myvesta/func/string.php
2023-04-16 00:10:54 +02:00

239 lines
8.7 KiB
PHP

<?php
// --- file functions ---
function myvesta_find_in_file($file, $find, $quiet=false) {
if (!file_exists($file)) {
if ($quiet) return false;
return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
}
$buf=file_get_contents($file);
$pos=strpos($buf, $find);
if ($pos===false) return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "");
if ($quiet) return true;
return $pos;
}
function myvesta_replace_in_file($file, $find, $replace) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$buf=file_get_contents($file);
if (strpos($buf, $find)===false) return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "String '$find' not found");
$buf=str_replace($find, $replace, $buf);
$r=file_put_contents($file, $buf);
if ($r===false) return false;
return true;
}
function myvesta_get_between_in_file($file, $left_substring, $right_substring, $start=0, $return_left_substring=0, $return_right_substring=0, $left_substring_necessary=1, $right_substring_necessary=1) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$text=file_get_contents($file);
return myvesta_str_get_between ($text, $left_substring, $right_substring, $start, $return_left_substring, $return_right_substring, $left_substring_necessary, $right_substring_necessary);
}
function myvesta_replace_in_file_once_between_including_borders($file, $left, $right, $replace_with) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$text=file_get_contents($file);
$buf=myvesta_str_replace_once_between_including_borders($text, $left, $right, $replace_with);
$r=file_put_contents($file, $buf);
if ($r===false) return false;
return true;
}
function myvesta_strip_once_in_file_between_including_borders($file, $left, $right) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$text=file_get_contents($file);
$buf=myvesta_str_strip_once_between_including_borders($text, $left, $right);
$r=file_put_contents($file, $buf);
if ($r===false) return false;
return true;
}
function myvesta_replace_in_file_between_including_borders($file, $left, $right, $replace_with) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$text=file_get_contents($file);
$buf=myvesta_str_replace_between_including_borders($text, $left, $right, $replace_with);
$r=file_put_contents($file, $buf);
if ($r===false) return false;
return true;
}
function myvesta_strip_in_file_between_including_borders($file, $left, $right) {
if (!file_exists($file)) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File '$file' not found");
$text=file_get_contents($file);
$buf=myvesta_str_strip_between_including_borders($text, $left, $right);
$r=file_put_contents($file, $buf);
if ($r===false) return false;
return true;
}
// --- mixed functions ---
function myvesta_grep($find, $content, $count=0, $quiet=0) {
global $myvesta_stdin, $myvesta_stdin_return_not_found, $myvesta_quiet_mode;
if ($count==='-c') {$count=1; $quiet=0;}
if ($count==='-q') {$count=0; $quiet=1;}
if ($myvesta_quiet_mode==0) $myvesta_quiet_mode=$quiet;
//echo "find = " . $find."\n"; echo "file_or_stdin = " . $content."\n"; echo "count = " . $count."\n"; echo "quiet = " . $quiet."\n"; exit;
if ($myvesta_stdin_return_not_found==true) {
if ($count==1) return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "0");
return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "");
}
$arr=explode("\n", $content);
$buffer='';
$hits=0;
foreach ($arr as $line) {
if (strpos($line, $find)!==false) {
$hits++;
if ($quiet==false && $count==false) $buffer.=$line."\n";
}
}
if ($count==1) {
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "0");
return $hits;
}
if ($quiet==1) {
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "");
return true;
}
if ($hits==0) return myvesta_exit (MYVESTA_ERROR_STRING_NOT_FOUND, "");
return $buffer;
}
function myvesta_sed($find, $replace, $content) {
global $myvesta_stdin, $myvesta_stdin_return_not_found, $myvesta_stdin_from_file;
//echo "find = " . $find."\n"; echo "replace = " . $replace."\n"; echo "file_or_stdin = " . $content."\n"; echo "stdin_from_file = " . $myvesta_stdin_from_file."\n"; exit;
if ($myvesta_stdin_return_not_found==true) {
return myvesta_throw_error (MYVESTA_ERROR_FILE_DOES_NOT_EXISTS, "File not found");
}
if (strpos($content, $find)===false) return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "String '$find' not found");
$content=str_replace($find, $replace, $content);
if ($myvesta_stdin_from_file!='') {
$r=file_put_contents($myvesta_stdin_from_file, $content);
if ($r===false) return false;
} else {
myvesta_echo ($content);
}
return true;
}
// --- string functions ---
function myvesta_str_get_between (&$text, $left_substring, $right_substring, $start=0, $return_left_substring=0, $return_right_substring=0, $left_substring_necessary=1, $right_substring_necessary=1) {
global $myvesta_str_found_at, $myvesta_str_end_at;
$myvesta_str_found_at=0;
$myvesta_str_end_at=0;
$from_null=0;
$pos1=strpos($text, $left_substring, $start);
if ($pos1===FALSE)
{
if ($left_substring_necessary==1) return "";
$pos1=$start;
$from_null=1;
}
if ($return_left_substring==0)
{
if ($from_null==0) $pos1=$pos1+strlen($left_substring);
}
$pos2=strpos($text, $right_substring, $pos1+strlen($left_substring));
if ($pos2===FALSE)
{
if ($right_substring_necessary==1) return "";
$pos2=strlen($text);
}
if ($return_right_substring==0) $len=$pos2-$pos1;
else $len=($pos2-$pos1)+strlen($right_substring);
$slen=strlen($text);
if ($pos1+$len>$slen) $len=$slen-$pos1;
$myvesta_str_found_at=$pos1;
$myvesta_str_end_at=$pos1+$len;
return substr($text, $pos1, $len);
}
function myvesta_str_replace_once_between_including_borders(&$text, $left, $right, $replace_with) {
$pos1=strpos($text, $left);
if ($pos1===false) return $text;
$pos2=strpos($text, $right, $pos1+strlen($left));
if ($pos2===false) return $text;
return substr($text, 0, $pos1).$replace_with.substr($text, $pos2+strlen($right));
}
function myvesta_str_strip_once_between_including_borders(&$text, $left, $right) {
$pos1=strpos($text, $left);
if ($pos1===false) return $text;
$pos2=strpos($text, $right, $pos1+strlen($left));
if ($pos2===false) return $text;
return substr($text, 0, $pos1).substr($text, $pos2+strlen($right));
}
function myvesta_str_replace_between_including_borders($text, $left, $right, $replace_with) {
$start=0;
$left_len=strlen($left);
$right_len=strlen($right);
while (true) {
$pos1=strpos($text, $left);
if ($pos1===false) break;
$pos2=strpos($text, $right, $pos1+$left_len);
if ($pos2===false) break;
$text=substr($text, 0, $pos1).$replace_with.substr($text, $pos2+$right_len);
}
return $text;
}
function myvesta_str_strip_between_including_borders($text, $left, $right) {
global $myvesta_stdin;
$args=func_get_args();
$args_i=-1;
if ($myvesta_stdin!='') {
$text=$myvesta_stdin;
} else {
$args_i++; $text=$args[$args_i];
}
$args_i++; $left=$args[$args_i];
$args_i++; $right=$args[$args_i];
$left_len=strlen($left);
$right_len=strlen($right);
while (true) {
$pos1=strpos($text, $left);
if ($pos1===false) break;
$pos2=strpos($text, $right, $pos1+$left_len);
if ($pos2===false) break;
$text=substr($text, 0, $pos1).substr($text, $pos2+$right_len);
}
return $text;
}
function myvesta_str_find($text, $find, $quiet=false) {
$pos=strpos($text, $find);
if ($pos===false) return myvesta_throw_error (MYVESTA_ERROR_STRING_NOT_FOUND, "");
if ($quiet) return true;
return $pos;
}
function myvesta_str_uppercase($text) {
return strtoupper($text);
}
function myvesta_str_lowercase($text) {
return strtolower($text);
}
function myvesta_str_substring($text, $start, $length=null) {
if ($length===null) return substr($text, $start);
if ($length!==null) return substr($text, $start, $length);
}