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poparse.inc.php
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poparse.inc.php
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<?php
/**
* Copyright (C) 2004-2006 Jarno Elonen <[email protected]>
* Copyright (C) 2015-2018 Agentcobra <[email protected]>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/**
* @param $txt
* @return string
*/
function decode_po_quotes($txt)
{
return stripcslashes(preg_replace('/"[^"]*$/', '', preg_replace('/^[^"]*"/', '', $txt)));
}
/**
* @param $lines
* @return array
*/
function parse_po($lines)
{
$res = [];
$last_line_type = "comment";
$empty_entry = [
"comments" => [],
"autocomments" => [],
"sources" => [],
"flags" => [],
"msgid" => "",
"msgstr" => ""
];
$cur = $empty_entry;
$lineno = 0;
foreach ($lines as $line) {
$lineno ;
$line = trim($line);
if (strlen($line)) {
if (preg_match('/^#/', $line)) {
if ($last_line_type != "comment") {
if (strlen($cur["msgid"]) || strlen(join($cur["comments"]))) {
$res[] = $cur;
}
$cur = $empty_entry;
}
if (preg_match('/^#:/', $line)) {
$cur["sources"][] = trim(substr($line, 2));
} else {
if (preg_match('/^#,/', $line)) {
$cur["flags"] = preg_split('/[#, \t] /', $line, -1, PREG_SPLIT_NO_EMPTY);
} else {
if (preg_match('/^#[.]/', $line)) {
$cur["autocomments"][] = trim(substr($line, 2));
} else {
$cur["comments"][] = trim(substr($line, 2));
}
}
}
$last_line_type = "comment";
} else {
if (preg_match('/^msgid[ \t] ["]*/', $line)) {
if ($last_line_type != "comment") {
if (strlen($cur["msgid"]) || strlen($cur["comments"])) {
$res[] = $cur;
}
$cur = $empty_entry;
}
$cur["msgid"] = decode_po_quotes(substr($line, 6));
$last_line_type = "msgid";
} else {
if (preg_match('/^msgstr[ \t] ["]*/', $line)) {
if ($cur === false) {
$cur = $empty_entry;
}
$cur["msgstr"] = decode_po_quotes($line);
$last_line_type = "msgstr";
} else {
if (preg_match('/^"/', $line)) {
if (!preg_match('/msg(id|str)/', $last_line_type)) {
print "Warning: syntax error in PO-file on line $lineno \n";
} else {
$cur[$last_line_type] .= decode_po_quotes($line);
}
} else {
print "Warning: malformed line $lineno in PO-file.\n";
}
}
}
}
}
}
if (strlen($cur["msgid"]) || strlen($cur["comments"])) {
$res[] = $cur;
}
$res2 = array();
foreach ($res as $r) {
$res2[md5($r["msgid"])] = $r;
}
return $res2;
}
/**
* @param $txt
* @return string
*/
function slash_and_split_lines($txt)
{
$res = "";
// Split the string if it's very long
$broken_lines = array();
while (mb_strpos($txt, "\n", 0, 'UTF-8') !== false) {
$i = mb_strpos($txt, "\n", 0, 'UTF-8');
$broken_lines[] = mb_substr($txt, 0, $i 1, 'UTF-8');
$txt = mb_substr($txt, $i 1, mb_strlen($txt, 'UTF-8'), 'UTF-8');
}
if (mb_strlen($txt, 'UTF-8')) {
$broken_lines[] = $txt;
}
foreach ($broken_lines as $line) {
$l = sprintf("\"%s\"\n", addcslashes($line, "\"\0..\37\\"));
if (mb_strlen($l, 'UTF-8') > 65) {
$l = "";
while (mb_strlen($line, 'UTF-8') > 0) {
$l .= "\"" . addcslashes(mb_substr($line, 0, 65, 'UTF-8'), "\"\0..\37\\") . "\"\n";
$line = mb_substr($line, 65, mb_strlen($line, 'UTF-8'), 'UTF-8');
}
}
$res .= $l;
}
if (count($broken_lines) == 0) {
return "\"\"\n";
}
if (substr_count($res, "\n") > 1) // mb_substr_count >= PHP 4.3
{
$res = "\"\"\n" . $res;
}
return $res;
}
/**
* @param $entries
* @return string
*/
function unparse_po($entries)
{
$res = "";
while (list($k, $e) = each($entries)) {
foreach ($e["comments"] as $l) {
if (strlen($l)) {
$res .= "# " . $l . "\n";
}
}
foreach ($e["sources"] as $l) {
if (strlen($l)) {
$res .= "#: " . $l . "\n";
}
}
foreach ($e["autocomments"] as $l) {
if (strlen($l)) {
$res .= "#. " . $l . "\n";
}
}
if (count($e["flags"]) > 0) {
$res .= "#, " . join(", ", $e["flags"]) . "\n";
}
$res .= sprintf("msgid %s", slash_and_split_lines($e["msgid"]));
$res .= sprintf("msgstr %s", slash_and_split_lines($e["msgstr"]));
$res .= "\n";
}
return $res;
}
?>