the ClickTale script to inject into the buffer
* @param string $hash A key used to save this page in the cache
* @return string The buffer with the ClickTale scripts injected into it (if required)
*/
function ClickTale_Filter($buffer, $data, $hash)
{
$settings = ClickTale_Settings::Instance();
$debug = $settings->AllowDebug;
$config = $settings->getCacheProviderConfig();
// create token replacements arrays
$tokens = array();
$tokens["%FetchFromUrl%"] = str_replace(array("%CacheToken%", "%ClickTaleCacheUrl%"), array($hash, ClickTale_PathToUrl(ClickTale_Root)), $settings->CacheFetchingUrl);
$tokens["\\"] = "\\\\";
$tokens["\$"] = "\\\$";
$tokenKeys = array_keys($tokens);
$tokenValues = array_values($tokens);
$topDoNotReplaceWasFound = !empty($data["TopDoNotReplaceCondition"]) && preg_match(ClickTale_NormalizeRegex($data["TopDoNotReplaceCondition"]), $buffer);
$bottomDoNotReplaceWasFound = !empty($data["BottomDoNotReplaceCondition"]) && preg_match(ClickTale_NormalizeRegex($data["BottomDoNotReplaceCondition"]), $buffer);
ClickTale_Logger::WriteDebug("Starting to look for injection points. TopDoNotReplaceCondition (bool={$topDoNotReplaceWasFound}). BottomDoNotReplaceCondition(bool={$bottomDoNotReplaceWasFound})");
if (!empty($data["TopScript"]) && !$topDoNotReplaceWasFound) {
$data["TopScript"] = str_replace($tokenKeys, $tokenValues, $data["TopScript"]);
$topInsertAfter = ClickTale_NormalizeRegex($data["TopInsertAfter"]);
if (empty($topInsertAfter)) {
$topInsertAfter = "(<body.*?>)";
// Default value.
}
$topInsertAfter = str_replace("/", "\\/", $topInsertAfter);
if ($debug) {
$_debugFound = preg_match("/{$topInsertAfter}/i", $buffer);
ClickTale_Logger::WriteDebug("Top injection point found? (bool={$_debugFound})");
}
$buffer = preg_replace("/{$topInsertAfter}/i", "\$0" . $data["TopScript"], $buffer, 1);
}
if (!empty($data["BottomScript"]) && !$bottomDoNotReplaceWasFound) {
$data["BottomScript"] = str_replace($tokenKeys, $tokenValues, $data["BottomScript"]);
$bottomInsertBefore = ClickTale_NormalizeRegex($data["BottomInsertBefore"]);
if (empty($bottomInsertBefore)) {
$bottomInsertBefore = "(</body>)";
// Default value.
}
$bottomInsertBefore = str_replace("/", "\\/", $bottomInsertBefore);
if ($debug) {
$_debugFound = preg_match("/{$bottomInsertBefore}/i", $buffer);
ClickTale_Logger::WriteDebug("Bottom injection point found? (bool={$_debugFound})");
}
$buffer = preg_replace("/{$bottomInsertBefore}/i", $data["BottomScript"] . "\$0", $buffer, 1);
}
return $buffer;
}
<?php
if ($cacheConfigValid) {
?>
<p>
On the left there is a page which will be cached using the settings you specified in the integration module's config.php<br />
You should see the same page in the right frame where this page is retrieved from the cache
</p>
<script type="text/javascript">
function refreshCacheFetch() {
<?php
/*
$path = $_SERVER["PHP_SELF"];
$port = $_SERVER["SERVER_PORT"] == 80 ? "" : ":".$_SERVER["SERVER_PORT"];
$path = $_SERVER["SERVER_NAME"].$port.dirname(dirname($path));
*/
$fetchFrom = str_replace(array("%CacheToken%", "%ClickTaleCacheUrl%"), array("CacheTest", ClickTale_PathToUrl(ClickTale_Root)), $config->CacheFetchingUrl);
?>
var path = "<?php
echo $fetchFrom;
?>
";
document.getElementById("cache-page-fetch").src = path;//../ClickTaleCache.php?t=CacheTest";
}
function refreshCacheTest() {
document.getElementById("cache-test-page").src = "cache_test_page.php";
document.getElementById("cache-page-fetch").src = "waiting_for_cache.html";
var delay = parseFloat(document.getElementById("delay-before-fetching").value) || 0;
delay = Math.round(delay * 1000);
setTimeout(refreshCacheFetch, delay);
}
