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libphutil/src/console/format.php
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format.php
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<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @group console
*/
function phutil_console_format($format /* ... */) {
$args = func_get_args();
return call_user_func_array(
array('PhutilConsoleFormatter', 'formatString'),
$args);
}
/**
* @group console
*/
function phutil_console_confirm($prompt, $default_no = true) {
$prompt_options = $default_no ? '[y/N]' : '[Y/n]';
do {
$response = phutil_console_prompt($prompt.' '.$prompt_options);
$c = trim(strtolower($response));
} while ($c != 'y' && $c != 'n' && $c != '');
echo "\n";
if ($default_no) {
return ($c == 'y');
} else {
return ($c != 'n');
}
}
/**
* @group console
*/
function phutil_console_prompt($prompt) {
$prompt = "\n\n ".$prompt." ";
$prompt = phutil_console_wrap($prompt, 4);
echo $prompt;
// Require after echoing the prompt so the user has some idea what happened
// if this throws.
phutil_console_require_tty();
$response = fgets(STDIN);
return rtrim($response, "\n");
}
/**
* @group console
*/
function phutil_console_wrap($text, $indent = 0) {
$indent_string = '';
if ($indent) {
$indent_string = str_repeat(' ', $indent);
}
return wordwrap($text, 78 - $indent, "\n".$indent_string);
}
/**
* @group console
*/
function phutil_console_require_tty() {
if (function_exists('posix_isatty') && !posix_isatty(STDIN)) {
throw new PhutilConsoleStdinNotInteractiveException();
}
}
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