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replace.php
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<?php
include('RegexpFactory.php');
// Handles permanent links
if (array_key_exists('r', $_REQUEST)) {
$_REQUEST = unserialize(base64_decode($_REQUEST['r']));
}
// bit.ly
define('FEATURE_BITLY', array_key_exists('BitLyToken', $Config));
// Options handling
$result = '';
$enable_join = array_key_exists('join', $_REQUEST) && $_REQUEST["join"] == 'on';
$enable_split = array_key_exists('split', $_REQUEST) && $_REQUEST["split"] == 'on';
if (array_key_exists('expression', $_REQUEST)) {
$requestSerialized = base64_encode(serialize($_REQUEST));
if (array_key_exists('lists', $_REQUEST) && array_key_exists(0, $_REQUEST['lists']) && array_key_exists('replacement', $_REQUEST)) {
$regexp = new RegexpFactory($_REQUEST['expression']);
$regexp->addDelimiters();
if ($regexp->isValid()) {
$items = explode("\n", $_REQUEST['lists'][0]);
$replace_callback = function (&$item, $key, $replaceExpression) use ($regexp) {
$item = $regexp->replace(trim($item), $replaceExpression);
};
array_walk($items, $replace_callback, $_REQUEST['replacement']);
$result = join("\n", $items);
if ($enable_join) {
$result = join($_REQUEST["joinglue"], $items);
}
if ($enable_split) {
$split_result = [];
foreach ($items as $item) {
$split_result = array_merge($split_result, explode($_REQUEST["splitseparator"], $item));
}
$result = join("\n", $split_result);
}
}
}
//If no list is given, or the replacement expression is blank, the result list is blank.
}
?>
<script>
/**
* Updates the form's widgets
*/
function updateUI () {
//Checks the join enable box when a glue string is provided
if (document.getElementById("joinglue").value != "" && !document.getElementById("join").checked) {
document.getElementById("join").checked = true;
$("#join-checkbox .checkbox").addClass("checked");
}
//Checks the split enable box when a split seperator is provided
if (document.getElementById('splitseparator').value != "" && !document.getElementById("split").checked) {
document.getElementById("split").checked = true;
$("#split-checkbox .checkbox").addClass("checked");
}
}
</script>
<form name="lists" method="post" action="/lists/replace" class="custom">
<div class="row collapse">
<div class="one mobile-one columns">
<span class="prefix">Replace</span>
</div>
<div class="five mobile-three columns">
<input
name="expression" id="expression" type="text"
placeholder="The Nginx or Apache mod_rewrite-like regular expression"
value="<?= $_REQUEST['expression'] ?? "" ?>"
/>
<?php if (isset($regexp) && $regexp->lastError) echo '<small class="error" style="font-weight: 400;">', $regexp->lastError, '</small>'; ?>
</div>
<div class="five mobile-three columns">
<input
name="replacement" id="replacement" type="text"
placeholder="The list format. Use $1, $2, … to use the regexp groups."
value="<?= $_REQUEST['replacement'] ?? "" ?>"
/>
</div>
<div class="one mobile-one columns">
<input type="submit" class="button expand postfix" value="Format" />
</div>
</div>
<div class="row collapse">
<div class="one mobile-one columns">
<span class="prefix">Join</span>
</div>
<div class="ten mobile-six columns">
<input name="joinglue" id="joinglue" type="text" placeholder="Glue text to join the list into a string. Leave blank to concat without seperator. Don't forget to check the checkbox to enable." value="<?= $_REQUEST['joinglue'] ?? "" ?>" onchange="updateUI();" />
</div>
<div class="one mobile-one columns" style="text-align: center;">
<span id="join-checkbox"><input type="checkbox" id="join" name="join" <?= $enable_join ? 'checked ' : '' ?>/><br /><label for="join">Enable</label></span>
</div>
</div>
<div class="row collapse">
<div class="one mobile-one columns">
<span class="prefix">Split</span>
</div>
<div class="ten mobile-six columns">
<input name="splitseparator" id="splitseparator" type="text" placeholder="Separator text to split the list furthermore." value="<?= $_REQUEST['splitseparator'] ?? "" ?>" onchange="updateUI();" />
</div>
<div class="one mobile-one columns" style="text-align: center;">
<span id="split-checkbox"><input type="checkbox" id="split" name="split" <?= $enable_split ? 'checked ' : '' ?>/><br /><label for="split">Enable</label></span>
</div>
</div>
<div class="row collapse">
<div class="six columns">
<textarea name="lists[0]" rows="16" style="width: 99%;" placeholder="The list to format"><?= $_REQUEST['lists'][0] ?? "" ?></textarea>
</div>
<div class="six columns">
<textarea name="lists[1]" rows="16" style="width: 99%;" placeholder="The formatted list will appear here."><?= $result ?></textarea>
</div>
</div>
</form>
<?php
if (isset($requestSerialized)) {
$permUrl = "/lists/replace/?r=$requestSerialized";
if (FEATURE_BITLY) {
try {
$permUrl = bitly_shorten(get_server_url() . $permUrl);
} catch (Guzzle\Http\Exception\ServerErrorResponseException $ex) {
// Degrades silently when bit.ly API throws an error response like a 500.
}
}
echo " <p><a href=\"$permUrl\">Permanent link to this query</a></p>\n";
}
?>
<p><strong>Documentation resources:</strong> <a href="http://perldoc.perl.org/perlre.html">PCRE syntax</a> • <a href="http://www.cheatography.com/davechild/cheat-sheets/regular-expressions/">Regular Expressions Cheat Sheet</a>
<br /><strong>Note:</strong> Write your regexp without delimiter.</p>

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replace.php (6 KB)

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