From: fraccy <fraccy>
Date: Tue, 28 Jun 2005 13:26:20 +0000 (+0000)
Subject: Added initial version of VoodooPad Wiki importer
X-Git-Tag: 0.9~376
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=551f12376c6d18430a2ad4b802e6ddffcd1de963;p=s9y.git

Added initial version of VoodooPad Wiki importer
---

diff --git a/include/admin/importers/voodoopad.inc.php b/include/admin/importers/voodoopad.inc.php
new file mode 100644
index 0000000..d41ccbf
--- /dev/null
+++ b/include/admin/importers/voodoopad.inc.php
@@ -0,0 +1,269 @@
+<?php # $Id: voodoopad.inc.php 1 2005-04-16 06:39:31Z timputnam $
+# Copyright (c) 2003-2005, Tim Putnam
+
+/*****************************************************************
+ *                VoodooPad Importer, by Tim Putnam 
+ *               http://deepbluesea.fracsoft.com  *
+ *****************************************************************/
+
+// These are used by the XML parser
+class element{
+   var $name = '';
+   var $attributes = array();
+   var $data = '';
+   var $depth = 0;
+}
+$elements = $stack = array();
+$count = $depth = 0;
+
+// Language, language...
+switch ($serendipity['lang']) {
+    case 'en':
+    default:
+        @define ('IMPORTER_VOODOO_FILEPROMPT', 'VoodooPad XML file');
+		@define('IMPORTER_VOODOO_CREATEINTRALINKSPROMPT', 'Recreate intra-links?');
+		@define('IMPORTER_VOODOO_WIKINAMEPROMPT','Wiki name');
+		@define('IMPORTER_VOODOO_KEYPREFIXPROMPT','Prefix for static page DB key');
+		@define('IMPORTER_VOODOO_UPDATEEXISTINGPROMPT','Update existing entries?');
+		@define('IMPORTER_VOODOO_CREATINGPAGE','Creating page');
+		@define('IMPORTER_VOODOO_UPDATINGPAGE','Updating page');
+		@define('IMPORTER_VOODOO_NOTUPDATING','Not updating');
+		@define('IMPORTER_VOODOO_RECORDURL','Recording link URL');
+		@define('IMPORTER_VOODOO_WRITEINTRALINKS','Writing intra-links..');
+        break;
+}
+
+class Serendipity_Import_VoodooPad extends Serendipity_Import {
+    var $info        = array('software' => 'VoodooPad');
+    var $data        = array();
+    var $inputFields = array();
+    
+    function Serendipity_Import_VoodooPad($data) {
+        $this->data = $data;
+        $this->inputFields = array(
+                                array(  'text'		=> IMPORTER_VOODOO_FILEPROMPT,
+                           	            'type'		=> 'file',
+                                        'name'   	=> 'voodooPadXML'),
+                                array(  'text' 		=> IMPORTER_VOODOO_CREATEINTRALINKSPROMPT,
+                                        'type' 	    => 'bool',
+	                                     'name'		=> 'shouldWriteLinks',
+                                   		'default'	=> 'true'),
+                                array(  'text'    	=> IMPORTER_VOODOO_WIKINAMEPROMPT,
+                                   		'type'    	=> 'input',
+                                   		'name'		=> 'wikiName',
+                                   		'default' 	=> ''),
+                                array(  'text' 		=> IMPORTER_VOODOO_KEYPREFIXPROMPT,
+                                  		'type'		=> 'input',
+                                  		'name' 	    => 'keyPrefix',
+                                  		'default' 	=> '' ),
+                                array(  'text' 		=> IMPORTER_VOODOO_UPDATEEXISTINGPROMPT,
+	                                  	'type'      => 'bool',
+                                  		'name'      => 'updateExisting',
+                                  		'default'   => 'true' ) );
+    }
+
+    function getImportNotes(){
+        return '<br/>Requires installation of the Static Pages plugin<br/>All static pages are currently scanned for a match';
+    }
+
+    function validateData() {
+       return sizeof($_FILES['serendipity']['tmp_name']['import']['voodooPadXML']);
+    }
+
+    function getInputFields() {
+        return $this->inputFields;
+    }
+
+    
+   function import() {
+    	global $serendipity;
+	  	global $elements;
+
+		// Dependency on static pages
+		if(!class_exists('serendipity_event_staticpage'))
+			die('<br/>This importer requires the Static Pages plugin to be installed');
+	  	// The selected file
+		$file =  $_FILES['serendipity']['tmp_name']['import']['voodooPadXML'];
+
+		// Create a parser and set it up with the callbacks
+		$xml_parser = xml_parser_create(''); 
+		xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING, 0);
+		xml_set_element_handler($xml_parser, "start_element_handler", "end_element_handler");
+		xml_set_character_data_handler($xml_parser, "character_data_handler");
+
+		// Feed the contents of the file into the parser
+		if(!file_exists($file))
+   			die("\n<p>\"$file\" does not exist.</p>\n</body>\n</html>");
+   					
+		if(!($handle = fopen($file, "r")))
+   			die("<p>Cannot open \"$file\".</p>\n</body>\n</html>");
+
+		while($contents = fread($handle, 4096))
+   			xml_parse($xml_parser, $contents, feof($handle));
+
+		fclose($handle);
+		xml_parser_free($xml_parser);
+
+		// Maintain a list of the aliases and their links
+		$aliases = array();
+
+        // Now have a list of elements referenceable by id
+	    // so loop through building and/or updating page objects
+	 	while(list($key_a) = each($elements)){
+	 		$name = $elements[$key_a]->name;
+	 					
+			switch ( $name )
+			{
+				case 'data': // <data> indicates the start of the VoodooPad entry, so create page object
+	  				$thispage = array();
+					break;
+				case 'key': // This is the unique identifier of the page
+					$mykey = serendipity_makeFilename ( $elements[$key_a]->data );
+	  				$mykey = basename($this->data['keyPrefix']) . $mykey;
+
+	  				// Pluck out the existing one if its there
+	  			  	$page = serendipity_db_query ( "SELECT * 
+            		                            	FROM {$serendipity['dbPrefix']}staticpages 
+              		                        		WHERE filename = '" . $mykey . "'
+                 			                    		LIMIT 1", true, 'assoc');
+        			if (is_array($page)) {
+            			$thispage =& $page;
+            			if (empty($thispage['timestamp']))
+              			$thispage['timestamp'] = time();           	
+        			}
+    
+	  				$thispage['filename'] = $mykey;
+	  				$thispage['permalink'] = $serendipity['serendipityHTTPPath'] .'pages/' . $mykey .'.htm';
+	  				break;
+	  			case 'alias': // The title and the string used to match links
+	  				$thispage['articleformattitle'] = $this->data['wikiName'];
+  	  				$thispage['pagetitle'] = $elements[$key_a]->data;
+	  				$thispage['headline'] = $elements[$key_a]->data;
+	  				break;
+	  			case 'content': // The content of a voodoopad entry
+	  			case 'path': // The path of a url string
+					$thispage['content'] = $elements[$key_a]->data;
+
+	  				// If its a content link list it for referencing with the page permalink
+	  				if ( $name == 'content' ){
+						$aliases[$thispage['headline']] = $thispage['permalink'];
+
+						// Either replace or insert depending on previous existence
+			  			if (!isset($thispage['id'])) {
+			  				printf ( '<br/>'.IMPORTER_VOODOO_CREATINGPAGE.': '. $mykey );
+            				serendipity_db_insert('staticpages', $thispage);
+            				$serendipity["POST"]["staticpage"] = serendipity_db_insert_id("staticpages", 'id'); 
+        				} 
+        				else if ( $this->data['updateExisting'] == 'true') {
+           				printf ( '<br/>'.IMPORTER_VOODOO_UPDATINGPAGE.': '. $mykey );
+	           			serendipity_db_update("staticpages", array("id" => $thispage["id"]), $thispage);     
+        				}
+	             		else
+	             			printf ( '<br/>'.IMPORTER_VOODOO_NOTUPDATING.': '. $mykey );
+	  				}
+
+					// If its a url, the content is the link instead
+					else
+					{
+						printf  ( '<br/>'.IMPORTER_VOODOO_RECORDURL.': '.$thispage['headline'] );
+						$aliases[$thispage['headline']] = $thispage['content'];
+					}
+					break;		  			
+			}
+			
+		}
+
+    	// Now rewrite the permalinks
+	printf ('<br/>' );
+	if ( $this->data['shouldWriteLinks'] == 'true')
+	    		Serendipity_Import_VoodooPad::write_links ($aliases );
+       return true;
+   }
+
+    function write_links($aliases) {
+    	// Here we run through the static pages database and put in cross links
+		// around the keywords in the text
+        global $serendipity;
+
+		// **TODO** Change this to pull out only entries for the current wiki
+		printf ( '<br/><p>'.IMPORTER_VOODOO_WRITEINTRALINKS.'</p>');
+			   		
+        $pages= &serendipity_db_query("SELECT * FROM {$serendipity['dbPrefix']}staticpages  ORDER BY pagetitle DESC"); 
+	      
+  		foreach( $pages as $thispage){
+	  		// Parse the content string
+         	foreach ($aliases as $alias => $permalink) {
+  	  	 		$thispage['content'] = Serendipity_Import_VoodooPad::wikify ( $alias,  $permalink , $thispage['content'] );  	  	
+        	}
+	       for ( $counter = 0; $counter <= 12; $counter+=1) 
+         		unset ($thispage[$counter]);
+       
+	  		// Write back to the database
+     		serendipity_db_update("staticpages", array("id" => $thispage["id"]), $thispage);
+ 		}
+
+       printf ( "Success!</p>");
+	} 
+
+	// Search and replace avoiding content of links
+	// **TODO** Fix this to avoid short links screwing up longer links
+	function wikify($alias, $link, $txt) {
+		$r = preg_split('((>)|(<))', $txt, -1, PREG_SPLIT_DELIM_CAPTURE);
+	   	$ns = '';
+   		for ($i = 0; $i < count($r); $i++) {
+       	if ($r[$i] == "<") {
+           	$i+=2; 
+           	continue;
+       	}
+      		$r[$i] = eregi_replace( sql_regcase($alias), '<a href='.$link.'>'.$alias.'</a>', $r[$i] );     
+      	}
+   		return join("", $r);
+   	}  
+}
+			
+// XML Parser callbacks
+function start_element_handler($parser, $name, $attribs){
+	global $elements, $stack, $count, $depth;
+
+	 
+	$id = $count;
+	$element = new element;
+   	$elements[$id] = $element;
+   	$elements[$id]->name = $name;
+   
+   	while(list($key, $value) = each($attribs))
+   		$elements[$id]->attributes[$key] = $value;
+   
+   	$elements[$id]->depth = $depth;
+   	array_push($stack, $id);
+   	
+   	$count++;
+   	$depth++;
+}
+
+function end_element_handler($parser, $name){
+   global $stack, $depth;
+   
+   array_pop($stack);
+   
+   $depth--;
+}
+
+function character_data_handler($parser, $data){
+   global $elements, $stack;
+   
+   $elements[$stack[count($stack)-1]]->data .= $data;
+}
+
+return 'Serendipity_Import_VoodooPad';
+?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN">
+
+<html>
+<head>
+  <title></title>
+</head>
+
+<body>
+</body>
+</html>