CFDBShortCodeContentParser.php
2.77 KB
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<?php
/*
"Contact Form to Database" Copyright (C) 2011-2013 Michael Simpson (email : michael.d.simpson@gmail.com)
This file is part of Contact Form to Database.
Contact Form to Database is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Contact Form to Database is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Contact Form to Database.
If not, see <http://www.gnu.org/licenses/>.
*/
class CFDBShortCodeContentParser {
const BEFORE_START_DELIMITER = '{{BEFORE}}';
const BEFORE_END_DELIMITER = '{{/BEFORE}}';
const AFTER_START_DELIMITER = '{{AFTER}}';
const AFTER_END_DELIMITER = '{{/AFTER}}';
/**
* @param $content string
* @return array[$before, $template, $after]
*/
public function parseBeforeContentAfter($content) {
$before = null;
$startDelimiter = self::BEFORE_START_DELIMITER;
$endDelimiter = self::BEFORE_END_DELIMITER;
$startDelimiterStartPos = strpos($content, $startDelimiter);
$endDelimiterStartPos = strpos($content, $endDelimiter);
if ($startDelimiterStartPos !== false &&
$endDelimiterStartPos !== false &&
$startDelimiterStartPos < $endDelimiterStartPos) {
$startDelimiterEndPos = $startDelimiterStartPos + strlen($startDelimiter);
$endDelimiterEndPos = $endDelimiterStartPos + strlen($endDelimiter);
$before = substr($content, $startDelimiterEndPos, $endDelimiterStartPos - $startDelimiterEndPos);
$content = substr($content, $endDelimiterEndPos, strlen($content) - $startDelimiterEndPos);
}
$after = null;
$startDelimiter = self::AFTER_START_DELIMITER;
$endDelimiter = self::AFTER_END_DELIMITER;
$startDelimiterStartPos = strpos($content, $startDelimiter);
$endDelimiterStartPos = strpos($content, $endDelimiter);
if ($startDelimiterStartPos !== false &&
$endDelimiterStartPos !== false &&
$startDelimiterStartPos < $endDelimiterStartPos) {
$startDelimiterEndPos = $startDelimiterStartPos + strlen($startDelimiter);
$after = substr($content, $startDelimiterEndPos, $endDelimiterStartPos - $startDelimiterEndPos);
$content = substr($content, 0, $startDelimiterStartPos);
}
return array($before, $content, $after);
}
}