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Demonstrating how to use Link headers to make CloudFlare push assets
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| <?php | |
| function ccbysa($imagehtml, $sourceuri, $owneruri, $ownername) { | |
| return <<<HTML | |
| {$imagehtml} | |
| <br/> | |
| <small><a href="https://creativecommons.org/licenses/by-sa/2.0/">CC BY-SA</a> | |
| <a href="{$sourceuri}">image</a> by <a href="{$owneruri}">{$ownername}</a> | |
| <br/> | |
| HTML; | |
| } | |
| function ccbynd($imagehtml, $sourceuri, $owneruri, $ownername) { | |
| return <<<HTML | |
| {$imagehtml} | |
| <br/> | |
| <small><a href="https://creativecommons.org/licenses/by-nd/2.0/">CC BY-ND</a> | |
| <a href="{$sourceuri}">image</a> by <a href="{$owneruri}">{$ownername}</a> | |
| <br/> | |
| HTML; | |
| } | |
| function pushImage($uri) { | |
| header("Link: <{$uri}>; rel=preload; as=image", false); | |
| return <<<HTML | |
| <img src="{$uri}"> | |
| HTML; | |
| } | |
| $image1 = pushImage("/images/drucken.jpg"); | |
| $image2 = pushImage("/images/empire.jpg"); | |
| ?> | |
| <html> | |
| <head><title>PHP Server Push</title></head> | |
| <body> | |
| <h1>PHP Server Push</h1> | |
| <?php | |
| echo ccbysa($image1, "https://bit.ly/1Wu5bYx", | |
| "https://www.flickr.com/photos/hiperactivo/", "Javier Candeira"); | |
| echo ccbynd($image2, "https://bit.ly/24PHue3", | |
| "https://www.flickr.com/photos/bobsfever/", "Robert McGoldrick"); | |
| ?> | |
| </body> | |
| </html> |
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