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<?php |
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/** |
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* Readme file parsing. |
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* |
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* Copyright: © 2009-2011 |
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* {@link http://www.websharks-inc.com/ WebSharks, Inc.} |
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* ( coded in the USA ) |
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* |
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* Released under the terms of the GNU General Public License. |
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* You should have received a copy of the GNU General Public License, |
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* along with this software. In the main directory, see: /licensing/ |
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* If not, see: {@link http://www.gnu.org/licenses/}. |
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* |
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* @package s2Member\Readmes |
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* @since 3.5 |
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*/ |
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if (realpath (__FILE__) === realpath ($_SERVER["SCRIPT_FILENAME"])) |
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exit ("Do not access this file directly."); |
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/**/ |
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if (!class_exists ("c_ws_plugin__s2member_readmes")) |
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{ |
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/** |
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* Readme file parsing. |
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* |
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* @package s2Member\Readmes |
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* @since 3.5 |
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*/ |
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class c_ws_plugin__s2member_readmes |
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{ |
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/** |
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* Handles readme parsing. |
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* |
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* @package s2Member\Readmes |
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* @since 3.5 |
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* |
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* @param str $specific_path Optional. Path to a specific readme file to parse. Defaults to that of the software itself. |
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* When/if a readme-dev.txt file is available, that will be used instead of the default readme.txt. |
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* @param str $specific_section Optional. The title of a specific section to parse, instead of the entire file. |
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* @param bool $_blank_targets Optional. Defaults to true. If false, no target attribute is used. |
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* @param bool $process_wp_syntax Optional. Defaults to false. |
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* If true, and WP Syntax is installed; it will be used to parse code samples. |
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* @return str Parsed readme file, or a parsed readme file section; based on parameter configuration. |
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*/ |
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public static function parse_readme ($specific_path = FALSE, $specific_section = FALSE, $_blank_targets = TRUE, $process_wp_syntax = FALSE) |
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{ |
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if (!($path = $specific_path)) /* Was a specific path passed in? */ |
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{ |
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$path = dirname (dirname (dirname (__FILE__))) . "/readme.txt"; |
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$dev_path = dirname (dirname (dirname (__FILE__))) . "/readme-dev.txt"; |
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$path = (file_exists ($dev_path)) ? $dev_path : $path; |
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} |
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/**/ |
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eval ('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;'); |
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do_action ("ws_plugin__s2member_before_parse_readme", get_defined_vars ()); |
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unset ($__refs, $__v); /* Unset defined __refs, __v. */ |
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/**/ |
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if (file_exists ($path)) /* Give hooks a chance. */ |
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{ |
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$o_pcre = @ini_get ("pcre.backtrack_limit"); |
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@ini_set ("pcre.backtrack_limit", 10000000); |
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/**/ |
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if (!function_exists ("NC_Markdown")) |
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include_once dirname (dirname (__FILE__)) . "/_xtnls/markdown/nc-markdown.inc.php"; |
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/**/ |
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$rm = file_get_contents ($path); /* Get readme.txt file contents. */ |
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$mb = function_exists ("mb_convert_encoding") ? @mb_convert_encoding ($rm, "UTF-8",@mb_detect_encoding ($rm, "WINDOWS-1252, UTF-8")) : $rm; |
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$rm = ($mb) ? $mb : $rm; /* Double check this, just in case conversion fails on an unpredicted charset. */ |
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/**/ |
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if ($specific_section) /* If we are ONLY parsing a specific section. This is a very useful way of pulling details out. */ |
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{ |
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preg_match ("/(\=\= )(" . preg_quote ($specific_section, "/") . ")( \=\=)(.+?)([\r\n]+\=\= |$)/si", $rm, $m); |
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/**/ |
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if ($rm = trim ($m[4])) /* Looking for a specific section, indicated by `$specific_section`. */ |
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{ |
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$rm = preg_replace ("/(\=\=\=)( )(.+?)( )(\=\=\=)/", "<h4 id=\"rm-specs\">Specifications</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Installation)( )(\=\=)/", "<h4 id=\"rm-installation\">$3</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Description)( )(\=\=)/", "<h4 id=\"rm-description\">$3</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Screenshots)( )(\=\=)/", "<h4 id=\"rm-screenshots\">$3</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Frequently Asked Questions)( )(\=\=)/", "<h4 id=\"rm-faqs\">$3</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Changelog)( )(\=\=)/", "<h4 id=\"rm-changelog\">$3</h4>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(.+?)( )(\=\=)/", "<h4>$3</h4>", $rm); |
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$rm = preg_replace ("/(\=)( )(.+?)( )(\=)/", "<h6>$3</h6>", $rm); |
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/**/ |
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$y1 = "/\[youtube http\:\/\/www\.youtube\.com\/view_play_list\?p\=(.+?)[\s\/]*?\]/i"; |
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$y2 = "/\[youtube http\:\/\/www\.youtube\.com\/watch\?v\=(.+?)[\s\/]*?\]/i"; |
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/**/ |
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$rm = preg_replace ($y1, '<embed type="application/x-shockwave-flash" src="//www.youtube.com/p/$1?version=3&hd=1&fs=1&rel=0" style="width:320px; height:210px; float:right; margin:0 0 15px 15px;" allowscriptaccess="always" allowfullscreen="true"></embed>', $rm); |
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$rm = preg_replace ($y2, '<embed type="application/x-shockwave-flash" src="//www.youtube.com/v/$1?version=3&hd=1&fs=1&rel=0" style="width:320px; height:210px; float:right; margin:0 0 15px 15px;" allowscriptaccess="always" allowfullscreen="true"></embed>', $rm); |
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/**/ |
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$rm = NC_Markdown ($rm); /* Parse out the Markdown syntax. */ |
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/**/ |
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$r1 = "/(\<a)( href)/i"; /* Modify all links. Assume nofollow. */ |
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/**/ |
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if ($_blank_targets) /* Modify all links. Always nofollow. ( with _blank targets ? ). */ |
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$rm = preg_replace ($r1, "$1" . ' target="_blank" rel="nofollow external"' . "$2", $rm); |
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else /* Otherwise, we don't need to set _blank targets. So external is removed also. */ |
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$rm = preg_replace ($r1, "$1" . ' rel="nofollow"' . "$2", $rm); |
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/**/ |
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if ($process_wp_syntax) /* If we're processing <pre><code> tags for WP-Syntax. */ |
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if (function_exists ("wp_syntax_before_filter") && function_exists ("wp_syntax_before_filter")) |
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{ |
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$rm = preg_replace ("/\<pre\>\<code\>/i", '<pre lang="php" escaped="true">', $rm); |
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$rm = preg_replace ("/\<\/code\>\<\/pre\>/i", '</pre>', $rm); |
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$rm = wp_syntax_after_filter (wp_syntax_before_filter ($rm)); |
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} |
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} |
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/**/ |
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@ini_set ("pcre.backtrack_limit", $o_pcre); |
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/**/ |
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$readme = '<div class="readme">' . "\n"; |
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$readme .= $rm . "\n"; /* Content. */ |
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$readme .= '</div>' . "\n"; |
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/**/ |
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return apply_filters ("ws_plugin__s2member_parse_readme", $readme, get_defined_vars ()); |
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} |
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else /* Otherwise, we're going for the entire readme file. Here we have lots of work to do. */ |
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{ |
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$rm = preg_replace ("/(\=\=\=)( )(.+?)( )(\=\=\=)/", "<h2 id=\"rm-specs\">Specifications</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Installation)( )(\=\=)/", "<h2 id=\"rm-installation\">$3</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Description)( )(\=\=)/", "<h2 id=\"rm-description\">$3</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Screenshots)( )(\=\=)/", "<h2 id=\"rm-screenshots\">$3</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Frequently Asked Questions)( )(\=\=)/", "<h2 id=\"rm-faqs\">$3</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(Changelog)( )(\=\=)/", "<h2 id=\"rm-changelog\">$3</h2>", $rm); |
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$rm = preg_replace ("/(\=\=)( )(.+?)( )(\=\=)/", "<h2>$3</h2>", $rm); |
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$rm = preg_replace ("/(\=)( )(.+?)( )(\=)/", "<h3>$3</h3>", $rm); |
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/**/ |
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$y1 = "/\[youtube http\:\/\/www\.youtube\.com\/view_play_list\?p\=(.+?)[\s\/]*?\]/i"; |
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$y2 = "/\[youtube http\:\/\/www\.youtube\.com\/watch\?v\=(.+?)[\s\/]*?\]/i"; |
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/**/ |
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$rm = preg_replace ($y1, '<embed type="application/x-shockwave-flash" src="//www.youtube.com/p/$1?version=3&hd=1&fs=1&rel=0" style="width:320px; height:210px; float:right; margin:0 0 15px 15px;" allowscriptaccess="always" allowfullscreen="true"></embed>', $rm); |
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$rm = preg_replace ($y2, '<embed type="application/x-shockwave-flash" src="//www.youtube.com/v/$1?version=3&hd=1&fs=1&rel=0" style="width:320px; height:210px; float:right; margin:0 0 15px 15px;" allowscriptaccess="always" allowfullscreen="true"></embed>', $rm); |
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/**/ |
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$rm = NC_Markdown ($rm); /* Parse out the Markdown syntax. */ |
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/**/ |
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$r1 = "/(\<h2(.*?)\>)(.+?)(\<\/h2\>)(.+?)(\<h2(.*?)\>|$)/si"; |
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$r2 = "/(\<\/div\>)(\<h2(.*?)\>)(.+?)(\<\/h2\>)(.+?)(\<div class\=\"section\"\>\<h2(.*?)\>|$)/si"; |
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$r3 = "/(\<div class\=\"section\"\>)(\<h2 id\=\"rm-specs\"\>)(Specifications)(\<\/h2\>)(\<div class\=\"content\"\>)(.+?)(\<\/div\>\<\/div\>)/sei"; |
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$r4 = "/(\<div class\=\"section\"\>)(\<h2 id\=\"rm-screenshots\"\>)(Screenshots)(\<\/h2\>)(\<div class\=\"content\"\>)(.+?)(\<\/div\>\<\/div\>)/sei"; |
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$r5 = "/(\<a)( href)/i"; /* Modify all links. Assume a nofollow relationship since destinations are unknown. */ |
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/**/ |
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$rm = preg_replace ($r1, '<div class="section">' . "$1$3$4" . '<div class="content">' . "$5" . '</div></div>' . "$6", $rm); |
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$rm = preg_replace ($r2, "$1" . '<div class="section">' . "$2$4$5" . '<div class="content">' . "$6" . '</div></div>' . "$7", $rm); |
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$rm = stripslashes (preg_replace ($r3, "'$1$2$3$4$5'.c_ws_plugin__s2member_readmes::_parse_readme_specs('$6').'$7'", $rm, 1)); |
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$rm = preg_replace ($r4, "", $rm, 1); /* Here we just remove the screenshots completely. */ |
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/**/ |
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if ($_blank_targets) /* Modify all links. Always nofollow. ( with _blank targets ? ). */ |
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$rm = preg_replace ($r5, "$1" . ' target="_blank" rel="nofollow external"' . "$2", $rm); |
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else /* Otherwise, we don't need to set _blank targets. So external is removed also. */ |
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$rm = preg_replace ($r5, "$1" . ' rel="nofollow"' . "$2", $rm); |
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/**/ |
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if ($process_wp_syntax) /* If we're processing <pre><code> tags for WP-Syntax. */ |
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if (function_exists ("wp_syntax_before_filter") && function_exists ("wp_syntax_before_filter")) |
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{ |
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$rm = preg_replace ("/\<pre\>\<code\>/i", '<pre lang="php" escaped="true">', $rm); |
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$rm = preg_replace ("/\<\/code\>\<\/pre\>/i", '</pre>', $rm); |
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$rm = wp_syntax_after_filter (wp_syntax_before_filter ($rm)); |
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} |
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/**/ |
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@ini_set ("pcre.backtrack_limit", $o_pcre); |
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/**/ |
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$readme = '<div class="readme">' . "\n"; |
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$readme .= $rm . "\n"; /* Content. */ |
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$readme .= '</div>' . "\n"; |
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/**/ |
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return apply_filters ("ws_plugin__s2member_parse_readme", $readme, get_defined_vars ()); |
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} |
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} |
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else /* Just in case readme.txt was deleted by the site owner. */ |
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{ |
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return "Unable to parse /readme.txt."; |
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} |
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} |
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/** |
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* Callback parses specs in a readme file. |
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* |
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* @package s2Member\Readmes |
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* @since 3.5 |
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* |
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* @param str $str A string *( i.e. the specs section )*. |
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* @return str Parsed specs. With HTML markup for list item display. |
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*/ |
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public static function _parse_readme_specs ($str = FALSE) |
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{ |
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do_action ("_ws_plugin__s2member_before_parse_readme_specs", get_defined_vars ()); |
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/**/ |
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$str = preg_replace ("/(\<p\>|^)(.+?)(\:)( )(.+?)($|\<\/p\>)/mi", "$1" . '<li><strong>' . "$2" . '</strong>' . "$3" . ' <code>' . "$5" . '</code></li>' . "$6", $str); |
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$str = preg_replace ("/\<p\>\<li\>/i", '<ul><li>', $str); /* Open the list items. */ |
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$str = preg_replace ("/\<\/li\>\<\/p\>/i", '</li></ul><br />', $str); |
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/**/ |
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return apply_filters ("_ws_plugin__s2member_parse_readme_specs", $str, get_defined_vars ()); |
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} |
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/** |
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* Parses readme specification keys. |
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* |
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* @package s2Member\Readmes |
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* @since 3.5 |
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* |
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* @param str $key A key *( within the specs section )*. |
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* @param str $specific_path Optional. Path to a specific readme file to parse. Defaults to that of the software itself. |
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* When/if a readme-dev.txt file is available, that will be used instead of the default readme.txt. |
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* @return str|bool The value of the key, else false if not found. |
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*/ |
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public static function parse_readme_value ($key = FALSE, $specific_path = FALSE) |
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{ |
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static $readme = array (); /* For repeated lookups. */ |
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/**/ |
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if (!($path = $specific_path)) /* Was a specific path passed in? */ |
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{ |
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$path = dirname (dirname (dirname (__FILE__))) . "/readme.txt"; |
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$dev_path = dirname (dirname (dirname (__FILE__))) . "/readme-dev.txt"; |
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$path = (file_exists ($dev_path)) ? $dev_path : $path; |
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} |
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/**/ |
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eval ('foreach(array_keys(get_defined_vars())as$__v)$__refs[$__v]=&$$__v;'); |
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do_action ("ws_plugin__s2member_before_parse_readme_value", get_defined_vars ()); |
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unset ($__refs, $__v); /* Unset defined __refs, __v. */ |
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/**/ |
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if (!empty ($readme[$path]) || file_exists ($path)) |
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{ |
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if (empty ($readme[$path])) /* If not already opened. */ |
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{ |
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$readme[$path] = file_get_contents ($path); /* Get readme.txt file contents. */ |
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$mb = function_exists ("mb_convert_encoding") ? @mb_convert_encoding ($readme[$path], "UTF-8",@mb_detect_encoding ($readme[$path], "WINDOWS-1252, UTF-8")) : $readme[$path]; |
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$readme[$path] = ($mb) ? $mb : $readme[$path]; /* Double check this, just in case conversion fails on an unpredicted charset. */ |
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} |
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/**/ |
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preg_match ("/(^)(" . preg_quote ($key, "/") . ")(\:)( )(.+?)($)/m", $readme[$path], $m); |
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/**/ |
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return apply_filters ("ws_plugin__s2member_parse_readme_value", ((isset ($m[5]) && strlen ($m[5] = trim ($m[5]))) ? $m[5] : false), get_defined_vars ()); |
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} |
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else /* Nope. */ |
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return false; |
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} |
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} |
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} |
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?> |
