From b36bf0e97e8dfbf2dcd07d4173392a3dcfbc2df0 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Thu, 22 Oct 2009 18:20:10 +0000
Subject: Pulling in MITRE's search core.  Fo'rizzle this time.  Yo.

git-svn-id: http://code.elgg.org/elgg/trunk@3572 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/search/index.php                               | 146 +++++++++++++++++++++
 mod/search/languages/en.php                        |  10 ++
 mod/search/manifest.xml                            |  10 ++
 mod/search/start.php                               | 116 ++++++++++++++++
 .../views/default/page_elements/searchbox.php      |   4 +
 mod/search/views/default/search/css.php            |  67 ++++++++++
 mod/search/views/default/search/entity_list.php    |  66 ++++++++++
 mod/search/views/default/search/gallery.php        |  55 ++++++++
 .../views/default/search/gallery_listing.php       |  16 +++
 mod/search/views/default/search/listing.php        |  35 +++++
 mod/search/views/default/search/startblurb.php     |  15 +++
 11 files changed, 540 insertions(+)
 create mode 100644 mod/search/index.php
 create mode 100644 mod/search/languages/en.php
 create mode 100644 mod/search/manifest.xml
 create mode 100644 mod/search/start.php
 create mode 100644 mod/search/views/default/page_elements/searchbox.php
 create mode 100644 mod/search/views/default/search/css.php
 create mode 100644 mod/search/views/default/search/entity_list.php
 create mode 100644 mod/search/views/default/search/gallery.php
 create mode 100644 mod/search/views/default/search/gallery_listing.php
 create mode 100644 mod/search/views/default/search/listing.php
 create mode 100644 mod/search/views/default/search/startblurb.php

(limited to 'mod')

diff --git a/mod/search/index.php b/mod/search/index.php
new file mode 100644
index 000000000..7cbf6121c
--- /dev/null
+++ b/mod/search/index.php
@@ -0,0 +1,146 @@
+<?php
+
+  /** Main search page */
+
+global $CONFIG;
+
+$tag = get_input('tag');
+$offset = get_input('offset', 0);
+$viewtype = get_input('search_viewtype','list');
+if ($viewtype == 'gallery') {
+    $limit = get_input('limit', 12); // 10 items in list view
+} else {
+    $limit = get_input('limit', 10); // 12 items in gallery view
+}
+$searchtype = get_input('searchtype', 'all');
+$object_type = get_input('object_type', '');
+$subtype = get_input('subtype', '');
+$owner_guid = get_input('owner_guid', '');
+$tagtype = get_input('tagtype', '');
+$friends = (int)get_input('friends', 0);
+
+
+$title = sprintf(elgg_echo('searchtitle'), $tag); 
+
+
+if (substr_count($owner_guid,',')) {
+	$owner_guid_array = explode(",",$owner_guid);
+} else {
+	$owner_guid_array = $owner_guid;
+}
+if ($friends > 0) {
+	if ($friends = get_user_friends($friends,'',9999)) {
+		$owner_guid_array = array();
+		foreach($friends as $friend) {
+			$owner_guid_array[] = $friend->guid;
+		}
+	} else {
+		$owner_guid = -1;
+	}
+}
+
+// Set up submenus
+if ($object_types = get_registered_entity_types()) {
+    
+	foreach($object_types as $ot => $subtype_array) {
+		if (is_array($subtype_array) && sizeof($subtype_array))
+			foreach($subtype_array as $object_subtype) {
+				$label = 'item:' . $ot;
+				if (!empty($object_subtype)) $label .= ':' . $object_subtype;
+				add_submenu_item(elgg_echo($label), $CONFIG->wwwroot . "pg/search/?tag=". urlencode($tag) ."&subtype=" . $object_subtype . "&object_type=". urlencode($ot) ."&tagtype=" . urlencode($md_type) . "&owner_guid=" . urlencode($owner_guid));
+			}
+	}
+	add_submenu_item(elgg_echo('all'), $CONFIG->wwwroot . "pg/search/?tag=". urlencode($tag) ."&owner_guid=" . urlencode($owner_guid));
+    
+}
+
+$body = '';
+if (!empty($tag)) {
+
+	// blank the results to start off
+	$results = new stdClass();
+	$results->entities = array();
+	$results->total = 0;
+
+	// do the actual search
+	$results = trigger_plugin_hook('search:entities', '', array('tag' => $tag,
+								    'offset' => $offset,
+								    'limit' => $limit,
+								    'searchtype' => $searchtype,
+								    'object_type' => $object_type,
+								    'subtype' => $subtype,
+								    'tagtype' => $tagtype,
+								    'owner_guid' => $owner_guid_array
+					       ),
+				       $results);
+
+	/* // this piece is for future work, to setup submenus for searchtypes
+	 $searchtypes = trigger_plugin_hook('search:types', '', NULL, array());
+	 add_submenu_item(elgg_echo('search:type:all'),
+	 $CONFIG->wwwroot . "pg/search/?tag=". urlencode($tag) ."&searchtype=all");
+		     
+	 foreach ($searchtypes as $st) {
+	 add_submenu_item(elgg_echo('search:type:' . $st),
+	 $CONFIG->wwwroot . "pg/search/?tag=". urlencode($tag) ."&searchtype=" . $st);
+	 }
+	*/
+    
+		
+	if (empty($objecttype) && empty($subtype)) {
+		$title = sprintf(elgg_echo('searchtitle'),$tag); 
+	} else {
+		if (empty($objecttype)) $objecttype = 'object';
+		$itemtitle = 'item:' . $objecttype;
+		if (!empty($subtype)) $itemtitle .= ':' . $subtype;
+		$itemtitle = elgg_echo($itemtitle);
+		$title = sprintf(elgg_echo('advancedsearchtitle'),$itemtitle,$tag);
+	}
+		
+
+
+
+	//print_r($results);
+
+	$body .= elgg_view_title($title); // elgg_view_title(sprintf(elgg_echo('searchtitle'),$tag));
+
+	// call the old (now-deprecated) search hook here
+	$body .= trigger_plugin_hook('search','',$tag, '');
+
+	$body .= elgg_view('search/startblurb', array('tag' => $tag));
+
+	if ($results->total > 0) {
+    
+
+	    $body .= elgg_view('search/entity_list', array('entities' => $results->entities,
+							   'count' => $results->total,
+							   'offset' => $offset,
+							   'limit' => $limit,
+							   'baseurl' => $_SERVER['REQUEST_URI'],
+							   'fullview' => false,
+							   'context' => 'search', 
+							   'viewtypetoggle' => true,
+							   'viewtype' => $viewtype,
+							   'pagination' => true
+							   ));
+	} else {
+	    $body .= elgg_view('page_elements/contentwrapper', array('body' => elgg_echo('search:noresults')));
+	}
+
+
+
+
+	elgg_view_entity_list($results->entities, count($results->entities), 0, count($results->entities), false);
+} else {
+	// if no tag was given, give the user a box to input a search term
+	$body .= elgg_view_title(elgg_echo('search:enterterm'));
+	$body .= elgg_view('page_elements/contentwrapper', array('body' => '<div>' . elgg_view('page_elements/searchbox') . '</div>'));
+
+
+}
+$layout = elgg_view_layout('two_column_left_sidebar','',$body);
+
+
+page_draw($title, $layout);
+
+
+?>
\ No newline at end of file
diff --git a/mod/search/languages/en.php b/mod/search/languages/en.php
new file mode 100644
index 000000000..52c29c7ed
--- /dev/null
+++ b/mod/search/languages/en.php
@@ -0,0 +1,10 @@
+<?php
+
+    $language_array = array('search:enterterm' => 'Enter a search term:',
+			    'search:noresults' => 'No results.',
+			    'search:matched' => 'Matched: '
+	);
+
+add_translation('en', $language_array);
+
+?>
diff --git a/mod/search/manifest.xml b/mod/search/manifest.xml
new file mode 100644
index 000000000..1f8415445
--- /dev/null
+++ b/mod/search/manifest.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<plugin_manifest>
+	<field key="author" value="Curverider Ltd, The MITRE Corporation" />
+	<field key="version" value="1.7" />
+	<field key="description" value="Allow search across entities of the site" />
+	<field key="website" value="http://www.elgg.org/" />
+	<field key="copyright" value="(C) Curverider 2008-2009, MITRE 2009" />
+	<field key="licence" value="GNU Public License version 2" />
+	<field key="elgg_version" value="2009030702" />
+</plugin_manifest>
\ No newline at end of file
diff --git a/mod/search/start.php b/mod/search/start.php
new file mode 100644
index 000000000..24b038c7a
--- /dev/null
+++ b/mod/search/start.php
@@ -0,0 +1,116 @@
+<?php
+
+  /**
+   * Elgg core search.
+   * 
+   * @package Elgg
+   * @subpackage Core
+   * @author Curverider Ltd <info@elgg.com>, The MITRE Corporation <http://www.mitre.org>
+   * @link http://elgg.org/
+   */
+
+/**
+ * Initialise search helper functions.
+ *
+ */
+function search_init() {
+	global $CONFIG;
+
+	// page handler for search actions and results
+	register_page_handler('search','search_page_handler');
+
+	// hook into the search callback to use the metadata system (this is the part that will go away!)
+	register_plugin_hook('search:entities', 'all', 'search_original_hook');
+
+	// list of available search types should include our base parts
+	register_plugin_hook('searchtypes', 'all', 'search_base_search_types_hook');
+
+	// add in CSS for search elements
+	extend_view('css', 'search/css');
+}
+	
+/**
+ * Page handler for search
+ *
+ * @param array $page Page elements from pain page handler
+ */
+function search_page_handler($page) {
+	global $CONFIG;
+		
+	if(!get_input('tag')) {
+		set_input('tag', $page[0]);	
+	}
+
+	include_once($CONFIG->path . "mod/search/index.php");
+}
+
+/**
+ * Core search hook.
+ * Returns an object with two parts:
+ *    ->entities: an array of instantiated entities that have been decorated with 
+ *                volatile "search" data indicating what they matched. These are
+ *                the entities to be displayed to the user on this page.
+ *    ->total:    total number of entities overall. This function can update this
+ *                limit to ask for more pages in the pagination.
+ */
+function search_original_hook($hook, $type, $returnvalue, $params) {
+	$tag = $params['tag'];
+	$offset = $params['offset']; // starting page
+	$limit = $params['limit']; // number per page
+	$searchtype = $params['searchtype']; // the search type we're looking for
+	$object_type = $params['object_type'];
+	$subtype = $params['subtype'];
+	$owner_guid = $params['owner_guid'];
+	$tagtype = $params['tagtype'];
+
+	$count = get_entities_from_metadata($tagtype, elgg_strtolower($tag), $object_type, $subtype, $owner_guid, $limit, $offset, "", 0, TRUE, FALSE); 
+	$ents =  get_entities_from_metadata($tagtype, elgg_strtolower($tag), $object_type, $subtype, $owner_guid, $limit, $offset, "", 0, FALSE, FALSE);
+
+	/*
+	 * Foreach entity
+	 *	get the metadata keys
+	 *	If the value matches, hang onto the key
+	 *	add all the matched keys to VolatileData
+	 *   This tells us *why* each entity matched
+	 */
+	foreach ($ents as $ent) {
+		$metadata = get_metadata_for_entity($ent->getGUID());
+		$matched = array();
+		if ($metadata) {
+			foreach ($metadata as $tuple) {
+				if ($tag === $tuple->value) {
+					// This is one of the matching elements
+					$matched[] = $tuple->name;
+				}
+			}
+			$ent->setVolatileData('search', $matched);
+		}
+	}
+
+	// merge in our entities with any coming in from elsewhere
+	$returnvalue->entities = array_merge($returnvalue->entities, $ents);
+
+	// expand the total entity count if necessary
+	if ($count > $returnvalue->total) {
+		$returnvalue->total = $count;
+	}
+
+	return $returnvalue;
+}
+
+/**
+ * return our base search types (right now, we have none)
+ */
+function search_base_search_types_hook($hook, $type, $returnvalue, $params) {
+	if (!is_array($returnvalue)) {
+		$returnvalue = array();
+	}
+
+	return $returnvalue;
+}
+
+/** Register init system event **/
+
+register_elgg_event_handler('init','system','search_init');
+
+?>
diff --git a/mod/search/views/default/page_elements/searchbox.php b/mod/search/views/default/page_elements/searchbox.php
new file mode 100644
index 000000000..4bab36be9
--- /dev/null
+++ b/mod/search/views/default/page_elements/searchbox.php
@@ -0,0 +1,4 @@
+<form id="searchform" action="<?php echo $vars['url']; ?>pg/search/" method="get">
+	<input type="text" size="21" name="tag" value="<?php echo elgg_echo('search'); ?>" onclick="if (this.value=='<?php echo elgg_echo('search'); ?>') { this.value='' }" class="search_input" />
+	<input type="submit" value="<?php echo elgg_echo('search:go'); ?>" class="search_submit_button" />
+</form>
diff --git a/mod/search/views/default/search/css.php b/mod/search/views/default/search/css.php
new file mode 100644
index 000000000..27b532727
--- /dev/null
+++ b/mod/search/views/default/search/css.php
@@ -0,0 +1,67 @@
+.searchtype { 
+background: #FFFACD;
+color: black;
+}
+
+.searchtypes {
+border: 1px #EEEEEE solid;
+padding: 4px;
+margin: 6px;
+}
+
+#searchform input.search_input {
+	-webkit-border-radius: 4px; 
+	-moz-border-radius: 4px;
+	background-color:#FFFFFF;
+	border:1px solid #BBBBBB;
+	color:#999999;
+	font-size:12px;
+	font-weight:bold;
+	margin:0pt;
+	padding:2px;
+	width:180px;
+	height:12px;
+}
+#searchform input.search_submit_button {
+	-webkit-border-radius: 4px; 
+	-moz-border-radius: 4px;
+	color:#333333;
+	background: #cccccc;
+	border:none;
+	font-size:12px;
+	font-weight:bold;
+	margin:0px;
+	padding:2px;
+	width:auto;
+	height:18px;
+	cursor:pointer;
+}
+#searchform input.search_submit_button:hover {
+	color:#ffffff;
+	background: #4690d6;
+}
+
+
+.search_listing {
+	display: block;
+	-webkit-border-radius: 8px; 
+	-moz-border-radius: 8px;
+	background:white;
+	margin:0 10px 5px 10px;
+	padding:5px;
+}
+
+.entity_gallery_item .search_listing {
+	background: none;
+	text-align: center;
+}
+
+/* override the entity container piece */
+.search_listing .entity_listing {
+	-webkit-border-radius: 0px; 
+	-moz-border-radius: 0px;
+	background: transparent;
+	margin: 0;
+	padding: 0;
+}
+
diff --git a/mod/search/views/default/search/entity_list.php b/mod/search/views/default/search/entity_list.php
new file mode 100644
index 000000000..d709210df
--- /dev/null
+++ b/mod/search/views/default/search/entity_list.php
@@ -0,0 +1,66 @@
+<?php
+$context = $vars['context'];
+$offset = $vars['offset'];
+$entities = $vars['entities'];
+$limit = $vars['limit'];
+$count = $vars['count'];
+$baseurl = $vars['baseurl'];
+$context = $vars['context'];
+$viewtype = $vars['viewtype'];
+$pagination = $vars['pagination'];
+$fullview = $vars['fullview']; 
+		
+$html = "";
+$nav = "";
+if (isset($vars['viewtypetoggle'])) {
+	$viewtypetoggle = $vars['viewtypetoggle'];
+} else {
+	$viewtypetoggle = true;
+}
+
+if ($context == "search" && $count > 0 && $viewtypetoggle) {
+	$nav .= elgg_view("navigation/viewtype",array(
+									      
+				  'baseurl' => $baseurl,
+				  'offset' => $offset,
+				  'count' => $count,
+				  'viewtype' => $viewtype,
+			
+				  ));
+}
+
+if ($pagination)
+	$nav .= elgg_view('navigation/pagination',array(
+			
+				  'baseurl' => $baseurl,
+				  'offset' => $offset,
+				  'count' => $count,
+				  'limit' => $limit,
+			
+				  ));
+			
+$html .= $nav;
+
+if ($viewtype == "list") {
+	if (is_array($entities) && sizeof($entities) > 0) {
+		foreach($entities as $entity) {
+			// print out the entity
+			$ev = elgg_view_entity($entity, $fullview);
+			// then add the search decorations around it
+			$html .= elgg_view('search/listing', array('entity_view' => $ev,
+								   'search_types' => $entity->getVolatileData('search')));
+
+		}
+	}
+} else if ($viewtype == "gallery") {
+	if (is_array($entities) && sizeof($entities) > 0) {
+		$html .= elgg_view("search/gallery",array('entities' => $entities));
+	}
+}
+
+if ($count) {
+	$html .= $nav;
+}
+echo $html;
+
+?>
diff --git a/mod/search/views/default/search/gallery.php b/mod/search/views/default/search/gallery.php
new file mode 100644
index 000000000..753a38684
--- /dev/null
+++ b/mod/search/views/default/search/gallery.php
@@ -0,0 +1,55 @@
+<?php
+
+	/**
+	 * Elgg gallery view
+	 * 
+	 * @package Elgg
+	 * @subpackage Core
+
+	 * @author Curverider Ltd
+
+	 * @link http://elgg.org/
+	 */
+
+		$entities = $vars['entities'];
+		if (is_array($entities) && sizeof($entities) > 0) {
+			
+?>
+
+		<table class="entity_gallery">
+
+<?php
+			
+			$col = 0;
+			foreach($entities as $entity) {
+				if ($col == 0) {
+					
+					echo "<tr>";
+					
+				}
+				echo "<td class=\"entity_gallery_item\">";
+				
+				$ev = elgg_view_entity($entity, $fullview);
+						
+				echo elgg_view('search/listing', array('entity_view' => $ev,
+									   'search_types' => $entity->getVolatileData('search')));
+				
+				
+				echo "</td>";
+				$col++;
+				if ($col > 3) {
+					echo "</tr>";
+					$col = 0;
+				}					
+			}
+			if ($col > 0) echo "</tr>";
+			
+?>
+
+		</table>
+
+<?php
+			
+		}
+		
+?>
\ No newline at end of file
diff --git a/mod/search/views/default/search/gallery_listing.php b/mod/search/views/default/search/gallery_listing.php
new file mode 100644
index 000000000..bbecaf202
--- /dev/null
+++ b/mod/search/views/default/search/gallery_listing.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * Elgg search listing: gallery view
+ *
+ * DEPRECATED VIEW: use entities/gallery_listing instead
+ *
+ * @package Elgg
+ * @subpackage Core
+ * @author Curverider Ltd
+ * @link http://elgg.org/
+ */
+
+
+    echo elgg_view('entities/gallery_listing', $vars);
+
+?>
\ No newline at end of file
diff --git a/mod/search/views/default/search/listing.php b/mod/search/views/default/search/listing.php
new file mode 100644
index 000000000..e3ad91ba8
--- /dev/null
+++ b/mod/search/views/default/search/listing.php
@@ -0,0 +1,35 @@
+<?php
+
+	/**
+	 * Elgg search listing
+	 * 
+	 * @package Elgg
+	 * @subpackage Core
+
+	 * @author Curverider Ltd
+
+	 * @link http://elgg.org/
+	 */
+
+?>
+
+	<div class="search_listing">
+	
+<?php 
+		
+echo $vars['entity_view'];
+
+if ($vars['search_types'] && is_array($vars['search_types'])) {
+	echo '<div class="searchtypes">' . elgg_echo('search:matched');
+	foreach ($vars['search_types'] as $st) {
+		echo '<span class="searchtype">' . elgg_echo($st) . '</span> ';
+	}
+	echo '</div>';
+		
+}
+	    
+	    
+	    
+
+?>
+	</div>
diff --git a/mod/search/views/default/search/startblurb.php b/mod/search/views/default/search/startblurb.php
new file mode 100644
index 000000000..0115438f2
--- /dev/null
+++ b/mod/search/views/default/search/startblurb.php
@@ -0,0 +1,15 @@
+<?php
+/**
+ * @package Elgg
+ * @subpackage Core
+ * @author Curverider Ltd
+ * @link http://elgg.org/
+ */
+?>
+<div class="contentWrapper">
+	<?php
+
+		echo sprintf(elgg_echo("tag:search:startblurb"),$vars['tag']);
+
+	?>
+</div>
\ No newline at end of file
-- 
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