parse_content( $file_content );
}
function parse_content( $file_content ) {
$file_content = str_replace( array( "\r\n", "\r" ), "\n", $file_content );
$file_content = trim( $file_content );
if ( 0 === strpos( $file_content, "\xEF\xBB\xBF" ) ) {
$file_content = substr( $file_content, 3 );
}
if ( ! preg_match('|^===(.*)===|', $file_content, $_title ) ) {
return array(); // Require a title.
}
$title = trim( $_title[ 1 ], '=' );
$title = $this->sanitize_text( $title );
$file_content = $this->chop_string( $file_content, $_title[ 0 ] );
if ( preg_match( '|Plugin Name: *(.*)|i', $file_content, $_plugin_name ) ) {
$plugin_name = $this->sanitize_text( $_plugin_name[ 1 ] );
} else $plugin_name = null;
if ( preg_match( '|Plugin Slug: *(.*)|i', $file_content, $_plugin_slug ) ) {
$plugin_slug = $this->sanitize_text( $_plugin_slug[ 1 ] );
} else $plugin_slug = null;
if ( preg_match( '|License: *(.*)|i', $file_content, $_license ) ) {
$license = $this->sanitize_text( $_license[ 1 ] );
} else $license = null;
if ( preg_match( '|License URI: *(.*)|i', $file_content, $_license_uri ) ) {
$license_uri = esc_url_raw( $_license_uri[ 1 ] );
} else $license_uri = null;
if ( preg_match( '|Donate Link: *(.*)|i', $file_content, $_donate_link ) ) {
$donate_link = esc_url_raw( $_donate_link[ 1 ] );
} else $donate_link = null;
if ( preg_match( '|Assets URI: *(.*)|i', $file_content, $_assets_uri ) ) {
$assets_uri = esc_url_raw( $_assets_uri[ 1 ] );
} else $assets_uri = null;
if ( preg_match( '|Tags: *(.*)|i', $file_content, $_tags ) ) {
$tags = preg_split( '|,[\s]*?|', trim( $_tags[ 1 ] ) );
foreach ( array_keys($tags) as $t ) {
$tags[ $t ] = $this->sanitize_text( $tags[ $t ] );
}
} else $tags = array();
$contributors = array();
if ( preg_match( '|Contributors: *(.*)|i', $file_content, $_contributors ) ) {
$all_contributors = preg_split( '|,[\s]*|', trim( $_contributors[ 1 ] ) );
foreach ( array_keys( $all_contributors ) as $c ) {
$c_sanitized = trim( $this->user_sanitize( $all_contributors[ $c ] ) );
if ( strlen( $c_sanitized ) > 0 ) {
$contributors[ $c ] = $c_sanitized;
}
unset( $c_sanitized );
}
}
if ( preg_match( '|Requires PHP: *(.*)|i', $file_content, $_requires_php ) ) {
$requires_php = $this->sanitize_text( $_requires_php[ 1 ] );
} else $requires_php = null;
if ( preg_match( '|Requires At Least: *(.*)|i', $file_content, $_requires_at_least ) ) {
$requires_at_least = $this->sanitize_text( $_requires_at_least[ 1 ] );
} else $requires_at_least = null;
if ( preg_match( '|Tested Up To: *(.*)|i', $file_content, $_tested_up_to ) ) {
$tested_up_to = $this->sanitize_text( $_tested_up_to[ 1 ] );
} else $tested_up_to = null;
if ( preg_match( '|WC Tested Up To: *(.*)|i', $file_content, $_wc_tested_up_to ) ) {
$wc_tested_up_to = $this->sanitize_text( $_wc_tested_up_to[ 1 ] );
} else $wc_tested_up_to = null;
if ( preg_match( '|Stable Tag: *(.*)|i', $file_content, $_stable_tag ) ) {
$stable_tag = $this->sanitize_text( $_stable_tag[ 1 ] );
} else $stable_tag = null;
foreach ( array(
'plugin_name',
'plugin_slug',
'license',
'license_uri',
'donate_link',
'assets_uri',
'tags',
'contributors',
'requires_php',
'requires_at_least',
'tested_up_to',
'wc_tested_up_to',
'stable_tag',
) as $chop ) {
if ( $$chop ) {
$_chop = '_' . $chop;
$file_content = $this->chop_string( $file_content, $$_chop[ 0 ] );
}
}
$file_content = trim( $file_content );
if ( ! preg_match( '/(^(.*?))^[\s]*=+?[\s]*.+?[\s]*=+?/ms', $file_content, $_short_description ) ) {
$_short_description = array( 1 => &$file_content, 2 => &$file_content );
}
$short_desc_filtered = $this->sanitize_text( $_short_description[ 2 ] );
$short_desc_length = strlen( $short_desc_filtered );
$short_description = substr( $short_desc_filtered, 0, 150 );
if ( $short_desc_length > strlen( $short_description ) ) {
$truncated = true;
} else $truncated = false;
if ( $_short_description[ 1 ] ) {
$file_content = $this->chop_string( $file_content, $_short_description[ 1 ] );
}
$_sections = preg_split( '/^[\s]*==[\s]*(.+?)[\s]*==/m', $file_content, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
$sections = array();
for ( $i = 1; $i <= count( $_sections ); $i += 2 ) {
if ( isset( $_sections[ $i ] ) ) {
$_sections[ $i ] = preg_replace( '/^[\s]*=[\s]+(.+?)[\s]+=/m', '$1
', $_sections[ $i ] );
$_sections[ $i ] = $this->filter_text( $_sections[ $i ], true );
$_sections[ $i ] = preg_replace( '/\[youtube https:\/\/www\.youtube\.com\/watch\?v=([^\]]+)\]/', '', $_sections[ $i ] );
$section_title = $this->sanitize_text( $_sections[ $i - 1 ] );
$sections[ str_replace( ' ', '_', strtolower( $section_title ) ) ] = array(
'section_title' => $section_title,
'section_content' => $_sections[ $i ],
);
}
}
$final_sections = array();
foreach ( array(
'description' => 'description',
'installation' => 'installation',
'frequently_asked_questions' => 'faq',
'screenshots' => 'screenshots',
'changelog' => 'changelog',
'change_log' => 'changelog',
'upgrade_notice' => 'upgrade_notice',
) as $section_key => $final_key ) {
if ( isset( $sections[ $section_key ] ) ) {
if ( empty( $final_sections[ $final_key ] ) ) {
$final_sections[ $final_key ] = $sections[ $section_key ][ 'section_content' ];
}
unset( $sections[ $section_key ] );
}
}
$final_screenshots = array();
if ( isset( $final_sections[ 'screenshots' ] ) ) {
preg_match_all( '|(.*?)|s', $final_sections[ 'screenshots' ], $screenshots, PREG_SET_ORDER );
if ( $screenshots ) {
foreach ( $screenshots as $ss ) {
$final_screenshots[] = $ss[ 1 ];
}
}
}
if ( isset( $final_sections[ 'upgrade_notice' ] ) ) {
$upgrade_notice = array();
$split = preg_split( '#(.*?)
#', $final_sections[ 'upgrade_notice' ], -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
for ( $i = 0; $i < count( $split ); $i += 2 ) {
if ( isset( $split[ $i + 1 ] ) ) {
$upgrade_notice[ $this->sanitize_text( $split[ $i ] ) ] = substr( $this->sanitize_text( $split[ $i + 1 ] ), 0, 300 );
}
}
unset( $final_sections[ 'upgrade_notice' ] );
} else $upgrade_notice = '';
$excerpt = false;
if ( ! isset ( $final_sections[ 'description' ] ) ) {
$final_sections = array_merge( array( 'description' => $this->filter_text( $_short_description[ 2 ], true ) ), $final_sections );
$excerpt = true;
}
$remaining_content = '';
foreach ( $sections as $s_name => $s_data ) {
$remaining_content .= $s_data[ 'section_content' ] . "\n";
}
$remaining_content = trim( $remaining_content );
$r = array(
'title' => $title,
'plugin_name' => $plugin_name,
'plugin_slug' => $plugin_slug,
'license' => $license,
'license_uri' => $license_uri,
'donate_link' => $donate_link,
'assets_uri' => $assets_uri,
'tags' => $tags,
'contributors' => $contributors,
'requires_php' => $requires_php,
'requires_at_least' => $requires_at_least,
'tested_up_to' => $tested_up_to,
'wc_tested_up_to' => $wc_tested_up_to,
'stable_tag' => $stable_tag,
'short_description' => $short_description,
'screenshots' => $final_screenshots,
'sections' => $final_sections,
'remaining_content' => $remaining_content,
'upgrade_notice' => $upgrade_notice,
'is_excerpt' => $excerpt,
'is_truncated' => $truncated,
);
return $r;
}
function chop_string( $string, $chop ) {
if ( $_string = strstr( $string, $chop ) ) {
$_string = substr( $_string, strlen( $chop ) );
return trim( $_string );
}
return trim( $string );
}
function user_sanitize( $text, $strict = false ) {
if ( function_exists('user_sanitize') ) { // bbPress native
return user_sanitize( $text, $strict );
}
if ( $strict ) {
$text = preg_replace('/[^a-z0-9-]/i', '', $text);
$text = preg_replace('|-+|', '-', $text);
} else $text = preg_replace('/[^a-z0-9_-]/i', '', $text);
return $text;
}
function sanitize_text( $text ) { // Not fancy.
$text = strip_tags( $text );
$text = esc_html( $text );
$text = trim( $text );
return $text;
}
function filter_text( $text, $markdown = false ) {
$text = trim( $text );
$text = self::code_trick( $text, $markdown );
if ( $markdown ) {
if ( ! class_exists( 'SuextMarkdown' ) ) {
require_once dirname( __FILE__ ) . '/markdown.php';
}
$text = SuextMarkdown::transform( $text );
}
$allowed = array(
'a' => array(
'name' => array(),
'href' => array(),
'title' => array(),
'rel' => array(),
),
'blockquote' => array(
'cite' => array(),
),
'br' => array(),
'code' => array(),
'div' => array(),
'em' => array(),
'h3' => array(),
'h4' => array(),
'font' => array(
'color' => array(),
),
'img' => array(
'src' => array(),
'alt' => array(),
'width' => array(),
'height' => array(),
'style' => array(),
),
'li' => array(),
'ol' => array(),
'p' => array(),
'pre' => array(),
'small' => array(),
'strong' => array(),
'table' => array(),
'tr' => array(),
'th' => array(),
'td' => array(
'valign' => array(),
),
'ul' => array(),
);
$text = balanceTags( $text );
return $text;
}
function code_trick( $text, $markdown ) {
$text = str_replace( array( "\r\n", "\r" ), "\n", $text );
if ( ! $markdown ) {
/*
* This gets the "inline" code blocks, but can't be used with markdown.
*/
$text = preg_replace_callback( "!(`)(.*?)`!", array( __CLASS__, 'encodeit' ), $text );
/*
* This gets the "block level" code blocks and converts them to pre code.
*/
$text = preg_replace_callback( "!(^|\n)`(.*?)`!s", array( __CLASS__, 'encodeit'), $text );
} else {
/*
* Markdown can do inline code, we convert bbPress style block level code to markdown style.
*/
$text = preg_replace_callback( "!(^|\n)([ \t]*?)`(.*?)`!s", array( __CLASS__, 'indent' ), $text );
}
return $text;
}
function indent( $matches ) {
$text = $matches[ 3 ];
$text = preg_replace( '|^|m', $matches[ 2 ] . "\t", $text );
return $matches[ 1 ] . "\n`" . $text . "`\n";
}
function encodeit( $matches ) {
if ( function_exists( 'encodeit' ) ) { // bbPress native
return encodeit( $matches );
}
$text = trim( $matches[ 2 ] );
$text = htmlspecialchars( $text, ENT_QUOTES );
$text = str_replace( array( "\r\n", "\r" ), "\n", $text );
$text = preg_replace( "|\n\n\n+|", "\n\n", $text );
$text = str_replace( '<', '<', $text );
$text = str_replace( '>', '>', $text );
$text = '' . $text . '';
if ( '`' != $matches[ 1 ] ) {
$text = '' . $text . '
';
}
return $text;
}
function decodeit( $matches ) {
if ( function_exists('decodeit') ) { // bbPress native
return decodeit( $matches );
}
$text = $matches[ 2 ];
$trans_table = array_flip( get_html_translation_table( HTML_ENTITIES ) );
$text = strtr( $text, $trans_table );
$text = str_replace( '
', '', $text );
$text = str_replace( '&', '&', $text );
$text = str_replace( ''', "'", $text );
if ( '' == $matches[ 1 ] ) {
$text = "\n$text\n";
}
return "`$text`";
}
}
}