diff options
| -rw-r--r-- | core/controllers/welcome.php | 28 | ||||
| -rw-r--r-- | core/views/welcome.html.php | 11 |
2 files changed, 39 insertions, 0 deletions
diff --git a/core/controllers/welcome.php b/core/controllers/welcome.php index f421ffc5..c8b76a0f 100644 --- a/core/controllers/welcome.php +++ b/core/controllers/welcome.php @@ -45,6 +45,34 @@ class Welcome_Controller extends Template_Controller { url::redirect("welcome"); } + function mptt() { + $this->auto_render = false; + $items = ORM::factory("item")->orderby("id")->find_all(); + $data = "digraph G {\n"; + foreach ($items as $item) { + $data .= " $item->parent_id -> $item->id\n"; + $data .= " $item->id [label=\"$item->id <$item->left, $item->right>\"]\n"; + } + $data .= "}\n"; + + if ($this->input->get("type") == "text") { + print "<pre>$data"; + } else { + $proc = proc_open("/usr/bin/dot -Tsvg", + array(array("pipe", "r"), + array("pipe", "w")), + $pipes, + VARPATH . "tmp"); + fwrite($pipes[0], $data); + fclose($pipes[0]); + + header("Content-Type: image/svg+xml"); + print(stream_get_contents($pipes[1])); + fclose($pipes[1]); + proc_close($proc); + } + } + function add($count) { srand(time()); $parents = ORM::factory("item")->where("type", "album")->find_all()->as_array(); diff --git a/core/views/welcome.html.php b/core/views/welcome.html.php index 4bd0ef90..af4cb68b 100644 --- a/core/views/welcome.html.php +++ b/core/views/welcome.html.php @@ -132,6 +132,7 @@ <ul id="tabs"> <li><a href="javascript:show('#configuration')">Configuration</a></li> <li><a href="javascript:show('#actions')">Actions</a></li> + <li><a href="javascript:show('#info')">Info</a></li> <li><a href="javascript:show('#docs')">Docs</a></li> </ul> @@ -161,6 +162,16 @@ </ul> </div> + <div id="info" class="activity"> + <ul> + <li> <?= html::anchor("welcome/mptt&type=text", "MPTT tree (text)") ?> </li> + <li> + <?= html::anchor("welcome/mptt", "MPTT tree (graph)") ?> + <i>(requires /usr/bin/dot from the graphviz package)</i> + </li> + </ul> + </div> + <div id="docs" class="activity"> <ul> <li> |