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author | Thomas Lange <code@nerdmind.de> | 2015-04-15 21:29:19 +0200 |
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committer | Thomas Lange <code@nerdmind.de> | 2015-04-15 21:29:19 +0200 |
commit | bf996f7247133c536511c23b6ad30aa222bfd6d9 (patch) | |
tree | 1d9388e6331454fbc9b68b5006a64c4563c202cd /include/classes/class.bigpipe.php | |
download | bigpipe-bf996f7247133c536511c23b6ad30aa222bfd6d9.tar.gz bigpipe-bf996f7247133c536511c23b6ad30aa222bfd6d9.tar.xz bigpipe-bf996f7247133c536511c23b6ad30aa222bfd6d9.zip |
Initial commit
Diffstat (limited to 'include/classes/class.bigpipe.php')
-rwxr-xr-x | include/classes/class.bigpipe.php | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/include/classes/class.bigpipe.php b/include/classes/class.bigpipe.php new file mode 100755 index 0000000..1edefc8 --- /dev/null +++ b/include/classes/class.bigpipe.php @@ -0,0 +1,79 @@ +<?php +class BigPipe { + public static $enabled = TRUE; + private static $pagelets = []; + private static $count = 0; + + #==================================================================================================== + # Gibt TRUE zurück wenn BigPipe eingeschaltet ist + #==================================================================================================== + public static function isEnabled() { + return self::$enabled ? TRUE : FALSE; + } + + #==================================================================================================== + # Neues Pagelet zur Pipeline hinzufügen + #==================================================================================================== + public static function addPagelet(Pagelet $Pagelet, $priority) { + self::$pagelets[$priority][] = $Pagelet; + self::$count++; + } + + #==================================================================================================== + # Gibt einen einzelnen Pagelet-Response aus + #==================================================================================================== + private static function pageletResponse(Pagelet $Pagelet, $async = FALSE, $last = FALSE) { + $data = [ + 'ID' => $Pagelet->getID(), + 'RESOURCES' => ['CSS' => $Pagelet->getCSSFiles(), 'JS' => $Pagelet->getJSFiles(), 'JS_CODE' => removeLineBreaksAndTabs($Pagelet->getJSCode())] + ]; + + if($last) { + $data['IS_LAST'] = true; + } + + echo '<code class="hidden" id="_'.$data['ID'].'"><!-- '.str_replace('--', '--', removeLineBreaksAndTabs($Pagelet->getHTML())).' --></code>'."\n"; + echo '<script>BigPipe.onPageletArrive('.json_encode($data).($async ? ', document.getElementById("_'.$Pagelet->getID().'").innerHTML' : NULL).');</script>'."\n\n"; + } + + #==================================================================================================== + # Sendet den Output-Buffer so weit wie möglich in Richtung User + #==================================================================================================== + public static function flushOutputBuffer() { + ob_flush(); flush(); + } + + #==================================================================================================== + # Alle Pagelets an Client schicken + #==================================================================================================== + public static function render($async = FALSE) { + self::flushOutputBuffer(); + + $i = 0; + + ksort(self::$pagelets); + + foreach(array_reverse(self::$pagelets) as $priority => $pagelets) { + foreach($pagelets as $Pagelet) { + if(!self::isEnabled()) { + if($Pagelet->getJSCode()) { + echo '<script>'.$Pagelet->getJSCode().'</script>'."\n"; + } + + foreach($Pagelet->getCSSFiles() as $CSSFile) { + echo '<link href="'.$CSSFile.'" rel="stylesheet" />'."\n"; + } + + foreach($Pagelet->getJSFiles() as $JSFile) { + echo '<script src="'.$JSFile.'"></script>'."\n"; + } + } + + else { + self::pageletResponse($Pagelet, $async, (self::$count === ++$i)); + self::flushOutputBuffer(); + } + } + } + } +}
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