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Added INDEX and OFFSET support to OCMOD.
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@martynas-wm
martynas-wm committed Jun 6, 2014
1 parent 6ac0593 commit a1e45bc
Showing 1 changed file with 97 additions and 46 deletions.
143 changes: 97 additions & 46 deletions upload/admin/controller/extension/modification.php
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Expand Up @@ -96,7 +96,7 @@ public function refresh() {
$dom->loadXml($xml);

$files = $dom->getElementsByTagName('modification')->item(0)->getElementsByTagName('file');

foreach ($files as $file) {
$path = '';

Expand All @@ -114,35 +114,37 @@ public function refresh() {
}

if ($path) {
$files = glob($path, GLOB_BRACE);
$files_matched = glob($path, GLOB_BRACE);

$operations = $file->getElementsByTagName('operation');

if ($files) {
foreach ($files as $file) {
if ($files_matched) {
foreach ($files_matched as $file_matched) {

// Get the key to be used for the modification cache filename.
if (substr($file, 0, strlen(DIR_CATALOG)) == DIR_CATALOG) {
$key = 'catalog_' . str_replace('/', '_', substr($file, strlen(DIR_CATALOG)));
if (substr($file_matched, 0, strlen(DIR_CATALOG)) == DIR_CATALOG) {
$key = 'catalog_' . str_replace('/', '_', substr($file_matched, strlen(DIR_CATALOG)));
}

if (substr($file, 0, strlen(DIR_APPLICATION)) == DIR_APPLICATION) {
$key = 'admin_' . str_replace('/', '_', substr($file, strlen(DIR_APPLICATION)));
if (substr($file_matched, 0, strlen(DIR_APPLICATION)) == DIR_APPLICATION) {
$key = 'admin_' . str_replace('/', '_', substr($file_matched, strlen(DIR_APPLICATION)));
}

if (substr($file, 0, strlen(DIR_SYSTEM)) == DIR_SYSTEM) {
$key = 'system_' . str_replace('/', '_', substr($file, strlen(DIR_SYSTEM)));
if (substr($file_matched, 0, strlen(DIR_SYSTEM)) == DIR_SYSTEM) {
$key = 'system_' . str_replace('/', '_', substr($file_matched, strlen(DIR_SYSTEM)));
}

if (!isset($modification[$key])) {
$modification[$key] = file_get_contents($file);
$modification[$key] = file_get_contents($file_matched);
}

foreach ($operations as $operation) {
// Search and replace
if ($operation->getElementsByTagName('search')->item(0)->getAttribute('regex') != 'true') {
$search = $operation->getElementsByTagName('search')->item(0)->textContent;
$trim = $operation->getElementsByTagName('search')->item(0)->getAttribute('trim');
$offset = $operation->getElementsByTagName('search')->item(0)->getAttribute('offset');
$index = $operation->getElementsByTagName('search')->item(0)->getAttribute('index');
$limit = $operation->getElementsByTagName('search')->item(0)->getAttribute('limit');
$add = $operation->getElementsByTagName('add')->item(0)->textContent;
$position = $operation->getElementsByTagName('add')->item(0)->getAttribute('position');
Expand All @@ -151,47 +153,96 @@ public function refresh() {
if (!$trim || $trim == 'true') {
$search = trim($search);
}


// Offset
if (!$offset) {
$offset = 0;
}

if ($index) {
$index = explode(',', $index);
}

switch ($position) {
default:
case 'replace':
$replace = $add;
$pos_found = 0;
$matches_found = 0;
$replaced = 0;

while (($pos_found = strpos($modification[$key], $search, $pos_found)) != False && (!$limit || $replaced < $limit)) {
$matches_found++;

if (!$index || (is_array($index) && in_array($matches_found, $index))) {
$modification[$key] = substr($modification[$key], 0, $pos_found) . $add . substr($modification[$key], $pos_found + strlen($search));
$replaced++;
}

$pos_found += strlen($add);
}
break;
case 'before':
$replace = $add . $search;
$line_offset = -1 -$offset;

$add_lines = explode("\n", $add);

$lines = explode("\n", $modification[$key]);
$final_lines = explode("\n", $modification[$key]);

$found = 0;
$replaced = 0;

for ($i = 0; $i < count($lines) && (!$limit || $replaced < $limit); $i++) {
if (strpos($lines[$i], $search) !== False) {
$found++;

if (!$index || (is_array($index) && in_array($found, $index))) {
if ($i + $line_offset <= 0) {
$final_lines = array_merge($add_lines, $final_lines);
} else {
$final_lines = array_merge(array_slice($final_lines, 0, $i + $replaced * count($add_lines) + $line_offset), $add_lines, array_slice($lines, $i + $line_offset));
}

$replaced++;
}
}
}

$modification[$key] = implode("\n", $final_lines);
break;

case 'after':
$replace = $search . $add;
$line_offset = 1 + $offset;

$add_lines = explode("\n", $add);

$lines = explode("\n", $modification[$key]);
$final_lines = explode("\n", $modification[$key]);

$found = 0;
$replaced = 0;

for ($i = 0; $i < count($lines) && (!$limit || $replaced < $limit); $i++) {
if (strpos($lines[$i], $search) !== False) {
$found++;

if (!$index || (is_array($index) && in_array($found, $index))) {
if ($i + $line_offset >= count($final_lines)) {
$final_lines = array_merge($final_lines, $add_lines);
} else {
$part1 = array_slice($final_lines, 0, $i + $replaced * count($add_lines) + $line_offset);
$part2 = $add_lines;
$part3 = array_slice($lines, $i + $line_offset);
$final_lines = array_merge(array_slice($final_lines, 0, $i + $replaced * count($add_lines) + $line_offset), $add_lines, array_slice($lines, $i + $line_offset));
}

$replaced++;
}
}
}

$modification[$key] = implode("\n", $final_lines);
break;
}

$i = 0;
$pos = -1;
$match = array();

// Create an array of all the start postions of all the matched code
while (($pos = strpos($modification[$key], $search, $pos + 1)) !== false) {
$match[$i++] = $pos;
}

// Offset
if (!$offset) {
$offset = 0;
}

// Limit
if (!$limit) {
$limit = count($match);
} else {
$limit = $offset + $limit;
}

// Only replace the occurance of the string that is equal to the between the offset and limit
for ($i = $offset; $i < $limit; $i++) {
if (isset($match[$i])) {
$modification[$key] = substr_replace($modification[$key], $replace, $match[$i], strlen($search));
}
}
}
} else {
$search = $operation->getElementsByTagName('search')->item(0)->textContent;
$replace = $operation->getElementsByTagName('add')->item(0)->textContent;
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