460 lines
12 KiB
PHP
Executable file
460 lines
12 KiB
PHP
Executable file
<?php
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define('W2APP', true);
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/*
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* W2
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*
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* Copyright (C) 2007-2011 Steven Frank <http://stevenf.com/>
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*
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* Code may be re-used as long as the above copyright notice is retained.
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* See README.txt for full details.
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*
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* Written with Coda: <http://panic.com/coda/>
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*
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*/
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// Install PSR-4-compatible class autoloader
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spl_autoload_register(function($class){
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require str_replace('\\', DIRECTORY_SEPARATOR, ltrim($class, '\\')).'.php';
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});
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// Get Markdown class
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use md\MarkdownExtra;
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// User configurable options:
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require_once "config.php";
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// Load configured localization:
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require_once 'locales/' . W2_LOCALE . '.php';
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/**
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* Get translated word
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*
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* String $label Key for locale word
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* String $alt_word Alternative word
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* return String
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*/
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function __( $label, $alt_word = null )
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{
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global $w2_word_set;
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if( empty($w2_word_set[$label]) )
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{
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return is_null($alt_word) ? $label : $alt_word;
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}
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return htmlspecialchars($w2_word_set[$label], ENT_QUOTES);
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}
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function printHeader($title, $action, $bodyclass="")
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{
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print "<!doctype html>\n";
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print "<html lang=\"" . W2_LOCALE . "\">\n";
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print " <head>\n";
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print " <meta charset=\"" . W2_CHARSET . "\">\n";
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print " <link rel=\"icon\" href=\"/icons/fav.svg\"/>\n";
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print " <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\" />\n";
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print " <link type=\"text/css\" rel=\"stylesheet\" href=\"" . BASE_URI . "/" . CSS_FILE ."\" />\n";
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print " <title>".PAGE_TITLE."$title</title>\n";
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print " </head>\n";
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print " <body".($bodyclass != "" ? " class=\"$bodyclass\"":"").">\n";
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}
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function printFooter()
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{
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print " </body>\n";
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print "<p class=\"footer\">Wiki licensed under the <a href=\"https://git.speedie.site/speedie/spmenu-wiki/raw/branch/master/LICENSE\">MIT</a> license. Articles and images licensed under the CC-BY-SA 4.0 license. <a href=\"https://git.speedie.site/speedie/spmenu-wiki\">Source code</a></p>";
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print "</html>";
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}
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function printDrawer()
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{
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print " <div id=\"drawer\" class=\"inactive\">\n".
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" <a href=\"\" onclick=\"toggleDrawer(); return false;\"><img src=\"/icons/close.svg\" alt=\"".__('Close')."\" title=\"".__('Close')."\" class=\"icon rightaligned\"/></a>\n".
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" <div>\n".
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"# ".__('Header')." 1<br/>".
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"## ".__('Header')." 2<br/>".
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"### ".__('Header')." 3<br/>".
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"#### ".__('Header')." 4<br/>".
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"##### ".__('Header')." 5<br/>".
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"###### ".__('Header')." 6<br/>".
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"<br/>".
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"*".__('Emphasize')."* - <em>".__('Emphasize')."</em><br/>".
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"_".__('Emphasize')."* - <em>".__('Emphasize')."</em><br/>".
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"**".__('Bold')."** - <strong>".__('Bold')."</strong><br/>".
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"__".__('Bold')."__ - <strong>".__('Bold')."</strong><br/>".
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"<br/>".
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"[[Link to page]]<br/>".
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"<http://example.com/><br/>".
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"[link text](http://url)<br/><br/>".
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"{{image.jpg}}<br/>".
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"<br/>".
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"![Alt text](/images/image.jpg \"Optional title\")<br/>".
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"<br/>".
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"- Unordered list<br/>".
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"+ Unordered list<br/>".
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"* Unordered list<br/>".
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"1. Ordered list<br/>".
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"<br/>".
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"> Blockquote<br/>".// <blockquote>Blockquotes</blockquote>\n".
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"```Code```<br/>". //<pre>Code</pre>\n\n".
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"`inline-code`<br/><br/>".
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"*** Horizontal rule<br/>".
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"--- Horizontal rule<br/>\n".
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" </div>\n".
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" </div>\n".
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" <a id=\"drawer-control\" href=\"\" onclick=\"toggleDrawer(); return false;\">\n".
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" </a>\n";
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}
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// Support functions
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function descLengthSort($val_1, $val_2)
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{
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$firstVal = strlen($val_1);
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$secondVal = strlen($val_2);
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return ( $firstVal > $secondVal ) ?
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-1 : ( ( $firstVal < $secondVal ) ? 1 : 0);
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}
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function getAllPageNames($path = "")
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{
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$filenames = array();
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$dir = opendir(PAGES_PATH . "/$path" );
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while ( $filename = readdir($dir) )
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{
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if ( $filename[0] == "." )
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{
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continue;
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}
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if ( is_dir( PAGES_PATH . "/$path/$filename" ) )
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{
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array_push($filenames, ...getAllPageNames( "$path/$filename" ) );
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continue;
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}
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if ( preg_match("/".PAGES_EXT."$/", $filename) != 1)
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{
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continue;
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}
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$filename = substr($filename, 0, -(strlen(PAGES_EXT)+1) );
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$filenames[] = substr("$path/$filename", 1);
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}
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closedir($dir);
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return $filenames;
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}
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function fileNameForPage($page)
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{
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return PAGES_PATH . "/$page." . PAGES_EXT;
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}
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function imageLinkText($imgName)
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{
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return "![".__("Image Description")."](/pages/".UPLOAD_FOLDER."/$imgName)";
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}
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function sanitizeFilename($inFileName)
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{
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return str_replace(array('~', '..', '\\', ':', '|', '&'), '-', $inFileName);
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}
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function pageURL($page)
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{
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return SELF . VIEW . "/".str_replace("%2F", "/", str_replace("%23", "#", urlencode(sanitizeFilename($page))));
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}
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function pageLink($page, $title, $attributes="")
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{
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return "<a href=\"" . pageURL($page) ."\"$attributes>$title</a>";
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/* wip
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$link_page = $match[1];
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$link_filename = PAGES_PATH . "/$link_page.txt";
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$link_page_exists = file_exists($link_filename);
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if ($link_page_exists)
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return "<a href=\"" . pageURL($page) ."\"$attributes>$title</a>";
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else
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//return "<a href=\"" . SELF . VIEW . "/" . htmlentities($link_page) . "\" class=\"missing-link\">" . htmlentities($link_page) . "</a>";
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return "<a href=\"" . pageURL($page) ."\" class=\"missing-link\" . $attributes>$title</a>";
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*/
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}
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function redirectWithMessage($page, $msg)
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{
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$_SESSION["msg"] = $msg;
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header("HTTP/1.1 303 See Other");
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header("Location: " . pageURL($page) );
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exit;
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}
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function checkedExecute(&$msg, $cmd)
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{
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$returnValue = 0;
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$output = '';
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exec($cmd, $output, $returnValue);
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if ($returnValue != 0)
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{
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$msg .= "<br/>Error executing command ".$cmd." (return value: ".$returnValue."): ".implode(" ", $output);
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}
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return ($returnValue == 0);
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}
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function gitChangeHandler($commitmsg, &$msg)
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{
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if (!GIT_COMMIT_ENABLED)
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{
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return;
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}
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if (checkedExecute($msg, "cd ".PAGES_PATH." && git add -A && git commit -m ".escapeshellarg($commitmsg)))
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{
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if (!GIT_PUSH_ENABLED)
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{
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return;
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}
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checkedExecute($msg, "cd ".PAGES_PATH." && git push");
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}
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}
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function toHTMLID($noid)
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{ // in HTML5, only spaces aren't allowed
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return str_replace(" ", "-", $noid);
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}
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function toHTML($inText)
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{
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$parser = new MarkdownExtra;
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$parser->no_markup = true;
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$outHTML = $parser->transform($inText);
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preg_match_all(
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"/\[\[(.*?)\]\]/",
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$outHTML,
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$matches,
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PREG_PATTERN_ORDER
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);
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for ($i = 0; $i < count($matches[0]); $i++)
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{
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$fullLinkText = $matches[1][$i];
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$linkTitleSplit = explode('|', $fullLinkText);
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$linkedPage = $linkTitleSplit[0]; // split away an eventual link text
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$linkText = (count($linkTitleSplit) > 1) ? $linkTitleSplit[1] : $linkedPage;
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$pagePart = explode('#', $linkedPage)[0]; // split away an eventual anchor part
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$linkedFilename = fileNameForPage(sanitizeFilename($pagePart));
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$exists = file_exists($linkedFilename);
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$outHTML = str_replace("[[$fullLinkText]]",
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pageLink($linkedPage, $linkText, ($exists? "" : " class=\"noexist\"")), $outHTML);
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}
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$outHTML = preg_replace("/\{\{(.*?)\}\}/", "<img src=\"" . BASE_URI . "/images/\\1\" alt=\"\\1\" />", $outHTML);
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// add an anchor in all title tags (h1/2/3/4):
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preg_match_all(
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"/<h([1-4])>(.*?)<\/h\\1>/",
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$outHTML,
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$matches,
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PREG_PATTERN_ORDER
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);
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for ($i = 0; $i < count($matches[0]); $i++)
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{
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$prefix = "<h".$matches[1][$i].">";
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$caption = $matches[2][$i];
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$suffix = substr_replace($prefix, "/", 1, 0);
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$outHTML = str_replace("$prefix$caption$suffix",
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"$prefix<a id=\"".toHTMLID($caption)."\">$caption</a>$suffix", $outHTML);
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}
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return $outHTML;
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}
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// Main code
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$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'view';
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$newPage = "";
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$text = "";
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$html = "";
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if ($action === 'view')
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{
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// Look for page name following the script name in the URL, like this:
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// http://stevenf.com/w2demo/index.php/Markdown%20Syntax
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//
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// Otherwise, get page name from 'page' request variable.
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$page = preg_match('@^/@', @$_SERVER["PATH_INFO"]) ?
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urldecode(substr($_SERVER["PATH_INFO"], 1)) : urldecode(@$_REQUEST['page']);
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$page = sanitizeFilename($page);
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if ( $page == "" )
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{
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$page = DEFAULT_PAGE;
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}
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$filename = fileNameForPage($page);
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}
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if ($action === 'view')
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{
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if ( file_exists($filename) )
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{
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$text = file_get_contents($filename);
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}
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else
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{
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$newPage = $page;
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$action = 'new';
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}
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}
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$oldgitmsg = "";
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$triedSave = false;
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if ( $action === 'all' )
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{
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$pageNames = getAllPageNames();
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$filelist = array();
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$sortBy = isset($_REQUEST['sortBy']) ? $_REQUEST['sortBy'] : 'name';
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if (!in_array($sortBy, array('name', 'recent')))
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{
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$sortBy = 'name';
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}
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if ($sortBy === 'name')
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{
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natcasesort($pageNames);
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foreach($pageNames as $page)
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{
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$filelist[$page] = filemtime(fileNameForPage($page));
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}
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}
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else
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{
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foreach($pageNames as $page)
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{
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$filelist[$page] = filemtime(fileNameForPage($page));
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}
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arsort($filelist, SORT_NUMERIC);
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}
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$html .= "<p>".__('Total').": ".count($pageNames)." ".__("pages")."</p>";
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$html .= "<table><thead>";
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$html .= "<tr>".
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"<td>".(($sortBy!='name')?("<a href=\"".SELF."?action=all&sortBy=name\">Name</a>"):"<span class=\"sortBy\">".__('Name')."</span>")."</td>".
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"<td>".(($sortBy!='recent')?("<a href=\"".SELF."?action=all&sortBy=recent\">".__('Modified')."</a>"):"<span class=\"sortBy\">".__('Modified')."</span>")."</td>".
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"</tr></thead><tbody>";
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$date_format = __('date_format', TITLE_DATE);
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foreach ($filelist as $pageName => $pageDate)
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{
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$html .= "<tr>".
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"<td>".pageLink($pageName, $pageName)."</td>".
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"<td valign=\"top\"><nobr>".date( $date_format, $pageDate)."</nobr></td>".
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"</tr>\n";
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}
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$html .= "</tbody></table>\n";
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}
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else if ( $action === 'search' )
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{
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$matches = 0;
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$q = $_REQUEST['q'];
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$html .= " <h1>Search: $q</h1>\n";
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if ( trim($q) != "" )
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{
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$html .= " <ul>\n";
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$pagenames = getAllPageNames();
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$found = FALSE;
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$matchingPages = array();
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foreach ($pagenames as $searchPage)
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{
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if ($searchPage === $q)
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{
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$found = TRUE;
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}
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if (preg_match("/{$q}/i", $searchPage))
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{
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array_unshift($matchingPages, $searchPage);
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++$matches;
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}
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else
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{
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$text = file_get_contents(fileNameForPage($searchPage));
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if ( preg_match("/{$q}/i", $text) )
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{
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$matchingPages[] = $searchPage;
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++$matches;
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}
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}
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}
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foreach ($matchingPages as $page)
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{
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$link = pageLink($page, $page, ($page === $q)? " class=\"literalMatch\"": "");
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$html .= " <li>$link</li>\n";
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}
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if (!$found)
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{
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$html .= " <li>".pageLink($q, __('Create page')." '$q'", " class=\"noexist\"")."</li>";
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}
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$html .= " </ul>\n";
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}
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$html .= " <p>$matches ".__('matches')."</p>\n";
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}
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else
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{
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$html .= empty($text) ? '' : toHTML($text);
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}
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$datetime = '';
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if ( ($action === 'all'))
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{
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$title = __("All");
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}
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else if ( $action === 'search' )
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{
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$title = __("Search");
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}
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else if ($filename != '')
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{
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$title = $page;
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$date_format = __('date_format', TITLE_DATE);
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if ( $date_format )
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{
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$datetime = "<span class=\"titledate\">" . date($date_format, @filemtime($filename)) . "</span>";
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}
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}
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else
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{
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$title = __($action);
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}
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// Disable caching on the client (the iPhone is pretty agressive about this
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// and it can cause problems with the editing function)
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header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
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header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
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printHeader($title, $action);
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print " <div class=\"titlebar\"><span class=\"title\">$title</span>$datetime";
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print " </div>\n";
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print " <div class=\"toolbar\">\n";
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print " <a href=\"" . SELF . "\"><img src=\"/icons/home.svg\" alt=\"". __(DEFAULT_PAGE) . "\" title=\"". __(DEFAULT_PAGE) . "\" class=\"icon\"></a>\n";
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print " <a href=\"" . SELF . "?action=all\"><img src=\"/icons/list.svg\" alt=\"". __('All') . "\" title=\"". __('All') . "\" class=\"icon\"></a>\n";
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print " <form method=\"post\" action=\"" . SELF . "?action=search\">\n";
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print " <input class=\"search\" placeholder=\"". __('Search') ."\" size=\"20\" id=\"search\" type=\"text\" name=\"q\" />\n </form>\n";
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if ($action === 'edit')
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{
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printDrawer();
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}
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print " </div>\n";
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if (SIDEBAR_PAGE != '')
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{
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print " <div class=\"sidebar\">\n\n";
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$sidebarFile = fileNameForPage(SIDEBAR_PAGE);
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if (file_exists($sidebarFile))
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{
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$text = file_get_contents($sidebarFile);
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}
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else
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{
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$text = __('Sidebar file could not be found')." ($sidebarFile)";
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}
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print toHTML($text);
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print " </div>\n";
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}
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print " <div class=\"main\">\n\n";
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if(isset($_SESSION['msg']) && $_SESSION['msg'] != '')
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{
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print " <div class=\"note\">".$_SESSION['msg']."</div>";
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unset($_SESSION['msg']);
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}
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print "$html\n";
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print " </div>\n";
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printFooter();
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