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Scrap Lille's Velo availability
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<?php | |
// scrapping the V'Lille Bicycle availability | |
$index = file_get_contents('http://www.vlille.mobi/index.php?id=158'); //('index158.html'); | |
$lines = explode("\n", $index); | |
class Item { | |
public $name; | |
public $velos; | |
public $places; | |
} | |
function address($line, &$data, &$item) { | |
if (strpos($line,'class="address"') !== false) { | |
return 'station'; | |
} | |
return 'address'; | |
} | |
function station($line, &$data, &$item) { | |
if (1 === preg_match("/<td.*class=\"station\".*>(.*)<\/td>/", $line, $matches)) { | |
$new = new Item(); | |
$new->name = trim($matches[1]); | |
$data[$new->name] = $new; | |
$item = $new; | |
return 'velos'; | |
} | |
return 'station'; | |
} | |
function velos($line, &$data, &$item) { | |
if (1 === preg_match("/<td.*class=\"velo\".*>(\d*)<\/span.*/", $line, $matches)) { | |
$item->velos = $matches[1]; | |
return 'places'; | |
} | |
return 'velos'; | |
} | |
function places($line, &$data, &$item) { | |
if (1 === preg_match("/<td.*class=\"place\".*>(\d*)<\/span.*/", $line, $matches)) { | |
$item->places = $matches[1]; | |
return 'address'; | |
} | |
return 'places'; | |
} | |
$state = 'address'; // 'address', 'places', ... | |
$data = array(); | |
$item = NULL; | |
foreach ($lines as $line) { | |
$state = $state($line, $data, $item); | |
} | |
$stations = array( | |
// here go the station id's/names | |
// examples: | |
"82 Gare Lille Europe", | |
"24 Flandres Euralille"); | |
?> | |
<html> | |
<body> | |
<table> | |
<tr> | |
<th></th><th>Available Bikes</th><th>Free Spots</th> | |
</tr> | |
<?php | |
foreach ($stations as $station) { | |
$item = $data[$station]; | |
echo "<tr><td>{$item->name}</td><td>{$item->velos}</td><td>{$item->places}</td></tr>\n"; | |
} | |
?> | |
</table> | |
</body> | |
</html> |
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