New Feature: possibility to import a structure of hierarchical tags from a file

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@179 b3834d28-1941-0410-a4f8-b48e95affb8f

5 files changed, 142 insertions, 4 deletions

diff --git a/importStructure.php b/importStructure.php
new file mode 100644
index 0000000..eb3df86
--- /dev/null
+++ b/importStructure.php
@@ -0,0 +1,80 @@
+<?
+/***************************************************************************
+ Copyright (C) 2004 - 2006 Scuttle project
+ http://sourceforge.net/projects/scuttle/
+ http://scuttle.org/
+
+ This program 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 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ ***************************************************************************/
+
+require_once('header.inc.php');
+
+/* Service creation: only useful services are created */
+$userservice =& ServiceFactory::getServiceInstance('UserService');
+$templateservice =& ServiceFactory::getServiceInstance('TemplateService');
+$tag2tagservice =& ServiceFactory::getServiceInstance('Tag2TagService');
+
+/* Managing current logged user */
+$currentUser = $userservice->getCurrentObjectUser();
+
+
+/* Managing all possible inputs */
+// First input is $_FILES
+
+
+$tplVars = array();
+$tplVars['msg'] = '';
+
+if ($userservice->isLoggedOn() && sizeof($_FILES) > 0 && $_FILES['userfile']['size'] > 0) {
+	$userinfo = $userservice->getCurrentObjectUser();
+
+
+	// File handle
+	$html = file_get_contents($_FILES['userfile']['tmp_name']);
+
+	// Create link array
+	preg_match_all('/(.*?)\n/', $html, $matches);
+
+	//print_r($matches); die();
+
+	$fatherTag = '';
+	$countNewLinks = 0;
+	foreach($matches[1] as $match) {
+		if($match == '') {
+			// do nothing because void line
+		}elseif(substr($match, 0, 2) == '//') {
+			// do nothing because commentary
+		} elseif(substr($match, 0, 2) == '  ') {
+			// add as child of previous tag
+			if($fatherTag != '') {
+				$tag2tagservice->addLinkedTags($fatherTag, $match, '>', $currentUser->getId());
+				$countNewLinks++;
+			} else {
+				$tplVars['error'] = T_('Bad indentation'). ' '.$match;
+			}
+		} else{
+			$fatherTag = $match;
+		}
+	}
+	$tplVars['msg'] = T_('New links between tags: ').$countNewLinks;
+
+}
+
+$templatename = 'importStructure.tpl';
+$tplVars['subtitle'] = T_('Import Structure');
+$tplVars['formaction'] = createURL('importStructure');
+$templateservice->loadTemplate($templatename, $tplVars);
+
+?>
diff --git a/services/bookmark2tagservice.php b/services/bookmark2tagservice.php
index 347df9c..7085d5f 100644
--- a/services/bookmark2tagservice.php
+++ b/services/bookmark2tagservice.php
@@ -41,8 +41,8 @@ class Bookmark2TagService {
 			}
 		}
 
-		//clean tags from strange characters
-		$tags = str_replace(array('"', '\'', '/'), "_", $tags);
+		$tagservice =& ServiceFactory::getServiceInstance('TagService');
+		$tags = $tagservice->normalize($tags);
 
 
 		$tags_count = is_array($tags)?count($tags):0;
diff --git a/services/tag2tagservice.php b/services/tag2tagservice.php
index 8c97606..4cce66d 100644
--- a/services/tag2tagservice.php
+++ b/services/tag2tagservice.php
@@ -16,11 +16,16 @@ class Tag2TagService {
 	}
 
 	function addLinkedTags($tag1, $tag2, $relationType, $uId) {
+		$tagservice =& ServiceFactory::getServiceInstance('TagService');
+		$tag1 = $tagservice->normalize($tag1);
+		$tag2 = $tagservice->normalize($tag2);		
+		
 		if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0
 		|| ($relationType != ">" && $relationType != "=")
 		|| ($this->existsLinkedTags($tag1, $tag2, $relationType, $uId))) {
 			return false;
 		}
+		
 		$values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> $relationType, 'uId'=> $uId);
 		$query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
 		//die($query);
@@ -214,11 +219,17 @@ class Tag2TagService {
 
 
 	function existsLinkedTags($tag1, $tag2, $relationType, $uId) {
+		
+		//$tag1 = mysql_real_escape_string($tag1);
+		//$tag2 = mysql_real_escape_string($tag2);
+		
 		$query = "SELECT tag1, tag2, relationType, uId FROM `". $this->getTableName() ."`";
 		$query.= " WHERE tag1 = '" .$tag1 ."'";
 		$query.= " AND tag2 = '".$tag2."'";
 		$query.= " AND relationType = '". $relationType ."'";
 		$query.= " AND uId = '".$uId."'";
+		
+		//echo($query."<br>\n");
 
 		return $this->db->sql_numrows($this->db->sql_query($query)) > 0;
 	}
diff --git a/services/tagservice.php b/services/tagservice.php
index 83349c6..504d13f 100644
--- a/services/tagservice.php
+++ b/services/tagservice.php
@@ -75,8 +75,13 @@ class TagService {
 		$this->db->sql_query($query);
 		return true;
 	}
-
-
+	
+	/* normalize the input tags which could be a string or an array*/
+	function normalize($tags) {
+		//clean tags from strange characters
+		$tags = str_replace(array('"', '\'', '/'), "_", $tags);
+		return $tags;
+	}
 
 	function deleteAll() {
 		$query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
diff --git a/templates/importStructure.tpl.php b/templates/importStructure.tpl.php
new file mode 100644
index 0000000..9c54612
--- /dev/null
+++ b/templates/importStructure.tpl.php
@@ -0,0 +1,42 @@
+<?php
+$this->includeTemplate($GLOBALS['top_include']);
+?>
+
+<div id="bookmarks">
+<form id="import" enctype="multipart/form-data"
+	action="<?php echo $formaction; ?>" method="post">
+<table>
+	<tr valign="top">
+		<th align="left"><?php echo T_('File'); ?></th>
+		<td><input type="hidden" name="MAX_FILE_SIZE" value="1024000" /> <input
+			type="file" name="userfile" size="50" /></td>
+	</tr>
+	<tr>
+		<td />
+		<td><input type="submit" value="<?php echo T_('Import'); ?>" /></td>
+	</tr>
+</table>
+</form>
+
+<h3><?php echo T_('Instructions'); ?></h3>
+<ol>
+	<li>
+	<p><?php echo T_('Create your structure into a simple text file and following this model:');?></p>
+	<ul>
+		<li>firstTagOfLevel1</li>
+		<li>&nbsp;&nbsp;&nbsp;&nbsp;firstTagOfLevel2 <i>(the line starts with two spaces)</i></li>
+		<li>&nbsp;&nbsp;&nbsp;&nbsp;secondTagOfLevel2</li>
+		<li>&nbsp;&nbsp;&nbsp;&nbsp;thirdTagOfLevel2</li>
+		<li>secondTagOfLevel1</li>
+		<li>&nbsp;&nbsp;&nbsp;&nbsp;fourthTagOfLevel2 <i>(included into secondTagOfLevel1)</i></li>
+	</ul>
+	</li>
+	<li>
+	<p><?php echo T_('Then import the file. The tags and their relations will be added to your profile.'); ?></p>
+	</li>
+</ol>
+</div>
+
+<?php
+$this->includeTemplate($GLOBALS['bottom_include']);
+?>
\ No newline at end of file